CN108080274B - Needle pendulum formula fertilizer screening plant - Google Patents

Needle pendulum formula fertilizer screening plant Download PDF

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Publication number
CN108080274B
CN108080274B CN201711362076.9A CN201711362076A CN108080274B CN 108080274 B CN108080274 B CN 108080274B CN 201711362076 A CN201711362076 A CN 201711362076A CN 108080274 B CN108080274 B CN 108080274B
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Prior art keywords
plate
screening
unit
rod
filter screen
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CN201711362076.9A
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CN108080274A (en
Inventor
占学宽
左伟媛
张子天
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戴玲玲
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Priority to CN201711362076.9A priority Critical patent/CN108080274B/en
Publication of CN108080274A publication Critical patent/CN108080274A/en
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07BSEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B9/00Combinations of apparatus for screening or sifting or for separating solids from solids using gas currents; General arrangement of plant, e.g. flow sheets
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C13/00Disintegrating by mills having rotary beater elements ; Hammer mills
    • B02C13/13Disintegrating by mills having rotary beater elements ; Hammer mills with horizontal rotor shaft and combined with sifting devices, e.g. for making powdered fuel
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C13/00Disintegrating by mills having rotary beater elements ; Hammer mills
    • B02C13/26Details
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07BSEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B1/00Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/28Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07BSEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B1/00Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/42Drive mechanisms, regulating or controlling devices, or balancing devices, specially adapted for screens
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07BSEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B1/00Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/46Constructional details of screens in general; Cleaning or heating of screens

Abstract

The invention belongs to the technical field of machinery for fertilizer production, and particularly relates to a needle swing type organic fertilizer screening device which comprises an upper bottom plate, side plates, a lower bottom plate, a swing unit, a screening unit and a discharge chute, wherein the upper bottom plate is provided with a plurality of side plates; the upper bottom plate is arranged on the upper surface of the lower bottom plate through a side plate, and a first feeding hole is formed in the upper bottom plate; a discharge hole is arranged on the lower bottom plate; the swing unit is arranged between the front side plate and the rear side plate through a rotating shaft; the screening unit is hinged below the swinging unit through a connecting rod; a first screening device, a second screening device and a third screening device are sequentially arranged on the lower surface of the first plate from left to right, and a second feeding hole is formed in the first plate; the first screening device comprises a second plate, a first-stage filter screen and a cloth curtain cover, and the cloth curtain cover is arranged at the lower end of the second plate through the first-stage filter screen; the screening machine is mainly used for screening organic fertilizers, can automatically screen organic fertilizer particles meeting the specification, can crush massive or plate-shaped organic fertilizers, and improves the working efficiency.

Description

Needle pendulum formula fertilizer screening plant
Technical Field
The invention belongs to the technical field of machinery for fertilizer production, and particularly relates to a needle swing type organic fertilizer screening device.
Background
The organic fertilizer is mainly from excrement of plants and animals, and is a carbon-containing material which is applied to soil to provide plant nutrition as a main function. Is prepared from biological substances, animal and plant wastes and plant residues, eliminates toxic and harmful substances in the biological substances, and is rich in a large amount of beneficial substances. The fertilizer can form fluffy powder or cotton-shaped object after the fermentation, need remove the large granule fertilizer wherein through the screening, and current screening plant is a sieve mostly, and the aperture of sieve is the same, can not detach some large-scale granules, and large-scale screening plant's cost is too high.
Some technical schemes of organic fertilizer screening devices also appear in the prior art, for example, a chinese patent with application number 201710220091.3 discloses an organic fertilizer screening device, which comprises a feed hopper, a separation mechanism, a receiving hopper, a feeding pipe, a discharge hopper and a conveying mechanism which are connected in sequence; the separation mechanism comprises a separation sieve, a motor and a collection chamber, the separation sieve is in a bucket shape and is not connected with a central shaft, the motor is coaxially connected with the central shaft, and a cam is rotatably connected on the central shaft; the separating screen comprises an upper screen plate and a lower screen plate which are fixedly connected, and screen holes on the upper screen plate are sequentially reduced from the center to the edge; the lower sieve plate is provided with small sieve holes, middle sieve holes and large sieve holes from the center to the edge, and the collecting chamber is internally provided with a small chamber, a middle chamber and a large chamber; the conveying mechanism comprises an annular groove, an annular ring connected with the annular groove in a rotating mode, and blades obliquely arranged along the axial direction of the feeding pipe, and the blades are fixed on the annular ring. Although the technical scheme can realize the classification and screening of the organic fertilizer, the technical scheme can only screen the organic fertilizer without large particles or blocks, the plate-shaped or block-shaped fertilizer in the organic fertilizer cannot be effectively screened, and simultaneously, a large amount of irritant gas generated during the screening of the organic fertilizer cannot be recovered, so that the use of the organic fertilizer screening machine is limited.
In view of the above, the needle pendulum type organic fertilizer screening device provided by the invention can screen organic fertilizers and can crush massive or plate-shaped organic fertilizers, so that the working efficiency of the needle pendulum type organic fertilizer screening device is improved, and the needle pendulum type organic fertilizer screening device has the following specific beneficial effects:
1. the invention relates to a needle pendulum type organic fertilizer screening device, wherein a screening unit comprises a first plate, a first screening device, a second screening device and a third screening device; the lower surface of the first plate is sequentially provided with a first screening device, a second screening device and a third screening device from left to right; the first screening device comprises a second plate, a first-stage filter screen and a cloth curtain cover, and the cloth curtain cover is installed at the lower end of the second plate through the first-stage filter screen; the second screening device comprises a second plate, a second-stage filter screen and a cloth curtain cover, and the cloth curtain cover is installed at the lower end of the second plate through the second-stage filter screen; the third screening device comprises a second plate, a third filter screen and a cloth curtain cover, and the cloth curtain cover is installed at the lower end of the second plate through the third filter screen; the cloth curtain cover is used for conveying the organic fertilizer filtered by the first-stage filter screen, the second-stage filter screen and the third-stage filter screen to the discharge chute; the three-stage filter screen is W-shaped. The first screening device filters fine particles in the organic fertilizer and then conveys the organic fertilizer to the second screening device; the second screening device filters medium particles in the organic fertilizer and then conveys the large particles to the third screening device; the third screening device is used for crushing and recovering the large-particle organic fertilizer; screening plant, No. two screening plant realize carrying out hierarchical screening and broken collection to the fertilizer through the cooperation with No. three screening plant.
2. The needle swing type organic fertilizer screening device comprises a swing unit, a needle swing unit and a needle swing type organic fertilizer screening unit, wherein the swing unit comprises a rotating disc, a swing rod and a cylinder toggle guide rod mechanism; the swing rod is arranged between the front side plate and the rear side plate through a rotating disc; the middle part of the swing rod on the right side of the rotating disc is provided with a rectangular groove; the cylinder toggle rod mechanism enables the swinging unit to swing up and down by matching with the rectangular groove; the cylinder toggle guide rod mechanism realizes that the swing unit drives the screening unit to screen the organic fertilizer by driving the swing rod to rotate around the rotating disc.
3. According to the needle swing type organic fertilizer screening device, the crushing unit and the stirring unit are arranged inside the third screening device, and the stirring unit is matched with the crushing unit to crush organic fertilizers in the third screening device; the crushing unit comprises crushing blades and a mounting rack, and the crushing blades are mounted on the lower surface of a first plate through the mounting rack; the stirring unit comprises a stirring air rod, a first rotary table and a bidirectional screw rod; the stirring gas rod is eccentrically arranged on the sliding block through a first rotary table; the sliding block is arranged between the front side plate and the rear side plate through a bidirectional screw rod; according to the invention, the stirring unit is matched with the crushing unit to crush the plate-shaped organic fertilizer in the third screening device.
Disclosure of Invention
In order to make up for the defects of the prior art, the invention provides the needle swing type organic fertilizer screening device which is mainly used for screening organic fertilizers, can automatically screen organic fertilizer particles meeting the specification, and can recover the organic fertilizers which do not meet the specification again. According to the invention, the swinging unit drives the screening unit to screen the organic fertilizer by driving the swinging rod to rotate around the rotating disc; meanwhile, the stirring unit is matched with the crushing unit to crush the plate-shaped organic fertilizer in the third screening device, so that the structure of the screening device is simplified.
The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to a needle swing type organic fertilizer screening device which comprises an upper bottom plate, two front side plates and two rear side plates which are distributed in the front and at the back, a lower bottom plate, a swing unit, a screening unit and a discharge chute, wherein the front side plate and the rear side plate are arranged in the front and at the back; the upper bottom plate is arranged on the upper surface of the lower bottom plate through a side plate, and a feeding hole is formed in the upper bottom plate; a discharge hole is formed in the lower bottom plate; the swing unit is arranged between the front side plate and the rear side plate through a rotating shaft; the screening unit is hinged below the swinging unit through a connecting rod; the discharge chute is positioned below the screening unit and is used for classifying and collecting the organic fertilizer; wherein the content of the first and second substances,
the screening unit comprises a first plate, a first screening device, a second screening device and a third screening device; the lower surface of the first plate is sequentially provided with a first screening device, a second screening device and a third screening device from left to right; the first screening device comprises a second plate, a first-stage filter screen and a cloth curtain cover, and the cloth curtain cover is installed at the lower end of the second plate through the first-stage filter screen; the second screening device comprises a second plate, a second-stage filter screen and a cloth curtain cover, and the cloth curtain cover is installed at the lower end of the second plate through the second-stage filter screen; the third screening device comprises a second plate, a third filter screen and a cloth curtain cover, and the cloth curtain cover is installed at the lower end of the second plate through the third filter screen; the cloth curtain cover is used for conveying the organic fertilizer filtered by the first-stage filter screen, the second-stage filter screen and the third-stage filter screen to the discharge chute; the three-stage filter screen is W-shaped.
Preferably, the swing unit comprises a rotating disc, a swing rod and an air cylinder toggle link mechanism; the swing rod is arranged between the front side plate and the rear side plate through a rotating disc; the middle part of the swing rod on the right side of the rotating disc is provided with a rectangular groove; the cylinder toggle link mechanism enables the swing unit to swing up and down by matching with the rectangular groove.
Preferably, the surface of the rotating disc is provided with an arc-shaped groove, a limiting block is arranged on a curved surface below the rotating disc, and a limiting rod is arranged between the rotating disc and the first plate; the upper end of the limiting rod is arranged in the arc-shaped groove through a rotating wheel, and the lower end of the limiting rod is fixedly arranged on the upper surface of the first plate; the limiting block is used for controlling the swinging angle of the limiting rod.
Preferably, a crushing unit and a stirring unit are arranged inside the third screening device, and the stirring unit is matched with the crushing unit to crush the organic fertilizer in the third screening device; the crushing unit comprises crushing blades and a mounting rack, and the crushing blades are mounted on the lower surface of a first plate through the mounting rack; the stirring unit comprises a stirring air rod, a first rotary table and a bidirectional screw rod; the stirring gas rod is eccentrically arranged on the sliding block through a first rotary table; the sliding block is arranged between the front side plate and the rear side plate through a bidirectional screw rod.
Preferably, the stirring gas rod comprises a first gas rod and a second gas rod; the second air rod is arranged below the first air rod; the second air rod is of a V-shaped structure.
Preferably, an arc-shaped door is arranged inside the first screening device and the second screening device; the arc door is arranged between the front side plate and the rear side plate through a rotating shaft; an arc-shaped notch matched with the arc-shaped door is formed in the second plate on the right side of the first screening device; and an arc notch matched with the arc door is arranged on the second plate on the right side of the second screening device. The arc door enables the organic fertilizer to be transmitted from left to right through being matched with the arc notch.
The invention has the beneficial effects that:
1. the invention relates to a needle pendulum type organic fertilizer screening device, wherein a screening unit comprises a first plate, a first screening device, a second screening device and a third screening device; the lower surface of the first plate is sequentially provided with a first screening device, a second screening device and a third screening device from left to right; the first screening device comprises a second plate, a first-stage filter screen and a cloth curtain cover, and the cloth curtain cover is installed at the lower end of the second plate through the first-stage filter screen; the second screening device comprises a second plate, a second-stage filter screen and a cloth curtain cover, and the cloth curtain cover is installed at the lower end of the second plate through the second-stage filter screen; the third screening device comprises a second plate, a third filter screen and a cloth curtain cover, and the cloth curtain cover is installed at the lower end of the second plate through the third filter screen; the cloth curtain cover is used for conveying the organic fertilizer filtered by the first-stage filter screen, the second-stage filter screen and the third-stage filter screen to the discharge chute; the three-stage filter screen is W-shaped. The first screening device filters fine particles in the organic fertilizer and then conveys the organic fertilizer to the second screening device; the second screening device filters medium particles in the organic fertilizer and then conveys the large particles to the third screening device; the third screening device is used for crushing and recovering the large-particle organic fertilizer; screening plant, No. two screening plant realize carrying out hierarchical screening and broken collection to the fertilizer through the cooperation with No. three screening plant.
