JPH0346850Y2 - - Google Patents

Description

[Detailed Description of the Invention] Industrial Application Field This invention relates to a convenient water spray nozzle that can perform water sprinkling smoothly.

BACKGROUND OF THE INVENTION A wide variety of water spray nozzles have been known in the past.

In addition, a hose connection part 51 is provided at the tip of the grip part of the nozzle body 50 formed in a pistol shape, and a cap nut 52 is screwed to this part, so that a needle 54 can be slid back and forth in the horizontal pipe part 53 of the nozzle body 50. The rear end of the needle 54 is made to protrude rearward from the main body, and the ratchet tube 55 is attached to this part and tightened with an adjustment nut 56.
is biased forward by a bullet 57 to freely close the ejection hole 58, and the front surface of the ratchet tube 55 attached by the needle 54 is engaged with the upper part of the operating handle 59 attached swingably to the rear side of the nozzle body 50. As shown in FIG. 9, a ratchet formed on the circumferential surface of the ratchet cylinder 55 is known, as shown in FIG. Showa 59-
53863).

Problems that the invention aims to solve: However, this type of water spray nozzle, which requires a large number of parts and is required to be provided as inexpensively as possible, requires high material and labor costs for assembly, making the product expensive. It had drawbacks such as becoming unsuitable as a product for watering gardening.

This invention solves the above problems and aims to provide a water spray nozzle that can be provided at low cost and is convenient to use.

Means for Solving the Problem In order to achieve the above object, the configuration of this invention is such that a hose connection part 3 is provided at the tip of the grip cylinder 2 of the pistol-shaped main body 1, and a cap nut 4 is screwed onto the hose connection part 3. A needle rod 7 for opening and closing the nozzle opening 6 is attached to the horizontal tube portion 5 of the pistol-shaped main body 1 so as to be slidable back and forth, and the rear end of the needle rod 7 is made to protrude rearward from the horizontal tube portion 5. At the same time as attaching the locking collar 8, the needle rod 7 is urged forward by the bullet 9, and the upper part of the operating handle 10, which is slidably attached to the shaft attachment part 13 provided on the rear side of the pistol-shaped main body 1, is attached. The stopper piece 11 is locked to the locking collar 8, and an insertion hole 15 for the stopper piece 14 is provided at a position slightly below the upper locking piece 11.
The base 16 of the stopper piece 14 is inserted and fixed into the insertion gap part 17 provided between the shaft attachment part 13 and the grip cylinder 2, and a ratchet surface part 18 is provided on the stopper piece 14, so that the insertion hole 1
5 is provided with a ratchet portion 19 that engages with the ratchet surface portion 18.

Embodiment An embodiment of this invention will be described below with reference to the drawings. 1 is a pistol-shaped main body made of synthetic resin, a grip cylinder 2 is provided with a hose connection part 3 at the tip, and a cap nut 4 is attached to the hose connection part 3. A needle rod 7 for opening and closing the nozzle opening 6 is attached to the horizontal pipe portion 5 of the pistol-shaped main body 1 so as to be slidable back and forth.
The rear end of the needle rod 7 is made to protrude rearward from the horizontal pipe portion 5 and a locking collar 8 is attached thereto, and the needle rod 7 is urged forward by a bullet 9 and is further provided on the front side of the pistol-shaped main body 1. The upper locking piece 11 of the operating handle 10, which is slidably attached to the shaft attachment part 13, is locked to the locking collar 8, and the insertion hole 15 of the stopper piece 14 is located slightly below the upper locking piece 11. Furthermore, the base 16 of the stopper piece 14 is inserted and fixed into the insertion gap part 17 provided between the shaft attachment part 13 and the grip cylinder 2, and the stopper piece 14 is provided with a ratchet surface part 18, and the insertion hole 15 is A ratchet portion 19 that engages with the ratchet surface portion 18 is formed on the horizontal tube portion 5, and a lid body 2 is provided with a nozzle opening 6 at the tip of the horizontal pipe portion 5.
0 is removably attached to the lid body 2.
0 is attached to the guide inner cylinder 23 attached to the mounting cylinder part 22 via the first threaded part 21, via the second threaded part 24, and the needle rod 7 is attached to the main rod as shown in FIG. The base threaded rod 29 of the tip rod 28 having the needle tip 27 is screwed into the tip screw hole 26 of 25, and the first gasket 30 that opens and closes the nozzle port 6 and the cross-shaped protrusion 31 that is guided by the guide inner cylinder 23. ,31,
The guide rod 32 provided with 31, 31 can be attached and detached, and the first
The packing 30, ammunition 9, second packing 33, and third packing 34 can be replaced by pulling out the main rod 25 from the base hole 35.

The operating handle 10 is made of a synthetic resin material, and has a U-shaped cross section, and has mounting shaft holes 37, 37 through which a mounting shaft 36 to be attached to the shaft mounting portion 13 is inserted.
38 is provided, and the upper locking piece 11 locks the locking collar 8.
is provided with a locking hole 39, and further has a ratchet surface portion 18 that engages with the ratchet portion 19 of the stopper piece 14.
is thick to prevent deformation of the operating handle 10. The stopper piece 14 is made of an elastic synthetic resin material, and has a circular arc-shaped portion for inserting and locking the base 16 into the insertion gap portion 17 provided between the shaft attachment portion 13 and the grip tube 2. By providing the thick protruding portion 40 and press-fitting it firmly, the base portion 16 is firmly attached to the insertion gap portion 17, and is furthermore firmly attached by the adhesive 41, so that it can be ratcheted as shown in FIGS. 1 and 8. The surface part 18 and the ratchet part 19 engage with each other, and when the bulging base part 42 of the stopper piece 14 is pushed down with a fingertip, the engaged state is released and the nozzle opening 6 is closed, as shown by the thin line in FIG. It is.

In addition, the mounting shaft 36 is inserted into the shaft mounting hole 47 of the shaft mounting portion 13 by press-fitting the protrusion 46 of the mounting head 45 into the one end hole 44 of the mounting shaft base 43 at the same time that the operating handle 10 is mounted. This can be done easily. Further, 12 is a locking pin.

Effects of the invention This invention has the above-mentioned configuration, and a hose connection part 3 is provided at the tip of the grip tube 2 of the pistol-shaped main body 1, and a cap nut 4 is screwed onto the hose connection part 3. A needle rod 7 for opening and closing the nozzle opening 6 is attached to the horizontal tube portion 5 of 1 so as to be slidable back and forth, and a locking collar 8 is attached to the rear end of the needle rod 7 so as to protrude rearward from the horizontal tube portion 5. With,
The needle rod 7 is urged forward by a bullet 9, and the upper locking piece 1 of the operating handle 10 is slidably attached to a shaft attachment part 13 provided on the rear side of the pistol-shaped main body 1.
1 is locked to the locking collar 8, and an insertion hole 15 for the stopper piece 14 is provided at a position slightly below the upper locking piece 11, and a base 16 of the stopper piece 14 is provided.
The insertion gap provided between the shaft attachment part 13 and the grip part cylinder 2
The stopper piece 14 is provided with a ratchet surface portion 18, and the insertion hole 15 is provided with a ratchet portion 19 that engages with the ratchet surface portion 18, so that the hose can be connected to the hose connection portion 3 from a water faucet or the like. Connect the hose, pump water through the hose, grasp the operating handle 10, and move the stopper piece 14 with the ratchet surface 18 provided in the insertion hole 15 of the operating handle 10 engaged with each other. This makes it possible to maintain a constant amount of water ejected from the nozzle opening 6 at a desired position. When the jetting is to be stopped, the ratchet surface portion 18 of the stopper piece 14 and the ratchet portion 19 are disengaged, and the needle rod automatically closes the nozzle opening 6 by the action of the bullet 9 to stop the jetting. Furthermore, by providing the operating handle 10 with a ratchet portion 19 that engages the ratchet surface portion 18 of the stopper piece 14 and stops the movement of the needle rod 7 at a fixed position, the operating handle 10 can be easily operated without requiring a complicated process. It is easy to mold when molding, reduces the number of parts in production,
Furthermore, the labor cost can be reduced and the product can be provided at low cost. In addition, the structure is simple, there is little risk of failure, and it can be manufactured easily, which provides many practical effects.

[Brief explanation of the drawing]

Fig. 1 is a partially cutaway side view, Fig. 2 is a perspective view of the main part, Fig. 3 is a split perspective view of the main part, Fig. 4 is a partially enlarged side view of Fig. 1, and Fig. 5 is a cross-sectional view taken along line A-A in Figure 4, Figure 6 is a partially exploded side view of the needle rod, Figure 7 is a cross-sectional view taken along line A-A in Figure 1, and Figure 8 is a cross-sectional view taken on FIG. 9 is a partially cutaway side view showing a state in which the nozzle opening is opened, and FIG. 9 is an explanatory view of the conventional product. 1...Main body, 2...Grip tube, 3...Hose connection part, 4
... Cap nut, 5... Horizontal tube section, 6... Nozzle opening, 7...
Needle rod, 8... Locking collar, 9... Bullet machine, 10... Operating handle, 11... Upper locking piece, 12... Locking pin,
13... Pivot attachment part, 14... Stopper piece, 15... Communication hole, 16... Base, 17... Insertion bottom part, 18... Ratchet surface part, 19... Ratchet part, 20... Lid body,
DESCRIPTION OF SYMBOLS 21... First threaded part, 22... Mounting cylinder part, 23... Guide inner cylinder, 24... Second threaded part, 25... Main rod, 26... Tip screw hole, 27... Needle tip, 28... Tip rod,
29... Base screw rod, 30... First packing, 31... Cruciform projection piece, 32... Guide rod, 33... Second packing,
34...Third packing, 35...Base hole, 36...Mounting shaft, 37...Mounting shaft hole, 38...Both reinforcing wall surfaces, 39
...locking hole, 40...thick protrusion, 41...adhesive, 4
2...Bulging base, 43...Mounting shaft base, 44...One end hole, 45...Mounting head, 46...Protruding rod, 47...Mounting shaft hole.

Claims (1)

[Scope of utility model registration request] A hose connection part 3 is provided at the tip of the grip tube 2 of the pistol-shaped main body 1, and a cap nut 4 is screwed onto the hose connection part 3, and a needle for opening and closing the nozzle opening 6 is provided in the horizontal pipe part 5 of the pistol-shaped main body 1. A rod 7 is attached so as to be slidable back and forth, the rear end of the needle rod 7 is made to protrude rearward from the horizontal pipe portion 5, and a locking collar 8 is attached, and the needle rod 7 is urged forward by a bullet 9, Further, the upper locking piece 11 of the operating handle 10, which is slidably attached to the shaft attachment part 13 provided on the rear side of the pistol-shaped main body 1, is locked to the locking collar 8, and the upper locking piece 11 is slightly lower than the upper locking piece 11. An insertion hole 15 for the stopper piece 14 is provided at the stopper piece 14, and the base 16 of the stopper piece 14 is inserted and fixed into the insertion gap portion 17 provided between the shaft attachment part 13 and the grip cylinder 2. 14 is provided with a ratchet surface portion 18, and a ratchet portion 19 that engages with the ratchet surface portion 18 is provided in the insertion hole 15.
A water sprinkling nozzle characterized by forming.