JP5085672B2 - Passenger conveyor - Google Patents

Description

  The present invention relates to passenger conveyors such as escalators and moving walkways, and more particularly to a configuration of an oil receiver that receives an excess amount of lubricating oil supplied to a movable portion and prevents outflow to the outside.

  The passenger conveyor includes a frame installed in the building structure, a boarding floor provided at an end portion in the length direction of the frame, a step that is connected endlessly between these boarding floors, a step that circulates, and a frame A railing that is attached to the body and arranged on the left and right sides of the step, a driving device that drives the step, a lubrication device that supplies lubricating oil to the movable part of the step, and a step that can be moved from the lubrication device to the frame And an oil receiver that receives an excess amount of the lubricating oil supplied to the section and prevents outflow to the outside. The oil receiver is configured by connecting a plurality of oil receiving members, and is installed over the entire length of the frame.

  As shown in FIG. 5, conventionally, as this type of oil receiving member 101, one in which a hook 102 is attached to a lower surface near one end in the length direction by spot welding or the like is known (for example, Patent Document 1). reference). As is apparent from this figure, the oil receiving member 101 is installed on the frame cross beam 103 by engaging a hook 102 with one side of the frame cross beam 103 formed of L steel or C type steel. . Here, assuming that the two oil receiving members connected to each other are oil receiving members 101A and 101B, the other oil receiving member connected to one oil receiving member 101A installed on the frame cross beam 103 is provided. 101B is installed on the frame cross beam 103 by engaging a hook 102 with one side of the frame cross beam 103 in a state where one end is overlapped on the upper surface of one oil receiving member 101A. One oil receiving member 101A is sandwiched between the lower surface of the other oil receiving member 101B and the hook 102, and is stably held.

Japanese Patent Laid-Open No. 7-157273

 Incidentally, since the oil receiving member 101 described in Patent Document 1 is made of a plate material and is formed in a bowl shape with both sides in the width direction folded upward, it has relatively high rigidity in the length direction. However, it has the characteristics that the rigidity in the width direction is low and the film is easily curved and deformed in the width direction. If the oil receiving member 101 is curved and deformed, it is difficult to engage the hook 102 with one side of the frame cross beam 103 when attaching the oil receiving member 101 to the frame cross beam 103, and some correction work is required. Thus, not only the mounting workability of the oil receiving member 101 with respect to the frame horizontal girder 103 is deteriorated, but also when the hook 102 is attached to an inclined frame like an oil receiving member for an escalator, the hook 102 There may be a disadvantage that the oil receiving member 101 does not reliably engage with one side of the beam 103 and falls along the frame. Furthermore, since the conventional oil receiving member 101 has the hook 102 attached to the lower surface thereof by spot welding or the like, there is a problem that the cost of the oil receiving member 101 and the passenger conveyor becomes high.

  The present invention has been made in view of such a state of the art, and an object of the present invention is to provide an oil receiving member that is inexpensive, excellent in workability, and that can be reliably attached to a frame cross beam. It is to provide a passenger conveyor provided.

In order to solve the above-mentioned problems, the present invention includes a frame body installed in a building structure, a boarding / exiting floor provided at an end in the length direction of the frame body, and an endless connection between the boarding / exiting floors. A step that circulates, a drive device that drives the step, a lubrication device that supplies lubricating oil to the movable portion of the step, and a frame that is attached to the frame and supplied from the lubrication device to the movable portion of the step An oil receiver that receives an excess amount of lubricating oil and prevents outflow to the outside, and the frame body integrates the vertical members disposed on the left and right sides of the step and the pair of left and right vertical members. In the passenger conveyor which is composed of an upper cross beam and a lower cross beam, and the oil receiver is composed of a combination of a plurality of oil receiving members connected to each other, the oil receiving member is made of a plate material, and the frame body right and left of the plate along the longitudinal members With erecting standing piece on the side, superimposed on the lower side when the oil receiving member adjacent a lengthwise end portions of the plate along the bottom crossbeam of the frame is superimposed to one another A configuration in which an engagement piece is suspended from the end is used.

  According to such a configuration, since the oil receiving member can be manufactured simply by bending a predetermined portion of the plate material in a predetermined direction, it can be manufactured at a lower cost than when another member such as a hook is attached by spot welding or the like. In addition, when the standing pieces are erected on the left and right sides of the oil receiving member made of a plate material and the engaging piece is vertically suspended at one end in the length direction, the oil receiving member is not only in the length direction but also in the width direction. Therefore, the deformation of the oil receiving member can be suppressed, and the operation of attaching the oil receiving member to the frame can be facilitated.

  In the passenger conveyor having the above-described configuration, the oil receiving member may be set to the frame body by engaging an engagement piece suspended from the oil receiving member with a side surface of the lower cross beam. It was configured to do.

  With this configuration, the oil receiving member can be positioned with respect to the lower cross beam simply by engaging the engagement piece suspended from the oil receiving member with the side surface of the lower cross beam. The member mounting operation can be facilitated. In addition, as described above, the oil receiving member in which the engagement piece is suspended at one end in the length direction has high rigidity and is difficult to be deformed. Therefore, the engagement piece can be easily engaged with the side surface of the lower cross beam. Even when the oil receiving member is attached to the inclined frame body like the escalator, the engaging piece can be reliably engaged with the side surface of the lower cross beam, and the oil receiving member can be prevented from sliding down. .

  According to the present invention, in the passenger conveyor having the above configuration, the engagement piece and the lower cross beam are integrated using mechanical means.

  Mechanical means include, for example, welding, bolting and riveting. When the engagement piece and the lower cross beam are integrated by using these mechanical means, these members can be firmly joined, so that a passenger conveyor excellent in reliability and durability can be constructed.

  In the passenger conveyor having the above-described configuration, the two oil receiving members arranged adjacent to each other in the length direction of the frame body are integrated using mechanical means.

  According to such a configuration, since the two oil receiving members arranged adjacent to each other in the length direction of the frame body are integrated using mechanical means, each of these oil receiving members can be firmly joined, and reliable. A passenger conveyor excellent in performance and durability can be constructed.

 According to the present invention, the oil receiving member is made of a plate material, and the upright pieces are erected on the left and right sides along the vertical member of the frame body, and are engaged with one end portion in the length direction along the lower cross beam of the frame body. Since the one in which the pieces are suspended is used, the oil receiving member can be manufactured at a lower cost compared to the case where another member such as a hook is attached to the lower surface of the oil receiving member by spot welding or the like. Moreover, since the rigidity of the oil receiving member can be increased by forming the standing piece and the engaging piece, the deformation of the oil receiving member can be suppressed, and the mounting work of the oil receiving member to the frame body is facilitated. can do. Therefore, manufacture of a passenger conveyor can be facilitated and costs can be reduced.

It is a lineblock diagram of a passenger conveyor concerning an embodiment. It is AA sectional drawing of FIG. It is BB sectional drawing of FIG. It is BB sectional drawing of FIG. 2 which concerns on other embodiment. It is the sectional side view partly cut | disconnected which shows the structure and assembly method of the oil receiving member which concern on a prior art example.

  Hereinafter, an embodiment of a passenger conveyor according to the present invention will be described with reference to the drawings.

 As shown in FIG. 1, the passenger conveyor which concerns on this embodiment is the length of the frame 1 installed between the floor F1 of the upper floor of a building structure, and the floor F2 of a lower floor, and the length of the frame 1 Boarding floors 2 and 3 provided at end portions in the vertical direction, a step 4 connected endlessly between the boarding floors 2 and 3, a driving device 5 for driving the step 4, and a step 4 A lubricating device (not shown) that supplies lubricating oil to the movable part of the motor and a frame 1 are attached to the frame 1 to receive an excess amount of lubricating oil supplied from the lubricating device to the movable part of the step 4 to prevent outflow to the outside. An oil pan 6 and a balustrade 7 attached to the frame 1 are provided. As shown in FIG. 2, the balustrade 7 includes a balustrade 7A arranged on one side of the step 4 and a balustrade 7B arranged on the other side of the step 4.

 As shown in FIGS. 1 and 2, the frame 1 includes vertical members 11A and 11B disposed on the left and right sides of the step 4, and an upper cross beam 12 that integrally connects the pair of left and right vertical members 11A and 11B. It is mainly composed of a lower cross beam 13. Rail mounting members 14A and 14B are mounted on the vertical members 11A and 11B. The rail mounting members 14A and 14B have upper rails 15A and 15B and lower rails 16A, 16B, 16C and 16D for guiding the steps 4, respectively. Is attached. On each of these rails, rollers 17A, 17B, 17C, and 17D that are rotatably attached to the side surface of the step 4 are placed. In FIG. 2, reference numerals 8A and 8B indicate moving handrails that circulate along the outer peripheries of the balustrades 7A and 7B.

