JP6549993B2 - Combine - Google Patents

Description

  BACKGROUND OF THE INVENTION Field of the Invention The present invention relates to a combine equipped with a gren tank, and more particularly to the arrangement of a camera for imaging the situation inside the gren tank.

  In general, there is known a combine having a threshing portion for threshing kernels from cut kernels and a gren tank for storing kernels. The threshing part has a sorting chamber, in which shaking and sorting of grains is carried out. Adjustment of the sorting is performed by adjusting the opening degree of the chaff sieve fins provided in the sorting room and the air flow rate of the Karasu fan. The operator confirms the sorting condition by looking at the grains and the like in the gren tank when performing sorting adjustment, and performs sorting adjustment as appropriate.

  In recent years, in order for a worker to confirm the inside of a gren tank from a driver's seat, the combine provided with the camera and illumination inside a gren tank is proposed (refer to patent documents 1).

JP 2002-335742 A

  However, the camera described in Patent Document 1 has a problem that it is difficult to perform maintenance such as cleaning of the camera because the camera is provided inside the grain tank.

  Therefore, an object of the present invention is to provide a combine that solves the above-mentioned problems by reducing the time and effort of maintenance such as cleaning of a camera.

According to the present invention, there is provided a combine (1) comprising a driving operation unit (20) having a driver's seat (25), and a gren tank (17) disposed behind the driving operation unit (20) and storing grains. In),
An opening (64, 64A) disposed at an upper portion of the exterior (54) of the gren tank (17) and capable of visualizing the inside of the gren tank (17) from the operation operation unit (20);
A lid (65, 65A) for opening and closing the opening (64, 64A);
A camera (37) disposed inside the lid (65, 65A);
Monitoring the internal condition of the glen tank (17) captured by the camera (37) at the driver's seat (25);
It is characterized by

  For example, referring to FIG. 8, it comprises a transparent cover (69, 69A) disposed inside the lid (65, 65A) and covering the camera (37).

  For example, referring to FIG. 8, the lid (65, 65A) is a transparent plate.

For example, referring to FIG. 8, the lid (65A) has a recess (71) recessed from the inside to the outside of the lid (65A);
The camera (37) is disposed so as to be accommodated in the recess (71).

  For example, referring to FIG. 6, the lid (65) is supported by the sheath (54) via a hinge (66) at the left or right portion.

  The reference numerals in the parentheses above are for comparison with the drawings, but this does not affect the configuration described in the claims at all.

  According to the first aspect of the present invention, the opening is visible to the inside of the gren tank from the driving operation unit, and the worker looks into the opening from the driving operation unit to check the condition inside the gren tank. It can be confirmed. In addition, since the internal condition of the gren tank taken by the camera is monitored at the driver's seat, the operator can confirm the internal condition of the gren tank while performing the mowing operation or the grain discharging operation. And since a camera is arrange | positioned at the lid which opens and closes an opening part, when the operator confirms the internal condition of a gren tank via the camera, the same angle as the inside of a gren tank is visually observed from an opening You can check the internal situation of the gren tank from. Furthermore, since the camera is disposed inside the lid to be opened and closed, the camera is protected from rain water and the like, and can be easily attached and detached, thereby reducing maintenance work.

  According to the second aspect of the present invention, since the transparent cover disposed inside the lid covers the camera, the camera is prevented from being soiled by grains and dust.

  According to the third aspect of the present invention, since the lid is a transparent plate, the light from the outside of the gren tank enters the gren tank through the lid. For this reason, it is not necessary to arrange the illuminating device for imaging of a camera inside a grain tank, and it can aim at cost reduction.

  According to the fourth aspect of the present invention, since the camera is disposed in the recess, the camera does not protrude inside the gren tank. Thus, the camera is less in contact with the grain and less likely to be buried in the grain. This reduces the risk of damaging the camera.

  According to the fifth aspect of the present invention, since the lid is supported by the sheath via the hinge, opening and closing of the lid is easy. Therefore, maintenance such as cleaning of the inside of the lid and the camera becomes easy. Also, for example, when the front or rear of the lid is supported by the exterior via a hinge, the operator extends the hand from the driving operation unit and pivots the lid back and forth when opening and closing the lid. However, in the present invention according to claim 5, the left or right portion of the lid is supported by the exterior via a hinge. For this reason, the worker can easily open and close the lid without extending the arm when opening and closing the lid as compared with the case where the front or rear of the lid is supported by the exterior via the hinge. .

The side view which shows the self-relief type combine concerning the embodiment in the present invention. The top view which shows the said self removal type combine. The figure which looked at the front from the inside of the driving | operation operation part of the said self removal type | mold combine. The figure which shows the display monitor and the operation box on which the image of the grain tank camera of the said self-elimination type | mold combine is displayed. The figure which shows the display monitor and the operation box on which the image of the grain tank camera of the said self-elimination type | mold combine and an auger camera is displayed. The perspective view showing the door which opens and closes the opening of the upper part of the grain tank concerning an embodiment in the present invention, and an opening. The perspective view which shows the opening part at the time of opening the said door. It is a figure which shows the grain tank camera which concerns on embodiment of this invention, (A) is a figure which shows arrangement | positioning of the grain tank camera which concerns on this embodiment, (B) concerns on the modification of this embodiment. The figure which shows arrangement | positioning of a Glen tank camera, (C) is a figure which shows arrangement | positioning of the cover which protects the Glen tank camera which concerns on the said modification, and a Glen tank camera.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings. As shown in FIG. 1 and FIG. 2, the self-eliminating type combine (combine) 1 includes a traveling body 3 supported by the crawler traveling device 2 and a pretreatment unit 5 supported so as to be able to move up and down in front of the traveling body 3. And.

  The pre-processing unit 5 has a divider 6 at the front end for cropping cereal grains. Behind the divider 6, a raising device 9 whose side is covered by a side cover 7 and a reciprocating cutting blade 10 are provided, and crops grown by the divider 6 are raised by the raising device 9. It is scraped and cut off by the cutting blade 10. A conveying device (not shown) is disposed on the rear left side of the raising device 9, and the grain gravel, which is a crop cut by the conveying device, is conveyed to the rear traveling body 3.

  The traveling body 3 has a threshing part 11 on the left side. The upper part of the threshing part 11 is a handling room 12 containing a threshing cylinder, and the lower part is a sorting room 13. Further, the threshing unit 11 is provided with a feed chain (not shown), and the feed chain receives the cereal grains transferred from the transfer device and transfers them to the processing chamber 12. Cereals transferred to the sipping chamber 12 are threshed by the threshing cylinder, and are sorted in the sorting chamber 13 into grains and scraps by wind sorting and rocking sorting. In the lower front of the sorting chamber 13, a spiral first helix 15 extending in the left-right direction is provided, and the first helix 15 is rotated by the power of the engine E provided on the traveling body 3. The sorted kernels are transported to the gren tank 17 disposed on the right side of the traveling airframe 3 by the rotating first helix 15. Further, behind the first race 15, a second race 16 having the same structure is provided. Cereals that can not be threshed and grains and shredded that can not be sorted are returned to the processing room 12 via the second screw 16 and threshed and sorted again. At the rear of the threshing unit 11, a drainage processing unit 19 is provided, and the drainage selected in the sorting chamber 13 is finely cut by a cutter provided in the drainage processing unit 19 It is discharged to the outside of the aircraft.

  An engine room S provided with an engine E is disposed on the right front side of the traveling body 3, and a driving operation unit 20 is disposed above the engine room S. The above-mentioned grain tank 17 is provided at the rear of the engine room S and the operation operation unit 20, and the grain sorted in the above sorting room 13 is temporarily stored in the grain tank 17. Behind the gren tank 17, a discharge auger 21 is supported, and the discharge auger 21 is composed of a hollow cylinder and a spiral disposed in the hollow cylinder so that grains can pass therethrough. The discharge auger 21 has a lower portion 21A connected to the grain tank 17, a middle portion 21B connected to the lower portion 21A and extending in the vertical direction, and an upper portion 21C connected to the middle portion 21B. The lower portion 21A has one end connected to the rear lower portion of the glen tank 17 and has a shape bent upward in the middle. The lower end of the middle portion 21B is rotatably connected to the other end of the lower portion 21A facing upward, with the vertical direction as a rotation axis. One end of the upper portion 21C is connected to the upper end of the middle portion 21B. The upper portion 21C is pivotable with respect to the horizontal plane about the one end. The upper portion 21C extends in the horizontal direction from the one end, and the other end of the upper portion 21C is provided with a discharge port 22 which is open downward. The grains in the grain tank 17 pass through the inside of the discharge auger 21 and are discharged from the discharge port 22 to the outside of the machine.

  At the lower part of the gren tank 17, a carrying race 23 is provided which is rotated by the power of the engine E in the same manner as the first race 15. The transfer roller 23 extends in the front-rear direction, and the grains in the grain tank 17 are transferred by the transfer roller 23 to the lower portion 21A of the discharge auger 21 at the rear and discharged out of the machine.

  As shown in FIG. 1, FIG. 2 and FIG. 3, a driver's seat 25 on which the operator is seated is disposed at the center of the inside of the driving operation unit 20, and in front of the driver's seat 25 is an interpanel 26. is set up. A multi-steering lever 27 is provided on the right of the upper surface of the inter-panel 26 for turning operation of the self-winding combine 1 and raising and lowering operations of the pre-processing unit 5. An instrument monitor 29 is mounted.

  Further, a support 30 is suspended and supported on a ceiling on the front right side inside the driving operation unit 20, and the support 30 extends downward from the ceiling. A display monitor 31 for projecting an image is attached to the lower end of the support portion 30, and the display monitor 31 is disposed at an angle at which a worker sitting on the driver's seat 25 can see. An operation box 32 is provided near the ceiling connection of the support portion 30. As shown in FIGS. 4 and 5, on the side of the driver's seat 25 of the operation box 32, a display switching dial 33 of a dial switch is provided. On the display monitor 31, it is possible to display, in real time, an image captured by a plurality of cameras attached to the self-removing type combine 1. The operator can switch the image of the camera to be displayed by turning the display switching dial 33 of the operation box 32 to switch the mode.

  There are four modes which can be switched by the display switching dial 33: "backward", "discharge auger", "glen tank" and "gren tank & discharge auger". In “rearward”, an image captured by the rear camera 35 (see FIG. 1) attached to the rear of the discharge processing unit 19 is output to the display monitor 31. The rear camera 35 is directed obliquely downward to the rear, and the rear of the self-winding combine 1 is projected on the display monitor 31. In the “discharge auger”, an image captured by the auger camera 36 (see FIG. 1) attached to the discharge port 22 of the discharge auger 21 is output to the display monitor 31. The auger camera 36 is attached to the side or rear surface of the discharge port 22 in the discharge direction of the grain, and the discharge condition of the grain is displayed on the display monitor 31. In "Glen tank", as shown in FIG. 4, the image inside the Glen tank 17 is shown, and the grain transported from the sorting chamber 13 by the transport spirals 23 and 1 is inserted into the display monitor 31. Input port 72 is displayed. The self-removing type combine 1 is provided with a gren tank camera 37 (see FIG. 7) for imaging the inside of the gren tank 17. The detailed arrangement of the gren tank camera 37 will be described later. Further, in the “Glen tank & discharge auger”, as shown in FIG. 5, the images of the auger camera 36 and the Glen tank camera 37 are simultaneously displayed on the display monitor 31.

  Next, the upper surface of the glen tank 17 will be described with reference to FIGS. 6 and 7. The gren tank 17 is a space surrounded by an outer covering 54, and the upper surface of the outer covering 54 is composed of a horizontal surface 52 extending horizontally and a front inclined surface 53 and a rear inclined surface 55 disposed before and after the horizontal surface 52. Configured The front inclined surface 53 extends downward from the front end of the horizontal surface 52 to the front side of the sheath 54. Also, the rear inclined surface 55 extends rearward and downward from the rear end of the horizontal surface 52 and is connected to the rear side surface of the exterior 54.

  The front inclined surface 53 is provided with a window 57 having an opening 56 through which the inside of the grain tank 17 can be seen from the driving operation unit 20, and a door 59 closing the opening 56. The window The reference numeral 57 is disposed at a position behind the driver's seat 25. The door 59 is movable in the left-right direction parallel to the front inclined surface 53, and is opened and closed with respect to the opening 56 by the parallel movement. A metal fitting 60 is attached to the outer left end of the door 59. The metal fitting 60 includes a columnar support 60A extending perpendicularly to the door 59, and a handle 60B fixed to the upper end of the support 60A. The handle portion 60B has a substantially cylindrical shape whose outer shape is larger than that of the support portion 60A. Also. A metal plate 61 extending in the left-right direction parallel to the front inclined surface 53 is attached to the left side of the window portion 57. The left end of the metal plate 61 is attached to the window portion 57 so as to be rotatable in parallel to the front inclined surface 53, and a semicircular notch (not shown) is provided below the right end There is. When the door 59 is closed, the notch of the metal plate 61 fits into the support 60A of the metal fitting 60, and the door 59 is fixed in a closed state.

  A window 63 having an opening 64 through which the inside of the gren tank 17 can be viewed from the driving operation unit 20 is disposed on the horizontal surface 52 at a position forward of the center, and the window 63 extends in the left-right direction. It is disposed at a position substantially coinciding with the driver's seat 25. A transparent door 65 is supported openably and closably by the window 63 so as to close the opening 64. The door 65 is openably and closably supported by the window 63 via a hinge 66 at the left side.

  As shown in FIG. 8A, a gren tank camera 37 is installed inside the door 65, and the gren tank camera 37 is provided inside the gren tank 17 together with the lower portion in the gren tank 17. The scale 67 (see FIG. 4) extending in the height direction is disposed to face downward so as to enable imaging. Further, a transparent cover 69 is attached to the inside of the door 65 so as to cover the glen tank camera 37.

  Since the present embodiment is configured as described above, the opening 56 and the opening 64 can see the inside of the grain tank 17 from the driving operation unit 20, and the operator can open the opening from the driving operation unit 20. The internal condition of the glen tank 17 can be checked by looking into the portion 56 or the opening 64.

  Further, on the display monitor 31 disposed in the driving operation unit 20, the situation behind the self-eliminating combine 1, the situation of discharging the grain by the discharge auger 21, and the situation inside the gren tank 17 are displayed. For this reason, the operator can confirm these conditions while performing the mowing operation or the grain discharging operation in the operation operation unit 20. Since grains of the grain tank 17 are imaged by the grain tank camera 37 together with the scale 67 provided inside the grain tank 17, the operator can easily check the amount of grain inside the grain tank 17. Furthermore, the operator can check the discharge condition of the grain by the discharge auger 21 and the internal condition of the gren tank 17 at the same time by setting the display switching dial 33 to the "gren tank & discharge auger". The discharge operation can be performed while confirming the state of the discharge destination container and the amount of grains remaining in the gren tank 17.

  In addition, since the glen tank camera 37 is disposed on the door 65 for opening and closing the opening 64, the operator can check the inside of the gren tank 17 via the gren tank camera 37. It is possible to confirm the internal condition of the gren tank 17 from the same angle of line of sight as when confirming the inside of. And since the glen tank camera 37 is arranged inside the door 65 supported openably / closably, the gren tank camera 37 is protected from rain water etc. and it is easy to install and remove, and the maintenance effort is reduced. Ru.

  In addition, since the transparent cover 69 disposed inside the door 65 covers the gren tank camera 37, it is possible to prevent the gren tank camera 37 from being soiled by grains and dust.

  Further, since the door 65 is a transparent plate, light from the outside of the gren tank 17 enters the gren tank 17 via the door 65. For this reason, it is not necessary to arrange the illuminating device for imaging of the grain tank camera 37 inside the grain tank 17, and cost reduction can be achieved.

  Moreover, since the door 65 is supported by the window part 63 arrange | positioned at the exterior 54 of the grain tank 17 via the hinge 66, opening and closing of the door 65 is easy. For this reason, maintenance such as cleaning of the inside of the door 65 and the grain tank camera 37 is facilitated.

  Also, for example, when the door 65 is supported at the front or rear by the window portion 63 via the hinge 66, the operator extends the hand from the driving operation unit 20 when opening and closing the door 65 and performs the door Rotate 65 back and forth. However, in the present embodiment, since the left side of the door 65 is supported by the window 63 via the hinge 66, the operator can use the hinge 66 to connect the front or rear of the door 65 to the window 63. As compared with the case where the door 65 is supported, the arm can not be extended when the door 65 is opened and closed, and the door 65 can be easily opened and closed.

  In the present embodiment, the door 65 is configured to be supported openably and closably by the window portion 63 at the left portion, but the invention is not limited thereto, and the door portion 63 can be opened and closed freely at the right portion. It may be configured to be supported by

  Next, a modification of the present embodiment will be described with reference to FIG. 8 (B).

  In the horizontal surface 52, a window 63A having an opening 64A through which the inside of the grain tank 17 can be viewed from the driving operation unit 20 is disposed at a position forward of the center. A transparent door 65A is removably fixed to the window 63A by a knob bolt 70 so as to close the opening 64A. A recess 71 is formed in the front of the inside of the door 65A so as to be recessed outward from the inside, and the gren tank camera 37 is disposed in the recess 71.

  Since the modification of the present embodiment is configured as described above, the gren tank camera 37 is disposed so as to be accommodated in the recess 71 and does not protrude inside the gren tank 17. For this reason, the gren tank camera 37 has a reduced contact with the grain and a reduced possibility of being buried in the grain.

  In the modification of the present embodiment, as shown in FIG. 8C, a transparent cover 69A may be attached to the inside of the door 65A so as to cover the grain tank camera 37. This prevents the grain tank camera 37 from being soiled by grains, dust and the like. In addition, the glen tank camera 37 may be configured to be pivotable with respect to the door 65. Thus, the imaging angle of the glen tank camera 37 can be adjusted, and the operator can confirm an arbitrary position inside the gren tank 17 via the gren tank camera 37.

  Further, in the present embodiment, the image of each camera is configured to be output to the display monitor 31, but is not limited thereto, and may be configured to be output to the instrument monitor 29. .

  Further, in the present embodiment, the glen tank camera 37 is disposed inside the door 65 or the door 65A, but is not limited to this, and may be disposed inside the door 59.

  In the present embodiment, the display monitor 31 is configured to be able to simultaneously display the images of the auger camera 36 and the glen tank camera 37, but the present invention is not limited to this. For example, the display monitor 31 may be configured to allow the images of the rear camera 35 and the auger camera 36 to be simultaneously displayed. As a result, when the operator moves the self-winding combine 1 to adjust the position of the discharge auger 21 while discharging the grain, the worker checks the discharge destination of the grain from the discharge auger 21 while self-leaving The back of the type combine 1 can be confirmed. For this reason, the worker can adjust the position of the discharge auger 21 while confirming the safety around the self-removing type combine 1.

  Further, in the present embodiment, the auger camera 36 is attached to the side surface or the rear surface of the discharge port 22. However, the present invention is not limited thereto. It is also good.

  Further, in the present embodiment, the combine has been described as a self-eliminating combine, but is not limited to this and can be applied to a common combine.

1 Combine (Separate Combine)
17 Glen Tank 20 Driving Control 25 Driver's Seat 37 Camera (Glen Tank Camera)
54 exterior 64 opening 64A opening 65 lid (door)
65A lid (door)
66 hinge 69 cover 69A cover 71 recess

Claims (5)

A combine comprising: a driving operation unit having a driver's seat; and a gren tank arranged behind the driving operation unit and storing grains.
An opening disposed at an upper portion of the exterior of the gren tank, the inside of the gren tank being visible from the driving operation unit;
A lid for opening and closing the opening;
And a camera disposed inside the lid.
Monitoring the internal condition of the glen tank taken by the camera at the driver's seat,
Combine that is characterized by. A transparent cover disposed inside the lid and covering the camera,
The combine according to claim 1. The lid is a transparent plate,
The combine according to claim 1 or 2. The lid has a recess recessed from the inside to the outside of the lid,
The camera is disposed in the recess.
The combine according to any one of claims 1 to 3. The lid is supported at the left or right by the sheath via a hinge.
The combine according to any one of claims 1 to 4.

Images