JP2607281Y2 - Head guard device for cargo handling vehicle - Google Patents

Description

[Detailed description of the invention]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a head guard device for a cargo handling vehicle such as a forklift.

[0002]

2. Description of the Related Art Conventionally, in a head guard device of a cargo handling vehicle such as a forklift, a head guard frame is disposed above a driver's cab, and a ceiling plate is directly attached to the head guard frame by bolts and nuts or welding.

[0003]

In the above-mentioned conventional head guard device, when the ceiling plate is directly attached to the head guard frame with bolts and nuts, rainwater or the like easily enters the mounting holes formed in the head guard frame and the ceiling plate. The head guard frame is easily corroded. Further, when the ceiling plate is fixed to the head guard frame by welding, the ceiling plate may be distorted by the welding operation, which may reduce the commercial value.

Accordingly, an object of the present invention is to provide a head guard device for a cargo handling vehicle that can solve the above-mentioned problems.

[0005]

Means for solving the problems of the present invention are as follows. A head guard frame having a hollow cross section is disposed above a driver's cab, and a plurality of predetermined positions on a mounting upper surface on the head guard frame side. Has a first mounting hole
Formed in each of these first mounting holes and sealed from above
An elastic member is mounted on the mounting upper surface.
Through the fall prevention head of the elastic member
A well plate is placed, and the ceiling plate is placed at a position facing each insertion hole.
A second mounting hole is formed in each elastic member.
Bolt is inserted into the insertion hole from above the second mounting hole.
At the lower end of each elastic member, a nut fastened to the bolt
When buried and fixed, bolts and nuts are fastened to each elastic member
The head guard frame and the ceiling panel
A widening portion that widens in the hollow portion of the guard frame is formed.

A head guard frame having a hollow cross section is disposed above the cab, and first mounting holes are formed at a plurality of predetermined positions on an upper surface of the head guard frame.
Each of the ceiling panels placed on the head guard frame
A second mounting hole is formed at a position facing the mounting hole, and
An elastic member for sealing is mounted from above each second mounting hole.
The bolts are inserted into the insertion holes formed in the elastic members from above.
Is inserted and bolted to the lower end of each elastic member.
Nuts are embedded and fixed, and bolts and nuts are attached to each elastic member.
When the head guard frame and the ceiling plate are
A widened portion is formed in the hollow portion of the head guard frame so as to be widened.

[0007]

[Action] In the above configuration, by inserting the elastic member to the first attaching hole of the head guard frame, placing a ceiling plate on the head of the elastic member, the second attaching hole of the ceiling plate, the
When the bolt is inserted from above and fastened to the nut, the widened portion of the elastic member widens in the hollow portion of the head guard frame, and the head guard frame and the ceiling plate are fixed. Therefore, assembling of the device is facilitated and the ceiling plate is not distorted, so that the product value is improved, and the elastic member prevents rainwater or the like from entering the head guard frame. Since it is attached via the head of the elastic member, the vibration of the ceiling plate is suppressed, and the sound radiation from the ceiling plate is reduced.

In addition, the head guard frame is placed on the head guard frame while aligning the first mounting hole and the second mounting hole,
An elastic member inserted from above the first mounting hole and the second mounting hole and a bolt for fastening the bolt and nut is inserted from above into the insertion hole of the elastic member, header is拡巾portion of the elastic member
The width is widened in the hollow part of the guard frame, and the upper surface of the head guard frame is closely attached to the lower surface of the ceiling plate, so that the assembling becomes extremely easy.

[0009]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of a head guard device for a cargo handling vehicle according to the present invention will be described below with reference to the drawings. First, a first embodiment of the present invention is a sectional view of a main part of FIG. 1, a detailed view showing an assembling process of FIG. 2, an overall perspective view of an assembling process of FIG. 3, a sectional view of a washer of FIG. Description will be made based on a side view of the vehicle and a cross-sectional view of the ceiling plate of FIG.

As shown in the drawing, the head guard device of the cargo handling vehicle according to the first embodiment of the present invention, as shown in FIG. Head guard frame 4 through support 3
As shown in FIG. 3, the head guard frame 4 includes a rectangular outer frame body 5A and the outer frame body 5A.
And a pair of inner frame members 5B arranged in parallel inside the frame, and both of the frame members 5A and 5B have a hollow rectangular cross section as shown in FIG.

An upper end surface of the head guard frame 4 is a mounting upper surface 4a for mounting a rectangular ceiling plate (rain cover) 6 in a plan view, and predetermined positions (eight locations in FIG. 3) of the mounting upper surface 4a. Is formed with a first mounting hole 7 through which a sealing elastic member (synthetic rubber) 8 described later is inserted.

As shown in FIG. 6, the ceiling plate 6 has four sides bent upward to form a U-shaped cross section with an open top, and a monitoring hole 6a for monitoring the cargo handling state is formed in the plate surface. The monitoring hole 6a is covered with a transparent plate 6b, and a rainwater drainage port 6c and a drainage pipe 6d connected to the rainwater drainage port 6c are provided at the upper corner of the ceiling plate 6 as shown in FIG.

As shown in FIG. 2, the sealing elastic member 8 is provided to penetrate the first mounting hole 7 from above, and is mounted on the upper end of the elastic member 8 in contact with the mounting upper surface 4a. A head 8a for preventing falling is formed, an insertion hole 8b for inserting a bolt 9 is formed inside the elastic member 8, and a nut 10 for fastening with the bolt 9 is embedded and fixed at a lower end of the elastic member 8. When the bolt 9 and the nut 10 are fastened, the widened portion 8c widens inside the head guard frame 4 (below the first mounting hole 7) in a direction to approach the head guard frame 4 and the ceiling plate 6. Are formed.

The ceiling plate 6 is provided with a head 8a of the elastic member 8.
Is mounted on the mounting upper surface 4a via the
A second attachment hole 11 is formed at a position facing the insertion hole 8b of the elastic member 8. The bolt 9 is inserted from above the second mounting hole 11 into the insertion hole 8b and
It is concluded with 0.

The head 9a of the bolt 9 and the ceiling plate 6
A washer 12 is disposed between the washer 12 and the upper surface of the washer 12, and a synthetic rubber sealing material 13 is attached to the periphery of the central hole 12a of the washer 12, as shown in FIG.

Next, an assembly process of the head guard device according to the first embodiment of the present invention will be described with reference to FIG. First, the elastic member 8 is inserted into the first mounting hole 7 formed in the outer frame body 5A and the inner frame body 5B from above, and the head 8a of the elastic member 8 is placed on the mounting upper surface 4a. In this state, the nut 10 embedded and fixed to the lower end of the elastic member 8 is in a hollow portion in the head guard frame 4. Next, the second mounting hole 11 is placed on the head 8a while being aligned with the insertion hole 8b formed in the elastic member 8, and the bolt 9 with the washer 12 is inserted from above the second mounting hole 11 into the insertion hole 8b. , And screw the bolt 9 into the nut 10.

When the bolt 9 and the nut 10 are fastened, the widened portion 8c of the elastic member 8 widens in the radial direction D of the elastic member 8, and the ceiling plate 6 is drawn toward the upper surface 4a of the head guard frame 4. Then, the ceiling plate 6 is fixed to the head guard frame 4.

Thus, according to the first embodiment of the present invention,
The elastic member 8 is inserted into the first mounting hole 7 of the head guard frame 4, the ceiling plate 6 is placed on the head 8 a of the elastic member 8, and the bolt 9 is inserted through the second mounting hole 11 of the ceiling plate 6.
Is inserted and fastened to the nut 10, the widened portion 8c of the elastic member 8 is widened to fix the head guard frame 4 and the ceiling plate 6, so that the head guard frame 4 and the ceiling plate 6 does not require welding, the assembly of the apparatus becomes extremely easy, and the ceiling plate 6 can be easily removed from the head guard frame 4 by the reverse operation.

