CN114833974A

CN114833974A - LED photocuring device

Info

Publication number: CN114833974A
Application number: CN202210375034.3A
Authority: CN
Inventors: 郭循昌; 孙君强; 郭宏雷; 张海利; 牛慧丹
Original assignee: Henan Xingxing Pipeline Engineering Technology Co ltd
Current assignee: Henan Xingxing Pipeline Engineering Technology Co ltd
Priority date: 2022-04-11
Filing date: 2022-04-11
Publication date: 2022-08-02
Anticipated expiration: 2042-04-11
Also published as: CN114833974B

Abstract

The invention relates to the technical field of trenchless pipeline repair, in particular to an LED photocuring device. The LED light curing lamp comprises a barrel body, a plurality of long grooves are uniformly distributed in the outer edge of the barrel body, rotating rods are rotatably arranged in the long grooves, a plurality of LED light curing lamps are uniformly distributed and fixed on the end face, facing the axis of the barrel body, of each rotating rod, a driving device used for driving the corresponding rotating rod to rotate is arranged on the barrel body on the left side of each long groove, an inner plate is fixed at the middle position in the barrel body, movable sleeves are slidably arranged in the barrel bodies on the left side and the right side of the inner plate, transverse telescopic cylinders are fixed on the left side and the right side of the inner plate, the sealing plate is fixedly connected with telescopic rods of the telescopic cylinders, a plurality of movable rods are arranged between the sealing plate and the movable sleeves, and a plurality of LED light curing lamps are uniformly distributed and fixed on one side, facing the inner edge of the barrel body, of the movable rods. The LED light curing lamp fixing device is simple in structure and convenient to operate, can effectively protect the LED light curing lamp while reducing the whole length of the fixing device, and prevents the LED light curing lamp from being damaged in the process of mounting or dismounting the fixing device.

Description

LED photocuring device

Technical Field

The invention relates to the technical field of trenchless pipeline repair, in particular to an LED photocuring device.

Background

Ultraviolet light curing pipeline technology in the domestic old pipeline lining repair industry related to UVCIPP is one kind in the pipeline lining upset is restoreed, mainly through the hose that the curing lamp shines and soaks with specific resin, makes the resin carry out deep solidification, makes the hose lining arrange in the intraductal novel efficient pipeline lining repair mode of old. The method mainly comprises the steps of dragging a prefabricated hose into an old pipeline to be repaired, then placing a curing device into an inner membrane of the hose, respectively plugging mounting blind plates at two ends of the hose, and finally turning on a lamp for curing.

The operation of the process is mainly completed inside the operation well, the operation well is narrow, the curing lamp is difficult to be installed inside the hose inside the operation well due to the large curing device, the process is particularly suitable for repairing pipelines of DN600, DN800, DN1000, DN1200, DN1400 and the like, and the curing device is difficult to be installed inside the operation well. Because the hose after being impregnated with the resin is very heavy, the curing device used for a large pipeline is also large, the construction in a narrow operation well is very difficult, and meanwhile, the curing lamp of the curing device is exposed outside and is easily damaged in the process of installing the curing device.

Disclosure of Invention

The invention aims to solve the technical problem that an LED light curing device can effectively protect an LED curing lamp in the process of mounting or dismounting the curing device and can conveniently mount the curing device into a lining hose.

In order to achieve the purpose, the technical scheme provided by the invention is as follows:

