CN113982348A - Combined swinging wall structure - Google Patents
Combined swinging wall structure Download PDFInfo
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- CN113982348A CN113982348A CN202111239342.5A CN202111239342A CN113982348A CN 113982348 A CN113982348 A CN 113982348A CN 202111239342 A CN202111239342 A CN 202111239342A CN 113982348 A CN113982348 A CN 113982348A
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H9/00—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate
- E04H9/02—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate withstanding earthquake or sinking of ground
- E04H9/021—Bearing, supporting or connecting constructions specially adapted for such buildings
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/92—Protection against other undesired influences or dangers
- E04B1/98—Protection against other undesired influences or dangers against vibrations or shocks; against mechanical destruction, e.g. by air-raids
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H9/00—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate
- E04H9/02—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate withstanding earthquake or sinking of ground
- E04H9/021—Bearing, supporting or connecting constructions specially adapted for such buildings
- E04H9/0237—Structural braces with damping devices
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Abstract
The invention provides a combined swinging wall structure which comprises a swinging wall, a building structure and a hinged support, wherein a tension-compression elastic connector is arranged between the swinging wall and the building structure, connecting pieces are correspondingly arranged on the swinging wall and the building structure, and two ends of the tension-compression elastic connector are respectively hinged with the swinging wall and the building structure through the connecting pieces. In order to control the lateral deformation of the building structure, the overall displacement of the building structure is distributed to each floor, the overall energy consumption performance of the building structure under the action of an earthquake is fully exerted, a tension-compression elastic connector is arranged between the building structure and a swinging wall, when the building structure deforms, earthquake fluctuation is transmitted to the swinging wall through the tension-compression elastic connector, at the moment, the tension-compression elastic connector stretches and deforms axially and provides restoring force for the building structure, and meanwhile, damping force is provided when the tension-compression elastic connector deforms axially, and earthquake energy is consumed.
Description
Technical Field
The invention belongs to the technical field of earthquake resistance of civil engineering structures, and particularly relates to a combined swinging wall structure.
Background
In the design process of the building structure in China for years, the structure has enough ductility, but the ductility means that the building structure is damaged and is a necessary link in the earthquake-resistant design of the structure. When the structure is damaged according to an expected damage mode, ductility has significance on the earthquake resistance of the building structure, the yield mechanism of the strong column and weak beam is the safest and the best at present, but the yield mechanism of the strong column and weak beam is difficult to realize due to the large influence of the filled wall on the rigidity of the frame, the integration of the floor slab and the structural beam and other factors. In recent years it has been seen that in many earthquakes, the column-end plastic hinges of the frame structure appear earlier than the beam-ends and tend to concentrate in a certain layer, which is highly disadvantageous. The shear wall is added into the frame structure, so that interlayer displacement is less, and the occurrence of column end plastic hinges is delayed.
However, the shear wall is fixedly connected with the foundation, so that the lateral stiffness is high, the energy is concentrated during earthquake, the earthquake easily occurs at the root, and the maintenance difficulty after the earthquake is high and the cost is high.
Based on this, it is necessary to develop a combined swinging wall structure.
Disclosure of Invention
Aiming at the defects and problems of the existing equipment, the invention provides a combined swinging wall structure which effectively solves the problems that the existing shear wall is fixedly connected with a foundation, the lateral stiffness is large, the energy is concentrated during earthquake, the occurrence at the root is easy, the maintenance difficulty is large after the earthquake, and the cost is high.
The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides a modular wall structure that sways which characterized in that: the swinging wall and the building structure are correspondingly provided with connecting pieces, and two ends of the tension-compression elastic connector are respectively hinged with the swinging wall and the building structure through the connecting pieces; the tension-compression elastic connector comprises an end shaft, a sealing cover, a sleeve, a shaft cover, an intermediate piece and disc springs, wherein the sealing cover and the shaft cover are butted at two ends of the sleeve; the hinged support comprises an upper hinge piece, a lower hinge piece, a hinged plate, a spring support and a viscoelastic damper, the hinged plate is arranged on the corresponding surface of the upper hinge piece and the lower hinge piece along the length direction of the building structure, the hinged plate of the lower hinge piece is positioned on the inner side of the hinged plate of the upper hinge piece, a round hole matched with the hinged plate is formed in the middle of the hinged plate, the hinged plate penetrates through the round hole to fix the upper hinge piece and the lower hinge piece, the spring support and the viscoelastic damper are both installed between the upper hinge piece and the lower hinge piece, and the viscoelastic damper is arranged along the thickness direction of the building structure.
Further, the connecting piece includes bottom plate, two risers, an anchor section of thick bamboo and anchor bar, and two riser intervals are fixed on the bottom plate, and it has the pinhole of the same centre of a circle to open on two risers, and the anchor section of thick bamboo passes through bolted connection on the bottom plate, and the one end that the anchor bar is connected with the anchor section of thick bamboo is provided with the screw thread, and the anchor bar passes through thread tightening with the anchor section of thick bamboo, and sways the wall through anchor bar and anchor section of thick bamboo embedding and fix the connecting piece in with the building structure, is provided with the connecting piece axle between two risers, and connecting piece separation blade is installed to connecting piece axle head portion.
Furthermore, the sticky elastic damper comprises an upper connecting piece, a lower connecting piece, two outer supporting plates, an inner supporting plate, sticky elastic materials and two base plates, the sticky elastic materials are arranged on two surfaces of the inner supporting plate, the viscoelastic materials are fixedly connected with the two outer supporting plates, the upper end of the inner supporting plate is inserted between the two vertical plates of the upper connecting piece and fixed through bolts, the outer supporting plates are sleeved outside the vertical plates of the lower connecting piece, damper base plates are further arranged between the outer supporting plates and the vertical plates of the lower connecting piece in a cushioning mode, and the outer supporting plates, the lower connecting piece and the base plates are fixed through bolts.
Furthermore, the spring support seats are uniformly distributed at four corners of the hinged support seat, the upper connecting piece of the spring support seat is fastened on the panel of the upper hinge piece through bolts, and the support piers of the spring support seat are fastened on the bottom plate of the lower hinge piece through bolts.
Furthermore, square concave cavities are evenly distributed on the outer portion of the middle piece in the circumferential direction, steel balls sliding along the inner wall of the sleeve are arranged in the concave cavities, and the inner end of the end shaft is in threaded connection with the middle piece.
Furthermore, the outer ends of the end shaft and the shaft cover are respectively provided with a joint bearing, each joint bearing comprises an inner ring, an outer ring and a sliding lining, the outer surface of each inner ring is a spherical surface, the inner surface of each inner ring is a cylindrical surface, the outer surface of each outer ring is a cylindrical surface, the inner surface of each outer ring is a spherical surface, the sliding lining is arranged between the inner ring and the outer ring, and the inner surface and the outer surface of each sliding lining are spherical surfaces.
Furthermore, chamfering angles are arranged on two sides of the hinged plates of the upper hinge piece and the lower hinge piece, and reinforcing rib plates are fixed on the corresponding surfaces of the upper hinge piece and the lower hinge piece along the length direction of the building structure.
Furthermore, a hinged joint bearing is installed in the round hole of the hinged plate, the outer surface of the inner ring of the hinged plate is a spherical surface, the inner surface of the hinged plate is a cylindrical surface, the outer surface of the outer ring of the hinged plate is a cylindrical surface, the inner surface of the hinged plate is a spherical surface, and the inner surface and the outer surface of the bush are spherical surfaces.
Furthermore, a sealing cover and a sealing ring are concentrically arranged on the outer side of the sealing cover, and a limiting sheet is fixed on the outer side of the round hole of the upper hinge piece hinging plate.
The invention has the beneficial effects that: aiming at the problems that the existing shear wall is fixedly connected with a foundation, the lateral rigidity is high, the energy is concentrated during earthquake, the shear wall is easy to generate at the root, the maintenance difficulty is high after the earthquake is caused, and the cost is high, the invention provides the combined swinging wall structure which can control the lateral deformation of the building structure and distribute the total displacement to each floor, so that the building structure can play a role of overall energy consumption under the earthquake action, the occurrence of plastic hinges at the column ends is delayed, and the combined swinging wall structure has a certain lateral bearing capacity.
