CN218620548U - Aluminum hull waste water treatment device - Google Patents

Abstract

The utility model discloses an aluminum shell production wastewater treatment device, which comprises a first neutralization tank, wherein the first neutralization tank is sequentially connected with a second neutralization tank and a flocculation sedimentation tank along the water flow direction; the first neutralization tank is divided into a precipitation filtering area and a mixing area by an overflow plate, a filter plate is transversely arranged in the precipitation filtering area, and the upper end of the side wall of the precipitation filtering area is provided with a water inlet pipe of which the lower end penetrates through the filter plate; the mixing area is vertically provided with a plurality of partition plates; the top is vertical installs the mounting panel in the second neutralization pond, is equipped with foraminiferous bottom plate in the second neutralization pond, and foraminiferous bottom plate is installed in mounting panel bottom and second on the neutralization pond lateral wall, is equipped with cobblestone bed course and limestone filter bed material layer by supreme down on the foraminiferous bottom plate in proper order, is equipped with the pipeline of being connected with the flocculation and precipitation pond on the lateral wall of limestone filter bed material top. By combining the dry feeding method with the common neutralization filter mode, compared with the wet feeding method, the method reduces the equipment, improves the condition of incomplete neutralization by singly adopting the dry feeding method, and is beneficial to the subsequent treatment of wastewater.

Description

Aluminum hull waste water treatment device

Technical Field

The utility model relates to a waste water treatment technical field, concretely relates to aluminum hull waste water treatment device.

Background

In the production process of an aluminum shell of a power battery, a large amount of waste water is generated, the waste water is acidic, the waste water contains a large amount of scrap impurities, the waste water needs to be neutralized and the impurities are removed in order to ensure the subsequent treatment of the waste water, in the process of neutralizing the waste water, the cost for treating the waste water and the equipment are reduced, the acidic substances in the waste water can be neutralized by adopting a dry feeding method, but the reaction speed of the single dry feeding method is low, and the condition of incomplete reaction exists, so the device for treating the waste water in the production of the aluminum shell can ensure the neutralizing effect while reducing the equipment by adopting the dry feeding method.

Disclosure of Invention

To the deficiency of the prior art, the utility model aims to provide an aluminum hull waste water treatment device.

The utility model discloses a realize above-mentioned purpose, adopt following technical scheme:

the device for treating the battery production wastewater in the technical scheme comprises a first neutralization tank, wherein the first neutralization tank is sequentially connected with a second neutralization tank and a flocculation sedimentation tank along the water flow direction; the first neutralization tank is internally provided with a sedimentation filtering area and a mixing area in sequence along the water flow direction, the sedimentation filtering area and the mixing area are separated by a vertically arranged overflow plate, a filter plate is transversely arranged in the sedimentation filtering area, the upper end of the side wall of the sedimentation filtering area is provided with a water inlet pipe, and the lower end of the water inlet pipe penetrates through the filter plate and extends to the bottom of the sedimentation filtering area; the mixing zone is vertically provided with a plurality of partition plates; the utility model discloses a lime stone filter, including mounting panel, foraminiferous bottom plate, lime stone filtering material layer, the vertical mounting panel of installing in second neutralization pond top, be equipped with foraminiferous bottom plate in the second neutralization pond, foraminiferous bottom plate is installed in mounting panel bottom and second on the neutralization pond lateral wall, on the foraminiferous bottom plate by supreme cobblestone bed course and the lime stone filtering material layer of being equipped with in proper order down, be equipped with the pipeline of being connected with the flocculation and precipitation pond on the lateral wall of the second neutralization pond of lime stone filtering material layer top.

Preferentially among the above-mentioned technical scheme, be equipped with a plurality of stopper on the flocculation and precipitation pond lateral wall, the bottom is equipped with the annular rack of cross-section for L shape in the flocculation and precipitation pond, the rack is installed in the flocculation and precipitation pond bottom through a plurality of supports, be equipped with on the rack and strain a section of thick bamboo, it offsets with the stopper to strain the section of thick bamboo outside, the flocculation and precipitation pond top is equipped with the mounting bracket, the mounting bracket top is equipped with the motor, the pivot is connected to the motor output end, just the pivot stretches into and strains in the section of thick bamboo, be equipped with a plurality of stirring vane in the pivot.

Preferentially, among the above-mentioned technical scheme, the flocculation and sedimentation tank top is equipped with the dog-house, the dog-house and the connecting tube in flocculation and sedimentation tank and second neutralization pond are located the delivery port in flocculation and sedimentation tank and all are located and strain a section of thick bamboo top, the flocculation and sedimentation tank bottom is equipped with the outlet pipe, the flocculation and sedimentation tank top can be opened.

Preferentially, in the technical scheme, the first neutralization tank is connected with the second neutralization tank through a pipeline, and a water pump is arranged on the pipeline.

Preferably, in the above technical scheme, the plurality of partition plates are arranged on two side walls of the mixing area at intervals, so that a curved channel is formed in the mixing area.

Preferably, in the above technical scheme, the bottom of the second neutralization tank is provided with a vent pipe.

In the above technical solution, preferably, the height of the overflow plate is lower than the height of the first neutralization tank.

Compared with the prior art, the utility model provides an aluminum hull waste water treatment device possesses following beneficial effect:

by combining the dry feeding method with the common neutralization filter mode, compared with the wet feeding method, the method reduces the equipment, improves the condition of incomplete neutralization by singly adopting the dry feeding method, and is beneficial to the subsequent treatment of wastewater.

Drawings

FIG. 1 is a schematic view of the whole structure of a wastewater treatment apparatus of the present invention;

FIG. 2 is a filter cartridge installation of the present invention;

in the figure: 1-a first neutralization tank, 101-a precipitation filtering area, 102-a mixing area, 2-a second neutralization tank, 3-a flocculation sedimentation tank, 4-a water inlet pipe, 5-a filter plate, 6-an overflow plate, 7-a partition plate, 8-a water pump, 9-a perforated bottom plate, 10-a vent pipe, 11-a mounting rack, 12-a feed inlet, 13-a rotating shaft, 14-a filter cartridge, 15-a stirring blade, 16-a water outlet pipe, 17-a support, 18-a placing rack, 19-a motor, 20-a mounting rack, 21-a limestone filter material layer, 22-a goose pebble cushion layer and 23-a limiting block.

Detailed Description

It should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used merely to distinguish one entity or operation from another entity or operation without necessarily requiring or implying any actual such relationship or order between such entities or operations.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The invention will be further explained with reference to the following figures and examples:

referring to fig. 1 and 2, an aluminum hull production wastewater treatment device provided by an embodiment of the present invention includes a first neutralization tank 1, wherein the first neutralization tank 1 is sequentially connected with a second neutralization tank 2 and a flocculation sedimentation tank 3 along a water flow direction; a precipitation filtering area 101 and a mixing area 102 are sequentially arranged in the first neutralization tank 1 along the water flow direction, the precipitation filtering area 101 and the mixing area 102 are separated by a vertically arranged overflow plate 6, a filter plate 5 is transversely arranged in the precipitation filtering area 101, a water inlet pipe 4 is arranged at the upper end of the side wall of the precipitation filtering area 101, and the lower end of the water inlet pipe 4 penetrates through the filter plate 5 and extends to the bottom of the precipitation filtering area 101; get into from inlet tube 4 when waste water and deposit filtering area 101, because there is solid impurity in the aluminium hull waste water, need deposit earlier impurity and get rid of, impurity stays and deposits filtering area 101 bottom, carries out next region along with waste water for preventing impurity, transversely puts a filter plate 5 and intercepts impurity in depositing filtering area 101, and the impurity of surviving in depositing filtering area 101 is got rid of through the removal mouth of bottom, and the waste water overflow that gets rid of impurity through depositing filtering area 101 crosses overflow plate 6 and enters into mixed area 102.

In order to better implement the present invention, referring to fig. 1, in one embodiment, the mixing area 102 is vertically provided with a plurality of partition plates 7, and a plurality of partition plates 7 are arranged on two side walls of the mixing area 102 at intervals, so that a curved channel is formed in the mixing area 102. A dosing device is arranged above a mixing area 102 between the first partition plate 7 and the overflow plate 6, lime powder is put into the mixing area 102 to carry out primary wastewater neutralization, and wastewater circulates in a bent channel formed by the partition plates 7, so that the flowing time of the wastewater in the mixing area 102 is prolonged.

In order to better implement the utility model, referring to fig. 1, in one embodiment, the first neutralization tank 1 is connected with the second neutralization tank 2 through a pipeline, and a water pump 8 is arranged on the pipeline, because the dry injection method is simple, the reaction is easy to occur incompletely, and the dosage is large, in order to ensure that the neutralized wastewater reaches a required pH value range, the water pump 8 pumps the wastewater passing through the first neutralization tank 1 into the second neutralization tank 2, the neutralized wastewater can reach a pH value for subsequent sewage treatment, a mounting plate 20 is vertically arranged at the top in the second neutralization tank 2, a perforated bottom plate 9 is arranged in the second neutralization tank 2, the perforated bottom plate 9 is arranged on the bottom end of the mounting plate 20 and the side wall of the second neutralization tank 2, a cobblestone cushion layer 22 and a limestone filter layer 21 are sequentially arranged on the perforated bottom plate 9 from bottom to top, and a pipeline connected with a flocculation sedimentation tank 3 is arranged on the side wall of the second neutralization tank 2 above the limestone filter layer 21. The wastewater overflows upwards from the small holes of the perforated bottom plate 9 after entering the second neutralization tank 2, is neutralized again sequentially by the cobblestone cushion layer 22 and the limestone filter material layer 21, the PH value of the wastewater is ensured to be in a proper range through two times of neutralization adjustment, and the neutralized wastewater is sent into the flocculation sedimentation tank 3.

In order to implement this utility model better, refer to fig. 1 and 2, in an embodiment, be equipped with a plurality of stopper 23 on the 3 lateral walls of flocculation and precipitation pond, the bottom is equipped with the annular rack 18 of cross-section for L shape in the flocculation and precipitation pond 3, rack 18 installs in the 3 bottoms of flocculation and precipitation pond through a plurality of supports 17, it strains a section of thick bamboo 14 to be equipped with on the rack 18, it offsets with stopper 23 to strain a section of thick bamboo 14 outside, 3 tops of flocculation and precipitation pond are equipped with mounting bracket 11, mounting bracket 11 tops are equipped with motor 19, pivot 13 is connected to motor 19 output, just pivot 13 stretches into in straining a section of thick bamboo 14, be equipped with a plurality of stirring vane 15 in the pivot 13. The limiting block 23 can prevent water from impacting the filter cartridge 14 when the water flow is too large, so that the filter cartridge 14 is inclined and the flocculation and sedimentation process is affected, the top of the flocculation and sedimentation tank 3 is provided with a feed opening 12, the feed opening 12 and a connecting pipeline of the flocculation and sedimentation tank 3 and the second neutralization tank 2 are located above the filter cartridge 14, the bottom of the flocculation and sedimentation tank 3 is provided with a water outlet pipe 16, and the top of the flocculation and sedimentation tank 3 can be opened. After the wastewater enters the flocculation sedimentation tank 3, a flocculating agent is put into the tank from a feeding port 12, and a rotating shaft 13 rotates under the drive of a motor 19, so that a stirring blade 15 rotates, colloidal particles in the wastewater are promoted to collide and adsorb, most of the colloidal particles are precipitated, the precipitated colloidal particles exist in a filter cylinder 14, and the treated wastewater flows out from a water outlet pipe 16; the top of the flocculation sedimentation tank 3 can be opened, so that the filter cartridge 14 can be conveniently taken out, the inside of the filter cartridge 14 is cleaned, and the effect of the remaining colloid after flocculation sedimentation is ensured.

In order to better implement the invention, with reference to fig. 1, in one embodiment, the bottom of said second neutralization tank 2 is provided with a blow-down pipe 10.

In order to better implement the utility model, with reference to fig. 1, in one embodiment the height of the overflow plate 6 is lower than the height of the first neutralization tank 1.

Based on foretell aluminum hull waste water treatment device, its theory of operation is:

wastewater to be treated enters the bottom of a precipitation filtering area 101 from a water inlet pipe 4 to be precipitated, impurities in the wastewater are filtered by a filtering plate 5, the precipitated wastewater overflows an overflow plate 6 from the upper part of the filtering plate 5 and enters a mixing area 102, lime powder is added into the mixing area 102, the wastewater flows among partition plates 7 of the mixing area 102 to be neutralized, then the wastewater is pumped to a second neutralization tank 2 by a water pump 8 and overflows upwards from small holes of a perforated bottom plate 9, the wastewater is neutralized again sequentially by a cobble cushion layer 22 and a limestone filter material layer 21 above the perforated bottom plate 9, the effect of the whole neutralization process is stabilized, the wastewater meets the PH value of further treatment, then the wastewater is sent into a flocculation sedimentation tank 3 from a pipeline to be subjected to flocculation sedimentation, a flocculating agent is added into the flocculation sedimentation tank 3 from a feeding port 12, colloidal particles collide under the stirring action of a stirring blade 15, and then are precipitated and are left in a filter cylinder 14 to finish the flocculation sedimentation process, and the subsequent wastewater flows out from a water outlet pipe 16.

In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

The above embodiments are only used to illustrate the technical solution of the present invention, and do not limit the protection scope of the present invention. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from these embodiments without any inventive step, are within the scope of the present invention. Although the present invention has been described in detail with reference to the above embodiments, those skilled in the art can still make no creative work on the condition of conflict, and make mutual combination, addition and deletion, or other adjustments according to the features in the embodiments of the present invention, thereby obtaining other technical solutions which are different and do not depart from the concept of the present invention, and these technical solutions also belong to the scope to be protected by the present invention.

Claims (7)

1. The aluminum shell production wastewater treatment device is characterized by comprising a first neutralization tank (1), wherein the first neutralization tank (1) is sequentially connected with a second neutralization tank (2) and a flocculation sedimentation tank (3) along the water flow direction;

the device comprises a first neutralization tank (1), a sedimentation filtering area (101) and a mixing area (102) are sequentially arranged in the first neutralization tank (1) along the water flow direction, the sedimentation filtering area (101) and the mixing area (102) are separated by a vertically arranged overflow plate (6), a filtering plate (5) is transversely arranged in the sedimentation filtering area (101), a water inlet pipe (4) is arranged at the upper end of the side wall of the sedimentation filtering area (101), and the lower end of the water inlet pipe (4) penetrates through the filtering plate (5) and extends to the bottom of the sedimentation filtering area (101);

the mixing area (102) is vertically provided with a plurality of partition plates (7);

the utility model discloses a lime-sand filter, including the second neutralization pond (2), the top is vertical installs mounting panel (20) in the second neutralization pond (2), be equipped with foraminiferous bottom plate (9) in the second neutralization pond (2), install on mounting panel (20) bottom and second neutralization pond (2) lateral wall foraminiferous bottom plate (9), be equipped with cobblestone bed course (22) and limestone filter bed layer (21) on foraminiferous bottom plate (9) by supreme down in proper order, be equipped with the pipeline of being connected with flocculation and precipitation pond (3) on the lateral wall of the second neutralization pond (2) of limestone filter bed layer (21) top.

2. The aluminum shell production wastewater treatment device according to claim 1, wherein a plurality of limiting blocks (23) are arranged on the side wall of the flocculation sedimentation tank (3), an annular placing frame (18) with an L-shaped cross section is arranged at the bottom in the flocculation sedimentation tank (3), the placing frame (18) is arranged at the bottom of the flocculation sedimentation tank (3) through a plurality of supports (17), a filter cartridge (14) is arranged on the placing frame (18), the outer side of the filter cartridge (14) is abutted to the limiting blocks (23), a mounting frame (11) is arranged at the top of the flocculation sedimentation tank (3), a motor (19) is arranged at the top of the mounting frame (11), a rotating shaft (13) is connected with the output end of the motor (19), the rotating shaft (13) extends into the filter cartridge (14), and a plurality of stirring blades (15) are arranged on the rotating shaft (13).

3. The aluminum shell production wastewater treatment device according to claim 2, wherein a feed port (12) is arranged at the top of the flocculation and sedimentation tank (3), the feed port (12) and a connecting pipeline of the flocculation and sedimentation tank (3) and the second neutralization tank (2) are positioned at the water outlet of the flocculation and sedimentation tank (3) and are both positioned above the filter cartridge (14), a water outlet pipe (16) is arranged at the bottom of the flocculation and sedimentation tank (3), and the top of the flocculation and sedimentation tank (3) can be opened.

4. The aluminum shell production wastewater treatment device according to claim 1, wherein the first neutralization tank (1) is connected with the second neutralization tank (2) through a pipeline, and a water pump (8) is arranged on the pipeline.

5. The aluminum hull production wastewater treatment apparatus according to claim 1, wherein a plurality of said partition plates (7) are arranged on both side walls of the mixing zone (102) at intervals, so that a curved channel is formed in the mixing zone (102).

6. The aluminum hull production wastewater treatment plant according to claim 1, characterized in that the bottom of the second neutralization tank (2) is provided with a blow-down pipe (10).

7. The aluminum hull production wastewater treatment plant according to claim 1, characterized in that the height of the overflow plate (6) is lower than the height of the first neutralization tank (1).

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