CN219356849U

CN219356849U - Brush assembly and rolling screen machine

Info

Publication number: CN219356849U
Application number: CN202320715303.6U
Authority: CN
Inventors: 蔡成立; 余家阳; 徐洪银; 潘宣宇; 张小雄
Original assignee: Wenling Zeguo Chemical Machinery Co ltd
Current assignee: Wenling Zeguo Chemical Machinery Co ltd
Priority date: 2023-04-04
Filing date: 2023-04-04
Publication date: 2023-07-18
Anticipated expiration: 2033-04-04

Abstract

The utility model provides a hairbrush assembly and a roller screening machine, and belongs to the technical field of machinery. It has solved the not good problem of current screen roller brush roller life-span. In the utility model, the brush assembly comprises a frame and a brush roller horizontally arranged on the frame, a bracket is arranged between the brush roller and the frame, the lower end of the bracket is hinged with the frame through a rotating shaft horizontally arranged, the axes of the rotating shaft and the brush roller are arranged in parallel, and both ends of the brush roller are rotatably arranged at the upper end of the bracket; the frame is also provided with a support structure for supporting the bracket to limit the angle of the bracket lower hem; the screening machine comprises a plurality of brush assemblies as described above. The brush assembly and the roller screen machine can prolong the service life of the brush roller.

Description

Brush assembly and rolling screen machine

Technical Field

The utility model belongs to the technical field of machinery, and relates to a hairbrush assembly on one hand and a roller screening machine applying the hairbrush assembly on the other hand.

Background

When producing fertilizer, the uneven phenomenon of particle diameter can appear in the granulation process, need to screen the fertilizer granule after the granulation, use the roll screen(s) to screen in the trade often, but fertilizer granule card easily on the screen drum, leads to screening efficiency reduction.

For the above problems, people have realized that the defects are overcome and improved, an organic fertilizer drum screen (application number: 201621404657.5) disclosed in Chinese patent library comprises a frame, a screen drum, a driving motor for driving the screen drum to rotate, a first rotating shaft, a brush roller and a feeding hole, wherein the screen drum is obliquely arranged on the frame, a waste outlet is arranged at the lowest inclined end of the screen drum, and the mesh number of the screen drum from the feeding hole to the waste outlet is gradually reduced, and the organic fertilizer drum screen is characterized in that: the utility model discloses a screen cylinder, including a screen cylinder, a feed inlet, a first pivot, a second pivot, a brush roller, a first belt pulley, a second belt pulley, a brush roller, a third belt pulley, a first hopper, a second hopper and a third hopper are arranged below the screen cylinder, the first hopper, the second hopper and the third hopper are all arranged on two side walls of the first hopper, the second hopper and the third hopper, the brush roller is sleeved on a second pivot, two ends of the second pivot are respectively arranged at the top of a frame in parallel with the screen cylinder by adopting a bearing seat, the brush on the brush roller is in contact with the surface of the screen cylinder, one end of the first pivot and the second pivot, which is far away from the feed inlet, is provided with the first belt pulley and the second belt pulley, and the first belt pulley and the second belt pulley are connected by a belt.

The roller screen cleans the screen cylinder by utilizing the contact between the brush on the brush roller and the surface of the screen cylinder, so that the problem of blockage of the screen cylinder is well solved. However, this trommel still has a problem: in practical products, the screen cylinder is generally formed by splicing and welding a plurality of parts, and the coaxiality of the screen cylinder is not very high, so that the brush part on the brush roller can be in excessive contact with the screen cylinder, and the screen cylinder is subjected to larger deformation resistance when rotating, and is easy to damage.

Disclosure of Invention

The utility model aims to solve the problems in the prior art and provides a brush assembly and a roller screen machine capable of prolonging the service life of a brush roller.

On one hand, the utility model provides a hairbrush assembly, which comprises a frame and hairbrush rollers horizontally arranged on the frame, and is characterized in that a bracket is arranged between the hairbrush rollers and the frame, the lower end of the bracket is hinged with the frame through a rotating shaft horizontally arranged, the axes of the rotating shaft and the hairbrush rollers are arranged in parallel, and both ends of the hairbrush rollers are rotatably arranged at the upper end of the bracket; the frame is also provided with a supporting structure for supporting the bracket to limit the angle of the bracket lower hem.

During actual assembly, under the cooperation of gravity and the supporting structure, the brush roller presses the outer edge of the screen cylinder of the roller screen machine, and rotates along with the screen cylinder to clean the screen cylinder.

The brush roller is in swinging connection with the frame by utilizing the cooperation of the bracket and the rotating shaft, so that the screen cylinder can force the brush roller to swing upwards during actual operation, the quantity of the brush hairs embedded into the screen cylinder is reduced, and the deformation resistance of the brush hairs is reduced, so that the service life of the brush roller is prolonged.

In the above brush assembly, the supporting structure includes a block horizontally fixed on the frame, the length of the block extends along the axial direction of the brush roller, the block is located at the lower side of the bracket, and the bracket presses on the block. By adopting the design, the device has the advantages of simple structure and convenient installation.

In the brush assembly, the block body and the frame are detachably and fixedly connected, so that the lower swing angle of the brush roller is adjusted by changing the height of the block body, different working conditions can be met, and the assembly and adjustment are convenient.

In the above-mentioned brush subassembly, the frame is including the level setting and be rectangular form channel-section steel, and the cross-section of channel-section personally submits the spill that matches with the block, and the block card is established in the channel-section steel, and the block upside stretches out the channel-section steel, when realizing that block and frame can dismantle the solid even, again through pushing the alright realization block dismouting of release mode, further convenient equipment.

In the brush assembly described above, the block body is made of wood. Because the roller screen machine is used for fertilizer processing production, and the block body is made of wood, the roller screen machine has stronger corrosion resistance and prolonged service life.

In the hairbrush assembly, the upper end of the bracket is fixedly provided with the two bearing seats which are arranged in parallel, and the two ends of the hairbrush roller are respectively and rotatably supported on the two bearing seats through the bearings, so that the hairbrush assembly has the advantages of simple structure and stable work.

As another scheme, in the hairbrush assembly, the supporting structure comprises a torsion spring sleeved on the rotating shaft, and two ends of the torsion spring are respectively fixedly connected with the frame and the bracket.

On the other hand, the utility model provides a rolling screen machine, which comprises a central shaft, a screen drum sleeved on the central shaft, the machine frame and the brush assemblies, wherein the central shaft is horizontally and rotatably arranged on the machine frame, the brush rollers of the brush assemblies are parallel to the axis of the central shaft, a positioning frame for supporting and positioning the screen drum is fixed on the central shaft, and the brush assemblies are arranged on two sides of the upper end of the screen drum.

In the roller screen machine, the supporting structures and the brackets are the same in number and in one-to-one correspondence.

The whole brush part is split to form a plurality of groups of brush components, and the brush components can be independently adjusted to match different working conditions on the premise of meeting cleaning effect through reasonable arrangement, so that the brush is convenient to assemble, and the service life of the brush roller can be further prolonged.

Compared with the prior art, the hairbrush assembly and the roller screen machine have the following advantages:

1. the brush roller is in swinging connection with the frame by utilizing the cooperation of the bracket and the rotating shaft, so that the screen cylinder can force the brush roller to swing upwards during actual operation, the quantity of the brush hairs embedded into the screen cylinder is reduced, and the deformation resistance of the brush hairs is reduced, so that the service life of the brush roller is prolonged.

2. The whole brush part is split to form a plurality of groups of brush components, and the brush components can be independently adjusted to match different working conditions on the premise of meeting cleaning effect through reasonable arrangement, so that the brush is convenient to assemble, and the service life of the brush roller can be further prolonged.

Drawings

Fig. 1 is a schematic view of the structure of a screen roller.

FIG. 2 is a schematic illustration of a distribution of multiple brush assemblies on the same side.

FIG. 3 is a schematic view of a brush assembly.

In the figure, 1, a rack; 1a, channel steel; 2. a brush roller; 3. a bracket; 4. a rotating shaft; 5. a bearing seat; 6. a block; 7. a central shaft; 8. a screen drum; 9. and a positioning frame.

Detailed Description

The following are specific embodiments of the present utility model and the technical solutions of the present utility model will be further described with reference to the accompanying drawings, but the present utility model is not limited to these embodiments.

Example 1

As shown in fig. 2 and 3, the brush assembly includes a frame 1 and a brush roll 2 horizontally disposed on the frame 1.

Wherein, the liquid crystal display device comprises a liquid crystal display device,

the brush roll 2 is an existing product which is available on the market.

A bracket 3 is arranged between the brush roller 2 and the frame 1, the lower end of the bracket 3 is hinged with the frame 1 through a rotating shaft 4 which is horizontally arranged, the axes of the rotating shaft 4 and the brush roller 2 are arranged in parallel, and both ends of the brush roller 2 are rotatably arranged at the upper end of the bracket 3; the frame 1 is also provided with a support structure for supporting the bracket 3 to define the angle of the lower hem of the bracket 3. In actual assembly, the brush roller 2 is pressed on the outer edge of the screen drum 8 of the roller screen machine under the cooperation of gravity and the supporting structure, and rotates along with the screen drum 8 to clean the screen drum 8. The brush roller 2 is in swinging connection with the frame 1 by utilizing the cooperation of the bracket 3 and the rotating shaft 4, so that the screen cylinder 8 can force the brush roller 2 to swing upwards during actual operation, thereby reducing the quantity of the brush hairs embedded in the screen cylinder 8, reducing the deformation resistance of the brush hairs, and prolonging the service life of the brush roller 2.

In the present embodiment of the present utility model, in the present embodiment,

a hinge structure is formed between the lower end of the bracket 3 and the frame 1, and the hinge shaft is the rotating shaft 4. In the actual product, the hinge structures are two and distributed along the axial direction of the brush roller 2, so as to improve the swinging stability of the bracket 3.

The brush roller 2 and the bracket 3 are connected as follows: the upper end of the bracket 3 is fixed with two bearing seats 5 which are arranged in parallel, and the two ends of the brush roller 2 are respectively supported on the two bearing seats 5 in a rotating way through bearings, so that the brush roller has the advantages of simple structure and stable work.

The support structure comprises a block 6 horizontally fixed on the frame 1, the length of the block 6 extends along the axial direction of the brush roller 2, the block 6 is positioned at the lower side of the bracket 3, and the bracket 3 is pressed on the block 6. By adopting the design, the device has the advantages of simple structure and convenient installation. Preferably, the block 6 is detachably and fixedly connected with the frame 1, so that the lower swing angle of the brush roller 2 can be adjusted by changing the height of the block 6, and the brush roller is convenient to assemble and adjust in response to different working conditions.

The block 6 and the frame 1 are connected as follows: the frame 1 is including the level setting and be rectangular form channel-section steel 1a, and channel-section steel 1a transversal personally submits the spill that matches with the block 6, and the block 6 card is established in channel-section steel 1a, and the block 6 upside stretches out channel-section steel 1a, when realizing that block 6 and frame 1 can dismantle the solid even, again through pushing the dismouting of release mode alright realization block 6, further convenient equipment.

In actual products, the block 6 is preferably made of wood. The roller screening machine is used for fertilizer processing production, and the block 6 is made of wood, so that the roller screening machine has strong corrosion resistance and prolonged service life.

As shown in fig. 1, the roller screen comprises a central shaft 7, a screen cylinder 8 fitted over the central shaft 7, and the frame 1 and brush assembly described above. Wherein, the central shaft 7 is horizontally and rotatably arranged on the frame 1, and the brush roller 2 of the brush assembly is parallel to the axis of the central shaft 7; the screen cylinder 8 and the central shaft 7 are coaxially arranged, and a positioning frame 9 for supporting and positioning the screen cylinder 8 is fixed on the central shaft 7. Both sides of the upper end of the screen cylinder 8 are provided with the brush assemblies, and at this time, the bristles of the brush roller 2 are in contact with the screen cylinder 8. The brush assemblies on the same side are uniformly distributed along the central shaft 7 at axial intervals, and the brush assemblies on two sides are alternately arranged along the central shaft 7. Preferably, the number of the supporting structures and the positions of the brackets 3 are the same and correspond to each other one by one.

Example two

The structure and principle of the second embodiment are basically the same as those of the first embodiment, except that: the supporting structure comprises a torsion spring sleeved on the rotating shaft 4, and two ends of the torsion spring are respectively fixedly connected with the frame 1 and the bracket 3.

The specific embodiments described herein are offered by way of example only to illustrate the spirit of the utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the utility model or exceeding the scope of the utility model as defined in the accompanying claims.

Claims

1. The hairbrush assembly comprises a frame (1) and a hairbrush roller (2) horizontally arranged on the frame (1), and is characterized in that a bracket (3) is arranged between the hairbrush roller (2) and the frame (1), the lower end of the bracket (3) is hinged with the frame (1) through a rotating shaft (4) horizontally arranged, the axes of the rotating shaft (4) and the hairbrush roller (2) are arranged in parallel, and both ends of the hairbrush roller (2) are rotatably arranged at the upper end of the bracket (3); the frame (1) is also provided with a supporting structure for supporting the bracket (3) to limit the lower swing angle of the bracket (3).

2. A brush assembly according to claim 1, wherein the support structure comprises a block (6) horizontally mounted on the frame (1), the length of the block (6) extending axially along the brush roll (2), the block (6) being located on the underside of the support (3), and the support (3) being pressed against the block (6).

3. A brush assembly according to claim 2, wherein the block (6) is detachably secured to the frame (1).

4. A brush assembly according to claim 3, wherein the frame (1) comprises a horizontally arranged and elongated channel (1 a), the cross section of the channel (1 a) is concave and matched with the block (6), the block (6) is clamped in the channel (1 a), and the upper side of the block (6) extends out of the channel (1 a).

5. A brush assembly according to claim 2 or 3 or 4, characterized in that the block (6) is made of wood.

6. A brush assembly according to claim 1, characterized in that the upper end of the support (3) is fixed with two bearing blocks (5) arranged side by side, and both ends of the brush roll (2) are rotatably supported on the two bearing blocks (5) respectively via bearings.

7. A brush assembly according to claim 1, characterized in that the supporting structure comprises a torsion spring sleeved on the rotating shaft (4), and both ends of the torsion spring are fixedly connected with the frame (1) and the bracket (3) respectively.

8. The utility model provides a rolling screen machine, including center pin (7), cover screen drum (8) on center pin (7) and the brush subassembly of any one of claims 1 ~ 6, center pin (7) horizontal rotation sets up on frame (1), and the brush roller (2) of brush subassembly and center pin (7) both axis parallel arrangement, be fixed with on center pin (7) and be used for supporting locating rack (9) of screen drum (8), screen drum (8) upper end both sides all are provided with foretell brush subassembly, its characterized in that, be in that the brush subassembly of same one side have a plurality of and follow center pin (7) axial interval equipartition, and the brush subassembly that is in both sides is along center pin (7) axial alternate arrangement.

9. The screening machine according to claim 8, characterized in that the support structure and the brackets (3) are identical in number and in a one-to-one correspondence.