JP6829985B2 - Continuous feeding device for lining material and continuous feeding device for resin tubes - Google Patents

Description

The present invention relates to a lining material continuous feeding device in which a lining material is inverted and continuously fed to an existing laying pipe.

Existing water and sewage pipes, etc. that are buried underground are often damaged due to cracks, etc. due to aging over the years since they were laid, in order to solve problems such as a decrease in flow rate. There is a need to repair the pipes. When repairing such existing laying pipes, there is a method of excavating the ground, but a non-excavated method that does not hinder traffic on the ground and has a relatively short construction period is widely used. .. For restoration by non-cutting, in addition to the method of laying a new pipe by connecting a piece of pipeline inside the existing laid pipe, a resin cylinder-shaped pipe lining material impregnated with thermosetting resin is pressurized air. There is known a method of introducing the pipe into the existing laying pipe and curing it with hot water, warm air, steam or the like to bring it into close contact with the inner wall of the existing laying pipe (see Patent Document 1).

As shown in FIG. 7, in the method described in Patent Document 1, the pipe lining material 101 in which the outer surface of the tubular non-woven fabric 110 impregnated with the uncured thermosetting resin is coated with a highly airtight film is sent out. The thermosetting resin is produced by inversion with the nozzle 103 of the device 102, pumping into the existing laying pipe 107 using the compressed air 106 from the compressor 105, and further supplying hot water (not shown) in place of the compressed air 105. It is hardened and brought into close contact with the inside of the existing laying pipe to repair the damaged existing laying pipe 107. According to the repair method using such a pipe lining material, there are advantages in terms of construction period, construction cost, etc. as compared with other construction methods, and it is widely adopted.

Japanese Unexamined Patent Publication No. 2004-291527

However, although the pipe lining material is arranged in the existing laying pipe by pumping with a fluid such as compressed air, for example, if the existing laying pipe is long, the amount of air to be pumped becomes large and the equipment such as a compressor is large. As a result, it is easy for problems to be carried into the construction site. In addition, it is difficult to adjust the feed rate of the pipe lining material by pumping with compressed air, etc., and the pipe lining material of a longer length than necessary may be pumped, and it is repaired because there is no rewinding function. Work may be hindered.

An object of the present invention is to provide a lining material continuous feeding device capable of adjusting the feeding speed of the lining material to an existing laying pipe.

In order to solve the above problems, the lining material continuous feeding device according to the present invention is laid by an existing fluid introduction section that introduces a fluid of a predetermined pressure to be supplied into the device and the fluid introduced from the fluid introduction section. A lining material continuous feeding device having a reversing nozzle that inverts a tubular lining material impregnated with an uncured curable resin inside, which is pumped into a pipe, and directs the lining material in the direction of the pumping. Te have a transport mechanism for transporting a predetermined speed, the transfer mechanism is configured to have a conveying direction switching unit for switching the lining material in the conveying in the opposite direction to the direction of the pumping.

According to such a configuration, when the lining material is pumped by the fluid, it has a transport mechanism that transports the lining material at a predetermined speed in the direction of the pumping. Therefore, in the case of pumping only the fluid such as compressed air. The speed of transfer can be adjusted, and a lining material having a desired length can be provided. Further, since the transport mechanism can assist the transport of the lining material, it is possible to reduce the burden on the supply equipment of the fluid for pumping such as compressed air, high-temperature steam, and hot water. The transport mechanism corresponds to a mechanism that uses a power source such as flood control, high-pressure air, or electricity. Further, as the curable resin, a thermosetting resin, a photocurable resin by UV, visible light, or the like is applicable. The fluid having a predetermined pressure for pumping the lining material may be a liquid as well as a gas such as compressed air. Then, since the transport direction can be switched and the lining material can be rewound, wasteful use of the lining material can be prevented.

In the lining material continuous feeding device according to the present invention, the transporting device may have a configuration including a plurality of roller members that sandwich and transport the lining material, and a driving unit that drives the roller members.

According to such a configuration, since the lining material is sandwiched and conveyed by the roller member, the transfer speed can be easily adjusted by the driving unit that drives the roller member.

In the lining material continuous feeding device according to the present invention, the conveying device may be configured such that one or two or more of the roller members are arranged on both sides of the lining material, respectively.

According to such a configuration, since one or two or more roller members are arranged on both sides of the lining material, the speed of transportation can be easily adjusted. By arranging a plurality of roller members on both sides, the pressure to be sandwiched can be dispersed, so that deformation of the lining material can be prevented.

The lining material continuous feeding device according to the present invention has a structure in which a slit-shaped introduction portion for introducing the lining material into the device is provided, and a lip portion that is in sliding contact with the lining material is formed around the introduction portion. can do.

According to such a configuration, when the lining material is introduced, the inside of the apparatus can be made almost airtight, so that it does not interfere with the pumping of the lining material.

The lining material continuous feed device according to the present invention can be configured to have a tilting mechanism that allows the position of the reversing nozzle to be tilted up and down.

According to such a configuration, by inclining the nozzle so as to be obliquely downward, it becomes easy to send the lining material toward the existing laying pipe in the ground.

Further, the continuous feeding method of the lining material according to the present invention has a tubular shape in which the inside is impregnated with an uncured curable resin by the compressed fluid introduction step of introducing the supplied compressed fluid and the introduced compressed fluid. It is a continuous feeding method of a lining material having a reversing pumping step in which the lining material is inverted and pumped into an existing laying pipe by a reversing nozzle, and the reversing pumping step directs the lining material in the direction of the pumping. The configuration includes a transport step of transport by the transport mechanism.

According to such a configuration, the reverse pressure feeding step of pumping the inverted lining material into the existing laying pipe by the compressible fluid also includes a transport step of transporting the lining material in the pressure feeding direction by the transport mechanism. , The feed speed of the lining material can be adjusted. Therefore, a lining material having a desired length can be sent out.

The resin tube continuous feeding device according to the present invention has a fluid introduction section that introduces a fluid of a predetermined pressure to be supplied into the device, and an inwardly uncured curable body that is pressure-fed by the fluid introduced from the fluid introduction section. a resin tube continuous feed device comprising a reversing nozzle to invert the resin tube of resin impregnated tubular shape, and have a transport mechanism for transporting the resin tube in the direction of the pumping, the transport mechanism The resin tube is provided with a transport direction switching unit for switching the transport in the direction opposite to the pumping direction .

According to such a configuration, when a tubular resin tube impregnated with an uncured curable resin inside is inverted by a fluid of a predetermined pressure and pumped, a transport mechanism that transports the tube in the direction of the pressure feeding is provided. Therefore, the speed of transfer can be adjusted to transfer the resin tube of a desired length. Then, since the transport direction can be switched and the resin tube can be rewound, wasteful use of the resin tube can be prevented.

In the method for manufacturing a sealed container according to the present invention, a compressed fluid introduction step for introducing a supplied compressed fluid and a tubular resin tube impregnated with an uncured curable resin inside by the introduced compressed fluid are formed. An inversion pumping step in which the resin tube is inverted and pumped by an inversion nozzle, a curing step in which the uncured curable resin of the resin tube fed by the inversion pumping step is cured by heating or light irradiation, and an end portion of the resin tube. It is configured to have an end sealing step of sealing the resin tube and using the resin tube as a sealed container.

According to such a configuration, a tubular resin tube impregnated with an uncured curable resin inside by a compression fluid is inverted by an inversion nozzle and pumped, and the uncured curable resin is cured by heating or light irradiation. A sealed container having a desired size can be easily formed by sealing the resin end portion. For example, as a simple drinking water tank, it is possible to quickly supply water in an emergency.

In the method for manufacturing a sealed container according to the present invention, the reverse pressure feeding step may also include a transport step in which the resin tube is conveyed in the direction of the pumping by a transport mechanism.

