Inner wall polishing and rust preventing device for steel pipe

Abstract

The invention provides a steel pipe inner wall polishing and rust preventing device which comprises a movable base, movable brake wheels, a first fixing plate, a storage box, an observation piece, a self-priming pump, an air pump, a fixing pipe, a threaded column, a rotatable storage polishing transmission frame structure, a pluggable lifting supporting auxiliary plate structure, a splicable polishing cleaning paint spraying frame structure and a rotatable stirring pipe structure. Movable brake wheels are fixed to the four corners of the bottom end of the movable base through bolts correspondingly. First fixing plates are fixed to the front face and the rear face of the right end of the movable base through bolts correspondingly. A storage box is fixed to the left side of the upper end of the movable base through bolts. According to the device, the air pump, the second rotating frame, the splicing frame, the polishing wheel, the purging pipe and the paint spraying pipe are arranged in a matched mode, the inner wall of the steel pipe is cleaned through the purging pipe by means of air pressure generated when the air pump works in the polishing and rust preventing process, and the purpose of polishing and cleaning is conveniently achieved.

Description

Technical Field

[0001] The invention belongs to the technical field of steel pipe processing and grinding equipment, and in particular relates to an inner wall grinding and rust prevention device for a steel pipe. Background Art

[0002] A steel pipe is a hollow rod-shaped structure. In practical applications, short steel pipes need to connect multiple steel pipes together, or assemble short steel pipes with other structures. Short steel pipes are widely used in people's daily lives, whether in house construction or on cars and ships. After manufacturing is completed or when the steel pipes are maintained after use, it is often necessary to grind the inner wall to prevent rust and corrosion from the inside during use, which affects the service life of the steel pipe. Existing steel pipes use inner wall grinding anti-rust devices. Summary of the invention

[0003] In order to solve the above technical problems, the present invention provides an inner wall grinding and anti-rust device for steel pipes. By improving the grinding mechanism during use, it is convenient to clean the inner wall of the steel pipe during grinding. The driving mechanism is improved during use to facilitate the grinding of the inner wall of the longer steel pipe. An auxiliary mechanism is set during use to facilitate the adjustment of the angle of the steel pipe during grinding.

[0004] A device for grinding and rust-proofing the inner wall of a steel pipe comprises a movable base, wherein movable brake wheels are bolted to the four corners of the bottom end of the movable base; a first fixing plate is bolted to the front right end and the rear right end of the movable base; a storage box is bolted to the left side of the upper end of the movable base; an observation piece is embedded in the middle position of the front end of the storage box; a self-priming pump is bolted to the front of the upper end of the storage box; an air pump is bolted to the front right side of the upper end of the movable base; a fixing pipe is bolted to the middle position of the upper right side of the movable base, and a threaded column is threadedly connected to the middle position of the upper end of the fixing pipe, characterized in that the threaded column A rotatable storage and polishing transmission frame structure is arranged at the top; a pluggable lifting support auxiliary plate structure is arranged between the first fixed plates; the rotatable storage and polishing transmission frame structure is connected with a splicable polishing, cleaning and painting frame structure; a rotatable stirring tube structure is arranged at the inner middle position of the storage box; the rotatable storage and polishing transmission frame structure comprises a second fixed plate, a support plate is fixed with bolts on the left side of the upper middle position of the second fixed plate; a driving motor is fixed with bolts on the left middle position of the support plate; a first rotating frame is fixed with bolts on the outer wall of the output shaft of the driving motor; a winding roller is connected with a pin shaft at the inner middle position of the right end of the first rotating frame.

[0005] Preferably, the pluggable lifting support auxiliary plate structure includes a support column, and a U-shaped frame is bolted to the top right side of the support column; the internal pin shaft at the right end of the U-shaped frame is connected to the electric telescopic rod; the right end pin shaft of the electric telescopic rod is connected to the upper part of the inner wall of the third fixed plate; the third fixed plate is bolted to the right side of the front end and the right side of the rear end of the lifting plate.

