CN216200096U

CN216200096U - Tuned mass damper with inertial volume

Info

Publication number: CN216200096U
Application number: CN202122638280.7U
Authority: CN
Inventors: 刘甄真; 李晓波
Original assignee: ZHIXING S&T Ltd
Current assignee: ZHIXING S&T Ltd
Priority date: 2021-10-29
Filing date: 2021-10-29
Publication date: 2022-04-05
Anticipated expiration: 2031-10-29

Abstract

The utility model discloses a tuned mass damper with an inertial container, which comprises an upper end plate, a lower end plate, an additional mass block, a guide rod and a damping element, wherein the guide rod is welded around the lower end of the upper end plate, the additional mass block penetrates through the middle part of the guide rod, the lower end of the guide rod is welded on the lower end plate, the inertial container is hinged to the middle part of the lower end plate, the middle part of the additional mass block penetrates through the upper end of the inertial container, and the lower ends of the inertial container and the additional mass block are connected through a bearing; the inertial container is used for replacing the mass block, the whole mass of the tuning mass device can be reduced by more than 60%, the cost is reduced, the economy is improved, meanwhile, the tuning mass device is in a pre-pressing state after being installed through the spring, the pre-pressing amount is larger than the displacement of the additional mass block, and the stability of the tuning mass device is improved.

Description

Tuned mass damper with inertial volume

Technical Field

The utility model relates to the technical field of dampers, in particular to a tuned mass damper with an inertial volume.

Background

The damper is a device for providing resistance to movement and consuming movement energy, and the existing damper can basically meet daily use requirements, but has some defects to be improved.

The weight of the tuned mass damper is determined by a mass ratio (the mass ratio is the mass of a mass block of the tuned mass damper/the mass of a structure), the larger the mass ratio is, the better the vibration absorption effect of the damper is, but the mass block cannot be too large, otherwise, the load of the structure can be increased, and meanwhile, the too large mass block can occupy too much installation space, but the current building structure tends to large-area large mass, and the traditional small-tonnage tuned mass damper cannot meet the vibration absorption effect required by the current structure easily.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides the tuned mass damper with the inertial container.

In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a take harmonious mass damper who is used to capacity, includes upper end plate, lower end plate, additional quality piece, guide arm and damping element, the welding has the guide arm all around of upper end plate lower extreme, and the guide arm middle part runs through there is the additional quality piece, the welding of guide arm lower extreme is on lower end plate, lower end plate middle part is articulated to have and is used to the container, and is used to the container upper end and runs through there is the additional quality piece middle part, it passes through the bearing with additional quality piece lower extreme and connects to be used to the container.

As a preferred technical scheme of the utility model, the surfaces of the guide rods are sleeved with springs, the upper ends and the lower ends of the springs are welded on the limiting inner walls of the springs, the limiting of the springs are respectively welded on the upper end plate, the additional mass block and the lower end plate, and the guide rods penetrate through the middle part of the limiting of the springs.

As a preferable technical scheme of the utility model, a round hole is formed in the middle of the additional mass block.

According to a preferable technical scheme of the utility model, the outer side of the bearing is in threaded connection with the additional mass block through a bolt, and the inner side of the bearing is in threaded connection with the inerter through a bolt.

As a preferable aspect of the present invention, an elastic force of the spring between the upper end plate and the upper end plate of the additional mass is equal to an elastic force of the spring between the lower end plate and the lower end plate of the additional mass.

As a preferred technical scheme of the utility model, the spring limit parts are all arranged into cylindrical grooves.

Compared with the prior art, the utility model can achieve the following beneficial effects:

1. the tuned mass damper with the inerter is provided with the bearing, the inerter is a mass amplifier and has the characteristics of small volume, convenience in installation, flexibility in use and the like, the inerter is used for replacing a mass block, the overall mass of the tuned mass damper can be reduced by more than 60%, the cost is reduced, and the economy is improved;

2. this take harmonious mass damper who is used to appearance is provided with spacing and the spring of spring, through the spacing setting of spring at the spring end, the spring is spacing to be restricted the spring, avoids the spring at the during operation, and the spring slides at will, is in the pre-compaction state after accomplishing through the spring installation, and the pre-compaction volume should be greater than the displacement volume of additional quality piece, improves the stability of device.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic front sectional view of the present invention;

FIG. 3 is a schematic top view of the present invention;

fig. 4 is an enlarged schematic view of the structure at a in fig. 1 according to the present invention.

Wherein: 1. an upper end plate; 2. a lower end plate; 3. adding a mass block; 4. a guide bar; 5. limiting by a spring; 6. a spring; 7. a damping element; 8. an inerter; 9. and a bearing.

Detailed Description

The present invention will be further described with reference to specific embodiments for the purpose of facilitating an understanding of technical means, characteristics of creation, objectives and functions realized by the present invention, but the following embodiments are only preferred embodiments of the present invention, and are not intended to be exhaustive. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative efforts belong to the protection scope of the present invention. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents and the like used in the following examples are commercially available unless otherwise specified.

Example (b):

referring to fig. 1-4, a tuned mass damper with an inertial container comprises an upper end plate 1, a lower end plate 2, an additional mass block 3, a guide rod 4 and a damping element 7, wherein the guide rod 4 is welded around the lower end of the upper end plate 1, the additional mass block 3 penetrates through the middle of the guide rod 4, the lower end of the guide rod 4 is welded on the lower end plate 2, an inertial container 8 is hinged to the middle of the lower end plate 2, the additional mass block 3 penetrates through the upper end of the inertial container 8, and the lower ends of the inertial container 8 and the additional mass block 3 are connected through a bearing 9;

through being used to the container 8 in the installation in the attenuator, be used to the container 8 and constitute by ball for be used to the container 8 and can enlarge the quality, thereby will be used to the container 8 and replace the quality piece, when using the attenuator, no longer need adjust the quality piece according to the object mass, thereby make the weight decline of attenuator, reduce the volume of quality, thereby make things convenient for the use of attenuator.

In other embodiments, the surfaces of the guide rods 4 are all sleeved with springs 6, the upper ends and the lower ends of the springs 6 are all welded on the inner walls of the spring limit 5, the spring limit 5 is respectively welded on the upper end plate 1, the additional mass block 3 and the lower end plate 2, and the guide rods 4 penetrate through the middle parts of the spring limit 5;

through this design, through the welding of spring 6 upper and lower both ends on spring spacing 5, spring spacing 5 limits spring 6, receives the extrusion back as spring 6, and spring 6 can not remove on guide arm 4 surface.

In other embodiments, a circular hole is formed in the middle of the additional mass block 3;

through the design, the round hole is formed in the middle of the additional mass block 3, and the inertial container 8 is convenient to avoid through the round hole formed in the middle of the additional mass block 3.

In other embodiments, the outer side of the bearing 9 is in threaded connection with the additional mass block 3 through a bolt, and the inner side of the bearing 9 is in threaded connection with the inerter 8 through a bolt;

through the design, after the additional mass block 3 moves, the additional mass block 3 drives the inertial container 8 to move through the bearing 9, the middle part of the inertial container 8 moves on the surface of a bolt, and the inertial container 8 is connected with the bearing 9, so that the additional mass block 3 cannot be driven to rotate after the inertial container 8 rotates, and the inertial container 8 is convenient to move.

In other embodiments, the elastic force of the spring 6 between the upper end of the additional mass 3 and the upper end plate 1 is equal to the elastic force of the spring 6 between the lower end of the additional mass 3 and the lower end plate 2;

through the design, the elastic force of the spring 6 between the upper end of the additional mass block 3 and the upper end plate 1 is equal to the elastic force of the spring 6 between the lower end of the additional mass block 3 and the lower end plate 2, so that the spring 6 at the upper end of the additional mass block 3 pushes the additional mass block 3 to move downwards, the spring 6 at the lower end of the additional mass block 3 pushes the additional mass block 3 to move upwards, the spring 6 mutually pushes the additional mass block 3 to move, and the additional mass block 3 is always kept in the middle of the guide rod 4.

In other embodiments, the spring stops 5 are all arranged in a cylindrical shape;

through this design, set up to cylindrical recess through spring spacing 5, general spring 6 is cylindrical, sets up to cylindrical recess through spring spacing 5, and spring spacing 5 is convenient to be restricted spring 6, avoids spring 6 to remove at will.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a take harmonious mass damper who is used to capacity, includes upper end plate (1), lower end plate (2), additional quality piece (3), guide arm (4) and damping element (7), its characterized in that: the welding has guide arm (4) all around of upper end plate (1) lower extreme, and has run through in guide arm (4) middle part has additional quality piece (3), the welding of guide arm (4) lower extreme is on lower end plate (2), lower end plate (2) middle part is articulated to have and is used to container (8), and is used to container (8) upper end and runs through there is additional quality piece (3) middle part, it passes through bearing (9) with additional quality piece (3) lower extreme to be used to container (8) and connects.

2. The tuned mass damper with inertance of claim 1, wherein: the surface of the guide rod (4) is sleeved with a spring (6), the upper end and the lower end of the spring (6) are welded on the inner wall of a spring limit (5), the spring limit (5) is welded on the upper end plate (1), the additional mass block (3) and the lower end plate (2) respectively, and the guide rod (4) penetrates through the middle part of the spring limit (5).

3. The tuned mass damper with inertance of claim 1, wherein: and a round hole is formed in the middle of the additional mass block (3).

4. The tuned mass damper with inertance of claim 1, wherein: the outer side of the bearing (9) is in threaded connection with the additional mass block (3) through a bolt, and the inner side of the bearing (9) is in threaded connection with the inertial container (8) through a bolt.

5. The tuned mass damper with inertance of claim 2, wherein: and the elastic force of the spring (6) between the upper end of the additional mass block (3) and the upper end plate (1) is equal to the elastic force of the spring (6) between the lower end of the additional mass block (3) and the lower end plate (2).

6. The tuned mass damper with inertance of claim 2, wherein: the spring limit parts (5) are all arranged into cylindrical grooves.