JP3018918B2 - Luggage transport vehicle with simple crane - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a vehicle for transporting luggage with a simple crane suitable for loading and unloading luggage to and from a luggage compartment of the vehicle.

[0002]

2. Description of the Related Art As a vehicle with a crane provided with a crane for loading and unloading luggage, for example, Japanese Utility Model Laid-Open No. 2-44538.
And Japanese Utility Model Laid-Open No. 6-50971. In the former Japanese Utility Model Laid-Open No. 2-44538, a base end of a rail beam extending in the front-rear direction along a machine frame erected on a truck bed is pivotally mounted on the front end of the machine frame. The turning operation is guided by an arc-shaped guide rail, and a hoist for loading and unloading luggage is mounted along a rail beam so as to be able to travel freely. In the latter Japanese Utility Model Publication No. 6-50971, a pair of right and left fixed beams extending in the front-rear direction is provided on a rectangular machine frame erected on a truck bed, and movable between the fixed beams. A beam is slidably mounted horizontally, and a hoist for loading and unloading luggage is movably mounted on the movable beam.

[0003]

However, the above-mentioned conventional vehicle with a crane is applied to a large truck, and the passenger compartment and the luggage compartment are integrally formed, and a back door is provided behind the luggage compartment. It cannot be applied to the interior of a small covered van-type vehicle such as a light van or a station wagon equipped with a vehicle.

SUMMARY OF THE INVENTION The present invention has been made in view of the above-mentioned problems, and an object of the present invention is to provide a compact and easy-to-use simple crane suitable for loading and unloading luggage in a small van type vehicle. An object of the present invention is to provide a luggage transport vehicle. Another object of the present invention is to provide a highly safe vehicle with a simple crane that can always be fixed at a storage position.

[0005]

Means for Solving the Problems In order to achieve the above object, the present invention is configured as follows. That is, the invention according to claim 1 is a vehicle for carrying cargo with a simple crane, comprising: a rail member extending in the front-rear direction along the luggage compartment ceiling; and a boom base movably mounted along the rail member. , Is pivotably mounted on the boom base,
In addition, a telescopic swiveling boom constituted by a fixed boom and a movable boom slidable on the fixed boom, and a load elevating means attached to the swiveling arm are provided.

According to another aspect of the present invention, there is provided a vehicle for transporting cargo with a simple crane according to the first aspect, wherein the swiveling boom moved to the front side together with the boom base is mounted on the rail. A boom lock that can be fixed to a member, a swivel lock that can fix the swivel boom to a swivel end, and a boom extendable lock that can fix the movable boom at least at a reduced position are provided. .

[0007]

According to the luggage transporting vehicle with the simple crane according to the first aspect of the present invention, the turning boom can be moved forward and backward, turning, and expanding and contracting appropriately. The provided baggage elevating means can be freely moved in a plane between the luggage compartment and the outside of the luggage compartment to load and unload the luggage.

According to the second aspect of the present invention, the swivel boom during traveling is secured by fixing the swivel boom with each lock while storing the swivel boom at a predetermined position on the luggage compartment ceiling. To prevent accidental movement of

[0009]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of the present invention will be specifically described below with reference to the drawings. FIG. 1 is a perspective view showing an outline of a van-type luggage transport vehicle, more specifically, a simple crane in which a passenger compartment and a luggage compartment are integrated and mounted on a small high-roof van equipped with a bag door behind the luggage compartment. FIG. 2 is a plan view of the same. 3 is an overall perspective view of the simple crane, FIG. 4 is a side sectional view, and FIGS. 5 to 8 are partial detailed views of the simple crane. The crane for loading and unloading luggage W includes two left and right rail members 1 horizontally arranged in the front-rear direction along the ceiling surface of the vehicle, a boom base 5 movable along the rail members 1, It comprises a swivel boom 8 which is pivotally attached to the boom base 5, and an electric winch 21 as a luggage elevating means provided at a front end (rear end) of the swivel boom 8.

