CN219745068U - Discharging device of jet mill - Google Patents

Abstract

The utility model provides a discharging device of an air flow pulverizer, which comprises a pulverizing mechanism, wherein the pulverizing mechanism comprises an air flow pulverizer body and a discharging cylinder; the top of the discharging cylinder is arranged at a discharge port of the jet mill body; the dredging mechanism comprises a sliding bearing, a main gear, a pinion, a servo motor, a speed reducer, a U-shaped rod, an arc-shaped push piece and a pointed cone; the inner ring of the sliding bearing is fixedly connected to the outer side wall of the discharging cylinder, the outer ring of the sliding bearing is fixedly connected to the inner side wall of the main gear, and the output shaft of the servo motor is fixed to the inner side wall of the auxiliary gear through the speed reducer. According to the utility model, through the arrangement of the U-shaped rod and the pointed cone head, when deeper dredging is needed, the pointed cone head is inserted into the material to form small perforations, so that the arc-shaped pushing piece is deeper into the material to dredge, the problem of material blockage can be more effectively solved, and the discharging efficiency is improved.

Description

Discharging device of jet mill

Technical Field

The utility model relates to a discharging device, in particular to a discharging device of an airflow pulverizer, and belongs to the technical field of pulverizers.

Background

The jet mill is widely applied to the production and manufacture of nonmetallic minerals, chemical raw materials and the like, and the jet mill is formed by the principle that high-speed air flow drives materials to move at a high speed so as to enable the materials to collide with each other and to be crushed by friction;

the known Chinese published patent (CN 208288188U) discloses a discharging device of an airflow pulverizer, which comprises a pulverizer and a stepping motor, wherein the bottom of the pulverizer is connected with a discharging cylinder which is of a cylindrical hollow structure, openings are formed in two ends of the discharging cylinder, the discharging cylinder is communicated with the inside of the pulverizer, and two groups of material passing devices are arranged in the discharging cylinder; starting a stepping motor, when the stepping motor drives an adjusting screw to rotate, the stirring rod rotates along with the rotation, the two groups of adjusting blocks are far away from or close to each other, the adjusting rod is driven to stretch out and draw back in the discharging cylinder, then the angle between the supporting rods changes, the material in the discharging cylinder is dredged back and forth, discharging is facilitated, and the loosening effect is improved;

the discharging device of the jet mill relates to a plurality of movable connecting parts, such as supporting rods, sliding blocks, adjusting rods and the like, wherein the movable connecting parts are in a continuous friction state when being matched in a discharging cylinder and can be continuously contacted with materials, so that the discharging device can cause quicker abrasion and unstable operation and can cause poor discharging effect;

for this purpose, a discharge device of a jet mill is proposed.

Disclosure of Invention

In view of the foregoing, the present utility model provides a discharge device of an air flow pulverizer, which solves or alleviates the technical problems existing in the prior art, and at least provides a beneficial choice.

The technical scheme of the utility model is realized as follows: a discharge device of a jet mill comprises

The crushing mechanism comprises an airflow crusher body and a discharge cylinder;

the top of the discharging cylinder is arranged at a discharge port of the jet mill body;

the dredging mechanism comprises a sliding bearing, a main gear, a pinion, a servo motor, a speed reducer, a U-shaped rod, an arc-shaped push piece and a pointed cone;

the inner ring of the sliding bearing is fixedly connected to the outer side wall of the discharging cylinder, the outer ring of the sliding bearing is fixedly connected to the inner side wall of the main gear, an output shaft of the servo motor is fixed to the inner side wall of the auxiliary gear through the speed reducer, the main gear is in meshed connection with the outer side wall of the auxiliary gear, two electric push rods are connected to the bottom of the main gear through bolts, an output rod of each electric push rod is fixedly connected to one end of each U-shaped rod, the other end of each U-shaped rod is located on the inner side of the discharging cylinder, the arc push piece is fixedly connected to the outer side wall of the U-shaped rod located on the inner side of the discharging cylinder, and the other end of each U-shaped rod is fixedly connected to the bottom of each pointed cone.

Further preferably, a body fixing bracket is arranged on the outer side wall of the jet mill body.

Further preferably, a fixing frame is fixedly connected to one side of the bottom of the machine body fixing support, and the fixing frame is fixedly connected with the outer side of the servo motor.

Further preferably, the arc angles of the two arc-shaped pushing pieces are opposite.

Further preferably, the wall of the discharging cylinder is positioned in the U-shaped groove of the U-shaped rod.

Further preferably, a switch group is installed on one side of the body fixing support, and an electrical output end of the switch group, the servo motor and the electric push rod are arranged on the switch group.

By adopting the technical scheme, the embodiment of the utility model has the following advantages:

1. according to the utility model, the dredging mechanism is adopted to dredge materials in the discharging cylinder, the auxiliary gear is driven to rotate through the servo motor and the speed reducer, so that the main gear rotates under the action of the sliding bearing, and the arc-shaped pushing piece rotates along the arc shape of the surface of the materials, thereby effectively dredging the blocked materials, the pointed arrangement of the arc-shaped pushing piece can cut into the blocked materials, further improving the dredging effect, and the U-shaped rod, the arc-shaped pushing piece and the pointed cone head are not in movable connection with each other, so that continuous friction and material contact cannot occur in the discharging process, abrasion and unstable operation are reduced, and the discharging efficiency and stability are improved.

2. According to the utility model, through the arrangement of the U-shaped rod and the pointed cone head, when deeper dredging is needed, the pointed cone head is inserted into the material to form small perforations, so that the arc-shaped pushing piece is deeper into the material to dredge, the problem of material blockage can be more effectively solved, and the discharging efficiency is improved.

The foregoing summary is for the purpose of the specification only and is not intended to be limiting in any way. In addition to the illustrative aspects, embodiments, and features described above, further aspects, embodiments, and features of the present utility model will become apparent by reference to the drawings and the following detailed description.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a block diagram of the present utility model;

FIG. 2 is a diagram showing the installation structure of the unloading drum and the dredging mechanism of the utility model;

FIG. 3 is a block diagram of a U-shaped bar and arcuate push tab of the present utility model;

fig. 4 is a block diagram of the dredging mechanism of the present utility model.

Reference numerals: 10. a crushing mechanism; 12. an air flow pulverizer body; 13. a discharge cylinder; 14. a body fixing bracket; 15. a fixing frame; 16. a switch group; 20. a dredging mechanism; 21. a sliding bearing; 22. a main gear; 23. a pinion gear; 24. a servo motor; 25. a speed reducer; 26. an electric push rod; 27. a U-shaped rod; 28. an arc pushing piece; 29. a pointed cone head.

Detailed Description

Hereinafter, only certain exemplary embodiments are briefly described. As will be recognized by those of skill in the pertinent art, the described embodiments may be modified in various different ways without departing from the spirit or scope of the present utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive.

Embodiments of the present utility model will be described in detail below with reference to the accompanying drawings.

As shown in fig. 1 to 4, an embodiment of the present utility model provides a discharge device of a jet mill, comprising a mill mechanism 10, the mill mechanism 10 comprising a jet mill body 12 and a discharge cylinder 13;

the top of the discharging cylinder 13 is arranged at the discharging port of the jet mill body 12;

the dredging mechanism 20, wherein the dredging mechanism 20 comprises a sliding bearing 21, a main gear 22, a pinion 23, a servo motor 24, a speed reducer 25, a U-shaped rod 27, an arc-shaped push piece 28 and a pointed cone 29;

the inner ring of slide bearing 21 is fixedly connected to the lateral wall of a discharge cylinder 13, the outer ring of slide bearing 21 is fixedly connected to the inner side wall of a main gear 22, the output shaft of a servo motor 24 is fixed to the inner side wall of a secondary gear 23 through a speed reducer 25, the main gear 22 is connected with the outer side wall of the secondary gear 23 in a meshed mode, two electric push rods 26 are connected to the bottom of the main gear 22 through bolts, the output rods of the electric push rods 26 are fixedly connected to one ends of U-shaped rods 27, the other ends of the U-shaped rods 27 are located on the inner lateral side of the discharge cylinder 13, arc push pieces 28 are fixedly connected to the outer side wall of the U-shaped rods 27 located inside the discharge cylinder 13, the other ends of the U-shaped rods 27 are fixedly connected to the bottom of a sharp conical head 29, and the cylinder wall of the discharge cylinder 13 is located in a U-shaped groove of the U-shaped rods 27.

In one embodiment, the outer side wall of the jet mill body 12 is provided with a body fixing bracket 14, one side of the bottom of the body fixing bracket 14 is fixedly connected with a fixing bracket 15, and the fixing bracket 15 is fixedly connected with the outer side of the servo motor 24.

In one embodiment, the arc angles of the two arc-shaped pushing plates 28 are opposite, and the two arc-shaped pushing plates 28 can form a state of chasing each other when rotating, so that the materials can be pushed and dredged uniformly.

In one embodiment, a switch group 16 is installed on one side of the body fixing support 14, and the electrical output end of the switch group 16, the servo motor 24 and the electric push rod 26 control the start and the close of the servo motor 24 and the electric push rod 26 through the switch group 16 so as to dredge the material blockage in the discharging cylinder 13.

The utility model works when in work: the fan blade rotating at a high speed is used for rapidly crushing materials into particles under the action of air flow, then the particles are discharged into the discharging cylinder 13, when the inside of the discharging cylinder 13 is blocked, the inside of the discharging cylinder 13 is dredged through the dredging mechanism 20, specifically, the servo motor 24 is started by a worker, the high-speed rotation of the servo motor 24 is converted into low-speed large torque output through the speed reducer 25, the pinion 23 is driven to rotate by the output shaft of the speed reducer 25, so that the main gear 22 rotates under the action of the sliding bearing 21, the arc-shaped push piece 28 is driven to rotate in the discharging cylinder 13 through the electric push rod 26, when the deeper materials need to be dredged, the U-shaped rod 27 moves upwards through the end part of the U-shaped rod 27, which is positioned in the discharging cylinder 13, drives the pointed cone head 29 to be penetrated into the materials, small perforations are formed inside the blocked materials, the blocking of the materials is reduced, the arc-shaped push piece 28 can be rotated along the surface of the materials, the blocked materials can be dredged, the tip of the arc-shaped push piece 28 can be effectively cut into the materials when the arc-shaped push piece 28 is arranged to dredge the inside.

The foregoing is merely illustrative of the present utility model, and the present utility model is not limited thereto, and any person skilled in the art will readily recognize that various changes and substitutions are possible within the scope of the present utility model. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.

Claims (6)

1. An air current rubbing crusher discharge apparatus, its characterized in that: comprising

A pulverizing mechanism (10), the pulverizing mechanism (10) comprising an air flow pulverizer body (12) and a discharge cylinder (13);

the top of the discharging cylinder (13) is arranged at the discharge port of the jet mill body (12);

the dredging mechanism (20) comprises a sliding bearing (21), a main gear (22), a pinion (23), a servo motor (24), a speed reducer (25), a U-shaped rod (27), an arc-shaped pushing piece (28) and a pointed cone (29);

the inner ring of slide bearing (21) fixed connection in the lateral wall of section of thick bamboo (13) of unloading, the outer lane fixed connection of slide bearing (21) in the inside wall of main gear (22), the output shaft of servo motor (24) passes through speed reducer (25) with the inside wall of pinion (23) is fixed, main gear (22) are connected with the lateral wall meshing of pinion (23), the bottom bolted connection of main gear (22) has two electric putter (26), the output pole fixed connection of electric putter (26) in the one end of U type pole (27), the other end of U type pole (27) is located the inside avris of section of thick bamboo (13) of unloading, arc ejector pad (28) fixed connection in U type pole (27) are located the inside lateral wall of section of thick bamboo (13) of unloading, the other end fixed connection of U type pole (27) in the bottom of pointed cone (29).

2. A jet mill discharge apparatus as claimed in claim 1, wherein: the outer side wall of the jet mill body (12) is provided with a body fixing bracket (14).

3. A jet mill discharge apparatus as claimed in claim 2, wherein: the machine body fixing support is characterized in that a fixing frame (15) is fixedly connected to one side of the bottom of the machine body fixing support (14), and the fixing frame (15) is fixedly connected with the outer side of the servo motor (24).

4. A jet mill discharge apparatus as claimed in claim 1, wherein: the arc angles of the two arc pushing pieces (28) are opposite.

5. A jet mill discharge apparatus as claimed in claim 1, wherein: the wall of the discharging cylinder (13) is positioned in the U-shaped groove of the U-shaped rod (27).

6. A jet mill discharge apparatus as claimed in claim 2, wherein: a switch group (16) is arranged on one side of the machine body fixing support (14), and an electrical output end of the switch group (16) is connected with the servo motor (24) and the electric push rod (26).