Support replacing structure for assisting structure column in replacing support

Abstract

The utility model discloses a support replacing structure for assisting a structural column in replacing a support, which comprises two supporting components and two fixing components, and the two supporting components are detachably arranged on two sides of the structural column based on the two fixing components. The support changing structure is simple in construction, support changing processing and arrangement are convenient, the support changing structures are arranged on the two sides of the structural column before the support of the structural column is replaced, enough support changing operation space can be reserved, vertical force of the single structural column is converted into temporary supports on the two sides, the overall safety of a building is improved, and the construction cost is reduced. Only the local position of the bottom of the structural column needs to be disassembled and changed, and the construction quality and the overall impression effect are guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of construction, in particular to a support replacement structure for assisting structural columns in replacing supports.

[0002] Steel column or truss column Background Art

[0003] According to the design drawings and process requirements, the conventional construction methods of steel structure projects are mainly to set the foundation (embedded parts), install steel columns, install primary and secondary beams or truss beams, lay floor decks, etc. There are relatively few projects to transform steel structures. If the bottom support of the steel column needs to be replaced, it is generally constructed in the idea of ​​first construction and then removal, and then construction and first removal. After disconnecting all the connecting steel beams (or steel trusses) of a certain steel column, withdraw the steel column, process the column height and the bottom welding cross section of the steel column, replace the bottom support, re-install the steel column, and re-install the steel beam (or steel truss).

[0004] Technical problems in the existing construction method of replacing the bottom support of the steel column:

[0005] 1) Removing a single steel column will have a significant impact on the overall stress safety of the steel structure;

[0006] 2) The cutting or removal of multiple connection points on the steel column is labor-intensive and time-consuming, affecting the construction period;

[0007] 3) After the support is converted, the steel column needs to be repositioned, which is difficult to locate and cannot be re-matched with the original connection point.

[0008] In view of the shortcomings of the construction method for replacing the bottom support of a steel column in the prior art, technical personnel in this field have been looking for solutions. Utility Model Content

[0009] The utility model aims to provide a support replacement structure for assisting structural columns in replacing supports, so as to solve the shortcomings of the construction method for replacing the bottom supports of steel columns in the prior art.

[0010] In order to solve the above technical problems, the utility model provides a support replacement structure for assisting structural columns in replacing supports, the support replacement structure for assisting structural columns in replacing supports comprises: two support components and two fixing components, the two support components are detachably arranged on both sides of the structural column based on the two fixing components.

[0011] Optionally, in the support replacement structure for assisting structural columns in replacing bearings, the structural columns are steel columns.

[0012] Optionally, in the support replacement structure for assisting structural columns in replacing supports, each support assembly includes: an H-shaped steel and a plurality of steel plates connected to the H-shaped steel at one end.

[0013] Optionally, in the support replacement structure for assisting structural columns in replacing supports, the size of the H-shaped steel is HW200*200mm.

[0014] Optionally, in the support replacement structure for assisting structural columns in replacing supports, each fixing assembly includes: a steel plate embedded part and a plurality of chemical anchor bolts, and one end of the H-shaped steel is vertically fixed to the steel plate embedded part by the chemical anchor bolts.

[0015] Optionally, in the support replacement structure for assisting structural columns in replacing supports, the chemical anchor bolts are M16 chemical anchor bolts, and the size of the steel plate embedded parts is 300*350*12 mm.

[0016] Optionally, in the support replacement structure for assisting a structural column in replacing a support, the structural column is a truss column.

[0017] Optionally, in the support replacement structure for assisting structural columns in replacing bearings, each support assembly includes: an H-shaped steel with a semicircular arc-shaped top end.

[0018] Optionally, in the replacement support structure for assisting structural columns in replacing supports, each fixing assembly includes: a steel plate embedded part and a plurality of mechanical bolts, and one end of the H-shaped steel is vertically fixed to the steel plate embedded part by the mechanical bolts.

[0019] Optionally, in the replacement support structure for assisting structural columns in replacing supports, the size of the H-shaped steel is HW200*200mm, the mechanical bolts are M16 mechanical bolts, and the size of the steel plate embedded parts is 300*300*12mm.

[0020] In the support replacement structure for assisting the structural column to replace the support provided by the utility model, the support replacement structure includes two support components and two fixing components, and the two support components are detachably arranged on both sides of the structural column based on the two fixing components. The replacement structure of the utility model is simple to construct, and the support replacement processing and arrangement are convenient. By arranging the support replacement structure on both sides of the structural column before the structural column replaces the support, sufficient space for support conversion operation can be reserved to convert the vertical force of a single structural column to temporary supports on both sides, thereby improving the overall safety of the building. Only the local position at the bottom of the structural column needs to be dismantled and modified, thereby ensuring the construction quality and overall visual effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a structural schematic diagram of a support replacement structure for assisting a structural column in replacing a support in one embodiment of the utility model;

[0022] Figure 2This is another structural schematic diagram of a support replacement structure for assisting a structural column in replacing a support in one embodiment of the utility model;

[0023] Figure 3a-3f It is a schematic diagram of the construction process of using the support replacement structure of the utility model to assist the steel column in replacing the support;

[0024] Figure 4a-4e The utility model is a schematic diagram of the construction process of using the support replacement structure of the utility model to assist in replacing the support of the truss column.

