CN215390620U - Rotating screen mechanism capable of discharging materials efficiently - Google Patents
Rotating screen mechanism capable of discharging materials efficiently Download PDFInfo
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- CN215390620U CN215390620U CN202121363280.4U CN202121363280U CN215390620U CN 215390620 U CN215390620 U CN 215390620U CN 202121363280 U CN202121363280 U CN 202121363280U CN 215390620 U CN215390620 U CN 215390620U
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- rotary screen
- sieve
- cover body
- rotary
- shaft
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Abstract
The utility model discloses a rotary screen mechanism for efficient discharging, which mainly comprises a crusher and a rotary screen, wherein a screen shaft driven by a motor is arranged in the rotary screen, a wrapping type cover body is matched and sleeved outside the rotary screen, a translation mechanism is arranged at the upper end of the cover body, an elastic belt is driven by the translation mechanism to move left and right above the rotary screen, a plurality of linearly arranged air nozzles are arranged in the cover body and positioned on the upper cutting surface of the rotary screen, the front side of the cover body is arc-shaped, and the air nozzles blow air towards the front side of the cover body. The end of the sieve shaft is synchronous with the driven shaft through the belt pulley, the driven shaft drives the rotary sieve to rotate through the gear set, a bearing is arranged between the rotary sieve and the sieve shaft, and a plurality of groups of crushing blades are arranged on the sieve shaft. The utility model adopts the elastic belt which can move horizontally left and right to circularly flap the surface of the rotary screen, and combines the air injection head to inject air into the tangent plane of the rotary screen, thereby solving the problem of blocking of the screen holes of the rotary screen, and the driven shaft is utilized to enable the rotary screen and the screen shaft to rotate reversely, thereby realizing secondary crushing and screening and effectively improving the production efficiency.
Description
Technical Field
The utility model belongs to the technical field of medicine crushing and screening equipment, and particularly relates to a rotary screen mechanism for efficient discharging.
Background
The rotary screen is also called a drum screen or a rotary screen and is mostly used for screening large-particle materials. It is constructed as a slightly inclined drum with a screen surface. During screening, the material is fed into the screen drum via the inlet or feeding equipment, the fine material is discharged via the screen holes, and the coarse material is discharged via the outlet. At present, most of rotary sieves are used for coarse sieving, and in the sieving process, sieve pores are easily blocked by particles, so that the discharging efficiency is reduced, the rotary sieves are required to be maintained frequently, the efficiency is low, and the maintenance cost is high.
Disclosure of Invention
In view of the defects of the prior art, the utility model aims to provide a rotary screen mechanism for efficient discharging, which can effectively solve the problem of screen hole blockage, can realize secondary crushing and screening, and is efficient and low in cost.
In order to solve the technical problems, the technical scheme adopted by the utility model is as follows:
the utility model relates to a rotary screen mechanism for efficient discharging, which mainly comprises a crusher and a rotary screen, wherein a screen shaft driven by a motor is arranged in the rotary screen, a wrapping type cover body is matched and sleeved outside the rotary screen, a translation mechanism is arranged at the upper end of the cover body, the translation mechanism drives an elastic belt to move left and right above the rotary screen, a plurality of linearly arranged air nozzles are arranged in the cover body, and the air nozzles are positioned on the upper tangent plane of the rotary screen.
The front side of the cover body is arc-shaped, and the air nozzle blows air towards the front side of the cover body.
The translation mechanism of the utility model is a ball screw.
The end part of the rotary screen is provided with a discharging hopper, the discharging hopper is butted with a discharging opening of the pulverizer, and a discharging opening is arranged below the cover body.
The tail end of the sieve shaft is synchronous with the driven shaft through the belt pulley, the driven shaft drives the rotary sieve to rotate through the gear set, and a bearing is arranged between the rotary sieve and the sieve shaft.
The screen shaft of the utility model is provided with a plurality of groups of crushing blades.
The surface of the rotary screen is circularly flapped by adopting the elastic belt capable of translating left and right, the rotary screen is subjected to tangent plane air injection by combining the air injection head, fine powder passing through the screen holes is directionally blown to the arc front side of the cover body, and the fine powder slides to the discharge hole from the arc surface.
Description of the drawings:
FIG. 1 is a schematic diagram of a structure relating to the present invention;
fig. 2 is a schematic side view of the structure relating to the present invention.
The specific implementation mode is as follows:
the utility model will be further described with reference to the accompanying drawings.
Referring to fig. 1 and 2, a rotary screen mechanism for efficient discharging mainly comprises a pulverizer 1 and a rotary screen 2, wherein the rotary screen 2 is provided with a screen shaft 21 driven by a motor 20, in the prior art, the screen shaft 21 drives the rotary screen 2 to rotate, and the rotary screen 2 only plays a role in screening. In this embodiment, the pulverizer 1 is used as a primary pulverizing device, the tail end of the sieve shaft 21 is synchronous with the driven shaft 7 through the belt pulley 6, the driven shaft 7 drives the rotary sieve 2 to rotate through the gear set 8, and the bearing 28 is configured between the rotary sieve 2 and the sieve shaft 21, namely, the sieve shaft 21 penetrates through the rotary sieve 2, the sieve shaft 21 drives the driven shaft 7 to rotate through the belt pulley 6, the driven shaft 7 guides the rotary sieve 2 to rotate through the gear set 8, under the connection of the bearing 28 between the sieve shaft 21 and the rotary sieve 2, the reverse rotation of the rotary sieve 2 and the sieve shaft 21 can be realized, then the sieve shaft 21 is configured with a plurality of groups of pulverizing blades 9, and materials in the rotary sieve 2 can be pulverized in a secondary mode.
The outside of rotary screen 2 is furnished with the cover body 3 that has the parcel formula for avoid fine powder to spill over and arouse the raise dust, cover body 3 upper end disposes translation mechanism 4, translation mechanism 4 drives elastic band 41 and moves about 2 tops of rotary screen, translation mechanism 4 is preferably ball screw, when 2 rotary screen of rotary screen, the elastic band 41 of controlling the translation can constantly pat rotary screen 2 surfaces, make the part block up the powder of sieve mesh and drop the regrinding, make qualified farine can pass through the sieve mesh, realize the high-efficient ejection of compact.
2 tip of rotary screen has down hopper 10, and hopper 10 docks with the feed opening of grinder 1 down, and the material passes through grinder 1 and tentatively smashes the back, gets into to sieve in the rotary screen 2, and 3 below of the cover body has discharge gate 30, and the fine powder after the screening is followed the discharge gate 30 ejection of compact.
Dispose a plurality of align to grid's air jet head 5 in the cover body 3, and air jet head 5 is located the last tangent plane of rotary screen 2, and the 5 air jet positions of air jet head aim at the elastic band 41 and pat the position, and the elastic band 41 beats the in-process, and the powder that blocks up the sieve mesh drops, then has the fine powder to raise through the sieve mesh, blows the fine powder of raising to specific position through air jet head 5, avoids the fine powder to adhere to on cover body 3 top or translation mechanism 4.
In order to better collect the blown fine powder, the front side of the cover body 3 is arc-shaped, and the air nozzle 5 blows air towards the front side of the cover body 3, so that the lifted fine powder can slide down along the arc-shaped surface of the front side of the cover body 3 to the discharge port 30 to finish discharging.
It is to be understood that the technical scope of the present invention is not limited to the content of the specification, and that modifications or changes may be made by those skilled in the art based on the above description, and all such modifications and changes are intended to fall within the scope of the appended claims.
Claims (6)
1. The utility model provides a rotary screen mechanism of high-efficient ejection of compact mainly has rubbing crusher (1), rotary screen (2), have in rotary screen (2) by motor (20) driven sieve axle (21), its characterized in that: the rotary screen is characterized in that a wrapping type cover body (3) is matched with the outer portion of the rotary screen (2), a translation mechanism (4) is arranged at the upper end of the cover body (3), the translation mechanism (4) drives an elastic band (41) to move left and right above the rotary screen (2), a plurality of linearly arranged air nozzles (5) are arranged in the cover body (3), and the air nozzles (5) are located on the upper cutting surface of the rotary screen (2).
2. The rotary screen mechanism for efficient discharging of claim 1, wherein: the front side of the cover body (3) is arc-shaped, and the air nozzle (5) blows air towards the front side of the cover body (3).
3. A rotary screen mechanism for high-efficiency discharging according to claim 1 or 2, characterized in that: the translation mechanism (4) is a ball screw.
4. The rotary screen mechanism for efficient discharging of claim 1, wherein: the end part of the rotary screen (2) is provided with a discharging hopper (10), the discharging hopper (10) is butted with a discharging opening of the pulverizer (1), and a discharging opening (30) is arranged below the cover body (3).
5. The rotary screen mechanism for high-efficiency discharging of the materials as claimed in claim 1 or 4, wherein: the tail end of the sieve shaft (21) is synchronous with the driven shaft (7) through the belt pulley (6), the driven shaft (7) drives the rotary sieve (2) to rotate through the gear set (8), and a bearing (28) is arranged between the rotary sieve (2) and the sieve shaft (21).
6. The rotary screen mechanism for efficient discharging of claim 5, wherein: and a plurality of groups of crushing blades (9) are arranged on the sieve shaft (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121363280.4U CN215390620U (en) | 2021-06-18 | 2021-06-18 | Rotating screen mechanism capable of discharging materials efficiently |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121363280.4U CN215390620U (en) | 2021-06-18 | 2021-06-18 | Rotating screen mechanism capable of discharging materials efficiently |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215390620U true CN215390620U (en) | 2022-01-04 |
Family
ID=79640225
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121363280.4U Active CN215390620U (en) | 2021-06-18 | 2021-06-18 | Rotating screen mechanism capable of discharging materials efficiently |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215390620U (en) |
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2021
- 2021-06-18 CN CN202121363280.4U patent/CN215390620U/en active Active
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