an LED light curing device comprises a barrel, wherein a plurality of long grooves are uniformly distributed on the outer edge of the barrel, rotating rods are rotatably arranged in the long grooves, a plurality of LED light curing lamps are uniformly distributed and fixed on the end face of the rotating rod, which faces the axis of the barrel, the barrel on the left side of the long grooves is provided with a driving device for driving the rotating rod to rotate, an inner plate is fixed at the middle position in the barrel, movable sleeves are slidably arranged in the barrels on the left side and the right side of the inner plate, the movable sleeves face one side of the inner plate, inner holes concentric with the movable sleeves are formed in the movable sleeves, transverse telescopic cylinders are fixed on the left side and the right side of the inner plate, the telescopic cylinders penetrate through the inner holes, sealing plates are arranged on the left side and the right side of the barrel, the sealing plates are fixedly connected with telescopic rods of the telescopic cylinders, the sealing plates are fixedly connected with the movable sleeves on one side of the sealing plates through connecting sleeves, the telescopic cylinders are positioned in the connecting sleeves on one side of the sealing plates, and second sliding grooves corresponding to the long grooves are formed on the end faces of the sealing plates, which face faces the barrel, the length direction of the second sliding groove is parallel to the radial direction of the sealing plate, a first sliding groove corresponding to the second sliding groove is arranged on the movable sleeve, the second sliding groove is parallel to the first sliding groove, a sliding block is arranged in the second sliding groove in a sliding manner, a sliding strip is arranged in the first sliding groove in a sliding manner, the sliding block and the corresponding sliding strip are fixedly connected through a movable rod, a plurality of LED light-cured lamps are uniformly and fixedly distributed on one side of the movable rod, which faces the inner edge of the barrel body, the outer edge of the connecting sleeve is fixedly provided with a fixed ring, a retaining ring and a sliding ring are arranged between the fixed ring and the movable sleeve on one side of the fixed ring, the retaining ring is fixedly arranged on the connecting sleeve in a sliding manner, the retaining ring is positioned between the sliding ring and the fixed ring, the fixed ring and the sliding ring are connected through a plurality of second tension springs, the sliding ring tightly abuts against the retaining ring, a connecting rod is hinged on the movable rod, the connecting rod is hinged with the sliding ring, one end of the connecting rod is inclined towards the sealing plate on one side of the connecting rod, the slip ring is fixedly connected with a plurality of pull ropes, the movable sleeve is provided with rope holes corresponding to the pull ropes, the pull ropes penetrate through the corresponding rope holes and then are fixedly connected with the inner plate, and the movable sleeve is provided with an optical compensation device corresponding to the elongated slot.

Specifically, the driving device comprises an outer blind hole formed in the outer edge of the barrel, the rotating rod is rotatably arranged in the long groove through a rotating shaft, the rotating shaft is fixedly connected with the rotating rod, the rotating shaft is rotatably connected with the barrel and extends into the outer blind hole, a gear concentric with the rotating shaft is fixed on the rotating shaft in the outer blind hole, a rack meshed with the gear is slidably arranged in the outer blind hole, an inner blind hole corresponding to the outer blind hole is formed in the inner edge of the barrel, a wedge block is slidably arranged in the inner blind hole, one end, away from the axis of the barrel, of the wedge block is fixedly arranged on a square rod, one end, away from the axis of the barrel, of the square rod extends into the outer blind hole and is fixedly connected with the rack, the square rod is in sliding fit with the barrel, a spring is sleeved on the square rod between the wedge block and the bottom of the inner blind hole, and the inclined surface of the wedge block faces the movable sleeve.

Specifically, the optical compensation device comprises an inner groove formed in the movable sleeve, the inner groove and the wedge block are arranged in a staggered mode, a pin shaft is fixed in the inner groove, a swing rod is arranged on the pin shaft in a rotating mode, one end of the swing rod, located between the pin shaft and the inner plate, is connected with the movable sleeve on one side of the swing rod through a first tension spring, a supporting block is fixed at the other end of the swing rod, an LED light curing lamp is fixed on the supporting block, an arc-shaped protruding block is fixed on one side, facing the inner edge of the barrel, of the swing rod, the arc-shaped protruding block is located between the supporting block and the pin shaft, and the arc-shaped protruding block is in sliding contact with the inner wall of the barrel.

Specifically, the length direction of the long groove is parallel to the axial direction of the cylinder.

Specifically, the outer edge of the movable sleeve is in sliding contact with the inner edge of the barrel body.

Specifically, a pull ring is fixed in the middle of one end of the sealing plate, which is back to the cylinder body.

Specifically, a plurality of supporting rods are uniformly distributed and fixed on the outer edges of the left side and the right side of the cylinder body, and a rotating wheel is arranged on one end, far away from the cylinder body, of each supporting rod in a rotating mode.

Specifically, the pull rope is a steel wire rope.

Compared with the prior art, the invention has the beneficial effects that:

the curing device has the advantages that the structure is simple, the operation is convenient, in the process of mounting or dismounting the curing device, the movable rod can move towards the axis direction of the cylinder and retract into the cylinder, meanwhile, the rotating rod can rotate, so that the LED light curing lamp on the rotating rod is positioned in the long groove, the LED light curing lamp can be effectively protected while the whole length of the curing device is reduced, the LED light curing lamp is prevented from being damaged in the process of mounting or dismounting the curing device, the whole pipeline repairing efficiency can be improved, the light compensation device is arranged, the light can be provided for the lining pipeline corresponding to the space between the movable rod and the rotating rod, the curing device can uniformly cure the lining pipeline by light, and the light curing effect of the lining pipe can be ensured. During operation, the movable rod can move to the outside of the barrel, so that the length of the lining pipeline irradiated by the LED light curing device can be increased, and the light curing efficiency of the LED light curing device can be improved.

