CN211572067U - Coupling beam damper - Google Patents
Coupling beam damper Download PDFInfo
- Publication number
- CN211572067U CN211572067U CN201922420386.2U CN201922420386U CN211572067U CN 211572067 U CN211572067 U CN 211572067U CN 201922420386 U CN201922420386 U CN 201922420386U CN 211572067 U CN211572067 U CN 211572067U
- Authority
- CN
- China
- Prior art keywords
- damping
- movable block
- energy dissipation
- energy consumption
- damping portion
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Buildings Adapted To Withstand Abnormal External Influences (AREA)
- Vibration Prevention Devices (AREA)
Abstract
The application provides a connecting beam damper, which comprises a connecting part and a damping part, wherein the connecting part and the damping part are used for being connected with a connecting beam, the damping part comprises a first damping part and a second damping part which are matched, the first damping part comprises a first movable block, one end of the first movable block is connected with a first connecting piece, the other end of the first movable block is connected with the second damping part, the first damping part further comprises a gear set, the gear set is respectively arranged at the upper end and the lower end of the first movable block, the gear set is connected with rotating blades through a rotating shaft, and the rotating blades are arranged in a damping liquid storage chamber; the second damping portion comprises an upper connecting plate, a lower connecting plate and an energy consumption portion, and two ends of the energy consumption portion are connected with the upper connecting plate and the lower connecting plate respectively. The damper has the advantages that the application range is larger, and the energy consumption effect is more flexibly exerted under the earthquake environments of different levels.
Description
Technical Field
The application relates to the technical field of damping devices, in particular to a connecting beam damper.
Background
The shear wall, the frame-shear wall, the core barrel and other structural forms are mostly adopted in the existing high-rise building, the connecting beam is an important component in the shear wall structure, and when an earthquake occurs, the connecting beam is taken as a first defense line of the shear wall structure and should yield before wall limbs and dissipate part of earthquake energy through plastic deformation to reduce the damage of the wall limbs. However, the span of the connecting beam is small, so that shearing damage is often caused, the damage is serious under the action of an earthquake, and the energy consumption effect is limited. With the continuous deep research of energy dissipation and shock absorption technology, the coupling beam damper is applied to practical engineering as an energy dissipation and shock absorption component, and the coupling beam damper is a special shock absorption component integrating bearing and energy consumption. The coupling beam damper belongs to a metal damper and mainly depends on the plastic deformation of a steel plate in a set area to dissipate seismic energy.
In CN110512749A, a coupled beam damper is disclosed, the structure of which includes a first coupled beam, a driving wheel, a second coupled beam, a connecting member, a damper, a driven wheel, a rotating shaft, an impeller and damping fluid, the driving wheel and the driven wheel are mounted on the first coupled beam and the second coupled beam, and after the positions of the driving wheel and the driven wheel between the first coupled beam and the second coupled beam change, transmission can be performed, so that the driven wheel drives the impeller to rotate through the rotating shaft, and the damping fluid in the damper is stirred after the impeller rotates, thereby achieving the damping effect. However, the coupling beam damper in the application is only suitable for small earthquakes, and if the coupling beam is in a large earthquake grade, the coupling beam damper cannot play a good damping effect due to the fact that the coupling beam shakes to a large degree.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the application provides a connecting beam damper, which comprises a connecting part and a damping part, wherein the connecting part comprises a first connecting piece and a second connecting piece, one end of the first connecting piece is connected with a first connecting beam, the other end of the first connecting piece is connected with one end of the damping part, one end of the second connecting piece is connected with a second connecting beam, and the other end of the second connecting piece is connected with the other end of the damping part; the damping part comprises a first damping part and a second damping part which are arranged in a matched mode, the first damping part comprises a first movable block, one end of the first movable block is connected with the first connecting piece, the other end of the first movable block is connected with the second damping part, the first damping part further comprises a gear set, the gear set is arranged at the upper end and the lower end of the first movable block respectively, the gear set is connected with rotating blades through a rotating shaft, and the rotating blades are arranged in the damping liquid storage chamber; the second damping portion comprises an upper connecting plate, a lower connecting plate and an energy consumption portion, and two ends of the energy consumption portion are connected with the upper connecting plate and the lower connecting plate respectively.
The damper is connected with the connecting beams at the two ends through the connecting parts, the damper is provided with the plurality of damping parts, when an earthquake occurs, the first damping part firstly plays a role, and the first damping part utilizes the gear set to transmit so that the rotating blades are stirred in the damping liquid storage cavity, and therefore the damping effect is achieved; if the earthquake intensity is high and the first damping part cannot achieve good energy dissipation effect, the energy dissipation part in the second damping part is used for entering a yielding stage, so that the energy dissipation effect is effectively exerted; the damper has the advantages that the application range is larger, and the energy consumption effect is more flexibly exerted under the earthquake environments of different levels.
Furthermore, the gear train including set up in the rack at both ends about the first movable block, still include first gear and second gear in the gear train, first gear and rack meshing link to each other, the second gear links to each other with first gear meshing, the second gear center is passed through the pivot with rotating blade links to each other. The gear set not only plays a transmission role, but also can play an energy consumption role because the engagement among a plurality of components is connected and friction force is generated among all the components.
Furthermore, the energy consumption part in the second damping part comprises a first energy consumption part and a second energy consumption part which are connected, the first energy consumption part and the second energy consumption part are arranged perpendicularly, one end of the first energy consumption part is connected with the lower connecting plate, one end, far away from the first energy consumption part, of the second energy consumption part is connected with the upper connecting plate, the first energy consumption part is a round rod, an oval through hole which is matched with the round rod is formed in a side plate of the lower connecting plate, and the cross section area of the oval through hole is larger than that of the round rod. When the energy dissipation member in the second damping part begins to deform, the first energy dissipation member generates friction force in the oval through hole to play a primary energy dissipation role; furthermore, after the first energy dissipation part cannot deform, the second energy dissipation part starts to play an energy dissipation role, the first energy dissipation part and the second energy dissipation part are matched with each other, and the effect of dissipating energy in stages is achieved, so that the application range of the damper is larger, and the damper is more flexible to use.
Furthermore, set up the first recess that is used for placing the round bar in the lower junction plate, first recess with oval through-hole cooperatees and sets up, the round bar both ends are followed stretch out in the oval through-hole.
Furthermore, a limiting pin and a limiting hole which are matched with each other are arranged on the round rod, the limiting pin is inserted into the limiting hole, the limiting pin is arranged on the periphery of the lower connecting plate, and the cross section area of the limiting pin is larger than that of the oval through hole. The setting of spacer pin and spacing hole in this application for the movement track of round bar is controllable.
Furthermore, the second energy dissipation member is a conical energy dissipation rod, the upper end of the conical energy dissipation rod is connected with the upper connecting plate, and the lower end of the conical energy dissipation rod is connected with the lower connecting plate; the diameter of the upper end of the conical energy consumption rod is larger than that of the lower end of the conical energy consumption rod, and the diameter of the upper end of the conical energy consumption rod is 1.1-1.5 times that of the lower end of the conical energy consumption rod. The conical arrangement of the second dissipative element in this application is to give a better dissipative effect.
Further, conical power consumption pole upper end through the spliced pole with the upper junction plate links to each other, the spliced pole with first power consumption spare parallel arrangement, the spliced pole is the cuboid spliced pole, the upper junction plate includes two curb plates, set up on the curb plate with the rectangle through-hole that the cooperation of cuboid spliced pole set up.
Further, still include third damping portion, third damping portion with the structure of first damping portion is the same, third damping portion sets up with first damping portion symmetry, second damping portion set up in first damping portion with between the third damping portion, include the second movable block in the third damping portion, second movable block one end with the second connecting piece is kept away from the one end that the second links the roof beam links to each other, the second movable block other end with the second damping portion links to each other.
Further, still include the shell body, first damping portion, second damping portion and third damping portion all set up in the shell body, first connecting piece is kept away from the one end of first even roof beam is passed the shell body with first movable block links to each other, the second connecting piece is kept away from the one end of second even roof beam is passed the shell body with the second movable block links to each other.
Furthermore, be provided with first spring and second spring on first connecting piece and the second connecting piece respectively, first spring one end with the inner wall of shell body links to each other, the first spring other end with first movable block butt links to each other, first spring cover is located on the first connecting piece. The setting of spring in this application for the attenuator in this application has certain reset effect in the use, the effectual life who prolongs the attenuator.
The beneficial effect of this application is as follows:
1. the damper is connected with the connecting beams at the two ends through the connecting parts, the damper is provided with the plurality of damping parts, when an earthquake occurs, the first damping part firstly plays a role, and the first damping part utilizes the gear set to transmit so that the rotating blades are stirred in the damping liquid storage cavity, and therefore the damping effect is achieved; if the earthquake intensity is high and the first damping part cannot achieve good energy dissipation effect, the energy dissipation part in the second damping part is used for entering a yielding stage, so that the energy dissipation effect is effectively exerted; the damper has a wider application range, and the energy consumption effect can be more flexibly exerted in earthquake environments of different grades;
2. the gear set not only plays a transmission role, but also plays a role in energy consumption as friction force is generated among all parts due to meshing connection among a plurality of parts;
3. when the energy dissipation member in the second damping part begins to deform, the first energy dissipation member generates friction force in the oval through hole to play a primary energy dissipation role; furthermore, after the first energy consumption piece cannot deform, the second energy consumption piece starts to play an energy consumption role, and the first energy consumption piece and the second energy consumption piece are matched with each other to achieve the effect of dissipating energy in stages, so that the damper is wider in application range and more flexible to use;
4. the arrangement of the limiting pin and the limiting hole enables the movement track of the round rod to be controllable;
5. the setting of spring in this application for the attenuator in this application has certain reset effect in the use, the effectual life who prolongs the attenuator.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:
FIG. 1 is a schematic view of a coupling beam damper according to the present application;
FIG. 2 is a top view of the link beam damper of FIG. 1;
fig. 3 is a schematic structural diagram of a second damping portion in the present application.
Detailed Description
In order to more clearly explain the overall concept of the present application, the following detailed description is given by way of example in conjunction with the accompanying drawings.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application, however, the present application may be practiced in other ways than those described herein, and therefore the scope of the present application is not limited by the specific embodiments disclosed below.
In addition, in the description of the present application, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like, indicate orientations and positional relationships based on those shown in the drawings, are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present application.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.
In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. In the description herein, reference to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
A beam connecting damper is shown in figures 1-3 and comprises a connecting part and a damping part, wherein the connecting part comprises a first connecting piece 1 and a second connecting piece 2, one end of the first connecting piece 1 is connected with a first connecting beam, the other end of the first connecting piece 1 is connected with one end of the damping part, one end of the second connecting piece 2 is connected with a second connecting beam, and the other end of the second connecting piece 2 is connected with the other end of the damping part; the damping part comprises a first damping part 3 and a second damping part 4 which are matched, the first damping part 3 comprises a first movable block 31, one end of the first movable block 31 is connected with the first connecting piece 1, the other end of the first movable block 31 is connected with the second damping part 4, the first damping part 3 further comprises a gear set 32, the gear set 32 is respectively arranged at the upper end and the lower end of the first movable block 31, the gear set 32 is connected with a rotating blade 34 through a rotating shaft 33, and the rotating blade 34 is arranged in a damping liquid storage chamber 35; the second damping portion 4 includes an upper connection plate 41, a lower connection plate 42, and a dissipative portion 43, and both ends of the dissipative portion 43 are connected to the upper connection plate 41 and the lower connection plate 42, respectively.
The gear set 32 includes a rack 321 disposed at the upper and lower ends of the first movable block 31, the gear set 32 further includes a first gear 322 and a second gear 323, the first gear 322 is engaged with the rack 321, the second gear 323 is engaged with the first gear 322, and the center of the second gear 323 is connected with the rotary blade 34 through the rotating shaft 33.
The energy consumption part 43 in the second damping part 4 comprises a first energy consumption part 431 and a second energy consumption part 432 which are connected, the first energy consumption part 431 and the second energy consumption part 432 are vertically arranged, one end of the first energy consumption part 431 is connected with the lower connecting plate 42, one end, far away from the first energy consumption part 431, of the second energy consumption part 432 is connected with the upper connecting plate 41, the first energy consumption part 431 is a round rod, an oval through hole 421 matched with the round rod is formed in a side plate of the lower connecting plate 42, and the cross section area of the oval through hole 421 is larger than that of the round rod. Set up the first recess that is used for placing the round bar in the lower junction plate 42, first recess and oval through-hole 421 cooperate the setting, and the round bar both ends are stretched out from oval through-hole 421. The round rod is provided with a limiting pin 6 and a limiting hole which are matched with each other, the limiting pin 6 is inserted into the limiting hole, the limiting pin 6 is arranged on the periphery of the lower connecting plate 42, and the cross section area of the limiting pin 6 is larger than that of the oval through hole 421.
The second energy dissipation member 432 is a conical energy dissipation rod, the upper end of the conical energy dissipation rod is connected with the upper connecting plate 41, and the lower end of the conical energy dissipation rod is connected with the lower connecting plate 42; the diameter of the upper end of the conical energy consumption rod is larger than that of the lower end of the conical energy consumption rod, and the diameter of the upper end of the conical energy consumption rod is 1.1-1.5 times that of the lower end of the conical energy consumption rod. Conical power consumption pole upper end passes through spliced pole 7 and links to each other with upper junction plate 41, spliced pole 7 and first power consumption piece 431 parallel arrangement, and spliced pole 7 is cuboid spliced pole 7, and upper junction plate 41 includes two blocks of curb plates, sets up the rectangle through-hole that sets up with the cooperation of cuboid spliced pole 7 on the curb plate.
Still include third damping portion 5, third damping portion 5 is the same with first damping portion 3's structure, third damping portion 5 sets up with first damping portion 3 symmetry, second damping portion 4 sets up between first damping portion 3 and third damping portion 5, including second movable block 51 in third damping portion 5, second movable block 51 one end links to each other with the one end that second connecting piece 2 kept away from the second even roof beam, the second movable block 51 other end links to each other with second damping portion 4.
Still include shell body 8, first damping portion 3, second damping portion 4 and third damping portion 5 all set up in shell body 8, and first connecting piece 1 is kept away from the one end of first even roof beam and is passed shell body 8 and link to each other with first movable block 31, and the one end of keeping away from the second even roof beam of second connecting piece 2 passes shell body 8 and links to each other with second movable block 51.
Be provided with first spring 91 and second spring 92 on first connecting piece 1 and the second connecting piece 2 respectively, first spring 91 one end links to each other with the inner wall of shell body 8, and the first spring 91 other end links to each other with first movable block 31 butt, and first spring 91 cover is located on first connecting piece 1.
When the embodiment is used, the damper is placed between the first connecting beam and the second connecting beam, when a small earthquake occurs, the first connecting beam and the second connecting beam sway left and right, the first connecting piece 1 and the second connecting piece 2 are driven to sway left and right, the first damping part 3 and the second damping part 4 play a role, wherein the motion process of the first damping part 3 is taken as an example, the first connecting piece 1 moves rightwards, the first movable block 31 moves rightwards, the rack 321 on the first movable block 31 drives the first gear 322 to rotate, the first gear 322 drives the second gear 323 to rotate, and the rotating shaft 33 drives the rotating blade 34 to stir damping fluid in the damping fluid storage chamber 35 to play an energy dissipation and shock absorption role.
When the earthquake degree is large, that is, the shaking degree between the first coupling beam and the second coupling beam is large, so that the first damping part 3 and the third damping part 5 cannot play a good energy dissipation role, and the horizontal movement distance between the first movable block 31 and the second movable block 51 is far away from the gear set 32, the second damping part 4 starts to play a role at this moment, when the first movable block 31 continues to shake rightwards, the second damping part 4 is extruded, the energy dissipation part 43 in the second damping part 4 enters a yielding stage, firstly, the first energy dissipation part 431 performs friction energy dissipation in the oval through hole 421, and if the vibration strength is large, the first energy dissipation part 431 cannot continue to move in the oval through hole 421, and the second energy dissipation part 432 enters a yielding deformation stage, so that a good multi-stage energy dissipation role is played.
It is understood that the damper in the present embodiment has a return function due to the presence of the spring.
It can be understood that, in order to fix the position of the gear set, the first gear shaft is connected with the inner wall of the outer shell through a connecting rod, and a right bearing is arranged between the connecting rod and the first gear.
It can be understood that the bottom of the damping fluid storage chamber is connected with the inner wall of the outer shell, and a sealing bearing is arranged between the damping fluid storage chamber and the rotating shaft.
The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments. In particular, for the system embodiment, since it is substantially similar to the method embodiment, the description is simple, and for the relevant points, reference may be made to the partial description of the method embodiment.
The above description is only an example of the present application and is not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.
Claims (10)
1. A coupling beam damper is characterized by comprising a connecting part and a damping part,
the connecting part comprises a first connecting piece and a second connecting piece, one end of the first connecting piece is connected with the first connecting beam, the other end of the first connecting piece is connected with one end of the damping part, one end of the second connecting piece is connected with the second connecting beam, and the other end of the second connecting piece is connected with the other end of the damping part;
the damping part comprises a first damping part and a second damping part which are arranged in a matched mode, the first damping part comprises a first movable block, one end of the first movable block is connected with the first connecting piece, the other end of the first movable block is connected with the second damping part, the first damping part further comprises a gear set, the gear set is arranged at the upper end and the lower end of the first movable block respectively, the gear set is connected with rotating blades through a rotating shaft, and the rotating blades are arranged in the damping liquid storage chamber; the second damping portion comprises an upper connecting plate, a lower connecting plate and an energy consumption portion, and two ends of the energy consumption portion are connected with the upper connecting plate and the lower connecting plate respectively.
2. The connecting beam damper as claimed in claim 1, wherein the gear set comprises racks disposed at upper and lower ends of the first movable block, the gear set further comprises a first gear and a second gear, the first gear is meshed with the racks, the second gear is meshed with the first gear, and a center of the second gear is connected with the rotary blade through the rotating shaft.
3. The connecting beam damper as claimed in claim 1, wherein the energy dissipation part in the second damping part comprises a first energy dissipation part and a second energy dissipation part which are connected, the first energy dissipation part and the second energy dissipation part are arranged perpendicularly, one end of the first energy dissipation part is connected with the lower connecting plate, one end, far away from the first energy dissipation part, of the second energy dissipation part is connected with the upper connecting plate, the first energy dissipation part is a round rod, an oval through hole matched with the round rod is formed in a side plate of the lower connecting plate, and the cross section area of the oval through hole is larger than that of the round rod.
4. The connecting beam damper as claimed in claim 3, wherein a first groove for placing a round bar is arranged in the lower connecting plate, the first groove is matched with the oval through hole, and two ends of the round bar extend out of the oval through hole.
5. The connecting beam damper as claimed in claim 4, wherein the round bar is provided with a limit pin and a limit hole which are matched with each other, the limit pin is inserted into the limit hole, the limit pin is arranged on the periphery of the lower connecting plate, and the cross-sectional area of the limit pin is larger than that of the oval through hole.
6. The connecting beam damper as claimed in claim 5, wherein the second energy dissipating member is a conical energy dissipating bar, the upper end of the conical energy dissipating bar is connected to the upper connecting plate, and the lower end of the conical energy dissipating bar is connected to the lower connecting plate; the diameter of the upper end of the conical energy consumption rod is larger than that of the lower end of the conical energy consumption rod, and the diameter of the upper end of the conical energy consumption rod is 1.1-1.5 times that of the lower end of the conical energy consumption rod.
7. The coupling beam damper as claimed in claim 6, wherein the upper end of the conical energy dissipation rod is connected to the upper connection plate through a connection column, the connection column is parallel to the first energy dissipation member, the connection column is a rectangular connection column, the upper connection plate comprises two side plates, and a rectangular through hole matched with the rectangular connection column is formed in each side plate.
8. The connecting beam damper as claimed in claim 1, further comprising a third damping portion, wherein the third damping portion has the same structure as the first damping portion, the third damping portion is symmetrically arranged with the first damping portion, the second damping portion is arranged between the first damping portion and the third damping portion, the third damping portion includes a second movable block therein, one end of the second movable block is connected with one end of the second connecting member, which is far away from the second connecting beam, and the other end of the second movable block is connected with the second damping portion.
9. The connecting beam damper as claimed in claim 8, further comprising an outer housing, wherein the first damping portion, the second damping portion and the third damping portion are disposed in the outer housing, one end of the first connecting member, which is away from the first connecting beam, passes through the outer housing to be connected with the first movable block, and one end of the second connecting member, which is away from the second connecting beam, passes through the outer housing to be connected with the second movable block.
10. The connecting beam damper as claimed in claim 9, wherein the first connecting member and the second connecting member are respectively provided with a first spring and a second spring, one end of the first spring is connected with the inner wall of the outer housing, the other end of the first spring is connected with the first movable block in an abutting manner, and the first spring is sleeved on the first connecting member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922420386.2U CN211572067U (en) | 2019-12-26 | 2019-12-26 | Coupling beam damper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922420386.2U CN211572067U (en) | 2019-12-26 | 2019-12-26 | Coupling beam damper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211572067U true CN211572067U (en) | 2020-09-25 |
Family
ID=72552131
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922420386.2U Active CN211572067U (en) | 2019-12-26 | 2019-12-26 | Coupling beam damper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211572067U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112963001A (en) * | 2021-02-08 | 2021-06-15 | 华北水利水电大学 | Construction method and reinforcing structure for completely cutting off heavy reinforcement of existing connecting beam |
| CN113028239A (en) * | 2021-03-19 | 2021-06-25 | 浙江大学 | Weight type attitude self-stabilizing device |
| CN114364188A (en) * | 2022-03-21 | 2022-04-15 | 南通杨天机电设备有限公司 | Anti-seismic 5G communication cabinet |
-
2019
- 2019-12-26 CN CN201922420386.2U patent/CN211572067U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112963001A (en) * | 2021-02-08 | 2021-06-15 | 华北水利水电大学 | Construction method and reinforcing structure for completely cutting off heavy reinforcement of existing connecting beam |
| CN112963001B (en) * | 2021-02-08 | 2022-11-11 | 华北水利水电大学 | Construction method and reinforcing structure for completely cutting off heavy reinforcement of existing connecting beam |
| CN113028239A (en) * | 2021-03-19 | 2021-06-25 | 浙江大学 | Weight type attitude self-stabilizing device |
| CN114364188A (en) * | 2022-03-21 | 2022-04-15 | 南通杨天机电设备有限公司 | Anti-seismic 5G communication cabinet |
| CN114364188B (en) * | 2022-03-21 | 2022-05-31 | 南通杨天机电设备有限公司 | Anti-seismic 5G communication cabinet |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN211572067U (en) | Coupling beam damper | |
| CN110016962B (en) | Anti-seismic steel structure support | |
| CN105552813A (en) | Collision energy-dissipation spacing rod | |
| CN110593470B (en) | High-strength support structure for stone curtain wall | |
| CN110158803A (en) | The multi-direction damping of shock isolating pedestal is with drawing-resisting device and its every oscillation damping method | |
| CN110142813A (en) | A kind of cutter damping device | |
| CN110206179B (en) | Three-dimensional amplification type viscous damper | |
| CN209812309U (en) | High-end equipment manufacturing mechanical arm bracket | |
| CN210440293U (en) | Fan special for water pool | |
| CN113983117B (en) | Three-way vibration reduction mechanism and working method thereof | |
| CN111779142B (en) | Replaceable energy consumption connecting assembly for connecting beam column of fabricated building | |
| CN201553987U (en) | Built-in dragline hydraulic damper | |
| CN110513424B (en) | Shock absorber for automobile parts | |
| CN214033346U (en) | Horizontal omnidirectional displacement amplification type friction damper | |
| CN208151847U (en) | A kind of bridge aseismic devices | |
| CN210201693U (en) | Novel voice coil motor | |
| CN211820509U (en) | High-strength spring with good shock absorption | |
| CN208411648U (en) | A kind of automobile storage battery lightweight mounting plate | |
| CN203285904U (en) | Tuned mass damper for wind generating set | |
| CN213653840U (en) | Friction coupling beam damper | |
| CN202435181U (en) | Silent mounting bracket structure | |
| CN212497698U (en) | Mechanical equipment rack | |
| CN215059235U (en) | High-strength heavy-load planetary reducer | |
| CN220578027U (en) | Damping device of container and container | |
| CN215451635U (en) | Battery steel casing with buffering shock-absorbing function |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |