CN214781375U

CN214781375U - A multistage clarification plant for sewage treatment

Info

Publication number: CN214781375U
Application number: CN202121007403.0U
Authority: CN
Inventors: 吕燕霞; 戴俊辉
Original assignee: Zhejiang Industry Polytechnic College
Current assignee: Zhejiang Industry Polytechnic College
Priority date: 2021-05-12
Filing date: 2021-05-12
Publication date: 2021-11-19
Anticipated expiration: 2031-05-12

Abstract

The utility model discloses a multi-stage purification device for sewage treatment, which comprises a first treatment tank, a second treatment tank, a water inlet, an aerator, a communicating pipe and a water outlet, wherein the first treatment tank and the second treatment tank are arranged side by side, one side of the first treatment tank is fixed with the water inlet, one side of the first treatment tank, which is far away from the water inlet, is provided with the communicating pipe with the water inlet, one end of the communicating pipe, which is far away from the first treatment tank, is connected with the bottom of the second treatment tank, and the top of one side of the second treatment tank, which is far away from the communicating pipe, is provided with the water outlet, the utility model can ensure that microorganisms reacting with sewage on the membrane can be fully contacted, and the reacted impurities can be condensed and cleaned through an auger device and a sewage discharging device through a first-stage filter screen, and the second treatment tank can carry out aerobic reaction and can clean the reacted impurities through a filter device, so that the pollutants capable of reacting in the sewage can fully react through full contact.

Description

A multistage clarification plant for sewage treatment

Technical Field

The utility model relates to a sewage treatment technical field specifically is a multistage clarification plant for sewage treatment.

Background

Biological wastewater refers to effluent water from life and production that is contaminated to some extent. Biological sewage is a pollution source with serious existing environmental protection problems, along with the continuous progress of human society, the continuous development of science and technology and the continuous innovation of biotechnology, the pollution problem brought by the biological sewage also gradually influences human beings in the process of helping the human beings.

The biological sewage treatment can be applied to various sewage treatments such as petroleum, petrifaction, chemical engineering, metallurgy, machinery, leather, coal gasification, food, brewing, daily chemical industry, printing and dyeing, pharmacy, papermaking, urban sewage and the like and sewage treatment of large-area water areas such as rivers and lakes and the like, but the contact with microorganisms is not sufficient in the biological sewage treatment process, so that pollutants which can react with the microorganisms cannot completely react.

To this end, we propose a multi-stage purification plant for sewage treatment.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a multistage clarification plant for sewage treatment to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a multi-stage purification device for sewage treatment comprises a first treatment tank, a second treatment tank, a water inlet, an aerator, a communicating pipe and a water outlet, wherein the first treatment tank and the second treatment tank are placed side by side, one side of the first treatment tank is fixed with the water inlet, one side of the first treatment tank, which is far away from the water inlet, is provided with the communicating pipe with the water inlet, one end of the communicating pipe, which is far away from the first treatment tank, is connected to the bottom of the second treatment tank, the second treatment tank is far away from the top of one side of the communicating pipe and is provided with the water outlet, the aerator is installed inside the second treatment tank, the bottom of the first treatment tank is provided with a sedimentation tank for storing reactants, the inside of the sedimentation tank is rotatably provided with an auger device for rotatably discharging the reactants, the bottom of one side of the sedimentation tank is provided with a discharge port at the end part of the auger device, the top of the first treatment tank is provided with a biomembrane device capable of reacting with sewage at equal distance, fixed mounting has the one-level filter screen between sedimentation tank and the biomembrane device, first processing pond top is installed and is driven biomembrane device pivoted belt drive, the sedimentation tank is close to the one end of water inlet and installs the device of unloading of discharge reactant, first processing pond is close to communicating pipe one side and is provided with manual valve, and manual valve is located between biomembrane device and the one-level filter screen, pond internally mounted is handled to the second has the filter equipment of filtration reactant, and filter equipment handles the locking mechanical system joint of pond through the symmetry installation with the second.

Preferably, the biofilm device comprises a rotating shaft and a biological reaction film, the rotating shaft is uniformly and rotatably arranged at the top of the first treatment pool, and the rotating shaft is uniformly provided with four biological reaction films.

Preferably, the surface of the biological reaction membrane is provided with a diversion hole.

Preferably, the belt transmission mechanism comprises a motor, a belt wheel and a transmission belt, the motor is installed above the top of the first treatment tank, an output shaft of the motor is fixedly connected with the belt wheel, and the belt wheels are in transmission connection through the transmission belt.

Preferably, filter equipment includes support frame, fixed axle, filter screen card post, lock nut, second grade filter screen, card locking piece and card locking groove, the support frame is installed at second treatment tank top, and support frame both ends symmetry fixed mounting has the card locking piece, the card locking groove has been seted up to card locking piece upper surface, support frame lower surface central point puts fixedly connected with fixed axle, fixed axle outer wall cover is equipped with filter screen card post, and filters the bottom of filter screen card post and be equipped with lock nut, lock nut and fixed axle threaded connection, filter screen card post outer wall equidistance is fixed with the second grade filter screen.

Preferably, the sewage discharging device comprises a discharging cover, a clamping groove, a fixing bolt, a discharging handle and a discharging lock groove, the discharging cover is slidably inserted into one end of the discharge opening, the discharging cover is fixedly mounted on the outer side of the discharging cover and provided with the discharging handle, the discharging lock groove is formed in the upper surface of the discharging cover, the clamping groove is formed in the corresponding position of the discharge opening and the discharging lock groove, and the fixing bolt is installed in the discharging lock groove and the clamping groove in a meshed mode.

Preferably, locking mechanical system includes fixed plate and locking hook, fixed plate fixed mounting is in second treatment pond side upper end, the fixed plate upper end is rotated and is connected with the locking hook, and locking hook and card lock groove joint.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses a equidistant rotatable biological reaction membrane of installation in first treatment tank makes the epimembranal microorganism with sewage reaction fully contact, and can condense the impurity after the reaction and clear up it through auger device and dirt discharging device through the one-level filter screen, and the second treatment tank can carry out aerobic reaction to can clear up reaction impurity through filter equipment, reach the pollutant that can react in making sewage and fully react through abundant contact.

Drawings

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

FIG. 2 is a second schematic view of the overall structure of the present invention;

FIG. 3 is a schematic view of the belt transmission mechanism of the present invention;

FIG. 4 is a schematic structural view of the biofilm device of the present invention;

FIG. 5 is a schematic view of the filtering apparatus of the present invention;

FIG. 6 is a schematic view of the structure of the sewage discharging device of the present invention;

fig. 7 is a schematic structural diagram of the locking mechanism of the present invention.

In the figure: 1. a first treatment tank; 2. a second treatment tank; 3. a sedimentation tank; 4. a belt drive mechanism; 41. a motor; 42. a pulley; 43. a drive belt; 5. a biofilm device; 51. a rotating shaft; 52. a biological reaction membrane; 53. a flow guide hole; 6. a first-stage filter screen; 7. a filtration device; 71. a support frame; 72. a fixed shaft; 73. the filter screen is clamped with the column; 74. a locking nut; 75. a secondary filter screen; 76. a locking block; 77. a locking groove; 8. a sewage discharge device; 81. a discharge cover; 82. a clamping groove; 83. fixing the bolt; 84. a discharge handle; 85. a discharge lock groove; 9. a locking mechanism; 91. a fixing plate; 92. a locking hook; 10. an auger device; 11. an aerator; 12. a water inlet; 13. a communicating pipe; 14. a manual valve; 15. a water outlet; 16. a discharge outlet.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 and 2, a multi-stage purification apparatus for sewage treatment in the figure comprises a first treatment tank 1, a second treatment tank 2, a water inlet 12, an aerator 11, a communicating pipe 13 and a water outlet 15, wherein the first treatment tank 1 and the second treatment tank 2 are arranged side by side, the water inlet 12 is fixed on one side of the first treatment tank 1, the communicating pipe 13 is arranged on one side of the first treatment tank 1 away from the water inlet 12 and connected with the water inlet 12, one end of the communicating pipe 13 away from the first treatment tank 1 is connected to the bottom of the second treatment tank 2, the water outlet 15 is arranged on the top of one side of the second treatment tank 2 away from the communicating pipe 13, the aerator 11 is arranged in the second treatment tank 2, the sedimentation tank 3 for storing a reactant is arranged at the bottom of the first treatment tank 1, the auger device 10 for rotatably discharging the reactant is rotatably arranged in the sedimentation tank 3, and a discharge outlet 16 is arranged at the end of the auger device 10 on the bottom of one side of the sedimentation tank 3, first processing pond 1 top equidistance install can with sewage reaction's biomembrane device 5, fixed mounting has one-level filter screen 6 between sedimentation tank 3 and the biomembrane device 5, first processing pond 1 top is installed and is driven biomembrane device 5 pivoted belt drive mechanism 4, the one end that sedimentation tank 3 is close to water inlet 12 installs the device 8 of unloading of discharge reactant, first processing pond 1 is close to communicating pipe 13 one side and is provided with manual valve 14, and manual valve 14 is located between biomembrane device 5 and the one-level filter screen 6, 2 internally mounted in second processing pond has filter equipment 7 of filter reactant, and filter equipment 7 and second processing pond 2 are through the 9 joints of locking mechanical system of symmetry installation.

