CN105888286A - Method for reinforcing steel pipe joints by upward movement of groove-shaped collar plate - Google Patents
Method for reinforcing steel pipe joints by upward movement of groove-shaped collar plate Download PDFInfo
- Publication number
- CN105888286A CN105888286A CN201610310317.4A CN201610310317A CN105888286A CN 105888286 A CN105888286 A CN 105888286A CN 201610310317 A CN201610310317 A CN 201610310317A CN 105888286 A CN105888286 A CN 105888286A
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- China
- Prior art keywords
- reinforced
- extension plate
- collar extension
- grooved collar
- arm
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- 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.)
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Classifications
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G23/00—Working measures on existing buildings
- E04G23/02—Repairing, e.g. filling cracks; Restoring; Altering; Enlarging
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
- E04B1/2403—Connection details of the elongated load-supporting parts
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/38—Connections for building structures in general
- E04B1/58—Connections for building structures in general of bar-shaped building elements
- E04B1/5825—Connections for building structures in general of bar-shaped building elements with a closed cross-section
- E04B1/5831—Connections for building structures in general of bar-shaped building elements with a closed cross-section of substantially rectangular form
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
- E04B1/2403—Connection details of the elongated load-supporting parts
- E04B2001/2406—Connection nodes
Abstract
The invention provides a method for reinforcing steel pipe joints by upward movement of a groove-shaped collar plate. A branch pipe is perpendicularly welded at the middle position of the top surface of a main pipe with the reinforced joints; the groove-shaped collar plate is welded on a pipe body of the branch pipe in a sleeving manner and is welded on two sides of the main pipe with the reinforced joints in the direction of the axis of the main pipe or in the direction perpendicular to the axis of the main pipe or welded on the upper surface of the main pipe with the reinforced joints, so that a surrounding welded joint, a center connecting welded joint and a double-side connecting welded joint are formed; and when the groove-shaped collar plate is arranged in the direction of the axis of the main pipe with the reinforced joints and the width of the surface of the main pipe with the reinforced joints difficultly guarantees welding of the double-side connecting welded joint, a flange of the groove-shaped collar plate can be welded with the side wall of the main pipe with the reinforced joints. The method for reinforcing the steel pipe joints by upward movement of the groove-shaped collar plate is not only suitable for reinforcement, repairing and strengthening of the steel pipe joints during service period, but also is suitable for machining the reinforced joints of steel pipe structures in the design stage. In the method, the collar plate and the welded joints of the branch pipe move upwards, the static strength of the joints can be improved, the welded joints of the main pipe and the branch pipe can be protected, brittle failure of the welded joints is avoided, and therefore, the anti-seismic ductility performance of the welding joints is improved.
Description
Technical field
The present invention relates to a kind of method strengthening Steel Tube Joint, belong to construction engineering technical field, a kind of grooved collar extension plate moves the method strengthening Steel Tube Joint.
Background technology
Steel-tube construction is widely used in building, bridge, pylon and offshore platform structure, and reliable ultimate bearing capacity of joints is to ensureing that structural safety is extremely important.For hollow, the steel pipe of thin-walled, its radial rigidity is much smaller than axial rigidity, and the radial direction bearing capacity at node is much smaller than axial carrying capacity.So node weld position is the position being easiest in engineering reality deform or destroy, the Research on Reinforcement Method to node, there is very much realistic meaning.The reinforcement means of Steel Tube Joint can be divided into internal reinforcement method and externally reinforced method by structure.Internal reinforcement sets the several ways such as stiffening ring or vertical plate in mainly including increasing supervisor wall thickness, fill concrete, supervisor.Internal reinforcement method does not affect node appearance, but due to need to be in interior construction, complicated construction technique, difficulty be relatively big, can only use in the design phase, it is difficult to for the reinforcement of existing structure.The externally reinforced method of node includes welding pasting board, collar extension pasting board, collar extension cornerite pasting board and ribbed stiffener etc..Pasting board method easy construction, less on constructional appearance impact, apply relatively broad.But when arm width is little with supervisor's different widths, owing to the space of pasting board is not welded on supervisor surface, it is difficult to realize pasting board and reinforces.Although collar extension cornerite pasting board method overcomes the restriction of supervisor's face width, and can be used for the joint strengthening of existing structure or newly-built structure, but the protected effect for weld seam crack in tension is to be improved, and reinforcing joint still has the destruction risk of brittle cracking.Accordingly, it would be desirable to research and develop further easy construction, structure rationally, protect weld seam and improve ductility of joint add strong method.
Summary of the invention
In place of overcoming above-mentioned the deficiencies in the prior art, the present invention provides and moves the method strengthening Steel Tube Joint on a kind of grooved collar extension plate, the method is applicable not only to the Steel Tube Joint of viability and reinforces and renovation reinforced, it is also applied for the processing of the reinforced node of design phase steel-tube construction, the static strength of node can either be improved, prerupture deformability can be increased again, prevent the weld seam at supervisor and arm from brittle break occurring, and then ensure that steel construction rigid frame or truss structure have good anti-earthquake ductility performance.
The technical solution adopted for the present invention to solve the technical problems is: scheme one: move the method strengthening Steel Tube Joint on a kind of grooved collar extension plate, including: being reinforced node host, grooved collar extension plate, arm, around weld seam, bilateral attachment weld, center attachment weld；It is vertically welded with arm in the end face centre position being reinforced node host；Grooved collar extension plate it is welded with on the body of arm, grooved collar extension plate is along supervisor's axis direction or is perpendicular to be responsible for being welded on of axis direction and is reinforced on the dual-side of node host or is reinforced on the upper surface of node host, thus is formed around weld seam, center attachment weld and bilateral attachment weld；When grooved collar extension plate is arranged along being reinforced node host axis direction, and when being reinforced welding that node host face width is difficult to ensure that bilateral attachment weld, can be by the edge of a wing of grooved collar extension plate and the sidewall weld being reinforced node host.
Described being reinforced between node host and arm is strengthened by grooved collar extension plate, and the height of grooved collar extension plate is no more than being reinforced the 1/2 of node host height.
Moving the method strengthening Steel Tube Joint on described a kind of grooved collar extension plate, when being used for strengthening flat in-plane bending node, grooved collar extension plate is arranged along supervisor's axis direction；When being used for strengthening plane outward by curved node, grooved collar extension plate is perpendicular to be responsible for axis direction and arranges；When being used for strengthening axially loaded node, grooved collar extension plate or can be perpendicular to be responsible for axis layout along being responsible for axis.
Moving the method strengthening Steel Tube Joint on described grooved collar extension plate, being reinforced node host is rectangular steel pipe, and described arm is rectangle or round steel pipe.
When described arm is rectangular steel pipe, grooved collar extension plate side the opened C-shaped aperture mouth that is connected with arm is U-shaped；When described arm is round steel pipe, grooved collar extension plate is connected side opened C-shaped aperture mouth for semicircle with arm.
The method strengthening Steel Tube Joint is moved on described grooved collar extension plate, when this method is used for strengthening newly-built Steel Tube Joint, on the web of grooved collar extension plate, first cut out the aperture identical with a tube shape, and arm is penetrated in the aperture of grooved collar extension plate, then branch pipe welded directly to the run pipe and the center attachment weld that is reinforced between node host, the grooved collar extension plate edge of a wing is moved to and is reinforced node host surface and contacts, finally around weld seam between welding grooved collar extension plate 2 and the bilateral attachment weld being reinforced between node host and grooved collar extension plate and arm；
When this method is used for strengthening built Steel Tube Joint, first the web of C-shaped ring oralia is cut the C-shaped aperture mouth corresponding with 1/2nd tube shapes, then C-shaped aperture mouth is surrounded arm, afterwards the base of C-shaped ring oralia is contacted with being reinforced node host surface, the most successively welding C-shaped ring oralia and the bilateral attachment weld being reinforced between node host, between C-shaped ring oralia and arm around the groove type plate splicing welding joint between weld seam and two C-shaped ring oralias.
Beneficial effects of the present invention: on this kind of grooved collar extension plate move strengthen Steel Tube Joint method be applicable not only to viability Steel Tube Joint reinforce and renovation reinforced, be also applied for the processing of the reinforced node of design phase steel-tube construction；Move on the collar extension plate of this method and arm weld seam, the static strength of node can either be improved, the weld seam at supervisor and arm can be protected again, it is to avoid weld seam brittle break, and then improve the anti-earthquake ductility performance of welding node.
Accompanying drawing explanation
Below in conjunction with the accompanying drawings and the present invention is described in further detail by embodiment:
Fig. 1 is that the present invention is for strengthening the structural principle schematic diagram of newly-built Steel Tube Joint.
Fig. 2 is that grooved collar extension plate is perpendicular to be reinforced the schematic diagram that node host is placed.
Fig. 3 is grooved collar extension plate and the schematic diagram being reinforced node host sidewall weld.
Fig. 4 is for strengthening the structural principle schematic diagram of existing Steel Tube Joint after C-shaped ring oralia docks.
Fig. 5 is C-shaped ring oralia structural principle schematic diagram.
In figure: 1. be reinforced node host, 2. grooved collar extension plate, 3. arm, 4. around weld seam, the most bilateral attachment weld, 6. center attachment weld, 7. groove type plate splicing welding joint, 8.C shape aperture, 9.C shape collar extension plate.
Detailed description of the invention
Scheme one: in Fig. 1,2,3, a kind of grooved collar extension plate moves the method strengthening Steel Tube Joint, including: being reinforced node host 1, grooved collar extension plate 2, arm 3, around weld seam 4, bilateral attachment weld 5, center attachment weld 6；It is vertically welded with arm 3 in the end face centre position being reinforced node host 1；Grooved collar extension plate 2 it is welded with on the body of arm 3, grooved collar extension plate 2 is along supervisor's axis direction or is perpendicular to be responsible for being welded on the upper surface being reinforced on the dual-side of node host 1 or being reinforced node host 1 of axis direction, thus is formed around weld seam 4, center attachment weld 6 and bilateral attachment weld 5；When grooved collar extension plate 2 is arranged along being reinforced node host 1 axis direction, and when being reinforced welding that node host 1 face width is difficult to ensure that bilateral attachment weld 5, can be by the edge of a wing of grooved collar extension plate 2 and the sidewall weld being reinforced node host 1.
Scheme two: at Fig. 4, in 5, a kind of grooved collar extension plate moves the method strengthening Steel Tube Joint, including: it is reinforced node host 1, grooved collar extension plate 2, arm 3, around weld seam 4, bilateral attachment weld 5, center attachment weld 6, groove type plate splicing welding joint 7, C-shaped aperture mouth 8, C-shaped ring oralia 9；It is vertically welded with arm 3 in the end face centre position being reinforced node host 1；Grooved collar extension plate 2 it is welded with on the body of arm 3；Grooved collar extension plate 2 is welded to form by groove type plate splicing welding joint 7 by two symmetrical C-shaped ring oralias 9；Having the C-shaped aperture mouth 8 identical with 1/2nd arm 3 shapes in the middle part of the end face of C-shaped ring oralia 9, arm 3 is surrounded, and welds together with arm 3 by two C-shaped aperture mouths 8；Grooved collar extension plate 2 is along supervisor's axis direction or is perpendicular to be responsible for axis direction and is welded on the upper surface being reinforced on the dual-side of node host 1 or being reinforced node host 1, thus defines around weld seam 4, bilateral attachment weld 5, center attachment weld 6 and groove type plate splicing welding joint 7；When grooved collar extension plate 2 is arranged along being reinforced node host 1 axis direction, and when being reinforced welding that node host 1 face width is difficult to ensure that bilateral attachment weld 5, can be by the edge of a wing of grooved collar extension plate 2 and the sidewall weld being reinforced node host 1.
Described being reinforced between node host 1 and arm 3 is strengthened by grooved collar extension plate 2, and the height of grooved collar extension plate 2 is no more than being reinforced the 1/2 of node host height.
Moving the method strengthening Steel Tube Joint on described a kind of grooved collar extension plate, when being used for strengthening flat in-plane bending node, grooved collar extension plate 2 is arranged along supervisor's axis direction；When being used for strengthening plane outward by curved node, grooved collar extension plate 2 is perpendicular to be responsible for axis direction and arranges；When being used for strengthening axially loaded node, grooved collar extension plate 2 or can be perpendicular to be responsible for axis layout along being responsible for axis.
Moving the method strengthening Steel Tube Joint on described grooved collar extension plate, being reinforced node host 1 is rectangular steel pipe, and described arm 3 is rectangle or round steel pipe.
When described arm 3 is rectangular steel pipe, grooved collar extension plate 2 is connected side opened C-shaped aperture mouth 8 for U-shaped with arm 3；When described arm 3 is round steel pipe, grooved collar extension plate 2 is connected side opened C-shaped aperture mouth 8 for semicircle with arm 3.
The method strengthening Steel Tube Joint is moved on described grooved collar extension plate, when this method is used for strengthening newly-built Steel Tube Joint, first on the web of grooved collar extension plate 2, cut out the aperture identical with arm 3 shape, and arm 3 is penetrated in the aperture of grooved collar extension plate 2, then branch pipe welded directly to the run pipe 3 and the center attachment weld 6 that is reinforced between node host 1, grooved collar extension plate 2 edge of a wing is moved to and is reinforced node host 1 surface and contacts, finally around weld seam 4 between welding grooved collar extension plate 2 and the bilateral attachment weld 5 being reinforced between node host 1 and grooved collar extension plate 2 and arm 3；
When this method is used for strengthening built Steel Tube Joint, first the web of C-shaped ring oralia 9 is cut the C-shaped aperture mouth 8 corresponding with 1/2nd arm 3 shapes, then C-shaped aperture mouth 8 is surrounded arm 3, afterwards the base of C-shaped ring oralia 9 is contacted with being reinforced node host 1 surface, the most successively the groove type plate splicing welding joint 7 between cincture weld seam 4 and two the C-shaped ring oralias 9 between welding C-shaped ring oralia 9 and the bilateral attachment weld 5 being reinforced between node host 1, C-shaped ring oralia 9 and arm 3.
Claims (6)
1. move on a grooved collar extension plate and strengthen Steel Tube Joint, including: it is reinforced node host (1), grooved collar extension plate (2), arm (3), around weld seam (4), bilateral attachment weld (5), center attachment weld (6), groove type plate splicing welding joint (7), C-shaped aperture mouth (8), C-shaped ring oralia (9)；It is characterized in that: the end face centre position being reinforced node host (1) is vertically welded with arm (3)；Grooved collar extension plate (2) it is welded with on the body of arm (3), grooved collar extension plate (2) is along supervisor's axis direction or is perpendicular to be responsible for being welded on the dual-side being reinforced node host (1) or being reinforced on the upper surface of node host (1) of axis direction, thus is formed around weld seam (4), center attachment weld (6) and bilateral attachment weld (5)；When grooved collar extension plate (2) is arranged along being reinforced node host (1) axis direction, and when being reinforced welding that node host (1) face width is difficult to ensure that bilateral attachment weld (5), can be by the edge of a wing of grooved collar extension plate (2) and the sidewall weld being reinforced node host (1).
Move on a kind of grooved collar extension plate the most according to claim 1 and strengthen Steel Tube Joint, it is characterized in that: when described grooved collar extension plate (2) is arranged along being reinforced node host (1) axis direction, and when being reinforced welding that node host (1) face width is difficult to ensure that bilateral attachment weld (5), can be by the edge of a wing of grooved collar extension plate (2) and the sidewall weld being reinforced node host (1).
Move on a kind of grooved collar extension plate the most according to claim 1 and strengthen Steel Tube Joint, it is characterized in that: described in be reinforced between node host (1) and arm (3) by grooved collar extension plate (2) strengthen, the height of grooved collar extension plate (2) is no more than being reinforced the 1/2 of node host height.
Move on a kind of grooved collar extension plate the most according to claim 1 and strengthen Steel Tube Joint, it is characterized in that: described in be reinforced node host (1) be rectangular steel pipe, arm (3) is rectangle or round steel pipe.
Moving on a kind of grooved collar extension plate the most according to claim 1 and strengthen Steel Tube Joint, it is characterized in that: when described arm (3) is rectangular steel pipe, grooved collar extension plate (2) side opened C-shaped aperture mouth (8) that is connected with arm (3) is U-shaped；When described arm (3) is round steel pipe, grooved collar extension plate (2) is connected side opened C-shaped aperture mouth (8) for semicircle with arm (3).
Moving on a kind of grooved collar extension plate the most according to claim 1 and strengthen Steel Tube Joint, its operational approach feature is:
When this method is used for strengthening newly-built Steel Tube Joint, first on the web of grooved collar extension plate (2), cut out the aperture identical with arm (3) shape, and arm (3) is penetrated in the aperture of grooved collar extension plate (2), then branch pipe welded directly to the run pipe (3) and the center attachment weld (6) that is reinforced between node host (1), grooved collar extension plate (2) edge of a wing is moved to and is reinforced node host (1) surface and contacts, finally around weld seam (4) between welding grooved collar extension plate (2) and the bilateral attachment weld (5) and grooved collar extension plate (2) and the arm (3) that are reinforced between node host (1)；
When this method is used for strengthening built Steel Tube Joint, first the web of C-shaped ring oralia (9) is cut the C-shaped aperture mouth (8) corresponding with 1/2nd arms (3) shape, then C-shaped aperture mouth (8) is surrounded arm (3), afterwards the base of C-shaped ring oralia (9) is contacted with being reinforced node host (1) surface, last welding C-shaped ring oralia (9) successively and the bilateral attachment weld (5) being reinforced between node host (1), the groove type plate splicing welding joint (7) between cincture weld seam (4) and two C-shaped ring oralias (9) between C-shaped ring oralia (9) and arm (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610310317.4A CN105888286B (en) | 2016-05-12 | 2016-05-12 | A kind of method that groove profile collar extension plate moves up reinforcement Steel Tube Joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610310317.4A CN105888286B (en) | 2016-05-12 | 2016-05-12 | A kind of method that groove profile collar extension plate moves up reinforcement Steel Tube Joint |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105888286A true CN105888286A (en) | 2016-08-24 |
| CN105888286B CN105888286B (en) | 2018-07-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610310317.4A Expired - Fee Related CN105888286B (en) | 2016-05-12 | 2016-05-12 | A kind of method that groove profile collar extension plate moves up reinforcement Steel Tube Joint |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111608414A (en) * | 2020-05-07 | 2020-09-01 | 中建科工集团有限公司 | Reinforcing and reforming structure and method for building steel structure |
| CN113006515A (en) * | 2021-02-26 | 2021-06-22 | 中国矿业大学 | Reinforcing device and reinforcing method for steel pipe joint |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102926466A (en) * | 2012-11-09 | 2013-02-13 | 中国矿业大学 | Method for enhancing warp angle of ring mouth flitch of steel pipe node |
| CN202899640U (en) * | 2012-11-09 | 2013-04-24 | 中国矿业大学 | Collar flitch reinforced steel pipe joint |
| CN103526950A (en) * | 2013-10-29 | 2014-01-22 | 山东科技大学 | Concrete-filled square steel tube and steel beam semi-rigid reinforcing joint for preventing progressive collapse |
| CN103669898A (en) * | 2013-11-22 | 2014-03-26 | 江苏建筑职业技术学院 | Method for reinforcing steel tube truss tubular joint through ring opening sleeves |
| CN203701298U (en) * | 2014-02-08 | 2014-07-09 | 长安大学 | T-shaped plane buckling-resisting tubular joint of rectangular steel tube structure |
| CN203701296U (en) * | 2014-02-08 | 2014-07-09 | 长安大学 | Y-shaped plane anti-buckling tubular joint of rectangular steel pipe structure |
| CN203701297U (en) * | 2014-02-08 | 2014-07-09 | 长安大学 | KT-shaped space buckling-resisting tubular joint of rectangular steel tube structure |
| CN104100007A (en) * | 2014-07-16 | 2014-10-15 | 天元建设集团有限公司 | Double-lug-plate type square tube column and H-shaped steel frame variable-beam-depth assembly joint and construction method thereof |
| CN104846752A (en) * | 2015-05-19 | 2015-08-19 | 河南省交通规划勘察设计院有限责任公司 | Anti-fatigue reinforcing device for connection nodes of chord of bridge arch rib and construction method thereof |
| CN205604751U (en) * | 2016-05-12 | 2016-09-28 | 中国矿业大学 | Enhancement steel pipe node that cell type collar extension board shifted up |
-
2016
- 2016-05-12 CN CN201610310317.4A patent/CN105888286B/en not_active Expired - Fee Related
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102926466A (en) * | 2012-11-09 | 2013-02-13 | 中国矿业大学 | Method for enhancing warp angle of ring mouth flitch of steel pipe node |
| CN202899640U (en) * | 2012-11-09 | 2013-04-24 | 中国矿业大学 | Collar flitch reinforced steel pipe joint |
| CN103526950A (en) * | 2013-10-29 | 2014-01-22 | 山东科技大学 | Concrete-filled square steel tube and steel beam semi-rigid reinforcing joint for preventing progressive collapse |
| CN103669898A (en) * | 2013-11-22 | 2014-03-26 | 江苏建筑职业技术学院 | Method for reinforcing steel tube truss tubular joint through ring opening sleeves |
| CN203701298U (en) * | 2014-02-08 | 2014-07-09 | 长安大学 | T-shaped plane buckling-resisting tubular joint of rectangular steel tube structure |
| CN203701296U (en) * | 2014-02-08 | 2014-07-09 | 长安大学 | Y-shaped plane anti-buckling tubular joint of rectangular steel pipe structure |
| CN203701297U (en) * | 2014-02-08 | 2014-07-09 | 长安大学 | KT-shaped space buckling-resisting tubular joint of rectangular steel tube structure |
| CN104100007A (en) * | 2014-07-16 | 2014-10-15 | 天元建设集团有限公司 | Double-lug-plate type square tube column and H-shaped steel frame variable-beam-depth assembly joint and construction method thereof |
| CN104846752A (en) * | 2015-05-19 | 2015-08-19 | 河南省交通规划勘察设计院有限责任公司 | Anti-fatigue reinforcing device for connection nodes of chord of bridge arch rib and construction method thereof |
| CN205604751U (en) * | 2016-05-12 | 2016-09-28 | 中国矿业大学 | Enhancement steel pipe node that cell type collar extension board shifted up |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111608414A (en) * | 2020-05-07 | 2020-09-01 | 中建科工集团有限公司 | Reinforcing and reforming structure and method for building steel structure |
| CN113006515A (en) * | 2021-02-26 | 2021-06-22 | 中国矿业大学 | Reinforcing device and reinforcing method for steel pipe joint |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105888286B (en) | 2018-07-27 |
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