JP4919612B2 - Escalator manufacturing method and escalator - Google Patents

Description

  The present invention relates to an escalator manufacturing method and an escalator suitable for installation work.

  A conventional escalator is configured as shown in FIG. FIG. 5 is a schematic side view of a general escalator. The escalator 1 is installed in an inclined manner so as to straddle between upper and lower floors of a building or the like, and travels in an upward or downward direction on a step 2 connected endlessly. It is a transport device that moves up and down toward the upper and lower floors.

  The escalator 1 is provided with machine rooms 4a and 4b below the floor plates 3a and 3b of the upper and lower floors, respectively, in which the upper floor side machine room 4a has a drive machine 5 such as an electric motor, a drive gear 6, and a lower floor. A driven gear 7 is installed in the side machine room 4b. A drive chain 8 is stretched between the drive machine 5 and the drive gear 6, and the rotational driving force by the drive machine 5 is transmitted to the drive gear 6 through the drive chain 8. Further, a step chain 9 connected in an endless manner is spanned between a drive gear 6 that is connected to the left and right of the escalator 1 and a driven gear 7 that is connected to the left and right as well. The rotational driving force of the drive gear 6 transmitted from the machine 5 is transmitted to the driven gear 7 through the step chain 9.

Of the front wheel side rollers and the rear wheel side rollers (not shown) that are rotatably provided on both end shafts of each step 2, the front wheel side rollers are engaged with the two left and right step chains 9 , thereby 2 are connected in an endless manner and travel in the upward or downward direction according to the rotational direction of the drive machine 5.

  10 is a guide rail provided on the shafts at both ends of each step 2 to guide the rollers, 11 is a balustrade that is erected from both sides of the step 2 with a small interval, and 12 is the same speed as each step 2 above the balustrade 11. It is a moving handrail that moves with.

  Furthermore, the relationship between each step 2 and the guide rail 10 will be described with reference to FIG. FIG. 6 is a sectional view showing a part of the escalator. Trusses 15 constituting the outer frame of the escalator 1 are arranged on both the left and right sides of the escalator 1, and a multi-purpose for supporting each required part constituting the escalator 1 with a predetermined interval on the opposite side of each truss 15. Support plates 16 are fixed respectively. The left and right multi-purpose support plates 16 have a front wheel side guide rail 10a and a rear wheel for guiding a front wheel side roller and a rear wheel side roller (not shown) respectively attached to both end shafts of each step 2 as described above. A side guide rail 10b is attached. At this time, the front wheel side guide rail 10a is formed in an L-shaped cross section, while the rear wheel side guide rail 10b is formed in an I-shaped cross section. And the front wheel side roller and the rear wheel side roller of each step 2 roll in a state where they are placed on the front wheel side guide rail 10a having the L-shaped cross section and the rear wheel side guide rail 10b having the I-shaped cross section, It is configured to move in a predetermined direction. Reference numeral 17 denotes a reinforcing member attached across the left and right trusses 15 and 15.

  By the way, the manufacturing method of the escalator as described above, after standing a pillar having a predetermined height in the center of the upper floor and the lower floor, respectively, after stretching the center wire 18 over these two pillars, A center line is set by hanging down a piano wire 20 with a swinging swing 19 from the center wire 18 to the tip. Then, installation work such as positioning, position adjustment and assembly of each component including the guide rails 10a and 10b related to the travel of each step 2 while checking the left and right dimensions from the center line using a measuring instrument such as a scale. (Patent Document 1).

In other conventional escalators, when the guide rails 10a and 10b described above are installed, the same centering operation as described above is performed to repeatedly position and adjust the right guide rails 10a and 10b, for example, the right and left ones. The guide members are attached to both sides of the roller provided on the right end shaft of each step 2, and the guide rails 10a and 10b having the convex shape are sandwiched between the guide members on both sides, and then the left guide rail 10a. , 10b positioning, position adjustment, and guide rails 10a, 10b on the left side of the escalator are laid (Patent Document 2).
JP-A-6-156959 Japanese Patent Laid-Open No. 10-218540

  However, in the method of manufacturing an escalator according to Patent Document 1, a piano wire 20 is suspended from the center wire 18 to set a center line, and a left and right equidistant position is confirmed from the center line using a measuring instrument such as a scale. Since each component is assembled while positioning and adjusting the position, various column installation work, centering work to set the center line of the escalator, and installation work such as installation of each component after centering are performed. Since this is necessary, there is a problem that the number of work steps increases.

  Moreover, in the manufacturing method of the escalator by patent document 2, using the manufacturing method similar to patent document 1, the installation operation | work of various support | pillars, the centering operation | work which sets a centerline, and positioning of either one of left and right guide rails Therefore, there is a problem that the number of work steps is the same as that of the manufacturing method of Patent Document 1, and the number of work steps still increases.

  The present invention has been made in view of the above circumstances, and an object of the present invention is to provide an escalator manufacturing method and an escalator capable of installing necessary components while reducing work man-hours without repeating centering by trial and error. And

(1) In order to solve the above-mentioned problem, the present invention travels between upper and lower floors of a building or the like, and a plurality of steps are connected endlessly to a step chain that moves by receiving rotational driving force. A method of manufacturing an escalator, the step of positioning and supporting the multipurpose integrated support body at predetermined intervals on the opposite surface side of the left and right trusses, and the front end surface of the multipurpose integrated support body fixed to a step portion formed at a predetermined position A step of attaching a front wheel side guide rail having a substantially concave cross section together with a roller lifting prevention member via a base cradle, and an end portion of each step inside the concave shape portion of the front wheel side guide rail A step of installing each step by fitting the front wheel side roller provided on the shaft with a slight free space in the width direction, and the multipurpose integrated support body with reference to the front wheel side guide rail A method of manufacturing an escalator comprising a step of attaching parts related to step travel including the rear wheel side guide rail of each step.

As another invention, the step of positioning and supporting the multipurpose integrated support plate at predetermined intervals on the opposite surface side of the left and right trusses, and the stepped portion formed at a predetermined position on the end surface of the multipurpose integrated support plate are substantially concave in cross section. The step of attaching the rear wheel side guide rail having a shape, and the rear wheel side rollers provided on the end shafts of the respective steps are fitted into the concave portion of the rear wheel side guide rail with a little free space in the width direction. And installing the parts related to the running of the step including the front wheel side guide rail of each step on the multi-purpose integrated support plate with reference to the rear wheel side guide rail. .

  In these inventions, the accuracy of the truss including the multi-purpose integrated support plate is determined by accurately positioning and fixing the multi-purpose integrated support plate attached to the left and right trusses at a predetermined interval by using the manufacturing method as described above. The front wheel side or rear wheel side guide rail having a substantially concave shape in cross section is mounted on the multi-purpose integrated support plate without positioning. The front wheel or rear wheel roller provided on the shafts on both ends of the step is fitted with some free space in the width direction, making it easy to install each step and using the front wheel or rear wheel side guide rail as a reference. This makes it possible to install parts related to step running including the front wheel side or rear wheel side guide rail of each of the steps described above, which significantly increases the work man-hours compared to the conventional installation work of each part. It is possible to reduce.

(2) The escalator according to the present invention includes a left and right truss having a predetermined truss width spanned between the upper and lower floors, and a multipurpose integrated support body supported at predetermined intervals on the opposite surface side of the left and right trusses. A front surface of the multi-purpose integrated support body is fixed to a stepped portion formed at a predetermined position on a base cradle. A front wheel side guide rail having a substantially concave cross section as a mounting reference for components related to step running attached together with the roller lifting prevention member is provided, and the end shaft of each step is provided inside the concave shape portion. In this configuration, the front wheel side roller provided can be installed by being fitted in the width direction with a slight free space.

