KR20090021250A - Separation apparatus for sheet pile - Google Patents

Abstract

A sheet pile separating device is provided to prevent the sheet pile member from being transformed. A sheet pile separating device separating a plurality of combined sheet piles comprises frames (110,120,130) taking shape frame, a pile clamping unit(200) which is installed at frame, and fixes a part among sheet piles about frame, a transfer cart(300) moving according to frame and authorizes the peel test in sheet piles, a cart conveying unit(400) moving the transfer cart.

Description

Sheet apparatus separation sheet {Separation apparatus for sheet pile}

The present invention relates to a sheet file separator, and more particularly, to a sheet file separator for separating between sheet files connected to each other.

In general, sheet pile (also known as sheet pile) construction is used to prevent soil from flowing down or ground collapse during the process of underground excavation, temporary screening, or road extension. This is used a lot.

In the sheet pile method, a plurality of sheet piles are meshed with each other to create a permanent or temporary wall, thereby resisting lateral external force to serve as a barrier or order wall.

1 is a perspective view illustrating a plurality of sheet piles engaged with each other. As shown, the plurality of sheet piles form a wall to be inserted deep into the ground. There are two methods for inserting the sheet pile into the ground, such as a driving method for directly inserting the sheet pile into the ground and a hydraulic method for gradually inserting the sheet pile into the ground by a pull-out.

At this time, the sheet pile has a substantially trapezoidal cross section, and both ends thereof are provided with fastening ribs for coupling with adjacent sheet piles. That is, the sheet pile is assembled between the fastening ribs of adjacent sheet piles.

In this way, civil engineering works in the state of forming a kind of wall by a plurality of sheet piles, and when the civil engineering work is completed, the sheet pile is separated from the ground and recycled.

However, the prior art as described above has the following problems.

In the process of separating sheet files from the ground, a plurality of sheet files may be separated at once. This is because the fastening ribs are bent by the external force acting in the transverse direction while the sheet pile assembly is embedded in the ground so that the sheet piles adjacent to each other are not separated from each other.

As such, when the plurality of sheet files are separated from the ground in a state in which they are coupled to each other, there is a problem in that recycling of the sheet files becomes difficult.

Of course, in order to solve this problem, each sheet file may be recycled through a post-operation after separating the sheet files. However, since the sheet file is very large in size, the sheet file may be separated when the sheet file is bent. It requires a very large force to have a problem that the separation operation is not easy.

Accordingly, the present invention has been made to solve the above-mentioned conventional problems, and an object of the present invention is to provide a sheet file separating apparatus for separating and recycling used sheet files.

Another object of the present invention is to provide a sheet pile separating apparatus for separating sheet sheets bonded by a bonding mortar (order) to minimize deformation.

According to a feature of the present invention for achieving the object as described above, the sheet file separating apparatus according to the present invention comprises: a frame forming a frame; A file fixing unit installed in the frame and fixing some of the sheet files with respect to the frame; A transfer cart having one end in contact with an end of a sheet pile adjacent to the fixed sheet pile and moving along the frame to impart separation force to the sheet piles; And fixed to the frame, and comprises a cart transport unit for moving the transport cart.

At this time, the pile fixing unit, the pressing piston to move up and down to apply a vertical force to the upper surface of the sheet pile to be fixed; The compression piston may be inserted therein, and may include a compression cylinder that provides a driving force to the compression piston.

And the pile fixing unit, the lifting support for moving up and down to apply a vertical force to the lower surface of the sheet pile to be fixed; An elevating plate having an inclined surface in contact with the elevating support, and elevating the elevating support according to the horizontal movement; And fixed to the frame, it may be configured to include a plate drive unit for moving the lifting plate in the horizontal direction.

In addition, the cart transfer unit, one side may be fixed to the frame, the other side may be configured to include a main transfer unit consisting of a hydraulic cylinder fixed to the transfer cart.

The cart transport unit may further include an auxiliary transport unit, one side of which is fixed to the frame and the other side of which is configured as a hydraulic cylinder detachably contacting an end of the transport cart.

In addition, the transfer cart, the cart body coupled to the cart transfer unit to be moved by the cart transfer unit; A transfer roller provided in the cart body to move along the transfer rail provided in the frame to facilitate movement of the transfer cart; A support plate provided at the end of the cart body with a flat surface to be in contact with the entire surface of the end of the sheet pile; And it may be configured to include a holding unit provided on the front of the support plate, the holding unit for fixing the sheet pile in contact with the support plate.

The holding unit may be a hydraulic jack for pressing and fixing the upper and lower surfaces of the sheet pile in contact with the front of the support plate.

The frame may include a side frame to which the pile fixing unit is fixed and the transfer rail is provided; A support frame provided at one end of the side frame to which the cart transport unit is fixed; And it may be configured to include a connecting frame for connecting the other end of the side frame.

On the other hand, the pile fixing unit, the cart transfer unit and the gripping unit is operated in conjunction with the forward and backward of the transfer cart, when the transfer cart, the pile fixing unit to fix the sheet pile; The cart transport unit advances the transport cart; The gripping unit releases the gripping force of the sheet pile: when the transfer cart is retracted, the file fixing unit releases the fixing of the sheet pile; The cart transport unit retracts the transport cart; The holding unit may hold the sheet pile.

In the sheet pile separator according to the present invention as described above, the following effects can be expected.

That is, the sheet pile separating apparatus according to the present invention automatically separates the sheet pile assembly, which is drawn from one or more construction sheets, thereby facilitating the separation of the sheet pile, thereby facilitating recycling of the used sheet pile in another construction site. There is an advantage.

In addition, the sheet pile separating apparatus according to the present invention separates the sheet pile assembly using pure separation force, thereby preventing the sheet pile member vulnerable to bending deformation from being deformed by the separating operation, and thus, the original shape of the sheet pile after separation. This preservation has the advantage of increasing the recycling efficiency of the sheet pile.

In addition, since the sheet pile separating apparatus according to the present invention separates the long sheet pile through repetitive operations, the size (length) of the separating apparatus can be reduced, and the efficiency of force transmission can be increased.

Hereinafter, with reference to the accompanying drawings a specific embodiment of the sheet file separator according to the present invention as described above will be described in detail.

2 is a perspective view showing the overall configuration of a sheet file separating apparatus according to a specific embodiment of the present invention, Figures 3a and 3b is an internal configuration of a file fixing unit constituting a sheet file separating apparatus of a specific embodiment of the present invention Figure 4 is a partial cross-sectional view, Figure 4 is a detailed perspective view showing in detail the configuration of the cart transfer unit and the transfer cart constituting the sheet pile separating apparatus of a specific embodiment of the present invention.

First, as shown in Figure 2, in the sheet pile separator according to a specific embodiment of the present invention the frame forms an appearance. The frame has a first side frame 110 and a second side frame 120 formed of ribbed H beams to form longitudinal side surfaces, and the first side frame 110 and the second side frame 120. Both ends of the) are connected and supported by the connecting frame 130 and the support frame 140, respectively.

The frame may be stably mounted on the sheet file to be worked, and the shape may be variously modified as long as the material and shape are excellent in rigidity so that the deformation of the frame is prevented when the sheet file is subjected to a separation force.

On the other hand, one side of the first side frame 110 or the second side frame 120 is provided with a file fixing unit 200 for fixing the sheet file during the separation operation of the sheet file. Hereinafter, in the specific embodiment of the present invention, it will be described with an example that the pile fixing unit 200 is installed in the second side frame 120.

The file fixing unit 200 is a part capable of selectively fixing the sheet file after the sheet file is inserted. An internal configuration thereof will be described with reference to FIGS. 3A and 3B.

The pile fixing unit 200 is fixed to the second side frame 120 to fix the sheet pile with respect to the frame.

