JP5441603B2 - Elevator cab ceiling - Google Patents

Description

  The present invention relates to an elevator cab ceiling provided with a ceiling board and a lighting device provided on the ceiling board.

  DESCRIPTION OF RELATED ART Conventionally, the elevator cab ceiling provided with the ceiling board and the some illuminating device provided below the ceiling board is known. An illumination case that covers all the illumination devices from below is provided on the lower surface of the ceiling plate. The lighting case is fixed to the lower surface of the ceiling plate and extends downward from the ceiling plate, and the lower divided lighting case portion secured to the lower end of the upper divided lighting case portion with screws and nuts. have. A through hole is formed in a region facing the ceiling plate of the lower divided illumination case part. An acrylic block is fitted from above into the through hole of the lower divided illumination case (see, for example, Patent Document 1).

JP-A-5-162955

  However, when an operator in the car detaches the block from the lower divided lighting case part for cleaning or replacement of the block, the upper lower divided lighting case part covering all the lighting devices from the lower side is divided into upper divided lights. There was a problem that the workability of block cleaning or replacement was poor because it had to be removed from the case portion.

  The present invention provides an elevator cab ceiling capable of improving the workability of block cleaning or replacement.

The elevator cab ceiling according to the present invention has a ceiling plate in which a through hole is formed, an illumination device that is provided above the ceiling plate and emits light passing through the through hole, and a rotation shaft. A rotation device provided on the ceiling plate and an attachment portion, and a fixing position where the attachment portion can be fixed to the ceiling plate, and a position where the attachment portion is located below the fixing position. A support member that rotates about the rotation axis with respect to the replacement position, and is supported by the support member, and the support member is disposed at the fixed position so that the light that has passed through the through-hole A light-transmitting block disposed on the path , wherein the ceiling panel includes a ceiling panel main body and a fixing member fixed to the ceiling board main body, and the fixing member is provided on the ceiling board main body. A fixed portion fixed to the upper surface, and the front through the through hole from the fixed portion And a downward extending portion which extends downward from the ceiling plate body, wherein the support member is detachable to the downward extending portion.

  According to the elevator cab ceiling according to the present invention, since the lighting device is provided above the ceiling plate, the support member that supports the block does not need to protect the lighting device, and the support member is made small according to the block. can do. Thereby, the worker in the car room can easily rotate the support member to remove the block from the support member. As a result, the workability of block cleaning or replacement can be improved.

It is a block diagram which shows the elevator cab which concerns on Embodiment 1 of this invention. It is sectional drawing which shows the ceiling of FIG. It is a side view which shows a part of ceiling of FIG. 2 in a cross section. It is a perspective view which shows the rotation member of FIG. It is arrow sectional drawing along the VV line of FIG. It is the figure which looked at the supporting member of Drawing 3 from the lower part. It is a side view which shows the supporting member and screw of FIG. It is arrow sectional drawing along the VIII-VIII line of FIG. It is the figure which looked at the ceiling of FIG. 1 from the cage | basket | car room. It is an enlarged view which shows the supporting member and block of FIG. It is a figure which shows the state which the support member of FIG. 3 rotated centering on the rotating shaft, and the support member was removed from the fixing member. It is a figure which shows the elevator cab ceiling based on Embodiment 2 of this invention.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings. In the drawings, the same or corresponding members and parts will be described with the same reference numerals.

Embodiment 1 FIG.
1 is a block diagram showing an elevator cab according to Embodiment 1 of the present invention. The elevator cab has a car floor 1, a wall 2 standing on the car floor 1, and a ceiling (elevator cab ceiling) 3 provided at the upper end of the wall 2. At the lower end of the wall 2, a baseboard 2a that is in contact with the car floor 1 is formed.

  FIG. 2 is a cross-sectional view showing the ceiling 3 of FIG. The ceiling 3 includes a ceiling plate 4, a lighting device 5 provided above the ceiling plate 4, an aluminum support member 6 provided on the ceiling plate 4, and an acrylic resin block supported by the support member 6. 7.

  The ceiling plate 4 is formed with a recess 8 opened upward. The ceiling plate 4 is provided on the bottom plate portion 4a that forms the bottom surface of the recess portion 8, the vertical plate portion 4b that forms the inner surface of the recess portion 8 and the upper end portion of the vertical plate portion 4b. And an outer plate portion 4 c disposed horizontally on the outer side of the recess portion 8. On the outer plate part 4c, the outer peripheral part of the canopy 9 that closes the open part of the hollow part 8 is placed. A through hole 10 is formed in the bottom plate portion 4a. The illumination device 5 is disposed to face the through hole 10.