Referring to fig. 3, the biofilm device 5 includes a rotating shaft 51, a biological reaction membrane 52 and a diversion hole 53, the rotating shaft 51 is uniformly rotatably installed at the top of the first treatment tank 1, four biological reaction membranes 52 are uniformly installed on the rotating shaft 51, and the diversion hole 53 is formed in the surface of the biological reaction membrane 52.

When the biological membrane device 5 rotates, the biological reaction membrane 52 can fully contact with the sewage in the first treatment tank 1, so that pollutants in the biological reaction membrane can fully react, and the surface of the biological reaction membrane 52 is provided with the flow guide holes 53, so that the rotating resistance can be reduced, and the rotation of the biological reaction membrane 52 in the sewage cannot be influenced.

Referring to fig. 4, the belt transmission mechanism 4 includes a motor 41, a belt wheel 42 and a transmission belt 43, the motor 41 is installed above the top of the first treating tank 1, an output shaft of the motor 41 is fixedly connected with the belt wheel 42, and the belt wheels 42 are in transmission connection through the transmission belt 43.

When the motor 41 works, the biofilm device 5 in the first treatment tank 1 can synchronously rotate at a constant speed through the transmission connection of the belt transmission mechanism 4.

Referring to fig. 5, the filtering device 7 includes a supporting frame 71, a fixing shaft 72, a filter screen clamping column 73, a locking nut 74, a secondary filter screen 75, a locking block 76 and a locking groove 77, the supporting frame 71 is installed at the top of the second treatment tank 2, the two ends of the supporting frame 71 are symmetrically and fixedly installed with the locking block 76, the upper surface of the locking block 76 is provided with the locking groove 77, the fixing shaft 72 is fixedly connected to the center of the lower surface of the supporting frame 71, the outer wall of the fixing shaft 72 is sleeved with the filter screen clamping column 73, the bottom of the filter screen clamping column 73 is provided with the locking nut 74, the locking nut 74 is in threaded connection with the fixing shaft 72, and the secondary filter screen 75 is equidistantly fixed on the outer wall of the filter screen clamping column 73.

After sewage gets into second treatment tank 2, the oxygen that aerator 11 provided can produce impurity with sewage reaction, and second grade filter screen 75 can directly remain impurity in second treatment tank 2, after locking mechanism 9 unlocks, directly takes out filter equipment 7 from second treatment tank 2, just can directly dismantle second grade filter screen 75 after taking off lock nut 74, impurity in convenient and fast's clearance second grade filter screen 75 and the second treatment tank 2.

Referring to fig. 6, the dirt discharging device 8 includes a discharging cover 81, a locking groove 82, a fixing bolt 83, a discharging handle 84 and a discharging locking groove 85, the discharging cover 81 is slidably inserted into one end of the discharging opening 16, the discharging handle 84 is fixedly mounted on the outer side of the discharging cover 81, the discharging locking groove 85 is formed in the upper surface of the discharging cover 81, the locking groove 82 is formed in the position of the discharging opening 16 corresponding to the discharging locking groove 85, and the fixing bolt 83 is mounted in the discharging locking groove 85 and the locking groove 82 in a meshing manner.

After the sewage in the first treatment tank 1 is drained, the fixing bolt 83 is taken down, the discharge handle 84 is pulled outwards, the discharge cover 81 is detached, and impurities generated by the sewage and the biological reaction membrane 52 can be cleaned, so that the aim of cleaning the first treatment tank 1 is fulfilled.

Referring to fig. 5 and 7, the locking mechanism 9 includes a fixing plate 91 and a locking hook 92, the fixing plate 91 is fixedly installed at the upper end of the side surface of the second treatment tank 2, the locking hook 92 is rotatably connected to the upper end of the fixing plate 91, and the locking hook 92 is engaged with the locking groove 77.

After the filter device 7 is placed in the second treatment tank 2, the locking hook 92 is rotatably clamped in the locking groove 77 to achieve a locking state, and when the locking hook 92 is withdrawn from the locking groove 77, the filter device 7 can be taken out from the second treatment tank 2, so that the purposes of portable installation and disassembly are achieved.

