CN108856986A - Small-bore pipeline carries on the back argon-filled protection system - Google Patents
Small-bore pipeline carries on the back argon-filled protection system Download PDFInfo
- Publication number
- CN108856986A CN108856986A CN201810738036.8A CN201810738036A CN108856986A CN 108856986 A CN108856986 A CN 108856986A CN 201810738036 A CN201810738036 A CN 201810738036A CN 108856986 A CN108856986 A CN 108856986A
- Authority
- CN
- China
- Prior art keywords
- cable
- cable bar
- wheel
- bar
- row
- 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
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 title claims abstract description 210
- 229910052786 argon Inorganic materials 0.000 title claims abstract description 105
- 210000003092 coiled body Anatomy 0.000 claims abstract description 25
- 238000013016 damping Methods 0.000 claims description 27
- 229910000831 Steel Inorganic materials 0.000 claims description 25
- 239000010959 steel Substances 0.000 claims description 25
- 230000005540 biological transmission Effects 0.000 claims description 19
- 125000004122 cyclic group Chemical group 0.000 claims description 10
- 238000005096 rolling process Methods 0.000 claims description 8
- 238000005452 bending Methods 0.000 claims description 3
- 239000007789 gas Substances 0.000 abstract description 45
- 238000003466 welding Methods 0.000 abstract description 26
- 238000009434 installation Methods 0.000 abstract description 16
- 238000005516 engineering process Methods 0.000 abstract description 5
- 239000002699 waste material Substances 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 31
- 238000007789 sealing Methods 0.000 description 15
- 229910001220 stainless steel Inorganic materials 0.000 description 13
- 239000010935 stainless steel Substances 0.000 description 13
- 210000003734 kidney Anatomy 0.000 description 11
- 238000004804 winding Methods 0.000 description 8
- 230000001681 protective effect Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 2
- 239000002775 capsule Substances 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 239000011261 inert gas Substances 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000011900 installation process Methods 0.000 description 2
- 238000009417 prefabrication Methods 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 2
- 229910052721 tungsten Inorganic materials 0.000 description 2
- 239000010937 tungsten Substances 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 206010006514 bruxism Diseases 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007779 soft material Substances 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 238000011179 visual inspection Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K9/00—Arc welding or cutting
- B23K9/16—Arc welding or cutting making use of shielding gas
- B23K9/167—Arc welding or cutting making use of shielding gas and of a non-consumable electrode
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K9/00—Arc welding or cutting
- B23K9/32—Accessories
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K9/00—Arc welding or cutting
- B23K9/32—Accessories
- B23K9/325—Devices for supplying or evacuating shielding gas
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
- Storing, Repeated Paying-Out, And Re-Storing Of Elongated Articles (AREA)
Abstract
The invention belongs to pipeline welding technology field, in particular to a kind of small-bore pipeline carries on the back argon-filled protection system.The system includes argon-filled protection device, bracket, flexible cable bar, push straightening mechanism and cable bar coiled body; the one ends wound of flexible cable bar is on the reel in cable bar coiled body; space of the other end of flexible cable bar across the first aligns wheel of the first resistance straightening unit and the second aligns wheel, around the groove in the third aligns wheel of recurvation unit, the space across the first aligns wheel of the second resistance straightening unit and the second aligns wheel, the other end of flexible cable bar is connected with argon-filled protection device.The express delivery that the present invention has mechanical automation degree high, simple and quick, improves the installation effectiveness of argon-filled protection device; and mitigate labor intensity of workers, and the position of easily adjustment argon-filled protection device, improve the accuracy of its installation; and then reach raising welding quality, and argon gas is avoided to waste.
Description
Technical field
The invention belongs to pipeline welding technology field, in particular to a kind of small-bore pipeline carries on the back argon-filled protection system.
Background technique
Stainless steel or carbon steel-stainless steel compound pipeline complex pipeline circumferential weld dock TIG weld (Tungsten Inert Gas
Welding, referred to as non-melt pole inert gas tungsten electrode protection weldering) when, partial sealing is carried out in weld bond Position Pipe and is filled with argon
Gas shielded is to avoid stainless steel or carbon steel-stainless steel compound pipeline complex pipeline internal oxidation, guarantees main, the effective and warp of welding quality
The method of Ji.
TIG weld is docked for the circumferential weld of big-and-middle aperture pipeline (internal diameter 150mm or more), can be used with electronic function of creeping
The partial sealing device of energy creeps to realization partial sealing from weld bond from pipe end and carries out argon-filled protection.And for long length
The circumferential weld of small-bore pipeline docks TIG weld, due to narrow space in pipeline, in site operation, mainly uses center to be with holes
Steel pipe, steel pipe both ends with holes are equipped with round rubber closure plate, to form an easy partial sealing argon-filled protection device.The dress
The application method set is:Above-mentioned plainly-packed set with long-chain is pushed into block at weld bond by artificial spreading rigidity stock;Or group butt welding
First above-mentioned apparatus is placed in front of mouthful to have welded and is completed in pipe, pipeline section will be welded across next with argon gas tracheae with elastic wire
(length 6-12m) is connect with plugging device, when weld bond group is located at weldering to two plugging plates for after the completion, pulling elastic wire to make device
It at mouthful, realizes and blocks, after the completion of welding, long-chain or elastic wire is pulled to pull out device.
In the implementation of the present invention, it is found by the applicant that at least having the following disadvantages in the prior art:
In the prior art, using above-mentioned plugging device for small-bore pipeline argon-filled protection when, due to its installation process
In be manually to be operated by stock or steel wire in slender pipeline, keep the adjustment of its installation site difficult, be also easy to produce installation not just, closing
The situations such as not tight, and then the problems such as cause weld bond argon-filled protection bad, influence welding quality, and argon gas is caused to waste.
Summary of the invention
Aiming at the problems existing in the prior art, the present invention provides a kind of small-bore pipelines to carry on the back argon-filled protection system, tool
There is the position of mechanical automatically adjustment argon-filled protection device in the duct.
The technical scheme is that:
A kind of small-bore pipeline carries on the back argon-filled protection system, the system comprises argon-filled protection device, bracket, flexible cable bar,
Push straightening mechanism and cable bar coiled body, wherein
The cable bar coiled body includes bottom plate, mandrel and reel:The bottom plate is fixedly installed on the bracket, institute
It states mandrel to be vertically set on the bottom plate, the reel is rotatably mounted around on the mandrel;
The push straightening mechanism includes that grillage, aligning component, transmission component and cable bar driving assembly, the grillage are solid
On the bracket, the aligning component includes the first resistance straightening unit successively far from the cable bar coiled body, anti-for fixed setting
First resistance straightening unit and second resistance straightening unit is arranged in curved unit and the second resistance straightening unit, the recurvation unit
On perpendicular bisector, first resistance straightening unit and second resistance straightening unit include the first aligns wheel and the second aligns wheel, described
Be mounted on the grillage to first aligns wheel and the second aligns wheel opposed rotatable, the circumferential surface of first aligns wheel and
Groove is all had on the circumferential surface of second aligns wheel, it is recessed on the groove and second aligns wheel in first aligns wheel
Slot forms the space passed through for the flexible cable bar, and the recurvation unit includes third aligns wheel, the third aligns wheel
It is installed in rotation on the grillage, matches on the circumferential surface of the third aligns wheel with one and the flexible cable bar
Groove;The cable bar driving assembly is mounted on the grillage, and the output end of the cable bar driving assembly passes through the transmission group
Part is connected with first resistance straightening unit with the first aligns wheel in second resistance straightening unit respectively;
The one ends wound of the flexible cable bar on the reel in the cable bar coiled body, the flexible cable bar it is another
Hold space across the first aligns wheel of first resistance straightening unit and the second aligns wheel, around the of the recurvation unit
Groove in three aligns wheels, the space across the first aligns wheel of second resistance straightening unit and the second aligns wheel, it is described
The other end of flexible cable bar is connected with the argon-filled protection device.
Further, the cable bar driving assembly includes cable bar servo motor, and the cable bar servo motor is arranged described
The bottom of grillage.
Further, the transmission component includes a driving wheel and two driven wheels, wherein
The output axis connection of the driving wheel and the cable bar servo motor;
Two driven wheels are oppositely arranged on the two sides of the driving wheel, two driven wheels pass through respectively belt and
The driving wheel connection;
First aligns wheel of a driven wheel and first resistance straightening unit in two driven wheels shares one
Second aligns wheel of a rotation axis, another described driven wheel and second resistance straightening unit in two driven wheels shares
One rotation axis.
Further, the cable bar driving assembly further includes electromagnetic clutch, and the electromagnetic clutch is arranged described
On the output shaft of cable bar servo motor, the driving wheel is operably electric with the cable bar servo by the electromagnetic clutch
The output axis connection of machine.
Further, the cable bar coiled body further includes reel driving assembly, and the reel driving assembly includes reel
Servo motor, transmission gear and cyclic annular rack gear, wherein
The reel servo motor is mounted on the bottom of the bottom plate;
The transmission gear is fixed on the output shaft of the reel servo motor;
The bottom of the reel is arranged in the ring-type rack gear, and the cyclic annular rack gear and the transmission gear are meshed.
Further, the cable bar coiled body further includes aligning row's cable assembly, and the aligning row cable assembly is arranged in institute
It states between reel and the push straightening mechanism, the aligning row cable assembly includes row's cable retarder, cable support, row's cable servo electricity
Machine, row's cable bar and the 4th aligns wheel, wherein
Row's cable retarder setting is on the bracket;
Row's cable servo motor is arranged on row's cable retarder, the output end of row's cable servo motor and described
Arrange the input terminal connection of cable retarder;
The cable support is arranged on row's cable retarder;
Row's cable bar is installed in rotation on the cable support, and row's cable bar and row's cable retarder is defeated
Outlet connection;
4th aligns wheel is sleeved on row's cable bar, with one and described on the circumferential surface of the 4th aligns wheel
The groove that flexible cable bar matches.
Further, for the reel tool there are two opposite disk, the flexible cable bar is wrapped in two disks
Between;
The aligning row cable assembly further includes two the first elastic damping blocks, one end of two the first elastic damping blocks
It is fixed on the cable support, the other end of two the first elastic damping blocks, which all has, to match with the disk
Arcwall face, the other end of two the first elastic damping blocks, which respectively corresponds, to be fitted on the circumferential surface of two disks.
Further, the cable bar coiled body further includes that cable bar holds down assembly, and the cable bar holds down assembly to be rectified with described
In line cable assembly is oppositely arranged with the central axis of the reel, and the cable bar holds down assembly including clamping frame, clamping arm, stretches bullet
Spring and contact roller, wherein
The clamping frame fixed setting is on the bracket;
There are two the clamping arm settings, and two clamping arms are oppositely arranged, and one end of two clamping arms can turn
It is connected on the clamping frame dynamicly;
One end of the extension spring is connected on the clamping frame, and the other end of the extension spring is connected to any one
On a clamping arm;
The contact roller is rotatably connected between the other end of two clamping arms, the contact roller and described soft
Property cable bar rolling friction.
Further, for the reel tool there are two opposite disk, the flexible cable bar is wrapped in two disks
Between;
It further includes two the second elastic damping blocks, one end of two the second elastic damping blocks that the cable bar, which holds down assembly,
It is fixed on the clamping frame, the other end of two the second elastic damping blocks, which all has, to match with the disk
Arcwall face, the other end of two the second elastic damping blocks, which respectively corresponds, to be fitted on the circumferential surface of two disks.
Preferably, the system also includes more than one cable bar support, the cable bar support is arranged at intervals on institute
It states on flexible cable bar, the cable bar support includes top plate, elastic annular steel card and idler wheel, wherein
There are two the elastic annular steel card settings, and one end of two elastic annular steel cards is fixed at described
On top plate, two elastic annular steel cards surround the through-hole passed through for the flexible cable bar, two elastic annulars
External bending of the other end of steel card to the through-hole;
The idler wheel and the elastic annular steel card are arranged in a one-to-one correspondence, and the idler wheel is rotatably arranged in corresponding institute
On the other end for stating elastic annular steel card.
Beneficial effects of the present invention include at least:
A kind of small-bore pipeline of the invention carries on the back argon-filled protection system, since reel is rotatably mounted around on mandrel, and
On the reel in cable bar coiled body, the other end and argon-filled protection device of flexible cable bar connect the one ends wound of flexible cable bar
It connects, therefore, control flexible cable bar is wound on reel, and movement of the argon-filled protection device in small-bore pipeline can be realized.
Since the output end of the cable bar driving assembly in push straightening mechanism is single with the first aligning respectively by transmission component
Member is connected with the first aligns wheel in the second resistance straightening unit, i.e., cable bar driving assembly can drive the first resistance straightening unit and second to rectify
The first aligns wheel rotation in straight unit, and then the movement of flexible cable bar is driven, realize that flexible cable bar is wound on reel, and
Realize movement of the argon-filled protection device in small-bore pipeline, mechanical automation degree is high, and it is simple and quick, improve argon filling
The installation effectiveness of protective device, and mitigate labor intensity of workers, and the position of easily adjustment argon-filled protection device, improve its installation
Accuracy, and then reach raising welding quality, and argon gas is avoided to waste.
Since from flexible cable bar, when winding on reel, flexible cable bar has certain camber, and therefore, the present invention is provided with
Component is aligned, since the recurvation unit in aligning component is arranged on the perpendicular bisector of the first resistance straightening unit and the second resistance straightening unit,
After flexible cable bar passes sequentially through aligning component, will form one and arc that above-mentioned camber supports or opposes, thus to flexible cable bar into
Row aligning, improves the smooth degree that argon-filled protection device is conveyed by flexible cable bar.
Detailed description of the invention
It in order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, below will be to institute in embodiment
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the invention
Example, for those of ordinary skill in the art, without creative efforts, can also obtain according to these attached drawings
Obtain other attached drawings.
Fig. 1 is a kind of structural schematic diagram of small-bore pipeline weld bond argon-filled protection device of the embodiment of the present invention;
Fig. 2 is a kind of structural schematic diagram of small-bore pipeline weld bond argon-filled protection device of the embodiment of the present invention;
Fig. 3 is the structural schematic diagram of the ring-shaped gasbag in present example;
Fig. 4 is the structural schematic diagram of compressed air tube assembly in the embodiment of the present invention;
Fig. 5 is the structural schematic diagram of roll wheel assembly in the embodiment of the present invention;
Fig. 6 is the structural schematic diagram of argon gas pipe support in the embodiment of the present invention;
Fig. 7 is the structural schematic diagram of apparatus for making a video recording in the embodiment of the present invention;
Fig. 8 is the structural schematic diagram of the small-bore pipeline back argon-filled protection system in the embodiment of the present invention;
Fig. 9 is the structural schematic diagram of cable bar coiled body in the embodiment of the present invention;
Figure 10 is the structural schematic diagram of cable bar coiled body in the embodiment of the present invention;
Figure 11 is the structural schematic diagram of aligning row's cable assembly of the embodiment of the present invention;
Figure 12 is the structural schematic diagram that cable bar holds down assembly in the embodiment of the present invention;
Figure 13 is the structural schematic diagram that straightening mechanism is pushed in the embodiment of the present invention;
Figure 14 is the structural schematic diagram of flexible cable bar in the embodiment of the present invention;
Figure 15 is the structural schematic diagram of the cable bar support in the embodiment of the present invention;
Figure 16 is the operation schematic diagram of the small-bore pipeline back argon-filled protection system in the embodiment of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
A kind of small-bore pipeline provided in an embodiment of the present invention carries on the back argon-filled protection system, protects primarily to realizing to argon filling
Protection unit position adjustment in the duct and corresponding miscellaneous function and design, be based on this, the embodiment of the present invention is first to filling
Argon protective device (small-bore pipeline weld bond argon-filled protection device i.e. hereinafter) is described.
Fig. 1 is a kind of structural schematic diagram of pipe welding port partial sealing argon-filling device of the embodiment of the present invention, referring to Fig. 1,
The device includes central tube 1, the first ring-shaped gasbag 2, the second ring-shaped gasbag 9, the first roll wheel assembly, the second roll wheel assembly.
