JP2011148612A - Assembling work platform of elevator control device - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an assembling work platform of an elevator control device capable of reducing a physical burden of a worker when assembling a control unit long in the vertical direction. <P>SOLUTION: This assembling work platform rockably supports the control unit large in a dimension in the vertical direction around a horizontal support shaft, and can fix it at a predetermined rocking angle. Thus, since the control unit can be set in vertical, inclined, and horizontal respective rocking positions in response to in which part in the vertical direction control equipment is installed among the control unit, the worker can easily perform installation work in a standing state, and can reduce a physical burden of the worker. <P>COPYRIGHT: (C)2011,JPO&INPIT

Description

  The present invention relates to a work table used when assembling an elevator control device, and more particularly to a technique for reducing a physical burden on an operator when assembling a control unit that is long in the vertical direction.

Conventionally, a control device for controlling the operation of the elevator has been installed at the elevator machine room or at the top of the hoistway.
In general, this control device incorporates a control unit and a unit in which various control products such as a breaker, a conductor, and a relay are mounted inside a steel plate casing.

By the way, some units housed in the casing of such a control device have large vertical dimensions.
At this time, as described in Patent Document 1 below, when the assembly of the control article is performed in a state where the unit is erected, the control article is assembled to the lower part of the unit in the vertical direction of the unit. At the same time, the worker had to take a posture of becoming a middle waist or crouching down, and the physical burden was large.

  Therefore, as described in Patent Document 2 below, various improvements have been proposed in order to reduce the physical burden on the worker in the assembly work of the control device.

JP-A-7-144856 JP 2007-53837 A

  However, a specific improvement measure for reducing the physical burden on the operator when assembling the control article in a unit having a large vertical dimension has not been proposed so far.

  SUMMARY OF THE INVENTION Accordingly, an object of the present invention is to provide an assembly work table for an elevator control device that eliminates the problems of the prior art described above and can reduce the physical burden on the operator when assembling a control unit that is long in the vertical direction. It is in.

The present invention for solving the above problems
A work table used when assembling an elevator control device,
A body part installed on the work floor;
A unit support for supporting a control unit incorporated in the control device;
A support means provided on the main body for supporting the unit support so as to be swingable around a horizontal support shaft;
And a fixing means interposed between the main body portion and the support means for fixing the support means at a predetermined swinging position.

That is, the assembly work table of the elevator control device according to the present invention is configured to support a control unit having a large vertical dimension so as to be swingable around a horizontal support shaft and to be fixed at a predetermined swing angle. is there.
Thereby, when assembling the control article on the upper part in the vertical direction of the control unit, the control unit can be fixed in an upright state, so that an operator can perform the assembling work while standing on the work floor. it can.
In addition, when assembling the control article in the center of the control unit in the vertical direction, the control unit can be fixed in an inclined state of about 45 degrees, so that the operator can assemble without taking the middle waist posture. Work can be done.
Furthermore, when assembling the control article in the lower part of the control unit in the vertical direction, the control unit can be fixed in a horizontal state, so that the operator can perform assembly work in an easy posture without squatting down. Can do.

  ADVANTAGE OF THE INVENTION According to this invention, the assembly work table | surface of the elevator control apparatus which can reduce the physical burden of the operator at the time of assembling a control unit long to an up-down direction can be provided.

The perspective view which shows the frame of the state which stood the unit support frame. The perspective view which shows the frame of the state which inclined the unit support frame at 45 degree | times. The perspective view of the frame shown in the state which laid the unit support frame horizontally. The perspective view of the worktable shown in the state which stood the unit support body. The perspective view of the worktable shown in the state which inclined the unit support body at 45 degree | times. The perspective view of the worktable shown in the state which laid the unit support body horizontally. The side view which shows the operation | work in the state which stood the control unit. The side view which shows the operation | work in the state which inclined the control unit at 45 degree | times. The side view which shows the operation | work in the state which laid the control unit horizontally. The perspective view which shows the unfolded state of the work bench | platform of a modification. The perspective view shown in the work-table accommodation state of a modification.

  Hereinafter, with reference to FIGS. 1-11, one Embodiment and the modification of an assembly work table | surface of the elevator control apparatus of this invention are described in detail. In the following description, the same reference numerals are used for the same parts, and redundant descriptions are omitted.

First, with reference to FIG. 1 to FIG. 3, a frame constituting the work table 100 of the present embodiment will be described.
The frame includes a main body frame (main body portion) 10 installed on the work floor, a swing frame (support means) 20 that swingably supports the control unit, and the swing frame 20 at a predetermined swing position. It has two sets of fixing arms (fixing means) 31 and 32 for fixing to each other, both of which are combinations of commercially available hard resin pipes and joints.

The main body frame 10 is a combination of pipes and joints in a “square shape” and two upper and lower stages, and wheels 11 are respectively attached below the four corners.
In addition, a pair of left and right support arms 12 and 12 are erected at the center portion in the front-rear direction, and a horizontal support shaft 13 extending in the left-right direction is stretched over the upper ends of these support arms 12 and 12. Yes.

The swing frame 20 is for attaching a unit support 40 to be described later. The pipe 21 and the joint are combined into a “Japanese character”, and the pipe 21 extending in the left-right direction at the center is formed by a pair of left and right joints 22 and 22. A horizontal pivot 13 is attached so as to be relatively rotatable.
Further, two sets of engaging protrusions 23 and 24 are fixed to the front portion of the swing frame 20 so as to protrude outward in the left-right direction.

The fixed arms 31 and 32 are manufactured by combining pipes and joints. The base ends of the fixed arms 31 and 32 are swingably attached to the main body frame 10, and the swinging ends are engaged with the engaging protrusions 23 and 24. Joints 31a and 32a that are detachably fitted are respectively attached.
At this time, as shown in FIG. 1, the two fixed arms 31 and 32 are in a state of being tilted with respect to the main body frame 10 in a state where the swing frame 20 is set up vertically with respect to the work floor.
The swing frame 20 is connected and fixed to the support arms 12 and 12 by a joint (not shown).

  On the other hand, as shown in FIG. 2, in a state where the swing frame 20 is inclined at an angle of about 45 degrees, the shorter fixed arms 32 and 32 are erected and attached to the swing end. The joints 32a and 32a are fitted into one engaging projections 24 and 24 of the swing frame 20, respectively, and fix the swing frame 20 in an inclined state.

  As shown in FIG. 3, when the swing frame 20 is in a horizontal state, the longer fixed arms 31 and 31 stand up, and the joints 31a and 31a attached to the swing ends thereof swing. The swinging frame 20 is fixed in a horizontal state by being fitted to one of the engaging protrusions 23 and 23 of the frame 20, respectively.

On the other hand, the unit support 40 attached to the swing frame 20 is a thick aluminum plate, and a boss for fixing the control unit 50 of various sizes and shapes is formed in a desired screw hole (not shown). It can be screwed.
Then, the unit support 40 is attached to the swing frame 20 so that the unit support 40 stands upright, is tilted at about 45 degrees, and is horizontal as shown in FIGS. It can be fixed in a laid state.

  Next, with reference to FIGS. 7-9, the procedure of the operation | work which assembles the control unit 50 using the worktable 100 of this embodiment is demonstrated.

When assembling the control unit 50, first, the main body portion of the control unit 50 is fixed by a plurality of bosses B that are screwed at predetermined positions on the surface of the unit support 40.
Next, when the control article 51 is attached to the upper part of the control unit 50 that is long in the vertical direction, the swing frame 20, that is, the unit support 40 and the control unit 50 are set up vertically with respect to the work floor. To do.
Thereby, the worker W can attach the control article 51 to a high position of the control unit 50 while standing on the work floor.

On the other hand, when the control article 52 is attached to the central portion in the vertical direction of the control unit 50, as shown in FIG. 8, the swing frame 20, and thus the unit support 40 and the control unit 50 are placed on the work floor. And about 45 degrees.
Then, a part of the control unit 50 to which the control article 52 is attached faces diagonally upward and faces the operator W.
Thereby, the operator W can perform the operation | work which attaches the control article 52 to the center part of the up-down direction of the control unit 50 with the working posture which stood easily without becoming a middle waist.

Further, when the control article 53 is attached to the lower part of the control unit 50 in the vertical direction, as shown in FIG. 9, the swing frame 20, and hence the unit support body 40 and the control unit 50 are attached to the work floor. And lay it horizontally.
Then, the portion of the control unit 50 to which the control article 53 is attached is positioned at the same height as the operator's waist while facing upward.
Thereby, the operator W can perform the operation | work which attaches the control article 53 to the lower part of the control unit 50 with the work posture which stood up easily, without squatting on a work floor.

That is, the pair of left and right work tables 100 according to the present embodiment supports the control unit 50 having a large vertical dimension so as to be swingable around the horizontal support shaft 13 and can be fixed at a predetermined swing angle. Is.
Thereby, the rocking | fluctuation angle of the control unit 50 can be changed according to the position of the up-down direction which attaches control articles 51,52,53 among the control units 50. FIG.
Accordingly, the worker W can perform the assembly work in an easy working posture standing on the work floor without becoming a middle waist or squatting down, and thus the physical burden can be greatly reduced. .

  In addition, since the work table 100 of the present embodiment is manufactured by combining commercially available hard pipe materials and joints, various sizes of objects can be freely adjusted according to the size of the control unit 50. And it can be manufactured at low cost.

  Further, since the wheels 11 are respectively attached below the four corners of the main body frame 10, the control unit 50 in which the assembly of the control articles 51, 52, 53 has been completed is freely conveyed to the next work process. be able to.

Modified Example On the other hand, as shown in FIGS. 10 and 11, the control articles 51, 52, and 53 are assembled to the control unit 50 by arranging the shelves 60 for placing components and tools on the main body frame 10. Work can be performed even more easily.
In particular, by connecting one column 61 of the shelf 60 to one of the support arms 12 of the main body frame 10 so as to be relatively rotatable, the unfolded state shown in FIG. 10 and the stowed state shown in FIG. Can be easily switched.
Needless to say, the shelf 60 can also be manufactured by combining commercially available hard pipe materials and joints.

As mentioned above, although one Embodiment and the modification of the assembly work table | surface of the elevator control apparatus of this invention were described in detail, it cannot be overemphasized that this invention is not limited by embodiment mentioned above and a various change is possible. Yes.
For example, in the embodiment described above, the control unit 50 is fixed at a predetermined swing angle by the two sets of fixed arms 31 and 32 connected to the main body frame 10, but a structure using one set of telescopic fixed arms. It can also be changed.
Furthermore, when the weight of the control unit 50 increases, the swing angle can be changed using a jack.
In addition, a groove extending in the left-right direction and the front-rear direction can be provided on the surface of the unit support 40, and the boss B can be moved inside the groove.

DESCRIPTION OF SYMBOLS 10 Main body frame 11 Wheel 12 Support arm 13 Horizontal support shaft 20 Oscillating frame 21 Central pipe 22 Joint 23, 24 Engagement protrusion 31, 32 Fixed arm 31a, 32a Joint 40 Unit support body 50 Control unit 51, 52, 53 Control Supplies 60 Shelf 100 Assembly Work Table of One Embodiment

Claims (6)

A work table used when assembling an elevator control device,
A body part installed on the work floor;
A unit support for supporting a control unit incorporated in the control device;
A support means provided on the main body for supporting the unit support so as to be swingable around a horizontal support shaft;
A fixing means interposed between the main body portion and the support means to fix the support means at a predetermined swing position;
An assembly work table for an elevator control device comprising:   The assembly operation of the elevator control device according to claim 1, wherein the main body portion, the support means, and the fixing means are manufactured by combining commercially available hard resin pipes and joints. Stand.   The assembly work table for an elevator control device according to claim 1, wherein a plurality of traveling wheels are provided at a lower portion of the main body portion.   The fixing means is a fixing arm whose base end is swingably supported by the main body portion and has a joint at its distal end that is detachably engaged with the support means. An assembly work table for the elevator control device according to any one of claims 1 to 3.   5. The assembly work table for an elevator control device according to claim 4, wherein the fixed arm has a structure that can be expanded and contracted to freely change its length.   The shelf according to claim 1, further comprising a shelf on which a component and a tool can be placed, which is swingable between a state of being housed on the body portion and a state of being unfolded to the side of the body portion. An assembly work table for an elevator control device according to any one of claims 1 to 5.

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