[0025] In the figure:

[0026] 10-support assembly; 11a, 11b-H-shaped steel; 12-steel plate;

[0027] 20-fixing assembly; 21a, 21b-steel plate embedded parts; 22-chemical anchor bolt; 23-mechanical bolt;

[0028] 1-Steel column; 2-Truss column; 3-Support positioning cutting line; 4-Pot-type support. DETAILED DESCRIPTION

[0029] The following is a further detailed description of the support replacement structure for assisting the replacement of the support of the structural column proposed by the utility model in combination with the accompanying drawings and specific embodiments. According to the following description and claims, the advantages and features of the utility model will become clearer. It should be noted that the accompanying drawings are all in a very simplified form and are not in precise proportions, and are only used to conveniently and clearly assist in explaining the purpose of the embodiments of the utility model.

[0030] Please refer to Figure 1 and Figure 2 .like Figure 1 and Figure 2 As shown, the support replacement structure for assisting the structural column to replace the support comprises: two support components 10 and two fixing components 20, and the two support components 10 are detachably arranged on both sides of the structural column based on the two fixing components 20. The structural column is a steel column or a truss column.

[0031] Specifically, the detachable setting here is understood as follows: when the auxiliary structural column replaces the support, the two fixing components 20 fix the two supporting components 10 on the structure on both sides of the structural column to support the two supporting components 10 to support and fix the structural column; when the auxiliary structural column is completed to replace the support, the two fixing components 20 are removed from the structure on both sides of the structural column to release the support and fixation of the structural column by the two supporting components 10.

[0032] Please continue to refer to Figure 1When the structural column is a steel column 1, each support assembly 10 includes: an H-shaped steel 11a and a plurality of steel plates 12 connected to the H-shaped steel 11a at one end; each fixing assembly 20 includes: a steel plate embedded part 21a and a plurality of chemical anchor bolts 22, and one end of the H-shaped steel 11a is vertically fixed to the steel plate embedded part 21a through the chemical anchor bolts 22. In this embodiment, the size of the H-shaped steel 11a is HW200*200mm (HW represents wide flange I-beam, "200*200" represents the web height of 200mm and the flange width of 200mm); the chemical anchor bolt 22 is an M16 chemical anchor bolt, and the size of the steel plate embedded part 21a is 300*350*12mm (i.e. length*width*thickness, in mm). The same steel plate embedded part 21a is fixed with six sets of D16 chemical bolts, connected to the steel column 1 with four 15mm thick strip steel plates 12, and one end of the steel plate 12 is connected to the H-shaped steel 11a, and the other end is connected to the steel column 1, so as to realize the support of the steel column 1 by the support assembly 10.

[0033] Please continue to refer to Figure 2 When the structural column is a truss column 2, each support assembly 10 includes: an H-shaped steel 11b with a semicircular arc at the top; each fixing assembly 20 includes: a steel plate embedded part 21b and a plurality of mechanical bolts 23, and one end of the H-shaped steel 11b is vertically fixed to the steel plate embedded part 21b by the mechanical bolts 23. In this embodiment, the size of the H-shaped steel 11b is HW200*200mm (HW represents wide flange I-beam, "200*200" represents the web height of 200mm and the flange width of 200mm), the mechanical bolts 23 are M16 mechanical bolts, and the size of the steel plate embedded part 21b is 300*300*12mm (i.e. length*width*thickness, in mm). Specifically, the H-shaped steel 11b is supported under the lower chord of the truss of the truss column 2 (the H-shaped steel 11b is perpendicular to the lower chord of the truss at this time) to support the truss column 2; the same steel plate embedded part 21b is fixed with four M16 mechanical bolts.

[0034] It can be understood that the above examples are merely examples listed for a better understanding of the technical solutions of the embodiments of the present application, and are not intended to be the sole limitation to the embodiments.

[0035] In order to better understand the application principle of the replacement support structure of the utility model, the following is an understanding of the construction process of the replacement support structure applied to the auxiliary steel column replacement support. Please refer to Figure 3a-3f The construction process is as follows:

[0036] Prerequisite: The site is in the overall completed state of the steel structure project, and the support needs to be converted according to the design change requirements or renovation requirements

[0037] S11: Steel plate embedded parts 21a used for replacing the support are arranged on both sides of the support;

[0038] S12: Fix the steel plate embedded part 21a with a chemical anchor bolt 22;

[0039] S13: Processing H-shaped steel 11a, the length of H-shaped steel 11a is the height of the support (i.e. the height of the support plus 800mm, and welding one end of H-shaped steel 11a to the steel plate embedded part 21a for installation;

[0040] S14: welding the steel plate 12 between the H-shaped steel 11a and the steel column 1;

[0041] S15: cutting off the bottom of the steel column 1 and grinding the cut according to the height of the finished pot-type support 4; specifically, cutting according to the support positioning cutting line 3;

[0042] S16: Put the finished pot-type support 4, weld the bottom of the pot-type support 4 to the original embedded parts, and weld the top of the pot-type support 4 to the steel column;

[0043] S17: dismantle the support replacement structure and complete the conversion of single steel column 1;

[0044] S18: Similarly, convert the supports of other steel columns one by one.

[0045] In order to better understand the application principle of the replacement support structure of the utility model, the following is a construction process of applying the replacement support structure to the auxiliary truss column to replace the support. Please refer to Figure 4a-4e The construction process is as follows:

[0046] S21: Steel plate embedded parts 21b used for replacing the support are arranged on both sides of the support;

[0047] S22: The steel plate embedded part 21b is fixed with mechanical bolts 23;

[0048] S23: Processing the H-shaped steel 11b used for the truss column 2, the length of the H-shaped steel 11b is the radius of the truss plus the distance between the bottom of the truss and the steel plate embedded part, one end of the H-shaped steel 11b is processed into a semicircular arc shape, which is consistent with the lower chord of the truss, and the lower chord of the truss is supported and then welded to the steel plate embedded part 21b for installation;

[0049] S24: cutting off the bottom of the truss column 2 according to the height of the finished pot-type support 4 and grinding the cut edge;

[0050] S25: Put the finished pot-type support 4, weld the bottom of the pot-type support 4 to the original embedded parts, and weld the top of the support to the truss column 2;

[0051] S26: dismantle the support replacement structure and complete the conversion of the single truss column 2;

[0052] S27: Similarly, convert other truss columns one by one.

[0053] In summary, in the support replacement structure for assisting the structural column to replace the support provided by the utility model, the support replacement structure includes two support components and two fixing components, and the two support components are detachably arranged on both sides of the structural column based on the two fixing components. The replacement structure of the utility model is simple to construct, and the support replacement processing and setting are convenient. By arranging the support replacement structure on both sides of the structural column before the structural column replaces the support, sufficient space for the support conversion operation can be reserved to convert the vertical force of a single structural column to temporary supports on both sides, thereby improving the overall safety of the building. Only the local position at the bottom of the structural column needs to be dismantled and modified, ensuring the construction quality and overall visual effect.

[0054] The various embodiments in this specification are described in a progressive manner, and each embodiment focuses on the differences from other embodiments. The same or similar parts between the various embodiments can be referenced to each other.

[0055] Obviously, those skilled in the art can make various changes and modifications to the utility model without departing from the spirit and scope of the utility model. Thus, if these modifications and variations of the utility model fall within the scope of the claims of the utility model and their equivalents, the utility model is also intended to include these modifications and variations.

Claims

1. A support replacement structure for assisting structural columns in replacing support seats. It is characterized in that include: Two supporting components and two fixing components, the two supporting components are detachably arranged on both sides of the structural column based on the two fixing components.

2. The support replacement structure for assisting structural column replacement of support as claimed in claim 1, It is characterized in that The structural columns are steel columns.

3. The support replacement structure for assisting structural column replacement of support as claimed in claim 2, It is characterized in that Each supporting assembly includes: an H-shaped steel and a plurality of steel plates connected to the H-shaped steel at one end.

4. The support replacement structure for assisting structural column replacement of support as claimed in claim 3, It is characterized in that The size specification of H-shaped steel is HW200*200mm.

5. The support replacement structure for assisting structural column replacement of support as claimed in claim 3, It is characterized in that Each fixing assembly includes: a steel plate embedded part and a plurality of chemical anchor bolts, and one end of the H-shaped steel is vertically fixed to the steel plate embedded part through the chemical anchor bolts.

6. The support replacement structure for assisting structural column replacement of support as claimed in claim 5, It is characterized in that The chemical anchor bolt is an M16 chemical anchor bolt, and the size specification of the steel plate embedded part is 300*350*12mm.

7. The support replacement structure for assisting structural column replacement of support as claimed in claim 1, It is characterized in that The structural column is a truss column.

8. The support replacement structure for assisting structural column replacement of support as claimed in claim 7, It is characterized in that Each supporting assembly includes: an H-shaped steel with a semicircular arc top.

9. The support replacement structure for assisting structural column replacement of support as claimed in claim 7, It is characterized in that Each fixing assembly includes: a steel plate embedded part and a plurality of mechanical bolts, and one end of the H-shaped steel is vertically fixed to the steel plate embedded part by the mechanical bolts.

10. The support replacement structure for assisting structural column replacement of support as claimed in claim 9, It is characterized in that The size specification of the H-shaped steel is HW200*200mm, the mechanical bolt is an M16 mechanical bolt, and the size specification of the steel plate embedded part is 300*300*12mm.

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