CN219210134U

CN219210134U - High-efficient fine grinding raymond mill grader

Info

Publication number: CN219210134U
Application number: CN202222606689.5U
Authority: CN
Inventors: 刘强; 杜长青
Original assignee: Xuzhou Titanium Dioxide Chemical Co ltd
Current assignee: Xuzhou Titanium Dioxide Chemical Co ltd
Priority date: 2022-09-30
Filing date: 2022-09-30
Publication date: 2023-06-20
Anticipated expiration: 2032-09-30

Abstract

The utility model relates to a high-efficiency fine grinding Raymond mill grader, which comprises a lower limiting ring, wherein an upper limiting ring is arranged above the lower limiting ring, a plurality of drill blades are fixedly connected between the upper limiting ring and the lower limiting ring, each drill blade forms an included angle of 30 degrees with the central axis of the upper limiting ring and inclines clockwise, and a connecting mechanism is arranged between the upper limiting rings.

Description

High-efficient fine grinding raymond mill grader

Technical Field

The utility model relates to the technical field of grinding Raymond mill graders, in particular to a high-efficiency fine grinding Raymond mill grader.

Background

In the sulfuric acid process titanium dioxide process, the crushed materials are carried away by wind and enter a classifier for classification, the material particles meeting the requirements pass through the classifier, enter a dust collecting device, and the large-particle materials are blocked by the classifier and fall down along the wall of a cover barrel, so that the materials are repeatedly crushed. Different fineness of the vermicelli can be obtained by adjusting the rotating speed of the classifier. The performance of the classifier is one of the reasons that affects the Raymond mill and system throughput.

The existing Raymond mill grader drill blade is perpendicular to the center point, and the blade is easy to dust accumulation, easy to wear and crack, high in screen residue, high in rotating speed and unsatisfactory in yield, so that the drill blade needs to be improved.

Disclosure of Invention

The utility model aims to provide an efficient fine grinding Raymond mill classifier for solving the problems in the background art.

The technical scheme of the utility model is that the efficient fine grinding Raymond mill grader comprises a lower limiting ring, wherein an upper limiting ring is arranged above the lower limiting ring, a plurality of drill blades are fixedly connected between the upper limiting ring and the lower limiting ring, each drill blade forms an included angle of 30 degrees with the central axis of the upper limiting ring and inclines clockwise, and a connecting mechanism is arranged between the upper limiting rings.

In one embodiment, a plurality of the drill blades are annularly disposed about a central axis of the upper stop collar.

In one embodiment, the coupling mechanism includes the connection storehouse, the connection storehouse is located between the upper limit ring, just the both sides wall fixedly connected with dead lever of connection storehouse, the other end fixed connection of dead lever is on the inner wall of upper limit ring, be equipped with a pair of movable plate in the connection storehouse, a pair of be equipped with the locating lever between the movable plate, a plurality of pairs of constant head tanks have been seted up on the locating lever, be equipped with the locating piece in the constant head tank, locating piece fixed connection is on the lateral wall of movable plate, the bottom fixedly connected with of connection storehouse adjusts the storehouse, be equipped with a pair of movable block in the regulation storehouse, a pair of threaded hole has been seted up on the movable block, a pair of threaded hole respectively threaded connection has first threaded rod and second threaded rod, the left end swing joint of first threaded rod is on the inner wall of regulation storehouse, just fixed connection between first threaded rod and the second threaded rod, the right-hand member of second threaded rod runs through the lateral wall of regulation storehouse to fixedly connected with the rocker, a pair of movable block's top fixedly connected with L shape piece, a pair of movable block is equipped with the movable block and the movable connection is opened on the lateral wall of L shape.

In one embodiment, the pair of moving plates are symmetrically disposed about a central axis of the positioning rod.

In one embodiment, the pair of fixing bars are symmetrically disposed about a central axis of the connecting bin.

In one embodiment, the pair of moving plates are arc-shaped plate structures.

The beneficial effects provided by the utility model are as follows:

1. through making the drill blade be 30 contained angles with the central axis of last spacing ring to be clockwise slope, can make the classifier rotational speed reduce, the screen residue reduces, output promotes, the dust of being convenient for drops.

2. Through setting up such as connecting bin, dead lever, movable plate, locating lever, regulation storehouse, first threaded rod and second threaded rod, can dismantle down the spacing ring, go up spacing ring and drill blade to improve drill blade and maintain the convenience.

Drawings

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

FIG. 2 is a top view of the kinematic plate and the locating lever;

FIG. 3 is an enlarged view of FIG. 1 at A;

FIG. 4 is a front and rear bottom view of the upper stop collar and drill blade;

FIG. 5 is a bottom view of the upper stop collar and drill blade;

fig. 6 is a perspective view of the lower stop collar, upper stop collar and drill blade.

In the attached drawings, 1, a lower limiting ring; 2. an upper limit ring; 3. drill leaves; 4. a connecting bin; 5. a fixed rod; 6. a moving plate; 7. a positioning rod; 8. a positioning block; 9. adjusting the bin; 10. a movable block; 11. a first threaded rod; 12. a second threaded rod; 13. a crank; 14. an L-shaped block; 15. and a movable opening.

Detailed Description

It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other. The technical solution of the present utility model will be further described below with reference to the accompanying drawings of the embodiments of the present utility model, and the present utility model is not limited to the following specific embodiments.

It should be understood that the same or similar reference numerals in the drawings of the embodiments correspond to the same or similar components. In the description of the present utility model, it should be understood that, if there are terms such as "upper", "lower", "front", "rear", "left", "right", "top", "bottom", etc., that indicate an azimuth or a positional relationship based on the directions or the positional relationships shown in the drawings, it is only for convenience of describing the present utility model and simplifying the description, but not for indicating or suggesting that the apparatus or element to be referred to must have a specific azimuth, be constructed and operated in a specific azimuth, so that the terms describing the positional relationship in the drawings are merely for exemplary illustration and should not be construed as limitations of the present patent, and that the specific meanings of the terms described above may be understood by those skilled in the art according to specific circumstances.

In one embodiment, as shown in fig. 1, 2, 3, 4, 5 and 6, a high-efficiency fine grinding Raymond mill classifier comprises a lower limiting ring 1, an upper limiting ring 2 is arranged above the lower limiting ring 1, a plurality of drill blades 3 are fixedly connected between the upper limiting ring 2 and the lower limiting ring 1, each drill blade 3 forms an included angle of 30 degrees with the central axis of the upper limiting ring 2 and inclines clockwise, and a connecting mechanism is arranged between the upper limiting rings 2.

The drill blades 3 are uniformly stressed, so that the installation stability of the drill blades 3 is improved, and in the embodiment, as shown in fig. 6, a plurality of drill blades 3 are annularly arranged about the central axis of the upper limiting ring 2.

In order to facilitate the installation and the disassembly of the upper limiting ring 2, the lower limiting ring 1 and the drill blade 3, in one embodiment, as shown in fig. 1, the connecting mechanism comprises a connecting bin 4, the connecting bin 4 is positioned between the upper limiting rings 2, two side walls of the connecting bin 4 are fixedly connected with fixing rods 5, the other ends of the fixing rods 5 are fixedly connected on the inner wall of the upper limiting rings 2, a pair of moving plates 6 are arranged in the connecting bin 4, a positioning rod 7 is arranged between the pair of moving plates 6, a plurality of pairs of positioning grooves are formed in the positioning rod 7, a positioning block 8 is arranged in the positioning groove, the positioning block 8 is fixedly connected on the side wall of the moving plate 6, the bottom of the connecting bin 4 is fixedly connected with an adjusting bin 9, the regulation storehouse 9 is equipped with a pair of movable block 10, the screw hole has been seted up on a pair of movable block 10, a pair of screw hole threaded connection has first threaded rod 11 and second threaded rod 12 respectively, the left end swing joint of first threaded rod 11 is on the inner wall of regulation storehouse 9, and fixed connection between first threaded rod 11 and the second threaded rod 12, the right-hand member of second threaded rod 12 runs through the lateral wall of regulation storehouse 9, and fixedly connected with crank 13, the top fixedly connected with L shape piece 14 of a pair of movable block 10, a pair of movable port 15 has been seted up at the top of regulation storehouse 9, a pair of L shape piece 14 passes movable port 15 and connects storehouse 4 lateral wall, and fixed connection is on the lateral wall of movable plate 6.

The stress is uniform, the clamping stability of the positioning rod 7 is improved, and in one embodiment, as shown in fig. 1, a pair of moving plates 6 are symmetrically arranged about the central axis of the positioning rod 7.

The stress is even, improves the stability of connecting bin 4 installation, and in one embodiment, as shown in fig. 1, a pair of dead levers 5 are arranged symmetrically about the central axis of connecting bin 4.

The movable plates 6 are made to be more fit with the side walls of the positioning rods 7, so that the clamping stability of the positioning rods 7 is improved, and in one embodiment, as shown in fig. 1, a pair of movable plates 6 are of an arc-shaped plate structure.

Working principle: when the device is used, the positioning rod 7 is fixed on the motor output shaft of the Raymond mill grader, the motor on the Raymond mill grader is started, the motor drives the upper limit ring 2, the drill blade 3 and the lower limit ring 1 to rotate through the positioning rod 7, the connecting mechanism and the fixing rod 5, so that the material is graded, in the using process of the device, an included angle of 30 degrees is formed between the drill blade 3 and the central axis of the upper limit ring 2, the setting of clockwise inclination is adopted, the rotating speed of the grader is reduced, the screen residue is reduced, the yield is improved, dust accumulation is reduced, the device is more wear-resistant, when the upper limit ring 2, the drill blade 3 and the lower limit ring 1 are required to be disassembled, the crank 13 is rotated, the crank 13 drives the second threaded rod 12 and the first threaded rod 11 to rotate, and then the pair of movable blocks 10 are respectively driven to move away through the threaded cooperation between the first threaded rod 11, the second threaded rod 12 and the pair of movable blocks 10, and then the pair of movable blocks 6 are driven to move away through the L-shaped blocks 14, and then the positioning block 8 is far away from the positioning rod 7, the upper limit ring 7 is moved away from the positioning rod 7, the upper limit ring 2 and the drill blade 3 and the lower limit ring 3 are convenient to maintain the drill blade 3 and lower limit ring 3.

The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.

The above examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims

1. The utility model provides a high-efficient meticulous grinding raymond mill grader, its characterized in that, includes down the spacing ring, the top of spacing ring is equipped with the spacing ring down, go up fixedly connected with a plurality of drill blade down between spacing ring, every be 30 contained angles between drill blade and the central axis of last spacing ring to be clockwise slope, be equipped with coupling mechanism between the last spacing ring.

2. The efficient fine grinding raymond mill classifier of claim 1, wherein a plurality of the drill blades are annularly arranged about the central axis of the upper retainer ring.

3. The efficient fine grinding Raymond mill grader according to claim 1, wherein the connecting mechanism comprises a connecting bin, the connecting bin is located between the upper limiting rings, two side walls of the connecting bin are fixedly connected with fixing rods, the other ends of the fixing rods are fixedly connected to the inner wall of the upper limiting rings, a pair of moving plates are arranged in the connecting bin, a positioning rod is arranged between the pair of moving plates, a plurality of pairs of positioning grooves are formed in the positioning rod, a positioning block is arranged in the positioning groove, the positioning block is fixedly connected to the side wall of the moving plate, the bottom of the connecting bin is fixedly connected with an adjusting bin, a pair of movable blocks are arranged in the adjusting bin, threaded holes are formed in the pair of movable blocks, a first threaded rod and a second threaded rod are respectively and in threaded connection with the pair of threaded rods, the left end of the first threaded rod is movably connected to the inner wall of the adjusting bin, the right end of the second threaded rod is fixedly connected to the side wall of the adjusting bin, a pair of rocking blocks are fixedly connected to the side wall of the L-shaped adjusting bin, and the pair of rocking blocks are connected to the L-shaped side wall of the L-shaped adjusting bin and the L-shaped side wall is fixedly connected to the L-shaped side wall of the L-shaped adjusting bin.

4. A highly efficient fine grinding raymond mill classifier as claimed in claim 3 wherein a pair of said moving plates are symmetrically disposed about the central axis of the positioning rod.

5. A highly efficient fine grinding raymond mill classifier as claimed in claim 3 wherein a pair of said fixed bars are symmetrically disposed about the central axis of the connecting bin.

6. A high efficiency fine grinding raymond mill classifier as claimed in claim 3 wherein a pair of said moving plates are of arcuate plate construction.