According to such a configuration, since the transport step of transporting by the transport mechanism in the pumping direction is included, the transport speed of the resin tube can be adjusted, and a sealed container having a desired length can be easily formed. can do.

The sealed container according to the present invention has a structure in which a periphery is formed of a laminated material in which an outer layer impregnated with a curable resin on the outside and an inner layer of a plastic film that makes the inside airtight inside the outer layer. ..

According to such a configuration, in a sealed container in which the periphery is formed of a laminated material in which an outer layer impregnated with a curable resin on the outside and an inner layer of a plastic film that makes the inside airtight inside the outer layer are laminated. Therefore, since it can be easily formed into a predetermined shape by curing by heating or the like, it can be used as a simple drinking water tank, for example.

The sealed container according to the present invention may be configured to be provided with an injection port for injecting a liquid and a water supply port for supplying the injected liquid.

According to such a configuration, water can be easily supplied as a simple drinking water tank in an emergency. For example, by providing a plurality of water supply ports in the longitudinal direction of the sealed container, a plurality of people can receive water supply at the same time.

According to the continuous feeding device and the continuous feeding method for the lining material according to the present invention, since it has a transport mechanism capable of transporting the lining material at a predetermined speed, it is compared with the case of pressure feeding of only a fluid such as compressed air. , The speed of transport can be adjusted and a lining material of a desired length can be provided.

It is a front view of the lining material continuous feed device which concerns on embodiment of this invention. It is the AA arrow view of the lining material continuous feed device shown in FIG. It is a BB arrow view of the lining material continuous feed device shown in FIG. It is a front view of the state in which the lining continuous feed device shown in FIG. 1 is tilted. It is CC sectional view of the lining continuous feed apparatus shown in FIG. 2B. It is a block diagram of the apparatus configuration which controls the operation of the lining continuous feed apparatus shown in FIG. It is a top view of the sealed container which is another embodiment of this invention. It is a front view of the sealed container which is another embodiment of this invention. It is a side view of the sealed container which is another embodiment of this invention. It is a repair schematic diagram which shows the outline of the repair of the existing laying pipe by the lining material using the conventional lining material feeding device.

Hereinafter, embodiments of the present invention will be described with reference to the drawings.

The lining material continuous feeding device according to the embodiment of the present invention is configured as shown in FIGS. 1 to 5. In FIGS. 1, 2A and 2B, the lining material continuous feeding device 11 according to the present embodiment has a substantially cylindrical body portion 12a and a truncated cone-shaped head that is continuous with the body portion 12a and is tapered from the body portion 12a. The main body portion 12 is composed of the portions 12b. The main body 12 of the lining material continuous feeding device 11 is rotatably installed on a flat plate-shaped mounting table 13 in the vertical direction. Specifically, the body portion 12a is rotated in the vertical direction in the lateral direction orthogonal to the longitudinal direction on the head portion 12b side of the body portion 12a with respect to the continuous longitudinal direction of the body portion 12a and the head portion 12b. An installation tool 15 having a rotating shaft that makes it movable, and an installation frame 16 in the lateral direction on the rear end side of the body portion 12a are provided so as to be able to come into contact with and separate from the mounting base 13. Further, hydraulic cylinders 17a and 17b that allow the main body 12 to rotate are provided on both side surfaces of the body 12a, respectively. On the side surface of the body portion 12a, a window portion 18 including a transparent resin plate for visually recognizing the inside of the body portion 12a is provided.

The substantially circular rear surface 12c of the body portion 12a is provided with a horizontally long slit-shaped lining material introduction portion 21 for introducing the lining material into the body portion 12a from the outside, and an opening of the lining material introduction portion 21. A lip portion 22 on which the lining material introduced into the body portion 12a slides is provided around the portion (FIG. 2A). The lip portion 22 is provided with a horizontally long pair of upper and lower elastic lip members 22a and 22b having their ends bent toward the copper portion 12a. The lip portion 22 suppresses the inflow of air into the main body portion 12 of the lining material introduction portion 21, and makes the inside substantially airtight. The lip members 22a and 22b are made of an elastic synthetic resin or the like to ensure airtightness.

