CN220435784U

CN220435784U - Ultraviolet curing material dragging device

Info

Publication number: CN220435784U
Application number: CN202322093048.9U
Authority: CN
Inventors: 郭宏雷; 郭循昌; 牛慧丹; 张晓亮
Original assignee: Henan Xingxing Pipeline Engineering Technology Co ltd
Current assignee: Henan Xingxing Pipeline Engineering Technology Co ltd
Priority date: 2023-08-05
Filing date: 2023-08-05
Publication date: 2024-02-02
Anticipated expiration: 2033-08-05

Abstract

The utility model relates to the technical field of pipeline repair, in particular to an ultraviolet curing material dragging device. The lifting device is fixed at the upper end of the top ring, a plurality of positioning devices are uniformly distributed on the circumference of the top ring, a lifting assembly is arranged at the lower end of the top ring, a connecting rod is connected to the lower end of the lifting assembly in a rotating mode, a guide wheel is sleeved and fixed on the connecting rod, a support is fixed on one side of the lower end of the lifting assembly, a lower telescopic cylinder is fixed on the support, the axis of the lower telescopic cylinder is perpendicular to the axis of the top ring, and a top plate is fixed on a telescopic rod of the lower telescopic cylinder. According to the utility model, the lifting assembly is arranged, so that after the top ring is positioned and installed at the wellhead of the vertical shaft by the positioning device, the connecting rod, the guide wheel, the lower telescopic cylinder and the top plate can be driven to move to one side of a pipeline to be repaired in the vertical shaft and correspond to the port of the pipeline to be repaired. The traction rope of the traction lining hose can bypass the lower end of the guide wheel and then is connected with the lifting device, and the guide wheel reduces the friction force received by the traction rope during movement.

Description

Ultraviolet curing material dragging device

Technical Field

The utility model relates to the technical field of pipeline repair, in particular to an ultraviolet curing material dragging device.

Background

UV-CIPP refers to a pipeline trenchless ultraviolet curing repair technology, and ultraviolet curing lining hoses are widely applied to underground pipe network repair through UV-CIPP. The construction process is that the wet hose is pulled into the pipeline to be repaired, the material is attached to the inner wall of the original pipeline through inflation, and then the pipe in the pipe is formed through UV and other irradiation curing. The construction method comprises the following steps:

s1, selecting a lining hose.

S2, plugging and dewatering, namely plugging an upstream water outlet pipe orifice and a downstream water inlet pipe orifice of a pipeline section to be repaired under the inspection well through a rubber air bag, and pumping the pipeline section to the downstream inspection well from the upstream inspection well by utilizing a water suction pump, so that the pipeline section to be repaired is ensured not to have sewage flowing through any more, and meanwhile, the normal work of a rain and sewage pipeline network is ensured.

S3, dredging and flushing the pipeline to be repaired.

S4, pulling in the lining hose into the pipeline to be repaired, putting an ultraviolet lamp for curing into the lining hose, and plugging the lining hose through two ends of the plug.

S5, inflating and expanding the pipe, wherein the plug is communicated with the inflating device through the inflating pipe, the inflating device is started, compressed air is pressed into the lining hose to enable the lining hose to be tightly attached to a pipeline to be repaired after being inflated, and the first inflation is completed.

S6, starting ultraviolet light for curing.

And S7, removing plugs at two ends of the lining hose after solidification is completed, and removing the ultraviolet lamp.

S8, removing the rubber air bag in the step S2, and recovering the water supply of the pipeline to be repaired.

In the construction process of the S4 stage, the hose needs to be pulled into the pipeline to be repaired. In the prior art, as the application number is CN202121216900.1, the patent document of the utility model is a heavy pulley block for pulling a lining pipe at a wellhead in photocuring repair of municipal pipelines, wherein the heavy pulley block is convenient for pulling a hose into a pipeline to be repaired, when the heavy pulley block is installed, a base is lowered into a vertical shaft, after the junction between the vertical shaft and a transverse well is reached, a friction plate on the back surface of a vertical groove body of the base is attached to the inner wall of the vertical shaft, a sleeve is rotated, a tightening plate is moved forward and is tightened with the inner wall of the other side of the vertical shaft, and the fixing of the base is completed; and then the traction rope sequentially bypasses the third pulley assembly, the second pulley assembly and the first pulley assembly and can be pulled out from the vertical groove body, so that friction between the traction rope and the corners of the vertical shaft and the transverse shaft is effectively avoided, and abrasion of the traction rope is reduced. The pulley block disclosed in the patent can reduce the abrasion of the traction rope, but needs to be installed in a well by being put into the well, the operation space at the bottom of the vertical shaft is limited, the operation environment is severe, and the choking danger exists in the working process of operators.

Patent document with application number of CN202020560475.7 and entitled "traction device for non-excavation repair of ultraviolet light curing pipeline" discloses a traction device which can firmly fix the position of a limiting component by arranging a clamping component, and can stably limit a traction steel wire in the traction process, thereby reducing the phenomenon of pipe wall abrasion. When the device is used for pulling, the device is firstly moved to the position where pulling is carried out, the lifting motor is controlled to drive the lifting roller to rotate so that the lifting steel wire is downwards placed, the limiting component is driven to downwards move, the limiting component is driven to move to the position where the opening of the pipeline is formed, then the clamping component is clamped to the side wall of the pipeline, the two clamping plates are controlled to be clamped on the pipe wall through the positioning rod, the position of the limiting component is fixed, the pulling steel wire is downwards placed, the pulling steel wire is bent to the horizontal position after bypassing the limiting roller, the pulling roller is driven to rotate through the pulling motor, the pulling steel wire is driven to pull, and in the process, the stability of the position of the limiting component can be guaranteed, and a good limiting effect is achieved on the pulling steel wire. But this patent still needs the manual work to press from both sides tightly on the pipe wall through two grip blocks of locating lever control in the use, fixes spacing subassembly's position, has the potential safety hazard that the workman choked in the shaft in the work progress.

Disclosure of Invention

The utility model aims to solve the technical problems that the safety is high in the use process, the safety accident of suffocation caused by long-time operation of operators in a vertical shaft can be avoided, the operation is convenient, and the ultraviolet curing material dragging device is applicable to pipelines with different burying depths.

In order to achieve the above purpose, the technical scheme provided by the utility model is as follows:

the utility model provides an ultraviolet curing material dragging device, includes the top ring, and the top ring upper end is fixed with hoisting device, and the circumference equipartition is provided with a plurality of positioner on the top ring, and the top ring lower extreme is provided with lifting unit, and lifting unit's lower extreme rotates and is connected with the connecting rod, and the cover is established on the connecting rod and is fixed with the guide pulley, and lifting unit's lower extreme one side is fixed with the support, is fixed with down flexible jar on the support, and the axle center of lower flexible jar is perpendicular with the axle center of top ring, is fixed with the roof on the telescopic link of lower flexible jar.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the lifting assembly is arranged, so that after the top ring is positioned and installed at the wellhead of the vertical shaft by the positioning device, the connecting rod, the guide wheel, the lower telescopic cylinder and the top plate can be driven to move to one side of a pipeline to be repaired in the vertical shaft and correspond to the port of the pipeline to be repaired. The traction rope of the traction lining hose can bypass the lower end of the guide wheel and then is connected with the lifting device, and the guide wheel reduces the friction force received by the traction rope during movement.

2. Through setting up flexible jar and roof down, the roof can look into the wall of a well contact with the shaft, at the in-process that starts the hoist engine and twines the haulage rope, can guarantee the stability of connecting rod and guide pulley rotation in-process.

3. The lifting component can adjust the heights of the guide wheel and the lower telescopic cylinder, and can be suitable for pipelines with different buried depths.

4. The device does not need an operator to go into the vertical shaft in the installation process, and the safety in the working process can be improved.

Drawings

Fig. 1 is a front view of the present utility model.

Fig. 2 is a schematic view of the bracket mated with the telescoping rod of the upper telescoping cylinder.

Fig. 3 is a schematic diagram of the utility model in operation.

The names of the parts in the drawings are as follows:

1 top ring

2 windlass

3 go up telescopic cylinder

4 connecting rod

5 guide wheel

51 axle sleeve

6 positioning screw

7 support

8 lower telescopic cylinder

9 roof

10 chute

11 slide bar

12 limiting plate

13 support plates

14 bolt

15 vertical shaft

16 pipes.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1-2, an ultraviolet curing material dragging device comprises a top ring 1, wherein a winch 2 is fixed at the upper end of the top ring 1.

A plurality of positioning devices are uniformly distributed on the circumference of the top ring 1. The positioning device comprises a chute 10 arranged on the top ring 1, and the length direction of the chute 10 is parallel to the radial direction of the top ring 1. A slide bar 11 is connected in the slide groove 10 in a sliding and clamping manner, a limiting plate 12 is fixed at the lower end of the slide bar 11, and the limiting plate 12 is an arc-shaped plate. The upper ends of the top rings 1 at the two sides of the chute 10 are respectively fixed with a support plate 13. The bolt 14 is rotatably connected with the two support plates 13, and the axial direction of the bolt 14 is parallel to the length direction of the chute 10. The bolt 14 penetrates through the slide rod 11, and the bolt 14 is in threaded connection with the slide rod 11.

The top ring 1 is placed on the road surface such that the axis of the pipe 16 to be repaired is perpendicular to the axis of the connecting rod 4. The limiting plates 12 enter the vertical shaft 15, the bolts 14 are rotated, and the limiting plates 12 tightly abut against the inner wall of the vertical shaft 15, so that the whole device is stable.

The lower end of the top ring 1 is provided with a lifting component. The lifting assembly comprises two vertically arranged upper telescopic cylinders 3, and the two upper telescopic cylinders 3 are symmetrically arranged according to the axis of the top ring 1. The cylinder body of the upper telescopic cylinder 3 is detachably and fixedly connected with the top ring 1. When the device is not used, the upper telescopic cylinder 3 can be separated from the top ring 1, so that the device is convenient to transport and store. The connecting rod 4 is rotatably connected with a telescopic rod of the upper telescopic cylinder 3. The connecting rod 4 is sleeved and fixed with a guide wheel 5.

Simultaneously, the two upper telescopic cylinders 3 are started, so that the height of the connecting rod 4 and the guide wheel 5 in the vertical direction of the vertical shaft 15 is adjusted, and when the connecting rod 4 and the guide wheel 5 move to one side of the pipeline 16 to be repaired in the vertical shaft 15 and correspond to the port of the pipeline 16 to be repaired, the movement of the telescopic rod of the upper telescopic cylinder 3 is stopped.

The guide wheel 5 is fixedly provided with a shaft sleeve 51 concentric with the guide wheel, the connecting rod 4 penetrates through the shaft sleeve 51, the shaft sleeve 51 is connected with a positioning screw 6 in a threaded manner, and the positioning screw 6 abuts against the connecting rod 4. The loosening set screw 6 can adjust the position of the guide wheel 5, so that the axis of the guide wheel 5 and the axis of the pipeline 16 to be repaired are positioned in the same vertical plane, and abrasion of the traction rope is reduced.

The support 7 is reverse U-shaped, and the both ends of support 7 are respectively with the telescopic link fixed connection of two last telescopic cylinders 3, and the cylinder body of lower telescopic cylinder 8 is fixed on support 7. The axis of the lower telescopic cylinder 8 is perpendicular to the axis of the top ring 1. A top plate 9 is fixed on the telescopic rod of the lower telescopic cylinder 8.

The haulage rope bypasses the cylinder fixed connection of guide pulley 5 rear and hoist engine 2, and hoist engine 2 carries out the in-process of rolling to the haulage rope, and the telescopic link of lower telescopic cylinder 8 supports shaft 15 wall of a well tightly through roof 9, consequently can improve the stability of connecting rod 4 and guide pulley 5 in-process of rotating, prevents that connecting rod 4 and guide pulley 5 in-process from rocking and the condition emergence that the haulage rope deviate from in the guide pulley 5 appears.

In the description of the present utility model, it should be understood that the terms "coaxial," "bottom," "one end," "top," "middle," "another end," "upper," "one side," "top," "inner," "front," "center," "two ends," etc. indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims

1. The utility model provides a UV-curing material dragging device, including top ring (1), top ring (1) upper end is fixed with hoisting device, its characterized in that, circumference equipartition is provided with a plurality of positioner on top ring (1), top ring (1) lower extreme is provided with lifting unit, lifting unit's lower extreme rotates and is connected with connecting rod (4), the cover is established on connecting rod (4) and is fixed with guide pulley (5), lifting unit's lower extreme one side is fixed with support (7), be fixed with down telescopic cylinder (8) on support (7), the axle center of lower telescopic cylinder (8) is perpendicular with the axle center of top ring (1), be fixed with roof (9) on the telescopic link of lower telescopic cylinder (8).

2. A pulling device for uv curable material according to claim 1, wherein the lifting device is a hoist (2).

3. The ultraviolet curing material dragging device according to claim 1, wherein the positioning device comprises a chute (10) arranged on the top ring (1), the length direction of the chute (10) is parallel to the radial direction of the top ring (1), a sliding rod (11) is connected in the chute (10) in a sliding manner, a limiting plate (12) is fixed at the lower end of the sliding rod (11), support plates (13) are fixed at the upper ends of the top ring (1) on two sides of the chute (10), bolts (14) are rotationally connected with the two support plates (13), the axial direction of the bolts (14) is parallel to the length direction of the chute (10), the bolts (14) penetrate through the sliding rod (11), and the bolts (14) are in threaded connection with the sliding rod (11).

4. A device for pulling uv curable material according to claim 3, wherein the limiting plate (12) is an arcuate plate.

5. The ultraviolet curing material dragging device according to claim 1, wherein the lifting assembly comprises two vertically arranged upper telescopic cylinders (3), the two upper telescopic cylinders (3) are symmetrically arranged according to the axis of the top ring (1), the cylinder body of the upper telescopic cylinder (3) is detachably and fixedly connected with the top ring (1), and the connecting rod (4) is rotatably connected with a telescopic rod of the upper telescopic cylinder (3).

6. The ultraviolet curing material dragging device according to claim 4, wherein the support (7) is in an inverted U shape, two ends of the support (7) are fixedly connected with telescopic rods of the two upper telescopic cylinders (3) respectively, and a cylinder body of the lower telescopic cylinder (8) is fixed on the support (7).

7. The ultraviolet curing material dragging device according to claim 1, wherein a shaft sleeve (51) concentric with the guide wheel (5) is fixed on the guide wheel, the connecting rod (4) penetrates through the shaft sleeve (51), a positioning screw (6) is connected to the shaft sleeve (51) in a threaded mode, and the positioning screw (6) abuts against the connecting rod (4).