[0006] Preferably, the splicing, grinding, cleaning and paint spraying frame structure includes a second rotating frame, the right end of the second rotating frame is connected to a splicing frame; the right end outer wall of the splicing frame is bolted to a grinding wheel; the right side of the outer wall of the second rotating frame is bolted to the splicing frame; the left side of the outer wall of the second rotating frame is bolted to a paint spraying tube.

[0007] Preferably, the rotatable stirring tube structure includes a stirring motor, and a rotating tube is bolted to the outer wall of the output shaft of the stirring motor; a spiral plate is bolted to the outer wall of the rotating tube; and stirring rods are bolted to the left side of the upper end and the right side of the bottom end of the rotating tube respectively.

[0008] Compared with the prior art, the present invention has the following beneficial effects:

[0009] 1. In the present invention, the air pump, the second rotating frame, the splicing frame, the grinding wheel, the purge pipe and the paint spray pipe are arranged in coordination with each other, which is beneficial to the air pressure generated by the air pump during the grinding and rust prevention process, and then the inner wall of the steel pipe is cleaned through the purge pipe, so as to facilitate the purpose of grinding and cleaning.

[0010] 2. In the present invention, the setting of ... is conducive to the setting of the second fixed plate, the support plate, the driving motor, the first rotating frame and the winding roller, and is conducive to the steel wire rope wound around the outer wall of the winding roller during use, and is convenient for adjusting the work according to the specifications and length of the steel pipe during the grinding and rust prevention process, so as to facilitate the purpose of grinding and rust prevention of the inner wall of steel pipes of different specifications and lengths.

[0011] 3. In the present invention, the arrangement of the support column, U-shaped frame, electric telescopic rod, third fixed plate and lifting plate is conducive to moving the lifting plate to the bottom of one end of the steel pipe during the grinding and anti-rusting process, and then pulling the steel pipe through the electric telescopic rod, so as to facilitate the purpose of adjusting the angle of the steel pipe during the grinding and anti-rusting process. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a structural schematic diagram of the present invention.

[0013] Figure 2 It is a structural schematic diagram of the rotatable storage and grinding transmission frame structure of the present invention.

[0014] Figure 3It is a structural schematic diagram of the pluggable lifting support auxiliary plate structure of the present invention.

[0015] Figure 4 It is a structural schematic diagram of the paint spraying rack structure that can be spliced, polished, cleaned, and provided with the present invention.

[0016] Figure 5 It is a structural schematic diagram of the rotatable stirring tube structure of the present invention.

[0017] In the figure:

[0018] 1. Mobile base; 2. Mobile brake wheel; 3. First fixed plate; 4. Storage box; 5. Observation film; 6. Self-priming pump; 7. Air pump; 8. Fixed pipe; 9. Threaded column; 10. Rotatable storage and grinding transmission frame structure; 101. Second fixed plate; 102. Support plate; 103. Driving motor; 104. First rotating frame; 105. Winding roller; 11. Pluggable lifting support auxiliary plate structure; 111. Support column; 112. U-shaped frame; 113. Electric telescopic rod; 114. Third fixed plate; 115. Lifting plate; 12. Splicing grinding, cleaning and painting frame structure; 121. Second rotating frame; 122. Splicing frame; 123. Grinding wheel; 124. Blowing pipe; 125. Paint spraying pipe; 13. Rotatable stirring pipe structure; 131. Stirring motor; 132. Rotating pipe; 133. Spiral plate; 134. Stirring rod. DETAILED DESCRIPTION

[0019] The present invention will be described in detail below in conjunction with the accompanying drawings. Figure 1 and attached Figure 2As shown, a device for grinding and rust-proofing the inner wall of a steel pipe comprises a movable base 1, a movable brake wheel 2, a first fixed plate 3, a storage box 4, an observation piece 5, a self-priming pump 6, an air pump 7, a fixed pipe 8, a threaded column 9, a rotatable storage and grinding transmission frame structure 10, a pluggable lifting support auxiliary plate structure 11, a splicable grinding, cleaning and painting frame structure 12 and a rotatable stirring tube structure 13. The movable brake wheel 2 is bolted to the four corners of the bottom end of the movable base 1; the first fixed plate 3 is bolted to the front and rear of the right end of the movable base 1; the movable base 1 A storage box 4 is fixed with bolts on the left side of the upper end; an observation piece 5 is embedded in the middle position of the front end of the storage box 4; a self-priming pump 6 is fixed with bolts on the front of the upper end of the storage box 4; an air pump 7 is fixed with bolts on the front right side of the upper end of the mobile base 1; a fixing pipe 8 is fixed with bolts in the middle position of the upper right end of the mobile base 1, and a threaded column 9 is threadedly connected in the middle position of the upper end of the fixing pipe 8; a rotatable storage and grinding transmission frame structure 10 is provided at the top of the threaded column 9; a pluggable lifting support auxiliary plate structure 11 is provided between the first fixed plates 3; the rotatable The dynamic storage and grinding transmission frame structure 10 is connected to the splicing grinding, cleaning and painting frame structure 12; a rotatable stirring tube structure 13 is arranged in the middle position of the storage box 4; the rotatable storage and grinding transmission frame structure 10 includes a second fixed plate 101, a support plate 102, a drive motor 103, a first rotating frame 104 and a winding roller 105, and the support plate 102 is fixed to the left side of the middle position of the upper end of the second fixed plate 101 by bolts; the drive motor 103 is fixed to the middle position of the left side of the support plate 102 by bolts; the output shaft outer wall of the drive motor 103 is screwed The first rotating frame 104 is fixed with a bolt; a winding roller 105 is connected to a pin shaft at the middle position inside the right end of the first rotating frame 104; in the process of grinding and rust prevention of steel pipes, according to the specifications and length of the steel pipes to be ground and rust-proofed as needed, a steel wire rope of appropriate length and hardness is wound around the outer wall of the winding roller 105, which is convenient for length adjustment during the grinding and rust-proofing process, and during use, the first rotating frame 104 is driven to rotate by the driving motor 103, and then the steel wire rope wound around the outer wall of the winding roller 105 is used for transmission, which is convenient for the purpose of power transmission for grinding and rust prevention.

[0020] In this embodiment, combined with the Figure 3As shown, the pluggable lifting support auxiliary plate structure 11 includes a support column 111, a U-shaped frame 112, an electric telescopic rod 113, a third fixed plate 114 and a lifting plate 115, and the top right side of the support column 111 is bolted with a U-shaped frame 112; the right end internal pin of the U-shaped frame 112 is connected to the electric telescopic rod 113; the right end pin of the electric telescopic rod 113 is connected to the upper inner wall of the third fixed plate 114; the third fixed plate 114 is bolted to the front right side and the rear right side of the lifting plate 115 respectively; when in use, the mobile base 1 is pushed to move, and then the mobile base 1 is pushed to a suitable position according to work needs and working environment, and the external power supply and external control equipment are connected by external wires to push the lifting plate 115 to the bottom of one end of the steel pipe to be polished, and then the electric telescopic rod 113 is controlled to start working, and the lifting plate 115 is driven to move, so as to achieve the purpose of tilting during the steel pipe polishing process.

[0021] In this embodiment, combined with the Figure 4 As shown, the splicing grinding and cleaning paint spraying frame structure 12 includes a second rotating frame 121, a splicing frame 122, a grinding wheel 123, a purging pipe 124 and a paint spraying pipe 125. The right end of the second rotating frame 121 is connected to the splicing frame 122; the right end outer wall of the splicing frame 122 is bolted with a grinding wheel 123; the right side of the outer wall of the second rotating frame 121 is bolted with the splicing frame 122; the left side of the outer wall of the second rotating frame 121 is bolted with the paint spraying pipe 125; after moving one end of the steel pipe to the right side of the upper end of the lifting plate 115 and adjusting the angle of the steel pipe, then on the right end outer wall of the splicing frame 122, according to the specifications of the steel pipe, select a grinding wheel 123 of appropriate specifications. 23 is fixed on the outer wall of the right end of the splicing frame 122, and the second rotating frame 121 is placed inside the steel pipe, and then the driving motor 103 drives the first rotating frame 104 and the winding roller 105 and the set wire rope to drive the second rotating frame 121 to rotate, and in the process of rotation, the grinding wheel 123 grinds and removes rust on the inner wall of the steel pipe, and in the process of grinding and rust prevention, the purge pipe 124 and the air pump 7 pipeline are connected, and then the inner wall of the steel pipe is cleaned, and after grinding and rust removal, when the second rotating frame 121 is pulled back, the power generated by the self-priming pump 6 is used to transport the anti-rust paint to the inside of the paint spraying pipe 125, and then the anti-rust paint is sprayed on the inner wall of the steel pipe through the set nozzle.

[0022] In this embodiment, combined with the Figure 5As shown, the rotatable stirring tube structure 13 includes a stirring motor 131, a rotating tube 132, a spiral plate 133 and a stirring rod 134, the rotating tube 132 is bolted to the outer wall of the output shaft of the stirring motor 131; the spiral plate 133 is bolted to the outer wall of the rotating tube 132; the stirring rod 134 is bolted to the left side of the upper end and the right side of the bottom end of the rotating tube 132 respectively; and before grinding and rust removal, anti-rust paint is added through the filling port set at the rear of the upper end of the storage box 4, and then the stirring motor 131 drives the rotating tube 132 to rotate, and drives the spiral plate 133 and the stirring rod 134 to rotate, and then the anti-rust material is stirred during the rotation process, thereby completing the grinding and rust prevention of the inner wall of the steel pipe.

[0023] In this embodiment, specifically, the observation piece 5 is made of a transparent tempered glass sheet; the feed port of the self-priming pump 6 is connected to the front of the left bottom of the storage box 4 through a pipeline; and an anti-rust paint filling port is opened at the rear of the upper end of the storage box 4.

[0024] In this embodiment, specifically, the output shaft of the driving motor 103 passes through the middle position inside the upper end of the support plate 102 and a bearing is provided at the connection; the winding roller 105 adopts an H-shaped PVC roller and the outer wall of the winding roller 105 is wrapped with a steel wire rope.

[0025] In this embodiment, specifically, the upper end of the threaded column 9 is inserted into the middle position inside the bottom end of the second fixing plate 101 and a bearing is provided at the connection.

[0026] In this embodiment, specifically, the electric telescopic rod 113 is respectively arranged in front of and behind the upper end of the lifting plate 115; the lifting plate 115 is made of a stainless steel plate with a concave right end.

[0027] In the present embodiment, specifically, the support column 111 is bolted to the front right side and the rear right side of the upper end of the mobile base 1 respectively; the left end pin shaft of the lifting plate 115 is connected to the right side between the first fixed plates 3.

[0028] In this embodiment, specifically, the purge pipe 124 is arranged on the right side of the paint spray pipe 125 and the outer walls of the purge pipe 124 and the paint spray pipe 125 are respectively threadedly connected with nozzles; a bearing is arranged between the second rotating frame 121 and the purge pipe 124.

[0029] In the present embodiment, specifically, the right end of the steel wire rope wound around the outer wall of the winding roller 105 is bolted to the middle position of the left end of the second rotating frame 121; the left end of the paint spraying pipe 125 is connected to the self-priming pump 6 through a pipe; and the purge pipe 124 is connected to the air pump 7 through a pipe.

[0030] In this embodiment, specifically, the stirring rod 134 is made of stainless steel and is respectively arranged at the left and right ends of the spiral plate 133; the rotating tube 132 is made of stainless steel.

[0031] In this embodiment, specifically, the stirring motor 131 is bolted to the middle position on the right side of the storage box 4; the rotating tube 132 is inserted into the middle position inside the storage box 4 and a bearing is provided at the connection.

[0032] How it works

[0033] In the present invention, during the process of grinding and rust prevention of steel pipes, according to the specifications and length of the steel pipes to be ground and rust-proofed, a steel wire rope of appropriate length and hardness is wound around the outer wall of the winding roller 105, so as to facilitate the length adjustment work during the grinding and rust-proofing process, and during use, the first rotating frame 104 is driven to rotate by the driving motor 103, and then the steel wire rope wound around the outer wall of the winding roller 105 is used for transmission, so as to facilitate the purpose of power transmission for grinding and rust-proofing. When in use, the mobile base 1 is pushed to move, and then the mobile base 1 is moved according to the rotation of the rotating base 104. According to the work needs and working environment, the mobile base 1 is pushed to a suitable position, and the external power supply and external control equipment are connected by an external wire, and the lifting plate 115 is pushed to the bottom of one end of the steel pipe to be polished, and then the electric telescopic rod 113 is controlled to start working, and the lifting plate 115 is driven to move, so as to achieve the purpose of tilting during the steel pipe polishing process. After one end of the steel pipe is moved to the right side of the upper end of the lifting plate 115, and the angle of the steel pipe is adjusted, then on the right end outer wall of the splicing frame 122, according to the specifications of the steel pipe, a suitable The grinding wheel 123 of a certain specification is fixed on the outer wall of the right end of the splicing frame 122, and the second rotating frame 121 is placed inside the steel pipe, and then the driving motor 103 drives the first rotating frame 104 and the winding roller 105 and the set wire rope to drive the second rotating frame 121 to rotate, and in the process of rotation, the grinding wheel 123 grinds and removes rust on the inner wall of the steel pipe, and in the process of grinding and rust prevention, the inner wall of the steel pipe is connected through the purge pipe 124 and the air pump 7 pipeline, and then the inner wall of the steel pipe is cleaned, and after grinding and rust removal, the second When the second rotating frame 121 is pulled back, the power generated by the self-priming pump 6 is used to transport the anti-rust paint to the inside of the paint spraying pipe 125, and the anti-rust paint is sprayed on the inner wall of the steel pipe through the set nozzle. Before grinding and rust removal, the anti-rust paint is added through the filling port set at the rear of the upper end of the storage box 4, and then the stirring motor 131 drives the rotating tube 132 to rotate, and drives the spiral plate 133 and the stirring rod 134 to rotate, and then the anti-rust material is stirred during the rotation process, thereby completing the grinding and rust prevention of the inner wall of the steel pipe.

[0034] Utilizing the technical solution described in the present invention, or those skilled in the art designing a similar technical solution inspired by the technical solution of the present invention to achieve the above-mentioned technical effects, all fall within the protection scope of the present invention.

Claims

1. A device for grinding and rust-proofing the inner wall of a steel pipe, comprising a movable base (1), wherein movable brake wheels (2) are bolted to the four corners of the bottom end of the movable base (1); a first fixing plate (3) is bolted to the front right end and the rear right end of the movable base (1); a storage box (4) is bolted to the left side of the upper end of the movable base (1); an observation piece (5) is embedded in the middle position of the front end of the storage box (4); a self-priming pump (6) is bolted to the front of the upper end of the storage box (4); an air pump (7) is bolted to the front right side of the upper end of the movable base (1); a fixing pipe (8) is bolted to the middle position of the upper right side of the movable base (1), and a threaded column (9) is threadedly connected to the middle position of the upper end of the fixing pipe (8); characterized in that The top of the threaded column (9) in the inner wall grinding and rust prevention device for steel pipes is provided with a rotatable storage and grinding transmission frame structure (10); a pluggable lifting support auxiliary plate structure (11) is provided between the first fixed plates (3); the rotatable storage and grinding transmission frame structure (10) is connected with a splicable grinding, cleaning and painting frame structure (12); a rotatable stirring tube structure (13) is provided in the middle position inside the storage box (4); the rotatable storage and grinding transmission frame structure (10) includes a second fixed plate (101), and a support plate (102) is bolted to the left middle position of the upper end of the second fixed plate (101); a driving motor (103) is bolted to the middle position on the left side of the supporting plate (102); a first rotating frame (104) is bolted to the outer wall of the output shaft of the driving motor (103); a winding roller (105) is connected to the pin shaft at the middle position inside the right end of the first rotating frame (104).

2. The inner wall grinding and rust prevention device for steel pipe according to claim 1, characterized in that: The pluggable lifting support auxiliary plate structure (11) includes a support column (111), and a U-shaped frame (112) is bolted to the top right side of the support column (111); the internal pin shaft at the right end of the U-shaped frame (112) is connected to the electric telescopic rod (113); the right end pin shaft of the electric telescopic rod (113) is connected to the upper part of the inner wall of the third fixed plate (114); the third fixed plate (114) is bolted to the right side of the front end and the right side of the rear end of the lifting plate (115).

3. The inner wall grinding and rust prevention device for steel pipe according to claim 1, characterized in that: The splicing, grinding, cleaning and paint spraying frame structure (12) comprises a second rotating frame (121), the right end of the second rotating frame (121) is connected to a splicing frame (122); a grinding wheel (123) is bolted to the outer wall of the right end of the splicing frame (122); the splicing frame (122) is bolted to the right side of the outer wall of the second rotating frame (121); and a paint spraying tube (125) is bolted to the left side of the outer wall of the second rotating frame (121).

4. The inner wall grinding and rust prevention device for steel pipe according to claim 1, characterized in that: The rotatable stirring tube structure (13) comprises a stirring motor (131), a rotating tube (132) being bolted to the outer wall of the output shaft of the stirring motor (131); a spiral plate (133) being bolted to the outer wall of the rotating tube (132); and stirring rods (134) being bolted to the left side of the upper end and the right side of the lower end of the rotating tube (132), respectively.

5. The inner wall grinding and rust prevention device for steel pipe according to claim 1, characterized in that: The output shaft of the driving motor (103) passes through the middle position of the upper end of the support plate (102) and is provided with a bearing at the connection; the winding roller (105) adopts an H-shaped PVC roller and the outer wall of the winding roller (105) is wound with a steel wire rope.

6. The inner wall grinding and rust prevention device for steel pipe according to claim 1, characterized in that: The upper end of the threaded column (9) is inserted into the middle position inside the bottom end of the second fixing plate (101) and a bearing is arranged at the connection.

7. The inner wall grinding and rust prevention device for steel pipe according to claim 2, characterized in that: The support column (111) is bolted to the front right side and the rear right side of the upper end of the mobile base (1) respectively; the left end pin of the lifting plate (115) is connected to the right side between the first fixed plates (3).

8. The inner wall grinding and rust prevention device for steel pipe according to claim 3, characterized in that: The right end of the steel wire rope wound around the outer wall of the winding roller (105) is bolted to the middle position of the left end of the second rotating frame (121); the left end of the paint spraying pipe (125) is connected to the self-priming pump (6) through a pipeline; and the purge pipe (124) is connected to the air pump (7) through a pipeline.

9. The inner wall grinding and rust prevention device for steel pipe according to claim 4, characterized in that: The stirring motor (131) is bolted to the middle position of the right side of the storage box (4); the rotating tube (132) is inserted into the middle position inside the storage box (4) and a bearing is provided at the connection.

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