JP2519787Y2 - Road stabilizer backrest - Google Patents

Description

[Detailed description of the device]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a forklift attachment, and more particularly to a backrest of a road stabilizer device.

[0002]

2. Description of the Related Art Conventionally, a forklift equipped with a load stabilizer device of this type is one in which a box-shaped pallet such as a fixed shape stacked on a pallet or a box pallet such as a bottle is pushed from above by a holding plate to carry the cargo. In a forklift equipped with this load stabilizer device, as shown in FIG. 5, finger bars 3 and 4 are attached above and below the front side of a lift bracket 2 that moves up and down along the left and right masts 1. A pair of forks 5 is attached to the finger bars 3 and 4 so that the distance between them can be adjusted.
Also, this lift bracket 2 or finger bar 3,
A pair of left and right guide rails 6 for guiding the rails 7 for vertically moving the pressing plate 11 are provided upright on the rear side of the guide rails 4, and the guide rails 6 are provided with rollers 8 for rolling the rails 7 in the groove portions of the guide rails 6. The lift bracket 2 is pivotally mounted and is vertically movable via a cylinder 9 standing upright in the center of the lift bracket 2. Further, an arm 10 of a predetermined length facing the upper side of the fork 5 is horizontally attached to the upper end of the rail 7, and the tip end side of the arm 10 can hold, for example, a load on a pallet to be loaded by the fork 5. A substantially rectangular holding plate 11 is detachably attached. A backrest 12 is provided upright on the finger bar 3.

The backrest 12 is composed of a backrest portion 13 framed in a substantially rectangular lattice shape and leg pieces 14 depending on the left and right sides of the backrest portion 13. The left and right leg pieces 14 are vertically arranged. The backrest portion 13 is detachably attached to the left and right end surfaces of the finger bars 3 and 4, and the backrest portion 13 is erected on the finger bar 3. In addition, in a substantially central portion of the backrest portion 13, a relief recess 15 of the arm 10 is provided with a predetermined width and a predetermined height range so that the backrest portion 13 can be pressed in when the height of the cargo on the pallet is low. Has been done.

[0004]

However, in the backrest 12 of the above-mentioned conventional load stabilizer device, the cylinder 9 is operated by the cylinder 9 to press the load on the pallet to be loaded and the tilting operation is performed to operate the mast 1. When tilted backward, depending on the shape of the luggage, the luggage may be displaced toward the escape recess 15 formed in the backrest 12, and the entire luggage may become unstable. Also, backrest 1
When 2 is increased, there is a problem that work in a place where the total height is limited is limited.

The present invention has been made to solve the above-mentioned conventional problems, and a backrest can be formed so as to be capable of expanding and contracting in accordance with the height of a cargo in a predetermined height range, and a stable cargo handling is possible. An object of the present invention is to provide a backrest of a load stabilizer device that enables work.

[0006]

SUMMARY OF THE INVENTION In order to solve the above technical problems, the present invention provides the above-mentioned finger bar at the upper end of a rail which is vertically moved along a pair of left and right guide rails attached to a lift bracket or finger bar. A backrest of a forklift equipped with a load stabilizer device capable of holding a cargo work by providing a holding plate at the tip of an arm that is mounted and faces above the fork, and the backrest includes a lower backrest and an upper backrest. The lower backrest is divided and formed, and a plurality of base receiving members are erected at predetermined intervals to form a frame, and the upper backrest is formed by comb-forming a plurality of receiving members corresponding to the base receiving members. The lower backrest is attached to the lift bracket side, and the upper backrest is the rail. It consists in the backrest of the telescopically configured with the load stabilizer device for interlocking attached to.

[0007]

With the above structure, by moving the upper backrest up and down, it is possible to form the backrest in accordance with the height of the cargo in a predetermined height range and to hold the cargo.

[0008]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings. In this embodiment, the same components as those of the conventional one will be described with the same reference numerals. Lift bracket 2 that moves up and down along the left and right masts 1 of the forklift
Finger bars 3 and 4 are attached to the upper and lower sides on the front side of the fork 5, and a pair of forks 5 are attached to the finger bars 3 and 4 so that the distance between them can be adjusted. Further, a pair of left and right guide rails 6 for guiding the rails 7 for vertically moving the pressing plate 11 are erected on the rear side of the lift bracket 2 or the finger bars 3 and 4, and the guide rails are provided with the rails 7. A roller 8 that rolls in the groove portion of 6 is pivotally mounted, and is provided so as to be vertically movable via a cylinder 9 that is erected at the center of the lift bracket 2. Also,
An arm 10 of a predetermined length facing the fork 5 is horizontally attached to the upper end of the rail 7, and the arm 10 has a tip end side which is capable of pressing a load on the pallet, for example, a load on the pallet. A rectangular holding plate 11 is detachably attached. Also, the finger bars 3,
A backrest 20 is provided on the front side of the No. 4.

The backrest 20 is divided into two members, a lower backrest 21 and an upper backrest 25. The lower backrest 21 is attached to the front surfaces of the finger bars 3 and 4, and the upper backrest 25 is a rail. 7
The lower backrest 21 has a predetermined diameter and a plurality of base receiving members 22 made of a cylindrical body having a predetermined length. The cargoes are vertically erected at a predetermined interval so as not to be displaced and are formed into a framework in a substantially lattice shape, and are formed to have a width substantially corresponding to the finger bars 3 and 4, and the base receiving members 22 at the left and right ends are formed. A bracket 24 is attached to and is detachably attached to the left and right end surfaces of the finger bars 3 and 4 via the bracket 24. In this mounted state, the base receiving member 22 and the finger bars 3 and 4 are mounted such that the forks 5 are positionally adjustable.

Further, the upper backrest 25 has a mounting length corresponding to that of the lower backrest 21, and is provided on the lower surface side of the substrate 26 at a predetermined interval corresponding to the base receiving member 22 of the lower backrest 21. The plurality of rod-shaped receiving members 2 that can be slid up and down by being inserted into the inner diameter portion 22a of the
7 are vertically provided, and a horizontal frame member 28 is provided and connected at a predetermined position between the receiving members 27 so as to be formed in a comb shape in the drawing. The upper backrest 25 formed in this way
Is attached to a predetermined position on the lower side of the attachment base side of the arm 10 on the upper end side of the pair of left and right rails 7 via the stay 29, and each receiving member 27 is attached to the lower backrest 21.
The base receiving member 22 is attached in alignment with the inner diameter portion 22a.

The upper backrest 2 formed in this way
The receiving members 27 of No. 5 are inserted into the inner diameter portions 22a of the corresponding base receiving members 22 of the lower backrests 21, and the upper backrest 25 is moved up and down integrally with the holding plate 11 by the expansion and contraction operation of the cylinder 9. 27 is expanded and contracted with respect to the base receiving member 22.

The backrest 20 of this embodiment has the lower backrest 21 and the upper backrest 25 as described above.
Since it is divided into two members and is provided so as to be vertically expandable and contractible, the combined length (extended length) of the base receiving member 22 and the receiving member 27 of both backrests 21 and 25 is handled as a cargo. With the length corresponding to the height, even if the upper part of the cargo is pressed by the pressing plate 11 and the mast 1 is tilted backward, the cargo is received by the base receiving member 22 and the receiving member 27. It is possible to perform stable cargo handling work without collapse of the load, and the backrest 20 does not project upward from the arm 10 and the presser plate 11 even when working in a place where the lift is limited, and Coupled with the fact that the section backrests 21 and 25 can expand and contract, the cargo handling work range can be expanded, and the cargo handling efficiency can be improved.

In the above-described embodiment, since the receiving member 27 is formed by being fitted and inserted into the cylindrical base receiving member 22, since the diameters thereof are different, a step is formed at the fitting portion of the two serving as the load receiving surface. Although there is a concern that the load may shift due to the occurrence of the load, the configuration shown in FIGS. That is, in the structure shown in FIG. 3, the base receiving member 31 is formed into a substantially U-shaped cross section, and a sliding piece 34 slidably fitted in the groove portion 32 of the base receiving member 31 is formed into a substantially T-shaped cross section. The receiving member 33 is provided, and the mutual end surfaces 31a and 33a which are receiving surfaces are made the same surface. Also,
In the structure shown in FIG. 4, the base receiving member 35 is formed in a substantially C-shaped cross section, and a receiving member 37 having a substantially T-shaped cross section is provided to slidably fit into the groove 36 having the substantially T-shaped shape. The mutual end surfaces 35a and 37a are formed on the same plane.

[0014]

EFFECTS OF THE INVENTION The present invention has the above-mentioned configuration, and by making the combined length of the base receiving member and the receiving member of the upper and lower backrests a length corresponding to the cargo handling height,
Even if the upper part of the cargo work is pressed by the holding plate and the mast is tilted backward, the cargo work is received by the base receiving member and the receiving member, and stable cargo work can be performed without the load collapsing. Also, when working in places with limited lift, the backrest does not project above the arm and the presser plate, and the upper and lower backrests are expandable, expanding the cargo handling range. Therefore, the cargo handling efficiency can be improved.

[Brief description of drawings]

FIG. 1 is an exploded perspective view showing a mounted state of a backrest.

FIG. 2 is a horizontal sectional view of a mounting portion of a backrest.

FIG. 3 is a cross-sectional view showing another aspect of the base receiving member and the receiving member.

FIG. 4 is a sectional view showing another embodiment of the base receiving member and the receiving member.

FIG. 5 is an exploded perspective view showing a mounted state of a conventional backrest.

[Explanation of symbols]

 2 Lift bracket 3, 4 Finger bar 5 Fork 6 Guide rail 7 Rail 10 Arm 11 Holding plate 20 Backrest 21 Lower backrest 22 Base receiving member 25 Upper backrest 27 Receiving member 31 Base receiving member 33 Receiving member 35 Base receiving member 37 Receiving member

Claims (1)

(57) [Scope of utility model registration request] 1. A holding plate is provided at an upper end of a rail which is vertically moved along a pair of left and right guide rails attached to a lift bracket or a finger bar, and an end of an arm which is attached to the finger cover and faces the fork. A backrest of a forklift equipped with a load stabilizer device capable of holding a cargo object by means of a lower backrest and an upper backrest, and the lower backrest includes a plurality of base receiving members. Are erected at a predetermined interval to form a frame, and the upper backrest forms a frame of a plurality of receiving members corresponding to the base receiving member in a comb shape, and the lower backrest is located on the lift bracket side. Attached, the upper backrest is attached to the rail side and is configured to be connected so as to be extendable and contractible. Backrest of Isa device.