JP3764381B2 - Bathtub stand - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a bathtub base.
[0002]
[Prior art]
As shown in FIG. 13, the bathtub base (41) is composed of a base part (42) and a leg part (43), but at the lower end of the leg part (43), the bathtub base (41) does not slide. A suction cup (44) is installed. However, since the suction cup (44) is difficult to peel off when it sucks on the floor, conventionally, for example, one end of the suction cup (44) and the base (42) are connected with a chain (45) or the like, and the chain (45) is pulled. Thus, one end of the suction cup (44) is turned up, and air is easily put into the suction cup (44) to facilitate peeling.
[0003]
[Problems to be solved by the invention]
There is provided a bathtub base that can adjust the height by extending and contracting the legs of the bathtub base according to the body shape of the user. In such a bathtub stand, when the suction cup and the base are connected with a chain, if the chain is short, it will not be able to follow when the leg is extended, but if the chain is lengthened, the chain will be greatly slackened when the leg is contracted End up getting in the way.
[0004]
[Means for Solving the Problems]
The present invention comprises, as means for solving the above-mentioned conventional problems, a base part (2) and leg parts (3) attached to the four corners of the base part (2). The outer cylinder (12) and the inner cylinder (13) inserted in the outer cylinder (12) are configured to be expanded and contracted to adjust the height, and the leg (3) A suction cup (14) for fixing is attached to the lower end of the strap, and one end of a string or chain (29) is coupled to the end of the suction cup (14), and the other end of the string or chain (29) is A bathtub base (11A, 11B, 11C, 11D) that is engaged with any one of the plurality of engaging portions (11A, 11B, 11C, 11D) arranged on the base (2) corresponding to the degree of expansion and contraction of the leg (3). 1) is provided.
It is desirable that a plurality of the engaging portions (11A, 11B, 11C, 11D) are arranged on the bottom surface of the base portion (2) from the inside toward the outside.
[0005]
Furthermore, it comprises a base part (2) and leg parts (3) attached to the four corners of the base part (2), the leg part (3) comprising an outer cylinder (12) and the outer cylinder (12). It is possible to adjust the height by extending and contracting by being composed of an inner cylinder (13) inserted into the base, and a suction cup (14) for fixing is attached to the lower end of the leg (3). One end of a string or chain (29B) is coupled to the end of the suction cup (14), and the string or chain (29A) is further fed out from the base (2), and the suction cup (14) side The string or chain (29B) and the string or chain (29A) on the side of the base (2) are coupled via an engagement member (37) having a plurality of engagement parts (38A, 38B, 38C, 38D). The bathtub base (1) is provided.
[0006]
Further, the inner cylinder (13) of the leg portion (3) is slidably inserted into the outer cylinder (12), and the inner cylinder (13) has one or a plurality of insertion holes (15A, 15B, 15C, 15D) are vertically arranged, and correspondingly, a plurality or one pin hole (16) is vertically arranged in the outer cylinder (12), and the outer cylinder (12) and the inner cylinder (13 The height of the leg (3) is adjusted by inserting the pin (24) into the selected insertion hole (15) and the pin hole (16), and the pin (24) is a notched annular holder. (25) and a pin body (26) that is fed out from the inside of the holder (25).
[0007]
Further, the base part (2) comprises a box-shaped lower part (4) and a lid-type upper part (5), and a bolt hole (6) is provided at a predetermined position on the bottom of the box-shaped lower part (4). A nut cylinder (31) is suspended from the top surface of the upper part (5), and the upper part of the lid mold (5) is attached to the upper side of the lower part of the box mold (4), and the bottom of the lower part of the box mold (4) A bolt member (32) is inserted from the bolt hole (6), and the bolt (32) is screwed onto the nut cylinder (31) of the lid mold upper part (5), whereby the lid mold upper part (5) is It is preferable that it is detachably attached to the box-shaped lower part (4). Further, a clip hole (35) is provided on the upper surface of the base part (2), and a clip (36) suspended from the lower surface of the anti-slip sheet (33) is attached to the clip hole ( It is preferable that the anti-slip sheet (33) is detachably attached to the upper surface of the base part (2) by being attached to 35).
