JP2011025132A - Shower head - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a shower head capable of reducing the load applied to the hand, a wrist or an arm in cleaning the wall surfaces, joints or corner parts of a bathroom and capable of easily and rapidly performing the cleaning of the bathroom. <P>SOLUTION: The shower head 10 is equipped with a shower head body 13 which has a grasping part and in which a flow channel 12 for allowing hot water to flow is provided and the water discharge port part 14 provided to the leading end part of the shower head body 13 and having the communication passage 16 communicating with the flow channel 12 formed thereto. The water discharge port part 14 has a water discharge face port 17 capable of taking a plurality of water discharge forms and the water discharge face port 17 has a water discharge nozzle 18. The water discharge nozzle 18 has a slit 32 for discharging water to the wall surfaces, joints and corner parts of the bathroom to clean the bathroom and is constituted so as to be capable of being changed over between the longitudinal direction being the axial direction (x) of the shower head body 13 and the lateral direction crossing the longitudinal direction at a right angle. <P>COPYRIGHT: (C)2011,JPO&INPIT

Description

  The present invention discharges hot water (hot water or water) toward the wall, joints or corners of the bathroom, and can reduce the burden on the hand, wrist or arm when cleaning, and can be easily and easily cleaned. It relates to a shower head that can be performed quickly.

  In general, a shower head has a shower head body having a flow path for holding and holding hot water in one hand and a hot water passing through the flow path provided at the tip of the shower head body. And a water inlet. The water discharge port portion is provided with a plurality of communication passages communicating with the flow path and a water discharge face portion switchable to a plurality of water discharge forms. And the hot water which passed the flow path of the shower head main body passes along the communicating path of a water discharge port part, and is discharged to the exterior in the desired water discharge form preset from the water discharge face part.

  As this type of shower head, for example, the present applicant has proposed a shower head having a water discharge switching structure (see Patent Document 1). That is, this shower head is provided with a number of valve bodies and valve openings corresponding to the number of water discharge forms, and the valve bodies are held on the shower head main body side and an inclined outer peripheral portion that is crimped to the valve opening to close the valve opening. The inclined outer peripheral portion is reciprocated in a substantially vertical direction with respect to the valve port to open and close the valve port. According to this shower head, the operation is light and the operational feeling does not change depending on the water discharge form, and the operability can be improved.

Japanese Patent Laying-Open No. 2005-131143 (Page 2, Page 3 and FIG. 1)

  However, in the shower head described in Patent Document 1, the water discharge direction of hot water discharged from the valve port is set to the substantially axial direction of the water discharge port part, and the water discharge form is substantially rod-shaped water discharge (massage shower) ( FIG. 1 of Patent Document 1). For this reason, when cleaning in the bathroom by discharging water from the shower head toward the entire wall surface, the wrist is bent largely in the vertical or horizontal direction so that the valve port is directed to the entire wall surface, and held at each position. You have to do something. Also, when cleaning the joints and corners of the wall, the wrist must be bent up and down and left and right so that the valve port faces the joints and corners.

  In this case, there is a problem that the burden on the hand, wrist, or arm is large, and it is difficult to clean because it must be operated with the wrist bent, fatigue occurs, and the cleaning takes an unexpected amount of time. . Therefore, there is a need for a shower head that can ease the burden on the hand, wrist, or arm and can be easily cleaned.

  The present invention has been made paying attention to the problems of the prior art as described above, and its purpose is to clean the walls, joints or corners of the bathroom on the hand, wrist or arm. An object of the present invention is to provide a shower head that can reduce the applied load and can be easily and quickly cleaned.

  In order to achieve the above object, a shower head according to a first aspect of the present invention includes a shower head body having a grip portion and a flow path through which hot water is circulated, and a shower head body provided at a tip portion of the shower head body. And a water discharge port portion in which a communication passage communicating with the flow path is formed. The water discharge port portion has a water discharge face portion, and the water discharge face portion discharges hot water from the communication passage to the outside. This has a water discharge nozzle. The water discharge nozzle has a slit for discharging water and cleaning it toward the wall surface, joint or corner of the bathroom, and the water discharge nozzle is configured to be rotatable.

  According to a second aspect of the present invention, in the invention according to the first aspect, the water discharge nozzle is switched so that the slit can take a vertically long direction that is an axial direction of the shower head body and a horizontally long direction that is an orthogonal direction thereof. It is configured to be possible.

  According to a third aspect of the present invention, in the invention according to the first aspect, the water discharge nozzle is configured so that the slit can be stopped at a position where the slit forms a predetermined angle with respect to the axial direction of the shower head main body. Features.

  According to a fourth aspect of the present invention, in the invention according to any one of the first to third aspects, the water discharge nozzle includes a pair of protruding plates protruding forward, and the slit is formed between the protruding plates. It is characterized by being.

  According to a fifth aspect of the present invention, in the invention according to the fourth aspect, the pair of projecting plates constitutes a knob.

According to the present invention, the following effects can be exhibited.
In the shower head of this invention, while the water discharge nozzle has a slit, this water discharge nozzle is comprised so that rotation is possible. For this reason, when cleaning the wall surface of a bathroom or a joint extending in the horizontally long direction, the water discharge nozzle is set so that its slit faces, for example, the horizontally long direction. When cleaning a corner portion or a joint extending in the longitudinal direction, the water discharge nozzle is set so that its slit faces, for example, the longitudinal direction. In this state, the shower head body is held by a hand so that it is in a substantially vertical position, and hot water is discharged from the water discharge nozzle. By such an operation, when cleaning the wall surface, joint or corner of the bathroom, it can be easily performed without forcibly bending the wrist holding the shower head body.

  Therefore, when cleaning the wall surface, joint, or corner of the bathroom, the burden on the hand, wrist, or arm can be reduced, and cleaning can be performed easily and quickly.

The principal part expansion longitudinal cross-sectional view which shows the spout part of the shower head in embodiment. The cross-sectional view which shows the water outlet part of a shower head. The front view which shows the water discharge face part of the water discharge port part of a shower head. The perspective view which decomposes | disassembles and shows the water discharging face part. The rear view which shows the water discharging face part. The perspective view which shows a shower head. The perspective view which shows the state which cleans the corner part of a bathroom with the water discharge from a shower head. The perspective view which shows the state which cleans the joint of a bathroom with the water discharge from a shower head.

Hereinafter, the embodiment which actualized the shower head of the present invention is described in detail.
As shown in FIGS. 1, 2, and 6, the shower head 10 according to the present embodiment includes a shower head main body 13 having a grip portion 11 and a flow path 12 through which hot water flows, and the shower head main body. 13 and a water discharge port portion 14 provided at the tip portion. A water stop button 15 is provided on the side of the shower head main body 13 so as to penetrate the shower head main body 13, and the flow stop 12 is blocked by pressing the water stop button 15 in one direction. The channel 12 is opened by pressing in the opposite direction. The water discharge port portion 14 includes a communication passage 16 that communicates with the flow path 12 of the shower head body 13 and a water discharge face portion 17 that communicates with the communication passage 16 and can take a plurality of water discharge forms. is doing. A water discharge nozzle 18 for discharging hot water to the outside is provided at the center of the water discharge face portion 17.

  The communication path 16 is divided into a first communication path 16a positioned at the center of the water discharge port 14, a second communication path 16b positioned on the outer periphery thereof, and a third communication path 16c positioned further on the outer periphery thereof. Thus, any one of the communication passages 16 a, 16 b, 16 c is configured to communicate with the flow path 12 of the shower head body 13. The switching mechanism 19 is switched by rotating an operation knob 21 of an operation ring 20 that is rotatably provided on the outer periphery of the water discharge face portion 17.

  That is, the switching mechanism 19 includes a spherical valve body 23 housed in the valve body housing chamber 22, a coil spring 24 that biases the valve body 23 forward (to the left in FIG. 1), and movement of the valve body 23. The engagement member 25 is formed integrally with the operation ring 20 that restricts or releases the operation. Then, by rotating the operation ring 20, the engagement member 25 formed integrally with the operation ring 20 is rotated, and the valve body 23 is moved in a direction against the urging force of the coil spring 24. The flow path of hot water is switched by returning to the direction of power.

  The water discharge nozzle 18 is rotatably supported inside a cylindrical protrusion 26 protruding forward and a cylindrical tube 27 protruding rearward at the central position of the water discharge face portion 17. That is, the water discharge nozzle 18 is rotatably fitted in the protruding portion 26 and the cylindrical portion 27 of the water discharge face portion 17, and a pair of first engagement protrusions 28 and second engagement protrusions 29 located at the rear end portions thereof. Is engaged with an engagement step portion 30 formed in the cylindrical portion 27 so that it cannot be pulled out forward (see FIG. 2). Note that the water discharge nozzle 18 has its rear end engaged with the water discharge port portion 14 so that rearward movement is restricted.

  A slit 32 having a gap of a certain length and a certain width is formed between a pair of projecting plates 31 projecting forward on the front surface of the water discharge nozzle 18, and a film-like water discharge 50 is emitted from the slit 32. Yes. These protruding plates 31 become knobs 31a, and the protruding plates 31 can be rotated by being sandwiched between fingers. In addition, a tapered throttle space 51 whose width is narrowed toward the slit 32 is provided inside the water discharge nozzle 18, and the throttle space 51 communicates with the slit 32. An annular groove 53 is provided on the outer peripheral surface of the water discharge nozzle 18, and a rubber O-ring 54 is fitted into the annular groove 53, so that the space between the water discharge nozzle 18 and the projecting portion 26 of the water discharge face portion 17. Is kept watertight.

  As shown in FIG. 4, a mesh material 55 fitted into the third communication path 16 c, a mesh material 56 fitted into the second communication path 16 b, and the water discharge nozzle 18 are mounted on the water discharge face portion 17 from behind. It has become. FIG. 5 is a view of the water discharge face portion 17 as viewed from the back. As shown in FIG. 5, the rear end portion of the cylindrical portion 27 of the water discharge face portion 17 has a back trapezoidal shape at a position facing 180 °. A pair of first locking protrusions 57 and second locking protrusions 58 are provided.

  Then, the first engaging protrusion 28 of the water discharge nozzle 18 is locked to the second locking protrusion 58 of the cylindrical portion 27, the second engaging protrusion 29 is locked to the first locking protrusion 57, and the slit 32 is set so as to extend in the horizontally long direction which is a direction orthogonal to the axial direction x of the shower head body 13. As shown by a two-dot chain line in FIG. 5, when the water discharge nozzle 18 is rotated 90 ° counterclockwise, the first engagement protrusion 28 of the water discharge nozzle 18 is engaged with the first locking protrusion 57 of the cylindrical portion 27. At the same time, the second engaging protrusion 29 is locked to the second locking protrusion 58, and the slit 32 is set to extend in the longitudinal direction which is the axial direction x of the shower head body 13.

  The hot water from the first communication passage 16 a reaches the water discharge nozzle 18, and its flow is throttled in the throttle space 51, and the membrane water discharge 50 is emitted from the slit 32. As shown in FIGS. 1 and 2, the film-like water discharge 50 is emitted into a film shape having a width and length substantially the same as the width and length of the slit 32 immediately after exiting the slit 32, and FIGS. 7 and 8. As shown in FIG. 4, the width and the length are increased as the distance from the slit 32 increases.

  As described above, when the slit 32 is set in the horizontally long direction, the horizontally long film-like water discharge 50 is formed from the slit 32, and the wall surface 34 of the bathroom 33 and the horizontally long joint 35 can be easily cleaned. On the other hand, when the slit 32 is set in the vertically long direction, a vertically long film-like water discharge 50 is formed from the slit 32, and the corner portion 36 and the vertically long joint 35 of the bathroom 33 can be easily cleaned. In this way, the extending direction of the membrane water discharge 50 can be easily set to be horizontally long or vertically long by rotating the knob 31a, so that the wrist 38 can be removed when cleaning the wall surface 34, joint 35 or corner portion 36 of the bathroom 33. The work can be easily performed without greatly bending or changing the grip portion 11 of the shower head main body 13 to the other hand.

  As shown in FIG. 1 to FIG. 3, a large number of water discharge holes 43 are formed through the front annular region at the outer peripheral position from the water discharge nozzle 18 of the water discharge face portion 17 to form a waterfall (hard shower) in the form of May rain. It is supposed to be. A large number of sprinkling holes 44 are formed in a front annular area in the outer peripheral position of the water discharge face portion 17 of the water discharge face portion 17 so as to form mist-like water discharge (soft shower). And it is comprised by the operation knob 21 of the said switching mechanism 19 so that it can switch to a film-like, a May rainy-like, or drizzle-like water discharge.

  A reference mark 45 for confirming the rotational position of the operation ring 20 is provided at the upper end portion of the water discharge face portion 17, while a mark of the film-like water discharge 50 indicating the water discharge state from the water discharge nozzle 18 is provided on the operation ring 20. 46, a mark 47 of May rainy water discharge from the water discharge hole 43 and a mark 48 of drizzle water discharge from the water spray hole 44 are provided. When the operation dial 21 is located at the lowermost position, the mark 46 of the membrane-like water discharge 50 faces the reference mark 45, and the water discharge face portion 17 shown in FIG. When it is moved, the mark 47 of May rainy water discharge opposes the reference mark 45, and when it is rotated about 45 ° clockwise, the mark 48 of drizzle water discharge opposes the reference mark 45.

Next, the effect | action is demonstrated about the shower head 10 of this embodiment.
As shown in FIG. 7, when the shower head 10 is used in the bathroom 33, the grip portion 11 of the shower head main body 13 is gripped with the right hand or the left hand and is provided on the outer periphery of the water discharge face portion 17. The operation ring 20 is rotated and set so that the marks 46 to 48 indicating a desired water discharge form are opposed to the reference mark 45. For example, by rotating the operation ring 20 about 45 degrees counterclockwise in FIG. 3 from the lowermost position, setting the May rainy water discharge mark 47 to face the reference mark 45, and discharging water in that state , You can wash your body with May rainy water and shampoo your hair.

  Thereafter, when the shower head 10 cleans (washes) the wall surface 34, joint 35 or corner portion 36 of the bathroom 33, the operation ring 20 is positioned at the lowermost position, and the mark 46 of the membrane water discharge 50 is the reference mark 45. Set to face. In this state, hot water from the first communication passage 16 a flows from the throttle space 51 to the slit 32 by the water discharge nozzle 18, and from the slit 32 to the front wall surface 34, the joint 35, or the corner portion 36 in the form of the membrane water discharge 50. The water is discharged.

  For example, the water discharge nozzle 18 is rotated to lock the first engagement protrusion 28 with the second engagement protrusion 58 of the cylindrical portion 27 as shown by the solid line in FIG. When the first locking projection 57 of the cylindrical portion 27 is locked, the slit 32 is set in the horizontally long direction. At this time, a horizontally long membranous water discharge 50 is emitted from the slit 32, and the horizontally long membranous water discharge 50 is formed along the joint 35 extending in the horizontally long direction of the bathroom 33 as shown in FIG. The joints 35 can be smoothly cleaned without being greatly bent. Moreover, the wall surface 34 can be easily cleaned by moving this horizontally long membranous water discharge 50 sideways along the wall surface 34 of the bathroom 33 and moving it downward.

  Next, as shown by a two-dot chain line in FIG. 5, the water discharge nozzle 18 is rotated from the above state in the counterclockwise direction in FIG. When the second engaging protrusion 29 is locked to the second locking protrusion 58 of the cylindrical portion 27 at the same time as being locked to 57, the slit 32 is set in the longitudinal direction. At this time, a vertically long film-like water discharge 50 is emitted from the slit 32, and the vertically long film-like water discharge 50 is formed along the corner portion 36 of the bathroom 33 as shown in FIG. Therefore, the corner portion 36 can be smoothly cleaned without greatly bending the wrist. Further, since the vertically long membranous water discharge 50 is formed along the joint 35 extending in the longitudinal direction of the wall surface 34 of the bathroom 33, the joint 35 in the longitudinal direction can be easily cleaned.

The effects exerted by the above embodiment will be collectively described below.
(1) In the shower head 10 in this embodiment, the water discharge nozzle 18 has the slit 32, and this water discharge nozzle 18 is comprised so that rotation is possible. For this reason, it can set easily so that the water discharge nozzle 18 may be rotated and the slit 32 may face the horizontal or vertical direction. In either state, the shower head body 13 is held by the hand 39 so as to be in a substantially vertical position, and hot water is discharged from the water discharge nozzle 18. By such an operation, when cleaning the wall surface 34, joint 35 or corner portion 36 of the bathroom 33, it can be easily performed without forcibly bending the wrist 38 holding the shower head body 13.

  Therefore, when cleaning the wall surface 34, joint 35 or corner portion 36 of the bathroom 33, the burden on the hand 39, wrist 38 or arm 40 can be reduced, and cleaning can be performed easily and quickly.

  (2) The water discharge nozzle 18 is configured to be switchable so that the slit 32 can take a vertically long direction that is the axial direction x of the shower head main body 13 and a horizontally long direction that is an orthogonal direction thereof, thereby forming a water discharge form. The wall surface 34, joint 35 or corner portion 36 of the bathroom 33 can be quickly cleaned.

  (3) The water discharge nozzle 18 includes a pair of protruding plates 31 protruding forward, and the slit 32 is formed between the protruding plates 31. Therefore, the membranous water discharge 50 can be emitted from the slit 32, which is effective for cleaning the wall surface 34, joint 35 or corner portion 36 of the bathroom 33.

(4) Since the pair of protruding plates 31 constitutes a knob 31a, the knob 31a can be sandwiched between fingers to perform a turning operation, and the water discharge form can be easily changed.
It should be noted that the above embodiment can be modified as follows.

  The first locking protrusion 57 and the second locking protrusion 58 of the cylindrical portion 27 are omitted, the water discharge nozzle 18 is formed to be able to rotate 360 °, and the slit is with respect to the axial direction x of the shower head body 13. It can be configured to be able to stop at a position (arbitrary position) forming a predetermined angle. In this case, an arbitrary direction can be selected as the form of water discharge by the slit 32, and the cleaning of the wall surface 34, joint 35 or corner portion 36 of the bathroom 33 can be performed more easily and in a short time.

  The pair of protruding plates 31 may be formed in a tapered shape so as to be closer to the front end side, and the slit 32 may be formed in a tapered shape that becomes narrower toward the front end side. In this case, the flow rate of the film-like water discharge 50 discharged from the water discharge nozzle 18 can be increased, and the cleaning efficiency can be improved.

  In the circumferential direction, the water discharge nozzle 18 can be configured to be stopped at an appropriate angle (30 °, 60 °, 90 °, etc.) from the longitudinal direction that is the axial direction x of the shower head body 13.

The length of the slit 32 can be changed, or the width can be changed.
Further, the technical idea that can be grasped from the embodiment will be described below.
(A) A constricted space formed in a tapered shape whose width is narrowed toward the slit is provided inside the water discharge nozzle, and the constricted space is configured to communicate with the slit. 6. The shower head according to claim 4, wherein the shower head is characterized. When comprised in this way, in addition to the effect of the invention which concerns on Claim 4 or Claim 5, the flow of hot water can be restrict | squeezed in throttle space, and the momentum of the hot water discharged from a slit can be increased.
(B) The shower head according to claim 4 or 5, wherein the slit is formed so that a gap between the pair of protruding plates has a certain length and width. When comprised in this way, in addition to the effect of the invention which concerns on Claim 4 or Claim 5, the membranous water discharge which has fixed length and width | variety can be obtained stably.

  DESCRIPTION OF SYMBOLS 10 ... Shower head, 11 ... Holding part, 12 ... Flow path, 13 ... Shower head main body, 14 ... Spout part, 16 ... Communication path, 16a ... 1st communication path, 16b ... 2nd communication path, 16c ... 3rd Communicating passage, 17 ... spouting face part, 18 ... spouting nozzle, 31 ... protruding plate, 31a ... picking part, 32 ... slit, 33 ... bathroom, 34 ... wall surface, 35 ... joint, 36 ... corner part, x ... axial direction.

Claims (5)

A shower head main body having a grip and having a flow path through which hot water flows therethrough, and a water outlet that is provided at the tip of the shower head main body and has a communication passage communicating with the flow path. The water discharge port portion has a water discharge face portion, and the water discharge face portion has a water discharge nozzle for discharging water from the communication passage to the outside.
The water discharge nozzle has a slit for discharging water and cleaning it toward the wall surface, joint or corner of the bathroom, and the water discharge nozzle is configured to be rotatable. 2. The shower according to claim 1, wherein the water discharge nozzle is configured to be switchable so that the slit can take a vertically long direction that is an axial direction of the shower head body and a horizontally long direction that is an orthogonal direction thereof. head. The shower head according to claim 1, wherein the water discharge nozzle is configured to be able to stop at a position where the slit forms a predetermined angle with respect to the axial direction of the shower head body. The shower head according to any one of claims 1 to 3, wherein the water discharge nozzle includes a pair of protruding plates protruding forward, and the slit is formed between the protruding plates. The shower head according to claim 4, wherein the pair of projecting plates constitute a knob.

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