CN109648246A - A kind of contra-aperture device, steel bushing steel jacket docking processing unit (plant) and method - Google Patents
A kind of contra-aperture device, steel bushing steel jacket docking processing unit (plant) and method Download PDFInfo
- Publication number
- CN109648246A CN109648246A CN201811589808.2A CN201811589808A CN109648246A CN 109648246 A CN109648246 A CN 109648246A CN 201811589808 A CN201811589808 A CN 201811589808A CN 109648246 A CN109648246 A CN 109648246A
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- cushion block
- outer protection
- contra
- component
- protection tube
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Classifications
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- 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
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/053—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work aligning cylindrical work; Clamping devices therefor
- B23K37/0533—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work aligning cylindrical work; Clamping devices therefor external pipe alignment clamps
-
- 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
- B23K31/00—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups
- B23K31/02—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups relating to soldering or welding
- B23K31/027—Making tubes with soldering or welding
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Arc Welding In General (AREA)
Abstract
The present invention provides a kind of contra-aperture device.The contra-aperture device include hoop component, cushion block and adjustment component, the hoop component be ring structure, thickness be equipped with it is multiple axially through slot；The cushion block is arranged on the outside of the hoop component, and concordant with the lower plane of the slot；Described adjustment component one end is connected to the cushion block, and the other end does adaptability extensional motion along the hoop component and adjusts.Compared with the relevant technologies, contra-aperture device structure provided by the invention is simple, and overall stability is strong, and can reuse.The present invention also provides a kind of steel bushing steel jacket docking processing unit (plant), it can be achieved that not having to be welded on base material, pipeline base material is protected, and saves welding and later period anti-corrosion polishing time and cost.Meanwhile the present invention also provides a kind of steel bushing steel jacket repaired mouth pipe processing methods.
Description
Technical field
The present invention relates to pipe installation technology field more particularly to a kind of contra-aperture devices, the docking processing of steel bushing steel jacket
Device and method.
Background technique
In the case where country carries forward vigorously the overall background of environmental protection protection of energy-saving and emission-reduction, a large amount of central cooling Heat Supply Engineering is met the tendency of
And give birth to, especially central cooling Heat Supply Engineering in cities and towns largely uses steel jacket pipe to carry out buried-pipe laying.Outside steel sleeve steel buried pipeline
Pillar repaired mouth, which is all made of two halfpipes watt and closes up the mode of counterpart, carries out outer tube repaired mouth.
, can be because the internal stress of pipeline itself deform after repaired mouth pipeline is cut into two pieces of repaired mouths watt, radian expands, and causes
When joint coating on pipeline is installed, deformation that when counterpart of repaired mouth pipeline girth weld and longitudinal seam needs that internal stress is overcome to occur.
Traditional counterpart mode, which is all made of, welds temporary fixing piece in pipeline outer wall, carries out counterpart using chock and jack.
But traditional form of construction work has following defects that
(1) main material can be damaged in pipeline outer wall welding.
(2) crator can be left after pipeline outer wall welding, needs just to can be carried out anti-corrosion after polishing.
(3) temporary fixing piece welds counterpart, is easy to be influenced by temporary fixing piece installation quality, causes counterpart quality relatively low.
(4) traditional construction method long construction period, construction cost are high.
To sum up, traditional simple tooling and method is not only time-consuming and laborious, and installation quality is unstable.
Summary of the invention
It being capable of steel bushing steel jacket additional ring weld seam and vertical weldering in view of the above-mentioned problems, the purpose of the present invention is to provide one kind
Stitch tooling and its construction method that counterpart installation can be time saving and energy saving.
The present invention provides a kind of contra-aperture device comprising:
Hoop component, is ring structure, thickness be equipped with it is multiple axially through slot；
Cushion block is arranged on the outside of the hoop component, and concordant with the lower plane of the slot；
Component is adjusted, one end is connected to the cushion block, and the other end does adaptability extensional motion along the hoop component and adjusts.
Preferably, the hoop component is made of two halves annulus, and two end of semicircular ring, which is equipped with, to extend radially outwardly
Connecting plate, when installation, the two connecting plates engagements；The cushion block is domes, the arch of the adjustment component and the arch
Portion abuts.
Preferably, the adjustment component is taper pin block, and bottom abuts the cushion block, and bevel edge and the slot cooperate.
Preferably, the adjustment component includes supporting plate and jack, and the supporting plate is in Z-shaped structure, the horizontal flanging of one
With the slot cooperate, another horizontal flanging be set to the cushion block upper end, the jack be connected to another horizontal flanging and
Between the cushion block.
The present invention also provides a kind of steel bushing steel jackets to dock processing unit (plant) comprising outer protection tube and the outer protection tube pair
The repaired mouth pipe and above-mentioned contra-aperture device connect, the hoop component are set to outer protection tube alignment clearance edge, and the cushion block is set
In on the repaired mouth pipe, the adjustment component is connected to the cushion block and does extensional motion to the slot, described outer to adjust
Pillar is concordant with the holding of the counterpart of repaired mouth pipe.
In the scheme of another kind contra-aperture device provided by the invention, it is preferred that the quantity of the hoop component is two,
Interval setting；The adjustment component includes the first limit assembly, the second limit assembly, taper pin block and jack, first limit
Hyte part and the second limit assembly are connect at the both ends of hoop component with the connecting plate respectively, and the taper pin block is connected to described
The inside of first limit assembly, the jack are connected to the inside of second limit assembly, and the cushion block is set to described oblique
The lower end of pin block and jack.
The present invention also provides a kind of steel bushing steel jackets to dock processing unit (plant) comprising two outer protection tubes, to be set to two described outer
The repaired mouth pipe and above-mentioned contra-aperture device docked between pillar and with the outer protection tube, the hoop component are set to the outer protection tube
Alignment clearance edge, the cushion block are set on the repaired mouth pipe, are expanded by the taper pin block and jack to two opposite directions, with
It is concordant with the holding of the counterpart of repaired mouth pipe to adjust the outer protection tube.
The present invention includes following main operational steps:
Hoop component two-piece is installed on outer protection tube alignment clearance edge by step 1, little with allowance weld marginal gap
In 5mm, carried out tightening fixation with bolt；
Cushion block is placed in the repaired mouth pipe side for needing to adjust counterpart position by step 2；
Adjustment component one end is connected to the cushion block by step 3, and the other end is expanded along the hoop component, described outer to adjust
Pillar is concordant with the holding of the counterpart of repaired mouth pipe；
Step 4 when pipeline butt, successively carries out counterpart toward two sides along lower watt of center line of repaired mouth pipe or upper watt center line, counterpart is complete
Cheng Houxian carries out spot welding and fixes, then removes contra-aperture device；
Step 5 after the completion of weld seam counterpart, carries out spot welding and securely removes hoop component afterwards.
Preferably, in step 3, the adjustment component does extensional motion adjusting by the slot.
Preferably, the step 3 includes:
Step 3.1, the first limit assembly, the second limit assembly, taper pin block and jack are provided；
Step 3.2, by two hoop components, two outer protection tube alignment clearance edge；
Step 3.3, first limit assembly is fixed on the connecting plate of two hoop components, cushion block is set to the benefit
On mouth pipe；
Step 3.4, taper pin block is embedded between first limit assembly and cushion block, when insertion is successively embedding from centre to two sides
Enter, the outer protection tube is concordant with the holding of the counterpart of repaired mouth pipe；
Step 3.5, when outer protection tube deflection is larger, first limit assembly and taper pin block can not counterpart in place when, will be described
Second limit assembly is fixed on the other end connecting plate of two hoop components, is expanded using the jack and is repaired outer protection tube
Just.
Compared with the relevant technologies, the invention has the benefit that
One, without being welded on base material, protect pipeline base material, and save welding and later period anti-corrosion polishing time and at
This；
Two, construction efficiency can be greatly improved, lifting construction progress saves construction period and cost；
Three, apparatus structure is simple, and overall stability is strong, no special material, easy to process, can reuse, and saves material；
Four, device installation form is simple, easy to operate, easily-learned easily mastered.
Detailed description of the invention
Fig. 1 is the structural schematic diagram that steel bushing steel jacket provided by the invention docks processing unit (plant) embodiment one；
Fig. 2 is the top view of Fig. 1；
Fig. 3 is the structural schematic diagram of the hoop component in Fig. 1；
Fig. 4 is the structural schematic diagram of the cushion block in Fig. 1；
Fig. 5 is the structural schematic diagram that steel bushing steel jacket provided by the invention docks processing unit (plant) embodiment two；
Fig. 6 is the top view of Fig. 5；
Fig. 7 is the structural schematic diagram that steel bushing steel jacket provided by the invention docks processing unit (plant) embodiment three；
Fig. 8 is the top view of Fig. 7.
Specific embodiment
Come that the present invention will be described in detail below with reference to attached drawing and in conjunction with the embodiments.It should be noted that in the feelings not conflicted
Under condition, the feature in embodiment and embodiment in the present invention be can be combined with each other.For sake of convenience, hereinafter as occurred
"upper", "lower", "left", "right" printed words only indicate consistent with the upper and lower, left and right direction of attached drawing itself, do not play limit to structure
It is set for using.
Embodiment one
As shown in Figure 1 and Figure 2, steel bushing steel jacket docking processing unit (plant) provided in this embodiment includes outer protection tube 100, repaired mouth pipe
200, hoop component 1, adjustment component 2 and cushion block 3.
As shown in figure 3, the annular that the hoop component 1 is made of two halves annulus, is set with DN1200 outer protection tube size
Meter, the counterpart hoop component of remaining pipes size, structure type are scaled according to this form.Two end of semicircular ring is equal
Equipped with the connecting plate 11 to extend radially outwardly, when installation, two connecting plates 11 are engaged.It is set on the thickness of the hoop component 1
Have it is multiple axially through slot 12.
In the present embodiment, the adjustment component 2 is taper pin block 21.
As shown in figure 4, the cushion block 3 is domes, the adjustment component 2 is abutted with the arch of the arch.
As shown in Figure 1, the hoop component 1 is set to the 100 alignment clearance edge of outer protection tube, the cushion block 3 is set to institute
It states on repaired mouth pipe 200, the taper pin block 21 is connected to the arch position of the cushion block 3 and does extensional motion to the slot 12,
It is concordant with the holding of the counterpart of repaired mouth pipe 200 to adjust the outer protection tube 100.
Steel bushing steel jacket docking processing unit (plant) provided in this embodiment is suitable for steel bushing steel jacket additional ring weld seam
Counterpart, the construction method the following steps are included:
Step S1 provides hoop component 1, taper pin block 21 and cushion block 3.
1 two-piece semicircular ring of hoop component is installed on instrumentation tubes outer protection tube alignment clearance edge by step S2, and reserved
Weld edge gap is not more than 5mm, is carried out tightening fixation at connecting plate 11 with bolt.
Cushion block 3 is placed in the repaired mouth pipe side for needing to adjust counterpart position by step S3.
Taper pin block 21 is embedded in the slot 12 of hoop component 1 by step S4, and when insertion is embedding in order from central point to west side
Enter, make outer protection tube counterpart it is concordant with outer protection tube repaired mouth pipe counterpart subject to.
Step S5 when pipeline butt, successively carries out counterpart toward two sides along lower watt of center line of repaired mouth pipe or upper watt center line, right
Spot welding is first carried out after the completion of mouthful to fix, then removes contra-aperture device；
Step S6 after the completion of weld seam counterpart, carries out spot welding and securely removes hoop component afterwards.
Embodiment two
As shown in Figure 5, Figure 6, the adjustment component 2 in steel bushing steel jacket docking processing unit (plant) provided in this embodiment includes supporting plate
22 and jack 23, the supporting plate 22 is in Z-shaped structure, and the horizontal flanging of one and the slot 12 cooperate, another horizontal flanging
Set on the upper end of the cushion block 3, the jack 23 is connected between another horizontal flanging and the cushion block 3.It passes through thousand
The extensional motion on jin top, it is concordant with 200 counterpart of repaired mouth pipe to adjust 100 counterpart of outer protection tube.
Steel bushing steel jacket docking processing unit (plant) provided in this embodiment is suitable for deforming biggish steel bushing steel jacket and mends
The counterpart of choma weld seam, the construction method difference of the construction method and embodiment one are as follows:
(1) supporting plate 22 and jack 23 are provided.
(2) in the step S4 of embodiment one, when 100 deflection of outer protection tube is larger, the taper pin block of use can not counterpart arrive
When position, supporting plate 22 is embedded into slot 12, is corrected outer protection tube in place using the expansion of jack 23.
Embodiment three
As shown in Figure 7, Figure 8, the adjustment component 2 in steel bushing steel jacket docking processing unit (plant) provided in this embodiment includes taper pin
Block 21, jack 23, the first limit assembly 24 and the second limit assembly 25, first limit assembly 24 and the second limit assembly
25 connect at the both ends of hoop component 1 with the connecting plate 11 respectively.The taper pin block 21 is connected to first limit assembly
24 inside, the jack 23 are connected to the inside of second limit assembly 25, and cushion block 3 is set to the taper pin block 21 and thousand
The lower end on jin top 23.
The quantity of the hoop component 1 is two, is arranged at intervals at 100 alignment clearance edge of outer protection tube, the cushion block 3 is set
It on repaired mouth pipe 200, is expanded by the taper pin block and jack to two opposite directions, to adjust the outer protection tube and repaired mouth pipe
Counterpart keeps concordant.
Steel bushing steel jacket docking processing unit (plant) provided in this embodiment is suitable for steel bushing steel jacket repaired mouth longitudinal seam
Counterpart, the construction method the following steps are included:
Step S1 provides processing hoop component 1, taper pin block 21, cushion block 3, jack 23, the first limit assembly 24 and the second limit
Component 25.
1 two-piece semicircular ring of hoop component is installed on instrumentation tubes outer protection tube alignment clearance edge by step S2, and reserved
Weld edge gap is not more than 5mm, is carried out tightening fixation at connecting plate 11 with bolt.Two outer protection tubes 100 are respectively mounted anchor ear group
Part 1.
Step S3, the first limit assembly 24 are installed on longitudinal seam side, and both ends are fixed on the connecting plate 11 of hoop component 1.
Taper pin block 21 is embedded between the first limit assembly 24 and repaired mouth pipe 200 by step S4, and in the bottom of taper pin block 21
If the cushion block 3.It is sequentially embedded counterpart from centre to two sides when insertion, makes the half-watt longitudinal seam alignment up and down of 100 repaired mouth of outer protection tube
Subject to.
Step S5, when 100 deflection of outer protection tube is larger, the first limit assembly 24 and taper pin block 21 can not counterpart in place when,
Second limit assembly 25 is connected on the other end connecting plate 11 of hoop component 1, jack 23 is embedded in the second limit assembly
Between 25 and repaired mouth pipe 200, and the cushion block 3 is set in the bottom of jack 23.Outer protection tube 100 is repaired using the expansion of jack
Just in place.
Step S6 when pipeline butt, successively carries out counterpart toward two sides along central point, it is solid first to carry out spot welding after the completion of counterpart
It is fixed, then remove contra-aperture device.
Step S7 after the completion of weld seam counterpart, carries out spot welding and securely removes hoop component 1 afterwards.
The above description is only an embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair
Equivalent structure or equivalent flow shift made by bright specification and accompanying drawing content is applied directly or indirectly in other relevant skills
Art field, is included within the scope of the present invention.
Claims (10)
1. a kind of contra-aperture device characterized by comprising
Hoop component, is ring structure, thickness be equipped with it is multiple axially through slot；
Cushion block is arranged on the outside of the hoop component, and concordant with the lower plane of the slot；Component is adjusted, one end abuts
In the cushion block, the other end does adaptability extensional motion along the hoop component and adjusts.
2. contra-aperture device according to claim 1, which is characterized in that the hoop component is made of two halves annulus, described
Two end of semicircular ring is equipped with the connecting plate to extend radially outwardly, when installation, the two connecting plates engagements；The cushion block is arch
Structure, the adjustment component are abutted with the arch of the arch.
3. described in any item contra-aperture devices according to claim 1~2, which is characterized in that the adjustment component is taper pin block,
Bottom abuts the cushion block, and bevel edge and the slot cooperate.
4. described in any item contra-aperture devices according to claim 1~2, which is characterized in that the adjustment component include supporting plate and
Jack, the supporting plate are in Z-shaped structure, and the horizontal flanging of one and the slot cooperate, and another horizontal flanging is set to the pad
Block upper end, the jack are connected between another horizontal flanging and the cushion block.
5. contra-aperture device according to claim 2, which is characterized in that the quantity of the hoop component is two, interval
Setting；The adjustment component includes the first limit assembly, the second limit assembly, taper pin block and jack, the first limit group
Part and the second limit assembly are connect at the both ends of hoop component with the connecting plate respectively, and the taper pin block is connected to described first
The inside of limit assembly, the jack are connected to the inside of second limit assembly, and the cushion block is set to the taper pin block
With the lower end of jack.
6. a kind of steel bushing steel jacket docks processing unit (plant), which is characterized in that it includes outer protection tube, docks with the outer protection tube
Repaired mouth pipe and such as described in any item contra-aperture devices of Claims 1 to 4, the hoop component are set to the outer protection tube alignment clearance
Edge, the cushion block are set on the repaired mouth pipe, and the adjustment component is connected to the cushion block and does expansion fortune to the slot
It is dynamic, it is concordant with the holding of the counterpart of repaired mouth pipe to adjust the outer protection tube.
7. a kind of steel bushing steel jacket docks processing unit (plant), which is characterized in that it includes two outer protection tubes, is set to two outer protection tubes
Between and the repaired mouth pipe that is docked with the outer protection tube, and the contra-aperture device as described in claims 1 or 2 or 5, the hoop component
Set on outer protection tube alignment clearance edge, the cushion block is set on the repaired mouth pipe, by the taper pin block and jack to
The expansion of two opposite directions, it is concordant with the holding of the counterpart of repaired mouth pipe to adjust the outer protection tube.
8. a kind of steel bushing steel jacket docks processing method, which comprises the following steps:
Hoop component two-piece is installed on outer protection tube alignment clearance edge by step 1, little with allowance weld marginal gap
In 5mm, carried out tightening fixation with bolt；
Cushion block is placed in the repaired mouth pipe side for needing to adjust counterpart position by step 2；
Adjustment component one end is connected to the cushion block by step 3, and the other end is expanded along the hoop component, described outer to adjust
Pillar is concordant with the holding of the counterpart of repaired mouth pipe；
Step 4 when pipeline butt, successively carries out counterpart toward two sides along lower watt of center line of repaired mouth pipe or upper watt center line, counterpart is complete
Cheng Houxian carries out spot welding and fixes, then removes contra-aperture device；
Step 5 after the completion of weld seam counterpart, carries out spot welding and securely removes hoop component afterwards.
9. steel bushing steel jacket repaired mouth processing method according to claim 9, which is characterized in that described in step 3
It adjusts component and extensional motion adjusting is done by the slot.
10. steel bushing steel jacket repaired mouth processing method according to claim 9, which is characterized in that the step 3 includes:
Step 3.1, the first limit assembly, the second limit assembly, taper pin block and jack are provided；
Step 3.2, by two hoop components, two outer protection tube alignment clearance edge；
Step 3.3, first limit assembly is fixed on the connecting plate of two hoop components, cushion block is set to the benefit
On mouth pipe；
Step 3.4, taper pin block is embedded between first limit assembly and cushion block, when insertion is successively embedding from centre to two sides
Enter, the outer protection tube is concordant with the holding of the counterpart of repaired mouth pipe；
Step 3.5, when outer protection tube deflection is larger, first limit assembly and taper pin block can not counterpart in place when, will be described
Second limit assembly is fixed on the other end connecting plate of two hoop components, is expanded using the jack and is repaired outer protection tube
Just.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811589808.2A CN109648246A (en) | 2018-12-25 | 2018-12-25 | A kind of contra-aperture device, steel bushing steel jacket docking processing unit (plant) and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811589808.2A CN109648246A (en) | 2018-12-25 | 2018-12-25 | A kind of contra-aperture device, steel bushing steel jacket docking processing unit (plant) and method |
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| Publication Number | Publication Date |
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| CN109648246A true CN109648246A (en) | 2019-04-19 |
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ID=66116042
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811589808.2A Pending CN109648246A (en) | 2018-12-25 | 2018-12-25 | A kind of contra-aperture device, steel bushing steel jacket docking processing unit (plant) and method |
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| Country | Link |
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| CN (1) | CN109648246A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112025173A (en) * | 2020-09-11 | 2020-12-04 | 合肥恒大江海泵业股份有限公司 | Welding equipment for rotating wheel assembly of full tubular pump |
| CN113175561A (en) * | 2021-03-15 | 2021-07-27 | 中国一冶集团有限公司 | Anti-tilting device and pipe jacking system |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20030068770A (en) * | 2002-02-18 | 2003-08-25 | 대우조선해양 주식회사 | A reusable pipe align apparatus when LNG pipe making by welding method in LNG carrier |
| CN202985004U (en) * | 2013-01-07 | 2013-06-12 | 刘福音 | Simple and easy docking device of big-caliber line pipe |
| CN203636291U (en) * | 2013-12-12 | 2014-06-11 | 中国二冶集团有限公司 | Pipeline opening aligning device |
| CN204183172U (en) * | 2014-10-20 | 2015-03-04 | 五冶集团上海有限公司 | A kind of hood type round steel pipe docking adjustment fixture |
| CN204277370U (en) * | 2014-12-03 | 2015-04-22 | 中国能源建设集团安徽电力建设第二工程公司 | A kind of fixture for pipeline butt |
| CN104625553A (en) * | 2014-12-26 | 2015-05-20 | 中国核工业二三建设有限公司 | Tool for adjusting alignment tolerance of welding junction assembly |
| CN105033534A (en) * | 2015-06-24 | 2015-11-11 | 中冶天工上海十三冶建设有限公司 | Large tower butt joint aligning method and matched ejecting tools |
| CN105945507A (en) * | 2016-07-27 | 2016-09-21 | 邬宏敏 | Pipeline fixing welding method in building construction |
| CN205600219U (en) * | 2016-05-10 | 2016-09-28 | 中国能源建设集团安徽电力建设第一工程有限公司 | Light -duty pipeline is to mouthpart based on large pipe welding |
| CN206071075U (en) * | 2016-10-13 | 2017-04-05 | 中铁十一局集团有限公司 | A kind of Steel Structure Installation line-up clamp |
| CN209303993U (en) * | 2018-12-25 | 2019-08-27 | 湖南省工业设备安装有限公司 | A kind of contra-aperture device and steel bushing steel jacket dock processing unit (plant) |
-
2018
- 2018-12-25 CN CN201811589808.2A patent/CN109648246A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20030068770A (en) * | 2002-02-18 | 2003-08-25 | 대우조선해양 주식회사 | A reusable pipe align apparatus when LNG pipe making by welding method in LNG carrier |
| CN202985004U (en) * | 2013-01-07 | 2013-06-12 | 刘福音 | Simple and easy docking device of big-caliber line pipe |
| CN203636291U (en) * | 2013-12-12 | 2014-06-11 | 中国二冶集团有限公司 | Pipeline opening aligning device |
| CN204183172U (en) * | 2014-10-20 | 2015-03-04 | 五冶集团上海有限公司 | A kind of hood type round steel pipe docking adjustment fixture |
| CN204277370U (en) * | 2014-12-03 | 2015-04-22 | 中国能源建设集团安徽电力建设第二工程公司 | A kind of fixture for pipeline butt |
| CN104625553A (en) * | 2014-12-26 | 2015-05-20 | 中国核工业二三建设有限公司 | Tool for adjusting alignment tolerance of welding junction assembly |
| CN105033534A (en) * | 2015-06-24 | 2015-11-11 | 中冶天工上海十三冶建设有限公司 | Large tower butt joint aligning method and matched ejecting tools |
| CN205600219U (en) * | 2016-05-10 | 2016-09-28 | 中国能源建设集团安徽电力建设第一工程有限公司 | Light -duty pipeline is to mouthpart based on large pipe welding |
| CN105945507A (en) * | 2016-07-27 | 2016-09-21 | 邬宏敏 | Pipeline fixing welding method in building construction |
| CN206071075U (en) * | 2016-10-13 | 2017-04-05 | 中铁十一局集团有限公司 | A kind of Steel Structure Installation line-up clamp |
| CN209303993U (en) * | 2018-12-25 | 2019-08-27 | 湖南省工业设备安装有限公司 | A kind of contra-aperture device and steel bushing steel jacket dock processing unit (plant) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112025173A (en) * | 2020-09-11 | 2020-12-04 | 合肥恒大江海泵业股份有限公司 | Welding equipment for rotating wheel assembly of full tubular pump |
| CN113175561A (en) * | 2021-03-15 | 2021-07-27 | 中国一冶集团有限公司 | Anti-tilting device and pipe jacking system |
| CN113175561B (en) * | 2021-03-15 | 2022-08-19 | 中国一冶集团有限公司 | Anti-tilting device and pipe jacking system |
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