CN114799709B - Steel structure truss pipe column butt joint method - Google Patents
Steel structure truss pipe column butt joint method Download PDFInfo
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- CN114799709B CN114799709B CN202210754357.3A CN202210754357A CN114799709B CN 114799709 B CN114799709 B CN 114799709B CN 202210754357 A CN202210754357 A CN 202210754357A CN 114799709 B CN114799709 B CN 114799709B
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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
- B23K37/0426—Fixtures for other work
- B23K37/0435—Clamps
- B23K37/0443—Jigs
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Abstract
The invention discloses a steel structure truss pipe column butt joint method, which comprises the following steps: hoisting a truss; symmetrically fixing; butt joint of trusses; welding pins; the butt joint device used in the steel structure truss pipe column butt joint method comprises a main disc, wherein a plurality of fixed guide rods are symmetrically inserted into the main disc, the two ends of the fixed guide rods respectively extend to the two sides of the main disc and are jointly provided with two limiting plates, a transmission cavity is formed in the main disc, two main adjusting screw rods are symmetrically inserted into the side wall of the main disc in a rotating mode, and each main adjusting screw rod is far away from one end of the main disc and is inserted into the corresponding limiting plate in a rotating mode. Through adopting horizontal location and vertical location to carry out accurate location to the assembly tubular column of truss, both solved the hoist and mount through two sets of trusses of fixed connection and rocked the problem that leads to the butt joint difficulty, also can make two sets of trusses dock more accurately, do not harm the assembly tubular column, and the butt joint is adjusted conveniently easily the operation.
Description
Technical Field
The invention relates to the field of steel structure installation and construction, in particular to a butt joint method of a steel structure truss pipe column.
Background
The truss can have errors after the welding is finished, namely, the pipe column position of the truss has slight deviation, therefore, in the butt joint process, the pipe column splicing can mutually conflict to cause large resistance, the pipe column cannot be directly inserted at one time, and the pipe column is easy to damage, the existing truss pipe column is in the butt joint process, the common pin alignment mode is in butt joint, namely, the pin holes of the two sets of trusses are enabled to have cross surfaces through partial splicing, then the pins are nailed in and knocked along the butt joint direction, the pins are inserted into the pipe column pin holes of the two sets of trusses and are extruded to push the two sets of trusses to move relatively, the butt joint purpose is achieved, but the mode is not stable enough when in air butt joint, shaking is easy to cause butt joint difficulty, the damage to the pipe column is large due to the butt joint mode, the pipe column deformation or the pin bending-off condition is easy to occur, and the structural stability of the truss is influenced.
Disclosure of Invention
The invention aims to solve the defects that in the prior art, air hammering butt joint is difficult, damage is easily caused to a pipe column, and the performance of the pipe column and the performance of a pin are affected.
In order to achieve the purpose, the invention adopts the following technical scheme:
the steel structure truss pipe column butt joint method comprises the following steps:
A. hoisting a truss; hoisting two groups of trusses which are matched with each other and welded and assembled by using a crane, and placing the two groups of trusses which are matched with each other on a main truss upright post to enable the assembling pipe columns of the two groups of trusses to be opposite and keep a hoisting state;
B. symmetrically fixing; fixing the assembly pipe columns opposite to the two groups of trusses on the docking device, positioning the end parts of the four assembly pipe columns of each group of trusses by the docking device, and connecting the two groups of trusses by the docking device;
C. butt joint of trusses; the assembling pipe columns opposite to the two groups of trusses are mutually close and inserted through adjusting the butt joint device, and then the assembling pipe columns of the two groups of trusses are finely adjusted through the butt joint device, so that the assembling pipe columns of the two groups of trusses are accurately inserted;
D. welding pins; the assembling pipe columns accurately spliced by the two groups of trusses are pinned and fixed through pins, then the spliced joints of the two groups of trusses are welded and fixed, and finally the butting device is detached to complete the butting and fixing of the two groups of truss pipe columns;
the butting device used in the steel structure truss pipe column butting method comprises a main disc, wherein a plurality of fixed guide rods are symmetrically inserted into the main disc, two ends of the plurality of fixed guide rods respectively extend to two sides of the main disc and are commonly provided with two limiting plates, a transmission cavity is formed in the main disc, two main adjusting screw rods are symmetrically inserted into the side wall of the main disc in a rotating manner, one end of each main adjusting screw rod, which is far away from the main disc, is rotatably inserted into the corresponding limiting plate, one end of each main adjusting screw rod, which is close to the main disc, extends into the transmission cavity and is fixedly provided with a bevel gear disc, a plurality of adjusting rods are symmetrically inserted into the annular outer wall of the main disc in a rotating manner, one end of each adjusting rod, which is close to the main disc, extends into the transmission cavity and is fixedly provided with an adjusting bevel gear, each adjusting bevel gear is mutually matched with the two bevel gear discs, and two positioning discs are symmetrically slidably arranged on two sides of the main disc, of the plurality of the fixed guide rods, every all fixed inserting in the middle is equipped with the screwed pipe on the positioning disk, every the screwed pipe all overlaps and establishes on the main adjusting screw that corresponds, every all the symmetry is installed a plurality of telescopic machanisms on the annular lateral wall of positioning disk, every fine-tuning is all installed to telescopic machanism's the one end of keeping away from the positioning disk.
Preferably, both ends of the main adjusting screw are smooth ends, the middle of the main adjusting screw is a threaded section, the smooth ends of both ends of the main adjusting screw are respectively inserted on the main disc and the limiting plate in a rotating manner, and the threaded sleeve is sleeved on the threaded section of the main adjusting screw in a threaded manner.
Preferably, every telescopic machanism all includes the fixed plate of fixing on the annular lateral wall of positioning disk, every the fixed plate is kept away from the one end of positioning disk and all has been seted up the spout, every it is equipped with the fly leaf all to slide in the spout to insert, the one side that the fixed plate was kept away from to the fly leaf extends to the outside of spout and with corresponding fine-tuning fixed connection.
Preferably, every the fixed plate all runs through on being close to the lateral wall of positioning disk one end and has seted up the regulation mouth, every equal rotation installs vice adjusting screw on the groove diapire of spout, every the one end that vice adjusting screw kept away from the fly leaf all extends to in the regulation mouth and fixed mounting has the adjustable ring, every equal annular symmetry installs a plurality of regulation driving levers on the lateral wall of adjustable ring, every the fly leaf is close to one side of fixed plate and has all seted up the regulation spiral shell groove, every the equal screw thread rotation of one end that vice adjusting screw kept away from the regulation mouth inserts and establish in the regulation spiral shell inslot that corresponds.
Preferably, one end of the auxiliary adjusting screw rod, which is close to the adjusting port, is a smooth end, the adjusting ring is fixedly sleeved on the smooth end of the auxiliary adjusting screw rod, the distance between the ends of the two symmetrical adjusting deflector rods is smaller than the length of the adjusting port, and the distance between the ends of the two symmetrical adjusting deflector rods is larger than the thickness of the fixed plate.
Preferably, each fine-tuning all includes fixed inserted link, every equal fixed mounting has solid fixed ring on the fixed inserted link, every gu fixed ring all installs the movable ring in the one end of keeping away from fixed inserted link, every gu on fixed ring and the movable ring equal symmetry rotate insert be equipped with two fine setting screw rods, every the centripetal end of fine setting screw rod all extends to the interior ring side of solid fixed ring and movable ring and rotates to insert and be equipped with the slipmat.
The invention has the beneficial effects that: through adopting horizontal location and vertical location to carry out accurate location to the assembly tubular column of truss, both solved hoist and mount through two sets of trusses of fixed connection and rocked the problem that leads to the butt joint difficulty, also can make two sets of trusses butt joint more accurate, do not harm the assembly tubular column, and the butt joint is adjusted conveniently easy operation.
Drawings
FIG. 1 is a schematic structural diagram of a steel structure truss pipe column butt joint method provided by the invention;
FIG. 2 is a schematic view of a main plate partially cut away in the steel structure truss pipe column butt joint method according to the present invention;
FIG. 3 is an enlarged view of a positioning plate part of the steel structure truss pipe column butt joint method provided by the invention;
FIG. 4 is a schematic partially cut-away view of a telescoping mechanism of the steel structure truss tubular column butting method according to the invention;
fig. 5 is an enlarged view of a portion a in fig. 4.
In the figure: the device comprises a main disc 1, a fixed guide rod 11, a transmission cavity 12, a positioning disc 2, a screw sleeve 21, a telescopic mechanism 3, a fixed plate 31, a sliding chute 32, a movable plate 33, an adjusting opening 34, an adjusting screw groove 35, an auxiliary adjusting screw rod 36, an adjusting ring 37, an adjusting deflector rod 38, a fine adjusting mechanism 4, a fixed inserted rod 41, a fixed ring 42, a movable ring 43, a fine adjusting screw rod 44, a non-slip mat 45, a limiting plate 5, a main adjusting screw rod 6, a conical fluted disc 61, an adjusting rod 7 and an adjusting bevel gear 71.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1 to 5, the steel structure truss pipe column butt joint method includes the following steps:
A. hoisting a truss; hoisting two groups of trusses which are matched with each other and welded and assembled by using a crane, and placing the two groups of trusses which are matched with each other on a main truss upright post to enable the assembling pipe columns of the two groups of trusses to be opposite and keep a hoisting state;
B. symmetrically fixing; fixing the assembly pipe columns opposite to the two groups of trusses on the docking device, positioning the end parts of the four assembly pipe columns of each group of trusses by the docking device, and connecting the two groups of trusses by the docking device;
C. butt joint of trusses; the assembling pipe columns opposite to the two groups of trusses are mutually close and inserted through adjusting the butt joint device, and then the assembling pipe columns of the two groups of trusses are finely adjusted through the butt joint device, so that the assembling pipe columns of the two groups of trusses are accurately inserted;
D. welding pins; the assembling pipe columns accurately spliced by the two groups of trusses are pinned and fixed through pins, then the spliced joints of the two groups of trusses are welded and fixed, and finally the butting device is detached to complete the butting and fixing of the two groups of truss pipe columns;
the butting device used in the steel structure truss tubular column butting method comprises a main disc 1, a plurality of fixed guide rods 11 are symmetrically inserted in the main disc 1, two ends of the plurality of fixed guide rods 11 respectively extend to two sides of the main disc 1 and are jointly provided with two limiting plates 5, a transmission cavity 12 is formed in the main disc 1, two main adjusting screws 6 are symmetrically and rotatably inserted in the side wall of the main disc 1, one end of each main adjusting screw 6 far away from the main disc 1 is rotatably inserted in the corresponding limiting plate 5, one end of each main adjusting screw 6 close to the main disc 1 extends into the transmission cavity 12 and is fixedly provided with a conical-toothed disc 61, a plurality of adjusting rods 7 are symmetrically and rotatably inserted in the annular outer wall of the main disc 1, one end of each adjusting rod 7 close to the main disc 1 extends into the transmission cavity 12 and is fixedly provided with an adjusting bevel gear 71, each adjusting bevel gear 71 is matched with two conical-toothed discs 61, the common symmetrical slidable mounting in both sides that a plurality of fixed guide arms 11 are located master 1 has two positioning disks 2, all fix between two parties on every positioning disk 2 and insert and be equipped with screw sleeve 21, every screw sleeve 21 all overlaps and establish on the main adjusting screw 6 that corresponds, and equal symmetry installs a plurality of telescopic machanisms 3 on the annular lateral wall of every positioning disk 2, and fine-tuning 4 is all installed to the one end that positioning disk 2 was kept away from to every telescopic machanism 3.
The adjusting bevel gear 71 in the transmission cavity 12 rotates through the rotation of the adjusting rod 7, the two bevel gear discs 61 can rotate, the main adjusting screw 6 rotates, the positioning disc 2 is driven by the screw sleeve 21 to horizontally move along the fixed guide rod 11, namely, the two groups of trusses are horizontally close to each other, the deviation in the truss butt joint process is avoided, the horizontal positioning splicing of the trusses is realized, the problem of difficult butt joint caused by hoisting and shaking is solved, and the butt joint adjusting mode is simple and easy to implement.
Two ends of the main adjusting screw 6 are smooth ends, the middle of the main adjusting screw 6 is a threaded section, the two smooth ends of the main adjusting screw 6 are respectively and rotatably inserted on the main disc 1 and the limiting plate 5, and the threaded sleeve 21 is in threaded sleeve connection with the threaded section of the main adjusting screw 6.
Each telescopic mechanism 3 comprises a fixed plate 31 fixed on the annular side wall of the positioning plate 2, one end of each fixed plate 31, which is far away from the positioning plate 2, is provided with a sliding chute 32, a movable plate 33 is slidably inserted in each sliding chute 32, and one side of each movable plate 33, which is far away from the fixed plate 31, extends to the outer side of the sliding chute 32 and is fixedly connected with the corresponding fine adjustment mechanism 4;
every fixed plate 31 all runs through on being close to the lateral wall of positioning disk 2 one end and has seted up regulation mouth 34, equal pivoted mounting has vice adjusting screw 36 on the groove diapire of every spout 32, every vice adjusting screw 36 one end of keeping away from fly leaf 33 all extends to in regulation mouth 34 and fixed mounting has adjustable ring 37, equal annular symmetry installs a plurality of regulation driving levers 38 on the lateral wall of every adjustable ring 37, regulation spiral groove 35 has all been seted up to one side that every fly leaf 33 is close to fixed plate 31, the equal screw thread rotation of one end that every vice adjusting screw 36 keeps away from regulation mouth 34 is inserted and is established in the regulation spiral groove 35 that corresponds.
The adjusting shift lever 38 is shifted to enable the adjusting ring 37 to drive the auxiliary adjusting screw 36 to rotate, so that the auxiliary adjusting screw 36 pushes the movable plate 33 out of the sliding slot 32 through matching with the adjusting screw slot 35, that is, the total length of the fixed plate 31 and the movable plate 33 can be adjusted by shifting the adjusting shift lever 38, that is, the position of the fine adjustment mechanism 4 can be adjusted according to different trusses, the application range of the fine adjustment mechanism is increased, and the adjustment is simple.
One end of the auxiliary adjusting screw 36 close to the adjusting opening 34 is a smooth end, the adjusting ring 37 is fixedly sleeved on the smooth end of the auxiliary adjusting screw 36, the distance between the ends of the two symmetrical adjusting shift rods 38 is smaller than the length of the adjusting opening 34, and the distance between the ends of the two symmetrical adjusting shift rods 38 is larger than the thickness of the fixing plate 31.
Every fine setting mechanism 4 all includes fixed inserted bar 41, and equal fixed mounting has solid fixed ring 42 on every fixed inserted bar 41, and every solid fixed ring 42 is kept away from the one end of fixed inserted bar 41 and is all installed the activity ring 43, and equal symmetry is rotated and is inserted and be equipped with two fine tuning screw rods 44 on every solid fixed ring 42 and the activity ring 43, and every fine tuning screw rod 44 centripetal end all extends to the inner ring side of solid fixed ring 42 and activity ring 43 and rotates and insert and be equipped with slipmat 45.
The fixed inserted bar 41 is fixedly inserted on the side wall of the movable plate 33 far away from the fixed plate 31, the fixed ring 42 and the movable ring 43 are sleeved and fixed on the assembly pipe column of the truss, the fine tuning screw 44 is rotated, the distance from the non-slip mat 45 to the axis can be changed by the fine tuning screw 44, namely, the non-slip mat 45 can be tightly abutted against the assembly pipe column, and according to the change of the adjustment quantity of the plurality of fine tuning screws 44, the non-slip mat 45 is tightly abutted against and slightly pushes to change the pipe orifice position of the assembly pipe column, the assembly pipe column position error generated by truss welding is corrected, namely, the assembly pipe columns of two groups of trusses can be accurately aligned and inserted, the non-slip mat 45 can avoid the fine tuning screw 44 from directly rotating and rubbing with the assembly pipe column, and the assembly pipe column is protected from being damaged.
When the truss assembling device is used, two groups of trusses which are matched with each other and are welded and assembled are hoisted by a crane, the two groups of trusses which are matched with each other are placed on the main truss upright post, the assembling pipe columns of the two groups of trusses are opposite and kept in a hoisting state, then the adjusting deflector rod 38 is pulled, the adjusting ring 37 drives the auxiliary adjusting screw rod 36 to rotate to push the movable plate 33 out of the chute 32, the total length between the fixed plate 31 and the movable plate 33 is changed, and the fine adjustment mechanism 4 is aligned with the assembling pipe columns of the trusses;
then fixing the fixed ring 42 and the movable ring 43 of the fine adjustment mechanism 4 on the assembly pipe column of the truss, rotating the adjusting rod 7 to enable the adjusting bevel gear 71 to rotate, enabling the adjusting bevel gear 71 to drive the two bevel gear discs 61 to rotate, enabling the two main adjusting screw rods 6 to rotate, enabling the two positioning discs 2 to move close to the main disc 1, and enabling the telescopic mechanism 3 and the fine adjustment mechanism 4 to pull the two sets of trusses to mutually close;
when the two groups of trusses are close to each other and the assembling pipe columns of the two groups of trusses are mutually inserted, the adjusting rod 7 stops rotating, the fine adjustment screw rods 44 are rotated at the moment, the distance between the anti-slip mat 45 and the axis of the fixing ring 42 is changed, even if the anti-slip mat 45 supports against and pushes the assembling pipe columns to slightly offset the assembling pipe columns, the assembling pipe columns of the two groups of trusses are accurately aligned, and then the adjusting rod 7 is continuously rotated, so that the positioning disc 2 drives the two groups of trusses to continuously close to each other and be completely inserted through the telescopic mechanism 3 and the fine adjustment mechanism 4;
the assembling pipe columns accurately spliced by the two groups of trusses are pinned and fixed, then the spliced joints of the two groups of trusses are welded and fixed, and finally the movable ring 43 is opened to enable the whole butt joint device to be detached from the two groups of trusses, so that the butt joint and the fixation of the two groups of truss pipe columns are completed.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (6)
1. The steel structure truss pipe column butt joint method is characterized by comprising the following steps:
A. hoisting a truss; hoisting two groups of trusses which are matched with each other and welded and assembled by using a crane, and placing the two groups of trusses which are matched with each other on a main truss upright post to enable the assembling pipe columns of the two groups of trusses to be opposite and keep a hoisting state;
B. symmetrically fixing; fixing the assembly pipe columns opposite to the two groups of trusses on the butting device, positioning the end parts of the four assembly pipe columns of each group of trusses by the butting device, and connecting the two groups of trusses by the butting device;
C. butt joint of trusses; the assembling pipe columns opposite to the two groups of trusses are mutually close and inserted through adjusting the butt joint device, and then the assembling pipe columns of the two groups of trusses are finely adjusted through the butt joint device, so that the assembling pipe columns of the two groups of trusses are accurately inserted;
D. pin welding; the assembling pipe columns accurately spliced by the two groups of trusses are pinned and fixed through pins, then the spliced joints of the two groups of trusses are welded and fixed, and finally the butting device is detached to complete the butting and fixing of the two groups of truss pipe columns;
used interfacing apparatus includes master (1) in the above-mentioned steel structure truss tubular column butt joint method, master (1) symmetry is inserted and is equipped with a plurality of fixed guide arm (11), and is a plurality of the both ends of fixed guide arm (11) extend to the both sides of master (1) respectively and install two limiting plate (5) jointly, transmission chamber (12) have been seted up in master (1), symmetrical rotation inserts on the lateral wall of master (1) and is equipped with two main adjusting screw (6), every main adjusting screw (6) keep away from the one end of master (1) and all rotate and insert and establish on corresponding limiting plate (5), every main adjusting screw (6) are close to the one end of master (1) and extend to in transmission chamber (12) and fixed mounting have awl fluted disc (61), symmetrical rotation inserts on the annular outer wall of master (1) and is equipped with a plurality of regulation pole (7), every adjust pole (7) be close to the one end of master (1) and all extend to transmission chamber (12) in and fixed mounting and ann Be equipped with regulation bevel gear (71), every regulation bevel gear (71) all mutually supports with two awl fluted disc (61), and is a plurality of the common symmetry slidable mounting in both sides that fixed guide arm (11) are located master (1) has two positioning disks (2), every all fixed inserting between two parties on positioning disk (2) is equipped with screwed pipe (21), every screwed pipe (21) all overlap and establish on corresponding main adjusting screw (6), every equal symmetry is installed a plurality of telescopic machanism (3), every on the annular lateral wall of positioning disk (2) telescopic machanism (3) keep away from the one end of positioning disk (2) and all install fine-tuning (4).
2. The steel structure truss pipe column butting method according to claim 1, wherein two ends of the main adjusting screw (6) are smooth ends, the middle of the main adjusting screw (6) is a threaded section, the smooth ends of the two ends of the main adjusting screw (6) are respectively rotatably inserted on the main disc (1) and the limiting plate (5), and the threaded sleeve (21) is sleeved on the threaded section of the main adjusting screw (6).
3. The steel structure truss pipe column butting method according to claim 1, wherein each telescopic mechanism (3) comprises a fixed plate (31) fixed on the annular side wall of the positioning disc (2), one end, away from the positioning disc (2), of each fixed plate (31) is provided with a sliding groove (32), a movable plate (33) is slidably inserted in each sliding groove (32), and one side, away from the fixed plate (31), of each movable plate (33) extends to the outer side of each sliding groove (32) and is fixedly connected with the corresponding fine adjustment mechanism (4).
4. The steel structure truss pipe column butting method according to claim 3, wherein an adjusting opening (34) penetrates through the side wall of one end, close to the positioning plate (2), of each fixing plate (31), an auxiliary adjusting screw (36) is rotatably mounted on the bottom wall of each sliding groove (32), one end, far away from the movable plate (33), of each auxiliary adjusting screw (36) extends into the adjusting opening (34) and is fixedly provided with an adjusting ring (37), a plurality of adjusting shift levers (38) are annularly and symmetrically mounted on the outer side wall of each adjusting ring (37), one side, close to the fixing plate (31), of each movable plate (33) is provided with an adjusting screw groove (35), and one end, far away from the adjusting opening (34), of each auxiliary adjusting screw (36) is rotatably inserted into the corresponding adjusting screw groove (35) in a threaded manner.
5. The steel structure truss pipe column butting method according to claim 4, wherein one end, close to the adjusting opening (34), of the auxiliary adjusting screw (36) is a smooth end, the adjusting ring (37) is fixedly sleeved on the smooth end of the auxiliary adjusting screw (36), and the distance between the outer ends of the two symmetrical adjusting deflector rods (38) is smaller than the length of the adjusting opening (34).
6. The steel structure truss pipe column butting method according to claim 1, wherein each fine adjustment mechanism (4) comprises a fixed insertion rod (41), each fixed insertion rod (41) is fixedly provided with a fixed ring (42), one end, far away from the fixed insertion rod (41), of each fixed ring (42) is provided with a movable ring (43), each fixed ring (42) and each movable ring (43) are symmetrically and rotatably inserted with two fine adjustment screw rods (44), and the centripetal end of each fine adjustment screw rod (44) extends to the inner ring side of the fixed ring (42) and the movable ring (43) and is rotatably inserted with a non-slip mat (45).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210754357.3A CN114799709B (en) | 2022-06-30 | 2022-06-30 | Steel structure truss pipe column butt joint method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210754357.3A CN114799709B (en) | 2022-06-30 | 2022-06-30 | Steel structure truss pipe column butt joint method |
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| CN114799709B true CN114799709B (en) | 2022-09-09 |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB673960A (en) * | 1948-04-15 | 1952-06-18 | Stefan Keller | A method and apparatus for the manufacture of welded trusses |
| CN104453251A (en) * | 2014-11-26 | 2015-03-25 | 河南亚鹰钢结构幕墙工程有限公司 | Butt joint method of truss pipe columns and locating pipe sets with method implemented |
| CN106988537A (en) * | 2017-04-20 | 2017-07-28 | 陆汉时 | A kind of installation method of sheet truss combining structure |
| CN110977099A (en) * | 2019-12-19 | 2020-04-10 | 郑州科技学院 | Steel structure truss pipe column butt joint method |
| CN112695952A (en) * | 2020-12-25 | 2021-04-23 | 湖北正浩建设集团有限公司 | Building roof truss support structure and construction method |
| CN113210914A (en) * | 2021-04-29 | 2021-08-06 | 任宗学 | Welding forming process for manufacturing pipe truss steel structure |
-
2022
- 2022-06-30 CN CN202210754357.3A patent/CN114799709B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB673960A (en) * | 1948-04-15 | 1952-06-18 | Stefan Keller | A method and apparatus for the manufacture of welded trusses |
| CN104453251A (en) * | 2014-11-26 | 2015-03-25 | 河南亚鹰钢结构幕墙工程有限公司 | Butt joint method of truss pipe columns and locating pipe sets with method implemented |
| CN106988537A (en) * | 2017-04-20 | 2017-07-28 | 陆汉时 | A kind of installation method of sheet truss combining structure |
| CN110977099A (en) * | 2019-12-19 | 2020-04-10 | 郑州科技学院 | Steel structure truss pipe column butt joint method |
| CN112695952A (en) * | 2020-12-25 | 2021-04-23 | 湖北正浩建设集团有限公司 | Building roof truss support structure and construction method |
| CN113210914A (en) * | 2021-04-29 | 2021-08-06 | 任宗学 | Welding forming process for manufacturing pipe truss steel structure |
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| Publication number | Publication date |
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| CN114799709A (en) | 2022-07-29 |
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