CN110227625A - Inner wall of the pipe girth joint repaired mouth equipment - Google Patents
Inner wall of the pipe girth joint repaired mouth equipment Download PDFInfo
- Publication number
- CN110227625A CN110227625A CN201910635549.0A CN201910635549A CN110227625A CN 110227625 A CN110227625 A CN 110227625A CN 201910635549 A CN201910635549 A CN 201910635549A CN 110227625 A CN110227625 A CN 110227625A
- Authority
- CN
- China
- Prior art keywords
- trolley
- repaired mouth
- recycling
- wall
- spraying
- 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
Links
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 30
- 239000010959 steel Substances 0.000 claims abstract description 30
- 238000004064 recycling Methods 0.000 claims abstract description 27
- 238000005507 spraying Methods 0.000 claims abstract description 25
- 230000007246 mechanism Effects 0.000 claims abstract description 20
- 239000011248 coating agent Substances 0.000 claims abstract description 16
- 238000000576 coating method Methods 0.000 claims abstract description 16
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims abstract description 11
- 238000010438 heat treatment Methods 0.000 claims description 6
- 239000004576 sand Substances 0.000 claims description 6
- 238000004140 cleaning Methods 0.000 claims description 5
- 239000000428 dust Substances 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 8
- 230000008569 process Effects 0.000 abstract description 7
- 238000003466 welding Methods 0.000 abstract description 5
- 238000013461 design Methods 0.000 abstract description 2
- 238000005422 blasting Methods 0.000 description 11
- 230000007797 corrosion Effects 0.000 description 4
- 238000005260 corrosion Methods 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000009510 drug design Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000003345 natural gas Substances 0.000 description 2
- 238000010422 painting Methods 0.000 description 2
- 230000035515 penetration Effects 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 230000008439 repair process Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000002775 capsule Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B13/00—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
- B05B13/06—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00 specially designed for treating the inside of hollow bodies
- B05B13/0627—Arrangements of nozzles or spray heads specially adapted for treating the inside of hollow bodies
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B16/00—Spray booths
- B05B16/20—Arrangements for spraying in combination with other operations, e.g. drying; Arrangements enabling a combination of spraying operations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
- B05D3/02—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by baking
- B05D3/0218—Pretreatment, e.g. heating the substrate
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
- B05D3/12—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by mechanical means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/14—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to metal, e.g. car bodies
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/22—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to internal surfaces, e.g. of tubes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C1/00—Methods for use of abrasive blasting for producing particular effects; Use of auxiliary equipment in connection with such methods
- B24C1/08—Methods for use of abrasive blasting for producing particular effects; Use of auxiliary equipment in connection with such methods for polishing surfaces, e.g. smoothing a surface by making use of liquid-borne abrasives
- B24C1/086—Descaling; Removing coating films
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C3/00—Abrasive blasting machines or devices; Plants
- B24C3/02—Abrasive blasting machines or devices; Plants characterised by the arrangement of the component assemblies with respect to each other
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C9/00—Appurtenances of abrasive blasting machines or devices, e.g. working chambers, arrangements for handling used abrasive material
- B24C9/003—Removing abrasive powder out of the blasting machine
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C9/00—Appurtenances of abrasive blasting machines or devices, e.g. working chambers, arrangements for handling used abrasive material
- B24C9/006—Treatment of used abrasive material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D2202/00—Metallic substrate
- B05D2202/10—Metallic substrate based on Fe
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D2254/00—Tubes
- B05D2254/04—Applying the material on the interior of the tube
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Pipe Accessories (AREA)
Abstract
Inner wall of the pipe girth joint repaired mouth equipment, it is related to applying coating field at newly-built pipeline inside weld.Inner wall of the pipe girth joint repaired mouth equipment it include hoofing part mechanism, pressure bladder, ballasting rust remover, shot conveying and recycling trolley, gas supply trolley, spraying trolley, pressure bladder is set on the right side of hoofing part mechanism, pressure bladder is connect with ballasting rust remover, pressure bladder is set on front side of shot conveying and recycling trolley and is fixedly connected with gas supply trolley, spraying trolley is equipped on front side of gas supply trolley.After by adopting the above technical scheme, the invention has the benefit that its design is reasonable, by way of integrated, the equipment that the equipment such as derusting, recycling, spraying are combined into complete set according to enough process sequences, it solves the problems, such as that mouth sews and mend in the circumferential welding of inner wall of small diameter tube steel pipe, has the characteristics that high-efficient, safety, coating quality are excellent etc..