In order to control the lateral deformation of the building structure, the overall displacement of the building structure is distributed to each floor, the overall energy consumption performance of the building structure under the action of an earthquake is fully exerted, a tension-compression elastic connector is arranged between the building structure and a swinging wall, when the building structure deforms, earthquake fluctuation is transmitted to the swinging wall through the tension-compression elastic connector, at the moment, the tension-compression elastic connector stretches and deforms axially and provides restoring force for the building structure, and meanwhile, damping force is provided when the tension-compression elastic connector deforms axially, and earthquake energy is consumed.
In order to reduce the maintenance difficulty after earthquake, the hinged support is arranged at the root of the swinging wall, when an earthquake occurs, the swinging wall swings around the hinged support, the upper hinge piece of the hinged support also rotates along with the hinged support, and the spring support and the viscoelastic damper on the hinged support are symmetrically arranged along the horizontal center line of the hinged support, so that the spring support and the viscoelastic damper are respectively in a tension state and a compression state and provide restoring force, the viscoelastic damper can also consume the swinging energy of the swinging wall while providing the restoring force, namely consume the earthquake energy, and after the earthquake, the spring support and the viscoelastic damper on the hinged support can play a self-resetting function so that the structure of the swinging wall is subjected to residual deformation.
The invention provides a tension-compression elastic connector and a hinged support, which both adopt a bearing as a main component for hinged connection, and the inner surface and the outer surface of a bearing lining are set to be spherical surfaces, so that the inner ring and the outer ring of the bearing can rotate at any angle, and simultaneously can realize small-amplitude swinging, wherein for the tension-compression elastic connector, the tension-compression elastic connector can bear structural deformation forming a certain angle with the axial direction and can provide axial rigidity and axial damping force for the axial component of the deformation, for the hinged support, the swinging wall structure is allowed for the building structure deformation in the weak side direction (the plane outer direction) of the swinging wall, and simultaneously, because the spring support and the viscoelastic type damper are symmetrically arranged by the horizontal central line of the hinged support, the rigidity and the damping moment can be provided for the structural deformation in the weak side direction (the plane outer direction), thereby, the swinging wall structure, the swing is allowed in the weak side direction (out-of-plane direction), the phenomenon that the root hinged part is damaged does not occur, and meanwhile, rigidity and damping force are provided, and the stability is improved.
The steel balls are arranged on the intermediate piece, and the end shaft drives the intermediate piece to axially move inside the sleeve all the time under the action of the supporting force of the steel balls and the function of allowing small-amplitude swinging of the joint bearings at the two ends of the tension-compression elastic connector, so that the end shaft and the intermediate piece do not deflect.
The design of the tension-compression elastic connector allows deformation, so that the disc spring in the tension-compression elastic connector is always in a compression state, the disc spring is not allowed to be in a non-pressure state, meanwhile, the cylinders connecting the sealing cover and the shaft cover and the cylinders on two sides of the middle part have a limiting effect, and when the deformation of the tension-compression elastic connector is close to a limit value, the end surface of the cylinder on one side of the middle part and the end surface of the cylinder of the sealing cover or the shaft cover are mutually propped to realize the limiting effect.
In the invention, the damping fluid is filled in the tension-compression elastic connector, and in the reciprocating motion process of the intermediate piece and the spacing piece, because gaps exist between the intermediate piece and the inner cylinder of the cylinder and between the spacing piece and the inner cylinder of the cylinder, the damping fluid can forcibly and passively penetrate through the gaps to generate damping force to dissipate motion energy, and meanwhile, the deformation of the disc spring and the motion of each internal part can also generate damping force, so that the tension-compression elastic connector can provide axial rigidity and axial damping force.
Drawings
Fig. 1 is a front view of the structure of the present invention.
