Cooling mechanism for repairing thermoplastic forming pipe

Abstract

The utility model relates to the field of pipeline repairing, and discloses a cooling mechanism for repairing a thermoplastic forming pipe, which comprises a fixing ring, a guide mechanism is fixedly connected to the periphery of the fixing ring and is used for guiding the moving direction of the fixing ring, a fixing disc is fixedly connected to the inside of the fixing ring, and the fixing disc is used for fixing the thermoplastic forming pipe. The left side of the fixed disc is fixedly connected with a power mechanism, the power mechanism is used for providing rotating power, the right side of the power mechanism is fixedly connected with a rotating shaft, the periphery of the rotating shaft is fixedly connected with a connecting plate, and the interior of the connecting plate is rotatably connected with an auxiliary shaft. According to the utility model, by arranging the inner gear, the rotating gear, the rotating bracket and other structures, the rotating motor is started to enable the atomizing nozzle to rotate around the rotating column while rotating around the rotating shaft, so that the diffusion area of water mist sprayed by the atomizing nozzle is larger and more uniform, the inner wall of the thermoplastic forming pipe can be uniformly cooled, and the thermoplastic forming pipe is ensured not to have cracks.

Description

TECHNICAL FIELD

[0001] The utility model relates to pipeline repair field especially, and relates to a cooling mechanism for thermoplastic forming pipe repair. BACKGROUND

[0002] Pipeline trenchless repair joint technology is a method of installing a new pipeline inside the original pipeline without damaging the ground to repair the pipeline. It uses specific materials and processes to reinforce and repair the inside of the pipeline to improve the corrosion resistance, impermeability and structural strength of the pipeline. This technology has the advantages of simple construction, little impact on traffic and environment, and low repair cost, and is suitable for pipelines of various materials.

[0003] In the prior art, when repairing the inside of the pipeline, a thermoplastic forming pipe is laid. The thermoplastic forming pipe has plasticity when heated and can be well attached to the inside of the pipeline. In order to quickly form the thermoplastic forming pipe after it is attached to the pipeline, a cooling mechanism for thermoplastic forming pipe repair is needed.

[0004] The current thermoplastic forming pipe is usually cooled by circulating cooling water after heating and setting. However, in actual use, the pipeline is completely filled with water, which consumes a large amount of water resources. If the pipeline is not completely filled with water, the temperature difference between the upper and lower sides of the thermoplastic forming pipe will be large, which cannot uniformly cool the thermoplastic forming pipe, and there is a risk of pipeline cracking, which affects product quality. Therefore, a cooling mechanism for thermoplastic forming pipe repair is proposed to solve the above problems. UTILITY MODEL CONTENTS

[0005] In order to make up for the above shortcomings, the utility model provides a cooling mechanism for thermoplastic forming pipe repair, which aims to improve the problem that the thermoplastic forming pipe cannot be uniformly cooled in the prior art.

[0006] In order to achieve the above purpose, the utility model adopts the following technical scheme: a cooling mechanism for thermoplastic forming pipe repair, comprising a fixed ring, the fixed ring is fixedly connected with a guide mechanism outside the circumference, the guide mechanism is used for guiding the movement direction of the fixed ring, a fixed disc is fixedly connected inside the fixed ring, a power mechanism is fixedly connected with the left side of the fixed disc, the power mechanism is used for providing rotating power, a rotating shaft is fixedly connected with the right side of the power mechanism, a connecting plate is fixedly connected with the outer circumference of the rotating shaft, a secondary shaft is rotatably connected inside the connecting plate, a rotating gear is fixedly connected with the outer circumference of the secondary shaft, an internal gear is engaged with the outer circumference of the rotating gear, a worm is fixedly connected with the right side of the secondary shaft, a worm wheel is engaged with the inner side of the worm, a rotating column is fixedly connected inside the worm wheel, liquid storage tanks are fixedly connected with the front and rear ends of the rotating column, water outlet pipes are fixedly connected with the outer side of the liquid storage tanks, atomizing nozzles are arranged on the outer circumference of the water outlet pipes, and rotating supports are rotatably connected with the outer circumference of the water outlet pipes.

[0007] As a further description of the above technical solution:

[0008] The guiding mechanism comprises a wheel support fixedly connected to the outer periphery of the fixed ring on the inner side, a rounded sliding slot is formed on the left and right sides of the wheel support, a limiting slot is formed on the inner side of the rounded sliding slot, a sliding column is elastically connected to the inner side of the limiting slot through a limiting spring, a wheel shaft is fixedly connected to the outer side of the sliding column, and a rotating wheel is rotatably connected to the outer periphery of the wheel shaft.

[0009] As a further description of the above technical solution:

[0010] The power mechanism comprises a motor support fixedly connected to the left side of the fixed disc on the right side, a rotating motor is fixedly connected to the inside of the motor support, and the rotating shaft is fixedly connected to the output shaft on the right side of the rotating motor.

[0011] As a further description of the above technical solution:

[0012] The rotating shaft is rotatably connected to the inside of the fixed disc on the outer periphery, and the internal gear is fixedly connected to the inner wall on the side of the fixed disc on the outer periphery.

[0013] As a further description of the above technical solution:

[0014] The worm is rotatably connected to the inside of the connecting plate on the left side, and the rotating support is fixedly connected to the outer side of the connecting plate on the inner side.

[0015] As a further description of the above technical solution:

[0016] One end of the limiting spring is fixedly connected to the inner side of the limiting slot, the other end of the limiting spring is fixedly connected to the inner side of the sliding column, and the outer periphery of the sliding column is slidably connected to the inside of the limiting slot.

[0017] As a further description of the above technical solution:

[0018] The outer periphery of the wheel shaft is slidably connected to the inside of the rounded sliding slot.

[0019] As a further description of the above technical solution:

[0020] The wheel support is in the shape of U, and the rotating wheel is located in the U-shaped groove of the wheel support.

[0021] The utility model has the advantages of:

[0022] 1. In the utility model, through setting up inner gear, rotating gear, rotating support and other structures, open rotating motor to make atomizing nozzle rotate around rotating shaft and rotating column at the same time, make the diffusion area of water mist sprayed by atomizing nozzle larger and more uniform, so that the inner wall of thermoplastic forming pipe can be uniformly cooled, and ensure that the thermoplastic forming pipe will not crack.

[0023] 2. In the utility model, through setting up wheel support, limiting spring, wheel shaft and other structures, when rotating wheel meets the protrusion on the inner wall of thermoplastic forming pipe, rotating wheel can be retracted into limiting groove, so as to ensure the stable movement of fixing ring and reduce the risk of fixing ring being stuck, and the use is more convenient. ACCURACY

[0024] Figure 1 It is a whole front view schematic diagram of the cooling mechanism for repairing thermoplastic forming pipe.

[0025] Figure 2 It is a fixed disc left side schematic diagram of the cooling mechanism for repairing thermoplastic forming pipe.

[0026] Figure 3 It is a fixed disc right side schematic diagram of the cooling mechanism for repairing thermoplastic forming pipe.

[0027] Figure 4 It is a wheel support left side section schematic diagram of the cooling mechanism for repairing thermoplastic forming pipe.

[0028] LEGEND:

[0029] 1, fixing ring;2, fixed disc;3, motor support;4, rotating motor;5, rotating shaft;6, connecting plate;7, sub shaft;8, rotating gear;9, inner gear;10, worm;11, worm wheel;12, rotating column;13, liquid storage tank;14, water outlet pipe;15, atomizing nozzle;16, rotating support;17, wheel support;18, round corner sliding groove;19, limiting groove;20, limiting spring;21, sliding column;22, wheel shaft;23, rotating wheel. DETAILED DESCRIPTION

[0030] The technical scheme in the embodiments of the utility model will be described clearly and completely below in combination with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0031] REFERENCE Figure 1 - Figure 3The utility model provides a kind of cooling mechanism for thermoplastic forming pipe repair, including the fixed ring 1 of fixed connection effect, fixed ring 1 left side will be connected with the power mechanism of driving fixed ring 1 movement, fixed ring 1 outer periphery is fixedly connected with guide mechanism, guide mechanism is used to guide the movement direction of fixed ring 1, fixed ring 1 inside is fixedly connected with the fixed disc 2 of fixed connection effect, fixed disc 2 left side is fixedly connected with power mechanism, power mechanism is used to provide rotating power, power mechanism includes the motor bracket 3 of fixed connection effect, motor bracket 3 right side is fixedly connected in the left side of fixed disc 2, motor bracket 3 inside is fixedly connected with the rotating motor 4 of providing rotating power, power mechanism right side is fixedly connected with rotating shaft 5, rotating shaft 5 left side is fixedly connected on rotating motor 4 right side output shaft, open rotating motor 4, rotating motor 4 right side output shaft will drive rotating shaft 5 rotation, rotating shaft 5 outer periphery penetrates and is rotationally connected in the inside of fixed disc 2, rotating shaft 5 outer periphery is fixedly connected with connecting plate 6, rotating shaft 5 will drive connecting plate 6 rotation.

[0032] Refer to Figure 2 - Figure 3 Connecting plate 6 inside rotationally connected with auxiliary shaft 7, auxiliary shaft 7 is provided with two groups, and is symmetrically arranged in the inside of connecting plate 6, auxiliary shaft 7 outer periphery is fixedly connected with rotating gear 8, rotating gear 8 outer periphery is engaged with internal gear 9, when rotating gear 8 rotates around rotating shaft 5, internal gear 9 will drive rotating gear 8 rotation, internal gear 9 outer periphery is fixedly connected on the inner wall of fixed disc 2 side, auxiliary shaft 7 right side is fixedly connected with worm 10, auxiliary shaft 7 will drive worm 10 rotation, worm 10 left side penetrates and is rotationally connected in the inside of connecting plate 6, worm 10 inside is engaged with worm wheel 11, worm 10 can drive worm wheel 11 slowly rotate, worm wheel 11 inside is fixedly connected with the rotating column 12 of fixed connection effect, rotating column 12 front and back ends are fixedly connected with liquid storage tank 13, liquid storage tank 13 inside stores cooling water, liquid storage tank 13 outside is fixedly connected with water outlet pipe 14, water outlet pipe 14 outer periphery is provided with atomizing nozzle 15, atomizing nozzle 15 is provided with four groups, annular equidistant is arranged on the outer periphery of water outlet pipe 14, open atomizing nozzle 15, atomizing nozzle 15 can be inside the cooling water of liquid storage tank 13 into water mist and spray, water outlet pipe 14 outer periphery rotationally connected with the rotating support 16 of fixed support effect, rotating support 16 inside is fixedly connected on the outside of connecting plate 6.

[0033] Refer to Figure 1 And Figure 4The guiding mechanism comprises wheel supports 17 fixedly connected to the outer periphery of the fixing ring 1 on the inner side, two wheel supports 17 are arranged as a pair, four pairs of wheel supports 17 are arranged, the wheel supports 17 are arranged at equal intervals in a ring shape on the outer periphery of the fixing ring 1, a round corner sliding groove 18 is formed on the left and right sides of each wheel support 17, a limiting groove 19 is formed on the inner side of the round corner sliding groove 18, a sliding column 21 is elastically connected to the inner side of the limiting groove 19 through a limiting spring 20, the limiting spring 20 pushes the sliding column 21 upward when the sliding column 21 is not subjected to force, one end of the limiting spring 20 is fixedly connected to the inner side of the limiting groove 19, the other end of the limiting spring 20 is fixedly connected to the inner side of the sliding column 21, the outer periphery of the sliding column 21 is slidably connected to the inside of the limiting groove 19, the limiting groove 19 limits the sliding column 21 to slide upward and downward along the inner wall of the limiting groove 19, a wheel shaft 22 is fixedly connected to the outer side of the sliding column 21, the outer periphery of the wheel shaft 22 is slidably connected to the inside of the round corner sliding groove 18, the round corner sliding groove 18 limits the wheel shaft 22 to slide upward and downward along the inner wall of the round corner sliding groove 18, a rotating wheel 23 is rotatably connected to the outer periphery of the wheel shaft 22, and the wheel support 17 is arranged in a U shape, and the rotating wheel 23 is located in the U-shaped groove of the wheel support 17.

[0034] Working principle: when it is desired to uniformly cool the inner wall of the thermoplastic forming pipe, the rotating motor 4 is turned on, the rotating motor 4 drives the rotating shaft 5 to rotate, the rotating shaft 5 drives the connecting plate 6 to rotate, the connecting plate 6 drives the secondary shaft 7 to rotate with the rotating shaft 5 as the center, the secondary shaft 7 drives the rotating gear 8 to rotate along the rotating shaft 5 as the center, the inner gear 9 drives the rotating gear 8 to rotate by itself, the rotating gear 8 drives the worm 10 to rotate through the secondary shaft 7, the worm 10 drives the worm wheel 11 to rotate, the worm wheel 11 drives the rotating column 12 to rotate, the rotating column 12 drives the front and rear liquid storage tanks 13 to rotate, the liquid storage tanks 13 drive the atomizing nozzle 15 to rotate through the water outlet pipe 14, so that the cooling water is uniformly sprayed on the inner wall of the thermoplastic forming pipe.

[0035] Finally, it should be noted that: the above only describes the preferred embodiments of the present application, and is not intended to limit the present application, although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement for some technical features, any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. Cooling mechanism for thermoplastic profiled pipe repair, comprising a fixing ring (1), characterised in that: The fixed ring (1) is fixedly connected with a guide mechanism outside, the guide mechanism is used for guiding the movement direction of the fixed ring (1), the fixed ring (1) is fixedly connected with a fixed disc (2) inside, the fixed disc (2) is fixedly connected with a power mechanism left side, the power mechanism is used for providing rotating power, the power mechanism is fixedly connected with a rotating shaft (5) right side, the rotating shaft (5) is fixedly connected with a connecting plate (6) outside, the connecting plate (6) is rotatably connected with a sub shaft (7) inside, the sub shaft (7) is fixedly connected with a rotating gear (8) outside, the rotating gear (8) is engaged with an internal gear (9) outside, the sub shaft (7) is fixedly connected with a worm (10) right side, the worm (10) is engaged with a worm wheel (11) inside, the worm wheel (11) is fixedly connected with a rotating column (12) inside, the rotating column (12) is fixedly connected with a liquid storage tank (13) front and back two ends, the liquid storage tank (13) is fixedly connected with a water outlet pipe (14) outside, the water outlet pipe (14) is provided with an atomizing nozzle (15) outside, the water outlet pipe (14) is rotatably connected with a rotating support (16) outside.

2. A cooling mechanism for thermoplastic pipe rehabilitation according to claim 1, characterized in that: The guide mechanism includes a wheel support (17), the wheel support (17) is fixedly connected with the fixed ring (1) inside, the wheel support (17) is provided with a round corner sliding groove (18) left and right sides, the round corner sliding groove (18) is provided with a limiting groove (19) inside, the limiting groove (19) is elastically connected with a sliding column (21) through a limiting spring (20) inside, the sliding column (21) is fixedly connected with a wheel shaft (22) outside, the wheel shaft (22) is rotatably connected with a rotating wheel (23) outside.

3. A cooling mechanism for thermoplastic pipe rehabilitation as defined in claim 1, wherein: The power mechanism includes a motor support (3), the motor support (3) is fixedly connected with the fixed disc (2) right side, the motor support (3) is fixedly connected with a rotating motor (4) inside, the rotating shaft (5) is fixedly connected with the rotating motor (4) left side output shaft.

4. A cooling mechanism for thermoplastic pipe rehabilitation as defined in claim 1, wherein: The rotating shaft (5) is rotatably connected with the fixed disc (2) inside, the internal gear (9) is fixedly connected with the fixed disc (2) side inner wall.

5. A cooling mechanism for thermoplastic pipe rehabilitation as defined in claim 1, wherein: The worm (10) is rotatably connected with the connecting plate (6) inside, the rotating support (16) is fixedly connected with the connecting plate (6) outside.

6. A cooling mechanism for thermoplastic pipe rehabilitation according to claim 2, wherein: One end of the limiting spring (20) is fixedly connected with the limiting groove (19) inside, the other end of the limiting spring (20) is fixedly connected with the sliding column (21) inside, the sliding column (21) is rotatably connected with the limiting groove (19) outside.

7. A cooling mechanism for thermoplastic pipe rehabilitation according to claim 2, wherein: The wheel shaft (22) is rotatably connected with the round corner sliding groove (18) inside.

8. A cooling mechanism for thermoplastic pipe rehabilitation according to claim 2, wherein: The wheel support (17) is provided with a U type, the rotating wheel (23) is located in the U type groove of the wheel support (17).

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