CN215712188U - Constant-temperature acid-resistant air flotation machine - Google Patents

Abstract

The utility model discloses a constant-temperature acid-resistant air flotation machine, which comprises: the air flotation machine comprises an air flotation machine main body, wherein a filtering structure is arranged inside the air flotation machine main body, a water inlet pipe is arranged on the inner side of the air flotation machine main body, a limiting box is arranged above the air flotation machine main body, and a dissolved air tank is arranged on one side of the air flotation machine main body. According to the utility model, the first electric push rod, the baffle, the limiting frame, the filter box and the first sealing door are arranged, the first electric push rod operates to drive the baffle to move downwards, the baffle seals the limiting frame, so that the filter hole at the outermost side of the filter box is shielded, the second sealing door at one end of the air floatation machine main body is opened at the moment, the first sealing door is pulled through the bracelet, the filter box is driven to be drawn out of the limiting frame through the first sealing door, and then is drawn out of the air floatation machine main body, and then the lock catch on the first sealing door is opened, so that the first sealing door is separated from the filter box, the impurities in the filter box can be taken out, and the problem of collecting the filtered impurities in the sewage is effectively solved.

Description

Constant-temperature acid-resistant air flotation machine

Technical Field

The utility model belongs to the technical field of air flotation machine equipment, and particularly relates to a constant-temperature acid-resistant air flotation machine.

Background

The air floatation machine is water treatment equipment which is characterized in that a dissolved air system generates a large amount of micro bubbles in water, so that air is attached to suspended particles in a highly dispersed micro bubble form to cause the density of the air to be lower than that of the water, and the air floats on the water surface by utilizing the buoyancy principle, thereby realizing solid-liquid separation. At present, the method is applied to the aspects of water supply, industrial wastewater and municipal sewage treatment.

At present to the large granule pollutant in the sewage, often be provided with filtration, filter, but impurity after the filtration is difficult to in time collect, leads to influencing the filter effect of later stage sewage, and after solid-liquid separation, the suspended solid is wafted, and the volume of air supporting machine is great for the suspended solid is collected inconveniently, needs to explain that above-mentioned content belongs to inventor's technical cognition category, and must not constitute prior art.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems, the utility model aims to solve the problems of collecting impurities filtered in sewage and inconvenient collection of suspended matters in an air flotation machine, and provides a constant-temperature acid-resistant air flotation machine.

In order to achieve the purpose, the utility model provides a constant-temperature acid-resistant air flotation machine, which comprises: the air flotation machine comprises an air flotation machine main body, wherein a filtering structure is arranged in the air flotation machine main body, a water inlet pipe is arranged on the inner side of the air flotation machine main body, a limiting box is arranged above the air flotation machine main body, a dissolved air tank is arranged on one side of the air flotation machine main body, a second electric push rod is arranged on one side, away from the dissolved air tank, of the air flotation machine main body, an air inlet pipe is connected to one side, close to the air flotation machine main body, of the dissolved air tank, a lead screw is arranged on the inner side of the limiting box, a hydraulic push rod is arranged below the lead screw, a second motor is arranged on one side of the lead screw, the output end of the second electric push rod is provided with a mounting frame, a sealing plate is arranged on one side of the mounting frame, a third motor is arranged on the inner side of the mounting frame, a gear is arranged at the output end of the third motor, a chain is arranged on the outer side of the gear, a toothed roller is provided with a scraper, and the output end of the hydraulic push rod is provided with a push block.

In one example, the inside of air supporting machine main part is provided with the heat preservation, and the inboard of air supporting machine main part installs first motor, one side of air supporting machine main part is provided with collects the box, the output of first motor is provided with the stirring frame, and first motor passes through mount pad fixed connection with the air supporting machine main part, be provided with the second sealing door in the air supporting machine main part, the heat preservation is arranged in reducing the loss of temperature in the air supporting machine main part, makes it keep constant temperature, and first motor operation drives the stirring frame and rotates, makes the stirring frame stir sewage, with higher speed the contact of sewage and bubble, opens the second sealing door, can take out the rose box from the air supporting machine main part, collects the box and is used for collecting the suspended solid.

