CN211813871U

CN211813871U - Recovery unit for treating automobile coating wastewater

Info

Publication number: CN211813871U
Application number: CN202020352499.3U
Authority: CN
Inventors: 朱博
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-03-19
Filing date: 2020-03-19
Publication date: 2020-10-30
Anticipated expiration: 2030-03-19

Abstract

The utility model discloses a recovery unit for treatment of automobile painting waste water, including handling case, sedimentation tank and filtration disinfection pond, it has four bases to handle bottom of the case outer wall welding, it has the agitator tank to handle top of the case outer wall welding, agitator tank top outer wall welding has the inlet, the agitator tank inner wall rotates respectively and is connected with two stirring leaves, two stirring leaf one side outer wall all welds there is the band pulley, two it is connected with the belt to rotate between the band pulley, agitator tank one side outer wall welding has four pillars, four the pillar outer wall has the motor through the bolt fastening, and the motor output passes through the shaft coupling and rotate to be connected in one of them stirring leaf one side outer wall. The utility model discloses a stirring of stirring leaf can make impurity constantly move handling the incasement, avoids impurity to subside, causes the jam, filters the post through the honeycomb and can carry out secondary filter to waste water, holds back great particulate matter through the filter.

Description

Recovery unit for treating automobile coating wastewater

Technical Field

The utility model relates to a recovery unit technical field especially relates to a recovery unit is used in treatment of car application waste water.

Background

In the prior art, a coating production process is widely applied to industries such as mechanical automobiles, motorcycles, household appliances, furniture, wood, electronics and the like, and coating wastewater refers to wastewater generated after processes such as acid cleaning, rust removal, surface conditioning, condensation, passivation, electrophoresis, paint spraying and the like are carried out in a coating production line, and if the coating wastewater is not treated, the coating wastewater has a great influence on the surrounding water environment.

Through retrieval, chinese patent application No. CN208632182U discloses a coating wastewater treatment device, which comprises an adjustment chamber and a support rod, wherein the adjustment chamber is internally provided with a grid, the adjustment chamber is connected with a coagulation reaction chamber through a pipeline, one side of the inner wall of the coagulation reaction chamber is fixed with a base through a bolt, one side of the base is provided with a servo motor through a screw, the output end of the servo motor is connected with a rotary rod through a coupling, the outer part of the rotary rod is sleeved with a stirring rod, the outer part of the rotary rod is sleeved with a cam, the top of the coagulation reaction chamber is welded with a fixed block, the inside of the fixed block is provided with a gravity rod, one side of the gravity rod is fixed with a connecting rod through a screw, one side of the connecting rod is fixed with a lifting rod through a bolt, and the servo motor enables a medicine storage box to automatically feed the inside of the reaction chamber while rotating, a large amount of manpower resources are saved, the device can automatically operate, and manual supervision is not needed.

The coating wastewater treatment device in the patent has the following defects: only spill the medicine in to recovery unit through the explosive box, can't guarantee the abundant reaction between waste water and the medicine, and lack the sediment, dispel devices such as particulate matter, make recovery efficiency lower.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the medicine is only scattered in the recovery unit through the medicine storage box in the prior art, the sufficient reaction of waste water between the medicine can not be guaranteed, and the device such as deposit, dispel particulate matter is lacked, the lower shortcoming of recovery efficiency is made, and the recovery unit is used in the treatment of automobile coating waste water who provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a recovery unit for automobile painting waste water treatment, is including handling case, sedimentation tank and filtration disinfection pond, it has four bases to handle bottom of the case outer wall welding, it has the agitator tank to handle roof portion outer wall welding, agitator tank roof portion outer wall welding has the inlet, the agitator tank inner wall rotates respectively and is connected with two stirring leaves, two stirring leaf one side outer wall all welds there is the band pulley, two it is connected with the belt to rotate between the band pulley.

As a further aspect of the present invention: the outer wall welding of agitator tank one side has four pillars, four the pillar outer wall has the motor through the bolt fastening, and the motor output end rotate through the shaft coupling connect in one of them stirring leaf one side outer wall.

As a further aspect of the present invention: the inner walls of two sides of the treatment box are welded with supports, the outer wall of the top of each support is provided with a filter plate, and the outer wall of one side of the treatment box is fixed with a support plate through bolts.

As a further aspect of the present invention: the outer wall of the top of the supporting plate is fixed with a solution tank through a bolt, the outer wall of one side of the solution tank is provided with a booster pump, and the outer wall of one side of the booster pump is welded with a treatment liquid spray head.

As a further aspect of the present invention: handle case one side outer wall welding and have the pipe chute, the pipe chute is kept away from one side outer wall of handling the case and is welded in sedimentation tank one side outer wall, the inside honeycomb filter column that is provided with of pipe chute, sedimentation tank one side outer wall welding has the circulating pipe, and the circulating pipe keeps away from the one end of handling the case and welds in sedimentation tank opposite side outer wall.

