JPS621688B2 - - Google Patents

Description

Detailed Description of the Invention The present invention utilizes the power source of a self-propelled vehicle or tractor to perform various operations such as spraying disinfectants on standing trees, disinfecting lawns, spraying fertilizers, spraying herbicides, and injecting chemicals into the soil. This invention relates to a multi-purpose work vehicle for golf courses that can be used for multiple purposes, and to the best of the applicant's knowledge, no equipment that can be used for multiple purposes as described above has yet been proposed.

That is, by utilizing the power source of the chemical liquid spraying vehicle or tractor of the present invention, it is equipped with various functions such as spraying disinfectant to standing trees, disinfecting lawns and spreading fertilizer, spraying herbicide liquid, and injecting chemical liquid into soil, To provide a multi-purpose work vehicle for a golf course that can manage the golf course in a condition close to the best with less labor.

Next, one implementation of the present invention that can achieve the above objects will be described in detail with reference to the accompanying drawings.

Fig. 1 is a partially cutaway side view of the case where two sets of lawn mowers B are attached to the work vehicle main body A. In the figure, 1 is a trolley, 2 is an engine, 2a is an exhaust pipe, 3 is a chemical tank, and 4 5 indicates the blower housing, 5 indicates the hydraulic pump, and C indicates the wind direction guide device. However, the equipment itself and its related components other than the lawn mower B and the wind direction guide device C are the same as those of conventionally well-known chemical liquid spray vehicles. Since they are similar, detailed explanation thereof will be omitted.

That is, although the wind direction guide device C was provided in connection with the chemical spray nozzle even in conventional chemical spray automobiles, the wind direction guide device C in the present invention is a second,
As shown in FIG. 3, two types are interchangeably provided in the blower housing 4. That is, Figures 2 and 3 are front views of the same device, in which 1 is a trolley, 4 is a blower housing, 6 is a blower, C ₁ is a wind direction guide device for grass, C ₂ is a wind direction guide device for standing trees, and The wind direction guide device C ₁ for use in wind direction for standing trees is provided with a casing 7 equipped with a number of nozzles 7a facing left and right, which can be detachably attached to the blower housing 4, and the wind direction guide device for standing trees C ₂ is equipped with a number of nozzles 8a.
The casing 8, which is provided in the elevational direction, is removably attached to the blower housing 4 in the same manner as described above. That is, arc-shaped ventilation openings 7c, 8c having approximately the same diameter as the outer diameter of the blower housing 4 are formed in the rear wall surfaces of the casings 7, 8.
flanges 7b, 8 integrally formed on the periphery of 8c;
A plurality of screw insertion holes (not shown) are formed in b.

Therefore, in order to interchange the casings 7 and 8 and install them at the front of the blower housing 4 (on the left side in Figure 1), it is necessary to attach them to the rear of the blower housing 4 (on the right side in Figure 1).
The air blow openings 7c, 8c of the casings 7, 8 are inserted along the outer periphery of the housing 4, and the flanges 7b, 8 are inserted at the front end of the air blower housing 4.
The screw inserted into the screw insertion hole b is screwed into the outer peripheral wall of the blower housing 4.

Further, for removal, the screws are removed and the casings 7 and 8 are moved rearward along the outer periphery of the blower housing 4.

Note that 7d and 8d indicate liquid feeding tubes.

FIG. 4 is a front view of the herbicide spraying device D, in which reference numeral 9 denotes a fixed pipe having numerous nozzles 9a;
Reference numeral 10 indicates a movable tube having a number of nozzles 10a which are provided on the left and right sides of the fixed tube 9 so as to be able to be raised and lowered via hinges 11, and the fixed tube 9 and the movable tube 10 are fixed to the fixed boom 12 and the movable boom 13, respectively. A movable boom 13 is configured to be able to be raised, folded, and folded with respect to the fixed boom 12 via the hinge 11 mentioned above. Further, the fixed boom 12 has long holes 1 in a pair of support plates 14 fixed to the fixed boom 12.
By screwing 4a to the trolley 1 at an arbitrary position, it is fixed in a removable and vertically variable manner.
In the figure, 4 is a blower housing, 6 is a blower, and 15 is a liquid feeding tube.

5 and 6 show an example of a lawn mower B, in which 16 is a wheel, 17 is a gear case, 18 is a reel (for example, with 5 blades), and 20 is a roller. As shown in Figure 1, they are installed between the front wheels 23 and rear wheels 24 of the truck 1 and at the rear of the truck 1 via arms 25, respectively.At the rear of the truck 1, two units with different sizes and widths are provided. There is. (Note: The widest one is in the front,
The narrower one is at the rear. ) These lawn mowers B are provided so as to be movable up and down by a hydraulic piston 26.

FIG. 7 is a partially cutaway side view of the fertilizer spreader E, and FIG. 8 is a side view of the fertilizer spreader E when it is installed on the trolley 1.
In these drawings, 27 is a hopper, 27a is a discharge port for the fertilizer 28 provided at the lower part of the rear part of the hopper 27, 29 is a discharge amount adjustment lever operated via a guide 30, and 31 is a discharge amount adjustment lever 29 33 is a rotating vertical shaft having an agitator 33a and a fertilizer flow adjusting plate 33b; 34 is a rotating blade fixed to the rotating vertical shaft 33 at the lower part of the hopper 27; 35 indicates a guide plate fixed to the hopper 27 above the rotating blade 34;
The fertilizer spreader E configured in this manner is detachably installed at the rear of the truck 1 via a support rod 36. In addition, the base plate 3 is connected to the lower part of the hopper 27 via a connecting rod 37.
8 is fixed, and a movable bearing 39 having a free ring 39a is provided on the base plate 38. Further, the above-mentioned rotating vertical shaft 33 is configured to be rotated by a hydraulic motor 40 attached to the truck 1 via a universal joint 41 and a gear mechanism in a gear case 42.

Figures 9 and 10 show an example of a device F for injecting chemical liquid into the soil. In the figures, 43 is a grip mounting pipe that has a normal grip 43a and a grip 43b that can pass liquid on the left and right sides of the upper part, and 44 is a grip mounting pipe 43. An injection pipe 45 is fixed to the lower part of the injection pipe 44, and 45a is a soil surface abutting plate fitted to the injection pipe 44 so as to be movable up and down.
46 is a spring receiving ring provided on the upper part of the injection pipe 44 and whose spring force can be adjusted. 47 is a spring receiving part fixed to the contact plate 45, and 47 is a spring receiving ring fixed to the injection pipe 44 between the spring receiving part 45a and the spring receiving ring 46. Wrapped coil spring, 4
Reference numeral 3c indicates a shoulder band insertion hole provided between the grips 43a and 43b, one end of a hose 49 is connected to the grip 43b through which liquid can pass through via a coupling ring 48, and the other end of the hose 49 is connected to the grip 43b through which liquid can pass. As shown in FIG. 1, it is removably connected to a discharge pipe 50a of a low-pressure chemical pump 50 via a coupling 51. In addition, in Figure 1, 52
1 shows a high-pressure chemical liquid pump for functioning other equipment parts other than the injection pipe 44, and although not shown, spraying by the working vehicle body A, herbicide liquid spraying device D, fertilizer spreader E, and chemical liquid injection A switch for opening/closing a chemical fluid flow path for spraying chemical fluid onto the tool F and standing trees is installed at a desired location, and a reel for a hose 49 is provided on the cart 1.

In the above configuration, while the work vehicle main body A is self-propelled, the high-pressure chemical pump 52 and the blower 6 are driven by the power extracted from the engine 2,
The chemical solution in the chemical solution tank 3 is sprayed from each nozzle 7a of the lawn mowing wind direction guide device _C1 shown in FIG. ² or each nozzle 8a of the wind direction guide device C2 for standing trees shown in FIG. Disinfect trees in and around the golf course. (Note: The wind direction guide device C ₁ for lawns or the wind direction guide device C ₃ for standing trees must be attached to the blower housing 4 separately.) In addition, the herbicide spraying device D shown in FIG. Installed on the left and right movable boom 1
3 to the hinge 1 so that it is horizontal with the fixed boom 12.
1 to the left and right, and in this state, the herbicide solution is sprayed from each nozzle 9a, 10a.

