CN215442498U - Composite damper - Google Patents
Composite damper Download PDFInfo
- Publication number
- CN215442498U CN215442498U CN202121776688.4U CN202121776688U CN215442498U CN 215442498 U CN215442498 U CN 215442498U CN 202121776688 U CN202121776688 U CN 202121776688U CN 215442498 U CN215442498 U CN 215442498U
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- Prior art keywords
- base
- damper according
- pipe
- tube
- inner tube
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- 239000002131 composite material Substances 0.000 title abstract description 7
- 238000013016 damping Methods 0.000 claims abstract description 22
- 239000007788 liquid Substances 0.000 claims abstract description 22
- 238000007789 sealing Methods 0.000 claims abstract description 21
- 229910001209 Low-carbon steel Inorganic materials 0.000 claims description 9
- 230000001788 irregular Effects 0.000 claims description 4
- 150000001875 compounds Chemical class 0.000 claims 1
- 238000005265 energy consumption Methods 0.000 description 14
- 230000000694 effects Effects 0.000 description 8
- 239000011435 rock Substances 0.000 description 6
- 239000002184 metal Substances 0.000 description 5
- 238000009434 installation Methods 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 3
- 230000003014 reinforcing effect Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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- Buildings Adapted To Withstand Abnormal External Influences (AREA)
- Vibration Prevention Devices (AREA)
Abstract
The utility model provides a composite damper, which comprises a base and an upper cover plate, wherein the upper cover plate is arranged opposite to the base; two ends of each elastic part of the plurality of elastic parts are respectively connected with the inner pipe and the base; the sealing element is arranged at one end of the outer pipe and connected with the outer wall of the inner pipe, the sealing element, the inner wall of the outer pipe, the outer wall of the inner pipe and the base are enclosed to form a sealing space, and viscous damping liquid is filled in the sealing space.
Description
Technical Field
The utility model belongs to the field of civil engineering anti-seismic and shock absorption, and particularly relates to a composite damper.
Background
The metal damper adopts the metal energy consumption plate, and has the characteristics of simple structure, clear energy consumption mechanism, good durability, low price, convenient replacement and installation and the like, and is widely applied to the building structure to consume earthquake energy, but the existing metal damper generally has low plane rigidity and is easy to partially buckle, so that under the action of complex earthquake load, when the metal energy consumption plate is singly buckled to consume energy, the metal energy consumption plate cannot consume and block the action of larger earthquake load, and the earthquake resistance performance and the integral safety of the building structure can be seriously influenced.
Disclosure of Invention
Aiming at the defects in the prior art, the utility model aims to provide a composite damper to solve the problems in the prior art.
In order to solve the technical problems, the utility model adopts the following technical scheme:
a composite damper comprises a base and an upper cover plate, wherein the upper cover plate is arranged opposite to the base, the damper further comprises an inner pipe, an outer pipe, a plurality of elastic pieces and sealing pieces, the inner pipe and the outer pipe are positioned between the base and the upper cover plate, the outer pipe is sleeved on the inner pipe and keeps a preset distance with the inner pipe to form a cavity, one end of the inner pipe is connected with the upper cover plate, and one end of the outer pipe is connected with the base; the elastic pieces are arranged between the inner tube and the base, and two ends of each elastic piece are respectively connected with one end of the inner tube and the base; the sealing element is arranged at one end of the outer pipe and connected with the outer wall of the inner pipe, the sealing element, the inner wall of the outer pipe, the outer wall of the inner pipe and the base are enclosed to form a sealing space, and viscous damping liquid is filled in the sealing space.
The filling volume of the viscous damping liquid is one third of the sealing space.
The elastic piece is a spring.
The base is further provided with a plurality of cylinders which correspond to the springs one to one, the springs are sleeved on the cylinders, and the length of the springs in a free state is larger than the height of the cylinders.
The height of the column body is two thirds of the length of the spring in a free state.
The elastic pieces are arranged on the inner pipe and the base at equal intervals.
The seal is a piston plate.
The central lines of the inner pipe and the outer pipe are coaxially arranged.
The inner pipe and the outer pipe are both made of corrugated mild steel.
The shapes of the inner pipe and the outer pipe are irregular polygonal columns formed by surrounding corrugated mild steel.
Compared with the prior art, the utility model has the following technical effects:
the damper of the utility model is applied to the beam end of a building, when an earthquake load comes, the whole building can rock up and down, the damper arranged at the beam end can rock up and down under the same force, firstly, the elastic part can be started to generate up-and-down reciprocating motion to realize the purpose of consuming earthquake energy, and simultaneously, the inner tube also generates up-and-down reciprocating motion under the drive of the elastic element to drive the viscous damping liquid in the sealed space to move, the viscous damping liquid rubs against each other and the inner tube and the outer tube to achieve the purpose of consuming earthquake energy, and finally, the purpose of consuming earthquake energy is realized through the self deformation of the inner pipe and the outer pipe, and the damper of the utility model, through gradient energy consumption of multiple mechanisms, the overall energy consumption effect of the damper is improved, stronger earthquake load can be resisted, and the earthquake resistance and the overall safety performance of the damper are improved.