The working principle is as follows: after sewage is injected into the first treatment tank 1 from the water inlet 12, the biological reaction membrane 52 in the first treatment tank 1 is rotated due to the driving of the belt transmission mechanism 4, the sewage can be fully contacted and reacted with the sewage, impurities generated by the reaction are condensed in the sedimentation tank 3 after passing through the primary filter screen 6 and cannot pass through the primary filter screen 6 again, the sewage fully reacted with the biological reaction membrane 52 enters the second treatment tank 2 through the communicating pipe 13 and reacts with oxygen generated by the aerator 11, the formed impurities are retained in the second treatment tank 2, and the sewage fully reacted is discharged from the water outlet 15.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a multistage clarification plant for sewage treatment, includes first treatment tank (1), second treatment tank (2), water inlet (12), aeration machine (11), communicating pipe (13) and delivery port (15), first treatment tank (1) is placed side by side with second treatment tank (2), first treatment tank (1) one side is fixed with water inlet (12), water inlet (12) one side is kept away from in first treatment tank (1) and water inlet (12) are installed communicating pipe (13), and first treatment tank (1) one end connection is kept away from in communicating pipe (13) in second treatment tank (2) bottom, second treatment tank (2) are kept away from communicating pipe (13) one side top and are installed delivery port (15), second treatment tank (2) internally mounted has aeration machine (11), its characterized in that: the device is characterized in that a sedimentation tank (3) for storing reactants is arranged at the bottom of the first treatment tank (1), an auger device (10) for rotating the discharged reactants is installed in the sedimentation tank (3) in the internal rotation mode, a discharge port (16) is arranged at the end part of the auger device (10) at the bottom of one side of the sedimentation tank (3), a biomembrane device (5) capable of reacting with sewage is installed at the top of the first treatment tank (1) in an equal distance mode, a primary filter screen (6) is fixedly installed between the sedimentation tank (3) and the biomembrane device (5), a belt transmission mechanism (4) capable of driving the biomembrane device (5) to rotate is installed at the top of the first treatment tank (1), a sewage discharging device (8) for discharging the reactants is installed at one end of the sedimentation tank (3) close to a water inlet (12), and a manual valve (14) is arranged at one side of the first treatment tank (1) close to the communicating pipe (13), and the manual valve (14) is positioned between the biomembrane device (5) and the primary filter screen (6), the second treatment tank (2) is internally provided with a filter device (7) for filtering reactants, and the filter device (7) is clamped with the second treatment tank (2) through a symmetrically-arranged locking mechanism (9).

2. The multi-stage purification apparatus for wastewater treatment according to claim 1, wherein: the biological membrane device (5) comprises a rotating shaft (51) and a biological reaction membrane (52), wherein the rotating shaft (51) is uniformly installed at the top of the first treatment pool (1) in a rotating manner, and the rotating shaft (51) is uniformly provided with four biological reaction membranes (52).

3. The multi-stage purification apparatus for wastewater treatment according to claim 2, wherein: the surface of the biological reaction membrane (52) is provided with a diversion hole (53).

4. The multi-stage purification apparatus for wastewater treatment according to claim 1, wherein: belt drive mechanism (4) include motor (41), band pulley (42) and driving belt (43), motor (41) are installed to first processing pond (1) top, and the output shaft and band pulley (42) fixed connection of motor (41), through driving belt (43) transmission connection between band pulley (42).

5. The multi-stage purification apparatus for wastewater treatment according to claim 1, wherein: filter equipment (7) are including support frame (71), fixed axle (72), filter screen card post (73), lock nut (74), second grade filter screen (75), kayser piece (76) and kayser groove (77), support frame (71) are installed at second treatment pond (2) top, and support frame (71) both ends symmetry fixed mounting has kayser piece (76), kayser groove (77) have been seted up to kayser piece (76) upper surface, support frame (71) lower surface central point puts fixedly connected with fixed axle (72), fixed axle (72) outer wall cover is equipped with filter screen card post (73), and filter screen card post (73) bottom is equipped with lock nut (74), lock nut (74) and fixed axle (72) threaded connection, filter screen card post (73) outer wall equidistance is fixed with second grade filter screen (75).

6. The multi-stage purification apparatus for wastewater treatment according to claim 1, wherein: unload dirty device (8) including unloading lid (81), screens groove (82), fixing bolt (83), unload handle (84) and lock groove (85) of unloading, it slides to peg graft in bin outlet (16) one end to unload lid (81), and unloads and cover (81) outside fixed mounting and have handle (84) of unloading, the lock groove (85) of unloading have been seted up to unloading lid (81) upper surface, screens groove (82) have been seted up to bin outlet (16) and the lock groove (85) of unloading correspond the position, and the lock groove (85) of unloading and lock groove (82) in the meshing install fixing bolt (83).

7. The multi-stage purification apparatus for wastewater treatment according to claim 5, wherein: locking mechanical system (9) are including fixed plate (91) and locking hook (92), fixed plate (91) fixed mounting is in second treatment tank (2) side upper end, fixed plate (91) upper end is rotated and is connected with locking hook (92), and locking hook (92) and card locked groove (77) joint.