CN210206641U - Vanadium slag granulation mixing device - Google Patents

Vanadium slag granulation mixing device Download PDF

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Publication number
CN210206641U
CN210206641U CN201921000135.2U CN201921000135U CN210206641U CN 210206641 U CN210206641 U CN 210206641U CN 201921000135 U CN201921000135 U CN 201921000135U CN 210206641 U CN210206641 U CN 210206641U
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China
Prior art keywords
mixing
bin
roller
vanadium slag
chute
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Application number
CN201921000135.2U
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Chinese (zh)
Inventor
Feng Wu
吴封
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Pangang Group Steel Vanadium and Titanium Co Ltd
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Pangang Group Steel Vanadium and Titanium Co Ltd
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Abstract

The utility model relates to a vanadium slag granulation compounding device belongs to material mixing technical field. Comprises a material distribution bin (4), a chute (5) and a roller material mixing system, wherein a nozzle (1) is arranged in the material distribution bin (4); the roller mixing system comprises a roller mixer (6), a buffer bin (8) and an ejection of compact screw machine (12), an elephant trunk (5) is obliquely arranged, the upper end of the elephant trunk is connected with the material distribution bin (4), the lower end of the elephant trunk is inserted into the roller, a discharging hole with a discharging valve (9) is formed in the side wall of the roller mixer (6), the roller mixer (6) is located in the buffer bin (8), and the outlet of the buffer bin (8) is connected with the inlet of the ejection of compact screw machine (12). This device passes through nozzle (1) with the even spraying of adhesive in the mixture outside of vanadium sediment and soda ash, rethread cylinder blender (6) is rotated repeatedly and is realized three's even compounding. Solves the problems of uneven mixing of the existing vanadium slag, soda ash and binder and low balling rate of material balls; the roasting effect of the material balls is greatly different, and the vanadium yield is low.

