CN210086469U - Building seismic mitigation and isolation foundation structure - Google Patents
Building seismic mitigation and isolation foundation structure Download PDFInfo
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- CN210086469U CN210086469U CN201920454888.4U CN201920454888U CN210086469U CN 210086469 U CN210086469 U CN 210086469U CN 201920454888 U CN201920454888 U CN 201920454888U CN 210086469 U CN210086469 U CN 210086469U
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- building
- cross beam
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- foundation structure
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- 238000002955 isolation Methods 0.000 title claims abstract description 31
- 230000000116 mitigating effect Effects 0.000 title description 2
- 230000035939 shock Effects 0.000 claims abstract description 42
- 238000009413 insulation Methods 0.000 claims abstract description 17
- 229910000831 Steel Inorganic materials 0.000 claims description 17
- 239000010959 steel Substances 0.000 claims description 17
- 238000010521 absorption reaction Methods 0.000 claims description 15
- 230000007246 mechanism Effects 0.000 claims description 15
- 238000005096 rolling process Methods 0.000 claims description 12
- 239000000835 fiber Substances 0.000 claims description 3
- 239000011150 reinforced concrete Substances 0.000 claims description 3
- 230000003014 reinforcing effect Effects 0.000 claims description 3
- 238000013016 damping Methods 0.000 abstract description 7
- 238000006073 displacement reaction Methods 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 5
- 230000001174 ascending effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000004073 vulcanization Methods 0.000 description 1
- 230000003313 weakening effect Effects 0.000 description 1
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Abstract
The utility model provides a building subtracts isolation bearing structure, which comprises a ground, a building, upper portion crossbeam and lower beam, building and upper portion crossbeam fixed connection, the fixed shock insulation support that sets up between upper portion crossbeam and the lower beam, press from both sides between lower beam and the ground and establish damping device that resets, damping device resets including a plurality of roller bearings that set up side by side, the subaerial fixed spacing wall that sets up of building both sides, through reset spring fixed connection between two adjacent roller bearings, be located between two roller bearings at both ends and the spacing wall that corresponds both sides, and all be connected through horizontal fixed establishment between the both ends of lower beam and the spacing wall. The utility model discloses guaranteed that whole building subtracts isolation bearing structure has good shock attenuation effect and stability to easy restoration can shake the back from restoring to the throne, can prevent that rubber shock pad from taking place too big horizontal displacement simultaneously, guarantees again simultaneously that isolation bearing structure has sufficient shock insulation shock-absorbing capacity.
Description
Technical Field
The utility model belongs to the technical field of the building engineering technique and specifically relates to a building subtracts shock insulation foundation structure.
Background
Shock insulation is a novel shock-proof form of a building structure, and a shock insulation cushion is arranged at the top of a certain layer of column of a house to prevent the earthquake effect from being transmitted to an upper-layer building, so that the effect of weakening the earthquake on the upper-layer structure is achieved. The structural member has small horizontal rigidity and large vertical rigidity, can bear large horizontal deformation, and can be used as a part of a load-bearing system. The common laminated rubber vibration isolation support is formed by laminating and pressing a steel plate and rubber at high temperature after vulcanization. The existing shock insulation device has poor stability and can not effectively resist shock. In addition, the rubber of the common laminated rubber shock insulation structure easily causes overlarge horizontal displacement of rubber materials under the action of vertical seismic load on the upper part, and then generates larger vertical deformation, so that the building is easily damaged.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a building subtracts isolation foundation structure for solve the above-mentioned problem that exists among the prior art.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a building subtracts isolation foundation structure, includes ground and sets up at subaerial building, still includes upper portion crossbeam and lower beam, the bottom of building with upper portion crossbeam fixed connection, the fixed shock insulation support that sets up between upper portion crossbeam and the lower beam, press from both sides between lower beam and the ground and establish damping device that resets, damping device resets is including a plurality of roller bearings that set up side by side, the subaerial fixed spacing wall that sets up of building both sides, and subaerial correspondence the position of roller bearing sets up the recess, the roller bearing is located subaerial corresponding recess, through reset spring fixed connection between two adjacent roller bearings, be located two at both ends between the roller bearing and the spacing wall that corresponds both sides, and all be connected through horizontal fixed establishment between the both ends of lower beam and the spacing wall.
Furthermore, the isolation bearing comprises an H-shaped steel plate, rubber shock absorption pads are arranged in an upper cavity and a lower cavity of the H-shaped steel plate, the top surface of the upper rubber shock absorption pad is fixedly connected with the upper cross beam, and the bottom surface of the lower rubber shock absorption pad is fixedly connected with the lower cross beam.
Further, a cavity is arranged inside the rubber shock pad, and a buffer spring is horizontally and transversely arranged in the cavity.
Furthermore, the device also comprises a vertical fixing mechanism which is inserted between the lower cross beam and the ground and is used for fixedly connecting the lower cross beam with the ground.
Further, the horizontal fixing mechanism is a steel pull rod; the vertical fixing mechanism is a reinforcing rib.
Furthermore, the upper cross beam and the lower cross beam are both reinforced concrete beams or steel beams.
Further, the outer surface of the H-shaped steel plate is wrapped with a fiber rubber layer.
The utility model discloses a building subtracts isolation foundation structure, when the building meets with the earthquake, isolation bearing can exert shock insulation and absorb seismic energy's effect, furthest reduces the seismic damage of wall body. After an earthquake, the roller can automatically move back to the original position under the action of the return spring, and the building above the roller can be ensured to move back to the original position. In addition, horizontal buffer spring that transversely sets up in the rubber shock pad of isolation bearing, can release the horizontal stress that brings because vertical ascending load that the earthquake action produced, strengthened the horizontal deformability of whole building isolation foundation structure, prevent that rubber shock pad from taking place too big horizontal displacement, and lead to isolation foundation structure to damage, guarantee again simultaneously that whole isolation foundation structure has sufficient isolation shock-absorbing capacity.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural view of a seismic isolation and reduction foundation structure of a building of the present invention;
figure 2 is the utility model discloses a shock insulation support structure schematic diagram.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings of the present invention, and obviously, the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
According to fig. 1-2, the utility model discloses a building subtracts isolation bearing structure, including ground 2 and set up building 1 on ground 2, still include upper portion crossbeam 3 and lower beam 4, above-mentioned upper portion crossbeam 3 and lower beam 4 are reinforced concrete roof beam or girder steel. The bottom of the building 1 is fixedly connected with the upper cross beam 3, a shock insulation support 5 is fixedly arranged between the upper cross beam 3 and the lower cross beam 4, and a reset shock absorption device is clamped between the lower cross beam 4 and the ground 2. The reset damping device comprises a plurality of rolling shafts 7 which are arranged in parallel, limiting walls 6 are fixedly arranged on the ground at two sides of the building 1, and grooves are formed in the positions, corresponding to the rolling shafts 7, on the ground 2, so that the rolling shafts 7 are positioned in the corresponding grooves on the ground 2. The two adjacent rollers 7 are fixedly connected through a return spring 8, and the two rollers 7 at the two ends are connected with the limiting walls 6 at the two corresponding sides, and the two ends of the lower cross beam 4 are connected with the limiting walls 6 through horizontal fixing mechanisms 9.
The shock insulation support 5 comprises an H-shaped steel plate 501, rubber shock absorption pads 502 are arranged in an upper cavity and a lower cavity of the H-shaped steel plate 501, the top surfaces of the upper rubber shock absorption pads 502 are fixedly connected with the upper cross beam 3, and the bottom surfaces of the lower rubber shock absorption pads 502 are fixedly connected with the lower cross beam 4. A cavity is arranged in the rubber shock pad 502, and a buffer spring 503 is horizontally and transversely arranged in the cavity, as shown in fig. 2.
In order to further ensure the stability between the lower cross beam 4 and the ground 2 and thus the stability of the building 1 above the lower cross beam, the vertical fixing mechanism 10 is further included, and the vertical fixing mechanism 10 is inserted between the lower cross beam 4 and the ground 2 and is used for fixedly connecting the lower cross beam 4 and the ground 2. Preferably, the horizontal fixing mechanism 9 is a steel pull rod, which has high strength and high toughness and plays a role in reinforcement; the vertical fixing mechanism 10 is a reinforcing rib. The above-mentioned spacing wall 6, horizontal fixing mechanism 9 and vertical fixing mechanism 10 are all for guaranteeing the stability of the building 1 above.
In the above embodiment, the seismic isolation support 5 is arranged between the upper cross beam 3 and the lower cross beam 4, when the building 1 encounters an earthquake, the seismic isolation support 5 can perform the functions of seismic isolation and seismic energy absorption, and the seismic damage of the building is reduced to the maximum extent. The vertical beams on the two sides of the H-shaped steel plate 501 can also prevent the rubber shock absorption pad 502 from generating overlarge horizontal displacement, and the cross beam in the middle of the rubber shock absorption pad ensures the pressure in the vertical direction. Horizontal buffer spring 503 that sets up in isolation bearing 5's the rubber shock pad, can will reduce some because the horizontal stress release that the extrusion of vertical direction produced, reduce the negative effects that horizontal displacement brought, guaranteed that the shock insulation structure is difficult to be damaged, strengthened the horizontal deformability of whole building shock attenuation isolation foundation structure to and can guarantee the whole normal work of isolation bearing 5, guarantee again simultaneously that whole shock insulation structure has sufficient shock insulation shock-absorbing capacity. In addition, a reset damping device is clamped between the lower cross beam 4 and the ground 2, a rolling shaft 7 of the reset damping device is positioned in a groove on the ground 2, side stress is generated due to the vertical load from bottom to top in an earthquake, the rolling shaft 7 horizontally displaces in the groove, and after the earthquake, the rolling shaft 7 automatically returns to the original position in the groove under the action of a reset spring 8, so that the building 1 above the rolling shaft is ensured to return to the original position. The fiber rubber layer is wrapped on the outer surface of the H-shaped steel plate 501, the friction coefficient is small, and the shearing damage risk caused by the horizontal displacement of the rubber shock pad 502 is reduced.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (7)
1. The utility model provides a building subtracts isolation bearing structure, includes ground and sets up the building on ground, its characterized in that: the building is characterized by further comprising an upper cross beam and a lower cross beam, the bottom of the building is fixedly connected with the upper cross beam, a shock insulation support is fixedly arranged between the upper cross beam and the lower cross beam, a reset shock absorption device is clamped between the lower cross beam and the ground, the reset shock absorption device comprises a plurality of rolling shafts which are arranged side by side, limiting walls are fixedly arranged on the ground of two sides of the building and correspond to the positions of the rolling shafts in a groove, the rolling shafts are located in corresponding grooves on the ground, the rolling shafts are adjacent to each other and are fixedly connected with each other through reset springs, the two ends of the rolling shafts are located between the limiting walls on two sides, and the two ends of the lower cross beam are connected with the limiting walls through horizontal fixing mechanisms.
2. The seismic isolation and reduction foundation structure for buildings as claimed in claim 1, wherein: the shock insulation support comprises an H-shaped steel plate, rubber shock absorption pads are arranged in an upper cavity and a lower cavity of the H-shaped steel plate, the top surface of the upper rubber shock absorption pad is fixedly connected with the upper cross beam, and the bottom surface of the lower rubber shock absorption pad is fixedly connected with the lower cross beam.
3. The seismic isolation and reduction foundation structure for buildings as claimed in claim 2, wherein: a cavity is arranged in the rubber shock pad, and a buffer spring is horizontally and transversely arranged in the cavity.
4. The seismic isolation and reduction foundation structure for buildings as claimed in claim 2 or 3, wherein: the lower beam is fixedly connected with the ground through the vertical fixing mechanism, and the lower beam is fixedly connected with the ground through the vertical fixing mechanism in an inserting mode.
5. The seismic isolation and reduction foundation structure for buildings as claimed in claim 4, wherein: the horizontal fixing mechanism is a steel pull rod; the vertical fixing mechanism is a reinforcing rib.
6. The seismic isolation and reduction foundation structure for buildings as claimed in claim 2, 3 or 5, wherein: and the upper cross beam and the lower cross beam are both reinforced concrete beams or steel beams.
7. The seismic isolation and reduction foundation structure for buildings as claimed in claim 6, wherein: the outer surface of the H-shaped steel plate is wrapped with a fiber rubber layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920454888.4U CN210086469U (en) | 2019-04-04 | 2019-04-04 | Building seismic mitigation and isolation foundation structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920454888.4U CN210086469U (en) | 2019-04-04 | 2019-04-04 | Building seismic mitigation and isolation foundation structure |
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| Publication Number | Publication Date |
|---|---|
| CN210086469U true CN210086469U (en) | 2020-02-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920454888.4U Expired - Fee Related CN210086469U (en) | 2019-04-04 | 2019-04-04 | Building seismic mitigation and isolation foundation structure |
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| CN (1) | CN210086469U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108867883A (en) * | 2018-07-27 | 2018-11-23 | 佛山科学技术学院 | A kind of three-dimensional isolation structure of bilayer shock insulation |
| CN114575483A (en) * | 2022-03-29 | 2022-06-03 | 俞铄南 | Horizontal omnidirectional seismic isolation system for building and building system |
| CN115341673A (en) * | 2022-07-01 | 2022-11-15 | 湖南工业大学 | Cement reclaimed rubber shock insulation support |
| CN118531919A (en) * | 2024-07-22 | 2024-08-23 | 中建八局第四建设有限公司 | A foundation structure for building earthquake resistance |
-
2019
- 2019-04-04 CN CN201920454888.4U patent/CN210086469U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108867883A (en) * | 2018-07-27 | 2018-11-23 | 佛山科学技术学院 | A kind of three-dimensional isolation structure of bilayer shock insulation |
| CN114575483A (en) * | 2022-03-29 | 2022-06-03 | 俞铄南 | Horizontal omnidirectional seismic isolation system for building and building system |
| CN114575483B (en) * | 2022-03-29 | 2023-12-22 | 俞铄南 | Horizontal omnidirectional earthquake isolation system for building and building system |
| CN115341673A (en) * | 2022-07-01 | 2022-11-15 | 湖南工业大学 | Cement reclaimed rubber shock insulation support |
| CN118531919A (en) * | 2024-07-22 | 2024-08-23 | 中建八局第四建设有限公司 | A foundation structure for building earthquake resistance |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200218 Termination date: 20210404 |
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| CF01 | Termination of patent right due to non-payment of annual fee |