JPH0346851Y2 - - 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.

Further, a hose connection part 62 is provided at the tip of the grip part of the nozzle body 61 formed in a pistol shape, and a cap nut 63 is screwed into this part, so that the needle 54 can be slid back and forth in the horizontal tube part 53 of the nozzle body 61. 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 to the needle 54 is engaged with the upper part of the operating handle 59 attached to the rear side of the nozzle body 61 so as to be swingable. Arrived,
In addition, the ratchet formed on the circumferential surface of the ratchet cylinder 55 is the first one that engages with the ratchet 60 of the stopper piece attached to the rear side of the nozzle body 61.
As shown in Figure 2, it is known
(See No. 53863).

Problems that the invention aims to solve: However, this type of water spray nozzle has a large number of parts, and is required to be provided at the lowest possible price.The materials and labor costs for assembly are high, making the product expensive. As a result, it is not suitable as a product for watering gardening, and it also has drawbacks such as the inability to adjust the watering state by loosening or tightening the grip of the operating handle 59 with the fingertips. 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 To achieve the above object, the structure 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 to rotate. Moving rotation locking collar 8
At the same time, the needle rod 7 is urged forward by the bullet 9, and the upper locking piece 11 of the operating handle 10, which is rotatably attached to the shaft attachment part 13 provided on the rear side of the pistol-shaped main body 1, is attached. The insertion hole 15 for the needle rod 7 and the stopper piece 14 is provided, and the base 16 of the stopper piece 14 is provided between the shaft attachment part 13 and the grip cylinder 2. The stopper piece 1 is inserted and fixed into the spacer part 17.
4 is provided with a ratchet surface portion 18, and a rotary operation piece 48 is protruded from the rotary locking collar 8, and a ratchet portion 19 that engages with the ratchet surface portion 18 and a sliding surface portion 49 that slides on the ratchet surface portion 18 are formed. It is something.

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 rotation locking collar 8 is attached to the needle rod 7, and the needle rod 7 is urged forward by a bullet 9. The upper locking piece 11 of the operating handle 10, which is rotatably attached to the shaft attachment part 13 provided in
In addition, the base 16 of the stopper piece 14 is inserted and fixed into the insertion gap 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. , a rotary operation piece 48 is protruded from the rotary locking collar 8, and a ratchet portion 19 that engages with the ratchet surface portion 18 and a sliding surface portion 49 that slides on the ratchet surface portion 18 are formed; A lid body 20 equipped with a nozzle opening 6 is detachably attached to the housing. Screwed part 2
4, and further attach the needle rod 7 to the 6th
As shown in the figure, the base screw rod 29 of the tip rod 28 equipped with the needle tip 27 is screwed into the tip screw hole 26 of the main rod 25, and the first gasket 30 for opening and closing the nozzle port 6 and the guide inner cylinder 23 are screwed together. Guided cross-shaped protrusion 3
1, 31, 31, 31 can be attached and removed, and the first packing 30, bullet 9, second packing 33, and third packing 34 can be replaced through the base hole 3.
5, the main rod 25 can be pulled out and replaced.

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, and the upper locking piece 11 that locks the rotational locking collar 8 is provided with a locking hole 39, and further has a ratchet portion 19 that engages with the ratchet surface portion 18 of the stopper piece 14 of the rotational locking collar 8. The sliding surface portion 49 that slides on the ratchet surface portion 18 is made thick to ensure engagement and sliding.
8 and the sliding surface portion 49 are provided at an angle of 90 degrees to prevent the rotation locking collar 8 from rotating unintentionally as long as the rotation operation piece 48 does not rotate the sliding surface portion 49.
is provided opposite to the rotation locking collar 8 so that the sliding surface portion 49 and the ratchet surface portion 18 come into contact with each other even when the rotation operation piece 48 is rotated in either the left or right direction in the state shown in FIG. It is. The stopper piece 14 is made of an elastic synthetic resin material, and a protruding piece 40 is provided on the base 16 to form a T-shaped portion 41.
A center-to-center center portion 50 into which the protruding piece 40 is fitted is provided at the center of the holder, and an insertion center portion 17 is provided between the handle tube 2 to form a T-shaped center portion 51. By firmly press-fitting the T-shaped portion 41 into the portion 51, the stopper piece 14 is not installed in an irregular manner, and the engagement between the ratchet surface portion 18 and the ratchet portion 19 is ensured, as shown in FIGS. 1 and 8. As shown in FIG. 1, the ratchet surface portion 18 and the ratchet portion 19 engage with each other, and as shown by the thin line in FIG. 6. The mounting shaft 36 is formed by press-fitting the protruding rod 46 of the mounting head 45 into the one end hole 44 of the mounting shaft base 43, thereby attaching the shaft mounting hole 47 of the shaft mounting portion 13 and the protruding piece 40.
The mounting shaft 36 can be easily attached to the central shaft mounting hole 52 provided in the center shaft mounting hole 52 at the same time as the operation handle 10 is mounted. 41 from separating from the T-shaped spacer portion 51. 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 pipe portion 5 of 1 so as to be slidable back and forth, and the rear end of the needle rod 7 is a rotation lock that protrudes rearward from the horizontal pipe portion 5 and rotates. While attaching the collar 8, the needle rod 7 is urged forward by the bullet 9, and the upper locking piece of the operating handle 10 is rotatably attached to the shaft attachment part 13 provided on the rear side of the pistol-shaped main body 1. 11 to the rotation locking collar 8, and the insertion hole 15 of the needle rod 7 and the stopper piece 14.
In addition, an insertion gap section 1 is provided in which the base 16 of the stopper piece 14 is provided between the shaft attachment section 13 and the grip tube 2.
The stopper piece 14 is provided with a ratchet face part 18, and a rotary operation piece 48 is protruded from the rotary locking collar 8.
By forming the ratchet part 19 that engages with the hose connection part 3, a continuous hose from a water faucet or the like can be connected to the hose connection part 3, and water can be pumped through the hose and the stopper piece 14 can be opened by grasping the operating handle 10. The ratchet surface part 18 and the ratchet part 19 of the rotation locking collar 8 can be moved while being engaged with each other, and the amount of water jetted from the nozzle opening 6 can be kept constant 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 7 automatically closes the nozzle opening 6 by the action of the bullet 9 to stop the jetting. Also stopper piece 1
The needle rod 7 engages with the ratchet surface 18 of 4.
By providing a ratchet 19 on the rotation locking collar 8 to stop the movement of the rotor at a fixed position, the number of manufacturing parts can be reduced without the need for complicated processes, and labor costs can also be reduced. It can be provided at low cost. In addition, if the rotation locking collar 8 is rotated 90 degrees by pinching the rotation operation piece 48 with your fingertips, the ratchet surface portion 18
The needle rod 7 moves back and forth when the operating handle 10 is gripped by the sliding surface 49, and the water sprinkling condition can be adjusted by loosening or tightening the grip on the operating handle 10, which is extremely convenient for use. 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 an exploded perspective view of main parts, Fig. 3 is a partially exploded perspective view, Fig. 4 is a partially enlarged side view of Fig. 1, Fig. 5 The figure is a 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 grip on the operating handle. 9 is a perspective view, and FIGS. 10 and 11 are partially cutaway front views showing the rotating state of the rotation locking collar. FIG. 12 is an explanatory diagram of a 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... Rotating locking collar, 9... Bullet machine, 10...
Operation handle, 11... Upper locking piece, 12... Locking pin, 13... Pivot attachment part, 14... Stopper piece, 15...
Communication hole, 16... base, 17... inter-insertion bottom part, 18...
Ratchet surface part, 19... Ratchet part, 20... Lid body, 21... First threaded part, 22... Mounting cylinder part, 23...
Guide inner cylinder, 24...Second screwing part, 25...Main rod, 26
... Tip screw hole, 27 ... Needle tip, 28 ... Tip rod, 29 ... Base screw rod, 30 ... First packing, 31
...Cross-shaped projection piece, 32...Guide rod, 33...Second packing, 34...Third packing, 35...Base hole, 36...
Mounting shaft, 37...Mounting shaft hole, 38...Both reinforced wall surfaces, 3
9... Locking hole, 40... Projecting piece, 41... T-shaped part, 4
2... Swelling base, 43... Mounting shaft base, 44... One end hole, 45... Mounting head, 46... Projection rod, 47... Pivoting hole, 48... Rotating operation piece, 49... Sliding surface part, 50...
51... T-shaped spacer part, 52... Center shaft attachment 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. The rod 7 is attached so as to be slidable back and forth, and the rear end of the needle rod 7 is fitted with a rotary locking collar 8 that protrudes rearward from the horizontal tube section 5 and rotates. Further, the upper locking piece 11 of the operation handle 10, which is rotatably attached to the shaft attachment part 13 provided on the rear side of the pistol-shaped main body 1, is locked to the rotation locking collar 8, and the needle rod is 7 and an insertion hole 15 for the stopper piece 14, and the base 1 of the stopper piece 14 is provided.
6 is inserted and fixed into the insertion gap part 17 provided between the shaft attachment part 13 and the grip part cylinder 2, and the stopper piece 14
A ratchet surface portion 18 is provided on the rotary locking collar 8.
A water sprinkling nozzle characterized in that a rotary operating piece 48 is projected, a ratchet part 19 engages with a ratchet face part 18, and a sliding face part 49 slides on the ratchet face part 18.