  An illumination box 12 in which a storage chamber 11 is formed together with the bottom plate portion 4 a of the ceiling plate 4 is provided in the recess portion 8. The lighting device 5 is supported by the lighting box 12 in the storage chamber 11. The illumination box 12 has an outer peripheral portion 12a in contact with the bottom plate portion 4a of the ceiling plate 4 over the entire circumference when viewed from above. Thereby, it is suppressed that dust etc. enter into the storage chamber 11 from between the ceiling plate 4 and the lighting box 12. In this example, the through holes 10 are formed in two places, and the lighting device 5, the support member 6, the block 7, and the lighting box 12 are provided corresponding to each through hole 10.

  The lighting device 5 has an LED 5 a that emits light toward the through hole 10. The light emitted from the LED 5 a enters the through hole 10. In addition, the illuminating device 5 is not restricted to LED5a, For example, you may have light-emitting bodies, such as an incandescent lamp or a fluorescent lamp.

  The support member 6 is inserted into the through hole 10. The block 7 is disposed in the car room and on the path of light from the illumination device 5 that has passed through the through hole 10. The block 7 may be inserted into the through hole 10, and the upper end portion may be disposed in the through hole 10.

  A light shielding member 13 that prevents light emitted from the lighting device 5 from passing through the gap between the inner surface of the through hole 10 and the support member 6 is provided in the storage chamber 11. The light shielding member 13 is attached to the bottom plate portion 4a. The light shielding member 13 closes the entire gap between the inner surface of the through hole 10 and the support member 6 when viewed from above. Thereby, the deterioration of the design property by light leakage can be suppressed. Further, the light shielding member 13 is a stopper that contacts the upper end of the support member 6 when the support member 6 is fixed to the ceiling plate 4. Thereby, when fixing the supporting member 6 to the ceiling board 4, the positioning of the supporting member 6 can be performed easily. Further, the light shielding member 13 prevents dust and the like from entering the storage chamber 11 through the space between the inner surface of the through hole 10 and the support member 6 from the cage interior. The light shielding member 13 is made of a material such as rubber or a sponge material.

  FIG. 3 is a side view showing a part of the ceiling 3 of FIG. 2 in section. The bottom plate portion 4 a of the ceiling plate 4 includes a flat ceiling plate main body 14 and a fixing member 15 provided on the ceiling plate main body 14. The through hole 10 is formed extending in the depth direction of the cab. The fixing member 15 includes a fixing portion 15a fixed to the upper surface of the ceiling board main body 14, and a downward extending portion 15b extending downward from the ceiling board main body 14 through the through hole 10 from the fixing portion 15a. The support member 6 is fastened to the lower extension portion 15b by screws 16 below the ceiling plate main body 14. The surface of the head of the screw 16 and the surface of the support member 6 have the same color. In a state where the support member 6 is fastened to the downwardly extending portion 15 b, the support member 6 and the block 7 extend in the longitudinal direction of the through hole 10.

  The ceiling 3 further includes a rotation device 17 provided on the ceiling plate 4. The rotation device 17 includes a fixing member 18 provided on the ceiling board body 14 and a rotation shaft 19 provided on the fixing member 18 and rotatably supporting the support member 6. As shown in FIG. 4, the fixing member 18 includes a fixing portion 18 a fixed to the upper surface of the ceiling plate main body 14, and a downward extending portion extending downward from the ceiling plate main body 14 through the through hole 10 from the fixing portion 18 a. 18b. A through hole 18c into which the rotation shaft 19 is inserted is formed in the lower extension 18b. The rotation shaft 19 is attached to the downward extension 18b below the ceiling board body 14. The rotation shaft 19 is along the ceiling plate main body 14 and along a direction orthogonal to the longitudinal direction of the through hole 10. An attachment portion 6 a that is one end portion in the longitudinal direction of the support member 6 is fixed to the fixing member 15, and the other end portion is supported by the rotating device 17. The support member 6 rotates around the rotation shaft 19 between a fixed position where the mounting portion 6a can be fixed to the fixing member 15 and a replacement position where the position of the mounting portion 6a is lower than the fixed position. Move. The support member 6 in the fixed position rotates to the replacement position by its own weight when the screw 16 is removed from the fixed member 15.

  A space between the fixing portion 15 a of the fixing member 15 and the fixing portion 18 a of the fixing member 18 is slightly larger than the length of the block 7 in the longitudinal direction. Thereby, in a state where the support member 6 is fastened to the fixing member 15, the position of the block 7 in the longitudinal direction with respect to the support member 6 is determined.

  5 is a cross-sectional view taken along the line VV in FIG. 3, and FIG. 6 is a view of the support member 6 in FIG. 3 as viewed from below. The support member 6 is formed in a box shape having an upper surface opened. An opening 6 b extending in the longitudinal direction is formed in the bottom plate portion of the support member 6. The lateral width of the opening 6 b is narrower than the lateral width of the block 7. The vertical width of the opening 6 b is narrower than the vertical width of the block 7. Thereby, the block 7 is supported by the support member 6. Further, only the block 7 is exposed from the opening 6b in the car room. The light that has entered the block 7 from above is radiated into the car room through the opening 6b. Further, since the fixing member 15 and the fixing member 18 are hidden by the supporting member 6 when the supporting member 6 is viewed from below, the design of the ceiling 3 can be improved. Further, when the support member 6 is viewed from below, the ceiling 3 is sharp and clear because the block 7 appears to be sandwiched between the pair of bottom plate vertical portions 6c that form the side surfaces in the longitudinal direction of the opening 6b. It becomes.

  FIG. 7 is a side view showing the support member 6 and the screw 16 of FIG. The screw 16 is a countersunk screw. The support member 6 is formed with an insertion hole 6d into which the screw 16 is inserted. The insertion hole 6 d is formed in accordance with the shape of the head of the screw 16. Therefore, when the screw 16 is inserted into the support member 6 and the support member 6 is fastened to the fixing member 15, the head of the screw 16 does not protrude outward from the support member 6. As a result, the design of the ceiling 3 can be improved.

  8 is a cross-sectional view taken along line VIII-VIII in FIG. End surfaces of both ends of the rotating shaft 19 are arranged on the same plane as the outer surface of the support member 6 in the lateral width direction. Thereby, since the rotation axis | shaft 19 does not protrude outside from the support member 6, the design property of the ceiling 3 can be improved.

  FIG. 9 is a view of the ceiling 3 of FIG. 1 viewed from inside the car room, and FIG. 10 is an enlarged view showing the support member 6 and the block 7 of FIG. When the support member 6 is in the fixed position, the support member 6 and the block 7 are arranged two by two in the width direction of the cab. The LEDs 5a are arranged in a line in the depth direction of the cab. Two LEDs 5a are arranged in the width direction of the cab.

  FIG. 11 is a view showing a state in which the support member 6 of FIG. 3 is rotated about the rotation shaft 19 and the support member 6 is detached from the fixing member 15. An operator in the cage can easily rotate the support member 6 around the rotation shaft 19 by removing the screw 16 from the support member 6 and the fixing member 15 using a dedicated tool such as a screwdriver. . By rotating the position of the support member 6 to the replacement position, the block 7 can be removed from the support member 6 and the block 7 can be attached to the support member 6.

  When the support member 6 is attached to the fixing member 15, the support member 6 is rotated until it contacts the light shielding member 13. By bringing the support member 6 into contact with the light shielding member 13, the position of the support member 6 becomes the fixed position. Further, the insertion hole 6d of the support member 6 and the screw hole formed in the extending portion 15b of the fixing member 15 are arranged on the same straight line. Thereafter, the screw 16 is inserted into the support member 6, and the tip end portion of the screw 16 is screwed to the fixing member 15.

  As described above, according to the ceiling 3 according to this embodiment, since the lighting device 5 is provided above the ceiling plate 4, the support member 6 that supports the block 7 needs to protect the lighting device 5. Therefore, the supporting member 6 can be made smaller in accordance with the block 7. Thereby, the worker in the car room can easily remove the block 7 from the support member 6 by rotating the support member 6. As a result, the workability of cleaning or replacement of the block 7 can be improved. In addition, since the support member 6 is removed from the fixed member 15, the support member 6 rotates about the rotation shaft 19. Never fall. As a result, the workability of cleaning or replacement of the block 7 can be further improved.

  Further, since the support member 6 is detachable from the fixed portion 18a fixed to the upper surface of the ceiling board main body 14 through the through hole 10 to the lower extension 18b extending downward from the ceiling board main body 14, The fixing member 15 can be hidden by the support member 6 when the ceiling 3 is viewed from the interior of the car. As a result, the design of the ceiling 3 can be improved.

  Further, since the support member 6 is fastened to the downwardly extending portion 18b by the screw 16, the support member 6 can be easily attached to and detached from the downwardly extending portion 18b.

Embodiment 2. FIG.
FIG. 12 is a diagram showing an elevator cab ceiling according to Embodiment 2 of the present invention. The ceiling 3 does not include the rotating device 17 described in the first embodiment. Instead, the ceiling plate 4 further includes a fixing member 15 provided on the ceiling plate main body 14. Both end portions in the longitudinal direction of the support member 6 are fastened to the pair of fixing members 15 by screws 16 below the ceiling board body 14. Other configurations are the same as those in the first embodiment.

  As described above, according to the ceiling 3 according to this embodiment, the ceiling board 4 includes the ceiling board main body 14 and the pair of fixing members 15 fixed to the upper surface of the ceiling board main body 14, and is supported. Since both ends of the member 6 can be attached to and detached from the fixing member 15 below the ceiling plate main body 14, an operator in the car room removes the supporting member 6 from the fixing member 15 and supports the block 7. It can be easily removed from the member 6. As a result, the workability of cleaning or replacement of the block 7 can be improved.

  In each of the embodiments, the support member 6 having the opening 6b formed in the bottom plate portion so that the bottom surface of the block 7 is exposed in the car room has been described. However, both the bottom surface and the side surface of the block 7 are in the car room. It may be a support member in which openings are formed in the bottom plate portion and the vertical plate portion so as to be exposed. Thereby, the light which entered the block 7 can be effectively radiated into the car room. Moreover, the support member in which the opening part was formed in the vertical board part so that only the side surface of the block 7 may be exposed in a cage | basket | car interior may be sufficient.

  Further, in each embodiment, the ceiling 3 in which the support member 6 is fastened to the fixing member 15 by the screw 16 has been described. For example, a collar portion that is in surface contact with the ceiling plate body 14 is formed on the support member 6 to support the ceiling 3. The screw is passed through the collar portion of the member 6, the tip end portion of the screw is screwed to the ceiling plate main body 14, and the collar portion of the support member 6 is sandwiched between the head portion of the screw and the ceiling plate main body 14, thereby supporting member 6 may be the ceiling 3 fastened to the ceiling plate body 14. Thereby, the fixing member 15 becomes unnecessary and the structure of the ceiling 3 can be simplified.

  In each embodiment, the acrylic resin block 7 has been described. However, the block 7 is not limited to acrylic resin, and may be a light transmissive block 7 such as glass.

  Moreover, in each embodiment, although the support member 6 made from aluminum was demonstrated, you may be comprised not only from the product made from aluminum but another metal with gloss. Further, the surface of the support member 6 may be metal-plated.

  DESCRIPTION OF SYMBOLS 1 Car floor, 2 walls, 2a skirting board, 3 ceiling (elevator cab ceiling), 4 ceiling plate, 4a bottom plate part, 4b vertical plate part, 4c outer plate part, 5 lighting device, 5a LED, 6 support member, 6a Attachment part, 6b Opening part, 6c Bottom plate vertical part, 6d Insertion hole, 7 Block, 8 Depression part, 9 Canopy, 10 Through hole, 11 Storage room, 12 Illumination box, 12a Outer part, 13 Light shielding member, 14 Ceiling board 15 fixing member, 15a fixing part, 15b downward extension part, 16 screw, 17 rotating device, 18 fixing member, 18a fixing part, 18b downward extension part, 18c through-hole, 19 rotational axis.

Claims (4)

A ceiling board in which a through hole is formed;
An illumination device that is provided above the ceiling plate and emits light passing through the through hole;
A rotation device having a rotation axis and provided on the ceiling plate;
The rotating shaft is centered between a fixed position where the mounting portion can be fixed to the ceiling plate and a replacement position where the position of the mounting portion is lower than the fixed position. A support member that pivots to
A light-transmitting block disposed on the light path that has passed through the through-hole by being supported by the support member, and the support member being disposed at the fixed position ;
The ceiling panel has a ceiling panel body and a fixing member fixed to the ceiling panel body,
The fixing member includes a fixing part fixed to the upper surface of the ceiling board main body, and a downward extending part extending downward from the ceiling board main body through the through hole from the fixing part,
The ceiling of the elevator cab , wherein the support member is detachable from the extended portion . A ceiling board in which a through hole is formed;
An illumination device that is provided above the ceiling plate and emits light passing through the through hole;
A support member detachably provided on the ceiling plate from below the ceiling plate;
A light transmissive block disposed on the path of the light that has been supported by the support member and is fixed to the ceiling plate, and has passed through the through hole ;
The ceiling panel has a ceiling panel body and a fixing member fixed to the ceiling panel body,
The fixing member includes a fixing part fixed to the upper surface of the ceiling board main body, and a downward extending part extending downward from the ceiling board main body through the through hole from the fixing part,
The ceiling of the elevator cab , wherein the support member is detachable from the extended portion . The elevator cab ceiling according to claim 1 or 2 , wherein the support member is fastened to the extended portion by a screw. The elevator cab ceiling according to any one of claims 1 to 3 , wherein the support member is formed with an opening through which both a bottom surface and a side surface of the block are exposed.

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