Fig. 2 is an overall schematic view of the structure of the tension-compression elastic connector of the present invention.
Fig. 3 is a front sectional view of the tension-compression elastic connector structure of the present invention.
Fig. 4 is a front sectional view of the connector intermediate member structure of the present invention.
Fig. 5 is a front sectional view of the shaft cover structure of the connector of the present invention.
Fig. 6 is a front sectional view of the connector cover structure of the present invention.
Fig. 7 is a front sectional view of the joint bearing structure of the connector of the present invention.
Fig. 8 is an overall schematic view of the pivoting support structure of the present invention.
Fig. 9 is a front view of the pivoting support structure of the present invention.
Fig. 10 is an overall schematic view of the lower hinge structure of the present invention.
Fig. 11 is a top sectional view of the lower hinge structure of the present invention.
Fig. 12 is an overall schematic view of the upper hinge structure of the present invention.
Fig. 13 is a front sectional view of the spring support structure of the present invention.
Fig. 14 is a front view showing the structure of the viscoelastic damper according to the present invention.
Fig. 15 is a front sectional view of the bearing structure of the articulated joint of the invention.
Fig. 16 is a front view of the connector structure of the present invention.
Fig. 17 is a top view of a connector structure of the present invention.
Fig. 18 is a schematic view of embodiment 2 of the present invention.
Fig. 19 is a schematic view of embodiment 2 of the present invention.
In the figure, LY, pull and press the elastic connector; LY1, end shaft; LY2, sealing cover; LY3, cannula; LY4, axle cover; LY5, middleware; LY6, steel balls; LY7, spacer; LY8, disc spring; LY9, sealing cover; LY10, sealing ring; LY11, spherical plain bearing; LY11-1, inner ring; LY11-2, outer ring; LY11-3, sliding lining; LY12, limiting cylinder; JZ, hinged support; JZ1, upper hinge; JZ2, lower hinge; JZ3, spring mount; JZ3-1, upper connecting piece; JZ3-2, buttress; JZ3-3, compression spring; JZ4, viscoelastic type damper; JZ4-1, upper connecting piece; JZ4-2, lower connecting piece; JZ4-3, an outer support plate; JZ4-4, inner support plate; JZ4-5, viscoelastic material; JZ4-6, a backing plate; JZ5, articulated shaft; JZ6, knuckle hinge bearing; JZ7, hinge plate; YBQ, rocking wall; JZJG, building structures; LJJ, connecting piece; LJJ1, connector shaft; LJJ2, anchor cylinder; LJJ3, anchor bars; LJJ4 and a connecting piece baffle plate.
Detailed Description
The invention is further illustrated with reference to the following figures and examples.
Example 1: the embodiment aims to provide a combined swinging wall structure which is mainly used for controlling the lateral deformation of a building structure, integrally displacing the building structure under the influence of an earthquake, distributing the earthquake waves to all floors, exerting the integral energy consumption performance of the building structure and delaying the outgoing line of a column end plastic hinge.
As shown in fig. 1, 2, 16 and 17, the swing wall YBQ, the building structure JZJG and the hinged support JZ are included, a tension-compression elastic connector LY is installed between the swing wall YBQ and the building structure JZJG, a connecting piece LJJ is correspondingly installed on the swing wall YBQ and the building structure JZJG, the connecting piece LJJ includes a bottom plate, two vertical plates, an anchor tube LJJ2 and an anchor bar LJJ3, the two vertical plates are fixed on the bottom plate at intervals, concentric pin holes are formed in the two vertical plates, the anchor tube LJJ 7 is connected to the bottom plate through bolts, a thread is arranged at one end of the anchor bar lj 3, which is connected with the anchor tube lj 2, the anchor bar lj 3 and the anchor tube lj 2 are fixed through the thread, and a baffle piece 4 is installed between the anchor bar lj 3 and the anchor tube lj 2, which is embedded into the swing wall YBQ and the building structure jzjj 63g to fix the connecting piece, a shaft jj1 is installed between the anchor bar lj and the pivot-support jj 8236.
As shown in fig. 1, two ends of the tension-compression elastic connector LY are respectively hinged with the swing wall YBQ and the building structure JZJG through a connecting piece LJJ, in order to control the lateral deformation of the building structure JZJG and distribute the seismic waves to each floor through the overall displacement of the building structure JZJG, so as to fully exert the overall energy consumption performance of the building structure JZJG under the action of the earthquake, the tension-compression elastic connector LY is arranged between the building structure JZJG and the swing wall YBQ, when the building structure JZJG deforms, the seismic waves are transmitted to the swing wall YBQ through the tension-compression elastic connector LY, and at the moment, the tension-compression elastic connector LY axially deforms in an expansion mode and provides restoring force for the building structure JZJG, and simultaneously provides damping force and consumes the seismic energy when the tension-compression elastic connector axially deforms.
As shown in fig. 2, 3, 4, 5, 6 and 7, the pull-press elastic connector LY includes an end shaft LY1, a cover LY2, a sleeve LY3, a shaft cover LY4, an intermediate member LY5 and a disc spring LY8, a seal cover LY9 and a seal ring LY10 are concentrically installed outside the cover LY2, the outer ends of the end shaft LY1 and the shaft cover LY1 are each provided with a spherical joint bearing LY1, the joint bearing LY1 includes an inner race LY 1-1, an outer race LY 1-2 and a slide liner LY 1-3, the outer surface of the inner race LY 1-1 is spherical, the inner surface is cylindrical, the outer surface of the outer race LY 1-2 is cylindrical, the slide liner 1-3 is disposed between the inner race LY 1-1 and the outer race LY 1-2, the inner and outer surfaces of the slide liner LY 1-3 are each spherical, both ends of the sleeve 1 have the covers 1 and the shaft cover 72, the slide liner LY1 is installed in the side of the sleeve LY1 and the cylindrical cover 1 and the slide cover LY1, and a compressed gap is reserved between the end parts of the adjacent limiting cylinders LY12, a plurality of groups of disc springs LY8 and spacers LY7 are sleeved outside the limiting cylinder LY12, wherein the spacer LY7 is arranged between the two adjacent groups of disc springs LY8, the inner end of the end shaft LY1 sequentially passes through the sealing cover LY2 and the limiting cylinder LY12 of the intermediate part LY5, the intermediate part LY5 is pushed and pulled to reciprocate in the sleeve LY3, the interior of the tension-compression elastic connector LY is filled with damping fluid, and during the reciprocating motion of the intermediate part LY5 and the spacer LY7, the damping fluid is forced to pass through the gap to generate damping force and dissipate motion energy, and simultaneously, the deformation of the disc springs LY8 and the motion of the internal parts also generate damping force, so that the tension-compression elastic connector LY can provide axial rigidity and axial damping force.
As shown in fig. 9, 10, 11, 12, 13, 14, 15 and 16, the hinge support JZ comprises an upper hinge member JZ1, a lower hinge member JZ2, a hinge shaft JZ5, a spring support JZ3 and a viscoelastic damper JZ4, the hinge plate JZ7 of the upper hinge member JZ1 and the lower hinge member JZ2 are provided with bevels on both sides, the two corresponding surfaces are fixed with reinforcing ribs along the length direction of the building structure JZJG, the spring support JZ3 is uniformly distributed at the four corners of the hinge support JZ, the hinge plate JZ3-1 of the upper connecting member JZ3 is fastened on the panel of the upper hinge member JZ1 through bolts, the hinge plate JZ3 of the spring support JZ3 buttress JZ3-2 is fastened on the bottom plate of the lower hinge member JZ2 through bolts, the corresponding surfaces of the upper hinge member JZ1 and the lower hinge member JZ2 are provided with a limited hinge hole 5848 for mounting on the hinge plate JZ 465 along the length direction of the hinge joint JZ 465, the outer surface of the inner ring is spherical, the inner surface of the inner ring is cylindrical, the outer surface of the outer ring is cylindrical, the inner surface of the inner ring is spherical, the inner surface and the outer surface of a bush are spherical, a hinge plate JZ7 of a lower hinge part JZ2 is positioned on the inner side of a hinge plate JZ7 of an