CN108296890A - A kind of steel pipe inside and outside wall derusting device - Google Patents
A kind of steel pipe inside and outside wall derusting device Download PDFInfo
- Publication number
- CN108296890A CN108296890A CN201810238304.XA CN201810238304A CN108296890A CN 108296890 A CN108296890 A CN 108296890A CN 201810238304 A CN201810238304 A CN 201810238304A CN 108296890 A CN108296890 A CN 108296890A
- Authority
- CN
- China
- Prior art keywords
- steel pipe
- outside wall
- fixed
- track
- derusting device
- 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.)
- Granted
Links
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 99
- 239000010959 steel Substances 0.000 title claims abstract description 99
- 238000004140 cleaning Methods 0.000 claims abstract description 20
- 239000007787 solid Substances 0.000 claims description 2
- 230000002459 sustained effect Effects 0.000 claims description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims 1
- 239000010931 gold Substances 0.000 claims 1
- 229910052737 gold Inorganic materials 0.000 claims 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 4
- 239000002184 metal Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 229910052742 iron Inorganic materials 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000007592 spray painting technique Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005488 sandblasting Methods 0.000 description 1
- 238000005480 shot peening Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B5/00—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor
- B24B5/02—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor involving centres or chucks for holding work
- B24B5/04—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor involving centres or chucks for holding work for grinding cylindrical surfaces externally
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B27/00—Other grinding machines or devices
- B24B27/033—Other grinding machines or devices for grinding a surface for cleaning purposes, e.g. for descaling or for grinding off flaws in the surface
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/10—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces
- B24B47/12—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces by mechanical gearing or electric power
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/20—Drives or gearings; Equipment therefor relating to feed movement
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B5/00—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor
- B24B5/35—Accessories
- B24B5/355—Feeding means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B5/00—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor
- B24B5/36—Single-purpose machines or devices
- B24B5/40—Single-purpose machines or devices for grinding tubes internally
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Cleaning In General (AREA)
Abstract
The invention discloses a kind of steel pipe inside and outside wall derusting devices, including track, driving unit, inner wall cleaning unit, outer wall cleaning unit and steel pipe；Steel pipe one end is fixedly connected with driving unit, driving unit can drive steel pipe orbital motion to change position and steel pipe is driven to rotate, the inner wall cleaning unit is fixed on track and stretches into steel duct from steel pipe free end, outer wall, which clears up unit, has a brush wheel, and brush wheel can be far from steel pipe or being pressed on steel pipe.A kind of the advantages of steel pipe inside and outside wall derusting device provided by the invention, is：The cleaning derusting for realizing inside and outside wall simultaneously, reduces labor intensity, saves disposal costs, have good promotion prospect.
Description
Technical field
The present invention relates to steel pipe derusting technical field more particularly to a kind of steel pipe inside and outside wall derusting devices.
Background technology
Inside and outside can get rusty influences service life to steel pipe after long-term use, and is easy accumulation sundries after internal rust and causes
Line clogging, it is therefore desirable to which, in time to being dredged and being derusted inside and outside pipeline, traditional inner wall of the pipe derusting method is mostly sandblasting
Or shot-peening, this method equipment is expensive, and mobile inconvenient, the Master Cost used is also high, limits derusting work to a certain extent
The normal development made.
Invention content
Technical problem to be solved by the present invention lies in provide it is a kind of can simultaneously removed to what steel pipe inside and outside wall derusted
Become rusty unit.
The present invention is to solve above-mentioned technical problem by the following technical programs：
A kind of steel pipe inside and outside wall derusting device, including track, driving unit, inner wall cleaning unit, outer wall cleaning unit with
And steel pipe；Steel pipe one end is fixedly connected with driving unit, and driving unit can drive steel pipe orbital motion to change position and drive
Dynamic steel pipe rotation, the inner wall cleaning unit are fixed on track and stretch into steel duct from steel pipe free end, and outer wall cleaning is single
Member has a brush wheel, and brush wheel can be far from steel pipe or being pressed on steel pipe.
Preferably, the driving unit includes that can pass through runner along the first transfer car(buggy) of track travel, the first transfer car(buggy)
Support is positioned on track, and movable motor is provided on the first transfer car(buggy), and power output end and the runner cooperation of movable motor are driven
Dynamic first transfer car(buggy) is along track travel.
Preferably, electric rotating machine, power output end and the steel pipe one of electric rotating machine are additionally provided on first transfer car(buggy)
End is coaxial affixed, and steel pipe and parallel track are simultaneously set among track.
Preferably, the steel pipe other end is positioned on one second transfer car(buggy), and the second transfer car(buggy) can follow steel pipe along rail
Road moves.
Preferably, the power output end of electric rotating machine is fixed with a ring flange, and the end of steel pipe is fixedly installed a rotation
Ring flange, ring flange are bolted to connection with rotation ring flange.
Preferably, one end that steel pipe is positioned on the second transfer car(buggy) is fixed with stop flange disk, and stop flange disk diameter is big
In caliber；There are two vertical gripper shoes disposed in parallel for tool on second transfer car(buggy), and support plate surface is perpendicular to steel pipe axis, support
It is provided with the arc groove coordinated with steel tube surface above plate, stop flange disk is limited between two support plates.
Preferably, the inner wall cleaning unit includes brush head, clamping part and fixed link, and the fixed link is fixed on track
Be in sustained height with steel pipe, clamping part include the first clamping plate affixed with one end of fixed link towards steel pipe and with the first folder
The second clamping plate that plate is detachably fixed, brush head are clamped and fastened in clamping part, and the diameter of brush head is slightly larger than pipe diameter and can
It is deformed when being squeezed.
Preferably, the bristle of the brush head is metal bristle.
Preferably, the outer wall cleaning unit includes cylinder, sliding seat and fixed seat；Brush wheel rotation is fixed in sliding seat
And the plane where brush wheel, perpendicular to steel pipe axis, fixed seat is set to track side, sliding seat is hingeably secured in fixed seat,
Cylinder is fixed in fixed seat, and the power output end of cylinder acts in sliding seat, and cylinder can drive sliding seat relative to solid
Reservation rotation makes brush wheel be pressed on steel pipe, and the brush wheel motor of driving brush wheel rotation is additionally provided in sliding seat.
Preferably, there are two the brush wheels rotated coaxially for setting in fixed seat.
A kind of the advantages of steel pipe inside and outside wall derusting device provided by the invention, is：The cleaning for realizing inside and outside wall simultaneously removes
Rust reduces labor intensity, saves disposal costs, has good promotion prospect.
Description of the drawings
Fig. 1 is a kind of schematic diagram for steel pipe inside and outside wall derusting device that the embodiment of the present invention is provided；
Fig. 2 is a kind of signal of the inner wall derusting unit for steel pipe inside and outside wall derusting device that the embodiment of the present invention is provided
Figure.
Specific implementation mode
To make the objectives, technical solutions, and advantages of the present invention clearer, below in conjunction with specific embodiment, and reference
Attached drawing, the present invention is described in further detail.
As shown in Figure 1, a kind of steel pipe inside and outside wall derusting device, including track 1, steel pipe 2, driving unit 3, inner wall cleaning list
Member 4 and outer wall clear up unit 5, and 2 both ends of steel pipe are respectively arranged with rotation ring flange 21 and stop flange disk 22, and the driving is single
Member 3 includes the first transfer car(buggy) 31 that can be walked along track 1, and 31 bottom of the first transfer car(buggy) is provided with the runner coordinated with track 1
32；Movable motor 33 and electric rotating machine 34, power output end and the rotation 32 of movable motor 33 are additionally provided on first transfer car(buggy)
Cooperation the first transfer car(buggy) 31 of driving is along track travel；The power output end of the electric rotating machine 34 is also fixed, and there are one ring flanges
35, ring flange 35 is fixedly connected with rotation ring flange 21, to make steel pipe 2 that electric rotating machine 34 be followed to rotate.
22 one end of stop flange disk is positioned on the second transfer car(buggy) 6, and the diameter of stop flange disk 22 is more than 2 caliber of steel pipe,
Tool is there are two vertical gripper shoe 61 disposed in parallel on second transfer car(buggy) 6,61 surface of support plate perpendicular to 2 axis direction of steel pipe,
There is the arc groove with 2 surface engagement of steel pipe, steel pipe 2 is positioned in support plate 61, and 22 quilt of stop flange disk above support plate
It is limited between two support plates 61.During first transfer car(buggy) 31 drives 2 orbital motion of steel pipe, the second transfer car(buggy) 6
Steel pipe 2 will be followed to move, to play the role of supporting steel pipe 2.
With reference to figure 2, the inner wall cleaning unit 4 includes brush head 41, clamping part 42 and fixed link 43, fixed link 43 and steel pipe
2 are coaxially fixed on track, and clamping part 42 includes the first clamping plate 421 being fixedly connected with one end of fixed link 43 towards steel pipe 2
And the second clamping plate 422 connecting is detachably fixed with first clamping plate, brush head 41 is fixed on again in clamping part 42, brush head 41 it is straight
Diameter is slightly larger than 2 internal diameter of steel pipe and can be deformed when being squeezed hence into inside steel pipe 2, and can be in the case where own resilient acts on
2 inner wall of steel pipe is squeezed, the bristle of brush head 41 is metal bristle, so as to remove iron rust.
The outer wall cleaning unit 5 includes fixed seat 51, cylinder 52 and sliding seat 53, and fixed seat 51 is set to track 1
Side, sliding seat 53 is hingedly fixed with fixed seat 51, and sliding seat 53 can be rotated relative to fixed seat 51 close to track 1, cylinder
52 are set in fixed seat 51 and are connect with sliding seat 53, and cylinder 52 can drive sliding seat 53 far from fixed seat 51.Sliding seat
There are two brush wheels 54 for coaxial arrangement on 53, axis direction of the plane where brush wheel 54 perpendicular to steel pipe 2.Two brush wheels 54 are by one
A brush wheel motor 55 drives rotation, and 54 surface of brush wheel is metal bristle, when cylinder 52 drives sliding seat 53 to rotate close to track, brush
Wheel 54 is pressed on steel pipe 2, and brush wheel 54 can remove the iron rust of 2 outer wall of steel pipe when rotating.
When a kind of steel pipe inside and outside wall derusting device provided using invention, steel pipe 2 is driven to rotate by electric rotating machine 34, and
Steel pipe 2 is driven to walk along track 1 by movable motor 33, to make steel pipe 2 rotate simultaneously front and back move relative to inner wall cleaning unit 4
It is dynamic that derusting work is carried out to 2 inner wall different location of steel pipe, while clearing up inner wall, outer wall can be cleared up unit 5
Also start, brush wheel 54 will be relatively rotated with steel pipe 2 and be derusted to 2 outer wall of steel pipe, clear to be carried out simultaneously to steel pipe inside and outside wall
Manage operation.Inner wall cleaning unit 4 or outer wall cleaning unit 5 can certainly be activated individually as needed.
In addition, steel pipe inside and outside wall derusting device provided by the invention can also be integrated with spray painting unit, to after derusting
Spray painting operation directly is carried out to outer wall of steel pipe, prevents from getting rusty again.
Particular embodiments described above has carried out further in detail the purpose of the present invention, technical solution and advantageous effect
It describes in detail bright, it should be understood that the above is only a specific embodiment of the present invention, is not intended to restrict the invention, not
It is any modification that those of ordinary skill in the art make the present invention, equivalent under the premise of being detached from the spirit and principles in the present invention
Replace, improve etc., it should all fall within the protection domain of claims of the present invention determination.
Claims (10)
1. a kind of steel pipe inside and outside wall derusting device, it is characterised in that：It is clear including track, driving unit, inner wall cleaning unit, outer wall
Manage unit and steel pipe；Steel pipe one end is fixedly connected with driving unit, and driving unit can drive steel pipe orbital motion to change
Position simultaneously drives steel pipe to rotate, and the inner wall cleaning unit is fixed on track and stretches into steel duct from steel pipe free end, outside
Wall, which clears up unit, has a brush wheel, and brush wheel can be far from steel pipe or being pressed on steel pipe.
2. a kind of steel pipe inside and outside wall derusting device according to claim 1, it is characterised in that：The driving unit includes energy
Enough the first transfer car(buggy)s along track travel, the first transfer car(buggy) are positioned on track by runner support, are arranged on the first transfer car(buggy)
There are movable motor, power output end and the runner cooperation of movable motor to drive the first transfer car(buggy) along track travel.
3. a kind of steel pipe inside and outside wall derusting device according to claim 2, it is characterised in that：On first transfer car(buggy) also
It is provided with electric rotating machine, the power output end of electric rotating machine and steel pipe one end are coaxially affixed, and steel pipe and parallel track are simultaneously set to
Among track.
4. a kind of steel pipe inside and outside wall derusting device according to claim 3, it is characterised in that：The steel pipe other end is placed
In on one second transfer car(buggy), the second transfer car(buggy) can follow steel pipe orbital motion.
5. a kind of steel pipe inside and outside wall derusting device according to claim 2, it is characterised in that：The power output of electric rotating machine
End is fixed with a ring flange, and the end of steel pipe is fixedly installed a rotation ring flange, and ring flange passes through bolt with rotation ring flange
It is fixedly connected.
6. a kind of steel pipe inside and outside wall derusting device according to claim 4, it is characterised in that：Steel pipe is positioned over the second transhipment
One end on vehicle is fixed with stop flange disk, and stop flange disk diameter is more than caliber；Tool is set there are two parallel on second transfer car(buggy)
The vertical gripper shoe set, support plate surface are provided with the arc groove coordinated with steel tube surface above steel pipe axis, support plate,
Stop flange disk is limited between two support plates.
7. a kind of steel pipe inside and outside wall derusting device according to claim 1, it is characterised in that：The inner wall cleaning unit packet
Brush head, clamping part and fixed link are included, the fixed link is fixed on track is in sustained height with steel pipe, and clamping part includes and consolidates
Fixed pole towards steel pipe one end affixed first clamping plate and the second clamping plate that is detachably fixed with first clamping plate, and brush head clamping is solid
Due in clamping part, the diameter of brush head can be deformed slightly larger than pipe diameter and when being squeezed.
8. a kind of steel pipe inside and outside wall derusting device according to claim 7, it is characterised in that：The bristle of the brush head is gold
Belong to bristle.
9. a kind of steel pipe inside and outside wall derusting device according to claim 1, it is characterised in that：The outer wall clears up unit packet
Include cylinder, sliding seat and fixed seat；Brush wheel rotation is fixed on the plane in sliding seat and where brush wheel perpendicular to steel pipe axis, Gu
Reservation is set to track side, and sliding seat is hingeably secured in fixed seat, and cylinder is fixed in fixed seat, the power output of cylinder
End acts in sliding seat, and cylinder can drive sliding seat so that brush wheel is pressed on steel pipe relative to fixed seat rotation, sliding seat
On be additionally provided with driving brush wheel rotation brush wheel motor.
10. a kind of steel pipe inside and outside wall derusting device according to claim 7, it is characterised in that：Two are provided in fixed seat
A brush wheel rotated coaxially.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810238304.XA CN108296890B (en) | 2018-03-22 | 2018-03-22 | Rust removal device for inner wall and outer wall of steel pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810238304.XA CN108296890B (en) | 2018-03-22 | 2018-03-22 | Rust removal device for inner wall and outer wall of steel pipe |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108296890A true CN108296890A (en) | 2018-07-20 |
| CN108296890B CN108296890B (en) | 2024-09-10 |
Family
ID=62850545
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810238304.XA Active CN108296890B (en) | 2018-03-22 | 2018-03-22 | Rust removal device for inner wall and outer wall of steel pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108296890B (en) |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108971149A (en) * | 2018-09-08 | 2018-12-11 | 安徽鼎恒再制造产业技术研究院有限公司 | A kind of preceding outer wall cleaning plant of tubular workpiece weldering |
| CN109048605A (en) * | 2018-08-09 | 2018-12-21 | 重庆奇甫机械有限责任公司 | A kind of automatic equipment instead of pickling removal seamless steel pipe oxide skin |
| CN109807737A (en) * | 2019-03-20 | 2019-05-28 | 江苏力威剪折机床有限公司 | A kind of polishing method and equipment of cylinder inner wall outer wall |
| CN110064630A (en) * | 2019-04-28 | 2019-07-30 | 中国石油大学(华东) | Particle stream flow impulse piping cleaning device |
| CN110788307A (en) * | 2019-10-31 | 2020-02-14 | 湖州双金机械配件有限公司 | Casting cleaning device for stainless steel pipe casting steel processing |
| CN110841986A (en) * | 2019-11-18 | 2020-02-28 | 陈文清 | Promotion formula stainless steel pipe belt cleaning device |
| CN111761425A (en) * | 2019-03-29 | 2020-10-13 | 上海宽途工贸有限公司 | Polishing equipment for processing chemical iron drum |
| CN112171402A (en) * | 2020-09-29 | 2021-01-05 | 河南汇丰管业有限公司 | Inner grinding machine for steel pipe |
| CN112171518A (en) * | 2020-09-30 | 2021-01-05 | 蚌埠市志诚涂装设备科技有限公司 | Movable inner and outer shot blasting and rust removing equipment for large-diameter steel pipe |
| CN113019704A (en) * | 2021-04-08 | 2021-06-25 | 益琨(泉州)环保技术开发有限公司 | Non-leakage tar electric catcher for industrial production waste gas treatment |
| CN113305714A (en) * | 2021-06-16 | 2021-08-27 | 浙江传播者金属装饰材料有限公司 | Steel pipe rust cleaning device for outdoor scaffold |
| CN113319069A (en) * | 2021-06-30 | 2021-08-31 | 金华微湃科技有限公司 | Cleaning machine for inner wall and outer wall of steel pipe |
| CN114161296A (en) * | 2021-12-08 | 2022-03-11 | 徐州威德金属制品有限公司 | Rust removal device and method for inner wall and outer wall of circular tube |
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Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109048605A (en) * | 2018-08-09 | 2018-12-21 | 重庆奇甫机械有限责任公司 | A kind of automatic equipment instead of pickling removal seamless steel pipe oxide skin |
| CN108971149A (en) * | 2018-09-08 | 2018-12-11 | 安徽鼎恒再制造产业技术研究院有限公司 | A kind of preceding outer wall cleaning plant of tubular workpiece weldering |
| CN109807737A (en) * | 2019-03-20 | 2019-05-28 | 江苏力威剪折机床有限公司 | A kind of polishing method and equipment of cylinder inner wall outer wall |
| CN111761425A (en) * | 2019-03-29 | 2020-10-13 | 上海宽途工贸有限公司 | Polishing equipment for processing chemical iron drum |
| CN110064630B (en) * | 2019-04-28 | 2021-06-04 | 中国石油大学(华东) | Particle jet impact pipeline cleaning device |
| CN110064630A (en) * | 2019-04-28 | 2019-07-30 | 中国石油大学(华东) | Particle stream flow impulse piping cleaning device |
| CN110788307A (en) * | 2019-10-31 | 2020-02-14 | 湖州双金机械配件有限公司 | Casting cleaning device for stainless steel pipe casting steel processing |
| CN110841986A (en) * | 2019-11-18 | 2020-02-28 | 陈文清 | Promotion formula stainless steel pipe belt cleaning device |
| CN110841986B (en) * | 2019-11-18 | 2020-12-04 | 灵璧县浩翔信息科技有限公司 | Promotion formula stainless steel pipe belt cleaning device |
| CN112171402A (en) * | 2020-09-29 | 2021-01-05 | 河南汇丰管业有限公司 | Inner grinding machine for steel pipe |
| CN112171402B (en) * | 2020-09-29 | 2022-04-15 | 河南汇丰管业有限公司 | Inner grinding machine for steel pipe |
| CN112171518A (en) * | 2020-09-30 | 2021-01-05 | 蚌埠市志诚涂装设备科技有限公司 | Movable inner and outer shot blasting and rust removing equipment for large-diameter steel pipe |
| CN113019704A (en) * | 2021-04-08 | 2021-06-25 | 益琨(泉州)环保技术开发有限公司 | Non-leakage tar electric catcher for industrial production waste gas treatment |
| CN113019704B (en) * | 2021-04-08 | 2023-05-09 | 益琨(泉州)环保技术开发有限公司 | Leakage-free tar electric catcher for treating industrial production waste gas |
| CN113305714A (en) * | 2021-06-16 | 2021-08-27 | 浙江传播者金属装饰材料有限公司 | Steel pipe rust cleaning device for outdoor scaffold |
| CN113319069A (en) * | 2021-06-30 | 2021-08-31 | 金华微湃科技有限公司 | Cleaning machine for inner wall and outer wall of steel pipe |
| CN113319069B (en) * | 2021-06-30 | 2023-12-29 | 金华微湃科技有限公司 | Cleaning machine for inner wall and outer wall of steel pipe |
| CN114161296A (en) * | 2021-12-08 | 2022-03-11 | 徐州威德金属制品有限公司 | Rust removal device and method for inner wall and outer wall of circular tube |
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