JP2013173613A - Device box for elevator - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a device box for an elevator capable of preventing the aesthetic appearance of the elevator from being deteriorated and also improving a protection against mischief.SOLUTION: A fixture 13 mounted on the rear surface of a cover plate 12 includes a screw rod 21, a nut 22 provided to the screw rod 21, and a spring 23 provided between the nut 22 and the cover plate 12. A partially open elongated hole 36 to which the screw rod 21 positioned between the nut 22 and the cover plate 12 is fitted is provided to a locking piece 32 of a lower fixing metal fitting 10. The fixture 13 is attached to the lower fixing metal fitting 10 while the screw rod 21 is fitted into the partially open elongated hole 36 with the spring 23 compressed between the nut 22 and the locking piece 32, and detached from the lower fixing metal fitting 10 since a cover 11 is displaced along an opening 20 of a box 8 and the screw rod 21 comes out of the partially open elongated hole 36.

Description

  The present invention relates to an elevator equipment box that is provided, for example, on a hall or a wall in a car, and in which equipment such as a position indicator and a call button is installed.

  2. Description of the Related Art Conventionally, there is known an elevator equipment box in which a cover on which equipment such as a position indicator and a call button is attached can be attached to and detached from a case embedded in a hall or a car wall. In a conventional elevator equipment box, the cover is pressed against the case with the force of the spring and the opening of the case is closed with the cover, so that the spring and screws are not exposed to the outside of the case, preventing deterioration of the design. Has been proposed (see, for example, Patent Documents 1 and 2).

JP-A-7-256476 Japanese Patent Laid-Open No. 2-276682

  However, in a conventional elevator equipment box, if the cover is pulled forward, the cover will not return to its original position while being separated from the case, so that the equipment in the case may be damaged by mischief of passengers, for example. There is. Therefore, the conventional elevator equipment box cannot sufficiently protect the equipment from mischief.

  The present invention has been made to solve the above-described problems, and it is possible to obtain an elevator equipment box that can prevent deterioration in design and can enhance protection against mischief. Objective.

  An elevator equipment box according to the present invention includes a box provided with an opening, a support member provided on an inner surface of the box, a lid plate, and a fixture provided on the back surface of the lid plate. With a cover that closes the opening of the box with the cover plate in a state of being attached to the support member, and the attachment includes a protrusion protruding from the back surface of the cover plate, a receiving portion provided on the protruding portion, and a receiving portion. An elastic body provided between the cover plate and the support member, the support member having a lock piece facing the back surface of the cover plate in a state where the cover plate closes the opening of the box. Is provided with a recess into which the protruding portion located between the receiving portion and the cover plate fits, and the fixture fits the protruding portion into the recessed portion while shrinking the elastic body between the receiving portion and the locking piece. The cover is attached to the support member in a state where the cover is displaced along the opening of the box and the protrusion is recessed. So that the disengaged from the support member by departing et.

  According to the elevator equipment box according to the present invention, it is possible to prevent the cover from being detached from the box only by displacing the cover from the box toward the front, and when the force applied to the cover is removed, the cover is restored. It can be returned to the position. Thereby, protection against mischief can be strengthened. Moreover, the fall of the designability of the equipment box for elevators can also be prevented.

It is a front view which shows the hall entrance / exit of the elevator by Embodiment 1 of this invention. It is a block diagram which shows the hall button apparatus of FIG. It is sectional drawing along the III-III line of Fig.2 (a). It is sectional drawing along the IV-IV line of Fig.2 (a). It is a block diagram which shows the landing button apparatus when the cover of FIG. 2 is displaced to the near side. It is a block diagram which shows the landing button apparatus when the cover of FIG. 5 is displaced upwards. It is a block diagram which shows the hall button apparatus by Embodiment 2 of this invention. It is a block diagram which shows the landing button apparatus when the cover of FIG. 7 is displaced to the near side. It is a block diagram which shows the landing button apparatus when the cover of FIG. 8 is displaced upwards. It is a block diagram which shows the landing button apparatus when the upper part of the cover of FIG. 9 is displaced to the near side and the cover is inclined. It is a front view which shows the lower part of the hall button apparatus by Embodiment 3 of this invention. It is sectional drawing along the XII-XII line | wire of FIG. It is a block diagram which shows the upper part of the landing button apparatus by Embodiment 4 of this invention. It is a block diagram which shows the upper part of the landing button apparatus when the cover of FIG. 13 is displaced toward this side.

