CN213087101U - Metal composite shearing damper - Google Patents
Metal composite shearing damper Download PDFInfo
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- CN213087101U CN213087101U CN202021559051.5U CN202021559051U CN213087101U CN 213087101 U CN213087101 U CN 213087101U CN 202021559051 U CN202021559051 U CN 202021559051U CN 213087101 U CN213087101 U CN 213087101U
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Abstract
The utility model provides a metal composite shears type attenuator, belongs to the building engineering field, including friction core, friction disc, limiting plate, mild steel power consumption board, both sides apron, upper and lower connecting plate is located the upper and lower both sides of attenuator, the fixed friction core that is equipped with of upper and lower connecting plate's upper junction plate downside, the fixed both sides apron that is equipped with of side on the lower connecting plate of upper and lower connecting plate, be equipped with the friction disc between friction core both sides and the both sides apron, the friction disc left and right sides is equipped with the limiting plate, link to each other through the bolt between friction core, friction disc, the both sides apron, both sides tip is equipped with mild steel. The friction mild steel energy dissipation system can well combine a friction damping system with a mild steel energy dissipation mechanism, so that energy input by natural disasters such as earthquakes can be better dissipated in a more intensive small space, and the safety of buildings is protected.
Description
Technical Field
The utility model belongs to the building engineering field, concretely relates to metal complex shears type attenuator.
Background
In recent years, earthquakes, typhoons or other destructive disasters have frequently occurred, and the use of friction-type dampers in the field of building structures is an important way to reduce the loss of persons or property in the building structure. However, in some buildings with special requirements, the construction space is narrow and the special requirements of the use space are met. The traditional friction damper adopts bolts to provide pretightening force between plates, and input energy is dissipated through mutual sliding between the plates. In some engineering projects with small space and great energy consumption capacity, the friction damper is often not enough to exert the energy consumption effect. The conventional friction damper is often not easy to meet the requirements in terms of energy consumption capability. The friction dampers adopted in the traditional building are often arranged in some specific positions, and if larger shock-resistant energy dissipation capacity is needed, other shock-resistant energy dissipation devices need to be additionally arranged on other parts of the building structure, so that the use space of the building structure is greatly wasted.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides a metal composite shears type attenuator, this friction mild steel power consumption system can well combine the friction damping system with mild steel power consumption mechanism, borrow this can be in the energy of natural disasters input such as better dissipation earthquakes of more intensive little space, the safety of protection building.
The utility model adopts the following technical scheme:
the utility model provides a metal composite shears type attenuator, includes friction core, friction disc, limiting plate, mild steel power consumption board, both sides apron, upper and lower connecting plate is located the upper and lower both sides of attenuator, the fixed friction core that is equipped with of upper junction plate downside of upper and lower connecting plate, the fixed both sides apron that is equipped with of side on the lower connecting plate of upper and lower connecting plate, the friction core is arranged in between the apron of both sides, leave the gap between the upper junction plate of both sides apron and upper and lower connecting plate, leave the gap between the lower connecting plate of friction core and upper and lower connecting plate, be equipped with the friction disc between friction core both sides and the both sides apron, the friction disc left and right sides is equipped with the limiting plate, be equipped with the slot hole on the friction core, be equipped with the bolt, The friction plate and the cover plates at the two sides are connected through bolts, and the end parts at the two sides between the upper connecting plate and the lower connecting plate are provided with soft steel energy dissipation plates.
Furthermore, the limiting plate is fixedly connected with the cover plates on the two sides, and a gap is reserved between the limiting plate and the friction core plate.
Furthermore, a gasket is arranged between the bolt and the cover plates on the two sides.
Furthermore, the friction plate is a metal material friction plate or a non-metal material friction plate or a brake plate or a composite material friction plate.
Further, the gasket is a common metal gasket or a check gasket.
Further, the soft steel energy dissipation plate is provided with a hollowed-out shape, and the hollowed-out shape is a diamond shape, a rectangular shape, a triangular shape, a circular shape, a square shape, a parallelogram shape, a polygon shape or other shapes.
Further, the damper is mounted in the structure in the form of wall type connection, support type connection and beam type connection.
The friction mild steel energy dissipation system can well combine a friction damping system with a mild steel energy dissipation mechanism, so that energy input by natural disasters such as earthquakes can be better dissipated in a more intensive small space, and the safety of buildings is protected. The structure energy consumption characteristic of the traditional friction damper can be well improved through the cooperation of the mild steel energy consumption steel plate and the friction damping system, the composition of mild steel energy consumption is increased in the installation space of the original friction damper, the intensive property is achieved, and the composition of small volume has better use prospect.
The utility model discloses an advantage and effect do:
the utility model discloses a metal complex shears type attenuator, this friction mild steel power consumption system can well combine the friction damping system with mild steel power consumption mechanism, borrow this can be in the energy of natural disasters input such as better dissipation earthquakes of intensive little space more, the safety of protection building. The structure energy consumption characteristic of the traditional friction damper can be well improved through the cooperation of the mild steel energy consumption steel plate and the friction damping system, the composition of mild steel energy consumption is increased in the installation space of the original friction damper, and the composition of the small volume has better use prospect.
The utility model discloses a metal composite shears type attenuator, the subassembly is easily assembled, can process in the mill in advance, and the construction progress of this part of acceleration that can be very big is assembled fast to the friction damper. The advantages of the mild steel energy consumption and friction energy consumption system are combined, the characteristics of energy consumption of the mild steel energy consumption and friction energy consumption can be exerted in an intensive small space, and the characteristics of small space application are met. The utility model discloses destroy the part single can dismantle, accomplish the back as the function performance, change friction plate and mild steel power consumption board. The use can be continued.
Drawings
FIG. 1 is a schematic view of the metal composite shearing damper of the present invention;
FIG. 2 is a schematic view of a metal composite shear type damper bolt arrangement;
FIG. 3 is a schematic top view of a metal composite shear-type damper;
FIG. 4 is a schematic view of a friction core plate, a friction plate and a cover plate of a metal composite shear type damper
FIG. 5 is a schematic view of a metal composite shear damper wall connection;
FIG. 6 is a schematic diagram of the energy consumption of the metal composite shear damper;
FIG. 7 is a schematic view of a metal composite shear type damper beam-coupled connection;
FIG. 8 is a schematic view of a metal composite shear type damper supported connection.
The components in the figure: 1 is a friction core plate, 2 is a friction plate, 3 is a limit plate, 4 is a soft steel energy dissipation plate, 5 is two side cover plates, 6 is an upper connecting plate and a lower connecting plate, 7 is a high-strength bolt, 8 is a nut, 9 is a gasket, 10 is a metal composite shearing damper, 11 is a structural beam, 12 is a structural column, 13 is a cantilever wall, 14 is a connecting beam, 15 is a shearing wall limb, and 16 is a support.
Detailed Description
The present invention will be further explained with reference to the drawings and the embodiments.
As shown in fig. 1-4, the utility model relates to a metal composite shearing damper, the structural system thereof mainly comprises friction core, friction disc, limiting plate, mild steel power consumption board, both sides apron, upper and lower connecting plate, high-strength bolt, nut, gasket. The damper comprises a friction core plate 1, friction plates 2 which are mutually contacted with the friction core plate 1 and correspond to holes, limiting plates 3 which are arranged at two ends of each friction plate 2, two side cover plates 5 which are connected with the friction plates 2 and the limiting plates 3, upper and lower connecting plates 6 which are arranged at the upper and lower sides of a metal composite shearing damper and are respectively connected with the friction core plate 1 and the two side cover plates 5 from top to bottom, soft steel energy consumption plates 4 which are arranged at two sides of the metal composite shearing damper and are connected with the upper and lower connecting plates 6, high-strength bolts 7 which penetrate through the friction core plate 1, the friction plates 2 and the two side cover plates 5, nuts 8 which are screwed at the other side of the high-strength bolts 7, and gaskets 9 which are distributed at two sides to be contacted with the two side. Metal material friction plates, non-metal material friction plates, brake pads and other composite material friction plates. The gasket 9 is divided into a common metal gasket and a check gasket. The mild steel energy dissipation plate 4 is made of mild steel energy dissipation materials, and the shape of the mild steel energy dissipation plate can be hollow rhombus and other shapes. The hollow-out design of the mild steel energy dissipation plate is used for two reasons: firstly, from the angle of uniform stress, the design is in the shape of rhombus and the like; secondly, the self weight of the damper is lightened to a certain degree.
The utility model provides a metal composite shears type attenuator, upper and lower connecting plate link to each other with the cantilever wall among the building structure, and the friction mechanism that subassembly such as mild steel power consumption board and friction core were constituteed consumes energy jointly, makes up into effectual power consumption system, and then dissipates seismic energy in less space.
Installation description:
(1) the friction core plate, the friction plates, the limiting plates, the soft steel energy dissipation plates, the two side cover plates, the upper connecting plates and the lower connecting plates are all pre-processed in a factory, wherein the limiting plates and the friction plates are connected with the two side cover plates in a firm connection mode such as welding.
(2) High strength bolts, nuts, gaskets, etc. should be purchased from regular channels according to the specifications and can be preassembled according to this novel form of use.
(3) In actual engineering projects, the upper and lower connecting plates are directly connected with embedded parts in upper and lower cantilever walls in the structure, and after a plurality of positioning processes are completed, a torque wrench with controllable torque is adopted to complete final assembly.
(4) The setting of cantilever wall should be along with the unified setting of arrangement of beam column in the structural mounting, and the reinforcing bar cage beam column reinforcing bar that will make in advance combines, and subsidiary built-in fitting is unified again and is pour.
(5) It should be noted that when welding, the mild steel material should be subjected to stress concentration and the like according to the requirements in the specification.
The utility model discloses some optimization can also be made according to the particular case, and it can change the part and mainly include the quantity of mild steel power consumption board, the combination that the bolt was arranged etc..
Example 1
The utility model discloses the installation form of attenuator in the structure is connected for the wall formula:
as shown in fig. 5, structure roof beam 11 links to each other with structure post 12 is perpendicular, the utility model discloses a metal complex is sheared type attenuator 10 and is installed between cantilever wall 13 between structure roof beam 11, and the built-in fitting in the cantilever wall directly links to each other from top to bottom to after accomplishing many item positioning process, adopt the controllable torque wrench of moment of torsion to accomplish final equipment, the setting of cantilever wall, should be along with the unified setting of arrangement of beam column in the structural installation, the reinforcing bar cage beam column reinforcing bar that will make in advance combines, subsidiary built-in fitting, unified pouring again. The structural energy consumption characteristic of the traditional friction damper can be well improved through the matching of the mild steel energy consumption steel plate and the friction damping system. When an earthquake occurs, the energy input by the earthquake enables the structural frame to generate interlayer displacement, the displacement is transmitted to the cantilever wall through the structural beam, the upper cantilever wall and the lower cantilever wall generate relative dislocation, the upper connecting plate and the lower connecting plate are connected with the cantilever wall through the plates which are connected with each other, and the relative displacement is generated so as to consume the earthquake energy.
Example 2
The utility model discloses the installation form of attenuator in the structure is even beam type and connects:
as shown in fig. 7, the coupling beam 14 is vertically connected to the shear wall limbs 15, and the metal composite shear damper 10 of the present invention is installed between the shear wall limbs 15. In a residential project, a connecting beam structure is often formed due to the fact that holes need to be formed in a shear wall, the connecting beam in the structure is replaced or optimized through a damper in a connecting beam type connection mode, the stress of vertical dislocation in the original connecting beam is transmitted, the left upper connecting plate and the right upper connecting plate are subjected to relative dislocation after the damper is rotated, and the energy consumption effect is achieved.
Example 3
The utility model discloses the installation form of attenuator in the structure is the support formula and connects:
as shown in fig. 8, the structural beam 11 is vertically connected to the structural column 12, the support 16 with X-shaped distribution is provided between the structural beams, and the central point of the support 16 with X-shaped distribution is provided with the metal composite shear damper 10 of the present invention. The steel supports used for supporting type connection are directly connected with the structural beam column nodes, when an earthquake occurs, interlayer displacement of the beam column is directly transmitted to the upper connecting plate and the lower connecting plate of the damper through the steel supports and the joists of the nodes, and then the damper is dislocated left and right, so that the energy consumption effect is achieved.
Claims (6)
1. The utility model provides a metal composite shears type attenuator which characterized in that: the damper comprises a friction core plate (1), friction plates (2), limiting plates (3), a soft steel energy dissipation plate (4), two side cover plates (5), an upper connecting plate and a lower connecting plate (6), wherein the upper connecting plate and the lower connecting plate (6) are positioned at the upper side and the lower side of the damper, the friction core plate (1) is fixedly arranged at the lower side of the upper connecting plate and the lower connecting plate of the lower connecting plate (6), the two side cover plates (5) are fixedly arranged at the upper side and the lower side of the friction core plate (1), the friction core plate (1) is arranged between the two side cover plates (5), a gap is reserved between the two side cover plates (5) and the upper connecting plate of the upper connecting plate and the lower connecting plate (6), the friction plates (2) are arranged between the two sides of the friction core plate (1) and the two side cover plates (, the friction core plate is characterized in that a long hole is formed in the friction core plate (1), bolt holes are formed in the friction plate (2) and the two side cover plates (5), the long hole is matched with the bolt holes in position, the friction core plate (1), the friction plate (2) and the two side cover plates (5) are connected through bolts, and the end portions of the two sides between the upper connecting plate and the lower connecting plate (6) are provided with soft steel energy dissipation plates (4).
2. A metal composite shear damper according to claim 1, further comprising: the limiting plate (3) is fixedly connected with the cover plates (5) at the two sides, and a gap is reserved between the limiting plate and the friction core plate (1).
3. A metal composite shear damper according to claim 1, further comprising: and a gasket is arranged between the bolt and the cover plates (5) at the two sides.
4. A metal composite shear damper according to claim 3, wherein: the gasket is a metal gasket or a locking gasket.
5. A metal composite shear damper according to claim 1, further comprising: the soft steel energy dissipation plate (4) is provided with a hollowed-out shape, and the hollowed-out shape is triangular, circular, square or parallelogram.
6. A metal composite shear damper according to claim 1, further comprising: the installation form of the damper in the structure is wall type connection, support type connection and coupling beam type connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021559051.5U CN213087101U (en) | 2020-07-31 | 2020-07-31 | Metal composite shearing damper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021559051.5U CN213087101U (en) | 2020-07-31 | 2020-07-31 | Metal composite shearing damper |
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| CN213087101U true CN213087101U (en) | 2021-04-30 |
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| CN202021559051.5U Active CN213087101U (en) | 2020-07-31 | 2020-07-31 | Metal composite shearing damper |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113389288A (en) * | 2021-06-04 | 2021-09-14 | 大连交通大学 | Self-resetting coupling beam with composite energy consumption mechanism |
| CN113756447A (en) * | 2021-09-14 | 2021-12-07 | 江苏海洋大学 | Energy consumption node for connecting prefabricated shear wall and connecting beam and assembling method thereof |
| CN114150915A (en) * | 2021-12-15 | 2022-03-08 | 四川大学 | Shearing-friction coupling energy dissipation damper |
| JP7385782B1 (en) * | 2023-04-27 | 2023-11-22 | 鹿島建設株式会社 | friction damper |
-
2020
- 2020-07-31 CN CN202021559051.5U patent/CN213087101U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113389288A (en) * | 2021-06-04 | 2021-09-14 | 大连交通大学 | Self-resetting coupling beam with composite energy consumption mechanism |
| CN113389288B (en) * | 2021-06-04 | 2022-05-31 | 大连交通大学 | Self-resetting coupling beam with composite energy consumption mechanism |
| CN113756447A (en) * | 2021-09-14 | 2021-12-07 | 江苏海洋大学 | Energy consumption node for connecting prefabricated shear wall and connecting beam and assembling method thereof |
| CN113756447B (en) * | 2021-09-14 | 2022-06-14 | 江苏海洋大学 | Energy consumption node for connecting prefabricated shear wall and connecting beam and assembling method thereof |
| CN114150915A (en) * | 2021-12-15 | 2022-03-08 | 四川大学 | Shearing-friction coupling energy dissipation damper |
| JP7385782B1 (en) * | 2023-04-27 | 2023-11-22 | 鹿島建設株式会社 | friction damper |
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