JP4914078B2 - Escalator frame centering method and centering apparatus - Google Patents

Description

  The present invention relates to an escalator frame centering method and an escalator frame centering device used in the centering method.

  In general, an escalator is driven by an escalator frame installed between a lower floor and an upper floor in a building, a pair of terminal gears provided at the lower and upper portions in the escalator frame, and these terminal gears. And an endless step which moves up and down between the lower floor and the upper floor, and a comb plate provided on an escalator frame located above the terminal gear.

  The escalator frame has a frame receiving angle that is placed on the building receiving beam on the lower floor of the building on the lower end side, and is placed on the building receiving beam on the upper floor of the building on the upper end side. Each frame receiving angle is provided. Further, the shaft portion of the terminal gear is centered in advance at the manufacturing factory so that the horizontality is substantially zero.

As a centering method of the escalator frame in such a conventional escalator, a centering reference body having the same level as the shaft portion of the terminal gear, which is the centering reference of the level of the escalator frame, is previously set in the manufacturing factory. It is known that the escalator frame is centered at the installation site after installing the steps around the terminal gear and installing it on the outside of the escalator frame. (For example, refer to Patent Document 1).
JP 2004-161418 A (paragraph number 0013 to paragraph number 0015, FIGS. 1 to 2)

However, in the escalator frame centering method described in Japanese Patent Application Laid-Open No. 2004-161418 described above, the centering reference body having the same horizontality as the shaft portion of the terminal gear is used for the shaft portion of the terminal gear and the escalator frame. Since the parallelism in the longitudinal direction is not secured, there is a problem that the centering accuracy is poor.

  In view of the above problems, an object of the present invention is to provide a centering method of an escalator frame that can ensure horizontality and parallelism and improve centering accuracy, and to the method. An object of the present invention is to provide an escalator frame centering device to be used.

In order to achieve the above object, the present invention relates to a method for centering an escalator frame constructed between an upper floor and a lower floor in a building. After the comb plate located on the side is in a state where the parallelism in the longitudinal direction of the terminal gear shaft and the escalator frame is ensured by the escalator frame centering device, the core of the escalator frame is placed on the comb plate. Install an escalator frame centering reference body that has the same level as the shaft part of the terminal gear that will be the reference, and then place the escalator frame between the upper floor and the lower floor of the building at the escalator installation site. After erected on the escalator frame centering reference body It is characterized that it has to perform centering of the escalator frame Te.

  Furthermore, the present invention provides a comb plate in which an escalator frame centering device is positioned at a contact portion that contacts the shaft portion of the terminal gear, an extension portion that extends from the contact portion, and a tip of the extension portion. It is characterized by comprising at least a pair of side plates on which at least a reference portion for determining the position is formed and a plurality of support members provided between the pair of side plates.

  Furthermore, the present invention is characterized in that the pair of side plates of the escalator frame centering device is positioned in the vicinity of the width direction side end portion of the comb plate.

  According to the present invention, there has been obtained an escalator frame centering method capable of improving the centering accuracy by ensuring the horizontality and the parallelism.

According to the present invention, an escalator frame centering device with a simple structure capable of setting the parallelism between the comb plate and the shaft portion of the terminal gear to substantially zero without difficulty can be obtained.

  Hereinafter, an escalator frame centering method and an escalator frame centering apparatus according to an embodiment of the present invention will be described in detail with reference to FIGS. FIG. 1 is a side view showing a schematic configuration of an escalator according to an embodiment of the present invention. FIG. 2 is a side view of an essential part showing an installation state of the escalator frame centering device according to one embodiment of the present invention. FIG. 3 is an overall perspective view of the escalator frame centering device according to one embodiment of the present invention. FIG. 4 is a top view of an essential part showing an installation state of the escalator frame centering device according to one embodiment of the present invention. FIG. 5 is a side view of an essential part of the escalator frame centering reference body according to an embodiment of the present invention, with a part broken away. FIG. 6 is an enlarged view of a main part of FIG. FIG. 7 is a flowchart showing an execution procedure of the escalator frame centering method according to the embodiment of the present invention.

