CN2613131Y - Rice-wheat combined harvest - Google Patents
Rice-wheat combined harvest Download PDFInfo
- Publication number
- CN2613131Y CN2613131Y CN 03216224 CN03216224U CN2613131Y CN 2613131 Y CN2613131 Y CN 2613131Y CN 03216224 CN03216224 CN 03216224 CN 03216224 U CN03216224 U CN 03216224U CN 2613131 Y CN2613131 Y CN 2613131Y
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- Prior art keywords
- threshing
- plate
- hulling
- rice
- sieve
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Abstract
The utility model discloses a lengthwise axial flowing typed rice and wheat combine-harvester, wherein a hulling chamber 1 is longitudinally distributed with the front low and the back high, the forehead of the hulling chamber 1 is connected with a feeding chamber 2, the feeding chamber 2 comprises a guide plate 10 fixed on the front semi shaft of a roller 12, three inlet vanes 9 and an inlet cone 11 sleeved outside the inlet vanes 9, a hulling rolling drum 7 of the hulling chamber 1 is fixed with a flight bar seat combination 8 comprising a hulling plate 81 and a flight bar head 82, the hulling plate 81 of the flight bar seat combination 8 can be connected to any end in front or at the back of the flight bar head 82 detachably, when being connected to one end, the hulling plate 81 and rip triples 83 on the flight bar head 82 have the same directions, and when the hulling plate 81 is on the other end the hulling plate 81 has an angle of 25-40 degree with rib stripes 83 on the flight head 82. Such a harvester ensures the hulling space and time of the rice, and increases the hulling efficiency and the hulling quality, which is not only suitable for harvesting crops such as the wheat and the like, which are easy to be hulled, but also is suitable for harvesting crops such as rice and the like, which are hard to be hulled.
Description
Technical field
The utility model relates to a kind of rice/wheat combine, specifically a kind of longitudinal axis streaming rice/wheat combine.
Background technology
China paddy rice cultivated area constantly enlarged in recent years, and was also more and more stronger to paddy machinery results demand.China plants simultaneously in a lot of areas and puts paddy rice, wheat, soybean various crop; In recent years a large amount of grain headers are all carrying out the harvesting wheat cross-regional operation, improve the machine service efficiency, but because wheat harvest is more concentrated, have limited the utilization rate of grain header; Thereby press for paddy rice, wheat, soybean harvest and can both adapt to and gather in the crops the high combine of efficient.The shelling chamber of present domestic self-propelled grain cbmbine harvester mainly is to be the representative self-propelled combine with Xinjiang-2, and its threshing apparatus adopts preposition cut flow roller to add rearmounted lateral shaft stream roller.Because of its axial-flow type drum is a lateral arrangement, length is subjected to the restriction of fuselage width, has limited the threshing separating power.Though this grain header can be gathered in the crops paddy rice, results efficient is low, and loss is big.
Summary of the invention
The purpose of this utility model is to solve the deficiencies in the prior art, and a kind of combined harvester that can adapt to multiple kinds of crops results such as wheat, paddy rice is provided.
The technical scheme of the utility model rice/wheat combine is, it comprises the shelling chamber, the low early and high after vertical layout in described shelling chamber, form with threshing concave plate sieve, separation concave grate, drum cover by threshing cylinder, threshing concave plate sieve and separate concave grate before and after arrange, they surround shelling cylindraceous with top drum cover and sieve assembly; Described shelling chamber front end is associated with feed rake, and feed rake is made up of with the feeding cone that is enclosed within the feeding blade exterior stock guide that is fixed on the cylinder half front axle and feeding blade.The vertical layout pattern in this front and back is adopted in the shelling chamber, has enough spaces to guarantee the length needs of shelling chamber, thereby has increased the threshing disengaging time, has just guaranteed the threshing separated space and the time of cereal, thereby improves threshing efficiency and threshing quality.
As improvement, be fixed with the rub-bar support combination of forming by threshing board and rasp bar head on the threshing cylinder, threshing board can be connected to the arbitrary end in rasp bar head front and back with removably, threshing board is consistent with rib direction on the rasp bar head when being connected to an end, and threshing board becomes 25-40 degree angle with rib direction on the rasp bar head when the other end.Preceding a kind of connecting mode is fit to the crop of easy threshings such as wheat, the crop of difficult threshings such as the suitable results of back kind connecting mode paddy rice, and a kind of like this grain header just can adapt to various crop without great adjustment and gather in the crops.
As further improvement, described threshing concave plate sieve can be to comprise and the fixing sieve side plate of drum cover, cut with scissors the bottom screening plate that joins with sieve side plate opposite side,, the governor motion that is used for regulating threshing concave plate sieve and threshing cylinder gap is housed on the adjustable plate with the adjustable plate of bottom screening plate opposite side hinge connection.Its governor motion can be: the fork composition parallel-crank mechanism of two lower ends and body hinge connection, upper end and adjusting cross bar hinge connection, can be fixed on the suspension rod that moves up and down on the guide rail of body, the suspension rod upper end is hung in by pulley and regulates on the cross bar, regulate the manipulation that the controlled handle of cross bar is positioned at the control operating rod of driver's cabin, gap between threshing concave plate sieve and the threshing cylinder just can be regulated according to the crop different situations by the driver when results like this, to improve the threshing effect, reduce the threshing loss.
Description of drawings
Fig. 1 is the structural representation of a kind of embodiment; Fig. 2 is the structural representation of shelling chamber 1 and feed rake 2 among the embodiment shown in Fig. 1; Fig. 3 is the axial view of threshing concave plate sieve 4, and Fig. 4 is the side direction view of threshing concave plate sieve 4; Fig. 5 is the axial view of separating concave grate; Fig. 6 is the lateral plan after the shelling sieve assembly of outside and feeding cone 11 that feed rake 2 removes the outside are removed in the shelling chamber, and Fig. 7 is the axial view of part shown in Figure 6; Fig. 8 is the front view of rub-bar support combination 8, Fig. 9 be among Fig. 8 A-A to cutaway view (rotation); Figure 10 is drum cover 5 inner face front views, and Figure 11 is the axial view of drum cover; Figure 12 is the partial view of shelling chamber 1 power input running part; Figure 13 is the side direction view of feeding cone 11, and Figure 14 is the axial view of feeding cone 11; Figure 15 is the driving coupling structural representation of fan power belt wheel 19.
In Fig. 1-15 illustrated embodiment, shelling chamber 1,2 feed rakes, 3 fans, 4 threshing concave plates sieve, 41 sieve side plates, 42 bottom screening plates, 43 adjustable plates, 44 regulate cross bar, 45 forks, 46 suspension rods, 47 pulleys, 48 control operating rods, 5 drum covers, 51 grass guide boards, 6 separate concave grate, 61 fixed screen deck, 62 active sieve plates, 7 threshing cylinders, the combination of 8 rub-bar supports, 81 threshing boards, 82 rasp bar heads, 9 feeding blades, 10 stock guides, 11 feeding cones, 110 spiral guide plates, 12 cylinder half front axles, semiaxis behind 13 cylinders, 14 bevel gear set, 15 driven wheel of differential wheel shafts, 16 double strand chain shaft couplings, 17 drive bevel gear wheel shafts, 18 drive pulleys, 19 fan power belt wheels, 191 price fixings, 192 Moving plates, 20 check drums, 21 straw cutters, 22 fan driving pulleys.
Embodiment
In accompanying drawing 1-13 illustrated embodiment, rice/wheat combine comprises the shelling chamber 1 of low early and high after vertical layout, shelling chamber 1 is made up of with threshing concave plate sieve 4, separation concave grate 6, drum cover 5 threshing cylinder 7, threshing concave plate sieve 4 is arranged with separating concave grate 6 front and back, and they surround shelling cylindraceous with top drum cover 5 and sieve assembly; Drum cover 5 inboards are provided with grass guide board 51, and grass guide board 51 is the 55-80 degree with threshing cylinder 7 axis angles.Shelling chamber 1 front end is associated with feed rake 2, and feed rake 2 is made up of with the feeding cone 11 that is enclosed within feeding blade 9 outsides the stock guide 10 that is fixed on cylinder half front axle 12 and three feeding blades 9; 10 one-tenth crescent shapes of stock guide, its working curved surface is the involute formula of circle, its role is to cereal is pushed the border of feed rake 2, convenient feeding; Between stock guide 10 and the feeding blade 1-3 mm clearance is arranged, in order to avoid millet straw is twined cylinder half front axle 12.The feeding blade 9 of feed rake 2 becomes 30-40 degree angle with threshing cylinder 7 axis; Feeding cone 11 taperings of feed rake 2 are 1: 2.5, and the left and right corner of feeding cone 11 Lower Halves is the hemispherical dome formula, and promptly by the transitional form of circle to the side, its inboard is provided with four equally distributed spiral guide plates 110, and the helical angle of spiral guide plate 110 is the 20-30 degree; Between spiral guide plate 110 tops of feeding blade 9 and feeding cone 11 15-35 millimeter gap is arranged; The effect of feed rake 2 is: feeding cereal to shelling chamber 1 on the one hand, on the other hand also with very high speed to shelling chamber 1 suction air, thereby the dust of taking away on the crop discharge from behind, avoid dropping on the driver's cabin windshield.The vertical layout pattern in this front and back is adopted in shelling chamber 1, has enough spaces to guarantee the length needs of shelling chamber 1, thereby has increased the threshing disengaging time, has just guaranteed the threshing room and time of cereal, thereby improves threshing efficiency and threshing quality.
Be fixed with the rub-bar support combination of being made up of threshing board 81 and rasp bar head 82 8 on the described threshing cylinder 7, rub-bar support 8 is lined up three helixes on cylinder, and the head of the helix of rub-bar support combination 8 formation is corresponding with the tail position of feeding blade 9; The threshing board 81 of rub-bar support combination 8 can be connected to the arbitrary end in rasp bar head 82 front and back with removably, threshing board 81 is consistent with rib 83 directions on the rasp bar head 82 when being connected to an end, shown in accompanying drawing 8 and 9, this connecting mode is fit to the crop of easy threshings such as wheat; Threshing board 81 when the other end with rasp bar head 82 on rib 83 directions become 25-40 degree angle, this connecting mode is fit to the crop of difficult threshing such as results paddy rice.
Threshing concave plate sieve 4 directly has influence on whole threshing effect with the gap of threshing cylinder 7, and this gap needs the driver to regulate according to the crop different situations when results, to improve the threshing effect, reduces the threshing loss.Be convenient this adjustment, the threshing concave plate sieve 4 of present embodiment comprises sieve side plate 41, bottom screening plate 42 and adjustable plate 43, sieve side plate 41 is fixing with drum cover 5, bottom screening plate 42 1 sides and sieve side plate 41 hinge connection, opposite side and adjustable plate 43 hinge connection, adjustable plate 43 can be sling being fixed in the suspension rod 46 that moves up and down on the guide rail of body, suspension rod 46 upper ends are hung in by pulley 47 and regulate on the cross bar 44, two lower ends and body hinge connection, parallel-crank mechanism is formed with the fork 45 of regulating cross bar 44 hinge connection in the upper end, regulates the manipulation that cross bar 44 controlled handles are positioned at the control operating rod 48 of driver's cabin.During work, the operator drives by pulling control operating rod 48 and regulates cross bar 44 motions, two suspension rods 46 move up and down by the effect of pulley 47, drive adjustable plate 43 activities, thus the driver can be in driver's cabin the gap of free adjustment threshing concave plate sieve 4 and threshing cylinder 7.Certainly the adjusting of threshing concave plate sieve 4 is not limited to adopt aforementioned manner, can also add forms such as parallel-crank mechanism by flexible cord.
Be the cleaning after convenient the obstruction, the separation concave grate 6 of present embodiment grain header comprises two fixed screen deck 61 and active sieve plates 62 of being separately fixed on the drum cover 5, one side of active sieve plate 62 and fixed screen deck 61 hinge connection, opposite side detachably connects with another piece fixed screen deck 61.Like this when taking place to stop up, as long as open a side of active sieve plate.
The transmission mechanism of present embodiment harvester threshing cylinder 7 comprises the double strand chain shaft coupling 16 that connects the driven wheel of differential wheel shaft 15 of semiaxis 13 and a bevel gear set 14 behind the cylinder, its bevel gear set 14 is loaded in the casing, the other end of drive bevel gear wheel shaft 17 is equipped with drive pulley 18, and drive pulley 18 connects with the engine power output pulley by two intermediate transfer belt wheels that are loaded on check drum 20 wheel shafts with belt.The dynamic impact of the effective buffer roller high speed rotating of double strand chain shaft coupling prolongs the service life of gear and bearing and related elements, thereby has improved the cylinder reliability greatly.This transmission mechanism is simple in structure, under the prerequisite that guarantees serviceability, can reduce manufacturing cost greatly.In addition, the rotating speed of threshing cylinder 7 can be regulated by changing driving pulley, to adapt to the different requirements of different operating situation to the threshing cylinder rotating speed.
