CN211596811U - Earthquake-resistant building foundation - Google Patents
Earthquake-resistant building foundation Download PDFInfo
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- CN211596811U CN211596811U CN202020029640.6U CN202020029640U CN211596811U CN 211596811 U CN211596811 U CN 211596811U CN 202020029640 U CN202020029640 U CN 202020029640U CN 211596811 U CN211596811 U CN 211596811U
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Abstract
The utility model discloses an earthquake-resistant building foundation, which has the technical scheme that the earthquake-resistant building foundation comprises a base, wherein an upper base beam and a lower base beam are arranged above the base, an upper steel plate is fixed at the bottom of the upper base beam, a lower steel plate is fixed at the top of the lower base beam, and a damping assembly and a buffering assembly are arranged between the upper steel plate and the lower steel plate; the damping assembly comprises two steel columns, the two steel columns are respectively and fixedly connected with the upper steel plate and the lower steel plate, and five damping springs for reducing longitudinal vibration are fixed between the two steel columns; the buffer assembly comprises two plate springs, the two plate springs are formed by stacking a plurality of spring steels, two ends of each plate spring along the stacking direction are respectively and fixedly connected with the upper steel plate and the lower steel plate, the side walls of the plate springs are fixedly connected with connecting rods, and one ends of the connecting rods, far away from the plate springs, are vertically fixed with the steel columns; when an earthquake occurs, the plate spring and the damping spring are elastically deformed after receiving impact force caused by the earthquake, so that the upper steel plate can generate relative displacement, the earthquake-resistant building foundation is prevented from generating rigid fracture, and the building floors are prevented from collapsing.
Description
Technical Field
The utility model relates to a building structure field, more specifically say, it relates to an earthquake-resistant building foundation.
Background
The building is a general term of buildings and structures, is an artificial environment created by people by using mastered material technical means and applying certain scientific laws, wind and water concepts and aesthetic rules in order to meet the needs of social life, and the building foundation is divided into a natural foundation and an artificial foundation, the foundation which can directly bear the load of the building without being processed is called a natural foundation, and on the contrary, the foundation which needs to be processed by a foundation processing technology is called an artificial foundation; with the improvement of the life of people, many people live in the high-rise buildings, but the existing buildings have poor anti-seismic performance and threaten the living safety of people, so an anti-seismic foundation is needed.
In the prior art, the announcement number is: the patent of CN203795448U discloses a building foundation, this building foundation includes steel bottom plate, steel roof concrete pouring panel, adds muscle composite rubble bed course, reinforced concrete reinforcement and concrete pouring base, steel bottom plate below is provided with adds the compound rubble bed course of muscle, steel bottom plate top is provided with reinforced concrete reinforcement, reinforced concrete reinforcement both sides are provided with concrete pouring base, reinforced concrete reinforcement top is provided with the steel roof, steel roof top is provided with the concrete pouring panel, reinforced concrete reinforcement is inside to be provided with a plurality of reinforcing bars and steel sheet support column.
However, the steel bars and the steel plate supporting columns of the building foundation are fixedly connected with the reinforced concrete reinforcing body, and when an earthquake occurs, the joints of the steel bars and the reinforced concrete reinforcing body and the joints of the steel plate supporting columns and the reinforced concrete reinforcing body are prone to rigid fracture, so that the building foundation is broken, and the building floors collapse.
SUMMERY OF THE UTILITY MODEL
An object of the present invention is to provide an earthquake-resistant building foundation, the earthquake-resistant performance of this earthquake-resistant building foundation is strong, meets with the earthquake after, leaf spring and damping spring take place elastic deformation after receiving the impact force that the earthquake brought to make the relative displacement take place for the steel sheet, avoided this earthquake-resistant building foundation to take place the rigidity and break, take place to collapse in order to prevent the building floor.
The utility model discloses a technical scheme realize like this: an anti-seismic building foundation comprises a base, wherein an upper base beam and a lower base beam are arranged above the base, an upper steel plate is fixed at the bottom of the upper base beam, a lower steel plate is fixed at the top of the lower base beam, and a damping assembly and a buffering assembly are arranged between the upper steel plate and the lower steel plate;
the damping assembly comprises two steel columns, the two steel columns are fixedly connected with the upper steel plate and the lower steel plate respectively, and five damping springs for relieving longitudinal vibration are fixed between the two steel columns;
the buffer assembly comprises two plate springs, the two plate springs are formed by stacking a plurality of spring steels, the two ends of each plate spring in the stacking direction are fixedly connected with the upper steel plate and the lower steel plate respectively, the side wall of each plate spring is fixedly connected with a connecting rod, and one end, far away from each plate spring, of each connecting rod is vertically fixed with the steel column.
By adopting the technical scheme, when an earthquake occurs, the shock waves transmitted by the earthquake can be divided into longitudinal waves and transverse waves, and when the transverse waves are transmitted, the plate springs fixed on the upper steel plate and the lower steel plate are stressed to generate elastic deformation, so that the transverse vibration of the earth crust can be effectively slowed down; when the longitudinal wave is transmitted, the damping spring contracts to further slow down the longitudinal vibration of the earth crust; the plate spring is matched with the damping spring, so that the anti-seismic performance of the foundation is ensured; after an earthquake occurs, the plate spring and the damping spring are elastically deformed after being subjected to impact force caused by the earthquake, so that the upper steel plate can be subjected to relative displacement, the earthquake-resistant building foundation is prevented from being rigidly broken, and the building floors are prevented from collapsing.
As a further improvement of the utility model, the leaf spring both ends are equipped with the fixed plate, it all is equipped with lower steel sheet and places the chamber to go up the steel sheet, it is the setting of T shape to place the chamber opening, the fixed plate both sides are equipped with the screw, the fixed plate is inserted and is located to place the intracavity, the fixed plate is contradicted with placing the intracavity wall.
Through adopting foretell technical scheme, put into the opening of placing the chamber with the fixed plate and place the intracavity, remove the fixed plate to make the fixed plate and the inner wall butt of placing the chamber, twist the bolt in the screw so that the fixed plate respectively with last steel sheet and lower steel sheet fixed connection, in order to realize leaf spring and last steel sheet and leaf spring and the fixed of lower steel sheet.
As a further improvement, the leaf spring lateral wall is fixed with the connecting block, connecting block both sides wall all is equipped with the through-hole, the lateral wall that the leaf spring was kept away from to the connecting block is equipped with the spread groove, spread groove and through-hole intercommunication, the connecting rod is inserted and is located in the spread groove, the one end that the connecting rod is close to the spread groove is equipped with the fixed orifices.
Through adopting foretell technical scheme, insert the connecting rod and locate the spread groove in, pass through-hole and fixed orifices with the bolt from one side of connecting block, wear out from the opposite side of connecting block to realize the fixed of connecting rod and connecting block.
As a further improvement, the junction of the connecting rod and the steel column is provided with a reinforcing rib, which is respectively connected with the connecting rod and the steel column.
Through adopting foretell technical scheme, the stiffening rib respectively with connecting rod and steel column fixed connection to guarantee the joint strength of connecting rod and steel column.
As a further improvement of the utility model, two it is connected with the elastic ring to slide between the steel column, the elastic ring surrounds damping spring.
Through adopting foretell technical scheme, because there is moisture underground, damping spring's shock attenuation effect can receive the influence of moisture, and the elastic ring surrounds damping spring to play waterproof effect.
As a further improvement of the utility model, two the steel column all is fixed with five guide posts, five the guide post all cup joints with damping spring.
Through adopting foretell technical scheme, when taking place vibrations, damping spring inner circle supports tight guide post, can prevent that damping spring from taking place the skew relative steel column.
As a further improvement, go up the inside fixedly connected with multiunit reinforcing bar of foundation beam, reinforcing bar and last steel sheet fixed connection.
Through adopting foretell technical scheme, the setting of reinforcing bar further makes the connection between ground beam and the last steel sheet more firm.
As a further improvement of the utility model, a gravel layer is arranged below the substrate.
By adopting the technical scheme, gaps are formed in the gravel layer, and the energy of earthquake can be consumed by utilizing the gaps among the gravel.
To sum up, the utility model discloses following beneficial effect has:
when an earthquake occurs, shock waves transmitted by the earthquake can be divided into longitudinal waves and transverse waves, and when the transverse waves are transmitted, the plate springs fixed on the upper steel plate and the lower steel plate are stressed to generate elastic deformation, so that the transverse vibration of the earth crust can be effectively slowed down; when the longitudinal wave is transmitted, the damping spring contracts to further slow down the longitudinal vibration of the earth crust; the plate spring is matched with the damping spring, so that the anti-seismic performance of the foundation is ensured; after an earthquake occurs, the wall body is prevented from being rigidly broken after being extruded, and the stability of the building floor is ensured.
Drawings
Fig. 1 is a schematic overall structure diagram of an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a cushion assembly according to an embodiment of the present invention;
FIG. 3 is a partial cross-sectional view of a shock absorbing assembly in an embodiment of the present invention;
fig. 4 is a sectional view of an upper base beam in an embodiment of the present invention.
In the figure: 1. a substrate; 2. a crushed stone layer; 3. a lower base beam; 4. an upper base beam; 41. reinforcing steel bars; 5. a lower steel plate; 6. steel plate feeding; 7. a steel column; 71. a guide post; 72. a damping spring; 73. an elastic ring; 8. a plate spring; 81. a long spring plate; 811. a fixing plate; 812. a screw hole; 82. a short spring plate; 821. connecting blocks; 822. a through hole; 823. connecting grooves; 824. a fixing hole; 9. a placement chamber; 10. a connecting rod; 101. reinforcing ribs; 11. a rubber layer.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1, the earthquake-resistant building foundation comprises a substrate 1, wherein a gravel layer 2 is arranged below the substrate 1, and gaps are formed in the gravel layer 2, so that earthquake energy can be consumed by utilizing the gaps between the gravel, and a drainage effect is achieved. The basic unit top level is fixed with base beam 3 down, and base beam 4 is gone up to base beam 3 top level down and is provided with, goes up the wall body fixed connection of base beam 4 and top, and goes up base beam 4 and base beam 3 down and be relative setting. In this embodiment, the upper base beam 4 and the lower base beam 3 may be designed according to the design of the ground building and the direction of the wall body.
The top of 3 base girders is equipped with down steel sheet 5 down, and 5 cross sections of lower steel sheet are the U-shaped, and the opening of lower steel sheet 5 is down, and the inner wall of lower steel sheet 5 all contradicts with the outer wall of 3 base girders down, in this embodiment, for the joint strength who guarantees 5 steel sheet and 3 base girders down, consequently, 5 steel sheets are connected through the mode of pouring with 3 base girders down.
As shown in fig. 1 and 4, go up 4 fixed being equipped with steel sheet 6 in bottom of foundation beam, go up 5 settings of steel sheet 6 relative down, go up 6 cross sections of steel sheet and be the U-shaped, and the inner wall of lower steel sheet 5 all contradicts with the outer wall of last foundation beam 4, go up the inside fixedly connected with multiunit reinforcing bar 41 of foundation beam 4, reinforcing bar 41's both ends respectively with the welding of the relative both sides wall of last steel sheet 6, and multiunit reinforcing bar 41 is arranged along the length direction equidistance of last steel sheet 6. In this embodiment, after the reinforcing steel bar 41 is welded to the upper steel plate 6, the upper steel plate 6 and the upper base beam 4 are fixedly connected by casting.
As shown in fig. 1 and 3, a damping assembly and a buffering assembly are arranged between the upper steel plate 6 and the lower steel plate 5, the damping assembly includes two steel columns 7, one of the steel columns 7 is fixedly connected with the upper steel plate 6, the other steel column 7 is fixedly connected with the lower steel plate 5, end faces of the two steel columns 7 are opposite, and central axes of the two steel columns are coincident. The end faces of the two steel columns 7 are provided with five guide columns 71, the guide columns 71 are arranged around the edges of the steel columns 7 at equal intervals, and the positions of the guide columns 71 of the two steel columns 7 correspond to each other. Five damping springs 72 are arranged between the end faces of the two steel columns 7, one end of each damping spring 72 is fixedly connected with the steel column 7 positioned on the upper steel plate 6, and the other end of each damping spring 72 is fixedly connected with the steel column 7 positioned on the lower steel plate 5; one end of the damping spring 72 is sleeved with the guide post 71 positioned on the upper steel plate 6, and the other end is sleeved with the guide post 71 positioned on the lower steel plate 5. An elastic ring 73 is arranged between the two steel columns 7, the elastic ring 73 is in a square cylinder shape, one end face of the elastic ring 73 is fixedly connected with the steel column 7 located on the upper steel plate 6, the other end face of the elastic ring 73 is fixedly connected with the steel column 7 located on the lower steel plate 5, and the elastic ring 73 surrounds the damping spring 72. Due to the moisture existing underground, the damping effect of the damping spring 72 is affected by the moisture, and the elastic ring 73 surrounds the damping spring 72 to play a role of water proofing.
As shown in fig. 1 and 3, the damping assembly includes two leaf springs 8, the two leaf springs 8 are oppositely disposed on two sides of the steel column 7, and the openings of the leaf springs 8 face outwards relative to the steel column 7. The plate spring 8 comprises a long spring plate 818, a short spring plate 828 and a plurality of middle spring plates which are arranged between the long spring plate 818 and the short spring plate 828 and have different lengths, and the long spring plate 818 is fixedly connected with the short spring plate 828. Fixing plates 811 are fixed at both ends of the long spring plate 818 along the stacking direction of the plate springs 8, the fixing plates 811 are arranged in a T shape, and screw holes 91 are formed in the extending edges of the fixing plates 812; go up steel sheet 6 and lower steel sheet 5 and all be equipped with and place chamber 9, place the opening in chamber 9 and set up for being T shape, and place the opening width and the fixed plate 811 phase-match in chamber 9.
Put into the opening of placing chamber 9 with fixed plate 811 and place the chamber 9 in, remove fixed plate 811 to make fixed plate 811 and the inner wall butt of placing chamber 9, screw in the screw 91 the bolt so that the fixed plate 811 at long spring plate 818 both ends respectively with last steel sheet 6 and lower steel sheet 5 fixed connection, in order to realize leaf spring 8 and last steel sheet 6 and leaf spring 8 and lower steel sheet 5 fixed.
The end face of the short spring plate 828 is fixed with a rectangular connecting block 821, through holes 822 are formed in the upper side wall and the lower side wall of the connecting block 821, a connecting groove 823 is formed in the side wall, far away from the short spring plate 828, of the connecting block 821, and the connecting groove 823 is communicated with the through holes 822. A connecting rod 10 is arranged between the connecting block 821 and the steel column 7 of the lower steel plate 5, one end of the connecting rod 10 is inserted into the connecting groove 823, and a fixing hole 824 is arranged at one end, close to the connecting groove 823, of the connecting rod 10. The bolt passes through the through hole 822 and the fixing hole 824 from one side of the connecting block 821 and penetrates out from the other side of the connecting block 821 to fix the connecting rod 10 to the connecting block 821. One end of the connecting rod 10, which is far away from the connecting block 821, is fixedly connected with the steel column 7 on the lower steel plate 5, a reinforcing rib 101 is arranged at the joint of the connecting rod 10 and the steel column 7, and the reinforcing rib 101 is fixedly connected with the connecting rod 10 and the steel column 7 respectively to ensure the connection strength of the connecting rod 10 and the steel column 7.
As shown in fig. 1 and 3, a rubber layer 11 is arranged between the upper steel plate 6 and the lower steel plate 5, two sides of the rubber layer 11 are fixedly connected with the upper steel plate 6 and the lower steel plate 5 respectively, and the rubber layer 11 further supports the upper base beam 4 and the wall body so as to reduce the acting force of the wall body on the damping spring 72.
The principle of the embodiment: when an earthquake occurs, shock waves transmitted by the earthquake can be divided into longitudinal waves and transverse waves, and when the transverse waves are transmitted, the plate springs 8 fixed on the upper steel plate 6 and the lower steel plate 5 are stressed to generate elastic deformation, so that the transverse vibration of the earth crust can be effectively slowed down; when the longitudinal wave is transmitted, the damping spring 72 contracts to further slow down the longitudinal vibration of the earth crust; the plate spring 8 is matched with the damping spring 72, so that the anti-seismic performance of the foundation is ensured; after an earthquake occurs, the plate spring 8 and the damping spring 72 are elastically deformed under the impact force caused by the earthquake, so that the upper steel plate 6 can be relatively displaced, and the earthquake-resistant building foundation is prevented from being rigidly broken to prevent the building floors from collapsing.
The above embodiments are merely illustrative of the present invention, and are not intended to limit the present invention, and those skilled in the art can make modifications of the present embodiments without inventive contribution as required after reading the present specification, but all the embodiments are protected by patent law within the scope of the present invention.
Claims (8)
1. An earthquake-resistant building foundation comprising a base (1), characterized in that: an upper base beam (4) and a lower base beam (3) are arranged above the substrate (1), an upper steel plate (6) is fixed at the bottom of the upper base beam (4), a lower steel plate (5) is fixed at the top of the lower base beam (3), and a damping assembly and a buffering assembly are arranged between the upper steel plate (6) and the lower steel plate (5);
the damping assembly comprises two steel columns (7), the two steel columns (7) are respectively and fixedly connected with the upper steel plate (6) and the lower steel plate (5), and five damping springs (72) for relieving longitudinal vibration are fixed between the two steel columns (7);
the buffer assembly comprises two plate springs (8), the two plate springs (8) are formed by stacking a plurality of spring steels, the two ends of each plate spring (8) in the stacking direction are fixedly connected with the upper steel plate (6) and the lower steel plate (5) respectively, the side wall of each plate spring (8) is fixedly connected with a connecting rod (10), and one end, far away from each plate spring (8), of each connecting rod (10) is vertically fixed with the steel column (7).
2. An earthquake-resistant building foundation as defined in claim 1, wherein: leaf spring (8) both ends are equipped with fixed plate (811), it all is equipped with lower steel sheet (5) and places chamber (9) to go up steel sheet (6), it is the setting of T shape to place chamber (9) opening, fixed plate (811) both sides are equipped with screw (812), fixed plate (811) are inserted and are located and place chamber (9) in, fixed plate (811) contradict with placing chamber (9) inner wall.
3. An earthquake-resistant building foundation as defined in claim 1, wherein: leaf spring (8) lateral wall is fixed with connecting block (821), connecting block (821) both sides wall all is equipped with through-hole (822), the lateral wall that leaf spring (8) were kept away from in connecting block (821) is equipped with connecting groove (823), connecting groove (823) and through-hole (822) intercommunication, connecting rod (10) are inserted and are located in connecting groove (823), the one end that connecting rod (10) are close to connecting groove (823) is equipped with fixed orifices (824).
4. An earthquake-resistant building foundation as defined in claim 1, wherein: and reinforcing ribs (101) are arranged at the connecting parts of the connecting rods (10) and the steel columns (7), and the reinforcing ribs (101) are respectively and fixedly connected with the connecting rods (10) and the steel columns (7).
5. An earthquake-resistant building foundation as defined in claim 1, wherein: an elastic ring (73) is connected between the two steel columns (7) in a sliding mode, and the elastic ring (73) surrounds the damping spring (72).
6. An earthquake-resistant building foundation as defined in claim 1, wherein: five guide columns (71) are fixed on the two steel columns (7), and the five guide columns (71) are sleeved with damping springs (72).
7. An earthquake-resistant building foundation as defined in claim 1, wherein: go up base girder (4) inside fixedly connected with multiunit reinforcing bar (41), reinforcing bar (41) and last steel sheet (6) fixed connection.
8. An earthquake-resistant building foundation as defined in claim 1, wherein: a crushed stone layer (2) is arranged below the substrate (1).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020029640.6U CN211596811U (en) | 2020-01-07 | 2020-01-07 | Earthquake-resistant building foundation |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020029640.6U CN211596811U (en) | 2020-01-07 | 2020-01-07 | Earthquake-resistant building foundation |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114411793A (en) * | 2022-02-21 | 2022-04-29 | 日照海洋文旅建设发展有限公司 | Anti-seismic foundation for pseudo-classic architecture |
| CN115387377A (en) * | 2022-08-23 | 2022-11-25 | 南通金泉建筑科技有限公司 | Building construction damping device based on flexure mechanism |
| CN115596108A (en) * | 2022-09-20 | 2023-01-13 | 日照市建筑设计研究院有限公司（Cn） | Building earthquake-resistant structure |
| CN118187519A (en) * | 2024-05-20 | 2024-06-14 | 蒲正建设集团有限公司 | Steel column foot reinforced structure |
-
2020
- 2020-01-07 CN CN202020029640.6U patent/CN211596811U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114411793A (en) * | 2022-02-21 | 2022-04-29 | 日照海洋文旅建设发展有限公司 | Anti-seismic foundation for pseudo-classic architecture |
| CN114411793B (en) * | 2022-02-21 | 2024-04-26 | 日照海洋文旅建设发展有限公司 | Antique building is with antidetonation ground |
| CN115387377A (en) * | 2022-08-23 | 2022-11-25 | 南通金泉建筑科技有限公司 | Building construction damping device based on flexure mechanism |
| CN115387377B (en) * | 2022-08-23 | 2024-03-15 | 唐山市易新装配式住宅有限责任公司 | Building construction damping device based on flexing mechanism |
| CN115596108A (en) * | 2022-09-20 | 2023-01-13 | 日照市建筑设计研究院有限公司（Cn） | Building earthquake-resistant structure |
| CN118187519A (en) * | 2024-05-20 | 2024-06-14 | 蒲正建设集团有限公司 | Steel column foot reinforced structure |
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