At this time, the pile fixing unit 200 by pressing the upper portion of the sheet pile inserted into the pile fixing unit 200 provides a driving force to the pressing piston 220 and the pressing piston 220 for fixing the sheet pile. It is configured to include a crimping cylinder 210 to.

That is, as illustrated in FIGS. 3A and 3B, the compression piston 220 is provided inside the compression cylinder 210, and the compression piston 220 is elevated in accordance with the pressure change in the compression cylinder 210. Or it may be lowered to apply a vertical force to the sheet pile top surface or to release the applied vertical force.

On the other hand, the pile fixing unit 200, by lifting the sheet pile inserted into the pile fixing unit 200 from above to the lifting support 230 and the lifting support 230 for fixing the sheet pile It is configured to include a lifting plate 240 for raising and lowering and a plate driving unit 250 for moving the lifting plate 240.

That is, the lifting support 230 is provided to move up and down, the upper surface of the lifting support 230 is formed in parallel with the sheet pile so that the contact area with the bottom surface of the sheet pile is the maximum. On the other hand, the lower surface of the elevating support 230 is formed as an inclined surface, and is elevated by the movement of the elevating plate 240 to be described later.

The lifting plate 230 has a lifting plate 240 having an inclined surface corresponding to the inclination of the lower surface of the lifting support 230. That is, as shown in FIGS. 3A and 3B, as the lifting plate 240 moves horizontally, the lifting support 230 moves up and down along the inclined surface of the lifting plate 240.

On the other hand, the pile fixing unit 200 is configured to include a plate driving unit 250 for moving the lifting plate 240 horizontally. The plate driving unit 250 is shown, one side is fixed to the frame and the other side is composed of a hydraulic piston connected to the lifting plate 240.

3A illustrates a state in which the lifting support is lowered to fix the sheet pile. As shown in the drawing, when the lifting plate 240 moves horizontally and the inclined surface supporting the lifting support 230 is lowered, the lifting support 230 descends.

On the other hand, Figure 3b is a view showing that the lifting support is raised to secure the sheet pile. In this case, as shown in the drawing, the plate driving unit 250 introduces the lifting plate 240 so that the inclined surface supporting the lifting support 230 can be seen that the lifting support 230 is raised. .

The lifting and lowering of the lifting support 230 acts simultaneously with the lifting and lowering of the crimping piston 220, so that the sheet pile can be stably fixed on the upper and lower surfaces.

Next, referring to Figure 4 will be described in detail the structure of the transfer cart 300 and the cart transfer unit 400 for applying a separation force to the sheet pile.

As shown in Figure 4, the transfer cart 300 is provided to be movable in the longitudinal direction along the frame. In order to facilitate the movement, the transfer roller 320 is provided on both sides of the transfer cart 300, and the transfer roller 320 is inserted into the first side frame 110 and the second side frame 120. Is provided with a transfer rail 325 that can be moved.

On the other hand, the transfer cart 300 is connected to the cart transfer unit 400 to be described later to transfer the force from the cart transfer unit 400, including a cart body 310 provided with the transfer rail 325 It is composed.

An end of the sheet pile is in contact with the front surface of the cart body 310, and a support plate 330 is provided at the end of the cart body 310 with a flat surface so that the front end of the sheet pile is in contact with the sheet pile. .

In addition, the front side of the support plate 330 of the transfer cart 300, the holding unit 340 for fixing the sheet pile in contact with the support plate 330 is provided.

The holding unit 340 is configured as a hydraulic jack that can be pressed downward when the sheet pile is inserted to fix the sheet pile.

On the other hand, the transport cart 300 is provided with a cart transport unit 400 for moving the transport cart 300 at the rear end.

The cart transfer unit 400 is largely divided into a main transfer unit 410 and an auxiliary transfer unit 420. The main transfer unit 410 has one side fixed to the support frame 140 and the other side the It is fixed to the transfer cart (300).

