JP2002219382A - Aqua gun - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an aqua gun, by which water can be sprinkled even in the case it is released from the hand. SOLUTION: A mounting hole 24 is formed on the side of a bending part 12 of a gun body 11, and a cylindrical part 25 is extended into a water conduit 15 from the peripheral edge of the mounting hole to divide the water conduit 15 into the upstream side and the downstream side. The leading end of the cylindrical part 25 is opened toward the upstream side, and a communicating hole 27 communicating with the downstream side is formed on the side of the cylindrical part 25. A cock body 31 inserted into the cylindrical part 25 is provided with an O-ring surrounding the communicating hole 27 when the communicating hole 27 is closed on the side, and an open hole 51 communicating with the communicating hole 27 to open the communicating hole 27. A control lever 61, where a motion space 71 of a bridge part 64 is set in the outer space of the bending part 12, is installed on the cock body 31.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an aqua gun used for spraying water on a plant or washing a car.

[0002]

2. Description of the Related Art Conventionally, an aqua gun has been used to spray water on a plant or wash a car.

[0003] In the gun body of this aqua gun, a water conduit for guiding water from a hose is formed.
A plurality of small holes for jetting water from the headrace are provided. Thereby, it is comprised so that the same effect as sprinkling with rain and dew can be obtained.

[0004] The gun body is provided with a grip lever for controlling the flow of water. This grip lever
In the normal state, it is urged in the protruding direction, and in this state, it is configured to block the flow of water in the headrace. On the other hand, in the state of being gripped and retracted, the water is allowed to flow and water can be sprinkled.

[0005]

However, in such an aqua gun, the water is stopped when the grip lever is released, and the hand cannot be released from the aqua gun at the time of watering, which is inconvenient. Met.

The present invention has been made in view of such conventional problems, and an object of the present invention is to provide an aqua gun which can spray water even if it is released.

[0007]

According to an aspect of the present invention, there is provided an aqua gun comprising: a headrace for guiding a fluid flowing into a gun body; In the aqua gun provided with an ejection portion for ejecting the water, the gun body, a cylindrical cylindrical portion protruding into the water conduit, and connected to the cylindrical portion, together with the cylindrical portion the water conduit upstream and A partitioning section is provided on the downstream side,
Opening the tip of the cylindrical portion to the upstream side, and providing a communication hole communicating with the downstream side on the side surface of the cylindrical portion,
A cylindrical cock body is inserted into the cylindrical portion through a mounting hole opened in the gun body, and the cock body is rotatably held in a state where the tip of the cock body is open to the upstream side, and the cock body is An opening hole communicating with the communication hole and opening the communication hole is provided on the side surface, and an operation lever for rotating the cock body is provided on the cock body, and the communication hole is provided in a state where the communication hole is closed. A ring-shaped sealing member surrounding the hole was provided on a side surface of the cock body.

That is, when stopping the flow of the fluid supplied to the water conduit, the cock body in the cylindrical portion protruding into the water conduit is rotated by an operating lever, and the side of the cock body is rotated by the operation lever. And closing the communication hole of the cylindrical portion that is opened on the downstream side defined by the partition portion. Thus, the flow of the fluid is prevented in a state where the upstream side and the downstream side are separated by the side wall of the cock body.

On the other hand, when the fluid is allowed to flow, the cock in the cylindrical portion is rotated by an operation lever, and the position of the open hole on the side surface of the cock is aligned with the communication hole in the cylindrical portion, and the communication hole is opened. And open holes. At this time, the cock body is
The tip of the cock is held open to the upstream side, and the fluid on the upstream side flows from the tip of the cock body to the inside, and opens through the opening hole on the side face of the cock body and the communication hole of the cylindrical portion. And flows out to the downstream side, and is ejected from an ejection portion provided in the gun body.

As described above, the flow of the fluid is controlled by the mechanism for rotating the cylindrical cock body.

In addition, a ring-shaped sealing member is provided on a side surface of the cock body which is rotated so as to surround the communication hole with the communication hole closed. For this reason,
The communication hole communicating the upstream side and the downstream side is sealed while being surrounded by the seal member.

Further, in the aqua gun of the second aspect, a bent portion is formed in the gun body, and the attachment hole is provided on a side portion of the bent portion, and the operation lever is connected to the cock body. A connecting portion, a locking portion disposed to face the connecting portion, and rotatably locked to a facing portion of the gun body facing the mounting hole, between the locking portion and the connecting portion. A cross-section was formed in a U-shape with a cross-linking portion to be cross-linked, and the movable region of the cross-linking portion was set in the outer peripheral space of the bent portion.

That is, the movable region of the bridge portion of the operation lever operated during the flow control is set in the outer peripheral space of the bent portion of the gun body. Therefore, even when the aqua gun is held with either the left or right hand, the operation with the thumb or the like is possible.

[0014]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below with reference to the drawings. FIG. 1 is a view showing an aqua gun 1 according to the present embodiment. The aqua gun 1 is used when watering plants and flowers.

The gun body 11 of the aqua gun 1 has a shape in which a cylindrical member is bent in a V-shape, and a bent portion 12 is formed in the middle. On the base end side of the bent portion 12, a grip portion 13 for grip is formed.
Is provided with a hose connection portion 14 at the base end. As a result, tap water as a fluid is supplied from the connected hose, and as shown in FIG. 2, the tap water is supplied through a water conduit 15 formed by the internal space of the gun body 11.
It is configured to be able to flow downstream.

As shown in FIGS. 3 and 4, circular concave portions 21 and 22 are formed on both sides of the bent portion 12 formed on the gun body 11, and as shown in FIG. A circular locking recess 23 is provided in the circular recess 22 of the section, and a circular mounting hole 24 is provided in the circular recess 21 of the left side. From the periphery of the mounting hole 24, a cylindrical cylindrical portion 25 is formed.
Extends into the water conduit 15, and between the cylindrical portion 25 and the inner wall surface of the gun body 11, a partition portion 26 that partitions the water conduit 15 into an upstream side and a downstream side together with the cylindrical portion 25. Are integrally formed. The cylindrical portion 25 is disposed so that the tip thereof is open to the upstream side, and a communication hole 2 communicating with the downstream side is provided on a side surface of the cylindrical portion 25.
7 have been established.

On the other hand, a cock body 31 is inserted into the mounting hole 24 opened in the gun body 11, as shown in FIG. The cock body 31 has a cylindrical cock body 32 and a cock body 33, as shown in FIGS.
Of the mounting hole 24, and is integrally formed with a lid portion 33 set to a size that abuts on the opening edge of the mounting hole 24. At the tip of the cock main body 32, a hook portion 34 protruding laterally is formed, and cutout grooves 35 are formed at a plurality of locations. Thereby, when the cock body 31 is fitted inside the cylindrical portion 25 in the water conduit 15 through the mounting hole 24, the distal end portion having the hook portion 34 is elastically deformed to facilitate insertion. When reaching the tip of the cylindrical portion 25, the hook portion 34 is hooked on the tip of the cylindrical portion 25 to prevent the cylinder portion 25 from coming off. At this time, the lid 33 is in contact with the opening edge of the mounting hole 24 to restrict the insertion margin, so that the cock body 31 can be rotatably held in this state. , The tip of the cock body 31 is configured to open to the upstream side.

As shown in FIGS. 5 and 6, a groove 41 is formed between the cock body 32 and the lid 33 along the peripheral surface of the cock body 32. Is provided with an O-ring 42 (shown by a broken line) as a sealing member which is in close contact with the inner peripheral surface of the cylindrical portion 25. A circular ring groove 43 is formed in the side surface of the cock body 32, and an O-ring 44 (shown by a broken line) as a ring-shaped seal member is housed in the ring groove 43. It is fixed at. The O-ring 44 rotates the cock body 31 to close the communication hole 27 of the cylindrical portion 25 on the side surface of the cock body 32.
It is arranged at a position surrounding the communication hole 27 and is configured to be in close contact with the periphery of the communication hole 27 (see FIG. 3).

As shown in FIGS. 7 and 8, a circular opening 51 is formed in the side of the cock body 32 at a position facing the ring groove 43. As shown in FIG. The open hole 51 is opened at a position that coincides with the communication hole 27 of the cylindrical portion 25 when the cock body 31 is rotated, and communicates with the communication hole 27 to form a wall surface of the cock body 32. The closed communication hole 27 can be opened. As shown in FIG. 9, a trapezoidal concave portion 55 having a trapezoidal shape is formed in the side surface of the lid 33.

As shown in FIG. 3, an operating lever 61 for rotating the cock body 31 is provided on the cock body 31 composed of these components. The operation lever 61 is shown in FIG.
As shown in FIG. 10, a connecting portion 62 connected to the lid 33 of the cock body 31, a locking portion 63 disposed opposite to the connecting portion 62, It is formed integrally with a bridging portion 64 bridging between the connecting portions 63 and has a U-shaped cross section. The connecting part 62
The locking portion 63 has the same shape, and circular convex portions 65, 65 rotatably fitted into the circular concave portions 21, 22 of the gun body 11 are provided on the inner surface thereof. I have. The locking concave portion 2 of the circular concave portion 22 to be fitted into the locking portion 63.
A locking shaft 66 rotatably inserted into the projection 3 is provided. 11 engages with the connecting portion 62 while being inserted into the trapezoidal concave portion 55 of the lid 33 shown in FIG.
A trapezoidal prismatic engaging shaft 67 as shown in FIG.

As shown in FIG. 1, the operation lever 61 is mounted so that the bridging portion 64 is located in the outer peripheral space of the bent portion 12 of the gun body 11, and the movable region of the bridging portion 64 is movable. 71 is set to be the outer peripheral space of the bent portion 12. Thereby, the bridge portion 64
Is operated in the movable area 71 so that the cock body 31 connected via the engagement shaft 67 of the operation lever 61 can be rotated.

The gun body 11 has an extending portion 81 extending from the bent portion 13 to the distal end side, and a hollow water sprinkling portion 82 is provided at the distal end of the extending portion 81. It is connected. The water sprinkling portion 82 constitutes a spouting portion for spouting tap water in a shower shape. As shown in FIG. 2, the nozzle portion 83 fitted to the extension portion 81 and the nozzle portion 83 The head 84 has a larger diameter toward the tip. At the tip of the head 84, a sprinkling plate 85 having many small holes for jetting tap water in a shower shape
Are fixedly held between the head 84 by a ring member 86, and the sprinkling plate 85 and the ring member 86
Is covered with a head cover 87.

In the present embodiment having the above-described configuration, when stopping the flow of the tap water supplied to the water conduit 15 of the gun body 11, the operation lever 61 is rotated to rotate the water conduit 1.
The cock body 31 in the cylindrical portion 25 protruding to 5 is rotated from the state shown in FIG. 12A to the state shown in FIG. Then
The communication hole 27 formed in the cylindrical portion 25 is a cock body 31.
The flow 101 of water is blocked in a state where the upstream side and the downstream side defined by the cylindrical portion 25 and the partition portion 26 are separated by the cock body 31.

At this time, on the side of the cock body 31,
With the communication hole 27 closed, a ring-shaped O-ring 44 surrounding the communication hole 27 is provided. Therefore, the communication hole 27 that connects the upstream side and the downstream side can be sealed while being surrounded by the O-ring 44. As a result, the sealing performance can be enhanced, and water leakage to the downstream side can be reliably prevented.

On the other hand, when flowing tap water, the cock body 31 is rotated by the operation lever 61, and the cock body 31 is rotated.
As shown in FIG. 12A, the opening hole 51 on the side is
The communication hole 27 of the cylindrical portion 25 is matched with the communication hole 27, and the communication hole 27 and the open hole 51 are connected. At this time, the cock body 31
Is held in a state where the tip is open to the upstream side, and the tap water on the upstream side flows from the tip of the cock body 31 to the inside, and the open hole 51 on the side face of the cock body 31,
Then, the gas flows out to the downstream side through the communication hole 27 of the cylindrical portion 25, and is ejected from the water spraying portion 82 provided in the gun body 11. In addition, 102 shows the flow of water at that time.

As described above, the flow of tap water can be controlled only by rotating the cock body 31. Therefore, the mechanism can be simplified. In addition, since the tap water can be flowed and stopped by the mechanism for rotating the cock body 31, release the hand from the aqua gun 1 while rotating the cock body 31 and flowing the tap water. Can maintain the flow state.

Therefore, since the structure allows the flow only when the grip lever urged in the projecting direction is gripped, it is impossible to release the hand from the aqua gun 1 when spraying water. Can be opened, and convenience is improved.