Description
Technical field
The present invention relates to applying coating fields at newly-built pipeline inside weld, and in particular to inner wall of the pipe girth joint repaired mouth is set
It is standby.
Background technique
Natural-gas transfer pipeline is the frictional resistance reduced in medium transmission process, is usually applied in steel pipe inner wall coating drag reduction
Layer, fluid pipeline is the corrosion for preventing inner wall, usually applies corrosion-inhibiting coating in steel pipe inner wall.In field pipes cable laying operation, need
Patching coating is carried out to the inner wall at pipeline welded connecting, Large Diameter Pipeline steel duct space is big, and manual repair generally can be used
Mode, but narrow space at small diameter tube steel-pipe welding can not carry out manual repair.Due to not carried out when small-caliber pipeline laying
The internally coated repairing of commissure tube wall, pipeline in use, can cause local resistance and corrosion due to the exposed of commissure,
It causes the increase of natural gas line pumped (conveying) medium resistance, fluid pipeline internal corrosion serious, and finally leaks pipeline.This just makes
The service life of pipeline is greatly reduced, and causes the maintenance cost of unpredictable harm and increase pipeline.
Summary of the invention
In view of the defects and deficiencies of the prior art, the present invention intends to provide a kind of inner wall of the pipe girth joint repaired mouths to set
Standby, its design is reasonable, by way of integrated, the equipment such as derusting, recycling, spraying is combined into according to enough process sequences a set of
Complete equipment solves the problems, such as that mouth sews and mend in the circumferential welding of inner wall of small diameter tube steel pipe, has high-efficient, safety, coating quality excellent
Feature.
To achieve the above object, the present invention is using following technical scheme: it includes hoofing part mechanism 1, air bag 2, throws
Ball rust remover 3, shot conveying and recycling trolley 4, spray trolley 6 at gas supply trolley 5, and blanket gas is arranged on front side of hoofing part mechanism 1
Capsule 2, pressure bladder 2 are connect with ballasting rust remover 3, and shot conveys and recycles 4 right side fixing seal air bag 2 of trolley and connects gas supply
Trolley 5 supplies and is equipped with spraying trolley 6 on front side of trolley 5.
Inner wall of the pipe girth joint repaired mouth equipment, it is comprised the following steps that: step 1, and pipeline field lays about 0.5km
When, complete machine enters at steel duct to the girth joint repaired mouth of front end first;Step 2 beats the front and back pressure bladder of repaired mouth position
It opens, forms the derusting space of sealing, shot-blast apparatus carries out derusting operation;Step 3 seals pressure bladder after the completion of repaired mouth derusting
It closes, shot conveying and recycling trolley carry out recycling and the cleaning of steel tube surface dust to the steel sand shot after derusting, at this time complete machine
Retroversion runs to spraying trolley and reaches at first girth joint repaired mouth, is placed into pipeline boxing with medium-frequency heating system outside steel pipe
It is heated at seam;Step 4, after the completion of heating, starting spraying trolley carries out coating spraying, completes the painting at first repaired mouth
Material coating operation;Step 5, then complete machine is retreated to second repaired mouth, above-mentioned operation is carried out, until completing this segment pipe
The repaired mouth of inner ring commissure.
The hoofing part mechanism 1 is driving power mechanism and electric-control system.
After adopting the above technical scheme, the invention has the following beneficial effects: 1, by process sequence by each with corresponding function
Trolley is combined, and forms an entirety, can adapt to the patch work of specific caliber pipeline;2, it is carried out using self-control ramming head
Impeller blasting at girth joint, steel pipe internal-surface cleannes reach Sa2.5 grades after derusting.The present invention has rational design by integrated
Mode, the equipment that the equipment such as derusting, recycling, spraying are combined into complete set according to enough process sequences solve small diameter tube steel
Mouth problem sews and mend in the circumferential welding of inner wall of pipe, has the characteristics that high-efficient, safety, coating quality are excellent etc..
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention without any creative labor, may be used also for those of ordinary skill in the art
To obtain other drawings based on these drawings.
Fig. 1 is structural schematic diagram of the invention;
Fig. 2 is process flow chart of the invention.
Description of symbols: hoofing part mechanism 1, pressure bladder 2, ballasting rust remover 3, shot conveying and recycling trolley 4,
Supply trolley 5, spraying trolley 6.
Specific embodiment
Referring to shown in Fig. 1-Fig. 2, present embodiment the technical solution adopted is that: it is by hoofing part mechanism 1, air bag
2, ballasting rust remover 3, shot conveying and recycling trolley 4, gas supply trolley 5, spraying trolley 6 form, and hoofing part mechanism 1 is mounted on
2 rearward position of air bag, hoofing part mechanism 1 are made of dress decelerating motor and power control cabinet in walking chassis, and walking vehicle body main body is adopted
It is welded with plate, steel wheel shaft is fixed by special bearing block, is equipped with polyurethane wheel, avoids generating steel pipe inner wall when walking
Abrasion, decelerating motor can adjust the speed of travel by frequency control, by external power supply.Pressure bladder 2 is inflated by annular air-pocket
A closed working space is established for impeller blasting area, shot is avoided to splash to nonclient area, after the completion of impeller blasting, annular
Air bag is deflated.Ballasting rust remover 3 is installed on 2 front and back right side of pressure bladder, and ballasting rust remover 3 carries out table to commissure by shot-blasting machine
Derust work in face, mainly includes the parts such as shot-blasting machine, hollow shaft motor and active walking chassis, fills in active walking chassis hollow
Spindle motor is direct-connected with shot-blasting machine, and drives shot-blasting machine high speed rotation, and shot is dished out, and derusts to steel pipe girth joint periphery
Processing, can satisfy the derusting grade of Sa2.5.It is equipped with shot on front side of ballasting rust remover 3 and conveys and recycle trolley 4, shot-blasting machine
It feeds ball to be provided by shot conveying and recycling trolley 4, the spiral conveying mechanism that trolley 4 is conveyed and recycled by shot pushes material ball
To shot-blasting machine, hollow shaft since whole trolley cable penetration pipe and shot-blasting machine linear bearing use, throw by the control of active walking chassis
Ball stroke, ball blast head slide on linear bearing.Shot conveying and recycling 4 pairs of trolley derusting after steel sand shot carry out recycling and
The cleaning of steel tube surface dust, this mechanism is by recycling head, recycling warehouse, recycling blower, spiral conveying mechanism and passive walking chassis
Deng composition, recycling warehouse is welded and is installed on car body using steel plate, and recycling head tube road is mounted on recycling warehouse two sides head dress
There is cleaning brush, the shot for gathering steel pipe bottom is cleaned to warehouse rear portion to the recycling for inhaling sand mouth.Assembling is recycled in warehouse
Top provides power for the collection of steel sand shot, and spiral conveying mechanism is responsible for the shot in recovery bin is defeated under motor driven
It send to ramming head, power is introduced by cable from penetration pipe.The setting of trolley 5 is supplied in spraying 6 leftward position of trolley, supplies trolley
5 provide qualified compressed air for powder spraying system by air compressor and freezing type drier, this mechanism is by passive row
Walk chassis, air compressor machine and dryer group at.Spraying trolley 6 is by electrostatic gun system to spraying at the steel pipe seam after derusting
It applies, completes the patch work of erosion resistant coating, spraying trolley 6 is by passive walking chassis, powder case, fluidized bed, electrostatic gun and control
System composition.
Inner wall of the pipe girth joint repaired mouth equipment, it is comprised the following steps that: step 1, and pipeline field lays about 0.5km
When, complete machine enters at steel duct to the girth joint repaired mouth of front end first;Step 2 beats the front and back pressure bladder of repaired mouth position
It opens, forms the derusting space of sealing, shot-blast apparatus carries out derusting operation;Step 3 seals pressure bladder after the completion of repaired mouth derusting
It closes, shot conveying and recycling trolley carry out recycling and the cleaning of steel tube surface dust to the steel sand shot after derusting, at this time complete machine
Retroversion runs to spraying trolley and reaches at first girth joint repaired mouth, is placed into pipeline boxing with medium-frequency heating system outside steel pipe
It is heated at seam;Step 4, after the completion of heating, starting spraying trolley carries out coating spraying, completes the painting at first repaired mouth
Material coating operation;Step 5, then complete machine is retreated to second repaired mouth, above-mentioned operation is carried out, until completing this segment pipe
The repaired mouth of inner ring commissure.
The hoofing part mechanism 1 constitutes the driving power and electric-control system of integral device, has in industry in equipment
Construction Condition can be observed in real time in sight glass.
After adopting the above technical scheme, the invention has the following beneficial effects: 1, by process sequence by each with corresponding function
Trolley is combined, and forms an entirety, can adapt to the patch work of specific caliber pipeline;2, it is carried out using self-control ramming head
Impeller blasting at girth joint, steel pipe internal-surface cleannes reach Sa2.5 grades after derusting.The present invention has rational design by integrated
Mode, the equipment that the equipment such as derusting, recycling, spraying are combined into complete set according to enough process sequences solve small diameter tube steel
Mouth problem sews and mend in the circumferential welding of inner wall of pipe, has the characteristics that high-efficient, safety, coating quality are excellent etc..
The above is only used to illustrate the technical scheme of the present invention and not to limit it, and those of ordinary skill in the art are to this hair
The other modifications or equivalent replacement that bright technical solution is made, as long as it does not depart from the spirit and scope of the technical scheme of the present invention,
It is intended to be within the scope of the claims of the invention.
Claims (3)
1. inner wall of the pipe girth joint repaired mouth equipment, it is characterised in that: it includes hoofing part mechanism (1), pressure bladder (2), throws
Ball rust remover (3), shot conveying and recycling trolley (4), gas supply trolley (5), spraying trolley (6), hoofing part mechanism (1) front side
It is arranged pressure bladder (2), pressure bladder (2) is connect with ballasting rust remover (3), fixed on front side of shot conveying and recycling trolley (4)
Pressure bladder (2) simultaneously connects gas supply trolley (5), is equipped with spraying trolley (6) on front side of gas supply trolley (5).
2. inner wall of the pipe girth joint repaired mouth equipment, it is characterised in that it is comprised the following steps that: step 1, pipeline field laying
When about 0.5km, complete machine enters at steel duct to the girth joint repaired mouth of front end first;Step 2, the front and back of repaired mouth position is close
Airbag-releasing is sealed, forms the derusting space of sealing, shot-blast apparatus carries out derusting operation;Step 3, after the completion of repaired mouth derusting, sealing
Pressure bladder is closed, and shot conveying and recycling trolley carry out recycling and the cleaning of steel tube surface dust to the steel sand shot after derusting,
Complete machine retroversion at this time runs to spraying trolley and reaches at first girth joint repaired mouth, is placed into medium-frequency heating system outside steel pipe
It is heated at pipeline girth weld;Step 4, after the completion of heating, starting spraying trolley carries out coating spraying, completes first benefit
Applying coating operation at mouthful;Step 5, then complete machine is retreated to second repaired mouth, above-mentioned operation is carried out, until completing this
The repaired mouth of the inner ring commissure of segment pipe.
3. inner wall of the pipe girth joint repaired mouth equipment according to claim 1, it is characterised in that: the hoofing part mechanism
It (1) is driving power mechanism and electric-control system.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910635549.0A CN110227625A (en) | 2019-07-15 | 2019-07-15 | Inner wall of the pipe girth joint repaired mouth equipment |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910635549.0A CN110227625A (en) | 2019-07-15 | 2019-07-15 | Inner wall of the pipe girth joint repaired mouth equipment |
Publications (1)
Publication Number | Publication Date |
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CN110227625A true CN110227625A (en) | 2019-09-13 |
Family
ID=67855527
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201910635549.0A Pending CN110227625A (en) | 2019-07-15 | 2019-07-15 | Inner wall of the pipe girth joint repaired mouth equipment |
Country Status (1)
Country | Link |
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CN (1) | CN110227625A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111230750A (en) * | 2020-02-19 | 2020-06-05 | 西安深蓝智能机器有限公司 | Inner welding line shot blasting sand blasting rust removal crawler suitable for 8-10 inch pipeline |
CN114559262A (en) * | 2022-03-17 | 2022-05-31 | 十堰市立可高工贸有限公司 | Hot rolled steel coil uncoiling shot blasting, longitudinal shearing and coiling integrated collinear processing system |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3008153A1 (en) * | 1980-03-04 | 1981-09-10 | Joachim 2150 Buxtehude Schönwälder | Welding of pipes of hollow ware in protective gas atmos - where two inflatable bags form gas seals inside pipes and also feed gas to nozzle filling pipe ends with gas |
JPH1024367A (en) * | 1996-07-08 | 1998-01-27 | Mitsubishi Heavy Ind Ltd | Shield jig used for welding and shielding method |
CN202984947U (en) * | 2012-12-12 | 2013-06-12 | 南京麦驰钛业有限公司 | Protection gas lock device for girth welding of metallic conduit |
CN206168649U (en) * | 2016-11-16 | 2017-05-17 | 青岛精研自动化设计有限公司 | Spraying equipment in steel pipe |
CN207695041U (en) * | 2017-12-11 | 2018-08-07 | 西安环海机器人科技有限公司 | A kind of pipeline girth weld inner coating repaired mouth robot |
CN210187523U (en) * | 2019-07-15 | 2020-03-27 | 廊坊市鼎盛机械设备有限公司 | Pipeline inner wall circumferential weld joint coating equipment |
-
2019
- 2019-07-15 CN CN201910635549.0A patent/CN110227625A/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3008153A1 (en) * | 1980-03-04 | 1981-09-10 | Joachim 2150 Buxtehude Schönwälder | Welding of pipes of hollow ware in protective gas atmos - where two inflatable bags form gas seals inside pipes and also feed gas to nozzle filling pipe ends with gas |
JPH1024367A (en) * | 1996-07-08 | 1998-01-27 | Mitsubishi Heavy Ind Ltd | Shield jig used for welding and shielding method |
CN202984947U (en) * | 2012-12-12 | 2013-06-12 | 南京麦驰钛业有限公司 | Protection gas lock device for girth welding of metallic conduit |
CN206168649U (en) * | 2016-11-16 | 2017-05-17 | 青岛精研自动化设计有限公司 | Spraying equipment in steel pipe |
CN207695041U (en) * | 2017-12-11 | 2018-08-07 | 西安环海机器人科技有限公司 | A kind of pipeline girth weld inner coating repaired mouth robot |
CN210187523U (en) * | 2019-07-15 | 2020-03-27 | 廊坊市鼎盛机械设备有限公司 | Pipeline inner wall circumferential weld joint coating equipment |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111230750A (en) * | 2020-02-19 | 2020-06-05 | 西安深蓝智能机器有限公司 | Inner welding line shot blasting sand blasting rust removal crawler suitable for 8-10 inch pipeline |
CN114559262A (en) * | 2022-03-17 | 2022-05-31 | 十堰市立可高工贸有限公司 | Hot rolled steel coil uncoiling shot blasting, longitudinal shearing and coiling integrated collinear processing system |
CN114559262B (en) * | 2022-03-17 | 2024-04-05 | 十堰市立可高工贸有限公司 | Integrated collinear processing system for uncoiling, shot blasting, longitudinal shearing and rolling of hot rolled steel coil |
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