CN211090684U - Harvester - Google Patents
Harvester Download PDFInfo
- Publication number
- CN211090684U CN211090684U CN201921788573.XU CN201921788573U CN211090684U CN 211090684 U CN211090684 U CN 211090684U CN 201921788573 U CN201921788573 U CN 201921788573U CN 211090684 U CN211090684 U CN 211090684U
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- Prior art keywords
- divider
- right direction
- harvesting
- crop
- plan
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- Harvester Elements (AREA)
Abstract
The utility model discloses a harvester can enlarge under the condition that does not increase the left and right sides width of reaping the frame and reap the width. The harvesting part for harvesting the farmland crops comprises: a harvesting frame (13) having left and right horizontal frames (15) and a bottom portion crossing the lower portions of the left and right horizontal frames (15); a cutting device (9) for cutting the root of the field crop; a transverse transfer screw for conveying the crop cut by the cutting device (9) in the left-right direction; and a divider (11) which is disposed so as to extend forward by connecting the front portions (15a) of the left and right lateral frames (15), and which is formed in a shape that becomes thinner toward the front side. In a plan view, a front end portion (11a) of a crop divider (11) of the harvesting portion is offset to a side that is farther to the outside in the left-right direction than a center portion in the left-right direction of the harvesting portion with respect to a virtual line A2 that passes through the center portion in the left-right direction of the rear portion of the crop divider (11) in the front-rear direction.
Description
Technical Field
The utility model relates to a structure of the reaping part of a reaping machine for reaping farmland crops.
Background
As shown in patent document 1, a combine harvester as an example of a harvester includes a harvesting unit provided with: a harvesting frame having left and right transverse frames and a bottom; a cutting device; a lateral transfer screw; and a crop divider.
The divider is connected to the front portions of the left and right lateral frames and extends forward, and is formed to be thinner toward the front.
In a harvester, it is desirable to expand a harvesting width in the left-right direction in which a harvesting part can harvest field crops as much as possible. In this case, it is not preferable to increase the harvesting width by increasing the left-right width of the harvesting frame, because the weight of the harvesting unit increases.
(Prior art document)
(patent document)
Patent document 1: japanese invention patent application publication No. Tokai 2014-128280 "
SUMMERY OF THE UTILITY MODEL
(problem to be solved by the utility model)
The utility model aims to provide a harvester, can enlarge under the condition of not enlarging the left and right width of reaping the frame and reap the width.
(means for solving the problems)
The utility model discloses a harvester does, and the portion of reaping that reaps the farmland crop sets up the front portion at the organism, the portion of reaping has: a harvesting frame having left and right cross frames and a bottom portion crossing lower portions of the left and right cross frames; a cutting device supported by the harvesting frame so as to be positioned between the left and right transverse frames in plan view, for cutting the root of the agricultural crop; a horizontal transfer screw which is supported by the harvesting frame so as to be positioned between the left and right horizontal frames in a plan view, and which conveys the crop cut by the cutting device in a left-right direction; and a crop divider connected to front portions of the left and right lateral frames and extending forward, the crop divider being formed to be tapered toward a front side, wherein a front end portion of the crop divider is offset to a side farther outward in the left-right direction than a center portion in the left-right direction of the harvesting portion with respect to a virtual line passing through the center portion in the left-right direction of a rear portion of the crop divider in the front-rear direction in a plan view.
According to the utility model discloses, the ascending interval in the left-right direction between the front end of right divider and the front end of left divider is for reaping the width, therefore, in reaping, when looking down, the front end of divider is for along the virtual line of the central part in the left-right direction at the rear portion of fore-and-aft direction through divider, compare the one side skew of keeping away from to the ascending outside in the left-right direction with the central part in the left-right direction of reaping. With this structure, the interval in the left-right direction between the front end of the right crop divider and the front end of the left crop divider is enlarged, and the harvesting width can be enlarged.
In this case, since the harvesting section does not need to be enlarged in the lateral width of the harvesting frame, the weight of the harvesting section is not increased.
Preferably, the front end of the divider does not protrude to the outside of the lateral frame in the lateral direction than the outer end of the lateral frame in the plan view.
According to the utility model, the front end of the nearside divider can not be excessively deviated to the outer side in the left-right direction, thereby not leading to the maximization of the harvesting part.
The utility model discloses in, as preferred, when looking down, the divider constitutes with linking the installation face of horizontal frame's front portion has interior limit and outside as the base, just interior limit ratio the scalene triangle of outside length, interior limit spanes being close to of base the tip of one side of the ascending central part in the left and right sides direction of harvesting portion with the preceding tip of divider, the outside spanes keeping away from of base the tip of one side of the ascending central part in the left and right sides direction of harvesting portion with the preceding tip of divider.
