KR200373406Y1 - A Container with Lifting System - Google Patents

Abstract

The container provided with the lifting device is formed at each corner of the container, the post (locking hole) is formed at the bottom (post) and the interlocking is installed inside each post so that the container can move in the up and down direction And a stopper part which can fix the linkage part so that the container can be fixed at a desired height, and a hydraulic part that can adjust the hydraulic pressure of the hydraulic fluid for the up / down movement of the linkage part.

The container provided with the lifting device having such a configuration can provide an effect that the user can easily position the container at a desired height without using a separate device because the container itself is provided with a lifting device.

Description

Container with lifting device {A Container with Lifting System}

The present invention relates to a container provided with a lifting device, and more particularly to a container provided with a lifting device that allows the user to install the container at a desired height without any additional equipment.

In general, the container is loaded on the trailer, transported by the towing of the truck, and when loading and unloading, a separate equipment such as a crane is used.

In addition, when the internal cargo is unloaded after transportation, the work is made in the state loaded on the trailer, and the truck towing the trailer has had to wait until the unloading operation is completed.

In addition, such a container hoisting device generally requires a separate equipment such as a crane for loading and unloading, so if there is no such equipment, the loading and unloading is impossible, and the truck towing a trailer loaded with a container when unloading after transportation Since it is necessary to wait at all times, it is not only easy to get on and off, but also has a problem that work is cumbersome and the efficiency of vehicle utilization falls.

Accordingly, in recent years, in order to solve the conventional problem, a landing gear may be attached to the container, but this is a problem in the road traffic law, and the problem of high risk of an accident due to the protrusion of the landing gear is caused. have.

On the other hand, an example of improving such a conventional container lifting device has been disclosed in Korean Patent Laid-Open No. 1999-0068611.

The container elevating device is composed of a frame part 1, a landing gear mounting part 3, a stopper part 4, and an interlocking part 5 as disclosed in FIG. 1A.

Here, the frame portion 1 of the container elevating device is formed by horizontally connecting several supports 11 to a size corresponding to the container, and the landing gear 2 is accommodated on both front and rear sides, and on both sides of the front and rear end supports. A twist lock pin 13 is provided.

In addition, the landing gear mounting portion 3 is fixed to one end of the slide inner pipe (slide inner pipe) of the landing gear 2, the other side of the slide inner pipe to the frame portion 1 with a fixing bracket (bracket) And is rotatably and slidably supported and fixed.

In addition, the stopper part 4 has a slide out pipe inserted into the outer side of the slide inner pipe, and fixed to the other end of the slide inner pipe on the end side of the slide out pipe opposite to the insertion direction. An anti-rotation tool having an accommodating groove corresponding to each rod is fixed, and one side of the anti-rotation tool is fixed to the frame part 1.

Finally, the interlocking portion 5 penetrates the inside of the inner pipe so that one end of the connecting pipe is fixed to the left and right landing gears 2, and a square connection is formed at the other end of the connecting pipe, respectively. It is provided in such a manner that the tubes are slidably inserted into each other.

The operation of the container lifting device is shown in Figure 1b, the square rod and the receiving groove is formed in a square shape, the landing gear 2 is drawn out by the operation of the pneumatic cylinder, as shown in Figure 1c Likewise, it is configured to be rotated by the driving of the motor, so that the container can be loaded and unloaded on a general truck, without additional equipment such as a crane.

However, the container lifting device only discloses a device for loading and unloading a container into a cargo truck, and discloses only a structure in which a container can be loaded and unloaded by the operation of a landing gear. Installation at the height desired by the user requires not only the help of a cargo truck but also a lifting device separately, and does not have a structure that can solve the above problems.

In addition, Korean Utility Model Publication No. 1993-2568 discloses a crust automatic lifting device of the container pedestal, which is shown in Figures 2a and 2b.

