JPH1068151A - Faucet installing construction and packing for installing faucet - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an installing construction and its packing capable of fixing a faucet to a counter with the packing and also preventing the packing from being damaged. SOLUTION: In the faucet installing construction, a faucet installing hole 4 is provided between a sink 3 and a back guard 2 of a counter 1, and a mounting cylinder 35 as a faucet installing member is fixed to the faucet installing hole 4. In this case, the mounting cylinder 35 is fixed to the counter 1 by using a ring-shaped packing 36, a U-shaped washer 40, a long bolt 41, nut 42 and washers. Also, the ring-shaped packing 36 has a flat plate shape for the inner peripheral side and a triangular cross-sectional shape for the outer peripheral side. And its upper edge at the inner peripheral side has a stepped portion 37, the mounting cylinder 35 is fitted and a tapered face is provided thereby shrinking the diameter toward the top of the outer peripheral surface. Moreover, a faucet 10 is fitted to the outside portion of the mounting cylinder 35, tightly contacted to the packing 36 and is secured with a screw 9.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a faucet mounting structure in which a faucet is mounted on a counter, and a packing used therefor. More specifically, the present invention relates to a faucet mounting structure in which a faucet can be easily mounted on a counter by an operation from above using a mounting member fixed to the counter.

[0002]

2. Description of the Related Art A conventional example of a faucet mounting structure for mounting a faucet on a counter from above is disclosed in Japanese Patent Application Laid-Open No. Hei 8-93011 shown in FIGS.

In FIGS. 7 and 8, a faucet mounting hole 51 is drilled in a counter 50, and a mounting tube 52 is fitted from above. An outwardly facing upper flange 53 is provided at the upper end of the mounting cylinder 52.
The upper flange 53 is locked to the upper edge of the faucet mounting hole 51 via a flat packing 54. When the nut 55 is tightened into the mounting cylinder 52, the mounting cylinder 52 is tightened.
Is fixed to the counter 50.

The faucet 56 has elastic legs 5 extending downward.
The faucet 56 is fixed to the counter 50 by inserting the leg 57 into the mounting cylinder 52 and locking the claw 58 at the lower end thereof to the lower end of the mounting cylinder 52. A packing 59 for preventing horizontal displacement is provided between the leg 57 and the inner peripheral surface of the mounting cylinder 52.

[0005]

In the above-mentioned conventional faucet mounting structure, a flat packing 54 for mounting the mounting tube 52 to the counter 50 in a watertight manner and a horizontal positioning of the faucet 56 (for preventing rattling). And two packings 59 are required, and the packing 59 is
2 easily damaged when inserted into.

SUMMARY OF THE INVENTION It is an object of the present invention to provide a water faucet mounting structure in which a water faucet can be fixed to a counter with a single packing and the packing is prevented from being damaged, and a packing therefor.

[0007]

According to the faucet mounting structure of the present invention, a faucet mounting member is fixed to a faucet mounting hole of a counter.
A faucet mounting structure in which a faucet is engaged with and fixed to the faucet mounting member from above, wherein the faucet mounting member has a downwardly facing surface facing the periphery of the faucet mounting hole on the upper surface of the counter. In a faucet mounting structure in which a ring-shaped packing is sandwiched between the downwardly facing surface and a peripheral portion of the faucet mounting hole, the packing protrudes from the outer periphery of the faucet mounting member. The outer peripheral surface of the outer peripheral portion is a tapered surface that decreases in diameter upward, and a lower portion of the faucet,
A cylindrical portion externally fitted to the faucet mounting member is provided, and an inner peripheral edge of a lower end of the cylindrical portion has a tapered surface in close contact with a tapered surface of the packing. It is a feature.

[0008] In such a faucet mounting structure, one packing is provided with a watertight fixing of the faucet mounting member to the counter.
It has both functions of horizontal positioning of the faucet.

That is, the inner peripheral portion of the packing is interposed between the downward surface of the faucet mounting member and the upper surface of the counter, and the faucet mounting member is watertightly fixed to the counter.

Further, by engaging the taper surface at the lower part of the faucet with the tapered surface on the outer periphery of the packing, horizontal positioning of the faucet is performed, and rattling of the faucet is prevented.

In the present invention, the outer peripheral portion of the packing preferably rises along the outer peripheral surface of the faucet mounting member. With this configuration, the length of the slope of the tapered surface can be increased, and the watertightness and positioning accuracy of the faucet mounting portion can be further improved.

[0012] The packing of the present invention has a flat lower surface facing the upper surface of the counter, an upper surface having a concave step on the inner peripheral side, and an outer peripheral surface extending from the lower surface to the upper surface. It has a tapered surface whose diameter decreases toward the side.

In the packing of the present invention, it is preferable that the peripheral wall of the concave step and the tapered surface intersect at the upper surface.

[0014]

FIG. 1 is a sectional view showing a faucet mounting structure according to an embodiment. FIG. 2 is an exploded perspective view showing a structure for mounting a faucet mounting member to a counter, FIGS. 3 and 4 are cross-sectional views in the middle of mounting, and FIG. 5 is a configuration diagram of a packing.

Back guard 2 and sink 3 of counter 1
A faucet mounting hole 4 is provided between the two, and a mounting cylinder 35 as a faucet mounting member is fixed to the faucet mounting hole 4. The mounting cylinder 35 is a short cylindrical member arranged on the upper side of the counter 1 and has a female screw hole 3 on the front side of the counter 1.
9 are provided.

The mounting cylinder 35 is a ring-shaped packing 3.
6, is fixed to the counter 1 by using a U-shaped washer 40, a long bolt 41, a nut 42, and washers 43 and 44.

The packing 36 has a flat inner peripheral side.
The outer peripheral side has a triangular cross section. A step 37 is provided around the upper edge on the inner peripheral side. The outer peripheral surface is a tapered surface 38 whose diameter decreases as it goes upward. The bottom surface of the packing 36 is flat, and is perpendicular to the axis of the ring-shaped packing 36 so as to be in close contact with the upper surface of the counter 1. Step 3
The 7 peripheral wall 37a intersects with a tapered surface (outer peripheral surface) 38, and this intersecting portion has a shape that is pointed upward.

The lower portion of the mounting cylinder 35 is fitted to the step portion 37.

The mounting cylinder 35 can be mounted on the counter 1 only by working from above the counter 1. That is, the U-shaped washer 40 can pass through the faucet mounting hole 4, and the U-shaped washer 40 is fixed to the counter 1 by fastening the nut 42 to the long bolt 41 as shown in FIG. Therefore, the mounting cylinder 35 can be easily fixed to the counter 1 even at the site.

A faucet 10 is fitted to the outside of the mounting cylinder 35 and is screwed with a screw 9. This screw 9
Is screwed into the female screw hole 39.

The faucet 10 is a kitchen single lever hot / cold faucet, and is located above a faucet body 12 to which a hot water supply pipe 11 and a water supply pipe (not shown) are connected. Mixing mechanism 13 and mixing mechanism 13
Handle 14 for operating the
, A case middle 17 integrally provided with a water discharge pipe 16, a case top 18 covering the case upper 15, and the like.

The faucet body 12 has a cylindrical body lower 19 having an inner hole 19a fitted to the mounting cylinder 35, a body middle 20 rising from the body lower 19, and a body upper 21 above the body middle 20. And The inner peripheral edge at the lower end of the body lower 19 is a tapered surface following the tapered surface 38 of the packing 36.

A hot water supply hole 22 and a water supply hole (not shown) connected to the hot water supply pipe 11 and the water supply pipe penetrate from the body middle 20 to the body upper 21 and communicate with the hot water supply port and the water supply port of the fixed valve body 23 of the mixing mechanism 13. doing. By rotating the handle 14 up, down, left and right, the communication between the hot water supply port and the water supply port and the mixed water outflow port is switched by the movable valve body 24,
The temperature and amount of water (mixed water) flowing out to the mixed water passage 25 provided in the body upper 21 are adjusted. The mixed water is
The water is discharged from the tip of the water discharge pipe 16 through the mixed water chamber 26 in the case middle 17.

A cylindrical decorative cover 28 is attached to the body lower 18.
The decorative cover 28 is fixed to the body lower 19 by a cover fixing screw 29 on the rear side of the faucet 10. The decorative cover 28 is provided with an opening 30 through which the screw 29 is inserted. Further, the body lower 19 is provided with a female screw hole 31 into which the screw 29 is screwed and a raw hole 32 into which the screw 9 is inserted.

To fix the faucet 10 to the counter 1,
First, the cover 28 is turned so that the opening 30 and the elementary hole 32 face each other. Next, the inner hole 19a of the body lower 19 is fitted to the mounting cylinder 5 fixed to the counter 1 from above. Then, as shown in FIG.
Into the female screw hole 8 from the raw hole 32.

Thereafter, the cover 28 is rotated by 180 ° so that the opening 30 faces the female screw hole 31, and the screw 29 is screwed into the female screw hole 31. Thereby, the faucet 10 is fixed to the counter 1.

In this case, the inner peripheral side of the packing 36 is interposed between the mounting cylinder 35 and the counter 1 and the packing 3
The taper surface 38 of the faucet 6 is in close contact with the taper surface of the lower end of the body lower 19 of the faucet 10, and the faucet 10 is also positioned in the horizontal direction. Therefore, the fixing of the mounting cylinder 36 and the positioning of the faucet 10 can be performed by one packing 36. In addition, the packing 36 is not damaged when the faucet 10 is attached.

As shown in FIG. 4, the screw 9 is inserted into the female screw hole 3.
When screwing the screw 9, a tool such as a screwdriver can be operated from the front of the faucet 10. At this time, since the hand of the tool is arranged in the sink 3, the tool is easy to operate, and the screw 9 is easily and strongly tightened. Can be included.

Since the faucet 10 is firmly fixed to the mounting cylinder 35 by the screws 9 on the front side, the cover fixing screw 29 is merely for stopping the decorative cover 28 from rotating, and the female screw is used. All that is required is to lightly screw into the hole 31. Therefore, the screw 29 may be, for example, pinched by an operator with a fingertip and turned, and may be lightly tightened with an L-shaped tool if necessary. Even if the back guard 2 is close to the faucet 10, the screw 2 may be used.
9 can be easily mounted.

Although the head of the screw 29 is exposed on the outer surface of the decorative cover 28, since the screw 29 is located immediately behind the faucet 10, it is not visible to the user of the sink 3 and the appearance is impaired. Nothing at all.

In the faucet mounting structure shown in FIGS. 1 to 4, the mounting cylinder 35 is watertightly mounted on the counter 1 by the packing 36 (that is, the mounting cylinder 35 and the counter 1 are sealed). The packing 36 positions the faucet 56 (prevents backlash).

FIG. 6 is a sectional view showing a structure according to another embodiment. In this embodiment, the packing 36 is employed in place of the flat packing 54 in the conventional example shown in FIG. 7, and a tapered surface is provided on the inner peripheral edge of the lower end of the faucet 56. It is engaged. The packing 59 is omitted. Other configurations are the same as those in FIG. 7, and the same reference numerals indicate the same parts.

Also in this embodiment, the watertight fixing of the mounting cylinder 52 to the counter 50 and the positioning of the faucet 56 are performed by one packing 36, and the packing 59 is unnecessary.

The packing 36 is not damaged when the faucet 56 is attached.

[0035]

As described above, according to the water faucet mounting structure and the packing of the present invention, the positioning of the water faucet and the watertight fixing of the water faucet mounting member can be performed by one packing, which is extremely convenient. . Also, the cost is reduced by reducing the number of packings. The packing will not be damaged during the installation of the faucet.

[Brief description of the drawings]

FIG. 1 is a longitudinal sectional view showing an embodiment.

FIG. 2 is an exploded view showing the embodiment.

FIG. 3 is an explanatory view of an attachment operation showing the embodiment.

FIG. 4 is an explanatory view of a mounting operation showing the embodiment.

FIG. 5 is a configuration diagram of a packing, and FIG.
(B) is a sectional view, and (c) is a sectional perspective view.

FIG. 6 is a longitudinal sectional view showing another embodiment.

FIG. 7 is a sectional view showing a conventional example.

FIG. 8 is a perspective view showing a conventional example.

[Explanation of symbols]

 1,50 counter 2 back guard 3 sink 4,51 faucet mounting hole 9 screw 10,56 faucet 16 discharge pipe 19 body lower 28 cover 29 cover fixing screw 30 opening 35 faucet mounting member (mounting cylinder) 36 packing 37 step 38 Tapered surface 39 Female screw hole 40 U-shaped washer

Claims (4)

[Claims] 1. A faucet mounting structure in which a faucet mounting member is fixed to a faucet mounting hole of a counter, and a faucet is engaged with the faucet mounting member from above to fix the faucet mounting member. Has a downward surface facing the peripheral portion of the faucet mounting hole on the upper surface of the counter, and a ring-shaped packing sandwiched between the downward surface and the peripheral portion of the faucet mounting hole. In the plug mounting structure, the packing has an outer peripheral portion protruding from the outer periphery of the faucet mounting member, and an outer peripheral surface of the outer peripheral portion has a tapered surface whose diameter decreases upward. The lower part is provided with a tubular part that is fitted to the faucet mounting member, and the inner peripheral edge of the lower end of the tubular part is a tapered surface that is in close contact with the tapered surface of the packing. A faucet mounting structure characterized in that: 2. The faucet mounting structure according to claim 1, wherein an outer peripheral portion of the packing rises along an outer peripheral surface of the faucet mounting member. 3. A ring-shaped packing used in the water faucet mounting structure according to claim 2, wherein the flat packing has a flat lower surface facing an upper surface of the counter when arranged on the counter, and a concave step on the inner peripheral side. A faucet mounting packing having a top surface with a peripheral portion, and an outer peripheral surface having a tapered surface that decreases in diameter from the lower surface side to the upper surface side. 4. The packing for faucet mounting according to claim 3, wherein the peripheral wall of the concave step portion and the tapered surface intersect at the upper surface.