KR101349866B1 - Device for guiding cable - Google Patents

Abstract

A cable guide device is disclosed. Cable guide device according to an embodiment of the present invention is a device for guiding a moving cable, the base member is formed in a flat shape; A first roller block passing through the cable and installed on one side of the base member to pivot about a pivot axis formed in a direction perpendicular to a passing direction of the cable; A second roller block installed on the other side of the base member so as to support the cable passing through the first roller block; A support member formed on one side of the base member to rotatably support the first roller block; And a scaffold operatively connected with the first roller block to pivot the first roller block about the pivot axis, wherein the first roller block passes through the first roller block as the first roller block pivots about the pivot axis. The cable is bent by the rotation angle of the first roller block and is formed to stop the movement of the cable.

Description

Cable Guide Device {DEVICE FOR GUIDING CABLE}

The present invention relates to a cable guide device for guiding a cable moving in the vertical direction.

In recent years, in the construction of ships, a method of assembling several large blocks by increasing the size of a block such as a mega block method is used.

At this time, most of the work in the block is done with the deck (deck), the equipment for welding, ventilator, etc. on the deck, the working cable through the hole (hole) for the passage formed in the middle of the deck There are many times you need to get the job down.

In this case, in the process of raising and lowering the work cable, a safety accident such as a worker missing a cable may occur.

Moreover, the weight of the work cable is considerable, and if the work equipment is installed at the end of the cable, the weight is further increased, so that it is not easy for the worker to raise and lower the cable by personnel, and the risk of safety accident is higher. .

Patent Document 1: Korean Patent Publication No. 10-2011-0013952 (published February 10, 2011)

An embodiment of the present invention is to provide a cable guide device that can be conveniently brake the cable by pivoting the roller block for guiding the cable moving in the vertical direction, so that the cable is not bent by moving.

One embodiment of the present invention is to provide a cable guide device that can be easily detached to the inside of the roller block by configuring the roller block to guide the cable can be opened and closed.

According to an aspect of the invention, the device for guiding the moving cable, the base member is formed in a flat shape; A first roller block through which the cable passes and being pivotably installed about a pivot axis formed in a direction perpendicular to a passing direction of the cable; A second roller block installed on the other side of the base member to support the cable passing through the first roller block; A support member formed on one side of the base member to rotatably support the first roller block; And a scaffold operatively connected with the first roller block to pivot the first roller block about the pivot axis, wherein the first roller block is pivotally rotated about the pivot axis. A cable guide device is provided, which is formed to stop the movement of the cable while the cable passing through the roller block is bent by the rotation angle of the first roller block.

At this time, the second roller block may be formed so that the cable passing through the first roller block passes.

In this case, each of the first roller block and the second roller block, the first roller and the second roller which rotates around the first and second rotation axis parallel to each other; And a support frame rotatably supporting the first roller and the second roller, wherein the first rotational axis and the second rotational axis are disposed perpendicularly to the passage direction of the cable. It may be formed to pass between the second roller.

In this case, the pivot shaft may be formed on the same axis as any one of the first rotation shaft and the second rotation shaft of the first roller block.

On the other hand, one side of the support frame may be opened and closed to facilitate positioning of the cable between the first roller and the second roller or to be separated from the position between the first roller and the second roller.

At this time, the support frame includes a first frame and a second frame rotatably supporting the first roller and the second roller, respectively, wherein the first frame and the second frame is hinged on one side, The other side may be formed to be opened and closed.

At this time, in the state in which the first frame and the second frame are closed, the other side of the first frame may be coupled to the other side of the second frame through a fastening means.

In addition, the first roller may be movably installed on the first frame to move away from or close to the second roller.

On the other hand, the scaffold may be supported by the support member to be movable in the vertical direction with respect to the base member.

In this case, a guide hole may be formed at one side of the support member in a direction perpendicular to the base member, and the protrusion may be formed at the scaffold to move along the guide hole.

At this time, one side of the scaffold may be connected to one side of the first roller block and a link member.

In addition, the other side of the scaffold may be formed to extend in a direction perpendicular to the moving direction of the scaffold to protrude from the support member.

According to one embodiment of the present invention, by rotating the roller block for guiding the cable moving in the vertical direction to prevent the cable from bending, it is possible to conveniently brake the cable.

According to one embodiment of the invention, by configuring the roller block to guide the cable can be opened and closed, it is possible to conveniently detach the cable inside the roller block.

1 is a perspective view of a cable guide device according to an embodiment of the present invention.
2 is a perspective view of the first roller block and the second roller block in the cable guide device according to an embodiment of the present invention.
3 is a front view showing the opening and closing state of the first roller block and the second roller block in the cable guide device according to an embodiment of the present invention.
4 is a perspective view from another direction of the cable guide device according to an embodiment of the present invention.
5 is a front view showing a state before the first roller block is rotated in the cable guide device according to an embodiment of the present invention.
6 is a front view showing a state in which the first roller block is rotated by the footrest in the cable guide device according to an embodiment of the present invention.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings so that those skilled in the art may easily implement the present invention. The present invention may be embodied in many different forms and is not limited to the embodiments described herein. In order to clearly illustrate the present invention, parts not related to the description are omitted, and the same or similar components are denoted by the same reference numerals throughout the specification.

The sizes and thicknesses of the respective components shown in the drawings are arbitrarily shown for convenience of explanation, and the present invention is not necessarily limited to those shown in the drawings.

1 is a perspective view of a cable guide device 100 according to an embodiment of the present invention. 2 is a perspective view of the first roller block 140 and the second roller block 160 in the cable guide device 100 according to an embodiment of the present invention. 3 is a front view showing the opening and closing state of the first roller block 140 and the second roller block 160 in the cable guide device 100 according to an embodiment of the present invention. 4 is a perspective view from another direction of the cable guide device 100 according to an embodiment of the present invention.

Cable guide device 100 according to an embodiment of the present invention is a device for guiding the work cable to be moved in the vertical direction for the work of welding, painting, assembly, etc. in the aerial work space, such as ship block.

1, the cable guide device 100 according to an embodiment of the present invention is the base member 120, the support member 110, the first roller block 140, the second roller block 160 and the scaffold 180 may be included.

Hereinafter, the components constituting the cable guide device 100 according to an embodiment of the present invention will be described in detail.

According to one embodiment of the invention, the base member 120 is a member for supporting other components, which can be stably positioned on the work surface, for example the deck 20 of the ship block. So that it can be formed into a flat member.

In this case, as shown in Figure 1 and 4, the base member 120 may be a long rectangular plate member, but is not limited to this, it may be formed in various forms according to the characteristics of the working environment.

Meanwhile, according to one embodiment of the present invention, a plurality of fixing holes 125 may be formed in the base member 120.

1 and 4, the deck 20 of the ship block is provided with an access hole 30 through which an operator, work equipment, and the like can pass. A fastening member is disposed around the access hole 30. 40 may be formed.

At this time, according to an embodiment of the present invention, the fastening member 40 may fix the base member 120 to a predetermined position on the deck 20 through the fixing hole 125 formed in the base member 120. have.

Accordingly, the base member 120 can be fixed around the access hole 30 for moving the cable 10, so that the cable guide device 100 according to an embodiment of the present invention stably deck 20 It can be fixedly installed on).

In this case, as shown in FIGS. 1 and 4, the fastening member 40 may include, but is not limited to, a stud bolt and a nut, and a method of passing through the fixing hole 125 formed in the base member 120. If the base member 120 can be fixed on the deck 20, it may include a member of various forms.

On the other hand, the cable guide device 100 according to an embodiment of the present invention may be provided with a support member 110 for supporting various components on one side of the base member 120 described above.

1 and 4, the support member 110 is a member for supporting the first roller block 140 and the scaffold 180 to be described later. According to an embodiment of the present invention, the base member 120 is provided. It may be formed in a vertical direction with the base member 120 on one side of the.

At this time, according to an embodiment of the present invention, the support member 110 may be formed as a pair of plate-like members parallel to each other so as to stably support both sides of the first roller block 140 and the footrest 180. Can be. However, the support member 110 is not limited thereto and may be formed in various forms.

Meanwhile, according to an embodiment of the present invention, the support member 110 may rotatably support the first roller block 140 and may support the scaffold 180 so as to be movable. This is explained in the section.

On the other hand, the cable guide device 100 according to an embodiment of the present invention includes a configuration provided with a roller so that the cable 10 can be guided smoothly, below, the first roller block 140 and the second The configuration of the roller block 160 will be described in detail.

