CN111804566A - A screening mechanism for granulated fertilizer production - Google Patents
A screening mechanism for granulated fertilizer production Download PDFInfo
- Publication number
- CN111804566A CN111804566A CN202010495593.9A CN202010495593A CN111804566A CN 111804566 A CN111804566 A CN 111804566A CN 202010495593 A CN202010495593 A CN 202010495593A CN 111804566 A CN111804566 A CN 111804566A
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- CN
- China
- Prior art keywords
- screening mechanism
- finished product
- screen
- supporting seat
- screening
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000012216 screening Methods 0.000 title claims abstract description 69
- 239000003337 fertilizer Substances 0.000 title claims abstract description 28
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 13
- 239000000463 material Substances 0.000 claims abstract description 68
- 239000000428 dust Substances 0.000 claims abstract description 25
- 239000000843 powder Substances 0.000 claims abstract description 20
- 239000002245 particle Substances 0.000 description 11
- 238000000034 method Methods 0.000 description 5
- 239000008187 granular material Substances 0.000 description 4
- 238000012545 processing Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001804 emulsifying effect Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012958 reprocessing Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING 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
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/28—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING 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
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05G—MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
- C05G5/00—Fertilisers characterised by their form
- C05G5/10—Solid or semi-solid fertilisers, e.g. powders
- C05G5/12—Granules or flakes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING 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
- B07B2201/00—Details applicable to machines for screening using sieves or gratings
- B07B2201/04—Multiple deck screening devices comprising one or more superimposed screens
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Pest Control & Pesticides (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Fertilizers (AREA)
Abstract
The invention discloses a screening mechanism for granular fertilizer production, which comprises a screening mechanism, wherein a feed inlet and a dust collection pipe are arranged at the top of the screening mechanism, a vibration motor and an elastic supporting seat I are arranged at the bottom of the screening mechanism, a coarse material screen, a finished product screen and a powder material guiding plate are sequentially arranged in the screening mechanism from top to bottom, the coarse material screen, the finished product screen and the powder material guiding plate are all obliquely arranged, the lower end of the coarse material screen is arranged above the higher end of the finished product screen, the lower end of the finished product screen is arranged above the higher end of the material guiding plate, the two ends of the coarse material screen and the finished product screen are arranged on the inner wall of the screening mechanism through an elastic supporting seat II, the material guiding plate is of a chute-shaped structure, the two ends of the material guiding plate are arranged on the inner wall of the screening mechanism through mounting seats, the side wall of the. This application autofilter is efficient, and the screening is effectual. Meanwhile, the dust is slowly screened and conveyed, and the pollution of the dust to the environment is reduced.
Description
Technical Field
The invention relates to the field of application of fertilizer production equipment, in particular to a screening mechanism for producing granular fertilizer.
Background
In the production process of the fertilizer, the fertilizer forms particles through the processes of melting, emulsifying, granulating and the like, but the produced particles often have unsatisfactory shapes and sizes, and need to be screened to select the particles with unsatisfactory sizes. The traditional screening mode is time-consuming and labor-consuming, and has low efficiency; and screening through a vibrating screen often still leaves a part of unqualified particles; moreover, the screening is also easy to damage the fertilizer particles, and the vibration of the vibrating screen is easy to cause the dust of the damaged dust to cause pollution to the environment.
Disclosure of Invention
The invention aims to provide a screening mechanism for producing granulated fertilizer, which has high screening efficiency, good screening effect, better protection on the granulated fertilizer and capability of reducing pollution to the environment.
In order to solve the technical problem, the scheme of the invention is as follows:
a screening mechanism for producing granulated fertilizer comprises a screening mechanism, wherein the top of the screening mechanism is provided with a feed inlet and a dust collecting pipe, the bottom of the screening mechanism is provided with a vibration motor and an elastic supporting seat I, the screening mechanism is internally provided with a coarse material screen, a finished product screen and a powder material guide plate from top to bottom in sequence, the coarse material screen, the finished product screen and the powder material guide plate are all obliquely arranged, the lower end of the coarse material sieve is arranged above the upper end of the finished product sieve, the lower end of the finished product sieve is arranged above the upper end of the material guide plate, both ends of the coarse material sieve and the finished product sieve are arranged on the inner wall of the screening mechanism through two elastic supporting seats, the material guide plate is of a chute-shaped structure, and both ends are installed on the inner wall of the screening mechanism through mounting seats, the side wall of the screening mechanism is provided with a feed back outlet matched with the coarse material screen and the guide plate, and a finished product outlet matched with the finished product screen.
And a finished product material conveying belt is arranged at the finished product material outlet.
The dust collecting pipe is connected with a dust collector, an air outlet of the dust collector is connected with an exhaust fan, and a feed opening of the dust collector is communicated with a granulator.
The feed inlet of the granulator is also communicated with the feed back outlet through a feed back pipe.
The discharge hole of the granulator is communicated with the feed inlet through a conveying device.
The screening mechanism comprises a screening mechanism body and an elastic supporting seat, wherein the elastic supporting seat comprises a base I and a spring I, the base I is provided with a spring mounting groove I, the spring I is arranged in the spring mounting groove I, the elastic supporting seat II comprises a base II, the base II is fixedly arranged on the inner wall of the screening mechanism body, the spring mounting groove II is formed in the base II, and the spring II is arranged in the spring mounting groove II.
Compared with the prior art, the invention has the beneficial effects that:
this application is at the application in-process, after the material got into screening mechanism from the feed inlet, at first carry the coarse fodder of particle size greater than 4.75 to screen on the coarse fodder sieve, finished product material and fine powder drop on the finished product sieve, after the screening of finished product sieve, finished product granule material is carried on the finished product material conveyer belt through the finished product material export, and carry away finished product material through the finished product material conveyer belt, and fine powder material is after the screening of finished product sieve, drop to the stock guide, carry to the granulator reprocessing through feed back export and feed back pipe together with the coarse fodder of large granule at last, thereby be convenient for the recovery processing of powder and large granule material, this application passes through vibrating motor's vibration, realize the autofilter of chemical fertilizer granule, and the screening efficiency is high, the screening is effectual, accord with national standard. Simultaneously, slow screening is carried, still is convenient for to the protection of granulated fertilizer, reduces the damage of granulated fertilizer, reduces granulated fertilizer's production, and this application is provided with pipe and the dust collector of gathering dust in addition, still is convenient for retrieve the processing to the powder that produces to reduce the pollution of dust to the environment.
Drawings
FIG. 1 is a schematic structural view of the present invention;
figure 2 is a cross-sectional view of a screening mechanism of the present invention.
Detailed Description
The following further describes embodiments of the present invention with reference to the drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features involved in the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
As shown in fig. 1-2, a screening mechanism for granular fertilizer production comprises a screening mechanism 1, a feeding port 2 and a dust collecting pipe 3 are arranged at the top of the screening mechanism 1, a vibration motor 4 and an elastic support seat one 5 are arranged at the bottom of the screening mechanism 1, a coarse material screen 6, a finished product screen 7 and a powder material guide plate 8 are sequentially arranged in the screening mechanism 1 from top to bottom, the coarse material screen 6, the finished product screen 7 and the powder material guide plate 8 are all obliquely arranged, the lower end of the coarse material screen 6 is arranged above the upper end of the finished product screen 7, the lower end of the finished product screen 7 is arranged above the upper end of the material guide plate 8, both ends of the coarse material screen 6 and the finished product screen 7 are arranged on the inner wall of the screening mechanism 1 through an elastic support seat two 9, the material guide plate 8 is in a chute-shaped structure, and both ends are mounted on the inner wall of the screening mechanism 1, the side wall of the screening mechanism 1 is provided with a return outlet 11 matched with the coarse material screen 6 and the material guide plate 8, and a finished product outlet 12 matched with the finished product screen 7.
The finished product outlet 12 is provided with a finished product conveyor belt 13. This setting is mainly convenient for carry away the finished product material of screening out fast, avoids the screening of this application screening mechanism.
The dust collecting pipe 3 is connected with a dust collector 14, an air outlet of the dust collector 14 is connected with an exhaust fan 15, and a feed opening of the dust collector 14 is communicated with a granulator 16. The dust collector 14 is mainly used for collecting powder which is crushed and dust is discharged in the fertilizer screening process, so that the pollution is reduced on one hand, and the waste materials can be recycled on the other hand. The exhaust fan 15 mainly plays a role of drawing wind to generate negative pressure.
The feed inlet of the granulator 16 is also communicated with the feed back outlet 11 through a feed back pipe 17. The device is mainly convenient for recovering unqualified coarse materials and powder materials.
The discharge hole of the granulator 16 is communicated with the feed hole 2 through a conveying device. This arrangement is primarily convenient for direct feeding.
The first elastic supporting seat 5 comprises a first base 18 provided with a first spring mounting groove and a first spring 19 arranged in the first spring mounting groove, and the second elastic supporting seat 9 comprises a second base 20 fixedly arranged on the inner wall of the screening mechanism 1, a second spring mounting groove formed in the second base 20, and a second spring 21 arranged in the second spring mounting groove. The first elastic supporting seat 5 is mainly convenient for elastic vibration of the screening mechanism 1, and the second elastic supporting seat 9 is mainly convenient for a coarse material screen 6 and a finished product screen 7, so that screening of qualified materials and transportation of the materials are facilitated.
In the practical application process, the aperture of the coarse material sieve 6 is not larger than 4.75mm, and the aperture of the finished product sieve 7 is not smaller than 1mm for ensuring the particle quality of the finished fertilizer. Thereby effectively ensuring that the grain diameter of finished fertilizer grains is in the national standard range and meeting the requirements of national standards.
In order to ensure the screening and blanking conveying effects, the included angles between the coarse material sieve 6, the finished product sieve 7 and the powder material guide plate 8 and the horizontal plane are all 5-8 degrees.
Specifically, in the actual application process, after the material enters the screening mechanism 1 from the feeding port 2, the material is firstly conveyed to the coarse material screen 6 to screen out coarse materials with the particle size larger than 4.75mm, finished material and fine powder fall on the finished product screen 7, after the finished product screen 7 screens, finished product particles are conveyed to the finished product conveyor belt 13 through the finished product outlet 12, the finished product materials are conveyed away through the finished product conveyor belt 13, the fine powder falls on the material guide plate 8 after the finished product screen 7 screens, and finally the fine powder and the coarse materials with large particles are conveyed to the granulator 16 through the material return outlet 11 and the material return pipe 17 to be reprocessed, so that the recovery and processing of the powder and the large particles are facilitated. Meanwhile, the granular fertilizer is protected by slow screening and conveying, damage to the granular fertilizer is reduced, and generation of the granular fertilizer is reduced.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, and the scope of protection is still within the scope of the invention.
Claims (6)
1. A screening mechanism for granulated fertilizer production which characterized in that: comprises a screening mechanism (1), wherein the top of the screening mechanism (1) is provided with a feed inlet (2) and a dust collecting pipe (3), the bottom of the screening mechanism is provided with a vibration motor (4) and an elastic supporting seat I (5), a coarse material screen (6), a finished product screen (7) and a powder material guiding plate (8) are sequentially arranged in the screening mechanism (1) from top to bottom, the coarse material screen (6), the finished product screen (7) and the powder material guiding plate (8) are all obliquely arranged, the lower end of the coarse material screen (6) is arranged above the higher end of the finished product screen (7), the lower end of the finished product screen (7) is arranged above the higher end of the material guiding plate (8), the two ends of the coarse material screen (6) and the finished product screen (7) are both arranged on the inner wall of the screening mechanism (1) through an elastic supporting seat II (9), the powder material screen (8) is of a chute-shaped structure, and the two ends are arranged on the inner wall of the screening mechanism (, the side wall of the screening mechanism (1) is provided with a feed back outlet (11) matched with the coarse material screen (6) and the material guide plate (8), and a finished product outlet (12) matched with the finished product screen (7).
2. The screening mechanism for the production of granulated fertilizer as claimed in claim 1, wherein: the finished product outlet (12) is provided with a finished product conveying belt (13).
3. The screening mechanism for the production of granulated fertilizer as claimed in claim 1, wherein: the dust collecting pipe (3) is connected with a dust collector (14), an air outlet of the dust collector (14) is connected with an exhaust fan (15), and a feed opening of the dust collector (14) is communicated with a granulator (16).
4. The screening mechanism for the production of granulated fertilizer as claimed in claim 3, wherein: the feed inlet of the granulator (16) is also communicated with the feed back outlet (11) through a feed back pipe (17).
5. The screening mechanism for the production of granulated fertilizer as claimed in claim 1, wherein: the discharge hole of the granulator (16) is communicated with the feed inlet (2) through a conveying device.
6. The screening mechanism for the production of granulated fertilizer as claimed in claim 1, wherein: the screening mechanism comprises a screening mechanism body (1), an elastic supporting seat I (5) and an elastic supporting seat II (9), wherein the elastic supporting seat I (5) comprises a base I (18) provided with a spring mounting groove I and a spring I (19) arranged in the spring mounting groove I, the elastic supporting seat II (9) comprises a base II (20) fixedly arranged on the inner wall of the screening mechanism body (1), a spring mounting groove II arranged on the base II (20) and a spring II (21) arranged in the spring mounting groove II.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010495593.9A CN111804566A (en) | 2020-06-03 | 2020-06-03 | A screening mechanism for granulated fertilizer production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010495593.9A CN111804566A (en) | 2020-06-03 | 2020-06-03 | A screening mechanism for granulated fertilizer production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111804566A true CN111804566A (en) | 2020-10-23 |
Family
ID=72847916
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010495593.9A Pending CN111804566A (en) | 2020-06-03 | 2020-06-03 | A screening mechanism for granulated fertilizer production |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111804566A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201760266U (en) * | 2010-08-12 | 2011-03-16 | 建滔(佛冈)特种树脂有限公司 | Material return mechanism for pelletizer |
| CN203540889U (en) * | 2013-09-17 | 2014-04-16 | 天津市郁峰化工有限公司 | Vibrating screen capable of reducing dust during discharging |
| CN205095739U (en) * | 2015-09-30 | 2016-03-23 | 天津伟顺通科技发展有限公司 | Realize recycle's tower granulation machine |
| CN207770313U (en) * | 2017-11-30 | 2018-08-28 | 江西石城县永盛选矿设备制造有限公司 | A kind of vibrating screen that can improve screening precision |
| CN209997923U (en) * | 2019-04-24 | 2020-01-31 | 江苏茗雨轩生物科技有限公司 | organic fertilizer screening machine |
-
2020
- 2020-06-03 CN CN202010495593.9A patent/CN111804566A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201760266U (en) * | 2010-08-12 | 2011-03-16 | 建滔(佛冈)特种树脂有限公司 | Material return mechanism for pelletizer |
| CN203540889U (en) * | 2013-09-17 | 2014-04-16 | 天津市郁峰化工有限公司 | Vibrating screen capable of reducing dust during discharging |
| CN205095739U (en) * | 2015-09-30 | 2016-03-23 | 天津伟顺通科技发展有限公司 | Realize recycle's tower granulation machine |
| CN207770313U (en) * | 2017-11-30 | 2018-08-28 | 江西石城县永盛选矿设备制造有限公司 | A kind of vibrating screen that can improve screening precision |
| CN209997923U (en) * | 2019-04-24 | 2020-01-31 | 江苏茗雨轩生物科技有限公司 | organic fertilizer screening machine |
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