KR20110105600A - Dual mode trailer with horizontal transfer unit capable of unloading and loading a container and method of unloading and loading a container - Google Patents

Abstract

According to the present invention, in a trailer integrally or detachably attached to a tow vehicle and having a loading surface on which a container is loaded in the longitudinal direction of the main body, the container is provided on a loading surface of a trailer on which the container is loaded and loaded with a container. A horizontal transportation device for unloading the container by moving between the trailer and the wagon; A plurality of container fixing devices provided on the loading surface of the trailer to which the container is loaded / loaded to stably support the container and to correspond to the loading height of the container corresponding to the loading height of the horizontal transfer device; And a control device for controlling the loading / unloading operation of the container by controlling the components, wherein the horizontal conveying device is provided on the loading surface of the trailer and extends or expands from the loading surface of the trailer to the loading surface of the truck. A pair of guide booms; A moving actuator positioned inside the guide boom to extend or expand the guide boom; A main body fixed between the pair of guide booms; A plurality of rotary wheels provided in a state of being in contact with a loading surface inside the main body to rotate along the loading surface when the guide boom is extended or expanded; A plurality of lift actuators provided between the plurality of rotation wheels to move up and down; And it is provided with a dual-mode trailer having a horizontal transfer device capable of loading / unloading the container including a support panel which is located on the upper side of the main body for supporting or releasing the lower portion of the container during the lifting of the lift actuator.

Description

Dual mode trailer with horizontal transfer unit capable of unloading and loading a container and method of unloading and loading a container}

The present invention relates to a dual mode trailer (DMT) having a horizontal transfer device capable of mutually loading / loading a container between a trailer and a wagon and a loading / loading method of a container. A dual mode trailer having a horizontal transfer device capable of moving and loading a container loaded on a trailer into a wagon or moving and loading a container loaded on a trailer into a trailer; It relates to the loading and unloading method of the container.

Currently, maritime traffic is increasing due to trade between countries or freight between regions, and logistics transportation using containers continues to increase due to such transportation or trade.

In general, containers are classified into land transport and sea transport, and land transport is classified into air transport and rail transport. At present, the air is in saturation and efforts and researches are being actively conducted to increase the amount of transportation through the railway due to accidents caused by long-time operation of trailers and environmental pollution due to soot. As described above, the rail transport is inexpensive and stable, but the connection area with the airway is limited. In addition, in order to transport a container using a railroad, the container must be stored in a loading dock or a storage facility, and thus, direct delivery (DTD (Door to door)) and real time delivery (JIT (Just in time)) are difficult or impossible.

On the other hand, most of the iron invoices are loaded / loaded containers between trailers and wagons by using cranes, but since the electric wires are laid in the workplace due to the tramization of locomotives, the use of cranes is restricted or impossible, and thus new containers are transferred. The development of methods is urgently needed.

In order to solve the above problems, a dual mode trailer capable of loading / loading a container between a trailer and a wagon without using a crane is disclosed in Korean Patent Nos. 774015 and 797200.

No. 774015 of the above patents relates to rail / road combination transport and unloading railcars of cargo, wherein at least one end of the railcar structure is connected to the end platform by a detachable connection to form a rigid assembly and transport. For the purpose of transmitting all static or dynamic forces generated by towing, transport and unloading, where the end platform of the end platform can be completely released if it is separated for unloading, and between end platforms the position of the end platform during unloading operation. A retaining means is provided for retaining the retaining means, the retaining means do not transmit static or dynamic forces associated with towing, transport and unloading operations, and are disposed in a position subject to lift and rotational forces on the rail carrier structure and a longitudinal centerline on the railcar. It has a feature of having a pivot point.

In addition, the Patent No. 797200 relates to a system and a method for unloading a container using Patent No. 774015, and the carrier structure is raised and rotated to transfer the container from the wagon to the trailer or from the trailer to the wagon There are methodological features.

However, in such a conventional patent, since the installation of the rotating means for rotating the carrier structure is essential to the platform of each loading dock, there is a problem that the cost of the effective space and the work space are excessively increased and the cost is significantly increased.

In addition, since the container is loaded / loaded in a rotating manner, a lot of work space is required, and the system and unloading work are complicated.

In addition, there is a problem in that the applicability is limited because this / loading operation is possible only on the platform provided with a driving means or a rotating means.

Therefore, an object of the present invention is provided in the trailer is provided on the trailer through a horizontal transport device which is provided on the trailer without horizontally moving the platform and the loading and unloading of the lower portion of the container, without having a separate drive means on the platform of the loading dock The present invention provides a dual mode trailer and a container loading / loading method having a horizontal transfer device capable of loading / loading a container to transfer a container to a wagon or a container loaded on a wagon.

Meanwhile, the object of the present invention is not limited to the above-mentioned objects, and other objects not mentioned can be clearly understood by those skilled in the art from the following description.

According to the present invention, in a trailer integrally or detachably attached to a tow vehicle and having a loading surface on which a container is loaded in the longitudinal direction of the main body, the container is provided on a loading surface of a trailer on which the container is loaded and loaded with a container. A horizontal transportation device for unloading the container by moving between the trailer and the wagon; A plurality of container fixing devices provided on the loading surface of the trailer to which the container is loaded / loaded to stably support the container and to correspond to the loading height of the container corresponding to the loading height of the horizontal transfer device; And a control device for controlling the loading / unloading operation of the container by controlling the components, wherein the horizontal conveying device is provided on the loading surface of the trailer and extends or expands from the loading surface of the trailer to the loading surface of the truck. A pair of guide booms; A moving actuator positioned inside the guide boom to extend or expand the guide boom; A main body fixed between the pair of guide booms; A plurality of rotary wheels provided in a state of being in contact with a loading surface inside the main body to rotate along the loading surface when the guide boom is extended or expanded; A plurality of lift actuators provided between the plurality of rotation wheels to move up and down; And it is provided with a dual-mode trailer having a horizontal transfer device capable of loading / unloading the container including a support panel which is located on the upper side of the main body for supporting or releasing the lower portion of the container during the lifting of the lift actuator.

In addition, according to the present invention, the first step of supplying the hydraulic pressure from the hydraulic supply device to the lifting actuator of the moving actuator of the horizontal transfer device, the actuator for the lift and the container fixing device lifting means; A second step in which the lift actuator of the horizontal transfer device is lifted to load the container into the horizontal transfer device main body; A third step in which the actuator for movement of the horizontal conveying apparatus is extended and moved horizontally from the trailer to the loading surface of the truck with the horizontal conveying apparatus main body loading the container; A fourth step in which the lift actuator of the horizontal transfer device is lowered to unload the container of the main body of the horizontal transfer device to be seated on the con- ceptor of the wagon; And a fifth step in which the actuator for movement of the horizontal conveying device is stretched and operated so that the horizontal conveying body main body moves horizontally from the wagon to the loading surface of the trailer. Container loading / loading methods are provided.

Therefore, according to the present invention, the trailer is loaded on the trailer through a horizontal transport device which is provided on the trailer without horizontally moving the platform and is provided with a trailer that can horizontally move between the trailer and the wagon and load or unload the bottom of the container. The container may be transferred to the wagon or the container loaded on the wagon may be transferred to the trailer.

In addition, according to the horizontal conveying apparatus, the guide boom is extended to the loading surface of the wagon according to the extension operation of the moving actuator in the state in which the container of the trailer is loaded through the lift actuator, and then again the operation of the lift actuator. By unloading the container on the loading surface of the wagon, the main body is horizontally reciprocated from the loading surface of the trailer by the extending or stretching distance of the guide boom so that the main body is always in the right position. Position sensor is unnecessary.

In addition, when only the separation distance between the trailer and the wagon is accurately positioned, the main body horizontally reciprocates the loading surface of the wagon from the loading surface of the trailer by the elongation or expansion distance of the guide boom, so that the container is located at the correct position of the trailer and the wagon. / Can be loaded and a separate position sensor for position calculation of the body is unnecessary.

On the other hand, the effects of the present invention are not limited to the effects mentioned above, and other effects not mentioned can be clearly understood by those skilled in the art from the description of the claims.

1 is a perspective view of a dual mode trailer having a horizontal transfer apparatus capable of loading / loading a container according to a preferred embodiment of the present invention;
Figure 2 is a block diagram showing the configuration of a dual mode trailer having a horizontal transport apparatus capable of loading / loading the container of Figure 1;
3 is a side view of the dual mode trailer of FIG. 1;
4 to 6 are a perspective view, a plan view and a side view, respectively, of the horizontal transport apparatus in the dual mode trailer of FIG. 1;
7 and 8 are views showing the operating state of the horizontal transfer device in the dual mode trailer of Figure 1, respectively;
9 to 11 are perspective views, side cross-sectional views, and operation diagrams showing the operation of the container fixing device in the dual mode trailer each having a horizontal transfer device capable of loading / loading the container of FIG. 1;
FIG. 12 is a view schematically illustrating a process of loading / unloading a container from a trailer into a wagon by a dual mode trailer having a horizontal transport apparatus capable of loading / loading the container of FIG. 1; FIG. And
FIG. 13 is a control flowchart illustrating a process of loading / unloading a container from a trailer into a wagon by a dual mode trailer having a horizontal transport apparatus capable of loading / loading the container of FIG. 1.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

1 is a perspective view of a dual mode trailer having a horizontal transfer device capable of loading / loading the container according to a preferred embodiment of the present invention, Figure 2 is a horizontal transfer device capable of loading / loading the container of Figure 1 A block diagram showing the configuration of a dual mode trailer. 3 is a side view illustrating the dual mode trailer of FIG. 1, and FIGS. 4 to 6 are a perspective view, a plan view, and a side view illustrating a horizontal transfer apparatus in the dual mode trailer of FIG. 1, respectively. FIGS. 7 and 8 1 is a view showing the operating state of the horizontal transfer device in the dual mode trailer of FIG.

As shown in Figures 1 to 8, a dual mode trailer (T) having a horizontal transfer device 100 capable of loading / loading the container according to a preferred embodiment of the present invention, the container (C) It is provided on the loading surface of the trailer (T) to be loaded to load / load the container (C) from the trailer (T) to the wagon (F), or to load / load the container (C) from the wagon (F) to the trailer (T). In order to make the container (C) loaded to move the trailer (T) and the wagon (F) between the horizontal transport apparatus 100 for unloading the container (C), the trailer to which the container (C) is loaded It is provided on the loading surface of (T) to stably support the container (C) and to match the loading height of the container (C) to the loading height of the horizontal transfer device (100) container (C) of the horizontal transfer device (100) A plurality of container fixing device 200 to facilitate the loading / unloading operation and the sphere Control units by a control device 300 for controlling the loading / unloading operation of the container (C).

Here, the trailer (T), the main body is integrally provided to the tow vehicle (not shown) or detachably attached to the road to run the road, the loading surface on which the container (C) is loaded / loaded the trailer (T) body Is formed in the longitudinal direction by the control device 300 provided in the control box (not shown) on one side of the tow vehicle (not shown) or the trailer (T) when the loading / loading of the container (C) on the loading surface The horizontal transfer device 100 and the container fixing device 200 is controlled.

In addition, the side of the trailer (T) is further provided with a plurality of trigger devices 400 for stably supporting the trailer (T) on the bottom of the loading dock is not shaken when loading / loading of the container (C). Or if the loading surface of the trailer (T) does not have a height corresponding to the loading surface of the truck (F), it is preferable that the loading surface height of the trailer (T) is variable.

Here, the hydraulic pressure supplied to the trigger device 400 may be supplied from the hydraulic supply source provided in the loading dock or the terminal, or more preferably, may be supplied from the hydraulic supply device 500 described later installed in the trailer (T). have.

