JP2534025B2 - Gas cylinder installation bracket - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a gas cylinder installation bracket for easily installing a gas cylinder filled with LP gas on a work vehicle such as a forklift driven by using LP gas as fuel.

[0002]

2. Description of the Related Art Since LP gas is an economical and clean energy, it has been used as a fuel for automobiles for commercial vehicles such as taxis and hire vehicles. recently,
For vehicles other than sales vehicles and work vehicles such as forklifts,
Attention has been paid to fuel efficiency and environmental measures, and the shift from gasoline engine vehicles to LP gas vehicles is being carried out. Since work vehicles such as forklift trucks mostly work on the premises rather than on public roads, the gas cylinder filled with LP gas as fuel is installed on the work vehicle by a simple attachment (bracket). .

11 to 13 show an example of a conventional bracket for installing a gas cylinder on a forklift truck. In the drawings, reference numeral 1 is a forklift, 2 is a bracket, and 3 is a gas cylinder. The bracket 2 is provided on the upper surface (table) 4 at the rear of the forklift 1, and is mainly composed of a mounting portion 5 on which the gas cylinder 3 is mounted and a grip portion 6 for gripping the gas cylinder 3.

The installation portion 5 includes a fixed base 7 fixed to the upper surface 4, and a mounting base 8 provided on the rear side of the forklift 1 so that the gas cylinder 3 can be installed on the fixed base 7 slightly. It is configured. The mounting base 8 and the fixed base 7 are connected by plates 9 and 10. The connection between the plates 9 and 10 and the mounting base 8 and the fixed base 7 is a pin connection, whereby the mounting base 8 is slightly rotated from the fixed base 7 to the rear side of the forklift 1. Further, reference numeral 11 is a stopper for preventing the fixed base 7 from separating from the mounting base 8. By releasing this stopper 11, the mounting base 8 can be contacted and separated from the fixed base 7. It is configured.

The grip portion 6 is composed of a pair of grip bands 12 and 12 which are separated from each other in the axial direction of the gas cylinder 3. The grip band 12 is composed of a pair of bands 12a and 12b having a semi-arcuate shape.
The band 12a is fixed to the mounting table 8, and the band 12b
Has one end rotatably connected to one end of the band 12a via a hinge 13. A hook 14 is attached to the other end of the band 12b, and an engaging piece 15 to which the hook 14 is detachably engaged is attached to the other end of the band 12a. Then, the grip band 12
Then, the band 12b is pivotally opened via the hinge 13, the gas cylinder is placed on the band 12a, and then the band 12b is pivoted in the opposite direction so that the hook 14 engages with the locking piece 15.
The gas cylinder is gripped by the bands 12a and 12b by locking the gas cylinder.

In order to install the gas cylinder 3 on the rear part of the forklift truck 1 using the bracket 2 having the above-described structure, first,
The stopper 11 is released, and the installation base 8 is slightly rotated from the fixed base 7 to the rear side of the forklift 1, and the grip 6
Is located behind the forklift 1. Next, the hooks 14 of the pair of gripping bands 12 and 12 are removed from the locking pieces 15 to remove the respective bands 12b.
Is opened by rotating it upwards via the hinge 13. Next, after placing the gas cylinder 3 on the band 12a, the band 12b
Is rotated in the opposite direction to lock the hook 14 on the locking piece 15, so that the gas cylinder 3 is connected to the bands 12a and 12b.
After gripping, the mounting table 8 is returned to the forklift 1 side, placed on the fixed table 7, and fixed by the stopper 11 so as not to separate from the fixed table 7.

[0007]

However, when the gas cylinder 3 is installed by the conventional bracket 2 having the above-mentioned structure, the bracket 2 can be slightly moved to the rear of the forklift 1, but its height is almost unchanged. ,
The operator has to lift the gas cylinder 3 to the mounting height of the bracket 2 and mount it on the bracket 2, which not only burdens the worker but also poses a risk.

The present invention has been made in view of the above circumstances, and is for installing a gas cylinder in which a gas cylinder filled with LP gas can be easily and safely installed in a work vehicle such as a forklift driven by using LP gas as fuel. Intended to provide brackets.

[0009]

In order to achieve the above object, the gas cylinder installation bracket according to claim 1 of the present invention is fixed on a table of a work vehicle such as a forklift truck, and an installation stand for installing the gas cylinder is provided. A fixed plate that has, a rotary shaft that is horizontally and rotatably provided on the fixed plate, and one end is fixed to the rotary shaft, and is rotatable between the upper and lower sides of the table with the rotary shaft as a fulcrum. Of the rotary plate and the other end of the rotary plate, the gas cylinder is detachably held,
The upward rotation of the rotating plate, and a grip portion for transferring the gas cylinder to the mounting base side, the said rotary shaft
A spring provided to urge the rotating plate upward
It is.

The gas cylinder installation bracket according to a second aspect of the present invention is the bracket according to the first aspect, wherein the fixed plate is engaged with and disengaged from the rotation plate when the rotation plate is rotated upward and the gas cylinder is installed on the installation base. It is provided with a stopper that can be freely engaged.

[0011]

In the bracket for installing a gas cylinder according to the first aspect of the present invention, the rotary plate connected to the fixed plate fixed to the table via the rotary shaft is rotated vertically between the tables. The gripping part for gripping the gas cylinder moves up and down, whereby the gas cylinder is transferred and installed on the mounting table.

In addition, the gas cylinder is used for turning the turning plate.
Therefore, when transferring upward, this rotating plate
Since it is urged upward by the
Can lift the cylinder.

In the bracket for installing a gas cylinder according to a second aspect of the present invention, the rotating plate is rotated upward, and when the gas cylinder is installed on the installation stand, the stopper is engaged with the rotating plate. , Fix the rotating plate to the fixed plate.

In addition, the gas cylinder is used to rotate the rotating plate.
Therefore, when transferring upward, this rotating plate
Since it is urged upward by the
Can lift the cylinder.

[0015]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the gas cylinder mounting bracket of the present invention will be described below with reference to FIGS. In these drawings, reference numeral 20 indicates a gas cylinder installation bracket according to the present invention (hereinafter, simply referred to as a bracket). This bracket 20 is for installing the gas cylinder 3 on the forklift 1 in a replaceable manner, and basically,
A fixed plate 21 fixed to the upper surface (table) 4 at the rear of the forklift 1, and a rotary shaft 22 provided on the fixed plate 21 horizontally and rotatably around an axis.
One end is fixed to the rotary shaft 22, and the rotary plate 23 is rotatable between the upper and lower sides of the table 4 with the rotary shaft 21 as a fulcrum, and the other end of the rotary plate 23 is fixed. It is configured to mainly include a grip portion 25 that is detachably gripped and that transports the gas cylinder 3 to the mounting table 24 side by rotating the rotating plate 23 upward.

The fixed plate 21 is a flat plate made of an iron plate or the like, and is fixed to the table 4 with screws or the like. The rear portion of the fixing plate (the side facing the rear of the forklift 1) is bent downward along the rear side surface of the forklift 1, and the bent portion 21a.
The sleeves 26, 26 are coaxially fixed to the tip of the rotary shaft 22, and the rotary shaft 22 is inserted through the sleeves 26, 26 so as to be rotatable in the forward and reverse directions.

The mounting table 24 is provided at the front of the fixed plate 21. As shown in FIGS. 2 to 4, the mounting table 24 includes a pair of plates 24a and 24a that are erected on the left and right edges of the fixed plate 21, and a support that is fixed to the upper ends of the plates 24a and 24a. Part 2
4b and 24b. The support portion 24b is formed of an elastic member such as rubber, and the upper surface thereof is formed as an arc surface along the arc of the outer circumference of the gas cylinder 3.

The rotating plate 23 is formed of an iron plate or the like, and a sleeve 27 is fixed to one end of the rotating plate 23. The rotary shaft 22 is rotatably inserted into the sleeve 27, so that the rotary plate 23 rotates vertically between the table 4 with the rotary shaft 22 as a fulcrum. As shown in FIG. 5, a spring 28 is externally attached to the rotary shaft 22, and one end of the spring 28 is brought into contact with the fixed plate 21 and the other end thereof is brought into contact with the rotary plate 23, so that the rotary plate 23 is rotated. The moving plate 21 is biased upward.

Further, the other end portion of the rotating plate 23 is provided with the grip portion 25 for detachably gripping the gas cylinder 3. As shown in FIGS. 1 to 4, the grip portion 25 is mainly composed of metal grip bands 30 and 30 that are separated in the axial direction of the gas cylinder 3. The grip band 30 includes a pair of bands 30a, 3 having a semi-arcuate shape.
It is composed of 0b. One end of the band 30a is fixed to the other end of the rotating plate 23, and the fixing is reinforced by the reinforcing member 31. An elastic body 32 made of rubber or the like is attached to the inner peripheral surface of the band 30a, and the elastic body 32 is brought into close contact with the outer peripheral surface of the gas cylinder 3. Further, an arm 33 is suspended and fixed between the other ends of the bands 30a, 30a of the respective grip bands 30, 30, and the arms 33 reinforce the bands 30a, 30a. The operator grips and lifts the arm 33 when rotating the grip 25.

