CN219136557U

CN219136557U - Deep aeration printing and dyeing wastewater treatment device

Info

Publication number: CN219136557U
Application number: CN202222706801.2U
Authority: CN
Inventors: 柴育超
Original assignee: Suzhou Jinze Environmental Development Co ltd
Current assignee: Suzhou Jinze Environmental Development Co ltd
Priority date: 2022-10-13
Filing date: 2022-10-13
Publication date: 2023-06-06
Anticipated expiration: 2032-10-13

Abstract

The utility model discloses a deep aeration printing and dyeing wastewater treatment device which comprises a water tank and a shaft, wherein a cylindrical deep well is formed in the bottom of the water tank, two symmetrically-distributed fixed blocks are fixedly connected to the inner well wall of the deep well, the two fixed blocks are fixedly connected with the outer cylinder wall of the shaft, the deep well and the shaft are concentrically arranged, and a circulating pipe is connected to the wall of the shaft, which is positioned in the water tank, of the shaft. The utility model shortens the aeration treatment time of the waste water and improves the waste water treatment efficiency by utilizing the characteristics of high hydrostatic pressure, high dissolved oxygen concentration, strong oxygen transfer capability and high oxygen utilization rate of the deep well, and realizes the automatic gas stripping circulation of the deep well by injecting compressed gas.

Description

Deep aeration printing and dyeing wastewater treatment device

Technical Field

The utility model relates to the technical field of wastewater treatment, in particular to a deep aeration printing and dyeing wastewater treatment device.

Background

The dyeing waste water is waste water discharged from dyeing and finishing of cotton, hemp, chemical fiber and their blended products, silk, etc. and has the features of large water content, high organic pollutant content, high alkalinity, great water quality change, etc. and is one of industrial waste water with difficult treatment.

The aeration tank utilizes an activated sludge process to treat sewage, a certain sewage residence time is provided in the tank, the oxygen amount required by aerobic microorganisms and the mixing condition that sewage and activated sludge are fully contacted are met, however, the existing aeration tank cannot maintain high dissolved oxygen, cannot fully and uniformly transfer oxygen to microorganisms to wastewater, and has low oxygen utilization rate, so that the aeration tank has large volume, high manufacturing cost and low oxygenation efficiency, and cannot effectively treat high-concentration wastewater.

Disclosure of Invention

The utility model aims to solve the defects in the prior art, and provides a deep aeration printing and dyeing wastewater treatment device.

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

the utility model provides a deep aeration printing and dyeing wastewater treatment device, includes pond and pit shaft, cylindrical deep well has been seted up to the bottom in pond, the interior wall of a well of deep well fixedly connected with two symmetric distribution's fixed block, two fixed block and the urceolus wall fixed connection of pit shaft, the deep well sets up with the pit shaft is concentric, the pit shaft is located on the section of thick bamboo wall in the pond and is connected with the circulating pipe.

Preferably, a baffle is fixedly connected to one side wall of the water tank, a communication port is formed in the bottom of the baffle, a water outlet pipe is connected to the top of the outer side wall of the water tank, which is close to the baffle, of the water tank in a sealing mode, a water inlet pipe is connected to the top of the shaft in a sealing mode, and the bottom of the shaft is in a penetrating mode.

Preferably, the inner cylinder wall of the shaft is fixedly connected with an inner gas distribution pipe, the outer cylinder wall of the shaft is fixedly connected with an annular outer gas distribution pipe, and a plurality of downward gas outlets are formed in the inner gas distribution pipe and the outer gas distribution pipe.

Preferably, a chute is formed in the wall of one side of the shaft, the inner gas distribution pipe and the outer gas distribution pipe are respectively communicated with the chute in a sealing manner, a sliding rod is connected in the chute in a sealing sliding manner, an air cavity is formed in the sliding rod, two symmetrical connecting ports are formed in the wall, close to the outer rod, of the bottom of the sliding rod and are communicated with the air cavity, and the outer wall of the upper end of the sliding rod is connected with a gas pipe and is communicated with the air cavity in a sealing manner.

Preferably, the top fixedly connected with L type support of pit shaft, run through on the support and rotate and be connected with the threaded rod, the thread groove has been seted up at the top of slide bar, the lower extreme and the thread groove of threaded rod pass through threaded connection, the top coaxial control wheel that is fixed with of threaded rod.

Preferably, the height of the inner gas distribution pipe is higher than that of the outer gas distribution pipe, and the cross section of the sliding rod is rectangular.

Compared with the prior art, the utility model has the advantages that:

1. the utility model shortens the aeration treatment time of the wastewater and improves the wastewater treatment efficiency by utilizing the characteristics of high hydrostatic pressure, high dissolved oxygen concentration, strong oxygen transfer capability and high oxygen utilization rate of the deep well, and realizes the automatic gas stripping circulation of the deep well by injecting compressed gas, thereby achieving the purposes of reducing energy consumption and operating cost;

2. compared with the original aeration tank, the deep well type aeration well greatly reduces the occupied area and the manufacturing cost, and as the deep well is vertically arranged underground, the treated water is not exposed to the extremely cold and hot temperature in winter or summer, and good operation conditions and treatment effects can be kept all the year round.

Drawings

FIG. 1 is a schematic diagram of a deep aeration printing and dyeing wastewater treatment device according to the present utility model;

FIG. 2 is an enlarged schematic diagram of the A position of the deep aeration printing and dyeing wastewater treatment device provided by the utility model;

FIG. 3 is an enlarged schematic diagram of the B site of the deep aeration printing and dyeing wastewater treatment device provided by the utility model.

In the figure: 1 pool, 2 deep well, 3 shaft, 4 fixed block, 5 circulation pipe, 6 baffle, 7 communication port, 8 water outlet pipe, 9 water inlet pipe, 10 chute, 11 inner gas distribution pipe, 12 outer gas distribution pipe, 13 gas outlet, 14 slide bar, 15 air cavity, 16 connector, 17 gas transmission pipe, 18 support, 19 threaded rod, 20 thread groove, 21 control wheel.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1-3, a deep aeration printing and dyeing wastewater treatment device comprises a water tank 1 and a shaft 3, wherein a cylindrical deep well 2 is formed in the bottom of the water tank 1, two symmetrically distributed fixing blocks 4 are fixedly connected to the inner well wall of the deep well 2, the two fixing blocks 4 are fixedly connected with the outer cylinder wall of the shaft 3, the deep well 2 and the shaft 3 are concentrically arranged, a circulating pipe 5 is connected to the wall of the shaft 3, a partition plate 6 is fixedly connected to one side wall of the water tank 1, a communication port 7 is formed in the bottom of the partition plate 6, a water outlet pipe 8 is hermetically connected to the top of the outer tank wall of one side, close to the partition plate 6, of the water tank 1, a water inlet pipe 9 is hermetically connected to the top of the shaft 3 in a closed state, and the bottom of the shaft 3 is in a penetrating state.

An inner gas distribution pipe 11 is fixedly connected to the inner cylinder wall of the shaft 3, an annular outer gas distribution pipe 12 is fixedly connected to the outer cylinder wall of the shaft 3, a plurality of downward gas outlets 13 are formed in the inner gas distribution pipe 11 and the outer gas distribution pipe 12, a sliding groove 10 is formed in one side cylinder wall of the shaft 3, the inner gas distribution pipe 11 and the outer gas distribution pipe 12 are communicated with the sliding groove 10 in a sealing manner, a sliding rod 14 is connected in the sliding groove 10 in a sliding manner, an air cavity 15 is formed in the sliding rod 14, two symmetrical connecting ports 16 are formed in the outer rod wall, close to the bottom, of the sliding rod 14 and are communicated with the air cavity 15, a gas pipe 17 is connected to the outer wall of the upper end of the sliding rod 14, the gas pipe 17 is communicated with the air cavity 15 in a sealing manner, the inner gas distribution pipe 11 is higher than the outer gas distribution pipe 12, and the cross section of the sliding rod 14 is rectangular.

The top of pit shaft 3 fixedly connected with L type support 18, run through on the support 18 and rotate and be connected with threaded rod 19, thread groove 20 has been seted up at the top of slide bar 14, and threaded rod 19's lower extreme passes through threaded connection with thread groove 20, and threaded rod 19's top coaxial fixed with control wheel 21.

Before the utility model is used, the deep well 2 and the shaft 3 are filled with water and activated sludge to be treated through the water inlet pipe 9, then the control wheel 21 is rotated to drive the threaded rod 19 to rotate, the slide bar 14 is controlled to descend so as to enable the connection port 16 to be communicated with the outer gas distribution pipe 12, compressed air in the gas transmission pipe 17 enters the annular space between the deep well 2 and the shaft 3 through the outer gas distribution pipe 12, liquid in the deep well 2 starts to circularly flow due to the lifting effect of gas, after the circulating liquid flow is stable, the control wheel 21 is rotated again to control the slide bar 14 to slide upwards so as to enable the connection port 16 to be communicated with the inner gas distribution pipe 11, compressed gas is enabled to be quasi-in the inner gas distribution pipe 11, the compressed air in the shaft 3 is enabled to continuously reduce in volume due to continuous increase of water pressure along with the circulating liquid flow, and gradually dissolve in water, air in the deep well 2 reversely flows upwards along the inner wall and the outer wall of the shaft 3 after gradually reducing the pressure, and air in the deep well is gradually released, and when the air in the water is released into the water pool 1, the air with extremely low oxygen content is released into the atmosphere, and then enters the next circulating liquid flow, so that the water is automatically circulated, the oxygen is high in concentration, high efficiency and high oxygen concentration, high efficiency, high water and high efficiency, high water consumption are achieved, and high water utilization, and high efficiency are achieved, and waste water treatment is achieved.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides a deep aeration printing and dyeing wastewater treatment device, includes pond (1) and pit shaft (3), its characterized in that, cylindrical deep well (2) have been seted up to the bottom in pond (1), the interior wall of a well fixedly connected with of deep well (2) two symmetric distribution's fixed block (4), two fixed block (4) are connected with the urceolus wall fixed as of pit shaft (3), deep well (2) set up with pit shaft (3) are concentric, pit shaft (3) are connected with circulating pipe (5) on being located the section of thick bamboo wall in pond (1).

2. The deep aeration printing and dyeing wastewater treatment device according to claim 1, wherein a partition plate (6) is fixedly connected to one side wall of the water tank (1), a communication port (7) is formed in the bottom of the partition plate (6), a water outlet pipe (8) is hermetically connected to the top of one side outer wall of the water tank (1) close to the partition plate (6), the top of the shaft (3) is in a closed state and is hermetically connected with a water inlet pipe (9), and the bottom of the shaft (3) is in a penetrating state.

3. The deep aeration printing and dyeing wastewater treatment device according to claim 2, wherein an inner gas distribution pipe (11) is fixedly connected to the inner cylinder wall of the shaft (3), an annular outer gas distribution pipe (12) is fixedly connected to the outer cylinder wall of the shaft (3), and a plurality of downward gas outlet ports (13) are formed in the inner gas distribution pipe (11) and the outer gas distribution pipe (12).

4. The deep aeration printing and dyeing wastewater treatment device according to claim 3, wherein a chute (10) is formed in a side wall of the shaft (3), the inner gas distribution pipe (11) and the outer gas distribution pipe (12) are respectively communicated with the chute (10) in a sealing manner, a sliding rod (14) is connected in the chute (10) in a sealing sliding manner, an air cavity (15) is formed in the sliding rod (14), two symmetrical connecting ports (16) are formed in the outer rod wall, close to the bottom, of the sliding rod (14) and are communicated with the air cavity (15), and a gas pipe (17) is connected to the outer wall of the upper end of the sliding rod (14) and is communicated with the air cavity (15) in a sealing manner.

5. The deep aeration printing and dyeing wastewater treatment device according to claim 4, wherein an L-shaped support (18) is fixedly connected to the top of the shaft (3), a threaded rod (19) is connected to the support (18) in a penetrating and rotating mode, a thread groove (20) is formed in the top of the sliding rod (14), the lower end of the threaded rod (19) is connected with the thread groove (20) through threads, and a control wheel (21) is coaxially fixed to the top end of the threaded rod (19).

6. The deep aeration printing and dyeing wastewater treatment device according to claim 4, wherein the inner gas distribution pipe (11) is higher than the outer gas distribution pipe (12), and the cross section of the sliding rod (14) is rectangular.