CN214416968U - Plane rotary screen - Google Patents

Abstract

The utility model relates to a plane rotary sieve, it includes the frame, the slope is provided with the sieve case in the frame, sieve case upper end is connected with the material loading pipeline, be provided with vibrating motor on the sieve case lateral wall, be connected with vibrating spring between frame and the sieve case, the slope is provided with the screen cloth in the sieve case, the decurrent one end of sieve case slope is provided with the baffle, is located sieve case between screen cloth and the baffle below is provided with first receipts hopper, first receipts hopper extends to sieve case below, one side that the baffle is close to the screen cloth is provided with the blotter. This application has the baffle of preventing feed collision and kibbling effect.

Description

Plane rotary screen

Technical Field

The application relates to the technical field of feed screening, in particular to a plane rotary screen.

Background

The plane rotary screen is a novel material screening device, has the advantages of being anti-sticking to a net, anti-blocking holes and the like, and is widely applied to the field of feed screening.

At present, the plane rotary screen among the correlation technique includes the frame usually, and the slope is provided with the sieve case in the frame, and sieve case upper end is connected with the material loading pipeline, and sieve case lower extreme is provided with the baffle, and the slope is provided with the screen cloth in the sieve incasement, and the screen cloth below is provided with first receiving hopper, sets up the second receiving hopper between the lower extreme upper surface of screen cloth and the baffle, is provided with vibrating mechanism on the sieve incasement lateral wall. Through above-mentioned technical scheme, fodder from the material loading pipeline unloading to the screen cloth on, the vibration of vibration mechanism drive sieve case, the screen cloth constantly vibrates and sieves the fodder, and tiny impurity in the fodder falls into first receiving hopper through the screening of screen cloth, and the great fodder of bore then falls into the second receiving hopper along the surface of screen cloth to the completion is to the screening of fodder.

In view of the above-mentioned related art, the inventor believes that, in the process of dropping the fodder with a large diameter from the screen into the second receiving hopper, the fodder easily collides with the baffle plate first and then drops into the second receiving hopper due to the certain inclination of the screen, so that the fodder is easily crushed by colliding with the baffle plate.

SUMMERY OF THE UTILITY MODEL

In order to prevent fodder collision baffle and smash, the application provides a plane rotary screen.

The application provides a plane rotary screen adopts following technical scheme:

the utility model provides a plane rotary sieve, includes the frame, the slope is provided with the sieve case in the frame, sieve case upper end is connected with the material loading pipeline, be provided with vibrating motor on the sieve case lateral wall, be connected with vibrating spring between frame and the sieve case, the slope is provided with the screen cloth in the sieve incasement, the decurrent one end of sieve case slope is provided with the baffle, is located sieve case between screen cloth and the baffle below is provided with first receipts hopper, first receipts hopper extends to sieve case below, one side that the baffle is close to the screen cloth is provided with the blotter.

Through adopting above-mentioned technical scheme, vibrating motor passes through the continuous vibration of cooperation drive sieve case with vibrating spring, and the screen cloth follows the vibration, and the fodder adds sieve incasement through the material loading pipeline, and the fodder screens back landing on the screen cloth continuously through the screen cloth, and the fodder landing has partial fodder to collide the baffle when sieving case lower extreme, consequently can play the cushioning effect to the fodder through setting up the blotter on the baffle, avoids the fodder direct and baffle collision and smashes.

Preferably, the baffle is provided with a buffer plate obliquely downwards towards the first receiving hopper.

Through adopting above-mentioned technical scheme, can drop on the buffer board after the buffer pad is collided to the fodder, the buffer board has the effect of a secondary buffering to the fodder to make the fodder obtain better buffering before falling into first receiving hopper, avoid the fodder to smash because of excessive collision.

Preferably, the buffer plate is arc-shaped and has an upward opening.

Through adopting above-mentioned technical scheme, circular-arc buffer board has better buffering effect, can play better guard action to the fodder.

Preferably, the screen cloth includes screen cloth and lower screen cloth, just go up the screen cloth and be located screen cloth top down, it is equipped with a plurality of first sieve meshes to go up the interval on the screen cloth, the interval is equipped with a plurality of second sieve meshes on the lower screen cloth, just the aperture of first sieve mesh is less than the aperture of second sieve mesh, it receives the hopper to go up the screen cloth below to be provided with the second, the screen cloth below is provided with the third and receives the hopper down, second receives hopper and third and receives the hopper and all extend to sieve case below.

Through adopting above-mentioned technical scheme, when fodder passed through the last screen cloth, tiny impurity in the fodder fell into the second receiving hopper through first sieve mesh in, when fodder passed through screen cloth down, in some aperture fell into the third receiving hopper through the second sieve mesh than the fodder that impurity is a bit bigger, and the fodder that remaining aperture is the biggest then fell into first receiving hopper in to accomplish getting rid of impurity to the fodder, and accomplished the screening to the fodder that the aperture is different.

Preferably, the discharge ports of the second material receiving hopper, the third material receiving hopper and the first material receiving hopper are all closed, and the discharge ports of the second material receiving hopper, the third material receiving hopper and the first material receiving hopper are arranged below the screen box along the length direction of the screen box at intervals in a staggered manner.

Through adopting above-mentioned technical scheme, when receiving material to second receiving hopper, third receiving hopper and first receiving hopper respectively, the discharge gate of second receiving hopper, third receiving hopper and first receiving hopper can not interfere mutually in sieve case below to more conveniently receive the material.

Preferably, a material guide rail is connected to the machine frame below the discharge port of the second material receiving hopper, the discharge port of the third material receiving hopper is connected with a first discharge pipeline, and the discharge port of the first material receiving hopper is connected with a second discharge pipeline.

Through adopting above-mentioned technical scheme, the impurity in the second receiving hopper can more conveniently be collected through the guide track and handle, and the fodder in third receiving hopper and the first receiving hopper then handles in the next process through first ejection of compact pipeline and second ejection of compact pipeline flow respectively.

Preferably, the inside walls of the two sides of the screen box are provided with a convex block along the length direction of the screen, and the two sides of the screen are respectively arranged on the two convex blocks.

Through adopting above-mentioned technical scheme, on the one hand, can more conveniently install the screen cloth through setting up the lug, on the other hand, during the fodder unloading, the lug can play certain check to the fodder and keep off the effect, avoids too much fodder from the both sides landing of screen cloth to make the fodder can be comparatively even spread on the screen cloth, the screen cloth sieves the fodder more easily.

Preferably, the frame is provided with first installation pole, be provided with the second installation pole on the sieve case corresponds the position, vibrating spring's both ends are established respectively on first installation pole and second installation pole.

Through adopting above-mentioned technical scheme, through setting up first installation pole and second installation pole, can make more stable the connection in both ends of vibrating spring on frame and sieve case to vibrating spring is difficult for bending deformation.

In summary, the present application includes at least one of the following beneficial technical effects:

(1) the vibrating motor is matched with the vibrating spring to drive the screen box to vibrate continuously, the screen cloth vibrates along with the vibrating motor, feed is added into the screen box through the feeding pipeline, the feed is screened by the screen cloth and then continuously slides down on the screen cloth, and when the feed slides to the lower end of the screen box, part of the feed collides with the baffle plate, so that the buffer function on the feed can be achieved by arranging the buffer cushion on the baffle plate, and the feed is prevented from directly colliding with the baffle plate to be crushed;

(2) the feed can fall on the buffer plate after colliding with the buffer pad, and the buffer plate has a secondary buffer effect on the feed, so that the feed is better buffered before falling into the first receiving hopper, and the feed is prevented from being crushed due to excessive collision;

(3) when the fodder passes through the upper screen, tiny impurities in the fodder fall into the second receiving hopper through the first screen hole, when the fodder passes through the lower screen, the fodder with a certain aperture larger than the impurities falls into the third receiving hopper through the second screen hole, and the fodder with the largest residual aperture falls into the first receiving hopper, so that the impurities are removed from the fodder, and the fodder with different apertures is screened.

Drawings

FIG. 1 is a schematic structural view of a planar rotary screen according to an embodiment of the present application;

FIG. 2 is a cross-sectional view of a screen box of an embodiment of the present application taken in a vertical direction;

FIG. 3 is a schematic perspective view of a planar rotary screen according to an embodiment of the present application;

FIG. 4 is a schematic diagram of a bump structure according to an embodiment of the present application;

fig. 5 is an enlarged view at a in fig. 1.

Description of reference numerals: 1. a frame; 2. a screen box; 3. a feeding pipeline; 4. a vibration motor; 5. a vibration spring; 6. screening a screen; 7. a baffle plate; 8. a first receiving hopper; 9. a cushion pad; 10. a buffer plate; 11. feeding a screen mesh; 12. a lower screen mesh; 13. a first screen hole; 14. a second sieve pore; 15. a second receiving hopper; 16. a third material receiving hopper; 17. a material guiding rail; 18. a first discharge conduit; 19. a second discharge pipe; 20. a bump; 21. a first mounting bar; 22. a second mounting bar; 23. a first material receiving cavity; 24. a second receiving cavity; 25. and a third material receiving cavity.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses a plane rotary screen. Referring to fig. 1, a planar rotary screen includes a frame 1 and a screen box 2 installed obliquely on the frame 1. The upper end of sieve case 2 is vertical to be connected with material loading pipeline 3, and material loading pipeline 3 and sieve case 2 inside intercommunication. The both sides lateral wall of sieve case 2 all inclines to install vibrating motor 4 downwards along the incline direction of sieve case 2, and equal interval connection has two vibrating spring 5 between the both sides of sieve case 2 and the frame 1.

Specifically, referring to fig. 2, a screen 6 is obliquely and downwardly arranged inside the screen box 2 along the oblique direction of the screen box 2, and a baffle 7 for blocking the material is vertically arranged at the obliquely and downwardly-arranged end of the screen box 2. Be located and be formed with first material receiving chamber 23 in the sieve case 2 between screen cloth 6 and baffle 7 below, the lower extreme in first material receiving chamber 23 is provided with first material receiving hopper 8, and first material receiving hopper 8 extends to sieve case 2 below. The baffle 7 is provided with a buffer pad 9 at the upper end of one side close to the screen 6.

When screening fodder, open vibrating motor 4, vibrating motor 4 drives whole sieve case 2 and sieve 6 in the case 2 and vibrate together to under vibrating spring 5's connection, sieve case 2 can vibrate comparatively stably. Then, the feed is fed into the screen box 2 from the feeding pipeline 3, the feed falls onto the screen 6, and the feed is uniformly spread on the screen 6 due to the continuous vibration of the screen 6.

After the feed is screened by the screen 6, the feed with the largest particles finally falls to the lower end of the screen 6 and falls into the first receiving hopper 8. Because the screen 6 has a certain inclination, a part of the feed collides with the baffle 7 in the process that the feed falls into the first receiving hopper 8 and then is bounced into the first receiving hopper 8, and large-particle feed is easily crushed due to violent collision. Therefore, by providing the buffer pad 9 on the baffle 7, the feed can be protected by buffering, and the feed can be prevented from being crushed by violent collision.

In this embodiment, the buffer pad 9 is a rubber pad, and the rubber pad has certain elasticity, can play better cushioning effect.

A buffer plate 10 is provided on the sidewall of the baffle 7 below the buffer pad 9 to be inclined downward toward the first receiving hopper 8. The fodder can drop to buffer board 10 after colliding to blotter 9 on, the secondary buffering through buffer board 10 can make the more gentle first receiving hopper 8 that drops into of fodder to better prevent that the fodder is smashed.

In this embodiment, the surface of the buffer plate 10 is also covered with a rubber pad; buffer board 10 is circular-arc and opening up, and circular-arc buffer board 10 has better buffering effect to the fodder to further play the guard action to the fodder.

The screen 6 includes an upper screen 11 and a lower screen 12 connected to a lower end of the upper screen 11. A plurality of first sieve holes 13 are arranged on the upper sieve mesh 11 at intervals, a plurality of second sieve holes 14 are arranged on the lower sieve mesh 12 at intervals, and the aperture of each first sieve hole 13 is smaller than that of each second sieve hole 14. A second material receiving cavity 24 is formed in the sieve box 2 below the upper sieve mesh 11, a second material receiving hopper 15 is arranged at the lower end of the second material receiving cavity 24, a third material receiving cavity 25 is formed in the sieve box 2 below the lower sieve mesh 12, a third material receiving hopper 16 is arranged at the lower end of the third material receiving cavity 25, and the second material receiving hopper 15 and the third material receiving hopper 16 both extend to the lower part of the sieve box 2.

When the feed falls from the screen 6, the feed passes through the upper screen 11 and the lower screen 12 in this order. When the feed passes through the upper screen mesh 11, fine impurities in the feed fall into the second receiving hopper 15 through the screening of the first screen mesh 13. When the feed passes through the lower screen 12, the feed with a slightly larger diameter in the feed falls into the third receiving hopper 16 through the screening of the second screen hole 14. The remaining feed particles with the largest diameter drop down along the upper surface of the lower screen 12 into the first receiving hopper 8.

Through set up first sieve mesh 13 and second sieve mesh 14 on screen 6, not only can detach the tiny impurity in the fodder, but also can sieve the fodder of equidimension not to it is more convenient to introduce these fodder into next process.

Referring to fig. 3, the discharge ports of the second receiving hopper 15, the third receiving hopper 16 and the first receiving hopper 8 are all closed, and the discharge ports of the second receiving hopper 15, the third receiving hopper 16 and the first receiving hopper 8 are arranged below the screen box 2 along the length direction of the screen box 2 at intervals in a staggered manner. A material guide rail 17 is connected to the frame 1 below the screen box 2 in an upward and downward manner, and a discharge port of the second material receiving hopper 15 extends to the position above the material guide rail 17. The discharge hole of the third material receiving hopper 16 is connected with a first discharge pipeline 18, the discharge hole of the first material receiving hopper 8 is connected with a second discharge pipeline 19, and the other ends of the first discharge pipeline 18 and the second discharge pipeline 19 are connected to the next procedure.

Because the discharge gate interval dislocation set of second receiving hopper 15, third receiving hopper 16 and first receiving hopper 8, consequently can not interfere each other to can more conveniently carry out recovery processing to the impurity that second receiving hopper 15 sieved through guide rail 17, first ejection of compact pipeline 18 and second ejection of compact pipeline 19 then directly introduce one next process with the fodder of two kinds of not equidimensions, thereby make the processing to feed ingredient more convenient.

Referring to fig. 4, the inner side walls of the two sides of the screen box 2 are provided with projections 20 inclined downwards along the length direction of the screen 6, the projections 20 are rectangular, and the two sides of the screen 6 are respectively connected to the side walls of the two projections 20.

On the one hand, the lugs 20 provide a mounting force point for the screen cloth 6, and the screen cloth 6 is more simply and conveniently mounted on the lugs 20 compared with the screen cloth 6 directly mounted on the side wall of the screen box 2; on the other hand, when fodder is from material loading pipeline 3 unloading to screen cloth 6, because lug 20 has certain check effect to the fodder, can prevent that a large amount of fodder from the both sides landing of screen cloth 6 to lead to the fodder not directly to fall into first receiving hopper 8 through the screening of screen cloth 6. Therefore, the feed can be uniformly spread on the screen 6 by providing the projections 20, and the screening rate of the screen 6 can be further improved.

Referring to fig. 5, a first mounting rod 21 is vertically and upwardly arranged on the frame 1, a second mounting rod 22 is vertically and downwardly arranged at a corresponding position of the screen box 2, the first mounting rod 21 and the second mounting rod 22 are not in contact, and two ends of the vibration spring 5 are respectively fixed on the first mounting rod 21 and the second mounting rod 22.

Since the vibrating spring 5 needs to continuously vibrate up and down along with the screen box 2, the first mounting rod 21 and the second mounting rod 22 are arranged to enable the vibrating spring 5 to be more stably connected with the frame 1 and the screen box 2, and the vibrating spring 5 is prevented from deforming in the vibrating process.

The implementation principle of the plane rotary screen in the embodiment of the application is as follows: the side wall of the baffle 7 is provided with a buffer cushion 9 to prevent the feed from directly colliding with the baffle 7 to be crushed when falling off from the screen 6; the baffle 7 is also provided with a buffer plate 10, and the buffer plate 10 can play a role of secondary buffer for the feed; the fodder passes through the screening of first sieve mesh 13 and second sieve mesh 14, and tiny impurity in the final fodder falls into second receiving hopper 15, and the fodder that the bore is bigger a little falls into third receiving hopper 16, and the fodder that the bore is the biggest then falls into first receiving hopper 8 to accomplish getting rid of the impurity in the fodder, and still sieve out the fodder of two kinds of equidimensions not.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. A plane rotary screen is characterized in that: including frame (1), it is provided with sieve case (2) to slope in frame (1), sieve case (2) upper end is connected with material loading pipeline (3), be provided with vibrating motor (4) on sieve case (2) lateral wall, be connected with vibrating spring (5) between frame (1) and sieve case (2), the slope is provided with screen cloth (6) in sieve case (2), the decurrent one end of sieve case (2) slope is provided with baffle (7), is located sieve case (2) between screen cloth (6) and baffle (7) below are provided with first receipts hopper (8), first receipts hopper (8) extend to sieve case (2) below, one side that baffle (7) are close to screen cloth (6) is provided with blotter (9).

2. A planar rotary screen according to claim 1, wherein: the baffle (7) is provided with a buffer plate (10) downwards towards the first material receiving hopper (8) in an inclined mode.

3. A planar rotary screen according to claim 2, wherein: the buffer plate (10) is arc-shaped and has an upward opening.

4. A planar rotary screen according to claim 1, wherein: the screen cloth (6) includes screen cloth (11) and lower screen cloth (12), just go up screen cloth (11) and be located screen cloth (12) top down, it is equipped with a plurality of first sieve meshes (13) to go up spaced apart on screen cloth (11), spaced apart on screen cloth (12) down is equipped with a plurality of second sieve meshes (14), just the aperture of first sieve mesh (13) is less than the aperture of second sieve mesh (14), it is provided with second receiving hopper (15) to go up screen cloth (11) below, screen cloth (12) below is provided with third receiving hopper (16) down, second receiving hopper (15) and third receiving hopper (16) all extend to sieve case (2) below.

5. The planar rotary screen of claim 4, wherein: the discharge ports of the second material receiving hopper (15), the third material receiving hopper (16) and the first material receiving hopper (8) are all closed, and the discharge ports of the second material receiving hopper (15), the third material receiving hopper (16) and the first material receiving hopper (8) are arranged in a staggered mode in the length direction of the screen box (2) below the screen box (2).

6. The planar rotary screen of claim 5, wherein: a material guide rail (17) is connected to the rack (1) below the discharge hole of the second material receiving hopper (15), a first discharge pipeline (18) is connected to the discharge hole of the third material receiving hopper (16), and a second discharge pipeline (19) is connected to the discharge hole of the first material receiving hopper (8).

7. A planar rotary screen according to claim 1, wherein: the inside wall in both sides of sieve case (2) all is provided with lug (20) along the length direction of screen cloth (6), the both sides of screen cloth (6) set up respectively on two lugs (20).

8. A planar rotary screen according to claim 1, wherein: frame (1) is provided with first installation pole (21), be provided with second installation pole (22) on sieve case (2) correspond the position, the both ends of vibrating spring (5) are established respectively and are established on first installation pole (21) and second installation pole (22).

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