JP2990581B2 - Water faucet mounting structure using shape memory material - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a faucet in which a mixing faucet or a single faucet can be installed from the upper side of a washbasin counter, or a drainage faucet can be installed from the upper side of a bathtub or washbasin. It relates to the mounting structure.

[0002]

2. Description of the Related Art In recent years, the size of a basin, a tub of a kitchen and a tub tends to be large. For this reason, it is difficult for a single worker to reach the work of installing a hot / cold water faucet or single faucet on the washstand or kitchen counter, or installing a draincock on the bottom of the bathtub or washbasin. Workers were required on the upper surface side and the lower surface side of the bathtub and the like, and two workers were required.

[0003] In addition, there is a problem in that an unstable and unreasonable posture is continued for a long time by only one worker, resulting in severe fatigue and a long working time. Furthermore, with only one worker, the tool is poorly caught and the intention of attaching the faucet is often insufficient, and a single lever type faucet with a stopper that regulates the rotation range of the spout In such a case, when the spout is rotated, the faucet main body itself rotates together, and there is a drawback that the attachment is loosened.
Furthermore, there is a problem that the space for mounting the tank is enlarged due to the enlargement of the water tank portion, and the effective use in the room is limited.

[0004]

DISCLOSURE OF THE INVENTION The present invention has been improved and eliminated in view of the above-mentioned problems, and has a faucet which can be attached only by working from the upper surface side of a counter and a bathtub. No mounting structure is provided.

[0005] Means adopted by the present invention to solve the above-mentioned problem is that a faucet mounting hole provided in a plate-like member is provided with:
A fastening member made of a shape memory material is provided, an upper surface side portion of the plate member of the fastening member is attached to the pedestal, and a lower surface side portion of the plate member of the fastening member is attached to the plate member by a shape memory operation. A faucet mounting structure made of a shape memory material, wherein the faucet is brought into contact with a lower surface side, and upper and lower surfaces of a plate-like member are sandwiched between the pedestal and the fastening member.

[0006]

According to the present invention, a fastening member made of a shape memory material having a portion abutting on the lower surface of the plate member is mounted in the faucet mounting hole of the plate member. Then, a cylindrical pedestal is disposed on the upper surface side of the plate-shaped member, and a fastening member is fitted and mounted on the pedestal.

When the fastening member made of the shape memory material is operated, the fastening member contacts the plate member on the lower surface side of the plate member based on the shape memory operation, and the base and the fastening member form a plate. The member is sandwiched from above and below. That is, the pedestal can be fixed to the plate member. After that, a faucet may be attached to this pedestal.

As described above, according to the present invention, the faucet mounting operation can be performed only on the upper surface side of the plate-shaped member such as the counter or the bottom wall of the bathtub. It can be easily mounted.

[0009]

DESCRIPTION OF THE PREFERRED EMBODIMENTS The construction of the present invention will be described below with reference to the drawings based on the case where a single lever type hot / water mixing faucet is attached to a kitchen counter installed on a kitchen cabinet. . FIGS. 1 to 8 relate to a first embodiment of the present invention. FIG. 1 is a longitudinal sectional view showing the whole when a single-lever type hot and cold water mixing faucet 1 is installed on a counter 2, and FIG. FIG. 3 is a perspective view of a sleeve 4, FIG. 4 is a perspective view of a ring 5, FIG. 5 is a perspective view of a pedestal 6, and FIG. 6 is a pipe fixing ring 7. FIG. 7 is a perspective view of the clamp hook 8, and FIG. 8 is a perspective view of the decorative cover 9. In FIG. 1, reference numeral 29 denotes a water outlet, and reference numeral 30 denotes a handle.

As shown in FIG. 1, in the first embodiment, first, the fastening member 3 made of the shape memory material shown in FIG. I do. The fastening member 3 is a divided piece 1 obtained by dividing a cylindrical member into multiple parts.
The lower end face side is formed into a roll shape on the outer peripheral face side by a shape memory operation to form a hook portion 11 which comes into contact with the lower face side of the counter 2. Further, a locking projection 12 is formed on the upper end surface side so as to protrude in the outer diameter direction.

The fastening member 3 has a locking projection 12 fitted and mounted in a locking recess 13 formed in the inner peripheral surface side of the ring 5 shown in FIG. Thereby, the fastening members 3 are distributed and arranged on the circumference of the faucet mounting hole 2a of the counter 2.

Next, as shown in FIG. 3A, the cylindrical sleeve 4 is divided into the ring 10 and the respective divided pieces 10 of the fastening member 3.
Insert from the inner peripheral side of. Thereby, the divided piece 10
Is in a state of being fitted around the outer peripheral surface of the sleeve 4,
It is held between the outer peripheral surface of the sleeve 4 and the inner peripheral surface of the faucet mounting hole 2a. Therefore, each divided piece 10 comes into contact with the water faucet mounting hole 2a around the water faucet mounting hole 2a. As shown in FIG. 3 (b), the sleeve 4
It may have a polygonal cylindrical shape. In the case of a polygonal cylindrical shape, it is possible to also serve as a detent for each of the divided pieces 10 of the fastening member 3.

Thereafter, each of the divided pieces 10 made of the shape memory material is operated for shape memory. Thereby, Counter 2
A hook 11 in the form of a roll is formed on the lower surface of the counter 2, and the hook 11 comes into contact with the lower surface of the counter 2 so as not to come out upward.

Next, a pedestal 6 shown in FIG. 5 is prepared, and a screw portion 14 formed on the inner peripheral surface thereof is screwed to a male screw 15 formed on the outer peripheral surface of the ring 5. And ring 5
When the pedestal 6 is screwed in order, the ring 5 pulls up each of the divided pieces 10 of the fastening member 3 upward. As a result, the hook portions 11 of the divided pieces 10 come into contact with the lower surface of the counter 2, and subsequently, the lower end surface of the pedestal 6 comes into contact with the upper surface of the counter 2. That is, the counter 2 is sandwiched between the hook portions 11 of the respective divided pieces 10 and the pedestal 6 from above and below, and as a result, the pedestal 6 is fixed onto the counter 2.

On the inner peripheral surface side of the pedestal 6, a serration 17 engraved on the outer peripheral surface of the pipe fixing ring 7 shown in FIG. The water supply pipe 20 and the hot water supply pipe 21 are inserted through the mounting holes 18 and 19 of the pipe fixing ring 7, and are attached by a C ring or the like so as not to deviate downward.

Further, on the outer peripheral surface side of the pedestal 6, FIG.
The decorative cover 9 shown in FIG. This decorative cover 9 is provided with a hook portion 22 of the clamp hook 8 shown in FIG.
A stopper 23 which is pressed to the outer diameter side and pressed in the diameter reducing direction and is held in this state, and a stopper 23 which is bonded to the inner circumference side of the hook portion 22 and pressed in the diameter expanding direction, A claw opening 24 for opening the portion 22 so as to be larger than the outer diameter of the pedestal 6 is formed.

After that, the clamp hook 8 shown in FIG.
And the hook portion 22 is fixed to the decorative cover 9.
The faucet body 25 and the clamp hook 8 are rotated counterclockwise with respect to the decorative cover 9 shown in FIG.

As a result, the back side of the hook portion 22 of the clamp hook 8 comes into contact with the stopper 23 of the decorative cover 9. Next, when the faucet main body 25 and the clamp hook 8 are pushed down, the hook portion 22 is pressed in the inner diameter direction by the gradually shallow groove 26 formed on the back side of the hook portion 22 of the hook clamp hook 8. As shown in FIG. 1, the water faucet main body 2 is engaged with the annular step 27 of the base 6.
5 is fixed to the pedestal 6. That is, the installation of the water faucet body 25 can be completed only by pushing in and twisting the clamp hook 8 attached to the water faucet body 25, which is extremely convenient because it can be performed in a one-touch manner. In addition, all of these mounting operations can be performed from the upper surface side of the kitchen counter 2, and can be performed by one worker.

When the faucet main body 25 is mounted on the pedestal 6, the heads of the water supply pipe 20 and the hot water supply pipe 21 mounted on the pipe fixing ring 7 are respectively connected to the water inflow passages 28 of the faucet main body 25. And it is connected to a hot water inflow passage (not shown). Further, the lower ends of the water supply pipe 20 and the hot water supply pipe 21 are connected to a water supply source and a hot water supply source, respectively, in the kitchen cabinet after the installation of the faucet body 25 is completed.

Next, a second embodiment of the present invention shown in FIG. 9 will be described. In the second embodiment, the fastening member 3
A hook portion 31 made of a shape memory material is connected and fixed to the lower end side of the divided piece 10. Faucet mounting hole 2
When the fastening member 3 is inserted and arranged in the
Hangs in the vertical direction as shown by the dashed line in the same figure, causes the shape memory operation after insertion, raises in the horizontal direction as shown by the solid line in the same figure, and abuts against the lower surface side of the counter 2. ing. The hook part 31 is a counter 2
It is also possible to transform as shown by the two-dot chain line in FIG. The other configuration and operation and effect are the same as those of the first embodiment.

Incidentally, the present invention is not limited to the above-described embodiment, and can be appropriately changed. For example, as shown in FIG. 10, in the fastening member 3 made of a shape memory material, a divided piece 10 is formed in the middle of a cylindrical shape, and a roll-shaped hook portion 11 is formed at the lower end side by a shape memory operation. It is also possible to do so. In this case, the screw portion 32 formed on the outer peripheral surface near the upper end of the fastening member 3 may be directly screwed to the female screw 14 formed on the inner peripheral surface of the pedestal 6, and the ring shown in FIG. 5 and the sleeve 4 shown in FIG. 3 can be omitted.

The faucet main body 25 may be a hot and cold mixed faucet, a single faucet or a drain faucet, or a drain faucet at a drain outlet.
Various counters such as a wash counter and a bath counter, as well as a bathtub and a washbasin can be applied. Further, the fastening member 3 made of a shape memory material may be formed of a shape memory alloy, a shape memory resin, or the like.

[0023]

As described above, in the present invention,
A fastening member made of a shape memory material is attached to a faucet mounting hole of a plate member such as a kitchen counter, and a pedestal is attached to the upper surface side of the plate member via a cylindrical ring or directly,
The fastening member is made to perform shape memory operation on the lower surface side of the plate member to abut against the lower surface side of the plate member, and the upper and lower surfaces of the plate member such as a kitchen counter are sandwiched between the pedestal and the fastening member, and the pedestal is Since the faucet body is fixed to the plate member and the faucet body is fixed to the pedestal, all of these operations can be performed by one worker from the upper surface side of the plate member, and the inside of the cabinet and the counter top surface There is no need for workers on each side.

Further, the work on the upper surface side of the counter or the like is as simple as screwing the pedestal and the faucet main body, and it is not necessary to take an unreasonable work posture and a sufficient tightening force can be easily obtained. Is possible. Furthermore, since almost no tools are required, there is no need to secure a work space for the tools, and there is no limitation on the effective space in the room.

[Brief description of the drawings]

FIG. 1 is a longitudinal sectional view showing a mounting structure of a faucet according to a first embodiment of the present invention.

FIG. 2 is a perspective view showing a fastening member according to the first embodiment of the present invention.

FIGS. 3A and 3B are perspective views showing respective embodiments of the sleeve according to the present invention.

FIGS. 4A and 4B are perspective views showing each embodiment of the ring according to the present invention.

FIG. 5 is a perspective view showing a pedestal according to the first embodiment of the present invention.

FIG. 6 is a perspective view showing a pipe fixing ring according to the present invention.

FIG. 7 is a perspective view showing a clamp hook according to the first embodiment of the present invention.

FIG. 8 is a perspective view showing a cosmetic covering according to the first embodiment of the present invention.

FIG. 9 is a partial longitudinal sectional view showing a faucet mounting structure according to a second embodiment of the present invention.

FIG. 10 is a perspective view showing a modification of the fastening member made of a memory material according to the present invention.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 ... Single lever type hot and cold water faucet 2 ... Kitchen counter 2a ... Water faucet mounting hole 3 ... Fastening member 4 ... Sleeve 5 ... Ring 6 ... Pedestal 7 ... Piping fixing ring 8 ... Clamp hook 9 ... Cosmetic cover 10 ... Divided piece of fastening member 11 ... Hook part 31 ... Hook part

Claims (1)

(57) [Claims] 1. A fastening member made of a shape memory material is disposed in a faucet mounting hole provided in a plate-like member, and an upper surface side portion of the plate-like member of the fastening member is attached to a pedestal. The lower surface side portion of the plate-shaped member of the member is brought into contact with the lower surface side of the plate-shaped member by a shape memory operation, and the upper and lower surfaces of the plate-shaped member are sandwiched between the pedestal and the fastening member. Water faucet mounting structure made of shape memory material.