As a further aspect of the present invention: the outer wall welding of sedimentation tank one side has the mount pad, the mount pad top has the water pump through the bolt fastening, the circulating line outer wall rotates through the screw thread to be connected in the water pump inner wall, the circulating line outer wall is provided with first valve, the outer wall welding of sedimentation tank one side has middle pipeline, middle pipeline outer wall is provided with the second valve.

As a further aspect of the present invention: middle pipeline one end welds in filtering and disinfecting pond one side outer wall, filtering and disinfecting pond inner wall is fixed with mud baffle and coke filter layer through the bolt respectively, one side outer wall welding that the filtering and disinfecting pond kept away from middle pipeline has the outlet pipe.

Compared with the prior art, the utility model provides a recovery unit is used in automobile coating waste water treatment possesses following beneficial effect:

1. this a recovery unit for automobile painting waste water treatment can make impurity constantly move in handling the case through the stirring of stirring leaf, avoids impurity to subside, causes the jam, makes through belt and band pulley and can carry out the transmission through a motor only, has practiced thrift electric power.

2. According to the recovery device for treating the automobile coating wastewater, 0.1kg of calcium chloride, 0.1kg of coagulant and 3-4ml of flocculant are added into a solution tank, and a sodium hydroxide solution is added to adjust the pH value of the wastewater to 10-11, so that heavy metal ions are conveniently separated, and the use amount of various chemicals needs to be controlled, so that the effect of recovering the wastewater is improved, and the recovery cost is reduced.

3. This a recovery unit for automobile coating waste water treatment, through adding sulphuric acid with waste water pH value adjustment to 8.5-9, add 3-4ml flocculating agent according to every lining waste water again simultaneously, through mixing reaction, then close the second valve, open first valve, under the drive of water pump, with waste water reintroduction to the sedimentation tank, this step is in order to accelerate the flow between the waste water, guarantees that the reaction between the mixed liquid is abundant.

4. Take mud out through the screw pump, the waste water after handling after that filters through the coke filter layer, makes COD, BODS further descend, and organic matter is oxidative decomposition under the coke catalysis in the water, and the while coke multilayer nature can carry out physical adsorption, has guaranteed that COD, BODS are up to standard, adds the antiseptic solution to the filtration disinfection pond simultaneously, disinfects.

The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses simple structure, convenient operation.

Drawings

Fig. 1 is a schematic structural view of a recovery device for treating automobile coating wastewater, which is provided by the utility model;

fig. 2 is a schematic back structural view of a recovery device for treating automobile coating wastewater, which is provided by the utility model;

fig. 3 is a schematic view of a overlooking structure of the recovery device for treating the automobile coating wastewater provided by the utility model.

In the figure: 1-treatment box, 2-liquid inlet, 3-stirring blade, 4-filter plate, 5-support, 6-treatment liquid spray head, 7-base, 8-inclined tube, 9-sedimentation tank, 10-filtering disinfection tank, 11-motor, 12-belt wheel, 13-circulating tube, 14-mounting seat, 15-water pump, 16-first valve, 17-second valve, 18-intermediate pipeline, 19-water outlet tube, 20-support, 21-belt, 22-sludge baffle, 23-coke filtering layer, 24-honeycomb filtering column, 25-booster pump, 26-solution box, 27-support plate and 28-stirring box.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

A recovery unit for treating automobile coating wastewater is used for preventing wastewater from precipitating, and comprises a treatment box 1, a precipitation tank 9 and a filtering and disinfecting tank 10, wherein four bases 7 are welded on the outer wall of the bottom of the treatment box 1, a stirring box 28 is welded on the outer wall of the top of the treatment box 1, a liquid inlet 2 is welded on the outer wall of the top of the stirring box 28, two stirring blades 3 are respectively and rotatably connected to the inner wall of the stirring box 28, belt wheels 12 are welded on the outer wall of one side of each of the two stirring blades 3, a belt 21 is rotatably connected between the two belt wheels 12, four supporting columns 20 are welded on the outer wall of one side of the stirring box 28, motors 11 are fixed on the outer walls of the four supporting columns 20 through bolts, and the output ends of the motors 11 are rotatably connected to the outer wall of one; during the processing, pour into agitator tank 28 with car application waste water in through inlet 2, starter motor 11 simultaneously, motor 11 drives one of them stirring leaf 3 and rotates, another stirring leaf 3 rotates simultaneously under the drive of belt 21, stir waste water, because contain a lot of impurity in the waste water, the stirring through stirring leaf 3 can make impurity constantly move in handling case 1, avoid impurity to subside, cause the jam, make through belt 21 and band pulley 12 can carry out the transmission through only a motor 11, electric power has been practiced thrift.

