KR20120080328A

KR20120080328A - Lifting device of upper load plate for carrying vehicle

Info

Publication number: KR20120080328A
Application number: KR1020110001707A
Authority: KR
Inventors: 남재현
Original assignee: 선진정공 주식회사
Priority date: 2011-01-07
Filing date: 2011-01-07
Publication date: 2012-07-17

Abstract

A car carrier is provided with a top carrier lifting device configured to allow the user to quickly elevate the upper load using a double cylinder having two piston rods, while simultaneously extending the lifting length. The upper lifting device is a post having a lifting rail formed in a direction perpendicular to the upper portion of the lower mounting of the car-carrier; A slider coupled to the elevating rail of the post for elevating; One side is fixed to the slider and the first piston rod which is settled from the top is fixed to the upper portion of the lower mount, the mounting plate holder is formed on the upper mount has a second piston rod that is mounted with a shorter length than the first piston rod It is configured to include a double cylinder coupled to.

Description

Lifting device of upper load plate for carrying vehicle

The present invention relates to a car carrier lifting device of the car carrier, and more specifically, it is possible to quickly lift the upper load using a double cylinder having two piston rods and at the same time the lifting length It relates to a car carrier lifting device configured to extend the car-carrier.

In general, in order to deliver a passenger car or a small freight vehicle shipped from a vehicle production site to a yard or a buyer, it is common to use a car carrier equipped with a vehicle loading stand as shown in FIG. 1. It is common practice to transport a vehicle to be transported to a specific place at a lower interval and an upper interval at regular intervals to form a group or to arrange the ends and ends at regular intervals to form a vertical line.

The loading table mounted on the car carrier used for the above purpose should be able to load and unload the vehicle easily and quickly above all, and it is important to reduce the logistics transportation cost by loading more vehicles from the limited loading space. will be. In addition, a typical car-carrier has a loading table made up of two stages as shown in FIG. 1 so that more vehicles can be loaded and transported.

1 is a Car Carrier 10 carrying a vehicle. The car carrier 10 shown in FIG. 1 is composed of a car transporter 1 and a trailer 3 connected thereto that can be independently driven. In order to carry a large number of vehicles by a single transportation, the car-transporter 1 is configured such that a trailer 3 made to load a lot of vehicles can be connected / disconnected.

In addition, the car transporter (1) and the trailer (3) is provided with a lower mounting table 12 and the upper mounting table 14 installed in the body frame, respectively, the upper mounting table 14 is each lower mounting table The lifting posts 16, 18 and 20, 22 provided at 12 are provided so as to elevate.

The car-carrier 1 configured as shown in FIG. 1 is manufactured to sufficiently elevate the upper mounting table 14 so as to load and transport a compact car or a van with a relatively high height as well as a passenger car. As described above, the conventional car carrier 1 having a structure in which the upper mounting table 14 is stacked on the lower mounting table 12 is loaded with the vehicle on the upper mounting table 14, and then the vehicle is mounted on the lower mounting table 14. It is common to load them continuously.

Therefore, the car-transporter 2 and the trailer 3 of the car-carrier 1 should be provided with a lifting device for raising and lowering the upper loading table 14 installed on the lower loading table 14 up and down. As a prior art document of such a car-carrier's upper loading platform elevating device, Patent No. 987586, "Top plate elevating device for vehicle transport truck", is mentioned as an example.

Patent No. 987586 (registered October 10, 2010) The "lifting device of a vehicle transport truck" disclosed in the patent document is provided with a slider for elevating an upper loading stand in a first fixed rail of a post, and a first inside of a neighboring second fixed rail. It has the structure which provided the cylinder for raising and lowering the slider of a fixed rail. That is, there is a problem in that the lifting length of the upper mounting board becomes relatively short by elevating the upper mounting table as one cylinder.

Accordingly, an object of the present invention is to provide a car-carrier upper lift device having a structure for lifting the upper load so that the upper load can be lowered to the lower load.

It is another object of the present invention to provide a car carrier lifting device of a car-carrier configured to extend and rapidly lift the lifting length of an upper loading bag by using a tandem cylinder having two piston rods.

Another object of the present invention is to provide an upper mounting platform lifting apparatus having a structure capable of fixing the upper mounting platform in a more stable raised position.

Car-carrier upper loading table lifting apparatus of the present invention for achieving the above object, the post having a lifting rail formed in a direction perpendicular to the upper portion of the lower mounting of the car carrier; A slider coupled to the elevating rail of the post for elevating; One side is fixed to the slider and the first piston rod coming out from there is fixed to the upper portion of the lower mounting, the second piston rod is composed of a double cylinder (Double cylinder) coupled to the mounting holder formed on the upper mounting It features.

The double cylinder is configured such that the first cylinder and the second cylinder are coupled to each rod, and both the rods are recessed downwards, and the first cylinder and the second cylinder are quickly actuated by the pneumatic or hydraulic supply. It is preferable to comprise a double acting cylinder.

A second slider is coupled to a lower portion of the lifting rail to which the slider is coupled, and the second slider is connected to a pivoting body coupled to the second piston rod.

It is preferable that the pivoting body is coupled to a pin fitted to a mounting holder of a long hole type formed in a longitudinal direction at a lower portion of the upper mounting table so that the elevating operation of the upper mounting table is smooth when the double cylinder is operated.

According to an embodiment of the present invention, the upper carrier lift device of the car carrier has one side fixed to the lower loader and a first piston rod which is protruded downward from a double cylinder fixed to a slider coupled to a lift rail of a post. By connecting the piston rod to the upper loading table so that it can be rotated, the upper loading platform installed on the upper part of the lower loading platform can be raised and lowered quickly, and the height of the lifting height can be extended as well. There is an advantage to this.

1 shows a lifting post installed in a typical car-carrier.
Figure 2 is a perspective view of the upper carriage lifting device of the car-carrier in accordance with a preferred embodiment of the present invention.
3 is an enlarged view of a portion of the post shown in FIG.
4 is a configuration diagram of the double cylinder shown in FIG.
5 and 6 are views for explaining a lift state in which the upper loading table is located at the top dead center and the bottom dead center in accordance with the operation of the double cylinder shown in FIG.
7 is a view showing the configuration of the elevating stopper (stopper) in the elevating post according to an embodiment of the present invention.
8 is a view showing the shape of a fixing hole formed in the front of the lifting post shown in FIG.
9A and 9B are plan cross-sectional views of the lifting post of FIG. 7, and FIG. 9A is a state before the stopper is engaged, and FIG. 9B is a state where the stopper is fitted into the fixing hole.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Reference will now be made in detail to the preferred embodiments of the present invention, examples of which are illustrated in the accompanying drawings. It should be understood, however, that the invention can be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. It should be noted that the embodiments of the present invention described below are intended to sufficiently convey the spirit of the present invention to those skilled in the art.

Referring to Figure 2, the lifting post 23 according to an embodiment of the present invention is installed vertically or close to the top of the lower mounting table 12. The lifting post 23 includes a post 24 having a lifting rail 26 formed in a direction perpendicular to an upper portion of the lower mounting table 12 of the car carrier; Sliders 28 and 29 coupled to the lifting rails 26 of the posts 24 for lifting; One side is fixed to the slider 28 and the first piston rod 35 to be mounted therefrom is fixed to the upper portion of the lower mounting table 12, the first piston rod having a shorter length than the first piston rod 35 The two-piston rod 36 is configured to include a coupling pin 40 coupled to the holder holder 38 formed on the upper holder 14, which is not located above the lower holder 12.

As shown in FIG. 3, a lifting rail 26 having a guide groove 27 formed at one side thereof is formed in a vertical direction in the post 24, and inside the lifting rail 26 is shown in FIG. 3. The illustrated sliders 28 and 29 are inserted and slide up and down.

The first cylinder 32 and the second cylinder 34 having different lengths are coupled to the slider 28 by the coupling bolt 31 at an upper portion of the coupling double cylinder 30. The first cylinder 32 and the second cylinder 34 are coupled by welding or the like, and the first piston rod 35 coming out of the first cylinder 34 has a lower mounting table 12 via a rotating body. It is fixed to the top of the).

