JPH07203784A - Automatic-watering apparatus - Google Patents

Abstract

PURPOSE:To automate a watering work and make it possible to perform a watering work without a trouble even in the field with remarkable undulations. CONSTITUTION:The basal part of a joint hose 7 is connected to the joint opening of a water supply pipe 1 and a pusher (the lower end of a metal tube 7b) composed of a valve opening and closing unit attached to the basal part of the joint hose 7 is allowed to push down a block board as a valve so as to open the joint opening of the water supply pipe 1 by stopping a truck 2a at a watering position determined in advance and operating an elevator unit (hose connector unit) 12 so as to descend the basal part of the joint hose 7. Water in the water supply pipe 1 is allowed to go thereby from the joint opening through the joint hose 7 to a water-spraying nozzle 6, and then sprayed therethrough.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an improvement of an automatic watering device for watering a wide range of places such as a field and a golf course.

[0002]

2. Description of the Related Art Conventionally, as this type of irrigation system (A),
The one shown in FIG. 4 is known.

This irrigation system (A) has a water supply pipe (01) buried in soil and a hose attachment port (05) connected to a predetermined portion of the water supply pipe (01) via a manual valve (02). , Sprinkler device (03), sprinkler device (03) and hose mounting port (0
5) It has a water supply hose (04) for connection with.

With the above-mentioned irrigation system (A), an operator connects the water supply hose (04) to the hose attachment port (05) at a predetermined irrigation site and irrigates the sprinkler system (03) for a required time, After irrigation, remove the water supply hose (04) from the hose attachment port (05), carry the sprinkler device (03) to the next irrigation place, and install the water supply hose (04) different from the above. It was connected to the mouth (05) for watering.

However, since the work of carrying the sprinkler device (03), connecting the water supply hose (04) to the hose mounting port (05), etc. must be carried out every time the irrigation place is changed,
There is a problem that it is very troublesome and the work efficiency is poor.

Therefore, in order to solve the above-mentioned problems, the present applicant has proposed an automatic watering device as described in the specification and drawings attached to the application of Japanese Patent Application No. Hei 5-23565.

This automatic irrigation system is provided with a pump on a trolley which is designed to be self-propelled along a gutter, and this pump sucks up water in the gutter from a water pipe that hangs from the trolley into the gutter and mounts it on the trolley. The water is sprayed from the sprinkling nozzle.

The above automatic irrigation system is superior to the above-mentioned conventional example in that it requires no worker and improves working efficiency, but it allows water to pass through the trough and is installed in the truck. Due to the structure that sucks up the water in the gutter, the gutter must be installed horizontally, and there is a problem that it cannot be applied to a golf course or a field where undulations are severe.

[0009]

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned conventional problems, and aims at automating the irrigation work and enabling the irrigation to be performed without trouble even in a place where the undulations are severe. It is an object of the present invention to provide an automatic irrigation device according to the above.

[0010]

In order to achieve the above object, an automatic irrigation system of the present invention is provided with a water supply pipe laid on the ground and provided with a connection port at an appropriate position, and a valve for opening and closing the connection port of the water supply pipe. With a bogie running along the water supply pipe, a water sprinkling nozzle provided on the bogie, the tip end is connected to the water sprinkling nozzle, and the base end is stopped by the bogie at a predetermined stop position, A connection hose attached to the truck so as to face the connection port of the water supply pipe, and a hose connection means provided on the truck for connecting or disconnecting the base end of the connection hose to the connection port of the water supply pipe. A valve opening / closing means provided on the trolley for opening / closing the valve on the water supply pipe side is provided.

Further, the present invention is characterized by adopting the following configuration. The base end of the connection hose is mounted on the truck so as to be movable toward and away from the connection port of the water supply pipe, and the hose connection means moves the base end of the connection hose toward and away from the connection port of the water supply pipe. It shall consist of hose moving means that moves the base end of the connection hose to disconnect or connect it to the connection port of the water supply pipe.

The base end of the connection hose is mounted on the carriage so that it can be raised and lowered toward the connection port of the water supply pipe, and the hose connecting means directs the base end of the connection hose toward the connection port of the water supply pipe. The lifting and lowering means shall be such that the base end of the connection hose is disconnected from and connected to the connection port of the water supply pipe by raising and lowering.

The elevating means comprises a motor provided on the carriage, a pinion rotated by the motor, and a rack fixed to the side surface of the base end portion of the connection hose and meshing with the pinion.

The valve is provided with a valve body which is urged by urging means provided inside the water supply pipe to close the connection port from the inside of the water supply pipe, and the valve opening / closing means is a base of the connection hose. A pusher that is provided at an end portion and that moves the base end portion of the connection hose closer to the connection port of the water supply pipe to push the valve body inward of the water supply pipe to open the connection port.

The valve is an opening / closing valve that opens and closes by the rotation of the valve shaft, and the valve opening / closing means stops the carriage at a predetermined stop position so that the drive gear meshes with the gear fixedly fitted to the valve shaft. And a drive gear that is rotated forward and backward by a motor provided on the carriage.

The connection port is provided at the tip of a branch pipe branching laterally from the water supply pipe, and an opening / closing valve is provided in the middle of the branch pipe. The wheels of the trolley are mounted so that they roll on the water supply pipe as a rail.

A pump for pumping the water sucked from the base end side to the water spray nozzle is provided in the middle of the connection hose.

[0018] When the trolley reaches a position where the operating piece provided near the connection port of the water supply pipe and the base end of the connection hose align with the connection port of the water supply pipe, the trolley is opposed to the operation piece. And a traveling stop sensor which is operated by being opposed to the operating piece to stop the traveling of the carriage.

A packing for preventing water leakage to the outside is provided at the base end of the connection hose by crimping it to the outer surface of the water supply pipe.

The sprinkler is used as the sprinkler nozzle.

The trolley is equipped with a battery for supplying power to the driving means for traveling the trolley.

The trolley is equipped with a battery for supplying electric power to the drive means for driving the trolley and the pump.

[0023]

[Operation] After stopping the carriage at a predetermined stop position and operating the hose connecting means to connect the base end portion of the connecting hose to the connection port of the water supply pipe, or almost at the same time, the valve opening / closing means is operated. When operated and the valve is opened, the water in the water supply pipe is sprinkled from the spout nozzle through the connection hose and the connection hose.

After the watering is finished, the valve opening / closing means is operated in the reverse manner to the above, and after closing the valve, the hose connecting means is operated in the reverse manner to the above so that the base end portion of the connection hose is connected to the connection port of the water supply pipe. When released, the trolley can then freely travel to the next irrigation site.

[0025]

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

It should be noted that the left side of FIG. 1 is in front of the truck (the traveling direction).
And (A ') shows an automatic watering device.

(1) is a water supply pipe laid on the ground, which is connected to a water supply source (not shown).

(2) is an irrigation robot that is self-propelled to a predetermined irrigation location along the water supply pipe (1), and is a box-shaped cart.
On the side of the water supply pipe (1) side of (2a) (right side of the bogie), the water supply pipe
(1) A pair of inner and outer drive wheels (wheels) (3) rolling over the top, and on the left side opposite to the water supply pipe (1),
A pair of front and rear driven wheels (4) are rotatably supported.

The trolley (2a) has a motor (5) for driving the drive wheels (3), a downward spray nozzle (6) for spraying water, and a tip end connected to the spray nozzle (6). At the end, the carriage (2
When the a) stops at a predetermined stop position, a connection hose (7) that can move up and down toward the connection port (18) facing the connection port (18) of the water supply pipe (1) described later. , Connecting hose
It is provided in the middle of (7) (between the connection hose (7) and the sprinkling nozzle (6) in this embodiment), and water sprinkled from the base end side of the connection hose (7) is the sprinkling nozzle (6). ) Pump to pump
(8) and a battery (9) for supplying electric power to the motor (5) and the pump (8) are mounted. A plurality of watering nozzles (6) may be provided on both sides of the carriage (2a), and if a known sprinkler is used, watering can be performed in a wider range.

The connection hose (7) includes a flexible hose (7a) having one end connected to the pump (8) and a metal pipe (7b) connected to the other end of the flexible hose (7a). And a plurality of communication holes (7c) are formed in the side surface of the lower end of the metal tube (7b).

The metal pipe (7b) is supported by a pair of upper and lower support rods (11) fixed to the right side surface of the carriage (2a) so as to be movable up and down, and the lower end of the metal pipe (7b) is A bellows-like packing (10) having only a lower end opened is provided. Metal tube
The lower end of (7b) is moved so that the metal pipe (7b) approaches the connection port (18) of the water supply pipe (1), so that the valve body described later is formed.
The side of the water supply pipe (1) which is composed of a valve body (19) and a compression spring (20), which will be described later, as well as forming a pusher that pushes the (19) inward of the water supply pipe (1) to open the connection port (18). Valve opening and closing means for opening and closing the valve.

(12) is an elevating means for elevating the metal pipe (7b) which is the base end of the connection hose (7) toward a connection port (18) described later in the water supply pipe (1), This lifting means (1
2) is a motor (13) provided on the carriage (2a) and this motor (13)
A pinion (14) fixedly fitted to the tip of the drive shaft (13a) of
The rack (15) is fixed to the side surface of the metal tube (7b) and is vertically engaged with the pinion (14).

This elevating means (12) moves the base end of the connection hose (7) toward and away from the connection port (18) of the water supply pipe (1) to move the base end of the connection hose (7). The hose moving means is designed to disconnect and connect the connection hose (18) to the connection port (18), and the base end of the connection hose (7) is connected to the water supply pipe.
It also serves as a hose connecting means for connecting to and disconnecting from the connection port (18) of (1).

Reference numeral (16) is a travel stop sensor provided at the front part of the right side surface of the carriage (2a). In this embodiment, the travel stop sensor (16) has a lower end of the metal pipe (7b) which is a water supply pipe ( Connection port (18) of 1)
When the dolly (2a) reaches the position matching the
The operating piece (1) provided on the upper surface near the connection port (18) in (1)
6a) and is operated by this operating piece (16a),
It is a proximity sensor that stops the traveling of the carriage (2a).

(17) is provided in the carriage (2a) and has a motor
The motor (5) and the pump (8) are controlled by a control device electrically connected to (5), the pump (8), the travel stop sensor (16), etc. in a manner described later.

FIG. 2 is a vertical sectional side view taken along the line II-II in FIG.

A connection port (18) is formed on the upper surface of the water supply pipe (1) at a predetermined position, and a plate-like member for opening and closing the connection port (18) from the inside is provided in the water supply pipe (1). Disc (19) and this disc
A compression spring that biases (19) from the inside toward the connection port (18)
(Urging means) (20) are provided.

Next, the operation of the above-described automatic watering device (A ') will be described.

When the carriage (2a) approaches a predetermined irrigation place, the sensor (16) is operated so as to face the actuating piece (16a), and the controller (17) causes the motor (5) to rotate. The carriage (2a) is stopped at the stop position where the lower end of the metal pipe (7b) faces directly above the connection port (18) as shown in FIG.

After the carriage (2a) has stopped, the control unit (17) actuates the elevating means (12) so that the pinion (14) moves to the position shown in FIG.
The metal pipe (7b) is rotated clockwise in the
It is pushed down toward (1). Then, after the lower end of the packing (10) is pressed against the upper surface of the water supply pipe (1), the lower end of the metal pipe (7b) acting as a pusher causes the valve disc (19) to resist the biasing force of the spring (20). And push down.

As a result, the water supply pipe (1) and the packing (10)
The inside of the water supply pipe (1) communicates with the inside of the water supply pipe (1).
Through the communication hole (7c) in order to flow into the connection hose (7). At this time, the packing (10) is vertically compressed, and its lower end is in pressure contact with the upper surface of the water supply pipe (1).
Water does not leak outside.

Then, when the pump (8) is operated by the control device (17), the connecting hose (7) passes through the above-mentioned path.
The water in the water supply pipe (1) flowing into the base end of the water spray nozzle (6)
It is pressure-fed and is irrigated from the watering nozzle (6).

Irrigation is performed for a set time of a timer (not shown) provided in the control device (17), and when the set time of the timer elapses, the operation of the pump (8) is stopped and then the elevating means.
(12) is operated in reverse to the above, that is, the motor (13) is rotated reversely, the pinion (14) is rotated counterclockwise in FIG. 2, the metal pipe (7b) is raised, and the water supply pipe is supplied. Move upward from (1). At this time, the valve body (19) is pushed upward by the urging force of the spring (20) provided in the water supply pipe (1) to immediately close the connection port (18), so that the water supply pipe (1) There is no leakage of water inside.

