JPH0649280Y2 - Hinge structure of toilet seat or toilet lid in toilet bowl - Google Patents

Description

[Detailed Description of the Invention] [Industrial field of application] The present invention relates to a hinge structure of a toilet seat or a toilet lid in a toilet bowl in which the opening and closing sensation of the toilet seat and the toilet lid that can be opened and closed via a hinge is improved. is there.

[Conventional technology]

In Western-style toilets, a toilet seat conventionally installed on the upper edge of the toilet body and a toilet lid for closing the toilet body from above the toilet seat are pivotally installed via a hinge structure so that they can be opened and closed. Sometimes the structure is such that only the toilet lid or both the toilet lid and the toilet seat can stand upright.

[Problems to be solved by the invention]

However, in the hinge structure of the toilet seat or toilet lid in this type of toilet bowl, since the pivot portion is axially installed in a freely rotating state, if you release your hand when closing the toilet seat or toilet lid, the vertical standing position will increase. From where it crossed over, it dropped by its own weight and a loud collision sound was emitted.
In addition to not being able to use it with good feeling, it has a problem that the toilet seat or the toilet body may be broken due to the repeated collisions.

The present invention has been made in view of the above problems, and has a hinge structure for a toilet seat or a toilet lid in a toilet bowl that gently drops onto the toilet body when the toilet seat and the toilet lid of the western-style toilet are closed. It is intended to provide.

[Means for solving problems]

In order to achieve the above object, the hinge structure of the toilet seat or the toilet lid in the toilet according to the present invention has a housing fixed to the top of the toilet body, and the toilet seat or the toilet lid is provided between the side walls formed in the housing. In a pin structure for rotatably connecting the shafts, the pin structure inserts a shaft part into a cylindrical part having a rotation-stopping structure so as to be rotatable in the circumferential direction, and connects the cylindrical part and the shaft part. A spring is interposed therebetween, or oil is filled between the sliding contact surfaces of the inner wall formed in the tubular portion and the rotating portion, and the tip end portion or tubular portion of the pin structure is formed in the housing. The shaft hole formed in the side wall, and the cylinder part or the shaft end of the pin structure in the shaft hole formed at the end of the hinge arm protruding from the rear end of the toilet seat or the toilet lid. It is fixed and fixed, and at the same time, the cylinder part and the shaft part are arranged so as to slowly rotate in the circumferential direction. It is an Abstract that was.

[Action]

According to the above structure, when the toilet seat or the toilet lid is closed, the rotational kinetic energy of the toilet seat or the toilet lid is absorbed by the resistance force of the spring or the oil of the pin structure, and the sudden movement of the toilet seat or the toilet lid is prevented. It is possible to avoid a violent collision with the toilet body due to the free fall of the toilet seat or the toilet lid.

〔Example〕

An embodiment of a hinge structure for a toilet seat or a toilet lid according to the present invention will be described below with reference to the drawings.

1 and 2 show a toilet seat and a toilet lid to which a hinge structure is attached.

In the drawings, reference numeral 1 is a housing fixed to the rear end of the top of the toilet body 2. The housing 1 has a toilet seat 4 mounted on the upper edge of the toilet body 2 between the opposing side walls 3a, 3a of the concave step portion 3 formed on the front side of the housing 1, and the upper surface of the toilet seat 4 is provided with the upper surface of the toilet body 2. Hinge arms 6, 6 and 7, 7 projecting from each rear end of the toilet lid 5 placed so as to be closed are positioned and pivotally provided via a hinge structure 8 according to the present invention.

FIGS. 3 and 4 show a first embodiment in which a spring is used as a resistor in a pin structure which constitutes a hinge structure.

As shown in the cross-sectional view of FIG. 3, the pin structure 9 constituting the hinge structure 8 has a shaft portion in a cylindrical portion 9a having a hexagonal prism shape, for example.
9b is rotatably fitted in the circumferential direction, and a coiled spring 10 is interposed as a resistor between the tubular portion 9a and the shaft portion 9b to mutually absorb the rotational torque in the circumferential direction. It has a structure configured to obtain. The shaft portion 9b of the pin structure 9 is connected to the housing 1 with a shaft portion tip portion 9c formed in a square pole shape.
The shaft portion 11 such as a square-shaped square hole formed in the side wall 3a of the shaft is fitted and fixed, and the tubular portion 9a of the pin structure 9 is formed in the side of the hinge arm 6 of the toilet seat 4 such as a hexagonal-shaped square hole. Each of them is fitted and fixed in the hole 12. Further, in the illustrated example, the pin structure 9 is configured such that the end of the hinge arm 7 of the toilet lid 5 is rotatably pivoted continuously to the tip 9c of the shaft portion fitted and inserted in the shaft hole 11 opened in the side wall 3a. A cylindrical portion 9a, which is rotatably fitted to the supporting shaft portion 9b and is fitted and axially fitted into a shaft hole 12 opened at the end of the hinge arm 6 of the toilet seat 4, is configured to have a slightly larger diameter.

The cylindrical portion 9a and the tip portion 9c of the shaft portion 9 of the pin structure 9 are fixed to the shaft hole 11 on the housing 1 side and the shaft hole 12 on the toilet seat 4 side to prevent rotation of the toilet seat 4. It will be done at the connecting part of both. Therefore, the shape of the tubular portion 9a is not limited to the hexagonal columnar shape as described above, and may be a polygonal columnar shape or other elliptical columnar shape such as a quadrangular prismatic shape or the like, that is, the shaft hole 12 as long as it is a structure to prevent rotation. It can be configured in various shapes corresponding to the above shape. Further, similarly, the shape of the shaft portion tip portion 9c is not limited to the square column shape as described above, and may be, for example, a triangular column shape, a pentagonal column shape, or another polygonal column shape or an elliptic column shape, that is, the shape of the shaft hole 11. Can be configured in various shapes.

Further, the pin structure 9 according to the present invention includes, for example, two hinge arms 6 which are provided at the rear end of the toilet seat 4 with respect to the toilet body 2.
Beside the shaft hole 12 on the right side, which is opened at the end, and between the shaft hole 12 on the left side, which is opened at the ends of the two hinge arms 7 projecting at the rear end of the toilet lid 5. You can However, the pin structure 9 is not limited to the structure in which the toilet seat 4 and the toilet lid 5 are provided side by side with respect to the toilet body 2 as described above. For example, a structure in which only the toilet seat 4 is installed can be implemented. In this case, the shaft 9b for the toilet lid 5 which is continuous with the shaft tip 9c of the pin structure 9 is not required. Also, the shaft portion 9b
Of course, the pin structure 9 may be connected to either one side or the other side.

FIG. 5 shows a second embodiment in which oil is used as a resistor in a pin structure which constitutes a hinge structure.

In the pin structure 9 according to the present invention, oil 13 can be used in place of the spring 10 as a resistor capable of absorbing the rotating torque. That is, in the second embodiment, as shown in the sectional view of FIG. 5, a cylindrical inner wall 14b is formed in the cylindrical portion 14a constituting the pin structure 14, and the inner wall 14b has an outer diameter slightly smaller than the inner diameter. A cylindrical rotating portion 14c having a cylindrical shape is fixedly provided at one end of the shaft portion 14d, and a highly viscous oil 13 such as grease is filled as a resistor between sliding surfaces of the inner wall 14b and the rotating portion 14c. It is configured to mutually absorb the rotational torque in the circumferential direction. The pin structure 14 also has a shaft end 14e formed continuously with the shaft 14d in the shaft hole 11 formed in the side wall 3a of the housing 1, and a cylinder 14a formed in the toilet seat 4 on the hinge arm 6 side. They are fitted and fixed in the holes 12 and assembled. Reference numeral 15 is an oil seal that prevents the oil 13 from leaking. As described above, when the oil 13 is used as the resistor, there is a feature that the rotating operation of the cylindrical portion 14a and the shaft portion 14d can be performed more smoothly than the spring 10.

Thus, the hinge structure 8 of the toilet seat or the toilet lid in the toilet having the above-described structure is provided with the restraining force of the rotary pin structures 9 and 14 when the toilet lid 5 and the toilet seat 4 are opened and closed. The cushioning action against the free-falling force when closing the toilet is suppressed and the descending speed is suppressed, so that the toilet lid 5 or the toilet seat 4 does not collide with the toilet body 2 or the lower member and can be closed quietly and lightly. it can.

[Effect of device]

Since the hinge structure of the toilet seat or the toilet lid in the toilet according to the present invention is configured as described above, the toilet seat and the toilet lid of the western-style toilet will drop gently on the toilet body when the toilet seat and the toilet lid are closed. It is possible to eliminate a loud collision noise when closing the toilet seat or the toilet lid, and not only can it be used with a good feeling, but also the damage to the toilet seat or toilet body due to repeated collisions is eliminated. .

In particular, since the hinge structure according to the present invention is configured at the hinge arm end of the toilet seat or the toilet lid, it does not particularly require a mounting space for it and does not interfere with peripheral devices of the toilet body.

In addition, even if this hinge structure fails, it has the feature that repair can be completed easily and quickly simply by exchanging the pin structure, and the practical effect after implementing the present invention is extremely large. .

[Brief description of drawings]

FIG. 1 is a partially cutaway plan view of a toilet lid showing a first embodiment of a hinge structure of a toilet seat or a toilet lid in a toilet bowl according to the present invention, and FIG. 2 is a II-in FIG. II sectional view, FIG. 3 is an enlarged sectional view taken along line III-III of FIG. 1, FIG. 4 is an exploded perspective view of FIG. 3, and FIG. 5 shows a second embodiment of the hinge structure. It is an expanded sectional view. 1 ... Housing, 2 ... Toilet body 3a ... Side wall, 4 ... Toilet seat, 5 ... Toilet lid, 6,7 ... Hinge arm, 8 ... Hinge structure, 9 ... Pin structure, 9a ... Tube part, 9b ... … Shaft 9c …… Shaft tip 10 …… Spring, 11 …… Shaft hole 12 …… Shaft hole, 13 …… Oil 14 …… Pin structure 14a …… Cylinder, 14b …… Inner wall 14c …… Rotation Part, 14d …… Shaft part 14e …… Shaft end part

 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Shigenari Kadomatsu 100 Maeda-cho, Totsuka-ku, Yokohama-shi, Kanagawa Koito Industry Co., Ltd. (72) Masazumi Moriwaki, 1001 Kuchiami, Ogura-minami, Kitakyushu, Kitakyushu, Japan Ceramics Co., Ltd., Ogura No. 2 Factory (72) Inventor, Tetsuhiro Katamune, Okura Minami-ku, Kitakyushu City, Fukuoka 1001 Kuchiami, Totoki Co., Ltd. (2) Kokura No. 2 Plant (56) JP, U) Jitsuko Sho 44-10618 (JP, Y1)

Claims (1)

[Scope of utility model registration request] 1. A pin structure for fixedly mounting a housing on the top of a toilet body, and rotatably connecting a toilet seat or a toilet lid between side walls formed on the housing, the pin structure comprising: A shaft portion is rotatably fitted in a cylindrical portion having a rotation-stopping structure in a circumferential direction, and a spring is interposed between the cylindrical portion and the shaft portion, or an inner wall and a rotating portion formed in the cylindrical portion. The pin structure is formed by filling the space between the sliding contact surfaces with oil, and the shaft end of the pin structure or the cylinder is formed in the side wall of the housing, and the cylinder or shaft end of the pin structure is formed. Parts are respectively inserted into shaft holes formed at the ends of hinge arms projecting from the rear ends of the toilet seats or the toilet lids to fix and prevent rotation, and the cylindrical part and the shaft part are circumferentially sluggish relative to each other. A hinge structure for a toilet seat or a toilet lid in a toilet, characterized in that it is configured to rotate in the direction of.