CN210288752U - Damping grounding type fabricated reinforced concrete tuned mass damping wall - Google Patents
Damping grounding type fabricated reinforced concrete tuned mass damping wall Download PDFInfo
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- CN210288752U CN210288752U CN201920246084.5U CN201920246084U CN210288752U CN 210288752 U CN210288752 U CN 210288752U CN 201920246084 U CN201920246084 U CN 201920246084U CN 210288752 U CN210288752 U CN 210288752U
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Abstract
The utility model relates to a harmonious quality damping wall of damping ground connection type assembled reinforced concrete, include structure roof beam, structure post, precast concrete wall body, go up connected node, horizontal spring, distribution sliding support, wall body concatenation node and bottom connected node, it is a plurality of structure roof beam and a plurality of the structure post constitutes the main structure, be connected through last connected node, horizontal spring and distribution sliding support between main structure and the precast concrete wall body respectively, precast concrete wall body passes through bottom connected node and is connected with ground. The utility model discloses damping wall comes temporarily at wind disaster, earthquake, takes place frequency modulation resonance with the main structure, the energy of dissipation main structure to the protection main structure, and the damping is effectual, the displacement angular distribution between the layer more even, improve the structural damage mode, corrosion-resistant and fire-resistant can be good, the simple structure, the degree of assembling height.
Description
Technical Field
The utility model relates to a civil engineering antidetonation structure system technical field, concretely relates to harmonious quality damping wall of damping grounding type assembled reinforced concrete.
Background
Earthquake is one of the most destructive disasters, and the strong earthquake in recent years causes huge personnel loss and property loss. However, China is one of the regions with frequent earthquake disasters in the world, and the earthquake of more than 5 grades occurs in China for 19 times only in 2017. How to actively improve the earthquake-proof and disaster-proof capability of the engineering structure has important significance for guaranteeing the life and property safety of people and stabilizing the social and economic development. With the continuous development of the disaster prevention and shock absorption theory and technology of engineering structures, the design concept is gradually developed from shock resistance to new concepts such as shock absorption, shock isolation and the like, and various corresponding devices are also greatly developed, such as viscous dampers, rubber shock isolation supports, swing walls and the like.
The dynamic vibration absorber is a substructure attached to a main structure, generally comprises three main elements of mass, rigidity and damping, and has wide application in the fields of aerospace, machinery, civil engineering and the like. Currently in the civil engineering field, this type of device is used more for wind and seismic control of high-rise, high-rise structures, called Tuned Mass Damper (TMD). Some devices such as a permanent magnet type suspension horizontal tuned mass damper (CN204098268U), a pendulum type eddy current tuned mass damper device (CN103132628A) and the like are disclosed. The device is characterized in that a solid such as steel, lead blocks and the like is used as a mass unit, and a spring unit and a damping unit are arranged between the mass of the solid and a main structure to form a vibrator system for absorbing and dissipating vibration energy in the main structure.
Since the dynamic vibration absorber usually occupies a certain building space, the concept of utilizing original components of the structure is gradually developed, such as an integrated tuned mass damping wall (CN105672516B) authorized by the applicant. However, the damping units of the tuned damping walls are still connected between the mass units and the main body structure, and the tuned damping walls are still a type of dynamic vibration absorbing device in theory. While another type of damped grounding-type dynamic-vibration absorbing apparatus has been less reported in the field of civil engineering structures at present.
Therefore, the utility model discloses utilize the theory that damping ground connection type dynamic vibration was inhaled, combine the trend of current building industrialization development to make full use of constructs the inherent wall body, designs a novel harmonious quality damping wall of assembled reinforced concrete, makes the damping unit of this wall body link to each other with ground, thereby provides new device for the shock attenuation design of engineering structure.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome the problem that prior art exists, a harmonious mass damping wall of damping grounding type assembled reinforced concrete is provided, can be arranged in the shock attenuation system of newly-built building and the antidetonation reinforcement of existing building among the multilayer structure, can enough utilize grounding type damping fully to improve the shock attenuation effect of general harmonious mass damper, utilize the structure of the thought design reinforced concrete wall of prefabricated assembly simultaneously, realize the industrialization mode of building, reinforce the transformation for newly-built building antidetonation system and existing building and provide a novel harmonious mass damping wall structure.