Under the situation that guarantees shelling chamber 1 work effect, for the length that suitably shortens shelling chamber 1 reducing cost, the present embodiment grain header is just installed horizontal check drum 20 on the lower side and has been solved straw row and unload problem at 1 rear portion, shelling chamber; Present embodiment also is provided with straw cutter 21 at check drum 20 rear lowers, with crushed straw, realizes returning crop stocks to the field in harvesting crops.
For a change wind speed is realized the requirement of the different cereal of results, the present embodiment grain header is provided with fan 3 on the next door of shelling chamber 1 bottom pneumatic jig, fan power belt wheel 19 on these fan 3 power input shafts, fan power belt wheel 19 connects with fan driving pulley 21 by belt; Fan power belt wheel 19 is made up of price fixing 191 and Moving plate 192, and fan power belt wheel 19 can be by adjusting the space change pitch diameter between Moving plate 192 and the price fixing 191; Fan driving pulley 21 comprises two working diameters of size, and the direction of transposing fan driving pulley 22 can realize the labor turnover of large and small footpath.Fan power belt wheel 19 cooperates the adjustment that just can realize wind speed with fan driving pulley 22 like this.
Claims (10)
1, a kind of rice/wheat combine, it comprises shelling chamber (1), it is characterized in that: the low early and high after vertical layout in described shelling chamber (1), form with threshing concave plate sieve (4), separation concave grate (6), drum cover (5) by threshing cylinder (7), threshing concave plate sieve (4) and separate concave grate (6) before and after arrange, they surround shelling cylindraceous with top drum cover (5) and sieve assembly; Described shelling chamber (1) front end is associated with feed rake (2), and feed rake (2) is made up of stock guide that is fixed on cylinder half front axle (12) (10) and feeding blade (9) and the feeding cone (11) that is enclosed within outside feeding blade (9).
2, rice/wheat combine as claimed in claim 1, it is characterized in that: be fixed with the rub-bar support combination of forming by threshing board (81) and rasp bar head (82) (8) on the threshing cylinder (7), threshing board (81) can be connected to the arbitrary end in rasp bar head (82) front and back with removably, threshing board when being connected to an end (81) is consistent with rib (83) direction on the rasp bar head (82), and threshing board when the other end (81) becomes 25-40 degree angle with rib (83) direction on the rasp bar head (82).
3, rice/wheat combine as claimed in claim 2, it is characterized in that: the feeding blade (9) of described feed rake (2) is three, correspondingly the rub-bar support of threshing cylinder (7) combination (8) is arranged in three helixes on threshing cylinder (7), and the head of the helix of rub-bar support combination (8) formation is corresponding with the tail position of feeding blade (9).
4, as claim 1,2 or 3 described rice/wheat combines, it is characterized in that: drum cover (5) inboard is provided with grass guide board (51), and grass guide board (51) is the 55-80 degree with threshing cylinder (7) axis angle; The feeding blade (9) of feed rake (2) becomes 30-40 degree angle with threshing cylinder (7) axis; Feeding cone (11) tapering of feed rake (2) is 1: 2.5, the left and right corner of feeding cone (11) Lower Half is the hemispherical dome formula, promptly by the transitional form of circle to the side, its inboard is provided with four equally distributed spiral guide plates (110), and the helical angle of spiral guide plate (110) is the 20-30 degree; Between spiral guide plate (110) top of feeding blade (9) and feeding cone (11) 15-35 millimeter gap is arranged; The working curved surface of stock guide (10) is the involute formula of circle.
5, as claim 1,2 or 3 described rice/wheat combines, it is characterized in that: described threshing concave plate sieve (4) comprises and the fixing sieve side plate (41) of drum cover (5), bottom screening plate (42) with sieve side plate (41) opposite side hinge connection, adjustable plate (43) with bottom screening plate (42) opposite side hinge connection is equipped with the governor motion that is used for regulating threshing concave plate sieve (4) and threshing cylinder (7) gap on the adjustable plate (43).
6, rice/wheat combine as claimed in claim 5, it is characterized in that: fork (45) the composition parallel-crank mechanism of two lower ends of governor motion and body hinge connection, upper end and adjusting cross bar (44) hinge connection, can be fixed on the suspension rod (46) that moves up and down on the guide rail of body, suspension rod (46) upper end is hung in by pulley (47) and regulates on the cross bar (44), regulates the manipulation that the controlled handle of cross bar (44) is positioned at the control operating rod (48) of driver's cabin.
7, as claim 1,2 or 3 described rice/wheat combines, it is characterized in that: separate concave grate (6) and comprise two fixed screen deck (61) and active sieve plates (62) that are separately fixed on the drum cover (5), one side of active sieve plate (62) and a fixed screen deck (61) hinge connection, opposite side detachably connects with another piece fixed screen deck (61).
8, as claim 1,2 or 3 described rice/wheat combines, it is characterized in that: threshing cylinder (7) transmission mechanism comprises the double strand chain shaft coupling (16) that connects semiaxis (13) and the driven wheel of differential wheel shaft (15) of a bevel gear set (14) behind the cylinder, described bevel gear set (14) is loaded in the casing, the other end of its drive bevel gear wheel shaft (17) is equipped with drive pulley (18), and drive pulley (18) connects with the engine power output pulley by two intermediate transfer belt wheels that are loaded on check drum (20) wheel shaft with belt.
9, as claim 1,2 or 3 described rice/wheat combines, it is characterized in that: just be provided with horizontal check drum (20) on the lower side at rear portion, shelling chamber (1), check drum (20) rear lower is provided with straw cutter (21).
10, as claim 1,2 or 3 described rice/wheat combines, it is characterized in that: the next door at bottom, shelling chamber (1) pneumatic jig is provided with fan (3), fan power belt wheel (19) on this fan (3) power input shaft, fan power belt wheel (19) connects with fan driving pulley (21) by belt; Fan power belt wheel (19) is made up of price fixing (191) and Moving plate (192), and fan power belt wheel (19) can be by adjusting the space change pitch diameter between Moving plate (192) and the price fixing (191); Fan driving pulley (22) comprises large and small two working diameters, and the direction of transposing fan driving pulley (22) can realize the transposing of large and small working diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03216224 CN2613131Y (en) | 2003-04-09 | 2003-04-09 | Rice-wheat combined harvest |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03216224 CN2613131Y (en) | 2003-04-09 | 2003-04-09 | Rice-wheat combined harvest |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2613131Y true CN2613131Y (en) | 2004-04-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03216224 Expired - Fee Related CN2613131Y (en) | 2003-04-09 | 2003-04-09 | Rice-wheat combined harvest |
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| Country | Link |
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| CN (1) | CN2613131Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103262713A (en) * | 2013-05-31 | 2013-08-28 | 薛博文 | Full-automatic straw harvesting ensiling machine |
| CN106489447A (en) * | 2016-12-12 | 2017-03-15 | 黑龙江省农业机械工程科学研究院 | Concave clearance adjustment mechanism |
| CN108966809A (en) * | 2018-06-26 | 2018-12-11 | 郑州希硕物联科技有限公司 | A kind of crops sheller unit of the quick threshing of agricultural production |
| CN113348861A (en) * | 2021-05-30 | 2021-09-07 | 江苏海瑞通机械有限公司 | Multipurpose wheat and soybean harvester |
| CN115152436A (en) * | 2022-08-11 | 2022-10-11 | 甘肃农业大学 | Nested adjustable airflow auxiliary anti-blocking threshing cylinder |
-
2003
- 2003-04-09 CN CN 03216224 patent/CN2613131Y/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103262713A (en) * | 2013-05-31 | 2013-08-28 | 薛博文 | Full-automatic straw harvesting ensiling machine |
| CN103262713B (en) * | 2013-05-31 | 2015-04-22 | 薛博文 | Full-automatic straw harvesting ensiling machine |
| CN106489447A (en) * | 2016-12-12 | 2017-03-15 | 黑龙江省农业机械工程科学研究院 | Concave clearance adjustment mechanism |
| CN106489447B (en) * | 2016-12-12 | 2019-01-22 | 黑龙江省农业机械工程科学研究院 | Concave clearance adjustment mechanism |
| CN108966809A (en) * | 2018-06-26 | 2018-12-11 | 郑州希硕物联科技有限公司 | A kind of crops sheller unit of the quick threshing of agricultural production |
| CN113348861A (en) * | 2021-05-30 | 2021-09-07 | 江苏海瑞通机械有限公司 | Multipurpose wheat and soybean harvester |
| CN115152436A (en) * | 2022-08-11 | 2022-10-11 | 甘肃农业大学 | Nested adjustable airflow auxiliary anti-blocking threshing cylinder |
| CN115152436B (en) * | 2022-08-11 | 2023-09-05 | 甘肃农业大学 | Anti-blocking threshing device |
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Effective date of registration: 20051125 Pledge (preservation): Preservation |
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| C19 | Lapse of patent right due to non-payment of the annual fee | ||
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