upper hinge part JZ1, a round hole matched with a hinge shaft JZ5 is arranged in the middle of the hinge plate JZ7, the hinge shaft JZ5 penetrates through the round hole to fix the upper hinge part JZ1 and the lower hinge part JZ2, a spring support JZ3 and a swing type damper JZ4 are both arranged between the upper hinge part JZ1 and the lower hinge part JZ2, the swing wall YBQ swings around the hinge support JZ when an earthquake occurs, the upper part JZ1 of the hinge support JZ rotates along with the thickness direction of a building structure JZJZJZJZ, and the spring support JZ 68692 on the hinge support JZ is symmetrically arranged with the hinge line JZ 638 of the hinge support JZ and the hinge of the hinge type JZ 638, therefore, the spring support JZ3 and the viscoelastic damper JZ4 are respectively in tension and compression and provide restoring force, the viscoelastic damper JZ4 also consumes the swinging energy of the swinging wall YBQ while providing the restoring force, namely the earthquake energy, and after the earthquake, the spring support JZ3 and the viscoelastic damper JZ4 on the hinged support JZ play a self-resetting function to enable the swinging wall structure to be deformed.
The viscoelastic damper JZ4 comprises an upper connecting piece JZ4-1, a lower connecting piece JZ4-2, two outer support plates JZ4-3, an inner support plate JZ4-4, a viscoelastic material JZ4-5 and two backing plates JZ4-6, wherein the viscoelastic material JZ4-5 is arranged on each of two surfaces of the inner support plate JZ4-4, the viscoelastic material JZ4-5 is fixedly connected with the two outer support plates JZ4-3, the upper end of the inner support plate JZ4-4 is inserted between two vertical plates of the upper connecting piece JZ4-1, and is fixed by bolts, an outer supporting plate JZ4-3 is sleeved outside a vertical plate of a lower connecting piece JZ4-2, and a damper backing plate JZ4-6 is cushioned between the outer supporting plate JZ4-3 and the vertical plate of the lower connecting piece JZ4-2, and the outer support plate JZ4-3, the lower connecting piece JZ4-2 and the backing plate JZ4-6 are fixed through bolts.
The tension-compression elastic connector LY and the hinged support JZ proposed in this embodiment both use a bearing as a main component of the hinged connection, and by setting the inner and outer surfaces of the bearing lining as spherical surfaces, the inner and outer races of the bearing can rotate at any angle, and at the same time can swing with a small amplitude, wherein, for the tension-compression elastic connector LY, it can bear the structural deformation forming a certain angle with the axial direction, and can provide axial stiffness and axial damping force for the axial component of the deformation, for the hinged support JZ, for the building structural deformation in the weak side direction (out-of-plane direction) of the rocking wall YBQ, the structure of the rocking wall YBQ is allowed, and at the same time, because the spring support JZ3 and the viscoelastic damper JZ4 are symmetrically arranged with respect to the horizontal center line of the hinged support JZ, stiffness and damping moment can be provided for the structural deformation in the weak side direction (out-of-plane direction), thus, the rocking wall YBQ is configured to allow rocking in the weak side direction (out-of-plane direction) without breaking the root hinges, while providing stiffness and damping forces for improved stability.
Example 2, as shown in fig. 18 and 19, the seismic waves have longitudinal waves and transverse waves, the transmission speed of the longitudinal waves is high, the breaking capacity of the transverse waves is strong, and the breaking energy of the transverse waves should be mainly eliminated, the hinge plates JZ7 of the upper hinge piece and the lower hinge piece are double-layer composite sleeved plates, rib plates are distributed at intervals between the inner plate and the outer plate to improve the supporting performance and the energy dissipation effect, the diameter of a central hole of the inner hinge plate JZ7 is larger than that of the outer hinge plate JZ7, and the central hole of the outer hinge plate is sleeved on the hinge shaft JZ5, and the embodiment can resist three different degrees of earthquakes: respectively, low-level earthquakes (e.g., earthquakes below grade 5), moderate earthquakes (e.g., earthquakes 5-8) and high-level earthquakes (e.g., earthquakes above grade 8).
