KR100819772B1 - Self-propelled Spring Wheel Chain Fiber Sheet Wrapping Device and Wrapping method using thereof - Google Patents

Abstract

The present invention is a self-propelled spring wheel chain fiber sheet lapping apparatus that can automatically wrap (wrap) without the connection in the state given the appropriate tension in the concrete structure, such as piers, stacks, gazebos need seismic reinforcement and reinforcement using the same Regarding the construction method, more specifically, a plurality of spring wheel chain (100) consisting of a roller chain with a spring (roller chain) is provided in which elastic force acts in the direction of reducing the overall length; A chain block chain 200 composed of a roller chain having no spring and having both ends connected to the spring wheel chain 100; A driving device 300 having both ends connected to the spring wheel chain 100 and having driving wheels 320 driven by a driving motor 330; And a fiber sheet supplying device 400 connected to the spring wheel chain 100 and supplying a reinforcing material wrapped in the structure, wherein the plurality of spring wheel chains 100 and the chain block are integrally connected. The chain 200, the driving device 300 and the fiber sheet supply device 400 is in close contact with the outer circumferential surface of the structure to form a ring shape and is rotated along the outer circumferential surface of the structure by the drive device 300 It relates to a self-propelled spring wheel chain fiber sheet wrapping device and a reinforcement method using the same.

Drive, Spring Wheel Chain, Chain Block Chain, Fiber Sheet Feeder, Surface Cutting Machine

Description

Self-propelled Spring Wheel Chain Fiber Sheet Wrapping Device and Wrapping method using according to the present invention

FIG. 1 illustrates a planar structure of the spring wheel chain 100, and also illustrates a structure in which the spring wheel chain 100 is connected to each other using a chain connecting bolt 22.

FIG. 2 illustrates a side structure of the spring wheel chain 100, and shows a state in which the first links 120 are folded by the tension spring 150.

3 illustrates a planar structure of the chain block chain 200, and also illustrates a state in which the chain block 280 is connected to the structure connected to the spring wheel chain 100 using the chain connection bolt 22.

4 shows a side structure of the chain block chain 200. The second links 220 are folded as much as possible by the chain block 280.

5 is a perspective view showing the configuration of the drive device 300.

6 illustrates a state in which the driving device 300 is installed in a structure such as a piers.

7 is a perspective view showing the structure of the fiber sheet supply apparatus 400.

8 illustrates a state in which the fiber sheet supply device 400 is installed in a structure such as a piers, and shows a planar structure and a side structure.

9 is a perspective view showing the structure of the surface cutting device 500.

10 shows a state in which the surface cutting device 500 is installed in a structure such as a piers.

FIG. 11 is a cross-sectional view showing a state in which the driving device 300, the fiber sheet supply device 400, the spring wheel chain 100, and the chain block chain 200 surround a structure such as a pier while forming one ring shape. to be.

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

100: spring wheel chain

110: first chain pin

120: the first link

130: first chain wheel

140: spring connection

150: tension spring

160: first connecting pin

170: pipe for the first chain connection

200: chain block chain

210: second chain pin

220: second link

230: second chain wheel

260: second connection pin

270: pipe for connecting the second chain

280: Chain Block

281: Chain

300: drive unit

310: drive body

320: drive wheel

330: drive motor

340: power supply

350: control box

370: pipe for the third chain connection

400: fiber sheet feeder

410: supply unit body

420: feeder driving wheel

430: direction switch wheel

440: supply device steering wheel

451: Guide cylinder

452: Guide bar

453: screw

454: screw handle

455: screw accommodation

460: fiber sheet supply reel

470: pipe for the fourth chain connection

480: brake roller

481: brake roller

482: roller adjustment handle

483: slot hole

484: Connection

486: fiber sheet guide roller

490: epoxy adhesive coating device

491: incision

500: surface cutting device

510: cutting device body

520: cutting device driving wheel

530: cutting device direction turning wheel

540: cutting device steering wheel

550: cutting part

551: cutting edge

552: cutting edge housing

553: dust outlet

560: cutting handle

570: pipe for the fifth chain connection

580: rotary motor

590: dust suction dust collector

11: Nut

22: Chain connecting bolt

33: Ring

44: Channel

55: fiber sheet

Field of technology

The present invention is a self-propelled spring wheel chain fiber sheet lapping apparatus that can automatically wrap the concrete structure such as bridges, stacks, gazebos, etc. requiring seismic reinforcement without a connection part in a state in which a proper tension is given, and reinforcement using the same Regarding the construction method, more specifically, a plurality of spring wheel chain (100) consisting of a roller chain with a spring (roller chain) is provided in which elastic force acts in the direction of reducing the overall length; A chain block chain 200 composed of a roller chain having no spring and having both ends connected to the spring wheel chain 100; A driving device 300 having both ends connected to the spring wheel chain 100 and having driving wheels 320 driven by a driving motor 330; And a fiber sheet supplying device 400 connected to the spring wheel chain 100 and supplying a reinforcing material wrapped in the structure, wherein the plurality of spring wheel chains 100 and the chain block are integrally connected. The chain 200, the driving device 300 and the fiber sheet supply device 400 is in close contact with the outer circumferential surface of the structure to form a ring shape and is rotated along the outer circumferential surface of the structure by the drive device 300 The self-propelled spring wheel chain fiber sheet wrapping apparatus and a reinforcement method using the same are presented.

