CN210154298U

CN210154298U - Vanadium slag ball drying and distributing device

Info

Publication number: CN210154298U
Application number: CN201920993879.2U
Authority: CN
Inventors: 吴封
Original assignee: Pangang Group Steel Vanadium and Titanium Co Ltd
Current assignee: Pangang Group Steel Vanadium and Titanium Co Ltd
Priority date: 2019-06-28
Filing date: 2019-06-28
Publication date: 2020-03-17
Anticipated expiration: 2029-06-28

Abstract

The utility model discloses a vanadium slag pellet stoving distributing device belongs to material cloth technical field. This device includes distributing pipe (4), reciprocal drive arrangement, distributing plate (10), distributing pipe (4) section is convex structure, distributing pipe (4) and distributing plate (10) all incline to set up, and the lower extreme of distributing pipe (4) is located the top of the upper end of distributing plate (10), reciprocal drive arrangement can drive distributing pipe (4) lower extreme discharge gate horizontal hunting. This device can drive cloth pipe (4) lower extreme discharge gate horizontal hunting through reciprocating drive device, realizes controlling the material ball evenly distributed on cloth board (10), and the material ball falls along cloth board (10) outer wall under the action of gravity, realizes that vanadium slag material ball is even on the drying-machine guipure, the full coverage cloth, solves current vanadium slag material ball serious maldistribution on the drying-machine guipure, leads to the problem that material ball moisture can not satisfy the technological requirement in the middle of the guipure.

Description

Vanadium slag ball drying and distributing device

Technical Field

The utility model discloses a vanadium slag pellet stoving distributing device belongs to material cloth technical field.

Background

Since the beginning of a vanadium slag granulation roasting production test in 12 months in 2015, the Pan Steel group has performed 5 times of large-scale production tests to obtain various parameters which are crucial, but the qualified material balls of each production test become the link with the longest time and the largest workload in the whole test. During material preparation, vanadium slag balls are conveyed to a mesh belt of a dryer from an inclined belt to be dried, and the distribution uniformity and the coverage surface of the vanadium slag balls on the mesh belt seriously influence the moisture content and the yield of the vanadium slag balls and the capacity of the dryer.

The existing vanadium slag material ball distribution mode is as follows: the vanadium slag balls are conveyed to the upper part of the feeding end of the dryer through the inclined angle belt, and then fall into a ball buffer bin below the discharging end of the inclined angle belt after being shielded by a baffle plate at the discharging end of the inclined angle belt; and the vanadium slag balls enter the fan-shaped distributing plate through a discharge hole at the bottom of the buffer bin and are directly dispersed to a mesh belt of a dryer to enter the dryer for drying.

The function of distributing the vanadium slag balls onto the mesh belt of the dryer is simply realized through the mode. The vanadium slag pellets are seriously unevenly distributed on a mesh belt of a dryer, the middle pellets of the mesh belt are very thick, and the pellets at two sides are few, so that the moisture of the middle pellets of the mesh belt cannot meet the process requirement (the moisture content is not higher than 1%), and meanwhile, the pulverization of the middle pellets of the mesh belt is serious (the strength of the pellets is low in the process of rapidly seeping the moisture in the pellets, and the pellets at the bottom of the middle of the mesh belt are crushed by the upper pellets under the action of gravity, so that the pulverization is caused). The strength of the vanadium slag balls which are not dried is poor, and the vanadium slag balls are more broken through the direct shielding of the shielding plate and the distributing plate.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that the material distribution of the existing vanadium slag balls on the mesh belt of a dryer is uneven and the material balls are seriously damaged.

The utility model provides a technical scheme that its technical problem adopted is: vanadium slag ball stoving distributing device, including distributing pipe, reciprocal drive arrangement, distributing plate, the distributing pipe section is convex structure, distributing pipe and distributing plate all incline to set up, and the lower extreme of distributing pipe is located the top of the upper end of distributing plate, reciprocal drive arrangement can drive the left and right sides swing of distributing pipe lower extreme discharge gate.

Wherein, the reciprocating driving device in the device is a crank connecting rod mechanism.

Further, among the above-mentioned device reciprocating drive device includes connecting rod and rotating disc, the interval has set gradually pivot one and pivot two on the upper portion lateral wall in the distributing pipe, and the distributing pipe passes through pivot one and supports, and can revolve the rotation of axis of rotation, and the one end of connecting rod is articulated with rotating disc outer fringe department, and the other end is connected with pivot two.

Wherein, the inclination angle of the distributing pipe in the device is 15-30 degrees.

The distribution plate comprises a plate-shaped body and a plurality of second flow guide pipes, the sections of the second flow guide pipes are of arc structures, and the second flow guide pipes are sequentially arranged on the side wall of the lower end of the inclined body.

Further, in the device, the inclination angle of the body of the distributing plate is 15-30 degrees.

Furthermore, still include a plurality of honeycomb ducts one among the above-mentioned device, honeycomb duct one section is the circular arc structure, and honeycomb duct one sets gradually on the upper end lateral wall of body, honeycomb duct one's diameter is 1.5 to 3 times of honeycomb duct two.

Further, still include apron, curb plate and regulating plate among the above-mentioned device, the curb plate sets up in the body both sides of cloth board, and the apron setting makes whole body be tubular structure in the upper end of curb plate, and the lower extreme of regulating plate one end plate apron is articulated, and the lower extreme of regulating plate is located the top of two imports of guide plate.

Furthermore, the device also comprises a locking piece, and the locking piece can control the included angle between the adjusting plate and the cover plate.

Wherein, still include inclination belt and surge bin among the above-mentioned device, the discharge end of inclination belt is located the top of surge bin, and the funnel-shaped structure of surge bin position, and the discharge gate of surge bin is located the top of distributing pipe import.

The utility model has the advantages that: the device has simple structure and convenient use. This device can drive the left and right sides swing of cloth pipe lower extreme discharge gate through reciprocating drive device, realizes falling along cloth plate outer wall about the material ball that will get into on the cloth pipe inner wall under the action of gravity, controls evenly distributed on cloth plate, realizes that vanadium slag material ball is even, the full coverage cloth on the drying-machine guipure, reduces the damage of vanadium slag material ball in transportation process simultaneously. Therefore, the stable quality of the dried vanadium slag balls and the maximized productivity of the dryer are achieved, and no obvious dust is generated on the production site.

Drawings

Fig. 1 is a schematic view of the connection structure of the present invention.

Fig. 2 is a schematic view of the structure of the cloth tube of the present invention.

Fig. 3 is a schematic structural view of the reciprocating driving device of the present invention.

Fig. 4 is a schematic diagram of the structure of the cloth plate of the present invention.

Fig. 5 is the schematic view of the cross-section structure of the cloth plate with the cover plate of the present invention.

Labeled as: the device comprises an inclination belt 1, a dust removal pipe 2, a buffer bin 3, a material distribution pipe 4, a first rotating shaft 5, a rotating disc 7, a connecting rod 8, a second rotating shaft 9, a material distribution plate 10, a body 101, a first flow guide pipe 102, a second flow guide pipe 103, a dryer mesh belt 11, a side plate 12, a cover plate 13 and an adjusting plate 14.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings.

As shown in fig. 1 to 5, the utility model discloses a vanadium slag pellet stoving distributing device, including distributing pipe 4, reciprocating drive device, distributing plate 10, the 4 sections of distributing pipe are convex structure, distributing pipe 4 and distributing plate 10 all incline the setting, and the lower extreme of distributing pipe 4 is located the top of distributing plate 10's upper end, reciprocating drive device can drive the left and right sides hunting of the 4 lower extreme discharge gates of distributing pipe, also is along the swing of distributing plate 10 width direction. The technical personnel in the field can understand that this device can drive the discharge gate of the lower extreme of distributing pipe 4 through reciprocating drive device and swing from side to side, realizes the pellet that will get into on the inner wall of distributing pipe 4 and falls along distributing plate 10 outer wall under the action of gravity, and control evenly distributed on distributing plate 10, realizes that vanadium slag pellet is even on drying-machine guipure 11, the full coverage cloth, reduces the damage of vanadium slag pellet in transportation process simultaneously. Therefore, the stable quality of the dried vanadium slag pellets and the maximized productivity of the dryer are achieved, and the water content of the pellets is ensured to meet the process requirements. And the distributing pipe 4 and the distributing plate 10 are preferably arranged obliquely in the device, so that the movement of the material balls is facilitated. In actual use, the distributing pipe 4 can be manufactured by cutting off the pipeline in order to reduce the manufacturing cost. Because the distribution pipe 4 reciprocates at a constant speed, uniform distribution on the guide pipe I102 is realized, and the reciprocating motion displacement of the discharge end of the distribution pipe 4 is preferably equal to the width of the feed end of the guide pipe I102.