On the other hand, the horizontal conveying apparatus 100 according to a preferred embodiment of the present invention, is provided on the loading surface of the trailer (T) to load / load the container from the trailer (T) to the truck (F) or the truck (F) For unloading the container C by moving between the trailer T and the wagon F with the container C loaded in order to load / load the container C to the trailer T from the above. Is provided on the loading surface of the trailer (T) is located in the guide boom 110, a pair of guide boom 110, which extends or expands from the loading surface of the trailer (T) to the loading surface of the truck (F) A moving actuator 120 for extending or stretching the guide boom 110, a main body 130 fixed between the pair of guide booms 110, and in contact with a loading surface inside the main body 130. The main body 110 is rotated along the loading surface when the guide boom 110 is extended or expanded. Is located between the plurality of rotary wheels 140, the plurality of lift actuators 150 for lifting and moving between the plurality of rotary wheels 140 to facilitate easy movement and the main body 130 It includes a support panel 160 for supporting or releasing the lower portion of the container (C) during the lifting of the lift actuator 150.

The pair of guide booms 110 are provided on the loading surface of the trailer T to extend or expand from the loading surface of the trailer T to the loading surface of the wagon F. A first end boom 111 is formed on the loading surface in the width direction of the loading surface and has a length corresponding to the width of the loading surface, and a second end boom 112 extending or expanding from the first end boom 111. .

Here, the length of the first stage boom 111 preferably corresponds to the length in the width direction of the loading surface of the trailer (T), the length of the second stage boom 112 is the length of the first stage boom 111. It is preferable that the predetermined length is longer than that. The main body 130, which will be described later, may have the container C on the loading surface of the trailer T and the truck F, even if the trailer T and the truck F are spaced apart by a predetermined interval. It is intended to be positioned in place for loading / unloading.

The movable actuator 120 is located inside the guide boom 110 to extend or expand the guide boom 110, and has one end connected to an end of the first end boom 111, and hydraulic pressure is supplied or discharged. The one end is connected to the cylinder 121 and the piston (not shown) and the piston (not shown) to reciprocate the inside of the cylinder 121 according to the hydraulic pressure inside the cylinder 121 and the second stage boom 112 The other end is connected to the end and includes a connecting rod 123 for extending or contracting the second end boom 112 from the first end boom 111 during the reciprocating movement in the cylinder 121 of the piston (not shown).

Here, the movable actuator 120, the inner side of the first stage boom and the second stage boom 112, that is, of the connecting rod 123 by the cylinder 121 on the connection rod 123 side of the cylinder 121 In operation, it is preferable to further include a stopper (not shown) for limiting the extension distance of the connecting rod 123. In addition, the cylinder 121 preferably prevents the connecting rod 123 from suddenly retreating during the stretching operation of the cylinder 121 for loading the container C through a counterbalance.

Therefore, according to the moving actuator 120, the second end boom 112 is extended or stretched from the first end boom 111 according to the connecting rod 123 is elongated and contracted when the cylinder 121 is driven to be described later. The main body 130 may enable horizontal movement from the trailer T to the loading surface of the wagon F.

On the other hand, the movable actuator 120, the first cylinder is connected to the end of the first end boom 111, the hydraulic pressure is supplied or discharged, the reciprocating movement of the first cylinder in accordance with the hydraulic pressure in the interior of the first cylinder The first piston is located inside the first cylinder and the second cylinder reciprocating the inside of the first cylinder during the reciprocating movement of the first piston, the reciprocating movement inside the second cylinder according to the hydraulic pressure inside the second cylinder One end is connected to the second piston and the second piston and the other end is connected to the end of the second end boom, so that when the reciprocating movement of the first and second cylinders of the first and second pistons, Including a connecting rod for extending or contracting the 112, even if the trailer (T) and the wagon (F) is spaced a predetermined interval, the body 130 described later is a container on the loading surface of the trailer (T) and the wagon (F) Position for loading / unloading of (C) To that location it is preferred.

The main body 130 is fixed between the second stage boom 112 of the pair of guide booms 110, when the extension or expansion of the second stage boom 112 of the trailer (T) and the wagon (F) By moving the stacking surface, a pair of balance frame 131 is fixed to the inner surface of the pair of second end boom 112 through a fixing member (not shown) and form a balance between each other, and the one It includes a support frame 132 for connecting and supporting the lower and front and rear sides of the pair of balance frame 131.

Here, the support frame 132 is formed with a plurality of through-holes (not shown) to allow the plurality of rotary wheels 140 to be contacted with the loading surface.

On the other hand, when the balance frame 131 of the main body 130 is fixed to the second stage boom 112 through a fixing member (not shown), the inner surface of the pair of first stage booms 111 It is preferable that the guide groove 111a to which the fixing member (not shown) is guided is formed in the extension or expansion of the second stage boom 112 from the first stage boom 111 so that the fixing member (not shown) is not obstructed.

The plurality of rotary wheels 140 are provided in a state in contact with the loading surface inside the main body 130 and rotated along the loading surface when the guide boom 110 is extended or expanded to facilitate the main body 110. It is possible to move, the roller 141 in contact with the loading surface through the through hole (unsigned) formed in the support frame 132 of the main body 130, and both sides of the roller 141 to the balance frame It includes a rotating shaft 142 for fixing in a state capable of idling between the (131).

Therefore, according to the plurality of rotary wheels 140, the plurality of rollers 141 may extend the second stage boom 112 and the main body 130 when the second stage boom 112 extends or contracts from the first stage boom 111. By being rotated along the loading surface while supporting, the guide boom 110 can be easily stretched or stretched.

The plurality of lift actuators 150 are supported by the rotary wheel 140 on the inner support frame 132 of the main body 130 to move up and down, and are provided on the bottom surface of the support frame 132. One end is connected to the cylinder 151, the hydraulic pressure is supplied or discharged, one end is connected to the piston (not shown) and the piston (not shown) to reciprocate the inside of the cylinder 151 according to the hydraulic pressure inside the cylinder 151 And the other end is connected to the bottom surface of the support panel 160, the connecting rod 153 for extending or contracting the support panel 160 to the upper side of the body 130 during the reciprocating movement of the cylinder (151) of the piston (not shown) ).

Here, the lift actuator 150 is connected to the inside of the support frame 132, that is, the connection rod 153 by the cylinder 151 on the connection rod 153 side of the cylinder 151. It is preferable to further include a stopper (not shown) for limiting the extension distance of the rod 153. In addition, the cylinder 151 preferably prevents the connecting rod 153 from suddenly retreating during the stretching operation of the cylinder 151 for loading the container C through a counterbalance.

Therefore, according to the lift actuator 150, the support panel 160 loads / unloads the lower end of the container C by the connecting rod 153 which is extended and contracted when the cylinder 151 is driven.

The support panel 160 is a support means such as a bucket positioned at an upper side of the main body 130 and supporting or releasing a lower portion of the container C when the lift actuator 150 is elevated. The support bucket 161 is fixed to the lower end portion at the end of 153.

Here, the front and rear of the support bucket 161, it is preferable that a cone socket such as a support piece (not shown) or the container fixing means 200 for stably supporting both sides of the container (C).

Therefore, according to the support panel 160, it is possible to load the lower portion of the container (C) or unload the loaded container (C) in the corresponding position through the lifting operation by the lift actuator 150.

Meanwhile, the hydraulic pressure supplied to the cylinders 121 and 151 of the movable actuator 120 and the lift actuator 150 may be supplied from a hydraulic supply source provided in a loading dock or a terminal, or installed in a trailer T. Supply from the supply device 500, in this case, the hydraulic supply device 500, the oil tank 510, the oil is stored, the oil supply from the oil tank 510 to the cylinder (121, 151), respectively It may include a hydraulic pump 520 to make or discharge and the PTO clutch 530 for controlling the operation of the hydraulic pump 520, the connection configuration of the cylinder (121, 151) and the hydraulic supply device (500) Since the technical idea is known in the art, detailed descriptions thereof may be omitted in various ways.

Therefore, according to the horizontal transfer device 100 as described above, in the state in which the support panel 160 is loaded through the lifting operation of the lift actuator 150, the container C loaded on the loading surface of the trailer (T) As the moving actuator 120 extends, the guide boom 110 extends to the loading surface of the truck F so that the main body 130 on which the support panel 160 is positioned is rotated by the plurality of rotary wheels 140. After being positioned on the loading surface of the truck F, the container C loaded by the support panel 160 may be unloaded on the loading surface of the truck F through the lowering operation of the lift actuator 150 again. In this state, the main body 130 may be returned to the loading surface of the trailer T through the stretching operation of the guide boom 110.

In addition, according to the horizontal transfer device 100 as described above, the container C loaded on the truck (F) is transferred to the trailer (T) can be easily made by a similar method as described above, the detailed description is omitted. do.

In addition, since the main body 130 horizontally reciprocates the loading surface of the wagon F from the loading surface of the trailer T by the extension or expansion distance of the guide boom 110, the main body 130 is always in the correct position. It can be placed in the position, so a separate position sensor is unnecessary.

In addition, when only the separation distance between the trailer (T) and the wagon (F) is accurately positioned, the body 130 is loaded with the wagon (F) from the loading surface of the trailer (T) by the extension or expansion distance of the guide boom 110 Since the surface reciprocates horizontally, the container C can be loaded / loaded at the correct position of the trailer T and the truck F and a separate position sensor for position calculation of the body 130 is unnecessary. .

9 to 11 are perspective views, side cross-sectional views, and operation diagrams showing the operation of the container fixing device in the dual mode trailer having a horizontal transfer device capable of loading / loading the container of FIG. 1, respectively.

The container fixing device 200, as shown in Figures 9 to 11, if the container (C) does not maintain a fixed state when loading on the loading surface of the trailer (T) to the inertia during the movement of the trailer (T) It is to prevent the container (C) from falling over, it is provided in the fixed frame 201 formed on the loading surface of the trailer (T) to stably lower the lower portion of the container (C) during loading / loading of the container (C) It includes a fixing means for supporting 210 and the lifting means 220 is provided between the lower portion and the loading surface of the fixing means 210 to elevate the fixing means 210 at the time of loading / loading of the container (C).

The fixing means 210 is provided on the loading surface of the trailer (T), that is, the upper frame is a fastening member for fastening to the fastening groove (I) formed at the bottom of the container (C) when loading the container (C) , An operation tool 213 installed in a cylindrical or hexahedral housing 211 and having a hollow portion 213a protruding upward by an elastic force of the elastic spring 212a and an external load, and the operation tool 213. The locker 215 is installed coaxially to the hollow portion 213a of the locker 215 having a head 214 inserted into and fastened to the container C and having a locking jaw 215a which is in contact with and interlocked during the inlet / out operation of the operating tool 213. ), A slit groove having a curved surface formed in the tubular groove 215b formed at a predetermined depth from the bottom toward the top of the locker 215 to induce a certain range of rotation during the lowering operation of the locker 215. 216, mediating the elastic spring 212b inside the tubular groove 215b. A support shaft 218 fixed to the cover 217 coupled to the bottom surface of the housing 211 and freely slid to the upper periphery of the support shaft 218 and inserted into the slit groove 216. And a pin 219 for displacing the direction of the rocker 215 which is elevated along the slit groove 216 to the fixed shaft.

Referring to the operation of the fixing means 210 as described above are as follows.

First, the operating tool 213 installed inside the housing 211 is stopped in the state pushed to the top of the housing by the tension of the elastic spring 212a having a large outer diameter constrained by the lower cover 217, the locker 215 is applied to the tension of the elastic spring (212b) intervening in the support shaft 218 standing up and fixed to the lower cover 217 of the housing 211 and the tubular groove (215b) in which the support shaft 218 is inserted. In the state pushed upward by the slit groove 216 formed in the tubular groove 215b and the pin 219 of the support shaft 218 inserted thereto is maintained.

At this time, when the fastening groove I of the container C is loaded to coincide with the head 214 of the locker 215, the operation tool 213 to which the load of the container C is applied is provided in the locker 215. The locker 215 is kept stationary while being lowered by the distance up to the latching jaw 215a so that the head 214 of the locker 215 is completely inserted into the fastening groove I at the initial loading of the container C. It is inserted and kept ready for fastening. Subsequently, when the loading of the container C further proceeds through the preparation state, the locker 215 is simultaneously lowered by the locking step 215a in contact with the lower end of the operation tool 213, and the locker is accompanied by the lowering operation. The curved portion of the slit groove 216 formed in the tubular groove 215b of 215 is guided by the pin 219 of the support shaft 218 and rotated by a range suitable for locking the rocker 215 with the lowering motion. After the descent is completed, the container (C) is to be securely fastened.

On the other hand, in order to unload the container (C) in the state in which the head 214 of the fixing means 210 is fastened to the fastening groove (I) of the container (C), the support of the horizontal transfer device (100) When the panel 160 rises and rises further in a state of supporting the lower part of the container C, the pressure applied to the actuating tool 213 is removed and at the same time, the restoring force of the elastic springs 212a and 212b increases. Locking is automatically released through the reverse process of the locking process.

Therefore, according to the fixing means 210 as described above, in the process of loading or unloading the container (C) can be automatically locked or unlocked by the weight of the container (C) to secure a large container (C) safely Transportation can be made possible in a fixed state, and it is possible to prevent inconvenience by not operating a means for unlocking or the like as in the prior art.

The elevating means 220 is an elevating member for elevating the fixing means 210 by a predetermined height from the loading surface of the trailer (T). The lifting means (220) is provided on the loading surface of the trailer (T), that is, the upper frame and is supplied with hydraulic pressure. The lifting and lowering of the cylindrical cylinder 221 and the lifting loader 222 which is provided to be liftable by hydraulic pressure inside the cylinder 221 and has one end fixed to the bottom of the cover 217 of the fixing means 210. And a actuator 223.

Here, the hydraulic pressure supplied to the cylinder 221 of the elevating actuator 223 may be supplied from the hydraulic supply source provided in the loading dock or terminal, or more preferably from the hydraulic supply device 500 installed in the trailer (T). Can be supplied.

In addition, the elevating means 220 is not provided in the upper loading surface of the container (C) as described above, but is provided in the lifting portion recessed groove (not shown) formed separately on the loading surface and fixing means 210 from the loading surface. By minimizing the height to the bottom of the container (C) supported in the) it can be possible to support a more stable container (C).

Therefore, according to the lifting means 220 as described above, in order to move the container (C) from the trailer (T) to the truck (F), the actuator for the lift of the horizontal transfer device 100 provided on the loading surface of the trailer (T) The support panel 160 is lifted by 150 to load the lower portion of the container C. In this case, the container C is loaded using only the cylinder 151 provided in the lift actuator 150. Since the load corresponding to the weight of the container C is transferred to the cylinder 151 during the ascending operation for the container C, the container C is lifted by a predetermined height before the support panel 160 rises. (For example, the height corresponding to the rising height of the support panel 160) to the support panel 160 in the state to be raised to lift the horizontal transfer device 100 for lifting the container (C) The large load is transmitted to the actuator 150 It can prevent, through which it is possible to prevent the failure of the horizontal transfer device 100 due to excessive load transfer.

In addition, the horizontal transfer apparatus 100 of the dual mode trailer having a horizontal transfer apparatus capable of loading / loading the container according to the preferred embodiment of the present invention, the actuator for the lift 150 is configured in the body 130 And the lower portion of the container C is loaded / unloaded as the support panel 160 is elevated according to the lifting operation of the lift actuator 150, but the container fixing device 200 is fixed to the container 210 as described above. ) And the elevating means 220, the configuration of the lift actuator 150 is omitted, and only the lift actuator 150 is provided on the upper side of the main body 130 so that the elevating means 220 moves horizontally. The container C may be loaded on the support panel 160 of the transfer apparatus 100. In this case, the container (S) is configured to be loaded on the loading surface of the wagon (F) to be unloaded loaded has a configuration corresponding to the lifting means 220 of the container fixing device 200. desirable.

The control device 300 is a control means for enabling the horizontal movement between the trailer (T) and the wagon (F) of the horizontal transfer device 100 and the normal operation of the loading or unloading state of the container (C). The linear switch 311 for determining whether to lift the support panel 160, which is lifted by the lift actuator 150 of the horizontal transfer apparatus 100, the container C from the fixing means 210 It is connected to the sensor means 310, the horizontal transfer device 100 and the container fixing device 200, including a separating linear switch 312, etc. for detecting the separation based on the determination result from the sensor means 310 Control means 320 for stably controlling the loading or unloading of the container (C) and an input means 330 such as a remote controller for inputting a control signal for the operation of the components.

Here, the control device 300, the control box and the like provided on one side of the trailer (T) can be operated through wired / wireless communication, more preferably, is integrally formed in the control box of the trailer (T) It is good.

Therefore, according to the control device 300, the horizontal transfer apparatus 100 stably horizontally moved between the loading surfaces of the wagon F from the trailer T while the container C is loaded in the corresponding position. It is possible to unload the container (C).

In addition, the control device 300, as well as the horizontal transfer device 100 and the container fixing device 200 can control the corresponding components of the trigger device 400 and the hydraulic supply device 500 through the configuration. It is desirable to be able to.

Hereinafter, a method of loading / loading a container by a dual mode trailer having a horizontal transfer device capable of loading / loading a container according to an exemplary embodiment of the present invention will be described.

FIG. 12 is a view schematically illustrating a process of loading / unloading a container from a trailer into a wagon by a dual mode trailer having a horizontal transport apparatus capable of loading / loading the container of FIG. 1, and FIG. 13 is a container of FIG. 1. This is a control flowchart showing the process of loading / unloading a container from a trailer into a wagon by a dual mode trailer having a horizontal transfer device capable of loading / loading.

12 and 13, in order to load / load the container C loaded on the trailer T into the wagon F, first, the loading surface of the trailer T and the lower portion of the container C are loaded. That is, the horizontal transfer device 100 should be installed between the fixing means 210 of the container fixing device 200 fastened to the fastening groove I of the container C. Of course, the loading surface of the wagon (F) is preferably provided with a cone socket (S) to be fastened to the fastening groove (I) of the container (C), the trailer (T) is stably by the trigger device 400 It is located at the bottom of the unloading station, and the loading truck F entering the unloading station also has the same height as the loading surface of the trailer T stably by the trigger device (unsigned). desirable.

In such a state, the method of transferring the container C loaded on the trailer T to the freight car F is first performed by the control device 300 of the actuator 120 for movement of the horizontal transfer device 100. Hydraulic pressure is supplied to the cylinder 151 of the cylinder 121 and the lift actuator 150 and the lifting actuator 223 of the lifting device 220 of the container fixing device 200 from the hydraulic supply device 500 (S100). ).

Subsequently, when the hydraulic actuator is controlled in the cylinder 151 of the lift actuator 150 of the horizontal transfer apparatus 100 to operate the lift actuator 150, the connecting rod 153 is removed from the cylinder 151. As it extends, the support panel 160 rises. Subsequently, as the support panel 160 is raised, the locking means 210 of the container fixing device 200 fastened to the fastening groove I of the container C is released and the support panel 160 is released to the support panel 160. Container C is to be loaded (S110).

Here, in order to unload the container C in the state in which the head 214 of the fixing means 210 is fastened to the fastening groove I of the container C as described above, the support of the horizontal transfer apparatus 100 is supported. When the panel 160 is raised to further support the lower portion of the container C, the panel 160 is inserted into the housing 211 while pressing the elastic springs 212a and 212b by the load of the container C. The pressure of the actuating tool 213 and the locker 215 is removed so that the actuating tool 213 protrudes to the outside of the housing. At this time, the locking jaw 215a is in contact with the lower end of the actuating tool 213. The rocker 215 is simultaneously raised by the rocker 215 and the curved surface portion of the slit groove 216 formed in the tubular groove 215b of the rocker 215 is guided by the pin 219 of the support shaft 218 together with the lifting operation. After 215 is rotated by a range suitable for unlocking, the ascent is completed to lock the head 214 from the fastening groove I of the container C. This is completely off.

On the other hand, the process of loading the container (C) to the support panel 160 as described above, when the container fixing device 200 has the lifting means 220, the actuator for the lift 150 of the horizontal transfer device 100 By using or supplying or controlling the hydraulic pressure to the lifting actuator 223 of the lifting means 220 without using a) so that the lifting rod 222 is lowered into the cylinder 221, the fastening groove of the container (C) ( I) may be lowered to be unlocked from the fixing means 210 and loaded to the support panel 160 at the same time.

As described above, in the state in which the container (C) is loaded on the support panel 160 of the horizontal transfer device 100, the access of the hydraulic pressure to the cylinder 121 of the actuator 120 for movement is controlled to move the actuator 120 When the operation is performed, the second end boom 112 is extended from the first end boom 111 of the guide boom 110 along the connection rod 123 that is extended when the cylinder 121 is driven to form a container (C). The main body 130 supporting the loaded support panel 160 is horizontally moved from the trailer T to the loading surface of the truck F by the rotation of the plurality of rotating wheels 140 (S120).

Subsequently, when the hydraulic access is controlled to the cylinder 151 of the lift actuator 150 so that the support panel 160 descends, the fastening groove I of the container C is connected to the cone of the freight car F. (S) is fastened to be seated, the horizontal transfer device 100, the lifting actuator 150 is in the original position, that is, the support panel 160 is in a state that the support panel 160 is completely lowered with the container (C) It is completely separated to have a free movement state (S130).

Here, the process of loading the container (C) from the support panel 160 to the cone socket (S) of the wagon (F) as described above, when the cone socket (S) has a lifting member, the cone socket (S) ) Is moved by the lifting member when the horizontal transfer device 100 is moved to the loading surface of the wagon (F), the container (C) of the container (C) in the process of allowing the lifting member to be raised again The fastening groove I may be fastened and loaded.

In the above state, in order to return the horizontal transfer apparatus 100 back to the trailer T, when the hydraulic entry and exit is controlled to the cylinder 121 of the moving actuator 120 to operate the moving actuator 120, The second end boom 112 is stretched and contracted to the first end boom 111 of the guide boom 110 according to the connecting rod 123 that is stretched when the cylinder 121 is driven, so that the main body 130 has a plurality of rotating wheels 140. The horizontal movement of the vehicle F from the truck F to the loading surface of the trailer T is completed, and the loading / loading of the container C from the trailer T to the truck F is completed (S140).

Conversely, the case of loading / loading the container C from the wagon F to the trailer T proceeds similarly to the process of loading / loading the container C from the trailer T into the wagon F. .

First, in the state in which the fastening groove I of the container C is fastened and fixed to the cone socket S of the wagon F, the extension of the actuator 120 and the guide boom 110 for movement of the horizontal transfer apparatus 100 is extended. Through the operation, the horizontal transfer device 100 is moved from the loading surface of the trailer (T) to the loading surface of the wagon (F).

Thereafter, the support panel 160 is lifted up by the lift actuator 150 of the horizontal transfer apparatus 100 and at the same time the lower portion of the container C is loaded.

Thereafter, the horizontal conveying apparatus 100 is moved from the loading surface of the truck F to the loading surface of the trailer T through the expansion and contraction of the actuator 120 and the guide boom 110 of the horizontal transportation apparatus 100. .

Subsequently, the support panel 160 is lowered by the lift actuator 150 of the horizontal transfer device 100, and the fastening groove I of the container C is fixed to the container fixing device 200. The container C between the wagon F and the trailer T is completed and loaded.

Here, the fastening groove of the container C in the state in which the operating port 213 and the locker 215 of the fixing means 210 is pushed to the top of the housing 211 by the tension of the elastic springs (212a, 212b) ( When I) is loaded to coincide with the head 214 of the locker 215, an operation opening 213 to which the load of the container C is applied at the beginning of loading is applied to the locking step 215a provided in the locker 215. While the locker 215 is lowered by the distance to reach the stop state, the lock 215 of the head 214 of the locker 215 is completely inserted into the fastening groove (I) to maintain the ready state for the fastening. Subsequently, when the loading of the container C further proceeds through the preparation state, the locker 215 is simultaneously lowered by the locking step 215a in contact with the lower end of the operation tool 213, and the locker is accompanied by the lowering operation. The curved portion of the slit groove 216 formed in the tubular groove 215b of 215 is guided by the pin 219 of the support shaft 218 and rotated by a range suitable for locking the rocker 215 with the lowering motion. After the lowering is completed, the insertion groove I of the container C is stably fastened by the head 214.

On the other hand, the operation of loading the container (C) from the wagon (F) to the horizontal transport device 100, the operation of unloading the container (C) on the loading surface of the trailer (T) from the horizontal transport device (100) In the above, the operation of the lift actuator 150 of the horizontal transfer device 100 and the fixing means 210 and the lifting means 220 of the container fixing device 200 and the cone socket (S) of the truck (F) Selective operation control of the provided lifting member will be apparent to those skilled in the art will be fully understood, so a detailed description thereof will be omitted.

In addition, during loading / unloading of the container C, the normal loading / unloading state of the container C of the horizontal transfer apparatus 100 and the container C from the sensor means 310 of the control device 300. Before the loading / unloading of the trailer (T) and the wagon (F), it is determined that the position alignment for the stable operation between each other and the control means 320 is stable according to the control signal of the input means 330 corresponding thereto. It is desirable to enable control.

Therefore, according to the above, by the horizontal transport device for horizontal reciprocating movement between the trailer and the wagon with the container loaded on the trailer, the container between the trailer and the wagon without the need for a container transport means of a complicated configuration installed outside The loading / unloading of the device can be performed simply and stably.

In addition, the lower portion of the container by the container fixing device for fixing the container to the trailer corresponding to the operation height of the horizontal transfer device, the load according to the load of the container delivered to the horizontal transfer device when loading the container of the horizontal transfer device By minimizing the horizontal transfer device can be easily operated.

In addition, the lower portion of the container is lifted by the fixing portion for fixing the container to the trailer to correspond to the operation height of the horizontal transfer device, the load according to the load of the container delivered to the horizontal transfer device when loading the container of the horizontal transfer device By minimizing the horizontal transfer device can be easily operated.

Although the present invention has been described with reference to the specific embodiments, various modifications may be made without departing from the scope of the present invention. Accordingly, the scope of the invention is not to be determined by the embodiments described, but should be determined by equivalents of the claims and the claims.

Claims (16)

