CN110847409A - Three-dimensional vibration isolation structure of subway upper cover building - Google Patents
Three-dimensional vibration isolation structure of subway upper cover building Download PDFInfo
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- CN110847409A CN110847409A CN201911258572.9A CN201911258572A CN110847409A CN 110847409 A CN110847409 A CN 110847409A CN 201911258572 A CN201911258572 A CN 201911258572A CN 110847409 A CN110847409 A CN 110847409A
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- 238000002955 isolation Methods 0.000 title claims abstract description 49
- 238000013016 damping Methods 0.000 claims abstract description 30
- 230000000712 assembly Effects 0.000 claims abstract description 10
- 238000000429 assembly Methods 0.000 claims abstract description 10
- 238000007789 sealing Methods 0.000 claims description 32
- 229910000831 Steel Inorganic materials 0.000 claims description 31
- 239000010959 steel Substances 0.000 claims description 31
- 238000009434 installation Methods 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims 1
- 230000035939 shock Effects 0.000 description 8
- 230000009471 action Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000021715 photosynthesis, light harvesting Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/92—Protection against other undesired influences or dangers
- E04B1/98—Protection against other undesired influences or dangers against vibrations or shocks; against mechanical destruction, e.g. by air-raids
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H9/00—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate
- E04H9/02—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate withstanding earthquake or sinking of ground
- E04H9/021—Bearing, supporting or connecting constructions specially adapted for such buildings
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H9/00—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate
- E04H9/02—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate withstanding earthquake or sinking of ground
- E04H9/025—Structures with concrete columns
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- Engineering & Computer Science (AREA)
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- Environmental & Geological Engineering (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Buildings Adapted To Withstand Abnormal External Influences (AREA)
- Vibration Prevention Devices (AREA)
Abstract
The invention provides a three-dimensional vibration isolation structure of a subway upper cover building, which aims to solve the technical problem that the existing vibration isolation measure is single in the prior art; the subway structure comprises a base, a structural column, a rubber vibration isolation assembly and a plurality of damping assemblies, wherein the base is arranged above a subway structure, and an accommodating cavity is formed in the upper opening of the base; the structural column is movably arranged in the accommodating cavity through the rubber vibration isolation assembly and the damping assembly, and the rubber vibration isolation assembly is arranged between the bottom of the accommodating cavity and the lower end of the structural column and used for reducing vibration applied to the lower end of the structural column; the damping assemblies are arranged between the inner side wall of the accommodating cavity and the side face of the structural column along the circumferential direction of the structural column and used for reducing vibration of the side face of the structural column.
Description
Technical Field
The invention relates to the field of buildings, in particular to a three-dimensional vibration isolation structure of a subway upper cover building.
Background
Along with the continuous growth of urban scale and urban population, urban rail transit in China also enters a high-speed development stage, subways are rapidly raised in various big cities due to the characteristics of safety, rapidness, comfort, punctuality, large conveying capacity and the like, and the development of the property of the upper cover of the subways can realize the full, efficient and intensive utilization of land resources, improve the social and economic benefits and the living quality of residents and is beneficial to the sustainable development of the cities. However, the design of the subway upper cover building needs to consider the influence of earthquake action to ensure the safety performance of the upper cover building under the earthquake action, and meanwhile, the vibration generated by the operation of a subway train can be transmitted to the upper building through the foundation of the building to cause the vibration of the building structure, even secondary noise is generated inside the structure, so that great influence is generated on the work and life of people in the building, and therefore vibration isolation (shock) measures are necessary to meet the safety and comfort of the subway upper cover building. At present, the existing vibration isolation (shock) measures are generally only single earthquake isolation action or subway vibration isolation, the considered vibration isolation (shock) direction is also only single horizontal or vertical vibration isolation (shock), the subway vibration isolation (weak shock), the earthquake isolation action (strong shock) and the three-dimensional vibration isolation (shock) are not organically combined, and the vibration isolation (shock) of the subway upper cover building cannot be effectively realized.
Disclosure of Invention
The invention provides a three-dimensional vibration isolation structure of a subway upper cover building, which aims to solve the technical problem that the existing vibration isolation measure is single in the prior art.
The scheme for solving the technical problems is as follows: a three-dimensional vibration isolation structure of a subway upper cover building comprises a base, a structural column, a rubber vibration isolation assembly and a plurality of damping assemblies, wherein the base is arranged above a subway structure, the upper part of the base is provided with an opening, and an accommodating cavity is formed in the base; the structural column is movably arranged in the accommodating cavity through the rubber vibration isolation assembly and the damping assembly, and the rubber vibration isolation assembly is arranged between the bottom of the accommodating cavity and the lower end of the structural column and used for reducing vibration applied to the lower end of the structural column; the damping assemblies are arranged between the inner side wall of the accommodating cavity and the side face of the structural column along the circumferential direction of the structural column and used for reducing vibration of the side face of the structural column.
According to the three-dimensional vibration isolation structure of the subway upper cover building, the base is arranged above the subway structure, the rubber vibration isolation assembly is arranged between the bottom of the accommodating cavity and the lower end of the structural column, vibration received by the lower end of the structural column is reduced through the rubber vibration isolation assembly, subway vibration can be effectively isolated, the damping assembly is arranged between the inner side wall of the accommodating cavity and the side face of the structural column along the circumferential direction of the structural column, vibration received by the side face of the structural column is reduced through the damping assembly, earthquake vibration can be effectively isolated, and therefore the three-dimensional vibration isolation effect is achieved.
The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical solutions of the present invention more clearly understood and to implement them in accordance with the contents of the description, the following detailed description is given with reference to the preferred embodiments of the present invention and the accompanying drawings. The detailed description of the present invention is given in detail by the following examples and the accompanying drawings.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without limiting the invention. In the drawings:
fig. 1 is a schematic structural view of a three-dimensional vibration isolation structure of a subway upper cover building according to an embodiment of the present invention;
FIG. 2 is a schematic cross-sectional view taken along line A-A of FIG. 1;
FIG. 3 is a schematic cross-sectional view taken along line B-B of FIG. 1;
FIG. 4 is a schematic structural diagram of a damping assembly in an embodiment of the present invention;
FIG. 5 is a schematic structural diagram of a vertical rubber block in an embodiment of the present invention;
FIG. 6 is a schematic structural diagram of an oblique rubber combination block according to an embodiment of the present invention.
Detailed Description
The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the invention. The invention is described in more detail in the following paragraphs by way of example with reference to the accompanying drawings. Advantages and features of the present invention will become apparent from the following description and from the claims. It is to be noted that the drawings are in a very simplified form and are not to precise scale, which is merely for the purpose of facilitating and distinctly claiming the embodiments of the present invention.
As shown in fig. 1 to 3, the present invention provides a three-dimensional vibration isolation structure for a subway roof building, which comprises a base 1, a structural column 2, a rubber vibration isolation assembly 3 and a plurality of damping assemblies 4.
The base 1 is arranged above the subway structure, the upper part of the base is opened, and an accommodating cavity 1a is formed in the base; specifically, the accommodating cavity 1a has a bottom 11 and an inner sidewall 12, wherein the bottom 11 includes a horizontal bottom wall 111 and an inclined bottom wall 112, the inclined bottom wall 112 is disposed around the horizontal bottom wall 111 and is inclined, and the inner sidewall 12 is disposed on the upper side of the inclined bottom wall 112.
The structure post 2 is movably installed in the accommodating cavity 1a through the rubber vibration isolation component 3 and the plurality of damping components 4, the lower end of the structure post 2 comprises a horizontal end face 21 and an inclined end face 22 formed on the horizontal end face 21, the horizontal end face 21 is arranged opposite to the horizontal bottom wall 111, and the inclined end face 22 is arranged opposite to the inclined bottom wall 112.
As shown in fig. 1, 5 and 6, the rubber vibration isolation assembly 3 includes a vertical rubber combination block 31 and an oblique rubber combination block 32, the vertical rubber combination block 31 is installed between the horizontal end surface 21 and the horizontal bottom wall 111, the oblique rubber combination block 32 is installed between the oblique end surface 22 and the oblique bottom wall 112, the vertical rubber combination block 31 can achieve an effective vertical vibration damping effect, the oblique rubber combination block 32 can achieve an effective horizontal vibration damping effect, and in the specific installation and debugging process, the oblique rubber combination block 32 can be set according to the building layout and the bearing, so as to meet the vibration damping requirements under different conditions.
In this embodiment, in order to achieve a better vibration damping and energy dissipation effect of the vertical rubber combination block 31 and ensure that the vertical rubber combination block 31 has sufficient bearing capacity, the vertical rubber combination block 31 is composed of a laminated structure, the vertical rubber combination block 31 includes a first upper sealing plate 311, a first lower sealing plate 312, a plurality of first rubber layers 313 and a plurality of first steel plate layers 312, the upper end of the first upper sealing plate 311 is connected to the horizontal end surface 21, the lower end of the first lower sealing plate 312 is connected to the horizontal bottom wall 111, and the plurality of first rubber layers 313 and the plurality of first steel plate layers 312 are sequentially laminated between the first upper sealing plate 311 and the first lower sealing plate 312 at intervals; the first upper sealing plate 311 and the first lower sealing plate 312 are both made of steel structures and are connected with the structural columns and the base through pre-buried riveting bolts; similarly, the oblique rubber combination block 32 includes the second upper sealing plate 321, the second lower sealing plate 322, a plurality of second rubber layers 323 and a plurality of second steel deck 324, the upper end of the second upper sealing plate 321 is connected to the oblique end surface 22, the lower end of the second lower sealing plate 322 is connected to the oblique bottom wall 112, the plurality of second rubber layers 323 and the plurality of second steel deck 324 are stacked on the second upper sealing plate 321 and the second lower sealing plate 322 at intervals in sequence, the second upper sealing plate 321 and the second lower sealing plate 322 also adopt a steel structure, and are connected with the structural column and the base by the embedded rivet bolt.
The thickness and the number of layers of the first rubber layer 313 and the first steel plate layer 312 can be designed according to actual vibration reduction requirements, and similarly, the thickness and the number of layers of the second rubber layer 323 and the second steel plate layer 324 can also be designed according to actual vibration reduction requirements, so that vertical and horizontal effective distribution of vibration isolation effects is realized.
In this embodiment, the cross section of structural column 2 is square structure, and the number of damping subassembly 4 is four, and four damping subassemblies 4 are installed in four sides of structural column 2 at even interval, and the structure of slant rubber combination piece also is 4, and in other embodiments, the cross section of structural column 2 still can be other polygons, and the damping subassembly that corresponds and the number of slant rubber combination piece also can be adjusted according to actual conditions.
As shown in fig. 2 and 4, each damping assembly 4 includes a viscous damper 41, a steel spring 42, a first connecting member 43 and a second connecting member 44, the first connecting member 43 and the second connecting member 44 are respectively mounted at two ends of the viscous damper 41, the steel spring 42 is sleeved outside the viscous damper 41, and two ends of the steel spring are respectively connected to the first connecting member 43 and the second connecting member 44, the viscous damper 41 is placed in the steel spring 42, so as to effectively prevent the instability of the steel spring, a first spherical hinge portion 431 is formed at a side of the first connecting member 43 away from the viscous damper 41, a second spherical hinge portion 441 is formed at a side of the second connecting member 44 away from the viscous damper 41, the first spherical hinge portion 431 is rotatably connected to a side surface of the structural column 2, and the second spherical hinge portion 441 is rotatably connected to the inner sidewall 12 of the accommodating cavity 1 a.
Specifically, in order to enhance the side strength of the structural column and protect the structural column 2 from being damaged when being pulled, the outer side wall of the structural column 2 is provided with the steel plates 5 along the circumferential direction thereof, the cross section of the structural column 2 is of a square structure, the number of the steel plates 5 is four, one side of each steel plate 5 corresponding to the damping component 41 is provided with the first mounting seat 45, the inner side wall 12 of the accommodating cavity 1a is provided with the second mounting seat 46 corresponding to the first mounting seat 45, the first spherical hinge part 431 is movably hinged to the first mounting seat 45, and the second spherical hinge part 441 is movably hinged to the second mounting seat 46; wherein, first mount pad 45 and steel sheet 5 are connected through pre-buried riveting, viscous damper 41 and steel spring 42's both ends adopt spherical hinge structure respectively with first mount pad 45 and second mount pad 46 two-way articulated, can realize the lateral sliding motion between first mount pad 45 and the second mount pad 46, can guarantee the vertical direction relative displacement and the corner of structure post 2, when vertical direction vibration was too big, the self-adaptation characteristic of spherical hinge structure can make viscous damper 41 and steel spring 42 present certain inclination, can effectively realize the two-way power consumption of horizontal direction and vertical direction.
Specifically, the viscous damper 41 includes a sleeve 411, a guide rod 412 and a piston 413, one end of the sleeve 411 is open and the other end is closed, the guide rod 412 is movably inserted into the open end of the sleeve 411, a damping medium 414 is filled in the sleeve 411, the piston 413 is movably installed in the sleeve 411, and one end of the guide rod 412 is movably inserted into the open end of the sleeve 411 and is fixedly connected with the piston 413.
In order to effectively isolate the external environment and simultaneously adapt to the deformation between the structural column 2 and the base 1, a flexible cover plate 6 is installed at the opening at the upper end of the base 1.
The pre-embedded rivet bolt connection mentioned in this embodiment is to pre-embed the rivet bolt into the structural column or the base, and then weld the components such as the first upper sealing plate 311, the first lower sealing plate 312, the second upper sealing plate 321, the second lower sealing plate 322, the first mounting seat 45, and the like to the pre-reserved end of the rivet bolt.
In the three-dimensional vibration isolation structure for the upper cover building of the subway provided by the embodiment, the vertical rubber combination blocks 31 mainly dissipate energy of vertical motion, the inclined rubber combination blocks 32 can dissipate energy of horizontal motion and vertical motion at the same time, and horizontal and vertical influences of subway vibration on the upper cover building can be eliminated by the measures, so that the upper cover building meets the requirement of comfort level; the viscous damper and the steel spring can provide higher rigidity and energy consumption, and limit the structural column to generate larger displacement, so that the safety of the upper cover building under the action of an earthquake is ensured; when the subway below runs to generate vibration and transmit the vibration to the base, the subway vibration can be effectively isolated through the three-dimensional vibration isolation structure; under the action of an earthquake, the vertical and oblique rubber blocks are not enough to completely dissipate the energy due to large generated vibration, and the viscous damper and the steel spring can be used as a supplementary vibration-damping energy-consuming device to realize effective vibration absorption.
The foregoing is merely a preferred embodiment of the invention and is not intended to limit the invention in any manner; those skilled in the art can readily practice the invention as shown and described in the drawings and detailed description herein; however, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the scope of the invention as defined by the appended claims; meanwhile, any changes, modifications, and evolutions of the equivalent changes of the above embodiments according to the actual techniques of the present invention are still within the protection scope of the technical solution of the present invention.
Claims (9)
1. The three-dimensional vibration isolation structure of the subway upper cover building is characterized by comprising a base, a structural column, a rubber vibration isolation assembly and a plurality of damping assemblies, wherein the base is arranged above the subway structure, and an accommodating cavity is formed in the opening at the upper part of the base; the structural column is movably arranged in the accommodating cavity through the rubber vibration isolation assembly and the plurality of damping assemblies, and the rubber vibration isolation assembly is arranged between the bottom of the accommodating cavity and the lower end of the structural column and used for reducing vibration applied to the lower end of the structural column; the damping assemblies are arranged between the inner side wall of the accommodating cavity and the side face of the structural column along the circumferential direction of the structural column and used for reducing vibration of the side face of the structural column.
2. The three-dimensional vibration isolation structure of a subway upper cover building as claimed in claim 1, wherein said accommodating cavity has a bottom and an inner side wall, said bottom has a horizontal bottom wall and an inclined bottom wall which is positioned around said horizontal bottom wall and is arranged obliquely; the lower end of the structural column is movably arranged in the accommodating cavity and comprises a horizontal end face and inclined end faces positioned around the horizontal end face, the horizontal end face is opposite to the horizontal bottom wall, and the inclined end faces are opposite to the inclined bottom wall; the inner side wall is located on the upper side of the inclined bottom wall, the rubber vibration isolation assembly comprises a vertical rubber combination block and an inclined rubber combination block, the vertical rubber combination block is installed between the horizontal end face and the horizontal bottom wall, and the inclined rubber combination block is installed between the inclined end face and the inclined bottom wall.
3. The three-dimensional vibration isolation structure of a subway upper cover building as claimed in claim 1, wherein each damping assembly includes a viscous damper, a steel spring, a first connecting member and a second connecting member, the first connecting member and the second connecting member are respectively installed at two ends of the viscous damper, the steel spring is sleeved outside the viscous damper, two ends of the steel spring are respectively connected to the first connecting member and the second connecting member, a first spherical hinge portion is formed at one side of the first connecting member away from the viscous damper, a second spherical hinge portion is formed at one side of the second connecting member away from the viscous damper, the first spherical hinge portion is rotatably connected to the side surface of the structural column, and the second spherical hinge portion is rotatably connected to the inner side wall of the accommodating cavity.
4. The three-dimensional vibration isolation structure of a subway upper cover building as claimed in claim 3, wherein a steel plate is installed on the outer side wall of said structural column along the circumferential direction thereof, a first installation seat is installed on one side of said steel plate corresponding to said damping assembly, a second installation seat is installed on the inner side wall of said accommodating cavity corresponding to said first installation seat, said first spherical hinge portion is movably hinged to said first installation seat, and said second spherical hinge portion is movably hinged to said second installation seat.
5. A three-dimensional vibration isolation structure of a subway upper cover building as claimed in claim 3, wherein said viscous damper comprises a sleeve, a guide rod and a piston, one end of said sleeve is open and the other end is closed, said guide rod is movably inserted into said open end of said sleeve, said sleeve is filled with damping medium, said piston is movably mounted in said sleeve, and one end of said guide rod is movably inserted into said open end of said sleeve and fixedly connected with said piston.
6. The three-dimensional vibration isolation structure of a subway upper cover building as claimed in claim 4, wherein said structural column has a square cross section, said number of said damping assemblies is four, said four damping assemblies are uniformly spaced and mounted on four sides of said structural column, and said number of said steel plates is also four.
7. The three-dimensional vibration isolation structure of a subway upper cover building as claimed in claim 2, wherein a flexible cover plate is installed at an opening of an upper end of said base.
8. The three-dimensional vibration isolation structure of a subway upper cover building as claimed in claim 2, wherein said vertical rubber composition block comprises a first upper sealing plate, a first lower sealing plate, a plurality of first rubber layers and a plurality of first steel plate layers, an upper end of said first upper sealing plate is connected to said horizontal end surface, a lower end of said first lower sealing plate is connected to said horizontal bottom wall, and a plurality of said first rubber layers and a plurality of said first steel plate layers are sequentially laminated at intervals between said first upper sealing plate and said first lower sealing plate.
9. The three-dimensional vibration isolation structure of a subway upper cover building as claimed in claim 2, wherein said oblique rubber combination block comprises a second upper sealing plate, a second lower sealing plate, a plurality of second rubber layers and a plurality of second steel plate layers, the upper end of said second upper sealing plate is connected to said oblique end surface, the lower end of said second lower sealing plate is connected to said oblique bottom wall, and a plurality of said second rubber layers and a plurality of said second steel plate layers are sequentially laminated at intervals between said second upper sealing plate and said second lower sealing plate.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911258572.9A CN110847409B (en) | 2019-12-10 | 2019-12-10 | Three-dimensional vibration isolation structure of subway upper cover building |
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| CN201911258572.9A CN110847409B (en) | 2019-12-10 | 2019-12-10 | Three-dimensional vibration isolation structure of subway upper cover building |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111139875A (en) * | 2020-03-18 | 2020-05-12 | 沈阳建筑大学 | Assembled rotary hexagonal body combined vibration isolation device |
| CN111456219A (en) * | 2020-03-27 | 2020-07-28 | 广州大学 | Damping corridor of bent lever type double-tower high-rise building |
| CN112240062A (en) * | 2020-09-15 | 2021-01-19 | 江苏科技大学 | Three-dimensional shock insulation structure system |
| CN112252504A (en) * | 2020-09-04 | 2021-01-22 | 同济大学 | Compound friction pendulum isolation bearing based on cylinder principle |
| CN112627375A (en) * | 2020-11-24 | 2021-04-09 | 中国核电工程有限公司 | Shock isolation device and shock isolation system |
| CN113152708A (en) * | 2021-02-10 | 2021-07-23 | 国机集团科学技术研究院有限公司 | Vibration and earthquake double-control strategy mainly based on horizontal vibration resistance |
| CN113463788A (en) * | 2021-07-22 | 2021-10-01 | 青岛腾远设计事务所有限公司 | Shock insulation and absorption device for high-rise building |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111139875A (en) * | 2020-03-18 | 2020-05-12 | 沈阳建筑大学 | Assembled rotary hexagonal body combined vibration isolation device |
| CN111456219A (en) * | 2020-03-27 | 2020-07-28 | 广州大学 | Damping corridor of bent lever type double-tower high-rise building |
| CN111456219B (en) * | 2020-03-27 | 2021-09-24 | 广州大学 | Damping corridor of bent lever type double-tower high-rise building |
| CN112252504A (en) * | 2020-09-04 | 2021-01-22 | 同济大学 | Compound friction pendulum isolation bearing based on cylinder principle |
| CN112252504B (en) * | 2020-09-04 | 2022-03-25 | 同济大学 | Compound friction pendulum isolation bearing based on cylinder principle |
| CN112240062A (en) * | 2020-09-15 | 2021-01-19 | 江苏科技大学 | Three-dimensional shock insulation structure system |
| CN112240062B (en) * | 2020-09-15 | 2022-03-11 | 江苏科技大学 | Three-dimensional shock insulation structure system |
| CN112627375A (en) * | 2020-11-24 | 2021-04-09 | 中国核电工程有限公司 | Shock isolation device and shock isolation system |
| CN113152708A (en) * | 2021-02-10 | 2021-07-23 | 国机集团科学技术研究院有限公司 | Vibration and earthquake double-control strategy mainly based on horizontal vibration resistance |
| CN113463788A (en) * | 2021-07-22 | 2021-10-01 | 青岛腾远设计事务所有限公司 | Shock insulation and absorption device for high-rise building |
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| CN110847409B (en) | 2024-09-10 |
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