Sectional hoisting welding joint for steel column at internal corner part
By reserving construction openings at the joints of steel column segments and using structures such as reinforcing steel plates at the openings, all-round welding and sealing of steel columns at the internal corners were achieved, solving the problem of declining welding quality of steel column segments in high-rise buildings and improving welding quality and structural stability.
Patent Information
- Application Number
- CN202423171146.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-23
- Publication Date
- 2025-12-05
- Estimated Expiration
- 2034-12-23
AI Technical Summary
In building construction, when welding steel columns at the inside corners of high-rise buildings in sections, the welding of the joints near the wall is difficult, resulting in a decline in welding quality and a lack of effective sealing structure, which affects the durability and strength of the structure.
The construction opening is reserved after the upper and lower steel columns are connected in sections. Combined with the opening reinforcement steel plate, positioning plate and guide inclined plate and other structures, the interface can be fully welded and sealed, including the expansion of the internal and external welding areas.
It improved the quality and sealing of segmented welding of steel columns, enhanced the durability and connection strength of the structure, reduced the welding difficulty and improved the positioning accuracy.
Smart Images
Figure CN223634113U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to the technical field of building construction, concretely is the steel column sectional hoisting and welding joint at reentrant corner part. BACKGROUND
[0002] The steel column at reentrant corner part can disperse and transfer load, prevent wall body from cracking, avoid the emergence of stress concentration disadvantageous situation, protect the building from being destroyed. The setting of steel column at reentrant corner part can enhance the overall stability of structure, ensure the safety of building under various load actions. In some cases, steel column and the increased I-beam etc. component in the interior center can also improve the durability of structure.
[0003] But in the prior art, when the building height is higher in the building construction process, the construction of steel column at reentrant corner part by hoisting appliance will be inconvenient at this time, the steel column needs sectional construction at this time, and the sectional steel pipe interface welding quality is the key to guarantee the reinforcement quality, but the conventional welding scheme can only weld the two welds exposed on the outside when the steel column is located at the reentrant corner of the building, and the interface welding close to the two sides of the wall is difficult to construct, thereby leading to the decline of the welding quality of the two sectional steel pipes, and the area of the welding place in the conventional scheme is not firm enough, and lacks effective sealing structure. UTILITY MODEL CONTENT
[0004] In view of the deficiencies in the prior art, the utility model aims at providing a steel column sectional hoisting and welding joint at reentrant corner part to solve the problems in the background art, which can conveniently weld the position close to the wall at the interface of sectional steel pipe, improve the welding quality, improve the positioning efficiency and sealing property, and increase the durability of structure.
[0005] In order to achieve the above-mentioned purpose, the utility model is implemented by the following technical scheme: a steel column sectional hoisting and welding joint at reentrant corner part, comprising a sectional upper steel column, a sectional lower steel column and a hole reinforcing steel plate, the sectional upper steel column and the sectional lower steel column are mutually butted, the hole reinforcing steel plate is installed at the joint of the sectional upper steel column and the sectional lower steel column in the form of welding, the end part of the sectional upper steel column and the sectional lower steel column is provided with a construction hole on one side, the two construction holes are mutually aligned, and the construction hole is arranged in the area exposed on the outside of the steel column surface.
[0006] Further, the inner wall close to the construction hole on the inner side of the sectional upper steel column and the sectional lower steel column is welded with a positioning plate, and a positioning column is welded on the positioning plate on the inner side of the sectional upper steel column, and a positioning hole is arranged on the positioning plate on the inner side of the sectional lower steel column.
[0007] Further, each positioning column is aligned with the positioning hole, and the positioning column is used for embedding into the corresponding positioning hole.
[0008] Further, the inner side of the segmented upper steel column and the segmented lower steel column is welded with an inner convex plate near the construction opening, the surface of the inner convex plate is integrally formed with a guide inclined plate, and a locking screw hole is formed in the middle of the inner convex plate.
[0009] Further, the connecting position of the segmented upper steel column and the segmented lower steel column after butt joint is formed with a weld, and the edge of the guide inclined plate is kept in parallel with the weld.
[0010] Further, the inner side of the segmented upper steel column and the segmented lower steel column is welded with an inner convex plate near the construction opening, the surface of the inner convex plate is integrally formed with a guide inclined plate, and a locking screw hole is formed in the middle of the inner convex plate.
[0011] Further, the inner wall of the front reinforcing plate and the side reinforcing plate is attached with a sealing strip, and the opening reinforcing steel plate is pressed on the surface of the segmented upper steel column and the segmented lower steel column through the sealing strip.
[0012] Further, the locking screw rod is embedded into the inner part of the locking screw hole after passing through the front reinforcing plate, and the edge of the plug-in sleeve is flush with the inner wall of the construction opening.
[0013] The utility model discloses the beneficial effects of:
[0014] 1. The steel column segmented hoisting and welding joint of the inside corner part adopts segmented upper steel column and segmented lower steel column to butt joint and then welds, and the construction opening is reserved at the interface of the segmented upper steel column and the segmented lower steel column before hoisting, and the steel column inner stiffening plate needs to be adjusted, which does not affect the opening of the construction opening, and after hoisting, the steel column internal interface is welded through the construction opening, at this time, the two sides of the steel column close to the wall can also be welded from the inside, which expands the welding range and improves the welding quality.
[0015] 2. After the steel column segmented hoisting and welding joint of the inside corner part completes the welding of the segmented upper steel column and the segmented lower steel column, the construction opening and the weld position are assisted and reinforced through the opening reinforcing steel plate, which can also provide sealing treatment for the construction opening and the weld position, thereby further improving the connection firmness between the segmented upper steel column and the segmented lower steel column.
[0016] 3. The steel column segmented hoisting and welding joint of the inside corner part can quickly position the opening reinforcing steel plate through the plug-in sleeve in the opening reinforcing steel plate, and the opening reinforcing steel plate can be quickly fixed through the locking screw rod, and the interior of the segmented upper steel column and the segmented lower steel column is also assisted to quickly position the welding area when welding the inner side through the guide inclined plate, which reduces the difficulty of welding. DRAWINGS
[0017] Fig. 1It is the sectional structure diagram of the steel column after the sectional hoisting and welding joint of the internal corner part is installed.
[0018] Fig. 2 It is the sectional structure diagram of the steel column after the sectional hoisting and welding joint of the internal corner part is installed.
[0019] Fig. 3 It is the sectional structure diagram of the steel column after the sectional hoisting and welding joint of the internal corner part is installed.
[0020] Fig. 4 It is the sectional structure diagram of the steel column after the sectional hoisting and welding joint of the internal corner part is installed.
[0021] In the figure: 1, sectional upper steel column; 2, sectional lower steel column; 3, hole reinforcing steel plate; 4, construction hole; 5, weld; 6, guide inclined plate; 7, inner protruding plate; 8, locking screw hole; 9, positioning plate; 10, positioning hole; 11, positioning column; 12, front reinforcing plate; 13, side reinforcing plate; 14, sealing strip; 15, plug-in sleeve; 16, locking screw rod. DETAILED DESCRIPTION
[0022] In order to make the technical means, creative features, purposes and effects of the utility model easy to understand, the utility model is further described below in combination with specific embodiments.
[0023] Please refer to Figs. 1 to 4 The utility model provides the following technical scheme: sectional hoisting and welding joint of internal corner part steel column, including sectional upper steel column 1, sectional lower steel column 2 and hole reinforcing steel plate 3, sectional upper steel column 1 and sectional lower steel column 2 butt joint with each other, hole reinforcing steel plate 3 is installed in the joint of sectional upper steel column 1 and sectional lower steel column 2 by the form of welding, the end of sectional upper steel column 1 and sectional lower steel column 2 is provided with construction hole 4 on one side, and two construction holes 4 are aligned with each other, and construction hole 4 is arranged in the region of steel column surface exposed on the outside. The sectional hoisting and welding joint of internal corner part steel column is used to be installed at the wall internal corner of building, and sectional upper steel column 1 and sectional lower steel column 2 are butt jointed at the internal corner part by the form of hoisting, then welding processing is carried out again.
[0024] The utility model discloses install, adopt the docking of segmented upper steel column 1 and segmented lower steel column 2 and then weld and handle, and the interface of segmented upper steel column 1 and segmented lower steel column 2 is reserved construction hole 4 before hoisting, simultaneously need to adjust the steel column inner stiffened plate, do not influence construction hole 4 opening, after hoisting, the steel column interior interface welds through construction hole 4, at this moment can also weld and handle from the inside to the both sides of the steel column close to wall, the range of welding is expanded, the quality of welding is improved, after completing welding, again using hole mouth reinforcing steel sheet 3 press in the surface of construction hole 4 and the surface of the weld 5 of two steel column docking places, cover construction hole 4 and weld 5, again weld and handle hole mouth reinforcing steel sheet 3, can further reinforce segmented upper steel column 1 and segmented lower steel column 2.
[0025] In the embodiment, the inner wall close to the construction hole 4 on the inner side of the segmented upper steel column 1 and the segmented lower steel column 2 is welded with a positioning plate 9, and the positioning plate 9 on the inner side of the segmented upper steel column 1 is welded with a positioning column 11, and the positioning plate 9 on the inner side of the segmented lower steel column 2 is provided with a positioning hole 10. Each positioning column 11 is aligned with the positioning hole 10, and the positioning column 11 is used for embedding into the corresponding positioning hole 10. Specifically, when the segmented upper steel column 1 and the segmented lower steel column 2 are docked, the positioning column 11 arranged on the segmented upper steel column 1 is directly embedded into the positioning hole 10 on the segmented lower steel column 2, and by cooperating the positioning columns 11 and the positioning holes 10, the segmented upper steel column 1 and the segmented lower steel column 2 can be quickly aligned, and when the weld 5 is welded, the two steel columns can always be kept in the flush state, improving the precision and reliability of welding.
[0026] In the embodiment, the position close to the construction hole 4 on the inner side of the segmented upper steel column 1 and the segmented lower steel column 2 is welded with an inner convex plate 7, the surface of the inner convex plate 7 is integrally formed with a guide inclined plate 6, and a locking screw hole 8 is formed in the middle of the inner convex plate 7. The connecting position of the segmented upper steel column 1 and the segmented lower steel column 2 after docking is formed with a weld 5, and the edge of the guide inclined plate 6 is kept in parallel with the weld 5. The hole mouth reinforcing steel plate can be quickly positioned by inserting the sleeve 15 in the hole mouth reinforcing steel plate 3, and the hole mouth reinforcing steel plate can be quickly fixed by the locking screw 16, and the inner side of the segmented upper steel column 1 and the segmented lower steel column 2 is also quickly positioned and welded in the welding area by the guide inclined plate 6, reducing the difficulty of welding.
[0027] Specifically, after the butt joint between the segmented upper steel column 1 and the segmented lower steel column 2 is completed, welding is directly performed on the welding seam 5 area on one side of the construction opening 4 and outside the welding seam 5 area, and then welding is performed on the welding seam 5 position close to the wall from the inside at the construction opening 4, so that the two steel columns can increase the welding range, and welding can be performed on the side of the construction opening 4, thereby completing the connection process between the segmented upper steel column 1 and the segmented lower steel column 2. When welding the inside of the welding seam 5 close to the wall, the guide inclined plate 6 in the segmented upper steel column 1 and the segmented lower steel column 2 can guide the welding equipment, so that the welding equipment can be accurately aligned with the welding seam 5 from the inside, and the problem of welding deviation caused by the fact that the actual welding area cannot be observed flexibly from the outside due to the small size of the construction opening 4 can be avoided.
[0028] In the embodiment, the hole reinforcing steel plate 3 comprises a front reinforcing plate 12 and a side reinforcing plate 13, the inside of the front reinforcing plate 12 is integrally formed with a plug-in sleeve 15, and a locking screw 16 is inserted in the middle of the front reinforcing plate 12. The inside walls of the front reinforcing plate 12 and the side reinforcing plate 13 are both attached with sealing strips 14, and the hole reinforcing steel plate 3 is pressed on the surfaces of the segmented upper steel column 1 and the segmented lower steel column 2 by the sealing strips 14. The locking screw 16 is embedded in the inside of the locking screw hole 8 after passing through the front reinforcing plate 12, and the edge of the plug-in sleeve 15 is flush with the inside wall of the construction opening 4. After the welding of the segmented upper steel column 1 and the segmented lower steel column 2 is completed, the hole reinforcing steel plate 3 can be used to assist in reinforcing the construction opening 4 and the welding seam 5 position, and can also provide sealing treatment for the construction opening 4 and the welding seam 5 position, thereby further improving the connection firmness between the segmented upper steel column 1 and the segmented lower steel column 2.
[0029] Specifically, after the welding of the welding seam 5 is completed, the plug-in sleeve 15 in the hole reinforcing steel plate 3 is inserted into the construction sleeve until the front reinforcing plate 12 and the side reinforcing plate 13 are attached to the surface of the steel column, and then the locking screw 16 is used to pass through the hole reinforcing steel plate 3 and abut against the locking screw hole 8 on the inside, so as to realize the fixed placement effect of the hole reinforcing steel plate 3. Finally, the edge of the hole reinforcing steel plate 3 can be directly welded to the surface of the steel column, and after the welding of the hole reinforcing steel plate 3 is completed, the sealing strip 14 on the inside can be used to provide additional sealing treatment for the welding seam 5 position.
[0030] The basic principle and main features of the present application and the advantages of the present application are shown and described above. It is obvious for those skilled in the art that the present application is not limited to the details of the above exemplary embodiments, and the present application can be realized in other specific forms without departing from the spirit or basic characteristics of the present application.
[0031] Furthermore, it should be understood that although the specification is described in terms of embodiments, not every embodiment includes every feature described. The specification can include implicit combinations of explicitly mentioned features and / or explicit combinations of implicitely mentioned features. Each embodiment depends on the explicit combinations of features and / or the implicit combinations of features made specifically within that embodiment, and each such embodiment can be combined with every other such embodiment to create further embodiments.
Claims
1. A sectional hoisting and welding joint of a steel column at a inside corner position, characterized in that: The utility model provides a kind of steel column construction hole reinforcing structure, including segmented upper steel column (1), segmented lower steel column (2) and hole reinforcing steel plate (3), the segmented upper steel column (1) and segmented lower steel column (2) are mutually butted, the hole reinforcing steel plate (3) is installed in the joint of segmented upper steel column (1) and segmented lower steel column (2) by the form of welding, the end of segmented upper steel column (1) and segmented lower steel column (2) one side is provided with construction hole (4), and two construction holes (4) are mutually aligned, and construction hole (4) is provided in the region that steel column surface is exposed outside.
2. The corner column segmental hoisting and welding joint according to claim 1, characterized in that: The inner wall of the segmented upper steel column (1) and the segmented lower steel column (2) near the construction hole (4) is welded with a positioning plate (9), and the positioning plate (9) on the inner side of the segmented upper steel column (1) is welded with a positioning column (11), and the positioning plate (9) on the inner side of the segmented lower steel column (2) is provided with a positioning hole (10).
3. The corner column segmental lifting and welding joint according to claim 2, characterized in that: Each positioning column (11) is aligned with the positioning hole (10), and the positioning column (11) is used for embedding into the corresponding positioning hole (10).
4. The corner column segmental lifting and welding joint according to claim 2, characterized in that: The inner side of the segmented upper steel column (1) and the segmented lower steel column (2) near the construction hole (4) is welded with an inner convex plate (7), the surface of the inner convex plate (7) is integrally formed with a guide inclined plate (6), and the middle of the inner convex plate (7) is provided with a locking screw hole (8).
5. The corner column segmental lifting and welding joint according to claim 4, characterized in that: The connecting position of the segmented upper steel column (1) and the segmented lower steel column (2) after butt joint is formed with a weld (5), and the edge of the guide inclined plate (6) is parallel to the weld (5).
6. The corner column segmental lifting and welding joint according to claim 4, characterized in that: The hole reinforcing steel plate (3) includes a front reinforcing plate (12) and a side reinforcing plate (13), the inner side of the front reinforcing plate (12) is integrally formed with a plug-in sleeve (15), and the middle of the front reinforcing plate (12) is inserted with a locking screw rod (16).
7. The inside corner steel column segmented lifting and welding joint according to claim 6, characterized in that: The inner wall of the front reinforcing plate (12) and the side reinforcing plate (13) is attached with a sealing strip (14), and the hole reinforcing steel plate (3) is pressed on the surface of the segmented upper steel column (1) and the segmented lower steel column (2) by the sealing strip (14).
8. The inside corner steel column segmented lifting and welding joint according to claim 7, characterized in that: The locking screw rod (16) is embedded into the inside of the locking screw hole (8) after passing through the front reinforcing plate (12), and the edge of the plug-in sleeve (15) is flush with the inner wall of the construction hole (4).