CN114433575A - Steel pipe internal rust removing equipment for construction site - Google Patents

Steel pipe internal rust removing equipment for construction site Download PDF

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Publication number
CN114433575A
CN114433575A CN202210169481.3A CN202210169481A CN114433575A CN 114433575 A CN114433575 A CN 114433575A CN 202210169481 A CN202210169481 A CN 202210169481A CN 114433575 A CN114433575 A CN 114433575A
Authority
CN
China
Prior art keywords
steel pipe
fixed
assembly
rust removing
subassembly
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202210169481.3A
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Chinese (zh)
Inventor
林雄
周卿飞
林灼金
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ganzhou Funiu Metal Product Co ltd
Original Assignee
Ganzhou Funiu Metal Product Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ganzhou Funiu Metal Product Co ltd filed Critical Ganzhou Funiu Metal Product Co ltd
Priority to CN202210169481.3A priority Critical patent/CN114433575A/en
Publication of CN114433575A publication Critical patent/CN114433575A/en
Pending legal-status Critical Current

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B9/00Cleaning hollow articles by methods or apparatus specially adapted thereto 
    • B08B9/02Cleaning pipes or tubes or systems of pipes or tubes
    • B08B9/027Cleaning the internal surfaces; Removal of blockages
    • B08B9/04Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes
    • B08B9/043Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes moved by externally powered mechanical linkage, e.g. pushed or drawn through the pipes
    • B08B9/0436Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes moved by externally powered mechanical linkage, e.g. pushed or drawn through the pipes provided with mechanical cleaning tools, e.g. scrapers, with or without additional fluid jets
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B13/00Accessories or details of general applicability for machines or apparatus for cleaning

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Cleaning In General (AREA)

Abstract

The invention provides a device for removing rust in a steel pipe based on a construction site, and relates to the field of construction equipment. This equipment is clear away based on inside rust of steel pipe for building site, including supporting component, fixed subassembly, drive assembly and clearance subassembly, fixed subassembly links to each other with the supporting component, drive assembly links to each other with the supporting component, the clearance subassembly links to each other with drive assembly, fixed subassembly includes fixed case and two rolling discs, the inside both sides through-hole inner wall of fixed case all is provided with four spacing grooves, the inside sliding connection of spacing groove has the limiting plate, the lower extreme of activity post runs through the spacing groove and extends to the tight piece of the inside through-hole internal fixedly connected with clamp of fixed case. Drive the clearance subassembly through drive assembly and can carry out inside rust cleaning operation to not unidimensional steel pipe, simple easy operation uses the flexibility strong, has solved the artifical unable better problem of cleaing away the inside rust of steel pipe.

Description

Based on inside iron rust cleaning equipment of steel pipe for building site
Technical Field
The invention relates to the technical field of construction equipment, in particular to a steel pipe internal rust removing device for a construction site.
Background
Steel pipe having a hollow cross section with a length substantially greater than the diameter or circumference of the steel. The steel pipe is divided into round, square, rectangular and special-shaped steel pipes according to the shape of the cross section; the steel pipe is divided into a carbon structural steel pipe, a low-alloy structural steel pipe, an alloy steel pipe and a composite steel pipe according to the material quality; the steel pipes are divided into steel pipes for conveying pipelines, engineering structures, thermal equipment, petrochemical industry, machinery manufacturing, geological drilling, high-pressure equipment and the like according to the application; the production process includes seamless steel pipe and welded steel pipe, the seamless steel pipe includes hot rolling and cold rolling (drawing), and the welded steel pipe includes straight seam welded steel pipe and spiral seam welded steel pipe.
The building site generally uses circular steel pipe, and the effect of steel pipe in the building site is very big, and the inside structure frame of building site all uses the steel pipe to build and forms. Because the steel pipe is placed in the open air, after long-time placement, the outside and the inside of steel pipe all can rust, therefore the steel pipe need remove rust to it after long-time use, and the outside iron rust manual work of steel pipe is easily clear away, but its inside iron rust has the difficulty of clearing away, the not good problem of cleaning effect.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a steel pipe internal rust removing device based on a building site, which solves the problems that the rust in the steel pipe is not easy to remove and the removing effect is poor.
In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides an equipment is clear away to inside rust of steel pipe based on building site, includes supporting component, fixed subassembly, drive assembly and clearance subassembly, fixed subassembly links to each other with the supporting component, drive assembly links to each other with the supporting component, clearance subassembly links to each other with drive assembly, fixed subassembly includes fixed case and two rolling discs, the inside both sides through-hole inner wall of fixed case all is provided with four spacing grooves, the inside sliding connection of spacing groove has the limiting plate, the lower extreme fixedly connected with activity post of limiting plate, the lower extreme of activity post runs through the spacing groove and extends to the tight piece of the inside through-hole internal fixedly connected with clamp of fixed case, the outside of activity post is provided with the spring, two the rolling disc sets up the left and right sides at the fixed case.
Preferably, the supporting component comprises a supporting base and a conveying square pipe, and the conveying square pipe is arranged at the lower end of the supporting component.
Preferably, drive assembly includes electronic guide rail, frame, motor and transfer line, electronic guide rail installs on the top of supporting the base, the top of electronic guide rail is connected with the slide, the lower extreme of frame links to each other with the top of slide, the top at the frame is installed to the motor, the one end of transfer line links to each other with the output of motor, the other end and the clearance subassembly of transfer line link to each other.
Preferably, the clearance subassembly includes fixed column and four scraper blades, the inside rotation of fixed column is connected with two-way threaded rod, the one end of two-way threaded rod is rotated and is connected on the inner wall of fixed column, the other end of two-way threaded rod runs through the fixed column and extends to the outside fixedly connected with plum blossom knob of fixed column.
Preferably, the external thread of the bidirectional threaded rod is connected with two thread sleeves, the periphery of the outside of each thread sleeve is rotatably connected with a connecting rod, and the other ends of the four connecting rods are rotatably connected with the scraping plates at corresponding positions.
Preferably, the lower end of the fixed box is connected with the left side of the top end of the supporting base, the inner side of the rotating disc is connected with the four clamping blocks at the corresponding positions on one side in a meshed mode, and a steel pipe is arranged in a through hole in the fixed box.
Preferably, the outer part of the steel pipe is in contact with the inner sides of the clamping blocks at the corresponding positions, and two ends of the steel pipe are arranged in the surrounding areas of the four clamping blocks at the corresponding positions.
Preferably, the scraping plate is connected in an external through hole at a corresponding position of the fixed column in a sliding mode, and the outer portion of the scraping plate is in contact with the inner wall of the rotating disc.
The working principle is as follows: when the device is used for derusting the inside of a steel pipe, firstly, the two-way threaded rod is driven to rotate in the fixed column by rotating the quincunx knob, the two threaded sleeves connected by external threads are driven to move oppositely by the two threaded sleeves in the rotating process, the connecting rod rotationally connected with the outside is driven to rotate by the two threaded sleeves in the relative moving process, the scraper rotationally connected with the other end can be driven to slide outwards in the external through hole of the fixed column by the rotation of the connecting rod, when the scraper slides until the outer surface of the scraper contacts with the inner wall of the steel pipe, the quincunx knob stops rotating, the cleaning assembly can ensure that the steel pipe can be cleaned, then the steel pipe is placed in the through hole of the fixed box, and both ends of the steel pipe are placed in the surrounding area of the clamping block, then the rotating disc at one end is rotated, and the inner through hole of the rotating disc is meshed with the outside of the clamping block in the rotating process, the rotating disc can move to the inner side of the clamping block at a point, the clamping block can drive the clamping block at the corresponding position to gather after being subjected to extrusion force, the clamping block can clamp and fix the steel pipe in the surrounding area in the gathering process, and the steel pipe fixing device can obtain the steel pipe fixing device by the same principle, the rotating disc at the other end can clamp and fix the other end of the steel pipe, the two ends of the steel pipe are fixed in an emergency manner, so that the stability of the steel pipe in the rust removal process is ensured, the shaking of the steel pipe is reduced, after the steel pipe is fixed, the motor can be started to operate to drive the fixing column to rotate inside the steel pipe, the scraping plate outside the fixing column is contacted with the inner wall of the steel pipe in the steel pipe rotating process, the iron rust removing effect is achieved by rotating, then the electric guide rail is started to operate to drive the motor to move in the transverse horizontal direction, and the fixing column of the motor can synchronously move inside the steel pipe in the moving process, therefore, the inside of the steel pipe can be subjected to omnibearing rust removal, and the removal effect is ensured.
The invention provides a device for removing rust in a steel pipe based on a construction site. The method has the following beneficial effects:
1. according to the invention, the steel pipe is placed in the through hole of the fixed box, the two ends of the steel pipe are placed in the surrounding area of the clamping block, then the rotating disc at one end is rotated, the rotating disc can drive the clamping block at the corresponding position to gather in the rotating process, the clamping block can clamp and fix the steel pipe in the surrounding area in the gathering process, and similarly, the rotating disc at the other end can clamp and fix the other end of the steel pipe by rotating, and the two ends of the steel pipe are fixed emergently, so that the stability of the steel pipe in derusting is ensured, the shake of the steel pipe in derusting is reduced, the normal derusting work of equipment is ensured, and the working efficiency of derusting of the equipment is improved.
2. According to the invention, the quincuncial knob is rotated to drive the scraper to slide outwards in the outer through hole of the fixed column, when the scraper slides to the position that the outer surface of the scraper is contacted with the inner wall of the steel pipe, the quincuncial knob stops rotating, and the scraper is tightly contacted with the inner wall of the rotating disc, so that the rust cleaning effect of the scraper on the inner part of the steel pipe can be ensured.
3. According to the invention, the driving assembly drives the cleaning assembly to perform internal rust removal operation on steel pipes with different sizes, so that the device is simple and easy to operate, has strong use flexibility, and solves the problem that rust in the steel pipes cannot be removed well by manpower.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic view of a portion of the driving assembly of the present invention;
FIG. 3 is a schematic cross-sectional view of a fixing box according to the present invention;
FIG. 4 is a schematic view of a cleaning assembly according to the present invention;
FIG. 5 is an enlarged view taken at A in FIG. 3;
FIG. 6 is an enlarged view at B in FIG. 3;
fig. 7 is a schematic view of a fixing post structure according to the present invention.
Wherein, 1, supporting the assembly; 101. a support base; 102. carrying the square tube; 2. a fixing assembly; 201. a fixed box; 202. a limiting groove; 203. a limiting plate; 204. a movable post; 205. a spring; 206. a clamping block; 207. rotating the disc; 208. a steel pipe; 3. a drive assembly; 301. an electric rail; 302. a slide base; 303. a machine base; 304. a motor; 305. a transmission rod; 4. cleaning the assembly; 401. fixing a column; 402. a bidirectional threaded rod; 403. a quincuncial knob; 404. a threaded sleeve; 405. a connecting rod; 406. a scraper.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example (b):
as shown in fig. 1 to 7, an embodiment of the present invention provides a steel pipe internal rust removing apparatus for a construction site, including a supporting assembly 1, a fixing assembly 2, a driving assembly 3, and a cleaning assembly 4, wherein the fixing assembly 2 is connected to the supporting assembly 1, the driving assembly 3 is connected to the supporting assembly 1, the cleaning assembly 4 is connected to the driving assembly 3, the fixing assembly 2 includes a fixing box 201 and two rotating discs 207, four limiting grooves 202 are respectively disposed on inner walls of through holes on two sides of an inner portion of the fixing box 201, a limiting plate 203 is slidably connected to an inner portion of the limiting groove 202, a movable column 204 is fixedly connected to a lower end of the limiting plate 203, a clamping block 206 is fixedly connected to a lower end of the movable column 204 penetrating through the limiting groove 202 and extending into the inner through hole of the fixing box 201, a spring 205 is disposed on an outer portion of the movable column 204, the two rotating discs 207 are disposed on left and right sides of the fixing box 201, the lower end of the fixing box 201 is connected to a left side of a top end of the supporting base 101, the inner side of the rotating disc 207 is engaged with the four clamping blocks 206 at corresponding positions on one side, a steel pipe 208 is arranged in an inner through hole of the fixed box 201, the outer part of the steel pipe 208 is contacted with the inner sides of the clamping blocks 206 at corresponding positions, two ends of the steel pipe 208 are arranged in the surrounding areas of the four clamping blocks 206 at corresponding positions, the steel pipe 208 is placed in the through hole of the fixed box 201, two ends of the steel pipe 208 are arranged in the surrounding areas of the clamping blocks 206, then the rotating disc 207 at one end is rotated, the rotating disc 207 moves to one point inside the clamping blocks 206 due to the fact that the inner through hole of the rotating disc 207 is engaged with the outer parts of the clamping blocks 206 in the rotating process, the clamping blocks 206 at corresponding positions are driven to be gathered together after being subjected to extrusion force, the clamping blocks 206 can clamp and fix the steel pipe 208 in the surrounding areas in the gathering process, and the rotating disc 207 at the other end can clamp and fix the other end of the steel pipe 208 in the same way, through the urgent fixation to the both ends of steel pipe 208 to guaranteed steel pipe 208 stability when removing rust, reduced steel pipe 208 and rocked.
The support assembly 1 includes a support base 101 and a carrier tube 102, the carrier tube 102 is provided at a lower end of the support assembly 1, and the equipment can be easily carried by inserting a square steel pipe into the carrier tube 102.
The driving assembly 3 comprises an electric guide rail 301, a base 303, a motor 304 and a transmission rod 305, the electric guide rail 301 is installed at the top end of the supporting base 101, the top end of the electric guide rail 301 is connected with a sliding base 302, the lower end of the base 303 is connected with the top end of the sliding base 302, the motor 304 is installed at the top end of the base 303, one end of the transmission rod 305 is connected with the output end of the motor 304, the other end of the transmission rod 305 is connected with the cleaning assembly 4, the motor 304 and the transmission rod 305 at the output end can horizontally move through the electric guide rail 301 and the sliding base 302, the transmission rod 305 moves so as to realize synchronous movement of the cleaning assembly 4 with fixedly connected end parts, the omnibearing iron inside the steel pipe 208 is cleaned, the quality of the rust removing work of the steel pipe 208 is effectively ensured, the motor 304 drives the transmission rod 305 to rotate, and the transmission rod 305 synchronously drives the cleaning assembly 4 at the end part to rotate in the rotating process, cleaning assembly 4 is rotated to remove rust from the interior of steel tube 208.
The cleaning assembly 4 comprises a fixed column 401 and four scraping plates 406, a bidirectional threaded rod 402 is rotatably connected inside the fixed column 401, one end of the bidirectional threaded rod 402 is rotatably connected on the inner wall of the fixed column 401, the other end of the bidirectional threaded rod 402 penetrates through the fixed column 401 and extends to the outside of the fixed column 401 to be fixedly connected with a plum blossom-shaped knob 403, two thread sleeves 404 are in threaded connection with the outside of the bidirectional threaded rod 402, connecting rods 405 are rotatably connected around the outside of the thread sleeves 404, the other ends of the four connecting rods 405 are rotatably connected with the scraping plates 406 at corresponding positions, the scraping plates 406 are slidably connected in outer through holes at corresponding positions of the fixed column 401, the outside of the scraping plates 406 is in contact with the inner wall of the rotating disc 207, the plum blossom-shaped knob 403 is rotated to drive the bidirectional threaded rod 402 to rotate inside the fixed column 401, and the bidirectional threaded rod 402 drives the two thread sleeves 404 in external threaded connection to relatively move in the rotating process, thereby two thread bush 404 drive outside rotation connection's connecting rod 405 rotate at the relative motion in-process, thereby connecting rod 405's rotation can drive the other end and rotate the scraper blade 406 of connection and outwards slide in the outside through-hole of fixed column 401, scraper blade 406 is when sliding to the inner wall of its surface and steel pipe 208 and contacting, the rotation stop plum blossom knob 403, inner wall in close contact with through scraper blade 406 and rolling disc 207, thereby can guarantee the effect of cleaing away of scraper blade 406 to the inside iron rust of steel pipe 208, thereby can realize through this mode that this clearance subassembly 4 can clear up with the steel pipe 208 of different diameters, its use commonality improves greatly when having guaranteed the inside iron rust cleaning quality of steel pipe 208, application scope is wider.