CN221211155U

CN221211155U - Rust removal and polishing equipment for inner wall of pipeline

Info

Publication number: CN221211155U
Application number: CN202322845349.2U
Authority: CN
Inventors: 姚丽; 于德强; 于雁南; 吴银仓; 曹立纲; 龚刚强; 许昊亮; 高袁
Original assignee: China Construction First Group Corp Ltd; Second Construction Co Ltd of China Construction First Group Co Ltd
Current assignee: China Construction First Group Corp Ltd; Second Construction Co Ltd of China Construction First Group Co Ltd
Filing date: 2023-10-24
Publication date: 2024-06-25
Anticipated expiration: 2033-10-24

Abstract

The utility model discloses a pipeline inner wall rust removal polishing device, which comprises a polishing unit and a fixing unit, wherein the fixing unit comprises a fixing ring, a plurality of fixing components penetrate through the side surface of the fixing ring, a counterweight plate is arranged between adjacent fixing components, one end of the counterweight plate is fixedly connected with the inner wall of the fixing ring, the fixing components are in sliding contact with the pipeline inner wall, one end of each fixing component is in threaded connection with a conical sleeve, one end of each conical sleeve is fixedly provided with a motor, the motor is in transmission connection with a fixing shaft, the fixing shaft is in transmission connection with a rust removal component, and the rust removal component is in friction contact with the pipeline inner wall; one end face of the conical sleeve is detachably connected with a fixing rod. The utility model can realize stable fixation under the condition of different inner diameters of pipelines by utilizing the threaded connection of the conical sleeve and the fixing component.

Description

Rust removal and polishing equipment for inner wall of pipeline

Technical Field

The utility model relates to the technical field of pipeline rust removal, in particular to a pipeline inner wall rust removal polishing device.

Background

In the use and storage process of the pipeline, the inner wall of the pipeline is often rusted due to oxidation, corrosion and the like, and the service life and the fluid flow efficiency of the pipeline are affected. The common rust removal method is to manually polish by using tools such as sand paper, grinding wheel and the like, but the method has low efficiency and is difficult to ensure polishing quality.

The prior art (Chinese patent number: CN 209850634U) discloses a petroleum pipeline rust removal polishing device, which can realize good adhesion to the inner wall of a pipe body and improve polishing efficiency and uniformity. However, devices suitable for different pipe diameters are required to be designed for processing pipelines with different diameters, so that the applicability of the devices is not high.

Disclosure of utility model

In order to solve the technical problems, the utility model provides a rust removal polishing device for the inner wall of a pipeline, which can realize stable fixation under the condition of different inner diameters of the pipeline by utilizing the threaded connection of a conical sleeve and a fixing assembly.

In order to achieve the above object, the present utility model provides the following solutions:

The utility model provides a pipeline inner wall rust cleaning equipment of polishing, includes polishing unit and fixed unit, the fixed unit includes the solid fixed ring, gu fixed ring's side runs through a plurality of fixed subassemblies, is provided with the counter weight board between the adjacent fixed subassembly, the one end of counter weight board with the inner wall fixed connection of solid fixed ring, fixed subassembly with pipeline inner wall sliding contact, the one end spiro union of fixed subassembly has the toper cover, the one end fixed mounting of toper cover has the motor, the motor drive is connected with the fixed axle, the fixed axle drive is connected with rust cleaning subassembly, rust cleaning subassembly with pipeline inner wall friction contact; one end face of the conical sleeve is detachably connected with a fixing rod.

Preferably, the fixing assembly comprises a sliding rod, one end of the sliding rod penetrates through the side wall of the fixing ring and is fixedly connected with a cross rod, two ends of the cross rod are respectively and rotatably connected with a roller, and the rollers are in sliding contact with the inner wall of the pipeline; the other end fixedly connected with slider of slide bar, the slider keep away from a side of horizontal pole with toper cover lateral surface looks adaptation and spiro union, the slider with fixedly connected with first spring between the solid fixed ring inner wall, first spring housing is located the outside of slide bar.

Preferably, the rust removing assembly comprises a plurality of connecting plates, one ends of the connecting plates are fixedly connected with the fixed shafts, rust removing rings are fixedly connected to the other ends of the connecting plates, rust removing rods are arranged between the adjacent connecting plates, one ends of the rust removing rods are fixedly connected with balancing weights, the other ends of the rust removing rods penetrate through the side walls of the rust removing rings and are in sliding connection with the rust removing rings, bases are fixedly connected to the other ends of the rust removing rods, one side surface, away from the rust removing rods, of each base is detachably connected with a grinding stone, the top surface and the bottom surface of each base are detachably connected with fixing blocks, and a plurality of steel bristles are planted on one side, close to the pipeline, of each fixing block; the grindstone and the steel brush hair are in friction contact with the inner wall of the pipeline; and a second spring is fixedly connected between the balancing weight and the inner wall of the rust removing ring, and the second spring is sleeved on the outer side of the rust removing rod.

Preferably, an adjusting block is fixedly connected to one end face of the conical sleeve, and an adjusting hole of an inner hexagon is formed in one end face of the adjusting block; the other end face of the conical sleeve is provided with a mounting hole, and the mounting hole is fixedly connected with the motor; the adjusting hole is detachably connected with the fixing rod.

Preferably, a spiral fan is fixedly connected to one end face, away from the motor, of the fixed shaft, and the direction of rotating and blowing of the spiral fan is the direction away from the motor.

Preferably, chamfer angles are formed on two sides of the end face, close to the pipeline, of the grinding stone. .

Compared with the prior art, the utility model has the following advantages and technical effects:

The utility model uses the taper sleeve to be in threaded connection with the fixing component and pushes the fixing component to move towards the inner wall of the pipeline, thereby realizing the fixation of the utility model in the inner cavity of the pipeline and improving the adaptation to different diameters of the pipeline.

The motor drives the rust removing assembly to scrape the rust on the inner wall of the pipeline, and the rust removing assembly is pulled away by the spiral fan and discharged through the outlet at the other end of the pipeline, so that the blocking interference of rust on the rust removing assembly is avoided.

The rust removing assembly can finish polishing the inner wall of the pipeline while removing rust, and the rust removing effect of the pipeline is improved.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the application. In the drawings:

FIG. 1 is a schematic side view of the present utility model;

FIG. 2 is a schematic side view of the present utility model with the pipes removed;

FIG. 3 is a schematic side view of the cone sleeve and motor;

Wherein, 1, the pipeline; 2. a fixing ring; 3. a weight plate; 4. a slide bar; 5. a cross bar; 6. a roller; 7. a slide block; 8. a first spring; 9. a conical sleeve; 10. a motor; 11. a fixed shaft; 12. a connecting plate; 13. a rust removing ring; 14. balancing weight; 15. a base; 16. grinding stone; 17. a fixed block; 18. steel brush hair; 19. a second spring; 20. adjusting the block; 21. an adjustment hole; 22. a spiral fan; 23. a fixed rod; 24. rust removing rod.

Detailed Description

It should be noted that, without conflict, the embodiments of the present application and features of the embodiments may be combined with each other. The application will be described in detail below with reference to the drawings in connection with embodiments.

It should be noted that, in the technical solution of the present application, all components need additional facilities of necessary water supply, oil supply and power supply to drive or/and control, and if not further described, the components default to the prior art to use and equip, and no special description is needed.

The present utility model will be described in further detail with reference to the drawings and the detailed description below, in order to make the above objects, features and advantages of the present utility model more comprehensible.

The rust removing and polishing device for the inner wall of the pipeline is shown in fig. 1-3, and comprises a polishing unit and a fixing unit, wherein the fixing unit comprises a fixing ring 2, a plurality of fixing components penetrate through the side surface of the fixing ring 2, a counterweight plate 3 is arranged between adjacent fixing components, one end of the counterweight plate 3 is fixedly connected with the inner wall of the fixing ring 2, the fixing components are in sliding contact with the inner wall of the pipeline 1, one end of each fixing component is in threaded connection with a conical sleeve 9, one end of each conical sleeve 9 is fixedly provided with a motor 10, a fixing shaft 11 is connected to the motor 10 in a transmission manner, the fixing shaft 11 is in transmission connection with a rust removing component, and the rust removing component is in friction contact with the inner wall of the pipeline 1; a fixing rod 23 is detachably connected to one end face of the conical sleeve 9 and is used for fixing the rotation of the motor 10, so that the fixing ring 2 is prevented from being driven by the motor 10 in the running process of the motor 10.

Further, the fixing rod 23 is quickly detachably connected with the taper sleeve 9 by a screw.

The utility model uses the taper sleeve 9 to be in threaded connection with the fixing component and pushes the fixing component to move towards the inner wall of the pipeline 1, thereby realizing the fixation of the utility model in the inner cavity of the pipeline 1 and the adaptation of the utility model to different diameters of the pipeline 1. And the motor 10 drives the rust removing assembly to scrape the rust on the inner wall of the pipeline 1, and the rust is extracted by the spiral fan 22 and discharged through the outlet at the other end of the pipeline 1.

According to a further optimization scheme, the fixing assembly comprises a sliding rod 4, one end of the sliding rod 4 penetrates through the side wall of the fixing ring 2 and is fixedly connected with a cross rod 5, two ends of the cross rod 5 are respectively connected with a roller 6 in a rotating mode, the rollers 6 are in sliding contact with the inner wall of the pipeline 1, and the rollers 6 are arranged at two ends of the cross rod 5, so that the central positioning of the pipeline 1 can be achieved, and the stability of the pipeline is improved. The other end of the sliding rod 4 is fixedly connected with a sliding block 7, one side surface of the sliding block 7, which is far away from the cross rod 5, is matched with and in threaded connection with the outer side surface of the conical sleeve 9, the outer side surface of the conical sleeve 9 and the outer side surface of the sliding block 7 are respectively provided with mutually matched threads, a gap is formed between the end surface of the other end of the weight plate 3 and the outer side surface of the conical sleeve 9, and the weight plate 3 can shift the gravity center of the utility model to be close to the fixed ring 2, so that the stability of the utility model is enhanced. A first spring 8 is fixedly connected between the sliding block 7 and the inner wall of the fixed ring 2, the first spring 8 is sleeved on the outer side of the sliding rod 4, and the first spring 8 can provide restoring force for the sliding rod 4 to enable the roller 6 to be far away from the inner wall of the pipeline 1.

According to a further optimized scheme, the rust removing assembly comprises a plurality of connecting plates 12, one ends of the connecting plates 12 are fixedly connected with the fixed shafts 11, the other ends of the connecting plates 12 are fixedly connected with rust removing rings 13, rust removing rods 24 are arranged between the adjacent connecting plates 12, one ends of the rust removing rods 24 are fixedly connected with balancing weights 14, and the balancing weights 14 can push the rust removing rods 24 in the rotating process of the rust removing assembly, so that steel bristles 18 are in friction contact with the inner walls of the pipelines 1. The other end of the rust removing rod 24 penetrates through the side wall of the rust removing ring 13 and is in sliding connection with the rust removing ring 13, the other end of the rust removing rod 24 is fixedly connected with a base 15, one side surface, far away from the rust removing rod 24, of the base 15 is detachably connected with a grinding stone 16, the grinding stone 16 can achieve brightening and polishing on the inner wall of the pipeline 1, and the defect of omission of rust removing of the steel brush hair 18 is overcome. The top surface and the bottom surface of the base 15 are respectively detachably connected with a fixed block 17, and a plurality of steel bristles 18 are planted on one side, close to the pipeline 1, of the fixed block 17; the grindstone 16 and the steel bristles 18 are in frictional contact with the inner wall of the pipe 1. A second spring 19 is fixedly connected between the balancing weight 14 and the inner wall of the rust removing ring 13, the second spring 19 is sleeved on the outer side of the rust removing rod 24, and the second spring 19 can push the rust removing rod 24 away from the pipeline 1, so that the rust removing rod is convenient to fill the inner cavity of the pipeline 1. Chamfer angles are formed on two sides of one end face, close to the pipeline 1, of the grinding stone 16, so that the contact area between the grinding stone 16 and the inner wall of the pipeline 1 is reduced, friction resistance is reduced, and adaptability to pipelines 1 with different pipe diameters is improved.

In a further optimized scheme, an adjusting block 20 is fixedly connected to one end face of the conical sleeve 9, an inner hexagonal adjusting hole 21 is formed in one end face of the adjusting block 20, a screw hole is formed in the side face of the adjusting hole 21, a jackscrew is screwed into the screw hole, and the adjusting hole 21 is detachably connected with a fixing rod 23 through the jackscrew. The other end face of the conical sleeve 9 is provided with a mounting hole which is fixedly connected with the motor 10.

According to a further optimization scheme, a spiral fan 22 is fixedly connected to one end face, far away from the motor 10, of the fixed shaft 11, the direction of rotating and blowing of the spiral fan 22 is the direction far away from the motor 10, the spiral fan 22 can discharge removed rust powder from the inner cavity of the pipeline 1, and the auxiliary cooling of the motor 10 can be achieved through the suction of contact wind power.

The working procedure of this embodiment is as follows:

One end of a fixed rod 23 is clamped with the adjusting hole 21, the utility model is sent into the inner cavity of the pipeline 1, and the fixed rod 23 is rotated until the rotary pushing slide block 7 of the conical sleeve 9 moves close to the inner wall of the pipeline 1, so that the roller 6 is abutted with the inner wall of the pipeline 1. And one end of the fixing rod 23 is fixedly connected with an external propelling device. The propulsion device is a pulley sliding rail sleeve, the fixed rod 23 is fixedly connected with the pulley, the pulley linearly slides on the sliding rail, the linear pushing of the fixed rod 23 is realized, and the pulley sliding rail sleeve is in the prior art and is not described herein.

When all the rollers 6 are abutted against the inner cavity of the pipeline 1, the utility model is horizontally arranged in the inner cavity of the pipeline 1 and axially coincides with the pipeline 1, at the moment, the motor 10 is started, the motor 10 drives the fixed shaft 11 to rotate, and the fixed shaft 11 rotates to drive the connecting plate 12 and the fixed ring 2 to rotate, so that the rust removing assembly is driven to rotate. The rust removal assembly is close to the inner wall of the pipeline 1 under the action of the rotating centrifugal force, and the balancing weight 14 can increase the centrifugal force of the rust removal assembly and improve the friction cleaning effect of the rust removal assembly and the inner wall of the pipeline 1. The grindstone 16 is in hard contact with the inner wall of the pipeline 1, so that the inner wall of the pipeline 1 can be polished, limit can be provided for the steel bristles 18, and excessive contact between the steel bristles 18 and the inner wall of the pipeline 1 under the action of excessive centrifugal force is prevented, so that the cleaning effect is reduced.

The propelling device is pushed to enable the device to move from one end to the other end along the inner cavity of the pipeline 1, and in the running process of the device, the spiral fan 22 can suck air from one end to the other end of the pipeline 1 under the rotary drive of the motor 10, so that the heat emitted by the running of the motor 10 is reduced, and the cleaned rust is blown away from the inner cavity of the pipeline 1.

The present application is not limited to the above-mentioned embodiments, and any changes or substitutions that can be easily understood by those skilled in the art within the technical scope of the present application are intended to be included in the scope of the present application. Therefore, the protection scope of the present application should be subject to the protection scope of the claims.

Claims

1. The rust removal polishing equipment for the inner wall of the pipeline (1) is characterized by comprising a polishing unit and a fixing unit, wherein the fixing unit comprises a fixing ring (2), a plurality of fixing components penetrate through the side face of the fixing ring (2), a counterweight plate (3) is arranged between every two adjacent fixing components, one end of the counterweight plate (3) is fixedly connected with the inner wall of the fixing ring (2), the fixing components are in sliding contact with the inner wall of the pipeline (1), a conical sleeve (9) is screwed at one end of each fixing component, a motor (10) is fixedly installed at one end of each conical sleeve (9), a fixing shaft (11) is connected to the motor (10) in a transmission mode, a rust removal component is connected to the fixing shaft (11) in a transmission mode, and the rust removal component is in friction contact with the inner wall of the pipeline (1). One end face of the conical sleeve (9) is detachably connected with a fixing rod (23).

2. The rust removing and polishing device for the inner wall of a pipeline (1) according to claim 1, wherein: the fixing assembly comprises a sliding rod (4), one end of the sliding rod (4) penetrates through the side wall of the fixing ring (2) and is fixedly connected with a cross rod (5), two ends of the cross rod (5) are respectively and rotatably connected with a roller (6), and the roller (6) is in sliding contact with the inner wall of the pipeline (1); the other end fixedly connected with slider (7) of slide bar (4), slider (7) keep away from a side of horizontal pole (5) with toper cover (9) lateral surface looks adaptation and spiro union, slider (7) with fixedly connected with first spring (8) between fixed ring (2) inner wall, first spring (8) cover is located the outside of slide bar (4).

3. The rust removing and polishing device for the inner wall of a pipeline (1) according to claim 1, wherein: the rust removing assembly comprises a plurality of connecting plates (12), one end of each connecting plate (12) is fixedly connected with the corresponding fixing shaft (11), a rust removing ring (13) is fixedly connected to the other end of each connecting plate (12), a rust removing rod (24) is arranged between the adjacent connecting plates (12), one end of each rust removing rod (24) is fixedly connected with a balancing weight (14), the other end of each rust removing rod (24) penetrates through the side wall of each rust removing ring (13) and is in sliding connection with the corresponding rust removing ring (13), a base (15) is fixedly connected to the other end of each rust removing rod (24), a grinding stone (16) is detachably connected to one side surface, far away from each rust removing rod (24), of each base (15), a fixing block (17) is detachably connected to the top surface and the bottom surface of each base, and one side, close to the pipeline (1), of each fixing block (17) is provided with a plurality of steel bristles (18). The grindstone (16) and the steel brush hair (18) are in friction contact with the inner wall of the pipeline (1); a second spring (19) is fixedly connected between the balancing weight (14) and the inner wall of the rust removing ring (13), and the second spring (19) is sleeved on the outer side of the rust removing rod (24).

4. The rust removing and polishing device for the inner wall of a pipeline (1) according to claim 1, wherein: an adjusting block (20) is fixedly connected to one end face of the conical sleeve (9), and an adjusting hole (21) with an inner hexagon is formed in one end face of the adjusting block (20); the other end face of the conical sleeve (9) is provided with a mounting hole, and the mounting hole is fixedly connected with the motor (10); the adjusting hole (21) is detachably connected with the fixing rod (23).

5. A rust removal and polishing device for the inner wall of a pipe (1) according to claim 3, characterized in that: a spiral fan (22) is fixedly connected to one end face, far away from the motor (10), of the fixed shaft (11), and the direction of rotary blowing of the spiral fan (22) is far away from the motor (10).

6. A rust removal and polishing device for the inner wall of a pipe (1) according to claim 3, characterized in that: chamfer angles are formed on two sides of the end face, close to the pipeline (1), of the grinding stone (16).