As shown in FIG. 4, on the rear surface 12c of the body portion 12a, a hydraulic pressure introduction pipe 31a, which supplies a hydraulic pressure adjusted to a predetermined pressure from an externally arranged hydraulic / air unit 31 to the inside of the main body portion 12, is specified. An air introduction pipe (with a safety valve) 31b for supplying pressure-adjusted air (compressed air) to the inside of the main body 12 is provided. Further, wiring from the control panel (control unit) 32 that controls the operation of the lining material continuous feed device 11 is also introduced inside. The lining material continuous feed device 11 includes the hydraulic / air unit 31 and the control panel (control unit) 32.

The lining material 25 is made of a tubular tube material made of a laminated material in which an inner layer 26a such as a non-woven fabric impregnated with a curable resin on the inside and an outer layer 26b made of a plastic film on the outside of the inner layer are laminated (FIG. 4). (See), it is stored in an external storage unit (not shown) in a flatly folded state. The lining material 25 drawn out from the storage portion is introduced into the inside of the body portion 12a from the lining material introduction portion 21. The curable resin of the inner layer 26a of the lining material 25 may be any of a thermosetting resin, a UV curable resin, a visible light curable resin, and the like.

A cylindrical nozzle (reversing nozzle) 27 projecting from the center is provided on the substantially circular leading surface 12d of the head portion 12b. As will be described later, by folding back the tip of the lining material 25 introduced into the main body 12 and fixing it to the nozzle 27, the compressed air can be sent out in an inverted state by the transport mechanism 37. In order to fix the lining material 25 to the nozzle 27, for example, a metal fastener that can be easily removed is applicable.

As shown in FIG. 3, the main body 12 of the lining material continuous feed device 11 is centered on an installer 15 in which the body 12a is raised by the extension of the hydraulic cylinders 17a and 17b and the rotation axis is installed in the lateral direction. Can rotate to. At this time, the installation frame 16 is separated from the mounting table 13 by raising the body portion 12a. By rotating the main body 12 so that the nozzle 27 faces downward, it becomes easy to insert the lining material 25, which is inverted by the nozzle 27 and sent out, toward the manhole or the like.

Various mechanisms of the lining material continuous feeding device 11 will be described with reference to FIGS. 4 and 5. In FIG. 4, inside the lining material continuous feeding device 11, a transport mechanism 37 for transporting the lining material 25 introduced into the main body 12 from the lining material introduction portion 21 provided with the lip portions 22a and 22b is provided. ing. The transport mechanism 37 is located in front of and behind the drive roller 38a that supports and transports the lining material 25 from below, the hydraulic motor 41 that drives the drive roller, and the drive roller 38a in the transport direction of the lining material 25, and presses the lining material from above. It has an air cylinder 42 for adjusting the vertical positions of the pressing rollers 38b and 38c, the pressing rollers 38b and 38c, and guide rollers 38d and 38e for vertically sandwiching the lining material 25 downstream in the transport direction. The rotation speed of the hydraulic motor 41 is controlled by adjusting the oil pressure by operating the control panel 32 based on the value detected by the rotation sensor 43. Further, the air cylinder 42 is controlled by adjusting the air pressure by operating the control panel 32. By adjusting the holding pressure between the holding rollers 38b and 38c by adjusting the vertical positions of the holding rollers 38b and 38c by the air cylinder 42, the lining material 25 can be conveyed without being crushed and at an appropriate holding pressure. Further, on the ceiling surface in the body portion 12a, a lighting device 45 made of an LED bulb or the like is provided for internal lighting. Therefore, it is possible to visually recognize the inside from the window portion 18 provided on the side surface of the body portion 12a.