 As shown in FIG. 1, the oil receiver 6 includes a combination of a plurality of oil receiver members 9 that are connected to each other. Each oil receiving member 9 is formed with a plate material, and as shown in FIG. 2, while standing upright pieces 91 on both left and right sides (sides along the vertical members 11A and 11B of the frame 1), as shown in FIG. As shown in FIG. 4, an engagement piece 92 is provided vertically at the upper end in the length direction. In the oil receiving member 9 disposed at the lowermost part of the frame body 1, as shown in FIG. Thus, since the oil receiving member 9 of this example is formed in a bowl shape by standing upright pieces 91 on both the left and right sides, oil leakage from the side of the oil receiving member 9 to the outside is prevented. can do. In addition, for the oil receiving member 9 disposed at the lowermost part of the frame body 1, the upright piece 91 is erected at the lower end portion, so that the oil receiving member 9 disposed at the lowermost part functions as an oil pan, Excess lubricating oil can be stored and leakage to the outside can be prevented.

 Hereinafter, the assembly method of the oil receiver 6 will be described with reference to FIG. In the following description, for the sake of convenience, the oil receiving member 9 disposed below the frame body 1 is referred to as “oil receiving member 9A”, and the oil receiving member 9 disposed above the frame body 1 is referred to as “oil receiving member 9A”. This is expressed as “receiving member 9B”.

 When the oil receiver 6 is assembled, first, the engaging piece 92 formed on the oil receiving member 9A disposed below the frame body 1 is engaged with a predetermined lower cross beam 13 to which the engaging piece 92 is attached. The back surface 911 of 92 is brought into contact with the upper side 131 of the lower cross beam 13, and the back surface 912 of the oil receiving member 9 </ b> A is brought into contact with the upper surface 132 of the lower cross beam 13. Next, the bottom surface 912 of the lower end portion of the oil receiving member 9B disposed above the frame body 1 is superimposed on the upper surface 913 of the upper end portion of the oil receiving member 9A disposed below the frame body 1, The engagement piece 92 (not shown) formed on the oil receiving member 9B arranged at the position is engaged with a predetermined lower cross beam 13 (not shown) to which the engagement piece 92 is attached. Thereafter, in the same manner as described above, a necessary number of oil receiving members are sequentially connected from the lowermost part to the uppermost part of the frame 1. Finally, the distal end portion of each engagement piece 92 is welded to the upper side 131 of each lower cross beam 13 and the lower end portion of each oil receiving member 9B disposed above the frame body 1 is positioned below the frame body 1. Are welded to the upper surface 913 of each oil receiving member 9A. Thereby, the oil receiver 6 having a predetermined shape is formed. In addition, the code | symbol Y of FIG. 3 has shown the bead which arises in a welding part. Thus, the oil receiver 6 of this example overlaps the lower end portion of the oil receiving member 9B disposed above the frame body 1 with the upper end portion of the oil receiving member 9A disposed below the frame body 1. The lubricating oil of the step 4 dropped on the oil receiving member 9B disposed above the frame 1 sequentially flows to the oil receiving member 9A disposed below the frame 1, and finally the lowermost oil receiving member. It flows into 9A and is stored.