Preferably, in the above apparatus, the reciprocating drive means is a crank mechanism. It can be understood by those skilled in the art that the present device is only preferably a crank-link mechanism as the reciprocating driving device to realize the left-right swing of the discharge port at the lower end of the distributing pipe 4, i.e. the swing in the inside-outside direction in fig. 1.

Preferably, among the above-mentioned device reciprocating drive device includes connecting rod 8 and rotating disc 7, the interval is provided with pivot one 5 and pivot two 9 in proper order on the upper portion lateral wall in cloth pipe 4, and cloth pipe 4 supports through pivot one 5, and can rotate around pivot one 5 axis, and the one end of connecting rod 8 is articulated with rotating disc 7 outer fringe department, and the other end is connected with pivot two 9. Those skilled in the art can understand that the device preferably adopts a specific structure of a reciprocating driving device, a first rotating shaft 5 and a second rotating shaft 9 are sequentially arranged on the outer side wall of the middle upper part of the distributing pipe 4 at intervals, namely, the first rotating shaft 5 and the second rotating shaft 9 are sequentially arranged on the back side wall of the groove at intervals, the rotating disc 7 is connected with the second rotating shaft 9 through the connecting rod 8, and then the distributing pipe 4 is rotatably connected with a fixed frame or other fixed objects through the first rotating shaft 5, because the distributing pipe 4 is rotatably connected with the fixed frame or other fixed objects through the first rotating shaft 5 and the second rotating shaft 9, and two ends of the connecting rod 8 are respectively hinged with the rotating disc 7 and the second rotating shaft 9, the whole reciprocating driving device forms a disc connecting rod structure, and the purpose of swinging the lower end of the distributing plate 10 left and right can.

Preferably, the inclination angle of the distributing pipe 4 in the above device is 15 ° to 30 °. As can be understood by those skilled in the art, in order to facilitate the sliding of the material balls, the inventor obtains that the inclination angle is less than 15 degrees through a plurality of tests, and the material balls are not smooth to flow on the distributing pipe 4; the inclination angle is more than 30 degrees, and when the material ball moves on the distributing pipe 4 at a high speed and easily reaches the distributing groove 10, the material ball is damaged by collision. Therefore, the device preferably has the inclination angle of the distributing pipe 4 of 15-30 degrees.

Preferably, in the above device, the distributing plate 10 includes a plate-shaped body 101 and a plurality of second flow guide pipes 103, and the cross sections of the second flow guide pipes 103 are arc structures and are sequentially arranged on the side wall of the lower end of the inclined body 101. As can be understood by those skilled in the art, in order to facilitate the balls to roll out from the lower end of the distributing plate 10, the device arranges the second flow guide pipe 103 with the circular arc-shaped cross section on the side wall of the lower end of the body 101 one by one in sequence along the width direction of the body 101.

Preferably, the inclination angle of the body 101 of the distributing plate 10 in the above device is 15 ° to 30 °. It will be appreciated by those skilled in the art that in order to facilitate ball rolling and unblocking of the present apparatus, it is preferred that the body 101 of the distribution plate 10 is inclined at an angle of 15 ° to 30 °.

Preferably, the device further comprises a plurality of first flow guide pipes 102, the cross sections of the first flow guide pipes 102 are of circular arc structures, the first flow guide pipes 102 are sequentially arranged on the side wall of the upper end of the body 101, and the diameter of the first flow guide pipes 102 is 1.5 to 3 times that of the second flow guide pipes 103. As can be understood by those skilled in the art, it is preferable that the first flow guide pipe 102 and the second flow guide pipe 103 are formed by cutting and welding a pipeline, and the second flow guide pipe 103 is more than the first flow guide pipe 102, so as to ensure more uniform distribution of pellets on the dryer mesh belt 11; the first diversion pipe 102 and the second diversion pipe 103 are used for guiding the vanadium slag balls to run according to a specified route, so that the material distribution is uniform, and the damage caused by collision of the balls is avoided. The discharge end of the second flow guide pipe 103 has a certain gap with the mesh belt 11, and the gap is adjusted to be not only free from friction caused by small gap between the discharge end of the second flow guide pipe 103 and the mesh belt 11 of the dryer but also free from uneven distribution caused by large gap that the material balls contact the mesh belt 11 of the dryer to roll all around. It may be preferred that the width of the cloth plate 10 is equal to the width of the dryer mesh belt 11.

Preferably, still include apron 13, curb plate 12 and regulating plate 14 among the above-mentioned device, curb plate 12 sets up in the body 101 both sides of cloth board 10, and apron 13 sets up the upper end that makes whole body 101 be the tubular structure at curb plate 12, and regulating plate 14 one end board apron 13's lower extreme is articulated, and the lower extreme of regulating plate 14 is located the second import of guide plate top. As can be understood by those skilled in the art, in order to prevent the pellets from rolling out of the distributing plate 10, the device preferably combines the body 101 through the cover plate 13, the side plate 12 and the adjusting plate 14 to form a tubular structure, the formed cover plate 13 is positioned above the first draft tube 102 and the body 101, the adjusting plate 14 is positioned above the body 101 between the first draft tube 102 and the second draft tube 103, and the amount of the pellets entering the mesh belt 11 of the dryer by the vanadium slag pellets is finely adjusted by adjusting the gap width between the lower end of the adjusting plate 14 and the body 101. The change of the material amount can be known through the change of the material level of the distributing plate 10. The adjusting plate 14 is hinged with the inclined lower end of the cover plate 13; the cover plate 13 and the body 101 of the distributing plate 10 are welded and fixed through the side plate 12; and the two sides of the body 101 of the distributing plate 10 are welded with the side plates 12 but not welded on the movable plate 18, and the width of the movable plate 18 is slightly smaller than that of the body 101 of the distributing plate 10 to ensure that the adjusting plate 14 can rotate freely.

Preferably, the device further comprises a locking member, and the locking member can control the included angle between the adjusting plate 14 and the cover plate 13. As can be understood by those skilled in the art, the device mainly adjusts the amount of pellets entering the mesh belt 11 of the dryer by adjusting the width of the gap between the lower end of the adjusting plate 14 and the body 101, and the adjusting plate 14 is hinged to the cover plate 13, so that the device preferably comprises a locking member for conveniently adjusting the gap between the lower end of the adjusting plate 14 and the body 101, and the locking member can control the included angle between the adjusting plate 14 and the cover plate 13. Preferably, the locking member is a bolt, a plurality of through holes are formed in the side wall of the hinged end of the adjusting plate 14 at intervals along the arc direction of the hinged shaft, a jack is formed in the hinged shaft, and the bolt is sequentially inserted into the through holes and the jack to control the included angle between the adjusting plate 14 and the cover plate 13.

Preferably, still include inclination belt 1 and surge bin 3 among the above-mentioned device, inclination belt 1's discharge end is located surge bin 3's top, and 3 bit funnel shaped structures in surge bin, and surge bin 3's discharge gate is located the top of the 4 inlets of distributing pipe. As can be understood by those skilled in the art, in order to facilitate the transportation of the pellets, the device preferably further comprises an inclination belt 1 and a buffer bin 3, wherein the discharge end of the inclination belt 1 is positioned above the buffer bin 3, the buffer bin 3 is of a funnel-shaped structure, and the discharge port of the buffer bin 3 is positioned above the inlet of the distribution pipe 4. During the in-service use, the discharge end of inclination belt 1 is located the top of surge bin 3, but 3 tops of surge bin are preferred to be connected dust removal pipeline 2 in order to avoid on-the-spot raise dust, need guarantee simultaneously that 3 lower part inclinations of surge bin are not less than 30 in order to guarantee that the commodity circulation is unblocked, and surge bin 3 closes up for funnel structure lower part, and vanadium slag ball gets into the feed end of distributing pipe 4 from this point on.

Example (b): the material distributing device of the vanadium slag pellet feeding dryer has the following specific implementation mode: the dust remover connected with the dust removal pipeline 2 is a bag-type dust remover with the air volume of 2500m³And returning the collected fly ash to the previous process (mixing process) for recycling. The inner wall of the buffer bin 3 is provided with a 5mm wear-resistant rubber plate which can be replaced periodically and is added on the impact surface of the material ball at the discharging end of the inclination angle belt 1. The dip angle of the material receiving port at the lower part of the buffer bin 3 is 45 degrees, and the dip angles of the distributing pipe 4 and the body 101 of the distributing plate 10 are 15 degrees. The cycle time of the reciprocating motion of the distributing pipe 4 is set to 60 s. The width of a body 101 of the distributing trough 10 is 2000mm consistent with that of a dryer mesh belt 11, a first flow guide pipe 102 is formed by evenly dividing 4 parts by DN32 pipelines and then welding, and a second flow guide pipe 103 is formed by evenly dividing 4 parts by DN15 pipelines and then welding. The buffer bin 3 can be filled with 10 tons of vanadium slag balls when being full, and the material level is normally kept at 3-5 tons; the material distributing plate 10 can be filled with 1.5 tons of vanadium slag balls when being fully loaded, and the material level is normally kept at about 0.5 ton. The particle size of the vanadium slag pellets is 5-8 mm (about 90% of the particles are 7-8 mm, about 10% of the particles are 5-7 mm), and the bulk specific gravity of the vanadium slag pellets is 1.4t/m3, so that the passing capacity of the device is 10 t/h.

Claims

1. Vanadium slag pellet stoving distributing device, its characterized in that: including distributing pipe (4), reciprocal drive arrangement, distributing plate (10), distributing pipe (4) section is convex structure, distributing pipe (4) and distributing plate (10) all incline to set up, and the lower extreme of distributing pipe (4) is located the top of the upper end of distributing plate (10), reciprocal drive arrangement can drive distributing pipe (4) lower extreme discharge gate horizontal hunting.

2. The vanadium slag pellet drying and distributing device as claimed in claim 1, wherein: the reciprocating driving device is a crank connecting rod (8) mechanism.

3. The vanadium slag pellet drying and distributing device as claimed in claim 2, wherein: reciprocating drive device includes connecting rod (8) and rotating disc (7), the interval is provided with pivot one (5) and pivot two (9) in proper order on the upper portion lateral wall in distributing pipe (4), and distributing pipe (4) support through pivot one (5), and can revolute pivot one (5) axis and rotate, and the one end and the rotating disc (7) outer fringe department of connecting rod (8) are articulated, and the other end is connected with pivot two (9).

4. The vanadium slag pellet drying and distributing device as claimed in claim 1, wherein: the inclination angle of the distributing pipe (4) is 15-30 degrees.

5. The vanadium slag pellet drying and distributing device as claimed in any one of claims 1 to 4, wherein: the distributing plate (10) comprises a plate-shaped body (101) and a plurality of second guide pipes (103), the sections of the second guide pipes (103) are of arc structures, and the second guide pipes are sequentially arranged on the side wall of the lower end of the inclined body (101).

6. The vanadium slag pellet drying and distributing device as claimed in claim 5, wherein: the inclination angle of the body (101) of the distributing plate (10) is 15-30 degrees.

7. The vanadium slag pellet drying and distributing device as claimed in claim 5, wherein: the guide pipe is characterized by further comprising a plurality of first guide pipes (102), the sections of the first guide pipes (102) are of arc structures, the first guide pipes (102) are sequentially arranged on the side wall of the upper end of the body (101), and the diameters of the first guide pipes (102) are 1.5-3 times that of the second guide pipes (103).

8. The vanadium slag pellet drying and distributing device as claimed in claim 5, wherein: still include apron (13), curb plate (12) and regulating plate (14), curb plate (12) set up in body (101) both sides of cloth board (10), and apron (13) set up the upper end of curb plate (12) and make whole body (101) be the tubular structure, and the lower extreme of regulating plate (14) end plate apron (13) is articulated, and the lower extreme of regulating plate (14) is located the top of two imports of guide plate.

9. The vanadium slag pellet drying and distributing device as claimed in claim 8, wherein: the adjustable adjusting plate further comprises a locking piece, and the locking piece can control the included angle between the adjusting plate (14) and the cover plate (13).

10. The vanadium slag pellet drying and distributing device as claimed in claim 1, wherein: still include inclination belt (1) and surge bin (3), the discharge end of inclination belt (1) is located the top of surge bin (3), and surge bin (3) position funnel shaped structure, and the discharge gate of surge bin (3) is located the top of distributing pipe import.