When the metal tube (7b) rises to its original position,
An appropriate sensor such as a limit switch (not shown)
Is detected, the operation of the motor (13) is stopped, the motor (5) is operated, and the carriage (2a) starts traveling.

After that, each time the carriage (2a) reaches a plurality of predetermined irrigation locations, the above operation is repeated to successively perform irrigation.

With the above structure, even if the ground surface to be watered has undulations, the water in the water supply pipes (1) can be reliably transported only by laying the water supply pipes (1) along the undulations. (2
It can be supplied to a) and the irrigation work can be performed without any hindrance.

Further, since the trolley (2a) can be self-propelled along the water supply pipe (1) and stopped at a predetermined irrigation place to perform irrigation work, it is convenient and does not require human labor.

Next, a second embodiment of the present invention shown in FIG. 3 will be described. The same members as those described in the first embodiment are designated by the same reference numerals, and detailed description thereof will be omitted.

In the tip of the metal tube (7b) of the connection hose (7), supports (21) having a cross shape in plan view are provided at substantially equal intervals in the vertical direction, and the centers of the supports (21) are arranged. A pusher (22) facing downward is fixed to the portion.

A circular flange portion (7c) is provided at the lower end of the metal pipe (7b) in the connection hose (7), and the lower surface of the flange portion (7c) has an annular rubber packing of approximately the same diameter.
(23) is stuck.

Reference numeral (24) is a leaf spring bent in a U-shape in the lateral direction, and the water supply pipe (1) is provided on the upper surface (24a) of the leaf spring (24).
An annular rubber packing (25) press-contacted to the inner peripheral edge of the connection port (18) is fixed, and the upper part of the leaf spring (24) closes the connection port (18) from the inside of the water supply pipe (1). It is a valve body.

Next, the operation of the second embodiment will be described.

The metal pipe (7b) of the connection hose (7) is connected to the lifting means (1
When pushed down by 2), the pusher (22) supported by the support (21) at its tip presses the upper surface of the leaf spring (24). Then, as shown in FIG. 3, the upper piece of the leaf spring (24) is elastically bent downward, the connection port (18) is opened, and the water in the water supply pipe (1) is connected to the connection port (18) and Water is sprayed from a water spray nozzle (not shown) through the connection hose (7), so that watering work is performed well. When the metal tube (7b) of the connection hose (7) is pulled up, the upper piece of the leaf spring (24) moves upward and the packing (2
5) comes into pressure contact with the inner surface of the water supply pipe (1), the connection port (18) is closed by the upper piece of the leaf spring (24), and water leakage from the water supply pipe (1) is prevented. Therefore, also in the second embodiment, the first
The same effect as in the embodiment can be obtained.

FIG. 4 shows a third embodiment of the present invention. In the third embodiment, the same or similar members as those in the first embodiment are designated by the same reference numerals, and detailed description thereof will be omitted.

In the third embodiment, the connection port (31) is provided upward at the tip of the branch pipe (32) branching laterally from the water supply pipe (1), and the carriage (2a) is at a predetermined stop position. By stopping, the connection port (31) is located immediately below the metal pipe (7b) which is the base end of the connection hose (7) similar to that in the first embodiment,
By lowering the metal pipe (7b), the connection port (31) is connected to the lower end of the metal pipe (7b).

The connection port (31) which is the middle of the branch pipe (32)
A known ball valve or other on-off valve (valve) (34) that is opened and closed by rotating the substantially horizontal valve shaft (33) forward and backward is provided immediately below the The trolley
(2a) is provided with a drive gear (36) which meshes with the gear (35) fixedly fitted to the valve shaft (33) when the drive gear (36) is stopped by the carriage (2a). Motor (37)
There is provided a valve opening / closing means (38) adapted to be rotated normally and reversely.

With the structure of the third embodiment, the carriage (2
a) is stopped at a predetermined stop position, the elevating means (12) which is a hose connecting means is operated to lower the metal pipe (7b), and the lower end of the metal pipe (7b) is connected to the connection port (31). After opening the open / close valve (34) by rotating the motor (37) of the valve opening / closing means (38) forward, the water in the water supply pipe (1) is connected from the branch pipe (32) to the connection hose.
Water is sprayed from the water spray nozzle (see Fig. 1) through (7).

After completion of watering, the motor (37) of the valve opening / closing means (38)
After closing the on-off valve (34) by reversing, the lifting and lowering means (12) is operated in the opposite manner to the above to detach the metal pipe (7b) from the connection port (31), and then the carriage (2a) is moved. You can drive freely to the next irrigation site.

In each of the above embodiments, the fully automatic type is used. However, the carriage (2a) is manually pushed to each irrigation place, and the elevating means descends and raises the metal pipe of the connection hose. Or let the pump (8)
Is omitted and only the water pressure in the water supply pipe (1) allows the water supply pipe (1)
The water inside may be sprayed from the water spray nozzle (6) through the connection hose (7).

Further, the hose connecting means and the valve opening / closing means have other configurations such as one using a solenoid as a driving source, one connecting a connecting hose and a connecting port with a screw (hose connecting means), etc. You can also do it.

Furthermore, in each of the above-mentioned embodiments, the power source for operating the motor (5) and the pump (8) is the operating battery (9) installed on the carriage (29).
Instead of (9), a conductive plate connected to an external power source is installed along the water supply pipe (1), and the carriage (2a) can be moved together with the carriage (2a) while contacting the conductive plate. A brush is provided, and an external power supply motor is provided via this brush and the conductive plate.
It may be supplied to the pump (5) and the pump (8). In this case, the weight of the watering robot (2) can be reduced. Further, the motor 5 and the pump 8 may be turned on and off by a remote device such as a wireless device.

[0062]

The present invention has the following effects.

(A) Even if the irrigation site is not flat and has undulations, simply laying the water supply pipe along the undulations
The water in the water supply pipe can be reliably supplied to the connecting hose of the trolley, and the irrigation work can be performed without any trouble. Therefore, it is possible to irrigate water even in a place with severe undulations (all claims).

(B) Connect the water supply pipe and the base end of the connection hose to
Since it can be performed mechanically without manual labor, unmanned and automated irrigation work is possible (claims 1, 2, 3).
And 4).

(C) The structure is simple and can be manufactured at low cost (claim 4).

(D) Since the valve has a simple structure and does not project outside the water supply pipe at all, when the wheel of the truck is run on the water supply pipe as a rail, the valve is not It is convenient because it does not hinder the running of
(Claim 5).

(E) If the valve opening / closing means is a pusher provided at the base end of the connecting hose, its driving means may be shared with the driving means of the hose connecting means (or the driving means of the pusher may be omitted). Yes (Claim 5).

(F) Since the valve on the water supply pipe side can be opened and closed from the truck side, automation is possible and the structure is simple (claim 6).

(G) When the wheels of the truck are made to run on the water supply pipe, the connection port and the valve do not hinder the running of the wheels, which is convenient (claim 7).

(H) In addition to the water supply pipe, it is not necessary to provide a rail for guiding the carriage, and it is only necessary to lay the water supply pipe in a wide field, a golf course, etc., so that the installation cost of the automatic watering device can be remarkably reduced. (Claim 8).

(I) When the water pressure of the water supply pipe is weak, by providing a pump, the pressure of the water ejected from the water spray nozzle can be increased and the water spray can be effectively performed.

(J) By providing the carriage with a travel stop sensor for detecting that the carriage has reached the irrigation place, the travel of the carriage can be automatically controlled to achieve full automation (claim 10). ).

(K) By sprinklering the watering nozzle, water can be sprayed over a wide area at each watering place (claim 12).

(L) If the vehicle is equipped with a battery, it is economical because a long power supply line corresponding to the traveling distance of the vehicle is not required. (Claims 13 and 14)

[Brief description of drawings]

FIG. 1 is a schematic perspective view of a first embodiment of the present invention.

FIG. 2 is an enlarged vertical side view seen along line II-II in FIG.

FIG. 3 is a vertical sectional side view of a main part of a second embodiment of the present invention.

FIG. 4 is a vertical sectional front view of a main part of a third embodiment of the present invention.

FIG. 5 is a schematic vertical sectional side view of a conventional technique.

