JPH0784174B2 - Carrier - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention is used for carrying a heavy load such as a high-pressure gas cylinder, a case or a bag filled with a heavy object that is difficult for a person to easily lift from a predetermined place, and use it as a bed for a truck or a carrier. The present invention relates to a carrier used for carrying up or unloading luggage from the bed of a truck or a carrier and transporting it to a predetermined place.

[0002]

2. Description of the Related Art Conventionally, the problems to be solved by the invention
When loading heavy goods such as high-pressure gas cylinders and cases or bags filled with heavy things that are difficult for people to lift easily and that cannot be used by a forklift, to load them on a bed such as a truck or carrier, first When carrying a high-pressure cylinder or heavy luggage on a wheelbarrow or carrier and transporting it to a truck, and manually lifting and loading it on the loading platform, or conversely unloading the luggage on the loading platform of the transport vehicle, manually load the luggage on the loading platform. Depending on the baggage, depending on the baggage, a soft mat-like object or an old tire-like object was laid on the ground, and the baggage was dragged down from it on top of it, but these tasks were extremely hard work and an unreasonable posture was taken. However, since heavier objects are lifted and lowered, there is a lot of fatigue, and this is a very dangerous work because it easily causes a so-called low back and hurts hands and feet.

The present invention solves the above problems and provides a transporter capable of safely and efficiently carrying up, unloading and transporting heavy loads.

[0004]

The gist of the present invention will be described with reference to the accompanying drawings.

Wheels 3 are provided on the left and right sides of the lower portion of a moving vehicle frame 2 provided with a push-pushing handle 1, and a luggage support frame 4 is superposed on the moving vehicle frame 2 and an upper portion 4'is pivotally attached to a lower portion 4 ".
Is provided so as to be rotatable up and down, and a luggage support 27 having a luggage support plate 5 provided on the upper surface of the luggage support frame 4 is slidably movable along the luggage support frame 4, and the luggage b is mounted on the luggage support 27. A roller conveyor 22 for supporting and sliding the luggage b is provided.
A grounding portion 7 is provided below the moving vehicle frame 2, and the grounding portion 7
A locking portion 6 is provided on the upper portion of the moving vehicle frame 2 for locking the moving vehicle frame 2 to the platform edge a'when the vehicle frame 2 is slid over the platform edge a'of the carrier platform a of the transport vehicle. The present invention relates to a carrier machine.

[0006]

When carrying the load b, the load b is supported by the load bearing frame 4 and the load receiving plate 5, and the grounding portion 7 is placed at the optimum position of the load carrier a of the carrier for carrying the load b by carrying the load carrier b by hand.
Is grounded, and the engaging portion 6 provided on the upper portion of the moving vehicle frame 2 is engaged with the luggage carrier edge a ', and the moving vehicle frame 2 is slid over the ground and the luggage carrier edge a'of the carrier in a stable state.

In this state, the lower portion 4 "of the luggage support frame 4 is pivoted upward to hold the luggage support frame 4 while keeping the luggage support frame a in a horizontal state, and is placed and supported on the roller conveyor 22 of the luggage support 27. Slide the loaded b on the roller conveyor 22,
Carry it to the loading platform a. On the contrary, when unloading the luggage b loaded on the carrier a of the carrier, the moving vehicle frame 2 is slanted over the ground and the carrier edge a'of the carrier, and the lower part 4 "of the luggage support frame 4 is moved as described above. While rotating upward to bring the luggage support frame 4 close to the loading platform a in a horizontal state, the luggage b is placed on the roller conveyor 22 on the luggage support 27 and slid on the roller conveyor 22, and the luggage receiving plate 5 receives the luggage b. Then, the lower portion 4 "of the luggage supporting frame 4 is the weight of the luggage b, and the downward moment about the pivot point of the upper portion 4'of the luggage supporting frame 4 serves as a fulcrum with less force than when carrying the luggage. The lower part 4 ″ of the support frame 4 is pushed downward so that the luggage support frame 4 can be installed on the moving vehicle frame 2.

Next, the locking portion 6 of the machine body c is disengaged from the carrier edge a'of the carrier a, the hand handle 1 is gripped, the carrier is manually driven to carry the load b to a predetermined moving position, and the load receiving plate is used. Remove from 5.

[0009]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The drawings show one embodiment of the present invention, in which a heavy bagg such as a high-pressure gas cylinder, a case filled with heavy objects, a bag pack, etc., which is difficult for a person to easily carry, is carried to a bed a of a carrier. The figure shows a carrier that is convenient when raising or conversely unloading from the loading platform a. Wheels 3 are provided on the left and right sides of the lower portion of the moving vehicle frame 2 having the push handle 1 projecting thereon. The luggage supporting frame 4 is superposed on the moving vehicle frame 2 and the upper portion 4'is pivotally attached to rotate the lower portion 4 "up and down. Freely set up, this luggage support frame 4
The luggage support frame 27 with the cargo receiving plate 5 on the upper surface of the luggage support frame 4
Is provided so as to be slidable along, a roller conveyor 22 for loading and supporting the luggage b on the luggage support 27 and sliding the luggage b, and a grounding portion 7 provided at a lower portion of the moving vehicle frame 2,
The grounding portion 7 is grounded and the locking portion 6 that locks the moving vehicle frame 2 to the luggage carrier edge a ′ when the traveling vehicle frame 2 is slanted over the luggage carrier edge a ′ of the carrier a of the transport vehicle is provided on the upper portion of the moving vehicle frame 2. To be installed.

Further, the grounding portion 7 and the locking portion 6 configured to bridge the moving vehicle frame 2 on the ground and the carrier edge a'of the carrier will be described.

Female screw portions are provided at the left and right lower ends of the moving vehicle frame 2, and male screw portions of the ground portion 7 having a ground plate are screwed into the female screw portions to ground the ground portion 7 at a predetermined position. A locking portion 6 is provided on the upper portion of the moving vehicle frame 2 to lock the moving vehicle frame 2 on the platform edge a'when the upper portion of the moving vehicle frame 2 is slanted over the platform edge a'of the platform a of the transport vehicle. As shown in the figure, this locking portion 6 is movably locked and fixed to the upper part of the moving vehicle frame 2 by a locking bolt 6 ', so that it is adjusted to the height of the carrier edge a'of the carrier. Adjust the moving car frame 2 so that it can be passed over at a stable angle. Reference numeral 7'denotes a lock nut.

Next, the luggage support frame 4 is provided near the upper portion of the moving vehicle frame 2.
The structure in which the upper part 4'is pivotally attached and the lower part 4 "is rotatable up and down will be described.

The drawings show the case where a gas spring 9 which is suitable as an energy source for the means for vertically rotating the lower portion 4 "of the luggage support frame 4 with respect to the pivotal attachment portion of the upper portion of the moving vehicle frame 2 is used. There is.

[0014] The provided bearing 10 · 10 slightly to the left and right rear lower closer than the pivot supports 4 ₁ luggage support frame 4, bridged the connecting rod 11 to the bearing 10 · 10, from the left and right wheel axle 12, 12 Arm 13/13
Is projected forward, and the connecting shaft 11 is provided with a gas spring 9.9
, And the piston rods 9 ′ and 9 ′ of the gas spring 9 · 9 are attached to the arm rods 13 · 13.

When the lower portion 4 "of the luggage support frame 4 is lifted while releasing the lock mechanism 19 between the moving vehicle frame 2 and the luggage support frame 4, the compressed gas body enclosed in the cylinder of the gas spring 9 The piston rod 9'in the gas spring 9 projects due to the restoring force of the bearing 10, and the above-mentioned bearing 10 is produced by the cooperation of the lifting force of the lower portion 4 "and the restoring force of the gas spring 19.
Placed but on the roller conveyor 22 of the luggage scaffold 27 so the upper position 10 'by rotating luggage support frame 4 is held close to the horizontal state as shown in FIG. 1 about the pivot point 4 ₁ The supported load b is loaded on the loading platform a while sliding on the roller conveyor 22.

On the contrary, at the time of unloading, the lock mechanism 19 is released to hold the luggage support frame 4 close to the horizontal state, the luggage b is placed on the roller conveyor 22 of the luggage support 27, and the luggage conveyor 22 is placed on the roller conveyor 22. When the load b is received by the load receiving plate 5 while sliding on the load supporting frame 4 and the lower part 4 "of the load supporting frame 4 is pushed down, the gas body in the gas spring 9 is compressed by the piston, and the piston rod 9'is immersed. Then, the gas spring 9 returns to the initial lockable state, and the lock mechanism 19 locks the state to fix the luggage support frame to the moving vehicle frame 2. Normally, this operation is for unloading, so the luggage is not loaded. The load b on the load receiving plate 5 attached to the lower part of the support 27 can be used as an actuator, and can be easily set to the original state by working together with the pushing down operation of the load support frame 4. At this time, the gas body Is a kind of Since operates as cushions, luggage b can be unloaded in a stable state without abrupt drop.

The vertical rotation speed of the luggage support frame 4 can be freely controlled by changing the gas passage amount by changing the diameter of the gas passage hole provided in the piston in the gas spring 9. be able to.

When the luggage support frame 4 is brought close to the horizontal state by the above means and lifted, the luggage b supported on the luggage support 27 is naturally lifted in a substantially horizontal direction. Utilizing the inertia, the luggage b is loaded onto the luggage carrier a while sliding on the roller conveyor 27 of the luggage support 27.

In the figure, a gas spring 9 is adopted as an energy source for the means for making the lower portion 4 "of the luggage support frame 4 rotatable up and down, but other means such as a hand-operated hydraulic / pneumatic cylinder and an accumulator combined cylinder are used. It can be designed in various ways such as coil springs.

The illustrated lock mechanism 19 will be described.

A lock rod 23 is provided on the lower engaging bar 25 of the moving vehicle frame 2 so as to project downward, and an engaging hook is engaged with the lower lateral bar 26 of the luggage support frame 4.
16 is pivotally attached by a pin 24, and a return spring 18 is stretched between the right side of the center of the locking hook 16 and the lower right side of the lower horizontal rail 26 to urge the hook at the tip of the locking hook 16. At the very least, the hook portion of the locking hook 16 is locked to the lock rod 23 to prevent the luggage support frame 4 from rotating, and the operation handle 17 is projected on the locking hook 16 and the operation handle 17 is pulled. The locking hook 16 at the lower end of the luggage support frame 4 is rotated about the pin 24 as a fulcrum, and the hook portion provided at the tip of the locking hook 16 is disengaged from the lock rod 23 so that the lock mechanism 19 is released.

When the luggage support frame 4 rotates downward,
Although the return hook 18 returns the locking hook 16,
By operating the operation handle 17, the hook portion of the locking hook 16 is locked to the lock rod 23.

Further, U-shaped bearing pieces 15 are erected on the left and right of the upper and lower portions of the luggage support frame 4 with their openings facing outward.
The base of the guard 8 is fitted into the bearing piece 15 and is axially attached by a pin 15 'so that the guard 8 is erected so that it can be folded onto the luggage support frame 4. Reference numeral 14 is a pin for attaching the load receiving plate 5 on the luggage support 4 in a folded state, and reference numeral 20 is the tip of the hand handle 1 and the leg portion when the machine body c is loaded on the loading platform a of the carrier. It is a leg that holds the aircraft c at 20.

Further, reference numeral 21 in the drawing is a brake mechanism which locks the machine body c when the lower part 4 "of the luggage support frame 4 moves upward.

[0025]

Since the present invention is constructed as described above, the luggage to be carried is placed on the luggage supporting frame, and the machine is moved to the optimum position for carrying the machine to the carrier bed of the carrier, and the moving vehicle frame is moved to the ground. And diagonally hang it over the carrier edge of the carrier, and rotate the lower part of the luggage support frame upward to bring the luggage support frame closer to the horizontal state of the carrier, and use the inertia of this rotation to make the roller conveyor of the luggage carrier. Since the load placed and supported on the carrier can be slid by the roller conveyor and pushed to the carrier bed of the carrier, it is free from the heavy labor of lifting by hand or squeezing onto the shoulder as in the conventional case.

On the contrary, when unloading a heavy load from the bed of the carrier, the moving vehicle frame is bridged over the ground and the edge of the bed, and the lower part of the luggage support frame is rotated upward to bring the luggage support frame into a horizontal state with the bed. On the other hand, when the luggage is placed on the roller conveyor on the luggage support frame and slid by the roller conveyor to receive the luggage on the cargo receiving plate, the lower part of the luggage support frame easily rotates downward due to the weight of the luggage, and the luggage support frame moves to the vehicle frame. After the upper body is installed above, the machine body c can be detached from the edge of the carrier, and the luggage can be transported to a predetermined position while grasping the push handle.

As described above, the transporter of the present invention is an excellent transporter capable of efficiently carrying up, unloading and transporting heavy loads, having high practicality and high safety.

[Brief description of drawings]

FIG. 1 is a side view of an embodiment of the present invention.

FIG. 2 is a perspective view showing a usage state of an embodiment of the present invention.

FIG. 3 is a side view showing a vertical movement mechanism of the luggage support frame according to the embodiment of the present invention.

FIG. 4 is a rear view of the carrier according to the embodiment of the present invention.

[Explanation of symbols]

 1 hand-push handle 2 moving vehicle frame 3 wheel 4 luggage support frame 4'upper 4 "lower 5 load receiving plate 6 locking part 7 grounding part 8 guard 27 luggage support 22 roller conveyor a loading platform a 'loading platform edge b luggage

Continuation of the front page (72) Inventor Toshihiro Suzuki 1-3-18 Wakihama-cho, Chuo-ku, Kobe-shi, Hyogo Welding rod division, Kobe Steel, Ltd. (56) References Japanese Patent Publication Sho 56-1273 (JP, B2) Actual public Sho 61-35478 (JP, Y2)

Claims (1)

[Claims] 1. Wheels are provided on the left and right sides of the lower portion of a moving vehicle frame provided with a hand-pushing handle projecting, and a luggage support frame is superposed on the moving vehicle frame and the upper portion is pivotally attached, and the lower portion is vertically rotatable. A luggage support body provided with a luggage support plate on the upper surface of the luggage support frame is provided slidably along the luggage support frame, and a roller conveyor for placing and supporting the luggage on the luggage support body to slide the luggage is provided. A grounding part is provided at the bottom of the moving car frame, and when this moving grounding is grounded and the moving car frame is slanted over the carrier edge of the carrier of the carrier, the locking part that locks the moving car frame to the carrier edge is located above the moving car frame. A transporter characterized by being installed in.