Pre-ozone contact tank for industrial wastewater treatment

Abstract

The utility model relates to the field of wastewater treatment equipment, and discloses a pre-ozone contact tank for industrial wastewater treatment, which comprises an ozone contact tank body, a same control box is fixedly mounted on the inner walls of two sides of the ozone contact tank body, a connecting pipe is rotatably mounted on the control box, an ozone supply pipe is mounted at the top end of the connecting pipe, and an ozone outlet pipe is mounted at the bottom end of the ozone supply pipe. And an air outlet pipe is installed at the bottom of the connecting pipe, a plurality of air outlet heads are installed at the top of the air outlet pipe, stirring rods are fixedly installed on the connecting pipe, and the multiple stirring rods are arranged at equal intervals. The ozone contact pool has the following advantages and effects that the connecting pipe, the gas outlet pipe and the stirring rod rotate in a reciprocating manner, so that the ozone outlet position can be changed, dead angles can be reduced, sewage is in full contact with ozone, and the rotation of the stirring rod can stir wastewater in the ozone contact pool body, so that the flowing speed of the sewage is increased; therefore, the ozone can be in full and comprehensive contact with the sewage.

Description

Technical Field

[0001] The utility model relates to the technical field of wastewater treatment equipment, in particular to a pre-ozone contact tank for industrial wastewater treatment. Background Art

[0002] Industrial wastewater, including production wastewater, industrial sewage, and cooling water, refers to wastewater and waste liquid generated during industrial production. It contains industrial production materials, intermediate products, by-products, and pollutants generated during the production process that are lost with the water. Currently, patent document CN115925155A discloses a method for treating industrial wastewater, which includes the following steps: S1, preparing ozone micro-nano bubbles; S2, pre-treating industrial wastewater with a COD of 30-35 mg / L at room temperature; S3, adding a certain amount of hydrogen peroxide to the industrial wastewater; S4, passing ozone micro-nano bubbles into the pre-treated industrial wastewater for treatment; and S5, filtering and collecting. Step S1 includes the following steps: S11, passing high-purity oxygen into an ozone generator to prepare ozone; S12, passing ozone into a gas-phase ozone concentration detector to detect the ozone gas phase concentration; and S13, passing a preset total amount of ozone into the micro-nano bubble generator to prepare ozone micro-nano bubbles.

[0003] In actual use, industrial wastewater can be treated by injecting ozone into it and mixing it with sewage. However, the position of the ozone outlet is fixed, which makes the ozone outlet have some dead corners in the pre-ozone contact tank, which makes it easy for the sewage and ozone to be incomplete and not fully contacted. Therefore, we proposed a pre-ozone contact tank for industrial wastewater treatment to solve the above problem. Utility Model Content

[0004] The purpose of the utility model is to provide a pre-ozone contact tank for industrial wastewater treatment. The reciprocating rotation of the connecting pipe, the air outlet pipe and the stirring rod can change the position of the ozone outlet, reduce dead angles, and ensure sufficient contact between the sewage and the ozone. The rotation of the stirring rod can stir the wastewater in the ozone contact tank body, thereby increasing the flow of the sewage and ensuring sufficient and comprehensive contact between the ozone and the sewage.

[0005] The above technical objectives of the present utility model are achieved through the following technical solutions: a pre-ozone contact tank for industrial wastewater treatment, comprising an ozone contact tank body, a control box fixedly mounted on both sides of the inner walls of the ozone contact tank body, a connecting pipe rotatably mounted on the control box, an ozone supply pipe mounted on the top of the connecting pipe, an outlet pipe mounted on the bottom of the connecting pipe, a plurality of outlet heads mounted on the top of the outlet pipe, a stirring rod fixedly mounted on the connecting pipe, and the plurality of stirring rods are arranged at equal intervals.

[0006] By adopting the above technical solution, the reciprocating rotation of the connecting pipe, the air outlet pipe and the stirring rod can change the position of the ozone outlet, reduce dead angles, and ensure sufficient contact between sewage and ozone. The rotation of the stirring rod can stir the wastewater in the ozone contact tank body, thereby increasing the flow of sewage and achieving the purpose of sufficient and comprehensive contact between ozone and sewage.

[0007] The present invention is further configured as follows: rotation holes are provided on the top and bottom inner walls of the control box, and the connecting pipes are rotatably connected to the corresponding rotation holes.

[0008] By adopting the above technical solution and providing the rotation hole, the connecting pipe can be guided, thereby achieving the purpose of stable rotation of the connecting pipe.

[0009] The utility model is further configured as follows: two movable plates are slidably installed on the bottom and the inner wall of the bottom of the control box, a transmission mechanism is provided between the movable plate and the connecting pipe, the transmission mechanism includes a rotating gear and a rack seat, the rotating gear is fixedly installed on the connecting pipe, the rack seat is fixedly installed on the two movable plates, and the rack seat is engaged with the corresponding rotating gear.

[0010] By adopting the above technical solution, by providing the rack seat and the rotating gear, the rotating gear can be driven to rotate back and forth when the rack seat moves back and forth left and right.

[0011] The present invention is further configured as follows: movable grooves are provided on the inner walls of the top and bottom of the control box, and the movable plates are slidably connected to the corresponding movable grooves.

[0012] By adopting the above technical solution and providing the moving groove, the moving plate can be guided, thereby achieving the purpose of stable movement of the moving plate.

[0013] The utility model is further configured as follows: a driving mechanism is provided in the control box, and the driving mechanism is connected to the corresponding movable plate, the driving mechanism includes a driving motor and a reciprocating screw, the driving motor is fixedly mounted on the top inner wall of the control box, a reciprocating screw is fixedly mounted on the output shaft of the driving motor, and the movable plate is threadedly sleeved on the reciprocating screw.

[0014] By adopting the above technical solution and providing a reciprocating screw, the rotation of the reciprocating screw can drive the movable plate to move back and forth left and right.

[0015] The utility model is further configured as follows: a stabilizing plate is fixedly mounted on the top inner wall of the control box, and an end of the reciprocating screw away from the driving motor is rotatably mounted on the stabilizing plate; a drain pipe is provided on the rear side of the ozone contact tank body, and a valve body is provided on the drain pipe; an inspection hole is provided on the rear side of the control box, and a door panel is hinged in the inspection hole.

[0016] By adopting the above technical solution and providing a stabilizing plate, the reciprocating screw can be guided so that the reciprocating screw can rotate stably. By providing an inspection hole, it is convenient to inspect and repair the parts in the control box.

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

[0018] (1) When industrial sewage enters the ozone contact tank body, ozone can be injected through the ozone air supply pipe. At this time, ozone is blown out through the connecting pipe, the air outlet pipe and the air outlet head. At this time, ozone diffuses upward from the bottom of the ozone contact tank body, so that ozone can contact with sewage and treat sewage through ozone;

[0019] (2) By starting the drive motor, the drive motor can drive the reciprocating screw to rotate, the reciprocating screw can drive the movable plate and the rack seat to move back and forth, the left and right reciprocating movement of the rack seat can drive the rotating gear to rotate back and forth, the rotating gear can drive the connecting pipe and the outlet pipe to rotate back and forth, which can change the position of the ozone outlet, reduce dead angles, and ensure sufficient contact between sewage and ozone;

[0020] (3) When the connecting pipe rotates back and forth, the connecting pipe can drive the stirring rod to rotate back and forth, and the stirring rod can stir the wastewater in the ozone contact tank body, thereby increasing the flow of sewage and allowing ozone to fully and comprehensively contact with sewage. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following briefly introduces the drawings required for use in the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0022] Figure 1 This is a schematic diagram of the three-dimensional structure of a pre-ozone contact tank for industrial wastewater treatment in the utility model;

[0023] Figure 2 This is a partial cross-sectional structural diagram of a pre-ozone contact tank for industrial wastewater treatment according to the present invention;

[0024] Figure 3 This is a sectional perspective schematic diagram of a pre-ozone contact tank for industrial wastewater treatment according to the present invention;

[0025] Figure 4 This is a schematic diagram of the structure A of a pre-ozone contact tank for industrial wastewater treatment in the utility model.

[0026] In the figure, 1. Ozone contact tank body; 2. Control box; 3. Connecting pipe; 4. Ozone gas supply pipe; 5. Gas outlet pipe; 6. Gas outlet head; 7. Stirring rod; 8. Rotating hole; 9. Rotating gear; 10. Moving groove; 11. Moving plate; 12. Rack seat; 13. Stabilizing plate; 14. Reciprocating screw; 15. Driving motor. DETAILED DESCRIPTION

[0027] The following will clearly and completely describe the technical solutions of the present invention in conjunction with specific embodiments. Obviously, the embodiments described are only some of the embodiments of the present invention, and not all of them. All other embodiments derived by persons of ordinary skill in the art based on the embodiments of the present invention without inventive effort are also within the scope of protection of the present invention.

[0028] When a component is referred to as being "disposed on" another component, it can be directly on the other component or there can be an intervening component. "Disposed" indicates a way of existence, which can be a connection method such as connection, installation, fixed connection, active connection, etc. When a component is considered to be "connected" to another component, it can be directly connected to the other component or there can be an intervening component at the same time.

[0029] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by those skilled in the art to which this invention pertains. The terms used herein in the specification of the present invention are for the purpose of describing specific embodiments only and are not intended to limit the present invention. The term "and / or" as used herein includes any and all combinations of one or more of the associated listed items.

[0030] See also Figure 1-Figure 4 The utility model provides a pre-ozonation contact tank for industrial wastewater treatment, comprising an ozone contact tank body 1, a control box 2 fixedly mounted on both sides of the inner wall of the ozone contact tank body 1, a connecting pipe 3 rotatably mounted on the control box 2, an ozone supply pipe 4 mounted on the top of the connecting pipe 3, an outlet pipe 5 mounted on the bottom of the connecting pipe 3, a plurality of outlet heads 6 mounted on the top of the outlet pipe 5, a stirring rod 7 fixedly mounted on the connecting pipe 3, and the plurality of stirring rods 7 are arranged at equal intervals.

[0031] Specifically, rotation holes 8 are provided on the inner walls of the top and bottom of the control box 2 , and the connecting pipes 3 are rotatably connected to the corresponding rotation holes 8 .

[0032] Specifically, two movable plates 11 are slidably installed on the bottom and the inner wall of the bottom of the control box 2. A transmission mechanism is provided between the movable plate 11 and the connecting pipe 3. The transmission mechanism includes a rotating gear 9 and a rack seat 12. The rotating gear 9 is fixedly installed on the connecting pipe 3, and the rack seat 12 is fixedly installed on the two movable plates 11, and the rack seat 12 is engaged with the corresponding rotating gear 9.

[0033] Specifically, movable grooves 10 are provided on the top and bottom inner walls of the control box 2 , and the movable plates 11 are slidably connected to the corresponding movable grooves 10 . A driving mechanism is provided in the control box 2 , and the driving mechanism is connected to the corresponding movable plates 11 .

[0034] Specifically, the driving mechanism includes a driving motor 15 and a reciprocating screw 14. The driving motor 15 is fixedly mounted on the top inner wall of the control box 2. The reciprocating screw 14 is fixedly mounted on the output shaft of the driving motor 15, and the movable plate 11 is threadedly sleeved on the reciprocating screw 14. A stabilizing plate 13 is fixedly mounted on the top inner wall of the control box 2, and the reciprocating screw 14 is rotatably mounted on the stabilizing plate 13 at one end away from the driving motor 15.

[0035] Specifically, a drain pipe is provided on the rear side of the ozone contact tank body 1, and a valve body is provided on the drain pipe. An inspection hole is provided on the rear side of the control box 2, and a door panel is hinged in the inspection hole.

[0036] Working principle: When industrial sewage enters the ozone contact tank body 1, ozone can be injected through the ozone air supply pipe 4. At this time, ozone is blown out through the connecting pipe 3, the air outlet pipe 5 and the air outlet head 6. At this time, ozone diffuses upward from the bottom of the ozone contact tank body 1, which can achieve the purpose of ozone and sewage contact. The sewage can be treated by ozone. By starting the drive motor 15, the drive motor 15 can drive the reciprocating screw 14 to rotate, and the reciprocating screw 14 can drive the movable plate 11 and the rack seat 12 to move back and forth left and right. The left and right reciprocating movement of the rack seat 12 can drive the rotating gear 9 to rotate back and forth, and the rotating gear 9 can drive the connecting pipe 3 and the outlet pipe 5 to rotate back and forth, which can change the position of the ozone outlet, reduce the dead angle, and make the sewage and ozone fully contact. When the connecting pipe 3 rotates back and forth, the connecting pipe 3 can drive the stirring rod 7 to rotate back and forth, and the stirring rod 7 can stir the wastewater in the ozone contact tank body 1, thereby increasing the flow of sewage and achieving the purpose of full and comprehensive contact between ozone and sewage.

[0037] The above is a detailed introduction to the pre-ozone contact tank for industrial wastewater treatment provided by the present invention. Specific examples are used herein to illustrate the principles and implementation methods of the present invention. The description of the above examples is only intended to help understand the method and core concept of the present invention. It should be noted that, for those skilled in the art, several improvements and modifications may be made to the present invention without departing from the principles of the present invention, and such improvements and modifications also fall within the scope of protection of the claims of the present invention.

Claims

1. A pre-ozone contact tank for industrial wastewater treatment, characterized in that: The ozone contact tank comprises an ozone contact tank body (1), a control box (2) is fixedly mounted on the inner walls of both sides of the ozone contact tank body (1), a connecting pipe (3) is rotatably mounted on the control box (2), and an ozone gas supply pipe (4) is mounted on the top end of the connecting pipe (3); An air outlet pipe (5) is installed at the bottom of the connecting pipe (3), a plurality of air outlet heads (6) are installed at the top of the air outlet pipe (5), a stirring rod (7) is fixedly installed on the connecting pipe (3), and the plurality of stirring rods (7) are arranged at equal intervals; The top and bottom inner walls of the control box (2) are both provided with rotation holes (8), and the connecting pipe (3) is rotationally connected to the corresponding rotation holes (8). Two movable plates (11) are slidably mounted on the bottom and bottom inner wall of the control box (2). A transmission mechanism is provided between the movable plate (11) and the connecting pipe (3), and the transmission mechanism includes a rotating gear (9) and a rack seat (12). The rotating gear (9) is fixedly mounted on the connecting pipe (3), and the rack seat (12) is fixedly mounted on the two movable plates (11), and the rack seat (12) is meshed with the corresponding rotating gear (9). The top and bottom inner walls of the control box (2) are both provided with movable grooves (10), and the movable plates (11) are slidably connected to the corresponding movable grooves (10). A driving mechanism is provided in the control box (2), and the driving mechanism is connected to the corresponding movable plates (11). The driving mechanism includes a driving motor (15) and a reciprocating screw (14). The driving motor (15) is fixedly mounted on the top inner wall of the control box (2), the reciprocating screw (14) is fixedly mounted on the output shaft of the driving motor (15), and the movable plate (11) is threadedly sleeved on the reciprocating screw (14). A stabilizing plate (13) is fixedly mounted on the top inner wall of the control box (2), and the end of the reciprocating screw (14) away from the driving motor (15) is rotatably mounted on the stabilizing plate (13).

2. The pre-ozonation contact tank for industrial wastewater treatment according to claim 1, characterized in that: A drain pipe is provided on the rear side of the ozone contact tank body (1), and a valve body is provided on the drain pipe.

3. The pre-ozonation contact tank for industrial wastewater treatment according to claim 1, characterized in that: An inspection hole is provided on the rear side of the control box (2), and a door panel is hinged in the inspection hole.

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