JP3562340B2 - Bathroom unit entrance / exit structure - Google Patents

Description

[0001]
TECHNICAL FIELD OF THE INVENTION
The present invention relates to a structure of an entrance portion of a bathroom unit, and more particularly to a structure for preventing water in a bathroom from leaking from an entrance.
[0002]
[Prior art]
In recent years, it has been performed that the upper surface of the lower frame of the door frame and the upper surface of the waterproof floor pan of the bathroom are almost flush with each other so as not to trip over when entering or leaving the bathroom. It has become. In this case, a water stop member long in the longitudinal direction of the lower frame was attached to the lower frame of the door frame so that the water stop member was vertically movable, and when the door attached to the door frame was closed, the water stop member was raised and the door was opened. When the water stop member is folded over the lower frame, when the door is closed, water in the bathroom does not come out of the bathroom from the doorway and when the door is opened, the water stop member does not hinder traffic. I have to. In addition, a drain groove is provided in the lower frame in the bathroom, and the upper surface of the drain groove is covered with a plate to prevent water in the bathroom from flowing out of the bathroom.
[0003]
[Problems to be solved by the invention]
However, when the drainage groove is provided as described above and the opening on the upper surface of the drainage groove is covered with a perforated plate, there is a problem that the opening at the longitudinal end of the perforated plate does not work well. In particular, when the end of the opening corresponds to the vertical frame of the door frame, it cannot be covered with a hole as in the case of the lower frame, and there has been a problem that the end of the opening has poor working.
[0004]
The present invention has been made in view of the above points, and an object of the present invention is to provide a structure of an entrance / exit portion of a bathroom unit that can cleanly end an opening of a drain gutter.
[0005]
[Means for Solving the Problems]
In order to solve the above-mentioned problem, a structure of an entrance portion of a bathroom unit according to claim 1 of the present invention is provided with a cutout 2 provided in a waterproof floor pan 1 at a portion corresponding to the entrance so as to extend in a width direction of the entrance. A drain gutter 3 for receiving drainage is mounted below the notch 2 over the entire length, and a door frame 4 having a lower frame 4b provided between the lower portions of the vertical frames 4a on both sides is disposed above the drain gutter 3 and the door frame. 4 is attached to the drain gutter 3 such that the upper surface of the lower frame 4b is substantially flush with the floor surface of the waterproof floor pan 1, and the end of the drain gutter 3 is attached to the longitudinal end of the drain gutter 3. End caps 16 and 17 for closing the part are integrally mounted , and an opening 5 communicating with the inside of the drain gutter 3 is provided between the two edges of the notch and the edge of the lower frame 4b on the side of the bathroom. A drain plate 6 is disposed over substantially the entire length of the lower frame 4b so as to cover the opening 5, and a lower frame of the drain plate 6 is provided. The edge on the b side is received by the lower frame 4b, and the edge of the drainage dish 6 on the bathroom side is placed on two notches and received, and the drainage dish is placed at a position corresponding to the vertical frame 4a on both sides of the door frame 4. The decorative caps 7 and 8 covering this part are fitted in the ends of the opening 5 not covered with 6 so as to be movable in the horizontal direction, and the edges of the decorative caps 7 and 8 are fixed in close contact with the vertical frame 4a. It is characterized by comprising. By fitting and fixing the decorative caps 7 and 8 to the ends of the openings 5 on the upper surface of the drain gutter 3 at positions corresponding to the vertical frames 4a, the appearance can be improved. At this time, after the decorative caps 7, 8 are fitted, the position of the decorative caps 7, 8 is adjusted in the horizontal direction so that the edges of the decorative caps 7, 8 abut on the vertical frame 4a, and can be fixed in this state, and the door frame 4 is attached. Even if there is a construction error in the position, the decorative caps 7 and 8 can finish the appearance well.
[0006]
The structure of the entrance / exit portion of the bathroom unit according to the second aspect of the present invention is the same as the first aspect, except that the lower frame 4b and the vertical frame 4a of the door frame 4, the drain gutter 3 and the wall panel 9 erected on the waterproof floor pan 1 are provided. Is sealed with a packing 10 loaded in the back and a sealing material 12 such as a silicone sealing material filled in the filling groove 11 on the inner side of the bathroom from the packing 10. Sealing can be performed between the packing 10 and the sealing material 12 so that waterproofing can be reliably performed.
