CN218423409U

CN218423409U - Horizontal screw centrifuge for Bayer solution vanadium removal process

Info

Publication number: CN218423409U
Application number: CN202222445817.2U
Authority: CN
Inventors: 罗春
Original assignee: Hunan Nuolan Dier Environmental Protection Technology Co ltd
Current assignee: Hunan Nuolan Dier Environmental Protection Technology Co ltd
Priority date: 2022-09-15
Filing date: 2022-09-15
Publication date: 2023-02-03
Anticipated expiration: 2032-09-15

Abstract

The utility model discloses a bayer's solution removes vanadium technology with spiral shell centrifuge crouches belongs to spiral shell centrifuge technical field that crouches, which comprises a frame, the bottom of frame is provided with liquid phase row mouth, the bottom of frame is provided with solid phase row mouth, the defeated feed cylinder of bottom fixedly connected with of solid phase row mouth, the tip fixed mounting of defeated feed cylinder has servo motor, servo motor's output shaft extends to the defeated feed cylinder's inner chamber and the defeated material pole of fixedly connected with spiral, the bottom surface of defeated feed cylinder is provided with the filtration pore that admits air. The utility model discloses in, through the cooperation of defeated feed cylinder, servo motor, spiral material conveying pole, heating cabinet, the filtration pore that admits air, electrothermal tube, the fan of blowing, exhaust filtration pore, the cover of breathing in, breathing pipe, imbibition sponge and aspiration pump use, utilize steam to separate the solid state material that gets off and dry once more, remaining moisture among the solid state material separates out, has improved this bayer's solution and has removed the quality of operation of spiral shell centrifuge for vanadium technology.

Description

Horizontal screw centrifuge for Bayer solution vanadium removal process

Technical Field

The utility model relates to a horizontal screw centrifuge technical field, more specifically say, relate to a bayer's solution removes horizontal screw centrifuge for vanadium technology.

Background

In the Bayer solution vanadium removal process, the evaporated and concentrated seed precipitation mother liquor is subjected to primary heat exchange, secondary heat exchange and tertiary heat exchange, and meanwhile, the solution is placed into a settling tank for settling and then subjected to solid-liquid separation, and the separation is performed by a horizontal screw centrifuge commonly used at present.

Through the retrieval, utility model patent that the publication number is CN206746833U discloses a decanter centrifuge that crouches, including the decanter centrifuge main part that crouches, the inner chamber right side of decanter centrifuge main part is provided with differential mechanism, the top right side of decanter centrifuge main part is provided with auxiliary motor, auxiliary motor's right side is provided with the shaft joint, and the bottom of shaft joint stretches into the inner chamber of decanter centrifuge main part, the one end that the shaft joint stretches into decanter centrifuge main part inner chamber is connected with differential mechanism, the inner chamber of differential mechanism is pegged graft and is had the drive shaft, and the right-hand member of drive shaft stretches out the right side wall of decanter centrifuge main part, this patent simple structure, and convenient to use, this patent adopts the mode that two kinds of regulation differential modes combine to adjust the differential, has replaced the mode that single mode adjusted the differential in the past for speed governing stability is lower. In the above patent scheme: a certain amount of water remains in solid substances obtained after the solution is separated, and the solid substances are not subjected to solid-liquid separation again, so that the working quality of the solid-liquid separation is influenced.

SUMMERY OF THE UTILITY MODEL

To the problem that exists among the prior art, the utility model aims to provide a bayer's solution removes horizontal decanter centrifuge for vanadium technology.

In order to solve the above problem, the utility model adopts the following technical scheme:

the utility model provides a bayer's solution removes vanadium technology with horizontal spiral centrifuge, includes the frame, the bottom of frame is provided with the liquid phase and arranges the mouth, the bottom of frame is provided with the solid phase row mouth, the bottom fixedly connected with feed cylinder of solid phase row mouth, the tip fixed mounting of feed cylinder has servo motor, servo motor's output shaft extends to the inner chamber and the fixedly connected with spiral conveying pole of feed cylinder, the bottom surface of feed cylinder is provided with the filter hole that admits air, the top surface of feed cylinder is provided with the exhaust filter hole, the bottom fixedly connected with heating cabinet of feed cylinder, the bottom fixed mounting of heating cabinet has the blowing fan, the inner chamber of heating cabinet is provided with the electrothermal tube, the outside that the top of feed cylinder just is located the exhaust filter hole is provided with the suction hood, the side fixedly connected with imbibition case of suction hood, the top of suction case is provided with the aspiration pump, the output of aspiration pump extends to the inner chamber of imbibition case, the input fixedly connected with the breathing pipe, the one end of breathing pipe is connected with the aspiration hood, the gas vent has been seted up to the side of imbibition case, the both sides of imbibition case fixedly mounted have electric push rod respectively, two the end of electric push rod extends to between the sponge stripper plate, and be connected with the sponge stripper plate.

As a preferred scheme of the utility model, the top of frame is provided with two support frames, two the inboard of support frame is rotated and is connected with the rotary drum, the inner chamber of rotary drum rotates and is connected with the auger delivery main shaft, the outside of auger delivery main shaft is provided with the spiral leaf, a plurality of liquid holes have been seted up on the spiral leaf, the inner chamber in liquid hole is provided with the filtrating net.

As an optimized proposal of the utility model, the bottom of the inner cavity of the liquid suction box is provided with a liquid receiving box, and the side of the liquid suction box is hinged with a sealing door.

As an optimized scheme of the utility model, be provided with first actuating mechanism in the frame, be provided with second actuating mechanism in the frame.

As a preferred scheme of the utility model, the top of frame just is located the outside of rotary drum and is provided with the aircraft bonnet.

As an optimized proposal of the utility model, the inner wall of the material conveying cylinder is attached to the outer side surface of the spiral material conveying rod.

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

(1) The utility model discloses in, through the cooperation of conveying cylinder, servo motor, spiral material conveying pole, heating cabinet, the filtration pore that admits air, electrothermal tube, the fan of blowing, exhaust filtration pore, the cover of breathing in, breathing pipe, imbibition sponge and aspiration pump use, utilize steam to dry once more the solid state material that gets off separating out remaining moisture among the solid state material, improve spiral shell centrifuge's for sleeping in operating mass.

(2) The utility model discloses in, through electric putter, the cooperation of stripper plate and imbibition sponge is used, after the imbibition sponge adsorbs a period to steam, utilize electric putter to drive two stripper plates and extrude the imbibition sponge, make the water in the imbibition sponge spill over, collect the water that spills over through receiving the liquid box, thereby obtain the liquid material in the solid-state separation thing, in addition through setting up the filtrate net on the spiral leaf, make rotary drum and spiral leaf rotate when carrying out solid-liquid separation liquid can be close to the overflow mouth sooner, centrifuge's work efficiency has been improved.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic cross-sectional view of the present invention;

FIG. 3 is a schematic structural view of a solid phase discharge port of the present invention;

FIG. 4 is a schematic sectional view of a feed delivery cylinder of the present invention;

FIG. 5 is a schematic view of the interior of the liquid suction box of the present invention;

fig. 6 is a schematic structural view of the spiral blade of the present invention.

The reference numbers in the figures illustrate:

1. a frame; 2. a support frame; 3. a screw conveyor main shaft; 4. a drum; 5. a hood; 6. helical leaves; 7. a liquid permeable aperture; 8. a filtrate net; 9. a liquid phase discharge port; 10. a solid phase discharge port; 11. a first drive mechanism; 12. a second drive mechanism; 13. a delivery cylinder; 14. a servo motor; 15. a screw feed rod; 16. a heating box; 17. an air inlet filter hole; 18. an electric heating tube; 19. an air blowing fan; 20. an exhaust filter hole; 21. an air intake cover; 22. an air suction pipe; 23. a liquid suction box; 24. a sealing door; 25. a liquid receiving box; 26. an electric push rod; 27. a pressing plate; 28. an exhaust port; 29. imbibition sponge; 30. an air pump.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like, are to be interpreted broadly, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

referring to fig. 1-5, a horizontal decanter centrifuge for a bayer solution vanadium removal process includes a frame 1, a liquid phase discharge port 9 is formed in the bottom of the frame 1, a solid phase discharge port 10 is formed in the bottom of the frame 1, a feed cylinder 13 is fixedly connected to the bottom of the solid phase discharge port 10, a servo motor 14 is fixedly mounted at an end of the feed cylinder 13, an output shaft of the servo motor 14 extends to an inner cavity of the feed cylinder 13 and is fixedly connected to a spiral feed rod 15, an air inlet filter hole 17 is formed in the bottom surface of the feed cylinder 13, an air outlet filter hole 20 is formed in the top surface of the feed cylinder 13, a heating box 16 is fixedly connected to the bottom of the feed cylinder 13, an air blowing fan 19 is fixedly mounted at the bottom of the heating box 16, an input end of the air blowing fan 19 extends to an inner cavity of the heating box 16, an electric heating tube 18 is disposed in the inner cavity of the heating box 16, an air suction cover 21 is disposed at the top of the feed cylinder 13 and outside the air outlet filter hole 20, a liquid suction cover 23 is fixedly connected to a side surface of the air suction box 23, a liquid suction box 23 is fixedly connected to a suction box 23, an extrusion plate 27 is disposed at an end of the inner cavity of the suction box 23, two extrusion plates 26 are connected to two ends of the extrusion plates 26, and are connected to the extrusion plates 26, and are respectively disposed at two ends of the extrusion plates of the extrusion box 23.

In this embodiment, the air inlet filter holes 17 and the air outlet filter holes 20 prevent solid matter in the inner cavity of the feed delivery cylinder 13 from entering the heating box 16 and the inner cavity of the air suction cover 21, and ensure that air can enter the inner cavity of the feed delivery cylinder 13 and be discharged from the inner cavity of the feed delivery cylinder 13.

Specifically, referring to fig. 2 and 6, two support frames 2 are arranged at the top of the frame 1, the inner sides of the two support frames 2 are rotatably connected with a rotary drum 4, the inner cavity of the rotary drum 4 is rotatably connected with a spiral conveyor main shaft 3, a spiral blade 6 is arranged on the outer side of the spiral conveyor main shaft 3, a plurality of liquid permeable holes 7 are formed in the spiral blade 6, and a filtrate net 8 is arranged in the inner cavity of the liquid permeable holes 7.

In this embodiment, the rotary drum 4 is provided with an overflow port and a slag discharge port, and the circulation of liquid in the inner cavity of the rotary drum 4 is accelerated through the filtrate net 8 on the spiral blade 6, so that the liquid moves towards the direction close to the overflow port.

Specifically, referring to fig. 3 and 5, a liquid receiving box 25 is disposed at the bottom of the inner cavity of the liquid suction box 23, and a sealing door 24 is hinged to the side surface of the liquid suction box 23.

In this embodiment, the liquid overflowing from the liquid absorbing sponge 29 due to squeezing is collected by the liquid absorbing box 25, and the liquid absorbing box 25 is taken out by opening the sealing door 24 to process the liquid collected in the inner cavity of the liquid absorbing box.

Specifically, referring to fig. 2, a first driving mechanism 11 is disposed on the frame 1, and a second driving mechanism 12 is disposed on the frame 1.

In this embodiment, the drum 4 is rotated by the first driving mechanism 11, and the screw conveyor main shaft 3 and the screw blade 6 are rotated by the second driving mechanism 12.

Specifically, referring to fig. 2, a hood 5 is disposed at the top of the frame 1 and outside the drum 4.

Specifically, referring to fig. 3, the inner wall of the feeding cylinder 13 is attached to the outer side surface of the spiral feeding rod 15.

In this embodiment, it is ensured that the rotating screw feeding rod 15 can drive the solid state quantity in the inner cavity of the feeding cylinder 13 to move forward.

The working principle is as follows: when the device is used, firstly, the rotary drum 4, the spiral conveyor main shaft 3 and the spiral blades 6 are driven to rotate by the first driving mechanism 11 and the second driving mechanism 12, then a solution to be separated is guided into an inner cavity of the rotary drum 4 from one end of the spiral conveyor main shaft 3, the separation is carried out by the rotation between the rotary drum 4 and the spiral blades 6, meanwhile, the flowing speed of the liquid in the inner cavity of the rotary drum 4 is accelerated by the liquid filtering net 8 on the spiral blades 6, after the filtered solid substance enters the inner cavity of the solid phase discharge port 10, the solid substance further enters the inner cavity of the material conveying cylinder 13, the servo motor 14 is started to drive the spiral material conveying rod 15 to rotate to drive the liquid substance in the inner cavity of the material conveying cylinder 13 to move, meanwhile, the electric heating pipe 18 is started to generate heat, the air blowing fan 19 is started to guide air into the inner cavity of the heating box 16, utilize electric heat pipe 18 to gas heating, the inner chamber that gaseous entering feed delivery cylinder 13 after the heating contacts with solid material, utilize steam to dry the solid material that separates, start aspiration pump 30 simultaneously and make the cover 21 that breathes in produce suction, make the steam of feed delivery cylinder 13 inner chamber from exhaust filtration pore 20, the cover 21 breathes in, the inner chamber that breathing pipe 22 got into imbibition case 23, adsorb steam through imbibition sponge 29, gas after the absorption is discharged from gas vent 28, after imbibition sponge 29 adsorbs a period to steam, start electric putter 26 and drive two stripper plates 27 and extrude imbibition sponge 29, make the water in the imbibition sponge 29 spill over, and collect through absorbing liquid box 25, can.

The above description is only the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can substitute or change the technical solution and the improvement concept of the present invention within the technical scope disclosed in the present invention.

Claims

1. The utility model provides a bayer's solution removes vanadium technology with horizontal spiral shell centrifuge, includes frame (1), its characterized in that: the bottom of the rack (1) is provided with a liquid phase discharge port (9), the bottom of the rack (1) is provided with a solid phase discharge port (10), the bottom of the solid phase discharge port (10) is fixedly connected with a material conveying cylinder (13), the end part of the material conveying cylinder (13) is fixedly provided with a servo motor (14), an output shaft of the servo motor (14) extends to an inner cavity of the material conveying cylinder (13) and is fixedly connected with a spiral material conveying rod (15), the bottom surface of the material conveying cylinder (13) is provided with an air inlet filter hole (17), the top surface of the material conveying cylinder (13) is provided with an air outlet filter hole (20), the bottom of the material conveying cylinder (13) is fixedly connected with a heating box (16), the bottom of the heating box (16) is fixedly provided with an air blowing fan (19), the inner cavity of the heating box (16) is provided with an electric heating tube (18), the top of the material conveying cylinder (13) is provided with an air suction cover (21) outside the air outlet filter hole (20), the side surface of the air suction cover (21) is fixedly connected with a liquid suction box (23), the top of the air suction box (23) is provided with an air suction pump (30), and one end of the air suction pipe (22) is connected with an air suction cover (22), gas vent (28) have been seted up to the side of imbibition case (23), there are electric putter (26), two in the both sides of imbibition case (23) fixed mounting respectively the tip of electric putter (26) extends to the inner chamber and the fixedly connected with stripper plate (27) of imbibition case (23), two be provided with imbibition sponge (29) between stripper plate (27).

2. The horizontal decanter centrifuge of claim 1 for a bayer process for removing vanadium from a solution, wherein: the top of frame (1) is provided with two support frames (2), two the inboard of support frame (2) is rotated and is connected with rotary drum (4), the inner chamber of rotary drum (4) is rotated and is connected with auger delivery main shaft (3), the outside of auger delivery main shaft (3) is provided with spiral leaf (6), a plurality of liquid holes (7) have been seted up on spiral leaf (6), the inner chamber of liquid hole (7) is provided with filtrate net (8).

3. The horizontal decanter centrifuge of claim 1 for a bayer process for removing vanadium from a solution, wherein: the bottom of the inner cavity of the liquid suction box (23) is provided with a liquid collecting box (25), and the side surface of the liquid suction box (23) is hinged with a sealing door (24).

4. The horizontal decanter centrifuge of claim 1 for a bayer process for removing vanadium from a solution, wherein: the automatic feeding device is characterized in that a first driving mechanism (11) is arranged on the rack (1), and a second driving mechanism (12) is arranged on the rack (1).

5. The horizontal decanter centrifuge of claim 1 for a bayer process for removing vanadium from a solution, wherein: and a hood (5) is arranged at the top of the frame (1) and positioned outside the rotary drum (4).

6. The horizontal decanter centrifuge of claim 1 for a bayer process for removing vanadium from a solution, wherein: the inner wall of the material conveying cylinder (13) is attached to the outer side face of the spiral material conveying rod (15).