  In addition, instead of the front wheel side guide rail, the rear wheel side guide rail is formed with a substantially concave cross section, and the rear wheel side rollers provided on both end shafts of each step are fitted and installed with some free space in the width direction. It may be configured.

  According to the escalator according to the present invention, it is possible to directly attach the guide rail having a concave section to the multipurpose integrated support plate, and it is possible to install each component on the basis of the concave guide rail.

  ADVANTAGE OF THE INVENTION According to this invention, the manufacturing method and escalator of an escalator which make it possible to install a required component while reducing work man-hours without repeating centering by trial and error can be provided.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings.

(First embodiment)
1 and 2 are views for explaining an embodiment of a method for manufacturing an escalator according to the present invention. FIG. 1 is a cross-sectional view showing a part of the escalator, and FIG. 2 is an enlarged cross-section around a front wheel side roller of each step. FIG. In these drawings, the same parts as those in FIGS. 5 and 6 are denoted by the same reference numerals.

This embodiment is a method of installing and manufacturing necessary components on the basis of the front wheel side guide rail.
In the escalator 1, a driving machine 5 such as an electric motor and a driving gear 6 are installed in the upper floor side machine room 4 a as in FIG. 5 described above, and the rotational driving force by the driving machine 5 is applied to the driving gear 6 through the driving chain 8. Communicated. Further, a driven gear 7 is installed in the lower floor side machine room 4b in the same manner as in FIG. 5, and a step chain 9 is stretched between the drive gear 6 and the driven gear 7 installed on the left and right sides of the driven gear 7. The rotational driving force of the drive gear 6 transmitted from 5 is transmitted to the driven gear 7 through the step chain 9.

  The front wheel side roller 2a and the rear wheel side roller 2b provided on both end shafts of each step 2 are engaged with the two left and right step chains 9, and a plurality of steps 2 are connected endlessly, and the drive machine 5 rotates. Drive up or down depending on the direction.

Further, trusses 15 constituting an outer frame of the escalator 1 in which the width of the truss is defined in advance are arranged on the left and right of the escalator 1, and necessary constituent parts constituting the escalator 1 are placed between the upper and lower portions of each truss 15. In order to support, the multipurpose integrated support plate 16 ′ is positioned and fixed with high accuracy at predetermined intervals.

  As shown in FIG. 2, for example, a plurality of step portions are formed on the end surface portion of each multipurpose integrated support plate 16 ′ extending inward from each truss 15, and a base support is formed on the required step portion by welding or other fixing means. The base 31 is fixed. A lifting prevention member 32 formed in a substantially U shape on the base cradle 31 is fastened and fixed by a fastening member 33 such as a bolt or a nut. When the lifting prevention member 32 is fastened and fixed by the tightening member 33, the concave front wheel side guide rail 10a including the U-shape opening upward is also fastened and fixed by the tightening member 33 at the same time. Of the left and right front wheel side guide rails 10a, 10a, one of the front wheel side guide rails 10a having a concave shape that opens upward may be used.

  The concave front wheel side guide rail 10a has a space in which at least one front wheel side roller 2a among the front wheel side rollers 2a provided on both end shafts of each step 2 can perform a minimum movement in the width direction. Fit in the state. The upper end protruding portion of the lifting prevention member 32 extends so as to interfere with the upper surface of the front wheel side roller 2a with a predetermined gap, thereby having a function of preventing the front wheel side roller 2a from lifting. A cushioning material 34 is attached to the lower surface portion of the upper end protruding portion of the lifting prevention member 32 as necessary to absorb the impact when the roller lifts.

Further, the rear wheel side guide rail 10b is arranged at a predetermined position lower than the front wheel side guide rail 10a of the multipurpose integrated support body 16 ' which is a multipurpose integrated support body . The rear wheel side roller 2b provided on the end shaft of each step 2 is assembled so as to roll on the upper surface of the rear wheel side guide rail 10b.

  2 shows the relationship between the front wheel side roller 2a and the rear wheel side roller 2b attached to the right end shaft of each step 2, and the front wheel side guide rail 10a and the rear wheel side guide rail 10b. The front wheel side roller 2a attached to the left end shaft of the front wheel side guide rail 10a may have the same relationship, or the front wheel side roller 2a simply rolls on the front wheel side guide rail 10a having a flat portion. The structure which mounts like this may be sufficient.

  The balustrade 11 is erected on the support member 35 above the truss 15 with a minute gap from both sides of the step 2. 12 is a moving handrail that moves at the same speed as each step 2 above the balustrade 11, and 36 is a skirt guard.

  By the way, the escalator 1 as described above is manufactured by the following procedure.

(1) The escalator 1 is either single-seat or two-seater, and the truss width is determined according to the user's request. Therefore, the left and right trusses 15 are originally manufactured with high-precision dimensions. The width dimension of each the steps 2 on the basis of the truss width of the left and right of the truss 15 is determined uniquely manner.

The multipurpose integrated support plate 16 'is attached to each truss 15 at a predetermined interval. Since necessary components are incorporated in the multipurpose integrated support plate 16', an attachment jig is used, for example. It is positioned accurately from the surface of the truss 15 and fixed to the truss 15 by, for example, welding means fixing means. Thereby, the dimensional accuracy of each truss 15 including the multipurpose integrated support plate 16 'is manufactured with high accuracy.

(2) the original each are a fixed multi-purpose integrated support plate 16 'in the truss 15 attached a concave front wheel guide rail 10a as described above, but the front side exact dimensions of the pre-multi-purpose integrated support plate 16' Since the plurality of step portions are formed, the concave front wheel side guide rail 10a and the roller lifting prevention member 32 are simultaneously fastened and fixed by the tightening member 33 using the predetermined step portions. As a result, the front wheel side guide rail 10a is used as a reference, and the components related to the travel of the rear wheel side guide rail 10b and the step 2 are attached using an attachment jig such as a scale.

(3) Further, the steps 2 are installed on the respective guide rails 10a and 10b. Here, the front wheel side rollers 2a provided on the end shafts of the respective steps 2 have a slight free space in the width direction. While the rear wheel side roller 2b including the other front wheel side guide rail 10a is fitted into the concave shape portion of the front wheel side guide rail 10a, the rear wheel side roller 2b is incorporated into the upper surface of the rear wheel side guide rail 10b so that it can roll. The step 2 can be installed on the front wheel side guide rail 10a and the rear wheel side guide rail 10b.

  Therefore, according to the embodiment of the manufacturing method of the escalator as described above, after the multipurpose integrated support plate 16 ′ is positioned and fixed to the truss 15 with high accuracy, the multipurpose integrated support plate 16 ′ is fixed to the predetermined step portion. The concave front wheel side guide rail 10a is attached and the front wheel side roller 2a provided on the end shaft of each step 2 is installed so as to fit into the U-shaped portion of the front wheel side guide rail 10a. The step 2 can be quickly and easily attached. In addition, with respect to each component to be attached to the multipurpose integrated support plate 16 ', an attachment jig such as a scale can be attached with high accuracy based on the front wheel side guide rail 10a. Therefore, the number of work steps can be greatly reduced as compared with the conventional manufacturing method, and the cost and work time can be greatly reduced.

(Second Embodiment)
3 and 4 are diagrams for explaining an embodiment of the escalator manufacturing method according to the present invention. FIG. 3 is a cross-sectional view showing a part of the escalator, and FIG. 4 is an enlarged view of the periphery of the rear wheel side roller of each step. It is sectional drawing. In these drawings, the same parts as those in FIGS. 1, 2, 5, and 6 are denoted by the same reference numerals.

This embodiment is a method for installing and manufacturing necessary components on the basis of the rear wheel side guide rail.
The escalator is particularly different in that, for example, a U-shaped front wheel side guide rail 10aa having a roller lifting prevention function is attached to the multipurpose integrated support plate 16 'via a base cradle 31, and the front wheel side guide rail 10aa is attached. A cushioning material 34 that absorbs the impact with the roller is attached to the lower surface portion of the upper end side. That is, the front wheel side roller 2a provided on the end shaft of the step 2 is inserted from the side without being fitted into the U-shaped portion of the front wheel side guide rail 10aa.

  On the other hand, the rear wheel side guide rail 10ba is disposed at a predetermined position below the front wheel side guide rail 10aa of the multipurpose integrated support body 16 '. The rear wheel side guide rail 10ba is provided on at least both the left and right sides, but at least one of the rear wheel side guide rails 10ba is formed in a concave shape including a U-shape with an upper portion opened. Accordingly, the rear wheel side roller 2b provided on the end shaft of the step 2 has a slight free space in the width direction in the concave shape portion of the rear wheel side guide rail 10ba, like the front wheel side guide rail 10a of the first embodiment. It is the structure which installs each step 2 by inserting.

  By the way, the escalator 1 as described above is manufactured by the following procedure.

(1) Since the truss width of the escalator 1 is determined in advance, the left and right trusses 15 are originally manufactured with high-precision dimensions. Moreover, the width direction dimension of each step 2, ... is uniquely determined based on the truss width of the right and left trusses 15.

Each the truss 15 will attach the multi-purpose one-body supporting plate 16 'at predetermined intervals, but the need to incorporate the required components in the multi-purpose integrated support plate 16', using a mounting jig, For example, it is positioned accurately from the surface of the truss 15 and fixed to the truss 15 by, for example, fixing means for welding. Thereby, the dimensional accuracy of each truss 15 including the multipurpose integrated support plate 16 'is manufactured with high accuracy.

(2) the original each are a fixed multi-purpose integrated support plate 16 'in the truss 15 attached a concave front wheel guide rail 10a as described above, but the front side exact dimensions of the pre-multi-purpose integrated support plate 16' Since the plurality of step portions are formed, the concave front wheel side guide rail 10a and the roller lifting prevention member 32 are simultaneously fastened and fixed by the tightening member 33 using the predetermined step portions. As a result, the front wheel side guide rail 10a is used as a reference, and the components related to the travel of the rear wheel side guide rail 10b and the step 2 are attached using an attachment jig such as a scale.

(3) Further, the steps 2 are installed on the respective guide rails 10aa and 10ba. Here, the rear wheel side rollers 2b provided on the end shafts of the respective steps 2 have a slight free space in the width direction. The step 2 is fitted into the concave shape portion of the rear wheel side guide rail 10ba, and at the upper surface of the other rear wheel side guide rail 10ba and the front wheel side guide rail 10aa so as to be able to roll, whereby each step 2 is guided to the front wheel side guide. It can be installed on the rail 10aa and the rear wheel side guide rail 10ba.

  Therefore, according to the embodiment of the manufacturing method of the escalator as described above, after the multipurpose integrated support plate 16 ′ is positioned and fixed to the truss 15 with high accuracy, the multipurpose integrated support plate 16 ′ is fixed to the predetermined step portion. Since the recessed rear wheel side guide rail 10ba is attached and the rear wheel side roller 2b provided on the end shaft of each step 2 is installed so as to be fitted into the concave shape portion of the rear wheel side guide rail 10ba, the rear wheel The side guide rail 10b and the step 2 can be quickly and easily attached. Moreover, about each component attached to multipurpose integrated support board 16 ', the attachment jigs, such as a scale, can be attached with high precision on the basis of the rear-wheel side guide rail 10ba. Therefore, the number of work steps can be greatly reduced as compared with the conventional manufacturing method, and the cost and work time can be greatly reduced.

  In addition, this invention is not limited to the said embodiment, In the range which does not deviate from the summary, various deformation | transformation can be implemented. Moreover, each embodiment can be implemented in combination, and in that case, the effect of the combination can be obtained.

The fragmentary sectional view explaining 1st Embodiment of the escalator which concerns on this invention. FIG. 2 is an enlarged cross-sectional view around a front wheel side roller of the step shown in FIG. 1. The fragmentary sectional view explaining 2nd Embodiment of the escalator which concerns on this invention. FIG. 4 is an enlarged sectional view around a rear wheel side roller shown in FIG. 3. The schematic block diagram of a general escalator. Sectional drawing which shows a part of escalator.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 ... Escalator, 2 ... Step, 2a ... Front wheel side roller, 2b ... Rear wheel side roller, 4a, 4b ... Machine room, 5 ... Drive machine, 6 ... Drive gear, 7 ... Drive gear, 8 ... Drive chain, 9 ... Step chain, 10a, 10aa ... front wheel side guide rail, 10b, 10ba ... rear wheel side guide rail, 15 ... truss, 16 '... multipurpose integrated support plate (multipurpose integrated support body) , 32 ... lifting prevention member, 34 ... buffer Wood.

Claims (4)

In a method of manufacturing an escalator that is stretched between a plurality of steps endlessly connected to a step chain that is spanned between upper and lower floors of a building or the like and moves by receiving a rotational driving force,
Positioning and supporting the multipurpose integrated support body at predetermined intervals on the opposite surface side of the left and right trusses;
A step of attaching a front wheel side guide rail having a substantially concave cross section together with a roller lifting prevention member through a base cradle fixed to a step portion formed at a predetermined position on the front end surface of the multipurpose integrated support body;
A step of installing each step by fitting a front wheel side roller provided on an end shaft of each step with a slight free space in the concave portion of the front wheel side guide rail;
A method of manufacturing an escalator, comprising: attaching to the multi-purpose integrated support body a part related to step travel including the rear wheel side guide rail of each step on the basis of the front wheel side guide rail. In a method of manufacturing an escalator that is stretched between a plurality of steps endlessly connected to a step chain that is spanned between upper and lower floors of a building or the like and moves by receiving a rotational driving force,
Positioning and supporting the multipurpose integrated support body at predetermined intervals on the opposite surface side of the left and right trusses;
A step of attaching a rear-wheel side guide rail having a substantially concave cross section to a step portion formed at a predetermined position on the end face of the multipurpose integrated support body;
Installing each step by fitting a rear wheel side roller provided on an end shaft of each step inside the concave shape portion of the rear wheel side guide rail with a slight free space in the width direction;
A method of manufacturing an escalator, comprising: attaching to the multipurpose integrated support body a part related to step travel including the front wheel side guide rail of each step on the basis of the rear wheel side guide rail. In an escalator that travels up and down with a plurality of steps connected endlessly to a step chain that is spanned between upper and lower floors such as a building and moves by receiving rotational driving force,
Left and right trusses having a predetermined truss width spanned between the upper and lower floors;
A multipurpose integrated support body supported at predetermined intervals on the opposite side of the left and right trusses,
A roller lifting prevention member having a substantially U-shaped cross section attached via a base cradle fixed to a stepped portion formed at a predetermined position on the front end surface of the multipurpose integrated support body,
The multi-purpose integrated support body is mounted with the roller lifting prevention member together with a step-like mounting section for a step related to the running of the step, and is provided on the end shaft of the step inside the recessed portion. An escalator comprising a front wheel side guide rail that can be installed by fitting the front wheel side roller in the width direction with a slight free space. In an escalator that travels up and down with a plurality of steps connected endlessly to a step chain that is spanned between upper and lower floors such as a building and moves by receiving rotational driving force,
Left and right trusses having a predetermined truss width spanned between the upper and lower floors;
A multipurpose integrated support body supported at predetermined intervals on the opposite side of the left and right trusses,
The end face of this multi-purpose integrated support is attached to a step formed at a predetermined position , and has a substantially concave cross section as a reference for mounting parts related to step running, and the end of each step inside the concave shape An escalator comprising: a rear wheel side guide rail which can be installed by fitting a rear wheel side roller provided on a shaft with a slight free space in the width direction.

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