CN213187250U - Centrifugal screen for corn thresher - Google Patents
Centrifugal screen for corn thresher Download PDFInfo
- Publication number
- CN213187250U CN213187250U CN202021357890.9U CN202021357890U CN213187250U CN 213187250 U CN213187250 U CN 213187250U CN 202021357890 U CN202021357890 U CN 202021357890U CN 213187250 U CN213187250 U CN 213187250U
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- Prior art keywords
- shell
- corn
- centrifugal
- screen
- centrifugal screen
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- 240000008042 Zea mays Species 0.000 title claims abstract description 69
- 235000002017 Zea mays subsp mays Nutrition 0.000 title claims abstract description 69
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 title claims abstract description 68
- 235000005822 corn Nutrition 0.000 title claims abstract description 68
- 241000251169 Alopias vulpinus Species 0.000 title claims abstract description 25
- 229910000831 Steel Inorganic materials 0.000 claims description 18
- 239000010959 steel Substances 0.000 claims description 18
- 239000012535 impurity Substances 0.000 abstract description 2
- 238000009434 installation Methods 0.000 abstract description 2
- 239000004744 fabric Substances 0.000 description 7
- 230000005484 gravity Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012216 screening Methods 0.000 description 2
- 244000269722 Thea sinensis Species 0.000 description 1
- 235000016383 Zea mays subsp huehuetenangensis Nutrition 0.000 description 1
- 235000009973 maize Nutrition 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
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- Adjustment And Processing Of Grains (AREA)
Abstract
The utility model provides a centrifugal screen for corn thresher, it relates to a centrifugal screen, concretely relates to centrifugal screen for corn thresher. The utility model discloses a solve the shale shaker that current corn thresher used and can't screen out the less corn dregs of quality, lead to the kernel of corn that finally obtains to contain the problem of partial impurity. The utility model discloses a shell, centrifugal screen subassembly, main shaft, power component and base, shell installation are on the base, centrifugal screen subassembly cartridge is in the shell, the one end of main shaft pass the terminal surface of shell one end with the centrifugal screen subassembly is connected, the other end of main shaft with power component connects, power component installs on the base, and the other end of shell is uncovered. The utility model belongs to the agricultural machine field.
Description
Technical Field
The utility model relates to a centrifugal screen, concretely relates to centrifugal screen for corn thresher belongs to the agricultural machine field.
Background
After corn threshing, corn kernels need to be screened, corn dregs and corn particles in the corn kernels are screened, and finally complete corn kernels are obtained; the existing corn thresher is generally matched with a vibrating screen to be used as a screening mechanism of corn kernels, and due to the fact that the mass of some corn residues is small, the part of the corn residues can vibrate together with the vibrating screen in the screening process and cannot be screened out through a screen hole, and pure and complete corn kernels cannot be finally obtained.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve the shale shaker that current corn thresher used and can't screen out the less corn dregs of quality, lead to the kernel of corn of finally obtaining to contain the problem of partial impurity, and then provide a centrifugal screen for corn thresher.
The utility model discloses a solve the technical scheme that above-mentioned problem was taken and be: the utility model discloses a shell, centrifugal screen subassembly, main shaft, power component and base, shell installation are on the base, centrifugal screen subassembly cartridge is in the shell, the one end of main shaft pass the terminal surface of shell one end with the centrifugal screen subassembly is connected, the other end of main shaft with power component connects, power component installs on the base, and the other end of shell is uncovered.
Furthermore, power component includes motor, driving gear and driven gear, and the motor setting is on the base, and the driving gear is fixed the suit on the driving shaft of motor, and the fixed suit of driven gear is on the other end of main shaft, driving gear and driven gear meshing.
Further, the centrifugal screen subassembly includes sleeve, cylindric screen cloth and bobbin base, and sleeve, cylindric screen cloth, bobbin base end to end connect gradually, the bottom surface of bobbin base and the one end fixed connection of main shaft, the lower surface of shell are equipped with the debris export, and the debris export is located the below of cylindric screen cloth, and the bobbin base is equipped with the kernel of corn export, and the lower surface of shell one end is equipped with the kernel of corn discharge port, and the kernel of corn discharge port is located the below that the kernel of corn exported.
Further, the utility model discloses still include supporting component and under bracing subassembly, it is on telescopic outer wall to go up the supporting component suit, the under bracing subassembly suit is on the bobbin.
Further, go up the supporting component and include outer loop, go up spacing ring and a plurality of go up the steel ball, go up the fixed suit of outer loop on telescopic outer wall, go up spacing ring fixed mounting on the inner wall of shell, the steel ball sets up in the annular groove of last spacing ring internal surface on a plurality of, goes up the steel ball and is located between the lateral surface of last outer loop and the medial surface of last spacing ring.
Furthermore, the lower support assembly comprises a lower outer ring, a lower limiting ring and a plurality of lower steel balls, the lower outer ring is fixedly sleeved on the outer wall of the cylinder bottom, the lower limiting ring is fixedly installed on the inner wall of the shell, the plurality of lower steel balls are arranged in an annular groove in the inner surface of the lower limiting ring, and the lower steel balls are located between the outer side surface of the lower outer ring and the inner side surface of the lower limiting ring.
