JP2009118795A - Fertilizing implement - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a fertilizing implement decreased in fertilizing work load on the farm field poor in footing, such as the rice field and the lotus root field, having good front and rear balance of a machine body, and capable of forming the longitudinal length to be compact. <P>SOLUTION: The fertilizing implement is provided with a travelling body 1 having a running part 6, a boarding part 2 connected at the rear side of the travelling body 1 and on which an operator boards, a fertilizing part 24 for fertilizing fertilizer and a fertilizer supplying part 27 for supplying the fertilizer to the fertilizing part 24, and fertilizes the fertilizer while running on the farm field, wherein the fertilizer supplying part 27 is set at the travelling body 1 side and the fertilizing part 24 is set at the rear side of the boarding part 2. <P>COPYRIGHT: (C)2009,JPO&INPIT

Description

  The present invention relates to a fertilizer application machine that travels in a field.

In order to reduce the work burden in fields with poor footing such as paddy fields and lotus fields, a traveling machine body having a traveling part, a boarding part connected to the rear of the traveling machine body and on which an operator gets on, and a fertilizer application part for applying fertilizer A fertilizer application machine shown in Patent Document 1 that includes a fertilizer supply section that supplies fertilizer to a fertilizer section and applies fertilizer while traveling in a farm field is known.
JP 2004-57082 A

However, since the fertilizer work machine of the above-mentioned document is connected to a fertilizer device including a fertilizer section and a fertilizer supply section further rearward of the riding section provided at the rear of the traveling machine body, the machine body is in a rear balance, In addition to the problem of low stability during traveling, there is a problem that it is difficult to form the front and rear length of the aircraft in a compact manner.
The present invention solves the above-described problems, and provides a fertilizer application machine that can reduce the burden of fertilization work in fields with poor scaffolds such as paddy fields and lotus fields, can have a good front-rear balance of the machine body, and can compactly form the front-rear length of the machine body. For the purpose.

  In order to solve the above-described problems, the fertilizer application machine of the present invention firstly fertilizes the traveling machine body 1 having the traveling unit 6, the riding part 2 connected to the rear of the traveling machine body 1 and on which an operator gets on, and fertilizer. In a fertilizer application machine that includes a fertilizer application unit 24 and a fertilizer supply unit 27 that supplies fertilizer to the fertilizer application unit 24 and applies fertilizer while traveling on a farm field, the fertilizer supply unit 27 is provided on the traveling machine body 1 side, and the boarding unit 2 It is characterized in that a fertilizer 24 is provided on the rear side.

  Secondly, a left and right toolbar 22 is fixed to the rear part of the riding section 2, and the fertilizer 24 and a pair of left and right floats 37 and 37 located on each side of the riding section 2 are attached to the toolbar 22. It is characterized by providing.

  According to the fertilizer application machine of the present invention configured as described above, the fertilizer supply part is provided on the traveling machine body side, and the fertilizer application part is provided on the rear side of the riding part connected to the rear of the traveling machine body, The front / rear balance is improved and the weight on the traveling machine side is reduced compared with the fertilizer supply part and fertilizer application part provided on the traveling machine side, so that the traveling part can be prevented from filling the field. In addition to improving work efficiency in fields with poor scaffolds such as Hasuneda, the front and rear length of the aircraft can be made compact.

  In addition, the left / right balance of the aircraft is improved by arranging the floats on the sides of the riding section. In addition, since the float is provided on the tool bar for installing the fertilizer, an increase in the number of parts due to the provision of the float can be minimized.

  1 and 2 are a side view and a plan view of a working machine to which the present invention is applied. The working machine includes a traveling machine body 1, a riding section 2 connected to the rear of the traveling machine body 1, a fertilizer device 3, and a balance weight 4. It is for performing fertilization work and costing work.

  The traveling machine body 2 includes a pair of left and right wheels 6 and 6 (traveling unit), an engine 7, and a transmission (not shown) that shifts power of the engine 7 to the wheels 6 and a fertilizer pump 27 described later. A mission case 8, a main frame 9 in the front-rear direction on which the mission case 8 is placed and fixed, a vertical frame 11 in the front-rear direction disposed behind the main frame 9, and a left-right direction from above the front end of the vertical frame 11 The horizontal frame 12 is provided.

  The main frame 9, the vertical frame 11 and the horizontal frame 12 constitute a frame part of the traveling machine body 1. When the front end of the vertical frame 11 is bolted to the center of the rear end of the main frame 9, the vertical frame 11 is firmly fixed to the main frame 9. A vertical support 13 is fixed to the upper surface of the front end of the vertical frame 11 by welding or the like, and the horizontal central portion of the horizontal frame 12 is firmly fixed to the upper end of the support 13.

  The wheel 6 is a hollow paddy wheel having a wide left and right width that is rotatably supported by the main frame 9. A blade lug 14 protrudes from the outer peripheral surface of the wheel 6 at a predetermined interval over the entire surface, and a floating body 16 is provided in a hollow portion of the wheel 6 so as to be surrounded by the plurality of blade lugs 14. By obtaining buoyancy by the floating body 16, the traveling machine body 1 is prevented from sinking in a paddy field or the like.

  A mission case 8 is placed and fixed on the upper surface of the main frame 9. The engine 7 is mounted and supported on the upper front side of the mission case 8, and a handle bracket 17 is inclined rearward and upward on the upper rear side of the mission case 8. It is extended. A front end portion (base end portion) of a handle 18 (steering portion) having a substantially C-shape in plan view extending obliquely rearward and upward is attached and fixed to the rear end portion of the handle bracket 17. The handle 18 is configured such that the tip thereof is positioned behind the front end of the riding section 2 and that an operator in the riding section 2 can grip the handle 18 in a natural posture.

  The riding section 2 is a plate-like member that is formed in a rectangular shape that is long in the front-rear direction in plan view, and is used as a floating body for the operator to board. A lower end portion of the vertical shaft 19 is rotatably supported at the center of the front portion of the riding section 2. The upper end portion of the shaft 19 is connected and supported to the rear end portion of the vertical frame 11 via a link mechanism 21. With the above-described configuration, the riding section 2 is displaced up and down within a predetermined range with respect to the traveling machine body 1 according to the state of the field.

  Further, a prismatic tool bar 22 extending in the left-right direction (substantially perpendicular to the traveling direction of the traveling machine body 1) is detachably attached and fixed (fixed) to the upper surface of the rear end portion of the riding section 2. The tool bar 22 protrudes from the riding part 2 to the left and right sides in a plan view, and an attachment member 23 is installed on the protruding part.

  The attachment member 23 is composed of front and rear channel members 23a, 23a facing each other and a bolt 23b. The mounting member 23 is fastened and fixed to the outer peripheral surface of the tool bar 22 by connecting the two channel members 23a and 23a with bolts 23b with the tool bar 22 sandwiched between the front and rear channel members 23a and 23a. . On the other hand, by loosening the bolt 23b, the left and right position of the mounting member 23 can be adjusted on the tool bar 22.

  The fertilizer application device 3 includes a fertilizer nozzle 24 (fertilizer) for fertilizing fertilizer, a fertilizer tank 26, a fertilizer pump 27 (fertilizer feeder) for supplying fertilizer from the fertilizer tank 26 to the fertilizer nozzle 24, and a fertilizer tank 26. A transfer pipe 28 for transferring fertilizer to the fertilizer pump 27 and a fertilizer pipe 29 for transferring fertilizer from the fertilizer pump 27 to the fertilizer nozzle 24 are provided.

  The fertilizer nozzle 24 has a lower portion bent obliquely rearward with respect to an upper portion in the vertical direction, and a lower end portion (tip portion) facing rearward. A fertilizer pipe 29 from the fertilizer pump 9 is connected to the base end of the fertilizer nozzle 24, and fertilizer is discharged by discharging fertilizer from the tip.

  The fertilizer application nozzle 24 is attached to and supported by the tool bar 22 through the attachment member 23 described above so that the left and right positions can be adjusted. Specifically, the vertical mounting seat 31 integrally formed rearwardly projecting from the base end portion of the fertilizer application nozzle 24 is bolted to the fixing bracket 32 integrally extended diagonally forward from the mounting member 23. By fixing, the fertilizing nozzle 24 is attached to the tool bar 22.

  In addition, the mounting seat 31 has a plurality of bolt holes 31a for attaching the tool bar 22 arranged in the vertical direction, and the tool fixing position is changed with respect to the tool bar 22 (the riding section 2). The height of the fertilizer application nozzle 24 can be adjusted. Incidentally, the height of the fertilizer application nozzle 22 is normally adjusted so that the tip of the fertilizer application nozzle 22 is inserted to a predetermined depth in the field.

  Two fertilizer nozzles 24 having the above-described configuration are arranged on each of the left and right sides of the riding section 2, for a total of four. The inner two fertilization nozzles 24 are arranged in the vicinity of the corresponding side portions of the riding section 2, and the outer two fertilization nozzles 24 are arranged in the vicinity of the corresponding left and right ends of the tool bar 22. Incidentally, the tip of each fertilizer application nozzle 24 is located behind the rear end of the riding section 2.

