CN211267736U - Combine harvester - Google Patents
Combine harvester Download PDFInfo
- Publication number
- CN211267736U CN211267736U CN201922069107.2U CN201922069107U CN211267736U CN 211267736 U CN211267736 U CN 211267736U CN 201922069107 U CN201922069107 U CN 201922069107U CN 211267736 U CN211267736 U CN 211267736U
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- Prior art keywords
- fuel tank
- combine harvester
- discharge member
- frame
- harvester according
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- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
Abstract
The utility model discloses a combine can suitably discharge the fuel of outwards revealing from the venthole portion. The fuel tank has a tubular discharge member (24) disposed above the fuel tank (21). The discharge member (24) is provided with an intermediate portion (25), a first portion (26) having an inlet (26a) and connected to one end of the intermediate portion (25), and a second portion (27) having an outlet (27a) and connected to the other end of the intermediate portion (25). The fuel tank (21) is provided with a vent pipe (28) connected so as to straddle the vent part (23) of the fuel tank (21) and the inlet (26a) of the first part (26). The fuel that rises from the fuel tank (21) through the vent hole (23) is discharged from the outlet (27a) of the second portion (27) through the vent hole pipe (28) and the discharge member (24).
Description
Technical Field
The utility model relates to a structure of a fuel tank of a combine harvester.
Background
A fuel tank of a combine harvester is provided with a vent part which leads external air into or out of the fuel tank along with the up-and-down floating of the fuel liquid level.
For example, in a high-temperature operation, the fuel tank is in a full state, and in this case, when the body swings, the fuel in the fuel tank may rise through the vent hole and leak to the outside from the vent hole.
(Prior art document)
(patent document)
Patent document 1: japanese patent application publication 'Japanese patent application laid-open No. 2018-139543'
SUMMERY OF THE UTILITY MODEL
(problem to be solved by the utility model)
The purpose of the utility model is to properly discharge the fuel leaked from the vent part to the outside in the combine harvester.
(means for solving the problems)
The utility model discloses a combine has: a fuel tank; a vent portion provided at an upper portion of the fuel tank; and a tubular discharge member disposed above the fuel tank, the discharge member including: a middle portion; a first part having an inlet and connected to one end of the intermediate part; and a second portion having an outlet and connected to the other end of the intermediate portion, wherein the combine harvester has a vent pipe connected to extend across the vent hole and the inlet of the first portion, and wherein fuel that has risen from the fuel tank through the vent hole can be discharged from the outlet of the second portion through the vent pipe and the discharge member.
According to the present invention, the fuel that rises from the fuel tank through the vent portion is discharged from the outlet of the second portion of the discharge member through the vent pipe and the discharge member. In this case, the discharge member can be easily set so that the discharged fuel falls at a position where there is no problem.
In the present invention, it is preferable that the inlet of the first portion is disposed above the fuel tank, and the outlet of the second portion is disposed at a position laterally distant from above the fuel tank.
According to the present invention, the vent pipe is in a state close to a state extending substantially directly above from the vent portion, and thus the vent pipe can be smoothly connected to the inlet of the first portion of the discharge member. The fuel discharged from the outlet of the second portion of the discharge member can be caused to fall on a portion other than the fuel tank without falling on the fuel tank.
In the present invention, it is preferable that a horizontal frame is provided above the fuel tank and arranged in a horizontal direction, and the discharge member is supported by the horizontal frame.
According to the present invention, since the discharge member is supported on the horizontal frame of the existing configuration, which can be called a combine harvester, it is advantageous in terms of simplification of the configuration.
In the present invention, it is preferable that the discharge member is supported by the horizontal frame by attaching the intermediate portion to the bottom of the horizontal frame in a state along the extending direction of the horizontal frame.
According to the present invention, since the intermediate portion of the discharge member is attached to the bottom of the horizontal frame in a state along the extending direction of the horizontal frame, the discharge member can be supported by the horizontal frame in a small size.
The present invention preferably has a threshing device for threshing harvested crops, the threshing device and the fuel tank are disposed adjacent to each other, and the horizontal frame is connected to the threshing device.
According to the present invention, since the transverse frame is supported by the threshing device, it is advantageous in terms of simplification of the supporting structure of the transverse frame.
The present invention preferably comprises: a storage part capable of storing and discharging grains; and a support frame supporting the storage unit, the storage unit and the fuel tank being disposed adjacent to each other, and the lateral frame being coupled to the support frame.
According to the present invention, since the lateral frame is supported by the supporting frame for supporting the storage part, it is advantageous in terms of simplification of the supporting structure of the lateral frame.
Preferably, the present invention further comprises a threshing device for threshing the harvested crop, wherein the threshing device and the fuel tank are disposed adjacent to each other, and the discharge member is supported by the threshing device.
According to the present invention, since the discharging member is supported by the threshing device, it is advantageous in terms of simplification of the supporting structure of the discharging member.
In the present invention, it is preferable that the fuel tank includes a storage portion capable of storing and discharging grains, the storage portion and the fuel tank are disposed adjacent to each other, and the discharge member is supported by the storage portion.
According to the present invention, since the discharge member is supported by the storage portion, it is advantageous in terms of simplification of the support structure of the discharge member.
In the present invention, it is preferable that the intermediate portion is formed in an inverted U shape, the first portion has the inlet facing downward, and the second portion has the outlet facing downward.
According to the present invention, since the intermediate portion is formed in the inverted U-shape, the inlet of the first portion can be smoothly formed downward, and the outlet of the second portion can be smoothly formed downward.
Drawings
Fig. 1 is a right side view of the combine harvester.
Fig. 2 is a rear view of the combine.
Fig. 3 is a perspective view of the vicinity of the fuel tank.
Fig. 4 is a plan view of the vicinity of the fuel tank.
Description of the reference numerals
4: threshing device
5: grain box (storage part)
6: unloader (storage part)
9: supporting frame
10: supporting frame
12: transverse frame
12 a: bottom part
21: fuel tank
23: vent hole part
24: discharge member
25: middle part
26: the first part
26 a: inlet port
27: the second part
27 a: an outlet
28: and (4) a vent hole pipe.
Detailed Description
Fig. 1 to 4 show a general type combine harvester. In fig. 1 to 4, F denotes the front, B denotes the rear, U denotes the upper, D denotes the lower, R denotes the right, and L denotes the left.
(Integrated Structure of combine harvester)
As shown in fig. 1 and 2, the body 1 is supported by the left and right track-type traveling devices 2, and the cab 3 is provided at the right portion of the front portion of the body 1. The threshing device 4 is provided at the left part of the rear part of the machine body 1, and the grain box 5 (equivalent to a storage part) and the discharger 6 (equivalent to a storage part) are provided at the right part of the rear part of the machine body 1. A conveyor 7 is connected to the front of the threshing device 4 and extends to the front side, and a harvesting unit 8 is connected to the front of the conveyor 7.
According to the above configuration, the crop in the field is introduced into the harvesting unit 8 and harvested as the machine body 1 travels, the harvested crop is transported by the conveyor 7 and supplied to the threshing device 4, and the threshing process is performed in the threshing device 4. Grains threshed by the threshing device 4 are stored in the grain tank 5, and when the grain tank 5 is filled, grains in the grain tank 5 can be discharged by the discharger 6.
(supporting structure of discharger and grain tank)
As shown in fig. 1 and 2, 2 support frames 9 and 10 are connected to the rear portion of the machine body 1 in the vertical direction, and a reinforcing frame 11 is connected across the support frames 9 and 10. The transverse frame 12 disposed along the left-right direction is connected so as to straddle the threshing device 4 and the support frame 9.
The discharger 6 has: an angular support box 13 connected to the lower part of the rear part of the grain box 5; a vertical conveying part 14 connected to the upper part of the supporting box 13; a horizontal conveying unit 29 connected to an upper portion of the vertical conveying unit 14; the spiral conveyance body 15 is disposed so as to extend from the inside of the support box 13 to the inside of the vertical conveyance unit 14 and the horizontal conveyance unit 29. By rotating the carrier 15, grains in the grain box 5 are carried from the inside of the support box 13 through the insides of the vertical carrier 14 and the horizontal carrier 29 and discharged.
The support box 13 is supported by a support portion 16 at the rear of the machine body 1 so as to be rotatable about an axial center P1 along the vertical direction. The vertical conveying portion 14 is supported by the ring members 17 and 18 connected to the upper and lower portions of the support frames 9 and 10 so as to be rotatable about the axial center P1. The vertical conveying unit 14 is supported by a ring member 19 connected to an upper portion of a rear portion of the grain tank 5 so as to be rotatable about an axial center P1.
The electric motor 20 is mounted on the ring member 17. In the state shown in fig. 1 and 2, the vertical conveying section 14 is rotationally driven about the axial center P1 with respect to the support box 13 and the loop members 17, 18, and 19 by the electric motor 20, and the grain discharge position of the discharger 6 is changed.
In the stopped state of the electric motor 20, the grain tank 5 and the discharger 6 are swung around the axial center P1, and the grain tank 5 is moved to the right side away from the machine body 1.
As mentioned above, the grain bin 5 and the tripper 6 are supported on support frames 9, 10. The transverse frame 12 is connected to the threshing device 4, and the transverse frame 12 is connected to the support frames 9, 10.
(Structure of Fuel tank)
As shown in fig. 1, 2, and 3, the fuel tank 21 is supported at the rear of the machine body 1 and is disposed between the thresher 4 and the grain tank 5 when viewed from the rear. A fuel fill inlet 22 and a vent hole 23 are provided in the upper portion of the fuel tank 21.
Thus, the threshing device 4 and the fuel tank 21 are disposed adjacent to each other, and the grain tank 5 and the discharger 6 are disposed adjacent to the fuel tank 21. The lateral frame 12 is disposed above the fuel tank 21 in the horizontal direction, i.e., the left-right direction.
(Structure of discharge part)
As shown in fig. 2, 3, and 4, the tubular discharge member 24 is disposed above the fuel tank 21.
The discharge member 24 includes: a middle portion 25 formed in an inverted U-shape; a first portion 26 having a downward inlet 26a and connected to one end of the intermediate portion 25; and a second portion 27 having a downwardly facing outlet 27a and connected to the other end of the intermediate portion 25.
The discharge member 24 is attached to the bottom portion 12a of the lateral frame 12 in a state in which the intermediate portion 25 is along the extending direction of the lateral frame 12, and thereby the discharge member 24 is supported by the lateral frame 12.
The drain member 24 has an inlet 26a of the first portion 26 disposed above the fuel tank 21, and a vent pipe 28 connected to extend across the vent portion 23 and the inlet 26a of the first portion 26. The outlet 27a of the second portion 27 of the drain member 24 is disposed at a position laterally spaced rightward from above the fuel tank 21 in a plan view (see fig. 4) and a rear view (see fig. 2).
According to the above configuration, the fuel that rises from the fuel tank 21 through the vent hole portion 23 is discharged from the outlet 27a of the second portion 27 of the discharge member 24 through the vent hole pipe 28 and the discharge member 24.
(first other embodiment of the utility model)
The inlet 26a of the first portion 26 may be disposed at a position distant from a position directly below one end of the intermediate portion 25 in either the front-rear direction or the left-right direction with respect to the discharge member 24.
Similarly, the outlet 27a of the second portion 27 of the discharge member 24 may be disposed at a position distant from the position directly below the other end portion of the intermediate portion 25 in either the front-rear direction or the left-right direction.
In the discharge member 24, the inlet 26a of the first portion 26 may not be disposed downward but may be disposed in the horizontal direction, and the outlet 27a of the second portion 27 may not be disposed downward but may be disposed in the horizontal direction.
(second other embodiment of the utility model)
The discharge member 24 may be formed in an inverted U-shape in a plan view, instead of being formed in an inverted U-shape in a rear view (side view). The intermediate portion 25 may be formed linearly, and may be formed in an L shape, an inverted V shape, a crank shape, or the like in a rear view (side view) or a plan view.
The discharge member 24 may be formed of different members for the intermediate portion 25, the first portion 26, and the second portion 27.
(third other embodiment of the utility model)
The outlet 27a of the second portion 27 of the drain member 24 may be disposed at a position laterally spaced leftward from above the fuel tank 21 in plan view and rear view, or may be disposed at a position laterally spaced forward or rearward from above the fuel tank 21.
The inlet 26a of the first portion 26 may be disposed directly above the vent portion 23 in the discharge member 24.
(fourth other embodiment of the utility model)
The discharge member 24 may be attached to the lateral surface or the upper surface of the lateral frame 12 along the extending direction of the lateral frame 12 without attaching the intermediate portion 25 to the bottom portion 12a of the lateral frame 12, or the intermediate portion 25 may be attached to penetrate the inside of the lateral frame 12.
The lateral frame 12 may be disposed above the fuel tank 21 in the horizontal direction, i.e., the front-rear direction.
(fifth other embodiment of the utility model)
The fuel tank 21 may be disposed on the rear side of the threshing device 4 so that the threshing device 4 and the fuel tank 21 are disposed adjacent to each other.
The fuel tank 21 may be disposed on the rear side of the grain tank 5 and the discharger 6 so that the grain tank 5 and the discharger 6 are disposed adjacent to the fuel tank 21.
(sixth other embodiment of the utility model)
The fuel tank 21 may be disposed so that a part thereof overlaps the threshing device 4 or the grain tank 5 in a plan view, and the other part of the fuel tank 21 is exposed laterally or rearward from the threshing device 4 or the grain tank 5 in a plan view.
In this configuration, the threshing device 4 and the other part of the fuel tank 21 are disposed adjacent to each other, and the grain tank 5 and the discharger 6 are disposed adjacent to the other part of the fuel tank 21.
(seventh other embodiment of the utility model)
The plurality of fuel tanks 21 may be connected to each other by pipes, and the fuel in the fuel tank 21 may flow into another fuel tank 21 through the pipes, so that one fuel tank 21 is constituted by the plurality of fuel tanks 21.
The fuel tank 21 may be disposed such that a part of the fuel tank 21 overlaps the threshing device 4 or the grain tank 5 in a plan view, and the other fuel tank 21 is exposed laterally or rearward from the threshing device 4 or the grain tank 5 in a plan view.
In this configuration, the threshing device 4 and the other fuel tank 21 are disposed adjacent to each other, and the grain tank 5 and the discharger 6 are disposed adjacent to the other fuel tank 21.
(eighth other embodiment of the present invention)
Alternatively, the transverse frame 12 may be attached directly to the grain bin 5 and the tripper 6, with the transverse frame 12 being supported by the grain bin 5 and the tripper 6.
Instead of the grain box 5 and the discharger 6, a grain bagging device (not shown) capable of storing grains and discharging the grains to a grain bag may be provided as the storage unit.
(ninth other embodiment of the utility model)
The threshing device 4 for threshing the harvested crop and the fuel tank 21 are disposed adjacent to each other, and in this state, the discharge member 24 may be supported by the threshing device 4 without being supported by the horizontal frame 12.
(tenth other embodiment of the utility model)
The storage part capable of storing and discharging grains and the fuel tank 21 are disposed adjacent to each other, and in this state, the discharge member 24 may be supported by the storage part.
In this case, the vent pipe 28 is formed as a sufficiently long member as long as the grain tank 5 and the support tank 13 as the storage portions can be smoothly moved to the right side away from the machine body 1 around the axial center P1.
(eleventh other embodiment of the present invention)
The threshing device 4 that threshes the harvested crop, the storage unit that can store and discharge grains, and the fuel tank 21 are disposed adjacent to each other, and in this state, the discharge member 24 may be supported by the threshing device 4 and also by the storage unit.
According to this structure, the discharge member 24 is mounted so as to straddle the threshing device 4 and the storage unit.
(twelfth other embodiment of the utility model)
The threshing device 4 may be provided at the right part of the machine body 1, and the grain box 5 and the discharger 6 or the bagging device may be provided at the left part of the machine body 1.
(availability in industry)
The utility model discloses not only can be applicable to ordinary type combine, can be applicable to half-feed type combine moreover.
Claims (13)
1. A combine harvester is characterized in that,
comprising: a fuel tank;
a vent portion provided at an upper portion of the fuel tank; and
a tubular discharge member disposed above the fuel tank,
the discharge member is provided with: a middle portion; a first part having an inlet and connected to one end of the intermediate part; and a second portion having an outlet and connected to the other end of the intermediate portion,
the combine harvester is provided with an air vent pipe which is connected in a mode of spanning the air vent part and the inlet of the first part,
the fuel that rises from the fuel tank through the vent hole portion can be discharged from the outlet of the second portion through the vent hole pipe and the discharge member.
2. A combine harvester according to claim 1,
the inlet of the first portion is disposed above the fuel tank,
the outlet of the second portion is disposed at a position laterally distant from above the fuel tank.
3. A combine harvester according to claim 1,
a horizontal frame disposed above the fuel tank along the horizontal direction,
the discharge member is supported by the lateral frame.
4. A combine harvester according to claim 2,
a horizontal frame disposed above the fuel tank along the horizontal direction,
the discharge member is supported by the lateral frame.
5. A combine harvester according to claim 3,
the discharge member is supported by the cross frame by attaching the intermediate portion to the bottom of the cross frame in a state along the extending direction of the cross frame.
6. A combine harvester according to claim 4,
the discharge member is supported by the cross frame by attaching the intermediate portion to the bottom of the cross frame in a state along the extending direction of the cross frame.
7. A combine harvester according to any one of claims 3 to 6,
has a threshing device for threshing the harvested crops,
the threshing device and the fuel tank are arranged in an adjacent manner,
the transverse frame is connected to the threshing device.
8. A combine harvester according to any one of claims 3 to 6,
comprising: a storage part capable of storing and discharging grains; and a support frame supporting the storage part,
the storage portion and the fuel tank are disposed in an adjacent manner,
the lateral frame is coupled to the support frame.
9. A combine harvester according to claim 7,
comprising: a storage part capable of storing and discharging grains; and a support frame supporting the storage part,
the storage portion and the fuel tank are disposed in an adjacent manner,
the lateral frame is coupled to the support frame.
10. A combine harvester according to claim 1 or 2,
has a threshing device for threshing the harvested crops,
the threshing device and the fuel tank are arranged in an adjacent manner,
the discharge member is supported by the threshing device.
11. A combine harvester according to claim 1 or 2,
has a storage part capable of storing and discharging grains,
the storage portion and the fuel tank are disposed in an adjacent manner,
the discharge member is supported by the storage portion.
12. A combine harvester according to claim 10,
has a storage part capable of storing and discharging grains,
the storage portion and the fuel tank are disposed in an adjacent manner,
the discharge member is supported by the storage portion.
13. A combine harvester according to claim 1,
the middle part is formed into an inverted U-shaped,
said first portion having said inlet facing downwardly,
the second portion has the outlet facing downward.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922069107.2U CN211267736U (en) | 2019-11-25 | 2019-11-25 | Combine harvester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922069107.2U CN211267736U (en) | 2019-11-25 | 2019-11-25 | Combine harvester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211267736U true CN211267736U (en) | 2020-08-18 |
Family
ID=72010030
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922069107.2U Active CN211267736U (en) | 2019-11-25 | 2019-11-25 | Combine harvester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211267736U (en) |
-
2019
- 2019-11-25 CN CN201922069107.2U patent/CN211267736U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |