JP2785653B2 - Skylight guard of 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 cargo handling vehicle.
The present invention relates to a skylight guard for protecting a skylight provided on an upper surface of a cabin of a cargo handling vehicle from falling objects.

[0002]

2. Description of the Related Art A cargo handling vehicle, particularly a forklift truck, supports or loads a cargo to be transported from a predetermined place on a loading and unloading attachment such as a pair of left and right forks provided vertically movable at a front portion of the vehicle. While holding, the cargo is unloaded from a predetermined place or loaded at a desired place. In such unloading or stowage operations, forklift trucks often lift loads to a higher position than the operator of the forklift truck.

There is a forklift truck equipped with a head guard and a cabin to protect the operator from falling objects when the lifted luggage falls due to collapse of the load or the like. In particular, in a forklift truck having a cabin, as shown in FIG. 1, a front window 2, side windows 3, 4, and so on are provided in a cabin 1 in order to secure a view of an operator who operates the forklift truck in the cabin. A plurality of windows such as a skylight 5 are provided. Further, there is a forklift truck provided with a wiper device (not shown) in the skylight 5 in order to maintain a good view of the skylight 5. And
In general, a skylight guard 6 composed of a plurality of rod members fixed to the cabin 1 at predetermined intervals is provided above the skylight 5 so as to protect the skylight 5 from falling objects. .

[0004]

Since the skylight guard 6 in the prior art is fixed to the cabin 1 in a state of approaching above the skylight 5, it is extremely difficult to clean the upper surface of the skylight 5. There's a problem. Further, when the skylight 5 is equipped with a wiper device, there remains a problem that maintenance and inspection work of the wiper device also becomes difficult. In view of the above problems, the present invention solves the problem of providing a skylight guard of a cargo handling vehicle that protects a skylight provided on an upper surface of a cabin of the cargo handling vehicle and that can easily perform a skylight cleaning operation. Should be a technical issue.

[0005]

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problems, and is directed to a skylight guard of a cargo handling vehicle arranged to cover a skylight provided on an upper surface of a cabin of the cargo handling vehicle. The skylight guard is configured to include a leg attached to the upper surface of the cabin, and rotating means attached to the upper surface of the cabin and capable of rotating in a direction away from the upper surface of the cabin. .

[0006]

Therefore, according to the present invention, the skylight guard can be rotated in the direction away from the upper surface of the cabin via the rotating means on the upper surface of the cabin. As a result, the skylight guard covering the skylight can be separated from the skylight.

[0007]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Referring to the accompanying drawings, an embodiment of a skylight guard of a cargo handling vehicle according to the present invention will be described in detail by taking a fork ring truck as an example. It is to be noted that the same members as those of the related art are denoted by the same reference numerals.

FIG. 2 is a perspective view schematically showing an upper portion of a cabin 1 of a forklift truck having a skylight guard 10 according to the present invention. In FIG. 2, a skylight 5 is provided above a cabin 1 of a forklift truck. A skylight guard 10 for protecting the skylight 5 from falling objects is provided on the upper part of the cabin 1 so as to cover the skylight 5. The skylight guard 10 includes a frame in which a front portion 11 formed of an angle member, a rear portion 12 formed of a bar member, and a side portion 13 formed of two plate members are joined in a rectangular shape. The skylight guard 10 includes a plurality of longitudinal members 15 extending in the longitudinal direction of the cabin 1 in FIG. 2 and a cross member 1 extending in a direction perpendicular to the longitudinal members 15 on the frame body.
7 are formed in a lattice shape. The skylight guard 10 of FIG. 2 is shown merely as an example for explaining the present invention, and the frame bodies 11, 12, and 13 are shown.
It is needless to say that the types of members constituting the above, and the numbers, arrangements, and the like of the longitudinal members 15 and the transverse members 17 combined in a lattice shape are not limited thereto. For example, a wire net (not shown) may be provided on the skylight guard 10 so that the skylight 5 can be protected from small falling objects.

The skylight guard 10 is provided above the skylight 5 by two rotating support portions 14 provided at both front ends of the upper surface of the cabin 1 and two legs 24 provided at both rear ends of the skylight 5. It is supported at a distance. The skylight guard 10 is supported to be inclined forward so as to also protect the wiper device 8 provided on the upper surface of the skylight 5. Rotation support part 14
Has two bracket members 16 which are actually fixed to the upper surface of the cabin 1. Bracket member 16
Are spaced apart from each other in accordance with the width of the frames 11, 12, and 13. Each of the bracket members 16 is provided with one pin hole (not shown) penetrating the bracket member. A pin hole (not shown) corresponding to the pin hole of the bracket member 16 is also provided at each end of the side portion 13 of the frame of the skylight guard 10. A rotation pin 18 is inserted into each of the pair of pin holes. The pivot pins 18 are arranged such that their respective central axes coincide with a predetermined axis O. In FIG. 2, the pivot pin 18 is attached to the bracket member 16 by a washer 20 and a pin clip 22 so as not to fall out of the pin hole. However, the pivot pin 18 may be attached to the bracket member 16 by other means such as a double nut.

Further, as can be understood with reference to FIG. 3, the leg portion 24 is detachably attached to the ceiling of the cabin 1 at one end by a fixing bolt 28, and the frame is welded at the other end by welding or the like. Secured to the back 12 of the body. Therefore, by removing the fixing bolt 28, the skylight guard 10 moves in the direction away from the upper surface of the cabin 1 around the pivot pin 18 of the pivot support portion 14, that is, in front of the forklift truck, that is, as indicated by arrows in FIGS. It becomes pivotable in the direction of A. As a result, a large space is created above the skylight 5, and the upper surfaces of the wiper device 8 and the skylight 5 can be easily cleaned. After cleaning the upper surface of the skylight 5, the skylight guard 10 is rotated in the direction opposite to the arrow A to return to the previous position, and is fixed to the upper surface of the cabin 1 again by the fixing bolt 28.

Further, as shown in FIG. 4, a substantially U-shaped support portion 26 is provided at the upper end of the leg portion 24 without fixing the leg portion 24 to the skylight guard 10. 10
May be carried. Between the rear portion 12 of the skylight guard 10 and the support portion 26, the rear portion may be simply supported by the 12 support portion 26, or may be detachably locked by a clip type or a clamp type.

When the skylight guard 10 is rotated in the direction of arrow A, a cushioning member is provided at an appropriate position on the skylight guard 10 in order to buffer the collision between the skylight guard 10 and the front surface 7 of the cabin 1. In the embodiment shown in FIG. 2, a rubber cushion 30 as a cushioning member is attached to a substantially central portion of the upper end surface of each of the both side portions 13 of the frame body by a fixing screw 32. The cushioning member may be, for example, an elastic material such as a soft plastic or an air cushion type elastic member containing air therein as long as it can cushion the collision between the skylight guard 10 and the front surface 7 of the cabin 1. Needless to say, a buffer member may be provided on the front surface 7 of the cabin 1. Furthermore, in order to prevent the fixing screw 32 from coming into contact with the cabin 1 when the skylight guard 10 is rotated and supported on the front surface 7 of the cabin 1, preferably, the head of the fixing screw 32 is a rubber cushion. It is of an embedded type so as not to protrude from the end face of the buffer member such as 30.

As shown in FIG. 5, which is an enlarged view of a portion corresponding to the portion indicated by V in FIG. 2, a stop member 32 is provided at an appropriate position on the front portion 11 of the frame of the skylight guard 10 in place of the cushioning member. May be attached. As can be easily understood from FIG. 5, when the skylight guard 10 is rotated forward, the stop member 32 engages with the front surface 34 of the bracket member 16,
The collision between the skylight guard 10 and the front surface 7 of the cabin 1 is buffered.

In the above-described embodiment, the skylight guard 10 is rotated forward of the cabin 1 so that the skylight guard 10 is rotated.
Was moved from above the skylight 5. However, the direction of rotation may be to the side or behind the cabin 1. The second shown in FIG.
In the embodiment, the skylight guard 10 is provided on one side 13 of the frame.
(Right side part 13 in FIG. 6) Rotation support parts 36 and 38 for rotating and supporting both ends, and other side parts 13 of the frame body.
It is attached to the upper surface of the cabin 1 by a front leg 40 fixing both ends of the left side portion 13 in FIG. 6 and a rear leg (not shown). Further, the lower ends of the front leg 40 and the rear leg (not shown) are detachably fixed to the upper surface of the cabin 1 by bolts 41. On the other hand, the upper end is fixed to the side portion 13 of the skylight guard 10 as in the structure shown in FIG. At the upper end, a U-shaped support portion is formed at the upper end, which conforms to the shape of the side portion 13 of the skylight guard 10 as shown in FIG.
May be carried. Also, the side portion 13 of the skylight guard 10
A rubber cushion 42 is also attached to the upper surface of the vehicle as the above-mentioned cushioning member, and when the skylight guard 10 and the side portion of the cabin 1 are in contact with each other, the impact is reduced.

As will also be understood with reference to FIGS.
The rotation support portions 36 and 38 are pin type rotation means similar to the rotation support portion 14 shown in FIG. The rotation support portion 14 is configured to be rotatable in front of the forklift truck, and the rotation support portions 36 and 38 are configured to be rotatable to the side. The rotation support portion 36 is provided on one side 1 of the skylight guard 10.
3 has an ear 46 provided at the front end thereof so as to protrude laterally from the side. The ear portion 46 has a pin hole (not shown) corresponding to a pin hole (not shown) of the bracket member 44 provided on the upper surface of the cabin 1. A rotation pin 48 is inserted through the pair of pin holes, and the rotation pin 4
8 is fixed by a washer (not shown) and a pin clip (not shown).

