JP2002262614A - Housing tank for application agent of transplanter - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a housing tank 30 for a transplanter enabling to be supported with good stability, and to well perform maintenance operation under a machine body cover 4 by rotating the housing tank 30. SOLUTION: This housing tank 30 for the application agent of the transplanter is obtained by installing the housing tank 30 in the upper rear of the machine body cover 4 covering the traveling machine body 10 and composing the housing tank 30 so that rotation and evacuation toward the interior of a space formed between the traveling machine body 10 and a seedling-carrying platform 2a can be carried out at the rear of a driver's seat in the transplanter equipped with a planting device 2 having the seedling-carrying platform 2a and an application agent feeder 3 provided with the housing tank 30 housing an application agent such as a fertilizer at the rear of a maneuvering part 1g of the traveling machine body 10.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a storage tank in a transplanter for applying an application agent such as a fertilizer or a drug to a field at the same time as transplantation.

[0002]

2. Description of the Related Art Conventionally, a transplanting machine equipped with a planting device for scraping and transplanting a mat seedling and a fertilizing device for feeding a fertilizer contained in a fertilizer tank and applying it to a field has been known.
No. 23, for example.

[0003] The fertilizer applicator of the transplanter described in the above-mentioned publication has a rectangular box-shaped fertilizer tank for accommodating a granular fertilizer for each planting streak of each seedling, and is connected in series in a lateral direction. It has a configuration in which a feeding device for sending out fertilizer is provided at the lower part.

[0004] The above-described transplanter has a support structure which is mounted and fixed on a support frame assembled in a series of box frames at the rear of the traveling body.

[0005]

SUMMARY OF THE INVENTION The known implanter comprises:
The support structure of the fertilizer tank is provided with a box frame-shaped support frame at the rear of the traveling aircraft, so it is necessary to have a special space and a complicated heavy frame structure. Because of this, the running balance is easily lost, and the fertilizer tank is fixed together with the support frame, so if you want to perform maintenance work on the rear part of the aircraft, you need to disassemble the fertilizer tank and support frame, etc. Becomes

[0006]

According to the present invention, there is provided a transplanting machine for a transplanting machine, comprising a seedling table 2a behind a control section 1g of a traveling machine body 10. In the transplanting machine equipped with the application agent supply device 3 having the storage tank 30 storing the application agent such as fertilizer and the like, the storage tank 30 is installed behind the driver's seat and above the rear part of the body cover 4 covering the traveling body 10. In addition, the storage tank 30 is characterized in that it can be rotated and retracted into a space formed between the traveling machine body 10 and the seedling mounting table 2a.

The inside of the storage tank 30 is rotatably supported on the support shaft 5 erected from the traveling body 10 at the rear of the body cover 4 and the other side of the storage tank 30 is fixed. The traveling body 10 by the part 53
It is characterized by being detachably supported.

[0008]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Next, an embodiment of the present invention will be described with reference to the drawings.

[0009] The riding type transplanter 1 shown in Figs. 1 and 2 will be described.
The engine 1d and the steering wheel 1
e and a seat 1f are provided at the left and right central portions of the vehicle body 10 with a control unit 1g. The planting device 2 is mounted on the traveling body 10 and an elevating mechanism 11 provided at the rear of the control unit 1g. And an application agent supply device 3 (supply device for fertilizer and the like).

The traveling body 10 is covered with a body cover 4, and the body cover 4 is integrally formed with a deck cover part 4a in front of the seat 1f and a rear cover part 4b covering the lower part of the seat 1f and the side thereof. Is formed.

The rear cover 4b is provided with a control unit 1g.
Is constructed so as to be a passage that can walk and move from the deck cover portion 4a forming the floor surface to the rear of the planting device 2 side, and supply and application of mat seedlings described later (fluid fertilizer and the like).
The replenishment work, such as replenishment, is facilitated.

On the sides of the deck cover 4a and the rear cover 4b, there are auxiliary steps (side steps) 4c, 4c, which extend laterally from the traveling body 10 and are supported.
4c is provided to facilitate walking backward from the seat 1f side and performing the above-described replenishment work.

The planting apparatus 2 further comprises a seedling table 2a on which eight rows of mat seedlings can be placed, and eight rows of planting claws 2b for scraping the seedlings from the seedling table 2a and planting them in the field. And a float 2c or the like that slides while supporting the weight of the planting apparatus 2 is provided in the same configuration as the conventional apparatus.

As shown in FIG. 1, the planting device 2 includes a planting transmission shaft 12 disposed rearward from a position deviated to one side from the left and right central portions of the vehicle body at the lower abdomen of the vehicle body 10 as shown in FIG. Power is transmitted as input.

As shown in FIGS. 2 and 3, the application agent supply device 3 includes two left and right storage tanks 30 for storing fluid application agents such as fertilizers and disinfectants applied to fields and crops.
A feeding unit 3a for feeding out the application agent from the storage tank 30, a nozzle unit 32 for applying the fed-out application agent to a field via a conduit 31, and the like. The nozzle unit 32 is installed on the traveling machine body 10 with the following configuration. .

That is, the storage tank 30 shown in this embodiment
Is a fluid storage tank for storing a paste-like fertilizer (fluid), which is an example of an application agent, as shown in FIGS. And are arranged close to each other so as to form a substantially horizontal straight line in plan view of FIG.

In FIG. 4, reference numeral 4e denotes a central rear step;
f is a side rear step, 5 is a support shaft for supporting the storage tank 30, 54 is a fixture such as a knob bolt, and 10a is a main frame.

As described above, the overall height of the application agent supply device 3 can be reduced by the arrangement and support structure in the storage tank 30, and the storage tank 30 and the like can be compactly integrated between the seat 1f and the seedling mounting table 2a of the planting device 2. Meanwhile, the center of gravity of the machine is shifted to the lower side of the body 10 so that the right and left balance of the right and left storage tanks 30 due to their own weight can be maintained.

The left and right storage tanks 30 are arranged as shown in FIG.
A stable structure is provided behind the rear cover part 4b of the body cover 4 as shown in FIG.
a delivery device 3b for supplying a fluid material having flexibility
3 and 6 (FIGS. 3 and 6), and a tank lid 30a is provided at the upper portion of the tank so as to openably close a supply port for a large-diameter fluid.

Next, the feeding unit 3a of the application agent supply device 3
Will be described.

The dispensing unit 3a drives a dispensing device 3b which communicates with the left and right storage tanks 30 and a pump constituting the dispensing device 3b so as to be capable of shifting by operating a shift lever 6a (FIG. 6). Feeding adjustment device 6
To the input shaft 60 of the feeding adjusting device 6.
And the transmission mechanism 70 for transmitting power from the vehicle, the device can be installed compactly at the rear portion of the seat 1f while lowering the center of gravity of the device, and the speed change transmission of the feeding device 3a is performed. It is designed to perform well.

That is, the feeding unit 3a is connected to the traveling body 10
A transmission chain 70 is vertically wound around a sprocket 12a provided in the middle of the planting transmission shaft 12 for transmitting power from the plant to the planting device 2, and a sprocket 60a of the input shaft 60 located almost directly above the planting transmission shaft 12. ing.

The tension adjusting mechanism 6 is driven by the transmission mechanism 7 while tensioning the transmission chain 70 by the chain tensioning mechanism 7a (FIG. 5). By connecting a transmission mechanism provided horizontally to the pump input shaft 62 of the feeding device 3b with a transmission case 63 therein, the feeding device 3b is driven to remove fluids such as fertilizers and chemicals in the storage tank 30. Dispensing while distributing to each strip by the dispensing device 3b, conduit 31 (FIG. 3)
Nozzle part 3 in the vicinity of each planting claw 2b of the planting device 2
2 so that application work such as fertilization using paste-like fertilizer discharged into the soil can be performed smoothly.

The chain tensioning mechanism 7a has a roller support culm 72 having a roller 71 for urging the transmission chain 70 in the tensioning direction, and a support frame 35 for supporting the feeding unit 3a.
Are rotatably supported by a support shaft 73 provided at the bottom.

Therefore, the transplanter 1 configured as described above
When the application operation by the application agent supply device 3 is performed simultaneously with the planting operation of the seedlings by the planting device 2, the liquid material feeding device 3b and the feed amount of the application agent by the feeding device 3b A feeding unit 3a including a feeding adjusting device 6 for performing adjustment is provided.

As shown in FIGS. 3 and 6, the application agent storage tanks 30 are disposed adjacent to the left and right of the feeding unit 3a, so that two application agent storages symmetrical to the left and right of the feeding unit 3a. The center of gravity of the application agent supply device 3 is set closer to the center of the traveling machine body 10 while maintaining the left-right balance of the machine body 10 by bringing the tank 30 close to each other as shown by a chain line in FIG. And at the same time, and with good stability of the machine body 10.

The feeding unit 3a is a planting transmission shaft 12 (FIG. 1) for transmitting power from the traveling machine body 10 to the planting device 2.
Then, the power is transmitted to the input shaft 60 of the feeding adjusting device 6 by the vertical transmission mechanism 7 (FIG. 5), and the power is transmitted from the feeding transmission 6 to the feeding device 3b (FIG. 3) arranged in the lateral direction. It is configured to be.

Accordingly, the feeding adjusting device 6 and the feeding device 3b can be installed close to each other in a united manner with their height lowered in the left-right direction, and the feeding unit 3a can be fed while lowering the center of gravity of the feeding unit 3a. Since the transmission is transmitted to the adjusting device 6 by the vertical transmission mechanism 7, the transmission mechanism 7 does not protrude largely in the horizontal direction.

As shown in FIG. 5, the feeding unit 3a and the transmission mechanism 7 have an inverted L-shape as viewed from the front, and the space formed therebetween is effectively used as an installation space for the chain tensioning mechanism 7a of the transmission chain 70. can do.

Accordingly, the transmission unit 3a
Transmission mechanism 7 with the left and right widths as small as possible
It is characterized in that power can be accurately transmitted from the traveling machine body 10 to the feeding unit 3a while the device for adjusting the tension of the chain 70 is compactly assembled.

As described above, at the rear of the seat 1f, while the width of the feeding unit 3a is reduced, the left and right storage tanks 3a are arranged.
0 are placed close to each other, so the overall width of these
Since it can be reduced without protruding greatly from 0, the walking space for the rear cover portion 4b of the body cover 4 and the auxiliary step 4c can be sufficiently secured, and the worker can move the seedling mounting table 2a and the two storage tanks 30. It is possible to sufficiently approach the seedling mounting table 2a, and perform a simple and efficient operation of supplying a fertilizer such as a paste or liquid fertilizer to the storage tank 30 with a stable posture. There are advantages such as being able to.

As shown in FIG. 2, the body cover 4 has a front portion of the body cover 4 attached to the traveling body 10 by an attachment shaft 4d.
The configuration is such that it can be switched to the maintenance posture in which the lower part of the machine body cover 4 is largely opened by rotating upward with the mounting shaft part 4d indicated by a chain line as a fulcrum.

The rear part of the body cover 4 is supported by the traveling body 10 so as to be detachable. The storage tank 30
As shown in FIG. 4, the support structure is rotatably fitted to the upper support shaft 5 of a support shaft frame that is erected upward from a sturdy body frame 10a on the rear inner side of the traveling body 10. The left and right storage tanks 30, 3 are supported by the support arms 51, 51.
0 is connected to and supported on the inner side of the machine body, and a fixing portion 30b provided at the rear of the housing tank 30 on the outside of the machine body is an auxiliary step 4c.
Between the bracket 55 and the bracket 55 forming the fixing portion 53 located at the rear of
Each of the storage tanks 30 can be set to the “working posture” shown by a solid line in FIGS.

When the fixing device 54 is released and the storage tank 30 is rotated rearward about the support shaft 5, the outer side of the storage tank 30 is located at the rear of the traveling machine body 10 in the seedlings of the planting apparatus 2. Since it moves into the space formed below the mounting table 2a, it can be set to the "maintenance posture" retracted from above the rear cover 4b.

At this time, since the storage tank 30 is retracted above the rear cover 4b at the rear of the body cover 4,
In this state, the body cover 4 can be easily switched from the working posture shown by the solid line in FIG. 1 to the maintenance posture shown by the dashed line in FIG. Maintenance work such as inspection and repair can be performed efficiently and comfortably without being hindered by the storage tank 30 and the body cover 4.

As shown in FIGS. 3 and 4, the fixing portion 53 is provided with a mounting bracket 55 erected from a side rear step 4f outside the rear portion of the traveling body 10 and is accommodated in an upper portion of the rear surface of the mounting bracket 55. With the fixing portion 30b formed on the outer side of the body of the tank 30 abutting from the rear, the two are detachably attached to each other by the fixing tool 54.

Therefore, according to this configuration, the storage tank 30 which contains the application agent such as fertilizer and the like is fixed by fixing the fixing portion 30 b to the bracket 55 of the fixing portion 53 on the outside of the body. It is possible to easily switch to the maintenance posture in which the work tank is stably supported, and the fixing tool 54 is released, and the storage tank 30 is rotated and retracted.

Further, since the fixing portion 53 directly uses the rear portion of the body frame 10a as a mounting portion, the mounting structure can be simplified and inexpensive, and the sides of the storage tank 30 are widely opened in the maintenance posture. There are features such as being able to.

In the transplanting machine 1 for performing the above-described planting and fertilizing operation, one of the storage tanks 30 provided behind the transplanting machine 1 is placed on the body side behind the body cover 4 in the body frame 10 a of the traveling body 10. And the other end of the storage tank 30 is detachably attached and supported by a fixing portion 53 provided on the outer side of the traveling body, so that the application agent is stored. To stably support both sides of the heavy storage tank 30,
When it is desired to perform maintenance work on the lower part of the storage tank 30, when the fixing of the fixing part 53 is released from the side, the seedling table 2 behind the rear cover 4 b with the inner support shaft 5 as the center.
It can be easily rotated and retracted to the lower space portion a.

Accordingly, the rear of the body cover 4 can be turned upward and forward with the mounting shaft 4d provided at the front of the body cover 4 as a fulcrum, so that the body below the body cover 4 can be rotated. The rear part of 10 can be opened widely.

Therefore, in this open state, the maintenance work can be efficiently and easily performed under the body cover 4 without being obstructed by the body cover 4 and the storage tank 30 from the side of the body 10. .

[0042]

The storage tank of the transplanting machine according to the present invention has a planting device 2 having a seedling mounting table 2a behind the control section 1g of the traveling machine body 10, and a storage tank 30 storing application materials such as fertilizer. In the transplanting machine provided with the application material supply device 3, the accommodation tank 30 is located behind the driver's seat,
And the storage tank 30 is configured to be rotatable and retractable into a space formed between the traveling body 10 and the seedling mounting table 2a.

Therefore, the storage tank 30 is moved to the rear
When the vehicle is rotated and retracted into the lower space portion a, the rear side of the body 10 is largely opened, so that maintenance work of the crosspiece can be easily performed.

The inside of the storage tank 30 is rotatably supported by a support shaft 5 erected from the traveling body 10 at the rear of the body cover 4.
0 is supported on the traveling body 10 by a fixing portion 53 so as to be detachable.

Therefore, the inside and outside of the storage tank 30 can be stably supported with a simple structure,
The retracting rotation and maintenance work of the storage tank 30 can be efficiently and easily performed.

[Brief description of the drawings]

FIG. 1 is a side view of an implanting machine according to the present invention.

FIG. 2 is a plan view of the implanter shown in FIG. 1s.

FIG. 3 is a plan view showing a configuration of an application agent supply device.

FIG. 4 is a front view showing the configuration of the rear part of the transplanter having the application agent supply device.

FIG. 5 is a front view of a driving unit of the application agent supply device.

FIG. 6 is a plan view showing a main part of the application agent supply device.

[Explanation of symbols]

REFERENCE SIGNS LIST 1 transplanter 2 planting device 3 application agent supply device 3a feeding unit 3b feeding device 4 fuselage cover 4a deck cover 4b rear cover
4c Auxiliary step 5 Support shaft 6 Feeding transmission 10 Running body 10a Body frame 30 Storage tank 30b Fixing part 51 Support arm 53 Fixing part 54 Fixing tool
55 bracket

[Procedure amendment]

[Submission Date] July 30, 2001 (2001.7.3)
0)

[Procedure amendment 1]

[Document name to be amended] Statement

[Correction target item name] 0023

[Correction method] Change

[Correction contents]

The tension adjusting mechanism 6 is driven by the transmission mechanism 7 while tensioning the transmission chain 70 with the chain tensioning mechanism 7a (FIG. 5), and the power shifted by the extension adjusting apparatus 6 is transmitted to the transmission output shaft 61. By connecting a transmission mechanism provided horizontally to the pump input shaft 62 of the feeding device 3b with a transmission case 63 therein, the feeding device 3b is driven to remove fluids such as fertilizers and chemicals in the storage tank 30. Dispensing while distributing to each strip by the dispensing device 3b, conduit 31 (FIG. 3)
Thus, application work such as fertilization using a paste-like fertilizer can be smoothly performed by discharging into the soil from a nozzle portion 32 provided near each planting claw 2b of the planting device 2.

[Procedure amendment 2]

[Document name to be amended] Statement

[Correction target item name] 0042

[Correction method] Change

[Correction contents]

[0042]

The storage tank of the transplanting machine according to the present invention has a planting apparatus 2 having a seedling mounting table 2a behind the control section 1g of the traveling machine body 10, and a storage tank 30 storing an application agent such as fertilizer. In the transplanting machine equipped with the application agent supply device 3, the accommodation tank 30 is located behind the driver's seat,
And the storage tank 30 is configured to be rotatable and retractable into a space formed between the traveling body 10 and the seedling mounting table 2a.

 ──────────────────────────────────────────────────の Continued on the front page F term (reference) 2B052 BC05 BC07 BC16 EA08 EA10 EA13 2B060 AA01 BA04 BA07 BA09 BB07 2B121 CB06 CB20 CB33 CB61 CB66

Claims (2)

[Claims] 1. A transplanter equipped with a planting device 2 having a seedling mounting table 2a behind a control section 1g of a traveling machine body 10 and an application agent supply device 3 having a storage tank 30 containing an application agent such as fertilizer. The storage tank 30 is installed behind the driver's seat and above the rear part of the body cover 4 that covers the traveling body 10, and the storage tank 30 is directed into a space formed between the traveling body 10 and the seedling mounting table 2a. The application agent storage tank of the transplanter, which is configured to be able to rotate and retract. 2. A support shaft (5) that stands upright from the traveling body (10) at the rear side of the body cover (4) on the inner side of the housing tank (30).
2. An application agent storage tank for an implanting machine according to claim 1, wherein said storage tank is rotatably supported and said other side of said storage tank is removably attached to said traveling machine body by a fixing portion.