[Explanation of symbols]

 (1) Water supply pipe (2) Watering robot (2a) Truck (4) Driven wheel (5) Motor (6) Water spray nozzle (7) Connection hose (7b) Flexible hose (7b) Metal pipe (7c) Communication hole (8) Pump (9) Battery for operation (10) Packing (11) Support rod (12) Lifting means (13) Motor (14) Pinion (15) Rack (16) Sensor (16a) Actuator (17) Control device (18) Connection port (19) Valve body (19a) Projection (20) Spring (21) Support (22) Pusher (23) Packing (24) Leaf spring (24a) Top surface (25) Packing (31) Connection port (32) Branch pipe (33) Valve shaft (34) Open / close valve (valve) (35) Gear (36) Drive gear (37) Motor (38) Valve opening / closing means (A ') Automatic watering device

Claims (14)

[Claims] 1. A water supply pipe laid on the ground and provided with a connection port at an appropriate position, a valve for opening and closing the connection port of the water supply pipe, a dolly traveling along the water supply pipe, and a sprinkling nozzle provided on the dolly. And a connection hose attached to the truck so that the tip end is connected to the water spray nozzle, and the base end is stopped at a predetermined stop position of the truck to face the connection port of the water supply pipe. A hose connecting means provided on the truck for connecting or disconnecting the base end of the connection hose to or from the connection port of the water supply pipe; and a valve opening / closing means provided on the truck for opening / closing the valve on the water supply pipe side. An automatic irrigation device, comprising: 2. A base end of the connection hose is attached to the carriage so as to be movable in a perspective manner toward the connection port of the water supply pipe,
Also, the hose connecting means moves the base end of the connection hose perspectively toward the connection port of the water supply pipe so that the base end of the connection hose can be disconnected from or connected to the connection port of the water supply pipe. The automatic irrigation system according to claim 1, comprising the hose moving means. 3. A base end of the connection hose is mounted on the carriage so as to be able to move up and down toward the connection port of the water supply pipe, and the hose connecting means connects the base end of the connection hose to the connection port of the water supply pipe. The automatic irrigation system according to claim 1 or 2, which comprises an elevating means for detaching or connecting the base end portion of the connection hose to or from the connection port of the water supply pipe by elevating or lowering the connection hose. 4. The elevating means comprises a motor provided on the carriage, a pinion rotated by the motor, and a rack fixed to the side surface of the base end portion of the connection hose and meshing with the pinion. Automatic watering device. 5. The valve includes a valve body that is urged by urging means provided inside the water supply pipe to close the connection port from the inside of the water supply pipe, and the valve opening / closing means is a connection hose. The pusher is provided at the base end part of the connection hose and is moved so that the base end part of the connection hose approaches the connection port of the water supply pipe to push the valve body inward of the water supply pipe to open the connection port. The automatic watering apparatus according to any one of claims 1 to 4. 6. The valve is an opening / closing valve that opens and closes by rotation of a valve shaft, and the valve opening / closing means meshes with a gear fixedly fitted to the valve shaft when the carriage stops at a predetermined stop position. 5. A drive gear is provided, and the drive gear is configured to rotate forward and backward by a motor provided on a carriage.
The automatic watering apparatus according to any one of 1. 7. The automatic irrigation system according to claim 6, wherein the connection port is provided at a tip of a branch pipe branching laterally from the water supply pipe, and an opening / closing valve is provided in the middle of the branch pipe. 8. The automatic irrigation system according to claim 1, wherein the wheels of the truck are mounted so as to roll on the water supply pipe as a rail. 9. The automatic irrigation system according to claim 1, further comprising a pump provided in the middle of the connection hose for pumping water sucked from the base end side to the water spray nozzle. 10. The operating piece provided in the vicinity of the connection port of the water supply pipe and the cart reach a position where the base end portion of the connection hose aligns with the connection port of the water supply pipe so that the operation piece faces the operation piece. 10. The automatic watering apparatus according to any one of claims 1 to 9, further comprising: a travel stop sensor that is provided on the trolley and is actuated by facing the operating piece to stop traveling of the trolley. 11. The automatic watering device according to claim 1, wherein a packing for preventing water leakage to the outside is provided at the base end of the connection hose by crimping it to the outer surface of the water supply pipe. 12. The automatic watering device according to claim 1, wherein the watering nozzle is a sprinkler. 13. The vehicle is equipped with a battery for supplying power to a drive means for traveling the vehicle.
2. The automatic watering device according to any one of 2. 14. The automatic irrigation system according to claim 9, wherein the trolley is provided with a battery for supplying electric power to the trolley-driving drive means and the pump.