Drawings

Fig. 1 is a cross-sectional view of the present invention.

Fig. 2 is an enlarged view of the area a in fig. 1.

Fig. 3 is a cross-sectional view of the present invention in operation.

Fig. 4 is an enlarged view of the region B in fig. 2.

Fig. 5 is a right side view of the left side movable sleeve in the cylinder body.

Detailed Description

As shown in fig. 1-5, an LED light-curing device comprises a barrel 1, a plurality of support rods 3 are uniformly distributed and fixed on the outer edges of the left and right sides of the barrel 1, a rotating wheel 4 is rotatably arranged on one end of each support rod 3 away from the barrel 1, a plurality of long grooves 2 are uniformly distributed and arranged on the outer edge of the barrel 1, the length direction of each long groove 2 is parallel to the axial direction of the barrel 1, rotating rods 7 are rotatably arranged in the long grooves 2, a plurality of LED light-curing lamps 8 are uniformly distributed and fixed on the end faces of the rotating rods 7 facing the axis of the barrel 1, a driving device for driving the rotating rods to rotate is arranged on the barrel 1 on the left side of the long grooves 2, an inner plate 5 is fixed at the middle position in the barrel 1, movable sleeves 18 are slidably arranged in the barrel 1 on the left and right sides of the inner plate 5, the outer edges of the movable sleeves 18 are in sliding contact with the inner edge of the barrel 1, one side of the movable sleeves 18 facing the inner plate 5, inner plate 18 is provided with an inner hole 19 concentric therewith, the left side and the right side of the inner plate 5 are both fixed with a transverse telescopic cylinder 6, the telescopic cylinder 6 penetrates through the inner hole 19, the left side and the right side of the cylinder 1 are both provided with a sealing plate 29, the middle part of one end of the sealing plate 29, which is back to the cylinder 1, is both fixed with a pull ring 16, the sealing plate 29 is fixedly connected with a telescopic rod of the telescopic cylinder 6, the sealing plate 29 is fixedly connected with a movable sleeve 18 on one side thereof through a connecting sleeve 34, the telescopic cylinder 6 is positioned in the connecting sleeve 34 on one side thereof, the end surface of the sealing plate 29, which faces the cylinder 1, is provided with a second sliding chute 30 corresponding to the long groove 2, the length direction of the second sliding chute 30 is parallel to the radial direction of the sealing plate 29, the movable sleeve 18 is provided with a first sliding chute 27 corresponding to the second sliding chute 30, the second sliding chute 30 is parallel to the first sliding chute 27, a sliding block 31 is arranged in the second sliding chute 30, a sliding strip 28 is arranged in the first sliding chute 27, the sliding block 31 is fixedly connected with a corresponding sliding strip 28 through a movable rod 32, a plurality of LED light curing lamps 8 are uniformly fixed on one side of the movable rod 32 facing the inner edge of the barrel 1, a fixed ring 35 is fixed on the outer edge of the connecting sleeve 34, a baffle ring 36 and a sliding ring 37 are arranged between the fixed ring 35 and the movable sleeve 18 on one side of the fixed ring 35, the baffle ring 36 is fixed on the connecting sleeve 34, the sliding ring 37 is arranged on the connecting sleeve 34 in a sliding manner, the baffle ring 36 is positioned between the sliding ring 37 and the fixed ring 35, the fixed ring 35 and the sliding ring 37 are connected through a plurality of second tension springs 39, the sliding ring 37 tightly supports against the baffle ring 36, the movable rod 32 is hinged with a connecting rod 38, the connecting rod 38 is hinged with the sliding ring 37, one end of the connecting rod 38 hinged with the sliding ring 37 inclines towards the closing plate 29 on one side of the connecting rod, the sliding ring 37 is fixedly connected with a plurality of pull ropes 33, the pull ropes 33 are steel wire ropes, the movable sleeve 18 is provided with rope holes 25 corresponding to the pull ropes 33, and the pull ropes 33 are fixedly connected with the inner plate 5 after penetrating through the rope holes 25 corresponding to the pull ropes, the movable sleeve 18 is provided with an optical compensation device corresponding to the long groove 2.

