CN220959369U

CN220959369U - A desiccator for metallurgical raw materials

Info

Publication number: CN220959369U
Application number: CN202322717608.3U
Authority: CN
Inventors: 章兵; 鞠云峰
Original assignee: Baowu Heavy Industry Co ltd
Current assignee: Baowu Heavy Industry Co ltd
Priority date: 2023-10-11
Filing date: 2023-10-11
Publication date: 2024-05-14
Anticipated expiration: 2033-10-11

Abstract

The utility model discloses a dryer for metallurgical raw materials, which relates to the technical field of dryers, and comprises a box body, wherein a feed inlet is formed in the box body, materials fall on a material bearing plate from the feed inlet, hot air generated by a heat pump is conveyed into an inner cavity of a rotating shaft and is output through a vent, drying of the materials is realized, a vibrating motor drives the material bearing plate to vibrate and simultaneously drives the rotating shaft to rotate by matching with a first motor driving chain, so that stirring rods are driven to rotate, middle and lower layers of the materials are turned over, the materials can better contact with the hot air, drying efficiency and drying quality of the materials are further improved, after the materials are dried, the materials can be discharged from a discharge port through rotation of the stirring rods, wet air and dust in the box body are sucked into a dust removing box through a first air conveying pipe, the dust is collected into a dust collecting box through filtration of a pre-filter and a high-efficiency filter, the filtered air is discharged through the air suction fan, and is conveyed to the heat pump through a second air conveying pipe, and recycling of resources is realized.

Description

A desiccator for metallurgical raw materials

Technical Field

The utility model relates to the technical field of dryers, in particular to a dryer for metallurgical raw materials.

Background

Metallurgy is the process and technology of extracting metal or metal compounds from minerals and making metals into metallic materials with certain properties by various processing methods. The metallurgical raw materials need to be dried in advance when being melted, thereby contributing to better metallurgy.

The prior art discloses a metallurgical raw material drying device for application number CN202222825754.3, including the drying pot, the drying pot top is provided with the feeder hopper, the bottom is fixed with row's material pipe, drying pot axle center department is fixed with main trachea, the inside transversely is provided with a plurality of hollow slab of drying pot, be connected with the branch pipe between main trachea and the hollow slab respectively, hollow slab is divided into a plurality of air-drying cavities with drying pot internal partition, all be fixed with the unloading pipe on the hollow slab of air-drying cavity bottom, unloading pipe on two adjacent hollow slabs sets up relatively, all be provided with the wet pipe on the drying pot of air-drying cavity top one side, the driving piece is installed in the inside rotation of drying pot of air-drying cavity top respectively, the driving piece is including inner ring, external gear ring and stiffening beam, the stiffening beam bottom all is provided with the puddler.

Above-mentioned patent is not enough in that, only can't turn the metallurgical raw materials of bottom through the puddler for the metallurgical raw materials of bottom hardly fully contacts with the hot air, and drying effect is not good, has caused the wasting of resources simultaneously, and the dust that produces in the metallurgical raw materials drying process is not in time cleared up, and the accumulation of dust can influence the use of desiccator.

Disclosure of utility model

The present utility model aims to solve at least one of the technical problems existing in the prior art; therefore, the utility model provides a dryer for metallurgical raw materials, which is used for solving the technical problems that the metallurgical raw materials cannot be fully contacted with hot air, the drying efficiency is low and the like.

To achieve the above object, according to an embodiment of the first aspect of the present utility model, a dryer for metallurgical raw materials is provided, which comprises a box body, wherein a heat pump is fixedly installed in the middle position of the top of the box body, a feeding port is formed in the edge position of the top of the box body, a material bearing device and a stirring device are arranged in the box body, and a discharging port is formed in the outer wall of the box body;

The middle position of the box body is provided with a rotating shaft, the rotating shaft is rotatably arranged at the top of the box body, the top of the rotating shaft is connected with an air outlet of the heat pump through a mechanical sealing structure, a cavity is formed in the rotating shaft, a first motor is fixedly arranged at the top of the box body, a shaft extending end of the first motor penetrates through the box body, gears are arranged at the shaft extending end of the first motor and the rotating shaft, the two groups of gears are on the same horizontal line, and the two groups of gears are connected through a chain;

the dust collection device is arranged on the outer side of the box body and comprises a first air pipe, one end of the first air pipe is fixedly connected with the box body, the other end of the first air pipe is fixedly connected with the dust collection box, and the dust collection box, the pre-filter, the high-efficiency filter and the suction fan are sequentially arranged in the dust collection box.

Preferably, the eight sets of sleeves are distributed in an annular array by taking the circle center of the material bearing plate as the center.

Preferably, the material bearing device comprises a material bearing plate, the material bearing plate can move up and down in the box body, the material bearing plate is connected with the bottom of the box body through a sleeve, a plurality of groups, preferably eight groups, of sleeves are distributed in an annular array by taking the center of the material bearing plate as the center, the sleeves comprise supporting rods and sleeved pipes, the supporting rods and the sleeved pipes are connected through springs, the bottom of the material bearing plate is provided with a vibrating motor, and the material bearing plate is connected with the box body through rubber cloth.

Preferably, the stirring device comprises a fixed ring, two groups of connecting rods and four groups of air conveying pipes, one ends of the two groups of connecting rods and the four groups of air conveying pipes are fixedly arranged on the outer wall of the rotating shaft, the other ends of the two groups of connecting rods and the four groups of air conveying pipes are fixedly arranged on the inner wall of the fixed ring, the circle centers of the rotating shaft are used as central annular arrays for distribution, the two groups of connecting rods are symmetrically distributed, the two groups of stirring rods are fixedly connected to the connecting rods, six groups of stirring blades are fixedly arranged at the lower ends of the stirring rods, the circle centers of the six groups of stirring blades are used as central annular arrays for distribution, a plurality of ventilation openings are formed in the air conveying pipes, and holes are formed in the positions, connected with the air conveying pipes, of the rotating shaft.

Preferably, the suction fan is connected with the heat pump through a second air pipe.

Preferably, the pre-filter is provided with an inclined plane, and a filter screen is arranged on the inclined plane.

Compared with the prior art, the utility model has the beneficial effects that: the material enters the box body through the feed inlet and falls on the material bearing plate, the heat pump, the vibrating motor and the first motor are started, hot air generated by the heat pump is conveyed into the inner cavity of the rotating shaft, and then is output through the ventilation opening on the air conveying pipe, so that the drying of the material is realized, the vibrating motor drives the material bearing plate to vibrate and simultaneously cooperates with the rotation of the stirring device, the middle layer and the lower layer of the material are turned over, the material can be better contacted with the hot air, the drying efficiency and the drying quality of the material are further improved, after the material is dried, the baffle plate of the discharge hole is opened, the material can be discharged from the discharge hole through the rotation of the stirring rod, the labor cost is saved, and the drying efficiency is improved;

The air suction fan sucks the wet air and dust in the box body into the dust removal box through the first air conveying pipe, the dust is collected into the dust collection box through the filtering of the pre-filter and the high-efficiency filter, the filtered air is discharged through the air suction fan and conveyed to the heat pump through the second air conveying pipe, and the recycling of resources is realized.

Drawings

The utility model is further described below with reference to the accompanying drawings.

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of the external structure of the present utility model;

FIG. 3 is a schematic plan view showing a part of the structure of the stirring device of the present utility model;

FIG. 4 is a schematic view of a sleeve structure according to the present utility model;

fig. 5 is a schematic view of the structure of the dust removing box of the present utility model.

Reference numerals: 1. a case; 2. a heat pump; 11. a feed inlet; 3. a material bearing device; 4. a stirring device; 12. a discharge port; 13. a rotating shaft; 14. a first motor; 31. a material bearing plate; 32. a sleeve; 33. a support rod; 34. a ferrule; 35. a vibration motor; 36. a spring; 41. a fixing ring; 42. a connecting rod; 43. an air delivery pipe; 44. a stirring rod; 45. stirring blades; 46. a vent; 5. a dust collection device; 51. a first gas pipe; 52. a dust removal box; 53. a dust collection box; 54. a pre-filter; 55. a high-efficiency filter; 56. a suction fan; 57. and a second gas pipe.

Detailed Description

The technical solutions of the present utility model will be clearly and completely described in connection with the embodiments, and it is obvious that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The application provides a dryer for metallurgical raw materials, as an embodiment of the application, please refer to fig. 1, 2,3 and 4, comprising a box body 1, wherein a heat pump 2 is fixedly arranged at the middle position of the top of the box body 1, a feeding port 11 is arranged at the edge position of the top, a discharging port 12 is arranged on the outer wall of the box body 1, a material bearing device 3 and a stirring device 4 are arranged in the box body 1, a rotating shaft 13 is arranged at the middle position of the box body 1, the rotating shaft 13 is rotatably arranged at the top of the box body 1, the top of the rotating shaft 13 is connected with an air outlet of the heat pump 2 through a mechanical sealing structure, a cavity is arranged in the rotating shaft 13, a first motor 14 is fixedly arranged at the top of the box body 1, the shaft extension end of the first motor 14 penetrates through the box body 1, gears are arranged on the shaft extension end of the first motor 14 and the rotating shaft 13, the two groups of gears are connected on the same horizontal line, and the two groups of gears are connected through a chain, and the first motor 14 drives the chain to rotate to drive the rotating shaft 13;

The material bearing device 3 comprises a material bearing plate 31, the material bearing plate 31 can move up and down in the box body 1, the material bearing plate 31 is connected with the bottom of the box body 1 through a sleeve 32, the sleeve 32 is distributed with a plurality of groups, preferably eight groups, in an annular array by taking the center of the material bearing plate 31 as the center, the sleeve 32 comprises a supporting rod 33 and a sleeved pipe 34, the supporting rod 33 and the sleeved pipe 34 are connected through a spring 36, the sleeve 32 can play a limiting role on the material bearing plate 31, the material bearing plate 31 is prevented from tilting due to the fact that partial materials are overweight during feeding or stirring, the drying effect is influenced, a vibrating motor 35 is mounted at the bottom of the material bearing plate 31, the vibrating motor 35 can drive the material bearing plate 31 to vibrate in the vertical direction, the materials on the material bearing plate 31 are enabled to better contact hot air, the drying efficiency is improved, rubber cloth is connected with the box body 1, and part of the materials are prevented from falling into gaps between the material bearing plate 31 and the box body 1 when vibrating, and the friction force is increased;

The stirring device 4 comprises a fixed ring 41, two groups of connecting rods 42 and four groups of air conveying pipes 43, one ends of the two groups of connecting rods 42 and the four groups of air conveying pipes 43 are fixedly arranged on the outer wall of the rotating shaft 13, the other ends of the two groups of connecting rods 42 and the four groups of air conveying pipes 43 are fixedly arranged on the inner wall of the fixed ring 41, the circle centers of the rotating shaft 13 are used as central annular arrays for distribution, the two groups of connecting rods 42 are symmetrically distributed, two groups of stirring rods 44 are fixedly connected to the connecting rods 42, six groups of stirring blades 45 are fixedly arranged at the lower ends of the stirring rods 44, the six groups of stirring blades 45 are distributed by using the circle centers of the stirring rods 44 as central annular arrays, a plurality of ventilation openings 46 are formed in the air conveying pipes 43, and holes are formed in the positions where the rotating shaft 13 is connected with the air conveying pipes 43 and can convey hot air into the air conveying pipes 43;

The operating personnel put into box 1 with the material from feed inlet 11, the material falls on holding plate 31, open heat pump 2, vibrating motor 35 and first motor 14, the hot-blast inner chamber of feeding shaft 13 of carrying of heat pump 2 production, the vent 46 output on the rethread air-conveying pipe 43, realize the stoving to the material, vibrating motor 35 drives holding plate 31 vibration, make the bottom material can better contact hot-blast, first motor 14 drive chain rotation drive pivot 13 rotation and then drive the puddler rotation, make the well of material, the low layer is turned over, with vibrating motor 35 matched with, further improved the stoving efficiency and the stoving quality of metallurgical raw materials, the baffle of opening discharge gate 12 after the material is dried, can discharge the discharge gate through the puddler rotation, the cost of labor has been saved, improve drying efficiency.

As a second embodiment of the present application, referring to fig. 1 and 5, a dust collection device 5 is disposed on the outer side of the box 1, the dust collection device 5 includes a first air pipe 51, one end of the first air pipe 51 is fixedly connected with the box 1, the other end is fixedly connected with a dust collection box 52, a dust collection box 53, a pre-filter 54, a high-efficiency filter 55 and a suction fan 56 are sequentially disposed in the dust collection box 52, the pre-filter 54 is provided with an inclined plane, a filter screen is mounted on the inclined plane, dust filtered by the pre-filter 54 and the high-efficiency filter 55 falls into the dust collection box 53, the suction fan 56 is fixedly connected with one end of a second air pipe 57, and the other end of the second air pipe 57 is fixedly connected with the heat pump 2;

The suction fan 56 is started at regular time, the suction fan 56 sucks wet air and dust in the box body 1 into the dust removing box 52 through the first air conveying pipe 51, firstly, large-particle dust is filtered through the filter screen of the pre-filter 54, the filtered dust falls into the dust collecting box 53 and then is filtered through the pre-filter 54, finally, the filtered air is efficiently filtered through the high-efficiency filter 55, and the filtered air is discharged through the suction fan and is conveyed to the heat pump through the second air conveying pipe 57, so that recycling of resources is realized.

As a third embodiment of the present application, the technical solution of this embodiment is to combine the solutions of the foregoing two embodiments.

The working principle of the utility model is as follows: an operator puts materials into the box body 1 from the feed inlet 11, the materials fall on the material bearing plate 31, the heat pump 2, the vibration motor 35 and the first motor 14 are started, hot air generated by the heat pump 2 is conveyed into the inner cavity of the rotating shaft 13 and is output through the ventilation opening 46 on the air conveying pipe 43, the materials are dried, the vibration motor 35 drives the material bearing plate 31 to vibrate, the bottom materials can better contact with hot air, the first motor 14 drives the chain to rotate so as to drive the rotating shaft 13 to rotate, the stirring rod is driven to rotate, the middle and lower layers of the materials are turned over and are matched with the vibration motor 35, the drying efficiency and the drying quality of metallurgical materials are further improved, after the materials are dried, the baffle plate of the material outlet 12 is opened, the materials can be discharged from the material outlet through the rotation of the stirring rod, the labor cost is saved, and the drying efficiency is improved;

The suction fan 56 is started at regular time, the suction fan 56 sucks wet air and dust in the box body 1 into the dust removing box 52 through the first air conveying pipe 51, firstly, large-particle dust is filtered through the filter screen of the pre-filter 54, the filtered dust falls into the dust collecting box 53 and then is filtered through the pre-filter 54, finally, the filtered air is efficiently filtered through the high-efficiency filter 55, and the filtered air is discharged through the suction fan and is conveyed to the heat pump 2 through the second air conveying pipe 57, so that recycling of resources is realized.

The above embodiments are only for illustrating the technical method of the present utility model and not for limiting the same, and it should be understood by those skilled in the art that the technical method of the present utility model may be modified or substituted without departing from the spirit and scope of the technical method of the present utility model.

Claims

1. The utility model provides a desiccator for metallurgical raw materials, includes box (1), and its characterized in that, heat pump (2) are fixed mounting in the middle of the top of box (1), and feed inlet (11) have been seted up at top border position, and the inside of box (1) is provided with material bearing device (3) and agitating unit (4), and discharge gate (12) have been seted up to the outer wall of box (1);

The middle position of the box body (1) is provided with a rotating shaft (13), the rotating shaft (13) is rotatably arranged at the top of the box body (1), the top of the rotating shaft (13) is connected with an air outlet of the heat pump (2) through a mechanical sealing structure, a cavity is formed in the rotating shaft (13), a first motor (14) is fixedly arranged at the top of the box body (1), the shaft extending end of the first motor (14) penetrates through the box body (1), gears are arranged on the shaft extending end of the first motor (14) and the rotating shaft (13), and two groups of gears are arranged on the same horizontal line and connected through a chain;

The dust collection device (5) is arranged on the outer side of the box body (1), the dust collection device (5) comprises a first air pipe (51), one end of the first air pipe (51) is fixedly connected with the box body (1), the other end of the first air pipe is fixedly connected with a dust collection box (52), and a dust collection box (53), a pre-filter (54), a high-efficiency filter (55) and a suction fan (56) are sequentially arranged in the dust collection box (52).

2. A dryer for metallurgical raw materials according to claim 1, characterized in that the material receiving device (3) comprises a material receiving plate (31), the material receiving plate (31) can move up and down in the box body (1), the material receiving plate (31) is connected with the bottom of the box body (1) through a sleeve (32), the sleeve (32) takes the center of the material receiving plate (31) as a central annular array, a plurality of groups are distributed on the sleeve (32), the sleeve (32) comprises a supporting rod (33) and a sleeve pipe (34), the supporting rod (33) and the sleeve pipe (34) are connected through a spring (36), a vibrating motor (35) is arranged at the bottom of the material receiving plate (31), and the material receiving plate (31) and the box body (1) are connected with rubber cloth.

3. A drier for metallurgical raw materials according to claim 2, wherein the bushings (32) are distributed in an annular array centered on the centre of the plate (31).

4. The dryer for metallurgical raw materials according to claim 1, wherein the stirring device (4) comprises a fixed ring (41), two groups of connecting rods (42) and four groups of air conveying pipes (43), one ends of the two groups of connecting rods (42) and the four groups of air conveying pipes (43) are fixedly arranged on the outer wall of the rotating shaft (13), the other ends of the two groups of connecting rods (42) and the four groups of air conveying pipes (43) are fixedly arranged on the inner wall of the fixed ring (41), the circle centers of the rotating shaft (13) are used as central annular arrays for distribution, the two groups of connecting rods (42) are symmetrically distributed, the two groups of stirring rods (44) are fixedly connected to the connecting rods (42), six groups of stirring blades (45) are fixedly arranged at the lower ends of the stirring rods (44) and are distributed in annular arrays with the circle centers of the stirring rods (44) as centers, a plurality of ventilation openings (46) are formed in the air conveying pipes (43), and holes are formed in positions where the rotating shaft (13) is connected with the air conveying pipes (43).

5. A drier for metallurgical raw materials according to claim 1, characterized in that the suction fan (56) is connected to the heat pump (2) by means of a second gas pipe (57).

6. A drier for metallurgical raw materials according to claim 1, wherein the pre-filter (54) is provided with a bevel on which a screen is mounted.