CN104002071B - Butt welding of steel tube connects by lining ring and using method thereof - Google Patents
Butt welding of steel tube connects by lining ring and using method thereof Download PDFInfo
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- CN104002071B CN104002071B CN201410261504.9A CN201410261504A CN104002071B CN 104002071 B CN104002071 B CN 104002071B CN 201410261504 A CN201410261504 A CN 201410261504A CN 104002071 B CN104002071 B CN 104002071B
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- hole
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- steel pipe
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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
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- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Piles And Underground Anchors (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
Abstract
The invention discloses butt welding of steel tube connects with lining ring, comprise steel ring (1) and handle (2), described steel ring (1) is in circular, its sidewall is provided with two through holes of the same size (3), two through holes (3) are just right, and described handle (2) comprises circular stock (201) and is arranged on circular stock (201) one end and perpendicular to the handle (202) of circular stock (201).The invention has the beneficial effects as follows: this device only needs handle to move in serrated slot, without the need to arranging fluting on steel pipe, for placing handle, while ensureing that steel ring uses, also ensure that the rigidity of steel pipe.
Description
Technical field
The present invention relates to a kind of protector, particularly relate to butt welding of steel tube and connect by lining ring and using method thereof.
Background technology
Because steel tube section stress performance is better in steel building, when designing, many employings tubular construction is as force structure in designing institute, and especially the large span personnel such as venue structure, exhibition room and weld grid structure concentrate comparatively intensive place.The extensive use of tubular construction makes everybody more and more pay attention to steel construction quality, and especially butt welding of steel tube connects.
Existing butt welding of steel tube has connect and has adopted steel lining circle, employing method is that steel pipe is slotted indwelling in advance, as Fig. 1, steel ring (1) is fixedly installed two symmetrical hand handles, hand first sticks into (7) in the fluting (8) of first steel pipe, then fix second steel pipe and hold hand (7), mobile steel ring (1), steel ring (1) is made to enter first steel pipe consistent with the length of the second steel pipe, then weld, its defect is that the fluting (8) offered is then repaired having welded, but because tube material is generally hot rolling disposal molding, if repaired, raw material tissue can be affected, fluting position has stress and concentrates, the first steel pipe is easily caused to break, thus have influence on the use of the first steel pipe.
Summary of the invention
The object of the invention is to the shortcoming and defect overcoming above-mentioned prior art, provide butt welding of steel tube to connect by lining ring and using method thereof, solve existing butt welding of steel tube when connecing, the lining ring of use needs steel pipe arranges fluting, causes steel pipe to hold flimsy defect.
Object of the present invention is achieved through the following technical solutions: butt welding of steel tube connects with lining ring, comprise steel ring and handle, described steel ring is circular, its sidewall is provided with two through holes of the same size, two through holes are just right, described handle comprises circular stock and is arranged on circular stock one end and perpendicular to the handle of circular stock, through hole from the two ends of steel ring apart from equal, described through hole comprises several square holes in the same size, the diameter that is wide and circular stock of square hole is consistent, its long twice equaling circular stock diameter, the wide bearing of trend of all square holes and the axial consistent of steel ring, all square hole edges and the axial straight line at 45 ° of steel ring are without being spaced, and by this straight line bearing of trend, these square holes comprise first hole in order, second hole, N square hole, so first hole has half to be communicated with second hole in long one end, second hole and third hole are also have half to be communicated with in long one end, the like, N-1 square hole and N square hole are also have half to be communicated with in long one end.
Further, one end of above-mentioned first hole second hole dorsad is provided with a collection hole be square, and the length in described collection hole is all consistent with the diameter of circular stock with wide.Collection hole is mainly used in collecting circular stock, and when steel ring is inserted in the first steel pipe, surround circular stock through collection hole and the first steel pipe, make circular stock inactive, in constructing like this, circular stock can not disorderly be gone here and there, steel ring and more stable.