In conjunction with Fig. 1, the first roll wheel assembly of the embodiment of the present invention and the first ring-shaped gasbag 2 are one group, along the axis of central tube 1
To on the axial one end for the circumferential surface for being successively set on central tube 1 outside in;Second roll wheel assembly and the second ring-shaped gasbag 9 are another
One group, along the axial other end of the axial direction circumferential surface that is successively set on central tube 1 outside in of central tube 1.
The first ring-shaped gasbag 2 and the second ring-shaped gasbag 9 of the embodiment of the present invention can inflation/deflation setting, and central tube 1 passes through
First roll wheel assembly and the second roll wheel assembly 4 can move in pipeline along the axial of pipeline.
A kind of pipe welding port partial sealing argon-filling device of the embodiment of the present invention, due to two ring-shaped gasbags and two idler wheels
On the circumferential surface of the centrally disposed pipe of component, and ring-shaped gasbag can inflation/deflation setting, and central tube by roll wheel assembly can be along pipeline
Axial direction moved in pipeline, when device needs to be moved to weld bond in the duct, ring-shaped gasbag is deflated, operation center pipe,
Central tube can be moved in inner wall of the pipe by roll wheel assembly, be caused so as to the remaining part in avoiding device to pipeline inside
Phenomenon of book contamination, and moved in pipeline by then passing through roll wheel assembly, therefore, have the characteristics that frictional force is small, can be convenient
The mobile adjustment of device;After device movement in place, ring-shaped gasbag is inflated, so that ring-shaped gasbag is close to inner wall of the pipe, consolidates device
It is fixed, to carry out partial sealing to pipe welding port and be filled with the follow-up works such as argon gas protection.
Fig. 2 is a kind of structural schematic diagram of pipe welding port partial sealing argon-filling device of the embodiment of the present invention, in conjunction with Fig. 1 and
Fig. 2, device shown in the embodiment of the present invention can also include four annular convex platform 6, and every two annular convex platform 6 is one group, two groups
Annular convex platform 6 is separately positioned in the axial ends of the circumferential surface of central tube 1, and two in every group annular convex platform 6 forms a gas
Capsule places area, and the first ring-shaped gasbag 2 and the second ring-shaped gasbag 9 are respectively fixedly disposed at two air bags and place in area.
In conjunction with Fig. 2, in the embodiment of the present invention, multiple central axises around annular convex platform 6 are provided on each annular convex platform 6
The air bag installing blind 61 of equiangularly spaced setting, and retainer ring blind hole there are two being also set up on the annular convex platform 6 in outside
62。
The first ring-shaped gasbag 2, the second ring-shaped gasbag 9 of the embodiment of the present invention all can be use elastic heat abrasive rubber
The flat annulus shape air bag of production, Fig. 3 are the structural schematic diagram of the ring-shaped gasbag in present example, and in conjunction with Fig. 3, the present invention is real
It applies in example, the first ring-shaped gasbag 2 and the second ring-shaped gasbag 9 can be set more than one along the axial sides of central tube 1
Flexible fastening item 7, and the first ring-shaped gasbag 2 and the second ring-shaped gasbag 9 along central tube 1 axial direction and opposite side be provided with
One Valve for aerocyst 11.
In conjunction with Fig. 1, in the embodiment of the present invention, flexible fastening item 7 passes through the cooperation of bolt and air bag installing blind 61, fixed
It is mounted on annular convex platform 6, and is set with a retainer ring 10 on Valve for aerocyst 11, the both ends of retainer ring 10 pass through bolt and two retainer rings
With the cooperation of blind hole 62, it is fixedly mounted on annular convex platform 6.
In the embodiment of the present invention, multiple flexible fastening items 7 can around the equiangularly spaced setting of central axis of ring-shaped gasbag, with
Guarantee patient's air bag uniform force, improves sealing effect.And retainer ring 10 can limit the position of Valve for aerocyst, prevent ring-shaped gasbag from filling
When gas, Valve for aerocyst will not generate loss to inner wall of the pipe.
In conjunction with Fig. 1, the embodiment of the invention also includes compressed air tube assemblies 5.Fig. 4 is compressed air in the embodiment of the present invention
The structural schematic diagram of tube assembly, in conjunction with Fig. 4, in the embodiment of the present invention, compressed air tube assembly 5 may include air inlet pipe 51 and two
A air bag connecting tube 52 being correspondingly arranged with Valve for aerocyst,
In conjunction with Fig. 1 and Fig. 4, in the embodiment of the present invention, outside axial one end of the centrally disposed pipe 1 in one end of air inlet pipe 51
The other end of side, air inlet pipe 51 is extend into central tube, and one end of two air bag connecting tubes 52 is and the other end of air inlet pipe 51
Connection.
Further, in conjunction with Fig. 4, the compressed air tube assembly 5 of the embodiment of the present invention can also include threeway 53, threeway 53
It is exported with an entrance and two, the entrance of threeway 53 is connected on the other end of air inlet pipe 51, two outlets of threeway 53
Be connected on one end of two air bag connecting tubes 52, with realize two air bag connecting tubes 52 one end and air inlet pipe 51 it is another
One end is connected.
In the embodiment of the present invention, air bag connecting tube 52 and air inlet pipe 51 in compressed air component 5 can be soft materials.
In conjunction with Fig. 1 and Fig. 4, in the embodiment of the present invention, on the circumferential surface side wall of central tube 1 setting there are two and air bag connecting tube
52 corresponding first kidney slots 101, the length direction of the first kidney slot 101 are parallel to the axial setting of central tube 1, air bag connection
The other end of pipe 52 passes through corresponding first kidney slot 101, and 11 phase of the other end of air bag connecting tube 52 and corresponding Valve for aerocyst
Connection.
After the compressed air tube assembly 5 of the embodiment of the present invention assembles, the inflation/deflation of ring-shaped gasbag can be realized by it
Work.
In conjunction with Fig. 2, in the embodiment of the present invention, central tube 1 is for installing the first roll wheel assembly and the first roll wheel assembly
On circumferential surface, more than one second kidney slot 102, the length of the second kidney slot 102 are angularly provided with along the axial direction of central tube 1
It is oriented parallel to the axial setting of central tube 1.
In conjunction with Fig. 2, in the embodiment of the present invention, the first kidney slot 101 be can be set in two adjacent the second kidney slots 102
Between.
Fig. 5 is the structural schematic diagram of roll wheel assembly in the embodiment of the present invention, in conjunction with Fig. 5, the first rolling of the embodiment of the present invention
Wheel assembly and the first roll wheel assembly include idler wheel 31, arc fixed block 32 and attachment screw 33.
In conjunction with Fig. 1, Fig. 2 and Fig. 5,102 1 a pair of idler wheel 31, attachment screw 33 and the second kidney slot of the embodiment of the present invention
It should be arranged, idler wheel 102 is rotatably mounted around on corresponding attachment screw 33, and idler wheel 31, which rolls, to be arranged in corresponding second kidney-shaped
In slot 102.
In conjunction with Fig. 1 and Fig. 5, the arc fixed block 32 of the embodiment of the present invention can be set multiple, and arc fixed block 32 is solid
Dingan County is in corresponding second kidney slot 102, central axis equiangularly spaced setting of the multiple arcs fixed block 32 around central tube 1
On the circumferential surface of central tube 1, two adjacent arc fixed blocks 32 are connected by an attachment screw 33, multiple arcs fixed block
32 surround one and the coaxial ring-type of central tube 1, and the outer diameter of cricoid internal diameter and central tube 1 is consistent.
In conjunction with Fig. 1, in the embodiment of the present invention, fixed block connection screw thread is provided on the side wall of each second kidney slot 102
Hole 106 in conjunction with Fig. 5, and can be set on the circumferential surface of arc fixed block 32 and consolidate with what fixed block connection screw thread hole 106 matched
Determine block connection heavy logical 36, arc fixed block 32 is fixedly mounted in corresponding second kidney slot by bolt.
Specifically, in conjunction with Fig. 5, in the embodiment of the present invention, two faces of two adjacent mutual directions of arc fixed block can
To be respectively arranged with the heavy through-hole 35 of a connection through-hole 34 and a connection, nut one end setting of attachment screw 33 is even
It connects in heavy through-hole 35, the head of attachment screw 33 enters in connection through-hole 34, that is, realizes that two adjacent arcs are fixed
The connection of block.
When needing mobile device in the duct, idler wheel can roll in inner wall of the pipe, can be with due to force of rolling friction
Reduce the moving resistance of device, mobile adjustment conveniently is carried out to device.
In conjunction with Fig. 1, the device of the embodiment of the present invention can also include argon gas pipe support 4, and Fig. 6 is argon gas in the embodiment of the present invention
The structural schematic diagram of pipe support, in conjunction with Fig. 6, the argon gas pipe support 4 of the embodiment of the present invention includes argon gas inlet pipe 41 and argon gas outlet pipe 42.
In conjunction with Fig. 6, one end of the argon gas inlet pipe 41 of the embodiment of the present invention is provided with suction nozzle 43, argon gas inlet pipe 41 it is another
End seal is closed, and there are two the settings of argon gas outlet pipe 42, and two 42 perpendicular separations of argon gas outlet pipe are arranged on the circumferential surface of argon gas inlet pipe 41, and
Two argon gas outlet pipes 42 are communicated with argon gas inlet pipe 41.
In conjunction with Fig. 1, Fig. 2 and Fig. 6, in the embodiment of the present invention, one end of argon gas inlet pipe 41 is located at axial one end of central tube 1
Outside, the other end of argon gas inlet pipe 41 penetrate into central tube 1, and on the circumferential surface side wall of central tube 1 setting there are two respectively and
The effective through-hole 103 of the corresponding argon gas of argon gas outlet pipe 42, the effective through-hole 103 of the corresponding argon gas of 42 hermetically passing of argon gas outlet pipe.
Further, in conjunction with Fig. 2, the effective through-hole setting of two argon gas is in two the first ring-shaped gasbags 2 and the second cyclic annular gas
Between capsule 9, it can be filled with argon gas to the sealing space being made of two ring-shaped gasbags 9, central tube 1 and pipeline in this way, to carry out
Argon gas protection when welding.
In the embodiment of the present invention, argon gas inlet pipe 41 and argon gas outlet pipe 42 can be hard material.
In conjunction with Fig. 2, the embodiment of the present invention is additionally provided with one or more vent valve peace on the circumferential surface of middle spool 2
Hole 104 is filled, which is located between two ring-shaped gasbags.In conjunction with Fig. 1, installed in the vent valve mounting hole 104
There is vent valve 105, when the argon pressure in sealing space is more than specified value, argon gas will be discharged by 105 pressure release of vent valve.
In conjunction with Fig. 1, in the embodiment of the present invention, image pick-up device 8 has been can be set in axial one end of central tube, and Fig. 7 is the present invention
The structural schematic diagram of image pick-up device in embodiment, referring to Fig. 1 and Fig. 7, the model of the image pick-up device 8 can be JASYB02-46, head
The camera 81 in portion it is axial can 360 ° of rotations, level can be greater than 180 ° of rotations, and the high-resolution colour picture with 480 lines senses
The industry camera for having clear hard cylindrical shroud of device, high-brightness LED lighting source and automatic focusing function, and its tail portion
There is 1 high temperature resistant multicore camera input/output control cable 82, camera input/output control cable 82 is pierced by center
Pipe 1, tail end installation camera shooting cable connector 83, for controlling camera, and receives video image captured by camera.
Certainly, the model of image pick-up device 8 may be other other models for being able to achieve above-mentioned function, the embodiment of the present invention pair
This is with no restriction.
In conclusion the weld bond partial sealing argon-filling device with camera can be achieved in pipeline (especially internal diameter in the present invention
Pipeline not less than 60mm) in steady lower resistance and fast moved without what is be stained, to guarantee that the realization of its mechanization installation is created
Condition;Partial sealing is tight, positioning stablity, reduces argon gas loss, improves weld bond argon-filled protection effect;It is set by front end
360 ° of rotary takings of the camera set, can be obtained the clear image on the full inside weld surface of weld bond, meet visual observation inspection
It is required that.
For above-mentioned small-bore pipeline weld bond argon-filled protection device, the embodiment of the present invention devises a kind of small-bore pipeline back
Argon-filled protection system, Fig. 8 is the structural schematic diagram of the small-bore pipeline back argon-filled protection system in the embodiment of the present invention, referring to figure
8, which includes above-mentioned argon-filled protection device, bracket 12, flexible cable bar 13, push straightening mechanism 14 and cable bar coiled body
15。
In conjunction with Fig. 8, the bracket 12 in the embodiment of the present invention has function of regulating height thereof, with consistent with the height of pipeline,
Its implementation can be:Adjustment oil cylinder is provided at the bottom corners of bracket 12, the collapsing length of control adjustment oil cylinder reaches
To the purpose of adjustment 12 height of bracket.
Fig. 9 and Figure 10 is the structural schematic diagram of cable bar coiled body in the embodiment of the present invention, in conjunction with Fig. 9 and Figure 10, this hair
Cable bar coiled body in bright embodiment includes bottom plate 151, mandrel 152, reel 153, reel driving assembly, aligning row's cable assembly
And cable bar holds down assembly.
In conjunction with Fig. 8, Fig. 9 and Figure 10, in the embodiment of the present invention, bottom plate 1501 is fixed on bracket, and in level
State, mandrel 1502 are vertically set on bottom plate 1501, and reel 1503 is rotatably mounted around on mandrel 1502, and flexible cable bar
13 one ends wound, by reel 1503 around the rotation of mandrel 1502, can drive the receipts of flexible cable bar 13 in reel 1503
Volume.
The tool of reel 1503 of the embodiment of the present invention passes through between the middle part of two opposite disks there are two opposite disk
One connecting shaft links into an integrated entity, and flexible cable bar 13 is wrapped in the connecting shaft between two disks.
In conjunction with Figure 10, in the embodiment of the present invention, reel driving assembly may include reel servo motor 1504, transmission gear
1505 and cyclic annular rack gear 1506, wherein reel servo motor 1504 is mounted on the bottom of bottom plate 1501, with reasonable Arrangement space,
And transmission gear 1505 is fixed on the output shaft of reel servo motor 1501, and cyclic annular rack gear 1506 is arranged in reel
1503 bottom, and cyclic annular rack gear 1506 and transmission gear 1505 are meshed, reel servo motor 1504 starts, output shaft band
Nutating gear 1505 rotates, and then the driving rack 1506 engaged is driven to rotate, that is, has reached reel 1503 around mandrel
The purpose of 1502 rotations winds so as to take flexible cable bar 13 to.
In the embodiment of the present invention, it can be carved in the bottom of reel 1503 and set a loop grinding tooth, to form cyclic annular rack gear
1506.It is of course also possible to which a cyclic annular rack gear 1506 to be directly welded to the bottom of reel 1503.
Figure 11 is the structural schematic diagram of aligning row's cable assembly of the embodiment of the present invention, and in conjunction with Fig. 8-Figure 11, the present invention is implemented
In example, which arranges cable assembly setting between reel 1503 and push straightening mechanism 14, and the row's of aligning cable assembly includes row's cable
Retarder 1507, cable support 1508, row's cable servo motor 1509, row's cable bar 1510 and the 4th aligns wheel 1511.
In conjunction with Fig. 8-Figure 11, row's cable retarder 1507 in the embodiment of the present invention is fixed on bracket 12, and row's cable is watched
The setting of motor 1509 is taken on row's cable retarder 1507, arrange the output end of cable servo motor 1509 and arranges the defeated of cable retarder 1507
Enter end connection, in this way, the power of cable servo motor 1509 can will be arranged, is exported after arranging 1507 speed limit of cable retarder.
In conjunction with Figure 11, the setting of cable support 1508 of the embodiment of the present invention arranges cable bar 1510 on row's cable retarder 1507
It is installed in rotation on cable support 1508, and the output end for arranging cable bar 1510 and row's cable retarder 1507 connects, it in this way can be with
Output shaft synchronous rotation of the driving row's cable bar 1510 with row's cable retarder 1507.
In conjunction with Fig. 8-Figure 11, on 1511 row's of being sleeved on cable bar 1510 of the 4th aligns wheel of the embodiment of the present invention, the 4th aligning
Wheel 1511 can be rotated synchronously with row's cable bar 1510, can be with flexible cable bar 13 with one on the circumferential surface of the 4th aligns wheel 1511
The groove to match, during flexible cable bar 13 is wound, flexible cable bar 13 can generate friction with the 4th aligns wheel 1511
Power improves the stability that flexible cable bar 13 is wound to reduce the rolling speed of flexible cable bar 13.
In conjunction with Fig. 8-Figure 11, aligning row's cable assembly of the embodiment of the present invention further includes two the first elastic damping blocks 1512,
One end of two the first elastic damping blocks 1512 is fixed on cable support 1508, two the first elastic damping blocks 1512 it is another
One end all has the arcwall face to match with disk, and the other end of two the first elastic damping blocks 1512, which respectively corresponds, is fitted in two
On the circumferential surface of a disk, when reel 1503 rotates, two disks can generate friction with two the first elastic damping blocks 1512,
To limit the revolving speed of reel 1503, the stability that flexible cable bar 13 is wound is improved.
Further, in conjunction with Figure 11, the cable support 1508 in the embodiment of the present invention may include the upper plate being oppositely arranged
And lower plate, lower plate are fixed on row's cable retarder 1507, and by solid between upper plate and the same end of lower plate
Fixed pole links into an integrated entity, and arranges cable bar 1510 and be rotatably arranged between upper plate and the other end of lower plate, in this way, the 4th
Aligns wheel 1511 can form a space passed through only for flexible cable bar 13 with fixed link, to lead to flexible cable bar 13
To;And two the first elastic damping blocks 1512 can be respectively and fixedly installed on the other end of upper plate and lower plate.
Figure 12 is the structural schematic diagram that cable bar holds down assembly in the embodiment of the present invention, in conjunction with Fig. 8, Fig. 9, Figure 10 and figure
12, the cable bar of the embodiment of the present invention holds down assembly and the row's of aligning cable assembly can be oppositely arranged with the central axis of reel 1503, cable
Bar holds down assembly including clamping frame 1513, clamping arm 1514, extension spring 1515 and contact roller 1516.
In conjunction with Fig. 8, Fig. 9, Figure 10 and Figure 12, the clamping frame 1513 of the embodiment of the present invention is fixed on bracket 12,
And there are two the settings of clamping arm 1514, two clamping arms 1514 are oppositely arranged, and one end of two clamping arms 1514 rotationally connects
It connects on clamping frame 1513, one end of extension spring 1515 is connected on clamping frame 1513, and the other end of extension spring 1515 connects
It connects on any one clamping arm 1514;And contact roller 1516 be rotatably connected to two clamping arms 1514 the other end it
Between, 13 rolling friction of contact roller 1516 and flexible cable bar.During flexible cable bar 13 is wound, flexible cable bar 13 can be pressed
Bearing up pulley 1516 is withstood, and generates friction therebetween, thus can not only reduce the rolling speed of flexible cable bar 13, is improved flexible
The stability that cable bar 13 is wound, can also limit the winding direction of flexible cable bar 13, be oriented to the winding of flexible cable bar 13.
In conjunction with Fig. 8, Fig. 9, Figure 10 and Figure 12, it can also include two second that the cable bar of the embodiment of the present invention, which holds down assembly,
One end of elastic damping block 1517, two the second elastic damping blocks 1517 is fixed on clamping frame 1513, two the second bullets
The other end of property damping block 1517 all has the arcwall face to match with disk, the other end of two the second elastic damping blocks 1517
It respectively corresponds and is fitted on the circumferential surface of two disks, when reel 1503 rotates, two disks can be with two first elasticity resistances
Buddhist nun's block 1512 generates friction, to limit the revolving speed of reel 1503, improves the stability that flexible cable bar 13 is wound.
In conjunction with Figure 12, in the embodiment of the present invention, clamping frame 1513 also may include the upper plate and lower plate being oppositely arranged,
Lower plate is fixed on bracket 12, and is linked into an integrated entity between upper plate and the same end of lower plate also by fixed link,
And a compression arm axle is rotationally set in fixed link, one end of two clamping arms 1514 is fixedly connected on the compression
On arm axle, to realize being rotatably connected for clamping arm and clamping frame;And it can pass through between upper plate and the other end of lower plate
Another fixed link links into an integrated entity, and one end of extension spring 1515 is mounted in another fixed link.The two of the embodiment of the present invention
A second elastic damping block 1517 can be respectively and fixedly installed on the other end of upper plate and lower plate.
In conjunction with Figure 12, in the embodiment of the present invention, the other end of extension spring 1515 can be fixed in a connecting rod, should
Connecting rod can be fixedly installed on a underlying clamping arm 1514.
In conjunction with Fig. 9, the top of the mandrel 152 of the embodiment of the present invention can determine with pneumoelectric mixing rotary joint 1518
Son connection, and the cable connector and gas-tpe fitting of the rotor portion of the pneumoelectric mixing rotary joint 1518 be fixed on reel 1503
On 13 tail end of flexible cable bar cable connector and tracheae connection.
Figure 13 is the structural schematic diagram that straightening mechanism is pushed in the embodiment of the present invention, referring to Figure 13, the embodiment of the present invention
Pushing straightening mechanism 14 includes grillage 141, aligning component 142, transmission component 143 and cable bar driving assembly 144.
In conjunction with Fig. 8 and Figure 13, the grillage 141 of the embodiment of the present invention is fixed on bracket 12, and is in horizontality.
In conjunction with Fig. 8 and Figure 13, the aligning component 142 of the embodiment of the present invention include successively far from cable bar coiled body 15 the
One resistance straightening unit, recurvation unit and the second resistance straightening unit, recurvation unit are arranged in the first resistance straightening unit and the second resistance straightening unit
Perpendicular bisector on, the first resistance straightening unit and the second resistance straightening unit include the first aligns wheel 1421 and the second aligns wheel 1422,
It is mounted on grillage 141 to 1422 opposed rotatable of one aligns wheel 1421 and the second aligns wheel, the circumferential surface of the first aligns wheel 1421
With groove is all had on the circumferential surface of the second aligns wheel 1422, the groove on groove and the second aligns wheel in the first aligns wheel 1421
A space passed through for flexible cable bar 13 is formed, recurvation unit includes third aligns wheel 1423, and third aligns wheel 1423 can turn
It is mounted on grillage 141 dynamicly, the groove to match on the circumferential surface of third aligns wheel 1423 with one and flexible cable bar 13;Cable
Bar driving assembly 144 is mounted on grillage 1141, and the output end of cable bar driving assembly 144 is by transmission component 143 respectively with the
The first aligns wheel 1421 in one resistance straightening unit and the second resistance straightening unit is connected.
In conjunction with Fig. 8, in the embodiment of the present invention, reel of the one ends wound of flexible cable bar 13 in cable bar coiled body 15
On 1503, the other end of flexible cable bar 13 is across the first aligns wheel 1421 of the first resistance straightening unit and the second aligns wheel 1422
Space, around in the third aligns wheel 1423 of recurvation unit groove, across the first aligns wheel 1421 of the second resistance straightening unit
And the second space between aligns wheel 1422, the other end of flexible cable bar 13 are connected with above-mentioned argon-filled protection device.
In conjunction with Fig. 8 and Figure 13, in the embodiment of the present invention, cable bar driving assembly 144 includes cable bar servo motor 1441, cable bar
The bottom of grillage 141 is arranged in servo motor 1441.
In conjunction with Fig. 8 and Figure 13, in the embodiment of the present invention, transmission component 143 includes that a driving wheel 1431 and two are driven
Wheel 1432, wherein the output axis connection of driving wheel 1431 and cable bar servo motor 1441 starts cable bar servo motor 1441, can
To drive driving wheel 1431 to rotate.
In conjunction with Fig. 8 and Figure 13, two driven wheels 1432 of the embodiment of the present invention are oppositely arranged on the two sides of driving wheel 1431,
Two driven wheels 1432 are connected by belt and driving wheel 1431 respectively, in the case where driving wheel 1431 rotates, can be driven
Two driven wheels 1432 rotate.
In conjunction with Fig. 8 and Figure 13, in the embodiment of the present invention, a driven wheel 1432 and first in two driven wheels 1432 are rectified
First aligns wheel 1421 of straight unit shares a rotation axis, another driven wheel 1432 and second in two driven wheels 1432
Second aligns wheel 1433 of resistance straightening unit shares a rotation axis, in the case where two driven wheels rotate, can drive first
First aligns wheel 1421 of resistance straightening unit and the rotation of the second aligns wheel 1433 of the second resistance straightening unit, so as to by flexible cable
Bar 13 conveys.
In the embodiment of the present invention, by flexible cable bar 13 to the direction of pipeline conveying can only by push straightening mechanism 14 into
Row, push straightening mechanism 14 and reel driving assembly 15 can also be cooperated progress;And flexible cable bar 13 is returned from pipeline
When winding, can only be carried out by reel driving assembly 15, to avoid asynchronous because of driving caused by winding is unsmooth shows
As occurring, it is based on this, in conjunction with Fig. 8 and Figure 13, in the embodiment of the present invention, cable bar driving assembly 144 can also include electromagnetic clutch
Device 1442, electromagnetic clutch 1442 are arranged on the output shaft of cable bar servo motor 144, and driving wheel 1431 passes through electromagnetic clutch
1442 operably output axis connections with cable bar servo motor 1441, when flexible cable bar 13 is conveyed to the direction of pipeline,
Electromagnetic clutch 1442 can be powered, the output of cable bar servo motor 144 is transferred on driving wheel 1431, flexible cable is worked as
When bar 13 recycles winding from pipeline, electromagnetic clutch 1442 can be powered off, to make the output of cable bar servo motor 144 not
It can be transferred on driving wheel 1431, flexible cable bar 13 is only thus recycled by reel driving assembly 15 by winding from pipeline.
Figure 14 is the structural schematic diagram of flexible cable bar in the embodiment of the present invention, flexible in the embodiment of the present invention in conjunction with Figure 14
Cable bar 13 includes cable pipe 1301, cable pipe fitting 1302, tracheae cable tube bank 1303 and tube bank holding block 1304.
In conjunction with Fig. 8 and Figure 14, the cable pipe 1301 of the embodiment of the present invention including bourdon tube and is wrapped in bourdon tube periphery
Wear-resistance protective sleeve, bourdon tube has medium stiffening property, and wear-resistance protective sleeve has elasticity, not only can be carried out winding, to reduce occupied space,
The abrasion of bourdon tube can also be reduced.
In conjunction with Fig. 8 and Figure 14, there are two the settings of cable pipe fitting 1302 in the embodiment of the present invention, two cable pipe fittings 1302
It is respectively and fixedly installed to 1301 axial ends of cable pipe, tracheae cable tube bank 1303 is threaded through in cable pipe fitting 1302.
In conjunction with Fig. 8 and Figure 14, in the embodiment of the present invention, there are two tube bank holding block 1304 is also provided with, two tube banks fixings
Block 1304 is respectively and fixedly installed to two 1302 inner ends of cable pipe fitting, for clamping tracheae cable tube bank 1303.
In conjunction with Fig. 8 and Figure 14, the system of the embodiment of the present invention can also include more than one cable bar support 16, Figure 15
For the structural schematic diagram of the cable bar support in the embodiment of the present invention, in conjunction with Figure 15, which is arranged at intervals on soft
On property cable bar 13, which may include top plate 1601, elastic annular steel card 1602 and idler wheel 1603, wherein
There are two the settings of elastic annular steel card 1602, and one end of two elastic annular steel cards 1602 is fixed on top plate 1601,
Two elastic annular steel cards 1602 surround the through-hole passed through for flexible cable bar 13, two elastic annular steel cards 1602 it is another
The external bending to through-hole is held, idler wheel 1603 and elastic annular steel card 1602 are arranged in a one-to-one correspondence, and idler wheel 1603 is rotationally set
It sets on the other end of corresponding elastic annular steel card 1602.
In the embodiment of the present invention, cable bar support 16 be flexible cable bar 13 start be pushed into pipeline when, at spacing intervals,
It is stuck on cable pipe 1301, when flexible cable bar 13 is pulled out from pipeline, cable bar support 16 is drawn out after nozzle from cable pipe 13011
On remove.
The effect of the cable bar support 16 of the embodiment of the present invention is:It can guarantee that flexible cable bar 13 is in the shape of a collimation
State enters in pipeline, in addition, when running in the duct, idler wheel 1603 and inner wall of the pipe are one since it is with idler wheel 1603
The relationship of kind rolling friction runs flexible cable bar more smoothly in the duct so as to reduce frictional force, and is running
In, due to there was only idler wheel 1603 and inner wall of the pipe contact, so as to reduce the abrasion pollution to pipeline, to improve inner wall of the pipe
Cleannes.
Since the ring-shaped gasbag in the argon-filled protection device of the embodiment of the present invention needs inflation/deflation to be arranged, in conjunction with figure
8, the embodiment of the present invention is also provided with air on bracket 12 and lashes mechanism 20, which lashes mechanism 20 can be for using miniature
It lashes single interface air that air pump and solenoid directional control valve are constituted and takes out/inflate source, to improve inflation/deflation operation for ring-shaped gasbag.
Since the ring-shaped gasbag in the argon-filled protection device of the embodiment of the present invention needs applying argon gas, in conjunction with Fig. 8, originally
Inventive embodiments are also provided with argon gas source 19 on bracket 12.
In conjunction with Fig. 8, in the embodiment of the present invention, the tail end in argon-filled protection device can pass through cable bar connection frame 17 and flexible
Cable bar 13 connects, the tracheae and cable of the tracheae cable tube bank 1303 in flexible cable bar 13 respectively with 1 tail end of argon-filled protection device
Argon gas interface, air interface connected with camera cable interface, connector is horizontally-arranged to be fixed in cable bar connection frame 2;Flexible cable
After bar 13 successively installed cable bar push straightening mechanism 14 and aligning row's cable assembly, it is coiled on reel 1503, flexible cable bar 13
Tail end is fixed in the cable bar fixing pipe of reel 1503.
In conjunction with Fig. 8, in the embodiment of the present invention, it is also provided with electric-controlled case 17 on bracket 12 and display control is whole
End 18, cable bar driving servo motor, electromagnetic clutch, reel servo motor, row's cable servo motor pass through cable and electrical respectively
It controls case 17 to connect, is acted by each electric component of 17 coordinated control of electric-controlled case, cable bar is made to push straightening mechanism 14, cable bar curler
15 coordination operation of structure, that realizes flexible cable bar 13 stablizes push and pull-out;Air lashes mechanism 20 and argon gas source 19 passes through respectively
Cable or tracheae are connect with electric-controlled case 9, to realize the on-off and pressure control of gas source;And display control terminal 10 passes through 1
Cable is connect with electric-controlled case 9, and the camera umbilical and air of 9 output end of electric-controlled case lash mechanism 20 and argon gas source
19 gas outlet tube is connected on the cable connector and gas-tpe fitting of the stationary part of pneumoelectric mixing rotary joint 1518.
Figure 16 is the operation schematic diagram that small-bore pipeline in the embodiment of the present invention carries on the back argon-filled protection system, in conjunction with Figure 16,
Briefly explain the installation process and working principle of the protection system:
The installation of argon-filled protection device is located in one end of the tube group butt welding bracket 21 of Prefabrication equipment, it is 2 small
The installation of bore stainless steel tube 22 is positioned on the tube group butt welding bracket 21 of Prefabrication equipment;
Before starting continuous production, 12 height of bracket is adjusted according to pipe diameter, makes the axis of the horizontal flexible cable bar 13 pushed
Line and small-bore 22 almost coaxial of stainless steel tube;
According to the pipe range of single small-bore stainless steel tube 22, the push of flexible cable bar 13 is set with display control terminal 18 and is returned
The parameters such as the length and speed of volume;
In 2 small-bore stainless steel tubes 22 after the completion of group is to tack welding on tube group butt welding bracket 20, controlled with display
The system is set manual push mode by terminal 18 processed, clicks push start key, and electric-controlled case 17 controls cable bar push aligning
Mechanism 14 and cable bar coiled body 15 work by manual push products synchronous coordination, push flexible cable bar 13 forward, and will fill
Argon protective device is pushed in small-bore 22 pipe port of stainless steel tube, and operator's support helps argon-filled protection device, by its steady feeding
Small-bore stainless steel tube 22, until the cable pipe fitting of the front end of flexible cable bar 13 is completely into after in pipe, by display control terminal
Push stop key on 18, flexible cable bar 13 stop push;
Automatic push mode is set by the protection system with display control terminal 18, clicks push start key, electric-controlled
Case 17 controls cable bar push straightening mechanism 14 and cable bar coiled body 15 presses the co-ordination of automatic push Program Synchronization, makes flexible cable
Bar 13 is continuously advanced toward, and keeps argon-filled protection device mobile to the weld bond direction between 2 small-bore stainless steel tubes 22;
During flexible cable bar 13 is pushed, every 1 meter, in the plugging device bracket front end external position of bracket 12, by 1
A cable bar support is stuck on flexible cable bar 13, is allowed to enter in small-bore stainless steel tube 22 together with flexible cable bar 13;
During automatic push, there are abnormal conditions, it can be at any time by the push stop key on display control terminal 18, warp
After adjustment is normal, continue automatic push program;
When the practical calculating of flexible cable bar 13, which is pushed into length in steel pipe, reaches the flexible cable bar push length of setting, cable bar
Push straightening mechanism 14 and cable bar coiled body 15 stop working, and flexible cable bar 13 stops push, the weld bond between stainless steel tube 22
Generally within the middle position of argon-filled protection device, argon-filled protection device has been pushed in place;
Started with display control terminal 10 and block argon filling operating mode, electric-controlled case 17 controls air and lashes the starting of mechanism 20
Work, is filled with air to ring-shaped gasbag, after positioning it and blocking the neighbouring pipeline section of weld bond, argon gas source 19 is then turned on, to envelope
Be filled with argon gas in plugging section, when detection block pipeline section in oxygen content be down to reach welding requirements when, air lashes mechanism 20 and argon
Gas source 19 keeps working condition, starts weld bond welding;
Weld bond welding after the completion of, reverse operation, complete argon-filled protection device recycling, recovery principle with it is above-mentioned similar,
The embodiment of the present invention to this with no restriction.
Show that small-bore pipeline shown in the present invention carries on the back argon-filled protection system through practical application, realizes long length osculum
The mechanization installation of partial sealing argon-filling device, can reduce 50% or more installation work-hour, improve installation in diameter pipe welding port pipe
Efficiency;Installation operation has been standardized, manually installed randomness and unstability are reduced, has made partial sealing argon-filling device that matter to be installed
Amount is improved, and be substantially avoided installation operation and is stained to inner wall of the pipe;Construction personnel need to only carry out simply assisting installation
Construction personnel's labor intensity is substantially alleviated with control operation;It is integrated with interior welding bead visual inspection function, is able to carry out inside weld
Molding and the observation of defect and burning situation and inspection, examine the merging of 2 procedures to be continuously finished pipeline welding and inside weld, by phase
Answering reduces 80% or more the time required to Welding Testing, improves pipeline Welding Testing integrated construction efficiency.
Embodiment provided above is better embodiment of the invention, only is used to facilitate to illustrate the present invention, not to this hair
It is bright to make any form of restriction, have usually intellectual in any technical field, if not departing from the proposed skill of the present invention
In the range of art feature, using the equivalent embodiment for locally changing or modifying made by disclosed technology contents, and
Without departing from technical feature content of the invention, in the range of still falling within the technology of the present invention feature.
Claims (10)
1. a kind of small-bore pipeline carries on the back argon-filled protection system, which is characterized in that the system comprises argon-filled protection device, bracket,
Flexible cable bar, push straightening mechanism and cable bar coiled body, wherein
The cable bar coiled body includes bottom plate, mandrel and reel:The bottom plate is fixedly installed on the bracket, the core
Axis is vertically set on the bottom plate, and the reel is rotatably mounted around on the mandrel;
The push straightening mechanism includes grillage, aligning component, transmission component and cable bar driving assembly, and the grillage fixation is set
It sets on the bracket, the aligning component includes the first resistance straightening unit, the recurvation list successively far from the cable bar coiled body
Member and the second resistance straightening unit, the recurvation unit, which is arranged in first resistance straightening unit and second resistance straightening unit, to hang down
On line, first resistance straightening unit and second resistance straightening unit include the first aligns wheel and the second aligns wheel, and described first
It is mounted on the grillage to aligns wheel and the second aligns wheel opposed rotatable, the circumferential surface of first aligns wheel and described
Groove is all had on the circumferential surface of second aligns wheel, the groove type on groove and second aligns wheel in first aligns wheel
The space passed through at one for the flexible cable bar, the recurvation unit includes third aligns wheel, and the third aligns wheel can turn
It is mounted on the grillage dynamicly, there is one and the flexible cable bar to match recessed on the circumferential surface of the third aligns wheel
Slot;The cable bar driving assembly is mounted on the grillage, and the output end of the cable bar driving assembly passes through the transmission component
It is connected respectively with first resistance straightening unit with the first aligns wheel in second resistance straightening unit;
The one ends wound of the flexible cable bar on the reel in the cable bar coiled body, wear by the other end of the flexible cable bar
It crosses the space between the first aligns wheel and the second aligns wheel of first resistance straightening unit, rectified around the third of the recurvation unit
Groove on through ship, the space across the first aligns wheel of second resistance straightening unit and the second aligns wheel, the flexibility
The other end of cable bar is connected with the argon-filled protection device.
2. a kind of small-bore pipeline according to claim 1 carries on the back argon-filled protection system, which is characterized in that the cable bar driving
Component includes cable bar servo motor, and the bottom of the grillage is arranged in the cable bar servo motor.
3. a kind of small-bore pipeline according to claim 2 carries on the back argon-filled protection system, which is characterized in that the transmission component
Including a driving wheel and two driven wheels, wherein
The output axis connection of the driving wheel and the cable bar servo motor;
Two driven wheels are oppositely arranged on the two sides of the driving wheel, and two driven wheels pass through belt and described respectively
Driving wheel connection;
First aligns wheel of a driven wheel and first resistance straightening unit in two driven wheels shares one and turns
Second aligns wheel of moving axis, another described driven wheel and second resistance straightening unit in two driven wheels shares one
Rotation axis.
4. a kind of small-bore pipeline according to claim 3 carries on the back argon-filled protection system, which is characterized in that the cable bar driving
Component further includes electromagnetic clutch, and the electromagnetic clutch is arranged on the output shaft of the cable bar servo motor, the active
Wheel passes through the electromagnetic clutch operably output axis connection with the cable bar servo motor.
5. a kind of small-bore pipeline according to claim 1 carries on the back argon-filled protection system, which is characterized in that the cable bar is coiled
Mechanism further includes reel driving assembly, and the reel driving assembly includes reel servo motor, transmission gear and cyclic annular rack gear,
In,
The reel servo motor is mounted on the bottom of the bottom plate;
The transmission gear is fixed on the output shaft of the reel servo motor;
The bottom of the reel is arranged in the ring-type rack gear, and the cyclic annular rack gear and the transmission gear are meshed.
6. a kind of small-bore pipeline according to claim 1-5 carries on the back argon-filled protection system, which is characterized in that described
Cable bar coiled body further includes aligning row's cable assembly, and the aligning row cable assembly is arranged in the reel and the push straightener
Between structure, the aligning row cable assembly includes row's cable retarder, cable support, row's cable servo motor, row's cable bar and the 4th aligning
Wheel, wherein
Row's cable retarder setting is on the bracket;
Row's cable servo motor is arranged on row's cable retarder, the output end of row's cable servo motor and row's cable
The input terminal of retarder connects;
The cable support is arranged on row's cable retarder;
Row's cable bar is installed in rotation on the cable support, and the output end of row's cable bar and row's cable retarder
Connection;
4th aligns wheel is sleeved on row's cable bar, has one and the flexibility on the circumferential surface of the 4th aligns wheel
The groove that cable bar matches.
7. a kind of small-bore pipeline according to claim 6 carries on the back argon-filled protection system, which is characterized in that the reel has
Two opposite disks, the flexible cable bar are wrapped between two disks;
The aligning row cable assembly further includes two the first elastic damping blocks, and one end of two the first elastic damping blocks is fixed
It is arranged on the cable support, the other end of two the first elastic damping blocks all has the arc to match with the disk
Face, the other end of two the first elastic damping blocks, which respectively corresponds, to be fitted on the circumferential surface of two disks.
8. a kind of small-bore pipeline according to claim 6 carries on the back argon-filled protection system, which is characterized in that the cable bar is coiled
Mechanism further includes that cable bar holds down assembly, and the cable bar holds down assembly with aligning row's cable assembly with the central axis phase of the reel
To setting, the cable bar holds down assembly including clamping frame, clamping arm, extension spring and contact roller, wherein
The clamping frame fixed setting is on the bracket;
There are two the clamping arm settings, and two clamping arms are oppositely arranged, and one end of two clamping arms is rotationally
It is connected on the clamping frame;
One end of the extension spring is connected on the clamping frame, and the other end of the extension spring is connected to any one institute
It states on clamping arm;
The contact roller is rotatably connected between the other end of two clamping arms, the contact roller and the flexible cable
Bar rolling friction.
9. a kind of small-bore pipeline according to claim 8 carries on the back argon-filled protection system, which is characterized in that the reel has
Two opposite disks, the flexible cable bar are wrapped between two disks;
It further includes two the second elastic damping blocks that the cable bar, which holds down assembly, and one end of two the second elastic damping blocks is fixed
It is arranged on the clamping frame, the other end of two the second elastic damping blocks all has the arc to match with the disk
Face, the other end of two the second elastic damping blocks, which respectively corresponds, to be fitted on the circumferential surface of two disks.
10. a kind of small-bore pipeline according to claim 1-5 carries on the back argon-filled protection system, which is characterized in that institute
The system of stating further includes more than one cable bar support, and the cable bar support is arranged at intervals on the flexible cable bar, described
Cable bar support includes top plate, elastic annular steel card and idler wheel, wherein
There are two the elastic annular steel card settings, and one end of two elastic annular steel cards is fixed at the top plate
On, two elastic annular steel cards surround the through-hole passed through for the flexible cable bar, two elastic annular steel cards
External bending of the other end to the through-hole;
The idler wheel and the elastic annular steel card are arranged in a one-to-one correspondence, and the idler wheel is rotatably arranged in the corresponding bullet
On the other end of property ring-type steel card.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810738036.8A CN108856986B (en) | 2018-07-06 | 2018-07-06 | Small-bore pipeline back argon filling protection system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810738036.8A CN108856986B (en) | 2018-07-06 | 2018-07-06 | Small-bore pipeline back argon filling protection system |
Publications (2)
Publication Number | Publication Date |
---|---|
CN108856986A true CN108856986A (en) | 2018-11-23 |
CN108856986B CN108856986B (en) | 2024-03-26 |
Family
ID=64299696
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201810738036.8A Active CN108856986B (en) | 2018-07-06 | 2018-07-06 | Small-bore pipeline back argon filling protection system |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN108856986B (en) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110560855A (en) * | 2019-08-27 | 2019-12-13 | 中国石油天然气集团公司 | Argon filling back protection system for automatic pipeline welding |
CN110560854A (en) * | 2019-08-27 | 2019-12-13 | 中国石油天然气集团公司 | Pipeline circumference segmentation back argon filling protection mechanism |
CN110900025A (en) * | 2019-10-30 | 2020-03-24 | 中国化学工程第六建设有限公司 | Welding process of hydrogen sulfide resistant pipeline |
CN112872694A (en) * | 2021-01-12 | 2021-06-01 | 遵义航天新力精密铸锻有限公司 | Welding tool |
CN113510394A (en) * | 2021-07-16 | 2021-10-19 | 中钞印制技术研究院有限公司 | Thin-wall net barrel clamp |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07293747A (en) * | 1994-04-22 | 1995-11-10 | Sumitomo Densetsu Kk | Winch device for inspecting pipe line and plug for pipe line inlet |
KR101298227B1 (en) * | 2013-02-26 | 2013-08-22 | 탑전자산업 주식회사 | Apparatus for inspecting pipe |
KR20130136215A (en) * | 2012-06-04 | 2013-12-12 | 삼성중공업 주식회사 | Pipe purging device |
CN205967773U (en) * | 2016-08-29 | 2017-02-22 | 四川空分设备(集团)有限责任公司 | Stainless steel pipe welding back of body gas protection device |
CN208772680U (en) * | 2018-07-06 | 2019-04-23 | 中国石油天然气集团公司 | Small-bore pipeline carries on the back argon-filled protection system |
-
2018
- 2018-07-06 CN CN201810738036.8A patent/CN108856986B/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07293747A (en) * | 1994-04-22 | 1995-11-10 | Sumitomo Densetsu Kk | Winch device for inspecting pipe line and plug for pipe line inlet |
KR20130136215A (en) * | 2012-06-04 | 2013-12-12 | 삼성중공업 주식회사 | Pipe purging device |
KR101298227B1 (en) * | 2013-02-26 | 2013-08-22 | 탑전자산업 주식회사 | Apparatus for inspecting pipe |
CN205967773U (en) * | 2016-08-29 | 2017-02-22 | 四川空分设备(集团)有限责任公司 | Stainless steel pipe welding back of body gas protection device |
CN208772680U (en) * | 2018-07-06 | 2019-04-23 | 中国石油天然气集团公司 | Small-bore pipeline carries on the back argon-filled protection system |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110560855A (en) * | 2019-08-27 | 2019-12-13 | 中国石油天然气集团公司 | Argon filling back protection system for automatic pipeline welding |
CN110560854A (en) * | 2019-08-27 | 2019-12-13 | 中国石油天然气集团公司 | Pipeline circumference segmentation back argon filling protection mechanism |
CN110560855B (en) * | 2019-08-27 | 2024-04-30 | 中国石油天然气集团公司 | Argon filling back protection system for automatic pipeline welding |
CN110560854B (en) * | 2019-08-27 | 2024-05-28 | 中国石油天然气集团公司 | Pipeline circumferential segmentation back argon filling protection mechanism |
CN110900025A (en) * | 2019-10-30 | 2020-03-24 | 中国化学工程第六建设有限公司 | Welding process of hydrogen sulfide resistant pipeline |
CN112872694A (en) * | 2021-01-12 | 2021-06-01 | 遵义航天新力精密铸锻有限公司 | Welding tool |
CN113510394A (en) * | 2021-07-16 | 2021-10-19 | 中钞印制技术研究院有限公司 | Thin-wall net barrel clamp |
Also Published As
Publication number | Publication date |
---|---|
CN108856986B (en) | 2024-03-26 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN108856986A (en) | Small-bore pipeline carries on the back argon-filled protection system | |
CN105290657A (en) | Automatic welding technology and device for stand bars and cylinder | |
EP3056787B1 (en) | Method and device for inspecting and restoring ducts | |
CN112045283B (en) | Efficient full-automatic welding device for pipeline | |
KR20090091259A (en) | Welding equipment with rotate torch | |
CN208772680U (en) | Small-bore pipeline carries on the back argon-filled protection system | |
CN208713106U (en) | A kind of push straightening mechanism | |
CN208772687U (en) | A kind of cable bar coiled body | |
CN106825281B (en) | A kind of tubing feeding in continuous material mechanism | |
CN108788407A (en) | Small-bore pipeline weld bond partial sealing argon-filling device with camera shooting | |
CN105215103B (en) | A kind of U-shaped heating tube continuous processing equipment | |
CN206676974U (en) | Large-scale pad full-automatic winding machine | |
CN205200839U (en) | Stabilizer blade and barrel automatic weld equipment | |
CN108861878A (en) | A kind of corrugated paper winding device | |
CN208961201U (en) | Small-bore pipeline weld bond partial sealing argon-filling device with camera shooting | |
CN107617659B (en) | Large-scale gasket full-automatic winding machine | |
CN206543982U (en) | A kind of weld seam docks pipe straightening machine | |
CN105312988B (en) | Metal can automatic polishing machine | |
CN107150078A (en) | A kind of hardware manufacture bending machine | |
CN107225335A (en) | Mud tube pipe collar automatic welding machine | |
CN207858095U (en) | A kind of automatic pipeline welding equipment | |
CN109648173A (en) | Axis and hole wear surface repair apparatus | |
CN110293196A (en) | Wheel rim cold breakdown post forming equipment | |
CN105583489A (en) | Handheld type automatic wire feeding mechanism for high-frequency induction brazing | |
CN205551758U (en) | Steel cylinder boxing automatic weld robot |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant |