JPH0547211U - Scaffolding board with ladder - Google Patents

Abstract

(57) [Summary] (Modified) [Purpose] The present invention provides a device for removably accommodating a ladder on the lower surface of a scaffolding board, and hangs the ladder on the scaffolding board in both longitudinal and lateral directions. The purpose is to obtain a scaffolding board with a ladder that can be passed. [Structure] A ladder storage portion 9 is provided on the back surface of the stripe plate 2 of the scaffolding board 1, and the ladder 8 is detachably stored therein. The ladder 8 may be a retractable ladder. An openable / closable lid plate is provided at an intermediate portion of the striped plate 2. Two hanging rods 7a and 7b for hanging a ladder are provided near the cover plate on the back surface of the striped plate 2 with the axial directions of the hanging rods 7 oriented differently.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to scaffolding boards used at construction sites, etc., and more particularly to scaffolding boards mainly used for rolling towers.

[0002]

[Prior Art]

 Scaffolding boards are used for frame scaffolding and rolling towers by hanging them over the horizontal rods of the building frame. The scaffolding plate consisted of steel strips with a non-slip surface that was provided with grips at both ends.

Further, a scaffolding plate in which a lid plate that can be opened and closed is provided in an intermediate portion of the striped plate is also known.

[0004]

[Problems to be solved by this device]

 Even with a scaffolding plate having a lid plate that can be opened and closed in the middle of the striped plate as described above, the ladder to be attached to this scaffolding plate was separately stored and transported, but it was troublesome to attach it. In addition, depending on the size and shape of the rolling tower to which the scaffold plate is attached and the frame scaffold, it may be better to hang the ladder not only in the longitudinal direction but also in the width direction, that is, the lateral direction. Only the long-sided ladder was known to be hung on the scaffolding board.

According to the present invention, a device for removably accommodating a ladder is provided on the lower surface of the scaffolding board, and the ladder can be hung on the scaffolding board in the longitudinal direction and the lateral direction. The purpose is to obtain a scaffolding board.

[0006]

[Means for solving the problem]

 In order to achieve this object, the present invention is configured as a scaffolding board with a ladder provided with a lid plate that can be opened and closed in the middle of the striped plate of the scaffolding board and a device for removably accommodating the ladder on the lower surface. .

Further, a scaffolding board with a ladder is provided in which a lid plate that can be opened and closed is provided at an intermediate portion of the striped board, and a device for retractably storing a retractable ladder is attached to a lower surface thereof.

[0008] Furthermore, a lid plate that can be opened and closed is provided at an intermediate portion of the striped plate, and a device for accommodating the ladder by itself is attached and detached on the lower surface. It may be a scaffolding board with a ladder in which the shaft center of the is provided so as to extend in the longitudinal direction and the lateral direction.

An apparatus for removably accommodating a ladder is composed of a spring pin provided on the ladder, a pin hole on the lower surface of the strip and a hanging bar.

[0010]

[Action]

 For the ladder, one side is a hanging bar that is a ladder storage device on the lower surface of the striped plate, and the other side is a spring pin provided on the ladder in a pin hole for fitting a spring pin provided on the ladder. Are fitted and stored in a striped board. When removing the ladder from the striped plate, on the contrary, remove the spring pin from the pin hole. The ladder may be telescopic.

When used, the ladder is hung on either of two differently oriented hanging bars on the back of the scaffolding board. The direction in which the ladder hangs is selected according to the size and shape of the rolling tower or frame scaffold used by the scaffolding board.

The upper part of the ladder is just a cover plate, which can be opened and closed to come out above the striped plate.

When the ladder is stored, it is carried out by hooking the ladder with the hanging bar whose axial center is directed in the lateral direction and fitting the spring pin on the other end into the pin hole.

[0014]

【Example】

 FIG. 1 is a plan view of a scaffolding board with a ladder according to an embodiment of the present invention, FIG. 2 is a bottom view, FIG. 3 is a front view, and FIG. 4 is a side view. The ladder is hung in the longitudinal direction of the scaffolding board. FIG. 5 showing a case, FIG. 6 showing a case where the ladder is hung in the lateral direction of the scaffolding plate, FIG. 7 showing a cross section taken along the line AA of FIG. 2, and FIG. It demonstrates based on FIG. 9 which shows the enlarged side surface of a ladder slide part, and FIG. 10 which shows the CC sectional view of FIG.

The scaffolding plate 1 is provided with grips 3 at both ends of the striped plate 2 in the longitudinal direction. The grip metal fitting 3 can be locked to the horizontal rod 4 of the rolling tower or the frame scaffold.

The strip plate 2 is provided with a lid plate 5 at an intermediate portion thereof so as to be openable and closable. The lid plate 5 has a rectangular parallelepiped shape, and is provided with a hinge 6 on one side, so that the lid plate 5 can be freely opened and closed.

Two hanging bars 7 are attached to the back surface of the striped plate 2. One of the hanging rods 7 is attached with its axis oriented in the longitudinal direction and the other with its axis oriented in the lateral direction. The hanging bar 7A whose axial center faces in the longitudinal direction is provided on the back surface of the strip plate 2 at the widthwise end of the lid plate 5. The length of the hanging bar 7A may be shorter than that of the cover plate 5 and may be about the width of the ladder 8.

The hanging bar 7B whose axial center extends in the lateral direction is provided on the back surface of the striped plate 2 and at a position immediately in the longitudinal direction of the lid plate 5. The length of the hanging rod 7B may be shorter than that of the cover plate 5 and may be about the width of the ladder 8.