The pivot support 38 has an ear 53 at the tip of a leg 52 attached to the rear side of the skylight guard 10. The ear portion 53 has a bracket member 50 erected on the upper surface of the cabin 1 similarly to the rotation support bracket 36.
A pin hole (not shown) corresponding to the pin hole (not shown) is provided. A rotation pin 54 is inserted into the two pin holes, and the rotation pin 54 is fixed by a washer (not shown) and a pin clip (not shown). It goes without saying that the rotation support portions 36 and 38 are configured such that the central axes of the rotation pins 48 and 54 coincide with the common axis O. In the second embodiment configured as described above, the skylight guard 10 is rotated in the direction away from the upper surface of the cabin 1, that is, in the direction of arrow C in FIG. The guard 19 can be separated. As a result, the same effects as in the above-described embodiment can be obtained.

In the third embodiment shown in FIG.
Reference numeral 0 denotes a front leg 58 fixed to a lower portion of both ends of a front portion 11 of the frame, and a rear leg portion 60 fixed to a lower portion of both ends of a rear portion 12.
And One end of each of the front legs 58 is fixed to the upper surface of the cabin 1 by a fixing bolt 62, similarly to the legs 24 shown in FIG. The other ends of the two legs are connected to the side 1 of the skylight guard 10 as shown in FIG.
3, or as shown in FIG. 4, a bearing is provided for carrying the side 13 of the skylight guard 10.

When the skylight guard 10 is rotated backward,
In order to buffer the abutment between the skylight guard 10 and the upper part of the cabin 1, the rubber cushion 6 as the above-described cushioning member is used.
4 is attached to the skylight guard 10 at an appropriate position on the rear portion 12 of the frame. The rear leg 60 is attached to the upper surface of the cabin 1 via the rotation support 56. The pivot support 56 is a pin-type pivot means similar to the above-described pivot support, and the skylight guard 10 is moved behind the forklift truck by the pivot support 56, that is, as indicated by an arrow D in FIG. It is rotatable in the direction. Also in the third embodiment configured as described above, the skylight guard 10 is rotated in the direction away from the upper surface of the cabin 1, that is, behind the cabin 1 in the direction of arrow D in FIG. The skylight guard 10 can be separated. As a result, also in the third embodiment, the same effects as in the above-described embodiment can be obtained.

[0019]

According to the skylight guard of the cargo handling vehicle of the present invention, the skylight is protected and the skylight can be easily cleaned.

[Brief description of the drawings]

FIG. 1 is a perspective view of an upper portion of a cabin of a forklift truck, showing a skylight guard according to the related art.

FIG. 2 is a schematic perspective view of a skylight guard according to the present invention.

FIG. 3 is a schematic side view of the skylight guard of FIG. 2;

FIG. 4 is a side view similar to FIG. 3, showing an embodiment in which the legs supporting the skylight guard are not fixed to the frame of the skylight guard.

FIG. 5 is a diagram showing an embodiment of a buffer means for buffering the abutment between the skylight guard and the cabin, and is an enlarged perspective view of a portion corresponding to a portion indicated by V in FIG.

FIG. 6 is a schematic perspective view of the embodiment when the skylight guard pivots sideways.

FIG. 7 is a schematic enlarged view of a portion indicated by VII in FIG.

8 is a schematic enlarged view of a portion indicated by VIII in FIG.

FIG. 9 is a schematic perspective view of the embodiment when the skylight guard rotates backward.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 ... Cabin 5 ... Skylight 10 ... Skylight guard 14 ... Rotation support means 24 ... Leg 26 ... Bearing part 36 ... Rotation support means 38 ... Rotation support means 40 ... Leg 58 ... Leg 56 ... Rotation support means

──────────────────────────────────────────────────続 き Continued on front page (58) Field surveyed (Int.Cl. ⁶ , DB name) B66F 9/00-11/04

Claims (3)

(57) [Claims] 1. A skylight guard disposed so as to cover a skylight provided on an upper surface of a cabin of a cargo handling vehicle, wherein the skylight guard (10) is attached to a leg (10) attached to an upper surface of the cabin (1). 24, 4
0, 58), and rotation supporting means (14, 36,... Attached to the upper surface of the cabin (1) and rotatable in the direction away from the upper surface of the cabin (1).
38, 56), a skylight guard (10) for a cargo handling vehicle. 2. The skylight guard (10) according to claim 1, wherein the legs (24, 40, 58) are detachably attached to the upper surface of the cabin (1). 3. A base end of the leg (24, 40, 58) is attached to an upper surface of the cabin (1), and a top end of the leg (24, 40, 58) is attached to the skylight guard (3). 1
The skylight guard (10) of a cargo handling vehicle according to claim 1, further comprising a bearing (26) for supporting the skylight (0).