JPS6030761A - Automatic liftable assembling scaffold - Google Patents

Abstract

(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

DETAILED DESCRIPTION OF THE INVENTION The present invention relates to a self-lifting assembly scaffold, and includes a plurality of columns having an interlocking structure and a lifting device metal fitting that can be fixed to the columns and at the same time movable in the vertical direction along the columns. The upper scaffold frame is attached to the upper scaffold frame, and a plurality of scaffolds are detachably supported by the hanging materials suspended from the upper scaffold frame, and are provided so as to move vertically along the above-mentioned support pillars and to be attached to and detachable from the support pillars. The lower scaffold frame and the upper scaffold frame are automatically moved up and down along the support column using the lifting device metal fittings, and can be attached and detached.The scaffold can be assembled and restored using multiple lower scaffold frames. The purpose of the present invention is to provide an automatically elevating assembly scaffold that has a small number of parts, is lightweight, requires reduced assembly man-hours, is inexpensive to manufacture, and has superior safety.

Conventional moving scaffolds include elevator-type and hanging-type scaffolds (14 structures are complicated and have high protrusions, and in addition, there are structural limitations due to the elevator type). The latter has structural drawbacks such as not being able to stand on its own and causing sway.The present invention eliminates these drawbacks and, as mentioned above, has a small number of parts, is easy to assemble, and is easy to assemble. The present invention provides an automatic lifting assembly scaffold that reduces man-hours, is inexpensive to manufacture, and has superior safety.

DESCRIPTION OF THE PREFERRED EMBODIMENTS The structure and operation of the self-elevating assembly scaffold of the present invention will be explained in detail below with reference to the drawings.

Fig. 1 is a front view showing an embodiment of the automatic lifting type assembly scaffold of the present invention, Figs. 1 is a partial front view showing the structure of the lifting device metal part in FIG. 1, and FIG. ,) is a front view, and ('b) is a plan view).

In Fig. 1, (1) shows the support, (2) shows the upper scaffold frame, and (3) shows the lower scaffold frame, and the support (1) is formed in a continuous manner.
In the case of the embodiment shown in FIG. 1, four pillars (1) form the building site of the assembled scaffold. The upper scaffolding frame (2) is mounted vertically along the support column (1) by a separate mounting bracket (5) (an example of which is shown in Fig. 3) attached to the upper scaffolding frame (2). It is provided so that it can be moved and at the same time fixed to the column (1). As shown in Fig. 3, the lifting device metal fittings (5) are connected to two lifting actuators (6) and (7) fixed to the upper scaffolding frame (2) in parallel to both sides of the column (1) and the upper part. Scaffolding frame (2+ and lifting actuator (6), (7)
) Two internal stop actuators (8L (9
) and by (Huang Chenghare, net-stopping actuator (9)
The piston rod end phase part (113i) is inserted into the tag 03 drilled in the pillar (1), and the elevating plates θ are fixed to the pillar (1), and the row lowering actuators (6) and (7) are fully activated. to move the upper scaffolding frame (2) upward along the strut (]), and conversely move the fl'llll portion (IG) of the piston rod end of the inner stop actuator (8) to the strut (1). Insert the upper scaffolding frame (2) into the net hole 03 drilled in the support column (1).
The lifting actuators (6) and (7) are operated in opposite directions to move the lifting plate 02 upward along the column (1). In addition to this, the lifting device metal fittings can be used, for example, by operating the actuator to
) could also be moved while chucking it. The actuators used here are:
Any hydraulic or pneumatic cylinder, electric motor cylinder, etc. can be used. The plurality of scaffolding frames (3) are provided with guide holes 00 drilled in their peripheries so as to be inserted through the pillars (1), so that they can be moved vertically along the pillars (1). 1) and the guide hole horizontally drilled in the guide hole 04), (14') are provided so that the required lower scaffolding frame (3) can be fixed at the required location by inserting the holes through them. ing. In addition, the lower scaffolding frame (3) is suspended by inserting the hanging material (4) into the guide hole 0~ drilled at the position corresponding to the hanging material (4) suspended from the upper scaffolding frame (2). By inserting a hole into the horizontal mesh hole (1 to (15)) drilled in both the material (4) and the guide hole θ, it is supported in a layered manner by the suspension lever (4) as shown in the figure. It is set up so that it can be worn out.

Assembly of the self-elevating assembly scaffold of the present invention having the above-described structure will be explained with reference to FIG. 2. As shown in Figure 2 (8), the required number of lower scaffolding frames (3) are stacked in a stacked manner by inserting the pillars (1) into their guide holes OQ, and suspended from the upper scaffolding frame (2). Insert the suspended material into the guide hole 07) of the laminated lower scaffold frame (3), and
3) The guide hole α and the companion hole δ drilled in the hanging material (1
, (15'), all of the scaffolding frames (3) are supported by the upper scaffolding frame (2), the preparation for assembly is completed, and this is installed at a predetermined position on the site.

FIG. 2(G) shows the addition of the support (1) (the addition of the support (1) may be performed sequentially as the scaffold assembly process progresses). FIG. 2(B) shows an example of the additional structure, in which the support column (1) is connected by a connecting pin (18) and fixed by a stop pin θ. Next, Figure 2 (C
), attach the upper scaffolding frame (2) to the upper scaffolding frame (2).
Operate the lifting equipment fittings (5) attached to the lower scaffolding frame (5) to move it upward along the pillar (1) together with the plurality of lower scaffolding frames (3) supported by the hanging members, and lift the lowermost lower scaffolding frame ( 3) reaches a predetermined position, the lowermost scaffolding frame (3) is fixed to the pillar (1) by inserting lozenges into the phase holes Q4) and (14). Next, the fixed connection of the hanging member (2) to the lowermost scaffold frame (3) is released by removing the phase inserted through the phase hole θ■, (15), and the lifting device fitting (5) is released. Operate to fix the upper scaffolding frame (2) to the remaining lower scaffolding frame (2), leaving the lowermost lower scaffolding frame (3) fixed to the pillar (1).
3) and move it upward. By repeating the above operations, the assembly of the scaffold with a predetermined height δ is completed as shown in FIG. 2 (G). After the assembly is completed, handrails (1), braces, stairs, etc. (not shown) are installed as necessary.

By reversing the assembly order described above, it can be easily restored to its original, ready state as shown in FIG. 2(A). In addition, as the lower scaffolding frame (3),
It is also possible to use a structure that is provided with foldable stairs in advance, and to automatically complete the installation of the stairs by assembling the scaffold body.

Next, as an application example that most skillfully utilizes the features of the uninvented automatic lifting type assembly scaffold, an automatic lifting type assembly scaffold for use inside a cylindrical tank as shown in FIG. 4 will be described.

Oe indicates a cylindrical tank, and 071 is a frame installed so that the VC can rotate concentrically with the cylindrical tank 00. The self-elevating assembly scaffold of the present invention is assembled on the pedestal α, for example, the pedestal (
171 so that it can move horizontally on a track laid in the diametrical direction. The automatic lifting system of the present invention can be applied, and when maintaining the interior or inner surface of a cylindrical tank, the height of the scaffold can be easily adjusted according to the height difference between the peripheral wall and the center of the dome-shaped ceiling. It can be adjusted and provides optimal conditions for use as a scaffold within a cylindrical tank.

In addition to the embodiments shown above, for example, the hanging material (4) may be constructed of a chain, whose length matches the height of one stage of the scaffold δ.
Set aside, and remove the top step 4 using the lifting device fittings (5).
After assembly, it is also possible to complete the assembly of the scaffold by fixing the lower scaffold frame (3) of each tier to the support (1).

The uninvented automatic lifting assembly scaffold (with the structure and function described above) is lightweight with a small number of parts, completely reduces assembly man-hours, has low manufacturing costs, and is superior in safety. It fully demonstrates the effect of the above, and completely achieves the purpose stated at the beginning.

[Brief explanation of drawings]

Fig. 1 is a front view showing an embodiment of the automatic lifting type assembly scaffold of the present invention, Figs. 2 (A), CB), (C) and (D) are explanatory diagrams showing each stage of its assembly, and (B) 3 is a partial front sectional view showing the structure of the lifting device metal fittings shown in FIG. 1, and FIG. FIG. 2 is an explanatory diagram ((a) is a front view, ('b) is a plan view) showing an example of its application arranged for interior use. A brief explanation of the drawings below: Two columns, 2: Upper scaffolding frame, 3: Lower scaffolding frame, 4: Hanging material, 5: Lifting device metal fittings, 6.7: Upper scaffolding frame (2) Lifting actuator, 8: Upper part Scaffolding frame (2J fixing actuator, 9: Elevating plate (a) fixing actuator, 1
0.1]: direction of actuators (8), (9), 12
: Elevating board, 13: Tag drilled in pillar (1), 14.1
4: Handle hole drilled in the guide hole of the pillar (1) and lower scaffold frame (3), I5.15': TI'l hole drilled in the guide hole of the hanging material and lower scaffold frame, 162 lower scaffold frame 17: Hole for inserting the hanging material 9 provided in the lower scaffolding frame, 18: Connecting pin, 19: Stop pin, 20: Handrail No. 1
Figure 3 Amendment to figure procedure (method) 1 Indication of the case Patent Application No. 189682 filed in 1989 2 Name of the invention Automatically elevating assembly scaffolding 3 Person making the amendment Relationship to the case Patent applicant address 5-chome, Kitahama, Higashi-ku, Osaka Address 22 Name Sumikin Kozai Co., Ltd. Representative Yoshiaki Tsuwa 4 Agent 6, "Detailed explanation of the invention" column and "Brief explanation of drawings" column of the specification subject to amendment, Drawing 7, Contents of the amendment (]) Page 3, line 8 of the specification, “Figure 2 (A) (B) (
C) and ■) (廿...'' in Figure 2 (A>(B)(C)■) and concave) should be corrected to...a bow. (2) Same as above, page 6, line 7, “Figure 2 (B) t″i・
"..." should be corrected to "Figure 2 (to)...". (3) In the second line of page 9 of the same page, the text ``Figure 2 (A) (Unit (C) and (]))...'' was replaced with ``Figure 2 (A) (B) (
C) (g)) and residence) shall be amended to...''. (4) In the third line of the same page, the statement "(B) is a column connection structure" is corrected to "(8) is a column connection structure." (5) Figure 2 (B) of the drawing is attached to the attached sheet. Correct as shown in Figure 2 (E).

Claims (2)

[Claims] (1) A plurality of columns with an interlocking structure on which the scaffold is erected; an upper scaffold frame equipped with lifting device fittings that can be fixed to the columns and at the same time movable up and down along the columns; and the upper part. An upper scaffold consisting of a plurality of lower scaffold frames which are removably supported by hanging materials suspended from the scaffold frame, and which are movable in the vertical direction along the above-mentioned pillars and which are attached to and detachable from the pillars. An automatically elevating assembly scaffold, characterized in that the frame is automatically moved vertically along the support and attached/detached using elevating device fittings, and the scaffold can be assembled and restored using a plurality of lower scaffold frames. (2) The self-unloading type assembly scaffold according to claim 1 is placed on a rotatable frame installed concentrically within a cylindrical tank so as to be movable in the horizontal direction. Automatically lifting assembly scaffolding for inside cylindrical tanks.