[0007]
Further, in the structure of the entrance / exit portion of the bathroom unit according to claim 3 of the present invention, in claim 2, a surface-covering sealing material 13 such as a silicon sealing material is further provided so as to cover the surface of the sealing material 12 filled in the filling groove 11. It is covered and triple-sealed. Sealing can be performed with the packing 10, the sealing material 12, and the surface covering sealing material 13, so that waterproofing can be performed more reliably.
[0008]
BEST MODE FOR CARRYING OUT THE INVENTION
A waterproof floor pan 1 is laid all over the bottom of the bathroom, and a rising edge 14 is provided around substantially the entire circumference of the waterproof floor pan 1. A mounting step 15 is provided over the entire circumference, and the lower end of the wall panel 9 erected around the waterproof floor pan 1 is mounted on the mounting step 15. A cutout 2 is provided in a portion of the periphery of the waterproof floor pan 1 where an entrance is provided so as to extend in the width direction of the entrance so as to be L-shaped when viewed from a plane.
[0009]
A drain gutter 3 having a substantially U-shaped cross section is arranged below the portion provided with the notch 2 so as to cover the entire length of the notch 2, and the drain gutter 3 is attached to the waterproof floor pan 1. The drainage gutter 3 attached as a separate member from the waterproof floor pan 1 in this way has a sufficient depth, and even if it is provided only in a portion extending in the width direction of the entrance and exit, it has a sufficient volume. The drainage can be absorbed to stop the drainage. End caps 16 and 17 for closing the end of the drain gutter 3 are integrally attached to the end of the drain gutter 3 in the longitudinal direction, and each end cap 16 and 17 protrudes downward respectively. The drain port 18 is hung down. The upper end of the water stop plate 16 a on the end face of the end cap 16 is in contact with the lower surface side of the notch 2 edge of the waterproof floor pan 1 so as to reach the mounting step 15. The upper end of the water stop plate 17a of the end cap 17 is raised in the same manner as the rising edge 14 of the waterproof floor pan 1, and the lower end of the wall panel 9 is attached to the mounting step 15 provided at the upper end of the water stop plate 17a. It can be put on and supported. A partition plate 19 is integrally provided at a middle height position in the end caps 16 and 17, and a rectangular loose fitting hole 20 is formed in the partition plate 19.
[0010]
One side wall 3a of the drain gutter 3 is arranged along the back rib 21 of the waterproof floor pan 1, and a fixing tool 22 such as a screw is driven into the back rib 21 from above the side wall 3a to make the upper part of the side wall 3a waterproof floor. It is fixed to the bread 1. A mounting piece 23 projects from the lower part of the side wall 3a of the drain gutter 3 to the side, and a fixing tool 22 such as a screw is driven into the back rib 21 from the mounting piece 23 to fix the lower part of the side wall 3a. . A receiving portion 24 is provided at the upper end of the other side wall 3b of the drain gutter 3 so as to project laterally so as to extend in the longitudinal direction.
[0011]
The door frame 4 is formed in a rectangular frame shape by a vertical frame 4a on both sides, an upper frame provided between upper ends of the vertical frames 4a on both sides, and a lower frame 4b provided between lower ends of the vertical frames 4a on both sides. The door frame 4 is arranged and attached above the drain gutter 3. When the door frame 4 is mounted, the lower surface of the lower frame 4b is placed on the receiving portion 24, and the vertical frame 4a is connected to the side end of the wall panel 9. One vertical frame 4a located at the corner of the waterproof floor pan 1 has a door fixing angle 25 interposed between the vertical frame 4a and the end of the wall panel 9, and the vertical frame 4a extends from the door fixing angle 25 to the vertical frame 4a, respectively. A fixing tool 22 such as a screw is driven into the wall panel 9 and fixed. The other vertical frame 4a is fixed by driving a fastener 22 such as a screw into the wall panel 9 from the vertical frame 4a.
[0012]
The lower surface of the lower frame 4b of the door frame 4 is placed on the receiving portion 24 of the drain gutter 3, and a packing 10 having a sealing property such as soft tape is interposed in the back portion between the lower portions. A sealing material 12 such as a silicon sealing material is filled in a filling groove 11 formed by providing a step portion 11a on the bath room side from a portion where the silicon sealing material 10 is interposed. A surface covering sealing material 13 such as a material is coated. The packing 10, the sealing material 12 filled in the filling groove 11 in this way, and the surface covering sealing material 13 are triple-sealed. Also, between the outer surface of the vertical frame 4a and the water blocking plates 16a and 17a, between the vertical frame 4a and the wall panel 9, between the upper end of the side wall 3a of the drain gutter 3 and the lower surface of the notch 2 edge of the waterproof floor pan 1. It is desirable that the sealing is performed three times by the packing 10, the sealing material 12, and the surface covering sealing material 13 as described above.
[0013]
The door frame 4 is attached as described above. By attaching the door frame 4, an opening communicating with the inside of the drain gutter 3 at a portion of the lower frame 4 b of the door frame 4 surrounded by the notch 2 and the edge on the bathroom side. 5 is formed, and the opening 5 extends over the entire length of the door frame 4 in the width direction. A receiving portion 26 composed of an upper support piece 26a and a lower support piece 26b is provided on the edge of the lower frame 4b on the opening 5 side over the entire length of the lower frame 4b in the longitudinal direction. The drainage pan 6 covering the opening 5 is a long and narrow rectangular plate, in which a ridge is provided so as to extend in the longitudinal direction, and a large number of small holes are formed. The width of the drainage plate 6 is slightly wider than the width of the opening 5 and the length is the same as the length of the lower frame 4b. In the case of this example, a hair catcher 27 having a substantially L-shaped cross section, which is composed of a horizontal piece 27a and a vertical piece 27b, is integrally mounted on the back side of the drainage dish 6. The hair catcher 27 has a comb blade shape and extends over the entire length of the lower frame 4b in the longitudinal direction. When the hair catcher 27 is attached to the back surface of the drainage dish 6, the drainage dish 6 is attached to be rotatable up and down, and the hair catcher 27 is fitted into a fitting recess 28 provided on the lower surface side of the drainage dish 6. The fitting shaft 29 at the upper end of the vertical piece 27b of the catcher 27 is rotatably fitted. The hair catcher 27 is rotatable up and down, but a projection-like stopper 30 provided on the fitting shaft portion 29 is engaged with the drainage dish 6 so that the horizontal piece 27a does not rotate below the horizontal state. It has a structure to gain. The drainage dish 6 is attached so as to cover the opening 5 together with the hair catcher 27, and the one edge of the drainage dish 6 is formed between the upper support piece 26 a and the lower support piece 26 b of the receiving part 26. The other end of the drainage plate 6 is placed on the two notches. At this time, the locking portion 31 of the drainage dish 6 is inserted into the opening 5 to restrict the movement of the drainage dish 6 in the width direction. When the drainage plate 6 is attached, even if the hair catcher 27 is integrally attached to the drainage plate 6, since the tip of the horizontal piece 27 a rotates so as to approach the drainage plate 6, as shown by an arrow a in FIG. 2. The drainage dish 6 can be easily attached to the stool.
[0014]
As described above, the drainage dish 6 is attached over the entire length of the lower frame 4b in the longitudinal direction, but both ends of the portion of the opening 5 corresponding to the vertical frame 4a are closed by decorative caps 7 and 8 as follows. Is The decorative cap 7 is a corner drainage decorative cap, and has a substantially L-shaped surface plate portion 7a on the upper surface, a block portion 7b integrally provided below the surface plate portion 7a, and a projection 7c provided at a lower end of the block portion 7b. It is composed of In this decorative cap 7, the block 7b is inserted into the opening 5 as shown by the arrow b in FIG. 9A, the lower end of the block 7b is placed on the partition plate 19, and the projection 7c is loosened of the partition plate 19. It is loosely fitted into the fitting hole 20, and is arranged so that the edge of the surface plate portion 7a is placed on the two notches. At this time, the block 7b is adhered and fixed by an adhesive 32 such as a silicone sealing material applied to the inner surface of the opening 5 facing the outer surface of the block 7b. The decorative cap 8 is a flat drain decorative cap, and includes a flat surface plate portion 8a on the upper surface, a block portion 8b integrally provided below the surface plate portion 8a, and a projection 8c provided at a lower end of the block portion 8b. It is composed of In this decorative cap 8, the block 8b is inserted into the opening 5 as shown by an arrow c in FIG. 9B, the lower end of the block 8b is placed on the partition plate 19, and the projection 8c is loosened. It is loosely fitted in the fitting hole 20, and is arranged so that the edge of the surface plate portion 8a is mounted on two notches. At this time, the block 7b is adhered and fixed by an adhesive 32 such as a silicone sealing material applied to the inner surface of the opening 5 facing the outer surface of the block 8b. The decorative caps 7 and 8 are attached as described above, but since the projections 7c and 8c are loosely fitted in the loose fitting holes 20, the decorative caps 7 and 8 can be moved back and forth and right and left as shown by arrows d and e in FIG. The position can be adjusted, and the edges of the decorative caps 7, 8 can be brought into contact with the vertical frame 4a to finish the appearance. For this reason, even if there is a construction error in the position where the door frame 4 is attached, the decorative caps 7 and 8 can provide a good appearance.
[0015]
A slide groove 33 is provided in a portion of the upper surface of the lower frame 4b of the door frame 4 on the inner side of the bathroom so as to extend in the longitudinal direction of the lower frame 4b. A slide shaft 35 is slidably mounted in the slide groove 33. A recess 37 is provided outside the bathroom from the slide groove 33 of the lower frame 4b so as to extend in the longitudinal direction of the lower frame 4b, and a plate-like water capable of covering the upper surface of the recess 37 is formed in the recess 37. A stop member 38 is provided, and the water stop member 38 is mounted on the lower frame 4b so as to be able to be turned upside down. That is, the pivot shaft 39 is provided at the edge of the lower frame 4b in the recess 37 outside the bathroom so as to extend in the longitudinal direction, and is provided at the edge of the water stopping member 38 in the longitudinal direction. The pivot 40 is rotatably mounted on the pivot shaft 39. The water stop member 38 is horizontal when it is tilted, closes the upper opening of the recess 37, and faces obliquely upward when raised. The inner peripheral side of the vertical frame 4a is provided with a door stop edge 41 to which an edge is applied when the double-folded door 34 is closed. A water stop plate 42 is mounted on the lower frame 4b outside the bathroom from the door stop edge 41 so that the water stop member 38 comes into contact with the lower surface of the water stop plate 42 when the water stop member 38 is erected. It has become. A space 43 is provided on the bathroom side of the recess 37 of the lower frame 4b. The recess 37 and the space 42 communicate with each other through a communication hole 44, and the space 43 communicates with the drain gutter 3 through a communication hole 45. Communicates within.
[0016]
The water stopping member 38 is driven by a driving unit A described later so as to be turned up and down. When the folding door 34 is closed, the water stopping member 38 rises, and when the folding door 34 is opened, the water stopping member is closed. The member 38 falls down. When the two-folded door 34 is closed to take a bath, the drainage on the waterproof floor pan 1 is drained from the drainage dish 6 to the drainage gutter 3 via the hair catcher 27. At this time, the drainage going further to the entrance side beyond the drainage plate 6 is received by the standing water stopper 38, and the water stopper 38 does not go further outside the bathroom. The water received by the water stop member 38 enters the recess 37 as shown by the arrow f in FIG. 2, passes through the space 43 through the communication hole 44, and enters the drain gutter 3 through the communication hole 45 and the hair catcher 27. Drained. In the case of this example, a drain hole composed of small holes is provided in the drain hole 6 so that water can be drained from the drain hole 6 into the drain gutter 3. However, the drain hole 6 is not necessarily provided with a drain hole. It is not necessary.
[0017]
The drive unit A mounted so as to be housed in the recess 37 of the lower frame 4b is formed as shown in FIGS. 10 to 14, and includes a casing 51, an arm 52, a trigger 53, a drive spring 54, and a return It is composed of a spring 55 and the like. The casing 51 is provided with a trigger opening 56 and a pair of arm storage openings 57, and sliding guide grooves 58 are provided on both side surfaces of the casing 51. The sliding guide groove 58 includes a horizontal guide groove 58a and an inclined guide groove 58b. A guide rail 59 is provided below the arm storage opening 57 of the casing 51. The arms 52 are paired, and the bases of the arms 52 are integrally connected by a connecting portion 60. The two arms 52 are slidably inserted into the arm storage openings 57 of the casing 51 and mounted on the guide rail portions 59, and slide pins 61, 62 projecting from the side surfaces of the arms 52 are inserted into the slide guide grooves 58. Is slidably mounted on. The sliding pin 61 slides along the horizontal guide groove 58a, and the sliding pin 62 slides along the inclined guide groove 58b. The trigger 53 is formed by integrally providing a base portion 53b and a semi-cylindrical operating portion 53a. The trigger 53 is slidably mounted in a trigger opening 56. A spring housing recess 63 is provided on the base side of the arm 52, and a driving spring 54 such as a coil spring is inserted into the spring housing recess 63, and projects from the base end of the arm 52 of the driving spring 54. The end is in contact with the base 53b of the trigger 53. In a state where the driving spring 54 is mounted, the force of the driving spring 54 is not acting, and the arm 52 is horizontally tilted. A return spring 55 such as a coil spring is interposed between the connecting portion 60 of the arm 52 and the casing 51, and the arm 52 slides toward the trigger 53 and falls down. The return spring 55 and the drive spring 54 have a smaller spring constant than the drive spring 54. Pin embedding holes 64 are formed at the ends of the pair of arms 52 in a direction orthogonal to the sliding direction of the arms 52, and a connecting pin 65 such as a spring pin having a corrugated groove is inserted into the pin embedding hole 64. The connecting pin 65 is attached to one of the arms 52 by being inserted, and the connecting pin 65 is projected from the arm 52 so as to be parallel to the longitudinal direction of the lower frame 4b. A locking hook 67 is mounted on the lower surface of the end of the water stopping member 38, and a connecting pin 65 is locked to the locking hook 67. The operating portion 53a of the trigger 53 has a semi-cylindrical shape, and is covered with a bottomed semi-cylindrical cap 66 for closing the upper surface so as to cover the operating portion 53a. A flange 66a projecting horizontally outward is provided at the lower portion of the cap 66. The flange 66a covers the trigger opening 56.
[0018]
When the folding door 34 is opened, the trigger 53 is not pressed, and the water stopper 38 is in a state of falling by its own weight. At this time, the arm 52 does not protrude as shown in FIG. 13A or FIG. In the state where the folding door 34 is opened, the water stopping member 38 is horizontally lying down, so that the foot does not get caught on the water stopping member 38 when passing. When the half-folded door 34 is closed from this state, the trigger 53 is pressed by the half-folded door 34 as shown by an arrow h in FIG. When the trigger 53 is pressed, the arm 52 is pressed via the drive spring 54, and the arm 52 slides against the return spring 55. When the arm 52 slides, as described above, the tip of the arm 52 slides toward the pivot 40 so that the tip of the arm 52 rises obliquely upward. As a result, the force acting in the direction of arrow i in FIG. 13B from the tip of the arm 52 pushes the vicinity of the pivot 40 of the water stop member 38, and the water stop member 38 rotates, and the water stop member 38 stands up. I do. When the water stop member 38 rises, the upper surfaces of both ends of the water stop member 38 abut against the lower surface of the water stop plate 42, and it is possible to reliably prevent water from leaking from the bathroom interior. When the trigger 53 is pressed as described above, the arm 52 is pressed via the driving spring 54, and the arm 52 slides against the return spring 55. When the arm 52 slides, the sliding pin 61 Slides along the horizontal guide groove 58a, and the sliding pin 62 slides along the inclined guide groove 58b. As shown in FIG. 13B and FIG. It slides up. Even when the water stop member 38 is stepped on with the water stop member 38 upright as described above, the arm 52 slides against the driving spring 54 and falls down, and the water stop member 38 falls down horizontally to stop the water stop member. 38 is not damaged. At this time, a force is applied to the trigger 53 via the driving spring 54 as shown by an arrow j in FIG. When the water stop member 38 is raised, the arm 52 is pushed by the trigger 53 via the driving spring 54 and the tip of the arm 52 rises obliquely upward, so that the water stop member 38 is raised. Can be stably stood up over a long period of time, and the water stop member 38 can be stood up even if the sliding stroke of the trigger 53 is small. At this time, the distal end of the arm 52 pushes the vicinity of the pivot 40 of the water stop member 38 so that the sliding stroke of the trigger 53 can be further reduced. When the folding door 34 is opened, the folding door 34 is separated from the trigger 53, the pressing of the trigger 53 is released, and the arm 52 and the trigger 53 are slid by the return spring 55 in the opposite direction. The arm 52 falls and the water stopper 38 falls. At this time, the force of the return spring 55 is applied to the arm 52, and the force of the arrow k in FIG. 13C acts on the connecting pin 65, and the connecting pin 65 and the locking hook are locked. The stopper member 38 is pulled downward by the force of the return spring 55 and falls down.
[0019]
【The invention's effect】
According to the first aspect of the present invention, as described above, the decorative cap is fitted and fixed at the end of the drain gutter at the position corresponding to the vertical frame of the opening on the upper surface of the drainage gutter, so that the appearance can be finished well. In addition, after the makeup cap is inserted, the position of the makeup cap is adjusted in the horizontal direction and the edge of the makeup cap abuts on the vertical frame, and it can be fixed in this state. It can be finished with a cap with good appearance.
[0020]
According to a second aspect of the present invention, in the first aspect, the joint between the lower frame or the vertical frame of the door frame and the wall panel erected on the drain gutter or the waterproof floor pan is provided with the packing loaded in the inner part. And a sealing material, such as a silicone sealing material, which fills the filling groove on the side of the bathroom from the packing, so that the joint can be sealed with the packing and the sealing material, so that the waterproofing can be ensured.
[0021]
According to a third aspect of the present invention, in the second aspect, a surface covering sealing material such as a silicon sealing material is further coated so as to cover the surface of the sealing material filled in the filling groove and is triple-sealed. Therefore, it is possible to seal with the packing, the sealing material, and the surface covering sealing material, and to more reliably waterproof.
[Brief description of the drawings]
FIG. 1 is a partially cutaway perspective view in which a part of an embodiment of the present invention is exploded.
FIG. 2 is a cross-sectional view taken along line XX of the assembled state of FIG.
FIG. 3 is an enlarged sectional view of a portion where a hair catcher is attached to the drainage plate of the above.
FIG. 4 is a perspective view for explaining attachment of the door frame.
FIG. 5 is a perspective view of a part of one end cap of the drain gutter.
FIG. 6 is a perspective view showing a part of the other end cap of the drain gutter according to the embodiment.
FIG. 7 is a perspective view showing a part for sealing a joint part of the above.
FIG. 8 is an enlarged cross-sectional view of a main part in a state where the joint is sealed.
9A and 9B show a state in which the decorative cap is attached, in which FIG. 9A is a perspective view of one side and FIG. 9B is a perspective view of the other side.
FIG. 10 is an exploded perspective view of the same drive unit.
11A and 11B show the same drive unit, wherein FIG. 11A is a plan view, FIG. 11B is a front view, and FIG. 11C is a side view.
12A is a sectional view taken along line YY of FIG. 11A, and FIG. 12B is a sectional view taken along line ZZ of FIG. 11A.
FIGS. 13 (a), (b), (c) and (d) are perspective views illustrating the operation of the above drive unit.
FIGS. 14A and 14B are side views illustrating the operation of the above drive unit.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 Waterproof floor pan 2 Notch 3 Drain gutter 4 Door frame 4a Vertical frame 4b Lower frame 5 Opening 6 Drain plate 7 Decorative cap 8 Decorative cap 9 Wall panel 10 Packing 11 Filling groove 12 Sealing material 13 Surface covering sealing material

Claims (3)

A notch is provided in the waterproof floor pan at a portion corresponding to the doorway so as to extend in the width direction of the doorway, and a drainage gutter for receiving drainage is attached below the notch over the entire length, and a longitudinal end of the drainage gutter is provided. An end cap for closing the end of the drain gutter is integrally attached to the part, and a door frame having a lower frame between the lower portions of the vertical frames on both sides is arranged above the drain gutter and the lower frame of the door frame. Is attached to the drain gutter so that the upper surface of the lower frame is substantially flush with the floor surface of the waterproof floor pan, and an opening communicating with the inside of the drain gutter is provided between the cutout edge and the edge of the lower frame on the bathroom side. A drain plate is disposed over substantially the entire length of the lower frame so as to cover the opening, the lower frame side edge of the drain plate is received by the lower frame, and the drain plate is located inside the bathroom. The edge of the opening that is not covered with the drainage plate at a position corresponding to the vertical frame on both sides of the door frame, with the edge placed on the notch edge and received. Structure of entrance portion of the bathroom units, characterized by comprising an edge of the decorative cap and fixed in close contact to the vertical frame with fitted movably cosmetic cap covering the portion in the horizontal direction. The joint between the lower frame or vertical frame of the door frame and the wall panel installed on the drain gutter or waterproof floor pan is made of packing loaded in the back and silicone sealing material filled into the filling groove on the bathroom side from the packing. The structure of the entrance and exit of the bathroom unit according to claim 1, wherein the bathroom unit is sealed with a sealing material. 3. The entrance / exit portion of a bathroom unit according to claim 2, wherein a surface covering sealing material such as a silicone sealing material is further coated and triple-sealed so as to cover the surface of the sealing material filled in the filling groove. Construction.

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