The left and right rail members 1 are made of C-shaped steel mutually connected by bars 2 at the front and rear ends thereof, are arranged on one side of the ceiling of the luggage compartment, for example, on the right side, and as shown in FIGS. The front and rear portions are fixed to the front and rear arch-shaped roof frames 3 which are strength members of the room ceiling via brackets 4. As shown in FIG. 2, the rail member 1 has a front-rear length such that its front end reaches above the rear seat 56 and its rear end reaches near the rear end of the luggage compartment ceiling 55.
As shown in FIGS. 4 to 6, the boom base 5 is formed of a substantially rectangular flat plate having raised flange portions 5 a at both left and right end portions, and is disposed between the left and right rail members 1 and has the left and right flange portions 5 a. Rotatable front and rear rollers 6 provided on the outer surface side are fitted into grooves of the rail member 1 and movably supported. In addition, the roller 6 is provided with left and right flange portions 5a.
Is mounted on a roller shaft 7 laid horizontally.

The swiveling boom 8 is composed of a rectangular tubular fixed boom 9 slightly longer than half of the rail member 1 and a rectangular tubular movable boom 10 slidably fitted to the fixed boom 9. Swing pin 11 horizontally arranged on the lower surface of boom base 5 and protruding from the upper surface of the base end of fixed boom 9
Is rotatably mounted on the boom base 5 via a bearing 12. A roller 13 that rolls on the lower surface of the boom base 5 is rotatably mounted on the base side surface of the fixed boom 9 via a roller bracket 14, thereby stabilizing the turning operation of the turning boom 8. Further, two stoppers 15 are provided on the lower surface of the boom base 5 to restrict the turning range of the turning boom 8 by contacting the side surfaces of the fixed boom 9. As shown in FIG. The range is set to about 45 degrees.

As shown in FIG. 4, a roller 16 that rolls on the inner upper surface of the fixed boom 9 is rotatably mounted on the front end side of the movable boom 10 in the revolving boom 8, and the rear end side of the fixed boom 9. A roller 17 that rolls on the outer lower surface of the movable boom 10 is rotatably mounted via a roller bracket 18 so that the movable boom 10 can expand and contract with the rollers 16 and 17 supporting a vertical load. Have been. The movable boom 10 is regulated by a liner (not shown) so that the rattling of the movable boom 10 relative to the fixed boom 9 in the lateral direction is restricted. As shown in FIGS. 4 and 7, stoppers 19 and 20 are provided on the inner upper surface on the rear end side of the fixed boom 9 and the outer upper surface on the rear end side of the movable boom 10, respectively. The maximum extension of the movable boom 10 is regulated by the contact of the movable boom 10.

[0013] Electric winch 2 as load lifting means
1 , the winch main body 22 is fixed to the rear end of the movable arm 10 as shown in FIG. The winch 21 is driven by a forward / reverse rotatable geared motor 23 with an electromagnetic brake, and a wide belt 25 is wound around a drum 24 rotated by the drive. Are rotatably mounted around a vertical axis via a rotation fitting 27 for preventing torsion. The rear end of the fixed boom 9 and the winch main body 22 of the revolving boom 8 are respectively provided with a handle 2 for operating the boom.
8 and 29 are mounted, and push button switches 30a and 30b for forward rotation and reverse rotation of the motor, that is, for raising and lowering the hook are mounted near the handle 29 on the winch side. The handle 28 on the fixed boom 9 side is provided at the rear end of the hollow tube 38 fixed along the outer surface of the fixed boom 9.

Further, the crane of the present embodiment is provided with several locking devices for fixing the swivel boom 9 in the storage position. First, a boom lock 31 for fixing the turning boom 8 moved to the front side to the rail member 1 will be described with reference to FIG. The boom lock 31 has the same configuration as that of a door lock of an automobile, and includes a striker 32 fixed to the rail member 1, a lock base 33 fixed to the boom base 5, and a pin 34a connected to the lock base 33. A latch 34 that is rotatably mounted and engageable with the striker 31, and a latch 34 that is rotatably mounted on the lock base 33 via a pin 35 b and is locked to a part of the latch 34, A pole 35 for maintaining the engagement state with the striker 32;
And a spring 36 for retaining and being held therebetween. The lock base 33 is provided with a stopper 33a for restricting the rotation of the latch 34 when the lock is released.

One end of an unlocking cable 37 is connected to the lever 35a integrated with the pawl 35. As shown in FIGS. 3 and 8, the unlocking cable 37 is connected to a fixed boom of the revolving boom 8 as shown in FIGS. 9 through a hollow tube 38 fixed along the outer surface of the boom 9
The boom lock release lever 3 extends to the rear end of the hollow tube 38 and has an extended end drawn out from a lateral hole of the hollow tube 38 and rotatably mounted near the handle 28.
9. Therefore, when the lock release lever 39 is operated and the pawl 35 is rotated in the direction of the arrow in FIG. 9, the lock between the pawl 35 and the latch 34 is released as shown by the imaginary line in FIG. 34
Is rotated in a direction away from the striker 32 to release the lock.

Next, a turning lock 40 for fixing the turning boom 8 to the turning end will be described with reference to FIG. The swivel lock 40 is provided with two lock holes 41 formed in the boom base 5, a box-shaped lock base 42 fixed to the fixed boom 9, and a vertically movable housed in the lock base 42. A lock member 43 protruding from the upper surface of the base, a spring 44 for urging the lock member 43 in a protruding direction, and a rotatable mount attached to the lock base 42 via a pin 42a. And a substantially L-shaped unlocking arm 46 that engages through the arm.

A lock release cable 47 is connected to the lock release arm 46. The lock release cable 47 is connected to the hollow tube 3 as shown in FIGS.
8 extends to the rear end of the fixed boom 9, and the extended end pulled out from the lateral hole of the hollow tube 38 is connected to a lock release knob 48 that is attached to the handle 28 in the vicinity of the handle 28 so as to be pulled. Are linked. Therefore, if the unlocking knob 48 is pulled to rotate the unlocking arm 46 in the direction of the arrow in FIG. 10, the lock member 43 is pulled down against the spring 44 as indicated by the imaginary line in the figure. Is released from the lock.

[0018] Next, a description will be given of a boom telescoping lock 49 to fix the pivot boom 8 in retracted position in FIGS. 4 and 7. The boom reduction lock 49 is rotatably mounted to a lock hole 50 formed on the lower surface on the front end side of the movable boom 10 and an outer lower surface on the rear end side of the fixed boom 9 via a lock bracket 51. The lock lever 52 includes a lock lever 52 that can be engaged with the lock hole 50 through an opening 9 a formed on the lower surface of the fixed boom 9, and a spring 53 that biases the lock lever 52 in the engagement direction. Therefore, when the rear end of the lock lever 52 is pushed upward, the front end is pulled out of the lock hole 50 and the lock is released.

The vehicle for transporting luggage with a simple crane according to the present embodiment is constructed as described above.
As a practical example, a wheel stopper device used for parking violation control is assumed, but the present invention is not limited to this. Thus, when the crane is not in use, as shown by the solid line in FIG. 2, the swiveling boom 8 is reduced and is parallel to the rail member 1, and the boom base 5 is moved to the innermost side of the rail member 1. The locks 31, 40, and 49 are fixed to the respective positions, and are stored along the right side of the luggage compartment ceiling.

Hereinafter, the loading / unloading operation of the load W will be described. For example, when unloading luggage W loaded on the right side of the luggage compartment, open the back door of the luggage compartment,
The lock release lever 39 is operated to release the lock. As shown by phantom lines in FIG. 2, the handles 28 and 29 are gripped to move the swiveling boom 8 together with the boom base 5 along the rail member 1 and the winch. After the 21 is positioned directly above the load W, the lower push button switch 30b is operated to lower the hook 26.

Subsequently, the hook 26 is hooked on the handle of the baggage W, and the lifting push button switch 30a is operated to operate the hook 2
6 is lifted, the luggage W is lifted to a predetermined height, the swivel boom 8 is moved to the front, and the luggage W is carried out of the luggage compartment.
Can be dropped on the ground. At this time, if the luggage W is largely moved to the outside by releasing the arm extension / contraction lock 49 as needed and pulling out the movable arm 10 of the revolving boom 8 from the fixed arm 9, even a large luggage W It can be lowered without interfering with the vehicle.

When unloading the load W loaded on the left side of the luggage compartment, the lock release arm 46 of the revolving lock 40 is operated to release the lock member 43 from the lock hole 41 to release the lock. Then, the turning boom 8 is turned to the left as shown by a virtual line. At this time, if the operating force of the lock release arm 46 is removed, the tip of the lock member 43 slides while abutting on the lower surface of the boom base 5, and the turning arm 8 abuts on the stopper 15 (see the phantom line in FIG. 6). At this position, the turning boom 8 is automatically fixed at the same position because it enters the other lock hole 41. Thereafter, the same operation as above can be performed to lower the left-hand luggage W to the ground. However, since the turning of the swivel boom 8 is fixed, the lateral movement of the luggage W during pulling out is prevented, Unloading can be performed safely.

The operation of loading the load W on the ground into the luggage compartment can be performed by operating the crane in the reverse order of unloading. After the loading / unloading operation of the luggage W is completed, the turning boom 8 is returned to the storage position, and the turning boom 8 is fixed to the storage position (solid line position in FIG. 2) by the locks 31, 40, and 49.

As described above, according to the present embodiment, even if the load W is heavy, it is possible to easily and safely carry out the loading and unloading work, thereby achieving labor saving. The swiveling boom 8 in the retracted state is provided with locks 31, 40, 49.
, It is safe to prevent accidental movement while the vehicle is running. Moreover, in this embodiment,
Since the rail member 1 for guiding the forward and backward movement of the swiveling boom 8 is installed close to one side of the luggage compartment ceiling, the swiveling boom 8 can be swiveled to the other side and can be fixed at the swiveling end. Can be loaded and unloaded to and from the left and right. Further, since the turning operation of the turning boom 8 is guided by the rollers 13, smoothness and strength assurance are obtained.

In this embodiment, the winch 21 is used as the load elevating means. However, the present invention is not limited to this, and may be changed to another hoist such as a chain block or a hoist. In addition ,
The locks 31, 40, and 49 are not limited to those shown in the drawings, and may be any as long as they can fix the movement of the turning boom 8.

[0026]

As described above in detail, according to the present invention, a rail member is provided along the ceiling of a luggage compartment, and a swivel boom having a means for lifting and lowering luggage is provided on the rail member so that it can be moved back and forth and swivel. mounting and by constructing itself Shin contraction freely, can be applied to a small van type vehicle, and in the compact can provide good load carrying vehicle with a simple crane convenient Masonry of heavy The safety of the unloading operation can be improved and labor can be saved. Further, in the present invention, when the crane is not used, the turning boom can be fixed to the storage position by the lock device, so that unexpected movement of the turning boom during traveling of the vehicle can be prevented and safety can be enhanced.

[Brief description of the drawings]

FIG. 1 is a schematic perspective view showing a high-roof van as a vehicle for carrying luggage with a simple crane according to an embodiment of the present invention.

FIG. 2 is a plan view of the same.

FIG. 3 is a perspective view showing a simple crane.

FIG. 4 is a side sectional view of the simple crane.

FIG. 5 is a sectional view taken along line AA of FIG. 4;

FIG. 6 is a plan view of the turning boom base side.

FIG. 7 is a detailed view of a part C in FIG. 4;

FIG. 8 is a detailed view of a portion B in FIG. 3;

FIG. 9 is a detailed view of a boom lock.

FIG. 10 is a detailed view of a swing lock.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 ... Rail member 3 ... Arch type roof frame 5 ... Boom base 8 ... Swivel boom 9 ... Fixed boom 10 ... Movable boom 11 ... Swing pin 21 ... Winch 26 ... Hook 31 ... Boom lock 40 ... Swivel lock 49 ... Boom extension lock

Claims (2)

(57) [Claims] 1. A rail member extending in a front-rear direction along a luggage compartment ceiling, a boom base movably mounted along the rail member, and a pivotally mounted and fixed to the boom base. A telescopic swiveling boom composed of a boom and a movable boom slidable on the fixed boom,
A vehicle for transporting luggage with a simple crane, comprising luggage elevating means attached to the swiveling boom. 2. A boom lock capable of fixing the swiveling boom, which has been moved forward together with the boom base, to the rail member; a swivel lock capable of fixing the swiveling boom to a swiveling end; The vehicle for transporting luggage with a simple crane according to claim 1, further comprising a boom extendable lock that can be fixed at a position.