CN218573864U

CN218573864U - A jet mill for refractory material production

Info

Publication number: CN218573864U
Application number: CN202222440799.9U
Authority: CN
Inventors: 王晨瑜
Original assignee: Hubei Yejing New Material Co ltd
Current assignee: Hubei Yejing New Material Co ltd
Priority date: 2022-09-15
Filing date: 2022-09-15
Publication date: 2023-03-07
Anticipated expiration: 2032-09-15

Abstract

The utility model discloses an air current grinds for refractory material production, including the grading plant that is used for carrying out hierarchical screening to the granule, be used for carrying high-speed gaseous air feed mechanism that makes the granule polish, be used for carrying out the feeding mechanism that the granule put in processing, be used for providing working space's casing to equipment, the grading plant downside is provided with air feed mechanism, is provided with feeding mechanism between the air feed mechanism, and the feeding mechanism is provided with the casing with the air feed mechanism outside. Has the advantages that: through setting up the roof, make the material air current that grinds slow down in roof department, sieve through the classifying screen box afterwards, this mechanism has increaseed the radius of classifying screen box, has increaseed the area of dividing the sieve, has improved and has divided sieve speed, and on the other hand makes the material air current reduce through classifying screen box speed, has reduced the wearing and tearing of material air current to classifying screen box, has improved the life-span of grading plant.

Description

A jet mill for refractory material production

Technical Field

The utility model belongs to refractory material processing equipment field especially relates to an air current mill for refractory material production.

Background

Fluidized bed jet mill is that compressed air is accelerated into supersonic airflow by Laval nozzle and then injected into crushing area to make the material fluidized (the airflow expands to make fluidized bed suspension boil and collide with each other), so that each particle has the same motion state. In the pulverizing zone, the accelerated particles collide with each other at the point where the nozzles meet to pulverize.

An eight nozzle fluid bed jet mill, as identified in patent No. CN216172981U, is generally described as: comprises a first tank body, a second tank body, a fixing plate, a first air pipe, a first joint, a second air pipe, a second joint and a nozzle.

According to the technical scheme, when the equipment works, the material particles at the top of the grading mechanism are high in speed and small in contact area when the material airflow is sieved, so that the material particles are seriously abraded, and the service life of the material particles at the top of the grading mechanism is short.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to solving the above problems and providing an air flow mill for refractory production.

The utility model discloses a following technical scheme realizes above-mentioned purpose:

the utility model provides a jet mill for refractory material production, is including the grader that is used for carrying out hierarchical screening to the granule, be used for carrying high-speed gaseous air feed mechanism that makes the granule polish, the feeding mechanism that is used for carrying out granule input processing, a casing that is used for providing workspace to equipment, the grader downside is provided with air feed mechanism, is provided with feeding mechanism between the air feed mechanism, and the feeding mechanism is provided with the casing with the air feed mechanism outside.

Preferably, the grading mechanism includes the classifying screen box, and classifying screen box rear side fixedly connected with discharging pipe, classifying screen box downside are provided with the roof, and roof bottom edge fixedly connected with a plurality of little pillars, roof downside are provided with the coarse screen cloth.

Preferably, the air supply mechanism includes the trachea, goes up trachea one side fixedly connected with branch air supply pipe, goes up the trachea downside and is provided with down the trachea, and the trachea has the air nozzle with last trachea inboard equipartition down, and the air nozzle downside is provided with the air duct, air duct bottom fixedly connected with locating plate, locating plate bottom fixedly connected with main air supply pipe.

Preferably, the feeding mechanism comprises a feeding box, and a feeding pipe is fixedly connected to the bottom of the feeding box.

Preferably, the casing includes the guide bin, and guide bin downside is provided with first feed bin, and first feed bin downside fixedly connected with second feed bin, second feed bin downside fixedly connected with go out the feed bin, go out the feed bin bottom and be provided with the feed pipe, go out feed bin outside fixed surface and be connected with the pillar, the pillar bottom is provided with the damping callus on the sole.

