CN218423408U - Horizontal screw centrifuge for causticization process - Google Patents
Horizontal screw centrifuge for causticization process Download PDFInfo
- Publication number
- CN218423408U CN218423408U CN202222445808.3U CN202222445808U CN218423408U CN 218423408 U CN218423408 U CN 218423408U CN 202222445808 U CN202222445808 U CN 202222445808U CN 218423408 U CN218423408 U CN 218423408U
- Authority
- CN
- China
- Prior art keywords
- frame
- rotary drum
- conveying rod
- spiral conveying
- inner cavity
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000000034 method Methods 0.000 title claims description 11
- 230000008569 process Effects 0.000 title claims description 11
- 238000009993 causticizing Methods 0.000 claims abstract description 17
- 230000007246 mechanism Effects 0.000 claims abstract description 15
- 238000007790 scraping Methods 0.000 claims abstract description 9
- 239000002893 slag Substances 0.000 claims description 12
- 230000001360 synchronised effect Effects 0.000 claims description 10
- 230000005540 biological transmission Effects 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 9
- 239000007791 liquid phase Substances 0.000 claims description 8
- 238000007599 discharging Methods 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 6
- 239000007790 solid phase Substances 0.000 claims description 6
- 239000007788 liquid Substances 0.000 abstract description 17
- 239000007787 solid Substances 0.000 abstract description 8
- 238000000926 separation method Methods 0.000 abstract description 6
- 238000005516 engineering process Methods 0.000 abstract description 5
- 239000000243 solution Substances 0.000 description 5
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000002002 slurry Substances 0.000 description 3
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
- ANBBXQWFNXMHLD-UHFFFAOYSA-N aluminum;sodium;oxygen(2-) Chemical compound [O-2].[O-2].[Na+].[Al+3] ANBBXQWFNXMHLD-UHFFFAOYSA-N 0.000 description 2
- 239000012065 filter cake Substances 0.000 description 2
- 239000000706 filtrate Substances 0.000 description 2
- 229910001388 sodium aluminate Inorganic materials 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 239000011550 stock solution Substances 0.000 description 2
- 238000004131 Bayer process Methods 0.000 description 1
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 239000008267 milk Substances 0.000 description 1
- 210000004080 milk Anatomy 0.000 description 1
- 235000013336 milk Nutrition 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Images
Landscapes
- Centrifugal Separators (AREA)
Abstract
The utility model discloses a spiral shell centrifuge crouches for causticization technology belongs to spiral shell centrifuge technical field crouches, which comprises a frame, the top of frame is provided with two and rotates the base, the top of frame is provided with the aircraft bonnet, two the inner chamber that rotates the base just is located the aircraft bonnet rotates and is connected with the rotary drum, the inner chamber of rotary drum rotates and is connected with spiral conveying pole, the one end of spiral conveying pole extends to the outside that rotates the base, be provided with a drive rotary drum pivoted actuating mechanism in the frame. The utility model discloses in, use through servo motor, carousel and the cooperation of scraping the flitch, when causticizing liquid flows from the feed chute, utilize to scrape the flitch and scrape the inner wall of feed chute, avoid treating that the solid in the separation liquid is attached to on the inner wall of feed chute because of the rotation of spiral conveying pole, guarantee to carry out complete liquid-solid separation to causticizing liquid, improved centrifuge's practicality.
Description
Technical Field
The utility model relates to a spiral shell centrifuge technical field crouches, and more specifically says, relates to a spiral shell centrifuge crouches for causticization technology.
Background
The invention discloses a causticizing process and a device for sodium carbonate in a sodium aluminate solution, wherein the sodium aluminate solution in the Bayer process alumina production process is taken as a causticizing stock solution I and added into a pre-causticizing reaction tank, then lime milk is added, stirring reaction is carried out to obtain slurry I, filtrate I and filter cake I are obtained by filtering, the former is returned to the alumina production process, the latter is mixed with the causticizing stock solution II and then added into the causticizing reaction tank, stirring reaction is carried out to obtain slurry II, the slurry II is filtered to obtain filtrate II and filter cake II, the former is returned to the alumina production process, and the latter is washed and then directly discharged to a red mud storage yard or comprehensively utilized. The invention has high causticization efficiency, does not need heating or cooling operation, and greatly reduces energy consumption. Wherein two rotary drum filters are adopted as filtering and separating equipment for filtering and separating or washing the causticized slag during the causticized slag treatment.
Utility model patent with publication number CN205887197U discloses a decanter centrifuge, include: the device comprises a rack, a hood fixed on the rack, a rotary drum arranged in the hood, a spiral conveyor and a feeding pipe; the rotary drum is provided with a solid-phase discharge port in the drying zone and a liquid-phase discharge port in the settling zone; be equipped with many spiral grooves on the inner wall of inlet pipe to and be equipped with a plurality of feed inlets on the pipe lateral wall of inlet pipe, auger delivery ware includes: the spiral blade is arranged in a settling area, and the radial aperture of the through hole on each spiral blade close to the material inlet is smaller than that on the spiral blade far away from the material inlet in every two spiral blades. Through improving the helical blade structure among the spiral shell centrifuge crouches, both increased the circulation of liquid phase, reduced the foam formation and do not influence the solid-liquid separation effect again. However, the above patents have the following disadvantages: when liquid to be filtered is guided into the rotary drum from the feeding cavity, the solid in the liquid to be filtered can be attached to the inner wall of the feeding cavity due to centrifugal force generated by rotation of the spiral conveying rod, so that the complete separation quality of the liquid can be influenced, and therefore a horizontal screw centrifuge for a causticizing process is provided.
SUMMERY OF THE UTILITY MODEL
To the problem that exists among the prior art, the utility model aims at providing a horizontal screw centrifuge is used in causticization technology.
In order to solve the problem, the utility model adopts the following technical scheme:
the utility model provides a horizontal screw centrifuge for causticization technology, includes the frame, the top of frame is provided with two and rotates the base, the top of frame is provided with the aircraft bonnet, two the inner chamber that rotates the base and be located the aircraft bonnet rotates and is connected with the rotary drum, the inner chamber of rotary drum rotates and is connected with spiral conveying pole, the one end of spiral conveying pole extends to the outside of rotating the base, be provided with the first actuating mechanism of drive rotary drum pivoted in the frame, be provided with drive spiral conveying pole pivoted second actuating mechanism in the frame, the feed chute has been seted up to the one end of spiral conveying pole, the branch material mouth has been seted up to the side of spiral conveying pole, the mounting groove has been seted up to the other end of spiral conveying pole, the installation lid is installed to the tip screw thread of mounting groove inner chamber, the inner chamber fixed mounting of mounting groove has servo motor, servo motor's output shaft extends to the inner chamber of feed chute and has fixed the cover and has connect the carousel, the terminal surface fixedly connected with scraping plate of carousel, scraping plate's side is connected with the inner wall of feed chute.
As a preferred scheme of the utility model, a actuating mechanism includes that fixed mounting includes in the frame first motor and fixed cup joint at the first synchronizing wheel of rotary drum tip, fixed cup joint has another first synchronizing wheel, two on the output shaft of first motor the transmission is connected with first synchronous belt between the first synchronizing wheel.
As a preferred scheme of the utility model, second actuating mechanism includes that fixed mounting includes the second motor in the frame and fixes the second synchronizing wheel of cup jointing in the spiral conveying pole one end outside, another second synchronizing wheel has been cup jointed, two to the output shaft of second motor the transmission is connected with the second hold-in range between the second synchronizing wheel.
As a preferred scheme of the utility model, the fixed pipe that has cup jointed in one end of feed chute inner chamber.
As an optimized proposal of the utility model, one end of the rotary drum is provided with an overflow port, and the other end of the rotary drum is provided with a slag discharge port.
As an optimized proposal of the utility model, the bottom of the frame and the lower part of the overflow port are provided with a liquid phase discharge port, the bottom of the frame and the lower part of the slag discharge port are provided with a solid phase discharge port.
Compared with the prior art, the utility model has the advantages of:
the utility model discloses in, use through servo motor, carousel and the cooperation of scraping the flitch, when causticizing liquid flows from the feed chute, utilize to scrape the flitch and scrape the inner wall of feed chute, avoid treating that the solid in the separation liquid is attached to on the inner wall of feed chute because of the rotation of spiral conveying pole, guarantee to carry out complete liquid-solid separation to causticizing liquid, improved this practicality at causticizing technology with horizontal spiral centrifuge.
Drawings
FIG. 1 is a schematic view of the present invention;
fig. 2 is a schematic cross-sectional view of the present invention;
FIG. 3 is a schematic cross-sectional view of the screw feeding rod of the present invention;
fig. 4 is a schematic structural diagram of the drum of the present invention.
The numbering in the figures illustrates:
1. a frame; 2. rotating the base; 3. a drum; 4. a screw feed rod; 5. a hood; 6. a feed pipe; 7. a first drive mechanism; 8. a second drive mechanism; 9. a slag discharge port; 10. an overflow port; 11. solid phase discharging; 12. a liquid phase discharge port; 13. A material distributing port; 14. a feed chute; 15. mounting grooves; 16. a servo motor; 17. installing a cover; 18. a turntable; 19. a scraping plate; 20. a first motor; 21. a first synchronizing wheel; 22. a first synchronization belt; 23. a second motor; 24. a second synchronizing wheel; 25. a second timing belt.
Detailed Description
The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment 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 making creative efforts based on the embodiments of the present invention belong to the protection scope 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 is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, 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 as a specific case by those skilled in the art.
Example (b):
referring to fig. 1-4, a horizontal decanter centrifuge for a causticization process includes a frame 1, two rotating bases 2 are disposed on the top of the frame 1, a casing 5 is disposed on the top of the frame 1, inner cavities of the two rotating bases 2 and located in the casing 5 are rotatably connected to a rotary drum 3, an inner cavity of the rotary drum 3 is rotatably connected to a screw conveying rod 4, one end of the screw conveying rod 4 extends to the outside of the rotating base 2, a first driving mechanism 7 for driving the rotary drum 3 to rotate is disposed on the frame 1, a second driving mechanism 8 for driving the screw conveying rod 4 to rotate is disposed on the frame 1, a feeding chute 14 is disposed at one end of the screw conveying rod 4, a material distribution port 13 is disposed at a side surface of the screw conveying rod 4, an installation groove 15 is disposed at the other end of the screw conveying rod 4, an installation cover 17 is disposed at an end screw thread of the inner cavity of the installation groove 15, a servo motor 16 is fixedly disposed in the inner cavity of the installation groove 15, an output shaft of the servo motor 16 extends to the inner cavity of the feeding chute 14 and is fixedly sleeved with a rotary table 18, a scraper plate 19, an end surface of the rotary table 18 is fixedly connected to a scraper 19, and a side surface of the scraper plate 19 is connected to an inner wall of the feeding chute 14.
In this embodiment, the servo motor 16 drives the turntable 18 and the scraper 19 to rotate, and the scraper 19 scrapes the inner wall of the feed chute 14.
Specifically, referring to fig. 1 and 2, the first driving mechanism 7 includes a first motor 20 fixedly mounted on the frame 1 and a first synchronizing wheel 21 fixedly sleeved on the end of the rotating drum 3, another first synchronizing wheel 21 is fixedly sleeved on an output shaft of the first motor 20, and a first synchronizing belt 22 is connected between the two first synchronizing wheels 21 in a transmission manner.
In this embodiment, the first motor 20 drives one of the first synchronizing wheels 21 to rotate, and the drum 3 is driven to rotate by the transmission between the first synchronizing wheel 21 and the first synchronizing belt 22.
Specifically, referring to fig. 1 and fig. 2, the second driving mechanism 8 includes a second motor 23 fixedly mounted on the frame 1 and a second synchronizing wheel 24 fixedly sleeved on the outer side of one end of the spiral conveying rod 4, an output shaft of the second motor 23 is fixedly sleeved with another second synchronizing wheel 24, and a second synchronous belt 25 is drivingly connected between the two second synchronizing wheels 24.
In this embodiment, the second motor 23 drives one of the second synchronizing wheels 24 to rotate, and the screw conveying rod 4 is driven to rotate by the transmission between the second synchronizing wheel 24 and the second timing belt 25.
Specifically, referring to fig. 3, a feed pipe 6 is fixedly connected to one end of the inner cavity of the feed chute 14.
In this embodiment, the causticizing liquid to be filtered is introduced from the feed pipe 6 into the cavity of the feed chute 14.
Specifically, referring to fig. 4, one end of the rotary drum 3 is provided with an overflow port 10, and the other end of the rotary drum 3 is provided with a slag discharge port 9.
In this embodiment, the liquid in the inner cavity of the rotary drum 3 is discharged through the overflow port 10, and the solid in the inner cavity of the rotary drum 3 is discharged through the slag discharge port 9.
Specifically, referring to fig. 2, a liquid phase discharge port 12 is disposed at the bottom of the frame 1 and below the overflow port 10, and a solid phase discharge port 11 is disposed at the bottom of the frame 1 and below the slag discharge port 9.
In this embodiment, the filtered liquid is discharged through the liquid-phase discharge port 12, and the filtered solid is discharged through the solid-phase discharge port 11.
The working principle is as follows: when the centrifugal type centrifugal separator is used, the first motor 20 and the second motor 23 are started, the rotary drum 3 is driven to rotate through the transmission of the first synchronous wheel 21 and the first synchronous belt 22, the spiral conveying rod 4 is driven to rotate through the transmission of the second synchronous wheel 24 and the second synchronous belt 25, when the rotary drum 3 and the spiral conveying rod 4 reach a certain rotating speed, causticized solution to be separated is led into an inner cavity of the feed chute 14 from the feed pipe 6, causticized liquid enters the inner cavity of the rotary drum 3 from the material distributing port 13, the liquid is discharged from the overflow port 10 through the rotation of the spiral conveying rod 4 and the rotary drum 3, the liquid is discharged from the slag discharging port 9, in addition, the servo motor 16 is started to drive the rotary disc 18 and the scraping plate 19 to rotate, the inner wall of the feed chute 14 is continuously scraped by the scraping plate 19, and the solid in the liquid is prevented from being attached to the inner wall of the feed chute 14 by the centrifugal force generated by the rotation of the spiral conveying rod 4.
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 (6)
1. A horizontal screw centrifuge for causticization process comprises a frame (1), and is characterized in that: the top of the frame (1) is provided with two rotating bases (2), the top of the frame (1) is provided with a hood (5), the inner cavities of the two rotating bases (2) and the inner cavity of the hood (5) are rotatably connected with a rotating drum (3), the inner cavity of the rotary drum (3) is rotationally connected with a spiral conveying rod (4), one end of the spiral material conveying rod (4) extends to the outside of the rotating base (2), a first driving mechanism (7) for driving the rotary drum (3) to rotate is arranged on the frame (1), a second driving mechanism (8) for driving the spiral conveying rod (4) to rotate is arranged on the frame (1), one end of the spiral conveying rod (4) is provided with a feeding groove (14), a material distributing opening (13) is arranged on the side surface of the spiral material conveying rod (4), the other end of the spiral conveying rod (4) is provided with an installation groove (15), the end part of the inner cavity of the mounting groove (15) is provided with a mounting cover (17) through threads, a servo motor (16) is fixedly arranged in the inner cavity of the mounting groove (15), an output shaft of the servo motor (16) extends to the inner cavity of the feeding groove (14) and is fixedly sleeved with a turntable (18), the end surface of the turntable (18) is fixedly connected with a scraping plate (19), the side surface of the scraping plate (19) is connected with the inner wall of the feeding groove (14).
2. A horizontal decanter centrifuge in a causticizing process according to claim 1, characterized in that: the first driving mechanism (7) comprises a first motor (20) fixedly mounted on the rack (1) and a first synchronizing wheel (21) fixedly sleeved at the end part of the rotary drum (3), the output shaft of the first motor (20) is fixedly sleeved with another first synchronizing wheel (21), and a first synchronizing belt (22) is in transmission connection between the first synchronizing wheels (21).
3. A horizontal decanter centrifuge in a causticizing process according to claim 1, characterized in that: the second driving mechanism (8) comprises a second motor (23) fixedly mounted on the rack (1) and a second synchronous wheel (24) fixedly sleeved on the outer side of one end of the spiral conveying rod (4), the output shaft of the second motor (23) is fixedly sleeved with another second synchronous wheel (24), and a second synchronous belt (25) is connected between the second synchronous wheels (24) in a transmission mode.
4. A horizontal decanter centrifuge for causticizing processes according to claim 1, characterized in that: a feeding pipe (6) is fixedly sleeved at one end of the inner cavity of the feeding groove (14).
5. A horizontal decanter centrifuge for causticizing processes according to claim 1, characterized in that: one end of the rotary drum (3) is provided with an overflow port (10), and the other end of the rotary drum (3) is provided with a slag discharge port (9).
6. A horizontal decanter centrifuge, according to claim 5, for use in a causticizing process, wherein: the liquid-phase slag discharging device is characterized in that a liquid-phase discharging port (12) is arranged at the bottom of the frame (1) and below the overflow port (10), and a solid-phase discharging port (11) is arranged at the bottom of the frame (1) and below the slag discharging port (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222445808.3U CN218423408U (en) | 2022-09-15 | 2022-09-15 | Horizontal screw centrifuge for causticization process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222445808.3U CN218423408U (en) | 2022-09-15 | 2022-09-15 | Horizontal screw centrifuge for causticization process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218423408U true CN218423408U (en) | 2023-02-03 |
Family
ID=85105327
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222445808.3U Active CN218423408U (en) | 2022-09-15 | 2022-09-15 | Horizontal screw centrifuge for causticization process |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218423408U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117619571A (en) * | 2024-01-26 | 2024-03-01 | 江苏庆丰环保科技股份有限公司 | Horizontal type quick concentration drying centrifugal machine and use method thereof |
-
2022
- 2022-09-15 CN CN202222445808.3U patent/CN218423408U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117619571A (en) * | 2024-01-26 | 2024-03-01 | 江苏庆丰环保科技股份有限公司 | Horizontal type quick concentration drying centrifugal machine and use method thereof |
| CN117619571B (en) * | 2024-01-26 | 2024-04-05 | 江苏庆丰环保科技股份有限公司 | Horizontal type quick concentration drying centrifugal machine and use method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101810938B (en) | Internal circulation crystallizer for crystal slurry | |
| CN102774877B (en) | Novel process for preparing germanium dioxide (GeO2) | |
| CN218423408U (en) | Horizontal screw centrifuge for causticization process | |
| CN212383888U (en) | Novel centrifugal equipment | |
| CN111121398A (en) | Full-process-automation solid-liquid separation and drying system for dye intermediate | |
| CN105921290B (en) | A kind of pre-separation type vertical centrifugal machine | |
| CN217288838U (en) | Centrifugal device is used in production of 2, 5-dihydroxy-1, 4-dithiane | |
| CN202880921U (en) | Germanium tetrachloride hydrolysate separating device | |
| CN118086042B (en) | Collagen functional peptide extraction system | |
| CN110075592A (en) | Spiral filtration rinsing maching | |
| CN222152430U (en) | A vertical centrifuge | |
| CN105880040B (en) | A kind of efficient centrifugal machine of multi-stage separation | |
| CN111605238B (en) | Kitchen waste solid-liquid separator | |
| CN216631213U (en) | Material separation liquid crystal recovery unit | |
| CN117732605A (en) | Lifting discharging centrifugal machine | |
| CN217615341U (en) | Solid-liquid separation device of high-speed horizontal screw centrifuge | |
| JP2584946B2 (en) | Pressurized disk filter device | |
| CN2780337Y (en) | Upper overflow type settling centrifugal | |
| CN220736677U (en) | Sedimentation and filtration composite centrifuge | |
| CN218689416U (en) | Automatic heavy alkali wet decomposition crystallization tower of unloading | |
| CN218282152U (en) | Horizontal scraper discharge centrifuge | |
| CN219462738U (en) | Thickening and filtering device for solid-containing liquid | |
| CN216630015U (en) | A equipment for trona filters dehydration | |
| CN223404506U (en) | A multifunctional all-in-one machine for solid-liquid separation of zeolite molecular sieve | |
| CN223393052U (en) | Device for separating rare earth pulpifying and decomposing ore pulp |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |