JP2003049461A - Apparatus fixture - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an apparatus fixture applicable even to an attaching hole with a small inner diameter. SOLUTION: The apparatus fixture is provided with a pedestal member 14 arranged in alignment with the attaching hole 13 of an apparatus installing plate 12 in a front side A of the apparatus installing plate 12, an attaching member 15 arranged in a back side B of the apparatus installing plate 12, and a prior screwing bolt 16 and a posterior screwing bolt 17 for holding and fixing the apparatus installing plate 12 by the pedestal member 14 and the attaching member 15. It can pass through the attaching hole 13 with a tip periphery of only the prior screwing bolt 16 screwed in a screw hole 15a of the attaching member 15. The attaching member 15 is provided with a curvature part 28 formed in an arced shape protruding in an arrow D direction from a head 16a of the screwed prior screwing bolt 16 to a tip and capable of straddling over the attaching hole 13, and abutting parts 29 and 30 respectively formed on both end sides of the curvature part 28 and abutting on the apparatus installing plate 12. The screw hole 15a for screwing the prior screwing bolt 16 is provided near one of the abutting parts of the curvature part 28.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention utilizes a mounting hole provided in an equipment installation plate such as a sink counter or a washbasin,
TECHNICAL FIELD The present invention relates to a device mounting tool for easily mounting a device such as a water faucet or a grip bar by a work from the front side of a device installation plate.

[0002]

2. Description of the Related Art Conventionally, as shown in FIGS. 8 and 9, a device mounting tool 1 for mounting a water faucet is fitted to a mounting hole 3 provided on the device mounting plate 2 on the front side A of the device mounting plate 2. A pedestal member 4 for fixing the faucet body, a mounting member 5 arranged on the back side B of the instrument installation plate 2, and a pedestal member 4 and the attachment member 5 sandwich the attachment hole peripheral edge 3a of the instrument installation plate 2. Pedestal member 4
Holes 4a, 4b for the pedestal member 4 for fixing the
And the screw hole 5 provided in the mounting member 5 through the mounting hole 3
It is provided with a front screwing bolt 6 and a rear screwing bolt 7 which are screwed to a and 5b. The shape of the mounting member 5 and the length of the bolt 6 for the front screwing are the mounting holes from the front side A to the back side B of the instrument installation plate 2 in a state where only the bolt 6 for the front screwing is screwed into the screw hole 5a of the mounting member 5. It is formed so as to be able to slip through 3. The mounting member 5 is formed in a C-shape when viewed from the front side A of the instrument installation plate 2 and in a bottom surface shape (see FIG. 8B) when viewed from the lower surface side.

The procedure for attaching the instrument attachment 1 to the instrument installation plate 2 is as follows. First, as shown in FIG. 9, only the front screwing bolt 6 is passed through the bolt hole 4a of the pedestal member 4 to be screwed into the screw hole 5a of the mounting member 5, and the protruding tip of the front screwing bolt 6 is attached to the bag. The nut 8 is screwed, and the cap nut 8 is rotated together with the bolt 6 for pre-tightening so that the cap nut 8 is crimped to the mounting member 5.
Integrate with. Subsequently, the mounting member 5 is inserted into the mounting hole 3 from the tip side 5c so as to be scooped, and the mounting member 5 and the front screwing bolt 6 that have slipped through the mounting hole 3 are attached to the instrument installation plate 2
Located on the back side of. Next, the head portion 6a of the bolt 6 for front screwing is rotated from the front side of the instrument installation plate 2 so that the screw hole 5b of the mounting member 5 and the bolt hole 4b of the pedestal member 4 which rotate together with the bolt 6 for front screwing are formed. The bolts 7 for rear screwing are positioned on a straight line and then the bolt holes 4b of the base member 4 are attached.
And, it is passed through the mounting hole 3 and screwed into the screw hole 5b of the mounting member 5. Furthermore, subsequently, the mounting member peripheral edge 3a of the device installation plate 2 is sandwiched between the pedestal member 4 and the mounting member 5 which are screwed together to bring the bolts 6 and 7 closer to each other, and the pedestal member 4 is mounted on the device as shown in FIG. 8 (A). The installation plate 2 is fixed at a predetermined position. Finally, the lower end of the instrument 9 made of the faucet body is fitted to the pedestal member 4 from the front side A of the instrument installation plate 2 to connect the two, thereby completing the installation work of the instrument 9 made of the faucet body. .

[0004]

By the way, when the mounting member 5 and the front screwing bolt 6 are integrated as shown in FIG. 9, the contact portion 5 of the mounting member 5 which comes into contact with the instrument installation plate 2 is integrated.
A virtual plane including d (a plane formed by the x-axis and the y-axis) and a direction in which the leading screw 6 extends (z-axis direction) are orthogonal to each other, so that a three-dimensional space in which the mounting member 5 and the leading screw 6 are housed Grows larger. Therefore, when the inner diameter of the mounting hole 3 is small, when the mounting member 5 is inserted into the mounting hole 3 from the tip side 5c of the mounting member 5 and the mounting hole 3 is made to slip through, the front screwing bolt 6 becomes an obstacle and cannot slip out. There is. Therefore,
In the fixture 1 described above, the minimum diameter of the attachment hole 3 is 34
The limit is about 37 mm, and it is impossible to apply to a small water faucet body that may have a mounting hole 3 having an inner diameter smaller than this.

Therefore, an object of the present invention is to provide an instrument mounting tool that can be applied to mounting holes having a small inner diameter.

[0006]

[Means for Solving the Problems] In order to be applicable to a mounting hole having a small inner diameter, the means adopted by the present invention according to claim 1 is a mounting hole provided on the front surface of the equipment installation plate, on the equipment installation plate. A pedestal member for fixing an instrument arranged in accordance with the above, a mounting member arranged on the back side of the instrument installation plate, and for fixing the pedestal member by sandwiching the instrument installation plate with the pedestal member and the attachment member. A bolt hole for the pedestal member and a bolt for front screwing and a screw for rear screwing that are screwed through the mounting hole into a screw hole provided in the mounting member, and the shape of the mounting member and the screw thread The mounting bolt is formed so that the screw hole of the mounting member can be threaded through the mounting hole from the front side to the back side of the device installation plate in the state where only the tip of the bolt for screwing is screwed. The attachment member is for screwing the first screw. A curved portion that is formed in an arc shape projecting in the direction from the head of the rod to the tip and that can straddle the mounting hole, and abutment that is formed on each of both ends of the curved portion and that abuts on the instrument installation plate. And a screw hole into which the front screw is screwed, is provided near one of the abutting portions of the curved portion.

According to the first aspect of the present invention, the curved portion of the mounting member is formed in an arc shape projecting in a direction from the head of the pre-threading bolt toward the tip on a virtual plane on which the pre-threading bolt extends. In addition, since the front screwing bolt is screwed near one of the abutting portions, the three-dimensional space in which the mounting member and the front screwing bolt which are integrated by screwing and the pre-screw can be accommodated can be made smaller than the conventional one. The size of the screwing bolt protruding from the screwed portion to the one contact portion side can be shortened, and the mounting member and the front screwing bolt move on the virtual plane when trying to slip through the mounting hole. Therefore, even if the inner diameter of the mounting hole is smaller than that of the conventional one, the mounting member and the front screw can be smoothly slipped through without being disturbed by the front screw.

In order to be applicable from a mounting hole having a small inner diameter to a mounting hole having a large inner diameter, the means adopted by the present invention according to claim 2 is such that the curved portion of the mounting member has a contact portion of both the contact portions. In the middle, a parallel region parallel to the contact surfaces of both contact portions is formed, and a screw hole into which the rear screwing bolt is screwed is provided in the parallel region, and the one contact portion from the parallel region. Of the radius of curvature of the back side surface of the area (the surface opposite to the front side surface facing the back surface of the equipment installation plate) of the area extending from the parallel area to the other contact portion The instrument fitting according to claim 1, which is longer than the dimension.

According to the second aspect of the present invention, in the curved portion of the mounting member, the radius of curvature of the back side surface of the area where the bending-through of the mounting member does not occur in the first half of the moving-through operation without being affected by the front screwing bolt is set. The length of the chord between the two abutting parts of the curved part of the mounting member is shortened by increasing the radius of curvature of the back side of the area where the bolt easily penetrates in the latter half of the descent operation. Even if the length is increased, it becomes possible to slip through the mounting hole having a small inner diameter.

In order to facilitate the penetration of the pipe, the means adopted by the present invention according to claim 3 is such that the curved portion of the mounting member is located on at least one side located between the two screw holes. A recess for inserting a pipe is formed at the edge.
Alternatively, it is the device attachment according to item 2. In the present invention,
The pipe can be threaded through one of the two outer sides between the two bolts using the recess for the pipe.

[0011]

BEST MODE FOR CARRYING OUT THE INVENTION Hereinafter, an instrument mounting tool according to the present invention (hereinafter referred to as "the mounting tool of the present invention") will be described based on an embodiment shown in the drawings. 1 to 7 show an embodiment in which the fitting of the present invention is applied to mounting a faucet, and FIG. 1 shows a state in which a faucet for hand washing is mounted using the fitting of the present invention in a partial cross section. The front view, FIG. 2 is a left side view showing a partial cross-section of the same attachment state, and FIG. 3 is a cross-sectional view showing a state in which the attachment member of the attachment of the present invention is being inserted into the attachment hole and is about to slip through. FIG. 4 is a front view showing a sectional view of a state immediately before attempting to screw a rear screwing bolt onto a mounting member of the mounting fixture of the present invention which has passed through the mounting hole, and FIG. It shows a pedestal member, the same figure (A) is a front view, the same figure (B) is a plan view, the same figure (C) is a bottom view, and FIG. 6 (A) is a- in FIG. 5 (B). The front view crossed along the line a, FIG. 5B is the right side view crossed along the line bb in FIG. 5B, and FIG. There, the drawing (A) is a cross-sectional elevational view and FIG. (B) is a plan view.

As shown in FIGS. 1 and 2, the fixture 11 of the present invention is for attaching a device 19 composed of a body of a faucet for hand washing to a device installation plate 12 which is a water faucet installation plate.
A pedestal member 14 for fixing the device, which is arranged on the front side A of the device installation plate 12 in accordance with the mounting hole 13 provided in the device installation plate 12.
And a mounting member 15 arranged on the back side B of the instrument installation plate 12.
In order to clamp the pedestal member 14 by sandwiching the peripheral edge of the mounting hole 13 of the instrument installation plate 12 between the pedestal member 14 and the mounting member 15, bolt holes 14a and 14b of the pedestal member 14 (FIG. 4).
(Refer to FIG. 4) and the bolt 16 for pre-threading which is screwed into the screw holes 15a and 15b provided in the mounting member 15 through the mounting hole 13.
And a bolt 17 for rear screwing. Mounting member 15
3 and FIG.
As shown in, the mounting member 15 and the front screw bolt 16 are moved from the front side A to the back side B of the instrument installation plate 12 in a state in which only the tip portion 16b of the front screw bolt 16 is screwed into the screw hole 15a of the mounting member 15. It is formed so that it can slip through the mounting hole 13.

As shown in FIGS. 3 and 4, the pedestal member 14 includes a member main body 21, a seal ring 22 fitted to the member main body 21, and an annular packing 23 joined to the bottom surface of the member main body 21. There is. As shown in FIGS. 5 and 6, the member main body 21 is wholly molded from a metal material or a synthetic resin material, and has a short tubular portion 21a, a flange portion 21b protruding from the lower end of the short tubular portion 21a, and the short tubular portion 21a. And a plurality of positioning projections 21c protruding downward from the lower edge of the inner circumference of the. In the member main body 21, the pipe 24 (see FIG. 1) and the wiring 25 of the device 19 composed of the faucet main body are inserted into the through hole 21d that vertically penetrates the short cylindrical portion 21a, and the short cylindrical portion 2
Bolt holes 14a and 14b penetrating vertically through 1a
The bolt 16 for front screwing (see FIG. 4) and the bolt 17 for rear screwing are inserted through the seal ring 22 (see FIGS. 1 and 2) in the annular groove 21e provided on the outer peripheral surface of the short tubular portion 21a. Is fitted. Seal ring 22
Is for ensuring the close contact with the device 19 which is a faucet body externally fitted to the pedestal member 14. The member main body 21 has a screw hole 21f (see FIG. 5) provided in the short tubular portion 21a.
(See (A)), from the instrument 19 side to the set screw 26 (see FIG. 1).
And FIG. 2) are screwed to prevent the instrument 19 fitted to the base member 14 from coming off the base member 14.

As shown in FIG. 1, the mounting member 15 has a curved portion 28 having a length capable of straddling the mounting hole 13.
A contact portion 29, 30 formed on each of both ends of the curved portion 28 and abutting against the lower surface of the instrument installation plate 12 is provided, and the front screw bolt 16 is provided near one contact portion 29 of the curved portion 28.
Is provided with a screw hole 15a. The bending portion 28 is
As shown in FIG. 3, from the head portion 16a to the tip portion 16b of the front screwing bolt 16 in which the tip portion 16b is screwed for slipping through.
It is formed in an arc shape projecting along the arrow D direction toward the arrow. The curved portion 28 is entirely formed of a metal material or a synthetic resin material, and has a large rigidity against bending when the mounting member 15 clamps the faucet mounting plate 12. Abutment 2
The non-slip plates 31 and 32 made of rubber or the like are attached to the device 9 and 30 so that the device 30 and the device installation plate 12 are pressed against each other without slipping.

As shown in FIG. 7, the curved portion 28 of the mounting member 15 has two abutting portions 29, 30 so that it can be applied from the mounting hole 13 having a small inner diameter to the mounting hole 13 having a large inner diameter. A parallel region 28a parallel to the contact surfaces 29a, 30a of both contact portions 29, 30 is formed in the middle, and a screw hole 15b into which the rear screw bolt 17 (see FIG. 4) is screwed is formed in the parallel region 28a. Is provided, and the radius of curvature R1 (for example, R1 = 40 mm) of the back side surface of the rear escape area 28b from the parallel region 28a to the one contact portion 29 is set to the destination from the parallel region 28a to the other contact portion 30. A radius of curvature R2 (for example, R2 = 18) of the back surface of the underpass area 28c.
mm) and is 2 to 3 times longer. The curved portion 28 shortens the radius of curvature R2 of the back side surface of the region 28c that is to be penetrated first without being affected by the front screwing bolt 16, so that the curved portion 28 easily escapes after being affected by the front screwing bolt 16. Since the radius of curvature R1 of the back surface of the region 28b to be
Even if the chord length L extending over both abutting portions 29, 30 is increased, the mounting hole 13 having a large inner diameter as well as the mounting hole 13 having a small inner diameter can be passed through.

The mounting member 15 is a pipe 24 (see FIG. 1) and a device 1 for passing water through the device 19 composed of a faucet body.
In order to facilitate the work of penetrating the wiring 25 of the hand detector 34 provided in the ninth embodiment, as shown in FIG. 7, concave portions are formed on both side edges of the curved portion 28 located between the two screw holes 15a and 15b. Three
5,35 are provided. When the wiring 25 is unnecessary, the recess 35 may be one for piping.

As shown in FIG. 7, the mounting member 15 has a bolt catching tool 36 attached to the front surface of the horizontal region 28a of the curved portion 28 (the surface facing the instrument mounting plate 12). The shaft center and the shaft center of the bolt hole 15b are aligned. The bolt catching tool 36 includes two holding pieces 36b, 36b.
A gap portion 36a for allowing the tip portion of the rear screwing bolt 17 to enter is formed between them.

The procedure for attaching the instrument 19 composed of the faucet body to the instrument installation plate 12 using the instrument attachment 1 of the present invention is as follows. First, as shown in FIG. 3, only the pre-screw bolt 16 is passed through the bolt hole 14a of the pedestal member 14 and screwed into the screw hole 15a of the mounting member 15, and a bag is attached to the protruding tip of the pre-screw bolt 16. The nut 8 is screwed and the cap nut 8 is rotated together with the pre-screw bolt 16 to crimp the cap nut 8 to the mounting member 15, whereby the mounting member 15 and the pre-screw bolt 16 are integrated. Subsequently, the mounting member 15 is inserted into the mounting hole 13 so as to be scooped from the tip side 15c thereof, and the mounting member 15 and the pre-screw bolt 16 that have passed through the mounting hole 13 are positioned on the back side B of the instrument installation plate 12. .

The curved portion 28 of the mounting member 15 at this time is
On the imaginary plane where the bolts 16 for front screwing extend, the bolts 16 for front screwing are arc-shaped protruding in a direction from the head 16a of the bolt 16 for front screwing to the tip 16b, and are biased toward one of the contact portions 29. Is in a screwed state. Therefore, the mounting member 15 and the pre-screw bolt 16 that are screwed together and integrated before slipping out have a smaller three-dimensional space in which they are accommodated than in the conventional case, and one of them can be inserted from the place where the pre-screw bolt 16 is screwed. The dimension protruding toward the contact portion 29 can also be shortened. Further, since the mounting member 15 and the bolts 16 for tapping when moving through the mounting hole 13 move on the virtual plane, the inner diameter of the mounting hole 13 is smaller than the conventional one (for example, mounting Even if the hole 13 has a diameter of about 25 mm), it is possible to smoothly slip through without being disturbed by the front screwing bolt 16. When the mounting member 15 and the front screwing bolt 16 have slipped through the mounting hole 13, the plurality of positioning projections 21c of the pedestal member 14 are fitted into the mounting hole 13 as shown in FIG. 14 positioning is performed.

Next, as shown in FIG. 4, the rear screwing bolt 1
7 to the bolt hole 14b of the pedestal member 14 and the mounting hole 13
To insert. The length dimension of the rear screwing bolt 17 is such that the tip 17b when inserted is stopped at a position where it is caught by the bolt catching tool 36, without contacting the curved portion 28 of the mounting member 15. Subsequently, the head 16a of the front screwing bolt 16 is rotated from the front side A of the instrument installation plate 12 with a screwdriver or the like, and the rear screwing bolt 17 is rotated by the bolt catching tool 36 of the mounting member 15 which rotates together with the front screwing bolt 16. The tip 17b of the is captured. Continuing further, both bolts 16 and 1
The mounting member peripheral edge 13a of the instrument installation plate 12 is sandwiched between the pedestal member 14 and the attachment member 15 which are screwed in and approached each other, and the pedestal member 14 is fixed to a predetermined position of the instrument installation plate 12 as shown in FIGS. To do. Finally, the device 19 consisting of the faucet body
The pipe 24 and the wiring 25 are inserted from the front side A of the equipment installation plate 12 into the fixture 11 of the present invention, the lower end of the equipment 19 is fitted to the pedestal member 14, and both are connected by the set screw 26, and the faucet The work of attaching the instrument 19 composed of the main body is completed.

In the above-mentioned embodiment, the fixture 11 of the present invention is used for mounting the appliance 19 composed of the faucet body, but it is of course possible to change the appliance 19 to a grip bar or the like for mounting on the wall surface of the bathroom. Is. In addition, when it is not necessary to provide piping or wiring to the instrument 19, the curved portion 2 of the mounting member 15 is used.
It is possible to omit the recessed portions 35, 35 provided in 8.

[0022]

According to the mounting tool of the present invention as set forth in claim 1, the mounting member and the mounting screw can be smoothly slipped through without being disturbed by the mounting screw, so that the mounting member having an inner diameter smaller than the conventional one can be mounted. Will be applicable to holes.

According to the second aspect of the present invention, even if the arcuate curved portion of the mounting member has a long chord, the mounting hole having a small inner diameter can pass through the mounting hole. Applicable to mounting holes with large inner diameter.

According to the fixture of the present invention as defined in claim 3, since the pipe can be inserted through the concave portion for the pipe of the curved portion,
Installation work of equipment such as faucets that requires piping work becomes easy.

[Brief description of drawings]

FIG. 1 is a front view showing a partial cross-section of a state in which a device comprising a faucet for hand washing is attached using the attachment of the present invention.

FIG. 2 is a left side view showing a partially cross-sectional view of the same attached state.

FIG. 3 is a cross-sectional front view showing a state in which the mounting member of the mounting bracket of the present invention is being inserted into the mounting hole and is about to slip through.

FIG. 4 is a front view showing in section a state immediately before attempting to screw a rear screwing bolt onto a mounting member of the mounting fixture of the present invention which has passed through the mounting hole.

FIG. 5 is a view showing a pedestal member of the fixture of the present invention,
(A) is a front view, (B) is a plan view, and (C) is a bottom view.

6A is a front view taken along line aa in FIG. 5B, and FIG. 6B is a right side view taken along line bb in FIG. 5B.

FIG. 7 is a view showing a mounting member of the mounting bracket of the present invention,
The figure (A) is a cross-sectional front view, and the figure (B) is a plan view.

FIG. 8 (A) is a partial cross-sectional front view showing a state in which a water faucet is attached using a conventional instrument attachment, and FIG. 8 (B) is a bottom view thereof.

FIG. 9 is a perspective view showing a state before attempting to slip through a conventional device mounting tool into a mounting hole.

[Explanation of symbols]

12 ... Instrument installation plate, 13 ... Mounting hole, 14 ... Pedestal member, 1
5 ... Mounting member, 15a, 15b ... Screw hole, 16 ... Front screwing bolt, 17 ... Rear screwing bolt, 28 ... Curved portion, 2
9, 30 ... Abutting part, A ... Front side, B ... Back side

Claims (3)

[Claims] 1. A pedestal member for fixing an instrument, which is arranged on the front side of the instrument installation plate in accordance with a mounting hole provided in the instrument installation plate, a mounting member arranged on the back side of the instrument installation plate, and the pedestal member. In order to fix the pedestal member by sandwiching the instrument installation plate with the mounting member, a bolt for the pedestal member and a screw thread that is screwed into a screw hole provided in the mounting member through the mounting hole. A fitting bolt and a rear screwing bolt, wherein the shape of the mounting member and the length of the front screwing bolt are screwed into the screw hole of the mounting member only near the tip of the front screwing bolt. An instrument mounting tool formed so as to be able to pass through the mounting hole from the front side to the back side of the installation plate, wherein the mounting member is an arc shape projecting in a direction from a head of the threaded bolt for screwing to a tip thereof. And a curved portion formed on the mounting hole so as to straddle the mounting hole. A contact portion formed on each of both end sides for contacting the instrument installation plate, and a screw hole into which the front screw is screwed is provided near one contact portion of the curved portion. Instrument fixture characterized by. 2. The curved portion of the mounting member forms a parallel region in the middle of the abutting portions which is parallel to the abutting surfaces of the abutting portions, and the rear screwing portion is formed in the parallel region. A screw hole into which a bolt is screwed is provided, and the radius of curvature of the front side surface of the area from the parallel area to the one contact portion is defined as the curvature of the back surface of the area from the parallel area to the other contact portion. The instrument mount of claim 1 which is longer than the radius dimension. 3. The instrument mounting tool according to claim 1, wherein the curved portion of the mounting member has a recess for inserting a pipe formed in at least one side edge located between the two screw holes.