Description

Vanadium slag granulation mixing device
Technical Field
The utility model relates to a vanadium slag granulation compounding device belongs to material mixing technical field.
Background
Since the beginning of a vanadium slag granulation roasting production test in 12 months in 2015, the steel climbing group has performed 5 times of large production tests to obtain various vital parameters, but the material preparation of each production test becomes the link with the longest time and the largest workload in the whole test. The material mixing link has the greatest influence on the later step in the material preparation, and uneven mixing not only influences the pelletizing rate of granulation but also influences the roasting effect of material balls.
The existing vanadium slag granulation and mixing mode is as follows: vanadium slag and soda respectively enter a mixing bunker after being accurately weighed and mixed through double helix and single helix, the mixture is spirally conveyed to the double helix through the bunker of the mixing bunker, a spray nozzle is arranged at the feeding end of the double helix, a binder is mixed with the mixture through the spray nozzle, and the mixture and the binder are mixed through the double helix and then enter a ball press for ball making. By mixing materials in the mode, the vanadium slag, the soda ash and the binder cannot be uniformly mixed, so that the prepared pellet binder is inconsistent in strength and low in pelletizing rate; the calcined soda content of the material ball is not uniform, so the roasting effect difference is large, and the vanadium yield is low.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problems that the existing mixing mode can not mix vanadium slag, soda ash and binder evenly, so that the produced pellet binder has different strength and low pelletizing rate due to inconsistency; the calcined soda content of the material ball is not uniform, so the roasting effect difference is large, and the vanadium yield is low.
The utility model provides a technical scheme that its technical problem adopted is: the vanadium slag granulating and mixing device comprises a material distribution bin, a chute and a roller mixing system, wherein a plurality of nozzles are arranged at the upper part in the material distribution bin; the cylinder compounding system includes cylinder blender, surge bin and ejection of compact screw machine, and the elephant trunk slope sets up and the upper end is connected with a material distribution bin lower extreme discharge gate, and inside the lower extreme stretched into the cylinder along the cylinder axial tip of cylinder blender, was provided with the drain hole on the cylinder lateral wall of cylinder blender, and drain hole department was provided with the baiting valve, and the cylinder blender was located the surge bin, surge bin lower extreme export and ejection of compact screw machine access connection.
The lower end of the material distribution bin in the system is provided with two discharge ports, so that the whole material distribution bin is of a trousers-shaped structure, the inner wall of the communicated part of the two discharge ports is hinged with a movable turning plate, and the opening and closing of any discharge port can be realized by rotating the movable turning plate.
Further, in the system, the discharge port of the discharge screw machine is arranged in the middle, the feed ports are arranged at two end parts, and the rotating shafts at the two end parts are provided with helical blades with opposite rotation directions.
Wherein, the inclined angle of the chute in the system is more than 0 degree and less than or equal to 45 degrees.
In the system, the inside of the roller mixer is provided with a lifting plate which is of a V-shaped structure, and the end parts of two sides of the opening are connected with the inner wall of the roller mixer.
Further, in the system, the material raising plate is arranged along the axial direction of the roller mixer.
Further, in the system, the number of the lifting blades is 4, the lifting blades are evenly arranged at intervals, and the discharging hole is formed in the side wall of the interval roller between any two lifting blades.
Wherein, in the system, the outer walls of the chute and the buffer bin are both provided with vibrating motors.
In the system, a material loosening device is arranged at the lower part in the buffer bin and comprises a rotating shaft, a sleeve and a material loosening plate, the rotating shaft is connected with the buffer bin through bearing seats at two ends, the sleeve is sleeved on the rotating shaft, and the material loosening plate is arranged on the outer wall of the sleeve at intervals.
Wherein, the upper parts of the material distributing bin and the buffering bin in the system are both provided with dust removing pipes.
The utility model has the advantages that: this device passes through the mixture outside of the vanadium sediment of nozzle with the even spraying of adhesive in the branch feed bin and soda, will divide feed bin and cylinder blender intercommunication through the chute, rotates the even compounding that realizes the three repeatedly through the cylinder blender. The quality of the material balls prepared by the final mixed material is stable, the binder of the material balls is consistent and has the same strength, and the balling rate is high; meanwhile, the calcined soda content of the material balls is uniform, so that the roasting effect difference is small, and the vanadium yield is low. The device can be used for large-scale continuous production, and no obvious dust is generated on the production site.
Drawings
FIG. 1 is a schematic diagram of the system of the present invention;
FIG. 2 is a schematic diagram of the cross-sectional structure A-A of FIG. 1 according to the present invention;
fig. 3 is a schematic diagram of the structure of the material loosening device of the present invention.
Reference numerals: 1 is a nozzle, 2 is a dust removal pipe, 3 is a movable turning plate, 4 is a material distribution bin, 5 is a chute, 6 is a roller mixer, 7 is a material raising plate, 8 is a buffer bin, 9 is a discharge valve, 10 is a material loosening device, 101 is a rotating shaft, 102 is a sleeve, 103 is a material loosening plate, and 12 is a discharge screw machine.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