As shown in FIG. 1, the movable portion 71 of the bridge portion 64 of the operation lever 61 operated during the flow control has its movable region 71 set in the outer peripheral space of the bent portion 12 of the gun body 11. . For this reason, even when the aqua gun 1 is held by either the left or right hand, the operation with the thumb or the like becomes possible.

Therefore, in either right-handed or left-handed operation, the operation of the operation lever 61 becomes easy,
Convenience is improved.

[0030]

As described above, according to the first aspect of the present invention,
In the aqua gun described above, the flow of the fluid can be controlled only by rotating the cylindrical cock provided in the gun body. Thereby, the mechanism can be simplified. Further, the flow of the fluid and the stop thereof can be performed by a mechanism for rotating the cock body. For this reason, even if the hand is released from the gun body in a state where the cock body is rotated and the fluid flows, the flowing state can be maintained.

Therefore, the structure allows the flow only when the grip lever urged in the protruding direction is gripped, so that the hand cannot be released from the aqua gun during the flow of the fluid as compared with the prior art in which the hand cannot be released. Can be opened, and convenience is improved.

Further, a ring-shaped sealing member surrounding the communication hole is provided on the side surface of the rotatably operated cock body, with the communication hole communicating the upstream side and the downstream side in the water conduit of the gun body being closed. Is provided. For this reason, it is possible to seal the communication hole communicating between the upstream side and the downstream side while being surrounded by the seal member. This allows
The sealing property can be improved, and leakage can be reliably prevented.

Further, in the aqua gun according to the second aspect, the movable region of the bridge portion of the operation lever operated at the time of flow control is set in the outer peripheral space of the bent portion of the gun body.
Therefore, even when the aqua gun is held with either the left or right hand, the operation with the thumb or the like is possible.

Therefore, in either right-handed or left-handed operation, the operation becomes easy and the convenience is improved.

[Brief description of the drawings]

FIG. 1 is a side view showing an embodiment of the present invention.

FIG. 2 is a sectional view of the embodiment.

FIG. 3 is a sectional view taken along line AA of FIG. 1;

FIG. 4 is an enlarged view showing a main part of FIG. 3;

FIG. 5 is a plan view showing the cock body according to the embodiment.

FIG. 6 is a view shown by an arrow B in FIG. 5;

FIG. 7 is a sectional view taken along line CC of FIG. 5;

FIG. 8 is a view showing an arrow D in FIG. 6;

FIG. 9 is a view showing an arrow E in FIG. 6;

FIG. 10 is a front view showing the operation lever according to the embodiment.

FIG. 11 is a sectional view taken along line FF of FIG. 10;

FIG. 12 is an explanatory diagram showing an operation of the embodiment;
It is a figure which shows a flowing state, and (b) is a figure which shows a water stop state.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Aqua gun 11 Gun main body 12 Bending part 15 Water conduit 25 Cylindrical part 26 Partition part 27 Communication hole 31 Cock body 44 O-ring (seal member) 51 Opening hole 61 Operating lever 62 Connecting part 63 Locking part 64 Bridge part

Claims (2)

[Claims] An aqua gun provided with a headrace for guiding an inflow fluid into a gun body, and an ejection part for spouting the fluid guided by the headrace, wherein the gun body protrudes into the headrace. A cylindrical portion, and a partition portion that is provided in series with the cylindrical portion and partitions the water conduit into an upstream side and a downstream side together with the cylindrical portion are provided, and a tip of the cylindrical portion is opened to the upstream side, A communication hole communicating with the downstream side is provided on a side surface of the cylindrical portion, and a cylindrical cock body is inserted into the cylindrical portion via a mounting hole opened in the gun body, and the tip of the cock body is An open hole communicating with the communication hole and opening the communication hole is provided on a side surface of the cock body while being rotatably held in a state of being opened on the upstream side. Providing an operating lever for operating An aqua gun characterized in that a ring-shaped seal member surrounding the communication hole is provided on a side surface of the cock body with the communication hole closed. 2. A connecting portion connected to the cock body, wherein a connecting portion connected to the cock body is formed while a bent portion is formed in the gun body and the mounting hole is provided on a side portion of the bent portion. A locking portion rotatably locked to a facing portion of the gun body facing the mounting hole, and a bridging portion bridging between the locking portion and the connecting portion. 2. A cross section is formed in a U-shape, and a movable region of the bridge portion is set in an outer peripheral space of the bent portion.
The aqua gun described.