JP4835146B2 - Skirt guard device for passenger conveyor - Google Patents

Description

  The present invention relates to a skirt guard for a passenger conveyor that requires detachment during installation and maintenance of a man conveyor.

  In a conventional skirt guard device for a passenger conveyor, there is a skirt guard mounted on a top surface of a plurality of support members, which are one constituent member of a main frame, and a support member and a skirt guard are attached. (For example, refer to Patent Document 1).

JP 2004-196443 A

In the conventional skirt guard device for passenger conveyors, the main frame is bent downward by its own weight, so that the upper surfaces of the plurality of support members do not become flush with the deflection of the main frame. There is a problem of gaps in the shape of characters.
In response to the demands of recent market needs, the outer width of the main frame is made smaller than before and the area occupied by the passenger conveyor in the building is reduced. The space between the guard and the outer width of the main frame is reduced as compared with the conventional one. For this reason, the deck width is narrow, and even if the inner deck is removed during installation / maintenance, it is difficult to insert and remove the bolts and nuts, so it is difficult to fasten and remove the bolt and nut members.

  The present invention has been made to solve the above-described problems. The skirt guard can be mounted more accurately, and is also compatible with the passenger conveyor called the space-saving type or the narrow type described above, and is installed and maintained. It is an object of the present invention to provide a skirt guard device for a passenger conveyor that can facilitate the above.

In the passenger conveyor skirt guard device according to the present invention, the main frame constructed between the upper-floor building beam and the lower-floor building beam, the step of the passenger conveyor that is connected endlessly and circulates, and both sides of the step A plurality of skirt guards that are arranged continuously along the moving direction of the step, and that the upper position of the skirt guard is adjusted so that the vertical position of the main frame can be adjusted. A plurality of support members that are placed and supported at one part; a bolt that fixes the support member to the main frame; a reinforcing body that is provided on the upper surface of the support member and is provided on the skirt guard; A long hole provided in the upper surface, a long hole provided in the reinforcing body and located at the same position as the long hole of the support member, and a bolt that penetrates the long hole of the support member and the reinforcing body from below, and rotates when tightening With other bolts engaged in the slotted holes A nut that engages with another bolt and fixes the skirt guard to the support member, and is fastened to the support member together with the support member by one bolt, and the other bolt is lowered so that the other bolt does not fall. A leaf spring-like supporter biased from the side is provided.

  According to the present invention, the skirt guard can be more accurately attached, and at the same time, the skirt guard can be easily attached even in a space-saving type or a narrow type passenger conveyor.

Embodiment 1 FIG.
1 is a perspective view of a passenger conveyor provided with a skirt guard device for a passenger conveyor according to Embodiment 1 of the present invention, FIG. 2 is a side view of the skirt guard taken along line II-II in FIG. 1, and FIG. 2 is a cross-sectional view taken along the line III-III in FIG. 2, FIG. 4 is a cross-sectional view taken along the line IV-IV in FIG. 2, and FIG. 5 is a cross-sectional view taken along the line IV-IV in FIG. FIG. 6 is a perspective view showing an attaching method when removing and reattaching the panel of the skirt guard device in the balustrade device of the passenger conveyor according to Embodiment 1 of the present invention.

  In the figure, 1 is a passenger conveyor provided between upper and lower floors of a building, 2 is composed of a plurality of beams such as a truss structure, and is built on the upper and lower floor building beams, and the weight of the passenger conveyor 1 And a main frame 3 that supports the passenger weight, 3 is connected endlessly, and is a step of the passenger conveyor 1 that circulates and carries the passenger, 4 is a balustrade that stands on both sides of the step 3 and forms the main body of the balustrade of the passenger conveyor 1 Panels 5 are movable handrails provided on the balustrade panel 4 and moving in synchronization with the steps 3. Reference numeral 6 denotes a skirt guard which is located on both sides of the step 3 and has a surface facing the both sides of the step 3 with a slight gap and extending across the entire area in the moving direction of the step 3. The straight portion of the skirt guard 6 is constituted by a plurality of rectangular panels 6a continuously arranged obliquely in the vertical direction, and the back surface of the panel 6a is supported by engaging with the main frame 2. It is. 6b is a joint between the plurality of panels 6a, and 7 is an inner deck that horizontally covers from the lower side of the balustrade panel 4 to the upper side of the skirt guard 6.

2a is a member of the main frame that is welded to the main frame 2 in accordance with the position of the joint 6b of the skirt guard 6. One member 2a of the main frame has an L-shaped cross section and is composed of an upper side 2b welded to the main frame 2 and an upright side 2c facing the back surface of the panel 6a in parallel.
2d is a pair of long holes provided in the vicinity of the left and right ends of the upright side 2c and extending in the vertical direction. 8 is a support member having an L-shaped cross section provided on each of the members 2a of the plurality of main frames, and the upright sides 8a contacting the surface of the upright side 2c of the main frame one member 2a on the panel 6a side, The upper edge 8b extends from the upper edge of the standing edge 8a toward the panel 6a. 8c is a pair of left and right through holes provided on the above-mentioned standing side 8a and located at the same position as the long hole 2d of the main frame member 2a, and 8d is provided in the vicinity of both ends in the longitudinal direction of the above-mentioned upper side 8b. It is a pair of left and right elongated holes that are long in the direction and one end reaches the side edge of the panel 6a of the upper side 8b. Reference numeral 9 denotes a bolt that penetrates the elongated hole 2 d of the member 2 a of the main frame that abuts and the through hole 8 c of the support member 8, and 9 a denotes a nut that engages with the bolt 9. As a result, the support member 8 is supported by one member 2a of the main frame by hinge fixing of the bolt 9 and the nut 9a.

The first feature of the present invention is a structure for attaching the support member 8 to the one member 2a of the main frame. That is, when the bolt 9 and the nut 9a are not tightened, the support member 8 can move in the longitudinal direction of the long hole 2d, that is, the vertical direction, and the support member 8 can be mounted and fixed in the vertical direction. In addition, the upper surface 8b of the support member 8 is adjusted to be flush with the moving direction of the step 3 by this mounting structure.
Here, 10 is a piano wire that connects the upper surfaces of the upper sides 8b of the upper and lower support members 8 so as to be straight in the moving direction of the step 3. The mounting positions of all of the support members 8 are adjusted so that the upper surface 8b of the support member 8 is in contact with the piano wire 10, so that the upper surface of the upper side 8b of the support member 8 is all flush.
The piano wire 10 is provided when the passenger conveyor 1 is installed, and is removed after the installation.

11 is a reinforcing body provided in the center of the upper surface of the back surface of the panel 6a so as to extend in the longitudinal direction. The length of the reinforcing body is slightly shorter than the longitudinal direction of the panel 6a. It is welded to the back surface of the panel 6a. Here, reference numeral 6c denotes the left and right ends of the back surface of the panel 6a, where the reinforcing body 11 does not come into contact. 11 a is a U-shaped upper side of the reinforcing body 11 placed on the upper surface of the upper side 8 b of the support member 8. Reference numeral 11b denotes a pair of long holes provided on the upper side 11a of the U-shape and long in the moving direction of the step 3 at the same position as the long hole 8d of the support member 8. Here, the lower side of the U-shape of the reinforcing body 11 is cut away at a portion facing the support member 8, and does not interfere with the support member 8 when the panel 6 a and the reinforcing body 11 move right above.
Reference numeral 12 denotes a pair of rounded round head bolts penetrating through the long hole 8d of the supporting member 8 and the long hole 11b of the reinforcing body 11, and 12a denotes a pair of nuts with a flat spring engaged with the rounded round head bolt 12. is there. Thereby, the upper side 8b of the support member 8 and the upper side 11a of the reinforcing body 11 are hingedly fixed, and the panel 6a is supported and fixed to the support member 8. When the nut with a flat spring is not tightened, the reinforcing body 11 can be adjusted in the longitudinal direction of the long hole 8b of the support member 8, and the longitudinal direction of the long hole 11b of the reinforcing body 11, that is, the width direction of the step 3 and the moving direction. Therefore, the mounting and fixing position of the panel 6 a can be adjusted in the width direction and the moving direction of the step 3 with respect to the support member 8.

The second feature of the present invention is the following configuration in the engagement configuration of the support member 8 and the panel 6a. That is, the round-corner bolt 12 is provided through the long hole 8d of the support member 8 and the long hole 11b of the reinforcing body 11 from the lower side so that the round-root bolt 12 does not fall. In addition, a leaf spring-like support 13 is provided so that the position is not easily shifted. Here, the plate spring-like support 13 is provided on the surface of the upright side 8a of the support member 8 on the panel 6a side by being fastened together with a bolt 9 and a nut 9a, and the upper surface of the tip portion warped on the panel 6a side is rounded. The head bolt head is energized and supported from below. In addition, the rounded round head bolt 12 is provided so that the square root portion does not slide and rotate with the long hole 8d of the support member 8 in order to eliminate the need to suppress the rounded round head bolt 12 when tightening or loosening the nut with a flat spring. It is a thing.
As a result, when the panel 6a is attached, the rounded round head bolt 12 can be provided on the support member 8 and then passed through the elongated hole 11b of the reinforcing body 11 without suppressing the rounded round head bolt 12. At the same time, the mounting and fixing position of the panel 6a can be freely set in the longitudinal direction and the width direction as before, and when the panel 6a is fixed or released, it can be simply operated by operating the nut 12a with a spring spring from above.

  Reference numeral 14 denotes an L-shaped contact plate, which is the third feature of the present invention, an upright side 14a contacting the back surface of the panel 6a and the joint 6b, and the upper end of the upright side 14a from the main frame 2 side. The upper upper side 8b of the support member 8 is mounted on the upper surface of the upper side 8b. 14c is a long hole in the width direction provided by being cut out from the main frame 2 side of the horizontal upper side 14b, and 14d is screwed into a screw hole provided in the upper side of the support member 8 through the long hole 14c. It is a bolt. Thus, the contact plate 14 is attached to the support member 8. Reference numeral 15 denotes a plate-like skirt angle which is erected on the main frame 2 over the entire length direction and is in contact with the lower side of the back surface of the skirt guard 6. Reference numeral 16 denotes a plate-like leaf spring clip provided by welding a plurality of lower sides of the back surfaces of the plurality of panels 6a. The upper part of the skirt angle 15 is sandwiched from above, and the lower side of the panel 6a is pressed against the skirt angle 15. It is what.

Next, with reference to FIG. 6, a method for attaching the panel 6a of the skirt guard 6 of the passenger conveyor 1 during maintenance and attaching it again will be described. In FIG. 6, illustration of the main frame 2 and one member 2a of the main frame is omitted for the sake of explanation.
First, the left or right edge of the panel 6a to be reinstalled is aligned with the edge of the adjacent panel 6a that has already been mounted, and the left and right ends 6c of the panel 6a are brought into contact with the vertical side 14a of the backing plate 14. Slid from above to below.
Next, the leaf spring clip 16 provided at the lower portion of the panel 6 a is sandwiched from the upper end of the skirt angle 15.
Next, the elongated hole 11b of the reinforcing body 11 is passed through the round-headed round head bolt 12 provided on the support member 8, and the upper side 11a of the reinforcing body 11 is placed on the upper surface of the upper side 8b of the support member 8.
Next, in a state where the panel 6a is pressed against the contact plate 14, after confirming that there is no gap in the joint 6b with the adjacent panel and that the surface is flush, the nut 12a with a flat spring is attached to the round head bolt 12 And the panel 6a is fixed.

  According to the skirt guard device of the passenger conveyor 1 configured as described above, the screw head does not show at all on the surface side of the skirt guard 6, so that the screw head protrudes toward the passenger side due to the loosening of the screw, and the clothes of the passenger are caught. Can be prevented.

  In addition, each of the plurality of support members 8 can be independently adjusted in the vertical mounting position, and the main frame 2 is suspended between the upper floor building beam and the lower floor building beam (the main frame 2 has its own weight and the passenger conveyor 1). Since the upper surfaces 8b of the plurality of support members 8 can be set to be flush with each other, the support member 8 is also bent downward along the main frame 2 as in the prior art. Therefore, it is possible to prevent the joints 6b between the plurality of panels 6a from opening in an inverted V shape. Thereby, installation of a passenger conveyor and maintenance workability | operativity and safety | security can be improved.

  Further, the round head bolt 12 is provided through the elongated hole 8d of the support member 8 from below, and is urged from below by a spring-shaped support 13 so that it does not fall and is not easily displaced. Further, by providing the elongated hole 8d of the support member 8 so as not to rotate, the width of the inner deck 7 is particularly narrow, so that even if the inner deck 7 is removed, a hand does not enter from the space, and the nut 12a with a spring spring is tightened. In a narrow passenger conveyor that cannot hold the round-head bolt 12 from below, the skirt guard 6 can be attached more easily and maintenance work can be facilitated.

  Furthermore, since the abutting plate 14 that abuts each other's panel 6a is provided so as to straddle the joint 6b between the plurality of panels 6a, when the panel 6a is removed and then reattached at the time of maintenance / inspection, the right and left sides of the back surface of the panel 6a If the part 6c is brought into contact with the contact plate 14 and reattached, the surfaces of the panels 6a are flush with each other, and the skirt guard 6 can be attached more easily and maintenance work can be facilitated.

1 is a perspective view of a passenger conveyor provided with a skirt guard device for a passenger conveyor in Embodiment 1 of the present invention. It is an arrow side view of the skirt guard along the II-II line in FIG. It is arrow sectional drawing which shows the skirt guard attachment structure along the III-III line in FIG. It is arrow sectional drawing which shows the skirt guard attachment structure along the IV-IV line of FIG. It is the top view seen from the arrow VV of FIG. FIG. 5 is a perspective view showing an attachment method when the skirt guard panel is removed and reattached in the passenger conveyor skirt guard device according to the first embodiment of the present invention.

Explanation of symbols

1 passenger conveyor,
2 Main frame,
2a a member of the main frame,
2b The upper side of one member of the main frame,
2c Standing edge of one member of the main frame,
2d, 8d, 11b, 14c slot,
3 Steps,
4 Parapet panels,
5 Handrail,
6 Skirt guard,
6a panel,
6b Panel mutual seam,
6c Back side left and right end of panel 7 Inner deck,
8 support members,
8a The vertical side of the support member,
8b The upper side of the support member,
8c through hole,
9 14d bolt,
9a nut,
10 Piano wire,
11 Panel reinforcement members,
11a The upper side of the reinforcing member,
12 Round head bolt,
12a Nut with flat spring,
13 Leaf spring-shaped support metal,
14 Batting plate,
14a The vertical side of the contact plate,
14b The upper side of the contact plate,
15 Skirt angle,
16 leaf spring clip,

Claims (3)

A main frame erected between the upper and lower floor building beams;
A step of a passenger conveyor that is connected endlessly and circulates;
A plurality of skirt guards facing both sides of the step and continuously arranged along the moving direction of the step;
A plurality of support members that are provided on the main frame so that the position in the vertical direction can be adjusted, the upper surface is adjusted to be flush with each other, and a portion of the skirt guard is placed on and supported by the upper surface;
One bolt fixing the support member to the main frame;
A reinforcement provided on the skirt guard and placed on the upper surface of the support member;
A slot provided in the upper surface of the support member;
An elongated hole provided in the reinforcing body and located at the same position as the elongated hole of the support member;
A bolt that penetrates the elongated hole of the support member and the reinforcing body from below, and another bolt that is engaged with the elongated hole so as not to rotate when tightened;
A nut that engages with the other bolt and fixes the skirt guard to the support member;
A leaf spring-shaped support that is provided on the support member and fastened together with the support member by the one bolt, and biases the other bolt from below so that the other bolt does not fall;
A skirt guard device for a passenger conveyor, comprising: The skirt guard device for a passenger conveyor according to claim 1, wherein the other bolt is a round-corner bolt. Skirt guard device of a passenger conveyor according to claim 1 or 2 wherein the support member is characterized in that it abuts against plate on the back of the skirt guard so as to straddle the joint between said plurality of skirt guards provided .

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