Wood structure column foot
By wrapping the steel casing on the wooden structure column and connecting it with the concrete column, and using bolts and anchoring plates to enhance the connection, the problem of lack of safe connection in traditional wooden structure columns is solved, and the bending, pulling and seismic performance is improved.
Patent Information
- Application Number
- CN202421679958.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-07-16
- Publication Date
- 2025-07-22
- Estimated Expiration
- 2034-07-16
AI Technical Summary
Traditional wooden structure columns are placed directly on stones or concrete without safe connections, resulting in insufficient seismic resistance.
The wooden structural column is wrapped with steel casing and connected with the concrete column through bolts and anchoring plates. The concrete column is used to transmit reaction force. At the same time, the steel casing and the wooden structural column are fixed with structural glue, supplemented by the support mechanism to enhance stability.
It improves the bending resistance and pulling resistance of wooden structure columns, enhances the connection between wooden structures and concrete columns, protects wooden structure columns from rainwater erosion, and improves seismic performance and stability.
Smart Images
Figure CN223135490U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the field of column base connection, in particular to a column base of a wooden structure column. Background Technique
[0002] In recent years, with the rapid development of China's tourism industry, a large number of antique-style buildings need to be built in scenic areas, and there are also a large number of wooden structures in antique-style buildings. The traditional wooden structure directly places wooden columns on stones or concrete, lacking relevant safety connections. The utility model patent proposes a connection method for the column base of a wooden structure column, which can effectively transfer the bottom reaction force of the wooden structure column, enhance the anti-lateral force resistance of the wooden structure, improve the seismic performance of the wooden structure, and enable the wooden structure to have a higher safety reserve. Content of the Utility Model
[0003] The purpose of the utility model is to provide a column base of a wooden structure column to solve the problem that the traditional wooden structure directly places wooden columns on stones or concrete without relevant safety connections as mentioned in the above background technique.
[0004] To achieve the above purpose, the utility model provides the following technical solution: A column base of a wooden structure column, including a wooden structure column and a concrete foundation. A steel casing is fixedly arranged by wrapping the lower end of the wooden structure column. An anchor plate is fixedly arranged at the lower end of the steel casing. A plurality of stud bolts are fixedly arranged on the outer side of the steel casing, and the stud bolts are evenly and equidistantly fixed on the outer side of the steel casing. A concrete column is cast on the outer side of the steel casing. The stud bolts and the anchor plate can improve the uplift resistance of the wooden structure column and enhance the connection between the wooden structure column and the concrete column. The concrete column is located at the top position of the anchor plate, and the concrete column is used to effectively transfer the bottom reaction force of the wooden structure column. At the same time, the concrete column has a good protection effect, protecting the wooden structure column from rain erosion. The concrete foundation is cast on the outer side of the concrete column, and a support mechanism for assisting in supporting the steel casing is arranged on the outer side of the steel casing.
[0005] Preferably, the support mechanism includes a fixed ring, a first mounting hole, a first screw, an extension block, a support rod, a second mounting hole, and a second screw. The fixed ring is movably sleeved outside the steel sleeve. The first mounting hole is opened on the outside of the fixed ring. There are four first mounting holes, which are arranged equidistantly around the outside of the fixed ring. The first screw is inserted into the first mounting hole through threads. The extension block is fixed on the outside of the fixed ring. The number of extension blocks is the same as that of the first mounting holes and is located at the lower end of the first mounting hole. The support rod is hinge-mounted on one side of the extension block. The second mounting hole is opened at the bottom end of the support rod. The second screw is installed in the second mounting hole through threads. When in use, the fixed ring is sleeved outside the steel sleeve, and then the support rod is rotated so that the support rod is closely attached to the top of the concrete foundation. Then the first screw is rotated, and the position of the fixed ring is fixed by pressing the outside of the steel sleeve through the first screw. Then the second screw passes through the second mounting hole and then penetrates into the concrete foundation, so as to fix the position of the support rod. The support rod is used to assist in supporting the steel sleeve, thereby supporting the wooden structure column and further improving the stability of the wooden structure column.
[0006] Preferably, the space between the steel sleeve and the wooden structure column is sealed with structural adhesive. When in use, the structural adhesive is applied to the outside of the wooden structure column, and then the wooden structure column is inserted into the steel sleeve, and the structural adhesive is used for bonding so that the wooden structure column is fixed inside the steel sleeve, and the steel sleeve is used to improve the bending resistance of the wooden structure column.
