CN214545745U - Multistage tangential flow cylinder threshing device for threshing small coarse cereal crops with high water content - Google Patents
Multistage tangential flow cylinder threshing device for threshing small coarse cereal crops with high water content Download PDFInfo
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- CN214545745U CN214545745U CN202120690000.4U CN202120690000U CN214545745U CN 214545745 U CN214545745 U CN 214545745U CN 202120690000 U CN202120690000 U CN 202120690000U CN 214545745 U CN214545745 U CN 214545745U
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- corrugated rod
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- 235000013339 cereals Nutrition 0.000 title claims abstract description 23
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims description 11
- 238000000926 separation method Methods 0.000 claims abstract description 24
- 230000005540 biological transmission Effects 0.000 claims abstract description 19
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 16
- 239000010959 steel Substances 0.000 claims abstract description 16
- 241000251169 Alopias vulpinus Species 0.000 claims abstract description 9
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 18
- 229910052742 iron Inorganic materials 0.000 claims description 10
- 239000010902 straw Substances 0.000 claims description 10
- 238000005192 partition Methods 0.000 claims description 6
- 238000003306 harvesting Methods 0.000 abstract description 6
- 239000000463 material Substances 0.000 description 15
- 238000000034 method Methods 0.000 description 3
- 238000004804 winding Methods 0.000 description 2
- 241000209140 Triticum Species 0.000 description 1
- 235000021307 Triticum Nutrition 0.000 description 1
- 240000008042 Zea mays Species 0.000 description 1
- 235000016383 Zea mays subsp huehuetenangensis Nutrition 0.000 description 1
- 235000002017 Zea mays subsp mays Nutrition 0.000 description 1
- 238000010009 beating Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000001680 brushing effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 235000009973 maize Nutrition 0.000 description 1
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Abstract
The utility model particularly relates to a little coarse cereals crop that moisture content is high is threshed and is used multistage tangential flow cylinder thresher has solved the problem that thresher has the loss rate height, takes off the low and threshing equipment of clean rate and easily blocks up when thresher threshes little coarse cereals crop that moisture content is high. The upper end of the frame is provided with a supporting steel plate and a main corrugated rod roller, a transmission straw-chasing wheel is arranged between two adjacent main corrugated rod rollers, the left side of the main corrugated rod roller is provided with a pair of upper auxiliary corrugated rod rollers and a pair of feeding straw-chasing wheels, the lower sides of the upper auxiliary corrugated rod rollers and the feeding straw-chasing wheels are provided with a separation concave plate, the left side of the separation concave plate is obliquely provided with a feeding plate, the left side of the feeding plate is provided with a chain conveyor, the frame is provided with a motor, and the motor is connected with the chain conveyor; a supporting shaft is arranged in the separation concave plate, and screws are arranged on the front side and the rear side of the supporting shaft. The utility model discloses a disposable mechanized combined harvest of little coarse cereals crop that moisture content is high takes off clean rate and promotes by a wide margin, has reduced the breakage rate when having avoided the jam problem, and the loss further reduces.
Description
Technical Field
The utility model relates to a thresher for agricultural machine operation specifically is a multistage tangential flow cylinder thresher is used in threshing of little coarse cereals crop that moisture content is high.
Background
At present, the known crop threshing device mainly realizes the separation of stalks and seeds by principles of impact, rubbing, combing and brushing and the like, and the main structural form of the threshing device comprises a rasp rod roller type, a spike-tooth roller type, an axial flow roller type, a tangential flow roller type, a double-roller type, a bow-tooth roller type and the like, and generally comprises a rotary roller and a fixed grid-shaped concave plate, and the requirements of threshing and separating of different crops are met by adjusting the rotating speed of the rotary roller and the size of inlet and outlet gaps between the rotary roller and the concave plate.
Traditional thresher is used for bulk crops such as wheat, maize more, lacks the thresher to the little coarse cereals crop that the moisture content is high, has following problem when current thresher is used for the threshing of the little coarse cereals crop that the moisture content is high:
1. the loss rate is high, and because the moisture content of the stalks is higher during harvesting, grains are adhered to the stalks during threshing, so that the entrainment loss is larger during threshing;
2. the threshing rate is low, and because the maturity of the grains is inconsistent during harvesting, the grains with lower maturity are difficult to separate from the stalks, so that incomplete threshing is caused, and secondary threshing or sectional type harvesting is required;
3. the machine is easy to block, and the problems of stalk winding and separation screen blocking can be caused during threshing due to high moisture content of the stalks during harvesting.
Disclosure of Invention
The utility model provides a threshing device with a multistage tangential flow roller for threshing small coarse cereals with high water content, which solves the problems of high loss rate, low threshing rate and easy blockage of threshing equipment when the threshing device is used for threshing the small coarse cereals with high water content.
The utility model discloses an adopt following technical scheme to realize: a multistage tangential flow cylinder threshing device for threshing small coarse cereal crops with high water content comprises a rack, wherein walking wheels are arranged at the lower end of the rack, a supporting steel plate is arranged at the upper end of the rack, supporting plates fixed with the rack are arranged on the front side and the rear side above the supporting steel plate, a plurality of main line rod cylinders distributed left and right are arranged between the two supporting plates, a pair of vertically-distributed transmission straw chasing wheels are arranged between two adjacent main line rod cylinders and on the right side of the rightmost main line rod cylinder, a pair of vertically-distributed auxiliary line rod cylinders are arranged on the left side of the leftmost main line rod cylinder, and a pair of vertically-distributed feeding straw chasing wheels are arranged on the left side of the auxiliary line rod cylinder; the lower sides of the auxiliary rasp bar roller, the main rasp bar roller and the transmission straw-sorting wheel are provided with separation concave plates matched with the auxiliary rasp bar roller and the main rasp bar roller, the left sides of the separation concave plates are obliquely provided with feeding plates, the left sides of the feeding plates are provided with chain conveyors parallel to the inclined surfaces of the feeding plates, a motor is arranged on the rack, and an output shaft of the motor is connected with a chain wheel of the chain conveyor through a transmission mechanism; two support shafts distributed left and right are arranged in the separation concave plate, vertical strip-shaped holes through which the support shafts penetrate are formed in the support plate, threaded holes located in the support plate are formed in the front side and the rear side of each support shaft, and screw rods which are in threaded connection with the threaded holes and located on the upper side of the support steel plate are arranged in the threaded holes.
Before threshing, the screw is rotated, and under the action of the supporting steel plate, the screw drives the supporting shaft to lift up and down, so that the height of the separation concave plate is adjusted, and the adjustment of a material conveying gap is realized; during threshing, materials fall on a feeding plate through a chain conveyor, under the action of two feeding straw-pushing wheels rotating in the same direction, the materials are conveyed between two auxiliary straw-pushing rollers rotating oppositely, the materials are impacted and rolled to finish primary threshing, meanwhile, the materials are conveyed to the position below the main straw-pushing roller at the leftmost end, the materials are threshed secondarily between the main straw-pushing roller and a separating concave plate, the materials after secondary threshing are thrown out of the position behind the separating concave plate and then enter the position between a pair of transmission straw-pushing wheels at the leftmost end, under the mutual rotating action of the pair of transmission straw-pushing wheels, the materials enter the position between the second main straw-pushing roller at the left side and the separating concave plate, and are thrown out of the position between the pair of transmission straw-pushing wheels at the rightmost right side after repeated threshing, and threshing is finished.
Overcomes the problems of high loss rate, low threshing rate and easy blockage of threshing equipment when the threshing device is used for threshing small coarse cereal crops with high water content.
The rotating speed of the feeding straw-making wheel positioned at the upper side is greater than that of the feeding straw-making wheel positioned at the lower side.
The structural design enables materials to smoothly enter the auxiliary threaded rod roller in the conveying process, and the material backflow phenomenon is avoided.
The auxiliary corrugated rod roller comprises a rear radial plate and a front radial plate, four strip-shaped corrugated rod connecting plates are uniformly distributed between the rear radial plate and the front radial plate, each strip-shaped corrugated rod connecting plate is provided with a D-shaped corrugated rod, and an iron sheet wrapped on the surface of each strip-shaped corrugated rod connecting plate is arranged between the strip-shaped corrugated rod connecting plates; the lines of the D-shaped rasp bars on the two auxiliary rasp bar rollers are opposite.