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. The utility model provides an inside rust cleaning equipment of steel pipe for building site, includes supporting component (1), fixed subassembly (2), drive assembly (3) and clearance subassembly (4), its characterized in that: the fixed assembly (2) is connected with the supporting assembly (1), the driving assembly (3) is connected with the supporting assembly (1), and the cleaning assembly (4) is connected with the driving assembly (3);
fixed subassembly (2) are including fixed case (201) and two rolling discs (207), the inside both sides through-hole inner wall of fixed case (201) all is provided with four spacing grooves (202), the inside sliding connection of spacing groove (202) has limiting plate (203), the lower extreme fixedly connected with activity post (204) of limiting plate (203), the lower extreme of activity post (204) runs through spacing groove (202) and extends to the inside through-hole internal fixation who fixes case (201) and presss from both sides tight piece (206), the outside of activity post (204) is provided with spring (205), two rolling discs (207) set up the left and right sides at fixed case (201).
2. The inside rust removing apparatus for steel pipes on a construction site according to claim 1, wherein: the supporting component (1) comprises a supporting base (101) and a conveying square pipe (102), and the conveying square pipe (102) is arranged at the lower end of the supporting component (1).
3. The inside rust removing apparatus for steel pipes based on construction sites according to claim 2, wherein: drive assembly (3) include electronic guide rail (301), frame (303), motor (304) and transfer line (305), the top at support base (101) is installed in electronic guide rail (301), the top of electronic guide rail (301) is connected with slide (302), the lower extreme of frame (303) links to each other with the top of slide (302), the top at frame (303) is installed in motor (304), the one end of transfer line (305) links to each other with the output of motor (304), the other end of transfer line (305) links to each other with clearance subassembly (4).
4. The inside rust removing apparatus for steel pipes on a construction site according to claim 1, wherein: the cleaning assembly (4) comprises a fixing column (401) and four scraping plates (406), the inner portion of the fixing column (401) is connected with a bidirectional threaded rod (402) in a rotating mode, one end of the bidirectional threaded rod (402) is connected to the inner wall of the fixing column (401) in a rotating mode, and the other end of the bidirectional threaded rod (402) penetrates through the fixing column (401) and extends to an outer fixedly connected plum blossom knob (403) of the fixing column (401).
5. The inside rust removing apparatus for steel pipes on a construction site according to claim 4, wherein: the outer thread of the bidirectional threaded rod (402) is connected with two thread sleeves (404), the periphery of the outer portion of each thread sleeve (404) is rotatably connected with a connecting rod (405), and the other ends of the four connecting rods (405) are rotatably connected with scraping plates (406) at corresponding positions.
6. The inside rust removing apparatus based on steel pipe for construction site according to claim 1, characterized in that: the lower end of the fixed box (201) is connected with the left side of the top end of the supporting base (101), the inner side of the rotating disc (207) is meshed and connected with the four clamping blocks (206) at corresponding positions on one side, and a steel pipe (208) is arranged in a through hole in the fixed box (201).
7. The inside rust removing apparatus for steel pipes based on construction sites according to claim 6, wherein: the outer portion of the steel pipe (208) is in contact with the inner sides of the clamping blocks (206) at corresponding positions, and two ends of the steel pipe (208) are arranged in surrounding areas of the four clamping blocks (206) at corresponding positions.
8. The inside rust removing apparatus for steel pipes based on construction sites according to claim 4, wherein: the scraping plate (406) is connected in an external through hole at the corresponding position of the fixed column (401) in a sliding mode, and the outer portion of the scraping plate (406) is in contact with the inner wall of the rotating disc (207).
CN202210169481.3A 2022-02-18 2022-02-18 Steel pipe internal rust removing equipment for construction site Pending CN114433575A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202210169481.3A CN114433575A (en) 2022-02-18 2022-02-18 Steel pipe internal rust removing equipment for construction site

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202210169481.3A CN114433575A (en) 2022-02-18 2022-02-18 Steel pipe internal rust removing equipment for construction site

Publications (1)

Publication Number Publication Date
CN114433575A true CN114433575A (en) 2022-05-06

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CN (1) CN114433575A (en)

Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101497075A (en) * 2009-02-16 2009-08-05 黄永江 Machine for cleaning inner wall of steel tube
JP2012192428A (en) * 2011-03-15 2012-10-11 Nippon Steel Engineering Co Ltd Internal clamping apparatus
CN108637365A (en) * 2018-07-24 2018-10-12 陈晨 A kind of aluminium-alloy pipe cutting equipment clamped based on inside
CN109794475A (en) * 2017-11-16 2019-05-24 西安思途米环保科技有限公司 A kind of cleaning device convenient for being cleaned to pipe inner wall
CN209303375U (en) * 2018-12-26 2019-08-27 江苏工程职业技术学院 A kind of intelligent pipeline cleaning device
CN110976448A (en) * 2019-12-03 2020-04-10 宣城久悠谷电子科技有限公司 Metal pipe inner wall refuse treatment instrument
CN211456565U (en) * 2020-03-09 2020-09-08 青岛研博电子有限公司 Wire folding prevention pipe sleeve
CN212577045U (en) * 2020-04-30 2021-02-23 张贺先 Chemical pipeline cleaning device
CN213673720U (en) * 2020-10-14 2021-07-13 无锡铁川精密机械有限公司 Self-adaptive clamping tool for blade machining
CN214080020U (en) * 2020-12-21 2021-08-31 鞍山天丰异型钢管制造有限公司 Steel pipe welding frock clamping table
CN113441490A (en) * 2021-06-18 2021-09-28 黄芳 Metal waste pipe recycling processing device and using method thereof
CN214921980U (en) * 2021-06-07 2021-11-30 连云港徐圩港口投资集团有限公司 Steel pipe welding fixture for steel structure building
CN215355150U (en) * 2021-07-26 2021-12-31 昆山协羽阀门管道有限公司 Automatic cleaner for inner wall of pipeline

Patent Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101497075A (en) * 2009-02-16 2009-08-05 黄永江 Machine for cleaning inner wall of steel tube
JP2012192428A (en) * 2011-03-15 2012-10-11 Nippon Steel Engineering Co Ltd Internal clamping apparatus
CN109794475A (en) * 2017-11-16 2019-05-24 西安思途米环保科技有限公司 A kind of cleaning device convenient for being cleaned to pipe inner wall
CN108637365A (en) * 2018-07-24 2018-10-12 陈晨 A kind of aluminium-alloy pipe cutting equipment clamped based on inside
CN209303375U (en) * 2018-12-26 2019-08-27 江苏工程职业技术学院 A kind of intelligent pipeline cleaning device
CN110976448A (en) * 2019-12-03 2020-04-10 宣城久悠谷电子科技有限公司 Metal pipe inner wall refuse treatment instrument
CN211456565U (en) * 2020-03-09 2020-09-08 青岛研博电子有限公司 Wire folding prevention pipe sleeve
CN212577045U (en) * 2020-04-30 2021-02-23 张贺先 Chemical pipeline cleaning device
CN213673720U (en) * 2020-10-14 2021-07-13 无锡铁川精密机械有限公司 Self-adaptive clamping tool for blade machining
CN214080020U (en) * 2020-12-21 2021-08-31 鞍山天丰异型钢管制造有限公司 Steel pipe welding frock clamping table
CN214921980U (en) * 2021-06-07 2021-11-30 连云港徐圩港口投资集团有限公司 Steel pipe welding fixture for steel structure building
CN113441490A (en) * 2021-06-18 2021-09-28 黄芳 Metal waste pipe recycling processing device and using method thereof
CN215355150U (en) * 2021-07-26 2021-12-31 昆山协羽阀门管道有限公司 Automatic cleaner for inner wall of pipeline

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