Prior art

As a method for seismic reinforcement of concrete bridge piers, steel sheet adhesion, glass fiber sheet reinforcement, carbon fiber sheet reinforcement, roving glass fiber lapping reinforcement, etc. have been mainly used.

Steel plate bonding method is mainly used for bridges (mainly high-rise bridges) bridges and pillar reinforcement of buildings that are not in contact with water, and has been widely used as a method for increasing load capacity of concrete structures that lack load capacity.

However, there are problems such as heavy weight and corrosion problems of the steel sheet as a reinforcing material, and there is a significant difficulty and problems in maintenance after reinforcing construction.

Although carbon fiber sheet and glass fiber sheet are very light and have excellent tensile strength, the construction method is performed by hand in the field, and the fiber sheet can only be loosely installed, leading to a decrease in reinforcing effect. Construction joints continue to be a vulnerability.

Roving glass fiber lapping can be installed without any tension with moderate tension, but the existing lapping equipment is constructed by installing a track rail at the pier foundation and installing a vertical lift on the rail. In reality, there are few places where a track rail can be installed on the foundation of a pier.

Therefore, the use efficiency is questioned, and there is a problem that the heavy rail for the track and the vertical lift is heavy, and separately requires heavy equipment for movement and installation.

The object of the present invention created to solve the above problems is as follows.

First, it is an object of the present invention to provide a wrapping device for reinforcement that is easy to transport and install.

Second, it is another object of the present invention to provide a reinforcing lapping apparatus that can be applied to various field environments.

Third, it is another object of the present invention to provide a reinforcing lapping apparatus that can be continuously wrapped without being cut using a fiber sheet produced in a uniform quality at a factory.

The configuration of the present invention created to achieve the above object is as follows.

The present invention is composed of a roller chain having a spring (roller chain) is a plurality of spring wheel chain (100) that the elastic force acts in the direction of reducing the overall length; A chain block chain 200 composed of a roller chain having no spring and having both ends connected to the spring wheel chain 100; A driving device 300 having both ends connected to the spring wheel chain 100 and having driving wheels 320 driven by a driving motor 330; And a fiber sheet supplying device 400 connected to the spring wheel chain 100 and supplying a reinforcing material wrapped in the structure, wherein the plurality of spring wheel chains 100 and the chain block are integrally connected. The chain 200, the driving device 300 and the fiber sheet supply device 400 is in close contact with the outer circumferential surface of the structure to form a ring shape and is rotated along the outer circumferential surface of the structure by the drive device 300 It is done.

In addition, the present invention further includes a surface cutting device 500 is replaced with the fiber sheet supply device 400.

In addition, the present invention, the spring wheel chain 100, the chain block chain 200, the drive device 300 and the surface cutting device 500 is assembled to form an annular shape surrounding the outer peripheral surface of the structure step; Connecting the chain block 280 to the chain block chain 200 and pulling the chain block 280 using the tension spring 150 tension of the spring wheel chain 100 self-propelled spring wheel chain fiber sheet wrapping device Contacting the outer circumferential surface of the structure; Cutting the outer circumferential surface of the structure by supplying power to the driving device 300 and the surface cutting device 500;

Applying a surface reinforcing primer to the surface of the cut structure;

Replacing the surface cutting device 500 with the fiber sheet supply device 400;

Connecting the chain block 280 to the chain block chain 200 and pulling the chain block 280 using the tension spring 150 tension of the spring wheel chain 100 self-propelled spring wheel chain fiber sheet wrapping device Contacting the outer circumferential surface of the structure; After unwinding the fiber sheet 55 wound on the fiber sheet supply reel 460 and passing through the brake roller part 480, the anchoring is fixed to the surface of the structure and the gap between the brake rollers 481 of the brake roller part 480 is fixed. Adjusting the tension to the fibrous sheet 55; Applying an epoxy synthetic resin to the surface of the structure; Wrapping the fiber sheet 55 in a tensioned state on the outer circumferential surface of the structure by supplying power to the driving device 300 by rotating the fiber sheet supplying device 400 along the outer circumferential surface of the structure to which the epoxy synthetic resin is applied; Removing the epoxy synthetic resin pushed out of the compressed wrapped fiber sheet 55 in a tense state; Removing the self propellered spring wheel chain fiber sheet wrapping device; And a step of performing a finish coating on the reinforced surface. The present invention relates to a fiber sheet reinforcing method using a self-propelled spring wheel chain fiber sheet wrapping apparatus, which is configured to include.

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

As shown in FIGS. 1 and 2, the spring wheel chain 100 includes a first link 120, a first chain pin 110, a first chain wheel 130, a spring connecting piece 140, and a tension spring 150. ), The first connection pin 160 and the first chain connection pipe 170.

The first link 120 is coupled to both ends of the first chain pin 110 to form a roller chain similar to the bicycle chain.

The quantity of the first link 120 constituting the spring wheel chain 100 is not particularly limited and may be appropriately selected in consideration of the size of the first link 120 and the size of the structure in which the reinforcing work is performed.

The first chain wheel 130 is rotatably inserted and coupled to both ends of the odd-numbered first chain pin 110, and is positioned outside each of the first links 120.

The first chain wheel 130 serves as a wheel when the spring wheel chain 100 moves while rotating along the outer circumferential surface of the concrete structure.

The first chain wheel 130 is not provided for every connecting node, but is provided for every odd first chain pin 110.

The spring connection piece 140 is also rotatably inserted into the odd-numbered first chain pin 110.

That is, a spring connection piece 140 is also provided at the node where the first chain wheel 130 is provided, and is located between the first link 120 and the first chain wheel 130 as shown in FIG. 1.

The tension spring 150 serves to pull the neighboring spring connecting pieces 140 to each other.

Therefore, when no external force is applied, the spring wheel chain 100 is in a state where the node is folded as shown in FIG. 2, and when the external force is applied to pull the tension spring 150, the tension is as shown in FIG. 1. As the spring 150 extends, the folded node is unfolded.

The first connecting pin 160 is rotatably fastened to an end of each of the first first link 120 and the first end link 120 of the plurality of first links 120 constituting the spring wheel chain 100 The first chain connecting pipe 170 is integrally coupled to the outer circumferential surface of the first connecting pin 160 in a direction perpendicular to the first connecting pin 160.

As shown in FIG. 1, the first chain connection pipe 170 penetrates the chain connecting bolt 22 and serves as a fastener for expanding the length of the spring wheel chain 100 to each other.

The first chain connection pipe 170 is not only a fastener for connecting the spring wheel chain 100 to each other, but also a chain block chain 200, a driving device, a fiber sheet supply device 400 or a surface cutting device. Also serves as a fastener to connect the 500.

As shown in FIGS. 3 and 4, the chain block chain 200 includes a second link 220, a second chain pin 210, a second chain wheel 230, a second connection pin 260, and a second link chain. It comprises a chain connection pipe 270, chain connection bolt 22 and the nut (11).

The second link 220 is coupled to both ends of the second chain pin 210 to form a roller chain similar to the bicycle chain.

The number of second links 220 constituting the chain block chain 200 is also not particularly limited, and may be appropriately selected in consideration of the size of the second link 220 and the size of the structure in which the reinforcing work is performed.

The second chain wheel 230 is rotatably inserted and coupled to both ends of the odd-numbered second chain pins 210 and positioned outside each of the second links 220.

Like the spring wheel chain 100, the second chain wheel 230 serves as a wheel when the chain block chain 200 moves while rotating along the outer circumferential surface of the concrete structure.

The second chain wheel 230 is not provided for every connecting node, but is provided for every odd second chain pin 210.

The second connection pin 260 is rotatably fastened to an end of each of the first end second link 220 and the end second link 220 of the plurality of second links 220 constituting the chain block chain 200 The second chain connection pipe 270 is integrally coupled to the outer circumferential surface of the second connection pin 260 in a direction perpendicular to the second connection pin 260.

The chain connecting bolt 22 passes through the first chain connection pipe 170 of the spring wheel chain 100 and the second chain connection pipe 270 of the chain block chain 200 as shown in FIG. It is fastened to the nut 11 and the spring wheel chain 100 and the chain block chain 200 is connected to one.

A ring 33 is provided at the head of the chain connecting bolt 22, and not all the chain connecting bolts 22 are provided with the ring 33, as shown in FIG. It is sufficient that only one chain connecting bolt 22 having a ring 33 at each end is fastened one by one.

3, the chain block chain 200 and the spring wheel chain 100 are connected by three chain connecting bolts 22 and nuts 11, respectively, and one chain connecting bolt 22 positioned at the center thereof. Only the ring 33 is provided.

The chain block 280 connects the rings 33 of the chain connecting bolt 22 fastened to each of the second chain connection pipes 270 positioned at both ends of the chain block chain 200 to the chain 281. Connect.

The chain block 280 may be provided with a lever to pull the chain 281 using the lever, and when the chain 281 is pulled, the node of the chain block chain 200 is folded as shown in FIG. 4. .

As shown in FIG. 3, the chain 281 of the chain block 280 crosses the upper side of the odd-numbered second chain pin 210 and repeats the process of crossing the lower side of the even-numbered second chain pin 210. However, if the chain 281 is pulled only by repeating this process, the node of the chain block chain 200 may be folded as shown in FIG. 4, and if the chain 281 is of all the second chain pins 210. When crossing the upper side, the node of the chain block chain 200 cannot be folded even if the chain 281 is pulled.

If necessary, as shown in FIG. 3, a channel 44 accommodating the chain 281 may be provided in the second chain pin 210.

The channel 44 is integrally coupled to the second chain pin 210 to receive the chain 281 that crosses the second chain pin 210 to prevent shaking or sagging.

5 and 6, the driving device 300 includes a driving device body 310, a third chain connection pipe 370, a power supply device 340, and a control box 350. do.

The drive body 310 is equipped with a drive motor 330 and the drive wheel 320 is provided.

The third chain connection pipe 370 is rotatably coupled to both ends of the drive body 310.

As shown in FIG. 6, the chain connecting bolt 22 passes through the first chain connecting pipe 170 and the third chain connecting pipe 370 and is fastened to the nut 11 so that the spring wheel chain 100 is secured. It is connected to both ends of the drive device (300).

The power supply device 340 may be a battery for supplying power to the driving motor 330 or may be a generator driven by a separate power device.

The control box 350 controls the operation of the drive motor 330.

The driving device 300 is driven along the outer circumferential surface of the concrete structure while the spring wheel chain 100 is connected to both ends by the driving wheel 320 connected to the driving motor 330.

As shown in FIGS. 7 and 8, the fiber sheet supply device 400 includes a supply device body 410, a supply device steering wheel 440, a fourth chain connection pipe 470, and a fiber sheet supply reel 460. And a brake roller portion 480.

The feeder body 410 is provided with a feeder driving wheel 420 and the feeder direction turning wheel 430.

The supply device steering wheel 440 manipulates the driving direction of the supply device direction turning wheel 430.

The fourth chain connection pipe 470 is rotatably coupled to both ends of the supply body portion 410.

As shown in FIG. 8, the chain connecting bolt 22 passes through the first chain connecting pipe 170 and the fourth chain connecting pipe 470 and is fastened to the nut 11 to be a spring wheel chain 100. It is connected to both ends of the fiber sheet supply device (400).

As such, when the driving device 300, the spring wheel chain 100, the chain block chain 200, and the fiber sheet supply device 400 are connected to one, the outer peripheral surface of the structure is formed while forming one ring shape as shown in FIG. 11. Will be wrapped.

FIG. 11 shows a structure in which eight spring wheel chains 100 and two chain block chains 200 are used, and a driving device 300 and a fiber sheet supply device 400 are installed at 12 o'clock and 6 o'clock, respectively. The quantity of the spring wheel chain 100 and the chain block chain 200 to be used may be appropriately selected in consideration of the size of the concrete structure and the specifications of the spring wheel chain 100 and the chain block chain 200.

As shown in FIG. 11, the driving device 300 and the fiber sheet supplying device 400 are located in the direction facing each other, and maintain the overall weight balance to promote stability of the driving, but are located in the direction facing each other. It is not only possible to work.

When the self-propelled self-propelled spring wheel chain fiber sheet wrapping device pulls the chain block 280 connected to the chain block chain 200, the overall length of the chain block chain 200 is reduced as shown in FIG. Folded state), while the tension spring 150 of the spring wheel chain 100 is extended, the overall length of the spring wheel chain 100 is increased (a node is unfolded), and the tension spring 150 is pulled out by a tension of the tension spring 150. An annular self-propelled spring wheel chain fiber sheet wrapping device is in close contact with the outer circumferential surface of the structure.

When the driving device 300 is driven in such a close state, the spring wheel chain 100, the chain block chain 200, and the fiber sheet supply device 400 connected together are also in close contact with the outer circumferential surface of the structure. Will rotate.

In this case, if the supply device steering wheel 440 is properly operated, the outer peripheral surface may be gradually raised or lowered while rotating.

The brake roller part 480 is coupled by a screw 453 to the screw accommodating part 455 integrally coupled to the upper surface of the supply device body part 410 in the transverse direction, and on one side of the brake roller part 480. The connecting piece 484 is provided, and the fiber sheet supply reel 460 is rotatably installed at the end of the connecting piece 484.

The brake roller part 480 is integrally provided with a guide bar 452 inserted into the guide cylinder 451 integrally coupled to the upper portion of the supply device body 410 to perform a sliding movement.

In addition, the guide bar 452 is provided with a screw handle 454 for turning the screw (453) screwed to the screw receiving portion 455 in parallel with the guide bar, 452, when turning the screw handle 454 brake roller portion 480 ) Is movable in the transverse direction of the feeder body portion 410 together with the fiber sheet supply reel (460).

In other words, by using the screw handle 454 it is possible to adjust the position of the brake roller 480 and the fiber sheet supply reel 460 in the feeder body portion 410.

A plurality of brake rollers 481 are arranged in a zigzag form in the brake roller part 480, and any one of the brake rollers 481 is moved along the slot hole 483 by the roller adjusting handle 482. By doing so, the distance between the brake rollers 481 is adjusted. In addition, the fiber sheet guide roller 486 is provided to guide the fiber sheet 55 loosened from the fiber sheet supply reel 460 to the brake roller 481.

Appropriate tension is made to the fiber sheet 55 wrapped by the friction force between the fiber sheet 55 and the brake roller 481 supplied from the fiber sheet supply reel 460, by using the roller adjusting handle 482 When the distance between the brake rollers 481 is adjusted, the frictional force between the fiber sheet 55 and the brake rollers 481 passing between the brake rollers 481 is changed, and as a result, the tension force acting on the fiber sheets 55. Will also be different.

By operating the roller adjusting handle 482 in this way it is possible to appropriately adjust the degree of tension of the fiber sheet (55).

The fiber sheet supply reel 460 is stored in a state in which the fiber sheet 55 is wound, and when the lapping operation is started, the fiber sheet 55 is supplied.

Although not shown separately in the accompanying drawings, when wrapping the top end of the structure, such as a piers, the fiber sheet supply reel 460 is different from Figure 8, the fiber sheet supply device so that the brake roller 480 is located below 400).

When the self-propelled self-propelled spring wheel chain fiber sheet wrapping device is assembled in the state shown in Figure 11 is rotated in close contact with the outer peripheral surface of the structure, the fiber sheet 55 of the fiber sheet supply reel 460 is a fiber sheet guide roller 486 ) And the brake roller 481 sequentially wrapped while being wrapped on the outer circumferential surface of the structure in a properly tensioned state so that the reinforcement work is quickly performed.

The fiber sheet 55 used here may be freely selected from glass fiber sheet, carbon fiber sheet, aramid fiber sheet, Kevlar fiber sheet and the like.

The surface cutting device 500 is to be replaced with the fiber sheet supply device 400, if it is necessary to cut the surface of the structure to be reinforced, the surface cutting device 500 before using the fiber sheet supply device 400 After the surface cutting operation by connecting the surface cutting device 500 to replace the fiber sheet supply device 400 to perform a wrapping operation.

Therefore, the cross-sectional structure of the state in which the surface cutting device 500 is connected is also the same as that of FIG. 11 except that the surface cutting device 500 is connected instead of the fiber sheet supply device 400.

As shown in FIGS. 9 and 10, the surface cutting device 500 includes a cutting device body 510, a cutting device steering handle 540, a fifth chain connection pipe 570, a cutting part 550, and a cutting device. It is configured to include a sub-handle 560 and a rotary motor 580.

The cutting device body 510 includes a cutting device driving wheel 520 and a cutting device direction turning wheel 530.

The cutting device steering handle 540 may manipulate the driving direction of the cutting device direction turning wheel 530 to allow the surface cutting device 500 to gradually rise or fall while rotating along the outer circumferential surface of the structure.

The fifth chain connecting pipe 570 is rotatably coupled to both ends of the cutting device body 510.

The chain connecting bolt 22 is fastened to the nut 11 through the first chain connecting pipe 170 and the fifth chain connecting pipe 570, as shown in Figure 10, the spring wheel chain 100 is It is connected to both ends of the surface cutting device 500.

As such, when the driving device 300, the spring wheel chain 100, the chain block chain 200 and the surface cutting device 500 are connected as one, as shown in FIG. (The surface cutting device 500 is coupled to the position of the fiber sheet supply device 400 of FIG. 11.)

The cutting part 550 is screwed to the lower surface of the cutting device body 510 to move up and down.

When the cutting unit handle 560 is turned, the cutting unit 550 may be moved up and down.

The rotary motor 580 imparts a rotational force to the cutting unit 550, the power source for driving the rotary motor 580 may use a power supply device 340 provided in the drive device 300, a separate battery It may be provided.

As shown in FIG. 9, the cutting part 550 includes a cutting edge 551, a cutting blade housing 552, and a dust discharge port 553.

The cutting edge 551 is arranged to rotate in the transverse direction inside the cutting blade housing 552.

The cutting blade housing 552 covers the upper portion of the cutting blade 551 and has a dust discharge port 553 to collect and discharge dust generated in the cutting operation of the cutting blade 551.

The dust discharge port 553 is preferably connected to the dust suction dust collector 590, as shown in FIG.

The structure reinforcement method using the self-propelled spring wheel chain fiber sheet lapping device is as follows.

(1) First step

The spring wheel chain 100, the chain block chain 200, the drive device 300 and the surface cutting device 500 is a step of assembling to surround the outer circumferential surface of the structure, such as piers while forming a single ring shape.

At this time, the driving device 300 and the surface cutting device 500 is disposed in opposite directions around the structure, and temporarily assembled a hoist device such as a chain block on the upper part of the structure, and then assembled self-propelled spring wheel chain fiber sheet wrapping Move the device up to the reinforcement position.

(2) second stage

The chain block 280 is connected to the chain block chain 200 and the chain block 280 is pulled out to build a self-propelled spring wheel chain fiber sheet wrapping device by using the tension spring 150 tension of the spring wheel chain 100. The step is in close contact with the outer peripheral surface.

