JP2009124984A - Combine harvester cabin - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a combine harvester cabin which is equipped with a window, having a comparatively large open area. <P>SOLUTION: The combine harvester cabin is constituted, such that, a door 16 for allowing an operator to get on or off, openable outward is installed in the right or the left one side face, by using the rear side of a machine body as a support, and an upper window 18 and a lower window 19 are installed in the door 16. The lower window 19 is fixed to the machine body, and the upper window 18 is installed by using the front end part of the machine body as a support so as to be opened outward. A damper 43 for opening and closing the upper window 18, stopping the opening of the upper window 18, immediately before contacting a back mirror 21 is installed. The operator can drive the carriage, while visually confirming the rear and the close neighboring aspects of the carriage machine body, by laying the body out from the upper window 18, because the upper window 18 can be opened by a large amount to the front side of the machine body; and the risk of breakage of the upper window 18 and the back mirror 21 is eliminated, even if the upper window 18 is opened by a large amount, to the front side of the machine body, because the risk of the contact of the back mirror 21 with the upper window 18 is eliminated. <P>COPYRIGHT: (C)2009,JPO&INPIT

Description

  The present invention relates to a combine cabin.

  Conventionally, a combine is equipped with a cabin on which the operator sits on the fuselage, and has been devised to improve work efficiency by arranging air conditioning equipment etc. and shutting it off from the outside to keep the room comfortable. Yes.

The cabin is provided with an openable window. For example, in the invention disclosed in Patent Document 1 below, the windows provided on both side walls of the cabin body are divided into upper and lower windows, and the upper window is divided into two front and rear windows.
JP-A-10-108528

Since the grain tank is provided behind the combine cabin, it is necessary for the operator in the cabin to get out of the door to check the rear. However, the combine cabin described in Patent Document 1 has a structure in which the upper part of the door is provided with a window divided into two front and rear, and the rear window can be opened and closed with the front side as a fulcrum. Therefore, only about 1/2 of the area above the door can be used to open the window. Therefore, it is difficult for the operator to get out of the cabin and observe the rear or front of the vehicle.
It is an object of the present invention to provide a combine cabin with a window having a relatively large open area.

The above-described problems of the present invention are solved by the following solution means.
According to a first aspect of the present invention, a door (16) for getting on and off a driver is provided on one of the left and right sides of a cabin (8) covering a driver's seat (25). (16) is provided with an upper window (18) and a lower window (19) formed of a transparent member in the vertical direction. The lower window (19) is fixed to the aircraft, and the upper window (18) is a fulcrum at the front end of the aircraft. The rear mirror (21) is provided on the front side of the machine from the door (16), and the upper window (18) is opened to the rear mirror (21). The combine cabin is provided with an upper window opening / closing damper (15) that stops in front of contact.

  The invention according to claim 2 is characterized in that the lower window (19) is formed of a transparent window, is formed to narrow downward from the upper end portion to the middle portion, and is formed to extend downward from the middle portion to the lower end portion. The combine cabin according to 1.

  According to the first aspect of the present invention, since the upper window 18 can be opened largely outward, it is possible to make it easier for the operator to get out of the upper window 18 and visually check the side and rear of the combine. Further, even if the upper window 18 is opened to the outside of the machine body, there is no possibility that the upper window 18 will hit the rearview mirror 21, so there is no possibility that the upper window 18 and the rearview mirror 21 will be damaged.

  According to the second aspect of the invention, in addition to the effect of the first aspect of the invention, the foot side becomes wider when the operator gets on and off, so it is easy to get on and off. Further, it is possible to make it easy to visually check the state of the feet side from the driver seat 25.

Embodiments of the present invention will be described below with reference to the drawings.
In this specification, the left and right directions in the forward direction of the combine are referred to as left and right, respectively, the forward direction is referred to as the front, and the reverse direction is referred to as the rear.
FIG. 1 shows a side view of the moving vehicle, and FIG. 2 shows a front view of the moving vehicle. The moving vehicle of the present embodiment is a combine, and has a pair of left and right crawlers 4 formed of a flexible material such as rubber as an endless belt at the lower part of the traveling frame 2. The crawler 4 is provided with a traveling device 3 configured to be able to travel freely by slightly sinking, a cutting device 6 is mounted on the front portion of the traveling frame 2, and an engine and a threshing device (not shown) are provided on the upper portion of the traveling frame 2. 7. A cabin 8 with a driver's seat 25 and a Glen tank 10 are mounted behind it.

  The reaping device 6 is configured such that the entire reaping device 6 is moved up and down by an expansion and contraction action of a reaping lifting cylinder (not shown), and the cereal vegetation vegetated on the field can be harvested at a predetermined height. The weeding tool 11 is disposed at the lower front end of the reaping device 6, the cereal raising device 5 is inclined behind the reaping device 11, and the cutting blade 12 is disposed at the rear bottom thereof. Between the cutting blade 12 and the starting end of a feed chain (not shown) of the threshing device 7, a transfer device such as a front transfer device, a handling depth adjusting device, and a supply transfer device (not shown) is successively transferred and transferred to the cereal. It is arranged so that the depth of handling can be adjusted.

  The operation of the combine harvester 6 is performed as follows. First, the engine is started and the HST lever 26 for shifting shown in FIG. 4 and the operating lever 29 for steering are operated so that the combine moves forward, and the mowing / threshing clutch (not shown) is engaged and operated. When the traveling frame 2 travels forward while transmitting the rotating parts of the machine body, cutting and threshing operations are started. The grain culm planted in the field is subjected to a weeding action by the weeding tool 7 at the lower front end of the reaping device 6, and is then brought upright if it is in the lying state by the raising action of the culm raising device 5 Then, the cereal stock reaches the cutting blade 12 and is cut and taken over by a feeding and conveying device or the like and sequentially conveyed upward in the rear part.

  Next, the cereal is inherited from the supply conveyance device to the start end of the feed chain and supplied to the threshing device 7. In the threshing device 7, the harvested cereal meal is threshed and selected with a handling drum (not shown) or the like to obtain a grain. The grain that has been selected as waste or the like by the threshing device 7 is conveyed to the Glen tank 10 and temporarily stored in the Glen tank 10. The stored grains in the grain tank 10 are discharged out of the combine from a discharge auger composed of a vertical auger 13 and a horizontal auger 14 by a Glen tank spiral (not shown).

  In the case of combine work, it is necessary to monitor the state of harvesting and transporting cereals by the front reaping device 6, and since there are many work in a standing position, the ceiling portion in the cabin 8 is safe for the operator. It is devised to be high enough to stand and work in an easy posture.

  A door 16 through which a driver enters and exits is provided on one of the left and right sides of the cabin 8 that covers the driver's seat 25 of this embodiment. A hinge 17 that can open and close the door 16 outward is provided on the rear side of the body of the door 16, and the door 16 is provided with an upper window 18 and a lower window 19 made of transparent windows in the vertical direction. The lower window 19 is fixed to the door 16 so that it cannot be opened and closed, and the upper window 18 is provided with a hinge 20 on the front end side of the machine body so that it can be opened and closed outward by a rear opening method. A handle 16 a for opening and closing the entire door 16 is attached to the front portion of the lower window 19. Further, since the hinge (rotation fulcrum) 20 of the upper window 18 is arranged on the front side of the fuselage with respect to the door handle 16a, a driver who gets off the vehicle tries to open and close the door 16 by grasping the handle 16a. Even if the upper window 18 is opened outward, the upper window 18 is unlikely to hit the operator, and the door 16 can be easily opened.

  A rearview mirror 21 is attached to the front side of the side wall of the cabin 8. As described above, the hinge 20 is provided on the front end side of the machine body of the upper window 18 so that the upper window 18 has a rear opening structure, and the maximum opening position is regulated by the telescopic damper 15 as shown in FIG. When the upper window 18 reaches the maximum opening position, the upper window 18 is positioned outside the rearview mirror 21, and there is no possibility that the upper window 18 hits the rearview mirror 21.

  In addition, since the upper window 18 can be greatly opened to the front side of the aircraft by the above configuration, the operator can get out of the upper window 18 and observe the rear or the front, and also the state in the immediate vicinity of the vehicle body, for example, rice in the field It is easy to visually check the condition, and the combine can be easily operated. Furthermore, regardless of whether the upper window 18 is opened or closed, not only can the door 16 be opened and closed, but also the field of view of the rearview mirror 21 can be secured when the upper window 18 is opened.

A locking device 22 for the upper window 18 is provided at the center of the rear portion of the upper window 18. Further, the lock device 22 is arranged with a lock handle 22a for removing the lock device 22 downward when the upper window 18 is in a locked state, but when the upper window 18 is opened, the lock handle 22 is rotated, It will be directed in the horizontal direction at the rear.
When the upper window 18 is closed from the opened state, the lock handle 22a facing in the horizontal direction faces the operator side, so that the hand can easily reach the handle 22a and the operability is good.

  Further, as shown in FIG. 1, the lower window 19 portion of the door 16 has a width (A) of a foot portion for getting on and off that is wider than a width (B) of an upper portion thereof, so that the rider can get on and off the conventional way. More improved. Further, it is possible to make it easy to visually check the state of the feet side from the driver seat 25.

  A door opening / closing lock device 23 (see FIGS. 5A and 5B) is attached to the inside of the outer frame of the door 16, and a bracket 23b for attaching the door opening / closing lock device 23 (see FIG. 5). 5 (b)) is welded to the inner side of the outer frame of the door 16. With this configuration, it is not necessary to provide another component member for mounting the bracket 23b for mounting the door opening / closing lock device 23 inside the outer frame of the door 16, and this bracket 23b is attached to the outer frame of the door 16. Since it is directly attached inside, there is an effect of reducing the number of assembly parts, and there is no possibility of damaging the transparent plate (glass or the like) of the lower window 19.

  FIG. 4 is a perspective view around the driver's seat 25 in the cabin 8. A main transmission lever (HST lever) 26 is disposed on the side where the operation box 9 and the meter panel 36 around the driver's seat 25 are installed, and drives the HST by swinging in the front-rear direction, so that the aircraft moves forward and backward. Control the speed. Further, an operation lever (power steering lever) 29 for turning the body and raising / lowering the reaping device 6 is arranged on the right side of the driver seat front wall 27.

  There is provided a hand table 30 on the driver's seat front wall 27 and capable of operating the operation lever 29 with a wrist placed near the front of the operation lever 29. The hand table 30 is provided on a support member 32 (FIG. 5A) attached to the fixed handle rod 31.

  Therefore, the door opening and closing lock device 23 is placed on the hand table 30 as shown in the front view of FIG. 5A, the plan view of FIG. 5B, and the right side view of FIG. The door knob 23 a that is arranged on the lower side and opens and closes the door 16 from the inside is arranged behind the hand table 30. Since the door opening / closing lock device 23 is located at the lower part of the hand table 30 with the above configuration, a wide operating seat can be secured. Further, the operability of the door knob 23a is good.

  As shown in FIG. 5, when the door opening / closing lock device 23 is arranged outside the front wall 27 of the driver's seat 25, the driver can sit down smoothly, and even when the driver opens his right leg, Does not contact the door opening / closing lock device 23 and operate the door opening / closing lock device 23, and the door 16 can be prevented from being opened and closed due to a malfunction. In addition, the operator can sit smoothly.

  As shown in the right side view of the cabin in FIG. 6, the front window 8 a of the cabin 8 is configured to be opened and closed with the upper side as a fulcrum by an opening / closing lever 35 provided at the lower part of the front window.

  As shown in a front view of the front window 8a in FIG. 7, a wiper operating motor 42 is disposed inside the cabin 8 at the upper right end of the front window 8a, and a wiper 43 driven by the motor 42 is provided. It arrange | positions in the front surface of the front window 8a. Further, a wind stay 45 for opening / closing the front window 8a is arranged on the right side of the front window 8a, and a damper 37 for opening / closing the front window is also arranged on the right side of the front window 8a. That is, the field of view of the driver seated in the driver's seat 25 can be widened by concentrating and arranging at the right end portion of the front window 8a.

  As shown in the left side view of the cabin 8 in FIG. 8, an open / close window 50 is provided on the left side of the cabin (threshing device 7 side), and a glass plate that can be opened and closed is placed in a frame at the rear part of the open / close window 50. A window 46 is provided. The transparent window 46 is located at the same position as the auger receiver 48 in the front-rear direction, and when the auger 14 is stored in the auger receiver 48 as shown in FIG. Although the receptacle 48 is difficult to see, in this embodiment, the auger receptacle 48 can be directly seen through the transparent window 46, so the operability of the auger 14 is good.

  FIG. 9 shows a plan view of a modified example near the driver's seat of the combine according to the present invention.

It is a side view of the combine of one Example of this invention. It is a front view of the combine of FIG. It is a perspective view of the cabin vicinity of the combine of FIG. It is a perspective view which shows the surroundings of the driver's seat in the cabin of the combine of FIG. FIG. 5 is a front view (FIG. 5 (a)), a plan view (FIG. 5 (b)), and a right side view (FIG. 5 (c)) near the driver's seat of the combine of FIG. 1. It is a right view of the cabin of the combine of FIG. It is a front view of the front window part of the combine of FIG. It is a left view of the cabin of the combine of FIG. It is a top view of the modification of the driver's seat vicinity of the combine of FIG.

Explanation of symbols

2 traveling frame 3 traveling device 4 crawler 5 grain raising device 6 reaping device 7 threshing device 8 cabin 8a front window 9 operation box 10 grain tank 11 weeding tool 12 cutting blade 13 vertical auger 14 horizontal auger 14 damper 16 door 16a handle 17 Hinge 18 Upper window 19 Lower window 20 Hinge 21 Rear mirror 22 Upper window lock device 22a Lock handle 23 Door opening / closing lock device 23a Door knob 23b Bracket 25 Driver's seat 26 Main speed change lever 27 Driver's seat front wall 29 Operation lever (power steering) lever)
30 Standing table 31 Fixed handle rod 32 Support member 35 Opening / closing lever 36 Meter panel 37 Damper 41 Hinge 42 Wiper operating motor 43 Wiper 45 Wind stay 46 Transparent window 48 Auger receiver 50 Opening / closing window

Claims (2)

Provided on the left and right sides of the cabin (8) covering the driver's seat (25) are doors (16) for getting on and off the driver that can be opened and closed outward with the rear side of the aircraft as a fulcrum
The door (16) is provided with an upper window (18) and a lower window (19) formed of a transparent member in the vertical direction,
The lower window (19) is fixed to the aircraft, and the upper window (18) is provided so that it can be opened and closed outward with the front end of the aircraft as a fulcrum.
A rearview mirror (21) is provided on the front side of the aircraft from the door (16),
A combine cabin, wherein the upper window (18) is provided with an upper window opening / closing damper (15) that stops the opening of the upper window (18) just before coming into contact with the rearview mirror (21).   The lower window (19) is formed of a transparent window, is formed to be narrowed downward from the upper end portion to the middle portion, and is formed to expand downward from the middle portion to the lower end portion. Combine cabin.

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