JP2003147820A - Faucet - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a faucet which also serves as a handrail and eliminates the fear that a part gripped as the handrail may be disconnected from a remaining part. SOLUTION: A function part is housed in a handrail pipe; and at least a part of a peripheral wall of the handrail pipe continues throughout the length of the handrail pipe.

Description

Detailed Description of the Invention

[0001]

TECHNICAL FIELD The present invention relates to a faucet that also serves as a handrail.

[0002]

2. Description of the Related Art Japanese Unexamined Patent Publication No. 8-135559 discloses a faucet which also serves as a handrail and has a faucet mechanism provided in the middle of a handrail pipe. Japanese Unexamined Patent Publication No. 8-135559 does not disclose the detailed structure of the connection between the faucet body and the handrail pipe that constitutes the faucet mechanism, but the wording "intervening" used in the specification, Judging from the description of the faucet body in the examples, it is considered that the faucet body and the handrail pipe are separate bodies, and the handrail pipes are attached to both ends of the faucet body.

[0003]

[Patent Document 1] Japanese Patent Application Laid-Open No. 8-135559
In the faucet that also serves as a handrail, the connection part between the faucet body and the handrail pipe deteriorates, and when the faucet body is grasped as a handrail, the connection part is damaged and the faucet body remains as a handrail. There is a problem that there is a possibility of leaving the department. The present invention has been made in view of the above problems, and an object of the present invention is to provide a faucet that also serves as a handrail, in which the portion grasped as the handrail is unlikely to separate from the remaining portion.

[0004]

In order to solve the above problems, in the present invention, the functional portion is housed in the handrail pipe, and at least a part of the handrail pipe peripheral wall is continuously provided over the entire length of the handrail pipe. A water faucet characterized by being provided. In the faucet according to the present invention, the handrail pipe accommodates the functional part of the faucet, and the handrail pipe is not a separate body from the faucet but is integral with the faucet. Therefore, there is no connecting portion between the faucet and the handrail pipe. Since at least a part of the handrail pipe peripheral wall is continuous over the entire length of the handrail pipe, even if an arbitrary part of the handrail pipe is gripped, the part does not separate from the remaining part.

In a preferred aspect of the present invention, one end of the handrail pipe can be opened, the functional portion is inserted into the handrail pipe from the one end, and the discharge portion is attached to the one end. If one end of the handrail pipe is opened, the functional portion can be easily inserted into the handrail pipe from the open end.

In a preferred aspect of the present invention, the other end of a hose having a shower head attached to one end is attached to the openable upper end of a handrail pipe extending in the vertical direction. If the hose of the shower head is attached to the upper end of the handrail pipe extending in the vertical direction, the lower end of the hose that droops in a substantially U shape does not come into contact with the bathroom floor and is not dirty when the shower head is locked.

In a preferred aspect of the present invention, an opening is formed in the handrail pipe peripheral wall, the functional portion is inserted into the handrail pipe through the opening, and the opening is closed by a lid. If an opening is formed in the handrail pipe peripheral wall, the functional portion can be easily inserted into the handrail pipe through the opening.

In a preferred aspect of the present invention, at least a part of the handrail pipe in the longitudinal direction forms a water passage.
If at least a part of the handrail pipe in the longitudinal direction forms the water passage, it is not necessary to dispose the water pipe at the one end, so that the work of assembling the functional portion to the handrail pipe becomes easy.

In a preferred aspect of the present invention, the functional section has a plurality of functional units, and the plurality of functional units are assembled in advance to form the functional section unit. If the flow rate control valve, the temperature control valve, etc. forming the functional part of the faucet are unitized, a plurality of functional units can be assembled to easily form a complicated functional part. If a plurality of functional units are assembled in advance to configure the functional unit, the functional unit can be easily inserted into the handrail pipe.

In a preferred aspect of the present invention, the functional unit has a tubular body for accommodating the functional unit. If the functional unit is housed in the cylinder, it is easier to insert the functional unit into the handrail pipe.

In a preferred aspect of the present invention, the functional portion has a disk valve having a disk rotatable about an axis extending in the longitudinal direction of the handrail pipe. Since the disc valve has a cylindrical shape, it can be easily inserted into the handrail pipe.

In a preferred aspect of the present invention, the functional unit has an electrically driven valve and a control device for the valve. If the valve forming the functional part of the faucet is electrically driven, the usability of the faucet is improved. If the control device for the valve is inserted in the handrail pipe, damage to the control device due to external force is prevented.

In a preferred aspect of the present invention, the functional unit has a water purifier. Since the functional unit has the water purifier, the convenience of the faucet is improved. If the water purifier is inserted into the handrail pipe, damage to the water purifier due to external force is prevented.

[0014]

BEST MODE FOR CARRYING OUT THE INVENTION A water faucet according to an embodiment of the present invention will be described with reference to FIGS. As shown in FIGS. 1 to 3, a handrail pipe 1 having a circular cross section, which has a main body 1a extending substantially horizontally and legs 1b and 1c, is attached to a bathroom side wall (not shown). The leg portion 1b is integrally formed with the main body portion 1a, and the leg portion 1c is fixed to the main body portion 1a by welding an end portion fitted to a burring formed on the peripheral wall of the main body portion 1a to the peripheral wall of the main body portion 1a. . The leg portion 1b is connected to a water supply pipe (not shown) provided in the side wall of the bathroom, and the leg portion 1c is provided.
Is connected to a hot water supply pipe (not shown) arranged in the side wall of the bathroom. One end 1d of the main body portion 1a can be opened, and the functional portion 2 of the faucet is inserted into the main body portion 1a from the opened one end 1d. The function part 2 is a temperature control valve unit 3
A flow control valve unit 4, a water purifier unit 5, and tubes 6a and 6b for connecting the plurality of units to each other.
And have.

As shown in FIGS. 4 and 5, the temperature control valve unit 3 has a cylindrical fixed disk 3a, 3b, and a cylindrical shape in which one end surface is in sliding contact with the fixed disk 3a and the other end surface is in sliding contact with the fixed disk 3b. Movable disk 3c and disks 3a-
A cylindrical case 3d that houses 3c, a disk-shaped lid 3e that closes one end of the case 3d, a disk-shaped lid 3f that closes the other end of the case 3d, and a tube connection fixed to the lid 3f. And a pin 3h fixed to the side surface of the movable disk 3c.

The peripheral surface of the fixed disk 3a is in close contact with the inner peripheral surface of the case 3d, and the end surface on the side not facing the movable disk 3c is in close contact with the inner end surface of the lid 3e. Fixed disk 3a
A circular cross-section through hole 3a 'is formed in the peripheral edge portion of the. The through hole 3a 'faces the circular cross section through hole 3e' formed in the peripheral portion of the lid 3e.

The peripheral surface of the fixed disk 3b is in close contact with the inner peripheral surface of the case 3d, and the end surface which does not face the movable disk 3c is in close contact with the inner end surface of the lid 3f. Fixed disc 3b
A circular cross-section through hole 3b 'is formed at the peripheral edge of the, and a circular cross-section through hole 3b "is formed at the center.
Corresponds to a circular cross-section through hole 3f 'formed in the peripheral portion of the lid 3f, and the through hole 3b "directly faces a circular cross-section through hole 3f" formed in the center of the lid 3f. A joint 3g for tube connection is fixed to the outer end surface of the lid 3f. Joint 3g
Communicates with the through hole 3f ″ of the lid 3f.

The peripheral surface of the movable disk 3c is in sliding contact with the inner peripheral surface of the case 3d. The movable disk 3c can rotate around the central axis of the case 3d. Both longitudinal end portions of the sliding contact portion between the peripheral surface of the movable disk 3c and the inner peripheral surface of the case 3d are sealed by O-rings. A fan-shaped cross-section through hole 3c 'is formed in the peripheral edge of the movable disk 3c, and a circular cross-section through-hole 3c "is formed in the center. The fan-shaped top of the through-hole 3c' is integrated with the through-hole 3c". . The fan-shaped cross-section through hole 3c 'faces the through hole 3a' of the fixed disk 3a and the through hole 3b 'of the fixed disk 3b. Through hole 3
c ″ directly faces the through hole 3b ″ of the fixed disk 3b.

The pin 3h is screwed and fixed in a screw hole 3c ° formed in the longitudinal center of the peripheral surface of the movable disk 3c through a peripheral hole 3d 'formed in the longitudinal center of the case 3d. One end of the tube 6a is connected to the joint 3g.

As shown in FIGS. 6 and 7, the flow rate control valve unit 4 has a cylindrical fixed disk 4a, 4b, and a cylindrical shape in which one end surface is in sliding contact with the fixed disk 4a and the other end surface is in slidable contact with the fixed disk 4b. Movable disk 4c and disks 4a-
A cylindrical case 4d for housing 4c, a disk-shaped lid 4e for closing one end of the case 4d, a tube connecting joint 4f fixed to the lid 4e, and a disk for closing the other end of the case 4d. It has a lid 4g shaped like a tube, a joint 4h for tube connection fixed to the lid 4g, and a pin 4i fixed to the side surface of the movable disk 4c.

The peripheral surface of the fixed disk 4a is in close contact with the inner peripheral surface of the case 4d, and the end surface on the side not facing the movable disk 4c is in close contact with the inner end surface of the lid 4e. Fixed disk 4a
A circular cross-section through hole 4a 'is formed in the peripheral edge of the. The through hole 4a 'faces the circular cross section through hole 4e' formed in the peripheral portion of the lid 4e. A joint 4f for tube connection is fixed to the outer end surface of the lid 4e. The joint 4f communicates with the through hole 4e 'of the lid 4e. A circular cross-section through hole 4a ″ is formed at a peripheral portion opposite to the peripheral portion where the through hole 4a ′ is formed, with the center of the fixed disk 4a interposed therebetween. The through hole 4a ″ is formed in the lid 4e. The circular cross-section through hole 4e ″ is formed in the peripheral edge portion of the lid 4e on the opposite side of the peripheral edge portion in which the through hole 4e ′ is formed with the center sandwiched therebetween.

The peripheral surface of the fixed disk 4b is in close contact with the inner peripheral surface of the case 4d, and the end surface on the side not facing the movable disk 4c is in close contact with the inner end surface of the lid 4g. Fixed disc 4b
A circular cross-section through hole 4b 'is formed in the peripheral edge of the. The through hole 4b 'faces the circular cross-section through hole 4g' formed in the peripheral portion of the lid 4g. A joint 4h for tube connection is fixed to the outer end surface of the lid 4g. The joint 4h communicates with the through hole 4g 'of the lid 4g. A circular cross-section through hole 4b ″ is formed in the peripheral edge portion opposite to the peripheral edge portion where the through hole 4b ′ is formed, with the center of the fixed disk 4b interposed therebetween. The through hole 4b ″ is formed in the lid 4g. It faces a circular cross-section through hole 4g ″ formed in the peripheral edge of the lid 4g opposite to the peripheral edge in which the through hole 4g ′ is formed with the center in between. The through hole 4b ′ is formed in the fixed disk 4a. Face the through hole 4a ',
The through hole 4b ″ directly faces the through hole 4a ″ of the fixed disk 4a.

The peripheral surface of the movable disk 4c is in sliding contact with the inner peripheral surface of the case 4d. The movable disk 4c is rotatable around the central axis of the case 4d. Both longitudinal ends of the sliding contact portion between the peripheral surface of the movable disk 4c and the inner peripheral surface of the case 4d are sealed by O-rings. A circular cross-section through hole 4c 'is formed in the peripheral edge of the movable disc 4c,
A crescent-shaped cross-section through hole 4c ″ is formed in the peripheral edge portion opposite to the peripheral edge portion where the through hole 4c ′ is formed with the center of c interposed therebetween. The through hole 4c ′ penetrates the fixed disk 4a. The hole 4a 'and the through hole 4b' of the fixed disk 4b are opposed to each other.
a through hole 4a "and fixed disk 4b through hole 4b"
And confront.

The pin 4i is screwed and fixed in a screw hole 4c ° formed in the longitudinal center portion of the peripheral surface of the movable disk 4c through a peripheral hole 4d 'formed in the longitudinal center portion of the case 4d. The other end of the tube 6a is connected to the joint 4f, and one end of the tube 6b is connected to the joint 4h.

A filter material such as a hollow fiber filter membrane or activated carbon provided in the water purifier unit 5 is accommodated in a cylindrical case 5a having a circular cross section, a part of which is cut out in a crescent shape as shown in FIG. 8 (a).
Alternatively, as shown in FIG. 8B, a cylindrical case 5 having a circular cross section in which a plurality of protrusions 5b ′ extending in the longitudinal direction are formed on the outer peripheral surface.
It is housed in b. The arcuate peripheral side surface of the tubular case 5a is in close contact with the inner peripheral surface of the body portion 1a of the handrail pipe, and the arcuate peripheral side surface of the protrusion 5b 'of the tubular case 5 is the body portion 1 of the handrail pipe.
It adheres to the inner peripheral surface of a. A gap is formed between the cylindrical case 5a or 5b and the inner peripheral surface of the body portion 1a of the handrail pipe. As can be seen from FIG. 2, the cylindrical case 5a or 5b
The other end of the tube 6b is connected to the joint 5c for tube connection attached to one end surface of the tube.

A temperature control valve unit 3 excluding the pin 3h,
The flow rate control valve unit 4 excluding the pin 4i and the water purifier unit 5 are assembled in advance with each other by the tubes 6a and 6b having a large rigidity to form the unitized functional unit 2. The manner of assembly will be described in detail. As shown in Fig. 9, a male screw 3g 'is formed on the outer peripheral surface of the joint 3g of the temperature control valve unit 3, and a key 3g "is formed on the end surface thereof. A flange 6a' is formed on the end surface of the tube 6a, and a flange is formed. A key groove 6a "is formed in 6a '. The cap nut 6c is externally fitted to the tube 6a. With the key 3g ″ engaged with the keyway 6a ″, the joint 3g
The packing 6d is sandwiched between the end face of the and the flange 6a ', and the cap nut 6c is screwed onto the male screw 3g' and tightened. The cap nut 6c presses against the flange 6a 'and the joint 3g
The tube 6a is connected to the temperature control valve unit 3 by tightly screwing to the. In the same manner as described above, the tube 6a is connected to the flow rate control valve unit 4, and the tube 6b is connected to the flow rate control valve unit 4 and the water purifier unit 5.
The tubes 6a, 6b, the temperature control valve unit 3, the flow rate control valve unit 4, and the water purifier unit 5 are positioned in the rotational direction around the longitudinal axis by the engagement of the key and the key groove, and by extension, the temperature control valve unit. 3, the flow control valve unit 4, and the water purifier unit 5 are positioned relative to each other in the rotational direction about the longitudinal axis. The relative positions of the temperature control valve unit 3, the flow rate control valve unit 4, and the water purifier unit 5 are fixed by the tubes 6a and 6b having large rigidity,
The unitized functional unit 2 moves rigidly.

A mode of assembling the unitized functional unit 2 into the main body unit 1a will be described. As shown by an outline arrow in FIG. 3, the unitized functional portion 2 is inserted into the main body portion 1a from the opened one end 1d of the main body portion 1a of the handrail pipe, with the temperature control valve unit 3 at the head. It The key 5e formed at the end of the water purifier unit 5 is the main body 1
The water purifier unit 5 is positioned in the longitudinal axis direction of the main body portion 1a with respect to the main body portion 1a by engaging with a key groove (not shown) formed at one end 1d of the main body portion 1a. Positioned in the direction of rotation around. As a result, the functional portion 2 that moves rigidly is positioned with respect to the main body portion 1a in the longitudinal axis direction of the main body portion 1a and in the rotational direction around the longitudinal axis of the main body portion 1a, and by extension, the temperature adjustment is performed. The valve unit 3 and the flow control valve unit 4 are
The main body 1a is positioned in the longitudinal axis direction of the main body 1a, and is also positioned in the rotational direction around the longitudinal axis of the main body 1a. The outer peripheral surface of the case 3d of the temperature control valve unit 3 and the outer peripheral surface of the case 4d of the flow control valve unit 4 are in close contact with the inner peripheral surface of the main body 1a.

A cylindrical lid 7 having a flange 7a is screwed and fixed to an open end 1d of the body portion 1a of the handrail pipe. Tube fitting 5 attached to the other end of the cylindrical case 5a or 5b of the water purifier unit 5
One end of the lid 7 is connected to d. A shower head 8 that forms a discharge port of the faucet is connected to the other end of the lid 7 via a hose 9 and a mounting bracket 10. The support fitting 11 of the shower head 8 is fixed to the bathroom side wall.

As shown in FIG. 3 (a), a pin 3h is formed around the outer peripheral surface of the body 1a of the handrail pipe to form a peripheral hole 1a 'formed in a part of the peripheral wall of the main body 1a in the circumferential direction and the periphery of the case 3d. It is inserted into the hole 3d 'and is screwed and fixed to a screw hole 3c ° formed on the outer peripheral surface of the movable disk 3c. Since the temperature control valve unit 3 is positioned with respect to the main body portion 1a in the longitudinal axis direction of the main body portion 1a and in the rotational direction around the longitudinal axis, the circumferential hole 3d 'of the case 3d corresponds to the circumferential hole 1d.
Face a '. Therefore, the pin 3h can be inserted into the peripheral hole 1a 'and the peripheral hole 3d' of the case 3d without any trouble. As shown in FIGS. 3B and 3C, in order to keep the peripheral hole 3d ′ of the case 3d and the peripheral hole 1a ′ of the handrail pipe main body 1a in a straight position, the peripheral hole 1a ′ and the peripheral hole 3d are maintained. The bush 3i is inserted through The snap ring-shaped operation portion 12a covers the peripheral hole 1a 'and is elastically engaged with the main body portion 1a. The head of the pin 3h is screwed to the operation portion 12a. The peripheral hole 1a 'is formed in the indoor side portion of the peripheral surface of the handrail pipe main body 1a, and the operating portion 12a is directed toward the indoor side. The pin 4i is inserted from the outside of the main body 1a of the handrail pipe into a peripheral hole 1a ″ formed in a part of the peripheral wall of the main body 1a in the circumferential direction and a peripheral hole 4d ′ of the case 4d, and the outer periphery of the movable disc 4c. Hole 4c formed on the surface
It is screwed and fixed to °. Since the flow rate control valve unit 4 is positioned with respect to the main body 1a in the longitudinal axis direction of the main body 1a and in the rotational direction around the longitudinal axis, the peripheral hole 4d 'of the case 4d is the peripheral hole 1a ". Therefore, the pin 4i can be inserted into the peripheral hole 1a ″ and the peripheral hole 4d ′ of the case 4d without any trouble. Case 4d
A bush similar to the bush 3i is inserted through the peripheral hole 1a "and the peripheral hole 4d 'in order to keep the peripheral hole 4d' and the peripheral hole 1a" of the handrail pipe main body portion 1a in direct contact with each other. A snap ring-shaped operating portion 12b covers the peripheral hole 1a ″ and is elastically engaged with the main body portion 1a. The operating portion 12b has a pin 4i.
The head is screwed on. The peripheral hole 1a ″ is formed at a portion on the indoor side of the peripheral surface of the handrail pipe main body portion 1a, and the operation portion 12b is directed to the indoor side.

The operation of the water faucet according to this embodiment having the above structure will be described. Water flowing from a water supply pipe (not shown) into the main body portion 1a of the handrail pipe via the leg portions 1b is used as a through hole 3e 'formed in the lid 3e of the temperature control valve unit 3 and a through hole 3a formed in the fixed disk 3a. ', And flows into a fan-shaped cross-section through hole 3c' formed in the movable disk 3c. The hot water that has flowed into the main body 1a of the handrail pipe from the hot water supply pipe (not shown) through the legs 1c passes through the gap between the cylindrical case 5a or 5b of the water purifier unit and the inner peripheral surface of the main body 1a, It flows into the space between the water purifier unit 5 and the flow control valve unit 4. The hot water further has a through hole 4g ″ formed in the lid 4g of the flow rate control valve unit 4, a through hole 4b ″ formed in the fixed disk 4b, and a movable disk 4
c through the crescent-shaped cross-section through hole 4c ″, the fixed disk 4a through hole 4a ″, and the lid 4e through hole 4e ″, the flow rate control valve unit 4 and the temperature control valve. The water flows into the space between the unit 3 and the hot water, and the hot water further passes through the through hole 3f ′ formed in the lid 3f of the temperature control valve unit 3 and the through hole 3b ′ formed in the fixed disk 3b.
And through a through-hole 3c 'having a fan-shaped cross section formed in the movable disk 3c.

When the operating portion 12a is rotated around the outer peripheral surface of the main body portion 1a, the movable disk 3c is rotated in the direction of the arrow, as shown in FIG.
The degree of superposition of c ′ and the through holes 3a ′, 3b ′ changes, the flow rate of hot water flowing into the fan-shaped cross section through hole 3c ′ changes, and the temperature of the hot water in the fan cross section through hole 3c ′ changes. Change. By adjusting the rotation angle of the operating portion 12a, the temperature of the hot water in the fan-shaped cross-section through hole 3c 'is adjusted. The hot water in the fan-shaped cross-section through hole 3c ′ has a circular cross-section through-hole 3c ″ that forms a part of the fan-shaped cross-section through-hole 3c ′, a through-hole 3b ″ of the fixed disk 3b, and a through-hole 3f ″ of the lid 3f. As a result, the joint 3g flows out of the temperature control valve unit 3.

The hot water flowing out of the temperature control valve unit 3 passes through the tube 6a and flows into the flow rate control valve unit 4 from the joint 4f. The warm water has a through hole 4e 'formed in the lid 4e and a through hole 4a' formed in the fixed disk 4a.
And through into the through hole 4c 'of the movable disk 4c. When the operation portion 12b is rotated around the outer peripheral surface of the main body portion 1a, as can be seen from FIG. 7B, the movable disk 4c is rotated in the arrow direction, and the through hole 4c 'and the through hole 4
The degree of superposition of a'changes, and the flow rate of hot water flowing from the through hole 4a 'of the fixed disk 4a to the through hole 4c' of the movable disk 4c changes. Through hole 4c 'and through hole 4a'
The through hole 4c ′ is synchronized with the change of the degree of superposition of
The degree of superposition of the through hole 4b 'of the fixed disk 4b also changes. As a result, the warm water flowing into the through hole 4c 'of the movable disk 4c passes through the through hole 4c' and flows into the through hole 4b 'of the fixed disk 4b without trouble. The warm water further passes through the through hole 4g 'formed in the lid 4g and flows out of the flow rate control valve unit 4 from the joint 4h. When the operation part 12b is rotated around the outer peripheral surface of the main body part 1a, as shown in FIG.
As can be seen from (b), the through hole 4c ″ of the movable disk 4c in the crescent section and the through holes 4 of the fixed disks 4a and 4b.
100% overlap with a ", 4b" is maintained. Therefore, the hot water supplied from the hot water supply pipe can pass through the flow rate control valve unit 4 without any trouble.

The hot water flowing out of the flow rate control valve unit 4 passes through the tube 6b, flows from the joint 5c into the water purifier unit 5, and is purified. The purified water flows out of the water purifier unit 5 through the joint 5d, passes through the lid 7, the mounting bracket 10 and the hose 9, and is discharged from the shower head 8. The faucet user removes the shower head 8 from the fixing bracket 11,
Alternatively, a desired part of the body is washed while the shower head 8 is locked to the fixture 11.

In the faucet according to the present embodiment, the body part 1a of the handrail pipe constitutes the functional part 2 of the faucet, the temperature control valve unit 3, the flow rate control valve unit 4, the water purifier unit 5
The body portion 1a of the handrail pipe is not a separate body from the faucet but is integral with the faucet. Therefore, there is no connecting portion between the faucet and the body portion 1a of the handrail pipe. Body 1a
Since the outdoor side portion of the peripheral wall is continuous over the entire length of the body portion 1a, even if an arbitrary portion of the body portion 1a is gripped by the bathroom user, the portion does not separate from the remaining portion.

In the water faucet according to the present embodiment, one end 1d of the body portion 1a of the handrail pipe can be opened, so that the functional portion 2 can be easily opened from the opened one end 1d.
can be inserted into a.

In the faucet according to the present embodiment, a part of the handrail pipe body 1a and the leg 1b form a water passage, and another part of the handrail pipe body 1a and the leg 1c supply hot water. Since the passage is formed, it is necessary to separately dispose a water passage pipe connecting the water supply pipe and the temperature control valve unit 3 and a hot water supply pipe connecting the hot water supply pipe and the temperature control valve unit 3 in the handrail pipe 1. There is no. As a result, the function part 2 is connected to the handrail pipe 1.
The work of assembling to the becomes easy.

In the faucet according to the present embodiment, the function part 2
Since the temperature control valve, the flow rate control valve, and the water purifier that form the above are respectively unitized, a complex functional unit 2 can be easily configured by assembling a plurality of functional units.
In the water faucet according to the present embodiment, since the functional unit 2 is unitized by previously assembling a plurality of functional units, the functional unit 2 can be easily inserted into the main body 1a of the handrail pipe.

In the faucet according to the present embodiment, the function part 2
Temperature control valve unit 3 and flow rate control valve unit 4 included in
Is a cylindrical disc valve, so it can be easily inserted into the main body portion 1a of the handrail pipe.

The faucet according to this embodiment is highly convenient because the function part 2 has the water purifier unit 5. By inserting the water purifier unit 5 into the handrail pipe body 1a, the water purifier unit 5 is prevented from being damaged by an external force.

Although the embodiments of the present invention have been described above, the present invention is not limited to the above embodiments. As shown in FIGS. 10 and 11, the main body portion 1a of the handrail pipe may extend vertically with one end 1d directed upward. Since the hose 9 is attached to the upper end of the main body 1a extending vertically, FIG.
As shown in FIG. 11, when the shower head 8 is locked to the fixing metal fitting 11 attached to the main body 1a, the lower end of the hose 9 hanging in a substantially U shape does not contact the bathroom floor and does not become dirty.

As shown in FIG. 12, an opening 1e is formed in the peripheral wall of the main body 1a of the handrail pipe, and after inserting the functional portion 2 into the main body 1a through the opening 1e, the opening 1e is closed by a lid 1f. You may. In this case, the temperature control valve unit 3, the flow rate control valve unit 4, and the water purifier unit 5 that form the functional unit 2 are individually inserted into the main body unit 1a, and the tube 6a,
These are linked together using 6b. Lid 1f and opening 1
The contact portion with e is sealed with a seal member. If the opening 1e is formed in the peripheral wall of the main body portion 1a of the handrail pipe, the functional portion 2 can be easily inserted into the main body portion 1a through the opening 1e.

As shown in FIG. 13, the operating portions 12a, 12
The extension length of b in the circumferential direction is shortened, and the operation portions 12a and 12b are
May not cover the entire outer peripheral surface of the handrail pipe body 1a. The operation part 12 of the handrail pipe body 1a
When the portion to which a and 12b are attached is grasped from the indoor side, the tip of the finger comes into contact with the portion of the outer peripheral surface of the handrail pipe body 1a which is not covered by the operating portions 12a and 12b, so that the operating portion 12a is temporarily operated. , 12b rotate in the circumferential direction, the gripping state of the handrail pipe body 1a does not become unstable and the bathroom user does not fall.

As shown in FIG. 14, the functional unit 2 unitized may be housed in the cylindrical body 13. The hot water supplied through the legs 1c is the opening 13 formed on the peripheral wall of the cylindrical body 13.
It flows from a into the cylindrical body 13. If the unitized functional unit 2 is housed in the cylindrical body 13, it becomes easier to insert the functional unit 2 into the handrail pipe body 1a.

As shown in FIG. 15, the function section 2 includes a solenoid valve 14, a solenoid valve control device 15, a battery 16,
A water passage pipe 18 which is composed of a hand detection sensor 17 and extends from a water supply pipe (not shown) is connected to the solenoid valve 14, and faces the solenoid valve 14 to discharge the discharge port 1 to the main body portion 1a of the handrail pipe.
9 may be attached. Sensing unit 1 of hand sensor 17
When a hand is placed over 7a, the control device 15 opens the solenoid valve 14 and water is discharged from the discharge port 19. If the valve forming the functional part 2 of the faucet is electrically driven, the usability of the faucet is improved. If the control device 15 and the hand detection sensor 17 are inserted in the handrail pipe main body 1a, the control device 15 and the hand detection sensor 17 are prevented from being damaged by an external force.

As shown in FIG. 16, the function part 2 is constituted by the cartridge 20a of the single lever faucet 20,
A water outlet pipe 21 extending from a water supply pipe (not shown) and a water passage pipe 22 extending from a hot water supply pipe (not shown) are connected to the cartridge 20a, and a water discharge pipe 23 extending from the cartridge 20a is attached to the body portion 1a of the handrail pipe. You may connect to 24. Single lever faucet 20
The operating lever 20b of is projected from the one end 1d of the main body 1a to the outside of the main body 1a. The operation lever 20b is operated to adjust the temperature and flow rate of the hot and cold water mixture in the cartridge 20a, and the mixture is discharged from the discharge port 24. Cartridge 20
The functional part 2 constituted only by a can be easily inserted into the handrail pipe body part 1a.

As shown in FIG. 17, the existing hot and cold water mixing faucet 25 may be removed, and the faucet according to the present invention may be retrofitted to the existing water supply pipe and hot water supply pipe. When the distance between the legs 1b and 1c does not match the distance between the existing water supply pipe and the existing hot water supply pipe, the crank-shaped water passage portion 1e is used to absorb the mismatch. The lid 1g that closes the lower end 1f of the L-shaped main body portion 1a is removed, and the temperature control valve unit 3 and the flow rate control valve unit 4, which are pre-assembled by the tube 6a, are inserted into the main body portion 1a. If the leg portion 1c is connected to a portion of the main body portion 1a extending between the flow rate control valve unit 4 and the temperature control valve unit 3, the through holes 4a ", 4b", 4c ", 4e of the flow rate control valve unit 4 can be formed. "4g" is not necessary, and in this case, a tube for connecting the water purifier unit 5 and the flow rate control valve unit 4 inserted from the upper end 1d of the main body 1a is also unnecessary.

[0047]

As can be seen from the above description, in the faucet according to the present invention, the handrail pipe accommodates the functional part of the faucet, and the handrail pipe is not a separate body from the faucet but is integrated with the faucet. is there. Therefore, there is no connecting portion between the faucet and the handrail pipe. Since at least a part of the handrail pipe peripheral wall is continuous over the entire length of the handrail pipe, even if an arbitrary part of the handrail pipe is gripped, the part does not separate from the remaining part.

[Brief description of drawings]

FIG. 1 is a perspective view in which a part of a water faucet according to an embodiment of the present invention is seen through.

FIG. 2 is a perspective view showing a part of a water faucet according to an embodiment of the present invention in a sectional view.

FIG. 3 is a structural diagram of a water faucet according to an embodiment of the present invention.
(A) is an exploded perspective view, (b) is a partially enlarged sectional view, and (c) is an enlarged perspective view of one component.

FIG. 4 is a perspective view of a temperature control valve unit that constitutes a functional part of the water faucet according to the embodiment of the present invention.

FIG. 5 is a structural diagram of a temperature control valve unit that constitutes a functional part of the water faucet according to the embodiment of the present invention. (A) is an exploded perspective view, (b) is an end view of one component.

FIG. 6 is a perspective view of a flow rate control valve unit that constitutes a functional part of the water faucet according to the embodiment of the present invention.

FIG. 7 is a structural diagram of a flow rate control valve unit that constitutes a functional part of a water faucet according to an embodiment of the present invention. (A) is an exploded perspective view, (b) is an end view of one component.

FIG. 8 is an end view of a water purifier unit that constitutes a functional part of a water faucet according to an embodiment of the present invention.

FIG. 9 is a perspective view of a connecting portion between a temperature control valve unit and a tube that constitutes a functional portion of the water faucet according to the embodiment of the present invention.

FIG. 10 is a perspective view of a water faucet according to another embodiment of the present invention.

FIG. 11 is a perspective view showing a part of a water faucet according to another embodiment of the present invention in a sectional view.

FIG. 12 is a partially exploded perspective view of a water faucet according to another embodiment of the present invention.

FIG. 13 is a cross-sectional view of a water faucet according to another embodiment of the present invention.

FIG. 14 is a vertical sectional view of a water faucet according to another embodiment of the present invention.

FIG. 15 is a perspective view showing a part of a water faucet according to another embodiment of the present invention.

FIG. 16 is a perspective view showing a part of a water faucet according to another embodiment of the present invention.

FIG. 17 is a perspective view showing a part of a water faucet according to another embodiment of the present invention.

[Explanation of symbols]

1 handrail pipe 1a main body 1b, 1c legs 1e Crank-shaped water passage 1g lid 2 functional units 3 Temperature control valve unit 4 Flow control valve unit 5 Water purifier unit 6a, 6b tubes 8 shower heads 12a, 12b operation unit 13 cylinder 14 Solenoid valve 15 Control device 16 batteries 17 Hand sensor 20 single lever faucet 25 Hot and cold water mixing faucet

   ─────────────────────────────────────────────────── ─── Continued front page    (72) Inventor Keita Nakayama             2-1-1 Nakajima, Kokurakita-ku, Kitakyushu City, Fukuoka Prefecture             No. Totoki Equipment Co., Ltd. F-term (reference) 2D032 FA02 FA04 FA11                 2D060 BA01 BB01 BC01 BC11 BE09                       BE15 BF01 BF07 CD09

Claims (10)

[Claims] 1. A water faucet in which a functional portion is housed in a handrail pipe, and at least a part of a handrail pipe peripheral wall is continuous over the entire length of the handrail pipe. 2. The water according to claim 1, wherein one end of the handrail pipe is openable, the functional portion is inserted into the handrail pipe from the one end, and the discharge portion is attached to the one end. plug. 3. The water faucet according to claim 2, wherein the other end of the hose having the shower head attached to one end is attached to the openable upper end of the handrail pipe extending in the vertical direction. . 4. An opening is formed in the handrail pipe peripheral wall, the functional portion is inserted into the handrail pipe through the opening, and the opening is closed by a lid.
The faucet described in. 5. A water faucet according to claim 1, wherein at least a part of the handrail pipe in the longitudinal direction forms a water passage. 6. The functional unit has a plurality of functional units,
The faucet according to any one of claims 1 to 5, wherein the functional unit is configured by previously assembling the plurality of functional units. 7. The water faucet according to claim 6, wherein the functional part has a cylindrical body that accommodates the functional part unit. 8. The function part has a disc valve provided with a disc rotatable about an axis extending in the longitudinal direction of the handrail pipe, according to any one of claims 1 to 7. Water faucet. 9. The water faucet according to claim 1, wherein the functional unit has an electrically driven valve and a control device for the valve. 10. The water faucet according to claim 1, wherein the functional unit has a water purifier.