Pulling the chain block 280 connected to the chain block chain 200 is in close contact with the self-propelled spring wheel chain fiber sheet wrapping device moved to the reinforcement position to the structure.

(3) Third step

Cutting the outer circumferential surface of the structure by supplying power to the driving device 300 and the surface cutting device 500.

The surface cutting operation direction is adjusted using the cutting device steering handle 540, and the cutting unit handle 560 is adjusted so as not to cut the surface of the structure too deeply.

(4) 4th step

A surface strengthening primer is applied to the surface of the cut structure and cured.

(5) 5th step

When the applied surface reinforcement primer is cured, the surface cutting device 500 is replaced with the fiber sheet supply device 400, and the same operation as the first step is repeated.

If the surface cutting operation is unnecessary, the lapping operation may be performed by mounting the fiber sheet supply device 400 from the beginning.

(6) Sixth Step

The chain block 280 is connected to the chain block chain 200 and the chain block 280 is pulled by using the tension spring 150 tension of the spring wheel chain 100 so that the self-propelled spring wheel chain fiber sheet lapping device of the structure The step is in close contact with the outer peripheral surface.

(7) 7th step

After unwinding the fiber sheet 55 wound on the fiber sheet supply reel 460 and passing through the brake roller unit 480, the anchor is fixed to the surface of the structure and spaced between the brake rollers 481 of the brake roller unit 480. To adjust the tension of the fiber sheet 55

The fiber sheet supply reel 460 of the fiber sheet supply device 400 was unwound and rolled through the fiber sheet 55 in the form of a roll to pass the fiber sheet guide roller 486 and a plurality of brake rollers 481 arranged in a zigzag form. After that, the fibrous sheet 55 is fixed to the portion where the wrapping reinforcement starts.

The roller adjustment handle 482 is rotated so that the fiber sheet 55 can be properly tensioned, and if necessary, the fiber sheet supply reel 460 is rewound to give tension to the fiber sheet 55.

(8) 8th step

Immediately before the fiber sheet 55 is wrapped on the outer circumferential surface of the structure, an epoxy synthetic resin is applied to the outer circumferential surface of the structure.

(9) 9th step

The fiber sheet to which the epoxy resin applied is wrapped by applying power to the driving device 300 and driving the feeding device steering handle 440 to perform the lapping operation while adjusting the advancing direction of the fiber sheet supplying device 400. Allow 55 to be fully impregnated.

If necessary, the screw handle 454 may be manipulated to adjust the position and spacing of the wrapped fiber sheet 55. When the screw handle 454 is turned, the brake roller 480 and the fiber sheet supply reel 460 move together in the transverse direction of the feeder body 410.

(10) The tenth step

The step of removing the epoxy synthetic resin pushed out of the compression-wrapped wrapped fiber sheet 55 in a tense state.

Epoxy synthetic resin applied to the surface of the structure, such as bridge piers are impregnated in the fiber sheet 55 due to the tension compression of the fiber sheet 55, it is pushed out to a certain portion, it is cleaned using a rubber spatula and the like.

The ninth and tenth steps may be repeated several times while reciprocating the structure up and down as necessary.

(11) Eleventh Step

The self-propelled spring wheel chain fiber sheet wrapping device is removed.

After completing the construction by continuous construction of the reinforcement section, such as the piers, the fiber sheet 55 is fixed to the end of the anchor with an anchor to complete the lapping work and remove the self-propelled spring wheel chain fiber sheet wrapping device.

In this case, loosening and hanging the chain block 280 of the chain block chain 200, loosen the chain connecting bolt 22 loosely and using self-propelled spring wheel chain fiber sheet using a hoist device, such as a chain block temporarily placed on the top of the structure Lower the wrapping device to the floor and perform the dismantling work.

(12) 12th Step

This step is to finish the finishing coating on the reinforced surface.

Apply finish coating for protection from natural environment such as direct sunlight.

Although the present invention has been described with reference to specific embodiments of the present invention as described above, the scope of protection of the present invention is not limited to these embodiments, and the addition of well-known technology within the scope not changing the technical gist of the present invention. In the case of deletion, substitution of conventional means, simple design change, numerical limitation, etc., it is obvious that the scope of the present invention is included.

Technical effects according to the present invention of the above configuration is as follows.

First, it is possible to provide a reinforcing wrapping device that is easy to carry and install.

In other words, in the case of the present invention, the chain connection bolt 22 and the nut 11 are made of various parts that can be easily assembled, so that they can be easily transported to the site and can be easily performed on site assembly.

Second, it can be applied to various field environments.

In other words, it is manufactured in the form of a roller chain so that it can be applied to various site environments without being restricted by the site environment, and thus there is an advantage that it can be easily applied to structures such as piers and flutes without additional restrictions. That is, the driving device 300 and the fiber sheet supply device 400 or the surface cutting device 500 are connected in a simple ring form by a chain, there is an advantage that can be applied to various field environments.

