JP5053171B2 - Escalator work box - Google Patents

Description

  The present invention relates to an escalator work box, and more particularly, to an escalator work box that stores items necessary for work when work is performed in a state where a step and a step shaft are separated.

  Currently, escalators are installed in various facilities such as commercial facilities. The escalator needs to be regularly inspected every predetermined period, and steps may be removed from various maintenance inspection work, and the maintenance worker may enter the truss from the place where the steps are removed and perform the work. At this time, if the tool used for the maintenance work is placed inside the truss, it may be left as it is, so that the place where the tool is placed may be troubled. As a technique related to the present invention, Patent Document 1 discloses an escalator walking scaffold laid in an opening when an escalator step is removed, and the scaffold main body and the scaffold main body are provided in the opening. The support part for attaching to a step axis | shaft is disclosed, and the support part is provided so that an attachment position can be changed with respect to the longitudinal direction of the scaffold main body.

JP 2001-130861 A

  A method of using a tool for maintenance work on the scaffold main body of the scaffold for walking of the escalator described in Patent Document 1 is also conceivable. However, simply placing a tool for maintenance work on the scaffold main body may cause the tool to fall inside the truss, for example, when another maintenance worker moves on the step.

  An object of the present invention is to provide an escalator work box for more suitably storing escalator maintenance work tools and the like.

Escalator working box according to the present invention is a escalator working box used in the escalator and a step attached to a plurality of step-axis and each step shaft to the maintenance, you accommodating a tool for use in maintenance work and retract and section, steps when performing maintenance work in a state of being detached from the step shaft, characterized in that it comprises at least two attachment members attaching the housing part to each of the two steps axis.

  Moreover, in the escalator work box according to the present invention, the escalator work box is preferably made of a material having such a strength that a worker can get on the upper surface thereof.

  In the escalator work box according to the present invention, the material constituting the escalator work box is preferably stainless steel.

Further, the escalator working box according to the present invention, a lid for opening and closing the opening of the housing part, and a hinge connecting the a holding section lid, step shaft lid when opening the opening of the housing part preferably includes a latching portion for latching to.

Further, the escalator working box according to the present invention, there is provided a lid for opening and closing the opening of the housing part, preferably includes a lid that is slidable in the axial direction of the step axis.

  In the escalator work box according to the present invention, it is preferable that the lid is divided into two lid members and slidable in the axial direction of the step shaft.

  In the escalator work box according to the present invention, it is preferable that the lid portion is provided on a side wall surface disposed on the lower floor side of the side wall surface perpendicular to the tread floor surface of the step in the storage unit.

Further, in the escalator work box according to the present invention, the storage portion includes an attachment member guide groove for guiding the movement of the attachment member in a direction perpendicular to the stepping plate floor surface, and two step shafts to which the escalator work box is attached. It is preferable to have a control unit that moves the attachment member so that the bottom surface of the storage unit is kept in a horizontal state with the step board floor surface of the step in accordance with a change in the interval along the vertical direction to the step board floor surface of the step.

  According to the escalator having the above-described configuration, the tool can be stored inside through the opening of the storage portion, and the opening can be closed by the lid portion. As a result, it is possible to prevent a situation in which another maintenance worker kicks off the tool, and it is possible to more suitably store the escalator maintenance tool and the like.

  According to the escalator configured with the above-described stainless steel as a material, it is possible to ensure a strength that allows a maintenance worker to get on the upper surface. Thereby, it can utilize also as a scaffold when another maintenance worker moves an escalator.

  According to the escalator which is divided into the two lid members having the above-described configuration and has a lid portion slidably provided in the axial direction of the step shaft, the tool can be stored in a more compact configuration.

  Embodiments according to the present invention will be described below in detail with reference to the accompanying drawings. In the following description, it is assumed that the material constituting the escalator work box is stainless steel. However, any material having enough strength to allow an operator to ride on the upper surface thereof may be used. There may be. Further, in this description, specific shapes, materials, numerical values, directions, and the like are examples for facilitating understanding of the present invention, and can be appropriately changed according to the use, purpose, specification, and the like.

  FIG. 1 is a diagram showing a state in which an escalator work box 20 according to a first embodiment of the present invention is attached to an escalator 10 with a lid portion 22 closed. FIG. 2 is a view showing a state where the escalator work box 20 is attached to the escalator 10 with the lid portion 22 opened. The escalator 10 includes a step 8, step shafts 7 and 9, a handrail 4, a balustrade 6, and an escalator work box 20.

  Step 8 is a tread board that is attached to the step shafts 7 and 9 and on which a passenger rides, and has a function of rotating in an endless manner. The handrail 4 can be attached or grasped by the passenger and has a function of rotating in synchronization with the step 8. The balustrade 6 has a function of guiding the rotation of the handrail 4 and preventing the passenger's body from going out of the escalator 10 when the step 8 moves.

  The escalator work box 20 has a function of storing a tool used for maintenance work in an internal storage space. The escalator work box 20 includes a storage portion 24 and a lid portion 22. The storage unit 24 has an opening 21 on the upper surface side, and has a box shape in which a tool can be stored in the storage space inside the opening 21. The storage portion 24 has a width that is the width in the axial direction of the step shafts 7 and 9 that is slightly smaller than that of the step 8, and the distance between the adjacent step shafts 7 and 9 that have a vertical width that is perpendicular to the horizontal width when viewed from above. Smaller than that. The storage unit 24 is made of stainless steel. Further, a hook-shaped attachment member 28 that is attached to the step shaft 7 on the lower floor side is provided on the upper side of the side wall surface facing the lower floor among the side wall surfaces that form the storage section 24, and the upper layer of the storage section 24. A hook-shaped attachment member 26 attached to the step shaft 9 on the upper floor side is provided on the upper part of the side wall surface facing the floor side. The storage unit 24 has a depth enough to store a tool used for maintenance work.

  The lid portion 22 is a stainless steel plate having a size slightly larger than the opening 21 of the storage portion 24. The front end of the lid portion 22 has a latching portion 23 that is formed by bending in the upper floor direction so as to latch on the adjacent step 8 when the lid portion 22 is moved so as to open the opening 21. Further, as shown in FIG. 2, a hinge 25 is provided between the back surface 212 of the lid portion 22 and the inner side surface 214 of the storage portion 24, thereby connecting the lid portion 22 and the storage portion 24. .

  Next, the operation of the escalator work box 20 configured as described above will be described. The escalator 10 needs to be regularly inspected at predetermined intervals. A part of step 8 is removed, and a maintenance worker enters the truss from the position where step 8 is removed and performs work. At this time, the step shafts 7 and 9 are exposed where the step 8 is removed. The attachment member 26 of the escalator work box 20 is attached to the step shaft 9, and the attachment member 28 is attached to the step shaft 7. When the lid portion 22 is moved so that the opening 21 is opened as shown in FIG. 2, the maintenance worker can store the tool from the opening 21 into the storage portion 24. Then, when the lid portion 22 is moved so that the opening 21 is closed again as shown in FIG. 1, the tool stored in the storage portion 24 is not kicked by another maintenance worker, and the tool is popped out of the storage portion 24. It is also possible to prevent falling into the truss. Further, since the escalator work box 20 is made of stainless steel and has an appropriate strength, it can be used as a scaffold by other maintenance workers when the lid 22 is closed. Further, when the tool stored in the storage unit 24 is needed, the lid unit 22 can be opened and taken out again as shown in FIG.

  In the above description, one escalator work box 20 is attached to the step shaft. However, when a plurality of step 8 are removed, a plurality of escalator work boxes 20 may be attached. As the width of the work box 20 is small, it may be attached to a plurality of step shafts in a staggered manner. Accordingly, the escalator work box 20 can be used as a scaffold for the escalator 10.

  Next, an escalator work box 120 according to a second embodiment of the present invention will be described with reference to FIG. FIG. 3 is a perspective view of the escalator work box 120 according to the second embodiment of the present invention. Here, since the escalator work box 120 has substantially the same configuration as the escalator work box 20 of the first embodiment, the same components are denoted by the same reference numerals, and the description will be repeated. Omitted, a different configuration and its operation will be described. Since the escalator work box 120 is different only in the lid 121, the lid 121 will be specifically described below.

  The lid 121 includes an upper lid 122, a lower lid 123, a frame portion 124, an upper guide groove 125, and a lower guide groove 127. The upper lid 122 and the lower lid 123 have half the size of the opening 211 provided on the upper surface side of the lid portion 121. The upper guide groove 125 and the lower guide groove 127 are provided along the longitudinal direction of the lid portion 121 so that the upper lid 122 and the lower lid 123 can slide relative to each other.

  Next, the operation of the escalator work box 120 configured as described above will be described with reference to FIGS. 1 and 3. In the maintenance work of the escalator 10, an escalator work box 120 is attached instead of the escalator work box 20 shown in FIG. Specifically, a part of the step 8 is removed and the step shafts 7 and 9 are exposed, the attachment member 26 of the escalator work box 120 is attached to the step shaft 9, and the attachment member 28 is attached to the step shaft 7. It is done. Then, by sliding the lower lid 123 of the lid 121, the maintenance worker can store the tool in the storage unit 24 through the opening 211. Then, when the lower lid 123 of the lid 121 is slid again to the opposite side, the opening 211 can be closed, so that tools for maintenance work of the escalator 10 can be stored, and other maintenance workers can escalate. It can also be used as a scaffold when moving 10. Of course, the same effect can be obtained by sliding the upper lid 122 of the lid 121 to the opposite side. In the above description, the lid 121 is described as opening and closing the opening 211 using two lids. However, the opening 211 may be opened and closed using one lid, and three or more lids are used. Even if the opening 211 is opened and closed, the same effect can be obtained.

  Next, an escalator work box 220 according to a third embodiment of the present invention will be described with reference to FIG. FIG. 4 is a perspective view of an escalator work box 220 according to the third embodiment of the present invention. Here, since the escalator work box 220 has substantially the same configuration as the escalator work box 20 of the first embodiment, the same components are denoted by the same reference numerals and redundant descriptions are incorporated by reference. Omitted, a different configuration and its operation will be described. Since the escalator work box 220 is different in the storage unit 224, the cover unit 221, and the drive unit 230, the storage unit 224, the cover unit 221, and the drive unit 230 will be specifically described below.

  The storage unit 224 differs from the storage unit 24 in the position where an opening for storing a tool used for maintenance work is provided, and is disposed on the lower floor side when attached to the step shafts 7 and 9 shown in FIG. An opening 311 is provided on the side surface.

  The lid portion 221 includes an upper lid 222, a lower lid 223, a frame portion 226, an upper guide groove 225, a lower guide groove 227, and an attachment member guide groove 229. The lid portion 221 has almost the same configuration as the lid portion 121, the difference being that the size is different, and an attachment member guide groove 229 for guiding the movement of the attachment member 28 in the direction perpendicular to the tread floor surface in step 8. It is a point including.

  The driving unit 230 includes a bar member 232, a gear 233, and a motor 231. The bar member 232 includes a screw bar threaded on the outer periphery in order to move the attachment member 28 in a direction perpendicular to the tread floor surface of Step 8. The gear 233 rotates so as to mesh with the threaded portion of the bar member 232, and is arranged so as to sandwich the bar member 232 in order to move the bar member 232 along the direction perpendicular to the tread floor surface of Step 8. A plurality of them are provided. The motor 231 is a rotating electric machine provided to rotate each gear 233 and rotates under the control of the control unit 80.

  The control unit 80 causes the bottom surface of the storage unit 224 to be level with the tread floor surface of the step 8 in accordance with the change in the vertical distance from the tread floor surface of the step shaft 8 of the step shafts 7 and 9 to which the escalator work box 220 is attached. It has a function of controlling the motor 231 in order to move the mounting member 28 so as to maintain the state. Specifically, when the step shafts 7 and 9 to which the escalator work box 220 is attached are specified in advance, the control unit 80 causes the step drive device (not shown) of the escalator 10 to rotate to move the step 8. Can be communicated with the control unit 80 by wireless communication) to extract the rotation angle corresponding to the position of the step shafts 7 and 9 on the escalator 10. Then, the positions of the step shafts 7 and 9 are detected from the rotation angle, and the distance between the step shafts 7 and 9 and the step board floor surface in the vertical direction that is associated with the positions of the step shafts 7 and 9 in advance is calculated. As a result, the necessary rotation amount of the motor 231 is calculated in order to move the mounting member 28 so that the bottom surface of the storage portion 224 is kept horizontal with the treadle floor surface of Step 8, and the rotation control is performed according to the necessary rotation amount. Has the function to perform. In the above description, the step shafts 7 and 9 to which the escalator work box 220 is attached are described as being specified in advance. However, a pressure detection switch that detects the pressing force due to the attachment of the attachment members 26 and 28 to each step shaft is provided. The rotation angle may be acquired by specifying the step axis to which the escalator work box 220 is attached.