Drawings
FIG. 1 is a schematic view of the overall construction of the damper of the present invention;
FIG. 2 is a front view of the damper of the present invention;
FIG. 3 is a schematic view of the installation structure of the upper cover plate and the inner pipe of the present invention;
FIG. 4 is a schematic view of the mounting arrangement of the base with the inner and outer tubes and the seal of the present invention;
FIG. 5 is an exploded view of the base and inner and outer tubes and seals of the present invention;
FIG. 6 is a top view of the base of the present invention;
FIG. 7 is a schematic structural view of the column and the base of the present invention;
fig. 8 is a schematic structural view of the damper of the present invention applied to a beam end of a building.
The meaning of the individual reference symbols in the figures is:
1-base, 2-upper cover plate, 3-inner tube, 4-outer tube, 5-cavity, 6-elastic piece, 7-sealing piece, 8-column and 9-beam end.
The present invention will be explained in further detail with reference to examples.
Detailed Description
The following embodiments of the present invention are provided, and it should be noted that the present invention is not limited to the following embodiments, and all equivalent changes based on the technical solutions of the present invention are within the protection scope of the present invention.
As used herein, directional terms such as "length," "height," and the like, refer to a specific direction on the page in the drawings or to a corresponding direction in space as shown in the drawings.
Example (b):
a composite damper, as shown in fig. 1-8, comprising a base 1 and an upper cover plate 2, wherein the upper cover plate 2 is arranged opposite to the base 1, the damper further comprises an inner tube 3, an outer tube 4, a plurality of elastic members 6 and sealing members 7, the inner tube 3 is sleeved with the outer tube 4 and keeps a preset distance from the inner tube 3 to form a cavity 5, one end of the inner tube 3 is connected with the upper cover plate 2, and one end of the outer tube 4 is connected with the base 1; the elastic pieces 6 are arranged between the inner tube 3 and the base 1, and two ends of each elastic piece 6 are respectively connected with one end of the inner tube 3 and the base 1; sealing member 7 is located the one end of outer tube 4 and with the outer wall connection of inner tube 3, sealing member 7, the inner wall of outer tube 4, the outer wall of inner tube 3 and base 1 enclose and close and form a confined space, confined space is filled with viscous damping liquid.
The damper of the present embodiment is applied to the beam end of the building, the beam end 9 of the building is welded, when the seismic load comes, the whole building can rock up and down, the damper arranged at the beam end can rock up and down under the same force, firstly, the elastic piece 6 is driven to stretch and contract to generate up and down reciprocating motion to realize the purpose of consuming earthquake energy, and simultaneously, the inner tube 3 also generates up-and-down reciprocating motion under the drive of the elastic piece 6 to drive the viscous damping liquid in the cavity 5 to move, the viscous damping liquid rubs against each other and the inner tube 3 and the outer tube 4 respectively, the purpose of consuming earthquake energy can be realized, and finally, the purpose of consuming earthquake energy is realized through the deformation of the inner pipe 3 and the outer pipe, and the damper of the utility model, through gradient energy consumption of multiple mechanisms, the overall energy consumption effect of the damper is improved, stronger earthquake load can be resisted, and the earthquake resistance and the overall safety performance of the damper are improved.
As a preferable mode of this embodiment, the filling volume of the viscous damping liquid is one third of the sealing space.
The filling volume of the viscous damping liquid is one third of the sealing space, the space is provided for the movement of the viscous damping liquid to the maximum extent, the friction capacity of the viscous damping liquid is increased, the contact area of the viscous damping liquid with the inner pipe and the outer pipe is increased, and the friction energy consumption intensity is enhanced.
As a preferable solution of this embodiment, the elastic member 6 is a spring.
The spring is used as an elastic telescopic device common in the mechanical field and has a high-efficiency energy consumption effect.
As a preferable scheme of this embodiment, the base 1 is further provided with a plurality of columns 8 corresponding to the springs one to one, the springs are sleeved on the columns 8, and the length of the springs in a free state is greater than the height of the columns 8.
Wherein, set up cylinder 8 through the position with each spring one-to-one, can play spacing function to the spring, stability in the reinforcing spring reciprocating motion further promotes the stability of this embodiment attenuator, and cylinder 8 can also contact with viscous damping liquid, strengthens the friction power consumption.
As a preferable solution of this embodiment, the height of the column 8 is two thirds of the length of the spring in the free state.
Wherein, the two-thirds of length when setting up the height of cylinder 8 for spring free state still owes when playing limit function to the spring and can guarantee its efficient elastic shrinkage ability, and the power consumption effect is better when reinforcing overall stability.
As a preferable scheme of this embodiment, the elastic members 6 are disposed on the inner tube 3 and the base 1 at equal intervals.
Wherein, set up elastic component 6 equidistant locate on inner tube 3 and base 1, the spring atress is even, and the power consumption is stable.
As a preferred solution of this embodiment, the sealing member 7 is a piston plate.
Wherein, set up sealing member 7 and be the piston plate, when realizing sealed viscous damping liquid that prevents to leak, because of the piston plate is rubber materials constitution, certain elastic expansion function in addition, when the up-and-down reciprocating motion is done to the attenuator, can play auxiliary motion's effect, promotes frictional force, reinforcing power consumption.
As a preferable mode of the present embodiment, the inner tube 3 is disposed coaxially with the center line of the outer tube 4.
The center lines of the inner tube 3 and the outer tube 4 are coaxially arranged, viscous damping liquid in a space 5 formed by the inner tube 3 and the outer tube 4 is uniformly distributed, and energy consumption is uniform and stable.
As a preferable scheme of this embodiment, the inner tube 3 and the outer tube 4 are both made of corrugated mild steel.
The corrugated mild steel is an existing energy consumption material, the energy consumption performance of the corrugated mild steel is higher than that of common steel, the contact area of the corrugated mild steel and viscous damping liquid is increased, and the friction energy consumption effect is improved.
As a preferable scheme of this embodiment, the shapes of the inner tube 3 and the outer tube 4 are irregular polygonal columns formed by surrounding corrugated mild steel.
Wherein, it is irregular polygon prism to set up inner tube 3 and outer tube 4, can increase inner tube 3, outer tube 4 respectively with base 1's connection area on the one hand, strengthens the stability of this embodiment attenuator, and on the other hand can increase the area of contact of viscous damping liquid and inner tube 3 and outer tube 4, has promoted the power consumption's of friction effect.
The application process of the damper of the embodiment at the beam end of the building is as follows:
firstly, the base 1 and the upper cover plate 2 of the damper of the embodiment are arranged in the reserved installation cavity of the beam end 9 of the building, and is welded with the beam end 9 of the building, so that the base 1 and the upper cover plate 2 are respectively flush with the two sides of the beam end of the building, when the building is in an earthquake environment, the whole building can rock up and down, the damper arranged at the beam end 9 rocks up and down under the same force, firstly, the elastic part 6 is driven to stretch and contract to generate up and down reciprocating motion to realize the purpose of consuming earthquake energy, and simultaneously, the inner tube 3 also generates up-and-down reciprocating motion under the driving of the elastic piece 6, viscous damping liquid in the cavity 5 is driven to move, the viscous damping liquid rubs against each other and the inner tube 3 and the outer tube 4 respectively, the purpose of consuming seismic energy can be achieved, and finally the purpose of consuming seismic energy is achieved through the deformation of the inner tube 3 and the outer tube.
Claims (10)
1. The utility model provides a compound attenuator, includes, base (1) and upper cover plate (2), upper cover plate (2) with base (1) sets up relatively, its characterized in that, the attenuator still includes:
the inner pipe (3) and the outer pipe (4) are located between the base (1) and the upper cover plate (2), the outer pipe (4) is sleeved on the inner pipe (3) and keeps a preset distance with the inner pipe (3) to form a cavity (5), one end of the inner pipe (3) is connected with the upper cover plate (2), and one end of the outer pipe (4) is connected with the base (1);
the elastic pieces (6) are arranged between the inner pipe (3) and the base (1), and two ends of each elastic piece (6) are respectively connected with one end of the inner pipe (3) and the base (1);
sealing member (7), locate the one end of outer tube (4) and with the outer wall connection of inner tube (3), sealing member (7), outer tube (4) inner wall, inner tube (3) outer wall enclose with base (1) and close and form a confined space, the confined space intussuseption is filled with viscous damping liquid.
2. The damper according to claim 1, wherein a filling volume of the viscous damping liquid is one third of a sealing space.
3. A damper according to claim 1, characterized in that the elastic member (6) is a spring.
4. The damper according to claim 3, characterized in that the base (1) is further provided with a plurality of columns (8) corresponding to the springs one by one, the springs are sleeved on the columns (8), and the length of the free state of the springs is greater than the height of the columns (8).
5. A damper according to claim 4, characterised in that the height of the cylinder (8) is two thirds of the length of the spring in its free state.
6. Damper according to claim 1, characterised in that the elastic elements (6) are arranged at equal distances on the inner tube (3) and the base (1).
7. A damper according to claim 1, characterized in that the seal (7) is a piston plate.
8. A damper according to claim 1, characterized in that the inner tube (3) is arranged coaxially with the centre line of the outer tube (4).
9. Damper according to claim 1, characterised in that the inner tube (3) and the outer tube (4) are both of corrugated mild steel.
10. A damper according to claim 9, characterized in that the inner tube (3) and the outer tube (4) are both shaped as irregular polygonal columns enclosed by corrugated mild steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121776688.4U CN215442498U (en) | 2021-07-30 | 2021-07-30 | Composite damper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121776688.4U CN215442498U (en) | 2021-07-30 | 2021-07-30 | Composite damper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215442498U true CN215442498U (en) | 2022-01-07 |
Family
ID=79690499
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121776688.4U Expired - Fee Related CN215442498U (en) | 2021-07-30 | 2021-07-30 | Composite damper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215442498U (en) |
-
2021
- 2021-07-30 CN CN202121776688.4U patent/CN215442498U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220107 |