The main transport unit 410 is composed of a hydraulic cylinder, as shown in FIG.

On the other hand, the auxiliary transfer unit 420, since the transfer cart 300 requires a large force for the first forward after the retreat, it is a portion for transmitting the auxiliary force in the initial movement. Therefore, as shown in Figure 4, the auxiliary transport unit 420, one side is fixed to the support frame 140, the other side detachably contact the end of the transfer cart (300).

In this case, detachably contacting means that the end of the auxiliary transport unit 420 is seated on the back of the transport cart 300, as shown, without a separate connection device.

At this time, the auxiliary transfer unit 420 is also composed of a hydraulic cylinder.

Hereinafter, an operation state of the sheet file separator according to the present invention will be described in detail with reference to the accompanying drawings.

5A and 5F are diagrams illustrating an operation state of the sheet file separator according to a specific embodiment of the present invention.

First, in order to separate the combined sheet pile by using the sheet pile separating apparatus according to a specific embodiment of the present invention, as shown in FIG. 5A, the transfer cart 300 is maximized by the main transfer unit 410. The sheet pile assembly to be separated in close contact with the support plate 330 in the advanced state.

Thereafter, after driving the gripping unit 340 to fix the sheet pile, the main transfer unit 410 is driven to retreat the transfer cart 300 while fixing the sheet pile.

The transport cart 300 is shown retracted in Figure 5b.

After the transfer cart 300 retreats, the pile fixing unit 200 is driven to fix the sheet pile. At this time, the pressing piston 220 is lowered to apply a vertical force to the sheet pile upper surface and at the same time as shown in Figure 5c, by driving the plate driving unit 250 to elevate the lifting support 230 to the sheet The sheet pile is firmly fixed by applying vertical force to the upper and lower surfaces of the pile.

Thereafter, the gripping unit 340 is driven to remove the restraint force of the sheet pile by the gripping unit 340.

Next, as shown in Figure 5d, the main transfer unit 410 and the auxiliary transfer unit 420 is driven to move the transfer cart 300, the support plate 330 is the support plate 330 The force is transmitted to the sheet pile adjacent to the sheet.

At this time, the connecting portion between the sheet pile fixed by the pile fixing unit 200 and the sheet pile supported by the support plate 330, the force that the two members push each other, that is, a separation force is generated.

When the separation force exceeds the coupling force between the two sheet piles, the transfer cart 300 moves, and the sheet piles move apart from each other.

In FIG. 5D, the transfer cart 300 is maximally advanced to separate the sheet pile by the amount of movement of the transfer cart 300.

On the other hand, as shown in Figure 5d, the auxiliary transfer unit 420 is the auxiliary transfer unit 420 and the transfer cart 300 is separated from each other after the transfer cart 300 is moved by a predetermined distance Auxiliary transfer unit 420 does not transmit the force to the transfer cart (300).

As shown in FIG. 5D, after the transfer cart 300 is fully advanced, the gripping unit 340 is driven to fix the sheet pile.

Thereafter, as shown in FIG. 5E, the plate driving unit 250 and the crimping piston 220 are driven to release the fixation imposed on the pile fixing unit 200.

And as shown in FIG. 5F. The main cart unit 410 is driven to retreat the transfer cart 300, and the sheet pile fixed by the gripping unit 340 is also retracted together with the transfer cart 300.

Thereafter, the process shown in FIGS. 5B to 5F is repeatedly performed until the sheet pile is separated over the entire length.

The rights of the present invention are not limited to the embodiments described above, but are defined by the claims, and those skilled in the art can make various modifications and adaptations within the scope of the claims. It is self-evident.

The present invention relates to a sheet pile separating apparatus for separating between sheet piles connected to each other, according to the present invention, the separation of the sheet file is automatically separated by the sheet pile assembly which is drawn from the construction ground to combine one or more There is an advantage that it becomes easy.

1 is a perspective view showing a state in which a plurality of sheet piles are engaged.

Figure 2 is a perspective view showing the overall configuration of a sheet file separating apparatus according to a specific embodiment of the present invention.

3A and 3B are partial sectional views showing the internal configuration of a pile fixing unit constituting the sheet pile separating device of the specific embodiment of the present invention.

Figure 4 is a detailed perspective view showing in detail the configuration of the cart transfer unit and the transfer cart constituting the sheet pile separating apparatus of a specific embodiment of the present invention.

5A and 5F are operational state diagrams showing a state in which a sheet file separator according to a specific embodiment of the present invention is operated.

* Description of the symbols for the main parts of the drawings *

110: first side frame 120: second side frame

130: connection frame 140: support frame

200: file fixing unit 210: compression cylinder

220: crimping piston 230: lifting support

240: elevating plate 250: plate driving unit

300: transfer cart 310: cart body

320: feed roller 325: feed rail

330: support plate 340: holding unit

400: cart transport unit 410: main transport unit

420: auxiliary transport unit

Claims (9)

An apparatus for separating a plurality of combined sheet files, A frame forming a frame; A file fixing unit installed in the frame and fixing some of the sheet files with respect to the frame; A transfer cart having one end in contact with an end of a sheet pile adjacent to the fixed sheet pile and moving along the frame to impart separation force to the sheet piles; And The sheet pile separating apparatus is fixed to the frame and comprises a cart conveying unit for moving the conveying cart. The method of claim 1, The pile fixing unit, A compression piston that vertically moves to apply a vertical force to an upper surface of the sheet pile to be fixed; And a crimping cylinder inserted into the crimping piston, the crimping cylinder providing a driving force to the crimping piston. The method of claim 1, The file fixing unit, A lifting support moving vertically to apply a vertical force to the bottom surface of the sheet pile to be fixed; An elevating plate having an inclined surface in contact with the elevating support, and elevating the elevating support according to horizontal movement; And And a plate driving unit fixed to the frame to move the lifting plate horizontally with respect to the frame. The method of claim 1, The cart transport unit, One side is fixed to the frame, the other side sheet pile separation device comprising a main transfer unit consisting of a hydraulic cylinder fixed to the transfer cart. The method of claim 4, wherein The cart transport unit, In order to provide a driving force to the transfer cart in the initial movement of the transfer cart, one side is fixed to the frame, the other side is configured to further comprise a secondary transfer unit consisting of a hydraulic cylinder detachably in contact with the end of the transfer cart Sheet file separator. The method of claim 1, The transfer cart, A cart body coupled with the cart transport unit to be moved by the cart transport unit; A transfer roller provided in the cart body to move along the transfer rail provided in the frame to facilitate movement of the transfer cart; A support plate provided at the end of the cart body with a flat surface to be in contact with the entire surface of the end of the sheet pile; And Sheet sheet separating apparatus is provided on the front of the support plate, comprising a holding unit for fixing the sheet pile in contact with the support plate. The method of claim 6, The holding unit, Sheet sheet separating apparatus characterized in that the hydraulic jack for pressing and fixing the upper and lower surfaces of the sheet pile in contact with the front of the support plate. The method according to any one of claims 1 to 7, The frame, A side frame in which the pile fixing unit is fixed and the transfer rail is provided; A support frame provided at one end of the side frame to fix the cart transfer unit; And Sheet file separating apparatus comprising a connection frame for connecting the other end of the side frame. The method of claim 8, The pile fixing unit, the cart transfer unit and the gripping unit operate in conjunction with the forward and backward of the transfer cart, When advancing the transfer cart, The pile fixing unit fixes the sheet pile; The cart transport unit advances the transport cart; The gripping unit releases the gripping force of the sheet pile: Upon retraction of the transfer cart, The pile fixing unit releases the sheet pile; The cart transport unit retracts the transport cart; The gripping unit is a sheet file separator, characterized in that for holding the sheet file.

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