JPH0714288B2 - Seedling transplanter with fertilizer application - Google Patents

Description

Description: TECHNICAL FIELD The present invention relates to a seedling transplanting device equipped with a fertilizer applying device.

(Prior Art) In many conventional rice transplanters equipped with a fertilizer application device, the fertilizer tanks are mounted at the upper front wheels on both sides of the bonnet.

(Problems to be solved by the invention) However, since the fertilizer application port for supplying fertilizer to the field is generally provided further rearward than the rear end portion of the traveling vehicle, the fertilizer application port between the fertilizer tank and the fertilizer application port. Had to connect with a long fertilizer pipe. There is a problem that if the fertilizer transport distance is long, it may cause clogging of fertilizer,
There was a problem that it hindered work on the machine. Also,
There is also a problem that the fertilizer tank narrows the field of view of the operator. Further, in the conventional seedling transplanting device with a fertilizer applying device, it is not easy to replenish the fertilizer and the seedling, and the work is often troublesome. An object of the present invention is to improve the above-mentioned problems in a seedling transplanting device equipped with a fertilizer application device and improve workability.

(Means for Solving Problems) In order to solve the above problems, the present invention has the following configuration. That is, the seedling transplantation device with a fertilizer application device according to the present invention is a seedling transplant device with a fertilizer application device provided with a seedling tank for holding seedlings for transplantation and a fertilizer tank of a fertilizer application device at the rear of the passenger traveling vehicle, A fertilizer tank is provided between the pilot seat and the seedling tank, and a floor is provided between the pilot seat and the fertilizer tank as a passage leading to the left and right side portions of the vehicle body.

(Function) Since the fertilizer tank is provided between the cockpit and the seedling tank, the distance between the fertilizer tank and the fertilizer application position in the field becomes short, and the fertilizer clogging is unlikely to occur. Further, since the floor serving as a passage leading to the left and right side portions of the vehicle body is provided between the cockpit and the fertilizer tank, it is possible to easily and efficiently replenish fertilizer and seedlings.

(Example) FIG. 1 is an external view of an example of a riding rice transplanter, which is a seedling transplanting device with a fertilizer application device according to the present invention, viewed obliquely from the front, and FIGS. 2 to 5 show the essentials of the riding rice transplanter. It represents a part. This riding rice transplanter 1 has a pair of left and right front wheels 2, 2 and rear wheels.
It is composed of a traveling vehicle 5 having 3 and 3, and a rice planting device 6 that is pulled by the traveling vehicle 5 to plant seedlings while sliding on the surface of the field.

In the traveling vehicle 5, the central portion of the upper surface of the base 10 is formed as a smooth floor 11, and the cockpit 12 is installed in the central portion of the floor 11. Therefore, as shown in the drawing, the floor 11 forms a passage on the rear side of the cockpit 12 that leads to the left and right of the vehicle body. An engine (not shown) is mounted on the front part of the base body 10, and a bonnet 15 is provided so as to cover the engine. The bonnet 15 is formed in a shape in which the rear is the upper side, and the rear end is a steering handle 16
The operation unit 17 is provided with the above items. In addition, a side edge extending from the front end portion to the rear end portion of the base body 10 is formed on the side portion of the base body 10 while curving up and down. The central part of the side edge is located at a low position, and the step 19a for the operator to get on and off the floor 11
It has become. The front portion of the side edge is provided at a position slightly higher than the floor 11, and a part thereof is formed as a front fender 19b. Further, the rear portion of the side edge is a rear fender (rear wheel cover) 19c that covers the front portion and the upper portion of the rear wheel 3. The rear ends of the left and right rear fenders (rear wheel covers) 19c, 19c are connected to each other by a rear cover 20 having the same height as the rear ends. A step portion 21 is formed on the rear side of the floor 11 by the rear cover 20. In addition,
The rear cover 20 and the rear part of the rear fender 19c do not need to be connected to each other in a strict sense, and there may be a slight gap between them. Further, the heights of the both do not necessarily have to be the same.

The rear cover 20 has a large central opening, and a recess 23 that opens upward is provided below the rear cover 20. Recess
The bottom of 23 is a plurality of (four in the illustrated example) funnel-shaped hoppers 23a. The recess 23 is used as a fertilizer tank for putting fertilizer therein. A lid 23b that covers the opening of the rear cover 20 is attached to the recess 23. Feeders 24 are provided below the hoppers 23a of the fertilizer application tank (recesses) 23, respectively.
The fertilizer is sequentially sent downward by the rotation of the feeding roll 24a of 24. The fertilizer sent downward from the feeding device 24 is conveyed in the fertilization pipe 25 connected to the feeding device 24, and is discharged to the field from the fertilization port 25a of the fertilization pipe 25. The delivery rolls 24a of the respective delivery devices 24 are driven by the same drive shaft 26.

Further, below the rear cover 20, a base portion of a parallel link device 30 as a pulling device for the rice transplanting device 6 is provided. The parallel link device 30 includes a support 31 fixed to the rear end of the base body 10, a pair of upper links 32, 32 and lower links 33, 33 supported by the support 31 and the upper and lower links. It consists of a connecting frame 34 attached to the rear end. The rice planting device 6 is attached to a connecting tool 34a provided on the connecting frame 34. The parallel link device 30 swings up and down as a whole by the expansion and contraction of a hydraulic cylinder (not shown) pivotally attached to the base body 10. As shown in FIGS. 3 and 5, the upper and lower links 32, 32, 33, 33 are the fertilizer pipes 25.
Since it is arranged so as to be located in the interval between the fertilizer application pipe 25 and the fertilizer application pipe 25, it does not hinder the operation of the parallel link device.

Next, FIG. 6 shows a side view of the rice transplanter 6. The rice planting device 6 includes a seedling tank 41 that is installed above the transmission case 40 so as to be inclined so that the front side is higher, and a planting claw 43 at the tip.
a is provided, and the seedling tank 4 moves up and down in an elliptical orbit.
It is equipped with a planting rod 43 for taking out one seedling from the nursery placed on 1 and planting it in the field. Transmission case
A center float 46 and a pair of left and right side floats 47, 47 are pivotally attached to the lower side of 40 so as to be vertically rotatable. A hydraulic valve 49 for detecting vertical movement is provided at the front part of the center float 46. When the float moves upward, the hydraulic cylinder is extended to lift the rice transplanter 6, and when the float moves downward, the hydraulic cylinder 49 is provided. Is contracted to lower the rice transplanter 6. The rice transplanter 6 is attached by rotatably connecting the front end of the transmission case 40 to the lower end of the connecting frame 34, is towed by the traveling vehicle 5, and the power of the rice transplanter 6 is illustrated. Not PTO
It is adapted to be transmitted from the traveling vehicle 5 by an axis.

As described above, in this rice transplanter 1, since the fertilizer storage tank is built in the step portion 21 provided at the rear end of the base body 10, it is possible to maintain a wide field of view of the operator, and the conventional rice transplanter can be used. In addition, the fertilizer tank 23 is not exposed to the outside and spoils the appearance. Further, by providing the fertilizer application tank 23 at the rear end portion of the base body 10, it becomes possible to shorten the fertilizer application pipe. The fertilizer tank 23 is provided close to the floor 11, and since the height from the floor 11 to the upper end of the fertilizer tank 23 is low, the fertilizer can be easily replenished. In addition, the rear cover 20
Also, since the rear part of the rear fender 19c is substantially horizontal, the horizontal plane may be used as a table or the like for temporarily placing seedlings when the seedling tank 41 is replenished with seedlings.

Note that, as shown in FIG. 7, a preliminary seedling placing table 50 can be provided above the stepped portion 21 if necessary. In that case, if the columns 51, 51 supporting the preliminary seedling placing table 50 are erected in the vicinity of the boundary between the rear cover 20 and the rear fender 19c, the fertilizer tank 23
Also, it does not hinder the installation of the parallel link device 30. The column 51 is provided so as to pass through an elongated hole 52 formed in the rear cover 20, and is supported by a support device (not shown) provided below the column 51 so as to be rotatable front and back. By tilting the support column 51 rearward with this support device, the preliminary seedling placing table 50 moves backward and tilts backward, so that the transplanting of seedlings from the preliminary seedling placing table 50 to the seedling tank 41 can be easily performed. It has become.

Further, as shown in the figure, it is also possible to provide roof struts 54, 55 at the front ends of the bonnet 15 and the step portion 21, and attach a sun visor 56 to the roof struts 54, 55. In this case, it is preferable to have at least one rear strut so that it does not interfere with work such as seedling supply, and for the sake of simplification of the structure, one front strut is also used. Is preferred. Further, as shown in FIG. 8, a switch box 58 for controlling the inclination is provided at the front edge of the preliminary seedling placing table 50, and the limit switch 59 of the switch box 58 is attached to the rear roof support 55. Terminal 60
The standing motion of the support column 51 may be stopped by contacting the. It is convenient if the roof support pillar 54 at the front part also serves as a center marker for confirming the center position at the time of planting. Further, the rear roof pillar may not be provided so as to project from the step portion 21 but may be fixed to the preliminary seedling placing table 50 as shown in FIG. In this case, the fixed position of the roof pillar 55 'should be the partition plate 50 of the spare seedling placing table 50.
It is advantageous to match it with the position of a from the viewpoint of strength and workability of supplying seedlings.

Further, the sun visor 56 may be supported by only one roof pillar provided on either the hood 15 or the step portion 21.

(Effect) As is apparent from the above description, the seedling transplantation device with a fertilizer application device according to the present invention is provided with a fertilizer tank and a seedling tank on the rear side of the control seat, and a fertilizer tank on the front side and a control seat. Since there is a passage that connects to the left and right between the seeds, both seedlings and fertilizer can be loaded and supplied from the front of the machine, improving workability. Further, since it is set up on the floor in front of the fertilizer tank, it is possible not only to replenish the fertilizer tank but also to replenish the seedling tank to the rear side of the fertilizer tank with a stable posture. Furthermore, when changing the replenishment position to the left or right during replenishment work for seedlings or fertilizer, the replenishment work can be performed quickly and easily because it can be moved laterally on the floor as it is without moving around the front of the seat. As a result, seedling and fertilizer supplementation work can be performed safely and efficiently, and the efficiency of transplantation work can be improved.

[Brief description of drawings]

FIG. 1 is an external view of an example of a riding rice transplanter according to the present invention as seen obliquely from the front, FIG. 2 is a perspective view of a main portion thereof, FIG. 3 is a perspective view of the same as seen obliquely from the rear, and FIG. The figure is a side view thereof, FIG. 5 is a rear view thereof, and FIG. 6 is a side view of a rice transplanting apparatus. Further, FIG. 7 is an external view of a different embodiment, FIG. 8 is a perspective view of the main part thereof, and FIG. 9 is an explanatory view of the main part of a further different embodiment. 1 ... Passenger rice transplanter, 2 ... Front wheel, 3 ... Rear wheel, 5 ... Running vehicle, 6 ... Rice transplanter, 19c ... Rear fender, 20 ...
… Rear cover, 21 …… Step, 23 …… Recessed part (fertilization tank), 25 …… Fertilization pipe, 30 …… Parallel link device, 50…
… Preliminary seedling stand, 56 …… Sun visor

Claims (1)

[Claims] 1. A seedling transplanting device with a fertilizer application, which comprises a seedling tank for holding seedlings for transplantation and a fertilizer tank of a fertilizer application at the rear of a passenger traveling vehicle. A seedling transplanting device with a fertilizer application, which is provided between the cockpit and the fertilizer tank, and a floor serving as a passage leading to the left and right sides of the vehicle body is provided between the cockpit and the fertilizer tank.