JPH09140630A - Mounting structure of toilet seat - Google Patents

Abstract

PROBLEM TO BE SOLVED: To enable a flaring cylinder part to be fixed in the mounting hole satisfactorily in accordance with the kind of toilet stool. SOLUTION: A flaring cylinder part 4 with flaring pieces 6, 6 formed by vertical slitting is inserted into a mounting hole 1a of a stool, with a flange 7 abutted on the upper face of the stool, so that a small screw 12 is tightened from above against a nut 11, moving it upward inside the flaring cylinder part 4; the flaring pieces 6, 6 are thereby brought into press-contact with the inner circumferential face of the mounting hole 1a and firmly fixed.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a toilet seat mounting structure.

[0002]

2. Description of the Related Art Conventionally, a toilet seat is attached to the toilet body so that it can be opened and closed, but it is troublesome to remove the toilet seat from the toilet body when cleaning the toilet body or toilet seat. However, it has been desired to develop a toilet seat mounting structure that can be easily attached and detached.

[0003]

SUMMARY OF THE INVENTION The present invention has been devised in view of the above-mentioned problems of the prior art, and an object thereof is not to provide a toilet seat mounting structure capable of easily removing a toilet seat. Insert the expanding tube part, which is formed by expanding the expansion piece by slitting in the direction, into the mounting hole that is vertically penetrated in the toilet body, and touch the upper flange of the expanding tube part with the upper surface of the toilet body. While making contact with each other, by screwing a small screw inserted into the expansion cylinder from above into a wedge-shaped nut inserted into the expansion cylinder, the nut is moved upward into the expansion cylinder by tightening. The expansion piece is crimped and fixed to the inner peripheral surface of the mounting hole via a nut, and a toilet seat support member that supports the toilet seat in an openable and closable manner is attached on the collar portion.

[0004]

Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 shows an overall perspective view of the toilet seat when it is attached to the toilet body, and a collar portion 7 is previously provided on the toilet body 1 side.
The expansion cylinder portion having the above is fixedly attached, and the toilet seat support member 20 attached to the rear portion of the toilet seat 2 is connected to the collar portions 7 and 7, and the toilet seat 2 is attached to the toilet body 1. First, FIG. 2 shows a perspective view of the expansion tube portion 4 fixedly attached to the toilet body 1 side, and the state of attachment to the toilet body is shown in the sectional view of FIG. Although 4 is formed in a cylindrical shape, longitudinal slits 5, 5 and 5 are formed on the outer periphery at predetermined intervals in the circumferential direction, and the expansion pieces 6 are formed between the slits 5 and 5, respectively. The expansion pieces 6 are configured to be expandable in the outer peripheral direction through the slits 5 and 5, and the upper end of the expansion cylinder part 4 has a disk shape. The collar portion 7 is integrally formed, and the rising piece 8 rises upward at the center of the collar portion 7.
Are integrally formed, and further four locking projections 9, 9, 9 are formed on the upper end of the rising piece 8 at predetermined intervals and project toward the outer peripheral side. A concave portion 10 having a concave shape is formed between the portions 9, 9.

A wedge-shaped nut 11 is inserted into the expanding tubular portion 4 from the lower side, and a machine screw 12 is inserted into the expanding tubular portion 4 from above the collar portion 7. The small screw 12 is screwed to the nut 11,
As shown in FIG. 2, the nut 11 is preliminarily loosely fitted in the expanding tubular portion 4 via the small screw 12, and in this state, as shown in FIG. Insert the expanding cylinder portion 4 into the mounting hole 1a from above,
The collar portion 7 is brought into contact with the upper surface of the toilet body 1.

Incidentally, as shown in FIG.
Is formed thicker from the lower end toward the upper end, and, as shown in the bottom view of FIG. 4, a ridge 6a protruding inward is formed in a part of the expanding piece 6 in the vertical direction. The nut 11 is formed with a rotation stopping groove 11a that is vertically recessed in a part of the nut 11, and the rotation stopping groove 11a is formed on the protrusion 6a of the expanding piece 6. It is formed to fit in.

With the expanding tube portion 4 inserted in the mounting hole 1a of the toilet body 1, the small screw 1 is inserted from above the toilet body 1.
By inserting a screwdriver into the screwdriver groove 12a of 2 and tightening the small screw 12 from the upper side through the screwdriver, the nut 11 is moved upward by tightening,
By the upward movement of the nut 11, the expansion pieces 6 are expanded to the outer peripheral side, and the outer circumference of each expansion piece 6 is crimped to the inner circumference of the mounting hole 1a so that the expansion cylinder portion 4 is attached to the toilet body 1. It becomes fixed. That is, this state is shown in the perspective view of FIG. The small screw 12
Rotation stop groove 11 formed in nut 11 when tightening
Since the protrusion 6a on the inner side of the expanding piece 6 is engaged with a,
The rotation of the nut 11 can be reliably stopped, the nut 11 can be prevented from being loosened after tightening, and a strong fixed state of the expanding cylinder portion 4 in the mounting hole 1a can be maintained. .

Since each of the expansion pieces 6 is formed thicker toward the upper part, the expansion pieces 6 can respond well to changes in the inner diameter of the mounting hole 1a and can be firmly attached to the inner peripheral surface of the mounting hole 1a. Since the expansion piece 6 is crimped, the expansion cylinder portion 4 can be securely attached to the attachment hole 1a even when the inner diameter of the attachment hole 1a formed in the toilet body 1 is different. The expansion cylindrical portion 4 can be firmly crimped and fixed in the mounting hole 1a, regardless of the vertical size of the mounting hole 1a.

In the state where the expanding cylinder portion 4 is crimped and fixed in the mounting hole 1a as described above, the upper portion of the toilet body 1 is exposed from the collar portion 7 as shown in FIG. The toilet seat support member 20 can be attached to the rear end of the toilet seat 2, and the toilet seat support member 20 can be attached to the collar 7 in a connected manner. In this example, the main body portion 21 of the toilet seat support member 20 is A rising portion 22 is integrally formed on the front portion, and a shaft 23 is formed so as to project from the rising portion 22.
Is rotatably inserted in the rear part of the toilet seat 2, and a circular rotating body 24 is fitted in the main body 21 so as to be fitted therein, and a lever 25 protruding from the rotating body 24.
Is operated to move the rotating body 24 to the main body 21 in this example.
It is constructed so that it can be rotated within an angle range of °.

FIG. 7 is a sectional view of the main part of FIG. 6, in which a plurality of projections 24 are formed on the inner periphery of the lower portion of the rotating body 24 so as to project inward.
a and 24a are formed, and the projections 24a and 24a are formed in such a size that they can be inserted into the recess 10 between the locking projections 9 and 9 from above. That is, FIG. 8 shows a bottom view of the toilet seat support member 20. Four protrusions 24a, 24a, 24a, 24a are projected at predetermined intervals on the inner periphery of the lower part of the rotating body 24 so as to project inward. And each projection 24a is formed in the recess 10
It is formed in such a size that it can be inserted from the upper side to the lower side, and two contact step portions 24b are formed on the outer periphery of the rotating body 24 so as to face each other, while the main body portion of the toilet seat supporting member 20 is formed. 21 is formed with restricting step portions 21a, 21a in an opposed manner, and the contact step portion 24b of the rotating body 24 is brought into contact with the restricting step portion 21a, whereby the rotation of the rotating body 24 in the horizontal plane is restricted. In this example, the gap S formed between the contact step portion 24b and the regulation step portion 21a is formed so as to allow the rotation of the rotating body 24 within an angle range of 30 °. ing.

The projections 24a, 24a are formed in the recesses 10, 1 respectively.
The protrusions 24a, 2 of the rotating body 24 are provided on the lower side of the locking projections 9, 9, 9 on the outer peripheral side of the rising piece 8 by passing through the inside of 0, 10.
4a can be arranged and the toilet seat support member 20 can be assembled with one touch as shown in FIG. 9, and the lever 25 can be rotated 30 ° from the assembled state of FIG. 9 to the position shown in the perspective view of FIG. When the rotating body 24 is rotated, as shown in the bottom view of FIG. 11, the protrusions 24a, 24a of the rotating body 2 are engaged with the lower side of the locking projections 9 in the rotated state. Rotating body 24 and main body 21
12 is connected to the expanding cylindrical portion 4 in a state where it is prevented from coming off by the locking projections 9, 9, and the connection state is shown in FIG.

Therefore, if the expanding tube portion 4 is fixedly fixed in the mounting hole 1a of the toilet body in advance, then the toilet seat support member 20 is fitted into the recess 10 between the locking projections 9. It can be easily fitted and connected on the flange portion 7, and by rotating the lever 25 by 30 ° in that state, the projections 24a, 24a of the rotary body 24 are locked by the locking projections 9, 9. Since the toilet seat support member 20 is fixed, the toilet seat 2 can be attached to the toilet body 1 with one touch.
On the contrary, when removing the toilet seat 2, by rotating the lever 25 in the opposite direction by 30 °, the locking projection 9 and the projection 24
The engagement with a is released, and the projection 24a is pulled up through the recess 10 to the upper side, and together with the toilet seat support member 20, the toilet seat 2
Can be easily removed from the toilet body 1, and the toilet seat 2 can be cleaned by removing the toilet seat 2 and the toilet body 1
The upper surface side of the can be maintained in a clean state.

[0013]

According to the toilet seat mounting structure of the present invention, the expanding tubular portion, in which the expanding piece is formed by slitting in the vertical direction, is inserted into the mounting hole which is vertically penetrated in the toilet body to expand. The collar portion at the upper part of the tubular portion is brought into contact with the upper surface of the toilet body, and a small screw inserted into the expanding tubular portion from above is screwed into the wedge-shaped nut inserted into the expanding tubular portion and tightened. Toilet seat support for supporting the toilet seat on the collar portion so that the toilet seat can be opened and closed by upwardly moving the nut into the expanding tubular portion to crimp and fix the expanding piece to the inner peripheral surface of the mounting hole via the nut. By attaching the member, insert the expansion cylinder into the mounting hole of the toilet body, tighten the small screw to move the nut upward in the expansion cylinder, and the expansion piece is firmly attached by the upward movement of the nut. It will be crimped to the inner surface of the hole and will be in a fixed state. The toilet seat support member can be attached, and even if the size of the mounting hole of the toilet body differs depending on the type of toilet bowl, or if the vertical dimension of the mounting hole also varies, it can be expanded well by using the nut. The one part can be firmly attached to the inner peripheral surface of the attachment hole by pressing, and there is an effect that the attachment can be easily performed in correspondence with the type of the toilet body.

[Brief description of the drawings]

FIG. 1 is an overall configuration diagram of a state in which a toilet seat is attached to a toilet body.

FIG. 2 is a perspective configuration diagram showing a state in which a nut and a machine screw are integrated in the expanding cylinder portion.

FIG. 3 is a cross-sectional configuration diagram showing a state in which the expanding cylinder portion in the state of FIG. 2 is inserted into a mounting hole of a toilet body.

FIG. 4 is a bottom view of the expanding tube portion and the nut.

FIG. 5 is a perspective configuration diagram showing a state in which the expansion piece is crimped and fixed in the mounting hole.

FIG. 6 is a perspective configuration diagram before fitting the toilet seat support member from above.

7 is a cross-sectional configuration diagram of FIG.

FIG. 8 is a bottom view of the toilet seat support member.

FIG. 9 is a cross-sectional configuration diagram showing a state in which a toilet seat support member is fitted.

FIG. 10 is a perspective configuration diagram of the toilet seat support member in a state where the lever is rotated by 30 ° and coupled and fixed.

FIG. 11 is a bottom view configuration diagram in the state of FIG. 10;

12 is a cross-sectional configuration diagram in the state of FIG.

[Explanation of symbols]

 1 Toilet body 1a Mounting hole 2 Toilet seat 4 Expanding cylinder part 5 Slotting 6 Expanding piece 7 Collar part 8 Rising piece 9 Locking protrusion 10 Recess 11 Nut 11a Rotation stop groove 12 Small screw 12a Driver groove 20 Toilet seat support Member 21 Main body 21a Regulation step 24 Rotating body 24a Projection 24b Abutment step 25 Lever

Claims (1)

[Claims] 1. An expanding cylinder portion, in which an expanding piece is formed by slitting in the vertical direction, is inserted into a mounting hole formed in the toilet main body in a vertical direction, and a collar portion at an upper portion of the expanding cylinder portion is inserted. While abutting on the upper surface of the toilet body, screw the small screw inserted into the expansion tube from above into the wedge-shaped nut inserted in the expansion tube to tighten the nut in the expansion tube. The toilet seat support member for supporting the toilet seat in an openable and closable manner is mounted on the collar portion by moving the expansion piece by pressing the expanding piece to the inner peripheral surface of the attachment hole to fix the expanding piece. Toilet seat mounting structure.