JPH0528152Y2 - - Google Patents

Description

[Detailed description of the invention] [Field of industrial application] The present invention makes the upper cabin of the construction machine machine foldable so that the construction machine can be transported at a higher height from the ground. The present invention relates to a folding cabin structure for construction machinery that can maintain the height within a predetermined height.

[Conventional technology]

For example, the cabin structure of a construction machine such as a road roller that compacts road surfaces has conventionally been manufactured as a single piece and fastened to the machine base with bolts or the like. Therefore, when transporting construction machinery on a moving vehicle such as a truck, the height of the cabin surrounding the driver's seat must be within the height limit stipulated by the Road Act Vehicle Restriction Ordinance.
Conventionally, this cabin had to be disassembled and removed because it would come in contact with 3.8m.
However, disassembly and removal work is labor-intensive and time-consuming, making it extremely inefficient.

On the other hand, Japanese Utility Model Publication No. 62-35711 discloses a folding canopy for construction machinery, but only the roof and front are closed, and there are no partitions such as left and right doors or back, and the cabin structure is I couldn't say that.

In addition, the applicant previously proposed Utility Model Application No. 63-
Even with the compaction vehicle cabin structure of Publication No. 89311,
Since the left and right doors and roof were made of canvas, the cabin was not surrounded by metal plates.

[The problem that the idea aims to solve]

The present invention was devised in view of the above points; it does not require the removal of the cabin, it can be folded easily and in a short time, there is no height restriction when transporting by truck, and the surrounding area is made of metal. To provide a folding cabin structure for construction machinery enclosed by a board.

[Means for solving the problem and their effects]

In order to solve the above problems, in the present invention, the front panel including the windshield and front side glass, the rear panel including the rear glass, the left and right doors including the side glass, and the roof panel forming the roof are respectively molded. In the construction machinery cabin structure surrounded by metal plates,
The left and right doors can be divided into two vertically, and when folded, the divided upper sides of the left and right doors are opened and the door locking device of the door is fixed to a door locking device attached to the rear panel. By removing fasteners A and B, the rear panel and the roof panel are pivoted so that they fall down while being regulated by a balance device below the rear panel until they come into contact with the rear machine base, and in this state, the The roof panel is pivoted so that it can be placed on the rear panel by removing the fasteners C, and the front panel is pivoted so that it can be placed on the front machine box by removing the fasteners E. The present invention is characterized in that a spanning member is provided between the front panel and the machine stand and between the front panel and the machine stand.

By adopting the above configuration, the cabin of the construction machine can be folded easily and in a short time, so that when transported by truck, the height can be kept below the 3.8 m height limit stipulated by law.

〔Example〕

Hereinafter, one embodiment of the present invention will be described in detail based on the drawings.

FIG. 1 is a side view of the present invention, and FIGS. 2 to 6 are side views showing the folding procedure.

In this embodiment, the folding cabin structure X for a construction machine according to the present invention is applied to a compaction machine such as a road roller. A rolling wheel (not shown) made of a tire roller, a steel roller, or the like is mounted on the lower side of the machine base 1. As shown in FIG. 1, a cabin 2 that surrounds a driver's seat, a steering wheel, etc. is provided on the top surface of a machine base 1. 3 is a machine frame equipped with operating equipment necessary for operating the compaction machine, 4 is a machine box that houses the drive source of the compaction machine, etc.
5 is a handrail provided on the machine base 1.

A front panel 8 to which a windshield 6 (see FIG. 7) and front side glasses 7, 7 are attached is provided in front of the driver's seat. Further, on the rear side, there is a rear panel 10 equipped with a rear glass 9 (see Fig. 8), on the sides (left and right), doors 13 and 14 equipped with side glasses 11 and 12 including windows that can be opened and closed, and on the upper side. is provided with a roof panel 15 forming a roof.

The left and right doors 13 and 14 are divided into upper and lower halves, with the upper sides 13a and 14a having hinges 16 and 16.
When opened 180 degrees using the fulcrum, the male door locking tool 17 located at the lower right can be inserted into the female door locking tool 18 attached to the rear panel 10.

The roof panel 15 is fixed to the front panel 8 with a fastening hook A at its leading end, and fastened to the rear panel 10 by a fastening hook C (third
(see figure). Therefore, the fixation of the rear panel 10 with the back member 19 by the fastening hooks B (see FIG. 2) is released, and the roof panel 1 described above is removed.
When the fastening hook A of 5 is removed, the roof panel 15,
Rear panel 10 and upper sides 13a, 1 of left and right doors
4a is a spring 20a of the balance device 20 located within the frame 19a of the back member 19 below the rear panel 10;
The hinges 21, 21, 2 are arranged so that the machine can stably fall in one direction while being regulated by the tensile force of 20b (see Fig. 10) and come into contact with the handrail 5 which also serves as a stopper.
1 (see FIG. 8), the rear panel 10 is pivotally mounted. The roof panel 15 is pivotally attached by a hinge 22 (see FIG. 4) so that it can be placed on the rear panel 10 by removing the fastening hooks C. After being placed, the roof panel 15 can be fastened to the rear panel 10 using the fastening hooks D attached to the rear panel 10. Further, a handrail 15a (see FIG. 6) is provided on the side surface of the roof panel 15, and a turnbuckle 23 can be hung between the handrail 15a and the machine base 1.