Embodiment 1 FIG.
1 is a front view showing a hall entrance / exit of an elevator according to Embodiment 1 of the present invention. A landing doorway 3 that is opened and closed by a pair of landing doors 2 is provided on the landing wall 1. A landing button device 4 is attached to the landing wall 1 to perform elevator call registration from the landing. The landing button device 4 is arranged on the side of the landing entrance 3.

  The landing button device 4 includes an equipment box (elevator equipment box) 5 provided on the landing wall 1, and an upward button 6 and a downward button 7 (a pair of operation buttons 6, 6) that are equipment attached to the equipment box 5. 7).

  2 is a block diagram showing the hall button device 4 of FIG. 1, FIG. 2 (a) is a front view showing the hall button device 4, and FIG. 2 (b) is along the IIb-IIb line of FIG. 2 (a). FIG. 3 is a cross-sectional view taken along line III-III in FIG. 2A, and FIG. 4 is a cross-sectional view taken along line IV-IV in FIG. In the figure, the device box 5 includes a box 8 provided with an opening 20, an upper fixing bracket 9 and a lower fixing bracket 10, which are a pair of support members provided on the inner surface of the box 8, and an upper fixing bracket 9 and a lower portion. And a cover 11 that closes the opening 20 of the box 8 in a state of being attached to the fixture 10.

  The hall wall 1 is provided with a space portion opened to the hall side. The box 8 is installed in the space portion of the landing wall 1 with the opening 20 open to the landing.

  As shown in FIG. 2B, the upper fixing bracket 9 and the lower fixing bracket 10 are a pair of opposing surfaces that are opposed to each other in the longitudinal direction of the box 8 (that is, the vertical direction) among the inner surfaces of the box 8. It is individually attached to the surface 8a and the lower facing surface 8b. The upper fixing fitting 9 is attached to the upper facing surface 8a, and the lower fixing fitting 10 is attached to the lower facing surface 8b.

  The cover 11 includes a rectangular lid plate 12 that closes the opening 20 of the box 8, and a pair of fixtures 13 that are provided on the back surface of the lid plate 12 and are individually attached to the upper fixing bracket 9 and the lower fixing bracket 10. Have. The cover plate 12 is in contact with the wall surface of the landing wall 1 to close the space portion of the landing wall 1 and also closes the opening 20 of the box 8. The pair of fixtures 13 are arranged away from each other in the longitudinal direction of the cover plate 12. The opening 20 of the box 8 is closed by the cover plate 12 in a state in which one attachment 13 is attached to the upper fixing fitting 9 and the other attachment 13 is attached to the lower fixing fitting 10.

  The up button 6 and the down button 7 are attached to the cover plate 12. The upward button 6 and the downward button 7 are arranged apart from each other in the longitudinal direction of the lid plate 12. When at least one of the upward button 6 and the downward button 7 is operated from the landing, a signal corresponding to the operated button is sent from the landing button device 4 to an elevator control panel (not shown). When receiving a signal from the landing button device 4, the control panel performs call registration of the elevator according to the signal from the landing button device 4.

  Each fixture 13 is provided in a state of being screwed to the screw rod 21 that is a protruding portion that protrudes perpendicularly from the back surface of the cover plate 12, and is held at a position away from the back surface of the cover plate 12. A nut 22 that is a receiving portion, and a cylindrical spring 23 that is an elastic body provided between the nut 22 and the cover plate 12.

  The spring 23 generates an elastic restoring force by being contracted between the nut 22 and the cover plate 12. The distance from the back surface of the cover plate 12 to the nut 22 is adjusted by adjusting the screwing amount of the nut 22 with respect to the screw rod 21. The magnitude of the elastic restoring force of the spring 23 is adjusted by adjusting the distance from the back surface of the cover plate 12 to the nut 22. In this example, the spring 23 is a coil spring.

