Special air flotation device for bean product wastewater treatment

Abstract

The invention relates to the technical field of wastewater treatment, and particularly discloses a special air floatation device for bean product wastewater treatment, which comprises an air floatation tank and a treatment mechanism, the treatment mechanism comprises two mounting plates, two rotating rollers, a filter screen conveying belt, a first motor, a plurality of arc-shaped plates, a first partition plate, a second partition plate, two fixing plates, a dissolved air tank, a drainage pipe, a water inlet assembly, a release assembly and a recovery assembly, the filter screen conveying belt is arranged on the outer sides of the two rotating rollers in a sleeving mode, and the arc-shaped plates are all arranged on the outer side of the filter screen conveying belt; the output end of the first motor is fixedly connected with one of the rotating rollers, the first partition plate and the second partition plate are arranged in the air floatation tank, the dissolved air tank is fixedly connected with the two fixing plates, and the releasing assembly and the recycling assembly are arranged at the two ends of the dissolved air tank respectively. And secondary filtering is not needed, so that more time and labor are saved.

Description

Technical Field

[0001] The invention relates to the technical field of wastewater treatment, and in particular to a special air flotation device for treating bean product wastewater. Background Art

[0002] In the production process of soy products, a large amount of water is needed as raw material and for cooling. In the past, the water used in production and the waste residue formed by making soy products were often discharged casually, which caused great pollution to the environment. At present, flotation devices are often used to treat the wastewater in the production process of soy products. The principle is to dissolve air in water through pressurization, and then release tiny bubbles under reduced pressure to adhere to the suspended matter, making its overall specific gravity smaller than water and floating on the water surface, and then scraped off by mechanical device to achieve solid-liquid separation.

[0003] However, in the above-mentioned prior art, during the process of scraping the waste residue, some waste water will be mixed in the waste residue, and it is necessary to filter it again, which is very time-consuming and labor-intensive. Summary of the invention

[0004] The purpose of the present invention is to provide a special flotation device for treating soy product wastewater, aiming to solve the technical problem in the prior art that, in the process of scraping off the waste residue, part of the waste water will be mixed in the waste residue, and it will need to be filtered again, which is very time-consuming and laborious. In the process of scraping off the waste residue, part of the waste water will be mixed in the waste residue, and it will need to be filtered again, which is very time-consuming and laborious.

[0005] To achieve the above-mentioned purpose, the present invention adopts a special flotation device for treating bean product wastewater, comprising an air flotation tank and a treatment mechanism, wherein the treatment mechanism comprises two mounting plates, two rollers, a filter conveyor belt, a first motor, a plurality of arc-shaped plates, a first baffle, a second baffle, two fixed plates, an air dissolving tank, a drain pipe, a water inlet assembly, a release assembly and a recovery assembly, wherein the two mounting plates are symmetrically arranged on the upper surface of the air flotation tank, wherein the two ends of one of the rollers are respectively rotatably connected to the air flotation tank, and the two ends of the other roller are respectively rotatably connected to the two mounting plates, and the filter conveyor belt is respectively sleeved on the outer sides of the two rollers. side, a plurality of the arc-shaped plates are arranged on the outer side of the filter conveyor belt, each of the arc-shaped plates has a plurality of filter holes, the first motor is fixedly connected to one of the mounting plates, the output end of the first motor is fixedly connected to one of the rollers, the drain pipe runs through the flotation tank, the first baffle and the second baffle are arranged inside the flotation tank, the two fixed plates are arranged on one side of the flotation tank, the dissolved air tank is fixedly connected to the two fixed plates respectively, the release component and the recovery component are respectively arranged at both ends of the dissolved air tank, and the water inlet component is arranged on the outer side of the flotation tank.

[0006] Wherein, the water inlet assembly includes a transverse plate, a water pump and a water inlet pipe, the transverse plate is fixedly connected to one side of the flotation tank, the water pump is arranged on the upper surface of the transverse plate, and the water inlet pipe is fixedly connected to the water pump.