Butt welding of steel tube connects the using method with lining ring, comprises the following steps:
(1) two section of steel pipe that need weld is the first steel pipe and the second steel pipe respectively, first steel pipe is consistent with the second steel pipe size, the external diameter of lining ring is then consistent with the internal diameter of the first steel pipe, before welding, is first inserted into by lining ring in the first steel pipe, because two through holes are just right, inserted by handle in two through holes of steel ring, and be placed in by handle in collection hole, lining ring is inserted in the first steel pipe from from the one end away from handle, lining ring stops by last handle, stops lining ring to continue to enter the first steel pipe;
(2) crane lifting second steel pipe is adopted, make the second steel pipe and the first steel pipe aligning, and the gap L between the first steel pipe and the second steel pipe is 5-10mm, hold handle, slowly release steel ring, make steel ring to the second steel pipe movement, and circular stock diameter is D, only has 2D≤L, handle just can release steel ring, detailed process: handle starts to be positioned at collection hole, steel ring promotes to the second steel pipe by handle, expose first hole, then handle enters in first hole, at this moment along the axis of steel ring, one end is collection hole, the other end is second hole, the length in collection hole is 1/2nd of first hole length, so the long limit that first hole contacts with collection hole, half is had to be communicated with collection hole, second half is enclosed edge, the power of borrowing is stopped by this enclosed edge, again with hand propelled steel ring, until second hole is exposed, handle enters second hole again from first hole, the limit that second hole contacts with first hole also has half to be enclosed edge, the power of borrowing is stopped by this enclosed edge, again with hand propelled steel ring, until third hole is exposed, by that analogy, continuous mobile steel ring is got final product by handle, steel ring is made to enter the first steel pipe consistent with the length of the second steel pipe, then weld.
The invention has the beneficial effects as follows: this device only needs handle to move in serrated slot, without the need to arranging fluting on steel pipe, for placing handle, while ensureing that steel ring uses, also ensure that the rigidity of steel pipe.
Accompanying drawing explanation
Fig. 1 is structural representation of the prior art;
Fig. 2 is the structural representation of embodiment;
Fig. 3 is the structural representation of through hole;
Fig. 4 is scheme of installation in embodiment;
In figure, 1-steel ring, 2-handle, 3-through hole, 4-first steel pipe, 5-second steel pipe, 6-lining ring, 7-hand handle, 8-slots, and the circular stock of 201-, 202-handle, 301-square hole, 302-collects hole.
Detailed description of the invention
Below in conjunction with embodiment, the present invention is described in further detail, but structure of the present invention is not limited only to following examples:
[embodiment]
As in Figure 2-4, butt welding of steel tube connects with lining ring, comprise steel ring 1 and handle 2, described steel ring 1 is in circular, its sidewall is provided with two through holes 3 of the same size, two through holes 3 are just right, described handle 2 comprises circular stock 201 and is arranged on circular stock 201 one end and perpendicular to the handle 202 of circular stock 201, through hole 3 from the two ends of steel ring 1 apart from equal, described through hole 3 comprises several square holes 301 in the same size, the diameter that is wide and circular stock 201 of square hole 301 is consistent, its long twice equaling circular stock 201 diameter, the wide bearing of trend of all square holes 301 and the axial consistent of steel ring 1, all square holes 301 along with steel ring 1 straight line axially at 45 ° without being spaced, and by this straight line bearing of trend, these square holes 301 comprise first hole in order, second hole, N square hole, so first hole has half to be communicated with second hole in long one end, second hole and third hole are also have half to be communicated with in long one end, the like, N-1 square hole and N square hole are also have half to be communicated with in long one end.
Further, one end of above-mentioned first hole second hole dorsad is provided with a collection hole 302 be square, and the length in described collection hole 302 is all consistent with the diameter of circular stock 201 with wide.Collection hole 302 is mainly used in collecting circular stock 201, when steel ring 1 is inserted in the first steel pipe 4, surrounds circular stock 201 through collection hole and the first steel pipe 4, make circular stock 201 inactive, in such construction, circular stock 201 can not disorderly be gone here and there, and steel ring 1 is that is more stable.
Butt welding of steel tube connects the using method with lining ring, comprises the following steps:
1, two sections of steel pipes that need weld are the first steel pipe 4 and the second steel pipe 5 respectively, first steel pipe 4 is consistent with the second steel pipe 5 size, the external diameter of lining ring 6 is then consistent with the internal diameter of the first steel pipe 4, before welding, first lining ring 6 is inserted in the first steel pipe 4, because two through holes 3 are just right, handle 2 is inserted in two through holes 3 of steel ring 1, and handle 2 is placed in collection hole 302, lining ring 6 is from being inserted in the first steel pipe 4 from the one end away from handle 2, lining ring 6 stops by last handle 2, stops lining ring 6 to continue to enter the first steel pipe 4;
2, adopt crane lifting second steel pipe 5, make the second steel pipe 5 and the first steel pipe 4 counterpart, and the gap L between the first steel pipe 4 and the second steel pipe 5 is 5-10mm, hold handle 2, slowly release steel ring 1, steel ring 1 is moved to the second steel pipe 5, and circular stock 201 diameter is D, only has 2D≤L, handle 2 can release steel ring 1, in the present embodiment, the diameter D of circular stock 201 is 3mm, gap L is 8mm, handle 2 releases the process of steel ring 1 as Fig. 3, direction line in figure is handle and walks about route, detailed process: handle 2 starts to be positioned at collection hole 302, steel ring 1 promotes to the second steel pipe 5 by handle 2, expose first hole, then handle 2 enters in first hole, at this moment along the axis of steel ring 1, one end is collection hole 302, the other end is second hole, the length in collection hole 302 is 1/2nd of first hole length, so the long limit that first hole contacts with collection hole 302, half is had to be communicated with collection hole 302, second half is enclosed edge, the power of borrowing is stopped by this enclosed edge, steel ring 1 is promoted again with handle 2, until second hole is exposed, handle 2 enters second hole again from first hole, the limit that second hole contacts with first hole also has half to be enclosed edge, the power of borrowing is stopped by this enclosed edge, steel ring 1 is promoted again with handle 2, until third hole is exposed, by that analogy, continuous mobile steel ring 1 is got final product by handle 2, steel ring 1 is made to enter the first steel pipe 4 consistent with the length of the second steel pipe 5, then weld.
This welding method, the first steel pipe 4, without the need to arranging fluting 8, ensure that the integrality of the first steel pipe 4, makes the first steel pipe 4 in use, can not damage easily because of the disappearance of rigidity, thus protects the first steel pipe 4.
Claims (3)
1. butt welding of steel tube connects with lining ring, it is characterized in that, comprise steel ring (1) and handle (2), described steel ring (1) is in circular, its sidewall is provided with two through holes of the same size (3), two through holes (3) are just right, described handle (2) comprises circular stock (201) and is arranged on circular stock (201) one end and perpendicular to the handle (202) of circular stock (201), through hole (3) from the two ends of steel ring (1) apart from equal, described through hole (3) comprises several square holes in the same size (301), the diameter that is wide and circular stock (201) of square hole (301) is consistent, its long twice equaling circular stock (201) diameter, the wide bearing of trend of all square holes (301) and the axial consistent of steel ring (1), all square hole (301) edges and the axial straight line at 45 ° of steel ring (1) are without being spaced, and by this straight line bearing of trend, these square holes (301) comprise first hole in order, second hole, N square hole, so first hole has half to be communicated with second hole in long one end, second hole and third hole are also have half to be communicated with in long one end, the like, N-1 square hole and N square hole are also have half to be communicated with in long one end.
2. butt welding of steel tube according to claim 1 connects with lining ring, it is characterized in that, one end of described first hole second hole dorsad is provided with a collection hole (302) be square, and the length in described collection hole (302) is all consistent with the diameter of circular stock (201) with wide.
3. butt welding of steel tube connects the using method with lining ring, it is characterized in that, comprises the following steps:
(1) two section of steel pipe that need weld is the first steel pipe (4) and the second steel pipe (5) respectively, first steel pipe (4) is consistent with the second steel pipe (5) size, the external diameter of lining ring (6) is then consistent with the internal diameter of the first steel pipe (4), before welding, first lining ring (6) is inserted in the first steel pipe (4), because two through holes (3) are just right, handle (2) is inserted in two through holes (3) of steel ring (1), and handle (2) is placed in collection hole (302), lining ring (6) is inserted in the first steel pipe (4) from from the one end away from handle (2), lining ring (6) stops by last handle (2), lining ring (6) is stoped to continue to enter the first steel pipe (4),
(2) crane lifting second steel pipe (5) is adopted, make the second steel pipe (5) and the first steel pipe (4) counterpart, and the gap L between the first steel pipe (4) and the second steel pipe (5) is 5-10mm, hold handle (2), slowly release steel ring (1), make steel ring (1) mobile to the second steel pipe (5), and circular stock (201) diameter is D, only has 2D≤L, handle just can release steel ring, detailed process: handle (2) starts to be positioned at collection hole (302), steel ring (1) promotes to the second steel pipe (5) by handle (2), expose first hole, then handle (2) enters in first hole, at this moment along the axis of steel ring (1), one end is collection hole (302), the other end is second hole, the length of collection hole (302) is 1/2nd of first hole length, so the long limit that first hole contacts with collection hole (302), half is had to be communicated with collection hole (302), second half is enclosed edge, the power of borrowing is stopped by this enclosed edge, handle (2) is used to promote steel ring (1) again, until second hole is exposed, handle (2) enters second hole again from first hole, the limit that second hole contacts with first hole also has half to be enclosed edge, the power of borrowing is stopped by this enclosed edge, handle (2) is used to promote steel ring (1) again, until third hole is exposed, by that analogy, continuous mobile steel ring (1) is got final product by handle (2), steel ring (1) is made to enter the first steel pipe (4) consistent with the length of the second steel pipe (5), then weld.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410261504.9A CN104002071B (en) | 2014-06-13 | 2014-06-13 | Butt welding of steel tube connects by lining ring and using method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410261504.9A CN104002071B (en) | 2014-06-13 | 2014-06-13 | Butt welding of steel tube connects by lining ring and using method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN104002071A CN104002071A (en) | 2014-08-27 |
| CN104002071B true CN104002071B (en) | 2015-11-25 |
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| CN201410261504.9A Active CN104002071B (en) | 2014-06-13 | 2014-06-13 | Butt welding of steel tube connects by lining ring and using method thereof |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107335966A (en) * | 2017-09-06 | 2017-11-10 | 中国五冶集团有限公司 | A kind of method that steel sleeve is set in steel pipe |
| CN107470846A (en) * | 2017-09-07 | 2017-12-15 | 中建五局第三建设有限公司 | A kind of device and welding method for facilitating steel-pipe welding |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1044756B1 (en) * | 1999-04-02 | 2004-06-02 | Nippon Sanso Corporation | Stainless steel pipe and joining method thereof |
| CN201615318U (en) * | 2010-03-02 | 2010-10-27 | 李晓明 | Metal anti-corrosion pipeline connector |
| CN202672703U (en) * | 2012-07-27 | 2013-01-16 | 杭州市市政工程集团有限公司 | Device for abutting steel pipe vertical rods in steel pipe scaffold |
| CN202780252U (en) * | 2012-06-12 | 2013-03-13 | 中建钢构江苏有限公司 | Sliding liner ring connecting structure of welding seam of steel pipes |
| CN103418994A (en) * | 2013-07-29 | 2013-12-04 | 中国五冶集团有限公司 | Method for equal-strength butt joint of steel tubes |
| CN103527886A (en) * | 2013-10-09 | 2014-01-22 | 荣京柯 | Enhanced blind joint and metal lining ring of flaring |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009208102A (en) * | 2008-03-03 | 2009-09-17 | Taiyo Nippon Sanso Corp | Welding method of steel tube |
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2014
- 2014-06-13 CN CN201410261504.9A patent/CN104002071B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1044756B1 (en) * | 1999-04-02 | 2004-06-02 | Nippon Sanso Corporation | Stainless steel pipe and joining method thereof |
| CN201615318U (en) * | 2010-03-02 | 2010-10-27 | 李晓明 | Metal anti-corrosion pipeline connector |
| CN202780252U (en) * | 2012-06-12 | 2013-03-13 | 中建钢构江苏有限公司 | Sliding liner ring connecting structure of welding seam of steel pipes |
| CN202672703U (en) * | 2012-07-27 | 2013-01-16 | 杭州市市政工程集团有限公司 | Device for abutting steel pipe vertical rods in steel pipe scaffold |
| CN103418994A (en) * | 2013-07-29 | 2013-12-04 | 中国五冶集团有限公司 | Method for equal-strength butt joint of steel tubes |
| CN103527886A (en) * | 2013-10-09 | 2014-01-22 | 荣京柯 | Enhanced blind joint and metal lining ring of flaring |
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| Publication number | Publication date |
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| CN104002071A (en) | 2014-08-27 |
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