 In the passenger conveyor according to the present embodiment, as an oil receiving member 9 for constituting the oil receiver 6, standing pieces 91 are provided upright on both the left and right sides, and an engaging piece 92 is provided vertically on one end in the length direction. Therefore, the oil receiving member 9 has high rigidity, and the oil receiving member 9 is not easily deformed. Therefore, when setting these oil receiving members 9 to the frame 1, it is not necessary to correct the oil receiving member 9, and the attaching operation of the oil receiving member 9 to the frame 1 can be facilitated. In addition, since the oil receiving member 9 can be formed by bending the standing piece 91 and the engaging piece 92, compared to the case of using an oil receiving member in which another member such as a hook is attached by spot welding or the like, The manufacturing cost of a passenger conveyor can be reduced. Furthermore, since the oil receiving member 9 can be positioned with respect to the lower cross beam 13 simply by engaging the engaging piece 92 suspended from the oil receiving member 9 with the side surface of the lower cross beam 13, the frame 1 The oil receiving member 9 can be attached easily. In this case, since the oil receiving member 9 according to the present embodiment has high rigidity and is difficult to be deformed, the engagement 92 pieces can be reliably engaged with the side surface of the lower cross beam 13. Therefore, even when the oil receiving member 9 is attached to the inclined frame 1 like an escalator, the engaging piece 92 can be reliably engaged with the side surface of the lower cross beam 13, and the oil receiving member 9 slides down. Can be prevented. In addition, the passenger conveyor according to the present embodiment joins the engagement piece 92 and the lower cross beam 13, and the oil receiving member 9 </ b> B and the oil receiving member 9 </ b> A, respectively. Can be held stably, and a passenger conveyor excellent in reliability and durability can be constructed.

  In the above embodiment, the engaging piece 92 and the lower cross beam 13 and the oil receiving member 9B and the oil receiving member 9A are joined by welding, respectively, but as shown in FIG. The engaging piece 92 and the lower cross beam 13, and the oil receiving member 9 </ b> B and the oil receiving member 9 </ b> A can be fastened using the bolt nut 10. According to such a configuration, since each member can be easily disassembled, inspection, repair and renewal of the passenger conveyor can be facilitated.

  In addition, as a connecting means for the engagement piece 92 and the lower cross beam 13 and the oil receiving member 9B and the oil receiving member 9A, a rivet or the like can be used in addition to welding and the bolt nut 10. Moreover, in the said embodiment, although the escalator was demonstrated as an example, it can implement similarly about a moving sidewalk.

  The present invention can be used for passenger conveyors such as escalators and moving walkways.

DESCRIPTION OF SYMBOLS 1 Frame 2, 3 Getting on / off floor 4 Step 5 Drive device 6 Oil receiver 7A, 7B Parapet 8A, 8B Moving handrail 10 Bolt nut 11A, 11B Vertical member 12 Upper cross beam 13 Lower cross beam 14A, 14B Rail attachment member 15A, 15B Upper rail 16A, 16B, 16C, 16D Lower rail 131 Upper side of lower cross beam 132 Upper surface of lower cross beam 91 Standing piece 92 Engagement piece 911 Back surface of engagement piece 912 Back surface of oil receiving member 913 of oil receiving member Upper surface F1 Upper floor surface F2 Lower floor surface Y Weld bead

Claims (6)

A frame installed in a building structure, a boarding / exiting floor provided at an end of the frame in the lengthwise direction, a step connected endlessly between these boarding / exiting floors, and a step that circulates and drives the step A drive device, a lubrication device for supplying lubricating oil to the movable part of the step, and an attachment to the frame, and receiving an excess amount of lubricating oil supplied from the lubricating device to the movable part of the step, to the outside The frame body is composed of vertical members disposed on the left and right sides of the step, and an upper cross beam and a lower cross beam that integrate the pair of left and right vertical members. In the passenger conveyor, the oil receiver is composed of a combination of a plurality of oil receiving members that are connected to each other.
The oil receiving member is made of a plate material, and standing pieces are erected on both left and right sides of the plate material along the vertical member of the frame body, and one end of the plate material in the length direction along the lower cross beam of the frame body A passenger conveyor using an engagement piece suspended from an end portion that is overlapped on the lower side when adjacent oil receiving members are overlapped with each other .   2. The oil receiving member is set to the frame body by engaging an engagement piece suspended from the oil receiving member with a side surface of the lower cross beam. Passenger conveyor.   The passenger conveyor according to claim 2, wherein the engaging piece and the lower cross beam are integrated using mechanical means.   The two oil receiving members arranged adjacent to each other in the length direction of the frame body are integrated using a mechanical means. Passenger conveyor.   The passenger conveyor according to any one of claims 1 to 4, wherein the standing piece and the engagement piece are formed by bending the plate material.   The said passenger conveyor is an escalator, The said engagement piece is provided in the upper end part of the length direction of the said oil receiving member provided in inclination, The any one of Claim 1 thru | or 5 characterized by the above-mentioned. The passenger conveyor according to item 1.

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