According to the present invention, the divider is formed into a scalene triangle in plan view, so that the divider whose tip portion is deviated to the outside can be easily obtained, and therefore, the divider is advantageous in terms of simplification of the structure.
In the present invention, preferably, the mounting surface is a plane along the left-right direction in a plan view.
According to the present invention, when the divider is formed into a scalene triangle in plan view as described above, the mounting surface of the divider can be easily and firmly connected to the front portion of the lateral frame by designing the mounting surface of the divider to be a flat surface.
The present invention is preferably configured such that a driving portion on which a worker rides is provided so as to be deviated to one side in the left-right direction with respect to a center portion in the left-right direction of the machine body in a plan view, and a front end portion of a divider near the driving portion in the left-right direction of the divider is deviated to one side, which is farther away to the outside in the left-right direction than the center portion in the left-right direction of the harvesting portion, with respect to a virtual line passing through the center portion in the left-right direction of the rear portion of the divider in the front-rear direction in the plan view.
In a harvester in which a driving portion on which a worker rides is provided so as to be offset to one side in the left-right direction with respect to a center portion in the left-right direction of a machine body in a plan view, the worker of the driving portion may manipulate the machine body while observing a tip end portion of a divider near the driving portion so that the divider near the driving portion of the left-right dividers passes through a boundary portion between an area where crops remain in a field and an area where crops have been harvested.
According to the present invention, as described above, the divider near the driving portion of the left and right dividers is a divider whose tip portion is deviated outward, and therefore, the divider near the driving portion of the left and right dividers can be easily observed by the operator of the driving portion, and the machine body can be easily manipulated.
In the present invention, it is preferable that a guide body for guiding the crop of the field to the cutting device is connected to a portion of the crop divider located on one side of a central portion of the harvesting unit in the left-right direction, and extends rearward.
According to the utility model discloses, the crop that is guided to the outside skew divider by the preceding tip passes through the guide to the cutting device guide to can cut off the root of farmland crop through cutting device steadily.
Drawings
Fig. 1 is a right side view of the combine harvester.
Fig. 2 is a top view of the combine.
Fig. 3 is a right side view of the right crop divider.
Fig. 4 is a top view of the right crop divider.
Description of the reference numerals
1: a body.
3: a driving part.
7: a harvesting part.
9: and a cutting device.
10: a lateral transfer screw.
13: and (4) harvesting the frame.
11: a divider.
11 a: the front end of the divider.
12: a divider.
14: a bottom portion.
15: a transverse frame.
15 a: the front part of the transverse frame.
15 b: the outer end of the transverse frame.
16: a transverse frame.
17: and (3) a mounting surface.
21: a guide body.
23: an inner edge.
24: and (3) outside.
A1: a central portion in the left-right direction.
A2: a virtual line.
A3: a central portion in the left-right direction.
Detailed Description
Fig. 1 to 4 show a general-type combine harvester as an example of the harvester, and in fig. 1 to 4, F denotes a front side, B denotes a rear side, U denotes an upper side, D denotes a lower side, R denotes a right side, and L denotes a left side.
(Integrated Structure of combine harvester)
As shown in fig. 1 and 2, the machine body 1 is supported by the left and right crawler travel devices 2. The driver section 3 on which the worker rides is provided on the machine body 1 so as to be offset to the right, which is one side in the left-right direction, with respect to the center section a1 in the left-right direction of the machine body 1 in a plan view. The threshing device 4 is arranged at the left part of the rear part of the machine body 1, and the grain box 5 is arranged at the right part of the rear part of the machine body 1.
The conveyor 6 is connected to the front of the threshing device 4 and extends forward, the harvesting unit 7 is connected to the front of the conveyor 6, and the harvesting unit 7 for harvesting farm crops is provided at the front of the machine body 1.
According to the above configuration, as the machine body 1 moves forward, the crop in the field is introduced into the harvesting unit 7 and harvested, the harvested crop is transported by the conveyor 6 and supplied to the threshing device 4, and the grains threshed by the threshing device 4 are stored in the grain tank 5.
(Structure of reaping part)
As shown in fig. 1 and 2, the harvesting unit 7 includes a harvesting frame 13, a reel 8, a cutter 9, a horizontal feed screw 10, and a right divider 11 and a left divider 12.
The harvesting frame 13 has a right cross frame 15, a left cross frame 16, and a bottom 14 spanning lower portions of the left and right cross frames 15, 16.
The cutting device 9 is supported on the harvesting frame 13 so as to be positioned between the left and right cross frames 15, 16 in a plan view.
The horizontal transfer screw 10 is supported by the harvesting frame 13 so as to be positioned between the left and right horizontal frames 15, 16 in a plan view. A reel 8 driven to rotate clockwise in fig. 1 about a left-right axis is supported above the harvesting unit 7.
The right divider 11 is connected to a front portion 15a (see fig. 3) of the right lateral frame 15 and extends forward, and is formed to be thinner toward the front. The left divider 12 is connected to the front portion of the left lateral frame 16 and extends forward, and is formed to be thinner toward the front.
According to the above configuration, the crop in the agricultural field is introduced into the harvesting unit 7 from the range of the harvesting width between the left and right crop dividers 11, 12, and the crop introduced into the harvesting unit 7 is raked toward the cutting device 9 by the reel 8.
The root of the crop raked by the reel 8 is cut by the cutting device 9, and the crop cut by the cutting device 9 is carried toward the entrance of the front portion of the conveyor 6 in the left-right direction by the lateral transfer auger 10. The crop is conveyed to the threshing device 4 by the conveyor 6, and the grains threshed by the threshing device 4 are stored in the grain tank 5.
(Structure of right divider)
As shown in fig. 3 and 4, the right divider 11 includes a rear mounting surface 17, a lateral surface 18 connected to the mounting surface 17, an upper surface 19 connected to the mounting surface 17 and the lateral surface 18, a lower surface 20 connected to the mounting surface 17 and the lateral surface 18, and guide bodies 21 and 22 connected to the lateral surface 18.
The front portion 15a of the right cross frame 15 is formed as a plane along the up-down direction and the left-right direction. The mounting surface 17 of the right crop divider 11 is a plane along the left-right direction in a plan view, and the mounting surface 17 of the right crop divider 11 is connected to the front portion 15a of the right lateral frame 15.
(State of each part of the Right divider)
As shown in fig. 3 and 4, in the harvesting section 7, the front end portion 11a of the right divider 11 closer to the steering section 3 of the left and right dividers 11, 12 is offset to the side farther to the right, which is the outer side in the left-right direction, than the center portion A3 (see fig. 2) in the left-right direction of the harvesting section 7 with respect to a virtual line a2 passing through the center portion in the left-right direction of the rear portion of the right divider 11 in the front-rear direction, in a top view.
In a plan view, the front end portion 11a of the right crop divider 11 is offset to a side closer to the left side, which is the inside in the left-right direction, than a center portion A3 (see fig. 2) of the harvesting unit 7 in the left-right direction with respect to an imaginary line a4 passing through the outer end portion 15b of the right cross frame 15 in the front-rear direction. Thus, the front end portion 11a of the right crop divider 11 does not protrude further outward in the left-right direction than the outer end portion 15b of the right cross frame 15 in a plan view.
The right divider 11 has, as a bottom side, a mounting surface 17 connected to the front portion 15a of the right cross frame 15 in a plan view, and has an inner edge 23 and an outer edge 24, wherein the inner edge 23 spans a left end portion of the bottom side, which is a side closer to a center portion A3 in the left-right direction of the harvesting portion 7, and a front end portion 11a of the right divider 11, and the outer edge 24 spans a right end portion of the bottom side, which is a side farther from a center portion A3 in the left-right direction of the harvesting portion 7, and the front end portion 11a of the right divider 11, and the right divider 11 forms an equilateral triangle in which a length L1 of the inner edge 23 is longer than a length L2 of the outer edge 24 in a plan view.
The guide body 21 for guiding the crop of the agricultural field to the cutting device 9 is connected to a portion (an inner portion of the lateral surface 18) of the right crop divider 11 located on the side of the center a3 in the left-right direction of the reaping portion 7, and extends rearward. The guide body 22 for guiding the field crop is connected to a portion (an outer portion of the lateral surface 18) of the right crop divider 11 located on the opposite side of the center a3 in the left-right direction of the reaping portion 7, and extends rearward.
(first other embodiment of the utility model)
The left divider 12 may be formed in a left-right symmetrical shape to the right divider 11.
According to this configuration, the front end portion of the left crop divider 12 is offset to the left side, which is the outer side in the left-right direction, from a virtual line passing through the center portion in the left-right direction of the rear portion of the left crop divider 12 in the front-rear direction, in a left-right direction, with respect to the center portion a3 in the left-right direction of the harvesting portion, in a plan view.
According to this configuration, the driving portion 3 on which the operator rides is offset to the right side, which is one side in the left-right direction, with respect to the center portion a1 in the left-right direction of the machine body 1 in a plan view, and in this state, the front end portion 11a of the right crop divider 11 is offset to the right side, which is the outside, and the front end portion of the left crop divider 12 is offset to the left side, which is the outside.
In a plan view, the driving portion 3 on which the operator rides may be offset to the left as one side in the left-right direction with respect to the center a1 in the left-right direction of the machine body 1, and in this state, the front end portion 11a of the right crop divider 11 is offset to the right as the outside and the front end portion of the left crop divider 12 is offset to the left as the outside.
(second other embodiment of the utility model)
In a plan view, the driving portion 3 on which the operator rides may be configured to be offset to the right, which is one side in the left-right direction, with respect to the center a1 in the left-right direction of the machine body 1, and in this state, the front end portion of the left crop divider 12 is offset to the left, which is the outside, and the front end portion 11a of the right crop divider 11 is not offset to the outside.
In a plan view, the driving portion 3 on which the operator rides may be offset to the left, which is one side in the left-right direction, with respect to the center a1 in the left-right direction of the machine body 1, and in this state, the front end portion 11a of the right crop divider 11 is offset to the right, which is the outside, and the front end portion of the left crop divider 12 is not offset to the outside.
In a plan view, the driving portion 3 on which the operator rides may be configured to be offset to the left, which is one side in the left-right direction, with respect to the center a1 in the left-right direction of the machine body 1, and in this state, the front end portion of the left crop divider 12 is offset to the left, which is the outside, and the front end portion 11a of the right crop divider 11 is not offset to the outside. (third other embodiment of the utility model)
In a plan view, the right divider 11 may be configured such that the inner edge 23 and the outer edge 24 do not form a linear scalene triangle, and the inner edge 23 and the outer edge 24 are offset in a curved shape to the right.
The left divider 12 may be similarly configured such that the inner and outer edges are curved to the left in a plan view.
(availability in industry)
The utility model discloses can be applicable to ordinary type combine for rice to and the harvester of cutting other crops except rice.
Claims (8)
1. A harvester is characterized in that a harvester is provided,
the reaping part for reaping the farmland crops is arranged at the front part of the machine body,
the harvesting part is provided with:
a harvesting frame having left and right cross frames and a bottom portion crossing lower portions of the left and right cross frames;
a cutting device supported by the harvesting frame so as to be positioned between the left and right transverse frames in plan view, for cutting the root of the agricultural crop;
a horizontal transfer screw which is supported by the harvesting frame so as to be positioned between the left and right horizontal frames in a plan view, and which conveys the crop cut by the cutting device in a left-right direction; and
a divider connected to the front parts of the left and right horizontal frames and extending forward, the divider being formed to be thinner toward the front side,
in the harvesting portion, a front end portion of the crop divider is offset to a side that is further away from a center portion in the left-right direction of the harvesting portion than a virtual line passing through the center portion in the left-right direction of the rear portion of the crop divider in the front-rear direction in a plan view.
2. A harvester according to claim 1,
the front end of the crop divider does not project to the outside in the left-right direction from the outer end of the lateral frame in a plan view.
3. A harvester according to claim 1,
in a plan view, the divider has an inner edge and an outer edge with a mounting surface connected to a front portion of the transverse frame as a base, the inner edge is longer than a scalene triangle of the outer edge, the inner edge extends across an end portion of the base close to one side of a center portion of the harvesting portion in the left-right direction and a front end portion of the divider, and the outer edge extends across an end portion of the base far from one side of the center portion of the harvesting portion in the left-right direction and a front end portion of the divider.
4. A harvester according to claim 2,
in a plan view, the divider has an inner edge and an outer edge with a mounting surface connected to a front portion of the transverse frame as a base, the inner edge is longer than a scalene triangle of the outer edge, the inner edge extends across an end portion of the base close to one side of a center portion of the harvesting portion in the left-right direction and a front end portion of the divider, and the outer edge extends across an end portion of the base far from one side of the center portion of the harvesting portion in the left-right direction and a front end portion of the divider.
5. A harvester according to claim 3,
the mounting surface is a plane along the left-right direction in a plan view.
6. A harvester according to claim 4,
the mounting surface is a plane along the left-right direction in a plan view.
7. A harvester according to any one of claims 1 to 6,
a driving part for the operator to ride on is arranged in a manner of deviating to one side in the left-right direction relative to the center part in the left-right direction of the machine body in a top view,
in a plan view, a front end portion of a crop divider closer to the driving portion of the left and right crop dividers is offset to a side farther to the outside in the left-right direction than a center portion in the left-right direction of the harvesting portion with respect to a virtual line passing through the center portion in the left-right direction of the rear portion of the crop divider in the front-rear direction.
8. A harvester according to any one of claims 1 to 6,
a guide body for guiding the crop of the farmland to the cutting device is connected to a portion of the crop divider located on one side of a central portion of the harvesting unit in the left-right direction and extends rearward.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921788573.XU CN211090684U (en) | 2019-10-23 | 2019-10-23 | Harvester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921788573.XU CN211090684U (en) | 2019-10-23 | 2019-10-23 | Harvester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211090684U true CN211090684U (en) | 2020-07-28 |
Family
ID=71711565
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921788573.XU Active CN211090684U (en) | 2019-10-23 | 2019-10-23 | Harvester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211090684U (en) |
-
2019
- 2019-10-23 CN CN201921788573.XU patent/CN211090684U/en active Active
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