CN204817134U - Drum receiving sieve - Google Patents
Drum receiving sieve Download PDFInfo
- Publication number
- CN204817134U CN204817134U CN201520525583.XU CN201520525583U CN204817134U CN 204817134 U CN204817134 U CN 204817134U CN 201520525583 U CN201520525583 U CN 201520525583U CN 204817134 U CN204817134 U CN 204817134U
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- China
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- casing
- thick bamboo
- screen drum
- bearing
- sieve section
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Abstract
The utility model provides a drum receiving sieve, straight antithetical couplet driving motor that it includes the casing, set up at the casing front end and setting up in the inside sieve section of thick bamboo cantilever device of casing, the casing front end is provided with the bearing bedplate, a sieve section of thick bamboo cantilever device including a sieve section of thick bamboo and with sieve section of thick bamboo front end fixed connection's a connecting plate, directly ally oneself with driving motor through set up in the connecting axle of bearing frame intralamellar part with the connecting plate is connected, the casing is integrated into one piece structure casing, the utility model discloses optimize the bearing structure design of a sieve section of thick bamboo, solved the too high problem of bearing temperature rise simultaneously to reach the noise reduction, reduce the purpose of equipment vibration, its driving method adopts the straight drive that allies oneself with, makes the structure simpler, reduces and maintains the degree of difficulty, reduces the power consumption, improve the design of casing bounding wall, reduce welding quantity, reduce the preparation process.
Description
Technical field
The utility model relates to flour machinery field, a kind of cylindrical pre-cleaning screen of specific design.
Background technology
The cylindrical pre-cleaning screen of current domestic each manufacturer production, driving connected mode all adopts roller chain connected mode, and this connected mode number of parts is many, complex structure, difficult in maintenance, reduction transmission efficiency, takes up room large.Cylindrical pre-cleaning screen in the market uses two bearings be fixed axle and support, and axle is directly connected with screen drum by connecting plate, is then all added with support roller at the discharge end of screen drum, supports screen drum.Such method for designing belonged to Position Design, the axiality wanting result of use will require well axle, duplex bearing, connecting plate and screen drum between them and the circularity of screen drum keep very high precision, particularly require very high to the installation accuracy of support roller, otherwise the spindle nose of axle can be caused to swing, and drive reducing motor to swing, screen drum teetertotters, can not steadily contact between screen drum with support roller, thus causing bearing temperature rise large, equipment noise is high, a series of bad phenomenon such as vibration equipment.Casing coaming plate many employings two block plate welding of cylindrical pre-cleaning screen, reduces case strength, adds welding quantity, create welding deformation, affect outward appearance, increases production process.
Utility model content
For solving the problem, the utility model provides a kind of cylindrical pre-cleaning screen, and it optimizes the support structure designs of screen drum, solves the too high problem of bearing temperature rise simultaneously, and reaches reduction noise, reduce the object of vibration equipment; Its type of drive adopts direct connection to drive, and makes structure more simple, reduces maintenance difficulties, reduce power consumption; Improve the design of casing coaming plate, reduce welding quantity, reduce production process.
The utility model adopts following technical scheme:
The utility model comprises casing, is arranged on the direct connection drive motors of casing front end and is arranged at the screen drum cantilever arrangement of casing internal.
Described casing front end is provided with bearing plate.
The connecting plate that described screen drum cantilever arrangement comprises screen drum and is fixedly connected with described screen drum front end.
Described direct connection drive motors is connected with described connecting plate by the connecting axle being arranged at bearing plate inside;
Direct connection drive motors is connected with connecting axle by key; Connecting axle is fixed in bearing plate by little bearing and large bearing; Little bearing and large bearing carry out axial restraint by little axle sleeve and large shaft sleeve; Screen drum front end is fixedly installed screen drum support sleeve, and screen drum support sleeve is socketed on connecting axle, and is fixed by securing member, realizes the object supported by screen drum.
Described casing is formed in one structure casing.
Good effect of the present utility model is as follows:
(1), in screen drum cantilever design of the present utility model, screen drum one end is fixed on axle, only utilizes axle
Support screen drum, other one end (removal of impurities end) of screen drum is unsettled, does not re-use support roller and supports, this avoid Position Design, reduces part and makes required precision, reduce noise, makes equipment operation more steady, decreases the use of support roller simultaneously.When solving use direct connection connected mode simultaneously, due to the existence of support roller, cause screen drum galloping thus spindle nose is swung, driving the problem that reducing motor swings.
(2) drives structure of the present utility model is arranged on casing front end, adopts direct connection driving design mode, avoids chain drive, and make the structure of equipment simpler, transmission efficiency is higher, reduces maintenance difficulties simultaneously.
(3) project organization of casing coaming plate of the present utility model, production method adopts wrap direction, avoids welding and welding deformation, increases part strength, reduces production process.
Accompanying drawing explanation
Accompanying drawing 1 is the utility model structural representation;
Accompanying drawing 2 is the utility model internal structure schematic diagram.
In accompanying drawing: 1 direct connection drive motors; 2 casings; 3 screen drum cantilever arrangement; 3-1 screen drum; 3-2 connecting plate; 4 bearing plates; 5 connecting axles.
Detailed description of the invention
As shown in Figure 1-2, the utility model comprises casing 2, is arranged on the direct connection drive motors 1 of casing 2 front end and is arranged at the screen drum cantilever arrangement 3 of casing 2 inside; Adopt direct connection driving design mode, avoid chain drive, make the structure of equipment simpler, transmission efficiency is higher, reduces maintenance difficulties simultaneously.
Described casing 2 front end is provided with bearing plate 4.
The connecting plate 3-2 that described screen drum cantilever arrangement 3 comprises screen drum 3-1 and is fixedly connected with described screen drum 3-1 front end.
Described direct connection drive motors 1 is connected with described connecting plate 3-2 by the connecting axle 5 being arranged at bearing plate 4 inside; Direct connection drive motors 1 is connected with connecting axle 5 by key; Connecting axle 5 is fixed in bearing plate 4 by little bearing and large bearing; Little bearing and large bearing carry out axial restraint by little axle sleeve and large shaft sleeve; Screen drum 3-1 front end is fixedly installed screen drum support sleeve, and screen drum support sleeve is socketed on connecting axle 5, and is fixed by securing member, realizes the object supported by screen drum.
Described casing 2 is formed in one structure, and production method adopts wrap direction, avoids welding and welding deformation, increases part strength, reduces production process.
During use, open direct connection drive motors 1, direct connection drive motors 1 drives connecting axle 5 to rotate, and connecting axle 5 carries out work by driving connecting plate 3-2 to drive screen drum 3-1 to rotate; Material is entered into the inside of screen drum 3-1 through chute by charging aperture, chute is extend in screen drum 3-1 by large impurities outlet end.After material enters into screen drum 3-1, carry out screen in cleaning section, discharged by discharging opening.The large impurity stayed after screen is mingled with some wheats and enters into inspection section, and this part wheat can be separated in inspection section, and then large impurity is discharged outside machine through guiding spiral fast, and guiding spiral also can stop that wheat is brought to impurity outlet.Check that the effect of section reduces containing flow vector in large impurity, fast, swimmingly large impurity is discharged screen drum 3-1.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the utility model.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein when not departing from spirit or scope of the present utility model, can realize in other embodiments.Therefore, the utility model can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (2)
1. a cylindrical pre-cleaning screen, is characterized in that: it screen drum cantilever arrangement (3) comprising casing (2), be arranged on the direct connection drive motors (1) of casing (2) front end and be arranged at casing internal;
Described casing (2) front end is provided with bearing plate (4);
The connecting plate (3-2) that described screen drum cantilever arrangement (3) comprises screen drum (3-1) and is fixedly connected with described screen drum (3-1) front end;
Described direct connection drive motors (1) is connected with described connecting plate (3-2) by the connecting axle (5) being arranged at bearing plate (4) inner.
2. a kind of cylindrical pre-cleaning screen according to claim 1, is characterized in that: described casing is formed in one structure casing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520525583.XU CN204817134U (en) | 2015-07-20 | 2015-07-20 | Drum receiving sieve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520525583.XU CN204817134U (en) | 2015-07-20 | 2015-07-20 | Drum receiving sieve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204817134U true CN204817134U (en) | 2015-12-02 |
Family
ID=54674777
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520525583.XU Active CN204817134U (en) | 2015-07-20 | 2015-07-20 | Drum receiving sieve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204817134U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107185798A (en) * | 2017-06-27 | 2017-09-22 | 甘肃天碁新型建材有限公司 | A kind of flyash drum screen |
-
2015
- 2015-07-20 CN CN201520525583.XU patent/CN204817134U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107185798A (en) * | 2017-06-27 | 2017-09-22 | 甘肃天碁新型建材有限公司 | A kind of flyash drum screen |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |