JP5971614B2 - Shower head and manufacturing method thereof - Google Patents

Description

  The present invention relates to a shower head, and more particularly to a shower head having a structure in which a water passage member is disposed inside an exterior member.

  Japanese Laid-Open Patent Publication No. 2010-207416 (Patent Document 1) and German Patent Application Publication No. DE102010018670 (Patent Document 2) describe a hand shower head. These hand shower heads have a configuration in which a separate water passage member is disposed inside an appearance member that constitutes the appearance of the shower head. In the shower head having such a configuration, a large number of nozzle holes for discharging hot and cold water as a thin linear flow are formed on the water passage member side. On the other hand, a plurality of small holes that expose a large number of nozzle holes formed in the water passage member are formed on the appearance member side, and each nozzle hole is aligned with each small hole of the appearance member. In this way, it is arranged inside the appearance member. In another configuration, the exterior member is provided with a large opening that exposes the entire area of the water passage member where the multiple nozzle holes are formed, and the area where the multiple nozzle holes are formed is the exterior member. The water passage member is disposed inside the appearance member so as to be aligned with the opening of the outer member.

  A shower head of a type in which an appearance member and a water passage member are configured separately is widely adopted because various functions can be added to the shower head without affecting the appearance.

JP 2010-207416 PR German Patent Application Publication DE102010018670

  However, in a shower head of a type in which a water passage member is arranged inside the external member, the water passage member in which a large number of nozzle holes are formed in the assembly process of arranging the water passage member at a predetermined position inside the external member. There is a problem that it is easy to damage the sprinkling part. That is, when the water channel member is inserted into the exterior member, the water spray portion of the water channel member and the inner wall surface of the exterior member may interfere with each other and damage the water spray portion in which the delicate nozzle holes are formed.

  In particular, in the shower head described in DE102010018670 public information, the tip of the appearance member is closed. In the shower head having such a structure, a number of nozzle holes provided at the distal end portion of the water passage member are formed at the distal end portion of the outer appearance member while the water passage member is inserted from the proximal end portion of the outer appearance member. It is necessary to align with a large number of small holes, and it is difficult to assemble, and the sprinkling part is easily damaged. In addition, as in this shower head, when the water sprinkling part is formed of a rubber member and each nozzle hole is constituted by a large number of elongated cylinders formed on the water sprinkling plate, the water sprinkling part is easily damaged, Assembly becomes more difficult.

  In order to avoid this problem, a dedicated jig is used when assembling the shower head. In such a case, it is necessary to prepare a dedicated jig for each type of shower head. In addition, there is a problem that the number of assembly steps increases.

  Accordingly, an object of the present invention is to provide a shower head that can be easily assembled while avoiding damage to the water sprinkling part.

To solve the problems described above, the present invention provides a shower head inside is arranged water channel member structural appearance member, inlet portion Ru allowed to flow into the hot water supplied, and the inflow of hot water It is constituted by a water channel member having a water spray part provided with a plurality of water spray nozzles to be discharged, a plurality of small holes for receiving each of the water spray nozzles of the water channel member arranged at an end opening and a predetermined assembly position inside. In the state where the cylindrical outer member having the water spray opening and the water passage member are located on the end opening side of the assembly position, the water spray channel and the inner surface of the outer member are separated from each other. in a state located in the assembling position it is characterized in that chromatic and a guide mechanism configured to allow projecting outwardly of the exterior member each sprinkler nozzle of a plurality of small holes.

  In the present invention configured as described above, when the water passage member is inserted from the end opening of the outer member and the water passage member reaches a predetermined assembly position inside the outer member at the time of assembly, the water passage member The water sprinkling part and the water sprinkling opening part of the appearance member are aligned. When inserting the water channel member, the guide mechanism guides the water channel member to the assembly position in a state where the water spray portion and the inner surface of the external member are separated from each other, and at least a part of the water spray portion in the assembled state. Protrudes outward from the inner surface of the watering opening.

According to the present invention configured as described above, when inserting the water channel member to a predetermined assembly position inside the external member, the water channel member is guided in a state where the water spray portion and the inner surface of the external member are separated from each other. Therefore, at the time of an assembly, it can prevent that a watering part interferes with the inner surface of an external appearance member, and a watering part is damaged. In particular, in a shower head of the type in which the front end portion of the appearance member is closed, it is often difficult to insert the water passage member, but even in such a case, damage to the water spray portion can be reliably prevented. .
Moreover, in this invention comprised in this way, the watering part is provided with the some watering nozzle, These are each inserted in a some small hole. Thereby, even when each watering nozzle is thin and is configured to be easily damaged, according to the present invention, damage to the watering nozzle can be reliably prevented.
Further, according to the present invention configured as described above, when the water channel member is inserted to the assembly position where the water spray portion of the water channel member is aligned with the water spray opening of the appearance member, the water spray portion is moved outward. Since protrusion is permitted, the water sprinkling part can be projected while reliably avoiding interference between the water sprinkling part and the appearance member.

Further, the present invention is a shower head having a structure in which a water passage member is disposed inside an appearance member, and a water passage having an inflow portion into which supplied hot water flows and a water spray portion that discharges the supplied hot water. A tubular appearance member having a member, an end opening, and a watering opening formed so as to be aligned with a watering portion of a waterway member disposed at a predetermined assembly position inside the member, and a waterway member Is located on the end opening side with respect to the assembly position, the water sprinkling part and the inner surface of the external member are separated from each other, and when the water passage member is located at the assembly position, at least a part of the water sprinkling part is the water spray opening. And a guide mechanism configured to be able to protrude outward from the inner surface of the guide member. The guide mechanism is configured by a component separate from the appearance member.

According to the present invention configured as described above, since the guide mechanism is configured separately from the appearance member, it is not necessary to provide the guide mechanism in the appearance member, and the appearance member can be configured by a thin metal plate or the like. It becomes possible. In addition, since the thickness of the appearance member can be reduced, the weight of the shower head can be reduced even when the appearance member is made of metal.

  In the present invention, the guide mechanism preferably has a rail that guides insertion of the water passage member, and a slide that slides on the rail when the water passage member is inserted, and separates the water spray portion and the inner surface of the external member. When the water passage member reaches the assembly position, the protrusion is provided on the rail and receives the sliding protrusion to position the water passage member, and a part of the water spray part is outside the inner surface of the water spray opening. And a protrusion receiving recess that allows the protrusion to protrude in the direction.

  According to the present invention configured as described above, since the protrusion is allowed to protrude outward by the sliding protrusion being received in the protrusion receiving recess, the water spraying part is protruded outward simultaneously, The water passage member can be positioned at the assembly position.

The present invention also relates to a method of manufacturing a shower head having a structure in which a water passage member is arranged inside an external member, an inflow portion for allowing the supplied hot water to flow in, and a plurality of watering nozzles for discharging the flowing hot water. A water channel member having a water spray part provided with an end opening, and a water spray composed of a plurality of small holes for receiving water spray nozzles of the water channel member arranged at a predetermined assembly position inside A step of preparing a cylindrical appearance member having an opening, and a step of inserting a water passage member from the end opening to the appearance member while separating each watering nozzle and the inner surface of the appearance member by a guide mechanism; And a step of causing each water spray nozzle to protrude outward from the outer appearance member through a plurality of small holes after the water passage member has reached the assembly position.
Furthermore, the present invention is a method for manufacturing a shower head having a structure in which a water passage member is disposed inside an external member, and includes an inflow portion for allowing the supplied hot water to flow in and a watering portion for discharging the inflowing hot water. A tubular member having a stage for preparing a water passage member, and an end opening and a watering opening formed so as to be aligned with a watering part of the water passage member disposed at a predetermined assembly position inside The step of preparing the outer member, the step of inserting the water channel member into the outer member from the end opening while separating the water spray portion and the inner surface of the outer member by the guide mechanism, and the water channel member reaches the assembly position And a step of projecting at least a part of the sprinkling part outward from the inner surface of the sprinkling opening, and the guide mechanism is constituted by a component separate from the appearance member. It is said.

  According to the shower head of this invention, it can assemble easily, avoiding damage to a watering part.

1 is an external view of a shower head according to an embodiment of the present invention. It is a whole sectional view of a shower head by an embodiment of the present invention. It is a disassembled perspective view of the shower head by embodiment of this invention. It is a perspective view which shows the positional relationship of the water flow path member and guide member in the middle of the assembly of a shower head. It is a cross-sectional view showing the positional relationship between the water passage member and the appearance member during the assembly of the shower head. It is a cross-sectional view showing the positional relationship between the water passage member and the appearance member when the assembly of the shower head is completed.

Next, preferred embodiments of the present invention will be described with reference to the accompanying drawings.
FIG. 1 is an external view of a shower head according to an embodiment of the present invention.
As shown in FIG. 1, a shower head 1 according to an embodiment of the present invention has a generally cylindrical shape, and is configured such that a shower hose (not shown) is connected to a base end portion thereof. In addition, a large number of water spray holes are provided in the region on the distal end side of the shower head 1. As will be described later, these watering holes are constituted by a number of nozzle holes formed in a water passage member housed in the shower head 1.

Next, the internal structure of the shower head 1 will be described with reference to FIGS.
FIG. 2 is a full sectional view of the shower head 1 according to the embodiment of the present invention. FIG. 3 is an exploded perspective view of the shower head 1 according to the embodiment of the present invention. FIG. 4 is a perspective view showing the positional relationship between the water passage member and the guide member during assembly. FIG. 5 is a cross-sectional view showing the positional relationship between the water passage member and the appearance member during assembly. FIG. 6 is a cross-sectional view showing the positional relationship between the water passage member and the appearance member when the assembly is completed.

  As shown in FIGS. 2 and 3, the shower head 1 of the present embodiment includes an appearance member 2, a hose connection member 4, a sprinkling chamber constituent member 6 coupled to the hose connection member 4, and a sprinkling chamber constituent member. 6, a watering chamber lid 8 that covers the back side of the water spraying device 6, a watering plate 10 disposed in the watering chamber constituting member 6, a guide member 12, and an offset member 14. In the present embodiment, the hose connection member 4, the watering chamber constituent member 6, the watering chamber lid 8, and the watering plate 10 constitute the water passage member 16.

  The appearance member 2 is a substantially cylindrical member that is made of a thin metal plate and has a closed end. The base end side of the outer appearance member 2 is open, and constitutes an end opening 2 a for inserting the water passage member 16. Further, on the front end side of the outer appearance member 2, a large number of small holes 2 b which are watering openings for projecting watering nozzles provided on the watering plate 10 are provided.

  The hose connection member 4 is a substantially tubular member, and a shower hose (not shown) is connected to the base end portion thereof, and an inflow portion 4a into which hot water flows is provided. Moreover, the front-end | tip part of the hose connection member 4 is comprised so that it may insert in the base end part of the water sprinkling chamber structural member 6, and the hose connection member 4 and the sprinkling chamber structural member 6 are watertight by the interposed O-ring. Connected.

  The sprinkling chamber constituting member 6 is a member for forming a flat and elongated sprinkling chamber, and a connecting portion for connecting the hose connecting member 4 is provided on the base end side, and the box is connected to the connecting portion. A water sprinkling chamber 6a having a shape is formed. The water sprinkling chamber 6 a is provided with a number of water sprinkling chamber holes 6 b for projecting water sprinkling nozzles provided on the water sprinkling plate 10. Moreover, the back side of the water sprinkling chamber 6a is open, and a sprinkling chamber lid 8 is attached to the opening, and the opening is closed in a watertight manner.

  The water spray plate 10 is made of rubber, is provided with a large number of water spray nozzles 10a, and is a member formed in a box shape so as to be arranged along the inner wall surface of the water spray chamber 6a. Each water spray nozzle 10a is formed in a substantially conical shape and is formed so as to protrude outward from the thin plate-like portion of the water spray plate 10. As shown in FIG. 2, the watering plate 10 is arranged in the watering chamber 6 a, and in the state where the shower head 1 is assembled, the tip of each watering nozzle 10 a is connected to each watering chamber hole 6 b and the appearance member 2. It protrudes outside through the small hole 2b. In this way, the water spray plate 10 is formed of rubber, and the water spray nozzle 10a protrudes to the outside, so that calcium contained in tap water adheres to the nozzle hole of the water spray nozzle 10a and the nozzle hole is clogged. Even in this case, it is possible to easily remove the adhered foreign matter by picking and deforming the watering nozzle 10a with fingers. In addition, in this embodiment, each watering nozzle 10a comprises the watering part of the water channel member 16. FIG.

  As shown in FIGS. 3 and 4, the guide member 12 is a frame-like member arranged along the inner wall surface of the appearance member 2. The guide member 12 has two rails 12a extending in parallel in the longitudinal direction of the shower head 1, and a protrusion receiving recess 12b formed at the tip of each rail 12a. Each rail 12 a is configured to slide sliding protrusions 16 a provided on both side surfaces of the water passage member 16 when the water passage member 16 is inserted into the exterior member 2. The projection receiving recess 12b is positioned so as to receive each sliding projection 16 when the water passage member 16 is inserted to a predetermined assembly position. In the present embodiment, the guide member 12 is provided as a separate component from the appearance member 2, but the guide member 12 may be configured integrally with the appearance member 2.

  The offset member 14 is a plate-like member having a substantially semicircular cross section. The offset member 14 is configured to be inserted into the gap between the back surface side of the water passage member 16 and the inner wall surface of the appearance member 2 without backlash when the shower head 1 is assembled. Thereby, the position of the water channel member 16 in the external appearance member 2 is fixed.

Next, a procedure for assembling the shower head 1 according to the embodiment of the present invention will be described with reference to FIGS.
First, as shown in FIG. 2, the watering plate 10 is disposed in the watering chamber portion 6 a of the watering chamber constituting member 6. Thereby, many watering nozzles 10a of the watering board 10 protrude from the many watering chamber holes 6b provided in the watering chamber part 6a, respectively. Next, a watering chamber lid 8 is attached to the back side of the watering chamber component 6, and the opening on the back side of the watering chamber 6 is closed in a watertight manner. Further, the distal end portion of the hose connecting member 4 is inserted into the proximal end portion of the water sprinkling chamber constituting member 6 so that the sprinkling chamber constituting member 6 and the hose connecting member 4 are integrated. Thereby, the water spray plate 10, the water spray chamber constituent member 6, the water spray chamber lid 8, and the hose connection member 4 are assembled integrally, and the water-tight water passage member 16 is configured.

  Next, as shown in FIG. 3, the guide member 12 is inserted into the appearance member 2 through the end opening 2a. When the guide member 12 is inserted to a predetermined position, the retaining protrusion 12d (FIG. 4) provided on the guide member 12 is received by the retaining slit 2c (FIG. 3) provided on the external member 2, and the guide The member 12 is positioned (FIG. 2). Thereby, the two rails 12a of the guide member 12 are disposed so as to be located on both sides of the region where the small holes 2b of the appearance member 2 are provided.

  Next, the water passage member 16 assembled earlier is inserted into the outer appearance member 2 into which the guide member 12 is inserted from the end opening 2a. At this time, as shown in FIG. 4, the water passage member 16 is inserted to a predetermined position so that the sliding protrusions 16a on both sides of the water passage member 16 slide on the two rails 12a, respectively. . Thus, in the state where each sliding protrusion 16a is positioned on each of the two rails 12a, as shown in FIG. 5, the tip of each watering nozzle 10a, which is a part of the watering portion, and one point in FIG. The inner surface W of the outer appearance member 2 indicated by a chain line is separated, and the water passage member 16 is guided by the guide member 12 in this state. Therefore, in this embodiment, the rail 12a of the guide member 12 and the sliding projection 16a of the water passage member 16 constitute a guide mechanism. Thus, since the water channel member 16 is guided in a state in which the tip of each water spray nozzle 10a is separated from the inner surface W of the outer appearance member 2, they interfere with each other at the time of assembly, and the water spray nozzle 10a is damaged. Can be prevented.

  Further, when the water passage member 16 is inserted to a predetermined assembly position, the sliding protrusions 16a of the water passage member 16 and the protrusion receiving recesses 12b of the guide member 12 are aligned, and the sliding protrusions 16a are aligned with the protrusions. It can be received in the receiving recess 12b. Thereby, the movement of the water channel member 16 toward the inner surface W of the appearance member 2 is allowed. In a state where each sliding projection 16a and each projection receiving recess 12b are aligned, each water spray nozzle 10a protruding from the water passage member 16 and each small hole 2b provided in the appearance member 2 are aligned, so that they interfere with each other. Never do.

  When the water passage member 16 is moved toward the inner surface W in a state where the water passage member 16 is inserted to a predetermined assembly position, each sliding protrusion 16a is received in each protrusion receiving recess 12b, and the water passage member Sixteen longitudinal positions are positioned. Accordingly, as shown in FIG. 6, the tip of each watering nozzle 10 a protrudes outward from the inner surface W. In this state, the offset member 14 is inserted between the back surface side of the water passage member 16 (opposite side of the watering nozzle 10a) and the inner wall surface of the appearance member 2. Thereby, the movement to the back side of the water channel member 16 is controlled, and the water channel member 16 is positioned in the state where each water spray nozzle 10a protrudes.

  Further, in this state, the retaining protrusion 4b (FIG. 4) formed on the proximal end portion of the hose connecting member 4 is received by the retaining slit 12c (FIG. 4) provided on the guide member 12 (FIG. 2). ). Thereby, the water flow path member 16 and the guide member 12 are prevented from falling off from the appearance member 2. Further, a retaining piece 18 is fitted on the base end of the hose connecting member 4 through the retaining slit 2d on the back side of the exterior member 2 on the back side of the shower head 1 (FIGS. 2 and 3). Since the retaining piece 18 engages with the base end surface of the offset member 14 (FIG. 2), the retaining member 18 is prevented from being detached from the appearance member 2 when the retaining member 18 is attached.

  Finally, the cover ring 20 is attached to the proximal end surface of the external appearance member 2 (FIGS. 2 and 3). The cover ring 20 is an annular member disposed so as to surround the base end portion of the hose connection member 4, and is snapped to the base end portion of the hose connection member 4, whereby the base end surface of the appearance member 2 Fixed to.

  During actual use of the shower head 1, a shower hose (not shown) is connected to the inflow portion 4 a of the hose connection member 4. Hot water supplied from the shower hose flows in from the inflow portion 4 a and is discharged from each water spray nozzle 10 a of the water spray plate 10 through the water spray chamber portion 6 a of the water spray chamber constituting member 6.

  According to the shower head 1 of the embodiment of the present invention, when the water passage member 16 is inserted to a predetermined assembly position inside the external member 2, the water spray nozzle 10a and the inner surface W of the external member 2 are spaced apart (see FIG. Since the water passage member 16 is guided in 5), it is possible to prevent the watering nozzle 10a from being damaged by the interference of the watering nozzle 10a and the inner surface W of the appearance member 2 during assembly. In particular, in the present embodiment, since the distal end portion of the outer appearance member 2 is closed, it is difficult to insert the water passage member 16 from the proximal end portion, but it is possible to reliably prevent the water spray nozzle 10a from being damaged. it can.

  Moreover, in the shower head 1 of this embodiment, many watering nozzles 10a are each inserted in many small holes 2b. For this reason, it is difficult to align each water spray nozzle 10a and each small hole 2b, and the thin water spray nozzle 10a is easily damaged. However, according to this embodiment, it is possible to reliably prevent the water spray nozzle 10a from being damaged. it can.

  Furthermore, according to the shower head 1 of the present embodiment, when the water channel member 16 is inserted to the assembly position where each water nozzle 10a of the water channel member 16 is aligned with each small hole 2b of the appearance member 2, each water nozzle Since the outward projection of 10a is allowed, each water spray nozzle 10a can be projected while reliably avoiding interference between the water spray nozzle 10a and the appearance member 2.

  Moreover, according to the shower head 1 of this embodiment, since each sliding protrusion 16a is received in each protrusion receiving recessed part 12b, protrusion to the outward of each watering nozzle 10a is accept | permitted, Therefore At the same time as projecting outward, the water passage member 16 can be positioned at the assembly position.

  Furthermore, according to the shower head 1 of the present embodiment, since the guide member 12 is configured separately from the appearance member 2, there is no need to provide a mechanism for guiding the appearance member 2, as in this embodiment. In addition, the appearance member 2 can be composed of a thin metal plate or the like. Moreover, since the thickness of the appearance member 2 can be reduced, the shower head 1 can be reduced in weight while employing the metal appearance member 2.

  As mentioned above, although preferable embodiment of this invention was described, a various change can be added to embodiment mentioned above. In particular, in the above-described embodiment, the water spray portion of the water channel member 16 is configured by a plurality of water spray nozzles 10a, and the water spray opening of the appearance member 1 is configured by a plurality of small holes 2b that receive the water spray nozzles 10a. It was. However, as a modification, the water sprinkling part of the water passage member 16 is constituted by a region where a plurality of nozzle holes are formed, and the water sprinkling opening part of the outer appearance member 2 can be constituted by an opening part aligned with this region. .

  Further, in the above-described embodiment, the sliding projection 16a is formed on the water passage member 16, and the projection receiving recess 12b that receives the sliding projection 16a is formed on the guide member 12, but the sliding projection is provided on the guide member 12 side. Protrusion receiving recesses can also be provided on the water passage member 16 side.

  Furthermore, in the above-described embodiment, the tip of the appearance member 2 is closed, but the tip of the appearance member is open, and the present invention is a shower head of the type that closes the tip open portion with a separate part. Can also be applied. In this case, the front-end | tip open | release part and sprinkling opening part of an external appearance member may be formed integrally.

DESCRIPTION OF SYMBOLS 1 Shower head by embodiment of this invention 2 Appearance member 2a End part opening part 2b Small hole (sprinkling opening part)
2c Retaining slit 2d Retaining slit 4 Hose connecting member 4a Inflow portion 4b Retaining protrusion 6 Sprinkling chamber constituting member 6a Sprinkling chamber portion 6b Sprinkling chamber hole 8 Sprinkling chamber lid 10 Sprinkling plate 10a Sprinkling nozzle (sprinkling portion)
12 Guide member 12a Rail 12b Projection receiving recess 12c Retaining slit 12d Retaining protrusion 14 Offset member 16 Water passage member 16a Sliding protrusion 18 Retaining small piece 20 Covering

Claims (6)

It is a shower head having a structure in which a water passage member is arranged inside the appearance member,
A water channel member having a nozzle unit having inlet which Ru is flowed the supplied hot water, and a plurality of water spray nozzles to eject the inflow hot water,
A cylindrical external appearance member provided with a watering opening formed by a plurality of small holes for receiving each of the watering nozzles of the water passage member arranged at a predetermined assembly position inside the end opening, and
In a state where the upper Kidori waterway member is positioned at said end opening side of a position with the assembled by spacing the inner surface of the respective water spray nozzle and the appearance member, said water conduit member is positioned at the position with the assembled shower head, characterized in that the perforated and a guide mechanism configured to each water spray nozzles to allow projecting outwardly of the exterior member from the plurality of small holes in the state. It is a shower head having a structure in which a water passage member is arranged inside the appearance member,
A water passage member having the inflow portion Ru allowed to flow into the supplied hot water, and a nozzle unit to eject the inflow hot water,
End opening portion, and a cylindrical exterior member having a watering opening formed to align with the nozzle unit within the predetermined assembly position to arranged the water passage member,
Condition upper Kidori waterway member in a state located at the said end opening portion side of a position with the assembled which is separated an inner surface of the nozzle unit and the appearance member, said water conduit member is positioned at the position with the assembled Then, at least a part of the watering portion has a guide mechanism configured to be able to protrude outward from the inner surface of the watering opening , and
The shower head is characterized in that the guide mechanism is constituted by a component separate from the appearance member . The guide mechanism includes a rail for guiding the insertion of said water conduit member, in a state where the water-passage member is positioned at said end opening side of a position with the assembled, and abut on the rail, the shower A sliding projection that separates the inner surface of the outer member and the outer appearance member, and the water passage member that is provided on the rail and receives the sliding projection in a state where the water passage member is located at the assembly position. The shower head according to claim 1, further comprising: a protrusion receiving recess that allows a part of the sprinkling part to protrude outward from the inner surface of the sprinkling opening. A method of manufacturing a shower head having a structure in which a water passage member is disposed inside an external member,
Preparing a water passage member having a water sprinkling portion having a water sprinkling portion provided with a water sprinkling nozzle that discharges the water flowing in, and a water sprinkling water that has been supplied;
A step of preparing a cylindrical external member having an end opening and a watering opening configured by a plurality of small holes that receive the watering nozzles of the water passage member disposed at a predetermined assembly position inside the end opening. When,
Inserting the water passage member from the end opening into the external member while separating the water spray nozzles and the inner surface of the external member by a guide mechanism;
After the water passage member has reached the assembly position, the step of causing the watering nozzles to protrude outward from the plurality of small holes,
A method for producing a showerhead, comprising: A method of manufacturing a shower head having a structure in which a water passage member is disposed inside an external member,
A step of preparing a water passage member provided with an inflow portion for allowing the supplied hot water to flow in and a water sprinkling portion for discharging the flowing hot water, and
Preparing a cylindrical appearance member having an end opening and a watering opening formed so as to be aligned with the watering part of the water passage member disposed at a predetermined assembly position inside;
Inserting the water passage member from the end opening into the external member while separating the water spray portion and the inner surface of the external member by a guide mechanism;
After the water passage member has reached the assembly position, projecting at least a part of the watering portion outward from the inner surface of the watering opening, and
The method of manufacturing a shower head, wherein the guide mechanism is constituted by a component separate from the appearance member . The guide mechanism is in contact with the rail in a state where the rail for guiding the insertion of the water passage member and the water passage member are located on the end opening side of the assembly position, and the water spray portion And a sliding projection for separating the inner surface of the outer appearance member and the rail, and in the state where the water passage member is located at the assembly position, the sliding projection is received and the water passage member is The method of manufacturing a shower head according to claim 4 or 5, further comprising: a protrusion receiving recess that is positioned and allows a part of the watering portion to protrude outward from the inner surface of the watering opening .

Images