In one example, the filtering structure comprises a limiting frame, a filtering box, a water inlet tank, filtering plates, a first sealing door, a lock catch, a first electric push rod and a baffle plate, the limiting frame is arranged at the bottom end of the water inlet pipe, the filtering box is arranged below the limiting frame, the water inlet tank is arranged at the top end of the filtering box, the filtering plates are arranged inside the filtering box, the first sealing door is arranged at one end of the filtering box, the first electric push rod is arranged on the inner side of the limiting frame, the baffle plate is arranged at the output end of the first electric push rod, the lock catch is arranged at the top end of the first sealing door, sewage enters the filtering box through the water inlet pipe and the water inlet tank, after the sewage enters the filtering box and is filtered by the three filtering plates, large-particle impurities with different sizes are intercepted inside the filtering box, and the filtered sewage enters the main body of the air floatation machine and has more impurities in the filtering box, when needing to be changed, then control the operation of the inboard first electric putter of spacing, make it drive the baffle and move down, make the baffle seal up spacing, thereby shelter from the filtration pore of crossing the rose box outside, then the second sealing door of air supporting main part one end this moment, and through the first sealing door of bracelet pulling, then drive the rose box through first sealing door and take out from spacing, get into and take out from the air supporting machine main part, then open the hasp on the first sealing door, make first sealing door and rose box separation, then can take out the impurity in the rose box.

In one example, the number of the filter plates is three, the first sealing door is fixedly connected with the filter box through a lock catch, the water inlet pipe penetrates through the position below the limiting frame, the filter plates with three different filter pore diameters are used for intercepting impurities with different sizes in sewage, the lock catch on the first sealing door is opened, the first sealing door is separated from the filter box, then the impurities in the filter box can be taken out, and the water inlet pipe is used for conveying the sewage into the filter box.

In one example, the air inlet pipe penetrates into the air flotation machine main body, the second motor, the limiting box and the air flotation machine main body are fixedly connected through the supporting seat, the second electric push rod is fixedly connected with the supporting seat through the bolt, the third motor is fixedly connected with the mounting frame through the bracket, the operation of the dissolved air tank is controlled, bubbles enter into the air flotation machine main body through the air inlet pipe to be mixed with sewage, the first motor operates to drive the stirring frame to rotate, the stirring frame is used for stirring the sewage, the contact between the sewage and the bubbles is accelerated, so that the solid-liquid separation is realized after the sewage is treated, the operation of the second motor is controlled, the second motor is supported by the limiting box through the lead screw and the nut block to drive the hydraulic push rod and the push block to move, the hydraulic push rod is controlled to operate to drive the push block to move downwards to be attached to the sewage water surface, so that the push block moves, promote the collection to the floated suspended solid of surface of water, second electric putter fixes on the supporting seat, the operation of the second electric putter of being convenient for drives mounting bracket and closing plate and moves to the outside, and stretch out to the outside of air supporting machine main part, fluted roller and scraper blade remove to the outside of air supporting machine main part this moment, the operation of third motor, drive gear revolve, during gear revolve, drive the fluted roller simultaneously through the chain and rotate under the support of adjustable shelf, then drive the scraper blade when the fluted roller rotates and rotate, thereby make the scraper blade promote accumulational suspended solid on the ejector pad when rotating.

In an example, the fluted roller is connected with the sealing plate through the adjustable shelf rotation, and the outer wall of sealing plate is provided with the sealing washer, the inboard of air supporting machine main part is provided with the blown down tank, and the sealing plate is connected with the blown down tank block, the ejector pad is rubber with the material of scraper blade, and hydraulic push rod passes through nut piece swing joint with spacing box, and the operation of third motor drives gear revolve, and during gear revolve, drive the fluted roller through the chain simultaneously and rotate under the support of adjustable shelf, then drive the scraper blade rotation when the fluted roller rotates, the ejector pad and the scraper blade of rubber material are convenient for reduce the wearing and tearing that the contact caused, behind sealing plate and the blown down tank block, are used for sealing up the blown down tank.

