CN210207660U - Corn seed screening device - Google Patents
Corn seed screening device Download PDFInfo
- Publication number
- CN210207660U CN210207660U CN201921204834.9U CN201921204834U CN210207660U CN 210207660 U CN210207660 U CN 210207660U CN 201921204834 U CN201921204834 U CN 201921204834U CN 210207660 U CN210207660 U CN 210207660U
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- Prior art keywords
- fixed
- screen
- connecting cylinder
- double
- cylindrical shell
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- 238000012216 screening Methods 0.000 title claims abstract description 21
- 240000008042 Zea mays Species 0.000 title claims abstract description 20
- 235000002017 Zea mays subsp mays Nutrition 0.000 title claims abstract description 20
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 title claims abstract description 16
- 235000005822 corn Nutrition 0.000 title claims abstract description 16
- 238000007873 sieving Methods 0.000 claims abstract description 4
- 238000007789 sealing Methods 0.000 claims description 6
- 238000005728 strengthening Methods 0.000 claims description 6
- 235000016383 Zea mays subsp huehuetenangensis Nutrition 0.000 claims description 4
- 235000009973 maize Nutrition 0.000 claims description 4
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims 1
- 235000017491 Bambusa tulda Nutrition 0.000 claims 1
- 244000082204 Phyllostachys viridis Species 0.000 claims 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims 1
- 239000011425 bamboo Substances 0.000 claims 1
- 239000000428 dust Substances 0.000 abstract description 8
- 230000029058 respiratory gaseous exchange Effects 0.000 abstract description 6
- 238000007599 discharging Methods 0.000 abstract description 3
- 230000001681 protective effect Effects 0.000 description 6
- 239000012535 impurity Substances 0.000 description 5
- 230000002950 deficient Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000004575 stone Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000008187 granular material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Combined Means For Separation Of Solids (AREA)
Abstract
The utility model relates to a corn seed sieving mechanism belongs to crop planting technical field, specifically include and install barrel-type shell in the frame, install double-deck drum sieve in the barrel-type shell, install supporting wheel subassembly between double-deck drum sieve and the barrel-type shell, the one end of double-deck drum sieve is provided with the shrouding, the other end is provided with first discharge gate and second discharge gate, the bottom of barrel-type shell is provided with the third discharge gate, the discharge end of double-deck drum sieve is fixed with the drive ring gear, the externally mounted of barrel-type shell has driving motor, be provided with the through-hole on the shrouding, be fixed with the mount on the barrel-type shell, install the feeder hopper on the mount, the bottom of feeder hopper is provided with the discharging pipe, still be provided with the breathing pipe in the double-deck drum sieve, the breathing pipe is connected with the air exhauster, convenient to use adopts double-deck drum sieve to screen the seed, and the screening efficiency is high, does not have dust pollution.
Description
Technical Field
The utility model relates to a maize seed sieving mechanism belongs to crops planting technical field.
Background
To the screening work of results maize seed, prior art mainly is that the manual work is gone on through dustpan or sieve, and operating personnel need select big good seed through preliminary screening, and the resereen with remaining seed again selects better seed, remains the seed that the granule is less at last, the variety is more inferior, so not only consume the very big physical power of people who work, intensity of labour is big, and a large amount of dust impurity flies in the screening moreover, has brought very big influence for staff's healthy.
SUMMERY OF THE UTILITY MODEL
For solving the technical problem that prior art exists, the utility model provides a simple structure, convenient to use adopt double-deck drum sieve to filter the seed, and the screening efficiency is high to do not have dust pollution's maize seed sieving mechanism.
In order to achieve the above purpose, the technical scheme adopted by the utility model is a corn seed screening device, which comprises a frame, wherein a cylinder-shaped shell is arranged on the frame, the cylinder-shaped shell is obliquely arranged, a double-layer drum screen is arranged in the cylinder-shaped shell, a supporting wheel component is arranged between the double-layer drum screen and the cylinder-shaped shell, one end of the double-layer drum screen is provided with a sealing plate, the other end of the double-layer drum screen is provided with a first discharge hole and a second discharge hole, the bottom of the cylinder-shaped shell is provided with a third discharge hole, a driving gear ring is fixed at the discharge end of the double-layer drum screen, a driving motor is arranged outside the cylinder-shaped shell, a driving gear is arranged on an output shaft of the driving motor, the driving gear is meshed with the driving gear ring, a through hole is arranged on the sealing plate, the improved double-layer rotary screen is characterized in that a discharge pipe is arranged at the bottom of the feed hopper, the discharge pipe extends into the double-layer rotary screen, an air suction pipe is further arranged in the double-layer rotary screen, the air suction pipe extends to the outside of the double-layer rotary screen, the air suction pipe is fixed on the cylindrical shell through a pipe support, the air suction pipe is connected with an air exhauster, the air exhauster is fixed on the rack, and a plurality of air collecting covers are arranged at the bottom of the air suction pipe.