[0008]
[Action]
In the structure of claim 1, when the leg portion (3) is extended to raise the bathtub base (1), the other end of the string or chain (29) is correspondingly engaged with the engaging portion (11A, 11B, 11C, 11D). Engage with one of them. When the leg (3) is shortened to lower the bathtub stand (1), the other end of the string or chain (29) is correspondingly connected to the other one of the engaging parts (11A, 11B, 11C, 11D). Engage with one. In this way, even when the bathtub base (1) is raised, the string or chain (29) can follow, and when the bathtub base (1) is lowered, the string or chain (29) does not sag greatly.
In the structure of claim 3, the base part side chain (29A) or the string and the suction cup side chain (29B) or the string are coupled via the engaging member (37), but the leg part (3) is adapted to the expansion and contraction. Then, one of the engaging portions (38A, 38B, 38C, 38D) of the engaging member (37) is selected.
[0009]
DETAILED DESCRIPTION OF THE INVENTION
The present invention will be described with reference to an embodiment shown in FIGS.
The bathtub base (1) includes a base part (2) and leg parts (3) attached to the four corners of the base part (2).
As shown in FIG. 2, the pedestal (2) comprises a box-shaped lower part (4) and a lid-shaped upper part (5) deposited on the box-shaped lower part (4). Four bolt holes (6) are provided in the bottom of 4), and ribs (7) are passed to predetermined places. Further, as shown in FIG. 3, suction cup openers (8) for pulling chains (29, 29) described later are attached to both ends in the longitudinal direction of the bottom lower surface of the box-shaped lower part (4) so as to be slidable upward. The suction cup opener (8) is suspended in a hole in the bottom of the box-shaped lower part (4) as shown in FIG.
Guide holes (9, 10) are provided at both end portions and the inner surface of the lower surface of the guide box (8A) of the opener (8). Further, four hooks (11A, 11B, 11C, 11D) which are engaging portions are arranged along the longitudinal direction on the left and right of the bottom center portion of the box-shaped lower part (4).
[0010]
As shown in FIG. 6, the four legs (3) are composed of an outer cylinder (12) and an inner cylinder (13) inserted into the outer cylinder (12) from below, and the inner cylinder (13). A suction cup (14) is attached to the lower end of the. Further, the inner cylinder (13) is provided with four pin holes (15A, 15B, 15C, 15D) on the upper and lower sides. Further, guide grooves (17) are provided on the outer periphery of the inner cylinder (13) in the vertical direction.
A single pin hole (16) is provided at the lower end of the outer cylinder (12), a screw groove (18) is provided at the lower side, and a plurality of slits (19) are provided from the lower end. In addition, a guide ridge (12A) is provided on the inner periphery of the outer cylinder (12) on the upper and lower sides.
[0011]
As shown in FIG. 7, an outer cylindrical body (20) is erected on the upper side of the suction cup (14), and a boss (22) having a plurality of friction ribs (21) on the outer periphery is provided on the inner side thereof. It is erected. On the other hand, a support (23) is stretched at the lower end of the inner cylinder (13), and a suction cup mounting cylinder (23A) is passed from the support (23) to the lower side.
The boss (22) of the suction cup (14) is fitted into the mounting cylinder (23A) of the inner cylinder (13). In this way, the suction cup (14) is attached to the lower end of the inner cylinder (13) and is fixed by the frictional force of the friction rib (21) of the boss (22). The inner cylinder (13) is an insertion hole inserted into the outer cylinder (12) with the guide groove (17) of the inner cylinder (13) along the guide protrusion (12A) of the outer cylinder (12). Select one of the pin holes (15A, 15B, 15C, 15D) (for example, pin hole (15B)) and align the pin hole (15B) with the pin hole (16) of the outer cylinder (12), as shown in FIG. Insert pin (24) as shown. The pin (24) comprises a notched annular holder (25) and a pin body (26) that is fed out from the inside of the holder (25), and the pin body (26) is inserted into the pin holes (15B, 16). The pin (24) is fixed to the outer cylinder (12) by inserting and fitting the holder (25) into the outer cylinder (12) through the notch (25A). A tightening ring (27) is screwed into the lower end thread groove (18) of the outer tube (12), and the inner tube (13) and the outer tube (13) are tightened by tightening the tightening ring (27). Eliminates rattling with the tube (12). A screw thread (28) is formed at the inner peripheral lower end of the tightening ring (27), and the screw ring (28) is screwed into the thread groove (18) of the outer cylinder (12) to tighten the tightening ring. (27) is screwed into the lower end thread groove (18) of the outer cylinder (12).
[0012]
One end of a chain (29) is coupled to the inner end of each suction cup (14). As shown in FIGS. 3 and 5, the chain (29) penetrates the guide hole (9, 10) of the suction cup opener (8). Guided. The other ends of the chain (29) of the pair of suction cups (14) on the left and right are connected by an engagement ring (30) as shown in FIG.
When the pin hole (15A) of the inner cylinder (13) is selected (the leg (3) is in the maximum extended state), the engagement ring (30) of the chain (29) is hooked to the box-shaped lower part (4). When the pin hole (15B) is selected, the engagement ring (30) is engaged with the hook (11B), and when the pin hole (15C) is selected, the engagement ring (30) Is engaged with the hook (11C), and when the pin hole (15D) is selected (the most contracted state), the engagement ring (30) is engaged with the hook (11D). 3 and 5 show a state in which the pin hole (15B) is selected and the engagement ring (30) is engaged with the hook (11B). In this way, the height of the leg (3) can be adjusted in four stages, and in each stage, the chain (29) is adjusted so as not to be too loose or too tight.
[0013]
As described above, the pedestal (2) consists of a box-shaped lower part (4) and a lid-shaped upper part (5). Four nut cylinders (31) are fed out from the top surface of the lid-shaped upper part (5). As shown in FIG. 2, the upper part (5) of the lid is attached onto the lower part (4) of the box, and the bolt member (32) is inserted from each bolt hole (6) of the lower part (4) of the box. The lid mold upper part (5) is detachably attached to the box mold lower part (4) by being inserted and screwed into the nut cylinders (31) of the lid mold upper part (5).
[0014]
Further, as shown in FIG. 10, a concave portion (34) for attaching a non-slip sheet (33) is provided on the upper surface of the lid mold upper portion (5), and eight clips are provided on the bottom surface of the concave portion (34). A hole (35) is provided. On the other hand, eight clips (36) are provided on the lower surface of the non-slip sheet (33), and the slip (36) is inserted into the clip hole (35) of the lid-type upper part (5), thereby preventing the slip. The stop sheet (33) is detachably attached to the upper surface of the lid mold upper part (5).
[0015]
In the state where the bathtub stand (1) is placed on the floor F, when the suction cup opener (8) is pushed up in the direction of the arrow (upward) by hand as shown in FIG. The ends of the suction cups (14, 14) are turned up, and air enters the suction cup (14) so that the suction cup (14) is easily peeled off from the floor F. Therefore, the position of the hooks (11A, 11B, 11C, 11D) of the base part (2) is such that the chain (29) is pulled up by the suction cup opener (8) at the degree of expansion / contraction of the corresponding leg part (3). It is set to a tensioned position.
[0016]
FIG. 12 shows another embodiment of the present invention. In this embodiment, the base side chain (29A) is sent out from the suction cup opener (8), the suction side chain (29B) is sent out from the suction cup (14), and the engaging member attached to the base side chain (29A) ( 37) Engage the tip of the suction cup side chain (29B). That is, the engagement member (37) is provided with four engagement holes (38A, 38B, 38C, 38D) as the engagement portions, and the engagement holes (38A, 38B, 38C, 38D) are arranged in accordance with the expansion / contraction state of the leg (3). Select one and engage the tip hook (39) of the suction cup side chain (29B).
[0017]
Other than the above embodiment, the plurality of engaging portions may be arranged in a row, for example, in a staggered manner. The engaging portion may be disposed on a side surface other than the bottom surface of the base portion.
[0018]
The bathtub base of the present invention is made of, for example, a synthetic resin, and the sucker (14) and the non-slip sheet (33) are made of rubber or elastomer.
[0019]
【The invention's effect】
In the present invention, the string or chain for pulling the suction cup can be kept in an appropriate tension state in accordance with the degree of expansion / contraction of the leg, that is, the height of the bathtub base.
[Brief description of the drawings]
1 to 11 show an embodiment of the present invention.
[Fig. 1] Upper perspective view [Fig. 2] Base part exploded perspective view [Fig. 3] Lower side perspective view [Fig. 4] Suction cup opener installation explanatory diagram [Fig. 5] Back view [Fig. 6] Leg part exploded perspective view [Fig. 7] Lower leg cutaway illustration [Fig. 8] Partial cross-sectional view of the outer cylinder and the inner cylinder pinned. [Fig. 9] Chain engagement ring diagram. [Fig. 11] Front view of sucker opener being pushed up [FIG. 12] Explanatory drawing of another embodiment [FIG. 13] Explanatory drawing of conventional example [Explanation of symbols]
1 Bathtub
2 parts
3 legs
4 Lower box
5 Top lid type
6 Bolt hole
11A, 11B, 11C, 11D Hook (engagement part)
12 outer cylinder
13 inner cylinder
14 Suction cup
15 Engagement part
15A, 15B, 15C, 15D Pin hole (insertion hole)
16 pin hole
24 pin
25 holder
26 pin body
29,29A, 29B chain
31 Nut cylinder
32 Bolt member
33 Non-slip sheet
35 Clip hole
36 clips
37 Engagement member
38A, 38B, 38C, 38D Engagement hole (engagement part)

Claims (6)

It comprises a base part and leg parts attached to the four corners of the base part, and the leg part is composed of an outer cylinder and an inner cylinder inserted into the outer cylinder, thereby expanding and contracting. A suction cup for fixing is attached to the lower end of the leg, and one end of a string or chain is coupled to the end of the sucker, and the other end of the string or chain is connected to the leg. The bathtub base is engaged with any one of a plurality of engaging portions arranged on the base portion in accordance with the degree of expansion and contraction of the portion. The bathtub base according to claim 1, wherein a plurality of the engaging portions are arranged on the bottom surface of the base portion from the inside toward the outside. It comprises a base part and leg parts attached to the four corners of the base part, and the leg part is composed of an outer cylinder and an inner cylinder inserted into the outer cylinder, thereby expanding and contracting. A suction cup for fixing is attached to the lower end of the leg part, one end of a string or chain is coupled to the end part of the sucker, and the string or chain is also attached to the base part. The bathtub stand, wherein the sucker side string or chain and the base side string or chain are coupled via an engaging member having a plurality of engaging portions. The inner cylinder of the leg portion is slidably inserted in the outer cylinder, and one or more insertion holes are vertically arranged in the inner cylinder, and a plurality or one in the outer cylinder is correspondingly provided. Of the outer cylinder and the inner cylinder, and the height of the leg is adjusted by inserting a pin into the selected insertion hole and pin hole of the outer cylinder and the inner cylinder. The bathtub stand according to claim 1, comprising a holder and a pin body that is fed out from the inside of the holder. The pedestal is composed of a box-shaped lower part and a lid-shaped upper part, a bolt hole is provided at a predetermined position on the bottom of the box-shaped lower part, and a nut cylinder is suspended from the top surface of the lid-shaped upper part. The upper part of the lid mold is attached to the upper side of the lower part, a bolt member is inserted from the bottom bolt hole of the lower part of the box mold, and the bolt is screwed to the nut cylinder of the upper part of the lid mold. The bathtub stand of Claims 1-4 attached to this box type lower part so that attachment or detachment is possible. A clip hole is provided on the upper surface of the base part, and a clip suspended from the lower surface of the anti-slip sheet is inserted into the clip hole on the upper surface of the base part to attach and detach the anti-slip sheet to the upper surface of the base part. The bathtub stand according to claim 1, which is attached to be possible.

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