The main corrugated rod roller comprises a rear spoke plate I and a front spoke plate I, six strip-shaped corrugated rod connecting plates I are uniformly distributed between the rear spoke plate I and the front spoke plate I, each strip-shaped corrugated rod connecting plate I is provided with a D-shaped corrugated rod I, and an iron sheet I wrapped on the surface of each strip-shaped corrugated rod connecting plate I is arranged between the strip-shaped corrugated rod connecting plates I.
Through the design of the iron sheet and the iron sheet I, the winding of material stalks is avoided, and the power consumption is reduced.
The separating concave plate comprises a concave plate body, the concave plate body is integrally made of an arc-shaped steel wire mesh screen positioned below the transmission straw chasing wheel and the auxiliary corrugated rod roller and an arc-shaped grid plate positioned below the main corrugated rod roller, side plates fixed with the concave plate body are arranged on the front side and the rear side of the concave plate body, and the support shaft penetrates through the side plates; the arc-shaped grid plate comprises side arc plates which are distributed in the front and back direction, a plurality of strip-shaped transverse partition plates are fixed between the arc plates at the two sides, and arc-shaped screen bars penetrate through the strip-shaped transverse partition plates.
In the structural design, because the impact and the extrusion between the transmission straw-chasing wheel and the auxiliary rasp rod roller and the separation concave plate can not occur, the separation concave plate is not stressed and only plays a role of separation, the separation concave plate below the transmission straw-chasing wheel and the auxiliary rasp rod roller is an arc-shaped steel wire mesh screen, and the arc-shaped grid plate on the separation concave plate not only plays a role of separation, but also is matched with the main rasp rod roller to impact and extrude materials, so that the threshing and the separation are better performed.
The utility model has the advantages of reasonable design reliably, realized the disposable mechanized joint harvesting of little coarse cereals crop that moisture content is high, take off the net rate and promote by a wide margin, avoided the jam problem that moisture content is high, seed grain maturity nonconformity leads to when threshing because of the material moreover, reduced the breakage rate simultaneously, the loss further reduces, has simple structure, convenient operation and advantage with low costs.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the construction of the sub rasp bar cylinder of FIG. 1;
FIG. 3 is a side view of FIG. 2;
FIG. 4 is a schematic view of the main rasp bar cylinder of FIG. 1;
FIG. 5 is a side view of FIG. 4;
FIG. 6 is a schematic view of the structure of the separation concave plate in FIG. 1.
In the figure: 1-frame, 2-walking wheel, 3-supporting steel plate, 4-supporting plate, 5-main corrugated rod roller, 5.1-rear spoke plate I, 5.2-front spoke plate I, 5.3-strip corrugated rod connecting plate I, 5.4-D corrugated rod I, 5.5-iron sheet I, 6-transmission straw-pushing wheel, 7-auxiliary corrugated rod roller, 7.1-rear spoke plate, 7.2-front spoke plate, 7.3-strip corrugated rod connecting plate, 7.4-D corrugated rod, 7.5-iron sheet, 8-feeding straw-pushing wheel, 9-separation concave plate, 9.1-arc mesh screen, 9.2-arc grid plate, 9.3-side plate, 10-feeding plate, 11-chain conveyor, 12-motor, 13-supporting shaft, 14-vertical strip hole and 15-screw.
Detailed Description
A multistage tangential flow cylinder threshing device for threshing small coarse cereal crops with high water content comprises a rack 1, wherein walking wheels 2 are arranged at the lower end of the rack 1, a supporting steel plate 3 is arranged at the upper end of the rack 1, supporting plates 4 fixed with the rack 1 are arranged on the front side and the rear side above the supporting steel plate 3, a plurality of main corrugated rod cylinders 5 distributed left and right are arranged between the two supporting plates 4, a pair of vertically-distributed transmission straw-chasing wheels 6 are arranged between the two adjacent main corrugated rod cylinders 5 and on the right side of the rightmost main corrugated rod cylinder 5, a pair of vertically-distributed auxiliary corrugated rod cylinders 7 are arranged on the left side of the leftmost main corrugated rod cylinder 5, and a pair of vertically-distributed feeding straw-chasing wheels 8 are arranged on the left side of the auxiliary corrugated rod cylinders 7;
a separation concave plate 9 matched with the auxiliary rasp bar roller 7, the main rasp bar roller 5 and the transmission straw-scanning wheel 6 is arranged at the lower side of the auxiliary rasp bar roller, a feeding plate 10 is obliquely arranged at the left side of the separation concave plate 9, a chain conveyor 11 parallel to the inclined surface of the feeding plate 10 is arranged at the left side of the feeding plate 10, a motor 12 is arranged on the rack 1, and an output shaft of the motor 12 is connected with a chain wheel of the chain conveyor 11 through a transmission mechanism;
two support shafts 13 which are distributed left and right are arranged in the separation concave plate 9, vertical strip-shaped holes 14 through which the support shafts 13 penetrate are formed in the support plate 4, threaded holes which are located in the support plate 4 are formed in the front side and the rear side of each support shaft 13, and screw rods 15 which are in threaded connection with the threaded holes and located on the upper side of the support steel plate 3 are arranged in the threaded holes.