2. The needle swing type organic fertilizer screening device comprises a swing unit, a needle swing unit and a needle swing type organic fertilizer screening unit, wherein the swing unit comprises a rotating disc, a swing rod and a cylinder toggle guide rod mechanism; the swing rod is arranged between the front side plate and the rear side plate through a rotating disc; the middle part of the swing rod on the right side of the rotating disc is provided with a rectangular groove; the cylinder toggle rod mechanism enables the swinging unit to swing up and down by matching with the rectangular groove; the cylinder toggle guide rod mechanism realizes that the swing unit drives the screening unit to screen the organic fertilizer by driving the swing rod to rotate around the rotating disc.
3. According to the needle swing type organic fertilizer screening device, the crushing unit and the stirring unit are arranged inside the third screening device, and the stirring unit is matched with the crushing unit to crush organic fertilizers in the third screening device; the crushing unit comprises crushing blades and a mounting rack, and the crushing blades are mounted on the lower surface of a first plate through the mounting rack; the stirring unit comprises a stirring air rod, a first rotary table and a bidirectional screw rod; the stirring gas rod is eccentrically arranged on the sliding block through a first rotary table; the sliding block is arranged between the front side plate and the rear side plate through a bidirectional screw rod; according to the invention, the stirring unit is matched with the crushing unit to crush the plate-shaped organic fertilizer in the third screening device.
Drawings
The invention will be further explained with reference to the drawings.
FIG. 1 is a front view of the present invention;
FIG. 2 is a sectional view taken along line A-A of FIG. 1;
in the figure: the device comprises an upper bottom plate 1, a side plate 11, a lower bottom plate 12, a swing unit 2, a screening unit 3, a discharge chute 4, a first feed inlet 13, a discharge outlet 14, a connecting rod 31, a first plate 32, a first screening device 33, a second screening device 34, a third screening device 35, a second feed inlet 36, a second plate 331, a first-stage filter screen 332, a curtain cloth cover 333, a second-stage filter screen 334, a third-stage filter screen 335, a rotating disc 21, a swing rod 22, a cylinder toggle guide rod mechanism 23, a rectangular groove 24, an arc-shaped groove 211, a limiting block 212, a limiting rod 213, a crushing unit 351, a stirring unit 352, crushing blades 353, a mounting frame 354, a stirring gas rod 355, a first rotating disc 356, a bidirectional screw rod 357, a first gas rod 358, a second gas rod 359, an arc-shaped door 341, an arc-shaped notch 342 and a.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1 to 2, the needle swing type organic fertilizer screening device provided by the invention comprises an upper bottom plate 1, two front side plates 11 and two rear side plates 11 which are distributed in a front-back manner, a lower bottom plate 12, a swing unit 2, a screening unit 3 and a discharge chute 4; the upper bottom plate 1 is arranged on the upper surface of the lower bottom plate 12 through a side plate 11, and a first feeding hole 13 is formed in the upper bottom plate 1; a discharge hole 14 is formed in the lower bottom plate 12; the swing unit 2 is arranged between the front side plate 11 and the rear side plate 11 through a rotating shaft; the screening unit 3 is hinged below the swinging unit 2 through a connecting rod 31; the discharge chute 4 is positioned below the screening unit 3, and the discharge chute 4 is used for classifying and collecting organic fertilizers; wherein the content of the first and second substances,
the screening unit 3 comprises a first plate 32, a first screening device 33, a second screening device 34 and a third screening device 35; a first screening device 33, a second screening device 34 and a third screening device 35 are sequentially arranged on the lower surface of the first plate 32 from left to right, and a second feeding hole 36 is formed in the first plate 32; the first screening device 33 comprises a second plate 331, a first-stage filter screen 332 and a cloth curtain cover 333, wherein the cloth curtain cover 333 is installed at the lower end of the second plate 331 through the first-stage filter screen 332; the second screening device 34 comprises a second plate 331, a second-stage filter screen 334 and a cloth curtain cover 333, wherein the cloth curtain cover 333 is installed at the lower end of the second plate 331 through the second-stage filter screen 334; the third screening device 35 comprises a second plate 331, a third filtering screen 335 and a cloth curtain cover 333, wherein the cloth curtain cover 333 is arranged at the lower end of the second plate 331 through the third filtering screen 335; the cloth curtain cover 333 is used for conveying the organic fertilizer filtered by the first-stage filter screen 332, the second-stage filter screen 334 and the third-stage filter screen 335 to the discharge chute 4; the third filter screen 335 is W-shaped.
The first feeding hole 13 and the second feeding hole 36 are connected through a folding pipe; organic fertilizer is input into the screening unit 3 through the first feeding hole 13 and the second feeding hole 36, the swinging unit 2 is matched with the screening unit 3 to screen the organic fertilizer, the screening unit 3 is connected with the swinging unit 2 through the connecting rod 31 to enable the screening unit 3 to rotate relative to the swinging unit 2, so that the screening unit 3 can filter the organic fertilizer into the discharge chute 4, and the first screening device 33 can filter powdery fertilizer in the organic fertilizer; a plurality of second screening devices 34 are arranged between the first screening device 33 and the second screening device 34; the second screening device 34 is used for collecting and utilizing particles meeting the requirements in the organic fertilizer; the third screening device 35 is used for crushing large-particle or plate-shaped organic fertilizer into powder; the powdery organic fertilizer filtered in the first screening device 33 and the third screening device 35 is recycled through the discharge chute 4 and then is processed again; the discharge chute 4 prevents the organic fertilizer from falling to the outside of the cloth curtain 333 by cooperating with the cloth curtain 333.
As an embodiment of the present invention, the swing unit 2 includes a rotating disk 21, a swing lever 22, and an air cylinder toggle link mechanism 23; the swing rod 22 is installed between the front side plate 11 and the rear side plate 11 through the rotating disc 21; a rectangular groove 24 is formed in the middle of the swing rod 22 on the right side of the rotating disc 21; the cylinder toggle link mechanism 23 swings the swing unit 2 up and down by engaging with the rectangular groove 24.
The air cylinder toggle guide rod mechanism 23 is matched with the rectangular groove 24 to drive the swing rod 22 to swing up and down, and the swing rod 22 drives the screening unit 3 to swing through the connecting rod 31 for filtering the organic fertilizer; the air cylinder toggle rod mechanism 23 is used for enabling the speed change rate of the oscillating rod 22 at the highest point and the lowest point to be maximum, and further improving the filtering effect of the screening device on organic fertilizer.
As an embodiment of the present invention, an arc-shaped groove 211 is formed on the surface of the rotating disc 21, a limiting block 212 is arranged on the lower curved surface of the rotating disc 21, and a limiting rod 213 is arranged between the rotating disc 21 and the first plate 32; the upper end of the limiting rod 213 is arranged in the arc-shaped groove 211 through a rotating wheel, and the lower end of the limiting rod 213 is fixedly arranged on the upper surface of the first plate 32; the limiting block 212 is used for controlling the swing angle of the limiting rod 213.
The lower end of the limiting rod 213 is fixedly connected with the first plate 32, and the upper end of the limiting rod 213 is installed in the arc-shaped groove 211 through a rotating wheel, so that the limiting rod 213 can drive the first plate 32 to swing relative to the swinging rod 22; when the swing rod 22 drives the sieving unit 3 to rotate, and when the right end of the swing rod 22 is positioned at the highest point or the lowest point, the sieving unit 3 can continuously move according to the original moving direction under the action of inertia; the limiting block 212 limits the swing amplitude of the sieving unit 3 by cooperating with the limiting rod 213; so that when the oscillating lever 22 drives the sieving unit 3 to oscillate left and right, the first plate 32 in the sieving unit 3 does not collide with the side plate 11.
As an embodiment of the present invention, a crushing unit 351 and a stirring unit 352 are arranged inside the third screening device 35, and the stirring unit 352 cooperates with the crushing unit 351 to crush the organic fertilizer in the third screening device 35; the crushing unit 351 comprises a crushing blade 353 and a mounting rack 354, wherein the crushing blade 353 is mounted on the lower surface of a first plate 32 through the mounting rack 354; the stirring unit 352 comprises a stirring gas rod 355, a first turntable 356 and a bidirectional screw rod 357; the stirring air rod 355 is eccentrically arranged on the sliding block through a first rotating disc 356; the slider is mounted between the front plate 11 and the rear plate 11 through a bidirectional screw 357.