Next, the operation of the escalator work box 220 configured as described above will be described with reference to FIGS. 1, 4, and 5. In the maintenance work of the escalator 10, an escalator work box 220 is attached instead of the escalator work box 20 shown in FIG. Also in the escalator work box 220, tools for maintenance work of the escalator 10 and the like can be accommodated, and the escalator work box 220 can be used as a scaffold when other maintenance workers move the escalator 10. FIG. 5 is a diagram illustrating the relationship between the step shafts 7 and 9 and the escalator work box 220 as viewed from the axial direction of the step shaft. As shown in FIG. 5, when the step shafts 7 and 9 to which the escalator work box 220 is attached are positioned at b and c, the distance between the step shafts 7 and 9 and the step board floor surface of the step 8 is zero. is there. Similarly, when the step shafts 7 and 9 are positioned at d and e, the distance between the step board floor surface and the vertical direction in step 8 is h ₁ , and step 8 when the step shafts 7 and 9 are positioned at f and g. the treads spacing floor perpendicular direction which is h _2. The control unit 80 requires the motor 231 to rotate in order to move the mounting member 28 so that the bottom surface of the storage unit 224 is kept horizontal with the treadle floor surface of step 8 based on the vertical distance from the treadle floor surface of step 8. Rotation control is performed by calculating the amount. Thereby, even if it is a case where step 8 is moved, storing a tool etc. in the escalator work box 220, it can prevent that a tool etc. fall from the escalator work box 220. FIG.

It is a figure which shows a mode that the work box for escalators which are 1st Embodiment of this invention is attached to the escalator in the state by which the cover part was closed. It is a figure which shows a mode that the work box for escalators is attached to the escalator in the state by which the cover part was opened. It is a perspective view of the work box for escalators which is 2nd Embodiment of this invention. It is a perspective view of the work box for escalators which is 3rd Embodiment of this invention. It is a figure which shows the relationship between the step axis | shaft seen from the axial direction of the step axis | shaft, and the escalator work box.

Explanation of symbols

  4 handrails, 6 balustrades, 7, 9 step shafts, 8 steps, 10 escalators, 20, 120, 220 escalator work boxes, 21, 211, 311 openings, 22, 121, 221 lids, 23 hooks, 24 , 224 Storage part, 25 Hinge, 26, 28 Mounting member, 80 Control part, 122, 222 Upper lid, 123, 223 Lower lid, 124, 226 Frame part, 125, 225 Upper guide groove, 127, 227 Lower guide Groove, 212 back surface, 214 inner side surface, 229 mounting member guide groove, 230 drive unit, 231 motor, 232 bar member, 233 gear.

Claims (8)

An escalator work box used for maintenance work in an escalator having a plurality of step shafts and steps attached to each step shaft,
And Osamu pay part you houses a tool to be used for maintenance work,
When performing maintenance work with the step removed from the step shaft, at least two attachment members for attaching the storage portion to each of the two step shafts ;
An escalator work box comprising: In the escalator work box according to claim 1,
Escalator work box
An escalator work box characterized by being made of a material having such a strength that a worker can get on the upper surface thereof. In the work box for escalators according to claim 1 or 2,
The escalator work box is characterized in that the material constituting the escalator work box is stainless steel. In the work box for escalators according to any one of claims 1 to 3,
A lid for opening and closing the opening of the storage unit;
A hinge connecting the lid and the storage;
A hooking portion for hooking the lid to Step axis when opening the opening of the housing part,
An escalator work box comprising: In the work box for escalators according to any one of claims 1 to 3,
A lid for opening and closing the opening of the housing part, escalator working box, which comprises a lid portion in the axial direction that is slidable in step axis. In the escalator work box according to claim 5,
The lid is
An escalator work box characterized by being divided into two lid members and slidable in the axial direction of the step axis. In the work box for escalators according to claim 5 or 6 ,
The lid is
An escalator work box, characterized in that the escalator work box is provided on a side wall surface arranged on a lower floor side of a side wall surface perpendicular to a tread floor surface of a step in a storage unit. In the work box for escalators according to any one of claims 1 to 7,
The storage section
A mounting member guide groove for guiding the movement of the mounting member in a direction perpendicular to the stepping plate floor surface;
Install the mounting member so that the bottom surface of the storage part is kept horizontal with the treadle floor surface of the step according to the change in the distance along the vertical direction of the treadle floor surface of the step of the two step shafts to which the escalator work box is attached A control unit to be moved ;
An escalator work box characterized by comprising:

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