In order to carry out primary chemical treatment on wastewater, as shown in fig. 1 and 3, supports 5 are welded on the inner walls of two sides of a treatment box 1, a filter plate 4 is arranged on the outer wall of the top of each support 5, a support plate 27 is fixed on the outer wall of one side of the treatment box 1 through bolts, a solution box 26 is fixed on the outer wall of the top of the support plate 27 through bolts, a booster pump 25 is arranged on the outer wall of one side of the solution box 26, and a treatment liquid spray head 6 is welded on the outer wall of one side of the booster; waste water gets into treatment box 1 in, filter 4 is held back great particulate matter, can spray through treatment fluid shower nozzle 6 with the treatment fluid in solution tank 26 through booster pump 25, when carrying out chemical treatment to waste water, calculate according to every lining waste liquid, add 0.1 kg's calcium chloride, 0.1 kg's coagulant and 3-4ml flocculating agent in solution tank 26, and add sodium hydroxide solution and adjust the pH value of waste water to 10-11, be convenient for separate heavy metal ion, various chemicals need control the use amount, so that improve waste water recovery's effect, reduce the cost of recovery.

In order to precipitate the primarily treated wastewater, as shown in fig. 1, 2 and 3, an inclined pipe 8 is welded on the outer wall of one side of a treatment tank 1, the outer wall of one side, far away from the treatment tank 1, of the inclined pipe 8 is welded on the outer wall of one side of a sedimentation tank 9, a honeycomb filter column 24 is arranged inside the inclined pipe 8, a circulating pipe 13 is welded on the outer wall of one side of the sedimentation tank 9, one end, far away from the treatment tank 1, of the circulating pipe 13 is welded on the outer wall of the other side of the sedimentation tank 9, a mounting seat 14 is welded on the outer wall of one side of the sedimentation tank 9, a water pump 15 is fixed at the top of the mounting seat 14 through bolts, the outer wall of the circulating pipe 13 is rotatably connected to the inner wall of the water pump 15 through threads, a first valve 16 is arranged on; the wastewater after primary treatment enters a sedimentation tank 9 through an inclined pipe 8, a honeycomb filter column 24 is arranged inside the inclined pipe 8, the wastewater can be filtered again, after the wastewater enters the sedimentation tank 9, sedimentation is needed for about one hour, then the pH value of the wastewater is adjusted to 8.5-9 by adding sulfuric acid, 3-4ml of flocculating agent is added again according to each liner of the wastewater, uniform mixing reaction is carried out, a second valve 17 is closed, a first valve 16 is opened, the wastewater is led into the sedimentation tank 9 again under the driving of a water pump 15, the step is carried out to accelerate the flow of the wastewater, the reaction between mixed liquid is ensured to be sufficient, after the reaction, the supernatant is basically transparent, then the second valve 17 is opened, and the treated wastewater enters a filtering and disinfecting tank 10.

In order to perform the final filter cartridge disinfection treatment on the wastewater, as shown in fig. 1, 2 and 3, one end of the intermediate pipeline 18 is welded to the outer wall of one side of the filter disinfection tank 10, a sludge baffle 22 and a coke filter layer 23 are respectively fixed on the inner wall of the filter disinfection tank 10 through bolts, and a water outlet pipe 19 is welded on the outer wall of one side of the filter disinfection tank 10 away from the intermediate pipeline 18; waste water after the sediment enters into in filtering and disinfecting pond 10 through intermediate pipe 18, mud after the sediment is held back through mud baffle 22, take mud out through the screw pump, waste water after handling is filtered through coke filter layer 23, make COD, BODS further descends, organic matter is oxidative decomposition under the coke catalysis in the water, the while coke multilayer nature can carry out physical adsorption, COD has been guaranteed, BODS is up to standard, add the antiseptic solution to filtering and disinfecting pond simultaneously, disinfect, last exhaust water filters through the microstrainer, can recycle after guaranteeing that the suspended solid is up to standard.

The working principle is as follows: when in treatment, the automobile coating waste water is poured into the stirring box 28 through the liquid inlet 2, the motor 11 is started at the same time, the motor 11 drives one stirring blade 3 to rotate, the other stirring blade 3 is driven by the belt 21 to simultaneously rotate, the waste water is stirred, as the waste water contains a plurality of impurities, the impurities can continuously move in the treatment box 1 through the stirring of the stirring blades 3, the impurities are prevented from settling and blocking, the transmission can be carried out only through one motor 11 through the belt 21 and the belt pulley 12, the electric power is saved, the waste water enters the treatment box 1, the filter plate 4 intercepts larger particles, the treatment liquid in the solution box 26 can be sprayed through the treatment liquid spray nozzle 6 through the booster pump 25, when the waste water is chemically treated, 0.1kg of calcium chloride, 0.1kg of coagulant and 3-4ml of flocculant are added into the solution box 26 according to the calculation of each lining of waste liquid, adding sodium hydroxide solution to adjust the pH value of the wastewater to 10-11 so as to facilitate the separation of heavy metal ions, controlling the use amount of various chemicals so as to improve the effect of wastewater recovery and reduce the recovery cost, allowing the primarily treated wastewater to enter a sedimentation tank 9 through an inclined tube 8, arranging a honeycomb filter column 24 inside the inclined tube 8 so as to re-filter the wastewater, allowing the wastewater to precipitate for about one hour after entering the sedimentation tank 9, adjusting the pH value of the wastewater to 8.5-9 by adding sulfuric acid, adding 3-4ml of flocculant again for each liner of wastewater, performing a uniform mixing reaction, closing a second valve 17, opening a first valve 16, reintroducing the wastewater into the sedimentation tank 9 under the driving of a water pump 15, and ensuring the sufficient reaction of mixed liquid in order to accelerate the flow of the wastewater, after the reaction, the supernatant is basically transparent, then open second valve 17, the waste water after the processing enters into filtration disinfection pond 10, waste water after the sediment enters into filtration disinfection pond 10 through intermediate pipe 18, mud after the sediment is held back through mud baffle 22, take out mud through the screw pump, waste water after the processing filters through coke filter layer 23, make COD, BODS further descends, organic matter in the water is oxidative decomposition under the coke catalysis, the while coke multilayer nature can carry out physical adsorption, COD has been guaranteed, BODS is up to standard, add the antiseptic solution in the filtration disinfection pond simultaneously, disinfect, finally discharged water filters through the microstrainer, can recycle after guaranteeing that the suspended solid is up to standard.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a recovery unit for automobile coating waste water treatment, is including handling case (1), sedimentation tank (9) and filtration disinfection pond (10), its characterized in that, it has four bases (7) to handle case (1) bottom outer wall welding, it has agitator tank (28) to handle case (1) top outer wall welding, agitator tank (28) top outer wall welding has inlet (2), agitator tank (28) inner wall rotates respectively and is connected with two stirring leaves (3), two stirring leaf (3) one side outer wall all welds band pulley (12), two rotate between band pulley (12) and be connected with belt (21).

2. The recycling device for treating automobile coating wastewater according to claim 1, wherein four pillars (20) are welded to the outer wall of one side of the stirring tank (28), the outer walls of the four pillars (20) are fixed with motors (11) through bolts, and the output ends of the motors (11) are rotatably connected to the outer wall of one side of the stirring blade (3) through shaft couplings.

3. The recycling device for treating automobile coating wastewater according to claim 2, wherein the inner walls of both sides of the treatment tank (1) are welded with the brackets (5), the outer walls of the tops of the two brackets (5) are provided with the filter plates (4), and the outer wall of one side of the treatment tank (1) is fixed with the support plate (27) through bolts.

4. The recycling device for automobile coating wastewater treatment according to claim 3, wherein a solution tank (26) is fixed on the outer wall of the top of the supporting plate (27) through bolts, a booster pump (25) is arranged on the outer wall of one side of the solution tank (26), and a treatment liquid spray head (6) is welded on the outer wall of one side of the booster pump (25).

5. The recycling device for treating the automobile coating wastewater according to claim 1, wherein an inclined tube (8) is welded on the outer wall of one side of the treatment tank (1), the outer wall of one side, away from the treatment tank (1), of the inclined tube (8) is welded on the outer wall of one side of the sedimentation tank (9), a honeycomb filter column (24) is arranged inside the inclined tube (8), a circulating tube (13) is welded on the outer wall of one side of the sedimentation tank (9), and one end, away from the treatment tank (1), of the circulating tube (13) is welded on the outer wall of the other side of the sedimentation tank (9).

6. The recycling device for treating the automobile coating wastewater according to claim 5, wherein a mounting seat (14) is welded on the outer wall of one side of the sedimentation tank (9), a water pump (15) is fixed on the top of the mounting seat (14) through a bolt, the outer wall of the circulating pipe (13) is connected to the inner wall of the water pump (15) through screw threads in a rotating mode, a first valve (16) is arranged on the outer wall of the circulating pipe (13), an intermediate pipeline (18) is welded on the outer wall of one side of the sedimentation tank (9), and a second valve (17) is arranged on the outer wall of the intermediate pipeline (18).

7. The recycling device for treating the automobile coating wastewater according to claim 6, wherein one end of the intermediate pipeline (18) is welded to an outer wall of one side of the filtering and disinfecting tank (10), a sludge baffle (22) and a coke filtering layer (23) are fixed on the inner wall of the filtering and disinfecting tank (10) through bolts, and a water outlet pipe (19) is welded on the outer wall of one side of the filtering and disinfecting tank (10) far away from the intermediate pipeline (18).