Further, the angle between the lower surface of the housing and the horizontal plane is 15 °.
The utility model has the advantages that: the utility model discloses a rotatory messenger centrifugal screen subassembly corn stubble of centrifugal screen subassembly screens off through the mesh on the cylindric sieve screen, and this kind of structure effectively prevents to a great extent that the quality is less broken corn tea from vibrating along with the kernel of corn together, can screen off it fast moreover, ensures that only complete kernel of corn can be discharged from the kernel of corn discharge port finally, makes the purity rate of kernel of corn reach one hundred percent finally; the utility model has the advantages of simple overall structure, convenient operation is swift, adopts centrifugal force's principle to screen out the broken stubble of maize, not only can improve the pure rate of kernel of corn, can avoid the damage of kernel of corn moreover.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Detailed Description
The first embodiment is as follows: the embodiment is described with reference to fig. 1, and the centrifugal screen for the corn thresher comprises a shell 1, a centrifugal screen assembly, a main shaft 2, a power assembly and a base 3, wherein the shell 1 is mounted on the base 3, the centrifugal screen assembly is inserted into the shell 1, one end of the main shaft 2 penetrates through the end surface of one end of the shell 1 and is connected with the centrifugal screen assembly, the other end of the main shaft 2 is connected with the power assembly, the power assembly is mounted on the base 3, and the other end of the shell 1 is open.
The rotating speed of the centrifugal screen assembly in the embodiment is 20-50 revolutions per minute, and the arrangement can avoid that the centrifugal screen assembly can not naturally fall and discharge the complete corn kernels under the action of gravity due to the fact that the rotating speed is too high to generate large centrifugal force.
The second embodiment is as follows: the embodiment is described with reference to fig. 1, and the power assembly of the centrifugal screen for the corn thresher in the embodiment includes a motor 4, a driving gear 5 and a driven gear 6, the motor 4 is arranged on a base 3, the driving gear 5 is fixedly sleeved on a driving shaft of the motor 4, the driven gear 6 is fixedly sleeved on the other end of a main shaft 2, and the driving gear 5 is meshed with the driven gear 6. Other components and connections are the same as those in the first embodiment.
The third concrete implementation mode: the centrifugal screen assembly of the centrifugal screen for the corn thresher comprises a sleeve 7, a cylindrical screen 8 and a cylinder bottom 9, wherein the sleeve 7, the cylindrical screen 8 and the cylinder bottom 9 are sequentially connected end to end, the bottom surface of the cylinder bottom 9 is fixedly connected with one end of a main shaft 2, a sundries outlet 1-1 is formed in the lower surface of a shell 1, the sundries outlet 1-1 is located below the cylindrical screen 8, a corn kernel outlet 9-1 is formed in the cylinder bottom 9, a corn kernel outlet 1-2 is formed in the lower surface of one end of the shell 1, and the corn kernel outlet 1-2 is located below the corn kernel outlet 9-1. Other components and connections are the same as those in the first embodiment.
The fourth concrete implementation mode: the centrifugal screen for the corn thresher further comprises an upper supporting component and a lower supporting component, wherein the upper supporting component is sleeved on the outer wall of the sleeve 7, and the lower supporting component is sleeved on the bottom 9 of the sleeve.
Go up supporting component and bottom suspension supporting component and can prevent that the centrifugal screen subassembly from taking place the skew at the rotation in-process, also can prevent simultaneously that the centrifugal screen subassembly from producing fatigue deformation because of the action of gravity.
Other components and connection relationships are the same as those in the first or third embodiment.
The fifth concrete implementation mode: the embodiment is described with reference to fig. 1, and the upper support component of the centrifugal screen for the corn thresher in the embodiment includes an upper outer ring 10, an upper limit ring 11 and a plurality of upper steel balls 12, the upper outer ring 10 is fixedly sleeved on the outer wall of the sleeve 7, the upper limit ring 11 is fixedly installed on the inner wall of the housing 1, the plurality of upper steel balls 12 are arranged in an annular groove on the inner surface of the upper limit ring 11, and the upper steel balls 12 are located between the outer side surface of the upper outer ring 10 and the inner side surface of the upper limit ring 11. Other components and connection relationships are the same as those in the fourth embodiment.
The sixth specific implementation mode: the embodiment is described with reference to fig. 1, and the lower support assembly of the centrifugal screen for the corn thresher includes a lower outer ring 13, a lower limit ring 14 and a plurality of lower steel balls 15, the lower outer ring 13 is fixed on the outer wall of the sleeving barrel bottom 9, the lower limit ring 14 is fixedly installed on the inner wall of the housing 1, the plurality of lower steel balls 15 are arranged in an annular groove of an inner surface of the lower limit ring 14, and the lower steel balls 15 are located between the outer side surface of the lower outer ring 13 and the inner side surface of the lower limit ring 14. Other components and connection relationships are the same as those in the fourth embodiment.
The seventh embodiment: referring to fig. 1, the angle a between the lower surface of the housing 1 of the centrifugal screen for corn thresher and the horizontal plane is 15 °. Other components and connections are the same as those in the first embodiment.
