Cylinder screen for screening and grading solid particles

Abstract

The utility model relates to the technical field of toothed drum screens, and discloses a drum screen for screening and grading solid particles, which comprises a top plate, the right side of the top of the top plate is fixedly connected with a fixing plate, four corners of the bottom of the top plate are fixedly connected with damping spring shock absorbers, and the bottoms of the damping spring shock absorbers are fixedly connected with a bottom plate. And lantern rings which are evenly distributed are fixedly connected to the middle of the bottom of the top plate, second rotating plates are rotationally connected to the inner walls of the lantern rings, sliding blocks are rotationally connected to the other ends of the second rotating plates, and the bottoms of the sliding blocks are slidably connected with the bottom plate. According to the drum screen, the top plate downwards presses the damping spring shock absorber, the second rotating plate can rotate along the top of the sliding block and the lantern ring, so that the sliding block moves towards the two sides, the damper is pulled towards the two sides, secondary shock absorption can be conducted, and under the action of the damper and the damping spring shock absorber, shaking can be rapidly relieved, and the drum screen is balanced.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of cylinder screen, concretely to a solid particle screening and grading cylinder screen. BACKGROUND

[0002] The cylinder screen is a screening equipment, which is mainly composed of a cylindrical barrel, a supporting device, a transmission device and the like. During operation, the cylinder rotates continuously, and the material enters the barrel. During the rotation, the material smaller than the size of the screen hole falls through the screen hole, and the material larger than the size of the screen hole continues to move in the barrel and is discharged from the other end.

[0003] The solid particle screening and grading cylinder screen is a device specially used for processing solid particle materials. It is in the shape of a cylinder. The material is rolled in the barrel through rotation. Different sizes of particles are classified according to the size of the screen hole. The smaller particles fall through the screen hole, and the larger particles are discharged from one end of the barrel. The cylinder screen is widely used in the fields of mining and chemical industry.

[0004] The existing solid particle screening and grading cylinder screen still has the following problems: it does not have the function of reducing vibration. When emergency braking or uneven filtering of materials is required, it will cause violent shaking. Workers usually use heavy objects to press the bottom plate tightly to make the device more stable. However, this will cause damage to the internal parts of the device and reduce the service life of the device. In view of the above problems, a solid particle screening and grading cylinder screen is proposed. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a solid particle screening and grading cylinder screen, which solves the problem of not having the function of reducing vibration in the background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a solid particle screening and grading cylinder screen, which comprises a top plate, a fixed plate fixedly connected to the top right side of the top plate, a damping spring shock absorber fixedly connected to the bottom corners of the top plate, a bottom plate fixedly connected to the bottom of the damping spring shock absorber, a uniformly distributed sleeve ring fixedly connected to the bottom middle of the top plate, a second rotating plate rotatably connected to the inner wall of the sleeve ring, a sliding block rotatably connected to the other end of the second rotating plate, a sliding connection between the bottom of the sliding block and the bottom plate, a partition plate fixedly connected to the top middle of the bottom plate, a damper fixedly connected to the middle of the left and right sides of the partition plate, a fixed connection between the other end of the damper and the sliding block, a third rotating plate rotatably connected to the top of the fixed plate, a collection frame fixedly connected to the top of the third rotating plate, an outer shell fixedly connected to the top of the collection frame, a cylinder screen rotatably connected to the middle of the outer shell, a nut pair slidingly connected to the top left side of the top plate, and a rotating assembly arranged on the right side of the fixed plate.

[0007] By adopting the technical scheme, the damping spring damper is pressed downward by the top plate, the second rotating plate is also rotated along the top of the sliding block and the sleeve ring, the sliding block is moved to the two sides, the damper is pulled to the two sides, secondary damping is realized, and the shaking is quickly relieved under the action of the damper and the damping spring damper, so that the cylindrical screen is balanced.

[0008] As a further description of the above technical scheme: the rotating assembly comprises a second brake motor, the left side of the second brake motor is fixedly connected with the fixed plate, the output end of the second brake motor is fixedly connected with a threaded rod, and the outer ring of the threaded rod is in threaded connection with a nut.

[0009] By adopting the technical scheme, the second brake motor drives the threaded rod, so that the nut moves.

[0010] As a further description of the above technical scheme: the top of the nut is rotationally connected with a first rotating plate, and the other end of the first rotating plate is rotationally connected with a third rotating plate.

[0011] By adopting the technical scheme, the first rotating plate is rotated along the top of the nut and the third rotating plate, so that the angle is adjusted.

[0012] As a further description of the above technical scheme: the top of the bottom plate is provided with second sliding grooves on the left side and the right side and on the front side and the back side, and the inner wall of the second sliding groove is in sliding connection with a sliding block.

[0013] By adopting the technical scheme, the sliding block can stably slide in the inner wall of the second sliding groove.

[0014] As a further description of the above technical scheme: the right back side of the collecting frame is rotationally connected with a frame cover.

[0015] By adopting the technical scheme, the frame cover is opened, and the fine material can be collected.

[0016] As a further description of the above technical scheme: the outer wall of the drum screen is provided with uniformly distributed holes in the middle.

[0017] By adopting the technical scheme, the fine material passes through the holes, so that the filtering purpose is achieved.

[0018] As a further description of the above technical scheme: the left side of the top plate is fixedly connected with first sliding grooves on the front side and the back side in the middle, and the inner wall of the first sliding groove is in sliding connection with the nut.

[0019] By adopting the technical scheme, the nut can slide along the inner wall of the first sliding groove.

[0020] As a further description of the above technical solution: the left side of the collecting frame is fixedly connected to a fixed platform, the top of the fixed platform is fixedly connected to a feed bin, the left side of the feed bin is fixedly connected to a first brake motor, the output end of the first brake motor is fixedly connected to a rotating shaft, a first connecting plate passes through and is fixedly connected to the middle of the outer ring of the rotating shaft, the first connecting plate is fixedly connected to the left side of the inner wall of the drum screen, the right side of the outer ring of the rotating shaft passes through and is fixedly connected to the second connecting plate, and the second connecting plate is fixedly connected to the right side of the inner wall of the drum screen.

[0021] By adopting the above technical solution, the first brake motor drives the rotating shaft to rotate, which can drive the first connecting plate and the second connecting plate to rotate, thereby driving the drum screen to rotate.

[0022] Compared with the prior art, the beneficial effects of the present invention are as follows:

[0023] 1. The utility model provides a cylindrical screen for screening and grading solid particles. The top plate presses the damping spring shock absorber downward, and the second rotating plate can also be rotated along the top of the slider and the ring, so that the slider moves to both sides, thereby pulling the damper to both sides, and secondary vibration reduction can be performed. Under the action of the damper and the damping spring shock absorber, the shaking can be quickly relieved and the cylindrical screen can be balanced.

[0024] 2. The utility model provides a cylindrical screen for screening and grading solid particles. The second brake motor drives the threaded rod to rotate, which can drive the nut pair to slide, thereby driving the first rotating plate to rotate along the top of the nut pair and the third rotating plate, and can drive the entire cylindrical screen to rotate to any angle. For any material, it can be rotated to a suitable angle by means of this operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 It is a three-dimensional diagram of the utility model;

[0026] Figure 2 This is a schematic diagram of the damper of the present utility model;

[0027] Figure 3 It is a cross-sectional view of the utility model.

[0028] In the figure: 1. first brake motor; 2. fixed platform; 3. first rotating plate; 4. nut pair; 5. threaded rod; 6. first slide; 7. second slide; 8. second rotating plate; 9. damper; 10. partition; 11. slider; 12. damping spring shock absorber; 13. top plate; 14. fixed plate; 15. second brake motor; 16. third rotating plate; 17. collecting frame; 18. outer shell; 19. drum screen; 20. feed bin; 21. frame cover; 22. first connecting plate; 23. rotating shaft; 24. hole; 25. second connecting plate; 26. bottom plate; 27. collar. DETAILED DESCRIPTION

[0029] The technical solutions in the embodiments of the utility model will be apparently and completely described in connection with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all the other embodiments obtained by the ordinary skilled in the art without creative labor fall within the scope of protection of the utility model.

[0030] In order to further understand the content of the utility model, the utility model will be described in detail in connection with the drawings.

[0031] In connection with Figures 1-3 The utility model discloses a solid particle screening and grading cylinder screen, including top plate 13, the top right side of top plate 13 is fixedly connected with fixed plate 14, the top of fixed plate 14 is rotatably connected with third rotating plate 16, when the angle of cylinder screen changes, third rotating plate 16 rotates along the top of fixed plate 14, the top of third rotating plate 16 is fixedly connected with collection frame 17, the top of collection frame 17 is fixedly connected with outer shell 18, the middle of outer shell 18 is rotatably connected with cylinder screen 19, and cylinder screen 19 is stably rotated through outer shell 18, the top of bottom plate 26 is provided with second sliding slot 7 on the left and right sides and the front and back sides, and the inner wall of second sliding slot 7 is slidably connected with sliding block 11. Second sliding slot 7 can stably slide sliding block 11, and frame cover 21 is rotatably connected to the right rear side of collection frame 17. The outer wall of cylinder screen 19 is provided with uniformly distributed holes 24 in the middle. Small materials pass through holes 24, frame cover 21 is opened, and small materials can be collected, first sliding slot 6 is fixedly connected to the left side of top plate 13, the inner wall of first sliding slot 6 is slidably connected with nut pair 4, and first sliding slot 6 can stably slide nut pair 4. Fixed table 2 is fixedly connected to the left side of collection frame 17, feed bin 20 is fixedly connected to the top of fixed table 2, feed bin 20 is fixed through fixed table 2, first brake motor 1 is fixedly connected to the left side of feed bin 20, the output end of first brake motor 1 is fixedly connected with shaft 23, first connecting plate 22 is fixedly connected in the middle of the outer ring of shaft 23 and penetrates, first connecting plate 22 is fixedly connected with the inner wall left side of cylinder screen 19, the outer ring right side of shaft 23 penetrates and is fixedly connected with second connecting plate 25, second connecting plate 25 is fixedly connected with the inner wall right side of cylinder screen 19, and first brake motor 1 drives shaft 23. First connecting plate 22 and second connecting plate 25 can be rotated, so that cylinder screen 19 is driven to rotate.

[0032] In connection with Figure 1 And Figure 2The bottom of the top plate 13 is fixedly connected with the damping spring damper 12, the bottom of the damping spring damper 12 is fixedly connected with the bottom plate 26, the damping spring damper 12 is pressed downward through the top plate 13, and primary damping can be carried out, the middle of the bottom of the top plate 13 is fixedly connected with the evenly distributed sleeve ring 27, the inner wall of the sleeve ring 27 is rotatably connected with the second rotating plate 8, the other end of the second rotating plate 8 is rotatably connected with the sliding block 11, the second rotating plate 8 rotates along the sleeve ring 27 and the sliding block 11, and the sliding block 11 is pulled to the two sides to pull the damper 9, and secondary damping can be carried out, the bottom of the sliding block 11 is slidably connected with the bottom plate 26, the top of the bottom plate 26 is fixedly connected with the partition plate 10, the middle of the left and right sides of the partition plate 10 is fixedly connected with the damper 9, the other end of the damper 9 is fixedly connected with the sliding block 11, and the damper 9 is installed through the partition plate 10, so that the sliding block 11 pulls the damper 9 more stably.

[0033] In combination Figure 1 The top left side of the top plate 13 is slidably connected with the nut pair 4, and the right side of the fixed plate 14 is provided with rotating assemblies. The rotating assemblies comprise a second brake motor 15, the left side of the second brake motor 15 is fixedly connected with the fixed plate 14, the output end of the second brake motor 15 is fixedly connected with a threaded rod 5, and the outer circle of the threaded rod 5 is threadedly connected with the nut pair 4. The second brake motor 15 drives the threaded rod 5, so as to drive the nut pair 4 to move, the top of the nut pair 4 is rotatably connected with a first rotating plate 3, the other end of the first rotating plate 3 is rotatably connected with a third rotating plate 16, and the first rotating plate 3 rotates along the top of the nut pair 4 and the third rotating plate 16, so as to adjust the angle of the device.

[0034] The working principle is that different materials have different friction forces on the drum screen 19, in order to facilitate screening, the second brake motor 15 is opened, the output end of the second brake motor 15 rotates to drive the threaded rod 5 to rotate, that is, the nut pair 4 can be driven to slide along the inner wall of the first sliding groove 6, that is, the first rotating plate 3 can be driven to rotate along the top of the nut pair 4 and the third rotating plate 16, that is, the entire drum screen can be rotated to any angle, therefore, for any material, it can be rotated to the appropriate angle by means of this operation, when the angle adjustment is completed, the first brake motor 1 is opened, the output end of the first brake motor 1 rotates to drive the rotating shaft 23, the first connecting plate 22, the second connecting plate 25 and the drum screen 19 to rotate, the material is added into the feeding bin 20, under the action of the drum screen 19, the fine material passes through the hole 24 and enters the collecting frame 17 (the frame cover 21 is opened to take away the fine material), the coarse material can be discharged through the other end of the drum screen 19, when it is necessary to brake the drum screen urgently or when screening materials with uneven weight, violent shaking may occur, at this time, the top plate 13 is pressed downward to the damping spring shock absorber 12, so as to carry out preliminary damping, the top plate 13 is pressed downward, so as to make the second rotating plate 8 rotate along the top of the sliding block 11 and the sleeve ring 27, so as to make the sliding block 11 move to both sides, so as to pull the damper 9 to both sides, so as to carry out secondary damping, under the action of the damper 9 and the damping spring shock absorber 12, the shaking can be quickly relieved, and the drum screen can be balanced.

[0035] It should be noted that the relative terms such as first and second, and the like are used herein solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any such actual relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0036] Although the embodiments of the present application have been shown and described, it should be understood by those skilled in the art that various changes, modifications, substitutions and variations can be made thereto without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A cylinder screen for the classification of solid particles by sieving, comprising a top plate (13), characterised in that: The top right side of the top plate (13) is fixedly connected with a fixed plate (14), the bottom corners of the top plate (13) are fixedly connected with a damping spring shock absorber (12), the bottom of the damping spring shock absorber (12) is fixedly connected with a bottom plate (26), the bottom middle of the top plate (13) is fixedly connected with a uniformly distributed sleeve ring (27), the inner wall of the sleeve ring (27) is rotatably connected with a second rotating plate (8), the other end of the second rotating plate (8) is rotatably connected with a sliding block (11), the bottom of the sliding block (11) is slidably connected with the bottom plate (26), the top middle of the bottom plate (26) is fixedly connected with a partition plate (10), the left and right sides of the partition plate (10) are fixedly connected with a damper (9), the other end of the damper (9) is fixedly connected with the sliding block (11), the top of the fixed plate (14) is rotatably connected with a third rotating plate (16), the top of the third rotating plate (16) is fixedly connected with a collection frame (17), the top of the collection frame (17) is fixedly connected with an outer shell (18), the middle of the outer shell (18) is rotatably connected with a drum screen (19), the top left side of the top plate (13) is slidably connected with a nut pair (4), and the right side of the fixed plate (14) is provided with a rotating assembly.

2. A solid particle sizing and classifying cylinder screen according to claim 1, characterized in that: The rotating assembly comprises a second brake motor (15), the left side of the second brake motor (15) is fixedly connected with the fixed plate (14), the output end of the second brake motor (15) is fixedly connected with a threaded rod (5), and the outer circle of the threaded rod (5) is threadedly connected with the nut pair (4).

3. A solid particle sizing and classifying cylinder screen according to claim 2, characterized in that: The top of the nut pair (4) is rotatably connected with a first rotating plate (3), and the other end of the first rotating plate (3) is rotatably connected with the third rotating plate (16).

4. A solid particle sizing and classifying cylinder screen according to claim 1, wherein: The top left and right sides of the bottom plate (26) are provided with a second sliding groove (7), and the inner wall of the second sliding groove (7) is slidably connected with the sliding block (11).

5. A solid particle sizing and classifying cylinder screen according to claim 1, wherein: The right rear side of the collection frame (17) is rotatably connected with a frame cover (21).

6. A solid particle sizing and classifying cylinder screen according to claim 1, wherein: The outer wall of the drum screen (19) is provided with uniformly distributed holes (24).

7. A solid particle sizing and classifying cylinder screen according to claim 1, wherein: The left middle front and rear sides of the top plate (13) are fixedly connected with a first sliding groove (6), and the inner wall of the first sliding groove (6) is slidably connected with the nut pair (4).

8. A solid particle sizing and classifying cylinder screen according to claim 1, wherein: The left side of the collection frame (17) is fixedly connected with a fixed table (2), the top of the fixed table (2) is fixedly connected with a feeding bin (20), the left side of the feeding bin (20) is fixedly connected with a first brake motor (1), the output end of the first brake motor (1) is fixedly connected with a rotating shaft (23), the outer circle middle of the rotating shaft (23) penetrates and is fixedly connected with a first connecting plate (22), the first connecting plate (22) is fixedly connected with the inner wall left side of the drum screen (19), the outer circle right side of the rotating shaft (23) penetrates and is fixedly connected with a second connecting plate (25), and the second connecting plate (25) is fixedly connected with the inner wall right side of the drum screen (19).

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