CN104646274A - Two-stage rotary screen with dust collector and firm supporting frame - Google Patents
Two-stage rotary screen with dust collector and firm supporting frame Download PDFInfo
- Publication number
- CN104646274A CN104646274A CN201310583635.4A CN201310583635A CN104646274A CN 104646274 A CN104646274 A CN 104646274A CN 201310583635 A CN201310583635 A CN 201310583635A CN 104646274 A CN104646274 A CN 104646274A
- Authority
- CN
- China
- Prior art keywords
- screen
- rotary screen
- discharging opening
- screen cloth
- cloth part
- 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.)
- Pending
Links
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
- B07B1/18—Drum screens
- B07B1/22—Revolving drums
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- 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
- B07B1/4609—Constructional details of screens in general; Cleaning or heating of screens constructional details of screening surfaces or meshes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B15/00—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
- B08B15/04—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area from a small area, e.g. a tool
Landscapes
- Combined Means For Separation Of Solids (AREA)
- Fertilizers (AREA)
Abstract
The invention relates to a chemical fertilizer production device, and in particular relates to a two-stage rotary screen with a dust collector and a firm supporting frame. The two-stage rotary screen with the dust collector and the firm supporting frame comprises a bracket, a motor, a coupling, a screen shaft, a screen body, supporting frames and the dust collector; the motor is arranged on the bracket; two ends of the screen shaft are connected with the bracket through a bearing; the screen body is connected with the screen shaft through the supporting frame; the motor is connected with the screen shaft through the coupling; the screen body comprises a first screen part and a second screen part; the meshes of the first screen part are smaller than those of the second screen part; the dust collector is arranged in the same direction as a waste opening; the supporting frames are arranged every interval of 60 degrees along the screen shaft in the radial shaft and are fixedly connected with the screen shaft by welding. The two-stage rotary screen with the dust collector and the firm supporting frame has the advantages that the circumstance that the meshes are blocked can be prevented, operators can be protected well, and thus the safety and flexibility in use of the rotary screen can be improved.
Description
Technical field
The present invention relates to a kind of fertilizer production device, particularly a kind of two-stage rotary screen with dust exhaust apparatus and firm bracing frame.
Background technology
In composite heat transfer, before packed products, carry out sorting to fertiliser granulates to be absolutely necessary step, the uniformity of fertiliser granulates weighs the important indicator of fertilizer quality quality, because compound fertilizer granules has certain viscosity, leading portion screen cloth mesh is adopted to be greater than back segment screen cloth mesh in order to prevent screen cloth from blocking in prior art, particle larger for volume is preferentially sifted out, prevent blocking screen cloth from affecting the work of back segment screen cloth, but often the particle originally as qualified size is sifted out together, the particle to leading portion screen cloth sifts out is needed to re-start screening, reduce production efficiency, in addition, the main component of well-known composite fertilizer is nitrogen, phosphorus, the chemical compositions such as potassium are formed, because rotating speed when rotary screen works is higher, larger dust can be produced unavoidably, and most of dust is all containing chemical composition, if things go on like this work in such a case, powerful threat certainly will be created to the healthy of operating personnel, moreover, because when rotary screen works, rotating speed is very fast, and the fertilizer of its inside heavier use a period of time sieve nest usually produces certain deformation, this additionally revises it with regard to needs, normal the carrying out produced of impact, therefore a kind of two-stage rotary screen with dust exhaust apparatus and firm bracing frame is provided to have great importance.
Summary of the invention
The present invention is intended to solve the problem, and provides a kind of two-stage rotary screen with dust exhaust apparatus and firm bracing frame.
For achieving the above object, the technical solution adopted in the present invention is as follows: a kind of two-stage rotary screen with dust exhaust apparatus and firm bracing frame, comprise support, motor, shaft coupling, sieve axle, sieve nest, bracing frame, dust exhaust apparatus, described motor is arranged on the bracket, described sieve axle two ends are connected with described support by bearing, described sieve nest is connected with described sieve axle by support frame as described above, described motor is connected with described sieve axle by shaft coupling, described sieve nest comprises the first screen cloth part and the second screen cloth part, described first screen cloth part mesh is less than the second screen cloth part mesh, described dust exhaust apparatus and described waste material mouth are arranged in the same way, support frame as described above along described sieve Axial and radial according to 60 degree, each interval arrange and be fixedly connected with by welding manner with described sieve axle.
Further, described second screen cloth part mesh size is equal to the size of fertilizer finished particle.
Further, described dust exhaust apparatus specifically comprises dust shield, sweep-up pipe and CD-ROM drive motor, described dust shield is fixedly connected on described sieve nest and described discharging opening tip position in the same way, described dust shield is connected with described CD-ROM drive motor by described sweep-up pipe, described dust shield is flexibly connected with described sweep-up pipe, described CD-ROM drive motor also has a gauge tap, for controlling the duty of dust exhaust apparatus.
Further, described rotary screen also has a discharging opening, described discharging opening is arranged on described sieve nest bottom, described discharging opening comprises the first discharging opening and the second discharging opening, described first discharging opening coordinates with described first screen cloth part, described second discharging opening coordinates with described second screen cloth part, for fertiliser granulates different for granularity difference being come.
Further, described rotary screen also has a waste material mouth, and described waste material mouth is arranged on the contrary side of described motor.
Further, described sieve nest outer surface also comprises reinforcement, and described reinforcement also comprises the shaft orientation reinforcing rib arranged vertically and the radial reinforced rib prolonging radial arrangement.
Further, described reinforcement and described sieve nest form one by welding manner.
The invention provides the two-stage rotary screen with dust exhaust apparatus and firm bracing frame; there is the screen cloth of two kinds of different mesh; prevent the generation blocking mesh situation; in addition rotary screen is provided with dust exhaust apparatus; the harmful substance produced when decreasing rotary screen work, plays a very good protection to operating personnel, adds the quantity of bracing frame; enhance the fastness of sieve nest, substantially increase the safety and stability that rotary screen uses.
Accompanying drawing explanation
Fig. 1 is rotary screen front view schematic diagram of the present invention
Fig. 2 is rotary screen left view schematic diagram of the present invention
Fig. 3 is drum screen body top view schematic diagram of the present invention
In figure, 1-support, 2-first discharging opening, 3-second discharging opening, 4-motor, 5-shaft coupling, 6-sieve axle, 7-sieve nest, 7a-first screen cloth part, 7b-second screen cloth part, 8-reinforcement, 9-waste material mouth, 10-bracing frame, 11-charging aperture, 12-dust exhaust apparatus, 13-dust shield, 14-sweep-up pipe, 15-gauge tap, 16-CD-ROM drive motor.
Specific embodiment
below in conjunction with accompanying drawing, invention is further described.
As Fig. 1, 2, shown in 3, before rotary screen preparation, start dust exhaust apparatus 12, press gauge tap 15, CD-ROM drive motor 16 starts running, thus drive sweep-up pipe 14 action, start rotary screen, material enters in sieve nest 7 from charging aperture 11, motor 4 drives sieve axle 6 to move by shaft coupling 5, the rotation of sieve axle 6 drives bracing frame 10 to rotate, the rotation of bracing frame 10 drives sieve nest 7 to rotate, material enters in sieve nest 7 first through the first screen cloth part 7a, now particle waste material that is relatively little and that pulverized is screened out thus, discharged by the first discharging opening, fertilizer is subsequently through the second screen cloth part 7b, size due to the second screen cloth part 7b mesh equals the size of fertilizer finished particle, when fertilizer is through this screen cloth, for the fertilizer of finished particle size sifts out thus, discharged by the second discharging opening, the waste material being greater than finished particle is discharged by waste material mouth 9, while rotary screen running, sweep-up pipe 14 works together, the a large amount of dust produced when rotary screen is rotated and dust sucking-off, it is avoided to spill in the environment of surrounding, when rotary screen quits work, closing control switch 15 subsequently, dust exhaust apparatus 12 is quit work.Compare with traditional rotary screen; there is the screen cloth of two kinds of different mesh; prevent the generation blocking mesh situation; in addition rotary screen is provided with dust exhaust apparatus; the harmful substance produced when decreasing rotary screen work, plays a very good protection to operating personnel, adds the quantity of bracing frame; enhance the fastness of sieve nest, substantially increase the safety and stability that rotary screen uses.
Protection scope of the present invention do not limit to ten this, be anyly familiar with those skilled in the art in the technical scope that the present invention discloses, the change that can expect easily or replacement, all should be encompassed within protection scope of the present invention.Therefore, the protection domain that protection scope of the present invention should define with claim is as the criterion.
Claims (7)
1. one kind has the two-stage rotary screen of dust exhaust apparatus and firm bracing frame, it is characterized in that: comprise support, motor, shaft coupling, sieve axle, sieve nest, bracing frame, dust exhaust apparatus, described motor is arranged on the bracket, described sieve axle two ends are connected with described support by bearing, described sieve nest is connected with described sieve axle by support frame as described above, described motor is connected with described sieve axle by shaft coupling, described sieve nest comprises the first screen cloth part and the second screen cloth part, described first screen cloth part mesh is less than the second screen cloth part mesh, described dust exhaust apparatus and described waste material mouth are arranged in the same way, support frame as described above along described sieve Axial and radial according to 60 degree, each interval arrange and be fixedly connected with by welding manner with described sieve axle.
2. rotary screen as claimed in claim 1, is characterized in that: described second screen cloth part mesh size is equal to the size of fertilizer finished particle.
3. rotary screen as claimed in claim 1, it is characterized in that: described dust exhaust apparatus specifically comprises dust shield, sweep-up pipe and CD-ROM drive motor, described dust shield is fixedly connected on described sieve nest and described discharging opening tip position in the same way, described dust shield is connected with described CD-ROM drive motor by described sweep-up pipe, described dust shield is flexibly connected with described sweep-up pipe, and described CD-ROM drive motor also has a gauge tap.
4. rotary screen as claimed in claim 2 or claim 3, it is characterized in that: described rotary screen also has a discharging opening, described discharging opening is arranged on described sieve nest bottom, described discharging opening comprises the first discharging opening and the second discharging opening, described first discharging opening coordinates with described first screen cloth part, and described second discharging opening coordinates with described second screen cloth part.
5. rotary screen as claimed in claim 4, it is characterized in that: described rotary screen also has a waste material mouth, described waste material mouth is arranged on the contrary side of described motor.
6. rotary screen as claimed in claim 5, is characterized in that: described sieve nest outer surface also comprises reinforcement, and described reinforcement also comprises the shaft orientation reinforcing rib arranged vertically and the radial reinforced rib prolonging radial arrangement.
7. rotary screen as claimed in claim 6, is characterized in that: described reinforcement and described sieve nest form one by welding manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310583635.4A CN104646274A (en) | 2013-11-20 | 2013-11-20 | Two-stage rotary screen with dust collector and firm supporting frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310583635.4A CN104646274A (en) | 2013-11-20 | 2013-11-20 | Two-stage rotary screen with dust collector and firm supporting frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104646274A true CN104646274A (en) | 2015-05-27 |
Family
ID=53238203
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310583635.4A Pending CN104646274A (en) | 2013-11-20 | 2013-11-20 | Two-stage rotary screen with dust collector and firm supporting frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104646274A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115846191A (en) * | 2023-02-20 | 2023-03-28 | 杭州千岛湖鸠农茶业有限公司 | Can carry out hierarchical sieve separator of grading with tealeaves |
-
2013
- 2013-11-20 CN CN201310583635.4A patent/CN104646274A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115846191A (en) * | 2023-02-20 | 2023-03-28 | 杭州千岛湖鸠农茶业有限公司 | Can carry out hierarchical sieve separator of grading with tealeaves |
| CN115846191B (en) * | 2023-02-20 | 2023-05-09 | 杭州千岛湖鸠农茶业有限公司 | Screening machine capable of carrying out hierarchical classification on tea leaves |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150527 |