JPH09279651A - Leveling instrument for waterproof pan in unit bath for bathroom - Google Patents

Abstract

PROBLEM TO BE SOLVED: To stabilize a level for a prolonged time by conducting adjustment operation from the upper section of a waterproof pan without getting into the lower side of the waterproof pan and inhibiting the variation of the level based on the looseness of an adjusting bolt regarding a device, in which the waterproof pan is placed on a floor face ant the level of the waterproof pan is adjusted by the screwing operation of a height adjusting bolt. SOLUTION: An instrument 4 for penetrating a bolt having an axial-center tapped hole 4e for adjusting height is fixed onto a reinforcing material 3 fastened onto the underside 1a of the peripheral section of a vertically inserting hole 2 bored to a waterproof pan 1. A level is adjusted freely by a height adjusting bolt 5 penetrated into the axial-center tapped hole 4e for adjusting height under the state, in which the bolt 5 is placed on a floor face F, from the upper section of the waterproof pan 1, and the variation of the level due to the reluctant looseness of the height adjusting bolt 5 is prevented by screwing the axial-center tapped hole 6a for locking of a bolt looseness preventive tool 6 to the height adjusting bolt 5 in a watertight manner. The screwing section 8a of a cap 8 is screwed to the screw section 6d for the cap of the bolt looseness preventive tool 6 in the watertight manner, and leakage onto the floor face F of water on the waterproof pan 1 is also prevented.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a level adjusting device suitable for adjusting the height, inclination, etc. of a prevention pan mounted on the floor of a bathroom unit bath.

[0002]

2. Description of the Related Art As a waterproof pan level adjusting device for a bathroom unit bath, a nut d is already provided at a lower portion of a waterproof pan c having a bathtub mounting portion a and a washing space b as shown in FIG. In order to make the height of the waterproof pan c variable by fixing the attachment fitting e fixed by welding means or the like, the level adjusting bolt f having the head f ′ as a lower position is attached to the nut d.
It is known that the components are screwed together.

[0003]

However, in the case of the above-mentioned conventional level adjusting device, when installing and constructing the waterproof pan c, the pan is lifted up, or an operator goes under it, and further, FIG. 3 (B). As shown in, the bathtub mount a
The level adjusting bolt f must be screwed by using a monkey wrench h or the like as shown in FIG. 3 (A) by inserting a hand from the inspection port g to under the waterproof pan c. As shown in FIG. 3 (A), the detent nut i must be fastened underneath, so the workability for adjusting the level is extremely poor, and a great amount of labor must be spent. .

The present invention is intended to solve the above-mentioned drawbacks of the prior art. In the level adjusting device according to the first aspect of the present invention, the reinforcing material is provided on the lower surface of the peripheral portion of the vertical opening formed in the waterproof pan. After mounting the bolt, the adjusting bolt is placed on the floor surface in a screwed state in the adjusting shaft screw hole of the bolt screwing tool fixed below it, and work is performed from above the waterproof pan. By screwing the adjusting bolt by a worker, level adjustment work can be performed quickly and easily, and at the same time, the adjusting shaft is also provided with a shaft for locking the bolt loosening prevention device from the longitudinal opening. By screwing the core screw hole, it is possible to prevent unintentional rotation of the height adjustment bolt that has already been adjusted, and by using this bolt loosening prevention tool, attach the cap to it. By screwing, water leakage from the vertical passage to the floor side is prevented and the appearance Also has to adapted to be finished well, its purpose.

Next, in the level adjusting device according to claim 2, in addition to the structure of claim 1, packing is provided between the waterproof pan and the bolt loosening prevention tool, and the bolt loosening prevention tool and the cap. A packing is also installed between and to completely prevent water leakage from the waterproof pan to the floor. Further, by forming a lower projecting curved surface that presses against the floor surface at the lower end portion of the height adjusting bolt, it is easy to perform the height adjusting work by the screwing operation of the height adjusting bolt. Can be performed smoothly with a light turning force, and further, due to the external force applied to the waterproof pan and the rotational force applied to the adjusting bolt via the floor surface, the adjusting bolt is unintentionally reverse screwed. We try not to loosen it by turning it, and to guarantee the stability of the adjusting bolt without any long-term level fluctuation.

Further, in the case of claim 3, in the structure described in claim 1, by providing a protrusion, a concave groove, and a chamfer on the outer peripheral edge of the bolt loosening prevention tool, This is used as a rotation locking portion, and by utilizing this, the bolt loosening prevention tool can be strongly screwed and fastened with a sufficient force by an arbitrary rotation tool. Then, by the strong tightening, a sufficient rotation-preventing force is exerted between the adjusting bolt and the bolt screwing tool, so that the adjusting bolt can be screwed into the adjusting shaft center screw hole for a long period of time. I am trying to secure.

[0007]

In order to achieve the above-mentioned object, the present invention provides a reinforcing material on the lower surface of the peripheral portion of the vertical opening formed at a required portion of the waterproof pan in the invention of claim 1. The bolt screwing tool having the height adjusting shaft screw hole vertically installed is fixed on the lower surface side of the reinforcing member, and the height adjusting shaft screw hole of the bolt screwing tool is fixed to this. The adjusting bolt, which is screwed through and the lower end portion of which is placed on the floor surface, can be moved up and down by a screwing operation from the vertical passage, and the locking shaft screw hole of the bolt loosening prevention tool is By screwing and tightening the height adjusting bolt, the outer peripheral edge portion orthogonal to the axis of the bolt loosening prevention member is water-tightly pressed against the upper surface of the waterproof pan, and the outer peripheral edge portion is screwed to the waterproof pan. Fixed to the reinforcing material via the bolt, and the bolt loosening prevention member is screwed with the screw part of the cap to the screw part for the cap. The Rukoto, watertight with respect to the bolt loosening prevention member, the cap is about to provide a level adjustment device of the waterproof pan in Bathroom unit bath, characterized in that it has to be fitted on.

Next, according to a second aspect of the present invention, the adjusting bolt of the first aspect forms a lower projecting curved surface at the lower end portion thereof, and the lower projecting curved surface is pressed against the floor surface. Not only is the outer peripheral edge of the bolt loosening prevention member orthogonal to the shaft center crimped watertightly to the upper surface of the waterproof pan by packing, and the bolt loosening prevention member is also packed with packing. The content is that the cap is watertightly fitted.

According to a third aspect of the present invention, in addition to the structure of the first aspect, the bolt loosening prevention tool is a rotation locking portion used for screwing and fastening the bolt by the rotation tool. However, the feature is that they are formed additionally.

[0010]

BEST MODE FOR CARRYING OUT THE INVENTION The waterproof pan level adjusting device according to the present invention will be described in detail with reference to FIGS. 1 and 2. Vertical openings are provided at required parts of the waterproof pan 1, for example, at four corners. 2 is provided, and the reinforcing material 3 formed of wood or other artificial material is fixed to the lower surface 1a of the peripheral edge portion by an adhesive or the like.
A communication port 3a that communicates with the vertical communication port 2 will be provided vertically. At this time, in the illustrated example, in consideration of strength, water handling, and the like, a protruding mouth edge portion 1b protruding upward is provided in the peripheral portion of the vertical opening 2, and a corner edge is formed on the lower surface of the raised mouth edge portion 1b. The portion 1c is provided around the corner edge portion 1c, and the corner portion 3b of the reinforcing member 3 is engaged with the corner edge portion 1c.

Next, a bolt screwing tool 4 made of metal or synthetic resin is fixedly mounted on the lower surface side of the reinforcing member 3. In the illustrated example, the bolt screwing tool 4 is bent from the upper end of the tubular portion 4a to the outside in a perpendicular manner. The installed peripheral edge portion 4b is pressed against the reinforcing material 3,
It is designed to be fixed by a mounting screw 4c, and a thickening small-diameter portion 4d which is continuously projected from the tubular portion 4a has a height adjusting shaft center screw hole 4e vertically provided therein.

