JP4507963B2 - Mirror mounting structure of mirror cabinet - Google Patents

Description

  The present invention relates to a mirror door mounting structure for a mirror cabinet in which a mirror door is attached to a cabinet body via a hinge.

  A general mirror cabinet includes a cabinet body and a mirror door that closes the front opening of the storage section formed in the cabinet body so that it can be opened and closed. The mirror door is rotated around the vertical axis on the cabinet body via a hinge. It is attached movably (for example, patent document 1).

  FIG. 8 shows an example of the hinge. The hinge 35 in FIG. 8 connects a lower hinge horizontal piece 36 and an upper hinge horizontal piece 38 positioned above the lower hinge horizontal piece 36 via a washer 37 so as to be rotatable by a vertical axis pin 39. Configured. The vertical axis pin 39 penetrates the upper hinge horizontal piece 38, the washer 37, and the lower hinge horizontal piece 36, and the vertical pin 39 is compressed vertically and caulked, thereby lowering the lower hinge horizontal piece 36 and the upper hinge horizontal piece. The pieces 38 are rotatably connected. Here, the lower portion of the vertical axis pin 39 is fixed to the lower hinge horizontal piece 36 by the above-described caulking, and the upper portion of the vertical axis pin 39 is rotatably inserted into the upper hinge horizontal piece 38, whereby the upper hinge The horizontal piece 38 is rotatable about the vertical axis with respect to the lower hinge horizontal piece 36.

  The lower end and the upper end of the end of the mirror door 8 on the rotation fulcrum side are pivotally attached to the cabinet body 5 by the hinge 35. Here, the lower end of the side end of the mirror door 8 is When attaching to the cabinet body 5, as shown in FIG. 9, the rear surface of the fixed piece 41 standing at the rear end of the lower hinge horizontal piece 36 is brought into contact with the cabinet body (not shown), and the fixed piece 41 is screwed. The mirror door 8 is fixed to the cabinet body using a fixing tool (not shown) such as a tool, and at the same time, the upper surface of the upper hinge lateral piece 38 is brought into contact with the lower end surface of the synthetic resin frame 9 of the mirror door 8. Is fixed to the lower end portion of the frame body 9 of the mirror door 8 by using a fixing tool 42 such as a screw. In order to attach the upper end portion of the side end portion of the mirror door 8 to the cabinet body, the lower hinge horizontal piece 36 is arranged on the upper side and the upper hinge horizontal piece 38 is arranged on the lower side, and the hinge 35 is arranged on the lower end portion of the mirror door 8. The fixing piece 41 of the lower hinge horizontal piece 36 is fixed to the cabinet main body by the fixing tool 42, and at the same time the upper hinge horizontal piece 38 is fixed to the frame body 9 of the mirror door 8 by the fixing tool 42. It adheres to the top surface of the.

  By the way, the lower part of the vertical axis pin 39 in the hinge 35 attached to the lower end of the side end of the mirror door 8 is only fixed to the lower hinge horizontal piece 36 by caulking. When placed only on the vertical axis pin 39, the caulking with respect to the lower hinge horizontal piece 36 of the vertical axis pin 39 is not able to withstand the load of the mirror door 8 and is loosened. The horizontal piece 14 is not supported. Therefore, in this case, the load of the mirror door 8 applied to the hinge 35 is all supported by the lower hinge horizontal piece 36 via the vertical pin 39, the upper hinge horizontal piece 38, and the washer 37. 8 is supported by the lower hinge horizontal piece 36 via the washer 37, the lower surface of the washer 37 and the lower hinge horizontal piece 36 are moved when the mirror door 8 is rotated about the vertical pin 39. A large frictional force is generated between the upper surface and the upper surface. Here, the washer 37 and the lower hinge horizontal piece 36 are generally made of metal in order to increase the structural strength of the hinge 35. However, when the mirror door 8 is rotated as described above, the washer 37 and the lower hinge horizontal piece 36 are made of metal. When a large frictional force is generated between the side hinge horizontal piece 36 and the metal washer 37 and the metal lower hinge horizontal piece 36 rub against each other and wear, black metal wear powder is generated. Black metal wear powder will contaminate the mirror cabinet.

Further, as shown in FIG. 10, the lower portion of the vertical axis pin 39 is rotatably inserted into the lower hinge horizontal piece 36, and the upper end portion of the vertical axis pin 39 is fixed by caulking to the upper hinge horizontal piece 38. There is also one in which the piece 38 is placed on the lower hinge horizontal piece 36 via the washer 37, but this also supports the mirror door 8 with the lower hinge horizontal piece 36 via the washer 37. When the mirror door 8 is rotated in the same manner as the hinge 35 shown in FIG. 8, a large frictional force is generated between the washer 37 and the lower hinge horizontal piece 36, and metal wear powder is generated.
JP 2002-320521 A

  The present invention has been invented in view of the above-mentioned conventional problems, and when the mirror door is rotated, the washer and the lower hinge horizontal piece can be prevented from rubbing and wearing, thereby preventing the hinge from being worn. It is an object of the present invention to provide a mirror door mounting structure for a mirror cabinet in which a washer and a lower hinge horizontal piece can be made of metal in order to increase structural strength, and black metal wear powder can be prevented from being generated.

  In order to solve the above-mentioned problem, the mirror door mounting structure of the mirror cabinet according to the present invention includes a lower hinge horizontal piece 14 and an upper hinge horizontal piece 15 positioned above the lower hinge horizontal piece 14 via a washer 16. Are connected to each other by a vertical axis pin 17 to constitute a hinge 13. The upper hinge horizontal piece 15 of the hinge 13 is fixed to the lower end portion of the mirror door 8 and the lower hinge horizontal piece 14 is fixed to the cabinet body 5. In the mirror door mounting structure fixed to the mirror cabinet, a stepped portion 27 formed on the outer peripheral surface of the vertical pin 17 is placed on the upper surface of the lower hinge horizontal piece 14 and the mirror door 8 is placed on the vertical pin 17. It is characterized in that it is mounted on. By placing the stepped portion 27 of the vertical pin 17 on the upper surface of the lower hinge horizontal piece 14 as described above, the mirror door 8 is reliably supported by the lower hinge horizontal piece 14 via the vertical pin 17. Accordingly, when the mirror door 8 is rotated with respect to the cabinet body 5, it is possible to prevent a large frictional force from being generated between the upper surface of the lower hinge lateral piece 14 and the lower surface of the washer 16.

  Further, an insertion portion 26 having a non-circular cross section is formed below the vertical pin 17, and an insertion hole 18 having substantially the same shape as the insertion portion 26 of the vertical pin 17 is formed in the lower hinge horizontal piece 14. It is also preferable to insert the 17 insertion portions 26 into the insertion holes 18 of the lower hinge horizontal piece 14. In this case, it is possible to prevent the vertical pin 17 from rotating when the mirror door 8 rotates, It is possible to prevent metal wear powder from being generated by rubbing the stepped portion 27 of the vertical pin 17 and the metal lower hinge horizontal piece 14 on which the stepped portion 27 is placed.

  In the present invention, when the mirror door is rotated with respect to the cabinet body, it is possible to prevent a large frictional force from being generated between the upper surface of the lower hinge horizontal piece and the lower surface of the washer. As a result, the washer and the lower side The hinge horizontal piece can be made of metal to increase the structural strength of the hinge, and when the mirror door is rotated, the metal washer and the metal lower hinge horizontal piece rub against each other to cause metal wear powder. It can be prevented from occurring.

  Hereinafter, the present invention will be described based on embodiments shown in the accompanying drawings. FIG. 2 shows a vanity table 2 provided with the mirror cabinet 1 of the present embodiment, and the mirror cabinet 1 is installed on a vanity table 4 having a bowl portion 3 formed on the upper surface.

  The cabinet main body 5 constituting the main body of the mirror cabinet 1 is formed with storage portions 6a to 6c whose front surfaces are open at both the left and right sides and the central portion. The front openings of the storage portions 6a and 6b on both sides of the cabinet body 5 are respectively closed by openable and closable mirror doors 8 formed with mirror surfaces on the surfaces. Here, the mirror door 8 has a mirror 10 attached to the front surface of a frame body 9 made of synthetic resin (specifically, made of ABS resin). The mirror 10 has, for example, upper and lower end portions on the front surface of the vertical plate-shaped frame body 9. It is attached to the frame body 9 in a state of being fitted in a recess 12 (see FIG. 3) formed in the removed portion.

  The lower end of each mirror door 8 is rotatably attached to the cabinet body 5 by using a hinge 13 shown in FIGS. Hereinafter, the hinge 13 will be described in detail. Although not shown, the upper end of the mirror door 8 is pivotally attached to the cabinet body 5 using a hinge. The hinge attached to the upper end of the mirror door 8 is a hinge 13 shown below. Alternatively, the hinge 35 shown in FIGS. 8 and 10 may be used.

  As shown in FIGS. 1 and 4, the hinge 13 includes a lower hinge horizontal piece 14 and an upper hinge horizontal piece 15 positioned above the lower hinge horizontal piece 14 via a washer 16 with a vertical axis pin 17. The lower hinge horizontal piece 14, the washer 16, the upper hinge horizontal piece 15, and the vertical axis pin 17 are all made of metal (stainless steel).

  An insertion hole 18 penetrating vertically is provided at a side end portion of the lower hinge horizontal piece 14, and the insertion hole 18 is formed in a square shape in plan view although not shown. Further, a vertical piece-like fixing piece 19 is erected integrally at the rear end of the lower hinge horizontal piece 14, and the fixing piece 19 is provided with a plurality of fixing tool insertion holes 20 penetrating in the front-rear direction. Further, a through hole 21 penetrating vertically is provided at the side end portion of the upper hinge horizontal piece 15, and this through hole 21 is formed in a truncated cone shape whose hole diameter gradually decreases from the upper end to the lower end side. It is used as a counterbore that houses the head 22 of the vertical pin 17. The upper hinge horizontal piece 15 is provided with a plurality of fixing tool holes 23 penetrating vertically.

  As shown in FIG. 5, the vertical pin 17 connecting the lower hinge horizontal piece 14 and the upper hinge horizontal piece 15 includes a head portion 22 constituting an upper end portion and a shaft portion 24 protruding downward from the head portion 22. .

  The head 22 is formed in a truncated cone shape (dish shape) whose outer diameter gradually decreases from the upper end to the lower end side, and is formed in substantially the same shape as the through hole 21 of the upper hinge lateral piece 15. The shaft portion 24 includes a columnar portion 25 and an insertion portion 26 that protrudes downward from the central portion of the columnar portion 25, and the outer peripheral surface of the insertion portion 26 of the shaft portion 24 is cylindrical over the entire length in the circumferential direction. One step is recessed inward in the radial direction from the outer peripheral surface of the portion 25, whereby a stepped portion 27 is formed at the boundary portion between the cylindrical portion 25 and the insertion portion 26. Here, the horizontal sectional shape of the insertion portion 26 is formed in a quadrangular shape that is substantially the same shape as the planar view shape of the insertion hole 18 of the lower hinge lateral piece 14 as shown in FIG.

  1, the upper hinge horizontal piece 15 is arranged on the upper surface of the lower hinge horizontal piece 14 via the washer 16, and the through hole 21 of the upper hinge horizontal piece 15, the center hole of the washer 16, the lower hinge horizontal The insertion holes 18 of the piece 14 are communicated, the vertical axis pins 17 are passed through the holes from the upper side, and the vertical axis pins 17 are compressed and crimped in the vertical direction (axial direction). The shaft portion 24 is caulked and fixed to the insertion hole 18 of the lower hinge horizontal piece 14, and the head 22 of the vertical pin 17 is rotatably accommodated in the through hole 21 of the upper hinge horizontal piece 15. The hinge horizontal piece 15 and the lower hinge horizontal piece 14 are connected. Here, the caulking of the vertical pin 17 is performed in a state where the lower end portion of the shaft portion 24 of the vertical pin 17 protrudes downward from the insertion hole 18 of the lower hinge horizontal piece 14. A caulking portion 28 having a larger diameter than the other portion of the shaft portion 24 is formed at the lower end portion of the shaft portion 24 of the pin 17. Accordingly, in the hinge 13, the caulking portion 28 of the vertical pin 17 is located below the peripheral edge of the insertion hole 18 of the lower hinge lateral piece 14, and the shaft portion 24 of the vertical pin 17 is additionally provided. It is fixed by caulking to the insertion hole 18, thereby preventing the vertical pin 17 from coming out upward from the insertion hole 18 of the lower hinge horizontal piece 14. Further, in this case, the head 22 of the vertical pin 17 is disposed on the peripheral edge of the frustoconical through hole 21 of the upper hinge horizontal piece 15. The washer 16 is prevented from coming out upward.

  When the lower end portion of each mirror door 8 is pivotally attached to the cabinet body 5 using the hinge 13, the rear surface of the fixed piece 19 of the lower hinge horizontal piece 14 is the front surface of the storage portions 6a and 6b of the cabinet body 5. By abutting the lower edge of the opening, inserting a fixing tool such as a screw tool (not shown) into the fixing tool insertion hole 20 of the fixing piece 19, and fixing the tip of the fixing tool to the cabinet body 5, The lower hinge horizontal piece 14 is fixed to the cabinet body 5. At the same time, the side end of the frame 9 of the mirror door 8 is placed on the upper surface of the upper hinge horizontal piece 15 and the upper end surface of the vertical pin 17 (the upper surface of the head portion 22) which is flush with the same surface. A fixing tool made of a screw tool (not shown) is inserted from below into the fixing tool hole 23 of the upper hinge horizontal piece 15, and the tip of the fixing tool is the lower end of the frame body 9 constituting the lower end of the mirror door 8. The upper hinge horizontal piece 15 is fixed to the frame body 9 of the mirror door 8 by being fixed to the part.

  Thus, in the mirror door 8 attached to the cabinet body 5 via the hinge 13, the upper hinge horizontal piece 15 is rotated around the vertical axis pin 17 fixed to the lower hinge horizontal piece 14. Thus, the mirror door 8 can be rotated with respect to the cabinet body 5, whereby the mirror door 8 can open and close the front openings of the storage portions 6 a and 6 b of the cabinet body 5.

  In the mounting structure of the mirror door 8, the frame body 9 of the mirror door 8 is placed on the vertical pin 17 and the upper hinge horizontal piece 15 as shown in FIG. The formed step 27 is placed on the peripheral edge of the insertion hole 18 of the lower hinge horizontal piece 14, whereby the mirror door 8 is placed on the vertical pin 17 placed on the lower hinge horizontal piece 14, The upper hinge horizontal piece 15 placed on the lower hinge horizontal piece 14 via the washer 16 is shared and supported. Therefore, even if the mirror door 8 is rotated with respect to the cabinet body 5, no large frictional force is generated between the upper surface of the lower hinge horizontal piece 14 and the lower surface of the washer 16. It can prevent that the metal lower hinge horizontal piece 14 rubs and black metal abrasion powder generate | occur | produces.

  Further, in this example, as described above, the insertion portion 26 having a non-circular cross section (square shape) is formed in the lower portion of the vertical pin 17, and the insertion portion 26 of the vertical pin 17 is formed on the lower hinge horizontal piece 14. The insertion hole 18 having substantially the same shape is formed, and the insertion portion 26 of the vertical pin 17 is inserted and fitted into the insertion hole 18 of the lower hinge horizontal piece 14. Even if the fixing to the lower hinge horizontal piece 14 of the shaft pin 17 is loosened, it is possible to prevent the vertical pin 17 from rotating with the rotation of the mirror door 8, and thereby the step of the metal vertical shaft pin 17. It is possible to prevent metal wear powder from being generated by rubbing the portion 27 and the metal lower hinge horizontal piece 14 on which the stepped portion 27 is placed. Further, in this example, since the insertion portion 26 and the insertion hole 18 are non-circular as described above, the vertical axis pin 17 does not rotate with the rotation of the mirror door 8, but the mirror door 8 is temporarily rotated. At the same time, the vertical pin 17 rattles and the like, so that the stepped portion 27 of the metal vertical pin 17 and the metal lower hinge horizontal piece 14 on which the stepped portion 27 is placed are rubbed to cause slight metal wear powder. Even if this occurs, the metal wear powder accumulates in the space between the inner peripheral surface of the washer 16 and the outer peripheral surface of the vertical pin 17, and the metal wear powder is difficult to leak out to the outside by the washer 16. ing.

  In this example, the head 22 of the vertical pin 17 is formed in a truncated cone shape, and this head 22 is accommodated in the truncated cone-shaped through hole 21 of the upper hinge lateral piece 15 so that the mirror door 8 The upper end surface of the vertical pin 17 and the upper surface of the upper hinge horizontal piece 15 are flush with each other. For example, as shown in FIGS. 6 and 7, the head 22 of the vertical pin 17 is shaped like a flat disk. The head of the vertical pin 17 is formed in a flat head shape, and the through hole 21 of the upper hinge horizontal piece 15 is a circular hole whose inner diameter is the same over the entire length in the axial direction, and the shaft portion 24 is inserted into the through hole 21. The portion 22 may be disposed on the peripheral portion of the through hole 21 of the upper hinge horizontal piece 15 and housed in a recess 29 formed on the lower surface of the frame 9 of the mirror door 8. The mirror door 8 in this example is also placed on both the vertical axis pin 17 and the upper hinge horizontal piece 15, and the mirror door 8 is shared and supported by the vertical axis pin 17 and the upper hinge horizontal piece 15. Yes.

  In any of the above-described embodiments, the mirror door 8 is placed on both the vertical pin 17 and the upper hinge horizontal piece 15, and the mirror door 8 is shared by the vertical pin 17 and the upper hinge horizontal piece 15. However, the upper surface of the upper hinge horizontal piece 15 is positioned below the lower end surface of the mirror door 8 so that a gap is formed between the upper hinge horizontal piece 15 and the mirror door 8. It may be placed only on the pin 17 and all the load applied to the hinge 13 from the mirror door 8 may be supported by the lower hinge horizontal piece 14 via only the vertical pin 17. In this case, together with the mirror door 8 The upper surface of the rotating upper hinge horizontal piece 15 is not in contact with the lower surface of the outer peripheral portion of the head portion 22 of the vertical pin 17 fixed to the lower hinge horizontal piece 14 so as not to rotate. The generation of powder can be prevented. In this case, friction occurs between the lower surface of the resin frame body 9 of the mirror door 8 and the upper end surface of the vertical pin 17, but the resin frame body 9 is only worn away at this portion, and is made of metal. The vertical axis pin 17 is not worn. Therefore, in this case as well, generation of black metal wear powder caused by metal wear can be prevented.

  In any of the above embodiments, the insertion portion 26 of the vertical pin 17 is formed in a square shape, and the insertion hole 18 of the lower hinge horizontal piece 14 is substantially the same shape as the insertion portion 26 of the vertical pin 17. The shape of the insertion portion 26 of the vertical axis pin 17 and the insertion hole 18 of the lower hinge horizontal piece 14 may be a non-circular shape that prevents the vertical axis pin 1 from rotating, and may be a polygonal shape or an elliptical shape. May be.

It is principal part sectional drawing which shows an example of embodiment of this invention. It is a perspective view of a bathroom vanity provided with the mirror cabinet same as the above. It is the A section enlarged view of FIG. The hinge same as the above is shown, (a) is a front view, and (b) is a plan view. The vertical axis | shaft pin same as the above is shown, (a) is a front view, (b) is a bottom view. It is principal part sectional drawing of another example. The vertical axis | shaft pin same as the above is shown, (a) is a front view, (b) is a top view. An example of a conventional hinge is shown, (a) is a front view, (b) is a bottom view, (c) is a plan view, and (d) is an enlarged cross-sectional view of part B of (a). It is sectional drawing which showed typically the state which attached the hinge same as the above to the upper end part and lower end part of the mirror door. The other example of the conventional hinge is shown, (a) is a front view, (b) is a bottom view, (c) is a plan view, and (d) is an enlarged cross-sectional view of part C of (a).

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Mirror cabinet 5 Cabinet body 8 Mirror door 13 Hinge 14 Lower hinge horizontal piece 15 Upper hinge horizontal piece 16 Washer 17 Vertical axis pin 18 Insertion hole 26 Insertion part 27 Step part

Claims (2)

  A lower hinge horizontal piece and an upper hinge horizontal piece located above the lower hinge horizontal piece via a washer are rotatably connected by a vertical axis pin to form a hinge. In the mirror door mounting structure of the mirror cabinet in which the piece is fixed to the lower end of the mirror door and the lower hinge horizontal piece is fixed to the cabinet body, the step formed on the outer peripheral surface of the vertical axis pin is the lower hinge horizontal piece. A mirror door mounting structure for a mirror cabinet, characterized in that the mirror door is mounted on the vertical axis pin.   An insertion part having a non-circular cross section is formed at the lower part of the vertical pin, an insertion hole having substantially the same shape as the insertion part of the vertical pin is formed in the lower hinge horizontal piece, and the insertion part of the vertical pin is located on the lower side. 2. The mirror door mounting structure for a mirror cabinet according to claim 1, wherein the mirror door is inserted into an insertion hole of the horizontal hinge piece.

Images