JPH0558594A - Surrounding wall body structure for lifter - Google Patents

Abstract

PURPOSE:To make the whole body of a surrounding wall body structure in a compact size and make prompt assembly and adjustment possible at the time of installation by forming stage-shaped ports on a pair of supports at the four corners each section of which is in a rectangle shape, and the remaining pair of supports possess guide parts at the rectangular parts of the parts and, forming guide grooves in these guide parts. CONSTITUTION:In a surrounding wall body structure for a lifter, a skeletal body 7 is formed by using supports 4 positioned at the four corners, and lateral members 6 for mutually connecting the adjacent supports 4 each section of which is in a rectangle shape, stage-shaped parts 31 for cover plates 8 are formed on their external sides, the remaining pair of supports 4 possess guide parts 41 integrally formed at the rectangle parts 40 wherein stage-shaped parts 31 for cover plates 8 are formed, and guide grooves 42 for a lifting body 15 are formed in a vertical direction on these guide parts 41. Because of this construction, the cover plates 8 can be fixed to the skeletal body 7 by fitting the cover plates 8 into the stage-shaped parts 31 of the supports 4 and forcing their end parts to abut the stage-shaped parts 31, and the lifting body 15 provided in the skeletal body 7 performs vertical motion while being guided by the guide grooves 42.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a wall structure for a lifter which is used to form a duct-shaped wall having an elevating body installed therein.

[0002]

2. Description of the Related Art Hitherto, as a duct-shaped enclosure having an elevating body installed therein, there has been provided a structure as disclosed in Japanese Utility Model Laid-Open No. 61-92615. In this conventional configuration, the surrounding wall body is constituted by the columns and the cover plate, and the loading / unloading device guided by another guide is provided in the surrounding wall body.

[0003]

According to the above-mentioned conventional type, since the guide of the loading / unloading device is provided separately from the enclosure, the size of the whole is increased, and further, the assembly, especially the assembly and the adjustment at the time of installation are performed. I can't do it quickly.

An object of the present invention is to provide an enclosure structure for a lifter which can be made compact as a whole and can be quickly assembled and adjusted during installation.

[0005]

In order to achieve the above object, the structure of the enclosure wall body for a lifter according to the present invention forms a skeleton body by means of columns located at four corners and cross members connecting adjacent columns. However, the pair of adjacent columns has a rectangular cross section, and a step portion for the cover plate is formed on the outer surface side, and the remaining pair of columns is a rectangular portion having the step portion for the cover plate. It has an integral guide part, and a guide groove for an elevating body is formed in this guide part in the vertical direction.

[0006]

According to the structure of the present invention, the cover plate can be fixed to the skeleton by fitting the cover plate into the stepped portion of the column and bringing the end portion of the cover plate into contact with the stepped portion. The elevating body arranged in the frame moves up and down by being guided by the guide groove. At that time, since the guide portion having the guide groove and the rectangular portion having the stepped portion are integrally formed, the lifter as a whole can be made compact, and the assembling time, especially the speedy time at the time of installation can be improved. It may allow assembly and adjustment.

[0007]

An embodiment of the present invention will be described below with reference to the drawings. 5 and 6, the wall body 1 of the bucket lifter
Are vertical columns 2, 3, 4, 5 located at the four corners,
A plurality of horizontal members 6 vertically connecting the adjacent columns 2 to 5
The skeleton body 7 is formed by. And columns 2-5
In each partition formed by the cross member 6 and the cross member 6, the cover plate 8 is applied and fixed between the outer surfaces of the columns 2 to 5 to the cross member 6. At that time, the cover plate 8 is not applied to a predetermined partition between the upper portion and the lower portion, and is formed at the loading / unloading port 12 of the bucket 11.

An elevating table (an example of an elevating body) 15 guided by the pair of columns 4 and 5 forming the skeleton 7 is provided in the enclosure 1 thus constructed.
15 has a receiving portion 16 for the bucket 11. An elevating drive device 17 that interlocks with the elevating table 15 is provided below the enclosure 1.

2 and 4 to 6, the pair of stanchions 2 and 3 are formed in a substantially rectangular cross section with a circular arc surface 30 as a portion to be positioned at a corner portion of the enclosure 1.
At a pair of corners adjacent to 30, the end 8A of the cover plate 8
A step-like portion 31 into which is freely inserted is formed over the entire length in the length direction. Then, a groove 32 is formed over the entire length in the longitudinal direction at a position adjacent to the arcuate surface 30 side with respect to the stepped portion 31, and is communicated with the groove bottom of the groove 32 and the stepped portion 31 and Has a fitting groove 33 extending to the opposite side over the entire length in the longitudinal direction.

Further, at a position on the fitting groove 33 side, a locking groove 34 is formed on the outer surface of the columns 2 and 3 at the side of the concave groove 32 over the entire length in the length direction. Further, an engaging groove 35 is formed over the entire length in the length direction on a pair of sides forming a corner portion diagonally opposite to the arc surface 20 side, and the bracket from the cross member 6 is formed in the engaging groove 35. An engaging piece 13 integrated with 14 can be inserted freely.

In FIGS. 1, 5 and 6, another pair of support columns 4 and 5 has a rectangular portion 40 having the same shape as the support columns 2 and 3, and a diagonal position with respect to the arc surface 30 side. The guide portion 41 is integrally provided from the corner portion. The cross section of the guide portion 41 is substantially long, and the guide portion 41 is integrated with the rectangular portion 40 in a state where the corner portions are also used. At that time, it is arranged so that the longitudinal direction in the cross section extends toward the other pair of columns 2 and 3.

A guide groove 42 for the elevating table 15 is formed over the entire length of the guide portion 41 on opposite sides of the columns 4 and 5, and a rectangular portion is formed with respect to the guide groove 42. A weight guide groove 43 is formed at a position closer to the 40 side over the entire length in the length direction. Then, dovetail grooves 44, 45 are formed over the entire length in the longitudinal direction on the surface opposite to the surface on which these grooves 42, 43 are formed and on the surface positioned at a right angle to the surface on the opposite side. By using these dovetail grooves 44 and 45, the horizontal member 6 can be fixed.

The elevating table 15 is L-shaped, and a vertical plate portion thereof has a guide roller 18 guided to the side surface of the guide groove 42 and a shake prevention roller guided to the inner surface of the guide groove 42. 19 and 19 are provided in a freely rotatable manner, and the flat box-shaped receiving portion 16 is fixed to the lateral plate portion. A weight is provided outside the lifting path 20 formed by the lifting table 15.
21 are arranged, and guide rollers 22 guided on the side surfaces of the weight guide groove 43 are provided on both side surfaces of the weight 21.
And a plurality of shake prevention rollers 23 guided to the inner surface of the weight guide groove 43 are provided so as to be freely rotatable.

The elevator drive device 17 provided in the lower portion of the enclosure 1 is a motor 24 and a wheel 25 attached to its output shaft.
The wire 26 hung on the wheel 25 is fixed at one end to the upper part of the lifting table 15 and the other end is fixed to the upper part of the weight 21.

The cross member 6 is formed in the same sectional shape as the columns 2 and 3. Further, the horizontal member 6 located above (or below) the loading / unloading port 12 forms the stepped portions 31 at a pair of upper and lower corner portions facing outward as shown in FIG. 3, and these stepped portions 31 It has a cross-sectional shape in which a pair of concave grooves 32 are formed in parallel. The columns 2 to 5 and the cross member 6 are made of aluminum extruded products, and are cut to a required size before use.

As shown in FIGS. 1 to 4, there are provided support members 2 to 5 including the outside of the concave groove 32, and a patch member 50 located from the outer surface of the cross member 6 to the outer surface of the cover plate end portion 8A. ing. The patch member 50 includes a strip plate portion 50A, a locked portion 50B formed at one side edge of the strip plate portion 50A and engageable with the locking groove 34 from the outside, and the strip plate. An abutting portion 50C formed on the other side edge of the strip-shaped portion 50A and abutting against the outer surface of the cover plate end portion 8A, and an arc-shaped portion that is continuous from the inner surface of the strip plate-shaped portion 50A and can pass through the recessed groove 32. It is formed by a leg portion 50D and a fitted portion 50E which is integrated with the free end of the leg portion 50D and can be fitted into the fitting groove 33.

Here, the pad material 50 is made of an extruded aluminum product, and the fitted portion 50E can be fitted into the fitting groove 33 against the elasticity of the leg portion 50D. Then, it is cut to the required size before use. The cover plate 8 is made of an acrylic plate, a decorative plywood, a thin bent material, or the like, and is used by cutting a regular-sized material into a required size. At that time, the cover plate 8
A cushioning edge member 51 made of rubber, sponge, or the like is externally fitted to the end portion 8A on the four sides of the.

In the above embodiment, the frame body 7 is assembled in the following manner. That is, by inserting the engaging piece 13 into the engaging groove 35 between the columns 2 to 5 located at the four corners, the perpendicularity between the columns 2 to 5 and the cross member 6 is obtained. Then, the horizontal member 6 is fixed by using the dovetail grooves 44, 45 and the like. Next, the lifting table 15 and the weight 21 are arranged from above in the frame body 7 formed in this way. At that time, both rollers 18 and 19 of the lift 15 are fitted into the guide groove 42, and both rollers 22 and 23 of the weight 21 are guided into the weight guide groove 43.
Fit in.

Thereafter, the cover plate 8 is fixed to the skeleton body 7 with the elevating and lowering drive device 17 being provided. That is, when the skeleton body 7 is assembled, all the step-shaped portions 31 are formed in the shape of a frame in the partition portion including the columns 2 to 5 and the cross members 6 facing inward. First, the cover plate 8 is fitted over the frame-shaped stepped portions 31. As a result, the four end portions 8A of the cover plate 8 come into contact with the stepped portion 31 via the edge member 51.

Then, as shown in phantom in FIG.
D is inserted into the groove 32, and the locked portion 50B is engaged with the locking groove 34. At this time, the fitted portion 50E faces the fitting groove 33. When external pressure is applied to the strip plate portion 50A in this state, the leg portion 50D is deformed against elasticity and the fitted portion 50 is formed.
E moves to the fitting groove 33 side, and the fitted portion 50E is fitted into the fitting groove 33 by the elastic force of the leg portion 50D. At this time, the contact portion 50C contacts the edge member 51.

The cover plate 8 can be fixed as described above, and at this time, the fixing is firmly maintained by the elastic fitting of the fitted portion 50E with the fitting groove 33. The cover plate 8 can be removed from the skeleton body 7 by performing the operation reverse to the above.

In the lift thus constructed,
By driving the motor 24 forward and backward to move the wire 26, it is possible to raise and lower the elevating table 15 by being guided by the guide groove 42, and it is possible to raise and lower the weight 21 in the opposite direction by being guided by the weight guide groove 43. .. By setting the receiving portion 16 at a predetermined position with respect to the loading / unloading port 12, the bucket 11 can be delivered through the loading / unloading port 12.

[0023]

According to the present invention having the above structure, the cover plate can be fixed to the skeleton by fitting the cover plate into the stepped portion of the column and bringing the end portion of the cover plate into contact with the stepped portion. it can. The elevating body arranged in the skeleton can be moved up and down by being guided by the guide groove, and at that time, the guide portion having the guide groove and the rectangular portion having the stepped portion are integrated columns. The entire lift can be made compact, and assembly time, especially speedy assembly and adjustment at the time of installation, can be made possible.

[Brief description of drawings]

FIG. 1 is a cross-sectional plan view of a column portion having a guide function according to an embodiment of the present invention.

FIG. 2 is a cross-sectional plan view of a column portion having no guide function.

FIG. 3 is a cross-sectional plan view of the horizontal member portion.

FIG. 4 is a cross-sectional plan view of the cover plate mounting portion.

FIG. 5 is a front view of the lifter.

FIG. 6 is a cross-sectional plan view of the lifter.

[Explanation of symbols]

 1 Enclosure 2-5 Struts 6 Horizontal member 7 Frame 8 Cover plate 15 Elevating stand (elevating body) 16 Receiving part 17 Elevating drive device 18 Guide roller 19 Anti-vibration roller 21 Weight 31 Stepped part 32 Recessed groove 33 Fitting groove 34 Locking groove 40 Rectangular part 41 Guide part 42 Guide groove 43 Weight guide groove 50 Abutting material 51 Edge material

Claims (1)

[Claims] 1. A skeleton body is formed by columns at four corners and a cross member connecting adjacent columns of the columns. The pair of columns adjacent to each other has a rectangular cross section, and a cover plate is provided on the outer surface side thereof. The remaining pair of stanchions has an integral guide part in the rectangular part forming the step part for the cover plate, and the guide groove for the lifting body is vertically provided in this guide part. An enclosure structure for a lifter characterized by being formed.