Third, the fiber sheets produced in a uniform quality at the factory can be used to continuously wrap without breaking.

Claims (10)

The present invention relates to a device for wrapping a reinforcement on an exterior of a structure such as a pier, an observatory tower, or a year. A plurality of spring wheel chains (100) configured to have a spring provided with a roller chain (roller chain), the elastic force acting in a direction in which the overall length is reduced; A chain block chain 200 composed of a roller chain having no spring and having both ends connected to the spring wheel chain 100; A driving device 300 having both ends connected to the spring wheel chain 100 and having driving wheels 320 driven by a driving motor 330; And, A fiber sheet supply device 400 connected to the spring wheel chain 100 and supplying a reinforcing material wrapped in a structure; Consists of including The plurality of spring wheel chain 100, the chain block chain 200, the drive device 300 and the fiber sheet supply device 400 are integrally connected to the outer peripheral surface of the structure while forming a single ring form Self-propelled spring wheel chain fiber sheet wrapping apparatus, characterized in that by rotating the drive unit 300 along the outer circumferential surface of the structure. In claim 1, The spring wheel chain 100, A plurality of first links 120 connected to the first chain pins 110; First chain wheels 130 rotatably inserted at both ends of the odd-numbered first chain pins 110 and positioned outside the first link 120; A spring connection piece 140 rotatably inserted into the odd-numbered first chain pin 110 and positioned between the first link 120 and the first chain wheel 130; A tension spring (150) interconnecting the adjacent spring connection pieces (140); First connection pins 160 rotatably coupled to ends of the first end 120 and the first end 120 of the plurality of first links 120 constituting the spring wheel chain 100, respectively. ; And, A first chain connection pipe 170 integrally coupled to an outer circumferential surface of the first connection pin 160 in a direction perpendicular to the first connection pin 160; Self-propelled spring wheel chain fiber sheet wrapping apparatus characterized in that it comprises a. In claim 2, The chain block chain 200, A plurality of second links 220 connected to the second chain pins 210; A second chain wheel (230) rotatably inserted at both ends of the odd-numbered second chain pin (210) and positioned outside the second link (220); Second connection pins 260 rotatably coupled to ends of the first second link 220 and the second end 220 of the plurality of second links 220 constituting the chain block chain 200. ; A second chain connection pipe 270 integrally coupled to an outer circumferential surface of the second connection pin 260 in a direction perpendicular to the second connection pin 260; The chain connecting bolt 22 fastened to the nut 11 by passing through the first chain connection pipe 170 of the spring wheel chain 100 and the second chain connection pipe 270 of the chain block chain 200. ); A ring 33 is provided at the head of the chain connecting bolt 22 and the ring 33 of the chain connecting bolt 22 fastened to each of the second chain connecting pipes 270 is connected to the chain 281. A chain block 280 connected to each other; The chain 281 of the chain block 280 crosses the upper side of the odd-numbered second chain pin 210, and crosses the lower side of the even-numbered second chain pin 210. Self-propelled spring wheel chain fiber sheet wrapping apparatus, characterized in that for repeating. In claim 3, The drive device 300, A driving unit body 310 in which the driving motor 330 is mounted and the driving wheel 320 is provided; A third chain connection pipe 370 which is rotatably coupled to both ends of the drive unit body 310; A power supply device 340 for supplying power to the driving motor 330; And, A control box 350 for controlling the operation of the drive motor 330; It is configured to include, The spring wheel chain 100 is connected by the chain connecting bolt 22 which is fastened to the nut 11 by passing through the first chain connection pipe 170 and the third chain connection pipe 370. Self-propelled spring wheel chain fiber sheet wrapping device, characterized in that connected to both ends of the drive device (300). In claim 4, The fiber sheet supply device 400, A feeder body 410 having a feeder driving wheel 420 and a feeder direction turning wheel 430; A supply device steering wheel 440 for manipulating the driving direction of the supply device direction switching wheel 430; A fourth chain connection pipe 470 that is rotatably coupled to both ends of the supply apparatus body 410; Screwed in the transverse direction to the upper surface of the supply device body portion 410, a plurality of brake rollers 481 are arranged in a zigzag form, any one of the brake rollers 481 to the roller adjusting handle 482 Brake roller unit 480 which is rotated along the slot hole (483) by the position shift so that the interval between the brake roller 481 is adjusted; And, A fiber sheet supply reel 460 rotatably installed at an end portion of the connection piece 484 provided at one side of the brake roller 480; Including, The spring wheel chain 100 is connected by the chain connecting bolt 22 which is fastened to the nut 11 through the first chain connection pipe 170 and the fourth chain connection pipe 470. Self-propelled spring wheel chain fiber sheet wrapping apparatus, characterized in that connected to both ends of the fiber sheet supply device (400). In claim 5, The brake roller unit 480, A guide bar 452 is inserted into the guide cylinder 451 integrally coupled in the transverse direction to the upper portion of the supply device body 410 and is provided integrally with the guide bar 452, and the supply device body 410 A screw handle 454 is provided at the top of the screw handle 454 for turning the screw 453 screwed to the screw accommodating portion 455 integrally coupled with the guide cylinder 451 in parallel with the brake roller 480 and Fiber sheet supply reel 460 is a self-propelled spring wheel chain fiber sheet wrapping device, characterized in that the movement in the transverse direction of the feeder body portion 410 together. In claim 6, The brake roller unit 480, A fiber sheet guide roller 486 for guiding the fiber sheet 55 supplied from the fiber sheet supply reel 460 between the brake rollers 481; Self-propelled spring wheel chain fiber sheet wrapping apparatus characterized in that it comprises a. In claim 4, A cutting device body 510 having a cutting device traveling wheel 520 and a cutting device direction turning wheel 530; A cutting device steering wheel 540 for manipulating the driving direction of the cutting device direction switching wheel 530; A fifth chain connection pipe 570 coupled to both ends of the cutting device body 510 so as to be rotatable; A cutting part 550 which is screwed to the lower surface of the cutting device body 510 to move upward and downward; A cutting part handle 560 for moving the cutting part 550 up and down; And, A rotation motor 580 for imparting rotational force to the cutting unit 550; It is further configured to include a surface cutting device 500 is replaced with the fiber sheet supply device 400, The spring wheel chain 100 is connected by the chain connecting bolt 22 which is fastened to the nut 11 by passing through the first chain connection pipe 170 and the fifth chain connection pipe 570. Self-propelled spring wheel chain fiber sheet wrapping apparatus, characterized in that connected to both ends of the surface cutting device (500). In claim 8, The cutting unit 550, A plurality of cutting edges 551 arranged to rotate transversely; A cutting blade housing 552 covering an upper portion of the cutting blade 551; And, A dust discharge port 553 provided in the cutting blade housing 552 and connected to a dust suction dust collector; Self-propelled spring wheel chain fiber sheet wrapping apparatus characterized in that it comprises a. The present invention relates to a device for wrapping a reinforcement on an exterior of a structure such as a pier, a observatory tower, or a flue, and comprising a spring-loaded roller chain, in which a plurality of elastic forces act in a direction of decreasing overall length. Spring wheel chain 100; A chain block chain 200 composed of a roller chain having no spring and having both ends connected to the spring wheel chain 100; A driving device 300 having both ends connected to the spring wheel chain 100 and having driving wheels 320 driven by a driving motor 330; A fiber sheet supply device 400 connected to the spring wheel chain 100 and supplying a reinforcing material wrapped in a structure; And, it is configured to include a surface cutting device 500 is replaced with the fiber sheet supply device 400 is connected to the spring wheel chain 100, The plurality of spring wheel chain 100, the chain block chain 200, the driving device 300 and the fiber sheet supply device 400, or a plurality of spring wheel chain 100 connected integrally, The chain block chain 200, the drive device 300 and the surface cutting device 500 is in close contact with the outer circumferential surface of the structure to form a ring shape and rotated along the outer circumferential surface of the structure by the drive device 300 Regarding the fiber sheet reinforcement method using a self-propelled spring wheel chain fiber sheet wrapping apparatus characterized in that, Assembling the spring wheel chain (100), the chain block chain (200), the driving device (300), and the surface cutting device (500) to surround an outer circumferential surface of the structure while forming one ring shape; Connecting the chain block 280 to the chain block chain 200 and pulling the chain block 280 using the tension spring 150 tension of the spring wheel chain 100 self-propelled spring wheel chain fiber sheet wrapping device Contacting the outer circumferential surface of the structure; Cutting the outer circumferential surface of the structure by supplying power to the driving device 300 and the surface cutting device 500; Applying a surface reinforcing primer to the surface of the cut structure; Replacing the surface cutting device 500 with the fiber sheet supply device 400; Connecting the chain block 280 to the chain block chain 200 and pulling the chain block 280 using the tension spring 150 tension of the spring wheel chain 100 self-propelled spring wheel chain fiber sheet wrapping device Contacting the outer circumferential surface of the structure; After unwinding the fiber sheet 55 wound on the fiber sheet supply reel 460 and passing through the brake roller part 480, the anchoring is fixed to the surface of the structure and the gap between the brake rollers 481 of the brake roller part 480 is fixed. Adjusting the tension to the fibrous sheet 55; Applying an epoxy synthetic resin to the surface of the structure; Wrapping the fiber sheet 55 in a tensioned state on the outer circumferential surface of the structure by supplying power to the driving device 300 by rotating the fiber sheet supplying device 400 along the outer circumferential surface of the structure to which the epoxy synthetic resin is applied; Removing the epoxy synthetic resin pushed out of the compressed wrapped fiber sheet 55 in a tense state; Removing the self propellered spring wheel chain fiber sheet wrapping device; And, Applying a finish coating to the reinforced surface; Fiber sheet reinforcement method using a self-propelled spring wheel chain fiber sheet lapping apparatus comprising a.

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