The driving device comprises an outer blind hole 10 arranged on the outer edge of a barrel 1, a rotating rod 7 is rotatably arranged in an elongated slot 2 through a rotating shaft 9, the rotating shaft 9 is fixedly connected with the rotating rod 7, the rotating shaft 9 is rotatably connected with the barrel 1, the rotating shaft 9 extends into the outer blind hole 10, a gear 11 concentric with the rotating shaft 9 is fixed on the rotating shaft 9 in the outer blind hole 10, a rack 12 meshed with the gear 11 is arranged in the outer blind hole 10 in a sliding manner, an inner blind hole 14 corresponding to the outer blind hole 10 is arranged on the inner edge of the barrel 1, a wedge block 15 is arranged in the inner blind hole 14 in a sliding manner, a square rod 13 is fixed on one end of the wedge block 15 away from the axle center of the barrel 1, one end of the square rod 13 away from the axle center of the barrel 1 extends into the outer blind hole 10 and is fixedly connected with the rack 12, the square rod 13 is in sliding fit with the barrel 1, a spring 17 is sleeved on the square rod 13 between the wedge block 15 and the hole bottom of the inner blind hole 14, and the inclined surface of the wedge block 15 faces a movable sleeve 18.

The optical compensation device comprises an inner groove 20 formed in a movable sleeve 18, the inner groove 20 and a wedge block 15 are arranged in a staggered mode, a pin shaft 21 is fixed in the inner groove 20, a swing rod 23 is rotatably arranged on the pin shaft 21, one end of the swing rod 23 located between the pin shaft 21 and the inner plate 5 is connected with the movable sleeve 18 on one side of the swing rod through a first tension spring 22, a support block 24 is fixed at the other end of the swing rod 23, an LED photocuring lamp 8 is fixed on the support block 24, an arc-shaped bump 26 is fixed on one side, facing the inner edge of the barrel 1, of the swing rod 23, the arc-shaped bump 26 is located between the support block 24 and the pin shaft 21, and the arc-shaped bump 26 is in sliding contact with the inner wall of the barrel 1.

When the LED photocuring device is installed in the lining pipeline, the movable rod 32 is positioned in the cylinder body 1, the LED photocuring lamps 8 on the rotating rod 7 are positioned in the elongated slot 2, and the LED photocuring lamps 8 on the support block 24 are positioned in the cylinder body 1, so that the LED photocuring lamps 8 can be effectively protected in the process of installing the LED photocuring device in the lining pipeline.

After the LED light curing device is installed in the lining pipeline, the two telescoping cylinders 6 are simultaneously started, so that the telescoping rods of the telescoping cylinders 6 drive the sealing plate 29, the movable sleeve 18 and the connecting sleeve 34 to move towards the outside of the barrel 1, when the movable rod 32 completely moves to the outside of the barrel 1, the pull rope 33 is tensioned, along with the movement of the sealing plate 29, the movable sleeve 18 and the connecting sleeve 34 towards the outside of the barrel 1, the sliding ring 37 gradually moves away from the stop ring 36, the second tension spring 39 is stretched, the connecting rod 38 tends to be perpendicular to the movable rod 32, the sliding ring 37 enables the movable rod 32 to move towards the direction away from the connecting sleeve 34 through the connecting rod 38, during the movement of the movable rod 32 towards the direction away from the connecting sleeve 34, the sliding block 31 slides in the second sliding groove 30, the sliding strip 28 slides in the first sliding groove 27, and after the extension of the telescoping rods of the telescoping cylinders 6 is completed, the movable rod 32 stops moving. In the process that the movable sleeve 18 moves in the direction far away from the inner plate 5, after the movable sleeve 18 is in contact with the inclined surface of the wedge block 15, the square rod 13 and the rack 12 move towards the outer direction of the cylinder 1 under the guiding action of the inclined surface of the wedge block 15, the spring 17 is compressed, the rack 12 enables the rotating rod 7 to rotate through the gear 11 and the rotating shaft 9, after the wedge block 15 is in contact with the outer edge of the movable sleeve 18, the rotating rod 7 rotates 180 degrees, at the moment, the LED light curing lamps 8 on the rotating rod 7 are screwed out of the long grooves 2, and the LED light curing lamps 8 on the rotating rod 7 face towards the inner edge of the lining pipeline. In the process that the movable sleeve 18 moves away from the inner plate 5, when the arc-shaped bump 26 moves to the outside of the cylinder body 1, under the action of the tensile force of the first tension spring 22, the swing rod 23 swings, in the process that the swing rod 23 swings, the support block 24 and the LED light curing lamps 8 on the support block 24 are screwed out of the inner groove 20, after the extension of the telescopic rod of the telescopic cylinder 6 is completed, the arc-shaped bump 26 tightly abuts against the end face of the cylinder body 1 on one side of the cylinder body, at the moment, the LED light curing lamps 8 on the movable rod 32, the LED light curing lamps 8 on the support block and the LED light curing lamps 8 on the rotating rod which correspond to the axial direction of the cylinder body 1 are equal in height, and then the LED light curing device is pulled to move in the inner liner pipeline, so that the illumination curing of the lining pipeline can be realized.

After the lining pipeline is cured, the two telescopic cylinders 6 are started, so that the telescopic rods of the telescopic cylinders 6 drive the sealing plate 29, the movable sleeve 18 and the connecting sleeve 34 to move towards the inner direction of the cylinder body 1, the pull rope 33 is loosened in the process that the sealing plate 29, the movable sleeve 18 and the connecting sleeve 34 move towards the inner direction of the cylinder body 1, the sliding ring 37 is close to the retaining ring 36 under the action of the pulling force of the second tension spring 39, and the sliding ring 37 enables the movable rod 32 to move towards the connecting sleeve 34 through the connecting rod 38 in the process that the sliding ring 37 is close to the retaining ring 36. Before the movable sleeve 18 completely enters the barrel 1, the second tension spring 39 enables the sliding ring 37 to contact with the baffle ring 36, the movable rod 32 completes the movement towards the direction of the connecting sleeve 34, at this time, the movable rod 32 and the LED light curing lamps 8 thereon correspond to the space in the barrel 1, and the movable rod 32 and the LED light curing lamps 8 thereon are allowed to enter the barrel 1.

When the movable sleeve 18 moves towards the inner side of the cylinder 1, the swing rod 23 swings towards the inner side of the inner groove 20 under the blocking action of the end part of the cylinder 1 on the arc-shaped bump 26, and after the arc-shaped bump 26 contacts with the inner edge of the cylinder 1, the support block 24 and the LED light curing lamps 8 thereon enter the inner groove 20, so that the support block 24 and the LED light curing lamps 8 thereon can be ensured to enter the cylinder 1.

When the movable sleeve 18 moves into the barrel body 1 between the wedge block 15 and the inner plate 5, under the action of the elastic force of the spring 17, the wedge block 15, the square rod 13 and the rack 12 move towards the inner direction of the barrel body 1, the rack 12 enables the rotating rod 7 to rotate 180 degrees through the gear 11 and the rotating shaft 9, after the rotating rod 7 rotates 180 degrees, the LED light curing lamps 8 on the rotating rod 7 are located in the long grooves 2, the telescopic rods of the telescopic cylinders 6 continuously shrink, and after the sealing plate 29 is in contact with the barrel body 1, the telescopic rods of the telescopic cylinders 6 complete retraction, at the moment, the overall length of the LED light curing device is reduced, and the LED light curing device can be conveniently taken out from the lining pipeline.

The invention has simple structure and convenient operation, in the process of installing or disassembling the curing device, the movable rod 32 can move towards the axis direction of the cylinder body 1 and retract into the cylinder body 1, and simultaneously the rotating rod 7 can rotate, so that the LED light curing lamp 8 on the rotating rod 7 is positioned in the elongated slot 2, the whole length of the curing device can be reduced, the LED light curing lamp 8 can be effectively protected, the LED light curing lamp 8 is prevented from being damaged in the process of installing or disassembling the curing device, the whole pipeline repairing efficiency can be improved, through the arrangement of the light compensation device, the lining pipeline corresponding to the space between the movable rod 32 and the rotating rod 7 can be illuminated, so that the curing device can carry out uniform illumination curing on the lining pipeline, the light curing effect of the lining pipeline can be ensured, during the work, the movable rod 32 can move to the outside of the cylinder body 1, thereby the length of the lining pipeline irradiated by the LED light curing device can be increased, the light curing efficiency of the LED light curing device can be improved.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims

1. An LED light curing device comprises a barrel body, and is characterized in that a plurality of long grooves are uniformly distributed on the outer edge of the barrel body, rotating rods are rotatably arranged in the long grooves, a plurality of LED light curing lamps are uniformly distributed and fixed on the end face of the rotating rod, which faces the axis of the barrel body, a driving device for driving the rotating rod to rotate is arranged on the barrel body on the left side of the long groove, an inner plate is fixed at the middle position in the barrel body, movable sleeves are slidably arranged in the barrel bodies on the left side and the right side of the inner plate, the movable sleeves face one side of the inner plate, inner holes concentric with the movable sleeves are formed in the movable sleeves, transverse telescopic cylinders are fixed on the left side and the right side of the inner plate, the telescopic cylinders penetrate through the inner holes, sealing plates are arranged on the left side and the right side of the barrel body, the sealing plates are fixedly connected with telescopic rods of the telescopic cylinders, the sealing plates are fixedly connected with the movable sleeves on one side of the sealing plates through connecting sleeves, the telescopic cylinders are positioned in the connecting sleeves on one side of the sealing plates, and second sliding grooves corresponding to the long grooves are formed on the end faces of the sealing plates, which face faces the barrel body, the length direction of the second sliding groove is parallel to the radial direction of the sealing plate, a first sliding groove corresponding to the second sliding groove is arranged on the movable sleeve, the second sliding groove is parallel to the first sliding groove, a sliding block is arranged in the second sliding groove in a sliding manner, a sliding strip is arranged in the first sliding groove in a sliding manner, the sliding block and the corresponding sliding strip are fixedly connected through a movable rod, a plurality of LED light-cured lamps are uniformly and fixedly distributed on one side of the movable rod, which faces the inner edge of the barrel body, the outer edge of the connecting sleeve is fixedly provided with a fixed ring, a retaining ring and a sliding ring are arranged between the fixed ring and the movable sleeve on one side of the fixed ring, the retaining ring is fixedly arranged on the connecting sleeve in a sliding manner, the retaining ring is positioned between the sliding ring and the fixed ring, the fixed ring and the sliding ring are connected through a plurality of second tension springs, the sliding ring tightly abuts against the retaining ring, a connecting rod is hinged on the movable rod, the connecting rod is hinged with the sliding ring, one end of the connecting rod is inclined towards the sealing plate on one side of the connecting rod, the slip ring is fixedly connected with a plurality of pull ropes, the movable sleeve is provided with rope holes corresponding to the pull ropes, the pull ropes penetrate through the corresponding rope holes and then are fixedly connected with the inner plate, and the movable sleeve is provided with an optical compensation device corresponding to the elongated slot.

2. The LED curing device according to claim 1, wherein the driving device comprises an outer blind hole formed in an outer edge of the barrel, the rotating rod is rotatably disposed in the elongated slot through a rotating shaft, the rotating shaft is fixedly connected to the rotating rod, the rotating shaft is rotatably connected to the barrel, the rotating shaft extends into the outer blind hole, a gear concentric with the rotating shaft is fixed to the rotating shaft in the outer blind hole, a rack engaged with the gear is slidably disposed in the outer blind hole, an inner blind hole corresponding to the outer blind hole is formed in an inner edge of the barrel, a wedge block is slidably disposed in the inner blind hole, a square rod is fixed to an end of the wedge block away from an axis of the barrel, an end of the square rod away from the axis of the barrel extends into the outer blind hole and is fixedly connected to the rack, the square rod is slidably fitted to the barrel, a spring is sleeved on the square rod between the wedge block and a bottom of the inner blind hole, and an inclined surface of the wedge block faces the movable sleeve.

3. The LED light curing device of claim 2, wherein the light compensation device comprises an inner groove formed in the movable sleeve, the inner groove and the wedge block are arranged in a staggered manner, a pin shaft is fixed in the inner groove, a swing rod is rotatably arranged on the pin shaft, one end of the swing rod, which is positioned between the pin shaft and the inner plate, is connected with the movable sleeve on one side of the pin shaft through a first tension spring, a support block is fixed at the other end of the swing rod, an LED light curing lamp is fixed on the support block, an arc-shaped bump is fixed on one side of the swing rod, which faces the inner edge of the barrel, and is positioned between the support block and the pin shaft, and the arc-shaped bump is in sliding contact with the inner wall of the barrel.

4. The LED curing apparatus according to claim 1, wherein the length direction of the elongated slot is parallel to the axial direction of the barrel.

5. The LED curing apparatus according to claim 1, wherein the outer edge of the movable sleeve is in sliding contact with the inner edge of the barrel.

6. The LED curing apparatus according to claim 1, wherein a pull ring is fixed to a middle portion of an end of the sealing plate facing away from the barrel.

7. The LED curing apparatus according to claim 1, wherein a plurality of support rods are uniformly fixed to the outer edges of the left and right sides of the barrel, and a rotating wheel is rotatably disposed on one end of each support rod away from the barrel.

8. The LED curing apparatus according to claim 1, wherein the pulling rope is a steel wire rope.