In FIG. 5, the lining material continuous feed device 11 includes a hydraulic motor 41 of a transport mechanism 37, hydraulic cylinders 17a and 17b for tilting the main body 12, a hydraulic introduction pipe 31a for supplying hydraulic pressure from the outside, and a main body. A lighting device 45 including an air introduction pipe (with a safety valve) 31b for introducing compressed air into 12, an air cylinder 42 for moving the holding rollers 38b and 38c up and down, a rotation sensor for detecting the rotation speed of the drive roller 38a, an LED light bulb, and the like. Is provided.

The main body of the lining material continuous feed device 11 adjusts the oil pressure from the external oil pressure supply device (hydraulic tank and hydraulic pump) 33 and the compressed air from the external compressed air supply device (compressor) 35 to a predetermined pressure. The hydraulic / air unit 31 supplied to the unit 12 includes a pressure gauge 51 that detects the pressure of the flood pressure from the hydraulic pressure supply device 33, and an electromagnetic valve provided in a flow path that branches from the pressure gauge 51 and supplies the hydraulic pressure to the hydraulic cylinder. A throttle valve 53a is provided in addition to the 52a. Further, a solenoid valve 52b and a throttle valve 53b provided in a flow path that branches from the pressure gauge 51 and supplies oil to the hydraulic motor 41 are provided. Further, in the hydraulic / air unit 31, a flow that branches from the manual valve 55, the solenoid valve 56, and the solenoid valve 56 into the flow path of the compressed air from the compressed air supply device 35 and supplies the compressed air to the inside of the main body 12. A pressure regulating valve (with a pressure gauge) 57a and a solenoid valve 58a are provided on the road. Further, a pressure adjusting valve (with a pressure gauge) 57b and a solenoid valve 58b are provided in a flow path that branches from the solenoid valve 56 and supplies compressed air to the air cylinder 42 of the main body.

The solenoid valves 52a and 52b can open and close the valves by operating from the control unit 32, and can rotate the hydraulic motor 41 in the forward and reverse directions by switching the flow path, and further expand and contract the hydraulic cylinders 17a and 17b. it can. As a result, the lining material 25 can be sent out or rewound by the hydraulic motor 41 and the drive roller 43. Further, the hydraulic cylinders 17a and 17b can tilt the main body 12 in both the expansion and contraction directions. By controlling the opening / closing angle of the throttle valves 53a and 53b by operating the control unit 32, it is possible to control the amount of oil pressure to the hydraulic cylinders 17a and 17b and the hydraulic motor 41.

The manual valve 55 can open and close the valve manually by the operator, and the solenoid valve 56 can control the opening and closing of the valve by operating the control unit (control panel) 32. The pressure adjusting valves (with pressure gauges) 57a and 57b can adjust the air pressure of the compressed air supplied to the main body 12 and the air pressure of the compressed air supplied to the air cylinder 42 by operating the control unit 32. When adjusting the air pressure, the pressure provided in the pressure adjusting valves 57a and 57b can be referred to and adjusted. The solenoid valves 58a and 58b can switch between shutting off and introducing compressed air supplied to the air cylinder 42 in the main body 12 and switching the flow path to be supplied by operating the control unit 32. Thereby, the vertical positions of the pressing rollers 38b and 38c can be adjusted. The fluid introduction section is composed of the manual valve 55, the solenoid valve 56, the pressure regulating valves 57a and 57b, the solenoid valves 58a and 58b, and the air introduction pipe 31b described above.

The control unit (control panel) 32 is composed of a single unit and is installed at a position away from the main body 12. Electric power is supplied to the control unit 32 from the external power supply 61, and is connected to the various valve control and certification devices 45 described above. The external power source 61 includes not only a commercial AC power source but also a power source using a power generation device.