On the other hand, as shown in FIG. 5, the front panel 8 is fixed to the closed frame 24 of the lower sides 13b and 14b of the door with fastening hooks E, and when the fastening hooks E are removed, the front machine box 4 The hinges 25, 25, 25 are arranged so that the handrail 8a at the top of the front panel 8 can come into contact with the machine box 4 when the front panel 8 falls to the side.
It is pivoted by. Note that a turnbuckle 26 can be hung between the handrail 8a of the front panel 8 and the machine base 1.

The fastening hooks A to E are as shown in FIG.
A plate 2 pivotally supported on a fixed side 27 by a pin 28 or the like.
9, which has an arc-shaped locking groove 29a that engages with a stud bolt 31 on the rotating side 30, and when engaged, the rotating side 30 is fastened to the fixed side 27 by tightening a wing nut 32 onto the threaded portion at the tip of the bolt 31.

Further, the balance device 20 is located within the frame 19a of the back member 19, as shown in FIG.
0a, 20b and triangular bracket 20c
and a threaded rod 20d screwed into a bracket fixed to the frame 19a via nuts 19b and 19c.
The rear panel 10, which is pivotally supported at the tip of the bracket 20c, is pulled by the tension of the springs 20a and 20b, absorbing the impact force of the fall of the rear panel 10, and making it fall in a stable manner. In addition,
The tension of the springs 20a, 20b of the balance device 20 can be adjusted by changing the position of the threaded rod 20d.

With this configuration, the folding procedure is as follows. First, as shown in FIG. 2, the left and right upper doors 13a, 14a are opened rearward, and the male door locking tool 17 is inserted into the female door locking tool 18 attached to the rear panel 10. Next, the roof panel 15
and the fastening hook A that fixes the front panel 8.
Then, the fastening hooks B fixing the rear panel 10 and the back member 19 are removed, and as shown in FIG. Furthermore, the fastening hooks C fixing the roof panel 15 and the rear panel 10 are removed, the roof panel 15 is folded down onto the front rear panel 10, and the fastening hooks D are hung. (See Figure 4) Also, the fastening hook E that fixed the front panel 8 and the frame 24 is
Remove it and move it to the front of the machine box 4 as shown in Figure 5.

Then, as shown in FIG. 6, the front panel 8
The handrail 8a of the roof panel 15 and the machine base 1 are fixed with a turnbuckle 26, and the handrail 15a of the roof panel 15 and the machine base 1 are fixed with a turnbuckle 23.

Through the above operations, the cabin 2 can be folded, and the height of the rolling machine can be lowered. For this reason,
Even when the rolling compaction machine is loaded on the bed of a truck, the height of the loaded rolling compaction machine satisfies the loading conditions stipulated by law. Note that the folding work of the cabin 2 may be performed on the ground, or may be performed after it is loaded onto the loading platform of a truck.

Further, when arriving at the compaction site, the cabin 2 can be easily assembled in a short time by the reverse procedure to the above-described procedure, and compaction work can be started immediately.

It should be noted that the present invention is not limited to the above embodiments, and it goes without saying that various modifications and embodiments can be made without departing from the spirit of the invention.

[Effect of idea]

As explained above, according to the present invention, the cabin of a construction machine can be folded easily and in a short time, so the height can be changed within a predetermined dimension when being transported by loading onto a truck or the like. . Moreover, since the folding procedure can be reversed for assembly, it can be easily and quickly assembled. In addition, since it is surrounded by metal plates, it has better heat retention and dust resistance than conventional canopy structures, and does not look inferior in appearance.

[Brief explanation of the drawing]

Fig. 1 is a side view of the present invention, Fig. 2 to Fig. 6 are side views showing the folding procedure, Fig. 7 is a front view of the same, Fig. 8 is a rear view of the same, Fig. 9 shows the fastening hooks, a is a front view and b is a side view, and Fig. 10 is an explanatory diagram of the balance device. X... Folding cabin structure, A to E... Fastening hooks, 1... Machine base, 2... Cabin, 4... Machine box, 5... Handrails, 8... Front panel,
10 ... rear panel, 13, 14 ... door, 15
……Roof panel, 17……Off door latch, 18
... Female door engaging member, 19 ... Rear member, 20 ...
...balancing device.

Claims (1)

[Scope of utility model registration request] In the cabin structure of a construction machine, a front panel including a windshield and a front side glass, a rear panel including a rear glass, left and right doors including side glasses, and a roof panel forming a roof are each surrounded by molded metal plates, The left and right doors can be divided into two vertically, and when folded, the divided upper sides of the left and right doors are opened and the door locking device of the door is fixed to a door locking device attached to the rear panel. the rear panel and the roof panel are pivoted so that they fall down while being regulated by a balance device below the rear panel until they come into contact with the rear machine base by removing fasteners A and B;
In this state, the roof panel is pivoted so that it can be placed on the rear panel by removing the fasteners C, and the front panel is pivoted so that it can fall onto the machine box in front by removing the fasteners E. A folding cabin structure for a construction machine, characterized in that a spanning member is provided between the roof panel and the machine base and between the front panel and the machine base.