As shown in fig. 1, 2 and 3, the vanadium slag granulating and mixing device of the present invention comprises a material distribution bin 4, a chute 5 and a roller mixing system, and a plurality of nozzles 1 are arranged at the upper part in the material distribution bin 4; the cylinder compounding system includes cylinder blender 6, surge bin 8 and ejection of compact screw 12, and 5 slopes of elephant trunk set up and the upper end is connected with 4 lower extreme discharge gates in branch feed bin, and inside the lower extreme stretched into the cylinder along cylinder axial tip of cylinder blender 6, was provided with the drain hole on the cylinder lateral wall of cylinder blender 6, and drain hole department is provided with baiting valve 9, and cylinder blender 6 is located surge bin 8, 8 lower extreme exports of surge bin and 12 access connections of ejection of compact screw. Those skilled in the art can understand that, this device is through setting up a plurality of nozzles 1 at the 4 tops in branch feed bin, vanadium sediment and soda in branch feed bin 4 are evenly sprayed with the adhesive through nozzle 1, be connected the chute again with branch feed bin 4 and cylinder blender 6, make the miscella material along the chute landing to cylinder blender 6, start cylinder blender 6, make the miscella material turn over in the cylinder and mix, and can arrange the miscella material to surge bin 8 in through opening the baiting valve 9 on the cylinder lateral wall, can accomplish the compounding through the discharge screw machine discharge. In addition, the chute 5 is preferably arranged in an inclined manner, so that the mixture of the adhesive, the vanadium slag and the soda ash can directly slide into the roller mixer 6 along the inner wall of the chute 5, and meanwhile, as the roller mixer 6 is a rotating part, the lower end of the chute 5 enters the roller along the end part of the roller mixer 6, so that the roller cannot interfere with the chute 5 when rotating; the buffer bin 8 is mainly used for buffering and solving the problem of unsmooth material circulation, so the roller of the roller mixer 6 is arranged in the buffer bin 8, and at least the outlet of the discharging valve 9 is ensured to be positioned in the buffer bin 8.
Preferably, in the system, the lower end of the material distribution bin 4 is provided with two material outlets, so that the whole material distribution bin 4 is of a trousers-shaped structure, the inner wall of the communicated part of the two material outlets is hinged with a movable turning plate 3, and the opening and closing of any material outlet can be realized by rotating the movable turning plate 3. The technical personnel in the field can understand that, in order to realize continuous production, the device is preferably provided with two discharge ports at the lower end of the material distribution bin 4, so that the whole material distribution bin 4 is of a trousers-shaped structure, meanwhile, the inner wall of the communication part of the two discharge ports is hinged with the movable turning plate 3, the opening and closing of any discharge port can be realized by rotating the movable turning plate 3, and the discharge ports at the lower end of the material distribution bin 4 are respectively connected with the corresponding chutes and then connected with the roller material mixing system, thereby realizing the spaced operation of the two sets of facilities. The hinge shaft of the movable turning plate 3 can be preferably driven to rotate by a motor or a rotary hydraulic rod, so that the automatic control is convenient to realize.
Preferably, in the above system, the discharge port of the discharge screw 12 is arranged in the middle, the feed ports are arranged at the two ends, and the rotating shafts 101 at the two ends are provided with helical blades with opposite rotating directions. As can be understood by those skilled in the art, in order to reduce the cost of two sets of equipment, the device preferably arranges the discharge port of the discharge screw machine 12 in the middle, the feed ports at both ends, and the rotating shafts 101 at both ends are provided with helical blades with opposite rotating directions, and the feed ports at both ends of the discharge screw machine are respectively connected corresponding to the lower discharge ports of the two surge bins 8.
Preferably, the inclination angle of the chute 5 in the above system is greater than 0 ° and less than or equal to 45 °. As can be understood by those skilled in the art, in order to ensure that the mixed materials can smoothly run, the inclined angle of the chute 5 is preferably greater than 0 degrees and less than or equal to 45 degrees, namely the included angle between the axis of the chute 5 and the gravity direction is the inclined angle.
Preferably, in the system, a material lifting plate 7 is arranged inside the drum mixer 6, the material lifting plate 7 is of a V-shaped structure, and the end parts of two sides of the opening are connected with the inner wall of the drum mixer 6. The technical personnel in the field can understand that, in order to improve the compounding efficiency of cylinder blender 6, this device is preferred to be provided with lifting blade 7 in the inside of cylinder blender 6, lifting blade 7 is the V-arrangement structure, and opening both sides tip all with the interior wall connection of cylinder blender 6 for lifting blade 7 is with the cylinder inner space rational segmentation of cylinder blender 6, and the cylinder is every to rotate the round and just can realize mixing material's a lot of and mix the compounding efficiency of improvement.
Preferably, in the above system, the material raising plate 7 is arranged along the axial direction of the drum mixer 6. As will be appreciated by those skilled in the art, in order to facilitate the installation of the material lifting plate 7, the material lifting plate 7 is preferably arranged axially along the drum of the drum mixer 6.
Preferably, in the system, the number of the material raising plates 7 is 4, the material raising plates are uniformly arranged at intervals, and the material discharging port is positioned on the side wall of the interval roller between any two material raising plates 7. It will be appreciated by those skilled in the art that the number and arrangement of the material raising plates 7 is further preferred to meet the actual production.
Preferably, in the system, the outer walls of the chute 5 and the buffering bin 8 are both provided with a vibration motor. It will be appreciated by those skilled in the art that the present device is further preferably provided with vibration motors on both the outer walls of the chute 5 and surge bin 8 in order to avoid material blockage.
Preferably, in the above system, a material loosening device 10 is arranged at the lower part in the surge bin 8, the material loosening device 10 includes a rotating shaft 101, a sleeve 102 and a material loosening plate 103, the rotating shaft 101 is connected with the surge bin 8 through bearing seats at two ends, the sleeve 102 is sleeved on the rotating shaft 101, and the material loosening plate 103 is arranged on the outer wall of the sleeve 102 at intervals. As can be understood by those skilled in the art, in order to prevent the mixed material from depositing at the discharge port of the surge bin 8 and causing the discharge blockage of the surge bin 8, a material loosening device 10 is preferably arranged at the lower part of the surge bin 8, the material loosening device 10 comprises a rotating shaft 101, a sleeve 102 and a material loosening plate 103, the rotating shaft 101 is connected with the surge bin 8 through bearing seats at two ends, the sleeve 102 is sleeved on the rotating shaft 101, and the material loosening plate 103 is arranged on the outer wall of the sleeve 102 at intervals. The purpose that the material loosening plate 103 overturns the mixed material can be achieved by directly driving the rotating shaft 101 to rotate through the motor.
Preferably, the upper parts of the material distribution bin 4 and the buffer bin 8 in the system are both provided with a dust removal pipe 2. As can be understood by those skilled in the art, in order to avoid dust raising, the device is preferably provided with the dust removal pipe 2 at the upper parts of the material distribution bin 4 and the buffer bin 8, and the dust removal purpose is realized through the dust removal pipe 2.

Claims (10)

1. Vanadium sediment granulation compounding device, its characterized in that: comprises a material distribution bin (4), a chute (5) and a roller material mixing system, wherein a plurality of nozzles (1) are arranged at the upper part in the material distribution bin (4); the roller mixing system comprises a roller mixer (6), a buffer bin (8) and a discharge screw machine (12), an inclined chute (5) is arranged, the upper end of the inclined chute is connected with a lower end discharge port of a material distribution bin (4), the lower end of the inclined chute stretches into the interior of a roller along the axial end part of the roller mixer (6), a discharge port is formed in the side wall of the roller mixer (6), a discharge valve (9) is arranged at the discharge port, the roller mixer (6) is located in the buffer bin (8), and the lower end outlet of the buffer bin (8) is connected with the inlet of the discharge screw machine (12).
2. The vanadium slag granulating and mixing device according to claim 1, which is characterized in that: the lower end of the material distribution bin (4) is provided with two discharge ports, so that the whole material distribution bin (4) is of a trousers-shaped structure, the inner wall of the communicated part of the two discharge ports is hinged with a movable turning plate (3), and the opening and closing of any discharge port can be realized by rotating the movable turning plate (3).
3. The vanadium slag granulating and mixing device according to claim 2, characterized in that: the discharge port of the discharge screw machine (12) is arranged in the middle, the feed ports are arranged at two end parts, and helical blades with opposite rotation directions are arranged on the rotating shafts (101) at the two end parts.
4. The vanadium slag granulating and mixing device according to claim 1, which is characterized in that: the inclined angle of the chute (5) is more than 0 degree and less than or equal to 45 degrees.
5. The vanadium slag granulating and mixing device according to any one of claims 1 to 4, characterized in that: the inside of cylinder blender (6) is provided with lifting blade (7), lifting blade (7) are V-arrangement structure, and opening both sides tip all with the cylinder inner wall connection of cylinder blender (6).
6. The vanadium slag granulating and mixing device according to claim 5, wherein: the material raising plate (7) is arranged along the axial direction of a roller of the roller mixer (6).
7. The vanadium slag granulating and mixing device according to claim 6, wherein: the number of the lifting blades (7) is 4, the lifting blades are evenly arranged at intervals, and the discharging hole is positioned on the side wall of the interval roller between any two lifting blades (7).
8. The vanadium slag granulating and mixing device according to claim 1, which is characterized in that: and vibration motors are arranged on the outer walls of the chute (5) and the buffer bin (8).
9. The vanadium slag granulating and mixing device according to claim 1, which is characterized in that: the material loosening device is characterized in that a material loosening device (10) is arranged on the inner lower portion of the buffer bin (8), the material loosening device (10) comprises a rotating shaft (101), a sleeve (102) and a material loosening plate (103), the rotating shaft (101) is connected with the buffer bin (8) through bearing seats at two ends, the sleeve (102) is sleeved on the rotating shaft (101), and the material loosening plate (103) is arranged on the outer wall of the sleeve (102) at intervals.
10. The vanadium slag granulating and mixing device according to claim 1, which is characterized in that: and the upper parts of the material distribution bin (4) and the buffer bin (8) are provided with dust removal pipes (2).
CN201921000135.2U 2019-06-28 2019-06-28 Vanadium slag granulation mixing device Active CN210206641U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921000135.2U CN210206641U (en) 2019-06-28 2019-06-28 Vanadium slag granulation mixing device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921000135.2U CN210206641U (en) 2019-06-28 2019-06-28 Vanadium slag granulation mixing device

Publications (1)

Publication Number Publication Date
CN210206641U true CN210206641U (en) 2020-03-31

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Application Number Title Priority Date Filing Date
CN201921000135.2U Active CN210206641U (en) 2019-06-28 2019-06-28 Vanadium slag granulation mixing device

Country Status (1)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111850292A (en) * 2020-07-28 2020-10-30 攀钢集团钒钛资源股份有限公司 Vanadium slag pellet preparation system and preparation method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111850292A (en) * 2020-07-28 2020-10-30 攀钢集团钒钛资源股份有限公司 Vanadium slag pellet preparation system and preparation method

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