For low earthquakes: the viscoelastic damper JZ4 is not destroyed, that is, the viscoelastic damper JZ4 can ensure the stability of the lower hinge JZ2 and the upper hinge JZ1, prevent the upper hinge from swinging left and right (along the length direction of the wall), the inner hinge plates JZ7 of the upper hinge and the lower hinge cooperate with each other to bear the shock of the earthquake wave and convert the shock into the damping force between the swinging wall YBQ and the building structure JZJG for decomposition (as in embodiment 1)
For moderate earthquakes: the viscoelastic damper JZ4 is destroyed to dissipate energy in extreme conditions, after the energy dissipation is destroyed, the spring supports JZ3 at four corners of the upper hinge and the lower hinge bear balance and vibration energy dissipation, but the sleeved plates of the upper hinge and the lower hinge cannot be destroyed, so that the upper hinge and the lower hinge are only allowed to swing left and right (along the length direction of the wall body) and do not swing back and forth (along the thickness direction of the wall body).
For a high earthquake: the socket joint plates of the upper hinge piece and the lower hinge piece are deformed to a certain extent, so that the upper hinge piece and the lower hinge piece have certain swing amplitude left and right and front and back, but the hinge shafts JZ5 can still be connected, and the spring support JZ3 positioned at the four corners of the upper hinge piece and the lower hinge piece can bear balance and shock energy dissipation.
Embodiment 3, as shown in fig. 3 and 4, the intermediate member LY5 has a square recess on its outer circumference, a steel ball LY6 sliding along the inner wall of the sleeve LY3 is arranged in the recess, the inner end of the end shaft LY1 is screwed with the intermediate member LY5, and by arranging the steel ball LY6 on the intermediate member LY5, the end shaft LY1 drives the intermediate member LY5 to move axially in the sleeve LY3 all the time due to the supporting force of the steel ball LY6 and the function of pulling and pressing the knuckle bearings LY11 at both ends of the elastic connector LY to allow a small amplitude of swing, so that the end shaft LY1 and the intermediate member LY5 do not deflect.
Claims (10)
1. The utility model provides a modular wall structure that sways which characterized in that: the swing wall comprises a swing wall, a building structure and a hinged support, wherein a tension-compression elastic connector is arranged between the swing wall and the building structure, and connecting pieces are correspondingly arranged on the side surface of the swing wall and the building structure; two ends of the tension-compression elastic connector are respectively hinged with the swinging wall and the building structure through connecting pieces; the tension-compression elastic connector comprises an end shaft, a sealing cover, a sleeve, a shaft cover, an intermediate piece and disc springs, wherein the sealing cover and the shaft cover are butted at two ends of the sleeve; the hinged support comprises an upper hinge piece, a lower hinge piece, a hinged plate, a spring support and a viscoelastic damper, the hinged plate is arranged on the corresponding surface of the upper hinge piece and the lower hinge piece along the length direction of the building structure, the hinged plate of the lower hinge piece is positioned on the inner side of the hinged plate of the upper hinge piece, a round hole matched with the hinged plate is formed in the middle of the hinged plate, the hinged plate penetrates through the round hole to fix the upper hinge piece and the lower hinge piece, the spring support and the viscoelastic damper are both installed between the upper hinge piece and the lower hinge piece, and the viscoelastic damper is arranged along the thickness direction of the building structure.
2. The modular swinging wall structure according to claim 1, characterized in that: the connecting piece includes bottom plate, two risers, anchor drum and anchor bar, and two riser intervals are fixed on the bottom plate, and it has the pinhole of the same centre of a circle to open on two risers, and the anchor drum passes through bolted connection on the bottom plate, and the one end that the anchor bar is connected with the anchor drum is provided with the screw thread, and the anchor bar passes through the thread tightening with the anchor drum, and it is fixed with the connecting piece in wall and the building structure are swayd in the embedding of anchor bar and anchor drum, is provided with the connecting piece axle between two risers, and connecting piece axle head portion installs the connecting piece separation blade.
3. The modular swinging wall structure according to claim 1, characterized in that: the viscous elastic damper comprises an upper connecting piece, a lower connecting piece, two outer supporting plates, an inner supporting plate, viscous elastic materials and two base plates, the viscous elastic materials are arranged on two surfaces of the inner supporting plate and fixedly connected with the two outer supporting plates, the upper end of the inner supporting plate is inserted between two vertical plates of the upper connecting piece and fixed through bolts, the outer supporting plates are sleeved outside the vertical plates of the lower connecting piece, damper base plates are further padded between the vertical plates of the outer supporting plate and the lower connecting piece, and the outer supporting plate, the lower connecting piece and the base plates are fixed through bolts.
4. The modular swinging wall structure according to claim 1, characterized in that: the spring support is arranged at four corners of the hinged support.
5. The modular swinging wall structure according to claim 1, characterized in that: the upper connecting piece of the spring support is fastened on the panel of the upper hinge piece through a bolt, and the buttress of the spring support is fastened on the bottom plate of the lower hinge piece through a bolt.
6. The modular swinging wall structure according to claim 1, characterized in that: the outer circumference of the middle piece is uniformly provided with square concave cavities, steel balls sliding along the inner wall of the sleeve are arranged in the concave cavities, and the inner ends of the end shafts are in threaded connection with the middle piece.
7. The modular swinging wall structure according to claim 1, characterized in that: the outer ends of the end shaft and the shaft cover are provided with joint bearings, each joint bearing comprises an inner ring, an outer ring and a sliding lining, the outer surface of each inner ring is a spherical surface, the inner surface of each inner ring is a cylindrical surface, the outer surface of each outer ring is a cylindrical surface, the inner surface of each outer ring is a spherical surface, the sliding lining is arranged between the inner ring and the outer ring, and the inner surface and the outer surface of each sliding lining are spherical surfaces.
8. The modular swinging wall structure according to claim 1, characterized in that: the two sides of the hinged plate of the upper hinge piece and the two sides of the hinged plate of the lower hinge piece are both provided with chamfer angles, and reinforcing rib plates are fixed on the corresponding surfaces of the upper hinge piece and the lower hinge piece along the length direction of the building structure.
9. The modular swinging wall structure according to claim 1, characterized in that: the circular hole of the hinged plate is internally provided with a hinged joint bearing, the outer surface of the inner ring of the hinged plate is a spherical surface, the inner surface of the hinged plate is a cylindrical surface, the outer surface of the outer ring of the hinged plate is a cylindrical surface, the inner surface of the hinged plate is a spherical surface, and the inner surface and the outer surface of the bushing are spherical surfaces.
10. The modular swinging wall structure according to claim 1, characterized in that: the outer side of the sealing cover is concentrically provided with a sealing cover and a sealing ring, and a limiting sheet is fixed on the outer side of the round hole of the hinged plate of the upper hinge piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111239342.5A CN113982348A (en) | 2021-10-25 | 2021-10-25 | Combined swinging wall structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111239342.5A CN113982348A (en) | 2021-10-25 | 2021-10-25 | Combined swinging wall structure |
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| Publication Number | Publication Date |
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| CN113982348A true CN113982348A (en) | 2022-01-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111239342.5A Pending CN113982348A (en) | 2021-10-25 | 2021-10-25 | Combined swinging wall structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117513579A (en) * | 2024-01-05 | 2024-02-06 | 中国二十二冶集团有限公司 | Self-resetting swinging structure with elbow type viscous damper |
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2021
- 2021-10-25 CN CN202111239342.5A patent/CN113982348A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117513579A (en) * | 2024-01-05 | 2024-02-06 | 中国二十二冶集团有限公司 | Self-resetting swinging structure with elbow type viscous damper |
| CN117513579B (en) * | 2024-01-05 | 2024-03-26 | 中国二十二冶集团有限公司 | Self-resetting swinging structure with elbow type viscous damper |
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