Referring to the drawings, the above invention is screwed into the elevating angle 22 inside the crust main body 21 with a spiral shaft bar 23, and the bevel gear 24 is condensed on the top of the spiral shaft bar 23 bevel gear The shaft 25 is pierced out of the crust main body 21 and then engaged with the spur gear 29 at the end, as brake air for braking the container support 31 to the drive shaft 26. Automatically elevating device of the container pedestal 31 for causing the operating motor 28 to be condensed to raise and lower the elevating angle 22 by the power of the motor 28, which is a structure that can solve the above problems as in the above example It does not have

Therefore, there is a need for a container equipped with a lifting device having a new structure that can solve the above problems.

The present invention was created in view of the above necessity, and provides a container with an improved elevating device to install the container up and down at a desired height in a narrow space without a separate equipment such as a crane or a forklift. For the purpose of

In addition, another object of the present invention is in a container used for the purpose of office, etc. in the workplace, so that the user can place the container at a desired height without the use of other equipment, so that the height can be adjusted as needed An object of the present invention is to provide a container equipped with an improved lifting device.

Figure 1a is a perspective view showing a lifting device of the container according to the prior art.

FIG. 1B is a plan view illustrating the operation of the container elevating apparatus disclosed in FIG. 1A.

FIG. 1C is a side view illustrating the operation of the container elevating apparatus disclosed in FIG. 1A.

Figures 2a and 2b shows another crust automatic lifting device of the container base according to the prior art.

3 is a perspective view showing a container equipped with a lifting device according to the present invention.

4A and 4B are cross-sectional views illustrating operations of the post and the linkage unit according to the exemplary embodiment of the container with the lifting device shown in FIG. 3.

5A and 5B are sectional views showing an operation according to another embodiment of the container shown in FIG. 3.

<Explanation of symbols for the main parts of the drawings>

100, 500: linkage 110, 510: post

120: cylinder 120a: cylinder head

130: piston 140: cylinder rod

150: container support angle bar 180: hydraulic oil inlet / outlet

200, 700: stopper portion 210, 210a: locking hole

220: locking pin 300: hydraulic part

310: hydraulic oil storage tank 320: hydraulic pump

330: hydraulic pipe 340: control valve

350: hydraulic motor 400: container

600: drive motor 520: rotating shaft

530: rotating rod 540: support rod

700: stopper portion 710, 710a: locking hole

The present invention for achieving the above object is a post formed in each corner of the container and the locking hole (locking hole) is formed, and installed in the interior of each post so that the container can move in the up and down direction Interlocking portion, a stopper portion for fixing the interlocking portion so that the container can be fixed at a desired height, and a hydraulic portion for adjusting hydraulic pressure of hydraulic fluid for moving up and down of the interlocking portion. It is characterized by.

Here, the linkage portion is a cylinder (cylinder) formed with the inlet / outlet of the hydraulic fluid so that the hydraulic fluid flows into the upper portion, a piston (piston) installed in the cylinder, and a piston rod (piston rod) coupled to the piston And, it is preferably configured to include a container supporting angle bar coupled to the lower portion of the piston rod.

In addition, the stopper part is preferably a locking pin, and a bolt may be used.

The hydraulic unit may include a storage tank for storing hydraulic oil, a hydraulic pump for pumping hydraulic oil, a control valve for adjusting hydraulic pressure, and a driving motor for driving the hydraulic motor. It is preferable.

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

3 is a perspective view illustrating a container provided with a lifting device according to a first embodiment of the present invention.

Referring to the drawings, the interlocking portion 100, which allows the container 400 to move in the up and down direction, and the stopper portion which can fix the interlocking portion 100 so that the container can be fixed at a desired height. (200), characterized in that it comprises a hydraulic portion 300 that can adjust the hydraulic pressure of the hydraulic fluid for the up and down movement of the linkage portion (100).

First, the hydraulic unit 300 will be described.

* The hydraulic unit 300 is characterized in that it comprises a storage tank (reservoir, 310), hydraulic pump 320, control valve (control valve, 340), the drive motor 350.

The storage tank 310 supplies hydraulic oil to the hydraulic pump 320, stores hydraulic oil returning from the hydraulic system, removes air and various impurities, and accumulates an increase in hydraulic oil by thermal expansion. .

The hydraulic pump 320 is a device for applying pressure to the working oil, and converts the mechanical energy into hydraulic energy.

The control valve 340 may be composed of a check valve, a selector valve, a pressure regulator, a relief valve, a pressure reducing valve, and the like. It controls the direction, pressure, and flow rate.

In addition, the hydraulic unit 300 may further include an accumulator (not shown), the accumulator is a cylinder for storing the pressurized hydraulic fluid, when several hydraulic devices are used at the same time, the hydraulic pump 320 And, when the hydraulic pump 320 is broken, it serves to supply the hydraulic oil stored in the hydraulic equipment.

In addition, the hydraulic oil has a low friction loss, low viscosity, and a small change in properties due to temperature changes, and high chemical stability is preferred, such a hydraulic oil, vegetable oil, mineral oil or synthetic oil is used Can be.

The hydraulic fluid flows along the hydraulic pipe 330 by the hydraulic pump 320, and the hydraulic pipe is provided with a control valve 340 to control the flow, inflow and outflow of the hydraulic oil.

The hydraulic oil supplied by the hydraulic part 300 is supplied to the interlocking part 100 to allow the container 400 to move upward and downward.

4A and 4B are cross-sectional views illustrating the post 110 and the linkage 100, and FIG. 4A illustrates a case in which the container 400 (see FIG. 3) is on the ground, and FIG. 4B illustrates the linkage portion by hydraulic pressure. The case where the container 400 floats from the ground by the movement of 100 is shown.

Referring to the drawings, the linkage 100 is a cylinder (cylinder, 120) is formed so that the operating oil flows into the upper, a piston (piston, 130) installed in the cylinder 120, and the piston The lower side of the 130 is characterized in that the container support each bar 150 is coupled to one side.

The head 120a of the upper cylinder has an inflow / outflow port 180 of hydraulic oil so that the hydraulic oil supplied from the hydraulic pump 320 (see FIG. 3) can be introduced or discharged, and the bottom surface of the cylinder 120 is opened. It is.

At this time, the piston 120 which is in close contact with the inner surface of the cylinder 120 by the inflow or outflow of the operating fluid is provided, the lower end of the piston rod 140 formed in the lower portion of the piston 120 Container support angle bar 150 is provided.

When the hydraulic oil flows into the cylinder 120, the piston 130 and the piston rod 140 are pushed down, and thus the container supporting angle bar 150 coupled to the lower end of the piston rod 140. ) Also go down together.

It is preferable that the container supporting each bar 150 has a square cross section, and since the cross section of the post 110 is rectangular, it should be able to slide accordingly.

By the above process, the container supporting angle bar 150 is able to reach the desired height by the movement of the piston 130 after continuous contact with the ground.

Next, the stopper part 200 will be described.

Preferably, the stopper part 200 is a locking pin 220. When the container 400 reaches the height desired by the operator, the stopper part 200 fixes the hydraulic pressure, and locks the locking pin 220 to the post (see FIG. 3). By coupling to the locking holes (210, 210a) formed in the 110 and the container support each bar 150, respectively, it is to support the container 400 more stably by supplementing the hydraulic pressure.

In addition, the stopper 200 may use a bolt instead of the locking pin 220.

The container by the hydraulic unit 300, the interlocking portion 100 and the stopper 200 will be able to lift and move, and looks at the operation thereof.

The hydraulic oil is compressed by the hydraulic pump 320 to be a high-pressure hydraulic oil, and is pumped through the hydraulic pipe 330, which is controlled by the control valve 340 provided in the hydraulic pipe 330, the cylinder 120 ) Flows inside.

As the hydraulic pressure of the hydraulic fluid introduced into the cylinder 120 increases, the piston 130 is gradually pushed out, and as the piston 130 is pushed down, the container supporting angle bar 150 installed at the bottom thereof is grounded. As the piston 130 is pushed out and the container 400 is raised from the ground.

That is, the cylinder 120 through which the hydraulic oil pressurized by the control valve 340 installed in the hydraulic pipe 330 flows in or out, and the piston 130 sliding and reciprocating in the cylinder 120, and the The container supporting angle bar 150 coupled to the piston rod 140 may allow the user to position the container 400 at a desired height.

The container 400 floated from the ground by such a process increases the stability by inserting the locking pin 220 into the locking holes 210 and 210a when the user reaches a desired height, and is provided below the piston rod 140. Container support each bar 150 is to stably support the container 400.

Therefore, other additional equipment such as a crane is not required, and the vertical movement of the container 400 can be freely moved in a narrow space, and fine height adjustment is also possible.

In particular, in the case of a small business place, the container is often installed at a constant height inside the workplace to be used for an office, etc. At this time, in order to save space, the container is often installed at a constant height from the ground. Has the advantage that the container can be installed at the desired height without additional equipment.

5A and 5B illustrate a container equipped with a lifting device according to a second embodiment of the present invention.

Referring to the drawings, the container with a lifting device of the present invention is a post (post, 510) formed of four square pipes at each corner of the container 400, and the container is interlocked to enable the vertical movement Part 500, the drive motor 600 for vertical movement of the interlocking part 500 and a stopper part 700 for fixing the container to a certain height is characterized in that it comprises.

The linkage 500 is made of a rectangular pipe shape over the entire length of each post 510 and at the same time the support rod formed with a cylindrical space so that the cylindrical rotating rod 530 is inserted therein ( 540 and a rotating rod 530 for generating a vertical movement of the support rod 540.

In addition, the post 510 is a cross-sectional square pipe shape, the support rod 540 is inserted into the inner surface of the post 510, the inner surface of the support rod 540 is hollow, cylindrical, A thread is formed on the inner circumferential surface of the support rod 540 to be screwed to the rotating rod 530.

That is, the inner surface of the post 510 and the outer surface of the support rod 540 are in close contact with each other in the shape of a rectangular cross section so that the outer surface of the support rod 540 slides along the inner surface of the post 510 and is vertically moved. In the linear motion, the rotary rod 530 is screwed along the cylindrical space formed with a thread to the inner surface of the support rod 540 is provided.

In addition, the upper portion of the rotary rod 530 rotates the rotational force of the rotating shaft 520 and the driving motor 600 and the driving motor 600 connected thereto for rotation according to the thread of the rotating rod 530. It is provided with a rotating shaft 520 to transmit.

The rotating shaft 520 connected to the driving motor 600 is rotated by the operation of the driving motor 600, and the rotating rod 530 coupled to the rotating shaft 520 is formed on the inner circumferential surface of the support rod 540. By rotating along the thread, the support rod 540 screwed with the rotation rod 530 can move in the up and down direction along the inner surface of the post 510.

Accordingly, the support rod 540 configured to surround the outer circumferential surface of the rotation rod 530 and move up and down according to the rotation of the rotation rod 530 touches the ground, and the support rod 540 is the container 400. If the rotating rod 530 continues to rotate after being closely adhered to the ground by its own load, the post 510 and the container 400 reach a higher position from the ground, and thus the user Will be able to install the container 400 at the desired height.

In addition, when the container 400 is located at a desired height, by combining the locking holes 710 and 710a and the locking pins 720 formed in the support rod 540 and the post 510 to improve safety during work. You can do it.

In addition, the driving unit may be configured to further include a control panel (not shown) coupled with the driving motor 600 for transmitting power, and adjusting it.

Preferably, the drive motor 600 is a hydraulic motor, and as in the case of the first embodiment, a stopper part 700 is provided to fix the container when it reaches a certain height.

The stopper part 700 may use a locking pin 720 or a bolt coupled to the locking hole 710, and serves to more stably support the container 400 supported by hydraulic pressure.

The container 400 equipped with the lifting device having the interlocking part 500 and the driving motor 600 and the stopper part 700 has an advantage of high safety and convenience at the time of operation by using a ball screw.

In addition, as another embodiment, the container support rod which is positioned at each corner of the container and formed with a locking hole, the container supporting rod coupled to allow the sliding movement to the inside of the post at the same time the locking hole is formed; It may also consist of having a locking pin coupled to the locking hole.

At this time, the container does not have a hydraulic portion, the forklift lifts the container to a desired height, and then the container support rod is slid from the post to be transported downward to reach the ground.

When the container support rod touches the ground, the locking pin is coupled to the locking hole formed in the post and the container support rod to support the container, and when the forklift is pulled out, the container is supported by the locking pin.

Accordingly, the structure is simple, and the container can be easily installed in a desired position without the hydraulic device.

As described above, an interlocking portion for allowing the container to move up and down, a stopper portion for fixing the interlocking portion for fixing the container to a desired height, and hydraulic pressure of the hydraulic fluid for the up and down movement of the interlocking portion. Container provided with a lifting device of the present invention configured to include a hydraulic unit that can adjust the provides the following effects.

First, by providing a lifting device in the container itself, there is an effect that the container can be raised and lowered to a desired height without a separate equipment such as a crane.

Second, by allowing the user to easily install the container used for the purpose of the office, such as offices in the workplace without additional equipment, the user can increase the utilization of the space, it is easy to install and dismantle.

The present invention is not limited to the above described and illustrated in the drawings, of course, more variations and modifications are possible within the scope of the claims set out below.

Claims (11)

A post formed at each corner of the container and having a locking hole formed therein; An interlocking portion installed inside each of the posts so that the container can move in an up and down direction; A stopper portion capable of fixing the linkage portion so that the container can be fixed at a desired height; Container having a lifting device characterized in that it comprises a hydraulic unit for adjusting the hydraulic pressure of the hydraulic fluid for the up and down movement of the linkage. The method of claim 1, The linkage portion includes a cylinder formed with an inlet / outlet of the hydraulic oil so that the hydraulic oil can be introduced therein, a piston installed inside the cylinder, a piston rod coupled to the piston, Container with a lifting device, characterized in that it comprises a container supporting angle bar (角 棒) coupled to the lower portion of the piston rod. The method of claim 2, Container having a lifting device, characterized in that the locking hole is formed in the container support each bar. The method of claim 2, The supporting angle bar is a container with a lifting device, characterized in that the cross section is rectangular. The method of claim 1, The stopper portion is a container with a lifting device, characterized in that the locking pin (locking pin). The method of claim 1, The stopper is a container with a lifting device, characterized in that the bolt (bolt). The method of claim 1, The hydraulic unit includes a storage tank for storing hydraulic oil, a hydraulic pump for pumping hydraulic oil, a control valve for adjusting hydraulic pressure, and a driving motor for driving the hydraulic pump. Container equipped with a lifting device. Posts installed at each corner of the container and having a rectangular pipe shape; An interlocking portion installed inside the post to allow the container to move in an up and down direction; A drive motor for supplying power for the up / down movement of the linkage; Container having a lifting device characterized in that it comprises a stopper for fixing the linkage to a certain height. The method of claim 8, The linkage unit, A sliding rod moves along the inner surface of the post and has a rectangular outer surface to slide up and down along the inner surface of the post, and a screw rod formed on the inner circumferential surface of the support rod to be screwed to move upward and downward. And a cylindrical rotating rod having a threaded outer circumferential surface, and a driving motor and a rotating shaft for rotating the rotating rod. The method of claim 8, The driving unit is a container having a lifting device comprising a drive motor for transmitting power to the rotating shaft and a control panel for controlling the rotation of the drive motor. A post formed at each corner of the container and having locking holes formed therein; A container support rod having a locking hole formed on an outer surface thereof, the container supporting rod being coupled to enable sliding movement into the post; And a locking pin coupled to the locking hole.