[0007] Preferably, the diameter of the concrete column is 300 mm larger than the diameter of the wooden structure column.
[0008] Preferably, the stud is located inside the concrete column, and the vertical spacing of the studs is 100 mm.
[0009] Preferably, the top of the concrete column is 0.200 m above the outdoor ground level.
[0010] Preferably, the distance between the top of the concrete column and the top of the steel sleeve is greater than one-third of the storey height.
[0011] Compared with the prior art, the beneficial effects of the present utility model are as follows:
[0012] 1. When the present utility model is in use, the structural adhesive is applied to the outside of the wooden structure column, and then the wooden structure column is inserted into the steel sleeve, and the structural adhesive is used for bonding so that the wooden structure column is fixed inside the steel sleeve, and the steel sleeve is used to improve the bending resistance of the wooden structure column;
[0013] 2. The studs and the anchor plates of the present utility model can improve the uplift resistance of the wooden structure column and enhance the connection between the wooden structure column and the concrete column;
[0014] 3. The utility model effectively transfers the bottom reaction force of the wooden structure column by using the concrete column. At the same time, the concrete column has a good protective effect to protect the wooden structure column from rain erosion. Description of the Drawings
[0015] Figure 1 It is a schematic diagram of the overall structure of the column foot of a wooden structure column of the utility model;
[0016] Figure 2 It is a top view of the column foot of a wooden structure column of the utility model.
[0017] In the figure: 1. Wooden structure column; 2. Steel casing; 3. Concrete column; 4. Stud; 5. Anchor plate; 6. Concrete foundation; 7. Fixed ring; 8. First screw; 9. Extension block; 10. Support rod; 11. Second screw; 12. First installation hole; 13. Second installation hole. Detailed Implementation Manner
[0018] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments in the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.
[0019] Please refer to Figure 1-2 , the present utility model provides a column foot of a wooden structure column, including a wooden structure column 1 and a concrete foundation 6. The lower end of the wooden structure column 1 is wrapped and fixed with a steel casing 2. The steel casing 2 and the wooden structure column 1 are sealed with structural adhesive. During use, the structural adhesive is applied to the outer side of the wooden structure column 1, and then the wooden structure column 1 is inserted into the inside of the steel casing 2 and bonded with the structural adhesive, so that the wooden structure column 1 is fixed inside the steel casing 2. The steel casing 2 is used to improve the bending resistance of the wooden structure column 1. The lower end of the steel casing 2 is welded and fixed with an anchor plate 5. A plurality of studs 4 are welded and fixed on the outer side of the steel casing 2. The studs 4 are welded and fixed on the outer side of the steel casing 2 evenly and equidistantly. A concrete column 3 is poured on the outer side of the steel casing 2. The studs 4 and the anchor plate 5 can improve the uplift resistance of the wooden structure column 1 and enhance the connection between the wooden structure column 1 and the concrete column 3. The concrete column 3 is located at the top of the anchor plate 5. The concrete column 3 effectively transfers the bottom reaction force of the wooden structure column 1. At the same time, the concrete column 3 has a good protective effect to protect the wooden structure column 1 from rain erosion. The concrete foundation 6 is poured on the outer side of the concrete column 3. There is a support mechanism on the outer side of the steel casing 2 to assist in supporting the steel casing 2.
[0020] The support mechanism includes a fixing ring 7, a first mounting hole 12, a first screw 8, an extension block 9, a support rod 10, a second mounting hole 13 and a second screw 11. The fixing ring 7 is movably sleeved outside the steel sleeve 2. The first mounting hole 12 is opened on the outside of the fixing ring 7. There are four first mounting holes 12, which are arranged equidistantly around the outside of the fixing ring 7. The first screw 8 is inserted into the first mounting hole 12 through threads. The extension block 9 is welded and fixed on the outside of the fixing ring 7. The number of extension blocks 9 is the same as that of the first mounting holes 12 and is located at the lower end of the first mounting hole 12. The support rod 10 is hinge-mounted on one side of the extension block 9. The second mounting hole 13 is opened at the bottom end of the support rod 10. The second screw 11 is installed in the second mounting hole 13 through threads. When in use, the fixing ring 7 is sleeved outside the steel sleeve 2, and then the support rod 10 is rotated so that the support rod 10 is closely attached to the top of the concrete foundation 6. Then the first screw 8 is rotated, and the position of the fixing ring 7 is fixed by pressing the outside of the steel sleeve 2 through the first screw 8. Then the second screw 11 passes through the second mounting hole 13 and then penetrates into the concrete foundation 6, so as to fix the position of the support rod 10. The support rod 10 is used to assist in supporting the steel sleeve 2, thereby supporting the wooden structure column 1 and further improving the stability of the wooden structure column 1.
[0021] The diameter of the concrete column 3 is 300 mm larger than the diameter of the wooden structure column 1.
[0022] The stud 4 is located inside the concrete column 3, and the vertical spacing of the studs 4 is 100 mm.
[0023] The top of the concrete column 3 is 0.200 m above the outdoor ground level.
[0024] The distance between the top of the concrete column 3 and the top of the steel sleeve 2 is greater than one-third of the storey height.
[0025] Construction steps:
[0026] 1. Construct the foundation according to the structural construction drawings, bind the steel bars of the concrete column 3, and install the formwork of the concrete column 3; the top elevation of the concrete column 3 is 0.200 m above the outdoor ground level, the diameter of the concrete column 3 should be 300 mm larger than the diameter of the wooden structure column 1, and the concrete column 3 can be reinforced with the minimum reinforcement ratio; install the anchor plate 5 on the upper part of the steel bars of the concrete foundation 6.
[0027] 2. Weld the studs 4 within the range of L1 at the lower part of the steel sleeve 2, the vertical spacing of the studs 4 is 100 mm, and sleeve the fixing ring 7 outside the steel sleeve 2.
[0028] 3. Connect the steel sleeve 2 and the wooden structure column 1 together and seal them with structural adhesive.
[0029] 4. Install the steel casing 2 and the wooden structure column 1 inside the concrete column 3, connect the steel casing 2 and the anchor plate 5 by welding, pour concrete to complete the construction of the concrete column 3, and finally complete the construction of the concrete foundation 6.
[0030] It should be noted that in this text, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the term "comprising", "including" or any other variant thereof is intended to cover non-exclusive inclusion, so that a process, method, article or device comprising a series of elements not only includes those elements, but also includes other elements not expressly listed, or also includes elements inherent to such process, method, article or device.
[0031] Although the embodiments of the present invention have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.
Claims
1. A column base of a wooden structure column, comprising a wooden structure column (1) and a concrete foundation (6), characterized in that: A steel casing (2) is fixedly wrapped around the lower end of the wooden structure column (1). An anchor plate (5) is fixedly arranged at the lower end of the steel casing (2). A plurality of stud bolts (4) are fixedly arranged on the outer side of the steel casing (2). The stud bolts (4) are evenly and equidistantly fixed on the outer side of the steel casing (2). A concrete column (3) is cast on the outer side of the steel casing (2). The concrete column (3) is located at the top position of the anchor plate (5). A concrete foundation (6) is cast on the outer side of the concrete column (3). A support mechanism for assisting in supporting the steel casing (2) is arranged on the outer side of the steel casing (2).
2. The wooden column base according to claim 1, characterized in that: The support mechanism includes a fixing ring (7), a first mounting hole (12), a first screw rod (8), an extension block (9), a support rod (10), a second mounting hole (13) and a second screw rod (11). The fixing ring (7) is movably sleeved on the outer side of the steel casing (2). The first mounting hole (12) is opened on the outer side of the fixing ring (7). There are four first mounting holes (12), which are arranged around and equidistantly opened on the outer side of the fixing ring (7). The first screw rod (8) is inserted into the first mounting hole (12) through threads. The extension block (9) is fixed on the outer side of the fixing ring (7). The extension block (9) has the same number as the first mounting hole (12) and is located at the lower end of the first mounting hole (12). The support rod (10) is hinge-mounted on one side of the extension block (9). The second mounting hole (13) is opened at the bottom end position of the support rod (10). The second screw rod (11) is installed in the second mounting hole (13) through threads.
3. The wood structure column base according to claim 2, characterized in that: The steel casing (2) and the wooden structure column (1) are sealed with structural adhesive.
4. A column base of a wooden structure column according to claim 3, characterized in that: The diameter of the concrete column (3) is 300 mm larger than the diameter of the wooden structure column (1).
5. A column base of a wooden structure column according to claim 4, characterized in that: The stud bolt 4 is located inside the concrete column (3), and the vertical spacing of the stud bolts (4) is 100 mm.
6. The wood structure column base according to claim 5, characterized in that: The top of the concrete column (3) is 0.200 m above the outdoor ground level.
7. A column base of a wooden structure column according to claim 6, characterized in that: The distance between the top of the concrete column (3) and the top of the steel casing (2) is greater than one-third of the storey height.