Principle of operation
During the use, kernel of corn and corn stubble pass through the open end of shell 1 and get into cylindric screen cloth 8 via sleeve 7 in, motor 4 passes through driving gear 5 and drives driven gear 6 and rotate, driven gear 6 drives main shaft 2 and rotates, main shaft 2 drives the rotation of centrifugal screen subassembly, kernel of corn and corn stubble rotate the in-process along with cylindric screen cloth 8 in cylindric screen cloth 8, because the effect of centrifugal force, the broken stubble of corn sieves out via the sieve mesh on the cylindric screen cloth 8 to finally discharge via debris export 1-1, the kernel of corn that remains intact under the effect of gravity finally discharges via kernel of corn export 9-1, kernel of corn discharge port 1-2.
The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above description, and although the present invention has been disclosed with the preferred embodiment, it is not limited to the present invention, and any skilled person in the art can make modifications or changes equivalent to the equivalent embodiment without departing from the technical scope of the present invention, but all the modifications, equivalent substitutions, and improvements made to the above embodiments within the spirit and principle of the present invention still belong to the protection scope of the technical solution of the present invention.
Claims (7)
1. The utility model provides a corn thresher is with centrifugal screen which characterized in that: the utility model provides a corn thresher uses centrifugal sieve includes shell (1), centrifugal sieve subassembly, main shaft (2), power component and base (3), and install on base (3) shell (1), centrifugal sieve subassembly cartridge is in shell (1), the one end of main shaft (2) pass the terminal surface of shell (1) one end with the centrifugal sieve subassembly is connected, the other end of main shaft (2) with power component connects, power component installs on base (3), and the other end of shell (1) is uncovered.
2. The centrifugal screen for a corn thresher of claim 1, wherein: the power assembly comprises a motor (4), a driving gear (5) and a driven gear (6), the motor (4) is arranged on the base (3), the driving gear (5) is fixedly sleeved on a driving shaft of the motor (4), the driven gear (6) is fixedly sleeved on the other end of the main shaft (2), and the driving gear (5) is meshed with the driven gear (6).
3. The centrifugal screen for a corn thresher of claim 1, wherein: the centrifugal screen assembly comprises a sleeve (7), a cylindrical screen (8) and a barrel bottom (9), the sleeve (7), the cylindrical screen (8) and the barrel bottom (9) are sequentially connected end to end, the bottom surface of the barrel bottom (9) is fixedly connected with one end of a main shaft (2), a sundry outlet (1-1) is formed in the lower surface of a shell (1), the sundry outlet (1-1) is located below the cylindrical screen (8), a corn grain outlet (9-1) is formed in the barrel bottom (9), a corn grain outlet (1-2) is formed in the lower surface of one end of the shell (1), and the corn grain outlet (1-2) is located below the corn grain outlet (9-1).
4. The centrifugal screen for corn thresher according to claim 1 or 3, wherein: the centrifugal screen for the corn thresher further comprises an upper supporting component and a lower supporting component, wherein the upper supporting component is sleeved on the outer wall of the sleeve (7), and the lower supporting component is sleeved on the bottom of the sleeve (9).
5. The centrifugal screen for a corn thresher of claim 4, wherein: go up supporting component and include outer ring (10), go up spacing ring (11) and a plurality of go up steel ball (12), go up outer ring (10) fixed suit on the outer wall of sleeve (7), go up spacing ring (11) fixed mounting on the inner wall of shell (1), steel ball (12) set up in the annular groove of last spacing ring (11) internal surface on a plurality of, go up between the medial surface of steel ball (12) lie in the lateral surface of last outer ring (10) and last spacing ring (11).
6. The centrifugal screen for a corn thresher of claim 4, wherein: the lower support assembly comprises a lower outer ring (13), a lower limiting ring (14) and a plurality of lower steel balls (15), the lower outer ring (13) is fixedly sleeved on the outer wall of the barrel bottom (9), the lower limiting ring (14) is fixedly installed on the inner wall of the shell (1), the plurality of lower steel balls (15) are arranged in an annular groove of an inner white surface of the lower limiting ring (14), and the lower steel balls (15) are located between the outer side surface of the lower outer ring (13) and the inner side surface of the lower limiting ring (14).
7. The centrifugal screen for a corn thresher of claim 1, wherein: the included angle (A) between the lower surface of the shell (1) and the horizontal plane is 15 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021357890.9U CN213187250U (en) | 2020-07-10 | 2020-07-10 | Centrifugal screen for corn thresher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021357890.9U CN213187250U (en) | 2020-07-10 | 2020-07-10 | Centrifugal screen for corn thresher |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213187250U true CN213187250U (en) | 2021-05-14 |
Family
ID=75833462
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021357890.9U Expired - Fee Related CN213187250U (en) | 2020-07-10 | 2020-07-10 | Centrifugal screen for corn thresher |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213187250U (en) |
-
2020
- 2020-07-10 CN CN202021357890.9U patent/CN213187250U/en not_active Expired - Fee Related
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| 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: 20210514 |
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| CF01 | Termination of patent right due to non-payment of annual fee |