CN213287555U

CN213287555U - Particle screening device for urea production

Info

Publication number: CN213287555U
Application number: CN202021250969.1U
Authority: CN
Inventors: 雷改妞
Original assignee: Huai'an Jianli Mould Manufacturing Co ltd
Current assignee: Huai'an Jianli Mould Manufacturing Co ltd
Priority date: 2020-07-01
Filing date: 2020-07-01
Publication date: 2021-05-28
Anticipated expiration: 2030-07-01

Abstract

The utility model relates to a urea granule production technical field just discloses a granule sieving mechanism for urea production, which comprises a supporting plate and i, the equal fixedly connected with supporting leg in four corners of backup pad lower surface, the left side of backup pad upper surface is provided with cleaning device, cleaning device is including the clearance bucket, it has the rotary rod to peg graft on the left surface of clearance bucket, the left end of rotary rod and the output fixed connection of clearance motor. This granule sieving mechanism is used in urea production, through the cleaning device who sets up, make the urea granule fully roll in the inside of cleaning barrel, make the powder of urea granule surface all drop into in the funnel, and discharge the powder by the air exhauster, make the device obtain improving to the clearance effect of urea granule, the surface of having avoided the urea granule carries the condition that the powder leads to urea granule premium grade rate to reduce to take place, thereby the production quality of urea granule has been guaranteed, the practicality of the device has been guaranteed.

Description

Particle screening device for urea production

Technical Field

The utility model relates to a urea granule production technical field specifically is a granule sieving mechanism is used in urea production.

Background

At present, finished products produced by a urea production device are required to be large-particle urea, but are influenced by factors such as temperature, vacuum degree, valves, spray heads and the like in the production process, a part of small particles and a part of hollow particles and powder with low strength are easily produced, the high-grade product rate of urea is reduced, the quality of packaged urea finished product particles is ensured, the market competitiveness is improved, the small particles and the hollow particles must be separated before finished products are packaged, in the prior art, a vibrating screen is mostly adopted for separation, the mesh size of the vibrating screen is controlled, required finished product particles are obtained, but in the vibrating separation process, a part of small particles float to the air, certain influence is caused on the environment around production, vibration during vibrating screening is large, noise is large, and meanwhile, the mechanical time of vibration type can cause overlong influence on the whole structure of machinery.

For example, a new urea particle screening device provided in chinese patent publication No. CN208627836U is basically described as follows: the dust removing device comprises a body, wherein a dust removing screen is arranged in the top of the body, an opening is formed in the bottom of the dust removing screen, and the top of the dust removing screen is fixed to the top of the inside of the body through a connecting rod; a plurality of baffles that incline to body bottom are installed to the dust removal sieve inside wall, this utility model urea granule when the whereabouts in the dust removal sieve, hybrid tiny particle and powder are got rid of to the fan through setting up, collect the quality of guaranteeing the urea granule product through dust collector, screen the urea granule through the screening bucket that adopts the rotation type, the loose problem of degree of closure between the long-time operation back structure of vibrating screening plant has been solved, the device's life has been guaranteed, but the device is relatively poor to the clearance effect of urea granule powder, this urea granule is because be perpendicular downward movement, the time through the dust removal sieve is shorter, make the unable abundant powder of getting rid of to the urea granule of fan, thereby the production quality of urea granule has been reduced.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a particle screening device for urea production has solved the problem of proposing in the above-mentioned background art.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a particle screening device for urea production comprises a supporting plate, supporting legs are fixedly connected to four corners of the lower surface of the supporting plate, a cleaning device is arranged on the left side of the upper surface of the supporting plate and comprises a cleaning barrel, a rotary rod is connected to the left side of the cleaning barrel in an inserted mode, the left end of the rotary rod is fixedly connected with the output end of a cleaning motor, a first motor support plate is fixedly connected to the left side of the cleaning barrel, the upper surface of the first motor support plate is fixedly connected with the lower surface of the cleaning motor, rotary plates are fixedly connected to the left side and the right side of the outer surface of the rotary rod, an arc-shaped plate is fixedly connected to the outer side of each rotary plate, a feeding pipe is connected to the top of the outer surface of the cleaning barrel in an inserted mode, a cover plate is sleeved on the top of the outer surface of the cleaning barrel, a stabilizing plate is fixedly, the lower surface of the sliding block is fixedly connected with a closing plate, the right side surface of the closing plate is fixedly connected with a handle, the bottom of the outer surface of the cleaning barrel is provided with a filter plate, the bottom of the outer surface of the cleaning barrel is fixedly connected with a funnel, the lower surface of the funnel is communicated with the front end of a cleaning pipe, the rear end of the cleaning pipe is communicated with the input end of an exhaust fan, the lower surface of the exhaust fan is fixedly connected with a fan support, the lower surface of the fan support is fixedly connected with the upper surface of a support plate, the bottom of the outer surface of the cleaning barrel is fixedly connected with a support column, the right side of the upper surface of the support plate is provided with a screening device, the screening device comprises a screening barrel, the upper surface of the screening barrel is fixedly connected with a second support plate, the left side surface of the second support plate, the top of screening pole surface has cup jointed first screening board, the bottom of screening pole surface has cup jointed the second screening board, the equal fixedly connected with two sets of piece that hold of left side and the right side of screening section of thick bamboo surface, the inside of holding the piece is provided with the closing plate.

Preferably, the front surface of the stabilizing plate is provided with a T-shaped groove, the sliding block is a T-shaped block, and the sliding block is connected with the T-shaped groove in a sliding mode.

Preferably, the supporting leg is internally provided with a weight, and the shape of the weight is matched with that of the supporting leg.

Preferably, the quantity of arc is three groups, and the both sides of arc medial surface all are the radius angle processing, and the radius of radius angle is ten millimeters.

Preferably, the surface of handle is provided with the skid resistant course, and the skid resistant course comprises anti-skidding cushion and anti-skidding line, the surface and the anti-skidding cushion fixed connection of handle.

Preferably, the cleaning barrel inclines downwards for fifteen degrees from left to right, and the thickness of the cleaning barrel is twenty millimeters.

(III) advantageous effects

Compared with the prior art, the utility model provides a granule sieving mechanism for urea production possesses following beneficial effect:

1. this granule sieving mechanism is used in urea production, through the cleaning device who sets up, make the urea granule fully roll in the inside of cleaning barrel, make the powder of urea granule surface all drop into in the funnel, and discharge the powder by the air exhauster, make the device obtain improving to the clearance effect of urea granule, the surface of having avoided the urea granule carries the condition that the powder leads to urea granule premium grade rate to reduce to take place, thereby the production quality of urea granule has been guaranteed, the practicality of the device has been guaranteed.

2. This granule sieving mechanism is used in urea production, through the sieving mechanism who sets up, make the less urea granule of volume screened the upper surface of second screening board, the qualified upper surface of staying at first screening board, make the screening quality of urea granule obtain improving, thereby the rate of high-grade product of urea granule has been guaranteed, through three group's arcs that set up, the rolling efficiency of urea granule in the cleaning barrel has been accelerated, make the quick powder that drops of urea granule, thereby the machining efficiency of the device has been guaranteed.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the cross-sectional structure of the cleaning device of the present invention;

fig. 3 is the schematic view of the section structure of the screening device of the present invention.

In the figure: 1. a support plate; 2. supporting legs; 3. a cleaning device; 301. cleaning the barrel; 302. rotating the rod; 303. cleaning the motor; 304. a first motor support plate; 305. a rotating plate; 306. an arc-shaped plate; 307. a feed pipe; 308. a cover plate; 309. a stabilizing plate; 310. a slider; 311. a closing plate; 312. a handle; 313. a filter plate; 314. a funnel; 315. cleaning the pipe; 316. an exhaust fan; 317. a fan support; 318. a support pillar; 4. a screening device; 401. a screening cylinder; 402. a second support plate; 403. screening motors; 404. a screening pole; 405. a first screening plate; 406. a second screening plate; 407. a bearing block; 408. and (7) sealing the plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a particle screening device for urea production comprises a supporting plate 1, supporting legs 2 are fixedly connected to four corners of the lower surface of the supporting plate 1, a cleaning device 3 is arranged on the left side of the upper surface of the supporting plate 1, the cleaning device 3 comprises a cleaning barrel 301, a rotating rod 302 is inserted into the left side of the cleaning barrel 301, the left end of the rotating rod 302 is fixedly connected with the output end of the cleaning motor 303, the model of the cleaning motor 303 is Y132S2-2, a first motor support plate 304 is fixedly connected to the left side of the cleaning barrel 301, the upper surface of the first motor support plate 304 is fixedly connected with the lower surface of the cleaning motor 303, rotating plates 305 are fixedly connected to the left side and the right side of the outer surface of the rotating rod 302, arc plates 306 are fixedly connected to the outer side surface of the rotating plates 305, the rolling efficiency of urea particles in the cleaning barrel 301 is accelerated through three sets of arc plates 306, and the urea particles can fall rapidly, thereby ensuring the processing efficiency of the device, the top of the outer surface of the cleaning barrel 301 is inserted with a feeding pipe 307, the top of the outer surface of the feeding pipe 307 is sleeved with a cover plate 308, the right side of the outer surface of the cleaning barrel 301 is fixedly connected with a stabilizing plate 309, the front of the stabilizing plate 309 is inserted with a sliding block 310, the lower surface of the sliding block 310 is fixedly connected with a closing plate 311, the right side of the closing plate 311 is fixedly connected with a handle 312, the bottom of the outer surface of the cleaning barrel 301 is provided with a filter plate 313, the bottom of the outer surface of the cleaning barrel 301 is fixedly connected with a funnel 314, the lower surface of the funnel 314 is communicated with the front end of a cleaning pipe 315, the rear end of the cleaning pipe 315 is communicated with the input end of an exhaust fan 316, the model of the exhaust fan 316 is HF-100S, the lower surface of the exhaust fan 316 is fixedly connected with a fan support 317, the, through the arranged cleaning device 3, urea particles are enabled to fully roll in the cleaning barrel 301, powder on the outer surface of the urea particles is enabled to completely fall into the funnel 314, the exhaust fan 316 discharges the powder, the cleaning effect of the device on the urea particles is improved, the condition that the quality of the urea particles is reduced due to the fact that the powder carried by the outer surface of the urea particles is avoided, the production quality of the urea particles is guaranteed, and the practicability of the device is guaranteed, the right side of the upper surface of the supporting plate 1 is provided with the screening device 4, the screening device 4 comprises a screening barrel 401, the upper surface of the screening barrel 401 is fixedly connected with a second support plate 402, the left side surface of the second support plate 402 is fixedly connected with a screening motor 403, the model of the screening motor 403 is Y90L-2, the output end of the screening motor 403 is fixedly connected with a screening rod 404, the top of the outer surface of the screening rod 404 is sleeved with a first screening plate 405, the second screening board 406 has been cup jointed to the bottom of screening pole 404 surface, the left side of a screen cylinder 401 surface and two sets of piece 407 that hold of the equal fixedly connected with in right side, the inside of holding piece 407 is provided with closing plate 408, screening device 4 through setting up, the upper surface of second screening board 406 is sieved to the urea granule that makes the volume less, the qualified upper surface of staying first screening board 405, make the screening quality of urea granule obtain improving, thereby the rate of high-grade product of urea granule has been guaranteed.

The utility model discloses in order to guarantee the stability of the device operation, consequently offered the T-slot in the front of steadying plate 309, slider 310 is the T-shaped piece, slider 310 and T-slot sliding connection guarantee the stability of slider 310 with steadying plate 309 joint when using to guarantee that closed plate 311 is fixed firm.

The utility model discloses in for improving the stability of the device bottom, consequently be provided with the weight in the inside of supporting leg 2, the shape of weight and the shape looks adaptation of supporting leg 2 reduce the device when using and produce the range of rocking when moving.

The utility model discloses in order to guarantee the device's cleaning quality, consequently, the quantity that sets up arc 306 is three groups, and the radius angle is all done on the both sides of arc 306 medial surface and is handled, and the radius of radius angle is ten millimeters, and the quality of urea granule clearance is guaranteed to garrulous urea granule when avoiding the edge of arc 306 rotatory when using.

The utility model discloses in order to improve the device's practicality, consequently be provided with the skid resistant course at the surface of handle 312, the skid resistant course comprises anti-skidding cushion and anti-skidding line, and the condition of skidding appears in the palm of avoiding staff and the surface of handle 312 when using with anti-skidding cushion fixed connection, the surface of handle 312.

The utility model discloses in order to guarantee the device's screening efficiency, consequently clearance bucket 301 from a left side to the fifteen degrees of right downward sloping, clearance bucket 301's thickness is twenty millimeters, through the clearance bucket 301 of slope when using, makes the automatic inside that gets into a sieve section of thick bamboo 401 of the urea granule that clears up.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

When the cleaning machine is used, the cover plate 308 is taken down, urea particles are sent into the cleaning barrel 301 from the feeding pipe 307, the cleaning motor 303 is started, the output end of the cleaning motor 303 drives the rotating rod 302 to rotate, the rotating rod 302 drives the rotating plate 305 to rotate, the rotating plate 305 drives the arc-shaped plate 306 to rotate, the outer side surface of the arc-shaped plate 306 is attached to the inner wall of the cleaning barrel 301, the rotating arc-shaped plate 306 cleans the urea particles, powder on the outer surface of the urea particles enters the hopper 314 through the filter plate 313, the exhaust fan 316 is started, the input end of the exhaust fan 316 sucks powder in the hopper 314 through the cleaning pipe 315, the output end of the exhaust fan 316 discharges the extracted powder, the collected bag is sleeved at the output end of the exhaust fan 316 to collect the powder, the powder cannot float into the air, after the powder of the urea particles is cleaned, the cleaning motor 303 is closed, the handle 312 is moved to the front side, the handle 312 drives the closing plate 311 to move forward, urea particles fall into the screening cylinder 401 through the inclined cleaning barrel 301, the screening motor 403 is started, the output end of the screening motor 403 drives the screening rod 404 to rotate, the screening rod 404 drives the first screening plate 405 and the second screening plate 406 to rotate, so that the urea particles in the screening cylinder 401 are screened, qualified urea particles are left on the upper surface of the first screening plate 405, unqualified urea particles with small volume are screened on the upper surface of the second screening plate 406, after the screening motor 403 rotates for a few minutes, the rotating speed of the screening motor 403 is reduced, the two sealing plates 408 are drawn out, the screened urea particles fall out from the inside of the screening cylinder 401, and after the process is completed, the cover plate 308 covers the feeding pipe 307.

To sum up, this granule sieving mechanism is used in urea production, through the cleaning device 3 that sets up, make the urea granule fully roll in the inside of cleaning barrel 301, make the powder of urea granule surface all drop into in funnel 314, and discharge the powder by air exhauster 316, make the device obtain improving to the clearance effect of urea granule, the surface of having avoided the urea granule carries the condition that the powder leads to urea granule premium grade product rate to reduce to take place, thereby the production quality of urea granule has been guaranteed, the practicality of the device has been guaranteed.

This granule sieving mechanism is used in urea production, through the sieving mechanism 4 that sets up, make the less urea granule of volume screened the upper surface of second screening board 406, the qualified upper surface of staying first screening board 405, make the screening quality of urea granule obtain improving, thereby the premium grade rate of urea granule has been guaranteed, through three group's arcs 306 that set up, the efficiency of the urea granule roll in clearance bucket 301 has been accelerated, make the quick powder that drops of urea granule, thereby the machining efficiency of the device has been guaranteed.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a granule sieving mechanism for urea production, includes backup pad (1), its characterized in that: the cleaning device comprises a supporting plate (1), supporting legs (2) are fixedly connected to four corners of the lower surface of the supporting plate (1), a cleaning device (3) is arranged on the left side of the upper surface of the supporting plate (1), the cleaning device (3) comprises a cleaning barrel (301), a rotary rod (302) is inserted into the left side of the cleaning barrel (301), the left end of the rotary rod (302) is fixedly connected with the output end of a cleaning motor (303), a first motor support plate (304) is fixedly connected to the left side surface of the cleaning barrel (301), the upper surface of the first motor support plate (304) is fixedly connected with the lower surface of the cleaning motor (303), rotating plates (305) are fixedly connected to the left side and the right side of the outer surface of the rotary rod (302), an arc-shaped plate (306) is fixedly connected to the outer side surface of the rotating plates (305), a feeding pipe (307) is inserted into the top of the outer surface of the cleaning barrel (301), and a cover, the right side face of the cleaning barrel (301) is fixedly connected with a stabilizing plate (309), a sliding block (310) is inserted into the front face of the stabilizing plate (309), a closing plate (311) is fixedly connected to the lower surface of the sliding block (310), a handle (312) is fixedly connected to the right side face of the closing plate (311), a filter plate (313) is arranged at the bottom of the outer surface of the cleaning barrel (301), a funnel (314) is fixedly connected to the bottom of the outer surface of the cleaning barrel (301), the lower surface of the funnel (314) is communicated with the front end of a cleaning pipe (315), the rear end of the cleaning pipe (315) is communicated with the input end of an exhaust fan (316), a fan support (317) is fixedly connected to the lower surface of the exhaust fan (316), the lower surface of the fan support (317) is fixedly connected with the upper surface of the support plate (1), and a support column (318) is fixedly connected to the bottom of the outer surface of, the right side of backup pad (1) upper surface is provided with sieving mechanism (4), sieving mechanism (4) are including a screen drum (401), the last fixed surface of screen drum (401) is connected with second extension board (402), the left surface fixedly connected with screening motor (403) of second extension board (402), the output fixedly connected with screening pole (404) of screening motor (403), first screening plate (405) has been cup jointed at the top of screening pole (404) surface, second screening plate (406) has been cup jointed to the bottom of screening pole (404) surface, two sets of piece (407) that hold of equal fixedly connected with in left side and the right side of screen drum (401) surface, the inside of holding piece (407) is provided with closing plate (408).

2. The apparatus of claim 1, wherein: the front surface of the stabilizing plate (309) is provided with a T-shaped groove, the sliding block (310) is a T-shaped block, and the sliding block (310) is connected with the T-shaped groove in a sliding mode.

3. The apparatus of claim 1, wherein: the support leg (2) is internally provided with a weighting block, and the shape of the weighting block is matched with that of the support leg (2).

4. The apparatus of claim 1, wherein: the number of the arc-shaped plates (306) is three, the two sides of the inner side surfaces of the arc-shaped plates (306) are both subjected to rounding treatment, and the radius of each rounding is ten millimeters.

5. The apparatus of claim 1, wherein: the surface of handle (312) is provided with the skid resistant course, and the skid resistant course comprises anti-skidding cushion and anti-skidding line, the surface and the anti-skidding cushion fixed connection of handle (312).

6. The apparatus of claim 1, wherein: the cleaning barrel (301) is inclined downwards by fifteen degrees from left to right, and the thickness of the cleaning barrel (301) is twenty millimeters.