The lawn mower B shown in FIGS. 5 and 6 can be attached via an arm 25 to two locations between the front wheels 23 and rear wheels 24 and at the rear of the trolley 1 as shown in FIG. Mowing the lawn using one of the above machines.

In addition, when spreading fertilizer on the lawn, as shown in Figs. 7 and 8, the fertilizer spreader E is attached to the rear of the trolley 1 via the support rod 36, and the hydraulic motor 40 operates the agitator 33a and the fertilizer flow adjustment plate. 33b, a lever 29 for rotating the rotating blade 34 and adjusting the discharge amount;
The opening degree of the discharge port 27a is adjusted via the discharge port adjusting plate 31 to spread the fertilizer over a wide range.

Furthermore, the chemical injection device F into the soil shown in Figures 9 and 10
The grip 43b, which can pass liquid, and the low-pressure chemical pump 50 are communicated with a hose 49 via the coupling rings 48, 51, and the grip 43a is
Grip the grip 43b that can pass liquid with both hands,
The lower part of the injection pipe 44 is pushed into the soil, and the contact plate 45 is moved against the coil spring 47 to inject the chemical solution into the soil, thereby improving acidity to alkalinity and removing insects, etc. living in the soil. It is something that kills them.

Since the present invention is constructed as described above, a self-propelled vehicle type or tractor type power source is used to spray disinfectant on standing trees, disinfect lawns, spray fertilizer, spray herbicide solution, and inject chemical solution into soil. In addition, the fixed boom and movable boom that make up the herbicide spraying device can be made compact for storage and transport, and the chemical solution can be sprayed in accordance with the natural growth condition of the grass. In other words, the golf course as a whole can be maintained in a state close to the best that is easy to play, and can be managed in a labor-saving manner.

[Brief explanation of the drawing]

The drawings show an embodiment of a golf course multi-purpose work vehicle according to the present invention, FIG. 1 is a conceptual side view when two sets of lawn mowers are attached to the work vehicle body, and FIG. 2 is a wind direction guide device for lawns. Figure 3 is a front view of the wind direction guide device for standing trees, Figure 4 is a front view of the herbicide spraying device, Figure 5 is a perspective view of the lawn mower, Figure 6 is a side explanatory view of the same as above, Figure 7 is a partially cutaway side view of the fertilizer spreader, Figure 8 is a side view of the same as above installed, Figure 9 is a front view of the chemical liquid injector into the soil, and Figure 10 is a part of the same as above. FIG. 3 is a front view of a cutaway portion. A...Work vehicle body, C ₁ ...Wind direction guide device for lawn, C ₂
...Wind direction guide device for standing trees, D...Herbicide spraying device,
E... Fertilizer spreader, F... Device for injecting chemical liquid into soil, 1
...Dolly, 4...Blower housing, 7a, 8a, 9
a, 10a... Nozzle, 9... Fixed tube, 10... Movable tube, 12... Fixed boom, 13... Movable boom, 14
...Brace plate, 49...Hose.

Claims (1)

[Scope of Claims] 1. A working vehicle body in which an engine, a hydraulic motor, a high-pressure chemical pump, a low-pressure chemical pump, a chemical tank, and a blower housing are mounted on a trolley, and are interchangeably attached to the outer peripheral wall of the blower housing. A wind direction guide device for lawns having a number of horizontal nozzles for spraying a chemical solution, and a wind direction guide device for standing trees having a number of upward nozzles for spraying a chemical solution, and a herbicide solution spraying device and fertilizer that are interchangeably attached to the trolley. A multi-purpose work vehicle for a golf course, which is equipped with: a sprayer; a low-pressure chemical pump connected to the chemical tank; and a chemical liquid injector into the soil that is detachably connected via a hose. 2. Claims in which the herbicidal chemical solution spraying device comprises a fixed boom having a fixed tube with a nozzle and a movable boom having a movable tube with a nozzle installed at both ends of the fixed boom so as to be able to be raised and lowered. The multi-purpose work vehicle for golf courses according to item 1. 3. The multi-purpose golf course golf course according to claim 2, wherein the fixed boom is fixed to the trolley in a variable vertical position and detachable via a support plate having a long hole provided in the fixed boom. work vehicle.