The constant-temperature acid-resistant air flotation machine provided by the utility model has the following beneficial effects:

1. according to the utility model, the first electric push rod, the baffle, the limiting frame, the filter box and the first sealing door are arranged, the first electric push rod operates to drive the baffle to move downwards, the baffle seals the limiting frame, so that the filtering hole at the outermost side of the filter box is shielded, the second sealing door at one end of the air floatation machine main body is opened at the moment, the first sealing door is pulled through the bracelet, the filter box is driven to be drawn out of the limiting frame through the first sealing door, and then drawn out of the air floatation machine main body, and then the lock catch on the first sealing door is opened, so that the first sealing door is separated from the filter box, the impurities in the filter box can be taken out, and the problem of collecting the filtered impurities in the sewage is effectively solved;

2. the utility model is provided with a push block, a scraper, a collection box, a third motor and a gear roller, wherein the hydraulic push rod drives the push block to be attached to the surface of sewage, the second motor drives the hydraulic push rod and the push block to move under the support of a limit box through a lead screw and a nut block, so that suspended matters on the surface of sewage are pushed when the push block moves, the suspended matters move to one side of the scraper, at the moment, the second electric push rod operates to drive a mounting frame and a sealing plate to move outwards and extend out of an air floatation machine main body, at the moment, the gear roller and the scraper move to the outer part of the air floatation machine main body, the push block continues to move to a discharge groove at the inner side of the air floatation machine main body, at the moment, the third motor operates to drive a gear to rotate, when the gear rotates, the gear roller is simultaneously driven to rotate under the support of a movable frame through a chain, and the scraper is driven to rotate when the gear roller rotates, thereby make the scraper blade promote accumulational suspended solid on the ejector pad when rotating, make the suspended solid enter into and collect the box, then the suspended solid is collected and is accomplished, effectively solves the problem that the suspended solid was not convenient for to collect in the air supporting machine.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the interior of the air bearing body of the present invention;

FIG. 3 is a schematic view of a first sealing door of the present invention;

FIG. 4 is a schematic view of a baffle of the present invention;

FIG. 5 is an enlarged view of A of FIG. 2 according to the present invention;

FIG. 6 is a schematic view of a flight of the present invention;

FIG. 7 is an enlarged view of B in FIG. 6 according to the present invention.

In the figure: 1. a main body of the air flotation machine; 2. a heat-insulating layer; 3. a water inlet pipe; 4. a filter structure; 401. a limiting frame; 402. a filter box; 403. a water inlet groove; 404. a filter plate; 405. a first sealing door; 406. locking; 407. a first electric push rod; 408. a baffle plate; 5. a dissolved air tank; 6. an air inlet pipe; 7. a first motor; 8. a stirring frame; 9. a second motor; 10. a screw rod; 11. a limiting box; 12. a second electric push rod; 13. a mounting frame; 14. a sealing plate; 15. a third motor; 16. a gear; 17. a chain; 18. a toothed roller; 19. a squeegee; 20. a hydraulic push rod; 21. a push block; 22. and (4) collecting the box.

Detailed Description

In order to more clearly explain the overall concept of the utility model, the following detailed description is given by way of example in conjunction with the accompanying drawings.

In the description of the present invention, it is to be understood that the terms "central," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "axial," "radial," "circumferential," and the like are used in the indicated orientations and positional relationships based on the drawings for ease of description and simplicity of description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. In the description of the present specification, reference to the description of the terms "one aspect," "some aspects," "an example," "a specific example," or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the aspect or example is included in at least one aspect or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same solution or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more aspects or examples.

As shown in fig. 1 to 7, an embodiment of the present invention provides a constant temperature acid-proof air flotation machine, including: the air flotation machine comprises an air flotation machine main body 1, a filtering structure 4 is arranged inside the air flotation machine main body 1, a water inlet pipe 3 is arranged on the inner side of the air flotation machine main body 1, a limiting box 11 is arranged above the air flotation machine main body 1, a dissolved air tank 5 is arranged on one side of the air flotation machine main body 1, a second electric push rod 12 is arranged on one side, away from the dissolved air tank 5, of the air flotation machine main body 1, an air inlet pipe 6 is connected to one side, close to the air flotation machine main body 1, of the dissolved air tank 5, a lead screw 10 is arranged on the inner side of the limiting box 11, a hydraulic push rod 20 is arranged below the lead screw 10, a second motor 9 is arranged on one side of the lead screw 10, an output end of the second electric push rod 12 is provided with a mounting frame 13, a sealing plate 14 is arranged on one side of the mounting frame 13, a third motor 15 is arranged on the inner side of the mounting frame 13, an output end of the third motor 15 is provided with a gear 16, a chain 17 is arranged on the outer side of the gear 16, and a toothed roller 18 is arranged on one side of the gear 16, the outer wall of the gear roller 18 is provided with a scraper 19, and the output end of the hydraulic push rod 20 is provided with a push block 21.

Specifically, the inside of air supporting machine main part 1 is provided with heat preservation 2, and first motor 7 is installed to the inboard of air supporting machine main part 1, one side of air supporting machine main part 1 is provided with collection box 22, the output of first motor 7 is provided with stirring frame 8, and first motor 7 passes through mount pad fixed connection with air supporting machine main part 1, be provided with the second sealing door on the air supporting machine main part 1, heat preservation 2 is arranged in reducing the loss of temperature in the air supporting machine main part 1, make it keep constant temperature, first motor 7 moves, drive stirring frame 8 and rotate, make stirring frame 8 stir sewage, accelerate the contact of sewage and bubble, open the second sealing door, can take out rose box 402 from air supporting machine main part 1, collection box 22 is used for collecting the suspended solid.

Specifically, the filtering structure 4 includes a limiting frame 401, a filtering box 402, a water inlet tank 403, a filtering plate 404, a first sealing door 405, a latch 406, a first electric push rod 407 and a baffle 408, the limiting frame 401 is disposed at the bottom end of the water inlet pipe 3, the filtering box 402 is disposed below the limiting frame 401, the water inlet tank 403 is disposed at the top end of the filtering box 402, the filtering plate 404 is disposed inside the filtering box 402, the first sealing door 405 is disposed at one end of the filtering box 402, the first electric push rod 407 is mounted at the inner side of the limiting frame 401, the baffle 408 is disposed at the output end of the first electric push rod 407, the latch 406 is disposed at the top end of the first sealing door 405, the sewage enters the filtering box 402 through the water inlet pipe 3 and the water inlet tank 402, after the sewage enters and is filtered by the three filtering plates 404, large-particle impurities with different sizes are intercepted inside the filtering box 402, and the filtered sewage enters the air flotation machine main body 1, more impurity in rose box 402, when needing to be changed, then the operation of the inboard first electric putter 407 of control spacing frame 401, make it drive baffle 408 move down, make baffle 408 seal spacing frame 401, thereby shelter from the filtration pore of rose box 402 outside, then the second sealing door of air supporting machine main part 1 one end this moment, and through the first sealing door 405 of bracelet pulling, then drive rose box 402 through first sealing door 405 and take out from spacing frame 401, get into and take out from air supporting machine main part 1, then open hasp 406 on the first sealing door 405, make first sealing door 405 and rose box 402 separate, then can take out the impurity in the rose box 402.

Specifically, the quantity of filter 404 is three, and first sealing door 405 passes through hasp 406 fixed connection with rose box 402, and inlet tube 3 runs through to the below of spacing 401, and the filter 404 of three different filter aperture is arranged in intercepting the impurity of different sizes in the sewage, opens hasp 406 on the first sealing door 405, makes first sealing door 405 and rose box 402 separate, then can take out the impurity in the rose box 402, and inlet tube 3 is arranged in carrying the sewage in the rose box 402.

Specifically, the air inlet pipe 6 penetrates into the air flotation machine main body 1, the second motor 9, the limiting box 11 and the air flotation machine main body 1 are fixedly connected through a supporting seat, the second electric push rod 12 and the supporting seat are fixedly connected through a bolt, the third motor 15 and the mounting frame 13 are fixedly connected through a support, the operation of the dissolved air tank 5 is controlled, bubbles enter into the air flotation machine main body 1 through the air inlet pipe 6 to be mixed with sewage, the first motor 7 operates to drive the stirring frame 8 to rotate, the stirring frame 8 is enabled to stir the sewage, the contact between the sewage and the bubbles is accelerated, the solid-liquid separation after the sewage is treated is realized, the operation of the second motor 9 is controlled to drive the hydraulic push rod 20 and the push block 21 to move under the support of the limiting box 11 through the lead screw 10 and the nut block, the hydraulic push rod 20 is controlled to operate to drive the push block 21 to move downwards, and the push block 21 moves downwards to be attached to the sewage surface, thereby make ejector pad 21 when removing, promote the collection to the floated suspended solid of surface of water, second electric putter 12 is fixed on the supporting seat, be convenient for second electric putter 12 operation drives mounting bracket 13 and closing plate 14 and moves to the outside, and stretch out to the outside of air supporting machine main part 1, fluted roller 18 and scraper blade 19 remove to the outside of air supporting machine main part 1 this moment, third motor 15 operation, drive gear 16 and rotate, during gear 16 rotates, drive fluted roller 18 simultaneously through chain 17 and rotate under the support of adjustable shelf, then drive scraper blade 19 when fluted roller 18 rotates and rotate, thereby make scraper blade 19 promote accumulational suspended solid on the ejector pad 21 when rotating.

Specifically, the fluted roller 18 is connected with the sealing plate 14 through the adjustable shelf rotation, and the outer wall of sealing plate 14 is provided with the sealing washer, the inboard of air supporting machine main part 1 is provided with the blown down tank, and sealing plate 14 is connected with the blown down tank block, the material of ejector pad 21 and scraper blade 19 is rubber, and hydraulic push rod 20 passes through nut piece swing joint with spacing box 11, third motor 15 moves, it rotates to drive gear 16, when gear 16 rotates, drive fluted roller 18 through chain 17 simultaneously and rotate under the support of adjustable shelf, then drive scraper blade 19 when fluted roller 18 rotates and rotate, the ejector pad 21 and the scraper blade 19 of rubber material are convenient for reduce the wearing and tearing that the contact caused, behind sealing plate 14 and the blown down tank block, be used for sealing the blown down tank, the sealing washer increases the leakproofness of sealing plate 14 and blown down tank.

The working principle is as follows: when the utility model is used, according to the illustration in fig. 1-5, sewage enters the filter box 402 through the water inlet pipe 3 and the water inlet tank 403, after the sewage enters and is filtered by the three filter plates 404, large particle impurities with different sizes are intercepted inside the filter box 402, and the filtered sewage enters the inside of the air flotation machine main body 1, when the impurities are more in the filter box 402 and needs to be replaced, the first electric push rod 407 inside the limiting frame 401 is controlled to operate to drive the baffle 408 to move downwards, the baffle 408 seals the limiting frame 401, so as to shield the filter holes at the outermost side of the filter box 402, at this time, the second sealing door at one end of the air flotation machine main body 1 is opened, the first sealing door 405 is pulled by the hand ring, the filter box 402 is driven to be drawn out of the limiting frame 401 through the first sealing door 405, and then is drawn out of the air flotation machine main body 1, and then the lock catch 406 on the first sealing door 405 is opened, the first sealing door 405 is separated from the filter tank 402, and the foreign substances in the filter tank 402 can be taken out.

According to the figures 2 and 6-7, after the sewage completely enters the air flotation machine main body 1, the operation of the dissolved air tank 5 is controlled, so that the bubbles enter the inside of the air flotation machine main body 1 through the air inlet pipe 6 to be mixed with the sewage, the first motor 7 operates to drive the stirring frame 8 to rotate, the stirring frame 8 is driven to stir the sewage, the contact between the sewage and the bubbles is accelerated, so that the solid-liquid separation after the sewage is treated is realized, at the moment, the operation of the hydraulic push rod 20 is controlled to drive the push block 21 to move downwards to be attached to the water surface of the sewage, the second motor 9 drives the hydraulic push rod 20 and the push block 21 to move under the support of the limit box 11 through the screw rod 10 and the nut block, so that the push block 21 pushes the suspended matters on the surface of the sewage when moving, the suspended matters are moved to be contacted with the inner wall of one side of the air flotation machine main body 1, at the moment, the hydraulic push rod 20 drives the push block 21 to be attached to the inner wall of the air flotation machine main body 1 and move upwards to one side of the scraper 19, and second electric putter 12 moves and drives mounting bracket 13 and closing plate 14 and move to the outside, and stretch out to the outside of air supporting machine main part 1, fluted roller 18 and scraper blade 19 move to the outside of air supporting machine main part 1 this moment, and ejector pad 21 continues to move to in the inboard blown down tank of air supporting machine main part 1, then third motor 15 moves, drive gear 16 rotates, when gear 16 rotates, drive fluted roller 18 simultaneously through chain 17 and rotate under the support of adjustable shelf, then drive scraper blade 19 when fluted roller 18 rotates, thereby make scraper blade 19 promote the accumulational suspended solid on ejector pad 21 when rotating, make the suspended solid get into and collect in the box 22, then the suspended solid is collected and is accomplished.

The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments. In particular, for the system embodiment, since it is substantially similar to the method embodiment, the description is simple, and for the relevant points, reference may be made to the partial description of the method embodiment.

The above description is only an example of the present invention, and is not intended to limit the present invention. Various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims (6)

1. The utility model provides a resistant acid air supporting machine of constant temperature which characterized in that includes: the air flotation machine comprises an air flotation machine main body, wherein a filtering structure is arranged in the air flotation machine main body, a water inlet pipe is arranged on the inner side of the air flotation machine main body, a limiting box is arranged above the air flotation machine main body, a dissolved air tank is arranged on one side of the air flotation machine main body, a second electric push rod is arranged on one side, away from the dissolved air tank, of the air flotation machine main body, an air inlet pipe is connected to one side, close to the air flotation machine main body, of the dissolved air tank, a lead screw is arranged on the inner side of the limiting box, a hydraulic push rod is arranged below the lead screw, a second motor is arranged on one side of the lead screw, the output end of the second electric push rod is provided with a mounting frame, a sealing plate is arranged on one side of the mounting frame, a third motor is arranged on the inner side of the mounting frame, a gear is arranged at the output end of the third motor, a chain is arranged on the outer side of the gear, a toothed roller is provided with a scraper, and the output end of the hydraulic push rod is provided with a push block.

2. The constant-temperature acid-resistant air flotation machine according to claim 1, wherein a heat insulation layer is arranged inside the air flotation machine main body, a first motor is installed inside the air flotation machine main body, a collection box is arranged on one side of the air flotation machine main body, a stirring frame is arranged at an output end of the first motor, the first motor is fixedly connected with the air flotation machine main body through a mounting seat, and a second sealing door is arranged on the air flotation machine main body.

3. The constant-temperature acid-resistant air flotation machine according to claim 1, wherein the filtering structure comprises a limiting frame, a filtering tank, a water inlet tank, a filtering plate, a first sealing door, a lock catch, a first electric push rod and a baffle plate, the limiting frame is arranged at the bottom end of the water inlet pipe, the filtering tank is arranged below the limiting frame, the water inlet tank is arranged at the top end of the filtering tank, the filtering plate is arranged inside the filtering tank, the first sealing door is arranged at one end of the filtering tank, the first electric push rod is arranged on the inner side of the limiting frame, the baffle plate is arranged at the output end of the first electric push rod, and the lock catch is arranged at the top end of the first sealing door.

4. The constant-temperature acid-resistant air flotation machine according to claim 3, wherein the number of the filter plates is three, the first sealing door is fixedly connected with the filter box through a lock catch, and the water inlet pipe penetrates below the limiting frame.

5. The constant-temperature acid-resistant air flotation machine according to claim 1, wherein the air inlet pipe penetrates into the air flotation machine body, the second motor, the limiting box and the air flotation machine body are fixedly connected through a supporting seat, the second electric push rod and the supporting seat are fixedly connected through a bolt, and the third motor and the mounting frame are fixedly connected through a support.

6. The constant-temperature acid-resistant air flotation machine according to claim 1, wherein the toothed roller is rotatably connected with the sealing plate through a movable frame, a sealing ring is arranged on the outer wall of the sealing plate, a discharge groove is formed in the inner side of the air flotation machine body, the sealing plate is connected with the discharge groove in a clamping manner, the push block and the scraper are made of rubber, and the hydraulic push rod is movably connected with the limiting box through a nut block.

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