JPH0681647U - Watering nozzle - Google Patents

Abstract

(57) [Abstract] [Purpose] To provide a sprinkling nozzle in which the setting of a sprinkling pattern is easy and reliable, and the sprinkling plate can be easily cleaned without misalignment. [Structure] A ratchet ring 16 is attached to a rear peripheral edge of a rotation guide 14 which is detachably fitted and fixed to a water sprinkling plate 12, and a concave portion 2a is detachably engaged with a convex portion 16a of the ratchet ring 16 ,. , ... are formed on the inner peripheral surface of the nozzle head 2, and the water spray holes 13a to 13d of the water spray plate 12 are located at respective positions corresponding to the water flow holes 7 of the fixed plate 5 through the diffusion holes 9 of the diffusion plate 8. The rotation guide 14 is rotatably and detachably fitted to the nozzle head 2 via the ratchet ring 16 so that the settings of the rotation guide 14 can be changed.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to improvement of a multi-shower nozzle capable of setting a plurality of watering patterns.

[0002]

[Prior art]

 A multi-shower nozzle installed in a bathroom or shower room can freely set different watering patterns such as jet, mist, flat, and shower by rotating a rotating guide that is rotatably attached to the nozzle head. The one configured as described above is known.

This is specified through one of the plurality of water spray holes formed on the water spray plate integrated with the rotation guide by being associated with the water spray hole provided on the back side of the water spray hole. The watering pattern is to spray water.

[0004]

[Problems to be solved by the device]

 In the conventional multi-shower nozzle described above, the setting position of each sprinkling pattern may shift during sprinkling. In such a case, the sprinkling amount may decrease or it may be confused with the sprinkling pattern of other adjacent setting positions. May occur.

Further, in order to always obtain a good water spray state, it is necessary to easily clean the water spray plate. However, in the conventional multi-shower nozzle, since the water spray plate is integrated with the rotation guide, It wasn't easy to clean.

The present invention has been made in view of such circumstances, and an object of the present invention is to provide a sprinkling nozzle in which a sprinkling pattern can be easily and reliably set and a sprinkler plate can be easily cleaned.

[0007]

Means for Solving the Problems The present invention has means for solving the above-mentioned problems as follows. That is, a fixed guide that is fitted and fixed to the nozzle head through an O-ring, a fixing plate that has a water passage hole that is inserted and inserted into the fixed guide through an O-ring, and a water passage hole of the fixing plate. A diffuser plate which has a plurality of corresponding diffusion holes and which is fitted into a screw ring which is screwed into the fixed guide and which corresponds to the fixed plate through a sheet packing and is rotatable around its axis; A sprinkler plate that has a plurality of sprinkler holes corresponding to each diffusion hole and is fitted and fixed to the front face of the diffuser plate, and a retaining screwing that is screwed to the sprinkler plate so that it can be attached to and detached from the sprinkler plate. The rotation guide is fitted and fixed, and a ratchet ring is attached to the rear peripheral edge of the rotation guide, and a concave portion that is disengageably engaged with the convex portion of the ratchet ring is formed on the inner peripheral surface of the nozzle head. Formed and said watering The rotation guides are set so that the rotation guides can be freely set to the respective positions corresponding to the water passage holes of the fixed plate through the diffusion holes of the diffusion plate. It is characterized in that it is rotatably and detachably fitted to the nozzle head.

[0008]

[Action]

 By rotating the rotation guide so that the water spray holes of the water spray plate correspond to the water holes of the fixed plate through the diffusion holes of the diffusion plate, the projections of the ratchet ring are engaged with the recesses of the nozzle head. The rotation guide is set without displacement with respect to the nozzle head.

By removing the holding screw ring, the rotation guide can be separated from the water spray plate, and the water spray plate can be easily cleaned.

[0010]

【Example】

 Hereinafter, an embodiment of the water spray nozzle of the present invention will be described in detail with reference to the drawings. FIG. 1 is a vertical cross-sectional view of a sprinkling nozzle 1, which is also called a multi-shower nozzle. Reference numeral 2 is a nozzle head, and a hook having a joint 22 connected to a hose (not shown) by a nut 21 (see FIG. 2) at a base portion. It is fixed to the tip of handle 24 with 23. Reference numeral 3 denotes a fixed guide screwed and fixed to a circumferential groove formed in the nozzle head 2 through an O-ring 4 [see FIGS. 6 (A) and 6 (B)], and 5 denotes a circumference of the fixed guide 3. A single water passage hole 7 is formed at a position eccentric from the center of the fixing plate [see FIGS. 7 (A) and 7 (B)] fitted into the groove via the O-ring 6.

Reference numeral 8 denotes a diffusion plate, which has a plurality of diffusion holes 9, ... Corresponding to the water passage hole 7 of the fixed plate 5 [see FIGS. 10 (A) and 10 (B)], and is screwed into the fixed guide 3. Corresponding to the fixing plate 5 through a sheet packing 11 [see FIGS. 9 (A) and (B)] fitted on the inner peripheral surface of the screw ring 10 [see FIGS. 8 (A) and (B)]. It is rotatable about its axis.

Reference numeral 12 denotes a water sprinkling plate which is fitted and fixed to the front surface of the diffusing plate 8 and has a plurality of water sprinkling holes 13a to 13d corresponding to the respective diffusing holes 9 of the diffusing plate 8 (see FIGS. 11A and 11B). )], Different water spray patterns of mist, flat, shower, jet, etc. can be formed from the respective water spray holes 13a ,. Incidentally, a is a flow rate adjusting nozzle fitted in the water spray hole 13a of the mist.

Reference numeral 14 is detachably fitted and fixed to the water spray plate 12 by a cap screw ring 15 [see FIGS. 12 (A) and 12 (B)] screwed to the water spray plate 12, and the retaining ring 20 is attached. A rotation guide [see FIGS. 5 (A) and (B)] that is retained by the fixed guide 3 by [see FIGS. 13 (A) and (B)] has a center protrusion shape on the rear edge of the rotation guide 14. Four ratchet holders 17 for holding the ratchet ring 16 formed on each of the two are formed at 90 ° different phases. A cover rubber 18 is fitted on the outer periphery of the front part, and behind the cover rubber 18, water spray patterns such as jets, showers, flats, and mists are displayed (see Fig. 4). In addition, the point 19 inserted in the upper part of the nozzle head 2 and each watering pattern can be set freely.

On the other hand, on the inner peripheral surface of the nozzle head 2 (see FIG. 3) corresponding to the rear peripheral edge of the rotation guide 14, concave portions 2a, ... Releasably engaged with the convex portions 16a, ... Of the ratchet ring 16. The water spray holes 13a to 13d of the water spray plate 12, which are detachably integrated with the rotation guide 14, are connected to the water flow holes 7 of the fixed plate 5 through the respective diffusion holes 9 of the diffusion plate 8. The rotation guide 14 is rotatably and detachably fitted to the nozzle head 2 via the ratchet ring 16 so that the rotation guide 14 can be freely changed in its corresponding position. Then, when the cover rubber 18 is gripped and one of the watering patterns displayed on the rotation guide 14 is aligned with the point 19, the convex portions 16a of the ratchet ring 16 are engaged with the concave portions 2a of the nozzle head 2. The sprinkling pattern can be set without It has been cut way.

The setting change of the watering pattern can be easily and surely performed by gripping the cover rubber 18 and rotating the rotation guide 14. That is, when the rotation guide 14 is rotated to release the engagement of the ratchet ring 16 with the nozzle head 2 and to set another watering pattern, each convex portion 16a, ... Of the ratchet ring 16 is again set at the set position. It engages with the recesses 2a, ... Of the head, and its set position is stably maintained.

Further, in order to clean the water spray plate 12, the cap screw ring 15 is removed, and the water spray plate 12 is pulled out forward to be removed, whereby the water spray plate 12 can be easily cleaned.

Then, as described above, the fixed plate 5, the sheet packing 11 and the diffusion plate 8 are separately formed, and the fixed plate 5 is fitted into the fixed guide via the O-ring 6. Therefore, variations in products can be absorbed at the assembly stage, and the assembly workability is remarkably good.

By the way, by chamfering the peripheral edge portion of the peripheral flange 5a of the fixed plate 5 corresponding to the O-ring 6 (see FIG. 14), even if hydraulic pressure acts on the fixed plate 5, the fixed plate 5 will not move. The tilting is more easily permitted, and it is possible to more effectively prevent one-sided contact with the diffusion plate 8 (see FIG. 1).

[0019]

[Effect of device]

 As described above, according to the present invention, while the ratchet ring is attached to the rear peripheral edge of the rotation guide, the concave portion that is detachably engaged with the convex portion of the ratchet ring is formed on the inner peripheral surface of the nozzle head. , The rotation guides of the water spray plate so that the water spray holes of the water spray plate can be freely set to the positions corresponding to the water holes of the fixed plate through the diffusion holes of the diffusion plate. Since the nozzle head is rotatably and detachably fitted to the nozzle head via each of the nozzle heads, each watering pattern can be set easily and surely without displacement.

Further, since the sprinkler plate and the rotation guide are separately formed and the rotation guide can be removed, the sprinkler plate can be easily cleaned in every corner.

[Brief description of drawings]

FIG. 1 is a vertical sectional view showing an embodiment of a watering nozzle of the present invention.

FIG. 2 is a front view of the same.

FIG. 3 is a front view of the nozzle head.

FIG. 4 is a side view of the same.

5A is a front view of the rotation guide, and FIG. 5B is a cross-sectional view taken along line XX of FIG.

FIG. 6A is a vertical sectional view of the fixed guide, and FIG. 6B is a front view thereof.

FIG. 7A is a vertical sectional view of the fixing plate, and FIG. 7B is a front view thereof.

FIG. 8A is a vertical sectional view of the screw ring, and FIG. 8B is a front view thereof.

FIG. 9A is a vertical sectional view of the same sheet packing, and FIG.
Is a front view thereof.

10A is a vertical cross-sectional view of the diffusion plate, and FIG. 10B is a perspective view thereof.

11A is a vertical cross-sectional view of the water spray plate, and FIG. 11B is a front view thereof.

[FIG. 12] (A) is a vertical cross-sectional view of the presser screw ring, (B)
Is a front view thereof.

[FIG. 13] (A) is a vertical sectional view of the retaining ring, (B)
Is a front view thereof.

FIG. 14 is a vertical cross-sectional view in the case where one edge of the peripheral flange of the fixing plate is chamfered.

[Explanation of symbols]

2 ... Nozzle head, 3 ... Fixed guide, 4 ... O-ring, 5
... fixing plate, 6 ... O-ring, 7 ... water passage hole, 8 ... diffusion plate, 9
… Diffusion hole, 10… Screw ring, 11… Sheet packing, 12…
Water spray plate, 13a, 13b, 13c, 13d ... Water spray hole, 14 ... Rotation guide, 15 ... Press screw ring, 16 ... Ratchet ring.

Claims (1)

[Scope of utility model registration request] 1. A fixed guide which is fitted and fixed to a nozzle head through an O ring, a fixed plate which has a water passage hole and is inserted and inserted into the fixed guide through an O ring, and water passage through the fixed plate. A diffusion plate that has a plurality of diffusion holes respectively corresponding to the holes and is fitted into a screw ring that is screwed into the fixed guide and that corresponds to the fixed plate through a sheet packing and is rotatable about its axis; A sprinkler plate having a plurality of sprinkler holes corresponding to each diffusion hole of the plate and fitted and fixed to the front face of the diffuser plate, and a holding screw ring screwed and screwed to the sprinkler plate so that the sprinkler plate can be detachably attached to the sprinkler plate. The rotation guide is fitted and fixed, and a ratchet ring is attached to a rear peripheral edge of the rotation guide, and a concave portion that is disengageably engaged with a convex portion of the ratchet ring is formed on an inner peripheral surface of the nozzle head. Formed of the watering plate The respective rotation guides are set via the ratchet ring so that the respective rotation guides can be freely set in respective positions corresponding to the water passage holes of the fixed plate through the diffusion holes of the diffusion plate. A water spray nozzle, which is fitted on the nozzle head so as to be rotatable and detachable.