Further, one end of the band 30b is rotatably connected to the other end of the band 30a via a hinge 34. An elastic body 32 made of rubber or the like is also attached to the inner peripheral surface of the band 30b, like the band 30a, and the elastic body 32 is brought into close contact with the outer peripheral surface of the gas cylinder 3. Further, a connecting member 35 is provided at the other end of the band 30b so as to connect the other end and the one end of the band 30a so as to be engageable and disengageable.

The connecting member 35, as shown in FIG.
The lever 35a is rotatably attached to the other end of the outer periphery of the band 30b with one end as a fulcrum, and the locking ring 35b is attached to the lever 35a. The lever 35a is rotated in the closing direction. As a result, the locking ring 35b is pulled toward the one end of the band 30b. On the other hand, on the rotating plate 23, a hook 36 is fixed near the band 30a toward the other end of the band 30b, and the hook 36 is locked with the locking ring 35b of the connecting member 35. Then, by rotating the lever 35a in the closing direction, the other end of the band 30b is firmly connected to one end of the band 30a.

On the right side of the fixed plate 21, as shown in FIGS. 2 and 3, the rotating plate 2 is provided.
A stopper 37 is provided which is detachably engaged with the rotating plate 23 when the gas cylinder 3 is installed on the installation base 24 by rotating the gas cylinder 3 upward. This stopper 37
A stopper body 37a fixed to the fixed plate 21,
The lock pin 37 protruding from the stopper body 37a
The lock pin 37 is mainly composed of
b is biased by a spring provided in the stopper body 37a in a direction projecting toward an engagement plate 38 described later. On the other hand, the rotation plate 23 has a hole into which the tip end of the lock pin 37b is inserted and engaged when the rotation plate 23 is rotated upward and the gas cylinder 3 is installed on the installation stand 24. The engaging plate 38 is provided, and the turning plate 23 is fixed to the fixed plate 21 by engaging the tip of the lock pin 37b with the engaging plate 38. In addition,
To release this fixing, pull the ring 37c attached to the rear end of the lock pin 37b to pull out the lock pin 3
7b is pulled out from the engagement plate 38.

In order to replace and install the gas cylinder 3 on the table 4 at the rear of the forklift 1 using the bracket 20 having the above structure, first, after releasing the stopper 37, the rotating plate 23 is used as the fulcrum with the rotating shaft 22 as a fulcrum. By rotating downward, the grip 25 provided at the other end of the rotating plate 23 is positioned below the forklift 1. At this time, the rotating plate 23 is attached to the spring 2
Since it is biased upward by 8, the rotating plate 2
3 is gradually rotated downward, which is excellent in safety. Then, the lever 35a of the connecting member 35 is rotated in the opening direction to loosen the locking ring 35b, the locking ring 35b is removed from the hook 36, and then the band 30b of the gripping band 30 is rotated via the hinge 34. Move the band 30a
Gripping band 30 is opened by moving it away from.
In this case, since there are two grip bands 30, both grip bands 30, 30 are opened (see FIG. 2).

Next, from the grip band 30 to the gas cylinder 3
, And replace the gas cylinder 3 with a new band 30
3, the band 30b is rotated to the band 30a side so that the elastic body 32 inside the band 30b abuts the outer peripheral surface of the gas cylinder 30, and the locking ring 35b is placed. Is hooked on the hook 36, and the lever 35a is rotated in the closing direction. Then, the bands 30a and 30b are attracted to each other, and the elastic body 32 attached to the inner peripheral surfaces of the bands 30a and 30b adheres to the outer peripheral surface of the gas cylinder 3 to firmly grip the gas cylinder 3.

After holding the gas cylinder 3 by the holding portion 25 as described above, as shown in FIGS. 7 and 8,
The arm 33 is gripped and the grip 25 is lifted upward. Then, the gripping portion 25 causes the rotating plate 23 to move toward the rotating shaft 22.
The gas cylinder 3 is transferred upward by rotating with the fulcrum as a fulcrum. The rotation plate 23 is further rotated, so that the rotation plate 23 shown in FIGS.
As shown in FIG. 3, when the gas cylinder 3 is positioned between the plates 24 a of the mounting table 24, the gas cylinder 3 supports the supporting portion 2 of the mounting table 24.
4b and 24b are contacted and supported from below. On this occasion,
The stopper 37 is attached to the engaging plate 38 of the rotating plate 23.
By engaging the tip of the lock pin 37b of
The rotating plate 23 is fixed to the fixed plate 21. Therefore, the gas cylinder 3 installed on the installation stand 24 is
Since it is firmly gripped by the grip portion 25 and the rotating plate 23 is fixed to the fixed plate 21, it is possible to reliably prevent the gas cylinder 3 from falling down during the forklift operation.

According to the bracket 20 having the above structure, the grip portion 25 is located at the lower portion of the forklift 1, the grip portion 25 is gripped by the gas cylinder 3, and then the rotary plate 23 is rotated so that the gas cylinder 3 is held. Since it can be installed on the installation stand 24, it is not necessary for an operator to lift the gas cylinder 3 to the vicinity of the table 4 of the forklift 1 as in the conventional case, and therefore a heavy gas cylinder can be installed easily and safely. .

Further, when the gas cylinder 3 is transferred upward by the rotation of the rotary plate 23, the rotary plate 23 is biased upward by the spring 28, so that the operator can use the gas cylinder with a light force. 3 can be lifted, and a heavy gas cylinder can be installed more easily and safely. In addition, in the said Example, although the bracket 20 of this invention demonstrated the case where the gas cylinder 3 was installed in the forklift 1, it is used when installing the gas cylinder 3 in other work vehicles other than a forklift, or a high place. Of course, it is good.

[0028]

As described above, according to the first aspect of the present invention.
According to the gas cylinder installation bracket of, the rotating plate, which is connected to the fixed plate fixed to the table via the rotary shaft, rotates between the upper and lower portions of the table, so that the gripping portion for gripping the gas cylinder moves up and down. Since the gas cylinders can be moved and transferred to be installed on the installation base by the movement, it is not necessary for the operator to lift the gas cylinders to a high place as in the conventional case, so that a heavy gas cylinder can be installed easily and safely. Can be attached. Also times
A spring is installed on the rolling shaft to urge the rotating plate upward.
So that the gas cylinder can be
When transferring to one side, this rotating plate
Therefore, since it is urged upward, the operator can
A heavy gas cylinder that can lift the cylinder.
Can be installed more easily and safely.

According to the gas cylinder installation bracket of the second aspect, when the rotating plate rotates upward with respect to the fixed plate and the gas cylinder is installed on the installation base, it is detachably engaged with the rotating plate. Since the stopper that fits together is provided, the rotating plate is securely fixed to the fixed plate by the stopper, and the gas cylinder installed on the installation base is firmly gripped by the gripping part fixed to the rotating plate. It is possible to surely prevent the falling of. Further, similarly to the first aspect, the rotary play is set on the rotary shaft.
Since a spring that urges the
You can lift the gas cylinder with a light force,
Gas cylinder can be installed more easily and safely
It

[Brief description of drawings]

FIG. 1 is a side view showing an embodiment of a gas cylinder installation bracket of the present invention.

FIG. 2 is a perspective view showing an embodiment of a gas cylinder installation bracket of the present invention, showing a state in which a grip portion is opened.

FIG. 3 is a perspective view showing a state in which the gas cylinder is gripped by the grip portion.

FIG. 4 is a perspective view showing a state in which the gas cylinder is installed.

FIG. 5 is a plan sectional view showing a spring provided on the rotary shafts of the fixed plate and the rotary plate.

FIG. 6 is a side view showing the same connection member.

FIG. 7 is a side view showing a state in which the gas cylinder installation bracket of the present invention is attached to a forklift.

FIG. 8 is a front view of the same.

FIG. 9 is a side view showing a state in which a gas cylinder is installed on a forklift by the gas cylinder installation bracket of the present invention.

FIG. 10 is a front view of the same.

FIG. 11 is a side view showing a state in which a gas cylinder is installed on a forklift by a conventional gas cylinder installation bracket.

FIG. 12 is a front view of the same.

FIG. 13 is a side view showing an example of a conventional gas cylinder installation bracket.

[Explanation of symbols]

 3 Gas cylinder 4 Top surface (table) 20 Gas cylinder installation bracket 21 Fixed plate 22 Rotation shaft 23 Rotation plate 24 Installation table 25 Grip 28 Spring 37 Stopper

Claims (2)

(57) [Claims] 1. A bracket for mounting a gas cylinder on a table in a replaceable manner, the bracket being fixed to the table and having a mounting base for mounting the gas cylinder, and a horizontal plate on the stationary plate. A rotary shaft rotatably provided around the axis, a rotary plate having one end fixed to the rotary shaft and rotatable around the rotary shaft between the upper and lower sides of the table, and the other end of the rotary plate. is fixed to the parts, together with the gas cylinder is held detachably by upward rotation of the rotating plate, Ri Na and and a gripper for transferring the gas cylinder to the mounting base side, said rotary shaft Move the rotating plate upward
A bracket for installing a gas cylinder, which is provided with a spring for urging. 2. The gas cylinder installation bracket according to claim 1, wherein the fixed plate is engaged with and disengaged from the rotary plate when the rotary plate is rotated upward and the gas cylinder is installed on an installation stand. A bracket for installing a gas cylinder, which is provided with a stopper that freely engages.