Since there is no distortion of the ceiling plate 6 caused by welding, commercial value can be improved. Further, since the sealing material 13 is provided in the central hole 12a of the washer 12, the bolt 9 and the washer 12 can be attached without a gap. Therefore, rainwater or the like travels on the bolt 9 and enters the head guard frame 4. And the elastic member 8 can prevent rainwater or the like from entering the head guard frame 4 from the second mounting hole 11.

Further, since the head guard frame 4 and the ceiling plate 6 are attached via the head 8a of the elastic member 8, vibration of the ceiling plate 6 can be suppressed, and therefore, the head guard frame 4 and the ceiling plate 6 are attached by conventional welding. The sound radiated from the ceiling plate 6 can be reduced.

Next, a second embodiment of the present invention will be described with reference to a sectional view of a main part of FIG. 7 and a perspective view of FIG. 8. This is because a steel plate is mounted on the upper surface 4a of the outer frame 5A and the inner frame 5B. The side of P is fixed by welding, a first mounting hole 7 is formed at a predetermined position of the steel plate P, the ceiling plate 6 is placed on the mounting upper surface 4a via the head 8a of the elastic member 8, and the ceiling A second mounting hole 11 is formed in the plate 6 at a position facing the insertion hole 8b of the elastic member 8. The other configuration is the same as that of the first embodiment, and a description thereof will be omitted.

In the assembling step in the above configuration, first, a steel plate P having a first mounting hole 7 formed at a predetermined position in advance is welded to the outer frame body 5A and the inner frame body 5B, and the elastic member is provided from above the first mounting hole 7. Insert the elastic member 8
Is mounted on the mounting upper surface 4a, and the second mounting hole 1
1 is placed on the head 8a while being aligned with the insertion hole 8b formed in the elastic member 8, and the bolt 9 with the washer 12 is inserted into the insertion hole 8b from above the second mounting hole 11 so that the bolt 9 Is screwed into the nut 10.

When the bolt 9 and the nut 10 are fastened, the widened portion 8c of the elastic member 8 expands in the radial direction D of the elastic member 8 below the first mounting hole 7 so that the head guard frame 4 The ceiling plate 6 is drawn closer to the mounting upper surface 4a, and the ceiling plate 6 can be fixed to the head guard frame 4.

Next, a third embodiment of the present invention will be described with reference to the sectional view of FIG.
A first mounting hole 7 is formed at a predetermined position on the mounting upper surface 4a, and a second mounting hole 11 facing the first mounting hole 7 is formed in the ceiling plate 6 on which the head guard frame 4 is mounted. The sealing elastic member 8 is inserted from above the second mounting hole 11. A bolt 9 is inserted into the insertion hole 8 b of the elastic member 8, and expands inside the head guard frame 4 in a direction in which the head guard frame 4 and the ceiling plate 6 come into close contact with each other when the bolt 9 and the nut 10 are fastened to the elastic member 8. The width-enlarging portion 8c is formed.

The washer 12 in the third embodiment of the present invention is a commonly used one, that is, the central hole 1.
2a may not have the sealing material 13. The other configuration is the same as that of the first embodiment, and a description thereof will be omitted.

In the assembling step in the above configuration, the first mounting hole 7 and the second mounting hole 11 are placed on the head guard frame 4 while being aligned, and the elastic member 8 is attached to the first mounting hole 7 and the second mounting hole 7. The head 8 a of the elastic member 8 is placed on the upper surface of the ceiling plate 6 while being inserted from above the hole 11. Next, the bolt 9 is inserted into the insertion hole 8b of the elastic member 8, and the bolt 9 and the nut 10 are fastened. In this way, the widened portion 8c of the elastic member 8 is widened in the radial direction D of the elastic member 8, and the mounting upper surface 4 of the head guard frame 4 is mounted.
a and the lower surface of the ceiling plate 6 are in close contact with each other.

As described above, in the third embodiment of the present invention, the elastic member 8 does not intervene between the upper surface 4a of the head guard frame 4 and the lower surface of the ceiling plate 6, so that the vibration of the ceiling plate 6 is prevented. The ceiling plate is placed so that the first mounting hole 7 and the second mounting hole 11 are aligned with the head guard frame 4, and the elastic member 8 is inserted therethrough.
It can be assembled very easily only by fastening the bolt 9 and the nut 10, and the ceiling plate 6 can be easily removed from the head guard frame 4. Other functions and effects are the same as those of the first embodiment.