[0007] Among them, the recovery component includes a first connecting pipe and a first water pump, one end of the first connecting pipe is fixedly connected to the dissolved air tank, the other end of the first connecting pipe passes through the flotation tank and is fixedly connected to the flotation tank, and the first water pump is arranged in the middle of the first connecting pipe.

[0008] Among them, the release component includes a second connecting pipe, a second water pump and multiple release pipes, the second connecting pipe is arranged at one end of the dissolved air tank, one ends of the multiple release pipes are respectively fixedly connected to the second connecting pipe, the other ends of the multiple release pipes are inserted into the interior of the flotation tank, and the second water pump is arranged in the middle of the second connecting pipe.

[0009] Among them, the special flotation device for treating soy product wastewater also includes a guide plate, two support rods and a collecting assembly. The guide plate is arranged below the filter conveyor belt, one end of the two support rods is fixedly connected to the flotation tank respectively, and the other end of the two support rods is fixedly connected to the guide plate respectively, and the collecting assembly is arranged below the guide plate.

[0010] Wherein, the collecting assembly includes a collecting box, a plurality of rollers and a pulling member, the collecting box is arranged below the material guide plate, and the plurality of rollers are fixedly connected to the collecting box and are located on the lower surface of the collecting box.

[0011] Wherein, the pulling member includes two connecting rods, a gripping rod and an anti-slip sleeve, one end of the two connecting rods is fixedly connected to the collection box respectively, the other end of the two connecting rods is fixedly connected to the gripping rod respectively, and the anti-slip sleeve is arranged on the outside of the gripping rod.

[0012] The present invention discloses a special flotation device for treating bean product wastewater, wherein the filter conveyor belts are respectively sleeved on the outsides of the two rollers, a plurality of arc-shaped plates are arranged on the outsides of the filter conveyor belts, the output end of the first motor is fixedly connected to one of the rollers, the first partition plate and the second partition plate are arranged inside the flotation tank, and when used, the wastewater is discharged into one side of the first partition plate through the water inlet assembly, and then the wastewater flows between the first partition plate and the second partition plate through the lower end of the first partition plate, and then the air-saturated water in the air dissolving tank is released into the flotation tank through the release assembly, so that a large number of bubbles are attached to the waste residue, so that the waste residue floats to The upper surface of the wastewater is then started, and the output end of the first motor drives one of the rollers to rotate, thereby causing the filter conveyor belt to rotate, and the filter conveyor belt drives multiple arc plates to rotate, thereby scraping off the waste residue floating on the wastewater, and the wastewater in the waste residue can be filtered through the filter conveyor belt and the filter holes, thereby ensuring that only the waste residue is scraped off. This method can effectively solve the problem in the prior art that in the process of scraping off the waste residue, some wastewater will be mixed in the waste residue, and it will need to be filtered again, which is very time-consuming and labor-intensive. In the process of scraping off the waste residue, some wastewater will be mixed in the waste residue, and it will need to be filtered again, which is very time-consuming and labor-intensive. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. 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 creative work.

[0014] Figure 1 It is a schematic structural diagram of the first embodiment of the present invention.

[0015] Figure 2 It is a cross-sectional view of the overall structure of the first embodiment of the present invention.

[0016] Figure 3 It is a schematic structural diagram of the second embodiment of the present invention.

[0017] Figure 4 It is a schematic structural diagram of the third embodiment of the present invention.

[0018] Figure 5 It is a cross-sectional view of the overall structure of the third embodiment of the present invention.

[0019] 101-air flotation tank, 102-mounting plate, 103-roller, 104-filter conveyor belt, 105-first motor, 106-arc plate, 107-filter hole, 108-first partition, 109-second partition, 110-fixed plate, 111-dissolved gas tank, 112-drain pipe, 113-cross plate, 114-pump, 115-water inlet pipe, 116-first connecting pipe, 117-first water pump, 118-second connecting pipe, 119-second water pump, 120-release pipe, 201-material guide plate, 202-support rod, 203-collection box, 204-roller, 205-connecting rod, 206-grip rod, 207-anti-slip sleeve, 301-support plate, 302-second motor, 303-rotating rod, 304-stirring rod. DETAILED DESCRIPTION

[0020] Embodiments of the present invention are described in detail below. Examples of the embodiments are shown in the accompanying drawings. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the present invention, but should not be construed as limiting the present invention.

[0021] The first embodiment of the present application is:

[0022] See also Figure 1 and Figure 2 ,in Figure 1 is a schematic structural diagram of a first embodiment of the present invention, Figure 2 It is a cross-sectional view of the overall structure of the first embodiment of the present invention.

[0023] The present invention provides a special flotation device for treating bean product wastewater, comprising an air flotation tank 101 and a treatment mechanism, wherein the treatment mechanism comprises two mounting plates 102, two rotating rollers 103, a filter conveyor belt 104, a first motor 105, a plurality of arc-shaped plates 106, a first partition plate 108, a second partition plate 109, two fixed plates 110, an air dissolving tank 111, a drain pipe 112, a water inlet component, a release component and a recovery component, wherein the water inlet component comprises a horizontal plate 113, a pump 114 and a water inlet pipe 115. 15. The recovery component includes a first connecting pipe 116 and a first water pump 117, and the release component includes a second connecting pipe 118, a second water pump 119 and a plurality of release pipes 120. The above scheme solves the problem in the prior art that, in the process of scraping the waste residue, some waste water will be mixed in the waste residue, and it needs to be filtered again, which is very time-consuming and labor-intensive. In the process of scraping the waste residue, some waste water will be mixed in the waste residue, and it needs to be filtered again, which is very time-consuming and labor-intensive.

[0024] According to this specific embodiment, the two mounting plates 102 are symmetrically arranged on the upper surface of the flotation tank 101, the two ends of one of the rollers 103 are respectively rotatably connected to the flotation tank 101, and the two ends of the other roller 103 are respectively rotatably connected to the two mounting plates 102, the filter conveyor belt 104 is respectively sleeved on the outside of the two rollers 103, and the plurality of arc plates 106 are all arranged on the outside of the filter conveyor belt 104, and each arc plate 106 has a plurality of The filter hole 107, the first motor 105 is fixedly connected to one of the mounting plates 102, the output end of the first motor 105 is fixedly connected to one of the rollers 103, the drain pipe 112 runs through the flotation tank 101, the first baffle 108 and the second baffle 109 are both arranged inside the flotation tank 101, the two fixed plates 110 are both arranged on one side of the flotation tank 101, the dissolved gas tank 111 is fixedly connected to the two fixed plates 110 respectively, the The release component and the recovery component are respectively arranged at both ends of the dissolved air tank 111, and the water inlet component is arranged on the outside of the flotation tank 101. When it is used, the waste water is discharged into one side of the first baffle 108 through the water inlet component, and then the waste water flows through the lower end of the first baffle 108 to between the first baffle 108 and the second baffle 109, and then the air-saturated water in the dissolved air tank 111 is released into the flotation tank 101 through the release component, so that A large number of bubbles are attached to the waste residue, causing the waste residue to float to the upper surface of the wastewater, and then the first motor 105 is started, and the output end of the first motor 105 drives one of the rollers 103 to rotate, thereby causing the filter conveyor belt 104 to rotate, and the filter conveyor belt 104 drives the multiple arc plates 106 to rotate, thereby scraping off the waste residue floating on the wastewater, and the wastewater in the waste residue can be filtered through the filter conveyor belt 104 and the filter hole 107, thereby ensuring that only the waste residue is scraped off.

[0025] Among them, the horizontal plate 113 is fixedly connected to one side of the flotation tank 101, the water pump 114 is arranged on the upper surface of the horizontal plate 113, and the water inlet pipe 115 is fixedly connected to the water pump 114. When it is used, the water pump 114 is connected to the sewage pipe, so that the wastewater is discharged into the flotation tank 101 through the water inlet pipe 115.

[0026] Secondly, one end of the first connecting pipe 116 is fixedly connected to the dissolving tank 111, and the other end of the first connecting pipe 116 passes through the flotation tank 101 and is fixedly connected to the flotation tank 101. The first water pump 117 is arranged in the middle of the first connecting pipe 116. When it is used, the first water pump 117 is started to flow part of the post-treated wastewater through the first connecting pipe 116 into the dissolving tank 111 for air dissolution.

[0027] At the same time, the second connecting pipe 118 is arranged at one end of the dissolved air tank 111, one ends of the plurality of release pipes 120 are respectively fixedly connected to the second connecting pipe 118, and the other ends of the plurality of release pipes 120 are inserted into the interior of the flotation tank 101. The second water pump 119 is arranged in the middle of the second connecting pipe 118. When it is used, the second water pump 119 is started to make the water supersaturated with air in the dissolved air tank 111 flow to the second connecting pipe 118, and then flow into the flotation tank 101 through the plurality of release pipes 120.

[0028] When using the flotation device for treating bean product wastewater of the present embodiment, the pump 114 is connected to the sewage pipe, so that the wastewater is discharged to one side of the first partition 108 through the water inlet pipe 115, and then the wastewater flows through the lower end of the first partition 108 to between the first partition 108 and the second partition 109, and then the second water pump 119 is started to make the water supersaturated with air in the air dissolving tank 111 flow to the second connecting pipe 118, and then flow to the flotation tank 101 through the plurality of release pipes 120, so that a large number of bubbles are attached to the waste residue, so that the waste residue floats to the upper surface of the wastewater, and then the first motor 105 is started. The output end of the first motor 105 drives one of the rollers 103 to rotate, thereby causing the filter conveyor belt 104 to rotate, and the filter conveyor belt 104 drives the plurality of arc plates 106 to rotate, thereby scraping off the waste residue floating on the waste water, and the waste water in the waste residue can be filtered through the filter conveyor belt 104 and the filter holes 107, thereby ensuring that only the waste residue is scraped off, and this method can effectively solve the problem in the prior art that, in the process of scraping off the waste residue, some waste water will be mixed in the waste residue, and it will need to be filtered again, which is very time-consuming and laborious. In the process of scraping off the waste residue, some waste water will be mixed in the waste residue, and it will need to be filtered again, which is very time-consuming and laborious.

[0029] The second embodiment of the present application is:

[0030] Based on the first embodiment, please refer to Figure 3 , Figure 3 It is a schematic structural diagram of the second embodiment of the present invention.

[0031] The present invention provides a special flotation device for treating bean product wastewater, which also includes a guide plate 201, two support rods 202 and a collecting assembly, wherein the collecting assembly includes a collecting box 203, multiple rollers 204 and a pulling member, and the pulling member includes two connecting rods 205, a gripping rod 206 and a connecting rod 207.

[0032] With respect to this specific embodiment, the guide plate 201 is arranged below the filter conveyor belt 104, one end of the two support rods 202 is fixedly connected to the flotation tank 101, and the other ends of the two support rods 202 are fixedly connected to the guide plate 201, and the collecting assembly is arranged below the guide plate 201. When in use, the two support rods 202 are used to fix the guide plate 201, and the waste residue scraped by the arc plate 106 moves with the filter conveyor belt 104, and finally falls onto the guide plate 201, and then slides to the collecting assembly through the guide plate 201 for collection.

[0033] Among them, the collection box 203 is arranged below the guide plate 201, and the multiple rollers 204 are fixedly connected to the collection box 203 and are located on the lower surface of the collection box 203. When it is used specifically, the waste slag slides into the collection box 203 through the guide plate 201. The rollers 204 are provided to facilitate the movement of the collection box 203.

[0034] Secondly, one end of the two connecting rods 205 is fixedly connected to the collection box 203 respectively, and the other end of the two connecting rods 205 is fixedly connected to the gripping rod 206 respectively. The connecting rod 207 is sleeved on the outside of the gripping rod 206. When in use, the gripping rod 206 is pulled, and the gripping rod 206 drives the collection box 203 to move through the two connecting rods 205. The connecting rod 207 can enhance the friction of the gripping rod 206.

[0035] When using a special flotation device for treating soy product wastewater according to the present embodiment, the waste residue scraped by the arc plate 106 moves with the filter conveyor belt 104 and finally falls onto the guide plate 201, and then slides into the collection box 203 through the guide plate 201 for collection. The gripping rod 206 is pulled, and the gripping rod 206 drives the collection box 203 to move through the two connecting rods 205, and causes the multiple rollers 204 to rotate, thereby facilitating the transportation of the waste residue.

[0036] The third embodiment of the present application is:

[0037] Based on the second embodiment, please refer to Figure 4 and Figure 5 ,in Figure 4 is a schematic structural diagram of a third embodiment of the present invention, Figure 5 It is a cross-sectional view of the overall structure of the third embodiment of the present invention.

[0038] The dedicated flotation device for treating soy product wastewater further includes two groups of mixing components, which are symmetrically arranged on one side of the first partition 108 .

[0039] Each group of the mixing components includes a support plate 301, a second motor 302 and a stirring member. One end of the support plate 301 is fixedly connected to the flotation tank 101, and the other end of the support plate 301 is fixedly connected to the first partition 108. The second motor 302 is arranged on the upper surface of the support plate 301, and the output end of the second motor 302 passes through the support plate 301 and is fixedly connected to the stirring member.

[0040] The stirring member includes a rotating rod 303 and a plurality of stirring rods 304 . The rotating rod 303 is fixedly connected to the output end of the second motor 302 . The plurality of stirring rods 304 are disposed outside the rotating rod 303 .

[0041] The present invention provides a special flotation device for treating bean product wastewater, which also includes two groups of mixing components, each group of the mixing components includes a support plate 301, a second motor 302 and a stirring member, and the stirring member includes a rotating rod 303 and multiple stirring rods 304.

[0042] According to this specific embodiment, the two groups of the mixing components are symmetrically arranged on one side of the first partition 108. When in use, flocculants and coagulants are added to one side of the first partition 108, and then the sewage is mixed with the flocculants and coagulants through the two groups of the mixing components, so that the waste residue in the sewage becomes cotton-like, which is conducive to the attachment of bubbles.

[0043] Among them, one end of the support plate 301 is fixedly connected to the flotation tank 101, and the other end of the support plate 301 is fixedly connected to the first partition 108. The second motor 302 is arranged on the upper surface of the support plate 301, and the output end of the second motor 302 passes through the support plate 301 and is fixedly connected to the stirring element. When it is used, the second motor 302 is started, and the output end of the second motor 302 drives the stirring element to rotate.

[0044] Secondly, the rotating rod 303 is fixedly connected to the output end of the second motor 302, and the multiple stirring rods 304 are all arranged on the outside of the rotating rod 303. When in use, the output end of the second motor 302 drives the rotating rod 303 to rotate, and the rotating rod 303 drives the multiple stirring rods 304 to rotate.

[0045] When using a special flotation device for treating soy product wastewater according to the present embodiment, flocculants and coagulants are added to one side of the first partition 108, and then the second motor 302 is started. The output end of the second motor 302 drives the rotating rod 303 to rotate, and the rotating rod 303 drives the multiple stirring rods 304 to rotate, thereby mixing the sewage with the flocculants and coagulants, so that the waste residue in the sewage becomes cotton-like, which is conducive to the attachment of bubbles.

[0046] What is disclosed above is only a preferred embodiment of the present invention, and it certainly cannot be used to limit the scope of rights of the present invention. Ordinary technicians in this field can understand that all or part of the processes of the above embodiment and equivalent changes made according to the claims of the present invention still fall within the scope of the invention.

Claims

1. A special flotation device for treating soy product wastewater, comprising an air flotation tank, characterized in that: The processing mechanism also includes two mounting plates, two rotating rollers, a filter conveyor belt, a first motor, a plurality of arc-shaped plates, a first baffle, a second baffle, two fixed plates, an air dissolving tank, a drain pipe, a water inlet assembly, a release assembly and a recovery assembly. The two mounting plates are symmetrically arranged on the upper surface of the air flotation tank, the two ends of one of the rotating rollers are respectively connected to the air flotation tank for rotation, and the two ends of the other rotating roller are respectively connected to the two mounting plates for rotation. The filter conveyor belts are respectively sleeved on the outer sides of the two rotating rollers, and the plurality of arc-shaped plates are arranged on the filter. On the outside of the mesh conveyor belt, each of the arc-shaped plates has a plurality of filter holes, the first motor is fixedly connected to one of the mounting plates, the output end of the first motor is fixedly connected to one of the rollers, the drain pipe runs through the flotation tank, the first baffle and the second baffle are both arranged inside the flotation tank, the two fixed plates are both arranged on one side of the flotation tank, the dissolved air tank is respectively fixedly connected to the two fixed plates, the release assembly and the recovery assembly are respectively arranged at both ends of the dissolved air tank, and the water inlet assembly is arranged on the outside of the flotation tank.

2. The air flotation device for treating soy product wastewater according to claim 1, characterized in that: The water inlet assembly includes a transverse plate, a water pump and a water inlet pipe. The transverse plate is fixedly connected to one side of the flotation tank. The water pump is arranged on the upper surface of the transverse plate. The water inlet pipe is fixedly connected to the water pump.

3. The air flotation device for treating soy product wastewater according to claim 2, characterized in that: The recovery component includes a first connecting pipe and a first water pump. One end of the first connecting pipe is fixedly connected to the dissolved air tank. The other end of the first connecting pipe passes through the flotation tank and is fixedly connected to the flotation tank. The first water pump is arranged in the middle of the first connecting pipe.

4. The air flotation device for treating soy product wastewater according to claim 3, characterized in that: The release assembly includes a second connecting pipe, a second water pump and multiple release pipes. The second connecting pipe is arranged at one end of the dissolved air tank, one ends of the multiple release pipes are respectively fixedly connected to the second connecting pipe, and the other ends of the multiple release pipes are inserted into the interior of the flotation tank. The second water pump is arranged in the middle of the second connecting pipe.

5. The air flotation device for treating soy product wastewater according to claim 4, characterized in that: The special flotation device for treating soy product wastewater also includes a guide plate, two support rods and a collecting assembly. The guide plate is arranged below the filter conveyor belt, one end of the two support rods are respectively fixedly connected to the flotation pool, and the other end of the two support rods are respectively fixedly connected to the guide plate, and the collecting assembly is arranged below the guide plate.

6. The air flotation device for treating soy product wastewater according to claim 5, characterized in that: The collecting assembly comprises a collecting box, a plurality of rollers and a pulling member. The collecting box is arranged below the material guide plate. The plurality of rollers are fixedly connected to the collecting box and are located on the lower surface of the collecting box.

7. The air flotation device for treating soy product wastewater according to claim 6, characterized in that: The pulling member includes two connecting rods, a gripping rod and an anti-slip sleeve, one end of the two connecting rods is fixedly connected to the collection box respectively, the other end of the two connecting rods is fixedly connected to the gripping rod respectively, and the anti-slip sleeve is sleeved on the outside of the gripping rod.

Images