CN218292332U

CN218292332U - Cylindrical viscoelastic damper

Info

Publication number: CN218292332U
Application number: CN202222824777.2U
Authority: CN
Inventors: 王昆金; 王昆红; 黄希凤; 杨冯燕
Original assignee: Yunnan Jian'an Shock Absorption Technology Co ltd
Current assignee: Yunnan Jian'an Shock Absorption Technology Co ltd
Priority date: 2022-10-26
Filing date: 2022-10-26
Publication date: 2023-01-13
Anticipated expiration: 2032-10-26

Abstract

The utility model discloses a drum formula viscoelastic damper relates to the attenuator field, including the cylinder, the both sides of cylinder are provided with first apron and second apron respectively, the inside of cylinder is pegged graft and is had the movable rod, the outer end fixedly connected with fixed disk of movable rod, the fixed disk is provided with first connecting piece and second connecting piece respectively with the opposite side of second apron, the lateral surface of movable rod is close to the intermediate position cover and is equipped with the damping stopper, one side of damping stopper is run through and is seted up a plurality of groups of apertures, the both sides of damping stopper are fixedly connected with first spring and second spring respectively, and the both sides border position of damping stopper is fixedly connected with first rubber ring and second rubber ring respectively; the utility model discloses can play stable supporting role to building structure to reduce by the vibration reaction of supporting element, protective capacities is stronger, and has swift equipment function, also is convenient for dismantle change and overhaul the spare part in the attenuator.

Description

Cylindrical viscoelastic damper

Technical Field

The utility model relates to a attenuator field specifically is a drum formula viscoelastic damper.

Background

Some building structures are greatly deformed under the influence of earthquake and wind vibration, and need to be reinforced by adopting a support rod. In order to reduce the deformation of the support bar itself and the re-deformation of the supported member, a viscoelastic damper is often added to the support bar such as a steel pipe.

The existing viscoelastic damper has certain defects in use, generally, the existing viscoelastic damper only can play a simple supporting role on a building structure, the vibration reaction of a supported member is still large, and the protection capability is still poor, so that a cylindrical viscoelastic damper is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a cylinder formula viscoelastic damper to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a drum formula viscoelastic damper, includes the cylinder, the both sides of cylinder are provided with first apron and second cover respectively, the inside of cylinder is pegged graft and is had the movable rod, the outer end fixedly connected with fixed disk of movable rod, the back of the body offside of fixed disk and second cover is provided with first connecting piece and second connecting piece respectively, the lateral surface of movable rod is close to the intermediate position cover and is equipped with the damping stopper.

As a further scheme of the utility model, one side of damping stopper is run through and has been seted up a plurality of groups aperture, the both sides difference first spring of fixedly connected with and the second spring of damping stopper, and the both sides face border position difference first rubber ring of fixedly connected with and the second rubber ring of damping stopper, the fixed pipe of medial surface intermediate position fixedly connected with of second apron, the fixed ring dish that has cup jointed in one side that the second apron was kept away from to the lateral surface of fixed pipe.

As a further aspect of the present invention, a plurality of groups the apertures are equidistantly distributed on the damping plug, and the inside of the cylinder is filled with viscous fluid and is located between the fixed ring plate and the damping plug.

As a further scheme of the utility model, first rubber ring and second rubber ring all laminate mutually with the cylinder medial wall, the outside at the movable rod is all established to first spring and second spring cover, and movable rod and fixed pipe sliding connection.

As a further scheme of the utility model, the opposite face of first apron and second apron is close to the first sealing ring of border position fixedly connected with and second sealing ring respectively, first seal groove and second seal groove have been seted up respectively to the both ends of cylinder, the lateral surface of movable rod is close to the intermediate position and overlaps respectively and is equipped with first internal thread ring and second internal thread ring.

As a further aspect of the present invention, the first sealing ring and the second sealing ring are respectively located inside the first sealing groove and the second sealing groove, and the first internal thread ring and the second internal thread ring are respectively located on both sides of the damping plug.

Compared with the prior art, the beneficial effects of the utility model are that:

1. when building structure vibrations and make the attenuator receive pressure, the damping stopper passes through the fixed pipe of movable rod cooperation and moves to fixed ring dish department, and viscous fluid slowly flows into the opposite side of damping stopper through a plurality of groups of apertures this moment to through first spring and the first rubber ring of second spring cooperation and second rubber ring to the removal of damping stopper retard, can play stable supporting role to building structure, and reduce by the vibration reaction of supporting element, the protective capacities is stronger.

2. Through first internal thread ring and second internal thread ring with damping plug card link firmly the connection in the outside of movable rod near the intermediate position, after that through the first seal groove of first sealing ring cooperation with first apron sealing connection in one side of cylinder, rethread second sealing ring cooperation second seal groove is lapped sealing connection with the second and is had swift equipment function at the opposite side of cylinder with the second, also is convenient for dismantle change and maintenance to spare part in the attenuator.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic view of the overall cross-sectional structure of the present invention.

Fig. 3 is a schematic view of the connection structure of the middle movable rod of the present invention.

Fig. 4 is a schematic view of the inside of the present invention.

In the figure: 1. a cylindrical body; 2. a first cover plate; 3. a second cover plate; 4. a movable rod; 5. fixing the disc; 6. a first connecting member; 7. a second connecting member; 8. a damping plug; 9. a small hole; 10. a first spring; 11. a second spring; 12. a first rubber ring; 13. a second rubber ring; 14. a fixed tube; 15. a stationary ring plate; 16. a first internally threaded ring; 17. a second internally threaded ring; 18. a first seal ring; 19. a first seal groove; 20. a second seal ring; 21. a second seal groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Example 1:

referring to fig. 1-4, the present invention provides a technical solution: a cylinder type viscoelastic damper comprises a cylinder body 1, wherein a first cover plate 2 and a second cover plate 3 are respectively arranged on two sides of the cylinder body 1, a movable rod 4 is inserted into the cylinder body 1, the outer end of the movable rod 4 is fixedly connected with a fixed disk 5, a first connecting piece 6 and a second connecting piece 7 are respectively arranged on the opposite sides of the fixed disk 5 and the second cover plate 3, and a damping plug 8 is sleeved on the outer side surface of the movable rod 4 close to the middle position;

referring to fig. 2 and 3, in this embodiment, a plurality of groups of small holes 9 are formed in one side of a damping plug 8 in a penetrating manner, two sides of the damping plug 8 are fixedly connected with a first spring 10 and a second spring 11 respectively, edge positions of two side surfaces of the damping plug 8 are fixedly connected with a first rubber ring 12 and a second rubber ring 13 respectively, a fixed pipe 14 is fixedly connected to a middle position of an inner side surface of a second cover plate 3, a fixed ring disc 15 is fixedly sleeved on one side, away from the second cover plate 3, of the outer side surface of the fixed pipe 14, the plurality of groups of small holes 9 are distributed on the damping plug 8 at equal intervals, viscous fluid is filled in the cylinder 1 and between the fixed ring disc 15 and the damping plug 8, the first rubber ring 12 and the second rubber ring 13 are both attached to an inner side wall of the cylinder 1, the first spring 10 and the second spring 11 are both sleeved on the outer side of a movable rod 4, and the movable rod 4 is slidably connected with the fixed pipe 14;

specifically, when building structure vibrations and make the attenuator receive pressure, damping stopper 8 passes through movable rod 4 cooperation fixed pipe 14 and moves to fixed ring dish 15 department, and viscous fluid slowly flows into the opposite side of damping stopper 8 through a plurality of groups of aperture 9 this moment to through first spring 10 and second spring 11 cooperation first rubber ring 12 and second rubber ring 13 retard damping stopper 8's removal, can play stable supporting role to building structure, and reduce by the vibration reaction of supporting element, and the protective capacities is stronger.

Example 2:

this embodiment is shown with reference to fig. 1 and 2, the utility model provides a technical scheme: a cylinder type viscoelastic damper is characterized in that opposite surfaces of a first cover plate 2 and a second cover plate 3 are close to edge positions and are respectively fixedly connected with a first sealing ring 18 and a second sealing ring 20, two ends of a cylinder body 1 are respectively provided with a first sealing groove 19 and a second sealing groove 21, the outer side surface of a movable rod 4 is close to the middle position and is respectively sleeved with a first internal thread ring 16 and a second internal thread ring 17, the first sealing ring 18 and the second sealing ring 20 are respectively located in the first sealing groove 19 and the second sealing groove 21, and the first internal thread ring 16 and the second internal thread ring 17 are respectively located on two sides of a damping plug 8;

it is specific, through first internal thread ring 16 with second internal thread ring 17 with 8 card solid connections of damping stopper be close to the intermediate position in the outside of movable rod 4, after that through first sealing ring 18 cooperation first seal groove 19 with first apron 2 sealing connection in one side of cylinder 1, rethread second sealing ring 20 cooperation second seal groove 21 with 3 sealing connection of second apron at the opposite side of cylinder 1, the equipment function that has swiftly, also be convenient for dismantle change and maintenance to the spare part in the attenuator.

The working principle is as follows: for the utility model discloses, at first the staff is close to the intermediate position in the outside of movable rod 4 through first internal thread ring 16 with second internal thread ring 17 with the solid connection of damping stopper 8 card, then through the first seal groove 19 of first sealing ring 18 cooperation with first apron 2 sealing connection in one side of cylinder 1, rethread second sealing ring 20 cooperation second seal groove 21 with second apron 3 sealing connection at the opposite side of cylinder 1, this attenuator has swift equipment function, also be convenient for dismantle change and overhaul the spare part in the attenuator, then install the attenuator on building structure through first connecting piece 6 cooperation second connecting piece 7 on the fixed disk 5, when using, when building structure vibrations and make the attenuator receive pressure, damping stopper 8 cooperates fixed tube 14 and moves to fixed ring dish 15 department through movable rod 4, viscous fluid passes through a plurality of groups of apertures 9 and slowly flows in damping stopper 8's opposite side this moment, and cooperate first rubber ring 12 of second rubber ring 13 to damping stopper 8's removal through first spring 10 and second spring 11, can play stable supporting role to building structure, and the supporting role is reduced by stronger vibration of reaction component, the protective member's completion.

The above, only be the embodiment of the preferred of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, which are designed to be replaced or changed equally, all should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a cylinder formula viscoelastic damper, includes cylinder (1), its characterized in that, the both sides of cylinder (1) are provided with first apron (2) and second apron (3) respectively, the inside of cylinder (1) is pegged graft and is had movable rod (4), the outer end fixedly connected with fixed disk (5) of movable rod (4), fixed disk (5) are provided with first connecting piece (6) and second connecting piece (7) respectively with the back of the body offside of second apron (3), the lateral surface of movable rod (4) is close to intermediate position cover and is equipped with damping stopper (8).

2. The cylinder type viscoelastic damper as claimed in claim 1, wherein a plurality of groups of small holes (9) are formed in one side of the damping plug (8), the two sides of the damping plug (8) are respectively and fixedly connected with a first spring (10) and a second spring (11), the edge positions of the two side surfaces of the damping plug (8) are respectively and fixedly connected with a first rubber ring (12) and a second rubber ring (13), the middle position of the inner side surface of the second cover plate (3) is fixedly connected with a fixing pipe (14), and a fixing ring disc (15) is fixedly sleeved on one side, far away from the second cover plate (3), of the outer side surface of the fixing pipe (14).

3. A cylinder viscoelastic damper according to claim 2, characterized in that the groups of orifices (9) are equally spaced on the damping plug (8), the inside of the cylinder (1) between the fixed ring disc (15) and the damping plug (8) being filled with a viscous fluid.

4. A cylindrical viscoelastic damper according to claim 2, wherein the first rubber ring (12) and the second rubber ring (13) are attached to the inner side wall of the cylindrical body (1), the first spring (10) and the second spring (11) are sleeved on the outer side of the movable rod (4), and the movable rod (4) is slidably connected with the fixed tube (14).

5. The cylinder type viscoelastic damper as claimed in claim 1, wherein the opposing surfaces of the first cover plate (2) and the second cover plate (3) are respectively and fixedly connected with a first sealing ring (18) and a second sealing ring (20) near the edge, the two ends of the cylinder (1) are respectively provided with a first sealing groove (19) and a second sealing groove (21), and the outer side surface of the movable rod (4) is respectively sleeved with a first internal thread ring (16) and a second internal thread ring (17) near the middle position.

6. A cylinder type viscoelastic damper as claimed in claim 5, characterized in that said first (18) and second (20) sealing rings are located inside the first (19) and second (21) sealing grooves, respectively, and said first (16) and second (17) internally threaded rings are located on either side of the damping plug (8).