Preferably, the classifying screen box is connected with the discharge pipe in a welding mode, and the small support columns are connected with the top plate in a welding mode.

Preferably, the upper air pipe is connected with the sub air supply pipe in a welding mode, the lower air pipe is connected with the sub air supply pipe in a welding mode, the air nozzle is connected with the upper air pipe in a welding mode, the air nozzle is connected with the lower air pipe in a welding mode, the main air supply pipe is connected with the positioning plate through bolts, and the air guide pipe is connected with the positioning plate through bolts.

Preferably, the feed box is connected with the feed pipe in a welding mode.

Preferably, the material guide bin is connected with the first bin in a welded mode, the first bin is connected with the second bin in a welded mode, the second bin is connected with the material discharge bin in a welded mode, the material discharge bin is connected with the material discharge bin in a welded mode, the supporting column is connected with the material charging bin in a welded mode, and the supporting column is connected with the vibration reduction foot pad through bolts.

Preferably, the outer side surface of the second silo is provided with a hole for accommodating the main air supply pipe.

Preferably, the outer side surface of the first silo is provided with a hole for accommodating the air nozzle and the feed pipe.

In the structure, refractory materials are filled into the feeding box, the materials enter the first storage bin from the feeding pipe, the materials move upwards to the air nozzle under the pushing of wind power of the air guide pipe, the materials are subjected to mutual friction deformation in the space of the first storage bin under the action of air sprayed out of the air nozzle, the materials subjected to mutual friction reduction move upwards along with air flow, the materials pass through the coarse screen and then reach the screening mechanism, the air flow is reduced at the speed of contacting the top plate, the materials slowly pass through the screening box, and finally the materials meeting the requirements flow out from the bottom material pipe.

Has the advantages that: through setting up the roof, make the material air current that grinds slow down in roof department, sieve through the classifying screen box afterwards, this mechanism has increaseed the radius of classifying screen box, has increaseed the area of branch sieve, has improved branch sieve speed, and on the other hand makes the material air current reduce through classifying screen box speed, has reduced the wearing and tearing of material air current to classifying screen box, has improved the life-span of grading mechanism.

Drawings

FIG. 1 is a perspective view of an air mill for refractory production according to the present invention;

FIG. 2 is a partially cut-away perspective view of an air mill for refractory production in accordance with the present invention;

FIG. 3 is a side view of an air mill for refractory production in accordance with the present invention;

FIG. 4 is a partial cross-sectional view of an air mill for refractory production in accordance with the present invention;

FIG. 5 is another partial cross-sectional view of an air mill for refractory production in accordance with the present invention;

fig. 6 is a perspective view of a jet mill for refractory production according to the present invention with parts removed.

1. A grading mechanism; 2. an air supply mechanism; 3. a feeding mechanism; 4. a housing; 11. a classifying screen box; 12. a discharge pipe; 13. a small pillar; 14. a top plate; 15. coarse screening; 21. an upper air pipe; 22. a lower trachea; 23. an air nozzle; 24. distributing an air supply pipe; 25. a main gas supply pipe; 26. an air duct; 27. positioning a plate; 31. a feeding box; 32. a feed pipe; 41. a material guiding bin; 42. a first storage bin; 43. a second storage bin; 44. a discharging bin; 45. a discharge pipe; 46. a support post; 47. damping callus on sole.

Detailed Description

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

in the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, are not to be construed as limiting the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, 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 by those of ordinary skill in the art through specific situations.

As shown in fig. 1-6, an air flow mill for refractory material production comprises a grading mechanism 1 for grading and screening particles, an air supply mechanism 2 for conveying high-speed air to equipment to polish the particles, a feeding mechanism 3 for feeding and processing the particles, and a housing 4 for providing a working space, wherein the air supply mechanism 2 is arranged at the lower side of the grading mechanism 1, the feeding mechanism 3 is arranged between the air supply mechanisms 2, and the housing 4 is arranged outside the feeding mechanism 3 and the air supply mechanism 2.

In this example: the grading mechanism 1 comprises a grading sieve box 11 used for grading and sieving material airflow, a discharge pipe 12 used for leading out processed materials is fixedly connected to the rear side of the grading sieve box 11, a top plate 14 used for slowing down impact of ascending airflow of the materials is arranged on the lower side of the grading sieve box 11, a plurality of small support columns 13 used for improving the passing volume of the material airflow are fixedly connected to the bottom edge of the top plate 14, and a coarse screen 15 used for performing coarse filtration on the material airflow is arranged on the lower side of the top plate 14.

Wherein, the classifying screen box 11 is connected with the discharge pipe 12 in a welding way, and the small support columns 13 are connected with the top plate 14 in a welding way.

In this example: the air supply mechanism 2 comprises an upper air pipe 21 which is used for providing air flow for materials to enable the materials to move and rub with each other, one side of the upper air pipe 21 is fixedly connected with a sub air supply pipe 24 which is used for providing an air flow source, the lower side of the upper air pipe 21 is provided with a lower air pipe 22 which is used for providing material friction air flow, air nozzles 23 which are used for spraying air flow are evenly distributed on the inner sides of the lower air pipe 22 and the upper air pipe 21, the lower side of each air nozzle 23 is provided with an air guide pipe 26 which provides material upward movement air flow, the bottom of each air guide pipe 26 is fixedly connected with a positioning plate 27 which is used for fixing the air guide pipe 26, and the bottom of each positioning plate 27 is fixedly connected with a main air supply pipe 25 which is used for providing an upward air flow power source.

Wherein, go up trachea 21 and branch air supply pipe 24 welded connection, lower trachea 22 and branch air supply pipe 24 welded connection, air nozzle 23 and last trachea 21 pass through welded connection, and air nozzle 23 and lower trachea 22 pass through welded connection, and main air supply pipe 25 passes through bolted connection with locating plate 27, and air duct 26 passes through bolted connection with locating plate 27.

In this example: the feeding mechanism 3 includes a feeding box 31 for supplying the material, and a feeding pipe 32 for feeding the material into the first bin 42 is fixedly connected to the bottom of the feeding box 31.

Wherein, feed box 31 and feed pipe 32 welded connection.

In this example: casing 4 is including the guide storehouse 41 that is used for guiding updraft direction, guide storehouse 41 downside is provided with the first feed bin 42 that is used for providing the material and carries out reaction space, first feed bin 42 downside fixedly connected with is used for storing the second feed bin 43 of whereabouts material, second feed bin 43 downside fixedly connected with is used for guiding the play feed bin 44 of whereabouts material direction, it is provided with the bed charge pipe 45 that is used for deriving the bottom and subsides the material to go out feed bin 44 bottom, go out feed bin 44 outside fixed surface is connected with the pillar 46 that is used for improving mechanism's rigidity, pillar 46 bottom is provided with the damping callus on the sole 47 that reduces equipment vibration.

Wherein, guide bin 41 and first feed bin 42 welded connection, first feed bin 42 and second feed bin 43 welded connection, second feed bin 43 and play feed bin 44 welded connection, go out feed bin 44 and backing material pipe 45 welded connection, pillar 46 and play feed bin 44 welded connection, pillar 46 passes through bolted connection with damping callus on the sole 47.

Wherein, the outer side surface of the second storage bin 43 is provided with a hole for conveniently accommodating the main air supply pipe 25.

Wherein the outer side surface of the first magazine 42 is provided with holes for receiving the air nozzle 23 and the feed pipe 32 therethrough.

In the structure, refractory materials are filled into the feeding box 31, the materials enter the first storage bin 42 from the feeding pipe 32, the materials move upwards to the air nozzle 23 under the pushing of the wind power of the air guide pipe 26, the materials are mutually rubbed and deformed in the space of the first storage bin 42 under the action of the gas sprayed by the air nozzle 23, then the materials with mutually reduced friction move upwards along with the air flow, the materials reach the sieving mechanism after passing through the coarse sieve 15, the speed of the air flow is reduced when the air flow contacts the top plate 14, the materials slowly pass through the grading sieve box 11, and finally the materials meeting the requirements flow out from the bottom material pipe 45.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. An air flow mill for refractory production, characterized by: the particle grading and feeding device comprises a grading mechanism (1) for grading and screening particles, a gas supply mechanism (2) for conveying high-speed gas to equipment to enable the particles to be polished, a feeding mechanism (3) for feeding and processing the particles and a shell (4) for providing a working space, wherein the gas supply mechanism (2) is arranged on the lower side of the grading mechanism (1), the feeding mechanism (3) is arranged between the gas supply mechanisms (2), and the shell (4) is arranged on the outer sides of the feeding mechanism (3) and the gas supply mechanism (2).

2. A jet mill for refractory production according to claim 1, wherein: the grading mechanism (1) comprises a grading sieve box (11), a discharge pipe (12) is fixedly connected to the rear side of the grading sieve box (11), a top plate (14) is arranged on the lower side of the grading sieve box (11), a plurality of small supporting columns (13) are fixedly connected to the bottom edge of the top plate (14), and a coarse screen (15) is arranged on the lower side of the top plate (14).

3. A jet mill for refractory production according to claim 1, wherein: air feed mechanism (2) include air-supply pipe (21), air-supply pipe (24) are divided to air-supply pipe (21) one side fixedly connected with, air-supply pipe (22) down is provided with to air-supply pipe (21) downside, air nozzle (23) have been gone up to air-supply pipe (22) and air-supply pipe (21) inboard equipartition down, air nozzle (23) downside is provided with air duct (26), air duct (26) bottom fixedly connected with locating plate (27), locating plate (27) bottom fixedly connected with main air-supply pipe (25).

4. A jet mill for refractory production according to claim 3, wherein: the feeding mechanism (3) comprises a feeding box (31), and the bottom of the feeding box (31) is fixedly connected with a feeding pipe (32).

5. A jet mill for refractory production according to claim 4, wherein: casing (4) are provided with first feed bin (42) including guide feed bin (41), guide feed bin (41) downside, first feed bin (42) downside fixedly connected with second feed bin (43), second feed bin (43) downside fixedly connected with goes out feed bin (44), goes out feed bin (44) bottom and is provided with feed pipe (45), goes out feed bin (44) outside fixed surface and is connected with pillar (46), and pillar (46) bottom is provided with damping callus on the sole (47).

6. A jet mill for refractory production according to claim 2, wherein: the grading sieve box (11) is connected with the discharge pipe (12) in a welding mode, and the small support columns (13) are connected with the top plate (14) in a welding mode.

7. A jet mill for refractory production according to claim 3, wherein: go up trachea (21) and branch air supply pipe (24) welded connection, trachea (22) and branch air supply pipe (24) welded connection down, air nozzle (23) and last trachea (21) pass through welded connection, air nozzle (23) and trachea (22) pass through welded connection down, main air supply pipe (25) pass through bolted connection with locating plate (27), and air duct (26) pass through bolted connection with locating plate (27).

8. A jet mill for refractory production according to claim 4, wherein: the feeding box (31) is connected with the feeding pipe (32) in a welding way.

9. A jet mill for refractory production according to claim 5, wherein: lead feed bin (41) and first feed bin (42) welded connection, first feed bin (42) and second feed bin (43) welded connection, second feed bin (43) and play feed bin (44) welded connection, go out feed bin (44) and backing material pipe (45) welded connection, pillar (46) and play feed bin (44) welded connection, pillar (46) pass through bolted connection with damping callus on the sole (47).

10. A jet mill for refractory production according to claim 5, wherein: the outer side surface of the second storage bin (43) is provided with a hole for accommodating the main air supply pipe (25) to pass through, and the outer side surface of the first storage bin (42) is provided with a hole for accommodating the air nozzle (23) and the feed pipe (32) to pass through.