CN219560363U

CN219560363U - Drum screening machine

Info

Publication number: CN219560363U
Application number: CN202320862627.2U
Authority: CN
Inventors: 胡万春
Original assignee: Guiyang Haideng Technology Co ltd
Current assignee: Guiyang Haideng Technology Co ltd
Priority date: 2023-04-18
Filing date: 2023-04-18
Publication date: 2023-08-22
Anticipated expiration: 2033-04-18

Abstract

The utility model relates to the technical field of drum screening machines and discloses a drum screening machine, which comprises a box body, wherein a screening net drum main body is arranged in the box body, a feed inlet is arranged on the outer side of the screening net drum main body, a first motor for driving the screening net drum main body to rotate is arranged at one end of the outer side of the box body, one end of the screening net drum main body far away from the first motor is connected with a connecting pipe for communicating the interior of the screening net drum main body, and a cleaning device capable of being horizontally inserted into the interior of the screening net drum main body from the connecting pipe is arranged in the box body.

Description

Drum screening machine

Technical Field

The utility model relates to the technical field of drum screening machines, in particular to a drum screening machine.

Background

The drum screening machine is a common device used in compound fertilizer production, is mainly used for separating finished products from returned materials, can also realize classification of the finished products, enables the finished products to be uniformly classified, is mainly composed of a motor, a speed reducer and a drum, and utilizes high-speed rotation of the drum to realize separation of particles with different sizes.

The Chinese patent of publication No. CN218394575U discloses a drum-type aluminum ash screening machine, which comprises a bottom plate, wherein the upper end of the bottom plate is fixedly connected with a material containing box, all aluminum materials can be conveyed to the middle when rotating in the forward direction and slowly screened, and the aluminum materials can be conveyed out through a spiral material conveying plate to be uniformly recovered when reversely starting to rotate, so that the drum-type aluminum ash screening machine is convenient and quick.

The prior art solutions described above have the following drawbacks: but in the above-mentioned scheme, can only clear up the inboard of cylinder, and the cleaning effect is single, can not clear up the inside wall face comprehensively, and also can not dredge the clearance with the screening thing of joint in the filtration pore outside, screening effect is poor.

To this end, we propose a drum screen.

Disclosure of Invention

The utility model mainly solves the above-mentioned prior art problems and provides a drum screening machine.

In order to achieve the above object, the utility model adopts the following technical scheme that the drum screening machine comprises a box body, a screening net drum main body is arranged in the box body, a feed inlet is arranged on the outer side of the screening net drum main body, a first motor for driving the screening net drum main body to rotate is arranged at one end of the outer side of the box body, one end of the screening net drum main body far away from the first motor is connected with a connecting pipe for communicating the interior of the screening net drum main body, a cleaning device capable of being horizontally inserted into the interior of the screening net drum main body from the connecting pipe is arranged in the box body, a cylinder for driving the cleaning device is arranged at one end of the box body far away from the first motor, and the cleaning device comprises:

the sealing plate is arranged at the inner side of the connecting pipe, and the outer side of the sealing plate is connected with the output shaft of the air cylinder;

the two sealing rings are respectively arranged at one end, far away from each other, of the outer cylinder of the sealing plate;

the connecting ring is fixed on the sealing plate between the two sealing rings, and the inner sides of the connecting rings are movably connected with a circle of movable rotating rods;

the roller is characterized in that a circle of movable rotating rods are distributed at equal intervals at the edge of one end of the sealing plate, which is close to the screening net drum main body, and a first cleaning brush is connected to an outer cylinder of each movable rotating rod;

two groups of second cleaning brushes which are adhered to the outer surface of the feed inlet are symmetrically connected to the two sides of the inner side of the box body.

Preferably, the first cleaning brushes on each movable rotating rod are three groups, and the included angle between the three groups of first cleaning brushes is one hundred twenty degrees.

Preferably, each first cleaning brush has a rectangular structure, and the cross section of each first cleaning brush is fan-shaped.

Preferably, the output shaft of screening net section of thick bamboo main part has the ring flange, and the one end that first motor is close to screening net section of thick bamboo main part is connected with the docking collar with the mutual block usefulness of ring flange, and the outside periphery threaded connection of docking collar has round gim peg.

Preferably, both sealing rings are elastic rubber rings.

Preferably, a supporting plate positioned at the lower end of the air cylinder is fixedly connected to the outer side of the box body.

Advantageous effects

The utility model provides a drum screening machine. The beneficial effects are as follows:

(1) According to the roller screening machine, the second cleaning brush which is in sliding friction with the outer wall surface of the screening net drum main body and the cleaning device which is horizontally inserted from the outer side of the screening net drum main body are respectively arranged in the box body, when the inside of the screening net drum main body is subjected to rolling screening, the inner side and the outer side of the screening net drum main body are in sliding friction along with the rotation of the screening net drum main body, so that the cleaning effect of filtering holes in the screening net drum main body is improved, and the influence of the blocking of holes in an outer cylinder of the screening net drum main body on the screening efficiency in the screening net drum main body is avoided; meanwhile, the cleaning device capable of being horizontally adjusted from the outer side of the screening net drum main body is adopted, when the screening net drum main body is inside to finish cleaning, the output shaft of the air cylinder can be started to shrink to draw out the cleaning device from the screening net drum main body, so that the cleaning device is convenient to clean large particle impurities or screening raw materials remained in the screening net drum main body.

(2) This drum screening machine, through being provided with two sets of sealing rings on cleaning device's closing plate, when cleaning device inserts the inside of screening net section of thick bamboo main part, two sets of elastic closing plate and the inboard both sides of connecting pipe of having carry out sliding friction, play dual isolation's effect to screening net section of thick bamboo main part inside screening thing, avoid screening net section of thick bamboo main part inside screening thing to spill from the outside of connecting pipe appearing, go-between cooperation gyro wheel between two sets of sealing rings simultaneously, improve with the interior side surface of connecting pipe between sliding friction.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It will be apparent to those skilled in the art from this disclosure that the drawings described below are merely exemplary and that other embodiments may be derived from the drawings provided without undue effort.

The structures, proportions, sizes, etc. shown in the present specification are shown only for the purposes of illustration and description, and are not intended to limit the scope of the utility model, which is defined by the claims, so that any structural modifications, changes in proportions, or adjustments of sizes, which do not affect the efficacy or the achievement of the present utility model, should fall within the ambit of the technical disclosure.

FIG. 1 is a schematic perspective view of a drum screen of the present utility model;

FIG. 2 is a front exploded view of the cleaning device and screen drum body of the present utility model;

FIG. 3 is a rear exploded view of the cleaning device and screen drum body of the present utility model.

Legend description:

1. a case; 2. a screen drum body; 3. a first motor; 4. a feed inlet; 5. a connecting pipe; 6. a support plate; 7. a cylinder; 8. a sealing plate; 9. a seal ring; 10. a connecting ring; 11. a roller; 12. a movable rotating rod; 13. a first cleaning brush; 14. a second cleaning brush; 15. a docking collar; 16. and a fixing bolt.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but 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.

Examples: 1-3, comprises a box 1, a screening net drum main body 2 is arranged in the box 1, a feed inlet 4 is arranged on the outer side of the screening net drum main body 2, a first motor 3 for driving the screening net drum main body 2 to rotate is arranged at one end of the outer side of the box 1,

one end that screening net section of thick bamboo main part 2 kept away from first motor 3 is connected with the inside connecting pipe 5 of intercommunication screening net section of thick bamboo main part 2, and the inside of box 1 is provided with can be horizontally from connecting pipe 5 inserts screening net section of thick bamboo main part 2 inside cleaning device, and the one end that first motor 3 was kept away from to box 1 sets up drive cleaning device's cylinder 7, and the outside fixedly connected with of box 1 is located the back plate 6 of cylinder 7 lower extreme, and cleaning device includes movable bull stick 12, first cleaning brush 13, second cleaning brush 14 and docking ring 15:

the sealing plate 8 is arranged at the inner side of the connecting pipe 5, and the outer side of the sealing plate 8 is connected with the output shaft of the air cylinder 7;

the two sealing rings 9 are respectively arranged at the end, away from each other, of the outer cylinder of the sealing plate 8, and the two sealing plates 8 are rubber rings;

the connecting ring 10 is fixed on the sealing plate 8 between the two sealing rings 9, and the inner side of the connecting ring 10 is movably connected with a circle of movable rotating rod 12;

a circle of movable rotating rods 12 are distributed at equal intervals on the edge of one end of the sealing plate 8, which is close to the screening net drum main body 2, and a first cleaning brush 13 is connected to the outer cylinder of each movable rotating rod 12;

two groups of second cleaning brushes 14 which are adhered to the outer surface of the feed inlet 4 are symmetrically connected to the two sides of the inner side of the box body 1.

In order to improve the service life of the first cleaning brushes 13 and the effect of cleaning the inner wall surface of the screening net barrel main body 2, the first cleaning brushes 13 on each movable rotating rod 12 are three groups, the included angle between the three groups of first cleaning brushes 13 is one hundred twenty degrees, each first cleaning brush 13 is of a rectangular structure, the cross section of each first cleaning brush 13 is fan-shaped, three groups of first cleaning brushes 13 are arranged on each movable rotating rod 12, the first cleaning brushes 13 on each group of movable rotating rods 12 roll along with the inner wall surface of the screening net barrel main body 2 along with the rotation of the screening net barrel main body 2, the first cleaning brushes 13 on each movable rotating rod 12 can uniformly slide against the inner wall surface of the screening net barrel main body 2, the cleaning effect of the inner side plugging holes of the screening net barrel main body 2 is improved, meanwhile, the first cleaning brushes 13 on each group of movable rotating rods 12 slide along with the rotation of the screening net barrel main body 2, the friction loss of a single first cleaning brush 13 is reduced, and the service life of the first cleaning brushes 13 is prolonged.

In order to facilitate the installation of the screening net drum main body 2 in the box body 1, a flange plate is connected to an output shaft of the screening net drum main body 2, one end, close to the screening net drum main body 2, of the first motor 3 is connected with a butt joint ring 15 which is mutually clamped with the flange plate, and a circle of fixing bolts 16 are connected to the periphery of the outer side of the butt joint ring 15 in a threaded mode.

The working principle of the utility model is as follows: through respectively arranging the second cleaning brush 14 which is in sliding friction with the outer wall surface of the screening net drum main body 2 and the cleaning device which is horizontally inserted from the outer side of the screening net drum main body 2 in the box body 1, when the inside of the screening net drum main body 2 is subjected to rolling screening, the inner side and the outer side of the screening net drum main body 2 are in sliding friction along with the rotation of the screening net drum main body 2, so that the cleaning effect of filtering holes on the screening net drum main body 2 is improved, and the influence of the blocking of holes on the outer cylinder of the screening net drum main body 2 on the screening efficiency of the inside of the screening net drum main body 2 is avoided; meanwhile, the cleaning device capable of being horizontally adjusted from the outer side of the screening net drum main body 2 is adopted, when the screening net drum main body 2 is inside to finish cleaning, the output shaft of the air cylinder 7 can be started to shrink to draw out the cleaning device from the screening net drum main body 2, so that the cleaning device is convenient to clean the residual large particle impurities or screening raw materials inside the screening net drum main body 2.

Through being provided with two sets of sealing rings 9 on cleaning device's closing plate 8, when cleaning device inserts screening net section of thick bamboo main part 2's inside, two sets of elastic closing plate 8 and connecting pipe 5 inboard both sides carry out sliding friction, play dual isolation's effect to screening net section of thick bamboo main part 2 inside screening thing, avoid screening net section of thick bamboo main part 2 inside screening thing to spill from the outside of connecting pipe 5 the condition appearance, go-between 10 cooperation gyro wheel 11 between two sets of sealing rings 9 simultaneously, improve with the inboard surface of connecting pipe 5 between sliding friction.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a drum screening machine, includes box (1), the inside of box (1) is provided with screening net section of thick bamboo main part (2), and feed inlet (4) are installed in the outside of screening net section of thick bamboo main part (2), and the outside one end of box (1) is provided with drive screening net section of thick bamboo main part (2) pivoted first motor (3), its characterized in that: one end that screening net section of thick bamboo main part (2) kept away from first motor (3) is connected with inside connecting pipe (5) of intercommunication screening net section of thick bamboo main part (2), and the inside of box (1) is provided with can be horizontally insert screening net section of thick bamboo main part (2) inside cleaning device from connecting pipe (5), and one end that first motor (3) was kept away from to box (1) sets up cylinder (7) of drive cleaning device, and cleaning device includes:

the sealing plate (8) is arranged at the inner side of the connecting pipe (5), and the outer side of the sealing plate (8) is connected with the output shaft of the air cylinder (7);

the two sealing rings (9) are respectively arranged at one end, away from each other, of the outer cylinder of the sealing plate (8);

the connecting ring (10), the connecting ring (10) is fixed on the sealing plate (8) between the two sealing rings (9), and a circle of movable rotating rod (12) is movably connected to the inner side of the connecting ring (10);

the roller (11), the edge of one end of the sealing plate (8) close to the screening net drum main body (2) is distributed with a circle of movable rotating rods (12) at equal intervals, and the outer cylinder of each movable rotating rod (12) is connected with a first cleaning brush (13);

two groups of second cleaning brushes (14) which are adhered to the outer surface of the feed inlet (4) are symmetrically connected to the two sides of the inner side of the box body (1).

2. A drum screen as claimed in claim 1, wherein: the first cleaning brushes (13) on each movable rotating rod (12) are three groups, and the included angle between the three groups of first cleaning brushes (13) is one hundred twenty degrees.

3. A drum screen as claimed in claim 1, wherein: each first cleaning brush (13) is of a rectangular structure, and the cross section of each first cleaning brush (13) is of a fan shape.

4. A drum screen as claimed in claim 1, wherein: the screening net drum is characterized in that an output shaft of the screening net drum main body (2) is connected with a flange plate, one end of the first motor (3) close to the screening net drum main body (2) is connected with a butt joint ring (15) which is mutually clamped with the flange plate, and the outer periphery of the butt joint ring (15) is connected with a circle of fixing bolts (16) in a threaded mode.

5. A drum screen as claimed in claim 1, wherein: both sealing rings (9) are elastic rubber rings.

6. A drum screen as claimed in claim 1, wherein: the outside of box (1) fixedly connected with is located backing plate (6) of cylinder (7) lower extreme.