On the other hand, the first roller block 140 and the second roller block 160 is the same in structure, for convenience of description, collectively referred to as "roller block 140, 160" below, the structure will be described in detail first do.

In the cable guide device 100 according to an embodiment of the present invention, the roller blocks 140 and 160 are units provided with rollers, which are members that rotate about a predetermined axis so that the cables can be moved smoothly.

According to one embodiment of the invention, the roller block 140, 160 is shown in Figure 2, the first roller 143, 163, the second roller 144, 164 and the support frame (145, 165) It may include.

At this time, the first rollers 143 and 163 and the second rollers 144 and 164 rotate about the first rotation shafts 141 and 161 and the second rotation shafts 142 and 162, respectively.

At this time, according to an embodiment of the present invention, the first rotation shaft (141, 161) and the second rotation shaft (142, 162) may be arranged in parallel with each other.

Accordingly, a space S is formed between the first rollers 143 and 163 and the second rollers 144 and 164 arranged side by side, and the cable 10 can pass through the space S described above. have.

At this time, according to an embodiment of the present invention, the first rotation shaft 141, 161 and the second rotation shaft 142, 162 may be disposed perpendicular to the passage direction of the cable 10.

As a result, the space between the first rollers 143 and 163 and the second rollers 144 and 164 in which the cable 10 rotates about the first and second rotation shafts 141 and 161 and the second and second rotation shafts 142 and 162. While smoothly moving along (S), the cable 10 may be guided while being supported by the first rollers 143 and 163 and the second rollers 144 and 164.

Meanwhile, the first rollers 143 and 163 and the second rollers 144 and 164 described above are rotatably supported by the support frames 145 and 165.

2 and 3, the support frames 145 and 165 are members constituting the housing of the roller blocks 140 and 160, and according to an embodiment of the present invention, the first frame 146, 166 and second frames 147 and 167.

In this case, the first frames 146 and 166 and the second frames 147 and 167 may rotatably support the first rollers 143 and 163 and the second rollers 144 and 164, respectively.

On the other hand, the cable guide device 100 according to an embodiment of the present invention to position the cable 10 in the space (S) between the first roller (143, 163) and the second roller (144, 164) One side of the support frames 145 and 165 may be opened or closed to facilitate separation of the roller blocks 140 and 160 from the space S between the first rollers 143 and 163 and the second rollers 144 and 164. It can be formed possibly.

At this time, according to an embodiment of the present invention, one side of the above-described first frame 146, 166 and the second frame 147, 167 is hinged, the other side may be formed to be opened and closed.

In more detail, referring to FIG. 3, one side of the first frame 146 and 166 and the second frame 147 and 167 is coupled by a hinge, so that the first frame (not shown) is formed around the hinge axes 148 and 168. 146 and 166 and the second frame 147 and 167 can be rotated relatively, so that one side of the support frame (145, 165) can be opened and closed.

Therefore, when the cable 10 is located in the space S inside the roller blocks 140 and 160 or when the cable 10 located in the space S inside the roller blocks 140 and 160 is removed to the outside. After rotating the first frame 146, 166 and the second frame 147, 167 about the hinge shafts 148, 168, the cable 10 is conveniently moved in and out of the roller blocks 140, 160. Can be removed.

At this time, according to an embodiment of the present invention, the first frame (146, 166) and the second frame (147, 167) is not rotated about the hinge axis (148, 168), that is, the support frame 145 , 165 is closed, the other side of the first frame (146, 166) may be coupled with the other side of the second frame (147, 167) through the fastening means (149, 169).

Accordingly, when the cable 10 is moved after the cable 10 is positioned in the space S inside the roller blocks 140 and 160, the first frame 146 and 166 and the second frame 147, The support frames 145 and 165 are opened while the 167 is rotated about the hinge shafts 148 and 168, thereby preventing the cable 10 from falling out.

Meanwhile, according to one embodiment of the present invention, the fastening means 149 and 169 may include a clamp of a clasp or toggle type, as shown in FIGS. 1 to 4, but is not limited thereto. It is not intended to include a variety of fastening devices configured to enable repeated fixing and disassembly.

Meanwhile, according to an exemplary embodiment of the present invention, the first rollers 143 and 163 and the second rollers 144 and 164 may be installed on the support frames 145 and 165 so as to move away from or close to each other. have.

In more detail, at least one of the first and second rotation shafts 141 and 161 and 142 and 162 may be movably supported by the support frames 145 and 165 so as to move away from or close to each other.

At this time, according to an embodiment of the present invention, as shown in Figures 2 and 3, the first rotation shaft (141, 161) is located in the slit-shaped holes formed in the first frame (146, 166), The first rotation shafts 141 and 161 may be supported by the first frames 146 and 166 to move in a direction closer or away from the second rotation shafts 142 and 162.

Accordingly, since the size of the space S formed between the first rollers 143 and 163 and the second rollers 144 and 164 through which the cable 10 passes may vary, the cable 10 having various sizes may be varied. ) May pass through the roller blocks 140 and 160.

In the cable guide device 100 according to an embodiment of the present invention, the roller blocks 140 and 160 having the above-described structure, as described above, collectively refer to the first roller block 140 and the second roller block 160. It will be described below, each characteristic configuration by dividing the first roller block 140 and the second roller block 160.

According to an embodiment of the present invention, the first roller block 140 may be pivotably installed about the pivot shaft 130 on one side of the base member 120.

At this time, according to an embodiment of the present invention, as shown in Figures 1 and 4, the first roller block 140 may be rotatably supported by the above-described support member 110.

That is, the support member 110 formed on one side of the base member 120 supports the pivot shaft 130, thereby supporting the first roller block 140 so as to pivot pivot about the pivot shaft 130.

Meanwhile, since the first roller block 140 pivots about the pivot shaft 130, the cable 10 passing through the first roller block 140 is bent by the rotation angle of the first roller block 140. In order to do this, the pivot shaft 130 should be formed in a direction perpendicular to the passing direction of the cable 10 passing through the first roller block 140.

Accordingly, according to an embodiment of the present invention, the pivot shaft 130 may be formed on the same axis as any one of the first rotation shaft 141 and the second rotation shaft 142 of the first roller block 140. .

At this time, according to an embodiment of the present invention, as shown in Fig. 1 and 4, the pivot shaft 130 may be formed on the same axis as the second rotation shaft 142 of the first roller block 140. .

Accordingly, as the first roller block 140 pivots about the pivot shaft 130, the cable 10 passing through the first roller block 140 is bent by the rotated angle.

At this time, when the work cable 10 having a certain degree of rigidity is bent over a certain angle, the cable 10 itself of the first roller 143 or the second roller 144 of the first roller block 140 is bent. The pressing force is applied by the rigidity.

In addition, the first roller 143 or the second roller 144 holding the cable 10 is pressed by the cable 10 by the rotational force of the first roller block 140 acting on the cable 10. You will receive strength.

As a result, the first roller 143 or the second roller 144 supporting the cable 10 cannot rotate, and the cable 10 stops moving.

As such, the cable guide device 100 according to the embodiment of the present invention enables the first roller block 140 to pivot, thereby allowing braking of the cable 10 passing through the first roller block 140. Detailed operating procedures are described later.

Meanwhile, in the cable guide device 100 according to an embodiment of the present invention, the cable 10 passing through the first roller block 140 may pass through the second roller block 160.

At this time, the second roller block 160 is a configuration for assisting the cable 10 passed through the first roller block 140, according to an embodiment of the present invention, shown in Figures 1 and 4 As described above, the second roller block 160 may be installed on the other side of the base member 120.

Accordingly, the second roller block 160 once again supports the cable 10 supported by the first roller block 140 and passed through the first roller block 140, thereby distributing the load of the cable 10. The cable 10 can be safely moved in the vertical direction with less force.

At this time, according to an embodiment of the present invention, the second roller block 160 may be disposed on the same line as the traveling direction of the cable 10 passing through the first roller block 140.

That is, as shown in Figures 1 and 4, the first roller block 140 and the second roller block 160 are installed in a row on both sides of the base member 120 of the form extending in a long straight line, The first rotation shafts 141 and 161 and the second rotation shafts 142 and 162 may all be arranged in parallel directions.

Accordingly, since the cable 10 having passed through the first roller block 140 passes through the second roller block 160 without being bent in the other direction, the cable 10 has a smoother roller block 140, 160. It may be guided to move in the vertical direction through the).

On the other hand, in the cable guide device 100 according to an embodiment of the present invention, the first roller block 140 is pivoted around the pivot shaft 130 by the operation of the footrest 180, the footrest ( The configuration of 180 and the operation of the cable guide device 100 will be described.

5 is a front view showing a state before the first roller block 140 is rotated in the cable guide device 100 according to an embodiment of the present invention. 6 is a front view showing a state in which the first roller block 140 is rotated by the footrest 180 is lowered in the cable guide device 100 according to an embodiment of the present invention.

According to one embodiment of the invention, the footrest 180 is configured to control the braking of the cable 10 through the rotation of the first roller block 140, it can be operatively connected to the first roller block 140. have.

According to one embodiment of the invention, as shown in Figures 4 to 6 the footrest 180 may be supported by a support member 110 formed on one side of the base member 120 to be movable in the vertical direction. have.

At this time, according to one embodiment of the present invention, the guide hole 115 is formed in one direction of the support member 110 in a direction perpendicular to the base member 120, the guide hole 115 in the scaffold 180 The movable protrusion 186 may be formed.

Accordingly, by operating the footrest 180 by the operator, the footrest 180 may be movable in the vertical direction while being supported by the support member 110.

At this time, according to an embodiment of the present invention, as shown in Figures 4 to 6, one side of the footrest 180 may be connected to one side of the first roller block 140 and the link member 182.

At this time, according to an embodiment of the present invention, the link member 182 may include a wire, but is not limited thereto, and has a certain degree of rigidity to transmit a force transmitted to the scaffold 180 to the first roller block. Any member that can effectively deliver to 140 may be included.

Accordingly, since the footrest 180 is operatively connected to the first roller block 140, as the footrest 180 moves in the up and down direction, the first roller block 140 is centered on the pivot shaft 130. Can pivot pivot.

At this time, according to an embodiment of the present invention, the other side of the footrest 180 may be formed to extend in a direction perpendicular to the moving direction of the footrest to protrude from the support member 110.

That is, the scaffold 180 may be formed to extend in a direction parallel to the extending direction of the base member 120 having an elongated shape. Therefore, the scaffold 180 supports the scaffold 180 to support the scaffold 180. Can protrude in the outward direction.

At this time, according to an embodiment of the present invention, as shown in Figures 1 and 4 to 6 the footrest 180 may be formed to protrude in the opposite direction of the space in which the first roller block 140 rotates. have.

Accordingly, the operator can conveniently manipulate the footrest 180 by foot without interference by the first roller block 140 and the support member 110 when the footrest 180 is operated.

At this time, according to an embodiment of the present invention, the footrest 180 may be located between the pivot shaft 130 and the base member 120 as shown in FIGS. 1 and 4 to 6.

That is, as described above, the support member 110 supports the first roller block 140 to pivot about the pivot shaft 130 and supports the scaffold 180 to be able to move up and down. ) Supports the pivot shaft 130 from above and supports the footrest 180 below the support position of the pivot shaft 130, thereby operatively connecting the first roller block 140 with the footrest 180, By reducing the size of the support member 110, the space of the support member 110 can be utilized efficiently.

At this time, referring to Figure 4, the cable guide device 100 according to an embodiment of the present invention is located between the footrest 180 and the base member 120 is elastic to elastically support the footrest 180 It may include a member 184.

Accordingly, when the force is applied to the scaffold 180 to pivot the first roller block 180 to move the scaffold 180 downward, when the force applied to the scaffold 180 is removed, the scaffold 180 is removed. By the elastic force of the elastic member 184 located at the bottom of the footrest 180 can be moved in the upper direction, that is, restored in place.

Hereinafter, an operation process of the cable guide device 100 according to an embodiment of the present invention will be described with reference to FIGS. 5 and 6.

5, one side of the footrest 180 and one side of the first roller block 140 are connected by a link member 182, and the other side of the footrest 180 protrudes outward from the support member 110. It is.

At this time, the cable 10 passing through the cable guide device 100 according to an embodiment of the present invention can be moved smoothly in the vertical direction.

On the other hand, the cable guide device 100 according to an embodiment of the present invention may brake the cable 10 when an emergency situation occurs during the movement of the cable 10 in the vertical direction.

That is, referring to FIG. 6, the operator may move the scaffold 180 downward by pressing the scaffold 180, and the scaffold 180 and the link member 182 may be moved as the scaffold 180 moves downward. The first roller block 140 connected through is subjected to a downward force, and the first roller block 140 pivots about the pivot shaft 130.

Accordingly, the cable 10 passing through the first roller block 140 is bent at a predetermined angle or more, and the rotational force of the first roller block 140 acting on the cable 10 is bent and the rigidity of the cable 10 itself is bent. Since the pressing pressure is applied to the roller supporting the cable 10 by the roller, the roller cannot be rotated. Thus, the cable 10 stops moving.

As such, the cable guide device 100 according to the embodiment of the present invention pivots the first roller block 140 for guiding the cable 10 moving in the vertical direction, thereby moving the first roller block 140. The cable 10 which passes through can be prevented from being bent, and can brake the cable 10 which moves conveniently.

In addition, by configuring the roller block (140, 160) for guiding the cable 10 to be opened and closed through the hinge and fastening means (149), it is possible to conveniently detach the cable 10 into the roller block (140, 160). Can be.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not limited to the disclosed exemplary embodiments, It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

10 cable 20 decks
30 access hole 40 fastening member
100 Cable guide unit 110 Support member
115 Guide hole 120 Base member
125 Retaining Hole 130 Pivot Shaft
140 First roller block 141 First rotating shaft
142 Second axis of rotation 143 First roller
144 Second roller 145 Support frame
146 First Frame 147 Second Frame
148 Hinge Shaft 149 Fastening Means
160 2nd roller block 161 1st rotating shaft
162 Second axis of rotation 163 First roller
164 Second roller 165 Support frame
166 First Frame 167 Second Frame
168 hinge 169 fastening means
180 footrest 182 link member
184 elastic members 186 protrusions
S space

Claims (10)

As a device to guide the moving cable,
A base member formed in a flat shape;
A first roller block passing through the cable and installed on one side of the base member to pivot about a pivot axis formed in a direction perpendicular to a passing direction of the cable;
A second roller block installed on the other side of the base member to support the cable passing through the first roller block;
A support member formed on one side of the base member to rotatably support the first roller block; And
A footrest operatively connected with the first roller block to pivotally rotate the first roller block about the pivot axis;
As the first roller block pivots about the pivot axis, the cable passing through the first roller block is bent as much as the rotation angle of the first roller block, thereby stopping the movement of the cable.
Cable guide device.
The method of claim 1,
The second roller block is formed such that the cable passing through the first roller block passes therethrough,
Cable guide device.
3. The method of claim 2,
Each of the first roller block and the second roller block,
First and second rollers each rotating about a first and second rotary shafts parallel to each other; And
A support frame for rotatably supporting the first roller and the second roller,
Wherein the first rotating shaft and the second rotating shaft are disposed perpendicular to the passage direction of the cable so that the cable passes between the first roller and the second roller,
Cable guide device.
The method of claim 3, wherein
The pivot shaft is formed with the same axis as any one of the first rotation axis and the second rotation axis of the first roller block,
Cable guide device.
The method of claim 3, wherein
One side of the support frame can be opened and closed to facilitate positioning of the cable between the first roller and the second roller or to be separated from the position between the first roller and the second roller.
Cable guide device.
The method of claim 5, wherein
The support frame includes a first frame and a second frame rotatably supporting the first roller and the second roller, respectively,
One side of the first frame and the second frame is hinged, the other side is formed to open and close,
Cable guide device.
The method according to claim 6,
In the state in which the first frame and the second frame are closed, the other side of the first frame is coupled to the other side of the second frame through the fastening means,
Cable guide device.
The method according to claim 6,
The first roller is installed to be movable in the first frame so as to move away from or close to the second roller,
Cable guide device.
The method of claim 1,
The scaffold is supported by the support member to be movable in the vertical direction with respect to the base member,
One side of the support member is formed with a guide hole in a direction perpendicular to the base member,
The scaffold is provided with a protrusion that is movable along the guide hole
Cable guide device.
The method of claim 9,
One side of the scaffold is connected to one side of the first roller block and a link member, the other side is formed to protrude from the support member extending in a direction perpendicular to the moving direction of the scaffold
Cable guide device.

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