JPH0591234U - Fertilizer application for walk-behind rice transplanters - Google Patents

Abstract

(57) [Abstract] [Purpose] To provide a walk-behind rice transplanter capable of operating a fertilizer feeding part of a fertilizer applicator with one hand while operating a handle with the other hand. [Structure] A fertilizer applicator is installed in the rice transplanter body, a fertilizer applicator is provided in the fertilizer applicator, and a fertilizer applicator operation lever is linked to the fertilizer applicator and the fertilizer applicator is operated to stop / apply the fertilizer applicator by the operation lever. In the fertilizer applicator for a walk-behind rice transplanter, the tip of the fertilizer feeding operation lever was extended to near the handle attached to the main body of the rice transplanter.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to a fertilizer application device for a walk-behind rice transplanter.

[0002]

[Prior Art]

 Conventionally, as a form of walking type rice transplanter, there is a rice transplanter main body equipped with a fertilizer application at approximately the center, and the same fertilizer application has the same number of fertilizer feeding parts as the number of planting rows of seedlings. A fertilizer feeding pipe connected to the fertilizer feeding portion is provided so that fertilization can be performed for each planting section of the seedlings.

Moreover, an operation lever for performing a fertilizer feeding / stopping operation is interlockingly connected to each fertilizer feeding section so that the fertilizing feeding can be stopped for each fertilizer feeding section so that the fertilizer feeding section can be stopped. The seedlings are not planted and fertilized at the edge of the headland, so that the seedlings can be grown uniformly by performing so-called stapling operation.

[0004]

[Problems to be solved by the device]

 However, when planting seedlings with the above-mentioned walk-behind rice transplanter, the worker walks while holding the handle provided on the main body of the rice transplanter immediately behind the machine, and the fertilizer applicator is used for rice transplanter. Since the fertilizer feeding section of the fertilizer application is stopped at the approximately central portion of the machine body, in order to stop the fertilizing feeding of the fertilizer applying apparatus with the operating lever, one by one removes the hand from the handle and approaches the fertilizer applying apparatus in front, that is, Since the operation lever had to be operated away from the driving position, it took a lot of time to perform such a straddling work, and it was dangerous because it was necessary to remove the hand from the running rice transplanter main body.

[0005]

[Means for Solving the Problems]

 Therefore, in the present invention, a fertilizer applicator is provided in the rice transplanter main body, a fertilizer applicator is provided in the fertilizer applicator, and a fertilizer applicator operation lever is linked to the fertilizer applicator and the fertilizer applicator is operated by the lever. A fertilizer applicator for a walk-behind rice transplanter capable of feeding and stopping operations, wherein the tip of the fertilizer feed operation lever is extended to near the handle attached to the body of the rice planter. The fertilizer application device will be provided.

[0006]

[Action]

 When planting seedlings, the operator drives the planting unit while running the rice transplanter body in the field, and also holds the handle to walk while planting seedlings.

Moreover, fertilizer can be fed from the fertilizer feeding section provided in the rice transplanter main body as needed to perform fertilizing work.

[0008] At the edge of the field or on the edge of the headland, seedling planting and fertilization are stopped, but this work involves stopping the seedling planting by operating the operation lever attached to the handle. , The fertilizer feeding operation lever linked to the fertilizer feeding section can be operated.

At this time, since the tip of the fertilizer application operation lever is extended to the vicinity of the handle, it is possible to easily operate the fertilizer application operation lever with the other hand while holding the handle with one hand. it can.

[0010]

【Example】

 Hereinafter, embodiments of the present invention will be described with reference to the drawings.

A shown in FIG. 1 is a walk-behind rice transplanter equipped with a fertilizer applicator 21 according to the present invention. The walk-behind rice transplanter A has a prime mover section 2 mounted at the front of a machine body k, and The mission section 3 is provided on one side, and the upper part of the prime mover section 2 and the mission section 3 is covered with the bonnet 1. The shaft case 4 is provided right behind the lower rear surface of the mission section 3, and Left and right transmission shaft cases 5 and 5, which are substantially L-shaped, are separately extended from the upper and left side surfaces of the mission portion 3 located below the lower end edge of the bonnet 1.

At the rear end of the left and right transmission shaft cases 5 and 5, a planted mission case 6 is continuously provided, and at the planted mission case 6, a base end of a handle stay 7 is continuously provided. The handle stay 7 is formed by extending rearward and upward, and the handles 8, 8 branched to the left and right sides are attached to the upper end, and four seedling mats can be placed midway through the seedling placement table support frame 9. Front and rear high seedling mounts 10 are installed in a row. 16 is a seedling planting mechanism linked to the mission planting case 6.

The front ends of the swing cases 11 and 11 are interlockingly connected to the left and right sides of the mission unit 3, and the left and right wheels 12 and 12 are interlockingly connected to the rear ends of the swing cases 11 and 11, respectively. 13 is a center float, 14 is a side float, and 15 is a sensor float.

Further, between the left and right side portions of the machine body k and the rear portions of the left and right transmission shaft cases 5 and 5, a preliminary seedling stand support frame 17 is erected so as to straddle the shaft case 4, and the same support is provided. On the horizontal frame 17a of the frame 17, the preliminary seedling mounting table 18 is mounted in a front low rear high tilted posture.

The fertilizer application device 21 is attached to the support column 17b of the preliminary seedling table support frame 17 via a stay 22.

In the above-mentioned configuration, the gist of the present invention lies in the structure of the fertilizer application device 21, and the structure of the fertilizer application device 21 according to the following will be described with reference to FIGS. 2 and 3.

That is, as shown in FIG. 2, the fertilizer application device 21 includes a hopper 23 for containing fertilizer, a fertilizer feeding part 24 attached to the lower end of the hopper 23 for feeding a fixed amount of fertilizer, and the fertilizer feeding device 24. The fertilizer feeding pipe 25 has its upper end connected to the feeding portion 24 and its lower end is located on the side of the side float 14, and a chute 26 attached to the lower end of the fertilizer feeding pipe 25. 27 is a groove plate attached to the side float 14.

As shown in FIGS. 2 and 3, the fertilizer feeding section 24 interlocks the feeding drive shaft 28 and the power transmission shaft (not shown) in the planting mission case 6 via the interlocking mechanism 29. The fertilizer feeding unit 24 is connected to the fertilizer feeding unit 24 so that the fertilizer can be fed from the chute 26 through the fertilizing feeding pipe 25 into the groove formed by the grooving plate 27. ing. 29a is a first interlocking rod, 29b is a first lever body, 29c is a second interlocking rod, 29d is a second lever body, and 29e is a link.

Moreover, as shown in FIGS. 2 and 3, a clutch unit 30 is attached to the delivery drive shaft 28, and the clutch unit 30 allows the transmission drive shaft 28 to have a transmission cylindrical shaft 31. And a protruding pin 32 is provided on the peripheral wall of the transmission cylindrical shaft 31, while the base end of the slide cylinder 33 is slidably fitted in the feeding drive shaft 28 in the axial direction. An engaging recess 34 that can engage with the protruding pin 32 is formed at the tip end of the 33, and the engaging recess 34 becomes a protruding pin 32 by a spring 35 that winds the slide cylinder 33 around the outer circumference of the drive shaft 28. It is configured to be elastically biased in the engaging direction. 37 is a slide guide plate and 38 is a retaining pin.

Further, the slide cylinder 33 is engaged with a distal end portion of a shift fork 39 having a base end portion pivotally supported, and a base end of a fertilizer feeding operation lever 36 is attached to the shift fork 39. The tip of 36 is inserted into the guide groove 40a of the lever guide body 40 and extended rearward, and the lever grip 36a formed at the tip is positioned near the handle 8. 41 is a shift fork support shaft, and 42 is a lever mounting body.

The middle part of the fertilizer feeding operation lever 36 can be locked to the clutch connecting locking part 40b and the clutch disconnecting locking part 40c formed in the guide groove 40a of the lever guide body 40, respectively. As a result, the clutch portion 30 can be switched between the clutch connecting operation and the clutch disconnecting operation at each locking position.

In this way, while the operator operates one of the left and right handles 8 and 8 with one hand, the other hand is extended forward to grasp the lever grasping portion 36a of the fertilizer application operation lever 36. In addition, by operating the lever 36 along the guide groove 40a of the lever guide body 40, the slide cylinder body 33 of the clutch portion 30 is swung against the bias of the spring 35, and the engagement concave portion 34 is formed. The engagement with the projecting pin 32 is released so that the clutch can be disengaged, that is, the fertilizer application / feeding stopped state can be set.

[0023]

[Effect of the device]

 According to the present invention, the following effects can be obtained.

That is, in the present invention, since the fertilizer feeding operation lever can be operated with the other hand while the handle is held by one hand at the operating position of the handle, the operator can operate the lever from the operating position. Since it is possible to prevent the trouble of moving away to the vicinity of the fertilizer application and the risk of releasing the handle of the running rice transplanter body, it is possible to perform seedling planting work and fertilizer work safely and securely. You can

[Brief description of drawings]

FIG. 1 is a side view of a walk-behind rice transplanter equipped with a fertilizer application apparatus according to the present invention.

FIG. 2 is a side view of the main part.

FIG. 3 is a partially cutaway plan view of the same main portion.

[Explanation of symbols]

 A Walking type rice transplanter 21 Fertilizer application 24 Fertilizer feeding part 36 Fertilizer feeding operation lever

Claims (1)

[Scope of utility model registration request] 1. A fertilizer applicator (21) is provided in a rice transplanter main body, and a fertilizer applicator feeding part (24) is provided in the fertilizer applicator (21).
A fertilizer applicator for a walk-behind rice transplanter in which a fertilizer feeding operation lever (36) is linked to (24) and the fertilizer feeding section (24) allows the fertilizer feeding / stopping operation to be performed by the operation lever (36). , A fertilizer applicator for a walk-behind rice transplanter, wherein the tip of the fertilizer application operation lever (36) is extended to the vicinity of the handle (8) attached to the main body of the rice transplanter.