The rotation speed of the feeding straw wheel 8 positioned at the upper side is greater than that of the feeding straw wheel 8 positioned at the lower side.
The auxiliary corrugated rod roller 7 comprises a rear radial plate 7.1 and a front radial plate 7.2, four strip-shaped corrugated rod connecting plates 7.3 are uniformly distributed between the rear radial plate 7.1 and the front radial plate 7.2, each strip-shaped corrugated rod connecting plate 7.3 is provided with a D-shaped corrugated rod 7.4, and an iron sheet 7.5 wrapped on the surface of each strip-shaped corrugated rod connecting plate 7.3 is arranged between the strip-shaped corrugated rod connecting plates; the D-shaped rasp bars 7.4 on the two secondary rasp bar rollers 7 are arranged with opposite lines.
The main corrugated rod roller 5 comprises a rear spoke plate I5.1 and a front spoke plate I5.2, six strip-shaped corrugated rod connecting plates I5.3 are uniformly distributed between the rear spoke plate I5.1 and the front spoke plate I5.2, each strip-shaped corrugated rod connecting plate I5.3 is provided with a D-shaped corrugated rod I5.4, and an iron sheet I5.5 wrapped on the surface of each strip-shaped corrugated rod connecting plate I5.3 is arranged between the strip-shaped corrugated rod connecting plates I5.3.
The separating concave plate 9 comprises a concave plate body, the concave plate body is integrally made of an arc-shaped steel wire mesh screen 9.1 positioned below the transmission straw chasing wheel 6 and the auxiliary corrugated rod roller 7 and an arc-shaped grating plate 9.2 positioned below the main corrugated rod roller 5, side plates 9.3 fixed with the concave plate body are arranged on the front side and the rear side of the concave plate body, and a support shaft 13 penetrates through the side plates 9.3; the arc grid plate 9.2 comprises side arc plates distributed in front and back, a plurality of strip-shaped transverse partition plates are fixed between the arc plates at the two sides, and arc-shaped screen bars penetrate through the strip-shaped transverse partition plates.
In the specific implementation process, the transmission straw shaker 6 plays a role in loosening the materials through beating in the process of transporting the materials backwards, so that the entrainment loss is reduced.
A two-stage motor with 15KW power is adopted, and the rotating speed of the motor is 1500 r/min.
Claims (5)
1. The utility model provides a little coarse cereals crop that moisture content is high is threshed with multistage tangential flow cylinder thresher which characterized in that: the automatic feeding device comprises a rack (1), wherein travelling wheels (2) are arranged at the lower end of the rack (1), a supporting steel plate (3) is arranged at the upper end of the rack (1), supporting plates (4) fixed with the rack (1) are arranged on the front side and the rear side above the supporting steel plate (3), a plurality of main corrugated rod rollers (5) distributed left and right are arranged between the two supporting plates (4), a pair of vertically distributed transmission straw chasing wheels (6) is arranged between the two adjacent main corrugated rod rollers (5) and on the right side of the main corrugated rod roller (5) at the rightmost end, a pair of vertically distributed auxiliary corrugated rod rollers (7) is arranged on the left side of the main corrugated rod roller (5) at the leftmost end, and a pair of vertically distributed feeding straw chasing wheels (8) is arranged on the left side of the auxiliary corrugated rod rollers (7);
a separation concave plate (9) matched with the auxiliary rasp bar roller (7), the main rasp bar roller (5) and the transmission straw-sorting wheel (6) are arranged at the lower side of the auxiliary rasp bar roller, a feeding plate (10) is obliquely arranged at the left side of the separation concave plate (9), a chain conveyor (11) parallel to the inclined surface of the feeding plate (10) is arranged at the left side of the feeding plate (10), a motor (12) is arranged on the rack (1), and an output shaft of the motor (12) is connected with a chain wheel of the chain conveyor (11) through a transmission mechanism;
two supporting shafts (13) which are distributed left and right are arranged in the separation concave plate (9), vertical strip-shaped holes (14) through which the supporting shafts (13) penetrate are formed in the supporting plate (4), threaded holes located in the supporting plate (4) are formed in the front side and the rear side of each supporting shaft (13), and threaded rods (15) which are in threaded connection with the threaded holes and located on the upper side of the supporting steel plate (3) are arranged in the threaded holes.
2. The multi-stage tangential flow cylinder threshing device for threshing small coarse cereal crops with high water content as claimed in claim 1, characterized in that: the rotating speed of the feeding straw-making wheel (8) positioned at the upper side is greater than that of the feeding straw-making wheel (8) positioned at the lower side.
3. The multi-stage tangential flow cylinder threshing device for threshing minor cereal crops with high water content according to claim 1 or 2, characterized in that: the auxiliary corrugated rod roller (7) comprises a rear radial plate (7.1) and a front radial plate (7.2), four strip-shaped corrugated rod connecting plates (7.3) are uniformly distributed between the rear radial plate (7.1) and the front radial plate (7.2), each strip-shaped corrugated rod connecting plate (7.3) is provided with a D-shaped corrugated rod (7.4), and an iron sheet (7.5) wrapped on the surface of each strip-shaped corrugated rod connecting plate (7.3) is arranged between the strip-shaped corrugated rod connecting plates; the lines of the D-shaped rasp bars (7.4) on the two auxiliary rasp bar rollers (7) are arranged oppositely.
4. The multi-stage tangential flow cylinder threshing device for threshing small coarse cereal crops with high water content as claimed in claim 3, characterized in that: the main corrugated rod roller (5) comprises a rear radial plate I (5.1) and a front radial plate I (5.2), six strip-shaped corrugated rod connecting plates I (5.3) are uniformly distributed between the rear radial plate I (5.1) and the front radial plate I (5.2), each strip-shaped corrugated rod connecting plate I (5.3) is provided with a D-shaped corrugated rod I (5.4), and an iron sheet I (5.5) wrapped on the surface of each strip-shaped corrugated rod connecting plate I (5.3) is arranged between the strip-shaped corrugated rod connecting plates I (5.3).
5. The multi-stage tangential flow cylinder threshing device for threshing small coarse cereal crops with high water content as claimed in claim 4, characterized in that: the separating concave plate (9) comprises a concave plate body, the concave plate body is integrally made of an arc-shaped steel wire mesh screen (9.1) positioned below the transmission straw chasing wheel (6) and the auxiliary rasp rod roller (7) and an arc-shaped grating plate (9.2) positioned below the main rasp rod roller (5), side plates (9.3) fixed with the concave plate body are arranged on the front side and the rear side of the concave plate body, and a support shaft (13) penetrates through the side plates (9.3); the arc grid plate (9.2) comprises side arc plates which are distributed in the front and back, a plurality of strip-shaped transverse partition plates are fixed between the arc plates at the two sides, and arc-shaped screen bars are penetrated on the strip-shaped transverse partition plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120690000.4U CN214545745U (en) | 2021-04-06 | 2021-04-06 | Multistage tangential flow cylinder threshing device for threshing small coarse cereal crops with high water content |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120690000.4U CN214545745U (en) | 2021-04-06 | 2021-04-06 | Multistage tangential flow cylinder threshing device for threshing small coarse cereal crops with high water content |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214545745U true CN214545745U (en) | 2021-11-02 |
Family
ID=78323031
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120690000.4U Expired - Fee Related CN214545745U (en) | 2021-04-06 | 2021-04-06 | Multistage tangential flow cylinder threshing device for threshing small coarse cereal crops with high water content |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214545745U (en) |
-
2021
- 2021-04-06 CN CN202120690000.4U patent/CN214545745U/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: 20211102 |
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| CF01 | Termination of patent right due to non-payment of annual fee |