The rotary table is connected with the motor through a rotating shaft; the stirring gas rod 355 is connected with a rotating shaft of the motor to realize the rotation of the stirring gas rod 355; the motor drives the stirring air rods 355 at the left side and the right side to move reversely through the bidirectional screw rod 357; the motor drives the first rotary table 356 to rotate, the stirring air rod 355 can rotate the shaft, and the stirring unit 352 can spirally blow the organic fertilizer in the third filter screen 335 to the middle of the third filter screen 335; the stirring air rod 355 moves the organic fertilizer along the W-shaped three-stage filter screen 335, and the stirring unit 352 is matched with the crushing unit 351 to crush the organic fertilizer in blocks.
As an embodiment of the present invention, the stirring gas rods 355 include a first gas rod 358 and a second gas rod 359; the second air rod 359 is installed below the first air rod 358; the second air rod 359 has a V-shaped structure.
First gas bar 358 is used to deliver gas to second gas bar 359; no. two gas poles 359 are the V-arrangement structure, drive No. two gas poles 359 rotations through the motor and be convenient for No. two gas poles 359 to blow the fertilizer in the middle of.
As an embodiment of the present invention, the inside of the first and second sieving devices 33 and 34 is provided with a curved door 341; the arc door 341 is installed between the front side plate 11 and the rear side plate 11 through a rotating shaft; an arc-shaped notch 342 matched with the arc-shaped door 341 is formed in the second plate 331 on the right side of the first screening device 33; an arc-shaped notch 342 matched with the arc-shaped door 341 is formed in the second plate 331 on the right side of the second screening device 34; the arched door 341 allows fertilizer to be transferred from the first screening device 33 to the third screening device 35 by cooperating with the arched notch 342.
The motor drives arc door 341 through the pivot and rotates and realize transmitting fertilizer from a left side right side from No. one screening plant 33 in proper order No. three screening plants 35.
As an embodiment of the present invention, the left side surface of the left side plate 11 is provided with an air outlet hole 111; the air outlet holes 111 are used for collecting harmful gas in the side plate 11.
During operation, organic fertilizer enters the first screening device 33 of the screening unit 3 through the first feeding hole 13 and the second feeding hole 36, and the swinging unit 2 drives the screening unit 3 to swing so that the first screening device 33 filters powdery fertilizer in the organic fertilizer; when the first screening device 33 moves to the upper left, the controller rotates the arc-shaped door 341 in the first screening device 33 through the motor to enable the organic fertilizer in the first screening device 33 to flow into the second screening device 34; when the first screening device 33 starts to move downwards from the highest point on the upper left, the controller drives the arc-shaped door 341 to rotate through the motor so as to enable the arc-shaped door 341 to be attached to the arc-shaped notch 342, and the organic fertilizer sequentially passes through the second screening device 34 and the third screening device 35; the organic fertilizer particles filtered by the second screening device 34 are collected and utilized through the discharge hole 14, and the organic fertilizer filtered by the first screening device 33 and the third screening device 35 is reprocessed through the discharge hole 14.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (5)

1. The utility model provides a needle pendulum formula fertilizer screening plant which characterized in that: comprises an upper bottom plate (1), a front side plate (11), a rear side plate (11), a lower bottom plate (12), a swing unit (2), a screening unit (3) and a discharge chute (4); the upper bottom plate (1) is mounted on the upper surface of the lower bottom plate (12) through a side plate (11), and a first feeding hole (13) is formed in the upper bottom plate (1); a discharge hole (14) is formed in the lower bottom plate (12); the swing unit (2) is arranged between the front side plate (11) and the rear side plate (11) through a rotating shaft; the screening unit (3) is hinged below the swinging unit (2) through a connecting rod (31); the discharge chute (4) is positioned below the screening unit (3), and the discharge chute (4) is used for classifying and collecting organic fertilizers; wherein the screening unit (3) comprises a first plate (32), a first screening device (33), a second screening device (34) and a third screening device (35); a first screening device (33), a second screening device (34) and a third screening device (35) are sequentially arranged on the lower surface of the first plate (32) from left to right, and a second feeding hole (36) is formed in the first plate (32); the first screening device (33) comprises a second plate (331), a first-stage filter screen (332) and a cloth curtain cover (333), and the cloth curtain cover (333) is installed at the lower end of the second plate (331) through the first-stage filter screen (332); the second screening device (34) comprises a second plate (331), a second-stage filter screen (334) and a cloth curtain cover (333), and the cloth curtain cover (333) is installed at the lower end of the second plate (331) through the second-stage filter screen (334); the third screening device (35) comprises a second plate (331), a third-level filter screen (335) and a cloth curtain cover (333), and the cloth curtain cover (333) is installed at the lower end of the second plate (331) through the third-level filter screen (335); the cloth curtain cover (333) is used for conveying the organic fertilizer filtered by the first-stage filter screen (332), the second-stage filter screen (334) and the third-stage filter screen (335) to the discharge chute (4); the third-stage filter screen (335) is W-shaped;
a crushing unit (351) and a stirring unit (352) are arranged inside the third screening device (35), and the stirring unit (352) is matched with the crushing unit (351) to crush the organic fertilizer in the third screening device (35); the crushing unit (351) comprises a crushing blade (353) and a mounting rack (354), wherein the crushing blade (353) is mounted on the lower surface of a first plate (32) through the mounting rack (354); the stirring unit (352) comprises a stirring air rod (355), a first rotating disc (356) and a bidirectional screw rod (357); the stirring air rod (355) is eccentrically arranged on the sliding block through a first rotating disc (356); the sliding block is arranged between the front side plate (11) and the rear side plate (11) through a bidirectional screw rod (357);
the stirring gas rod (355) comprises a first gas rod (358) and a second gas rod (359); the second air rod (359) is arranged below the first air rod (358); the second air rod (359) is of a V-shaped structure.
2. The needle pendulum formula fertilizer screening plant of claim 1, characterized in that: the swing unit (2) comprises a rotating disc (21), a swing rod (22) and an air cylinder toggle rod mechanism (23); the swing rod (22) is arranged between the front side plate (11) and the rear side plate (11) through a rotating disc (21); a rectangular groove (24) is formed in the middle of the swing rod (22) on the right side of the rotating disc (21); the air cylinder toggle link mechanism (23) enables the swing unit (2) to swing up and down by matching with the rectangular groove (24).
3. The needle pendulum formula fertilizer screening plant of claim 2, characterized in that: an arc-shaped groove (211) is formed in the surface of the rotating disc (21), a limiting block (212) is arranged on the lower curved surface of the rotating disc (21), and a limiting rod (213) is arranged between the rotating disc (21) and the first plate (32); the upper end of the limiting rod (213) is arranged in the arc-shaped groove (211) through a rotating wheel, and the lower end of the limiting rod (213) is fixedly arranged on the upper surface of the first plate (32); the limiting block (212) is used for controlling the swinging angle of the limiting rod (213).
4. The needle pendulum formula fertilizer screening plant of claim 1, characterized in that: an arc-shaped door (341) is arranged inside the first screening device (33) and the second screening device (34); the arc-shaped door (341) is arranged between the front side plate (11) and the rear side plate (11) through a rotating shaft; an arc-shaped notch (342) matched with the arc-shaped door (341) is formed in the second plate (331) on the right side of the first screening device (33); an arc-shaped notch (342) matched with the arc-shaped door (341) is formed in the second plate (331) on the right side of the second screening device (34); the arc-shaped door (341) enables the organic fertilizer to be transferred from the first screening device (33) to the third screening device (35) through matching with the arc-shaped notch (342).
5. The needle pendulum formula fertilizer screening plant of claim 1, characterized in that: the left side surface of the left side plate (11) is provided with an air outlet hole (111); the air outlet holes (111) are used for collecting harmful gas in the side plates (11) in a centralized manner.
CN201711362076.9A 2017-12-18 2017-12-18 Needle pendulum formula fertilizer screening plant Active CN108080274B (en)

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GB285820A (en) * 1927-02-21 1928-10-11 Nicolas Fanjun Improvements in or relating to gear for driving apparatus with a horizontal orbital motion
GB435854A (en) * 1933-12-28 1935-09-30 Einer Valdemar Christing Improvements in or relating to vibratory graders
CN203565328U (en) * 2013-09-17 2014-04-30 新疆托美托番茄科技开发有限公司 Swing-type material even-blending device
CN205518585U (en) * 2016-04-22 2016-08-31 谢玉瑞 Vibrating fruit vegetables grader
CN205613693U (en) * 2016-04-29 2016-10-05 阳新鹏富矿业有限公司 Vibration screening equipment for ore
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CN206273391U (en) * 2016-11-25 2017-06-23 李晓光 A kind of screening mechanism of graininess black powder
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CN107350149A (en) * 2017-09-08 2017-11-17 张家港创博金属科技有限公司 A kind of screening technique and equipment of novel ball particulate

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