In the first to third embodiments, the ceiling plate 6 is provided with a monitoring hole 6a in a part thereof so that the transparent plate 6
b, the ceiling plate 6 itself may be formed of a transparent member, or if the monitoring of the cargo handling state from the ceiling plate 6 is not particularly necessary, the entire ceiling plate 6 may be formed of an opaque member. May be configured.

[0029]

As is apparent from the above description, according to the present invention, the first mounting hole of the head guard frame is
The elastic member is inserted from above , the ceiling plate is placed on the head of the elastic member, and a bolt is inserted from above the second mounting hole of the ceiling plate and fastened to the nut, thereby widening the elastic member. Since the part is widened in the hollow part of the head guard frame to fix the head guard frame and the ceiling plate, it is extremely easy to assemble the device, and since the head guard frame and the ceiling plate do not require welding, the ceiling is not required. The board is not distorted ,
The commercial value can be improved , and rainwater or the like can be prevented from entering the head guard frame by the elastic member.

A ceiling plate is placed on the head guard frame so that the first mounting hole and the second mounting hole are aligned, an elastic member is inserted from above the second mounting hole , and bolts and nuts are fastened. To make the widened part of the elastic member
Since the width is increased in the hollow portion of the frame, the device can be assembled very easily.

[Brief description of the drawings]

FIG. 1 is a sectional view of a main part of a head guard device of a cargo handling vehicle showing a first embodiment of the present invention.

FIG. 2 is a detailed view showing the assembling process.

FIG. 3 is a perspective view showing the entire assembling process.

FIG. 4 is a sectional view of the washer.

FIG. 5 is an overall side view of the cargo handling vehicle.

FIG. 6 is a sectional view of the ceiling plate.

FIG. 7 is a sectional view of a main part of a head guard device of a cargo handling vehicle showing a second embodiment of the present invention.

FIG. 8 is a perspective view of the head guard frame.

FIG. 9 is a sectional view of a main part of a head guard device of a cargo handling vehicle showing a third embodiment of the present invention.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Cargo handling vehicle body 4 Head guard frame 4a Mounting upper surface 6 Ceiling plate 7 First mounting hole 8 Elastic member 8c Widening part 9 Bolt 11 Second mounting hole P Steel plate

Claims (2)

(57) [Scope of request for utility model registration] 1. A head guard frame having a hollow cross section is disposed above a cab, and first mounting holes are formed at a plurality of predetermined positions on a mounting upper surface of the head guard frame.
Each of these first mounting holes has a sealing bullet from above.
The mounting member is mounted on the mounting upper surface.
Ceiling plate through the fall prevention head of the elastic member
Placed on the ceiling plate, at a position facing each insertion hole,
A second mounting hole is formed, and a through hole formed in each elastic member
A bolt is inserted into the hole from above the second mounting hole, and each
Nuts fastened to bolts are embedded and fixed at the lower end of the conductive member
The head is attached to each elastic member when bolts and nuts are fastened.
Head guard so that the guard frame and the ceiling plate are close to each other
A head guard device for a cargo-handling vehicle , wherein a widened portion that widens in a hollow portion of the door frame is formed. 2. A head guard frame having a hollow cross section is disposed above a cab, and first mounting holes are formed at a plurality of predetermined positions on a mounting upper surface of the head guard frame.
Each of the ceiling panels placed on the head guard frame
A second mounting hole is formed at a position facing the mounting hole, and
An elastic member for sealing is mounted from above each second mounting hole.
The bolts are inserted into the insertion holes formed in the elastic members from above.
Is inserted and bolted to the lower end of each elastic member.
Nuts are embedded and fixed, and bolts and nuts are attached to each elastic member.
When the head guard frame and the ceiling plate are
A head guard device for a cargo-handling vehicle , wherein a widened portion is formed so as to widen in a hollow portion of the head guard frame so as to be extended.