Multi-stage treatment device for chemical production sewage

Abstract

The utility model relates to the field of sewage treatment, in particular to a chemical production sewage multi-stage treatment device which comprises a primary filter tank, a fixedly connected first mounting plate is further arranged above the primary filter tank, a mounting frame is fixedly mounted above the first mounting plate through bolts, and a stepping motor is fixedly mounted on one side of the mounting frame through bolts; large and small impurities in sewage are filtered through the coarse screen and the fine screen, the filtered sliding sewage flows below the flocculant barrel, the electric spray head is started to spray a flocculant into the chemical sewage for mixing, and then the water pump is started to pump out the chemical sewage added with the flocculant in the primary filter tank and convey the chemical sewage into the water storage barrel. Meanwhile, a flocculating agent and the chemical sewage are mixed, when the device is used, the chemical sewage is primarily filtered firstly, then the flocculating agent is added to further treat the chemical sewage, and therefore the usage amount of the flocculating agent is reduced, and the treatment effect of the chemical sewage is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of sewage treatment especially relates to a chemical production sewage multistage treatment device. BACKGROUND

[0002] Chemical sewage refers to the wastewater generated in the chemical production process, which contains various pollutants, has the characteristics of complex composition, strong toxicity and difficult treatment; after the chemical sewage enters the natural water body, it will cause water eutrophication; the nitrogen, phosphorus and other nutrients in the sewage promote the massive reproduction of aquatic plants such as algae; when the algae die, the decomposition process will consume the oxygen in the water, resulting in a decrease in the dissolved oxygen content in the water, causing the asphyxiation and death of aquatic organisms such as fish; before the chemical sewage is discharged, it needs to be harmlessly treated first;

[0003] A Chinese utility model patent discloses a chemical sewage multistage treatment device (application number: 2024206919216), which moves along the track of the roller sliding rail through the connecting rod, drives the stirring rod to move in the reaction tank, continuously stirs the sewage in the reaction tank, makes the sewage fully react with the chemical additives in the reaction tank, and makes the harmful substances in the sewage fully react;

[0004] But the above-mentioned application only stirs the sewage in the reaction tank through the stirring rod, so that the sewage fully blends with the treatment agent, but the device does not set up a large impurity filtering mechanism, so that the device reduces the use effect of the treatment agent when actually used because there are too many impurities in the reaction tank.

[0005] In view of the above technical defects, a solution is proposed. UTILITY MODEL CONTENT

[0006] The utility model aims at providing a chemical production sewage multistage treatment device to solve the above-mentioned technical defects.

[0007] The purpose of the utility model can be realized by the following technical scheme:

[0008] A chemical production sewage multistage treatment device, comprising a primary filter tank, a first mounting plate is further arranged above the primary filter tank and fixedly connected, a mounting bracket is fixedly installed above the first mounting plate through bolts, a stepping motor is fixedly installed on one side of the mounting bracket through bolts, a second mounting plate is further fixedly installed above the primary filter tank through bolts, and a flocculant barrel is arrayed and arranged above the second mounting plate through bolts;

[0009] One end of the primary filter tank is provided with a deflocculation tank, a connecting plate is fixedly connected between the deflocculation tank and the primary filter tank, a water pump is fixedly installed above the connecting plate, a deflocculation mechanism is arranged in the deflocculation tank, and the deflocculation mechanism comprises a water storage barrel.

[0010] Preferably, limit grooves are formed in the inner walls of the primary filter tank, and backrests are fixedly installed on the two sides of the inner walls of the primary filter tank.

[0011] Preferably, feeding pipes are connected to the upper portions of the flocculating agent barrels through pipelines, electric nozzles are fixedly installed on the pipelines below the flocculating agent barrels, a discharging plate is fixedly connected in the primary filter tank below the first mounting plate, and a garbage groove is formed in the inner wall of the primary filter tank at the lower end of the discharging plate.

[0012] Preferably, the driving shaft of the stepper motor is fixedly provided with a winding drum after penetrating through the mounting bracket, the winding drum is wound with a cable, a pulley is rotatably connected in the inner side of the first mounting plate, a fine grid is fixedly installed on one side of the backrest through bolts, and a coarse grid is fixedly installed on one side of the fine grid through bolts.

[0013] Preferably, the fine grid and the coarse grid are both arranged in an inclined manner, the coarse grid and the fine grid are both provided with a draw net on one side, one end of the cable is fixedly connected with the draw net, and the draw net is slidably connected with the coarse grid and the fine grid.

[0014] Preferably, water pipes are fixedly installed on the water inlet and the water outlet of the water pump, the water pipe of the water inlet of the water pump is inserted into the primary filter tank, and the water storage barrel is placed in the deflocculation tank.

[0015] Preferably, an inner baffle is fixedly installed on the upper portion of the inner side of the water storage barrel, an overflow plate is fixedly installed on the upper portion of the outer side of the water storage barrel, and through holes are formed in the inner side of the water storage barrel in an axial distribution manner, and the through holes are used for connecting the overflow plate with the inner side of the water storage barrel.

[0016] A waterproof electric valve is fixedly connected below the water storage barrel, a deflocculation pipe is fixedly connected to the other end of the waterproof electric valve, and the water pipe of the water outlet of the water pump is inserted into the water storage barrel.

[0017] The beneficial effects of the utility model are as follows:

[0018] The utility model discloses a rough grid and fine grid filter the big and small impurities in sewage, and the filtered sewage flows into the flocculating agent barrel below, and the electric nozzle is started to sprinkle the flocculating agent into the chemical sewage for mixing, and then the water pump is started to pump out the chemical sewage with the flocculating agent in the primary filter tank and deliver to the inside of the water storage barrel, and the flocculating agent and the chemical sewage are mixed, at this time, the flocculating operation of the chemical sewage is completed in the water storage barrel, and the flocculating material in the sewage is deposited at the bottom of the water storage barrel, and a small amount of floating material above is blocked through the inner baffle, and the clear water after flocculation flows into the overflow plate through the through hole, and then overflows to the deflocculation tank through the overflow plate, so that the multiple treatment of the chemical sewage is completed, when the flocculating material in the water storage barrel accumulates more, the waterproof electric valve is opened, and the flocculating material in the water storage barrel is discharged through the deflocculation pipe. BRIEF DESCRIPTION OF DRAWINGS

[0019] The utility model makes further explanation in combination with the drawings;

[0020] Figure 1 It is the whole structure schematic diagram of the utility model embodiment;

[0021] Figure 2 It is the connecting structure schematic diagram of primary filter tank and deflocculation tank in the utility model;

[0022] Figure 3 It is the connecting structure schematic diagram of step motor and draw net in the utility model;

[0023] Figure 4 It is the whole structure schematic diagram of deflocculation mechanism in the utility model;

[0024] Figure 5 It is the connecting structure schematic diagram of waterproof electric valve in the utility model.

[0025] Legend: 1, primary filter tank;11, limit groove;12, leaning frame;13, first installation board;14, mounting frame;15, lower plate;16, second installation board;17, flocculating agent barrel;18, feed pipe;19, electric nozzle;20, connecting plate;21, deflocculation tank;22, water pump;221, water pipe;23, rough grid;24, fine grid;25, draw net;26, step motor;27, winding drum;28, pulley;29, draw cable;3, deflocculation mechanism;31, water storage barrel;32, inner baffle;33, overflow plate;34, through hole;35, waterproof electric valve;36, deflocculation pipe. DETAILED DESCRIPTION

[0026] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0027] Please see Figure 1 - Figure 5 As shown, this utility model is a multi-stage treatment device for chemical production wastewater, including a primary filter tank 1. Limiting grooves 11 are opened on both sides of the inner wall of the primary filter tank 1. Brackets 12 are also fixedly installed on both sides of the inner wall of the primary filter tank 1 by bolts. A first mounting plate 13 is fixedly connected above the primary filter tank 1. A mounting bracket 14 is fixedly installed on the top of the first mounting plate 13 by bolts. A second mounting plate 16 is also fixedly installed on the top of the primary filter tank 1 by bolts.

[0028] Above the second mounting plate 16, flocculant tanks 17 are arranged in an array and bolted together. Each flocculant tank 17 is connected to a feed pipe 18 via a pipe. The feed pipe 18 is used to add material into the flocculant tank 17. The pipes below the flocculant tank 17 pass through the second mounting plate 16 and are fixedly installed with electric nozzles 19. The electric nozzles 19 are used to spray flocculant into the primary filter tank 1. The primary filter tank 1 below the first mounting plate 13 is provided with a fixedly connected discharge plate 15. A waste trough is opened on the inner wall of the primary filter tank 1 at the lower end of the discharge plate 15.

[0029] A stepper motor 26 is bolted to one side of the mounting bracket 14. The drive shaft of the stepper motor 26 passes through the mounting bracket 14 and is fixed to a winding drum 27. A cable 29 is wound around the outside of the winding drum 27. A pulley 28 is rotatably connected inside one side of the first mounting plate 13. A fine grid 24 is bolted to one side of the bracket 12. A coarse grid 23 is bolted to one side of the fine grid 24. Both the fine grid 24 and the coarse grid 23 are inclined. A mesh 25 is provided on one side of both the coarse grid 23 and the fine grid 24. One end of the cable 29 is fixedly connected to the mesh 25.

[0030] The mesh 25 is slidably connected to both the coarse grid 23 and the fine grid 24. When the stepper motor 26 is started, it drives the winding drum 27 to rotate. The rotation of the winding drum 27 drives the cable 29 to wind up. At this time, the mesh 25 moves upward, thereby pushing the impurities on one side of the coarse grid 23 and the fine grid 24 upward. When the mesh 25 reaches the highest point, the impurities above the mesh 25 slide down to the top of the discharge plate 15 and are finally discharged from the waste chute at one end of the discharge plate 15.

[0031] One end of the primary filter tank 1 is provided with a deflocculation tank 21, and a connecting plate 20 is fixedly connected between the deflocculation tank 21 and the primary filter tank 1, a water pump 22 is fixedly installed above the connecting plate 20 through bolts, and water pipes 221 are fixedly installed at the water inlet and the water outlet of the water pump 22, the water pipe 221 at the water inlet of the water pump 22 is inserted into the primary filter tank 1, and a deflocculation mechanism 3 is arranged in the deflocculation tank 21.

[0032] An inner baffle 32 is fixedly installed at the inside upper portion of the water storage barrel 31, an overflow plate 33 is fixedly installed at the outer upper portion of the water storage barrel 31, and through holes 34 are arranged in the water storage barrel 31 in an axial distribution, the through holes 34 are used for connecting the overflow plate 33 and the inside of the water storage barrel 31, a waterproof electric valve 35 is fixedly installed at the lower portion of the water storage barrel 31, a deflocculation pipe 36 is fixedly connected to the other end of the waterproof electric valve 35, and the water pipe 221 at the water outlet of the water pump 22 is inserted into the water storage barrel 31.

[0033] The working process and principle of the utility model are as follows:

[0034] In use, the chemical sewage flows into one side of the primary filter tank 1, then passes through the coarse grid 23 and the fine grid 24, at this time, the coarse grid 23 and the fine grid 24 filter the impurities in the sewage, the filtered sewage flows into the lower portion of the flocculating agent barrel 17, the electric nozzle 19 is started, at this time, the flocculating agent in the flocculating agent barrel 17 is sprinkled into the chemical sewage through the electric nozzle 19 to mix, so that the impurities in the chemical sewage are flocculated.

[0035] Then the water pump 22 is started, the water pump 22 pumps out the chemical sewage in which the flocculating agent is added in the primary filter tank 1 and transports it into the inside of the water storage barrel 31, at this time, the chemical sewage completes the flocculation operation in the water storage barrel 31, the flocculating material in the sewage is deposited at the bottom of the water storage barrel 31, a small amount of floating material above is blocked through the inner baffle 32, the clear water after flocculation flows into the overflow plate 33 through the through hole 34, then overflows through the overflow plate 33 into the deflocculation tank 21, so that the multiple treatment of the chemical sewage is completed, when the flocculating material in the water storage barrel 31 accumulates more, the waterproof electric valve 35 is opened, at this time, the flocculating material in the water storage barrel 31 is discharged through the deflocculation pipe 36.

[0036] In the description of the present specification, the description of the terms "one embodiment", "example", "specific example" and the like means that the specific features, structures, materials or characteristics described in connection with the embodiment or example are contained in at least one embodiment or example of the utility model. In the present specification, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0037] The preferred embodiments disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details and do not limit the utility model to the specific implementation. Obviously, according to the content of the specification, many modifications and changes can be made. The specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that the skilled in the art can well understand and utilize the utility model. The utility model is limited by the claims and the entire scope and equivalents thereof.

Claims

1. A multi-stage treatment device for chemical production wastewater, comprising a primary filter tank (1), characterized in that, The upper side of the primary filter tank (1) is also provided with a fixedly connected first mounting plate (13), the upper side of the first mounting plate (13) is provided with a mounting rack (14) fixedly installed through bolts, one side of the mounting rack (14) is provided with a stepping motor (26) fixedly installed through bolts, the upper side of the primary filter tank (1) is also provided with a second mounting plate (16) fixedly installed through bolts, the upper side of the second mounting plate (16) is provided with an array of flocculating agent barrels (17) installed through bolts. One end of the primary filter tank (1) is provided with a deflocculation tank (21), and a connecting plate (20) is fixedly connected between the deflocculation tank (21) and the primary filter tank (1), and a water pump (22) is fixedly installed on the upper side of the connecting plate (20) through bolts, and a deflocculation mechanism (3) is arranged in the deflocculation tank (21), and the deflocculation mechanism (3) comprises a water storage barrel (31).

2. The multi-stage chemical production wastewater treatment device according to claim 1, characterized in that, The inner wall of the primary filter tank (1) is provided with a limiting groove (11) on both sides, and the inner wall of the primary filter tank (1) is also provided with a backrest (12) fixedly installed through bolts on both sides.

3. The multi-stage chemical production wastewater treatment device according to claim 1, characterized in that, The upper side of the flocculating agent barrel (17) is connected with a feeding pipe (18) through a pipeline, and the pipeline below the flocculating agent barrel (17) is fixedly installed with an electric nozzle (19) after penetrating through the second mounting plate (16), and the primary filter tank (1) below the first mounting plate (13) is provided with a fixedly connected discharging plate (15), and a garbage groove is formed in the inner wall of the primary filter tank (1) at the lower end of the discharging plate (15).

4. The multi-stage chemical production wastewater treatment device according to claim 2, characterized in that, The driving shaft of the stepping motor (26) is fixedly provided with a winding drum (27) after penetrating through the mounting rack (14), the outer side of the winding drum (27) is wound with a cable (29), one side of the first mounting plate (13) is internally provided with a rotatingly connected pulley (28), one side of the backrest (12) is fixedly installed with a fine grid (24) through bolts, and one side of the fine grid (24) is fixedly installed with a coarse grid (23) through bolts.

5. The multi-stage chemical production wastewater treatment device according to claim 4, characterized in that, The fine grid (24) and the coarse grid (23) are both arranged obliquely, and the coarse grid (23) and the fine grid (24) are both provided with a draw net (25) on one side, one end of the cable (29) is fixedly connected with the draw net (25), and the draw net (25) is slidingly connected with the coarse grid (23) and the fine grid (24).

6. The multi-stage chemical production wastewater treatment device according to claim 1, characterized in that, The water inlet and the water outlet of the water pump (22) are both fixedly installed with a water pipe (221), the water pipe (221) of the water inlet of the water pump (22) is inserted into the primary filter tank (1), and the water storage barrel (31) is placed in the interior of the deflocculation tank (21).

7. The multi-stage treatment device for chemical production wastewater according to claim 1, characterized in that, The inner side of the water storage barrel (31) is fixedly installed with an inner baffle (32) on the upper side, the outer side of the water storage barrel (31) is fixedly installed with an overflow plate (33) on the upper side, the interior of the water storage barrel (31) is also provided with an axially distributed through hole (34), and the through hole (34) is used for connecting the overflow plate (33) with the interior of the water storage barrel (31). The water storage barrel (31) is provided with a fixedly connected waterproof electric valve (35) below, the other end of the waterproof electric valve (35) is provided with a fixedly connected fiber discharge pipe (36), and the water pipe (221) of the water outlet of the water pump (22) is inserted into the water storage barrel (31).

Images