  Each of the upper fixing bracket 9 and the lower fixing bracket 10 includes a plate-shaped fixing piece 31 disposed along the inner surface of the box 8 and a plate-shaped locking piece that protrudes vertically from the fixing piece 31 to the inside of the box 8. 32. The fixing piece 31 of the upper fixing bracket 9 is disposed along the upper facing surface 8a, and the fixing piece 31 of the lower fixing bracket 10 is disposed along the lower facing surface 8b.

  As shown in FIGS. 3 and 4, each fixing piece 31 of the upper fixing bracket 9 and the lower fixing bracket 10 is provided with an elongated hole 33 extending along the depth direction of the box 8. A stud bolt 34 is fixed to each of the upper facing surface 8 a and the lower facing surface 8 b of the box 8.

  A stud bolt 34 fixed to the upper facing surface 8 a of the box 8 is passed through the long hole 33 provided in the upper fixing bracket 9. The upper fixing bracket 9 is fixed to the upper facing surface 8 a of the box 8 by screwing a fixing nut 35 into a stud bolt 34 passed through the elongated hole 33 of the upper fixing bracket 9 and tightening. The position of the upper fixing bracket 9 with respect to the box 8 can be adjusted within the range of the length of the long hole 33 in the depth direction of the box 8 by loosening the fixing nut 35 that fixes the upper fixing bracket 9. It has become.

  A stud bolt 34 fixed to the lower facing surface 8 b of the box 8 is passed through the long hole 33 provided in the lower fixing bracket 10. The lower fixing bracket 10 is fixed to the lower facing surface 8 b of the box 8 by screwing a fixing nut 35 into a stud bolt 34 passed through the elongated hole 33 of the lower fixing bracket 10 and tightening. The position of the lower fixing bracket 10 with respect to the box 8 can be adjusted within the range of the length of the elongated hole 33 in the depth direction of the box 8 by loosening the fixing nut 35 that fixes the lower fixing bracket 10. It has become.

  Each locking piece 32 of the upper fixing bracket 9 and the lower fixing bracket 10 faces the back surface of the lid plate 12 in a state where the lid plate 12 closes the opening 20 of the box 8.

  As shown in FIG. 2A, the locking piece 32 of the lower fixing bracket 10 is a recess (notch) that extends along the longitudinal direction (ie, the vertical direction) of the box 8 and is open at the top. A partially open oblong hole 36 is provided. The partially open elongated hole 36 is opened toward the inside of the opening 20 of the box 8. The width dimension of the partially open elongated hole 36 is larger than the outer diameter of the screw rod 21 and smaller than the outer diameters of the nut 22 and the spring 23. Accordingly, the partially open oblong hole 36 allows passage of the screw rod 21 and prevents passage of the nut 22 and the spring 23. In the lower attachment 13 attached to the lower fixing bracket 10, the screw rod 21 positioned between the nut 22 and the cover plate 12 is fitted into the partially open oblong hole 36.

  The lower fixture 13 is attached to the lower fixing bracket 10 in a state where the screw rod 21 is fitted in the partially open elongated hole 36 while the spring 23 is contracted between the nut 22 and the locking piece 32. In a state where the lower fixture 13 is attached to the lower fixing bracket 10, the screw rod 21 of the lower fixture 13 moves in the direction in which the lower portion of the cover plate 12 is pressed against the box 8 by the elastic restoring force of the spring 23. It is energized.

  The locking piece 32 of the upper fixing bracket 9 is provided with a daruma hole 37. The daruma hole 37 includes a large-diameter portion 38 and a partially open elongated hole 39 that is connected to the lower portion of the large-diameter portion 38 and whose upper portion is a recess opened in the large-diameter portion 38.

  The width dimension of the partially open elongated hole 39 is larger than the outer diameter of the screw rod 21 and smaller than the outer diameters of the nut 22 and the spring 23. Accordingly, the partially open elongated hole 39 allows passage of the screw rod 21 and prevents passage of the nut 22 and the spring 23. The inner diameter dimension of the large diameter portion 38 is larger than the width dimension of the partially open oblong hole 39. Thereby, the large diameter portion 38 allows not only the passage of the screw rod 21 but also the passage of the nut 22 and the spring 23. In the upper fixture 13 attached to the upper fixing bracket 9, the screw rod 21 positioned between the nut 22 and the cover plate 12 is fitted into the partially open elongated hole 39.

  The upper fixture 13 is attached to the upper fixing bracket 9 in a state where the screw rod 21 is fitted into the partially open elongated hole 39 of the drape hole 37 while the spring 23 is contracted between the nut 22 and the locking piece 32. In a state where the upper fixture 13 is attached to the upper fixing bracket 9, the screw rod 21 of the upper fixture 13 is biased in a direction in which the upper portion of the cover plate 12 is pressed against the box 8 by the elastic restoring force of the spring 23. Has been.

  Next, a procedure for removing the cover 11 from the box 8 will be described. When the cover 11 is attached to the box 8, the cover plate 12 is pressed against the wall surface of the landing wall 1 by the elastic restoring force of the upper and lower springs 23, and the opening 20 of the box 8 is blocked by the cover plate 12. It is peeling.

  When removing the cover 11 from the box 8, first, the cover 11 is displaced while pulling the cover 11 away from the box 8 against the elastic restoring force of each spring 23. Thereby, the cover plate 12 leaves | separates from the wall surface of the hall 1 (cover drawing process).

  5 is a block diagram showing the landing button device 4 when the cover 11 of FIG. 2 is displaced forward, FIG. 5 (a) is a front view showing the landing button device 4, and FIG. 5 (b) is FIG. It is sectional drawing along the Vb-Vb line | wire of (a). As shown in FIG. 5, when the cover 11 is just displaced from the box 8 to the front, the nut 22 is locked to the locking piece 32 via the spring 23, and the upper and lower fixtures 13 are fixed to the upper part. It does not come off from the metal fitting 9 and the lower fixing metal fitting 10. At this time, the elastic restoring force of the upper and lower springs 23 urges the cover 11 in the direction in which it is pressed against the box 8, so that when the force applied to the cover 11 is removed, the cover 11 By the elastic restoring force of 23, the original position of closing the opening 20 of the box 8 is restored.

  Therefore, when removing the cover 11 from the box 8, after the cover 11 is displaced forward, the cover 11 is lifted while the cover 11 is kept away from the wall surface of the landing wall 1, and the cover 11 is opened in the box 8. It is displaced upward by a predetermined distance along the part 20 (cover slide process).

  6 is a configuration diagram showing the landing button device 4 when the cover 11 of FIG. 5 is displaced upward, FIG. 6 (a) is a front view showing the landing button device 4, and FIG. 6 (b) is FIG. It is sectional drawing along the VIb-VIb line | wire of (a). As shown in FIG. 6, when the cover 11 is displaced upward along the opening of the box 8 while keeping the cover 11 away from the wall surface of the landing wall 1, the screw rod 21 of the lower fixture 13 becomes the lower fixing bracket. Thus, the screw rod 21 of the upper fixture 13 is disengaged from the partially open oblong hole 39 of the upper fixture 9 into the large diameter portion 38. At this time, the springs 23 of the upper and lower fixtures 13 are also detached from the upper fixing bracket 9 and the lower fixing bracket 10. As a result, the upper fixture 13 is detached from the upper fixture 9 and the lower fixture 13 is detached from the lower fixture 10.

  Thereafter, the cover 11 is further displaced forward so that the upper fixture 13 is detached from the large-diameter portion 38 of the saddle hole 37 and the cover 11 is removed from the box 8.

  When the cover 11 is attached to the box 8, the operation is performed in the reverse order of the above procedure. However, when the screw rod 21 is fitted into the partially open elongated holes 36 and 39, the spring 23 is contracted by pressing the spring 23 with a finger of a hand or pressing the spring 23 with a bar-like or plate-like pressing tool, for example. However, the spring 23 is inserted between the nut 22 and the locking piece 32.

  In such an elevator equipment box 5, the screw rod 21 protruding from the back surface of the cover plate 12 is fitted into the partially open oblong holes 36 and 39, and the spring 23 is contracted between the nut 22 and the locking piece 32. In this state, since the cover 11 is attached to the box 8, not only can the cover 11 not be detached from the box 8 just by displacing the cover 11 from the box 8 toward the front, When the is released, the cover 11 can be returned to the original position by the elastic restoring force of the spring 23. Thereby, it is possible to prevent the cover 11 from being easily removed from the box 8 due to mischief, and it is possible to enhance protection against mischief. Moreover, since the upper and lower fixtures 13 are provided on the back surface of the lid plate 12, the upper and lower fixtures 13 can be prevented from being exposed to the landing side. Accordingly, it is possible to prevent the designability of the device box 5 from being lowered.

Embodiment 2. FIG.
In the first embodiment, the shape of the locking piece 32 of the lower fixing bracket 10 is a flat plate, but the upper portion of the locking piece 32 of the lower fixing bracket 10 may be inclined.

  7 is a block diagram showing a landing button device 4 according to Embodiment 2 of the present invention, FIG. 7 (a) is a front view showing the landing button device 4, and FIG. 7 (b) is FIG. 7 (a). It is sectional drawing along VIIb-VIIb. In the figure, the locking piece 32 of the lower fixing bracket 10 is provided at a plate-like vertical portion 32a protruding from the fixing piece 31 toward the inside of the box 8, and an upper end portion of the vertical portion 32a. It has the plate-shaped inclination part 32b which inclines with respect.

  The lower end portion (one end portion) of the partially open elongated hole 36 reaches the middle portion of the vertical portion 32a, and the upper end portion (other end portion) of the partially opened elongated hole 36 is opened at the upper portion of the inclined portion 32b. The inclined portion 32 b is inclined with the partially open oblong hole 36 directed toward the open side of the opening 20 of the box 8. That is, in a state where the opening 20 of the box 8 is closed by the cover plate 12, the inclined portion 32b is inclined in a direction approaching the cover plate 12 while being separated from the lower facing surface 8b. In a state in which the lower fixture 13 is attached to the lower fixture 10, the spring 23 is contracted between the nut 22 and the vertical portion 32a. Other configurations are the same as those in the first embodiment.

  Next, a procedure for removing the cover 11 from the box 8 will be described. When removing the cover 11 from the box 8, first, similarly to the first embodiment, the cover 11 is displaced while pulling the cover 11 toward the front so as to move away from the box 8 against the elastic restoring force of each spring 23. Thereby, the cover plate 12 leaves | separates from the wall surface of the hall 1 (cover drawing process).

  8 is a configuration diagram showing the landing button device 4 when the cover 11 of FIG. 7 is displaced forward, FIG. 8 (a) is a front view showing the landing button device 4, and FIG. 8 (b) is FIG. It is sectional drawing along the VIIIb-VIIIb line | wire of (a). As shown in FIG. 8, when the cover 11 is simply displaced from the box 8 to the front, the nut 22 is locked to the locking piece 32 via the spring 23, and the upper and lower fixtures 13 are fixed to the upper part. It does not come off from the metal fitting 9 and the lower fixing metal fitting 10.

  Therefore, when the cover 11 is removed from the box 8, the cover 11 is moved in the same manner as in the first embodiment, and then the cover 11 is kept away from the wall surface of the landing wall 1. The cover 11 is lifted and displaced upward by a predetermined distance along the opening 20 of the box 8 (cover slide process).

  9 is a configuration diagram showing the landing button device 4 when the cover 11 of FIG. 8 is displaced upward, FIG. 9A is a front view showing the landing button device 4, and FIG. 9B is FIG. It is sectional drawing along the IXb-IXb line | wire of (a). As shown in FIG. 9, when the cover 11 is displaced upward with the cover 11 being separated from the wall surface of the landing wall 1, the screw rod 21 of the lower fixture 13 is moved from the position of the vertical portion 32 a of the lower fixing bracket 10. Displaced to the position of the inclined portion 32 b, the screw rod 21 of the upper fixture 13 is disengaged from the partially open oblong hole 39 of the upper fixing bracket 9 into the large diameter portion 38.

  Thereafter, only the upper part of the cover 11 is further displaced forward, and the cover 11 is inclined. Thereby, the upper fixture 13 comes off from the large diameter portion 38 of the daruma hole 37 (cover inclination step).

  FIG. 10 is a configuration diagram showing the landing button device 4 when the upper portion of the cover 11 of FIG. 9 is displaced forward and the cover 11 is tilted, and FIG. 10 (a) is a front view showing the landing button device 4. FIG. 10B is a cross-sectional view taken along line Xb-Xb in FIG. As shown in FIG. 10, when the upper portion of the cover 11 is displaced forward and the cover 11 is tilted, the screw rod 21 of the lower mounting tool 13 is fitted in the partially open oblong hole 36. Thereafter, the lower attachment 13 is detached from the lower fixture 10 by displacing the cover 11 upward. In this way, the cover 11 is removed from the box 8.

  When the cover 11 is attached to the box 8, the operation is performed in the reverse order of the above procedure. However, when the screw rod 21 is fitted into the partially open elongated holes 36 and 39, the spring 23 is contracted by pressing the spring 23 with a finger of a hand or pressing the spring 23 with a bar-like or plate-like pressing tool, for example. However, the spring 23 is inserted between the nut 22 and the locking piece 32.

  When the lower fixture 13 is attached to the lower fixture 10, as shown in FIG. 10, the cover 11 is tilted while the upper portion of the cover 11 is separated from the box 8 while the cover 11 is inclined. The screw rod 21 is fitted into the partially open oblong hole 36 of the lower fixing bracket 10. At this time, it is confirmed from the space opened upward between the box 8 and the cover 11 whether or not the screw rod 21 is fitted in the partially open oblong hole 36.

  In such an elevator equipment box 5, the locking piece 32 of the lower fixing bracket 10 has an inclined portion 32 b that inclines toward the opening side of the opening 20 of the box 8 with the partial opening long hole 36 inclined. In the state where the cover 11 is inclined with respect to the opening 20 of the box 8, the screw rod 21 of the lower fixture 13 can be fitted into the partially open elongated hole 36 of the lower fixing bracket 10. Therefore, when the screw rod 21 is fitted into the partially open oblong hole 36 of the lower fixing bracket 10, the space between the box 8 and the cover 11 can be greatly opened upward, and the space between the box 8 and the cover 11 can be opened. The screw rod 21 can be easily fitted into the partially open oblong hole 36 of the lower fixing bracket 10 while checking from the space. Thereby, the attachment / detachment work of the cover 11 with respect to the box 8 can be performed easily.

Embodiment 3 FIG.
In the first embodiment, the positions of the screw rods 21 of the upper and lower fixtures 13 cannot be adjusted with respect to the back surface of the lid plate 12, but the positions of the screw rods 21 with respect to the lid plate 12 are the positions of the lid plate 12. You may make it adjustable in the direction along the back surface.

  That is, FIG. 11 is a front view showing the lower part of the hall button device 4 according to the third embodiment of the present invention. FIG. 12 is a cross-sectional view taken along line XII-XII in FIG. The screw rod 21 of the lower attachment 13 is fixed to a plate-like attachment 41 arranged along the back surface of the lid plate 12. The mounting bracket 41 is provided with a pair of long holes 42 separated from each other in the width direction of the lid plate 12. The screw rod 21 is fixed to a portion between the pair of long holes 42 in the mounting bracket 41. Each elongated hole 42 extends along the width direction of the cover plate 12. A stud bolt 43 that is individually passed through each elongated hole 42 is fixed to the lower surface of the lower portion of the cover plate 12.

  A fixing nut 44 is screwed onto the stud bolt 43. The mounting bracket 41 and the screw rod 21 are fixed to the back surface of the lid plate 12 by fastening a fixing nut 44 to a stud bolt 43 passed through the elongated hole 42 and tightening. The position of the screw rod 21 with respect to the cover plate 12 can be adjusted within the range of the length of the long hole 42 in the width direction of the cover plate 12 by loosening the fixing nut 44.

  The screw rod 21 of the upper fixture 13 is also fixed to the back surface of the upper portion of the cover plate 12 by the same configuration as the screw rod 21 of the lower fixture 13. Therefore, even in the upper fixture 13, by loosening the fixing nut, the position of the screw rod 21 with respect to the cover plate 12 can be adjusted within the range of the length of the long hole in the width direction of the cover plate 12. ing. The width of the locking piece 32 is shorter than the locking piece 32 of the first and second embodiments in order to avoid interference between the stud bolt 43 and the fixing nut 44 and the locking piece 32. . Other configurations are the same as those in the first embodiment.

  In such an elevator equipment box 5, the positions of the screw rods 21 of the upper and lower fixtures 13 with respect to the cover plate 12 can be adjusted in the width direction of the cover plate 12. The tilt and the horizontal position can be adjusted. For example, if the lower fixing bracket 10 is shifted in the left-right direction (the width direction of the box 8) with respect to the upper fixing bracket 9, or if the box 8 itself is inclined with respect to the vertical direction and installed on the landing wall 1, There is also a possibility that the cover plate 12 attached to 8 is also inclined with respect to the vertical direction. Even in such a case, by adjusting the positions of the upper and lower screw rods 21 with respect to the cover plate 12, it is possible to prevent the cover plate 12 mounted on the box 8 from being inclined with respect to the vertical direction.

  In the above example, the position of the upper and lower screw rods 21 with respect to the lid plate 12 can be adjusted in the width direction of the lid plate 12, but the position of the upper and lower screw rods 21 with respect to the lid plate 12 is the position of the lid plate 12. It may be adjustable in the longitudinal direction (vertical direction). In this case, the mounting bracket 41 is provided with a pair of long holes 42 extending along the longitudinal direction of the lid plate 12. In this way, the vertical position of the cover 11 with respect to the box 8 can be adjusted.

Embodiment 4 FIG.
FIG. 13 is a block diagram showing the upper part of the landing button device 4 according to Embodiment 4 of the present invention. FIG. 13A is a front view showing the upper part of the landing button device 4, and FIG. It is sectional drawing along the XIIIb-XIIIb line | wire of a). 14 is a block diagram showing the upper part of the landing button device 4 when the cover 11 of FIG. 13 is displaced forward, and FIG. 14 (a) is a front view showing the upper part of the landing button device 4, FIG. FIG. 14B is a sectional view taken along line XIVb-XIVb in FIG. A bar-like stopper 51 having a length shorter than that of the screw bar 21 is provided on the upper back surface of the cover plate 12. As shown in FIGS. 13B and 14B, the stopper 51 protrudes from the back surface of the cover plate 12 in parallel with the screw rod 21 of the upper fixture 13. Further, the stopper 51 is disposed above the screw rod 21.

  The length of the stopper 51 is shorter than the distance from the back surface of the cover plate 12 to the nut 22. Accordingly, as shown in FIG. 13, the stopper 51 is inserted into the large-diameter portion 38 with the cover plate 12 closing the opening 20 of the box 8, and the cover 11 is pulled toward the front so that the When the cover 11 is displaced in a direction away from the opening 20, as shown in FIG. 14, the cover 11 is detached from the large diameter portion 38.

  In a state in which the cover plate 12 closes the opening 20 of the box 8, the stopper 51 is engaged with the locking piece 32 that forms the inner surface of the large-diameter portion 38, so that the screw rod 21 is removed from the partially open oblong hole 39. The cover 11 is prevented from being displaced in the direction of disengagement (in this example, upward). Further, when the cover 11 is pulled forward and the cover plate 12 is displaced in a direction away from the opening 20 of the box 8, the stopper 51 is removed from the large diameter portion 38 (that is, the engagement with the locking piece 32). The displacement of the cover 11 is allowed in the direction (in this example, upward) in which the screw rod 21 is removed from the partially open oblong hole 39. Other configurations are the same as those in the first embodiment.

  In such an elevator equipment box 5, the stopper 51 is placed in the large-diameter portion 38 in a state where the screw rod 21 fits into the partially open slot 39 of the daruma hole 37 and the cover plate 12 closes the opening 20 of the box 8. Therefore, unless the cover 11 is displaced forward by the engagement of the stopper 51 with the locking piece 32 that forms the inner surface of the large-diameter portion 38, the screw rod 21 does not come out of the partially open elongated hole 39. Can be. Therefore, it is possible to make it more difficult to remove the cover 11 from the box 8 due to mischief, and it is possible to further enhance protection against mischief.

  In the above example, the stopper 51 is arranged above the screw rod 21 so that the stopper 51 is inserted into the large-diameter portion 38 with the cover plate 12 closing the opening 20 of the box 8. However, the present invention is not limited to this. For example, the stopper 51 is disposed below the screw rod 21, and the locking piece of the upper fixing bracket 9 in a state where the cover plate 12 closes the opening 20 of the box 8. The stopper 51 may be engaged with the stopper 32 from below. Even in this case, the engagement of the stopper 51 with the locking piece 32 can prevent the cover 11 from being displaced in the direction in which the screw rod 21 is removed from the partially open oblong hole 39. Thereby, the protection against mischief can be further enhanced.

  Further, at least one of the configurations of the third and fourth embodiments may be applied to the configuration of the second embodiment, and the configuration of the fourth embodiment may be applied to the configuration of the third embodiment.

  Further, in each of the above embodiments, the partial opening long hole 36 provided in the locking piece 32 of the lower fixing bracket 10 is merely opened to the inside of the box 8. Similarly to the partially open elongated hole 39 provided in the piece 32, the partially opened elongated hole 36 may constitute a part of the darling hole. That is, a spar hole constituted by a large-diameter portion through which the screw rod 21, the nut 22 and the spring 23 can pass, and a partially open elongated hole 36 connected to the lower portion of the large-diameter portion and having the upper portion opened into the large-diameter portion. You may provide in the latching piece 32 of the lower fixing bracket 10. FIG.

  Moreover, in each said embodiment, although the protrusion part which protrudes from the back surface of the cover plate 12 is made into the screw rod 21, and the receiving part provided in the protrusion part is made into the nut 22, it is not limited to this, A screw Instead of the rod 21 and the nut 22, for example, a bolt having a head, a screw, a pin, or the like may be used. In this case, a head such as a bolt, a screw, or a pin is a receiving portion, and a shaft extending from the head is a protruding portion.

  Moreover, in each said embodiment, although the equipment box 5 is applied to the landing button apparatus 4 provided in the landing wall 1, for example, even if an equipment box is applied to the car operation panel etc. provided in the inner wall of the car Good. In this case, the cover plate 12 of the cover 11 is provided with devices such as a destination floor button for registering a destination floor and a door open button and a door close button for opening and closing a car doorway.

  5 equipment box (elevator equipment box), 8 box, 9 upper fixing bracket (support member), 10 lower fixing bracket (support member), 11 cover, 12 lid plate, 13 fixture, 20 opening, 21 screw rod ( Protruding part), 22 Nut (receiving part), 23 Spring (elastic body), 32 Locking piece, 32b Inclined part, 36 Partially open oblong hole (recessed part), 37 Darling hole, 38 Large diameter part, 51 Stopper.

Claims (4)

A box with an opening,
A support member provided on an inner surface of the box; a lid plate; and a fixture provided on a back surface of the lid plate, wherein the fixture is attached to the support member by the lid plate. It has a cover that closes the opening of the box,
The fixture has a protruding portion protruding from the back surface of the lid plate, a receiving portion provided in the protruding portion, and an elastic body provided between the receiving portion and the lid plate,
The support member has a locking piece facing the back surface of the lid plate in a state where the lid plate closes the opening of the box,
The locking piece is provided with a recess into which the protruding portion located between the receiving portion and the lid plate is fitted,
The attachment is attached to the support member in a state where the protrusion is fitted in the recess while the elastic body is contracted between the receiving portion and the locking piece, and the cover is attached to the opening of the box. An elevator equipment box, wherein the elevator box is displaced along the protrusion and the protrusion is disengaged from the support member.   2. The elevator equipment box according to claim 1, wherein the locking piece has an inclined portion that inclines toward the opening side of the opening portion of the box with the concave portion directed.   3. The elevator equipment box according to claim 1, wherein the position of the projecting portion with respect to the lid plate is adjustable in a direction along the back surface of the lid plate. On the back surface of the lid plate, a stopper shorter than the protruding portion is provided,
The stopper engages with the support member in a state where the cover plate closes the opening of the box, thereby preventing the cover from being displaced in a direction in which the protrusion is removed from the recess. The cover plate is displaced in a direction away from the opening of the cover and disengaged from the support member, thereby allowing the cover to be displaced in a direction in which the protrusion is removed from the recess. The elevator equipment box according to any one of claims 1 to 3.

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