  The fertilizer tanks 26 are respectively installed on the upper left and upper right sides of the mission case 8. Each fertilizer tank 26 includes a vertical support 33 projecting from the upper surfaces of the corresponding left and right ends of the horizontal frame 12, and a support stay 34 extending forward and outward from the top of the support 33. Is supported and fixed to the traveling machine body 1.

  The fertilizer pump 27 is placed and fixed on the upper surface of the vertical frame 11.

  The balance weight 4 is supported in front of the traveling machine body 1 by a mounting bracket 36 fixed at the center of the front end of the main frame 9. Since the fertilizer pump 27 is disposed at the rear part of the traveling machine body 1 and the balance weight 4 is provided in the front, the front-rear balance of the traveling machine body 1 is kept good.

  According to the working machine having the above-described configuration, the left and right wheels 6 including the riding section 2 and the floating body 16 functioning as a floating body receive buoyancy even in a field including a lot of water such as paddy fields and lotus fields. And since a load is disperse | distributed, it is prevented that a working machine fits in a farm field. Then, the work machine rotates the left and right wheels 6 and 6 and drives the fertilizer pump 27 to discharge the fertilizer from the tip of the fertilizer nozzle 24 inserted in the farm field. It is configured to be able to slide (run) in the field while.

  Further, since the fertilizer tanks 26 are arranged one by one on the left and right of the traveling machine body 1, the left and right balance of the work machine is prevented from being deteriorated, and the fertilizer in the left and right fertilizer tanks 26 is consumed at the same time. As a result, the right and left balance of the work machine can be always kept good. And since the distance from the fertilizer tank 26 to the fertilizer pump 9 is short, piping of the above-mentioned transfer pipe 28 becomes easy.

  Furthermore, since the tool bar 22 is configured to be detachable from the riding section 2, the tool bar 22 can be removed when the tool bar 22 is in the way, such as when entering or leaving the field or when performing only a cut-off work on the field. Therefore, convenience is improved.

  3 and 4 are a side view and a plan view of a working machine according to another embodiment of the present invention. Hereinafter, a configuration different from the working machine illustrated in FIGS. The working machine attaches and supports the float 37 to the tool bar 22 via the attachment member 23 in addition to the fertilizer nozzle 24.

  The float 37 is a plate-like member extending in the front-rear direction, and the front end portion is bent obliquely upward and forward with respect to the midway portion and the rear end portion, so that the field can smoothly slide. In addition, the float 37 is supported by a support bracket 39 integrally extended rearward from the lower end portion of the support rod 38 in the vertical direction so as to be able to swing up and down. To do.

  The support rod 38 is bolted in a state where the support rod 38 is inserted through a fixing member 41 integrally extending in a rearward oblique direction from the mounting member 23. At this time, a plurality of bolt holes 38a for attaching the tool bar 22 are formed in the support rod 38 in the vertical direction, and the bolt fixing position can be changed. Therefore, the float 37 with respect to the tool bar 22 (the riding section 2) can be changed. The vertical position of can be adjusted.

  One float 37 having the above-described configuration is provided on each of the left and right sides of the riding section 2. The left float 37 is arranged so as to be sandwiched between two fertilization nozzles 24, 24 provided on the left side of the riding section 2. On the other hand, the right float 37 is arranged so as to be sandwiched between two fertilization nozzles 24, 24 provided on the right side of the riding section 2.

  According to the working machine having the above configuration, the left and right floats 37 improve the left-right balance and turning performance of the machine body, and the vertical position of the fertilization nozzle 24 with respect to the field is kept constant, so that the fertilization depth can be made uniform.

It is a side view of the working machine to which the present invention is applied. It is a top view of the working machine to which this invention is applied. It is a side view of the working machine which shows the other Example of this invention. It is a top view of the working machine which shows the other Example of this invention.

Explanation of symbols

1 traveling machine body 2 boarding part 6 wheel (traveling part)
22 Toolbar 24 Fertilizer nozzle (fertilizer)
27 Fertilizer pump (fertilizer supply part)
37 Float

Claims (2)

  A traveling machine body (1) having a traveling part (6), a riding part (2) connected to the rear of the traveling machine body (1) and on which an operator rides, a fertilizer application part (24) for applying fertilizer, and a fertilizer application part ( 24) includes a fertilizer supply unit (27) that supplies fertilizer, and in a fertilizer application machine that applies fertilizer while traveling in the field, a fertilizer supply unit (27) is provided on the traveling machine body (1) side, 2) Fertilizer work machine provided with a fertilizer section (24) on the rear side.   A left and right toolbar (22) is fixed to the rear part of the riding section (2), and a pair of left and right positioned on each side of the fertilizer section (24) and the riding section (2) is fixed to the toolbar (22). The fertilizer applicator according to claim 1, further comprising floats (37) and (37).

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