JPH086603Y2 - Vehicle carrier - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION [Purpose of Invention] (Industrial field of application) The present invention relates to a lower deck provided on a chassis, and a front deck, an intermediate chassis, and a rear chassis which are vertically adjustable with respect to the chassis. The present invention relates to a vehicle carrier having two upper decks, and particularly to improvement of an intermediate upper deck structure.

(Prior Art) Conventionally, as a vehicle carrier of this type, for example, Japanese Patent Publication Sho 59
-2651 gazette or Japanese Utility Model Publication No. 63-28001 gazette, the lower deck provided on the chassis and the upper deck located above this lower deck are provided, and the upper deck is , The central and rear decks, and each deck has a structure in which it can be moved up and down by a pillar, or as shown in, for example, Japanese Patent Publication No. 55-15333, the upper deck is the front deck. It is known that a rear main deck is constructed, and an upper rear main deck is constructed so that the upper and lower rear main decks are flipped up via an elevating device to form two decks.

(Problems to be solved by the invention) In the conventional vehicle carrier having the upper deck structure, three small vehicles are mounted on the upper deck, and further, the vehicles can be mounted on the lower deck efficiently. However, even for a vehicle having a short vehicle length such as a light vehicle, there is a problem that only three units can be mounted on the upper deck.

Therefore, in some cases, in a vehicle carrier as shown in Japanese Examined Patent Publication No. 55-15333, the rear main deck is further composed of three decks, each of which has a flip-up structure.
Although it has been proposed that four light vehicles can be mounted on the upper deck, a vehicle carrier having this structure has a problem in that small vehicles cannot be efficiently mounted.

The present invention has been made in view of the present situation, and in the case of a vehicle such as a light vehicle having a short total length, four vehicles can be mounted on the upper deck, and a small vehicle can be efficiently mounted. The purpose is to provide.

[Constitution of device]

(Means for Solving the Problems) The present invention is, as means for achieving the above-mentioned object, a lower deck provided on a chassis and three upper stages of a front part, an intermediate part and a rear part which are vertically adjustable with respect to the chassis. In a vehicle carrier equipped with a deck, the intermediate upper deck is supported by a deck frame that is vertically adjustable on the chassis side, and the front-rear intermediate portion provided at the front of the deck frame is pivotally connected to the deck frame. The front and rear ends of the middle frame are slidable, and the slide frame is slidable in the front and rear direction on the front part of the middle frame. A freely provided block, and a link arm that connects this block to the rear side of the middle frame,
It is characterized in that it comprises an expansion / contraction device having both ends connected to the block and the slide road plate, respectively, and locking means for separately fixing the slides of the block and the slide road plate.

(Operation) In the vehicle carrier according to the present invention, when the block is fixed to the deck frame by the locking means, the expansion / contraction device is expanded / contracted so that the slide path plate slides in the front / rear direction, and the front end of the intermediate upper deck is moved. The length of the part is adjusted substantially.

On the other hand, by contracting the expansion / contraction device in a state where the slide path plate is fixed to the middle frame by the locking means, the middle frame is flipped up when the rear end side is swung upward.

Embodiment An embodiment of the present invention will be described below with reference to the drawings.

FIG. 1 shows a vehicle carrier according to an embodiment of the present invention. In the figure, reference numeral 1 is a lower deck provided on a chassis 2. Above the lower deck 1, an upper deck is provided. Three
Are arranged so that they can be raised and lowered.

As shown in FIG. 1, the upper deck 3 is composed of three decks including a front deck 4, a central deck 5 and a rear deck 6. The front end of the front deck 4 is expanded and contracted by a cylinder 7. Is connected to the chassis 2 by a slide tube 8 and the rear portion of the front deck 4 is connected to the vehicle frame support column 9
A slider (10) that slides up and down is pin-coupled through a cylinder (11).

As shown in FIG. 1, the front end of the central deck 5 is pin-connected to a slider 12 that moves up and down in the vehicle frame support column 9 by a cylinder 12a.
The rear end part of the slider 14 that moves up and down in the vehicle frame column 13,
It is slidably connected in the front-rear direction via a slide column 15, and can be moved up and down by expanding and contracting a cylinder 16.

As shown in FIG. 1, the front end of the rear deck 6 is pin-coupled to the upper portion of the slider 14, and the lower surface of the central portion of the rear deck 6 is located below the slider 14 via a cylinder 17. It is pin-coupled, and its rear position is connected to a slider 19 that moves up and down in the vehicle frame support column 18 so as to be slidable in the front-rear direction.

As shown in FIGS. 1 to 4, the central deck 5 includes a deck frame 20 that is driven up and down along vehicle frame columns 9 and 13, and a middle frame 21 incorporated in the front half of the deck frame 20. The intermediate portion of the middle frame 21 in the front-rear direction is pivotally attached to the deck frame 20 via a hinge 22, and the front-rear end portions swing up and down.

As shown in FIGS. 2 to 4, a slide path plate 23 is incorporated in the front part of the middle frame 21 so as to be slidable in the front-rear direction. The slide path plate 23 is at the front end position in the sliding direction. The fixing pin 24 fixes the intermediate frame 21.

Further, at the rear end position of the middle frame 21 of the deck frame 20,
As shown in FIG. 4, a block guide rail 25 is provided, and a block 26 is locked on the block guide rail 25 so as to be slidable in the front-rear direction. Then, the link arm 28 is connected to the block 26 via the pin 27.
One end of which is pivotally attached, and the other end of the link arm 28 is
It is pivotally attached to a hinge 29 fixed to a portion near the rear end of 21. As shown in FIGS. 2 and 4, the block 26 is fixed to the rear end position and the front end position of the block guide rail 25 via fixing pins 30.

As shown in FIG. 2, a rear end of a cylinder 32 is pivotally attached to the block 26 via a cylinder hinge 31, and a front end of the cylinder 32 is connected to the slide path plate 23 via a cylinder hinge 33. Is pivotally attached to the underside of. By the expansion / contraction operation of the cylinder 32, the slide path plate 23 or the block 26 can slide in the front-rear direction, and the middle frame 21 can swing up and down about the hinge 22. This will be described later in detail.

 Next, the operation of this embodiment will be described.

When mounting a small or ordinary vehicle, first, as shown in FIG. 5, the front deck 4, the central deck 5, and the rear deck 6 are adjusted up and down to form a series of slopes. Then, after the vehicles C1, C2, C3 are sequentially mounted, the decks 4, 5, 6 are brought into the state shown in FIG. After that, the vehicles C4, C5, C6 are mounted on the lower deck 1.

By the way, when mounting the vehicle C1 on the front deck 4,
Since the slide road plate 23 of the central deck 5 functions as a road plate, as shown in FIG. 4, it is necessary to fix the slide road plate 23 to the front end of the middle frame 21 with the fixing pin 24, but the vehicle C4 is at the lower stage. When mounted on the deck 1, the slide way plate 23 is the vehicle C4.
Therefore, it is necessary to move it to the rear of the middle frame 21.

To perform this operation, first move the block 26 to the rear end of the block guide rail 25, fix the block 26 with the fixing pin 30, and in this state,
Remove cylinder 24 and reduce cylinder 32. Then, the slide path plate 23 moves rearward along the middle frame 21, and the state shown by the broken line in FIG. 6 is obtained.

Therefore, a small or ordinary vehicle can be efficiently mounted without any trouble.

On the other hand, when mounting a vehicle having a short vehicle length such as a light vehicle, after mounting the vehicle C9 on the front deck 4 with the slide path plate 23 positioned at the front end of the middle frame 21, The plate 23 is moved to the tip of the middle frame 21 and fixed by the fixing pin 24. And then, remove the fixing pin 30 and block
Allow 26 to move along block guide rail 25.

Next, as shown in FIG. 7, the vehicle Cb is mounted on the middle frame 21, and the cylinder 32 is reduced. Then, as shown in FIG. 4, the block 26 moves forward along the block guide rail 25, and the middle frame 21 swings downwardly toward the tip end side. As a result, as shown in FIG. 7, two vehicles Cc and Cd are provided on the rear portion of the central deck 5 and the rear portion of the rear deck 6.
Can be installed.

When the upper vehicles Ca, Cb, Cc, Cd have been mounted on the upper deck 3, the vehicles Ce, Cf, Cg are mounted on the lower deck 1.

Therefore, in the case of a light vehicle, it is possible to mount seven units, and the mounting efficiency can be improved.

[Effect of device]

As described above, according to the present invention, the central deck is provided with the vertically swingable middle frame, and the front portion of the middle frame is provided with the slide path plate that is slidable in the front-rear direction. Therefore, in the case of short length vehicles such as light vehicles, 4 units can be mounted on the upper deck, and even small or ordinary vehicles can be mounted efficiently.
Operability is also good.

In addition, the slide of the slide way plate and the swing of the middle frame are
Since a single telescopic device is used, it is possible to suppress the cost increase and improve the transportation efficiency of the vehicle.

[Brief description of drawings]

FIG. 1 is a configuration diagram showing a vehicle carrier according to an embodiment of the present invention, FIG. 2 is a detailed diagram showing configurations of a middle frame and a slide road plate provided in a front portion of a central deck, and FIG. Is a plan view of FIG. 2, FIG. 4 is an equivalent view of FIG. 2 showing a state where the inner frame is swung, and FIG. 5 is an explanation showing a state of the upper deck when a small or ordinary vehicle is mounted on the upper deck. FIG. 6 and FIG. 6 are explanatory views showing a state after the mounting is completed, and FIG. 7 is an explanatory diagram showing a state in which seven light vehicles are mounted. 1 ... Lower deck, 2 ... Chassis, 3 ... Upper deck, 4 ... Front deck, 5 ... Central deck, 6 ... Rear deck, 7,11,12
a, 16,32 ... Cylinder, 9,13,18 ... Car frame support, 20 ... Deck frame, 21 ... Medium frame, 22,29 ... Hinge, 23 ... Slide way plate, 24,30 ... Fixing pin, 25 ... Block guide Rail, 26
… Blocks, 27… pins, 28… link arms, 31,33… cylinder hinges.

Claims (1)

[Scope of utility model registration request] 1. A vehicle carrier comprising a lower deck provided on a chassis and three upper, front, middle and rear upper decks which are vertically adjustable with respect to the chassis, wherein the intermediate upper deck is , A deck frame that is vertically adjustable on the chassis side, and a middle frame that is provided at the front part of the deck frame and that has a front-rear end intermediately pivoted to the deck frame and the front and rear ends swing up and down. A slide path plate slidably arranged in the front and rear direction of the frame, a block slidably provided in the front and rear direction at a rear end side position of the middle frame of the deck frame, and a rear side of the block and the middle frame. A link arm that connects the block and the slide path plate, and a lock device that locks the slides of the block and the slide path plate separately. Vehicle truck characterized the door.