In addition, the second piston rod 36 coming out of the second cylinder 34 is coupled to the slider 29 inserted in the lower portion of the lifting rail 26 through the rotating body 42. At this time, the coupling between the second piston rod 36 and the rotating body 42 connected to the end thereof is axially coupled by the rotating shaft 42 to be rotated, the rotating body 42 is the coupling pin (38) It is inserted into and held in the holder holder 40 of the upper holder 14 through). The mount holder 40 is formed in a long hole shape to allow the upper mount 14 to be inclined to be elevated.

As described above, the double cylinder 30 is configured by integrally combining the first cylinder 32 and the second cylinder 34 having different lengths, and the first and second cylinders 32 and 34 are pneumatic or hydraulic. It is preferable to configure the double acting cylinder (Double acting cylinder) is configured so that the appearance of the first, second piston rods 35, 36 can be made quickly by the supply of.

In the embodiment of the present invention illustrated in FIG. 2, the lengths of the first cylinder 32 and the second cylinder 34 in the double cylinder 30 are different from each other. However, the first and second cylinders 32 and 34 are different from each other. The same operation results can be obtained by making the same length of.

When the lengths of the first and second cylinders 32 and 34 are the same, the overall length of the double cylinder 30 can be shortened, while it is disadvantageous in obtaining a desired stroke. In the drawings of the embodiment of the present invention, the lengths of the first and second cylinders 32 and 34 are merely adjusted to have a desired stroke. Therefore, it can be seen that the lengths of the first and second cylinders 32 and 34 constituting the double cylinder 30 can be selected the same or differently according to the purpose of use.

Lowering operation of the upper loading stand

The first piston rod 35 of the double cylinder 30 shown in FIGS. 2 to 6 protrudes to the maximum length from the first cylinder 32, and the second piston rod 36 extends to the second cylinder 34. When the state is completely entered into the inside of), the upper mounting table 14 located on the upper portion of the lower mounting table 12 maintains the state raised to the maximum height as shown in FIG. That is, it is in the top position (top dead center).

When the second piston rod 36 of the cylinder 30 protrudes out of the second cylinder 34 in the state as shown in FIG. 5, as shown in FIG. 4, through the rotating shaft 44 and the rotating body 42. The slider 29 coupled to the second piston rod 36 descends along the lifting rails 26. In other words, the upper mounting table 14 is primarily lowered.

In this state, when the first cylinder 32 is operated to introduce the first piston rod 35 into the cylinder, the slider 28 and the second piston rod 36 coupled to the upper portion of the cylinder 30 are inclined. As the combined slider 29 is lowered along the lifting rails 26, the upper loading table 14 is further lowered in a downward direction as shown in FIG. 6. That is, it goes down to the closest position (lower dead center).

Therefore, it can be seen that the upper mounting table 14 fitted into the coupling pin 40 fixedly attached to the side of the pivot 42 is lowered to near the lower mounting table 12. That is, it descends to bottom dead center.

Lifting motion of the upper loading stand

The rise of the upper stacker 14 is contrary to the operation described above. That is, when the first cylinder 32 is operated in the state as shown in FIG. 6 and the first piston rod 35 protrudes from the body, the slider 28 coupled to the upper portion of the double cylinder 30 is the lifting rail 26. Sliding upwards along), the upper loading table 14 is primarily raised by the length of the first piston rod 35.

Thereafter, when the second cylinder 34 flows in and out, the second piston rod 36 enters the inside of the second cylinder 34 so that the upper loading table 14 is connected to the second piston rod 36. Ascending to the upper portion of the elevating rail 26 along the) is raised in the state shown in FIG.

Securing the Upper Stack

The upper carrier lifting device of the car carrier according to an embodiment of the present invention, when the vehicle is loaded on the upper carrier 14 and FIG. 2 and the upper carrier 14 are located at the top dead center, the upper carrier during transportation. It has a structure to prevent (14) from falling.

7 to 9A and 9B, a plurality of fixing holes 50 are formed in the front of the lifting post 24 at regular equal intervals in a vertical direction as shown in FIG. 8. The plurality of fixing holes 50 are in the shape of a circle, and a key groove 51 is formed in the upper portion of the circumference. At this time, the fixing holes 50 are formed to penetrate through the formed post 24 and the lifting rail 26 formed therein and the bracket 60 attached to one side thereof.

As shown in FIGS. 7 and 9, the stopper 52 inserted into and coupled to the fixing hole 50 has a circular pin 54 fitted to the fixing hole 50 and an outer circumferential surface of the pin 54. It consists of a fixed key 56 protruding and a handle 58 attached to the front of the pin 54. The shape of the fixing key 56 protruding on the outer circumferential surface of the pin 54 is sufficient if the shape can be fitted in the above-described key groove 51, but if possible to be made in the same shape as the shape of the key groove 51 desirable.

As shown in FIG. 2, the pin 54 and the fixing key 56 of the stopper 52 are moved to the post 24 while the upper mounting table 14 is positioned at the top dead center by the operation of the double cylinder 30. After inserting into the fixing hole 50 and the key groove 51 formed in the front of the inside, the handle 58 is rotated about 90 degrees, the fixing key 56 is locked inside the lifting rail (26). do. At this time, the stopper 52 is not separated from the elevating post 24 by vibration or external factors by maintaining the state of being firmly locked to the elevating rail 26.

At this time, the slider 29 coupled to the lower portion of the second piston rod 36 of the double cylinder 30 is located on the upper portion of the stopper 52 coupled to the lifting rail 26 to the top dead center or the upper portion. The upper loading table 14 placed in the raised position remains fixed to the post 24. That is, the lowering operation of the upper mounting table 14 that is raised to the upper side due to vibration or external factors of the vehicle is suppressed, thereby protecting the vehicle that is hostile to the upper mounting table 14.

As described above, the present invention can raise and lower the lifting speed by elevating the upper loading table by using a double cylinder in which two cylinders having different piston lengths are combined, and the lifting length can be extended, so that the garage is relatively high. Transportation of vehicles also has the advantage of being possible.

10: car carrier, 12: lower loading table, 14: upper loading table, 16 to 23: lifting post, 24: post, 26: lifting rail, 27: guide groove, 28, 29: slider, 30: double cylinder, 31: coupling bolt, 32, 34: 1st, 2nd cylinder, 35, 36: 1st, 2nd piston rod, 38: loading holder, 40: pin, 42: rotating body, 44: rotating shaft, 50: Fixing hole, 51: keyway, 52: stopper, 54: fixing pin, 56: fixing key, 58: handle, 60: bracket.

Claims

A car-carrier upper loading platform lifting device comprising: a post having a lifting rail formed in a direction perpendicular to the upper portion of the lower loading table of the car-carrier; A slider coupled to the elevating rail of the post for elevating; One side is fixed to the slider and outgoing from the first piston rod is fixed to the upper portion of the lower mount, the second piston rod comprises a double cylinder coupled to the mount holder formed on the upper mount Car carrier upper platform lifting device.

The method of claim 1, wherein the double cylinder is configured such that the double cylinder is coupled to the first cylinder and the second cylinder and each rod is sunk downward, and the first cylinder and the second cylinder are supplied with pneumatic or hydraulic pressure. And a lifting device of the piston rod is a quick double acting cylinder.

The car slider according to claim 1 or 2, wherein a second slider is coupled to a lower portion of the lifting rail to which the slider is coupled, and the second slider is connected to a pivoting body coupled to the second piston rod. Carrier elevating device on the carrier.

According to claim 3, The rotating body is coupled to the engaging pin which is fitted to the elongated mounting holder holder formed in the longitudinal direction in the lower portion of the upper mounting table is characterized in that the upper cylinder lifting the upper mounting table when operating. Car carrier lifting device.

According to claim 3, wherein the post and the lifting rail therein is formed with a plurality of fixing holes are arranged vertically at regular intervals, the fixing hole is provided with a stopper for blocking the lowering of the slider lift in the lifting rail The upper carriage lift device of the car carrier, characterized in that coupled.