JP3781613B2 - Passenger conveyor footboard - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a foot plate for a passenger conveyor in which a missing portion of a crosspiece that forms a step surface of the foot plate is repaired.
[0002]
[Prior art]
3 to 5 are diagrams showing a footboard in a conventional passenger conveyor, FIG. 3 is a plan view, FIG. 4 is a sectional view taken along line AA in FIG. 3, and FIG. 5 is a sectional view taken along line BB in FIG. is there. In the figure, 1 is a tread plate that is connected in large numbers and circulates in a main frame (not shown) of a passenger conveyor made of, for example, an escalator. The longitudinal direction is arranged along the moving direction of the tread board 1.
[0003]
Reference numeral 4 denotes a defect portion generated in the middle of the crosspiece 2, and 5 denotes a template, which is fitted between the crosspieces 2 adjacent to the defect portion 4 when the defect portion 4 is repaired. It arrange | positions in contact with the bottom face 6 corresponding between the base parts. 7 is a repair shaping body made of a hard synthetic resin, which is formed by filling a void formed by the defect portion 4 and the mold plates 5 on both sides in a fluidized state and then curing.
[0004]
The foot plate of the conventional passenger conveyor is configured as described above, and when the defect portion 4 is generated in the crosspiece 2 of the foot plate 1, the template 5 is arranged, and the empty space formed by the defect portion 4 and the template 5 on both sides is formed. The hard synthetic resin material is filled in a fluidized state, and the repair shaping body 7 is molded. And after hard synthetic resin material hardens | cures, the template 5 is removed and finishing operations, such as grinding | polishing of seven repair shaping bodies, are performed.
[0005]
[Problems to be solved by the invention]
In the foot board of the conventional passenger conveyor as described above, the adhesion surface of the repair shaping body 7 to the foot board 1 is limited only to the end face at the missing portion 4 of the crosspiece 2. For this reason, the adhesive force with respect to the defect | deletion location 4 of the repair shaping body 7 is insufficient, and the repair shaping body 7 becomes easy to detach | leave. Further, the mold plate 5 cannot be removed until the hard synthetic resin material is cured, and there is a problem that the downtime of the passenger conveyor required for repairing the defective portion 4 of the crosspiece 2 becomes long.
[0006]
The present invention has been made in order to solve such problems, and an object of the present invention is to obtain a foot plate of a passenger conveyor that can easily repair a missing portion in a cross of the foot plate.
[0007]
[Means for Solving the Problems]
In the tread of the passenger conveyor according to the present invention, a plurality of treads of treads that are connected and circulated are formed. It is formed into a thin groove shape that opens downward and fits closely to the top and side surfaces of the rail, and has an inlet and exhaust port on the bottom of the groove to cover the missing portion of the rail. And a repair shaping body made of a hard synthetic resin that is formed by filling the missing portion of the crosspiece through the repair shaping aid.
[0008]
Further, in the footboard of the passenger conveyor according to the present invention, there is provided a repair / shaping aid having a flange portion that is refracted outwardly at the opening ends on both sides of the groove shape and overlaps with the bottom surface of the base portion of the footboard rail. Provided.
[0009]
DETAILED DESCRIPTION OF THE INVENTION
Embodiment 1 FIG.
FIG. 1 is a perspective view showing an example of an embodiment of the present invention, showing a main part of a crosspiece of a tread board, and a state where a repair shaping auxiliary tool is separated. In addition, the tread board of a passenger conveyor is comprised similarly to above-mentioned FIGS. 3-5 except FIG. In the figure, reference numeral 1 denotes a tread plate that is connected in large numbers and circulates and moves along a main frame (not shown) of a passenger conveyor, 2 is a bar that forms a tread surface 3 of the tread plate 1, and a plurality of them are provided apart from each other in parallel. Are arranged along the moving direction of the footboard 1.
[0010]
Reference numeral 4 is a missing portion generated in the middle of the crosspiece 2, 6 is a bottom surface formed between the bases of the crosspieces 2 adjacent to each other, and 8 is a repair shaping aid, which is made of an appropriate synthetic resin material and is thinly formed. A groove shape 9 is formed which opens downward and fits closely to the top surface of the crosspiece 2, that is, the side surface of the tread surface 3 and the crosspiece 2. It is provided so as to cover the missing part 4 of the crosspiece 2.
[0011]
In the footboard of the passenger conveyor configured as described above, when a missing portion 4 occurs in the crosspiece 2 of the footboard 1, the following repair work is performed. That is, after degreasing and cleaning the edge portion of the defect portion 4 and the periphery of the edge portion, the instantaneous adhesive is applied to the edge portion of the defect portion 4 and the inner surface of the repair shaping assisting tool 8 superposed on the edge portion.
[0012]
Next, the repair shaping assisting tool 8 is fitted to the crosspiece 2 through the groove 9 so as to cover the defect portion 4, and the repair shaping aid 8 is fixed to the crosspiece 2 by the instantaneous adhesive. Then, a hard synthetic resin material is filled in a fluid state from the injection port 10 into a void formed by the defect portion 4 and the repair shaping assisting tool 8. In addition, since the air of the space by the defect | deletion location 4 is discharged | emitted from the exhaust port 11 during filling of this hard synthetic resin material, it can be easily filled with a hard synthetic resin material without resistance.
[0013]
In this way, a repair shaping body (not shown) corresponding to the repair shaping body 7 in the footboard of the passenger conveyor shown in FIGS. 3 to 5 is formed by the filled hard synthetic resin material and the repair shaping aid 8. The Therefore, the repair shaping body is bonded to the crosspiece 2, that is, the footboard 1 by the end face at the defect portion 4 and the repair shaping aid 8. As a result, since the repair shaping body is firmly attached to the missing portion 4 of the crosspiece 2, the required adhesive strength can be easily obtained and the passenger conveyor can be operated without any trouble.
[0014]
Moreover, since the defect | deletion location 4 is repaired by the repair shaping body and the repair shaping assistance tool 8, finishing work, such as grinding | polishing of a repair location, is not required after filling with a hard synthetic resin material, and a labor can be saved. Furthermore, since the template 5 in FIGS. 3 to 5 described above is not used for repairing the defective portion 4, the passenger conveyor can be operated before the repair shaping body is completely cured. For this reason, the repair work efficiency of the defect | deletion location 4 of the crosspiece 2 in the footboard 1 can be improved.
[0015]
Embodiment 2. FIG.
FIG. 2 is a view showing an example of another embodiment of the present invention, showing a main part of a crosspiece of a tread board, and a perspective view showing a state in which a repair shaping assisting tool is separated. In addition, the tread board of a passenger conveyor is comprised similarly to above-mentioned FIGS. 3-5 except FIG. In the figure, the same reference numerals as those in FIG. 1 denote the corresponding parts, and reference numeral 12 denotes a repair shaping aid, which is configured in the same manner as the above repair shaping aid 8 and has edge portions at the open ends on both sides of the groove 9. Are respectively refracted outwardly, and a flange portion 13 is provided that overlaps with the bottom surface 6 at the base of the opposite crosspiece 2.
[0016]
Also in the footboard of the passenger conveyor configured as described above, the repair shaping aid 12 is fitted to the defect portion 4 in the crosspiece 2 of the footboard 1 by the instantaneous adhesive as in the embodiment of FIG. The repair shaping aid 12 is fixed. Then, the hard synthetic resin material is filled in the fluid state from the inlet 10 to repair the defect portion 4. Therefore, although the detailed description is omitted, the same operation as the embodiment of FIG. 1 can be obtained also in the embodiment of FIG.
[0017]
Further, in the embodiment of FIG. 2, the repair shaping aid 12 is provided with a flange portion 13 that overlaps the bottom surface 6 of the base of the crosspiece 2. For this reason, a repair shaping body (not shown) is formed by the filled hard synthetic resin material, the repair shaping aid 12 and the flange portion 13 of the repair shaping aid 12 bonded to the bottom surface 6. For this reason, a repair shaping body can be more firmly attached to the defect portion 4 of the crosspiece 2, a required adhesive strength can be obtained, and the passenger conveyor can be operated without any trouble.
[0018]
【The invention's effect】
As described above, the present invention forms a tread surface of a tread plate that is circulated and connected in a large number, a plurality of bars that are provided apart from each other in parallel and whose longitudinal length is arranged along the direction of circulatory movement, and a thin wall It is formed in a groove shape that opens downward and fits closely to the top and side surfaces of the crosspiece, and has an inlet and exhaust port on the bottom of this groove shape, covering the missing part of the crosspiece And a repair plastic body made of a hard synthetic resin that is formed by filling the missing portion of the crosspiece through the repair shaping aid.
[0019]
Thereby, the repair shaping body which repairs the defect | deletion location in the crosspiece of a tread board is formed with the filled hard synthetic resin material and repair shaping assistance tool. Therefore, the repair shaping body is bonded to the crosspiece, that is, the tread board by the end face at the defect portion and the repair shaping aid. For this reason, since the repair shaping body is firmly attached to the missing part of the crosspiece, the required adhesion strength can be easily obtained, and the trouble that the repair shaping body is detached can be prevented in advance, and the passenger conveyor operation reliability is improved. effective.
[0020]
In addition, as described above, the present invention is provided with a repair shaping assisting tool having a flange portion that is refracted outwardly at the opening ends on both sides of the groove shape and overlaps with the bottom surface of the base portion of the tread bar. Is.
[0021]
Thereby, the repair shaping body which repairs the defect | deletion location in the crosspiece of a tread is formed by the filled hard synthetic resin material, the repair shaping aid, and the flange part of the repair shaping aid. Therefore, the repair orthopedic body is bonded to the crosspiece, that is, the tread board by the end face at the defect portion, the repair shaping assisting tool, and the flange portion. For this reason, since the repair orthopedic body is more firmly attached to the missing part of the crosspiece, the required adhesion strength can be easily obtained and the repair orthopedic body can be prevented from detaching, improving the reliability of passenger conveyor operation. There is an effect to.
[Brief description of the drawings]
FIG. 1 is a diagram showing a first embodiment of the present invention, showing a main part of a crosspiece of a tread board, and a perspective view showing a state where a repair shaping auxiliary tool is separated.
FIG. 2 is a diagram showing a second embodiment of the present invention, showing a main part of a crosspiece of a tread board, and a perspective view showing a state in which a repair shaping auxiliary tool is separated.
FIG. 3 is a plan view showing a footboard in a conventional passenger conveyor.
4 is a cross-sectional view taken along line AA in FIG.
5 is a cross-sectional view taken along line BB in FIG.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 Tread board, 2 crosses, 3 tread surface, 4 missing part, 6 bottom face, 8 repair shaping aid, 9 groove shape, 10 inlet, 11 exhaust port, 12 repair shaping aid, 13 flange part.

Claims (2)

Many are connected to form the tread surface of the tread plate that circulates, the many are provided in parallel apart from each other, and the longitudinal bars are arranged along the direction of the circulatory movement. A repairing and shaping aid that has a groove shape that fits closely to the top and side surfaces of the crosspiece, and that is provided with an inlet and an exhaust port on the bottom surface of the groove and covers the missing portion of the crosspiece. A stepping plate for a passenger conveyor comprising a repair shaping body made of a hard synthetic resin that is filled and molded in a defect portion of the crosspiece through the repair shaping aid. 2. The repair shaping aid has a flange portion that is refracted outward at each of the opening ends on both sides of the groove shape and overlaps with the bottom surface of the base portion of the crosspiece. Passenger conveyor tread.

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