In the trailer (T) formed integrally or detachably attached to the tow vehicle and the loading surface on which the container (C) is loaded is formed in the longitudinal direction of the main body,
The container C is provided on the loading surface of the trailer T to which the container C is loaded, and moves horizontally between the trailer T and the wagon F to unload the container C while the container C is loaded. Transfer device 100;
The container (C) is provided on the loading surface of the trailer (T) to be loaded / loaded to stably support the container (C) and to correspond to the loading height of the container (C) to the loading height of the horizontal transfer device (100) A plurality of container fixing device 200; And
It includes a control device 300 for controlling the loading and unloading operation of the container (C) by controlling the components,
The horizontal transfer device 100,
A pair of guide booms 110 provided on a loading surface of the trailer T to extend or expand from a loading surface of the trailer T to a loading surface of the wagon F;
A moving actuator 120 positioned inside the guide boom 110 to extend or expand the guide boom 110;
A main body 130 fixed between the pair of guide booms 110;
A plurality of rotary wheels 140 are provided in contact with the loading surface inside the main body 130 and rotated along the loading surface when the guide boom 110 is extended or stretched to enable movement of the main body 110. ;
A plurality of lift actuators 150 provided between the plurality of rotation wheels 140 to move up and down; And
Is located on the upper side of the body 130, the loading and loading of the container, characterized in that it comprises a support panel 160 for supporting or releasing the lower portion of the container (C) when the lifting actuator 150 Dual mode trailer with horizontal feeder possible. The method of claim 1, wherein the pair of guide booms 110,
A first end boom 111 formed on the loading surface of the trailer T in a width direction of the loading surface and having a length corresponding to the width of the loading surface;
And a second stage boom (112) extending or contracting from the first stage boom (111). The method of claim 2, wherein the actuator for movement 120,
A cylinder 121 having one end connected to an end of the first end boom 111 and having hydraulic pressure supplied or discharged;
A piston (not shown) for reciprocating the cylinder 121 in accordance with the hydraulic pressure in the cylinder 121; And
One end is connected to the piston (not shown), and the other end is connected to the end of the second end boom 112, so that the reciprocating movement inside the cylinder 121 of the piston (not shown) from the first end boom 111 to the second end boom 112. Dual mode trailer having a horizontal transfer device capable of loading / loading the container, characterized in that it comprises a connecting rod (123) to be extended or stretched. The method of claim 2, wherein the actuator for movement 120,
A first cylinder having one end connected to an end of the first end boom 111 and having hydraulic pressure supplied or discharged;
A first piston for reciprocating the inside of the first cylinder according to the hydraulic pressure in the first cylinder;
A second cylinder positioned inside the first cylinder to reciprocate the inside of the first cylinder when the first piston reciprocates;
A second piston for reciprocating the inside of the second cylinder according to the hydraulic pressure in the second cylinder; And
One end is connected to the second piston and the other end is connected to the end of the second stage boom, so that the second stage boom 112 is extended from the first stage boom 111 during the reciprocating movement of the 1/2 cylinder of the 1/2 piston. A two-mode trailer having a horizontal feeder capable of loading / loading a container, characterized in that it comprises a connecting rod for stretching. The method of claim 2, wherein the main body 130,
A pair of balance frames 131 which are respectively fixed to inner surfaces of the pair of second end booms 112 through a fixing member (not shown) and face each other in balance with each other;
And a support frame (132) for connecting and supporting the lower and front and rear portions of the pair of balance frames (131). The method of claim 5, wherein the support frame 132,
A two-mode trailer having a horizontal transfer device capable of loading / loading the container, characterized in that a plurality of through holes (unsigned) is formed so that the plurality of rotating wheels 140 in contact with the loading surface. The method of claim 5, wherein the fixing member (not shown) on the inner surface of the pair of first end boom 111 from extending or stretching the second end boom 112 from the first end boom 111. A double mode trailer having a horizontal transfer device capable of loading / loading the container, characterized in that the guide groove (111a) is guided by the fixing member (not shown). The method of claim 6, wherein the plurality of rotary wheels 140,
A roller 141 contacting the loading surface through a through hole (not shown) formed in the support frame 132 of the main body 130;
And a rotating shaft (142) for fixing both sides of the roller (141) in a state capable of idling between the balance frame (131). The method of claim 6, wherein the plurality of lift actuators 150,
A cylinder 151 having one end connected to a bottom surface of the support frame 132 and having hydraulic pressure supplied or discharged;
A piston (not shown) for reciprocating the inside of the cylinder 151 according to the hydraulic pressure inside the cylinder 151; And
One end is connected to the piston (not shown) and the other end is connected to the bottom surface of the support panel 160 so that the support panel 160 is upper side of the main body 130 when the piston (not shown) reciprocates in the cylinder 151. A dual mode trailer having a horizontal feeder capable of loading / loading a container, characterized in that it comprises a connecting rod (153) for extending or contracting. The method of claim 1, further comprising a hydraulic pressure supply unit 500 for supplying hydraulic pressure to the movable actuator 120 and the lift actuator 150,
The hydraulic supply device 500,
An oil tank 510 in which oil is stored;
A hydraulic pump (520) for supplying or discharging oil from the oil tank (510) to the moving actuator (120) and the lift actuator (150), respectively; And
Double mode trailer having a horizontal transfer device capable of loading / loading the container, characterized in that it comprises a PTO clutch (530) for controlling the operation of the hydraulic pump (520). According to claim 1, The container fixing device 200,
Fixing means (210) provided on the fixed frame (201) formed on the loading surface of the trailer (T) to stably support the lower portion of the container (C) when loading / loading of the container (C);
2 / loading of the container, characterized in that it comprises a lifting means 220 which is provided between the lower and the loading surface of the fixing means 210 to lift the fixing means 210 when loading / loading of the container (C) Dual mode trailer with horizontal feeder possible. The method of claim 1, wherein the control device 300,
The container C is separated from the lift linear switch 311 and the fixing means 210 to determine whether the support panel 160 is elevated by the lift actuator 150 of the horizontal transfer apparatus 100. Sensor means (310) having a separate linear switch (312) for detecting that it is;
Control means (320) connected to the horizontal transfer device (100) and the container fixing device (200) for stably controlling the loading or unloading of the container (C) based on the determination result from the sensor means (310); And
A dual mode trailer having a horizontal transfer apparatus capable of loading / loading a container, characterized in that it comprises an input means (330) for inputting a control signal for the operation of the components. The hydraulic pressure is supplied from the hydraulic pressure supply device 500 to the movable actuator 120 of the horizontal transfer device 100, the lift actuator 150, and the lifting actuator 223 of the container fixing device 200. A first step of becoming;
A second step in which the lift actuator 150 of the horizontal transfer device 100 is lifted up so that the container C is loaded into the main body 130 of the horizontal transfer device 100;
The moving actuator 120 of the horizontal conveying apparatus 100 is extended to the loading surface of the trailer F from the trailer T while the main body 130 of the horizontal conveying apparatus 100 is loaded with the container C. A third step of moving horizontally;
The lift actuator 150 of the horizontal transfer apparatus 100 is moved downward to unload the container C of the main body 130 of the horizontal transfer apparatus 100 so as to be seated on the cone socket S of the wagon F. The fourth step; And
And a fifth step in which the moving actuator 120 of the horizontal transfer apparatus 100 is stretched and moved so that the main body 130 of the horizontal transfer apparatus 100 moves horizontally from the freight car F to the loading surface of the trailer T. Container loading / loading method of a dual mode trailer having a horizontal transport capable of loading / loading of the container, characterized in that. The method of claim 13, wherein before the first step,
The trailer (T) is stably positioned at the bottom of the unloading station by the trigger device 400, the truck F also by the trigger device (unsigned) the loading surface of the truck F is stably the trailer (T) The container loading / loading method of the dual mode trailer having a horizontal transfer apparatus capable of loading / loading the container further comprising the step of having the same height as the loading surface. The method of claim 13, wherein the second step,
Prior to the lifting operation of the lift actuator 150 of the horizontal transfer apparatus 100, the container C is fixed by the lifting operation of the lifting actuator 223 of the lifting device 220 of the container fixing device 200. A container loading / loading method of a dual mode trailer having a horizontal feeder capable of loading / loading a container, characterized by comprising a step of raising the height. The method of claim 13, wherein the fourth step,
Prior to the lowering operation of the lift actuator 150 of the horizontal transfer device 100, the container (S) of the wagon (F) comprises a step of raising the predetermined height by the elevating member Container loading / loading method of a dual mode trailer with horizontal feeder capable of loading.

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