CN109136943A - A kind of steel pipe inner wall dedusting derusting device - Google Patents
A kind of steel pipe inner wall dedusting derusting device Download PDFInfo
- Publication number
- CN109136943A CN109136943A CN201811203790.8A CN201811203790A CN109136943A CN 109136943 A CN109136943 A CN 109136943A CN 201811203790 A CN201811203790 A CN 201811203790A CN 109136943 A CN109136943 A CN 109136943A
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- Prior art keywords
- loop bar
- dedusting
- micro
- sliding equipment
- machine
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
- C23G1/02—Cleaning or pickling metallic material with solutions or molten salts with acid solutions
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Cleaning In General (AREA)
Abstract
The invention discloses a kind of steel pipe inner wall dedusting derusting devices, including micro-machine, high-pressure dust-cleaning air pump and dedusting derusting mechanism, micro-machine side is equipped with derusting device electric machine spacing plate, the micro-machine other side is fixed on micro-machine mounting flange, micro-machine mounting flange side, which is connected and fixed at the top of flange, connects loop bar, connection loop bar side connects regulating mechanism at the top of mounting flange, regulating mechanism end is equipped with sliding equipment, dedusting derusting pole length adjuster is equipped on the outside of sliding equipment, structure of the invention is compact, it is easy to use, practical function, prevent internal rust remover from revealing under static condition, the rust remover in rust removing solution centrifugation outlet tube can be made to be spilled over to steel pipe inner wall under the action of the centrifugal force to derust, and dedusting derusting gauze brush can be driven to be dusted to steel pipe inner wall and rust remover is cooperated to remove by micro-machine Rust work, usage comfort are high.
Description
Technical field:
The invention belongs to steel pipe processing technique field, in particular to a kind of steel pipe inner wall dedusting derusting device.
Background technique:
Steel pipe is widely used in many engineering constructions as a kind of important building materials, is exposed to for a long time in steel pipe
Under air, it may be corroded over time because of humidity in steel pipe inner wall, and rust removing device for steel tube in the prior art can only
It derusts to outer wall of steel pipe, and structure is single, inconvenient, function is few.
Summary of the invention:
The object of the invention is that providing a kind of steel pipe inner wall dedusting derusting device to solve the above-mentioned problems, solve
In the prior art the shortcomings that.
To solve the above-mentioned problems, the present invention provides a kind of technical solutions:
A kind of steel pipe inner wall dedusting derusting device, including micro-machine, high-pressure dust-cleaning air pump and dedusting derusting mechanism, institute
Micro-machine side is stated equipped with derusting device electric machine spacing plate, micro-machine mounting flange is fixed in the micro-machine other side
On, micro-machine mounting flange side, which is connected and fixed at the top of flange, connects loop bar, and loop bar is connected at the top of the mounting flange
Side connects regulating mechanism, and the regulating mechanism end is equipped with sliding equipment, and dedusting derusting bar is equipped on the outside of the sliding equipment
Length adjuster, mounting flange top connection loop bar and sliding equipment junction are equipped with connection loop bar fixing axle, described solid
Determine connection loop bar at the top of flange and pass through connection loop bar fixing axle and be located at sliding equipment end with sliding equipment to connect air pump connector sleeve
Bar, the gentle pump of the mounting flange top connection loop bar, which connects, is equipped with limit tooth socket between loop bar.
Preferably, the sliding equipment interior side is set, there are two left side position limited gear, the sliding equipment other sides
If there are two right side position limited gear, at the top of the mounting flange the gentle pump connection loop bar of connection loop bar pass through left side position limited gear,
Right side position limited gear and limit tooth socket are fixed on inside sliding equipment, each left side position limited gear and right side position limited gear top
Portion, which is located on the outside of sliding equipment, is equipped with a dedusting derusting bar limit knob, and air pump connection loop bar end connects high pressure gas
Fixing axle is pumped, high-pressure pump fixing axle side connects high-pressure pump and installs loop bar, and the high-pressure pump installs loop bar side
Equipped with high-pressure dust-cleaning air pump.
Preferably, the high-pressure dust-cleaning air pump, which limits loop bar by high-pressure pump, is fixed on high-pressure pump installation loop bar
On, the high-pressure pump installation loop bar other side is equipped with pipe winding disk, and the pipe winding disk is fixed on high pressure by pipe winding disk installation axle
Air pump is installed on loop bar, and the pipe winding disk is equipped with gas-guide tube, is connected on high-pressure dust-cleaning air pump at the top of the gas-guide tube, described
Air guide pipe end connects high-pressure dust-cleaning spray head, high-pressure pump installation loop bar bottom connection dedusting derusting bar, and the dedusting removes
Bar end become rusty equipped with dedusting derusting mechanism, the dedusting derusting mechanism top is connect by fixed thread pipe with dedusting derusting bar,
The fixed thread bottom of the tube connects cleaning roller connecting shaft, is equipped with cleaning roller, the cleaning roller below the cleaning roller connecting shaft
Inside is equipped with rust removing solution and is centrifuged outlet tube.
Preferably, the model 6D250-90GN-32S type motor.
Preferably, being hollow structure inside the rust removing solution centrifugation outlet tube.
Preferably, being equipped with dedusting derusting gauze brush on the outside of the cleaning roller.
Preferably, rust removing solution centrifugation outlet tube be equipped with it is several be centrifuged out liquid mesh, it is described to be centrifuged out liquid mesh
For high density mesh.
It is equipped with crawl handle preferably, being located between dedusting derusting bar limit knob on the outside of the sliding equipment, it is described
Latex mattress made of natural emulsion material is arranged on crawl handle.
Beneficial effects of the present invention:
Sliding equipment interior side of the present invention is set there are two left side position limited gear, and the sliding equipment other side sets that there are two right sides
Position limited gear, the gentle pump connection loop bar of mounting flange top connection loop bar pass through left side position limited gear, right side position limited gear and limit
Position tooth socket is fixed on inside sliding equipment, is located on the outside of sliding equipment at the top of each left side position limited gear and right side position limited gear
Knob is limited equipped with a dedusting derusting bar, air pump connects loop bar end and connects high-pressure pump fixing axle, high-pressure pump fixing axle
Side connects high-pressure pump and installs loop bar, and high-pressure pump installs loop bar side and is equipped with high-pressure dust-cleaning air pump, convenient for adjusting the present invention
Length；High-pressure dust-cleaning air pump limits loop bar by high-pressure pump and is fixed on high-pressure pump installation loop bar, high-pressure pump installation
The loop bar other side is equipped with pipe winding disk, and pipe winding disk, which is fixed on high-pressure pump by pipe winding disk installation axle, to be installed on loop bar, on pipe winding disk
It equipped with gas-guide tube, is connected on high-pressure dust-cleaning air pump at the top of gas-guide tube, air guide pipe end connects high-pressure dust-cleaning spray head, high-pressure pump
Loop bar bottom is installed and connects dedusting derusting bar, dedusting derusting bar end is equipped with dedusting derusting mechanism, leads at the top of dedusting derusting mechanism
It crosses fixed thread pipe to connect with dedusting derusting bar, fixed thread bottom of the tube connects cleaning roller connecting shaft, cleaning roller connecting shaft lower section
Equipped with cleaning roller, rust removing solution is equipped with inside cleaning roller and is centrifuged outlet tube, facilitates dedusting and derusting；The model of micro-machine
6D250-90GN-32S type motor is easy to use；It is hollow structure that rust removing solution, which is centrifuged inside outlet tube, facilitates addition rust remover；
Dedusting derusting gauze brush is equipped on the outside of cleaning roller, it is convenient that tube wall is cleared up；Rust removing solution is centrifuged outlet tube and is equipped with several centrifugations
Liquid mesh out, being centrifuged out liquid mesh is high density mesh, prevents internal rust remover from revealing under static condition, is acted in centrifugal force
The rust remover in rust removing solution centrifugation outlet tube can be made to be spilled over to steel pipe inner wall down to derust；It is removed on the outside of sliding equipment positioned at dedusting
The bar that becomes rusty, which limits, is equipped with crawl handle between knob, grab and be arranged latex mattress made of natural emulsion material on handle, facilitate crawl,
The comfort of user is improved, structure of the invention is compact, and easy to use, practical function prevents internal derusting under static condition
Agent leakage can make the rust remover in rust removing solution centrifugation outlet tube be spilled over to steel pipe inner wall under the action of the centrifugal force and derust, and
Dedusting derusting gauze brush can be driven to be dusted to steel pipe inner wall and rust remover is cooperated to carry out derusting work by micro-machine, made
With comfort level height.
Detailed description of the invention:
Detailed description will be given by the following detailed implementation and drawings by the present invention for ease of explanation,.
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is dedusting derusting mechanism structural schematic diagram of the invention；
Fig. 3 is regulating mechanism structural schematic diagram of the invention.
In figure: 1, derusting device electric machine spacing plate；2, micro-machine；3, micro-machine mounting flange；4, mounting flange top
Portion connects loop bar；5, loop bar fixing axle is connected；6, dedusting derusting bar limits knob；7, dedusting derusting pole length adjuster；8, it adjusts
Save mechanism；9, handle is grabbed；10, air pump connects loop bar；11, high-pressure pump fixing axle；12, high-pressure pump installs loop bar；13, high
Press dedusting air pump；14, high-pressure pump limits loop bar；15, dedusting derusting bar；16, dedusting derusting mechanism；17, pipe winding disk；18, around
Pipe dish installation axle；19, high-pressure dust-cleaning spray head；20, gas-guide tube；21, fixed thread pipe；22, cleaning roller connecting shaft；23, rust removing solution
It is centrifuged outlet tube；24, cleaning roller；25, dedusting derusting gauze brush；26, it is centrifuged out liquid mesh；27, left side position limited gear；28, it limits
Tooth socket；29, right side position limited gear；30, sliding equipment.
Specific embodiment:
As shown in Figure 1-3, present embodiment uses a kind of following technical scheme: steel pipe inner wall dedusting derusting device,
Including micro-machine 2, high-pressure dust-cleaning air pump 13 and dedusting derusting mechanism 16,2 side of micro-machine is equipped with derusting device
Electric machine spacing plate 1,2 other side of micro-machine are fixed on micro-machine mounting flange 3, the micro-machine mounting flange
3 sides, which are connected and fixed at the top of flange, connects loop bar 4, and connection 4 side of loop bar connects regulating mechanism 8, institute at the top of the mounting flange
It states 8 end of regulating mechanism and is equipped with sliding equipment 30, dedusting derusting pole length adjuster 7, institute are equipped on the outside of the sliding equipment 30
It states connection loop bar 4 and 30 junction of sliding equipment at the top of mounting flange and is equipped with connection loop bar fixing axle 5, the mounting flange top
Connection loop bar 4 is located at 30 end of sliding equipment with sliding equipment 30 across connection loop bar fixing axle 5 and connects air pump connection loop bar 10,
Limit tooth socket 28 is equipped at the top of the mounting flange between connection loop bar 4 and air pump connector sleeve bar 10.
Wherein, 30 interior side of sliding equipment is set there are two left side position limited gear 27, and the sliding equipment 30 is another
Side is set there are two right side position limited gear 29, and mounting flange top connection loop bar 4 and air pump connector sleeve bar 10 pass through left side and limit
Position gear 27, right side position limited gear 29 and limit tooth socket 28 are fixed on inside sliding equipment 30, each left side position limited gear
27 and right side position limited gear 29 at the top of be located on the outside of sliding equipment 30 and be equipped with dedusting derusting bar limit knob 6, the gas
Pump connection 10 end of loop bar connects high-pressure pump fixing axle 11,11 side of the high-pressure pump fixing axle connection high-pressure pump installation
Loop bar 12, the high-pressure pump installation 12 side of loop bar is equipped with high-pressure dust-cleaning air pump 13, convenient for adjusting length of the invention.
Wherein, the high-pressure dust-cleaning air pump 13 is fixed on high-pressure pump installation loop bar 12 by high-pressure pump limit loop bar 14
On, the high-pressure pump installation 12 other side of loop bar is equipped with pipe winding disk 17, and the pipe winding disk 17 is solid by pipe winding disk installation axle 18
Due on high-pressure pump installation loop bar 12, the pipe winding disk 17 is equipped with gas-guide tube 20, is connected to height at the top of the gas-guide tube 20
It presses on dedusting air pump 13,20 end of gas-guide tube connects high-pressure dust-cleaning spray head 19, and the high-pressure pump installs 12 bottom of loop bar
Dedusting derusting bar 15 is connected, the dedusting derusting 15 end of bar is equipped with dedusting derusting mechanism 16, and the dedusting derusting mechanism 16 pushes up
Portion is connect by fixed thread pipe 21 with dedusting derusting bar 15, and 21 bottom of fixed thread pipe connects cleaning roller connecting shaft 22,
It is equipped with cleaning roller 24 below the cleaning roller connecting shaft 22, rust removing solution is equipped with inside the cleaning roller 24 and is centrifuged outlet tube 23, side
Just dedusting and derusting.
Wherein, the model 6D250-90GN-32S type motor of the micro-machine 2 is easy to use.
Wherein, it is hollow structure inside the rust removing solution centrifugation outlet tube 23, facilitates addition rust remover.
Wherein, dedusting derusting gauze brush 25 is equipped on the outside of the cleaning roller 24, it is convenient that tube wall is cleared up.
Wherein, rust removing solution centrifugation outlet tube 23 be equipped with it is several be centrifuged out liquid mesh 26, it is described to be centrifuged out liquid mesh
26 be high density mesh, prevents internal rust remover from revealing under static condition, rust removing solution can be made to be centrifuged out under the action of the centrifugal force
Rust remover in liquid pipe 23 is spilled over to steel pipe inner wall and derusts.
Wherein, it is located on the outside of the sliding equipment 30 between dedusting derusting bar limit knob 6 and is equipped with crawl handle 9, it is described
It is arranged latex mattress made of natural emulsion material on crawl handle 9, facilitates crawl, improves the comfort of user.
Specific: a kind of steel pipe inner wall dedusting derusting device, 30 interior side of sliding equipment of the present invention are set there are two left side
Position limited gear 27,30 other side of sliding equipment are set there are two right side position limited gear 29, and mounting flange top connects loop bar 4 and air pump
Connection loop bar 10 is fixed on inside sliding equipment 30 by left side position limited gear 27, right side position limited gear 29 and limit tooth socket 28,
It is located on the outside of sliding equipment 30 at the top of each left side position limited gear 27 and right side position limited gear 29 and is equipped with a dedusting derusting bar
Knob 6 is limited, air pump connects 10 end of loop bar and connects high-pressure pump fixing axle 11, and 11 side of high-pressure pump fixing axle connects high pressure
Air pump installs loop bar 12, and high-pressure pump installs 12 side of loop bar and is equipped with high-pressure dust-cleaning air pump 13, convenient for adjusting length of the invention；
High-pressure dust-cleaning air pump 13 limits loop bar 14 by high-pressure pump and is fixed on high-pressure pump installation loop bar 12, high-pressure pump installation set
12 other side of bar is equipped with pipe winding disk 17, and pipe winding disk 17, which is fixed on high-pressure pump by pipe winding disk installation axle 18, to be installed on loop bar 12,
Pipe winding disk 17 is equipped with gas-guide tube 20, is connected on high-pressure dust-cleaning air pump 13 at the top of gas-guide tube 20, and the connection of 20 end of gas-guide tube is high
Dust removal showerhead 19 is pressed, high-pressure pump installs 12 bottom of loop bar connection dedusting derusting bar 15, and dedusting derusting 15 end of bar is equipped with dedusting
Derusting mechanism 16 is connect by fixed thread pipe 21 with dedusting derusting bar 15 at the top of dedusting derusting mechanism 16, fixed thread pipe 21
Bottom connects cleaning roller connecting shaft 22, and cleaning roller 24 is equipped with below cleaning roller connecting shaft 22, is equipped with rust removing solution inside cleaning roller 24
It is centrifuged outlet tube 23, facilitates dedusting and derusting；The model 6D250-90GN-32S type motor of micro-machine 2 is easy to use；It removes
It is hollow structure that the liquid that becomes rusty, which is centrifuged inside outlet tube 23, facilitates addition rust remover；Dedusting derusting gauze brush 25 is equipped on the outside of cleaning roller 24,
It is convenient that tube wall is cleared up；Rust removing solution centrifugation outlet tube 23 is centrifuged out liquid mesh 26 equipped with several, is centrifuged out liquid mesh 26
For high density mesh, prevents internal rust remover from revealing under static condition, rust removing solution can be made to be centrifuged out liquid under the action of the centrifugal force
Rust remover in pipe 23 is spilled over to steel pipe inner wall and derusts；On the outside of sliding equipment 30 be located at dedusting derusting bar limit knob 6 it
Between be equipped with crawl handle 9, grab handle 9 on be arranged latex mattress made of natural emulsion material, facilitate crawl, improve user's
Comfort, structure of the invention is compact, easy to use, practical function, prevents internal rust remover from revealing under static condition, is being centrifuged
The lower rust remover that can make in rust removing solution centrifugation outlet tube 23 of power effect is spilled over to steel pipe inner wall and derusts, and can pass through small electrical
Machine 2 drives dedusting derusting gauze brush 25 to be dusted to steel pipe inner wall and rust remover is cooperated to carry out derusting work, usage comfort
It is high.
The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention, the technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The principle of invention, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes
Change and improvement all fall within the protetion scope of the claimed invention, the claimed scope of the invention by appended claims and its
Equivalent thereof.
Claims (8)
1. a kind of steel pipe inner wall dedusting derusting device, including micro-machine (2), high-pressure dust-cleaning air pump (13) and dedusting rust remover
Structure (16), which is characterized in that micro-machine (2) side is equipped with derusting device electric machine spacing plate (1), the micro-machine
(2) other side is fixed on micro-machine mounting flange (3), and micro-machine mounting flange (3) side is connected and fixed flange
Top connects loop bar (4), connection loop bar (4) side connection regulating mechanism (8), the regulating mechanism at the top of the mounting flange
(8) end is equipped with sliding equipment (30), and dedusting derusting pole length adjuster (7) is equipped on the outside of the sliding equipment (30), described
Connection loop bar (4) and sliding equipment (30) junction are equipped with connection loop bar fixing axle (5), the mounting flange at the top of mounting flange
Top connection loop bar (4) is located at sliding equipment (30) end with sliding equipment (30) across connection loop bar fixing axle (5) and connects gas
Pump connection loop bar (10) is equipped with limit tooth socket between mounting flange top connection loop bar (4) and air pump connector sleeve bar (10)
(28)。
2. a kind of steel pipe inner wall dedusting derusting device according to claim 1, it is characterised in that: the sliding equipment (30)
Interior side is set there are two left side position limited gear (27), and sliding equipment (30) other side sets that there are two right side position limited gears
(29), connection loop bar (4) and air pump connector sleeve bar (10) are limited by left side position limited gear (27), right side at the top of the mounting flange
Sliding equipment (30) inside, each left side position limited gear (27) and right side are fixed in position gear (29) and limit tooth socket (28)
It is located on the outside of sliding equipment (30) at the top of position limited gear (29) and is equipped with dedusting derusting bar limit knob (6), the air pump
Loop bar (10) end connection high-pressure pump fixing axle (11) is connected, high-pressure pump fixing axle (11) side connects high-pressure pump
It installs loop bar (12), high-pressure pump installation loop bar (12) side is equipped with high-pressure dust-cleaning air pump (13).
3. a kind of steel pipe inner wall dedusting derusting device according to claim 2, it is characterised in that: the high-pressure dust-cleaning air pump
(13) it is fixed in high-pressure pump installation loop bar (12) by high-pressure pump limit loop bar (14), the high-pressure pump installs loop bar
(12) other side is equipped with pipe winding disk (17), and the pipe winding disk (17) is fixed on high-pressure pump installation by pipe winding disk installation axle (18)
On loop bar (12), the pipe winding disk (17) is equipped with gas-guide tube (20), is connected to high-pressure dust-cleaning gas at the top of the gas-guide tube (20)
It pumps on (13), gas-guide tube (20) end connects high-pressure dust-cleaning spray head (19), and the high-pressure pump installs loop bar (12) bottom
Dedusting derusting bar (15) is connected, dedusting derusting bar (15) end is equipped with dedusting derusting mechanism (16), the dedusting rust remover
It is connect by fixed thread pipe (21) with dedusting derusting bar (15) at the top of structure (16), fixed thread pipe (21) the bottom connection removes
Dirt roller connecting shaft (22), cleaning roller connecting shaft (22) lower section are equipped with cleaning roller (24), are equipped with inside the cleaning roller (24)
Rust removing solution is centrifuged outlet tube (23).
4. a kind of steel pipe inner wall dedusting derusting device according to claim 1, it is characterised in that: the micro-machine (2)
Model 6D250-90GN-32S type motor.
5. a kind of steel pipe inner wall dedusting derusting device according to claim 3, it is characterised in that: the rust removing solution is centrifuged out
It is hollow structure inside liquid pipe (23).
6. a kind of steel pipe inner wall dedusting derusting device according to claim 3, it is characterised in that: the cleaning roller (24) is outside
Side is equipped with dedusting derusting gauze brush (25).
7. a kind of steel pipe inner wall dedusting derusting device according to claim 3, it is characterised in that: the rust removing solution is centrifuged out
Liquid pipe (23) is centrifuged out liquid mesh (26) equipped with several, and described be centrifuged out liquid mesh (26) are high density mesh.
8. a kind of steel pipe inner wall dedusting derusting device according to claim 2, it is characterised in that: the sliding equipment (30)
Outside, which is located between dedusting derusting bar limit knob (6), is equipped with crawl handle (9), is arranged genuine milk on the crawl handle (9)
Latex mattress made of glue material matter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811203790.8A CN109136943A (en) | 2018-10-16 | 2018-10-16 | A kind of steel pipe inner wall dedusting derusting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811203790.8A CN109136943A (en) | 2018-10-16 | 2018-10-16 | A kind of steel pipe inner wall dedusting derusting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109136943A true CN109136943A (en) | 2019-01-04 |
Family
ID=64811989
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811203790.8A Withdrawn CN109136943A (en) | 2018-10-16 | 2018-10-16 | A kind of steel pipe inner wall dedusting derusting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109136943A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201064761Y (en) * | 2007-07-06 | 2008-05-28 | 北京住总集团有限责任公司 | Steel tube inner wall derusting painting machine |
| CN203875729U (en) * | 2014-03-20 | 2014-10-15 | 安徽再制造技术研究院有限公司 | Mechanical steel pipe rust removal device |
| CN204413820U (en) * | 2015-01-19 | 2015-06-24 | 上海洪铺钢结构工程有限公司 | A kind of novel steel tube device for dedusting inner wall |
| CN204711830U (en) * | 2015-06-29 | 2015-10-21 | 宁波科鑫腐蚀控制工程有限公司 | The ramming head displacement mechanism of shot-blast apparatus in steel pipe |
-
2018
- 2018-10-16 CN CN201811203790.8A patent/CN109136943A/en not_active Withdrawn
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201064761Y (en) * | 2007-07-06 | 2008-05-28 | 北京住总集团有限责任公司 | Steel tube inner wall derusting painting machine |
| CN203875729U (en) * | 2014-03-20 | 2014-10-15 | 安徽再制造技术研究院有限公司 | Mechanical steel pipe rust removal device |
| CN204413820U (en) * | 2015-01-19 | 2015-06-24 | 上海洪铺钢结构工程有限公司 | A kind of novel steel tube device for dedusting inner wall |
| CN204711830U (en) * | 2015-06-29 | 2015-10-21 | 宁波科鑫腐蚀控制工程有限公司 | The ramming head displacement mechanism of shot-blast apparatus in steel pipe |
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| PB01 | Publication | ||
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190104 |