Preferably, double-deck drum sieve mainly comprises inner screen and outer screen, the one end of inner screen and outer screen is fixed through the shrouding, and the other end is fixed through a plurality of bracing pieces, inner screen and outer screen all mainly comprise last connecting cylinder, lower connecting cylinder and screen frame, go up connecting cylinder and lower connecting cylinder and set up with one heart, and go up the connecting cylinder and install the screen frame down between the connecting cylinder, the outside of screen frame is provided with a plurality of strengthening rib poles, the both ends of strengthening rib pole are fixed respectively on last connecting cylinder and lower connecting cylinder, be fixed with the drive ring gear on the lower connecting cylinder of outer screen.
Preferably, the supporting wheel assembly mainly comprises three grooved wheels, the grooved wheels are uniformly distributed around the upper connecting cylinder and the lower connecting cylinder in the outer layer screen, a roller frame of the grooved wheels is fixed on the cylindrical shell through bolts, track convex ridges are further arranged on the circumferences of the upper connecting cylinder and the lower connecting cylinder in the outer layer screen, and the track convex ridges are clamped in the grooved wheels.
Preferably, the pipe support comprises a connecting plate fixed on the air suction pipe, a fixing plate fixed outside the feed hopper and a supporting plate fixed on the cylindrical shell, the connecting plate is fixed on the fixing plate through bolts, an arc-shaped supporting plate is fixed on the supporting plate, and the air suction pipe is clamped on the arc-shaped supporting plate.
Preferably, the outside of the driving gear ring is further provided with a protective cover, the protective cover is fixed on the cylindrical shell, and the protective cover is wrapped outside the driving motor.
Preferably, the length of the lower connecting cylinder of the inner-layer sieve is greater than that of the lower connecting cylinder of the outer-layer sieve, a discharge baffle is fixed outside the lower connecting cylinder of the inner-layer sieve, and a material collecting hopper is installed below a discharge port of the lower connecting cylinder of the outer-layer sieve and fixed on the cylindrical shell.
Compared with the prior art, the utility model discloses following technological effect has: the utility model discloses simple structure, high durability and convenient use, adopt double-deck drum sieve structure, carry out quick screening to corn seed through the drum sieve, the upper screen carries out first screening, separate out large granule debris, good seed falls on lower floor's sieve, lower floor's sieve can be with little miscellaneous, little stone and defective seed are leaked down, screening efficiency is high, screening effect is good, rotate the in-process at the drum sieve simultaneously, the dust that will raise, debris such as chaff skin pass through the breathing pipe discharge and collect, the seed that the messenger screened out is cleaner, clean and tidy, and can reduce the dust, the chaff skin flies in disorder, improve the site work environment.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural diagram of the inner screen and the outer screen of the present invention.
Detailed Description
In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1 and 2, a corn seed screening device comprises a frame 1, a cylindrical shell 2 is mounted on the frame 1, the cylindrical shell 2 is obliquely arranged, a double-layer drum screen 3 is mounted in the cylindrical shell 2, a supporting wheel assembly 4 is mounted between the double-layer drum screen 3 and the cylindrical shell 2, a sealing plate 5 is arranged at one end of the double-layer drum screen 3, a first discharge hole 6 and a second discharge hole 7 are arranged at the other end of the double-layer drum screen 3, a third discharge hole 8 is arranged at the bottom of the cylindrical shell 2, a driving gear ring 9 is fixed at the discharge end of the double-layer drum screen 3, a driving motor 10 is mounted at the outside of the cylindrical shell 2, a driving gear 11 is mounted on an output shaft of the driving motor 10, the driving gear 11 is meshed with the driving gear ring 9, a through hole 12 is arranged on the sealing plate 5, a fixing frame 13 is fixed on the cylindrical shell 2, the discharge pipe 15 extends into the double-layer drum screen 3, an air suction pipe 16 is further arranged in the double-layer drum screen 3, the air suction pipe 16 extends to the outside of the double-layer drum screen, the air suction pipe 16 is fixed on the cylindrical shell 2 through a pipe support, the air suction pipe 16 is connected with an exhaust fan 17, the exhaust fan 17 is fixed on the rack 1, and a plurality of air collecting covers 18 are arranged at the bottom of the air suction pipe 16.
Wherein, double-deck drum sieve 3 mainly comprises inlayer sieve 19 and outer sieve 20, inlayer sieve 19 and outer sieve 20's one end is fixed through shrouding 5, the other end is fixed through a plurality of bracing pieces 21, inlayer sieve 19 and outer sieve 20 all mainly by last connecting cylinder 22, lower connecting cylinder 23 and screen frame 24 constitute, it sets up with connecting cylinder 23 concentric down to go up connecting cylinder 22, and install screen frame 24 between last connecting cylinder 22 and the lower connecting cylinder 23, the outside of screen frame 24 is provided with a plurality of strengthening rib poles 25, the both ends of strengthening rib pole 25 are fixed respectively on last connecting cylinder 22 and lower connecting cylinder 23, be fixed with drive ring gear 9 on outer sieve 20's the lower connecting cylinder. The length of the lower connecting cylinder of the inner-layer sieve 19 is greater than that of the lower connecting cylinder of the outer-layer sieve 20, a discharge baffle 32 is fixed outside the lower connecting cylinder of the inner-layer sieve 19, a material collecting hopper 33 is installed below a discharge port of the lower connecting cylinder of the outer-layer sieve 20, and the material collecting hopper 33 is fixed on the cylindrical shell 2.
The utility model discloses simple structure, convenient to use. When the corn seed screening machine is used, corn seeds are poured into the feeding hopper 14, the driving motor 10 and the exhaust fan 17 are started at the same time, the corn seeds enter the double-layer drum screen along the discharging pipe 15, the inner layer screen and the outer layer screen synchronously rotate to screen the corn seeds, the inner layer screen is used for primary screening to separate large-particle impurities, and the large-particle impurities are leaked from the first discharging hole; the good seeds fall on the outer layer sieve, the outer layer sieve can separate small impurities, small stones and defective seeds, and the small impurities, the small stones and the defective seeds fall on the cylindrical shell and flow out from the third discharge hole; the good seeds flow out from the second discharge hole; simultaneously at the screening in-process, because the rotation of double-deck drum sieve, dust and chaff in the seed are raised, and the breathing pipe inhales dust and chaff through the air-collecting cover like this to collect to collecting in the bag through the air exhauster, it is convenient to collect, and collection efficiency is high, can the on-the-spot raise dust of greatly reduced. And the air suction pipe is arranged close to the upper part of the inner-layer screen, so that the impact of the corn seeds on the air suction pipe is reduced.
The utility model discloses well supporting wheel subassembly 4 mainly comprises three sheave 26, and the 26 equipartitions of sheave are arranged on outer screen 20 go up the connecting cylinder and around the connecting cylinder down, and sheave 26's gyro wheel frame passes through the bolt fastening on shell type shell 2, still is provided with the protruding stupefied 27 of track on going up the connecting cylinder in outer screen 20 and the circumference of connecting cylinder down, and the protruding stupefied 27 card of track is in sheave 26. The double-layer drum screen is installed through the grooved wheel and the convex rail edge, installation is convenient, the grooved wheel and the convex rail edge can be used for positioning the double-layer drum screen, fixation is reliable, rotation is flexible, and resistance is small.
The utility model discloses well pipe holder is including fixing the connecting plate 28 on the breathing pipe and fixing at the outside fixed plate 29 of feeder hopper 14 and fixing the backup pad 30 on cartridge type shell 2, and connecting plate 28 passes through the bolt fastening on fixed plate 29, is fixed with arc layer board 34 in the backup pad 28, and breathing pipe 16 card is on arc layer board 34. The suction pipe is installed through the pipe support, and the pipe support adopts two point type to fix, firstly utilizes the connecting plate to fix on the fixed plate, secondly utilizes backup pad, arc layer board to support, and lock the suction pipe, can guarantee like this that the suction pipe has certain support intensity, avoids the impact deformation.
In addition, a protective cover 31 is provided outside the drive ring gear 9, the protective cover 31 is fixed to the cylinder type housing 2, and the protective cover 31 covers the outside of the drive motor 10. The protection casing mainly plays the guard action, avoids the mistake to bump, causes the damage to the human body.
The foregoing is considered as illustrative and not restrictive of the preferred embodiments of the invention, and any modifications, equivalents and improvements made within the spirit and principles of the invention are intended to be included within the scope of the invention.
Claims (6)
1. The utility model provides a maize seed sieving mechanism which characterized in that: the double-layer rotary screen comprises a rack, wherein a cylindrical shell is arranged on the rack, the cylindrical shell is obliquely arranged, a double-layer rotary screen is arranged in the cylindrical shell, a supporting wheel assembly is arranged between the double-layer rotary screen and the cylindrical shell, a sealing plate is arranged at one end of the double-layer rotary screen, a first discharge port and a second discharge port are arranged at the other end of the double-layer rotary screen, a third discharge port is arranged at the bottom of the cylindrical shell, a driving gear ring is fixed at the discharge end of the double-layer rotary screen, a driving motor is arranged outside the cylindrical shell, a driving gear is arranged on an output shaft of the driving motor and meshed with the driving gear ring, a through hole is formed in the sealing plate, a fixing frame is fixed on the cylindrical shell, a feed hopper is arranged on the fixing frame, a discharge pipe is arranged at the bottom of, the double-layer rotary screen is characterized in that an air suction pipe is further arranged in the double-layer rotary screen, the air suction pipe extends to the outside of the double-layer rotary screen, the air suction pipe is fixed on the cylindrical shell through a pipe support, the air suction pipe is connected with the air exhauster, the air exhauster is fixed on the rack, and a plurality of air collecting covers are arranged at the bottom of the air suction pipe.
2. The corn seed screening apparatus of claim 1, wherein: the double-deck drum sieve mainly comprises inner screen and outer screen, the one end of inner screen and outer screen is fixed through the shrouding, and the other end is fixed through a plurality of bracing pieces, inner screen and outer screen all mainly comprise last connecting cylinder, lower connecting cylinder and screen frame, go up connecting cylinder and lower connecting cylinder and set up with one heart, and go up the connecting cylinder and install the screen frame down between the connecting cylinder, the outside of screen frame is provided with a plurality of strengthening rib poles, the both ends of strengthening rib pole are fixed respectively on last connecting cylinder and lower connecting cylinder, be fixed with the drive ring gear on the lower connecting cylinder of outer screen.
3. The corn seed screening apparatus of claim 2, wherein: the supporting wheel assembly mainly comprises three grooved wheels, the grooved wheels are uniformly distributed around an upper connecting cylinder and a lower connecting cylinder in the outer layer screen, a roller frame of the grooved wheels is fixed on the cylindrical shell through bolts, track convex ridges are further arranged on the circumferences of the upper connecting cylinder and the lower connecting cylinder in the outer layer screen, and the track convex ridges are clamped in the grooved wheels.
4. The corn seed screening apparatus of claim 1, wherein: the pipe support comprises a connecting plate fixed on the air suction pipe, a fixing plate fixed outside the feed hopper and a supporting plate fixed on the cylindrical shell, the connecting plate is fixed on the fixing plate through bolts, an arc-shaped supporting plate is fixed on the supporting plate, and the air suction pipe is clamped on the arc-shaped supporting plate.
5. The corn seed screening apparatus of claim 1, wherein: the outside of drive ring gear still is provided with the protection casing, the protection casing is fixed on the shell of section of thick bamboo type, and the protection casing parcel is in driving motor's outside.
6. The corn seed screening apparatus of claim 2, wherein: the lower connecting cylinder length of the inner-layer sieve is greater than that of the outer-layer sieve, a discharge baffle is fixed outside the lower connecting cylinder of the inner-layer sieve, and a collecting hopper is installed below a discharge port of the lower connecting cylinder of the outer-layer sieve and fixed on the cylindrical shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921204834.9U CN210207660U (en) | 2019-07-29 | 2019-07-29 | Corn seed screening device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921204834.9U CN210207660U (en) | 2019-07-29 | 2019-07-29 | Corn seed screening device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210207660U true CN210207660U (en) | 2020-03-31 |
Family
ID=69919533
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921204834.9U Expired - Fee Related CN210207660U (en) | 2019-07-29 | 2019-07-29 | Corn seed screening device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210207660U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114101059A (en) * | 2021-11-22 | 2022-03-01 | 中国建筑第二工程局有限公司 | Building rubbish aggregate screening plant |
-
2019
- 2019-07-29 CN CN201921204834.9U patent/CN210207660U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114101059A (en) * | 2021-11-22 | 2022-03-01 | 中国建筑第二工程局有限公司 | Building rubbish aggregate screening plant |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200331 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |