CN114645579B - Vibration damper mounted on column - Google Patents
Vibration damper mounted on column Download PDFInfo
- Publication number
- CN114645579B CN114645579B CN202210361914.5A CN202210361914A CN114645579B CN 114645579 B CN114645579 B CN 114645579B CN 202210361914 A CN202210361914 A CN 202210361914A CN 114645579 B CN114645579 B CN 114645579B
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- main frame
- mass block
- bracket
- mass
- post
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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
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C3/00—Structural elongated elements designed for load-supporting
- E04C3/30—Columns; Pillars; Struts
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Vibration Prevention Devices (AREA)
- Buildings Adapted To Withstand Abnormal External Influences (AREA)
Abstract
The invention relates to the technical field of building structure design, and particularly discloses a vibration damper mounted on a column, which comprises a bracket formed by a plurality of longitudinal and transverse square columns and a vertical tuning mass system, wherein the vertical tuning mass system comprises a main frame with a U-shaped cross section, a mass block for tuning mass is arranged in the main frame, the mass block can shake in the main frame, a bracket with a triangular cross section is fixedly mounted at the bottom end of the main frame, one end of the mass block corresponding to the bracket is connected with the bracket through a spring, three rolling grooves I are formed in the inner wall of the main frame, rolling balls are embedded in the rolling grooves I, and the balls are attached to the side wall of the mass block. When vibration occurs, the mass block vibrates back and forth, left and right and up and down in the main frame, and the bracket is arranged on the column and is provided with the vertical tuning mass system, so that the vibration damping system is convenient to install and has obvious vertical vibration damping effect.
Description
Technical Field
The invention relates to the technical field of building structure design, in particular to two vibration reduction devices mounted on a column.
Background
The vibration induced by traffic is transmitted to the surrounding ground in the form of waves through a soil layer and acts on the foundation of surrounding structures, so that structural vibration is induced, and the influence is increased along with the increase of urban traffic flow, the increase of vehicle speed and vehicle axle weight, and the improvement of people's requirements on living environment has gradually begun to seriously influence the living quality and production environment of people. The environmental vibration is mainly vertical, measures are taken on vibration sources or propagation paths mainly in the technical measure for reducing the influence of the vibration on the building structure, the technical measure on the building structure is mainly three-dimensional vibration isolation, but the effect is limited, and the installation is inconvenient, so that a vibration reduction device installed on a column is provided.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the invention provides a vibration damper arranged on a column, which solves the problems through reasonable structural design.
(II) technical scheme
In order to achieve the above purpose, the present invention provides the following technical solutions:
the utility model provides a install vibration damper on post, include support and vertical tuning quality system that comprises many vertical and horizontal square posts, all be provided with vertical tuning quality system on four faces around the bottom supporting leg of support, vertical tuning quality system includes the main frame that the cross section is the U-shaped, the inside of main frame is provided with the quality piece that is used for tuning quality, and the quality piece can rock in main frame inside, the bottom fixed mounting of main frame has the bracket that the cross section is triangle-shaped, the quality piece corresponds the one end of bracket and links together through spring and bracket, two penetrating type openings have been seted up on the main frame, three indent one has been seted up on the inner wall of main frame, the inside of indent one is inlayed and is had the ball that can roll, the ball is laminated with the lateral wall of quality piece.
Preferably, the mass is an integral block.
Preferably, the mass block is composed of two boxes with different sizes and widths, and the boxes with the two boxes with different sizes and widths are connected through springs.
The other vibration damper installed on the column comprises a support consisting of a plurality of longitudinal square columns and a transverse square column and a three-dimensional tuning mass system, wherein the three-dimensional tuning mass system is arranged on the front, back, left and right sides of the bottom end supporting leg of the support, the three-dimensional tuning mass system comprises a main frame, the main frame is fixedly connected with the bracket, a mass block for tuning mass is arranged in the main frame, the mass block can shake in the main frame, two bulges are uniformly formed on the four side wall surfaces of the inner wall of the main frame corresponding to the mass block, the two bulges on each side wall surface are connected with the inner wall of the main frame through a damping device, L-shaped side plates are arranged on the two sides of the main frame, and the two side plates are mirror images.
Preferably, the side plates are connected to the mass by damping means.
Preferably, the damping device comprises sliding bodies, dampers, spring barrels and springs, wherein the upper end and the lower end of each sliding body are respectively connected with two dampers, one end of each damper, which corresponds to a protrusion, is fixedly connected with the protrusion, the spring barrels are fixedly installed on the positions, corresponding to the sliding bodies, of the inner wall of the main frame and the side plates, six groups of spring barrels are installed on the inner side wall of the main frame and the side plates, four groups of spring barrels are installed on the inner walls of the upper end and the lower end of the main frame, springs are installed in the inner walls of the spring barrels, and one end of each spring, which corresponds to the sliding body, is fixedly connected with the sliding body.
Preferably, three sliding grooves III are formed in the side wall surface of the sliding body corresponding to the mass block, rolling balls are embedded in the sliding grooves III, and the rolling balls are attached to the mass block.
Preferably, a penetrating rectangular groove is formed in the side plate, two rolling grooves are formed in a side wall surface of the side plate corresponding to the mass block, rolling balls are embedded in the two rolling grooves, and the rolling balls are attached to the mass block.
(III) beneficial effects
Compared with the prior art, the vibration damper arranged on the column has the following beneficial effects:
1. according to the invention, through reasonable structural design, when vibration occurs outside, the vertical vibration damper arranged on the bracket of the bottom column is enabled, and the mass block vertically vibrates inside the main frame, so that upward propagation of vertical environmental vibration is reduced, the effect of vertical vibration damping is realized, the comfort of people living under the effect of the environmental vibration is improved, and the problems that when the environmental vibration (vibration induced by subways, ground traffic, urban rails and the like) propagates to a building structural foundation through soil layers, the structural vibration is induced, the living comfort is reduced and precise instruments are operated are solved, and the living quality and the production environment of people are influenced are solved.
2. According to the invention, the three-dimensional tuned mass system vibration damper is arranged on the bracket of the bottom column, when vibration occurs, the mass block can vibrate in three directions in the main frame, so that the vibration damping of the environment vibration in three directions is realized, the upward propagation of the environment vibration is reduced, the installation is convenient, and the vibration damping effect is obvious.
Drawings
FIG. 1 is a schematic perspective view of a vibration damping device mounted on a column according to an embodiment of the present invention;
fig. 2 is a schematic diagram of a three-dimensional outline structure of a vertical tuning mass system according to an embodiment of the present invention;
fig. 3 is a schematic diagram of a three-dimensional outline structure of a vertical tuning mass system according to an embodiment of the present invention;
fig. 4 is a schematic diagram of an assembly structure of a vertical tuning mass system according to an embodiment of the present invention;
fig. 5 is a schematic diagram of a three-dimensional outline structure of a vertical tuning mass system according to an embodiment of the present invention;
fig. 6 is a schematic diagram of an assembly structure of a vertical tuning mass system according to an embodiment of the present invention;
fig. 7 is a schematic diagram of a three-dimensional outline structure of a three-dimensional tuning mass system according to an embodiment of the present invention;
fig. 8 is a schematic diagram of a three-dimensional outline structure of a three-dimensional tuning mass system according to an embodiment of the present invention;
FIG. 9 is a schematic view showing a three-dimensional outline structure of a sliding body according to an embodiment of the present invention;
FIG. 10 is a schematic view of a main frame structure of an embodiment;
FIG. 11 is a schematic diagram of an assembly structure of a three-dimensional tuning mass system and bracket according to an embodiment of the present invention;
fig. 12 is a schematic diagram of an assembly structure of a three-dimensional tuning mass system and bracket according to an embodiment of the present invention.
In the figure: 1. a bracket; 2. a vertical tuning mass system; 3. a spring cylinder; 4. a main frame; 5. a mass block; 6. a bracket; 7. rolling a groove I; 8. a ball; 9. a spring; 10. a side plate; 11. rolling a groove II; 12. a sliding body; 13. a damper; 14. a protrusion; 15. and a sliding groove III.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1:
referring to fig. 1-6, the vibration damper provided by the embodiment of the invention, which is installed on a column, comprises a bracket 1 and a vertical tuning mass system 2, wherein the bracket 1 is composed of a plurality of longitudinal and transverse square columns, the vertical tuning mass system 2 is arranged on the front, rear, left and right sides of the bottom end supporting leg of the bracket 1, the vertical tuning mass system 2 comprises a main frame 4 with a U-shaped cross section, a mass block 5 for tuning mass is arranged in the main frame 4, the mass block 5 can shake in the main frame 4, a bracket 6 with a triangular cross section is fixedly installed at the bottom end of the main frame 4, one end of the mass block 5 corresponding to the bracket 6 is connected with the bracket 6 through a spring 9, two penetrating openings are formed in the main frame 4, three rolling grooves 7 are formed in the inner wall of the main frame 4, rolling balls 8 capable of rolling are embedded in the rolling grooves 7, and the rolling balls 8 are attached to the side walls of the mass block 5.
Further, the mass 5 is an integral block.
Further, the mass block 5 is formed by two boxes with different sizes and widths, and the two boxes with different sizes and widths are connected through a spring 9.
Working principle: when the vibration occurs, the mass block 5 vertically vibrates in the main frame 4, and the bracket 6 is arranged on the column, so that the bracket 6 is provided with a vertical tuning mass system, the vibration reduction system is convenient to install, and the vertical vibration reduction effect is obvious.
Example 2:
referring to fig. 7-12, another vibration damper mounted on a column provided in this embodiment includes a bracket 1 formed by a plurality of longitudinal and transverse square columns and a three-dimensional tuning mass system, wherein the three-dimensional tuning mass system is disposed on four sides of a bottom end supporting leg of the bracket 1, the three-dimensional tuning mass system includes a main frame 4, the main frame 4 is fixedly connected with a bracket 6, a mass block 5 for tuning mass is disposed in the main frame 4, the mass block 5 can shake in the main frame 4, two protrusions 14 are uniformly formed on four side wall surfaces of the mass block 5 corresponding to the inner wall of the main frame 4, the two protrusions 14 of each side wall surface are connected with the inner wall of the main frame 4 through a damping device, two sides of the main frame 4 are provided with L-shaped side plates 10, and the two side plates 10 are mirror images.
Further, the side plates 10 are connected to the mass 5 by damping means.
Further, damping device includes slider 12, attenuator 13, spring section of thick bamboo 3 and spring 9, the upper and lower both ends of every slider 12 all are connected with two attenuator 13, the one end that attenuator 13 corresponds protruding 14 is in the same place with protruding 14 fixed connection, all fixed mounting has spring section of thick bamboo 3 on the position that main frame 4's inner wall and curb plate 10 correspond slider 12, six groups of spring section of thick bamboo 3 are installed on main frame 4 inside wall and the curb plate 10, four groups of spring section of thick bamboo 3 are all installed to the upper and lower both ends inner wall of main frame 4, spring 9 is installed to the internally mounted of spring section of thick bamboo 3, spring 9 corresponds the one end and slider 12 fixed connection of slider 12 together.
Further, three sliding grooves three 15 are formed in the side wall surface of the sliding body 12 corresponding to the mass block 5, rolling balls 8 are embedded in the sliding grooves three 15, and the balls 8 are attached to the mass block 5.
Further, a penetrating rectangular groove is formed in the side plate 10, two rolling grooves second 11 are formed in a side wall surface of the side plate 10 corresponding to the mass block 5, rolling balls 8 are embedded in the two rolling grooves second 11, and the rolling balls 8 are attached to the mass block 5.
The working principle of the invention is as follows: when vibration occurs, the mass block 5 vibrates in three directions in the main frame 4, when the bracket is arranged on the column, the three-dimensional tuned mass system is installed, so that the vibration reduction of the environment vibration in three directions can be realized, the installation is convenient, and the vibration reduction effect is obvious.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. A vibration damper for mounting to a post, comprising: the vertical tuning mass system (2) comprises a main frame (4) with a U-shaped cross section, a mass block (5) for tuning mass is arranged in the main frame (4), and the mass block (5) can shake in the main frame (4);
the bottom fixed mounting of main frame (4) has bracket (6) that the cross section is triangle-shaped, and one end that bracket (6) was corresponding to quality piece (5) is in the same place through spring (9) and bracket (6) connection, has seted up three indent one (7) on the inner wall of main frame (4), and the inside of indent one (7) is inlayed and is had ball (8) that can roll, and ball (8) are laminated with the lateral wall of quality piece (5).
2. A post-mounted vibration damping device according to claim 1, wherein: the mass block (5) is an integral square.
3. A post-mounted vibration damping device according to claim 1, wherein: the mass block (5) is composed of two blocks with different sizes and the same width, and the two blocks with different sizes and the same width are connected through a spring (9).
4. A vibration damper for mounting to a post, comprising: the three-dimensional tuning mass system comprises a main frame (4), wherein the main frame (4) is fixedly connected with a bracket (6), a mass block (5) for tuning mass is arranged in the main frame (4), and the mass block (5) can shake in the main frame (4);
two protrusions are uniformly formed on the four side wall surfaces of the mass block (5) corresponding to the inner wall of the main frame (4)
(14) Two bulges (14) on each side wall surface are connected with the inner wall of the main frame (4) through damping devices, and L-shaped side plates (10) are arranged on two sides of the main frame (4).
5. A post-mounted vibration damping device according to claim 4, wherein: the side plate
Is connected with the mass block (5) through a damping device.
6. A post-mounted vibration damping device according to claim 5, wherein: the damping device comprises sliding bodies (12), dampers (13), spring barrels (3) and springs (9), wherein the upper end and the lower end of each sliding body (12) are respectively connected with two dampers (13), one end of each damper (13) corresponding to each protrusion (14) is fixedly connected with each protrusion (14), the spring barrels (3) are fixedly installed on the inner wall of the main frame (4) and the positions of the side plates (10) corresponding to the sliding bodies (12), and the inner side walls of the main frame (4) and the side plates
(10) Six groups of spring barrels (3) are arranged on the upper surface of the main frame (4), four groups of spring barrels (3) are arranged on the inner walls of the upper end and the lower end of the main frame (4), springs (9) are arranged in the spring barrels (3), and one ends of the springs (9) corresponding to the sliding bodies (12) are fixedly connected with the sliding bodies (12).
7. A post-mounted vibration damping device according to claim 6, wherein: the sliding body
(12) Three sliding grooves (15) are formed in a side wall surface corresponding to the mass block (5), rolling balls (8) are embedded in the sliding grooves (15), and the balls (8) are attached to the mass block (5).
8. A post-mounted vibration damping device according to claim 4, wherein: two rolling grooves (11) are formed in a side wall surface of the side plate (10) corresponding to the mass block (5), rolling balls (8) are embedded in the two rolling grooves (11), and the balls (8) are attached to the mass block (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210361914.5A CN114645579B (en) | 2022-04-07 | 2022-04-07 | Vibration damper mounted on column |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210361914.5A CN114645579B (en) | 2022-04-07 | 2022-04-07 | Vibration damper mounted on column |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114645579A CN114645579A (en) | 2022-06-21 |
| CN114645579B true CN114645579B (en) | 2023-09-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210361914.5A Active CN114645579B (en) | 2022-04-07 | 2022-04-07 | Vibration damper mounted on column |
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| Country | Link |
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| CN (1) | CN114645579B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103835384A (en) * | 2013-12-30 | 2014-06-04 | 同济大学 | Mass resonance regulating and vibration damping device |
| CN210238765U (en) * | 2019-06-20 | 2020-04-03 | 安徽建筑大学 | Connection node of assembled concrete frame beam column |
| CN113089865A (en) * | 2021-03-15 | 2021-07-09 | 株洲时代新材料科技股份有限公司 | Tuned mass damping device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9518401B2 (en) * | 2013-12-13 | 2016-12-13 | Urbantech Consulting Engineering, PC | Open web composite shear connector construction |
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2022
- 2022-04-07 CN CN202210361914.5A patent/CN114645579B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103835384A (en) * | 2013-12-30 | 2014-06-04 | 同济大学 | Mass resonance regulating and vibration damping device |
| CN210238765U (en) * | 2019-06-20 | 2020-04-03 | 安徽建筑大学 | Connection node of assembled concrete frame beam column |
| CN113089865A (en) * | 2021-03-15 | 2021-07-09 | 株洲时代新材料科技股份有限公司 | Tuned mass damping device |
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| Publication number | Publication date |
|---|---|
| CN114645579A (en) | 2022-06-21 |
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