Further, a separately prepared height adjusting bolt 5 can be threadedly inserted into the height adjusting axial screw hole 4e of the bolt threading tool 4, and the height adjusting bolt 5 can extend over the entire length. A threaded portion is engraved, or an upper threaded portion 5a and a lower threaded portion 5b are engraved as shown in the drawing, and the lower threaded portion 5b is screwed into the above-mentioned height adjustment axial screw hole 4e. . Then, a flat plate portion 5d as indicated by an imaginary line may be bulged on the lower end portion 5c of the height adjusting bolt 5 and the lower end flat surface 5e may be placed on the floor surface F. Lower end 5 as indicated by the solid line 1
By forming a lower projecting curved surface 5f having an arc surface or the like on c and mounting it on the floor surface F, the vertical operation is performed by the turning operation portion 5g formed by a groove or the like formed at the upper end of the height adjusting bolt 5. When the screw is inserted from the through hole 2 and rotated, the adjusting bolt 5 can be rotated with respect to the floor F with a small resistance, which facilitates the adjusting work.

After the adjusting bolt 5 is screwed to the bolt screwing tool 4 to a proper screwing degree as described above, the waterproof pan 1 is placed on the floor surface F, and The level adjustment work of the worker on the waterproof pan 1 is carried out at the stage, and if satisfactory leveling is completed by the raising and lowering of the leveling bolt 5 by this, the present invention is provided. By manually screwing a separately prepared bolt loosening prevention tool 6, the loosening prevention shaft center screw hole 6a is screwed into the upper screw portion 5a of the height adjusting bolt 5.

Here, as an example of the bolt loosening prevention tool 6, as shown in FIGS. 1 and 2, the cylindrical portion 6 is shown.
b and a ring-like outer peripheral edge portion 6c extending orthogonally from the outer peripheral portion thereof, and the locking shaft screw hole 6a is formed on the lower end side of the cylindrical portion 6b. A cap screw portion 6d is engraved on the upper side of the outer peripheral edge portion 6c.

Further, in the outer peripheral edge portion 6c, only a pair of screw fastening through holes 6e for inserting the screws 7 are formed in the illustrated example, and the bolt loosening prevention tool 6 is provided as will be described later. Rotating locking tool 6 used for screwing and tightening with pliers or other rotating tool
f is provided. The rotation locking tool 6f shown in the figure has a pair of standing pieces protruding from the upper surface of the outer peripheral edge portion 6c. In this case, the outer surfaces of the both standing pieces are sandwiched by pliers to allow the above-mentioned screwing operation. The fastening operation will be performed. However, needless to say, the rotation locking tool 6f is not limited to such a standing piece, and the outer peripheral edge of the outer peripheral edge portion 6c is formed into a square shape or a pair of concave grooves is provided in the outer peripheral edge portion 6c. Can be formed.

Therefore, the above bolt loosening prevention tool 6 is
As described above, in order to screw-fasten the upper screw portion 6a of the adjusting bolt 5, the screw is first manually screwed to a certain degree, and then,
As described above, the rotation tool 6f is used to screw the outer peripheral edge portion 6c to the raised opening edge portion 1b of the waterproof pan 1 by screwing until the outer peripheral edge portion 6c is crimped. At this time, the raised mouth edge portion 1b and the outer peripheral edge portion 6c are made watertight. For this reason, in the illustrated embodiment, the both ends are not simply pressure-bonded, but the outer peripheral edge portion 6c is formed with the outer lower end projecting peripheral edge 6g, and the packing 6h is laid inside thereof.

In this way, when the fastening of the bolt loosening prevention tool 6 is completed in a watertight state, the height adjusting bolt 5 receives an upward pulling force at the time of fastening, so that the bolt threading tool. For the height adjustment shaft screw hole 4e of 4,
The lower screw portion 5b of the height adjusting bolt 5 is in a strong pressure state, and the height adjusting bolt is in a rotation stop state.

Further, in the present invention, in order to prevent the tightened state of the bolt loosening prevention tool 6 from being unintentionally loosened, the screwing through hole 6e of the outer peripheral edge portion 6c is further provided.
By using the screw, the screw 7 is screwed so as to reach the reinforcing member 3 from the waterproof pan 1, whereby the bolt loosening prevention tool 6
It is designed so that rotation in the direction of relaxation does not occur.

Further, in the present invention, a member called a cap 8 is used, and a screwing portion 8a which can be screwed into the cap screw portion 6d of the bolt loosening prevention tool 6 is engraved on the member. The illustrated cap 8 includes a top plate portion 8c having a turning groove 8b, an outer peripheral side plate portion 8d provided circumferentially downward from the outer peripheral edge thereof, and an inner peripheral portion provided downwardly from the top plate portion 8c concentrically therewith. The peripheral side plate portion 8e is provided. The screwing portion 8a is engraved as a female screw inside the inner peripheral side plate portion 8e. Of course, the male-female relationship between the screwing portion 8a and the cap screw portion 6d is opposite. There is no problem.

The cap 8 is a bolt loosening prevention tool 6
On the other hand, sufficient screw fastening is required so that the watertight state is secured by the above-mentioned screwing, but the packing 9 is used in the embodiment of FIG. 1, and the packing 9 is used.
Is sandwiched between the upper edge of the cylindrical portion 6b of the bolt loosening prevention tool 6 and the lower surface of the ceiling portion 8c of the cap 8, and in this example, the inner peripheral side plate portion 8e is the outer peripheral edge at the time of screwing. The outer peripheral side plate portion 8d is pressed against the portion 6c so that the outer peripheral side plate portion 8d is mounted on the outer peripheral edge portion 6c.

Therefore, according to the embodiment of the first aspect, the worker screws the adjusting bolt 5 from above the waterproof pan 1 and moves it up and down with respect to the lower screw portion 5b of the bolt screw fitting tool 4. Since it can be moved, the level of the waterproof pan 1 can be easily adjusted, and further, the bolt loosening prevention tool 6 is screwed on the waterproof pan 1 to the upper screw portion 5 of the adjusting bolt 5. Once the outer peripheral edge portion 6c is screwed to the reinforcing member 3 with the screw 7 and fixed in a watertight state, the height adjusting bolt 5 becomes the height adjusting axial screw hole 4e of the bolt threading tool 4. On the other hand, the state of rotation prevention is secured, and water from the waterproof pan 1 side does not flow into between the bolt loosening prevention tool 6 and the waterproof pan 1 and leak to the floor surface F.

Further, since the cap 8 is water-tightly fitted to the cap screw portion 6d of the bolt loosening prevention tool 6 by the screwing portion 8a, the cap 8 and the cap 8 are not damaged. Water leakage from the bolt loosening prevention tool 6 is also prevented.

According to a second aspect of the present invention, in addition to the structure of the first aspect, a lower protruding curved surface 5f is formed on the lower end portion 5c of the height adjusting bolt 5, so that the screw of the height adjusting bolt 5 is screwed. The adjusting work by turning operation can be performed smoothly and easily, and since the watertightness of both places is secured by the packings 6h and 9, the reliability against water leakage is also high.

Further, in the third aspect, in addition to the structure of the first aspect, since the rotation locking tool 6f is formed on the outer peripheral edge portion 6c of the bolt loosening prevention tool 6, the bolt loosening prevention tool 6 can be screwed. It is possible to perform not only manual operation but also screwing capable of being strongly tightened by using an appropriate turning tool, so that the reliability of the adjusting bolt 5 for preventing loosening can be further improved.

[0025]

Since the present invention is configured as described above, according to the first aspect, the level adjustment work can be performed by screwing the adjusting bolt by working from the waterproof pan. You don't have to dive under the waterproof pan or put your hand through the inspection port, so you can save labor and greatly reduce the work time.

Moreover, by also bolting the bolt loosening prevention tool to the adjusting bolt from above the waterproof pan so as to be watertight, it is possible to prevent unintentional loosening of the adjusting bolt without fear of water leakage. Therefore, it becomes possible to maintain a desired height adjustment state for a long period of time. Also, even if the level of the waterproof pan changes due to fluctuations in the floor surface, etc., it can be corrected with a simple operation, and the cap is watertightly screwed to the bolt loosening prevention tool. There is no water leakage from both of them, and desirable results are obtained in appearance.

Further, in the second aspect, since the lower projecting curved surface is formed at the lower end portion of the height adjusting bolt, the level can be easily and quickly adjusted by screwing the height adjusting bolt.
Further, since the packing is used to secure the watertight state, the reliability can be further improved. In the third aspect of the present invention, since the bolt loosening prevention tool is provided with the rotation locking portion, the bolt loosening prevention tool can be firmly screwed and fastened, and the watertightness can be improved and the adjusting bolt It is possible to sufficiently prevent the unintentional relaxation and further improve the reliability for the level fluctuation prevention.

[Brief description of drawings]

FIG. 1 is a vertical sectional front view showing an embodiment of a level adjusting device for a waterproof pan according to the present invention.

FIG. 2 shows a bolt loosening prevention tool which is a constituent member of the present invention, (A) is a plan view thereof, and (B) is a sectional view taken along the line BB of (A).

FIG. 3 shows a conventional waterproof pan level adjusting device in a bathroom unit bath, (A) is a partially enlarged side view thereof, and (B) is a perspective view showing the whole thereof.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Waterproof pan 1a Lower surface of peripheral edge 2 Longitudinal opening 3 Reinforcing material 4 Bolt screwing tool 4e Adjusting shaft center screw hole 5 Adjusting bolt 5c Lower end 5f Lower projecting curved surface 6 Bolt loosening prevention tool 6a Locking shaft screw Hole 6c Outer peripheral edge portion 6d Cap screw portion 6f Rotation locking portion 6h Packing 7 Screw 8 Cap 8a Screwing portion 9 Packing F Floor surface

Claims (3)

[Claims] 1. A reinforcing material is fixedly provided on a lower surface of a peripheral edge portion of a vertical opening formed at a required position of a waterproof pan, and a bolt threaded vertically provided with a height adjusting shaft center screw hole on the lower surface side of the reinforcing material. A tool is fixedly installed, and a height adjusting bolt whose lower end is placed on the floor surface by screwing through the height adjusting shaft screw hole of the bolt threading tool is screwed from the vertical through hole. The bolt can be lifted and lowered by turning operation, and the loosening shaft screw hole of the bolt loosening prevention tool is screwed and fastened to the height adjusting bolt so that the outer peripheral edge portion is orthogonal to the shaft center of the bolt loosening prevention member. Is water-tightly bonded to the upper surface of the waterproof pan, and the outer peripheral edge portion is fixed to the reinforcing member through the waterproof pan with a screw, and the bolt loosening prevention member has a cap screw part for the cap screw part. By screwing the joint portion, the cap is fitted in a watertight manner with respect to the bolt loosening prevention material. A level adjusting device for a waterproof pan in a bathroom unit bath, which is characterized by the above. 2. A reinforcing material is fixedly provided on a lower surface of a peripheral edge portion of a vertical opening formed at a required position of a waterproof pan, and a bolt threaded vertically provided with a height adjusting shaft center screw hole on the lower surface side of the reinforcing material. The tool is fixedly installed, and the height adjusting bolt having the lower projecting curved surface formed at the lower end by being screwed into the height adjusting shaft screw hole is mounted on and in contact with the floor surface. , Is vertically movable by a screwing operation from the vertical passage, and a loosening prevention shaft center screw hole of the bolt loosening prevention tool is screwed and fastened to the height adjusting bolt to thereby secure the bolt loosening prevention member. The outer peripheral edge that is orthogonal to the axis is watertightly attached to the upper surface of the waterproof pan by packing, and the outer peripheral edge is fixed to the reinforcing material with screws through the waterproof pan to prevent the bolt from loosening. The bolt loosening prevention portion is formed on the member by screwing the screwing portion of the cap onto the screw portion for the cap. A level adjusting device for a waterproof pan in a bathroom unit bath, wherein the cap is fitted to the material in a watertight manner by packing. 3. A bolt threading tool in which a reinforcing material is fixedly provided on a lower surface of a peripheral portion of a vertical opening formed at a required position of a waterproof pan, and a height adjusting shaft center screw hole is vertically provided on a lower surface side of the reinforcing material. And a height adjusting bolt having a lower end placed on the floor surface by being screwed into the height adjusting axial screw hole of the bolt screwing tool. The bolt can be lifted up and down by means of a bolt loosening prevention shaft screw hole, and the outer peripheral edge portion orthogonal to the shaft center of the bolt loosening prevention member is screwed and fastened to the adjusting bolt. The waterproof pan is water-tightly pressed against the upper surface, and the outer peripheral edge portion is fixed to the reinforcing member through the waterproof pan with a screw, and a bolt loosening prevention tool is screwed on the outer peripheral edge portion by a turning tool. A rotation locking part for tightening the turn is formed, and the bolt loosening prevention member has a cap screw part with a cap. A level adjusting device for a waterproof pan in a bathroom unit bath, characterized in that the cap is fitted in a watertight manner with respect to the bolt loosening prevention member by screwing a screwing portion of the cup. .