Shot blasting derusting device for heat preservation pipeline production

Abstract

The utility model discloses a shot blasting derusting device for heat preservation pipeline production, which belongs to the technical field of pipeline treatment and comprises a feeding pipe, a first spring is fixedly connected to the inner side wall of a first fixing rod, and a first sliding rod is fixedly connected to one end, away from the first fixing rod, of the first spring. The ends, away from the first fixing rods, of the first sliding rods are fixedly connected with mounting plates, and the inner side walls of the mounting plates are rotationally connected with rollers. According to the shot blasting device for heat preservation pipeline production, the driving motor drives the driving impeller to drive shots fed into the feeding pipe, the driving impeller sends the shots out of the interior of the discharging opening, and therefore the shots conduct shot blasting on the interior of the heat preservation pipe; the first sliding rod is driven by the first spring to stretch out and draw back in the first fixing rod, the interior of the heat preservation pipe is supported through the rolling wheel, and therefore the feeding pipe and the washing head enter the interior of the heat preservation pipe to be limited, and then the washing head can effectively conduct rust removal operation on the heat preservation pipe.

Description

Technical Field

[0001] The utility model belongs to the technical field of pipeline processing, and specifically relates to a shot blasting and rust removal device used for the production of thermal insulation pipelines. Background Art

[0002] The shot blasting and rust removal device used in the production of thermal insulation pipes is an auxiliary device used in the production process of thermal insulation pipes to remove rust on the surface of the working steel pipes used to facilitate subsequent work. It has been widely used in the field of pipe processing;

[0003] After checking, the public (announcement) number: CN208147652U discloses a shot blasting and rust removal device for the production of thermal insulation pipes, "including a working box, a group of transmission pipes, a group of shot blasters, a storage box and a bucket elevator, the upper half area of ​​the right side wall of the storage box is connected to a feed hopper, and a leak-proof plate is arranged at the front end of the bottom of the working box; it also includes a group of left support rods, a group of right support rods, a group of left fixed plates, a group of right fixed plates, a group of fixed springs, a group of limit rods, a group of left limit plates and a group of right limit plates. A positioning plate is arranged in the right half area of ​​the working box, and a group of anti-slip pads are arranged on the right side wall of a group of left limit plates and the left side wall of a group of right limit plates respectively; it also includes a group of left rotating wheels, a group of right rotating wheels, a group of motors and a group of transmission shafts and other technical effects";

[0004] In the above-mentioned comparative documents, when shot blasting and rust removal is performed on the insulation pipe, only the outer wall of the insulation pipe can be shot blasted and rust removed, and the inner wall of the insulation pipe cannot be effectively rust-removed, so that when the insulation pipe is in use, the rust on the inner wall will affect the transported material, thereby affecting the use effect of the insulation pipe;

[0005] In order to solve the above problems, the present application proposes a shot blasting and rust removal device for the production of thermal insulation pipes. Utility Model Content

[0006] In view of the problems in the related technology, the utility model proposes a shot blasting and rust removal device for the production of thermal insulation pipes to overcome the above technical problems existing in the existing related technology.

[0007] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0008] A shot blasting and rust removal device for the production of thermal insulation pipes, comprising a feed pipe, an outer wall of the feed pipe is fixedly connected to a flushing head, an end of the flushing head away from the feed pipe is fixedly connected to a fixed shell, the interior of the fixed shell is fixedly connected to a drive motor, the output end of the drive motor is fixedly connected to a drive impeller, an inner wall of the flushing head is provided with a discharge port, an outer wall of the feed pipe is fixedly connected to a first fixed rod, an inner wall of the first fixed rod is fixedly connected to a first spring, an end of the first spring away from the first fixed rod is fixedly connected to a first sliding rod, an end of the first sliding rod away from the first fixed rod is fixedly connected to a mounting plate, and the inner wall of the mounting plate is rotatably connected to a roller.

[0009] Preferably, a plurality of discharge ports are provided, and the plurality of discharge ports are arranged in a circular array inside the flushing head.

[0010] By arranging the flushing head and the discharge port, it is achieved that the inner side wall of the insulation pipe of the flushing head can be evenly derusted through the multiple discharge ports opened on the outer side wall of the flushing head.

[0011] Preferably, a sliding groove is formed on the inner side wall of the first fixing rod, and the outer side wall of the first sliding rod is matched with the inner side wall of the sliding groove.

[0012] By providing the first fixing rod, the first spring and the first sliding rod, the first sliding rod is fixed inside the first fixing rod by the first spring, so that the first sliding rod can slide inside the first fixing rod.

[0013] Preferably, three of the first fixing rod, the first spring, the first sliding rod, the mounting plate and the roller are provided, and the three first fixing rods, the first spring, the first sliding rod, the mounting plate and the roller are arranged in a circular array on the outer wall of the feeding tube.

[0014] By setting the first fixed rod, the first spring, the first sliding rod, the mounting plate and the roller, it is possible to support the interior of the insulation pipe from different directions through the three first fixed rods, the first spring, the first sliding rod, the mounting plate and the roller, so that the feeding pipe can drive the flushing head to remove rust from the inner wall of the insulation pipe.

[0015] Preferably, the outer side wall of the roller is fitted with the pipeline body, the outer side wall of the first fixing rod is fixedly connected with the connecting rod, and the outer side wall of the connecting rod is fixedly connected with the second fixing rod.

[0016] By setting the pipeline body, the connecting rod and the second fixed rod, the connecting rod is installed between the two first fixed rods, so that the connecting rod supports and limits the second fixed rod, and the roller fits with the inner wall of the pipeline body, so that the feeding pipe and the flushing head can be limited inside the pipeline body.

[0017] Preferably, the inner side wall of the second fixed rod is fixedly connected with a second spring, one end of the second spring away from the second fixed rod is fixedly connected with a second sliding rod, and one end of the second sliding rod away from the second spring is fixedly connected with an arc scraper.

[0018] By arranging the second spring, the second sliding rod and the arc scraper, the second sliding rod is supported by the second spring, so that the second sliding rod drives the arc scraper to fit the inner wall of the pipe body, thereby pushing the projectiles remaining after shot blasting, thereby avoiding the accumulation of projectiles inside the pipe body.

[0019] To sum up, the technical effects and advantages of the utility model are as follows: the shot blasting and rust removal device for the production of insulated pipes drives the driving impeller through a driving motor to drive the projectiles fed into the feed pipe, so that the driving impeller sends the projectiles out from the inside of the discharge port, thereby causing the projectiles to perform shot blasting and rust removal on the inside of the insulation pipe, and the first sliding rod is driven by the first spring to extend and retract inside the first fixed rod, and the inside of the insulation pipe is supported by the roller, so that the feed pipe and the flushing head enter the inside of the insulation pipe for limiting, thereby effectively enabling the flushing head to perform rust removal operations on the insulation pipe.

[0020] The second fixed rod is installed on the outer side wall of the connecting rod through the connecting rod installed between the first fixed rods, and the second sliding rod is driven by the second spring to extend and retract inside the second fixed rod, so that the second sliding rod can drive the arc scraper to fit the inside of the pipe body, so that the second sliding rod can effectively drive the arc scraper to scrape the projectiles inside the pipe body, thereby preventing the projectiles from affecting the use of the pipe body inside the pipe body. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0022] Figure 2 This is a schematic diagram of the driving impeller and its related structures of the utility model;

[0023] Figure 3 This is a schematic diagram of the first spring and its related structures of the utility model;

[0024] Figure 4 The utility model is a schematic diagram of an arc scraper and its related structure.

[0025] In the figure: 1. feeding pipe; 2. flushing head; 3. fixed shell; 4. driving motor; 5. driving impeller; 6. discharge port; 7. first fixed rod; 8. first spring; 9. first sliding rod; 10. mounting plate; 11. roller; 12. pipeline body; 13. connecting rod; 14. second fixed rod; 15. second spring; 16. second sliding rod; 17. arc scraper. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0027] Reference Figure 1-3 A shot blasting and rust removal device for the production of heat-insulated pipes comprises a feeding pipe 1, a flushing head 2 is fixedly connected to the outer wall of the feeding pipe 1, a fixed shell 3 is fixedly connected to the end of the flushing head 2 away from the feeding pipe 1, a driving motor 4 is fixedly connected to the interior of the fixed shell 3, a driving impeller 5 is fixedly connected to the output end of the driving motor 4, a discharge port 6 is opened on the inner wall of the flushing head 2, a first fixed rod 7 is fixedly connected to the outer wall of the feeding pipe 1, a first spring 8 is fixedly connected to the inner wall of the first fixed rod 7, a first sliding rod 9 is fixedly connected to the end of the first spring 8 away from the first fixed rod 7, a mounting plate 10 is fixedly connected to the end of the first sliding rod 9 away from the first fixed rod 7, and a mounting plate 10 is fixedly connected to the mounting plate 10. The inner wall is rotatably connected to a roller 11, and the driving motor 4 is supported and limited by the fixed shell 3 to prevent the driving motor 4 from shaking during operation. The driving motor 4 can drive the driving impeller 5 to rotate inside the flushing head 2, and the driving impeller 5 can drive the projectiles sent into the flushing head 2 by the feeding pipe 1, so that the projectiles are ejected from the inside of the discharge port 6, so that the inner wall of the insulation pipe can be shot blasted and rust removed. The first sliding rod 9 is driven by the first spring 8 to move inside the first fixed rod 7, so that the first sliding rod 9 drives the mounting plate 10 and the roller 11 to fit with the inner wall of the insulation pipe, and then the feeding pipe 1 and the flushing head 2 can be supported and limited.

[0028] Reference Figure 2 A plurality of discharge ports 6 are provided, and the plurality of discharge ports 6 are arranged in a circular array inside the flushing head 2. By opening the plurality of discharge ports 6 in a circular array on the outer wall of the flushing head 2, the projectiles are discharged from the inside of the discharge port 6 under the drive of the driving impeller 5, so that the inner wall of the insulation pipe can be evenly derusted, so that the inner wall of the insulation pipe can be cleaned more thoroughly.

[0029] Reference Figure 3A slide groove is provided on the inner side wall of the first fixed rod 7, and the outer side wall of the first sliding rod 9 is adapted to the inner side wall of the slide groove. The slide groove provided inside the first fixed rod 7 is adapted to the first sliding rod 9, so that the first spring 8 can support the first sliding rod 9, so that the first sliding rod 9 can be effectively moved inside the first fixed rod 7, so that the feeding pipe 1 and the flushing head 2 can be effectively limited inside the insulation pipe, and then the rust removal operation can be effectively performed on the inside of the insulation pipe.

[0030] Reference Figure 3 There are three first fixed rods 7, first springs 8, first sliding rods 9, mounting plates 10 and rollers 11. The three first fixed rods 7, first springs 8, first sliding rods 9, mounting plates 10 and rollers 11 are arranged in a circular array on the outer wall of the feeding pipe 1. The feeding pipe 1 is supported in many aspects by the three first fixed rods 7, first springs 8, first sliding rods 9, mounting plates 10 and rollers 11, so that the feeding pipe 1 is located at the center of the insulation pipe.

[0031] Reference Figure 4 The outer wall of the roller 11 is attached to the pipe body 12, the outer wall of the first fixing rod 7 is fixedly connected to the connecting rod 13, and the outer wall of the connecting rod 13 is fixedly connected to the second fixing rod 14. The second fixing rod 14 can be supported by the connecting rod 13 installed between the two first fixing rods 7, so that the second fixing rod 14 is oriented between the two first fixing rods 7.

[0032] Reference Figure 4 The inner wall of the second fixed rod 14 is fixedly connected with a second spring 15, and the end of the second spring 15 away from the second fixed rod 14 is fixedly connected with a second sliding rod 16, and the end of the second sliding rod 16 away from the second spring 15 is fixedly connected with an arc scraper 17. The second sliding rod 16 is driven by the second spring 15 to telescopically move inside the second fixed rod 14, so that the second sliding rod 16 can drive the arc scraper 17 to fit with the inner wall of the pipe body 12, which can effectively scrape the residual projectiles inside the pipe body 12 to avoid the accumulation of projectiles inside the pipe body 12 and affect the use of the insulation pipe.

[0033] Working principle: by contracting the first sliding rod 9 inside the first fixed rod 7, the mounting plate 10 and the roller 11 installed on the top of the first sliding rod 9 are fitted with the inner wall of the pipe body 12, so that the feeding pipe 1 is located at the inner center of the pipe body 12 under the support of the first fixed rod 7, and the roller 11 rotates inside the mounting plate 10, so that the feeding pipe 1 moves driven by the roller 11, and the driving motor 4 drives the driving impeller 5 to operate, and drives the projectiles entering the inside of the flushing head 2, so that the projectiles are separated from the inside of the flushing head 2 from the inside of the discharge port 6, so that the projectiles remove rust from the inner wall of the pipe body 12. When removing rust, the second sliding rod 16 is supported and limited by the second spring 15, so that the second sliding rod 16 drives the arc scraper 17 to fit with the inner wall of the pipe body 12, so that the projectiles remaining after rust removal can be scraped, so as to avoid the projectiles remaining in the inside of the pipe body 12 and affecting the normal use of the pipe body 12.

[0034] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A shot blasting and rust removal device for the production of heat-insulated pipes, comprising a feed pipe (1), characterized in that: The outer wall of the feeding pipe (1) is fixedly connected to a flushing head (2), one end of the flushing head (2) away from the feeding pipe (1) is fixedly connected to a fixed shell (3), the interior of the fixed shell (3) is fixedly connected to a driving motor (4), the output end of the driving motor (4) is fixedly connected to a driving impeller (5), the inner wall of the flushing head (2) is provided with a discharge port (6), the outer wall of the feeding pipe (1) is fixedly connected to a first fixed rod (7), the inner wall of the first fixed rod (7) is fixedly connected to a first spring (8), the end of the first spring (8) away from the first fixed rod (7) is fixedly connected to a first sliding rod (9), the end of the first sliding rod (9) away from the first fixed rod (7) is fixedly connected to a mounting plate (10), and the inner wall of the mounting plate (10) is rotatably connected to a roller (11).

2. The shot blasting and rust removal device for the production of thermal insulation pipes according to claim 1 is characterized in that: A plurality of the discharge ports (6) are provided, and the plurality of the discharge ports (6) are arranged in a circular array inside the flushing head (2).

3. The shot blasting and rust removal device for the production of thermal insulation pipes according to claim 1 is characterized in that: The inner side wall of the first fixed rod (7) is provided with a sliding groove, and the outer side wall of the first sliding rod (9) is adapted to the inner side wall of the sliding groove.

4. The shot blasting and rust removal device for the production of thermal insulation pipes according to claim 1 is characterized in that: The first fixed rod (7), the first spring (8), the first sliding rod (9), the mounting plate (10) and the roller (11) are provided in three numbers, and the three first fixed rods (7), the first spring (8), the first sliding rod (9), the mounting plate (10) and the roller (11) are arranged in a circular array on the outer side wall of the feeding tube (1).

5. The shot blasting and rust removal device for the production of thermal insulation pipes according to claim 1 is characterized in that: The outer wall of the roller (11) is fitted with a pipe body (12), the outer wall of the first fixing rod (7) is fixedly connected to a connecting rod (13), and the outer wall of the connecting rod (13) is fixedly connected to a second fixing rod (14).

6. The shot blasting and rust removal device for the production of thermal insulation pipes according to claim 5 is characterized in that: The inner side wall of the second fixed rod (14) is fixedly connected to a second spring (15), one end of the second spring (15) away from the second fixed rod (14) is fixedly connected to a second sliding rod (16), and one end of the second sliding rod (16) away from the second spring (15) is fixedly connected to an arc-shaped scraper (17).

Images