Cavitation air flotation machine

Abstract

The utility model relates to the technical field of sewage treatment, in particular to a cavitation air flotation machine, which improves the convenience of dirt cleaning, the bubble generation effect and the sewage treatment efficiency. Comprising a box body, a water inlet pipe and a drainage valve, and the water inlet pipe and the drainage valve are arranged on the outer side wall of the box body in a communicating mode. A sewage draining outlet is formed in the lower portion of the outer side wall of the box body, an overflow opening is formed in the upper portion of the outer side wall of the box body, the two ends of each rotating shaft are rotationally installed on the inner side wall of the box body, the blades are installed on the outer side walls of the rotating shafts respectively, and the driving device is arranged on the box body; the driving device is used for driving the multiple sets of rotating shafts to rotate, the cleaning device is arranged on the lower portion in the box body and used for cleaning dirt at the bottom in the box body, and the scum scraping mechanism is arranged on the top of the box body and used for cleaning scum.

Description

Technical Field

[0001] The utility model relates to the technical field of sewage treatment, in particular to a vortex cavitation flotation machine. Background Art

[0002] The vortex cavitation flotation machine is an efficient and innovative sewage treatment device, which has been widely used globally. With its unique treatment mechanism and remarkable treatment effect, this technology occupies an important position in the field of sewage treatment.

[0003] For example, in the patent with the authorized publication number CN220116263U in the prior art, this utility model belongs to the field of flotation machines, specifically a vortex cavitation flotation machine, which includes a vortex cavitation flotation tank, a flotation mechanism, a slag scraping mechanism, and a magnetic separation mechanism; the flotation mechanism is located on the inner and outer sides of the vortex cavitation flotation tank, the slag scraping mechanism is located at the upper end of the vortex cavitation flotation tank, and the magnetic separation mechanism is located outside the vortex cavitation flotation tank; the magnetic separation mechanism includes a magnetic separation box, a cover plate, a suction pump, a suction pipe, a partition plate, a slag discharge pipe, a rotating shaft, and magnetic adsorption blades. The magnetic separation box is fixedly installed at the right end of the vortex cavitation flotation tank, and the cover plate is hinged at the upper end of the magnetic separation box.

[0004] However, it is found during the use of this device that it is not convenient to clean and discharge the dirt deposited at the bottom of the vortex cavitation flotation tank, which reduces the convenience of use, and the small number of diffusion blades reduces the bubble generation effect. Summary of the Utility Model

[0005] To solve the above technical problems, the utility model provides a vortex cavitation flotation machine that improves the convenience of dirt cleaning, improves the bubble generation effect, and improves the sewage treatment efficiency.

[0006] A cavitation flotation machine of the utility model includes a box body, a water inlet pipe and a drain valve. The water inlet pipe and the drain valve are respectively communicated and arranged on the outer side wall of the box body. It also includes a driving device, a cleaning device, a slag scraping mechanism, multiple groups of rotating shafts and multiple groups of blades. A sewage discharge port is arranged at the lower part of the outer side wall of the box body, and an overflow port is arranged at the upper part of the outer side wall of the box body. Both ends of multiple groups of rotating shafts are rotatably installed on the inner side wall of the box body, and multiple groups of blades are respectively installed on the outer side wall of multiple groups of rotating shafts. A driving device is arranged on the box body, and the driving device is used to drive multiple groups of rotating shafts to rotate. A cleaning device is arranged at the lower part inside the box body, and the cleaning device is used to clean the dirt at the bottom inside the box body. The slag scraping mechanism is arranged at the top of the box body, and the slag scraping mechanism is used to clean the floating slag. Sewage is transported to the inside of the box body through the water inlet pipe. The driving device drives multiple groups of rotating shafts to rotate, so that multiple groups of rotating shafts drive multiple groups of blades to rotate and generate bubbles. During the upward floating process of the bubbles in the sewage, the dirt is carried upward, so that the lighter dirt forms floating slag on the water surface, and the heavier dirt sinks downward to the bottom inside the box body. By turning on the cleaning device, the cleaning device discharges the dirt deposited at the bottom of the box body. The slag scraping mechanism discharges the floating slag on the water surface through the overflow port, thereby improving the convenience of dirt cleaning. By arranging multiple groups of blades, the bubble generation effect is improved, and the sewage treatment efficiency is improved.

[0007] Preferably, the slag scraping mechanism includes a bracket, a connecting frame, an electric cylinder, a guide wheel, a belt and a first motor. The bracket is installed at the top end of the box body. The connecting frame is slidably installed up and down on the bracket. The fixed end of the electric cylinder is installed at the top end of the bracket, and the moving end of the electric cylinder is connected to the top end of the connecting frame. The guide wheel is rotatably installed on the inner side wall of the connecting frame. The belt is sleeved on the outer side wall of the guide wheel. The first motor is installed on the outer side wall of the connecting frame, and the output end of the first motor is connected to the guide wheel. Multiple groups of scraping plates are all installed on the outer side wall of the belt. The first motor drives the guide wheel to rotate, so that the guide wheel drives multiple groups of belts to move circumferentially, so that multiple groups of belts discharge the floating slag floating on the water surface through the overflow port. By adjusting the telescopic length of the moving end of the electric cylinder, the electric cylinder drives the connecting frame to move up and down, and further adjusts the height of the scraping plate, improving the convenience of the scraping plate for cleaning floating slag with different thicknesses.

[0008] Preferably, the driving device includes a second motor, multiple groups of sprockets and multiple groups of chains. The second motor is installed on the outer side wall of the box body, and the output end of the second motor is connected to one of the rotating shafts. Multiple groups of sprockets are respectively installed at the ends of multiple groups of rotating shafts, and multiple groups of chains are respectively sleeved on the outer side walls of multiple groups of sprockets. The second motor drives one of the rotating shafts to rotate, so that multiple groups of rotating shafts rotate through the transmission of multiple groups of sprockets and multiple groups of chains, improving the convenience of multiple groups of blades rotating to generate bubbles.

[0009] Preferably, the cleaning device includes a third motor, a screw conveyor, and a closing door. The screw conveyor is rotatably installed at the lower part of the inner side wall of the box body. The third motor is installed on the outer side wall of the box body, and the output end of the third motor is connected to the screw conveyor. The closing door is communicatively arranged at the sewage outlet of the box body. By driving the screw conveyor to rotate by the third motor and opening the closing door, the screw conveyor discharges the dirt deposited at the bottom of the box body through the sewage outlet for cleaning.

[0010] Preferably, it further includes a flow guide cover, which is arranged at the bottom of the inner part of the box body. The flow guide cover guides and concentrates the dirt deposited at the bottom of the box body, improving the convenience of the screw conveyor to discharge the dirt.

[0011] Preferably, it further includes a collection tank, which is installed on the outer side wall of the box body. The collection tank collects the scum discharged from the overflow port, improving the convenience of guiding and transporting the scum.

[0012] Preferably, it further includes a flow guide groove, which is installed on the outer side wall of the box body. The flow guide groove guides and transports the dirt discharged from the sewage outlet, improving the convenience of collecting and treating the dirt.

[0013] Compared with the prior art, the beneficial effects of the present utility model are as follows: Sewage is transported to the inside of the box body through the water inlet pipe. By driving the driving device to drive a plurality of rotating shafts to rotate, the plurality of rotating shafts drive a plurality of drain valves to rotate to generate bubbles. During the upward floating process of the bubbles in the sewage, the dirt is carried upward, so that the lighter dirt forms scum on the water surface, and the heavier dirt deposits downward at the bottom of the box body. By opening the cleaning device, the cleaning device discharges the dirt deposited at the bottom of the box body, and the slag scraping mechanism discharges the scum on the water surface through the overflow port, thereby improving the convenience of dirt cleaning. By setting a plurality of drain valves, the bubble generation effect is improved, and the sewage treatment efficiency is improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 is an isometric structural schematic diagram of the present utility model;

[0015] Figure 2 is an isometric structural schematic diagram of the connection between the rotating shaft and the blade, etc.;

[0016] Figure 3 is an isometric partial structural schematic diagram of the connection between the bracket and the connecting frame, etc.;

[0017] Figure 4 is an isometric structural schematic diagram of the connection between the box body and the collection tank, etc.;

[0018] Figure 5 is an isometric structural schematic diagram of the connection between the third motor and the screw conveyor, etc.

[0019] Reference numerals in the drawings: 1, box body; 2, water inlet pipe; 3, drain valve; 4, rotating shaft; 5, blade; 6, bracket; 7, connecting frame; 8, electric cylinder; 9, guide wheel; 10, belt; 11, first motor; 12, second motor; 13, sprocket; 14, chain; 15, third motor; 16, auger; 17, closing door; 18, deflector; 19, collection tank; 20, diversion trough. Detailed implementation manner

[0020] For the convenience of understanding the present utility model, the present utility model will be described more comprehensively below with reference to the relevant drawings. The present utility model can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the present utility model more thorough and comprehensive. Embodiment 1

[0021] As Figures 1 to 5 shown, a cavitation flotation machine of the present utility model includes a box body 1, a water inlet pipe 2 and a drain valve 3. The water inlet pipe 2 and the drain valve 3 are respectively and communicatively arranged on the outer side wall of the box body 1; it further includes a driving device, a cleaning device, a scum scraping mechanism, multiple groups of rotating shafts 4 and multiple groups of blades 5. A sewage discharge port is arranged at the lower part of the outer side wall of the box body 1, and an overflow port is arranged at the upper part of the outer side wall of the box body 1. Both ends of multiple groups of rotating shafts 4 are rotatably installed on the inner side wall of the box body 1, and multiple groups of blades 5 are respectively installed on the outer side wall of multiple groups of rotating shafts 4. A driving device is arranged on the box body 1, and the driving device is used to drive multiple groups of rotating shafts 4 to rotate. A cleaning device is arranged at the lower part inside the box body 1, and the cleaning device is used to clean the dirt at the bottom inside the box body 1. The scum scraping mechanism is arranged at the top of the box body 1, and the scum scraping mechanism is used to clean the floating scum;

[0022] As Figure 3 shown, the scum scraping mechanism includes a bracket 6, a connecting frame 7, an electric cylinder 8, a guide wheel 9, a belt 10 and a first motor 11. The bracket 6 is installed at the top end of the box body 1. The connecting frame 7 is slidably installed up and down on the bracket 6. The fixed end of the electric cylinder 8 is installed at the top end of the bracket 6, and the moving end of the electric cylinder 8 is connected to the top end of the connecting frame 7. The guide wheel 9 is rotatably installed on the inner side wall of the connecting frame 7. The belt 10 is sleeved on the outer side wall of the guide wheel 9. The first motor 11 is installed on the outer side wall of the connecting frame 7, and the output end of the first motor 11 is connected to the guide wheel 9. Multiple groups of scrapers are all installed on the outer side wall of the belt 10;

[0023] In this embodiment, sewage is conveyed into the interior of the box body 1 through the water inlet pipe 2. The driving device drives a plurality of rotating shafts 4 to rotate, so that the plurality of rotating shafts 4 drive a plurality of drain valves 3 to rotate to generate bubbles. During the upward floating process of the bubbles in the sewage, the dirt is carried upward, so that the lighter dirt forms scum on the water surface, and the heavier dirt sinks downward and deposits at the bottom inside the box body 1. By turning on the cleaning device, the cleaning device discharges the dirt deposited at the bottom of the box body 1, and the scum on the water surface is discharged through the overflow port by the slag scraping mechanism, thereby improving the convenience of dirt cleaning. By arranging a plurality of drain valves 3, the bubble generation effect is improved, and the sewage treatment efficiency is improved. Embodiment 2

[0024] On the basis of Embodiment 1; as Figure 4 shown, a cavitation flotation machine of the present utility model, the driving device includes a second motor 12, a plurality of sprockets 13 and a plurality of chains 14. The second motor 12 is installed on the outer side wall of the box body 1, the output end of the second motor 12 is connected to one of the rotating shafts 4, the plurality of sprockets 13 are respectively installed at the ends of the plurality of rotating shafts 4, and the plurality of chains 14 are respectively sleeved on the outer side walls of the plurality of sprockets 13;

[0025] As Figure 5 shown, the cleaning device includes a third motor 15, an auger 16 and a closing door 17. The auger 16 is rotatably installed at the lower part of the inner side wall of the box body 1. The third motor 15 is installed on the outer side wall of the box body 1, and the output end of the third motor 15 is connected to the auger 16. The closing door 17 is communicatively arranged at the sewage discharge port of the box body 1;

[0026] As Figure 2 shown, it further includes a flow guide cover 18, and the flow guide cover 18 is arranged at the bottom inside the box body 1;

[0027] As Figure 2 shown, it further includes a collection tank 19, and the collection tank 19 is installed on the outer side wall of the box body 1;

[0028] As Figure 1 shown, it further includes a flow guide groove 20, and the flow guide groove 20 is installed on the outer side wall of the box body 1;

[0029] In this embodiment, the first motor 11 drives the guide wheel 9 to rotate, so that the guide wheel 9 drives the plurality of belts 10 to move circumferentially, so that the plurality of belts 10 discharge the scum floating on the water surface through the overflow port. By adjusting the telescopic length of the moving end of the electric cylinder 8, the electric cylinder 8 drives the connecting frame 7 to move up and down, and further adjusts the height of the scraper, improving the convenience of the scraper for cleaning scum of different thicknesses. The second motor 12 drives one of the rotating shafts 4 to rotate, so that the plurality of rotating shafts 4 rotate through the transmission of the plurality of sprockets 13 and the plurality of chains 14, improving the convenience of the plurality of blades 5 rotating to generate bubbles.

[0030] A cavitation air flotation machine of the present utility model, when working, conveys sewage to the inside of the box body 1 through the water inlet pipe 2, drives a plurality of rotating shafts 4 to rotate through the driving device, makes the plurality of rotating shafts 4 drive a plurality of drain valves 3 to rotate to generate bubbles, and the bubbles carry dirt upward during the upward floating process in the sewage, so that the lighter dirt forms scum on the water surface, and the heavier dirt deposits downward at the bottom inside the box body 1. By starting the cleaning device, the cleaning device discharges the dirt deposited at the bottom of the box body 1, and the scum on the water surface is discharged through the overflow port by the slag scraping mechanism.

[0031] The electric cylinder 8, the first motor 11, the second motor 12 and the third motor 15 of a cavitation air flotation machine of the present utility model are purchased on the market. Those skilled in the art only need to install and operate according to the attached operation manual, without the need for those skilled in the art to make creative efforts.

[0032] The above are only the preferred embodiments of the present utility model. It should be noted that for those of ordinary skill in the art in the technical field, without departing from the technical principle of the present utility model, several improvements and modifications can be made, and these improvements and modifications should also be regarded as the protection scope of the present utility model.

Claims

1. An air flotation machine with vortex cavity, comprising a box body (1), a water inlet pipe (2) and a drain valve (3), the water inlet pipe (2) and the drain valve (3) are respectively connected and arranged on the outer side wall of the box body (1); it is characterized in that, It also includes a driving device, a cleaning device, a slag scraping mechanism, multiple groups of rotating shafts (4) and multiple groups of blades (5). A sewage outlet is arranged at the lower part of the outer side wall of the box body (1), and an overflow port is arranged at the upper part of the outer side wall of the box body (1). Both ends of the multiple groups of rotating shafts (4) are rotatably installed on the inner side wall of the box body (1), and the multiple groups of blades (5) are respectively installed on the outer side walls of the multiple groups of rotating shafts (4). A driving device is arranged on the box body (1), and the driving device is used to drive the multiple groups of rotating shafts (4) to rotate. A cleaning device is arranged at the lower part inside the box body (1), and the cleaning device is used to clean the dirt at the bottom inside the box body (1). The slag scraping mechanism is arranged on the top of the box body (1), and the slag scraping mechanism is used to clean the floating slag.

2. The cavitation flotation machine according to claim 1, wherein, The slag scraping mechanism includes a bracket (6), a connecting frame (7), an electric cylinder (8), a guide wheel (9), a belt (10) and a first motor (11). The bracket (6) is installed at the top end of the box body (1), the connecting frame (7) is slidably installed up and down on the bracket (6), the fixed end of the electric cylinder (8) is installed at the top end of the bracket (6), the moving end of the electric cylinder (8) is connected to the top end of the connecting frame (7), the guide wheel (9) is rotatably installed on the inner side wall of the connecting frame (7), the belt (10) is sleeved on the outer side wall of the guide wheel (9), the first motor (11) is installed on the outer side wall of the connecting frame (7), the output end of the first motor (11) is connected to the guide wheel (9), and multiple groups of scraping plates are all installed on the outer side wall of the belt (10).

3. The cavitation flotation machine according to claim 1, wherein The driving device includes a second motor (12), multiple groups of sprockets (13) and multiple groups of chains (14). The second motor (12) is installed on the outer side wall of the box body (1), the output end of the second motor (12) is connected to one of the rotating shafts (4), the multiple groups of sprockets (13) are respectively installed at the ends of the multiple groups of rotating shafts (4), and the multiple groups of chains (14) are respectively sleeved on the outer side walls of the multiple groups of sprockets (13).

4. The cavitation flotation machine according to claim 1, characterized in that, The cleaning device includes a third motor (15), a screw conveyor (16) and a closing door (17). The screw conveyor (16) is rotatably installed at the lower part of the inner side wall of the box body (1), the third motor (15) is installed on the outer side wall of the box body (1), and the output end of the third motor (15) is connected to the screw conveyor (16). The closing door (17) is communicated and arranged at the sewage outlet of the box body (1).

5. An air flotation machine as claimed in claim 1, wherein, It also includes a flow guide cover (18), and the flow guide cover (18) is arranged at the bottom inside the box body (1).

6. The cavitation flotation machine according to claim 1, wherein, It also includes a collection tank (19), and the collection tank (19) is installed on the outer side wall of the box body (1).

7. An air floatation machine with vortex cavitation according to claim 1, characterized in that, It also includes a flow guide groove (20), and the flow guide groove (20) is installed on the outer side wall of the box body (1).

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