Next, the operation of the lining material continuous feed device 11 according to the present embodiment will be described with reference to the drawings. In FIG. 4, the lining material 25 provided on the outside is introduced from the lining material introduction portion 21 into the main body portion 12. At this time, elastic lip portions 22a and 22b are provided around the opening of the lining material introduction portion 21 so as to be folded inside, and the lining material 25 is introduced so as to slide on the lip portions 22a and 22b. When the lining material 25 is introduced, the airtightness inside the main body 12 is maintained above a certain level. The introduced lining material 25 is sandwiched between the driving roller 38a and the pressing rollers 38b and 38c, and further sandwiched between the guide rollers 38d and 38e. Then, the tip of the lining material 25 is folded back and the periphery of the tip is fixed to the nozzle (reversing nozzle) 27 with a fastener or the like. The hydraulic cylinders 17a and 17b can be operated to incline the main body 12 and the nozzle 27 can be directed downward according to the position of the existing laying pipe (not shown) for feeding the lining material 25. Further, the air cylinder 42 can be moved up and down by the operation of the control unit 32 to set the pressing rollers 38b and 38c at appropriate positions. In this way, the preparation for the operation of the lining material continuous device 11 is completed.

The manual valve 55 is opened, and the solenoid valve 56, the pressure adjusting valve 57a, and the solenoid valve 58a are operated by the control unit 32 to introduce compressed air set to a predetermined pressure into the main body 12 through the air introduction pipe 31b. The lining material 25 inverted at the nozzle position by the introduction of compressed air can be inverted and pumped with the inner layer 26a of a non-woven fabric or the like impregnated with uncured curable resin on the outside and the outer layer 26b of the plastic film on the inside. Yes (shown by the chain line in FIG. 4). When pumping with compressed air, the control unit 32 operates the solenoid valve 52b and the throttle valve 53b to drive the hydraulic motor 41. At the time of driving, the rotation speed of the hydraulic motor 41 is set to the optimum rotation speed based on the detection value of the rotation sensor 43. As a result, in the conventional lining feed device, the lining material is fed (press-fed) by compressed air, but according to the lining material continuous feed device 11 according to the present embodiment, the lining material 25 is fed by the nozzle 27 by the compressed air. It can be inverted and expanded, and can be fed at a predetermined transport speed by a transport mechanism 37 including a drive roller 38a and the like. Therefore, the length of the lining material 25 to be sent out can be adjusted by controlling the transport mechanism 37. Further, by switching the port (not shown) of the solenoid valve 52b, the lining material 25 can be fed in the rewinding direction opposite to the pumping direction, and rewinding is possible when the lining material 25 is fed more than necessary. .. Further, since the lining material 25 can be conveyed by the transfer mechanism 37, the compressed air may be expanded by reversing the lining material 25, and the air pressure can be lower than that of the conventional device. Therefore, the compressed air supply device. (Compressor) 35 can be miniaturized.

Hot water (about 60 to 80 ° C.) is supplied to the inside of the lining material 25 sent into the existing laying pipe (not shown) by the compressed air and the transport mechanism 37, or light is irradiated to face the existing laying pipe side. The uncured curable resin impregnated in the inner layer 26a is cured and adhered or adhered to the existing laying pipe to repair the existing laying pipe having cracks or the like.

Next, another embodiment of the lining material continuous feed device 11 according to this embodiment will be described. In the above, the lining material 25 is sent to the existing laying pipe to repair the existing laying pipe, but in the present embodiment, the resin tube (lining material 25) is inverted as a resin tube continuous feeding device to have a predetermined length. A cylindrical sealed container having a predetermined length is formed by feeding out in the lateral direction, curing the inner layer 26a impregnated with an uncured curable resin facing outward, and closing both ends with a closing tool or the like. Is. Since the inside of the sealed container is made of a plastic film which is the outer layer 26b of the resin tube (lining material 25), the sealing property is ensured. Since the resin tube continuous feed device has the same structure as the lining material continuous feed device 11, the transfer speed can be adjusted by the transfer mechanism 37, so that a cylindrical sealed container 71 having a desired length is formed. Can be done.

The sealed container 71 can be used, for example, as an emergency water supply tank. As shown in FIGS. 6A to 6C, the sealed container 71 having a predetermined length is placed on the pedestals 75a, 75b, 75c. A water supply port 72 for supplying drinking water to the inside of the sealed container 71 and a pressurized air port 73 for introducing air into the sealed container 71 are provided above the sealed container 71. A VP pipe 76 for taking out drinking water in the container is attached to the lower part of the side surface of the sealed container 71 along the longitudinal direction of the sealed container 71, and the VP pipe 76 is provided with a plurality of faucets 77a to 77f.

In this way, in the event of an emergency such as an earthquake, a sealed container with a required length can be quickly formed, and since a plurality of faucets 77a to 77f are provided, a plurality of people can simultaneously form the container. Since it is possible to receive water supply, it is possible to supply water quickly with a simpler device than the water supply by a conventional water truck.

Although some embodiments of the present invention and modifications of each part have been described above, the embodiments and modifications of each part are presented as examples and are not intended to limit the scope of the invention. .. These novel embodiments described above can be implemented in various other embodiments, and various omissions, replacements, and changes can be made without departing from the gist of the invention. These embodiments and modifications thereof are included in the scope and gist of the invention, and are also included in the invention described in the claims.

According to the present invention, since the liner has a transport mechanism capable of transporting the lined material at a predetermined speed, the transport speed can be adjusted as compared with the case of pumping only a fluid such as compressed air. Since a lining material having a desired length can be provided, it is useful as a continuous feeding device for the lining material for repairing an existing laying pipe.

11 Lining material continuous feed device 12 Main body 12a Body 12b Head 13 Mounting stand 15 Installation frame 16 Installation frame 17a, 17b Hydraulic cylinder 21 Lining material introduction part 22a, 22b Lip part 27 Nozzle (reversing nozzle)
31a Hydraulic introduction piping 32b Air introduction piping 37 Conveying mechanism 38a Drive roller 38b, 38c Pressing roller 41 Hydraulic motor 42 Air cylinder 55 Manual valve 56 Solenoid valve 57a, 57b Pressure regulating valve 58a, 58b Solenoid valve

Claims (6)

A tubular shape impregnated with an uncured curable resin inside, which is pumped into an existing laying pipe by a fluid introduction part that introduces a fluid of a predetermined pressure to be supplied into the device and the fluid introduced from the fluid introduction part. a lining material continuous feeding device having an inverting nozzles for reversing the lining material, toward the lining material in the direction of the pumping have a transport mechanism for transporting a predetermined speed,
The transport mechanism is a lining material continuous feed device having a transport direction switching unit that switches the lining material to transport in a direction opposite to the pumping direction . The continuous lining material feeding device according to claim 1, wherein the transport mechanism includes a plurality of roller members that sandwich and transport the lining material, and a drive unit that drives the roller members. The continuous feeding device for a lining material according to claim 2 , wherein the transport mechanism has one or two or more roller members arranged on both sides of the lining material. According to any one of claims 1 to 3 , the slit-shaped lining material introduction portion for introducing the lining material into the apparatus is provided, and a lip portion in sliding contact with the lining material is formed around the lining material introduction portion. The described lining material continuous feed device. The lining material continuous feed device according to any one of claims 1 to 4 , further comprising an inclination mechanism that allows the position of the reversing nozzle to be inclined up and down. A fluid introduction unit that introduces the fluid of the supplied predetermined pressure into the device,
An inversion nozzle that inverts a tubular resin tube impregnated with an uncured curable resin inside, which is pumped by the fluid introduced from the fluid introduction section.
It is a resin tube continuous feeding device having
Have a transport mechanism for transporting the resin tube in the direction of the pumping,
The transport mechanism is a resin tube continuous feed device having a transport direction switching unit that switches the resin tube to transport in a direction opposite to the pumping direction .

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