CN211865740U

CN211865740U - Novel multi-stage screening is used in chemical fertilizer production device

Info

Publication number: CN211865740U
Application number: CN201922405138.0U
Authority: CN
Inventors: 田锦标
Original assignee: 田锦标
Current assignee: BAOTOU CITY YUANDAXIN CHEMICAL Co.,Ltd.
Priority date: 2019-12-27
Filing date: 2019-12-27
Publication date: 2020-11-06
Anticipated expiration: 2029-12-27

Abstract

The utility model provides a novel multistage screening is used in chemical fertilizer production device, which comprises a frame, first support frame and second support frame have been welded respectively to the top of frame, first support frame and second support frame pass through duct connections between, the internally mounted of conveyer pipe has the screw rod, and one side of first support frame is connected with the screw rod and carries the motor. The utility model discloses a screen cylinder is horizontal structure, internally mounted has outer lane screen cloth and inner circle screen cloth, rotation through the screen cylinder, make the chemical fertilizer that gets into in the inner circle screen cloth can sieve, the great meeting of some is stayed in the inner circle screen cloth, the inner circle screen cloth can be followed to the other part and is dropped to the outside, less meeting in this part continues to drop from the outer lane screen cloth, in the face of some chemical fertilizer granules with the same size in aperture, centrifugal rotation through the screen cylinder, extrusion and inertia that utilize the chemical fertilizer granule will make the chemical fertilizer granule drop from the hole, avoid blockking up, the precision of screening has been improved greatly.

Description

Novel multi-stage screening is used in chemical fertilizer production device

Technical Field

The utility model mainly relates to the technical field of chemical fertilizer processing, concretely relates to novel chemical fertilizer production is with multistage screening device.

Background

The screening device for fertilizer production is used for screening the produced fertilizer according to the particle size so as to divide and measure the fertilizer, thereby being convenient for distribution.

At present, when screening chemical fertilizers, most of the chemical fertilizers are of a conveyor belt structure, the chemical fertilizer particles corresponding to the apertures drop through a screening net by utilizing conveying, screening is realized, the screening net is easy to block during actual work, partial edges and corners are clear, the surface is not smooth, screening and dropping are not easy to occur in the face of a screen with the same size and the same aperture, and the screening precision is not high, and the like problems are still solved.

SUMMERY OF THE UTILITY MODEL

The utility model mainly provides a novel chemical fertilizer production is with multistage screening device for the screen cloth that provides easily blocks up among the solution above-mentioned background art, the not high technical problem of screening precision.

The utility model provides a technical scheme that above-mentioned technical problem adopted does:

comprises a frame, a first support frame and a second support frame are welded at the top end of the frame respectively, the first support frame and the second support frame are connected through a conveying pipe, a screw is arranged in the conveying pipe, one side of the first support frame is connected with a conveying motor through the screw, the conveying motor is fixed on the first support frame, a funnel is inlaid at the top end of the first support frame and is communicated with the conveying pipe, one side of the second support frame is rotatably connected with a screening cylinder through a bearing, a toothed ring is welded on the excircle of the screening cylinder, a screening motor is installed on the frame, a gear is installed on the screening motor and is meshed with the toothed ring, an outer ring screen and an inner ring screen which are concentric with each other are welded in the screening cylinder respectively, and the outer ring screen, the inner ring screen and the screening cylinder wall divide the interior of the screening cylinder into three isolated areas, a sealing cover is installed on one side of the screening cylinder, through holes are respectively formed in the sealing cover and correspond to three isolated regions, a large particle discharging pipe is installed on the through hole on the inner side of the inner ring screen, a medium particle discharging pipe is installed on the through hole on the inner side of the outer ring screen, a small particle discharging pipe is installed on the through hole on the inner side of the screening cylinder wall, the large particle discharging pipe, the medium particle discharging pipe and the small particle discharging pipe are arranged in parallel, the large particle discharging pipe, the medium particle discharging pipe and the small particle discharging pipe are of inverted L-shaped structures, slide ways are formed in the top ends of the large particle discharging pipe, the medium particle discharging pipe and the small particle discharging pipe, a discharging adjusting frame is installed inside each slide way, a fixing frame is welded on the sealing cover, a self-locking frame is connected to the bottom end of, and the conveying motor and the screening motor are both electrically connected with an external power supply.

Furthermore, the aperture numerical value of the outer ring screen is smaller than that of the inner ring screen, and inner spiral rings are welded on the inner walls of the outer ring screen and the inner ring screen.

Further, ejection of compact alignment jig includes horizontal pole and dog, dog difference sliding connection is in the inside of large granule discharging pipe, well granule discharging pipe and tiny particle discharging pipe, and the horizontal pole runs through the top that the slide is located the dog, horizontal pole and dog welded connection, the horizontal pole is the shaft-like structure of horizontal direction, the dog is cylindrical structure, and the side of dog flushes each other with the side of closing cap.

Further, the welding of the department of being close to the horizontal pole on the self-locking frame has the clamp that the opening is decurrent, the opening and the horizontal pole of clamp coincide each other, and the clamp is connected with the horizontal pole block.

Furthermore, the inner side surface of the sealing cover is respectively welded with the outer ring screen and the inner ring screen, the section of the embedded ring is of a V-shaped structure, and a polytetrafluoroethylene ring layer is bonded at the edge of the sealing cover.

Further, the bottom welding of large granule discharging pipe, well granule discharging pipe and tiny particle discharging pipe has the tray, the chimb and the frame gomphosis of tray one side are connected, and the inside of tray passes through fixing bolt and frame fixed connection.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the novel multistage screening device for fertilizer production is characterized in that a screening cylinder is of a horizontal structure, an outer ring screen and an inner ring screen are installed inside the screening cylinder, fertilizer entering the inner ring screen can be screened through rotation of the screening cylinder, one part of the fertilizer can be left in the inner ring screen, the other part of the fertilizer can fall to the outside from the inner ring screen, the smaller part of the fertilizer can continue to fall from the outer ring screen, and when some fertilizer particles with the same size as the apertures face, the fertilizer particles fall from the apertures through extrusion and inertia of the fertilizer particles through centrifugal rotation of the screening cylinder, so that blockage is avoided, and screening precision is greatly improved;

2. the chemical fertilizer particles screened in the novel multistage screening device for chemical fertilizer production can always exist in the interlayer of the inner rings of the screening cylinder, the outer ring screen and the inner ring screen, the screening is more thorough, the screening is finished, the clamp can be separated from the discharging adjusting frame by moving the self-locking frame, the discharging adjusting frame can lose the limit and can rotate along with the screening cylinder, and the drainage effect of the inner spiral rings on the inner walls of the outer ring screen and the inner ring screen can enable the chemical fertilizer particles to impact the discharging adjusting frame;

3. this novel multistage screening is used in chemical fertilizer production device's closing cap passes through large granule discharging pipe, well granule discharging pipe and tiny particle discharging pipe and tray and links to be a whole, and the tray can realize fixing and separating through fixing bolt and frame, is convenient for take off the closing cap, conveniently washs and maintains in the screen cylinder.

The present invention will be explained in detail with reference to the drawings and specific embodiments.

Drawings

FIG. 1 is a diagram illustrating the physical effects of the present invention;

FIG. 2 is a partial enlarged view of the discharging adjustment frame at the position A of the present invention;

FIG. 3 is an internal solid effect diagram of the screen cylinder of the present invention;

fig. 4 is a schematic view of the structure of the screening net of the present invention;

FIG. 5 is a schematic view of the sealing structure of the present invention;

FIG. 6 is a schematic view of the stopper structure of the present invention;

fig. 7 is a schematic view of the structure of the conveying pipe of the present invention.

In the figure: 1. a frame; 2. a first support frame; 3. a second support frame; 4. a funnel; 5. a delivery pipe; 6. a conveying motor; 7. a screening cylinder; 8. sealing the cover; 9. a toothed ring; 10. screening motors; 11. a gear; 12. a large particle discharge pipe; 13. a medium particle discharge pipe; 14. a small particle discharge pipe; 15. a support block; 16. fixing the bolt; 17. an outer ring screen mesh; 18. an inner ring screen mesh; 19. an inner helical ring; 20. a screw; 21. a fixed mount; 22. a spring; 23. a self-locking frame; 24. a discharging adjusting frame; 2401. a cross bar; 2402. and a stop block.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully with reference to the accompanying drawings, in which several embodiments of the present invention are shown, but the present invention can be implemented in different forms, and is not limited to the embodiments described in the text, but rather, these embodiments are provided to make the disclosure of the present invention more thorough and comprehensive.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may be present, and when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present, as the terms "vertical", "horizontal", "left", "right" and the like are used herein for descriptive purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, and the use of the term knowledge in the specification of the present invention is for the purpose of describing particular embodiments and is not intended to limit the present invention, and the term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Please refer to fig. 1-7, which includes a frame 1, a first support frame 2 and a second support frame 3 welded on the top of the frame 1, the first support frame 2 and the second support frame 3 connected with each other by a conveying pipe 5, a screw 20 installed inside the conveying pipe 5, the screw 20 playing a role of conveying fertilizer, avoiding the dust at the position of the funnel 4 from being too large by extending the conveying route of fertilizer, and one side of the first support frame 2 is connected with a conveying motor 6 connected with the screw 20, the conveying motor 6 is fixed on the first support frame 2, the top of the first support frame 2 is embedded with the funnel 4, the funnel 4 is communicated with the conveying pipe 5, one side of the second support frame 3 is rotatably connected with a screening cylinder 7 by a bearing, a toothed ring 9 welded on the excircle of the screening cylinder 7, a screening motor 10 installed on the frame 1, a gear 11 installed on the screening motor 10, the gear 11 is engaged with the toothed, an outer ring screen 17 and an inner ring screen 18 which are concentric with each other are respectively welded inside the screening cylinder 7, the inner part of the screening cylinder 7 is divided into three isolated regions by the wall of the outer ring screen 17, the inner ring screen 18 and the screening cylinder 7, a sealing cover 8 is arranged on one side of the screening cylinder 7, through holes are respectively arranged on the sealing cover 8 corresponding to the three isolated regions, a large particle discharge pipe 12 is arranged on the through hole on the inner side of the inner ring screen 18, a medium particle discharge pipe 13 is arranged on the through hole on the inner side of the outer ring screen 17, a small particle discharge pipe 14 is arranged on the through hole on the inner side of the wall of the screening cylinder 7, the large particle discharge pipe 12, the medium particle discharge pipe 13 and the small particle discharge pipe 14 are all arranged in parallel, the large particle discharge pipe 12, the medium particle discharge pipe 13 and the small particle discharge pipe 14 are, the medium particle fertilizer positioned inside the outer ring screen 17 can be discharged from the medium particle discharge pipe 13, the small particle fertilizer positioned inside the screening cylinder 7 can be discharged from the small particle discharge pipe 14, the top ends of the large particle discharge pipe 12, the medium particle discharge pipe 13 and the small particle discharge pipe 14 are all provided with a slide way, a discharge adjusting frame 24 is installed inside the slide way, a fixing frame 21 is welded on the sealing cover 8, the bottom end of the fixing frame 21 is connected with a self-locking frame 23 through a spring 22, the spring 22 plays a role of resetting, the discharge adjusting frame 24 can be pushed to a position close to the sealing cover 8 after each discharge is finished, then the self-locking frame 23 lifted upwards is loosened, a clamp obtained from the locking frame 23 is embedded on the discharge adjusting frame 24 again through the elasticity of the spring 22, and the large particle discharge pipe 12, the medium particle discharge pipe 13 and the small particle discharge pipe 14 are isolated from the inside, the self-locking frame 23 is connected with the discharging adjusting frame 24 in a clamping mode, and the conveying motor 6 and the screening motor 10 are both electrically connected with an external power supply.

Please refer to fig. 3, the aperture of the outer screen 17 is smaller than that of the inner screen 18, and the inner spiral rings 19 are welded on the inner walls of the outer screen 17 and the inner screen 18. In this embodiment, the inner spiral ring 19 plays a guiding role by the rotation of the outer ring screen 17 and the inner ring screen 18 and the existence of the inner spiral ring 19, so that the fertilizer particles inside can roll along the inner spiral ring 19, which is beneficial to providing power to throw the fertilizer into the large particle discharge pipe 12, the medium particle discharge pipe 13 and the small particle discharge pipe 14 through centrifugal force.

Referring to fig. 6 again, the discharging adjustment frame 24 includes a cross bar 2401 and a stopper 2402, the stopper 2402 is slidably connected to the inside of the large particle discharging pipe 12, the medium particle discharging pipe 13 and the small particle discharging pipe 14, the cross bar 2401 penetrates through the slide way and is located at the top end of the stopper 2402, the cross bar 2401 is connected to the stopper 2402 in a welding manner, the cross bar 2401 is in a horizontal rod-shaped structure, the stopper 2402 is in a cylindrical structure, and the side surface of the stopper 2402 is flush with the side surface of the sealing cover 8. In this embodiment, dog 2402 blocks up the one side of keeping away from cartridge 7 at closing cap 8 for the inside chemical fertilizer of cartridge 7 can thoroughly sieve, avoids having a small amount of chemical fertilizer to pile up in large granule discharging pipe 12, well granule discharging pipe 13 and small granule discharging pipe 14, can't sieve.

Please refer to fig. 2 again, a clamp with a downward opening is welded on the self-locking bracket 23 near the cross rod 2401, the opening of the clamp is matched with the cross rod 2401, and the clamp is connected with the cross rod 2401 in a clamping manner. In this embodiment, by moving the self-locking bracket 23 upward, the clamp is separated from the cross rod 2401, and the cross rod 2401 loses the binding force, the stopper 2402 slides to the other ends of the large particle discharge pipe 12, the medium particle discharge pipe 13 and the small particle discharge pipe 14 away from the sieving cylinder 7 under the pushing of the fertilizer particles, so as to ensure the smoothness of the large particle discharge pipe 12, the medium particle discharge pipe 13 and the small particle discharge pipe 14.

Referring again to fig. 5, the inner side of the sealing cover 8 is welded with the outer ring screen 17 and the inner ring screen 18 respectively, the section of the embedded ring is a V-shaped structure, and the edge of the sealing cover 8 is bonded with a polytetrafluoroethylene ring layer. In the embodiment, the sealing performance between the sealing cover 8 and the outer ring screen 17 and the inner ring screen 18 is ensured through the embedded ring, and the polytetrafluoroethylene ring layer has a lubricating effect and ensures the sealing performance between the sealing cover 8 and the screening cylinder 7.

Referring again to fig. 1, a support block 15 is welded to the bottom ends of the large particle discharging pipe 12, the medium particle discharging pipe 13 and the small particle discharging pipe 14, a convex edge of one side of the support block 15 is embedded and connected with the frame 1, and the inside of the support block 15 is fixedly connected with the frame 1 through a fixing bolt 16. In this embodiment, the support block 15 can be removed from the frame 1 by removing the fixing bolt 16, and the cover 8 is also separated from the screen cylinder 7, so that the inside of the screen cylinder 7 can be exposed and cleaned conveniently.

The utility model discloses an operation mode has as follows:

firstly, a power supply is switched on, the conveying motor 6 and the screening motor 10 are simultaneously started, the conveying motor 6 drives the screw rod 20 to rotate, the fertilizer can be poured from the hopper 4 at the moment, the fertilizer is conveyed to the inner part of the inner ring screen 18 in the screening cylinder 7 under the propulsion of the screw rod 20, the screening motor 10 is simultaneously started to drive the gear 11 to rotate, the gear 11 drives the toothed ring 9 to rotate, the toothed ring 9 is communicated with the screening cylinder 7 to rotate together, the fertilizer in the inner ring screen 18 is screened under the centrifugal force, the fertilizer with larger particles still remains in the inner ring screen 18 at the moment, the fertilizer with medium particles falls from the aperture of the inner ring screen 18 and is positioned in the interlayer between the inner ring screen 18 and the outer ring screen 17, the fertilizer with smaller particles falls on the outer layer of the outer ring screen 17 and is positioned between the screening cylinder 7 and the outer ring screen 17, and the self-locking frame 23 can be lifted upwards after the screening, at this moment, the clamp on the self-locking frame 23 is separated from the discharging adjusting frame 24, then the fertilizer is guided by the inner spiral ring 19, the stop block 2402 is impacted continuously, the stop block 2402 slowly moves to the tail ends of the large-particle discharging pipe 12, the middle-particle discharging pipe 13 and the small-particle discharging pipe 14, at this moment, the large-particle discharging pipe 12, the middle-particle discharging pipe 13 and the small-particle discharging pipe 14 are smooth, the fertilizer particles fall from the large-particle discharging pipe 12, the middle-particle discharging pipe 13 and the small-particle discharging pipe 14, the screening and the separation of the fertilizer particles are completed, and the.

The above description of the present invention is made in conjunction with the accompanying drawings, and it is obvious that the present invention is not limited by the above embodiments, and the method and the technical solution of the present invention are not substantially improved or directly applied to other occasions without improvement, and are all within the protection scope of the present invention.

Claims

1. The utility model provides a novel multistage screening is used in chemical fertilizer production device, includes frame (1), its characterized in that: the top of frame (1) has welded first support frame (2) and second support frame (3) respectively, connect through conveyer pipe (5) between first support frame (2) and the second support frame (3), the internally mounted of conveyer pipe (5) has screw rod (20), the top of first support frame (2) is inlayed and is had funnel (4), one side of second support frame (3) is rotated through the bearing and is connected with screening cylinder (7), the inside of screening cylinder (7) is welded respectively has outer lane screen cloth (17) and inner circle screen cloth (18) that mutually are concentric, outer lane screen cloth (17), inner circle screen cloth (18) and screening cylinder (7) body wall are with the inside region of cutting apart into three isolations of screening cylinder (7), closing cap (8) is installed to one side of screening cylinder (7), through-hole has respectively been seted up with the regional corresponding position punishment of three isolations on closing cap (8), install large granule discharging pipe (12) on the through-hole of inner circle screen cloth (18) inboard, install well granule discharging pipe (13) on the through-hole of outer lane screen cloth (17) inboard, install tiny particle discharging pipe (14) on the through-hole of screening cylinder (7) body wall inboard, the equal parallel arrangement of large granule discharging pipe (12), well granule discharging pipe (13) and tiny particle discharging pipe (14), large granule discharging pipe (12), well granule discharging pipe (13) and tiny particle discharging pipe (14) are the structure of falling L shape, and the slide has all been seted up on the top of large granule discharging pipe (12), well granule discharging pipe (13) and tiny particle discharging pipe (14), and the internally mounted of spout has ejection of compact alignment jig (24), the welding has mount (21) on closing cap (8), the bottom of mount (21) is connected with from lock frame (23) through spring (22), the self-locking frame (23) is connected with the discharging adjusting frame (24) in a clamping manner.

2. The novel multistage screening device for fertilizer production as claimed in claim 1, characterized in that the aperture value of the outer ring screen (17) is smaller than that of the inner ring screen (18), and inner spiral rings (19) are welded on the inner walls of the outer ring screen (17) and the inner ring screen (18).

3. The novel multistage screening device for fertilizer production as claimed in claim 1, characterized in that the discharging adjustment frame (24) comprises a cross bar (2401) and a stop block (2402), the stop block (2402) is respectively and slidably connected to the inside of the large particle discharging pipe (12), the medium particle discharging pipe (13) and the small particle discharging pipe (14), the cross bar (2401) penetrates through the top end of the slide rail located at the stop block (2402), the cross bar (2401) is in welded connection with the stop block (2402), the cross bar (2401) is in a horizontal rod-shaped structure, the stop block (2402) is in a cylindrical structure, and the side face of the stop block (2402) is flush with the side face of the sealing cover (8).

4. The novel multistage screening device is used in chemical fertilizer production of claim 1, characterized in that, the department of being close to horizontal pole (2401) on from lock frame (23) welds the clamp that has the opening downwards, the opening of clamp and horizontal pole (2401) coincide each other, and the clamp is connected with horizontal pole (2401) block.

5. The novel multistage screening device for fertilizer production as claimed in claim 1, characterized in that the inner side surface of the sealing cover (8) is welded with the outer ring screen (17) and the inner ring screen (18) respectively, the section of the embedded ring is of a V-shaped structure, and the edge of the sealing cover (8) is bonded with a polytetrafluoroethylene ring layer.

6. The novel multistage screening device for fertilizer production as claimed in claim 1, characterized in that a support block (15) is welded at the bottom end of the large particle discharge pipe (12), the medium particle discharge pipe (13) and the small particle discharge pipe (14), the convex edge on one side of the support block (15) is connected with the rack (1) in an embedded manner, and the inside of the support block (15) is fixedly connected with the rack (1) through a fixing bolt (16).