JP4169818B2 - shower head - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a shower head installed in a bathroom or the like, and more particularly to a shower head having a storage space for a purification cartridge or the like at the head of the shower head.
[0002]
[Prior art]
The raw water supplied to the shower used in a general household bathroom is usually tap water, and this tap water contains a lot of residual chlorine. When the tap water containing a lot of residual chlorine is used to frequently wash the hair and body with a shower, problems such as hair damage, discoloration, and rough skin occur.
[0003]
As means for solving this problem, a water purification shower having a water purification function for removing residual chlorine in raw water supplied to the shower has been proposed. Examples of these water purification showers include water purification showers using a shower head filled with a dechlorinating agent such as calcium sulfite.
[0004]
FIG. 4 is a cross-sectional view showing an example of a conventional shower head for water purification shower. This shower head has a head 31 that spouts purified water, a water spray plate 32 that is fixed to a screw receiver 48 inside the head 31 with a screw 47, and a tip 34 that is screwed into the head 31. A body 33 that is removably connected and a base end 35 is removably connected to the shower hose by a screw-fitting method, and is removably accommodated in the body 33 without a gap, and remains in the raw water inside. A cartridge 36 containing a purifying material 37 for removing chlorine, and a connection portion between the head portion 31 and the body portion 33 and a connection portion between the body portion 33 and the shower hose are respectively provided with O-rings 45. And an O-ring 46 is provided. The cartridge 36 includes a purified water spouting portion 39 serving as a purified water outlet, an upper lid portion 38 formed with a water discharge pipe 40, a cylindrical portion 41, and a bottom lid portion formed with a raw water introduction portion 43 serving as an inlet for raw water. 42.
[0005]
The raw water passes through the shower hose, is supplied from the base portion 35 to the trunk portion 33, and is introduced into the cartridge 36 from the raw water introduction portion 43 of the bottom lid portion 42. The raw water introduced into the cartridge 36 passes through the purification material 37, and residual chlorine in the raw water is removed during this passage. The purified water from which the residual chlorine has been removed from the raw water is discharged to the outside of the cartridge 36 from the purified water discharge part 39 and the discharge pipe 40 of the upper lid part 38 and is simultaneously supplied to the head 31, passes through the head 31, and is sprinkled. It is ejected radially by the plate 32.
[0006]
However, in such a shower head, since the cartridge 36 is accommodated in the body portion 33, the grip portion of the shower head becomes too thick and the usability is poor.
Moreover, when the shower head is hung on the hook because the trunk 33 is long, the head 31 hits the ceiling of the bathroom, and when the shower head is removed from the hook because the trunk 33 is straight, the hand touches the bathroom wall. There are problems such as bumping.
Furthermore, since the shape of the trunk | drum 33 will be determined by the shape of the cartridge 36, the shape of the grip part of a shower head cannot be designed freely.
[0007]
As a method of solving such a problem, a method of storing the cartridge 36 in the head 33 can be considered.
However, since the head 33 is provided with a screw receiver 48 that receives the fixing screw 47 of the water spray plate 32, it is difficult to secure a sufficient cartridge storage space.
[0008]
[Problems to be solved by the invention]
Therefore, the subject in this invention is providing the shower head which can form sufficient space which can accommodate the cartridge for purification | cleaning etc. in the shower head head with a watering board.
[0009]
[Means for Solving the Problems]
The shower head of the present invention has a shower cap portion for ejecting water, a water spray plate fixed to the shower cap portion with a screw, a distal end portion detachably connected to the shower cap portion, and a proximal end portion which is detachable from the shower hose. And a shower head main body connected to the cartridge, and a clean water discharge section serving as an outlet of purified water is detachably accommodated in a cartridge storage space formed in a part of the shower cap main body and the shower head main body. A purification cartridge containing a solid medicine having a top lid portion, a cylindrical portion, and a bottom lid portion formed with a raw water introduction portion serving as an inlet of raw water, and the cylindrical portion of the purification cartridge includes the cylinder A projection for forming a raw water flow path is provided between the portion and the side wall of the cartridge storage space. A screw receiver to be received and a support plate that supports the screw receiver and is adjacent to the water spray plate are formed, and are discharged from the raw water flowing from the raw water flow path and the purified water discharge portion into the shower head. The protrusion which forms the mixing part which mixes with purified water is provided, It is characterized by the above-mentioned.
In the shower head of the present invention, it is preferable that the protrusions are provided at three or more locations so that the intervals between the protrusions are equal.
Moreover, it is preferable that the shape of the said protrusion is rail shape.
Moreover, it is preferable that the said support plate consists of a disk-shaped board which has a water supply port.
Moreover, it is preferable that the said support plate is integrally formed in the said shower cap part.
[0010]
DETAILED DESCRIPTION OF THE INVENTION
The present invention will be described in detail below.
1 to 3 show an example of the shower head of the present invention.
This shower head has a shower cap portion 1 for jetting purified water, three crown-shaped water spray plates 15 fixed to the shower cap portion 1 with screws 23, and a tip end portion 2 of the shower cap portion 1 with a screw fitting method. A cartridge storage space comprising a shower main body 4 that is detachably connected and a base end 3 is detachably connected to the shower hose by a screw fitting method, and a part of the shower cap 1 and the shower main body 4. And a cylindrical cartridge 6 containing a purifying material 5 for removing residual chlorine in the raw water inside, and a screw 23 for fixing the water spray plate 15 is provided inside the shower cap portion 1. A screw receiver 24 to be received and a support plate 25 that supports the screw receiver 24 and is adjacent to the water spray plate 15 are formed. In addition, an O-ring 19 and an O-ring 20 are provided at a connection portion between the shower cap portion 1 and the shower main body portion 4 and a connection portion between the shower main body portion 4 and the shower hose, respectively. In addition, you may perform the connection with the shower cap part 1 and the front-end | tip part 2 by a bayonet system.
[0011]
One or a plurality of the watering plates 15 are attached to the tip of the shower cap 1 in order to radially spray the purified water ejected from the shower cap 1.
The shape of the water spray plate 15 is a crown shape that slightly extends in the upper direction, and a plurality of grooves for purifying water are provided on the outer surface thereof. The number of the watering plates to be installed is not particularly limited, but it is preferable to attach three or more in order to efficiently spray water radially.
Further, instead of the water spray plate 15, a disc-shaped water spray plate in which a plurality of spouts are formed may be attached to the tip of the shower cap unit 1.
[0012]
The screw receiver 24 is attached to a support plate 25 that is adjacent to the water spray plate 15 and fixed to the shower cap unit 1 in order to secure a sufficient cartridge storage space in the shower cap unit 1 and in the shower main body unit 4. It is necessary to provide it.
As the shape of the screw receiver 24, a thick cylindrical shape is used, but other shapes may be used and are not particularly limited.
[0013]
The support plate 25 is preferably formed integrally with the shower cap 1 in terms of strength and the like.
The shape of the support plate 25 supports the screw receiver 24 and can feed water, which is a mixture of purified water discharged from the purified water discharge portion 7 of the cartridge 6 and raw water flowing in from the raw water flow path 13, to the water spray plate 15. There is no particular limitation as long as it is, but for example, a disk-shaped support plate having a circular hole of the plurality of water supply ports 22, a spoke-shaped support plate or a support rod that radiates from the central screw receiver 24, etc. Can be mentioned. Among these, in terms of the support strength of the screw receiver 24, it is preferable to use a disk-shaped support plate having circular holes of the plurality of water supply ports 22. Further, the disk-like support plate 25 has sufficient strength and can be made relatively thin, so that the cartridge storage space can be further expanded.
[0014]
The diameter of the water supply port 22 only needs to be large enough to form a flow path, and is not particularly limited, but is, for example, in the range of 1 to 14 mm. If the diameter is less than 1 mm, a sufficient flow path cannot be secured, and if it exceeds 14 mm, the strength of the support plate 25 becomes insufficient. More preferably, it is the range of 2-4 mm.
[0015]
Further, the number of the water supply ports 22 is not particularly limited as long as it has a size for forming a flow path, and is, for example, in a range of 4 to 50 locations. If the number of the water supply ports 22 is less than four, a sufficient flow path cannot be secured, and if it exceeds 50, the strength of the support plate 25 becomes insufficient, which is not preferable. More preferably, it is the range of 20-40 places.
[0016]
The cartridge 6 has a disk-like upper lid portion 8 formed with a purified water discharge portion 7 serving as a purified water outlet, a cylindrical tube portion 9 and a disk-shaped member formed with a raw water introduction portion 10 serving as a raw water inlet. And a bottom lid 11. The cylindrical portion 9 is provided with a rail-shaped cylindrical protrusion 18 that contacts the cartridge storage space side wall 12 and forms a raw water flow path 13 between the cylindrical portion 9 and the cartridge storage space side wall 12.
[0017]
The shape of the cartridge 6 is set according to the shape of the cartridge storage space, and is not particularly limited, but is preferably a cylindrical shape in terms of strength and the like. The cartridge 6 is a case-like cartridge that is divided into two parts, an upper part of the cartridge and a lower part of the cartridge, in order to make it possible to take out the purification material 5 housed in the cartridge 6, and these are detachably connected. It is also possible.
[0018]
The shape of the cylindrical protrusion 18 is not particularly limited as long as it forms the raw water flow path 13 between the cylindrical portion 9 of the cartridge 6 and the side wall 12 of the cartridge housing space. For example, a cylinder, a prism, etc. And a rail-like protrusion parallel to the direction of flow of raw water. Among these, rail-like protrusions are preferable in terms of maintaining the strength of the protrusions.
[0019]
It is necessary to provide at least one cylindrical protrusion 18 on the outer surface of the cylindrical portion 9, and in order to form a gap having a uniform width between the cylindrical portion 9 and the cartridge housing space side wall 12, It is preferable to provide three or more locations so that the intervals between the cylindrical projections 18 are uniform, and more preferably 6 locations or more.
Further, the height of the cylindrical projection 18, that is, the width of the gap between the cylindrical portion 9 and the cartridge housing space side wall 12 is not particularly limited as long as the raw water flow path 13 is formed. The range is 0.1 to 1 mm.
[0020]
Instead of the cylindrical projection 18, a side projection that contacts the cylindrical portion 9 of the cartridge 6 and forms the raw water flow path 13 between the cartridge storage space side wall 12 and the cylindrical portion 9 is provided on the cartridge storage space side wall 12. Also good.
The shape of the side protrusion is not particularly limited as long as it forms the raw water flow path 13 between the cartridge housing space side wall 12 and the cylindrical portion 9 of the cartridge 6. For example, the side protrusion is made of a cylinder, a prism, or the like. Examples include protrusions and rail-like protrusions parallel to the direction of raw water flow. Of these, rail-shaped protrusions are preferable from the standpoint of maintaining the strength of the protrusions.
[0021]
It is necessary to provide at least one side protrusion on the surface of the cartridge storage space side wall 12. In order to form a gap having a uniform width between the cartridge storage space side wall 12 and the cylindrical portion 9, each side surface protrusion is provided. It is preferable to provide three or more places so that the distance between the protrusions is uniform, and more preferably six or more places.
Further, the height of the side protrusion, that is, the width of the gap between the cartridge housing space side wall 12 and the cylindrical portion 9 is not particularly limited as long as the raw water flow path 13 is formed. The range is 1-1 mm.
[0022]
Further, as shown in FIG. 2, the shower cap portion 1 is in contact with the outer edge portion of the upper lid portion 8 of the cartridge 6 and forms a raw water flow path 13 between the shower cap portion 1 and the outer edge portion of the upper lid portion 8. A shaped upper receiving portion 16 is formed.
[0023]
By providing the upper receiving portion 16, a gap is formed between the upper lid portion 8 and the support portion 25, and purified water discharged from the purified water discharge portion 7 of the cartridge 6 and inflow from the raw water flow path 13. The mixing part 14 which mixes with the raw | natural water to form is formed. In the mixing unit 14, the unreacted dechlorinating agent separated from the purification material 5 into the purified water reacts with the residual chlorine in the raw water, and the residual chlorine is removed.
[0024]
It is necessary to provide at least one location where the upper receiving portion 16 and the outer edge portion of the upper lid portion 8 are in contact with each other, and in order to form a uniform gap between the shower cap portion 1 and the outer edge portion of the upper lid portion 8. Are preferably provided at three or more locations, more preferably at least six locations so that the intervals between the upper receiving portions 16 are equal.
The height of the upper receiving part 16, that is, the width of the gap between the shower cap part 1 and the outer edge of the upper lid part 8, and the width of the gap between the upper lid part 8 and the support plate 25 are determined by the raw water flow path 13 and the mixing part. There is no particular limitation as long as there is a width in which 14 is formed, and the width is, for example, in the range of 0.1 to 2 mm.
[0025]
Further, as shown in FIG. 3, the shower head main body 4 is in contact with the outer edge of the bottom cover 11 of the cartridge 6 to support and fix the cartridge 6, and the shower head main body 4 and the bottom cover 11 are fixed. A protruding bottom receiving portion 17 that forms the raw water flow path 13 between the outer edge portion and a columnar bottom supporting portion 21 that supports and fixes the cartridge 6 are formed.
[0026]
The shape of the protrusion of the bottom receiving portion 17 is a prismatic shape as long as it forms the raw water flow path 13 between the shower head main body 4 and the bottom lid 11 of the cartridge 6. There is no particular limitation.
[0027]
It is necessary to provide at least one location where the bottom receiving portion 17 and the outer edge of the bottom lid portion 11 abut. In order to securely fix the cartridge 6 inside the shower head main body 4, each bottom receiving portion 17 is provided. It is preferable to provide three or more places so that the intervals are even, more preferably six or more places.
Further, the height of the bottom receiving portion 17 is not particularly limited as long as it is high enough to form the raw water flow path 13 between the inside of the shower head main body 4 and the bottom lid portion 11 of the cartridge 6. .
[0028]
The raw water flow path 13 disperses a part of the raw water to the outside of the cartridge 6, reduces the water pressure applied to the inside of the cartridge 6, and prevents the purification material 5 from being crushed. The width of the raw water channel 13 is determined by the shape, size, and the like of the upper receiving portion 16, the bottom receiving portion 17, and the cylindrical protrusion 18.
[0029]
As materials for the shower cap unit 1, the shower head body unit 4, and the cartridge 6, it is preferable to use plastics in consideration of processability and the like.
In addition, since hot water of 80 ° C. or higher supplied from a water heater can be directly used, the softening point of polypropylene, polyphenylene ether, polyoxymethylene, polycarbonate, ABS resin, etc. has heat resistance of 80 ° C. or higher. More preferably, plastic is used.
[0030]
The cartridge 6 is preferably formed of a transparent or translucent member so that the state of the cleaning material 5 in the cartridge 6 such as dirt and crushing can be confirmed.
Moreover, it is preferable that the shower cap part 1 whole or a part thereof is formed of a transparent or translucent member so that the state of the cartridge 6 can be confirmed.
[0031]
The purification material 5 is not particularly limited as long as it removes residual chlorine in the raw water. For example, a granular dechlorinating agent and synthetic fiber are mixed and molded into a cylindrical shape, powder The dechlorinating agent is wrapped with two non-woven sheets, and the sheet is wound into a roll, and the dechlorinating agent is formed into a spherical shape, a granular shape, a cylindrical shape, a tablet shape, or the like. In particular, the granular dechlorinating agent and the synthetic fiber are used in terms of prevention of clogging of the upper lid portion 8 of the cartridge 6 and the inside of the shower cap portion 1 due to the outflow of solid dechlorinating agent and ease of replacement of the purification material 5. Are formed into a cylindrical shape, and a dechlorinating agent wrapped with a non-woven sheet is preferably used.
[0032]
The dechlorinating agent is not particularly limited as long as it removes residual chlorine in the raw water, and examples thereof include calcium sulfite and ascorbic acid. Among these, calcium sulfite is preferably used in terms of chlorine removal ability. Moreover, by using calcium sulfite, the effect of removing chlorine can be maintained longer than when activated carbon is used.
[0033]
In addition to the dechlorinating agent, the purification material 5 may contain chemicals such as an odor removing agent, a moisturizing agent, a refreshing agent, and an aromatic.
The purifying material 5 containing a dechlorinating agent and these chemicals are stored in two or more cartridges independently or in combination of two or more, and these two or more cartridges are stored in the cartridge storage space. It is also possible to do.
[0034]
In such a shower head, a screw receiver 24 that receives the fixing screw 23 of the water spray plate 15 and a support plate 25 that supports the screw receiver 24 are formed in the shower cap portion 1 adjacent to the water spray plate 15. Therefore, a sufficient cartridge storage space can be ensured in the shower cap portion 1 and a part of the shower head main body 4.
This eliminates the need to store the cartridge 6 in the grip portion of the shower head main body 4, so that the shape of the grip portion can be freely set, and the design of the shower head can be varied. it can.
And the grip part of the shower main body 4 can be made thin so that it can be easily gripped, and the grip part can be curved so that it can be easily removed from the hook without hitting the ceiling of the bathroom. The usability of the head can be improved.
[0035]
【The invention's effect】
As described above, the shower head of the present invention has an excellent effect that a sufficient storage space for a purification cartridge or the like can be formed in the head of the shower head. Diversity can be provided and the usability of the shower head can be improved.
[Brief description of the drawings]
FIG. 1 is a cross-sectional view showing an example of a shower head according to the present invention.
FIG. 2 is a diagram showing an example of the inside of a shower cap portion of the shower head of the present invention.
FIG. 3 is a diagram showing an example of the inside of a shower head main body portion of the shower head of the present invention.
FIG. 4 is a cross-sectional view showing an example of a conventional shower head for water purification shower.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 ... Shower cap part, 2 ... Tip part, 3 ... Base end part, 4 ... Shower head main-body part, 15 ... Sprinkling plate, 22 ... Water supply port, 23 ... Screw 24 ... Screw receivers, 25 ... Support plate

Claims (5)

Shower cap part for ejecting water, a water spray plate fixed to the shower cap part with a screw, a shower head main body having a distal end part detachably connected to the shower cap part and a base end part detachably connected to a shower hose And an upper lid part, a cylinder part, and a cylinder part, which are removably accommodated in a cartridge storage space formed in a part of the shower cap part and the shower head body part, and have a purified water discharge part serving as a purified water outlet, A purification cartridge containing a solid medicine, having a bottom lid part formed with a raw water introduction part serving as an inlet of raw water,
The cylindrical portion of the purification cartridge is provided with a protrusion that forms a raw water flow path between the cylindrical portion and the side wall of the cartridge storage space.
The shower cap part is formed with a screw receiver that receives the screw, and a support plate that supports the screw receiver and is adjacent to the water spray plate, and the raw water flowing from the raw water flow path into the shower cap part. And a projection that forms a mixing part for mixing the purified water discharged from the purified water discharge part . It said projections, shower head according to claim 1, characterized in that the spacing of the protrusions are provided as three or more become uniform. Shower head according to claim 1 or 2, wherein the shape of the projections are rail-like. The shower head according to any one of claims 1 to 3 , wherein the support plate is a disc-shaped plate having a water supply port. The shower head according to any one of claims 1 to 4 , wherein the support plate is formed integrally with the shower cap portion.

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