  An escalator 1 according to an embodiment of the present invention shown in FIG. 1 includes an escalator frame 4 constructed between a lower floor 2 and an upper floor 3 in a building, and a lower portion and an upper portion in the escalator frame 4. A pair of terminal gears 5 and 5A, an endless step 6 which is driven by these terminal gears 5 and 5A and moves up and down between the lower floor 2 and the upper floor 3, and a terminal gear 5 A comb plate 7 provided on the escalator frame 4 located above 5A is provided at least.

  The escalator frame 4 has a frame receiving angle 9 to be placed on the building receiving beam 8 of the lower floor 2 in the building at the lower end side, and a building receiving beam 8A of the upper floor 3 in the building on the upper end side. A frame receiving angle 9A to be placed is provided. The shaft portions 10 of the terminal gears 5 and 5A are centered in advance at a manufacturing factory so that the horizontality becomes substantially zero. Horizontal centering jack bolts 11 and 11A are attached to the frame receiving angles 9 and 9A.

  The execution work of the centering method of the escalator frame 4 shown in FIG. 1 is performed using the escalator frame centering device 12, the escalator frame centering reference body 13, and the level 14. As shown in FIGS. 3 to 4, the escalator frame centering device 12 includes a pair of side plates 15 and 16 made of a steel plate, and a plurality of support members 17 provided between the pair of side plates 15 and 16. ing. The plurality of support members 17 are made of round steel or steel pipe. The pair of side plates 15 and 16 are fixed to the left and right ends of the plurality of support members 17 symmetrically by welding or the like. The length dimension of the plurality of support members 17 is set to a dimension that allows the pair of side plates 15 and 16 to be positioned in the vicinity of the end portion in the width direction of the comb plate 7.

  As shown in FIGS. 3 to 4, the pair of side plates 15 and 16 have the same shape, and contact portions 15A and 16A that contact the shaft portion 10 of the terminal gears 5 and 5A, and the contact portions 15A. Extension portions 15B, 16B extending from 16A, and reference portions 15C, 16C for determining the position of the comb plate 7 at the tips of the extension portions 15B, 16B are formed.

  As shown in FIGS. 5 to 6, the escalator frame centering reference body 13 includes a base 18 having an abutting L portion 18 </ b> A that abuts against the tip portion 7 </ b> A of the comb plate 7, and the base 18 as a tip portion of the comb plate 7. A fixing bolt 19 that is fixed to 7A, an adjustment jack bolt 20, and a centering reference shaft 21 having the same horizontality and parallelism as the shaft portion 10 of the terminal gear 5 that serves as a reference for centering the horizontality of the escalator frame 4. It consists of and.

Next, the execution procedure of the centering method of the escalator frame 4 will be described in detail based on FIG . First, in step S1 of FIG. 7, if the escalator frame centering device 12 is installed on the shaft portion 10 of the terminal gear 5 , 5A at the escalator 1 manufacturing factory, the process proceeds to step S2 of FIG.

Then, in step S2 of FIG. 7, the reference portion 15C of the escalator frame centering device 12, a 16C, by determining the position of the comb plate 7 in accordance with the tip portion 7A of the comb plate 7, the terminal gear 5,5A When the parallelism in the longitudinal direction of the escalator frame 4 of the shaft portion 10 and the comb plate 7 is secured (see FIGS. 2 and 4), the process proceeds to step S3 in FIG.

  Next, in step S3 of FIG. 7, if the escalator frame centering reference body 13 is installed at the tip portion 7A of the comb plate 7 at the manufacturing factory of the escalator 1 (see FIGS. 5 and 6), the step of FIG. Proceed to S4.

Next, in step S4 of FIG. 7, the level of the shaft portion 10 of the terminal gears 5 and 5A is measured with the level 14 at the manufacturing factory of the escalator 1, and the measured numerical value of the adjustment jack bolt 20 is then measured. By adjusting the height, the measurement value of the horizontality measured by the level 14 installed on the escalator frame centering reference body 13 is set to be the same, so that the shaft portion 10 of the terminal gear 5 , 5A and the escalator frame core If the horizontality of the alignment reference body 13 is ensured (the horizontality of the alignment reference shaft 21 of the escalator frame alignment reference body 13 and the horizontality of the shaft portion 10 of the terminal gear 5, 5A are the same), FIG. The process proceeds to step S5.

Next, after the escalator frame 4 is transported to the escalator installation site, the level 14 is installed on the centering reference shaft 21 of the escalator frame centering reference body 13 at the escalator installation site as shown in step S5 of FIG. Using the level 14, the height of the jack bolts 11 and 11A provided on the frame receiving angles 9 and 9A is set so that the horizontality of the centering reference shaft 21 of the escalator frame centering reference body 13 becomes zero degrees. By adjusting, the level of the shaft portion 10 of the terminal gears 5 and 5A and the escalator frame 4 is ensured. Thereby, the horizontality and parallelism of the escalator frame 4 and the horizontality and parallelism of the shaft part 10 of the terminal gears 5 and 5A become the same.

  Finally, the centering work of the escalator frame 4 is completed by cleaning up the escalator frame centering reference body 13 and the level 14.

  According to the execution procedure of the centering method of the escalator frame 4, after the frame receiving angles 9 and 9A of the escalator frame 4 are installed on the building receiving beams 8 and 8A on the escalator installation site, around the terminal gears 5 and 5A. Since the centering work of the escalator frame 4 can be performed without moving the incorporated step 6, the centering work at the escalator installation site is reduced.

Furthermore, according to the procedure for executing the centering method of the escalator frame 4, provided on the comb plate 7 secured to parallelism between the shaft portion 10 of the terminal gear 5,5A, and the axis of the terminal gear 5,5A Since the centering work of the escalator frame 4 is performed using the centering reference shaft 21 of the escalator frame centering reference body 13 having the same level as the part 10 as a reference, the centering work can be performed with high accuracy, It can be done efficiently.

Furthermore, according to the escalator frame centering device 12, the comb plate 7 and the terminal are formed by a simple structure comprising a pair of side plates 15, 16 and a plurality of support members 17 provided between the pair of side plates 15, 16. Since the parallelism with the shaft part 10 of the gears 5 and 5A can be set to almost zero without difficulty, it is excellent in manufacturability and handleability.

It is a side view which shows schematic structure of the escalator which concerns on one Embodiment of this invention. It is a principal part side view which shows the installation state of the escalator frame centering apparatus which concerns on one Embodiment of this invention. 1 is an overall perspective view of an escalator frame centering device according to an embodiment of the present invention. It is a principal part top view which shows the installation state of the escalator frame centering apparatus which concerns on one Embodiment of this invention. It is a principal part side view which fractures | ruptures a part which shows the state which installed the escalator frame centering reference | standard body which concerns on one Embodiment of this invention. It is a principal part enlarged view of FIG. It is a flowchart which shows the execution procedure of the centering method of the escalator frame which concerns on one Embodiment of this invention.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Escalator 2 Lower floor 3 Upper floor 4 Escalator frame 5, 5A A pair of terminal gear 6 Step 7 Comb plate 7A Tip part 8, 8A Building support beam 9, 9A Frame receiving angle 10 Shaft part 11, 11A Jack bolt DESCRIPTION OF SYMBOLS 12 Escalator frame centering apparatus 13 Escalator frame centering reference | standard body 14 Level 15, 16 A pair of side plate 15A, 16A Contact part 15B, 16B Extension part 15C, 16C Reference part 17 Support member 18 Base 18A Contact L part 19 Fixing bolt 20 Adjustment jack bolt 21 Centering reference shaft

Claims (3)

In the centering method of the escalator frame installed between the upper floor and the lower floor in the building, the comb plate located outside the escalator frame is centered at the escalator frame manufacturing factory. After securing the parallelism in the longitudinal direction of the terminal gear shaft and the escalator frame with the device, the same as the shaft portion of the terminal gear serving as the centering reference for the horizontality of the escalator frame on the comb plate. After the escalator frame centering reference body having levelness is installed, and after the escalator frame is installed between the upper floor and the lower floor in the building at the escalator installation site, the escalator frame centering reference body Centering the escalator frame based on Centering method of the escalator frame, characterized in that it was Migihitsuji.   An escalator frame centering device used in the escalator frame centering method according to claim 1, wherein an abutting portion that abuts against a shaft portion of a terminal gear, an extending portion extending from the abutting portion, and this extending portion An escalator frame comprising at least a pair of side plates formed at least at a reference portion for determining the position of the comb plate at the tip of each of the plates and a plurality of support members provided between the pair of side plates. Centering device.   The escalator frame centering device according to claim 2, wherein the pair of side plates is positioned in the vicinity of the width direction side end portion of the comb plate.

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