The ladder storage portion 9 is provided on the back surface of the striped plate 2, and includes a hanging rod 7B and a pin hole 10 provided on the side opposite to the position where the hanging rod 7B is located in the longitudinal direction. One pin hole 10 is provided on each side of the striped plate 2, one plate member 11 facing each other, and the pin hole 10 is opened in the plate member 11.

The ladder 8 is a retractable ladder in this embodiment. The telescopic ladder 8 is composed of two parts, a lower ladder 8A and an upper ladder 8B, and is slid by a slide portion 12. At the upper end of the upper ladder 8A, there is provided a grip portion 20 that is hooked on the hanging rod 7. Further, spring pins 21 are provided on both sides of the lower part of both columns 17B of the lower ladder 8B. The spring pin 21 can retract the tip end of the spring pin 21 from the side wall of the support column 17B by narrowing the two grips 22 in the middle of the support column 17B inward. It projects from the side wall.

In the slide portion 12, a guide 15 having a set pin 14 for engaging a spring 13 is slidably attached to a column 17A of one of the ladders 8 (the upper ladder 8A in this embodiment) via a slide plate 16. Then, the extension portion 18 of the guide 15 is fixed to the column 17B of the other ladder 8 (the lower ladder 8B in this embodiment). The support pin 17A on which the guide 15 slides is provided with set pin holes 19 into which the set pins 14 fit, at appropriate intervals. The set pin 14 can be pulled against the spring pin 13, and when the set pin 14 is pulled out from the set pin hole 19, the guide 15 slides on the column 17A.

Next, the operation of the embodiment of the present invention will be described. The scaffolding board with a ladder accommodates the ladder 8 on the back surface of the striped board 2 during storage or transportation. When the ladder 8 is a retractable ladder, the set pin 14 of the slide portion 12 is pulled out from the set pin hole 19 and the guide 15 is slid on the column 17 to reduce the length of the ladder 8.

The grip portion 20 of the ladder 8 of which the length is shortened is locked to the hanging rod 7B whose axial center extends in the lateral direction. Next, by grasping the grip portion 22 of the spring pin 21 provided on the opposite side, the spring pin 21 is once retracted and positioned between the plate-like bodies 11 provided on the back surface of the stripe plate 2. Then, the grip portion 22 is released, the spring pin 21 is inserted into the pin hole 10, and the ladder 8 is stored in the ladder storage portion 9.

When the scaffold plate is used for a rolling tower or a frame scaffold, the spring pin 21 of the ladder 8 is removed from the pin hole 10 and the grip portion is removed from the hanging rod 7B. Then, the slide portion 12 of the ladder 8 is slid, and the set pin 14 having a length adapted to the site is inserted and fixed at the position of the set pin hole 19.

Then, depending on the size of the rolling tower, the ladder 8 hooks the grip portion 20 on the hanging bar 7B whose axial center extends in the lateral direction or the hanging bar 7A whose axial center extends in the longitudinal direction. To use.

[0026]

[Effect of the device]

 Therefore, according to this invention, there is an effect that the ladder can be transported and stored together with the scaffolding board. In addition, the removed ladder can be hung in two directions, which has the effect that it can be installed without being restricted by the shape and size of the rolling tower or framework scaffolding.

[Brief description of drawings]

FIG. 1 is a plan view of an embodiment of the scaffolding board of the present invention.

[Fig. 2] Similarly, bottom view

[Figure 3] Similarly, a front view

FIG. 4 is a side view of the same.

FIG. 5 is a front view showing a case where the ladder is hung in the longitudinal direction of the scaffold plate.

FIG. 6 is a front view showing a case where the ladder is hung in the short side direction of the scaffold plate.

7 is a sectional view taken along the line AA of FIG.

FIG. 8 is a view on arrow B of FIG.

FIG. 9 is an enlarged side view of the ladder slide section.

FIG. 10 is a partial sectional front view of a ladder slide portion.

[Explanation of symbols]

 1 Scaffolding board 2 Striped board 3 Grip metal fitting 4 Horizontal rod 5 Lid board 6 Hinge 7 Hanging rod 7A Hanging rod with axial center facing in the longitudinal direction 7B Hanging rod with axial center facing in the lateral direction 8 Expandable ladder 8A Upper ladder 8B Lower ladder 9 Ladder storage part 10 Pin hole 11 Plate-like body 12 Sliding part 13 Spring 14 Set pin 15 Guide 16 Sliding plate 17 Strut 17A Upper strut 17B Lower strut 18 Extension part 19 Set pin hole 20 Grip part 21 Spring pin 22 Grip part

Claims (4)

[Scope of utility model registration request] 1. A lid plate which can be opened and closed is provided at an intermediate portion of the striped plate,
Also, a scaffolding board with a ladder having a device for removably accommodating a ladder on the lower surface. 2. A lid plate which can be opened and closed is provided at an intermediate portion of the striped plate,
A scaffolding board with a ladder, further comprising a device for removably storing a retractable ladder on the lower surface. 3. A lid plate which can be opened and closed is provided at an intermediate portion of the striped plate,
Also, it has a device for removably accommodating a ladder on the lower surface, and a hanging bar for hanging the ladder is provided on the lower surface so that the axis of the hanging bar is oriented in the longitudinal direction and the lateral direction. Scaffolding board. 4. A scaffold with a ladder according to claim 1 or claim 2 or claim 3, wherein the device for removably accommodating the ladder comprises a spring pin attached to the ladder, a pin receiver attached to the striped plate and a hanging rod. Board.