For realizing above-mentioned technical purpose, reach above-mentioned technological effect, the utility model discloses a following technical scheme realizes:
the damping grounding type assembly reinforced concrete tuned mass damping wall comprises structural beams, structural columns, a prefabricated concrete wall body, upper connecting nodes, horizontal springs, distributed sliding supports, wall body splicing nodes and bottom connecting nodes, wherein the structural beams and the structural columns are connected to form a main structure, the main structure is connected with the prefabricated concrete wall body through the upper connecting nodes, the horizontal springs and the distributed sliding supports, and the prefabricated concrete wall body is connected with the ground through the bottom connecting nodes.
Further, the precast concrete wall body comprises longitudinal distribution muscle, transverse distribution muscle and concrete, longitudinal distribution muscle and transverse distribution muscle are arranged along precast concrete wall body length and direction of height equidistance respectively to arrange two-layer or multilayer according to precast concrete wall body thickness, be equipped with the concrete between every layer, follow a plurality of holes have been seted up to precast concrete wall body length direction, through fill the object in the hole and adjust precast concrete wall body weight, connect through wall body concatenation node between the precast concrete wall body.
Furthermore, the wall splicing node comprises an embedded joint bar, a grouting hole and an embedded wall, wherein the embedded wall is a protruding part of the precast concrete wall and is used for embedding a corresponding groove part of the upper precast concrete wall, the grouting hole is formed in the precast concrete wall, the lower half part of the embedded joint bar is precast and cast in place in the precast concrete wall, and the upper half part of the embedded joint bar is inserted into the grouting hole of the upper precast concrete wall and is filled with mortar through the grouting hole.
Furthermore, the grouting hole is in an inverted L shape, the vertical part of the grouting hole is used for inserting the embedded joint bar, and the horizontal part of the grouting hole is used for grouting equal-strength mortar.
Furthermore, go up connected node by the top crossbeam, hang in midair the track, hang in midair pulley, top shaft, hang in midair the outsourcing concrete and hang in midair the pre-buried steel sheet and constitute, top crossbeam both ends and main structure rigid coupling, hang in midair the track and weld in top crossbeam bottom flange, hang in midair the pre-buried steel sheet the latter half and bury in precast concrete wall in advance, the first half adopts to hang in midair the outsourcing concrete parcel, it is connected with hanging in midair the pre-buried steel sheet through the top shaft to hang in midair the pulley for undertake precast concrete wall some gravity, and roll along hanging in mida.
Furthermore, the top cross beam is welded with H-shaped steel or an I-shaped section and is provided with corresponding stiffening rib plates, and a small gap is kept between the lower end of the suspension track and the top end of the precast concrete wall body.
Further, horizontal spring comprises spring and sleeve, the sleeve both ends respectively with precast concrete wall body and main structural connection, the spring sets up in the sleeve outside for inject the spring direction of deformation, avoid the off-plane too big accident to rock.
Further, the distribution sliding support comprises an upper sliding support, a lower sliding support and a sliding layer, the upper sliding support is connected to the precast concrete wall, the lower sliding support is connected to the main structure, the sliding layer is slidably arranged between the upper sliding support and the lower sliding support, and the sliding layer is a smooth sliding layer or a sliding layer with certain friction force.
Furthermore, the bottom connecting node is composed of a connecting wheel wall body, a limiting side plate, a bottom pulley, a bottom wheel shaft, a damper and a fixed node, the connecting wheel wall body is connected with the precast concrete wall body through a wall splicing node, the bottom wheel shaft is embedded in a groove in the bottom of the connecting wheel wall body, the bottom pulley is rotatably installed on the bottom wheel shaft, the lower edge of the bottom pulley is in contact with the ground and is used for bearing the weight of part of the precast concrete wall body and rolling on the ground, two ends of the damper are respectively hinged to the fixed node and the connecting wheel wall body, the fixed node is fixedly connected to the ground, and the limiting side plate is fixed on the ground and is arranged on the outer side of the connecting wheel wall body.
Furthermore, the precast concrete wall body is arranged in a free sliding mode through the upper connecting node, the distributed sliding support and the bottom connecting node and provides a mass unit, the horizontal spring provides rigidity, the damper provides grounding damping, and the upper connecting node, the distributed sliding support and the bottom connecting node bear the mass of the precast concrete wall body together to form a damping grounding type vibration absorber and dissipate earthquake input energy.
The utility model has the advantages that:
the utility model discloses a harmonious quality damping wall of damping grounding type assembled reinforced concrete comes temporarily at wind disaster, earthquake, takes place frequency modulation resonance with the main structure, and the energy of power disaster input main structure is transmitted to harmonious damping wall, and the reciprocating motion of harmonious damping wall causes the attenuator hysteretic deformation, dissipation energy to the protection main structure. Compared with a conventional tuned damper, on one hand, the grounded damping unit enables the damper to have a better vibration reduction effect, and on the other hand, the interlayer displacement angle distribution of the main structure can be more uniform along the wall mass block with the structure height. The prefabricated concrete wall body enables the installation of the device to be convenient and fast, and the corrosion resistance and the fire resistance of the wall body are better than those of a steel structure wall body due to the concrete surface. The device has the advantages of simple structure, strong shock absorption capacity, improved structural damage mode, high assembly degree and the like.
Drawings
Fig. 1 is a schematic view of the overall vertical structure of the present invention;
FIG. 2 is a cross-sectional view taken along line 1-1 of FIG. 1 in accordance with the present invention;
fig. 3 is a schematic view of the structure of the upper connection node of the present invention;
FIG. 4 is a schematic view of the structure of the wall splicing joint of the present invention;
FIG. 5 is a schematic view of the bottom connection node structure of the present invention;
FIG. 6 is a schematic view of the connection structure between the precast concrete wall and the main structure of the present invention;
fig. 7 is a schematic view of the structure of the precast concrete wall of the present invention when the hole is opened.
The reference numbers in the figures illustrate: a structural beam 1; a structural column 2; prefabricating a concrete wall 3; an upper connection node 4; a horizontal spring 5; a distributed sliding support 6; wall splicing nodes 7; a bottom connection node 8; the longitudinal distribution ribs 31; the transverse distribution ribs 32; concrete 33; a top cross member 41; a suspension rail 42; a suspension pulley 43; a top hub 44; hanging the outer concrete 45; suspending the embedded steel plate 46; a spring 51; a sleeve 52; an upper slide support 61; a lower sliding support 62; a sliding layer 63; embedding the inserted bars 71; grouting holes 72; embedded in the wall 73; a fifth wheel wall 81; a limit side plate 82; a bottom pulley 83; a bottom hub 84; a damper 85; the node 86 is fixed.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
As shown in fig. 1 and 2, the damping grounding type fabricated reinforced concrete tuned mass damping wall comprises structural beams 1, structural columns 2, a precast concrete wall body 3, upper connecting nodes 4, horizontal springs 5, distributed sliding supports 6, wall splicing nodes 7 and bottom connecting nodes 8, wherein a plurality of structural beams 1 and a plurality of structural columns 2 are connected to form a main structure, the main structure is a frame structure or other common structural forms, the main structure is connected with the precast concrete wall body 3 through the upper connecting nodes 4, the horizontal springs 5 and the distributed sliding supports 6, and the precast concrete wall body 3 is connected with the ground through the bottom connecting nodes 8.
As shown in fig. 3 to 5, precast concrete wall 3 comprises longitudinal distribution muscle 31, transverse distribution muscle 32 and concrete 33, and longitudinal distribution muscle 31 and transverse distribution muscle 32 adopt the reinforcing bar of standard specification, and the label chooses for use according to the design conventionality with the size, longitudinal distribution muscle 31 and transverse distribution muscle 32 are arranged along 3 length of precast concrete wall and direction of height equidistance respectively to arrange two-layerly or the multilayer according to 3 thickness of precast concrete wall, and satisfy the requirement of concrete protection layer, be equipped with concrete 33 between every layer, according to the weight demand, follow a plurality of holes have been seted up to 3 length direction of precast concrete wall, and the design is the hollow wall form, through be in the hole is filled the object and is adjusted 3 weight of precast concrete wall, connect through concatenation wall node 7 between the precast concrete wall 3.
As shown in fig. 4, the wall splicing node is composed of an embedded joint bar 71, a grouting hole 72 and an embedded wall 73, the embedded wall 73 is a protruding part of the precast concrete wall 3 and is used for being embedded into a corresponding groove part of the upper precast concrete wall 3, the grouting hole 72 is arranged in the precast concrete wall 3, the lower half part of the embedded joint bar 71 is precast and cast in place in the precast concrete wall 3, the upper half part of the embedded joint bar is inserted into the grouting hole 72 of the upper precast concrete wall 3, and mortar is injected through the grouting hole 72.
As shown in fig. 5, the grouting hole 72 is in an inverted L shape, a vertical portion thereof is used for inserting the embedded steel bar 71, and a horizontal portion thereof is used for grouting equal-strength mortar.
As shown in fig. 3, the upper connection node 4 is composed of a top beam 41, a suspension rail 42, a suspension pulley 43, a top axle 44, a suspension outer-wrapped concrete 45 and a suspension embedded steel plate 46, two ends of the top beam 41 are fixedly connected to the main body, the suspension rail 42 is welded to the lower flange of the top beam 41, the lower half of the suspension embedded steel plate 46 is embedded in the precast concrete wall 3, the upper half of the suspension embedded steel plate is wrapped by the suspension outer-wrapped concrete 45, and the suspension pulley 43 is connected with the suspension embedded steel plate 46 through the top axle 44 and is used for bearing a part of the gravity of the precast concrete wall 3 and rolling along the suspension rail 42.
The top cross beam 41 is welded with H-shaped steel or I-shaped cross section and is provided with corresponding stiffening rib plates, and a small gap is kept between the lower end of the suspension rail 42 and the top end of the precast concrete wall 3.
As shown in fig. 6, the horizontal spring 5 is composed of a spring 51 and a sleeve 52, the stiffness and the number of the spring 51 can be obtained by conventional calculation according to the tuning frequency and the mass of the precast concrete wall, two ends of the sleeve 52 are respectively connected with the precast concrete wall 3 and the main structure, and the spring 51 is arranged outside the sleeve 52 and used for limiting the deformation direction of the spring 51 and avoiding excessive unexpected shaking outside the plane.
The distribution sliding support 6 comprises last sliding support 61, lower sliding support 62 and sliding layer 63, it connects on precast concrete wall body 3 to go up sliding support 61, lower sliding support 62 connects on the main structure, in this embodiment, goes up sliding support 61 and becomes the bracket form of falling, passes through wall built-in fitting bolted connection with precast concrete wall body 3, and lower sliding support, 62 make the bracket form, and pass through welding or bolt rigid coupling with the main structure, sliding layer 63 sets up at last sliding support 61 and lower sliding support 62 with sliding layer 63 is smooth sliding layer or the sliding layer that takes certain frictional force for precast concrete wall body 3 keeps fixed when the small-amplitude vibration.
As shown in fig. 5, the bottom connection node 8 is composed of a fifth wheel wall 81, a limit side plate 82, a bottom pulley 83, a bottom wheel shaft 84, a damper 85 and a fixed node 86, the fifth wheel wall 81 is also a prefabricated reinforced concrete member, the land wheel wall 81 is connected with the precast concrete wall 3 through a wall splicing node 7, the bottom wheel shaft 84 is embedded in a groove at the bottom of the land wheel wall 81, the bottom pulley 83 is rotatably mounted on the bottom wheel shaft 84, and the lower edge of the bottom pulley 83 is in contact with the ground for bearing the weight of a part of the precast concrete wall body 3 and rolling on the ground, the damper 85 is selected according to the calculation, a viscous fluid damper or other type of damper can be adopted, two ends of the damper 85 are respectively hinged with the fixed node 86 and the connecting wheel wall 81, the fixed node 86 is fixedly connected to the ground, and the limiting side plate 82 is fixed to the ground and arranged on the outer side of the connecting wheel wall 81.
The precast concrete wall body 3 is arranged in a free sliding mode through the upper connecting node 4, the distributed sliding supports 6 and the bottom connecting node 8 and provides a mass unit, the horizontal spring 5 provides rigidity, the damper 85 provides grounding damping, and the upper connecting node 4, the distributed sliding supports 6 and the bottom connecting node 8 share the mass of the precast concrete wall body 3 to form a damping grounding type vibration absorber and dissipate earthquake input energy.
The following detailed description of the implementation steps of the present invention in specific installation and use is made in combination with the above technical solutions and the accompanying drawings:
1) according to design and construction requirements, the working procedures of building a template, binding longitudinal distribution ribs 31, transverse distribution ribs 32 and stirrups, pouring concrete 33, maintaining and the like are completed in a factory, and the precast concrete wall 3 is manufactured; the suspended embedded steel plates 46 of the upper connecting nodes 4 are embedded in the top precast concrete wall 3, and suspended outer-coated concrete 45 is poured.
2) Machining the top beam 41, the suspension rail 42, the suspension pulleys 43 and the top axle 44 in the upper connection node 4, wherein the suspension rail 42 and the top beam 41 are welded; and (3) manufacturing a connecting wheel wall 81 template of the bottom node 8, binding reinforcing steel bars, pouring concrete, maintaining, and meanwhile connecting the bottom pulley 83 with the connecting wheel wall 81 into a whole through a bottom wheel shaft 84.
3) The limiting side plate 82 and the fixed node 86 are fixedly connected to the ground.
4) In the construction site, the lower sliding support 62 is firstly installed on the structural column 2, and two ends of the top cross beam 41 are connected to the main structure; assembling the precast concrete wall 3, firstly inserting the embedded wall 73 on the lower wall into the upper wall, and injecting mortar through the grouting holes 72; then the connecting wheel wall 81 is connected to the precast concrete wall 3 by the same method; and installing the upper sliding support 61 on the precast concrete wall 3 through the embedded bolts of the wall.
5) And integrally hoisting the precast concrete wall 3, placing an upper sliding support 61 connected with the precast concrete wall 3 on a lower sliding support 62, processing a sliding layer 63 before installation, and properly arranging a temporary support.
6) The horizontal spring 5 is installed by bolting, the top wheel shaft 44 is inserted into the suspension outer covering concrete 45 and the suspension embedded steel plate 46, and the suspension pulley 43 is installed.
7) And after the installation is finished, removing the temporary support.
The principle of the utility model
In the utility model, the precast concrete wall 3 forms a mass unit, the horizontal spring 5 is a stiffness unit, and the damper 85 is a damping unit, so as to form a damping grounding type dynamic vibration absorber; during vibration, the precast concrete wall 3 provides enough rigidity and bearing capacity, so that the whole wall is a whole, the mass of the whole wall is shared by the distributed sliding support 6, the upper connecting node 4 and the bottom connecting node 8, and the upper connecting node 4 and the bottom connecting node 8 limit the precast concrete wall 3 to overturn, so that the precast concrete wall can horizontally slide; when the building structure is subjected to load action such as wind, earthquake and the like and generates lateral vibration, the precast concrete wall body 3 generates reverse vibration due to the principle of tuned resonance, partial vibration energy is transmitted to the damper 85 in the tuned mass damping wall, and the transmitted vibration energy is consumed, so that the structural vibration response is reduced; meanwhile, due to the rigidity of the precast concrete wall 3, the distribution mode of the displacement angle between the structural layers can be changed.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. The utility model provides a harmonious quality damping wall of damping ground connection type assembled reinforced concrete, includes structural beam (1), structural column (2), precast concrete wall body (3), goes up connected node (4), horizontal spring (5), distribution slip support (6), wall body concatenation node (7) and bottom connected node (8), its characterized in that, and is a plurality of structural beam (1) and a plurality of structural column (2) are connected and are constituteed the main structure, be connected through last connected node (4), horizontal spring (5) and distribution slip support (6) respectively between main structure and precast concrete wall body (3), precast concrete wall body (3) are connected with ground through bottom connected node (8), precast concrete wall body (3) comprise longitudinal distribution muscle (31), transverse distribution muscle (32) and concrete (33), longitudinal distribution muscle (31) and transverse distribution muscle (32) are respectively along precast concrete wall body (3) length and transverse distribution muscle (3) length and concrete wall body (32) The direction of height is equidistant to be arranged to arrange two-layer or multilayer according to precast concrete wall body (3) thickness, be equipped with concrete (33) between every layer, follow a plurality of holes have been seted up to precast concrete wall body (3) length direction, through fill object regulation precast concrete wall body (3) weight in the hole, connect through wall body concatenation node (7) between precast concrete wall body (3).
2. The damping grounding type assembly reinforced concrete tuned mass damping wall according to claim 1, wherein the wall splicing node is composed of an embedded joint bar (71), a grouting hole (72) and an embedded wall (73), the embedded wall (73) is a protruding part of the precast concrete wall (3) and is used for being embedded into a corresponding groove part of the upper precast concrete wall (3), the grouting hole (72) is arranged in the precast concrete wall (3), the lower half part of the embedded joint bar (71) is precast and cast in place in the precast concrete wall (3), and the upper half part is inserted into the grouting hole (72) of the upper precast concrete wall (3) and is injected with mortar through the grouting hole (72).
3. The damping grounding type assembly reinforced concrete tuned mass damping wall according to claim 2, characterized in that the grouting holes (72) are in an inverted L shape, the vertical part of which is used for inserting the embedded joint bars (71), and the horizontal part of which is used for grouting equal strength mortar.
4. The damped grounded assembled reinforced concrete tuned mass damping wall as claimed in claim 1, it is characterized in that the upper connecting node (4) consists of a top cross beam (41), a suspension track (42), a suspension pulley (43), a top wheel axle (44), suspension outer-wrapping concrete (45) and suspension embedded steel plates (46), the two ends of the top cross beam (41) are fixedly connected with the main body structure, the suspension rail (42) is welded on the lower flange of the top cross beam (41), the lower half part of the suspension embedded steel plate (46) is embedded in the precast concrete wall body (3), the upper half part is wrapped by suspension outer-wrapped concrete (45), the suspension pulley (43) is connected with a suspension embedded steel plate (46) through a top wheel axle (44), the device is used for bearing a part of the gravity of the precast concrete wall body (3) and rolling along the suspension track (42).
5. The damping grounded assembly type reinforced concrete tuned mass damping wall according to claim 4, characterized in that the top beam (41) is a welded H-section or I-section and is provided with corresponding stiffening ribs, and the lower end of the suspension rail (42) is kept a slight clearance from the top end of the precast concrete wall (3).
6. The damping grounded assembly type reinforced concrete tuned mass damping wall according to claim 1, wherein the horizontal spring (5) is composed of a spring (51) and a sleeve (52), the two ends of the sleeve (52) are respectively connected with the precast concrete wall body (3) and the main structure, the spring (51) is arranged outside the sleeve (52) and used for limiting the deformation direction of the spring (51) and avoiding excessive accidental shaking outside the plane.
7. The damping grounded assembled reinforced concrete tuned mass damping wall according to claim 1, wherein said distributed sliding support (6) is composed of an upper sliding support (61), a lower sliding support (62) and a sliding layer (63), said upper sliding support (61) is connected to the precast concrete wall (3), said lower sliding support (62) is connected to the main structure, said sliding layer (63) is slidingly disposed between the upper sliding support (61) and the lower sliding support (62), said sliding layer (63) is a smooth sliding layer or a sliding layer with certain friction.
8. The damping grounding type assembled reinforced concrete tuned mass damping wall according to claim 1, wherein the bottom connection node (8) is composed of a connecting wheel wall body (81), a limit side plate (82), a bottom pulley (83), a bottom wheel shaft (84), a damper (85) and a fixed node (86), the connecting wheel wall body (81) is connected with the precast concrete wall body (3) through a wall splicing node (7), the bottom wheel shaft (84) is embedded in a bottom groove of the connecting wheel wall body (81), the bottom pulley (83) is rotatably installed on the bottom wheel shaft (84), the lower edge of the bottom pulley (83) is in contact with the ground and is used for bearing part of the weight of the precast concrete wall body (3) and rolling on the ground, two ends of the damper (85) are respectively hinged with the fixed node (86) and the connecting wheel wall body (81), the fixed node (86) is fixedly connected to the ground, and the limiting side plate (82) is fixed to the ground and arranged on the outer side of the connecting wheel wall body (81).
9. The damping grounded assembled reinforced concrete tuned mass damping wall according to claim 8, characterized in that the precast concrete wall (3) is freely slidably arranged through the upper connecting node (4), the distributed sliding support (6) and the bottom connecting node (8) and provides a mass unit, the horizontal spring (5) provides rigidity, the damper (85) provides ground damping, and the upper connecting node (4), the distributed sliding support (6) and the bottom connecting node (8) share the mass of the precast concrete wall (3) to form a damped grounded vibration absorber and dissipate the input energy of earthquake.
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| CN201920246084.5U CN210288752U (en) | 2019-02-27 | 2019-02-27 | Damping grounding type fabricated reinforced concrete tuned mass damping wall |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109898691A (en) * | 2019-02-27 | 2019-06-18 | 苏州科技大学 | A kind of damping earthing type assembled steel reinforced concrete tuning quality damping wall |
| CN112900668A (en) * | 2021-01-19 | 2021-06-04 | 吴页香 | Connection locking device for delaying quick collapse of wall in earthquake |
| CN113089866A (en) * | 2021-03-18 | 2021-07-09 | 兰州大学 | Civil engineering shock attenuation component |
| CN114961389A (en) * | 2022-05-30 | 2022-08-30 | 福建省中霖工程建设有限公司 | Steel plate damping wall for energy dissipation and shock absorption |
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2019
- 2019-02-27 CN CN201920246084.5U patent/CN210288752U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109898691A (en) * | 2019-02-27 | 2019-06-18 | 苏州科技大学 | A kind of damping earthing type assembled steel reinforced concrete tuning quality damping wall |
| CN109898691B (en) * | 2019-02-27 | 2024-04-12 | 苏州科技大学 | Damping grounding type fabricated reinforced concrete tuned mass damping wall |
| CN112900668A (en) * | 2021-01-19 | 2021-06-04 | 吴页香 | Connection locking device for delaying quick collapse of wall in earthquake |
| CN112900668B (en) * | 2021-01-19 | 2022-09-09 | 宇旺建工集团有限公司 | Connection locking device for delaying quick collapse of wall in earthquake |
| CN113089866A (en) * | 2021-03-18 | 2021-07-09 | 兰州大学 | Civil engineering shock attenuation component |
| CN114961389A (en) * | 2022-05-30 | 2022-08-30 | 福建省中霖工程建设有限公司 | Steel plate damping wall for energy dissipation and shock absorption |
| CN114961389B (en) * | 2022-05-30 | 2023-05-09 | 福建省中霖工程建设有限公司 | Steel plate damping wall for energy dissipation and shock absorption |
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