CN113107105B - Damper with energy dissipation and shock absorption for concrete structure and arrangement and use method thereof - Google Patents
Damper with energy dissipation and shock absorption for concrete structure and arrangement and use method thereof Download PDFInfo
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- CN113107105B CN113107105B CN202110415232.3A CN202110415232A CN113107105B CN 113107105 B CN113107105 B CN 113107105B CN 202110415232 A CN202110415232 A CN 202110415232A CN 113107105 B CN113107105 B CN 113107105B
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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
Abstract
The invention provides a damper with an energy dissipation and shock absorption concrete structure and an arrangement and use method thereof, relates to the technical field of energy dissipation and shock absorption buildings, and solves the problems that the shear hysteresis deformation capability of a viscoelastic energy dissipation and shock absorption material damper is extremely easy to damage in a long-time application process, and whether the shear hysteresis deformation capability is damaged or not cannot be visually observed from an appearance state. The damper with the energy dissipation and shock absorption concrete structure comprises a concrete bearing mechanism, wherein the concrete bearing mechanism is integrally in a square block structure. According to the invention, through the arrangement of the internal storage mechanism and the extrusion piece, when the shearing hysteresis deformation capability of the damper is damaged, the liquid peroxide filled in the storage mechanism is mixed with the liquid ester compound and the fluorescent dye solution filled in the internal storage mechanism, the warning piece and the extension connecting piece to generate a chemical reaction, and the light of the chemical reaction penetrates through the warning piece, so that a maintainer can judge whether the shearing hysteresis deformation capability of the damper is damaged in time.
Description
Technical Field
The invention belongs to the technical field of energy dissipation and shock absorption buildings, and particularly relates to a damper of a concrete structure with energy dissipation and shock absorption and an arrangement and use method thereof.
Background
Shock absorption is a new field of engineering structure shock resistance, and comprises energy dissipation shock absorption, various passive control, active control, hybrid control and the like. The shock absorption system changes the dynamic characteristics of the structure through the energy dissipation and shock absorption device, so that the shock (vibration) reaction of the structure is obviously attenuated, and the safety of the structure and internal facilities in strong shock is effectively protected; or the structure meets higher shock absorption (vibration) requirements, and the structural performance is improved.
For example, application No.: the invention discloses a combined type energy dissipation and shock absorption reinforced layer of a high-rise structure, which comprises a core tube positioned in the middle of a building and frame columns on the periphery of the building, wherein an energy dissipation and shock absorption outrigger truss is connected between the core tube in the middle and the frame columns on the periphery, and an energy dissipation and shock absorption girdle truss is connected between the frame columns on the periphery. The energy dissipation and shock absorption outrigger truss can increase the overall lateral stiffness of the structure, provide additional damping for the structure and reduce the horizontal lateral movement of the structure; the energy dissipation and shock absorption ring belt truss can strengthen the mutual connection between the peripheral frame columns, coordinate the deformation of the frame columns, reduce the deformation difference, enhance the integrity of the structure and enable the structure to be stressed uniformly. And a metal yielding damper is arranged in the side span of the energy dissipation and shock absorption outrigger truss, and a viscous damper is arranged in the side span of the energy dissipation and shock absorption annular truss. Under the action of wind load and modal intensity earthquake, the main energy consumption component of the structure is a viscous damper; under the action of earthquake with or above intensity, the main energy consumption component of the structure is a metal yield damper.
Based on the search of the patent and the discovery of equipment in the prior art, the energy dissipation and damping performance of the energy dissipation and damping building adopting the viscoelastic energy dissipation and damping material damper is better, but the shear hysteresis deformation capacity of the viscoelastic energy dissipation and damping material damper is extremely easy to be damaged in the long-time application process, so that the energy dissipation and damping performance is greatly reduced, but the defects exist because whether the shear hysteresis deformation capacity is damaged cannot be visually observed from the appearance state or not, so that the defects can be discovered only when the position of the building deforms intuitively.
Disclosure of Invention
In order to solve the technical problems, the invention provides a damper with an energy dissipation and shock absorption concrete structure and an arrangement and a use method thereof, so as to solve the problems that the energy dissipation and shock absorption performance of the existing energy dissipation and shock absorption building adopting a viscoelastic energy dissipation and shock absorption material damper is better, but the shear hysteresis deformation capacity of the viscoelastic energy dissipation and shock absorption material damper is easily damaged in the long-time application process, so that the energy dissipation and shock absorption performance is greatly reduced, but the defect can be found only when the position of the building deforms intuitively due to the fact that whether the shear hysteresis deformation capacity is damaged cannot be intuitively observed in the appearance state, and the defect exists.
The invention relates to a damper with energy dissipation and shock absorption for a concrete structure and an arrangement and use method thereof, and aims and effects are achieved by the following specific technical means:
the damper with energy dissipating and shock absorbing concrete structure includes concrete bearing mechanism,
the concrete bearing mechanism is integrally of a square block structure, three embedded parts are fixedly mounted at the edge positions of the left side and the right side of the top end face of the concrete bearing mechanism respectively, two concrete bearing mechanisms are arranged, and the two concrete bearing mechanisms are distributed in a vertically symmetrical manner; the attenuator, the attenuator is whole to be square block structure, and the attenuator adopts viscoelastic energy dissipation shock attenuation material, and two blocks of concrete bear and are connected through the attenuator is fixed between the mechanism.
Further, the inner storage mechanism comprises: the sealing component is of a square block structure, and the size of the sealing component is consistent with that of a square opening formed in the center of the bottom end face of the containing mechanism; the sealing component is hermetically bonded with a square opening arranged at the central part of the bottom end surface of the containing mechanism, so that a closed cavity is formed inside the containing mechanism, and liquid peroxide is filled in the cavity; the edge part of the bottom end face of the sealing member and the edge part of the bottom end of the square opening formed in the center part of the bottom end face of the containing mechanism are chamfered, and a triangular groove is formed between the sealing member and the chamfered part of the containing mechanism under the condition that the sealing member is in sealing and bonding with the square opening formed in the center part of the bottom end face of the containing mechanism.
Further, the inner storage mechanism includes: the pressing piece base is of a rectangular block structure and is positioned in the internal storage mechanism, and the bottom end face of the pressing piece base is fixedly connected with the bottom face of the internal end of the internal storage mechanism; the pressing piece is of a square block structure, the bottom end face of the pressing piece is fixedly connected with the central part of the top end face of the pressing piece base, and the top end face of the pressing piece is in contact with the sealing component; the two reset units are corrosion-resistant springs, the bottom ends of the two reset units are fixedly connected with the bottom surface of the inner end of the storage mechanism, the top ends of the two reset units are fixedly connected with a sealing member, and the two reset units are in a compressed state under the condition that the sealing member is in a sealing and bonding state with a square opening formed in the center of the bottom surface of the storage mechanism; the splitting units are of isosceles triangle structures and are fixedly connected to the top end face of the pressing piece base in a bilateral symmetry mode, and vertex angles of the two splitting units are located in a triangular groove formed by the sealing component and a chamfer portion of the containing mechanism.
The extrusion piece is integrally in a rectangular block structure, the transverse section of the extrusion piece is in a square structure, and the side length of the square section of the extrusion piece is smaller than that of the accommodating through hole and the extrusion through hole; the length of the extrusion part is less than the maximum distance between two extrusion through hole sites between the two concrete bearing mechanisms.
Further, the device also comprises an internal storage mechanism, wherein the internal storage mechanism is integrally in a square block structure and adopts an internal hollow structure, the internal storage mechanism is positioned in the embedded cavity, and the size of the internal storage mechanism is consistent with that of the embedded cavity.
Further, the inner storage mechanism comprises: the warning piece is of a rectangular block structure and adopts an inner hollow structure, and the size of the warning piece is consistent with that of the pre-buried groove structure; the warning piece is provided with four altogether, and four warning pieces are embedded respectively and are installed in the buried groove of four places.
Further, the concrete bearing mechanism comprises: the pre-buried cavity is a square cavity and is arranged at the central part inside the concrete bearing mechanism; the pre-buried groove is of a rectangular groove structure, and is provided with four positions which are respectively arranged on the side end faces of the four positions of the concrete bearing mechanism; the extension intercommunication hole site is square structure, and the extension intercommunication hole site is provided with four places altogether, all is connected through an extension intercommunication hole site between every pre-buried groove and the pre-buried chamber.
Further, the concrete bearing mechanism comprises: the extruded through hole site is of a square structure, and the central part of the bottom end face of the concrete bearing mechanism is communicated with the embedded cavity through the extruded through hole site; the damper includes: the storage through hole position is of a square structure and is formed in the center of the top end face of the damper and vertically penetrates through the bottom end face of the damper; the side length of the containing through hole position is consistent with that of the extruding through hole position, and the containing through hole position corresponds to that of the extruding through hole position.
Further, the inner storage mechanism comprises: the extension connecting piece is of a rectangular pipe structure, and the size of the extension connecting piece is consistent with that of the extension communicating hole; the extension connecting pieces are four in number, the four extension connecting pieces are respectively embedded and inserted in the extension communicating hole sites at four positions, the four warning pieces are communicated with the internal storage mechanism through the extension connecting pieces, the internal storage mechanism, the warning pieces and the extension connecting pieces are all made of polyethylene transparent materials, and the inner cavities of the internal storage mechanism, the warning pieces and the extension connecting pieces are filled with liquid ester compounds and fluorescent dye solution.
Further, the inner storage mechanism comprises: the storage mechanism is of a square block structure and adopts an inner hollow structure, the side length of the square section of the storage mechanism is smaller than that of the section of the inner cavity of the inner storage mechanism, and the thickness of the storage mechanism is two thirds of the height of the inner cavity of the inner storage mechanism; the center part of the bottom end surface of the containing mechanism is provided with a square opening communicated with the inner cavity of the containing mechanism.
The invention discloses a damper with energy dissipation and shock absorption for a concrete structure and an arrangement and use method thereof, which are characterized in that: the method comprises the following steps:
1) and when the damper is applied, the shearing hysteresis deformation capacity of the damper is damaged, and when the damper is excessively compressed, the extrusion piece extrudes the two internal storage mechanisms, so that the pressing piece presses the sealing component, and meanwhile, the splitting unit extrudes the part where the splitting and receiving mechanism is sealed and adhered with the sealing component, so that the sealing component and the opening end part of the receiving mechanism are released from a sealing state.
2) And after the sealing member and the opening end part of the containing mechanism are in a sealing state, the sealing member enters the inner cavity of the containing mechanism under the reset action of the reset unit in a compressed state, so that a gap between the sealing member and the opening end of the containing mechanism is enlarged.
3) When the sealing member and the opening end part of the storage mechanism are in a sealing state, liquid peroxide filled in the storage mechanism is mixed with liquid ester compounds and fluorescent dye solutions filled in the storage mechanism, the warning piece and the extension connecting piece, chemical reaction is generated, light is generated, and the light penetrates through the warning piece, so that maintenance personnel can judge whether the shearing hysteresis deformation capability of the damper is damaged in time, and the device is particularly positioned at night.
Compared with the prior art, the invention has the following beneficial effects:
according to the invention, through the arrangement of the internal storage mechanisms and the extrusion parts, when the shearing hysteresis deformation capability of the damper is damaged and excessive compression is caused, the extrusion parts with the original length smaller than the maximum distance between two extrusion through hole sites between the two concrete bearing mechanisms respectively extrude the two internal storage mechanisms, so that liquid peroxide filled in the storage mechanisms is mixed with liquid ester compounds and fluorescent dye solution filled in the internal storage mechanisms, the warning part and the extension connecting part to generate chemical reaction and generate light, and the light penetrates through the warning part, so that maintenance personnel can judge whether the shearing hysteresis deformation capability of the damper is damaged in time.
The split units are in isosceles triangle structures, the edge part of the bottom end face of the sealing member and the edge part of the bottom end edge of the square opening formed in the center part of the bottom end face of the containing mechanism are subjected to chamfering treatment, the sealing member and the chamfering part of the containing mechanism form a triangular groove under the condition that the sealing member is in sealed bonding with the square opening formed in the center part of the bottom end face of the containing mechanism, and the vertex angle parts of the two split units are positioned in the triangular grooves formed by the sealing member and the chamfering part of the containing mechanism, so when the extrusion parts respectively extrude the two internal storage mechanisms, the split units extrude the sealed bonding part of the split containing mechanism and the sealing member, and the sealing member and the opening end part of the containing mechanism are relieved from the sealed state.
According to the invention, through the arrangement of the resetting units, when the sealing member is in a sealed and bonded state with the square opening arranged at the central part of the bottom end face of the containing mechanism, the two resetting units are in a compressed state, and when the sealing member and the opening end part of the containing mechanism are in a sealing-off state, the sealing member enters the inner cavity of the containing mechanism under the resetting and extrusion of the two resetting units, so that the gap between the sealing member and the opening end of the containing mechanism is enlarged, and the efficiency of mixing liquid peroxide filled in the containing mechanism, the liquid ester compound filled in the internal storage mechanism, the warning piece and the extension connecting piece and the fluorescent dye solution is greatly improved.
The transverse section of the extrusion piece is of a square structure, the side length of the square section of the extrusion piece is smaller than the side length of the accommodating through hole position and the extrusion through hole position, the length of the extrusion piece is smaller than the maximum distance between the two extrusion through hole positions between the two concrete bearing mechanisms, and through the structural design of the extrusion piece, when the damper is sheared and hysteretic and deformed, deformation-resistant spaces exist between the extrusion piece and the accommodating through hole position and between the extrusion through hole positions, so that the extrusion piece is prevented from causing energy dissipation and shock absorption obstruction.
Drawings
Fig. 1 is a schematic front view of the present invention.
Fig. 2 is a left side view of the present invention.
Fig. 3 is a cross-sectional structural view of the concrete support structure of the present invention.
FIG. 4 is a schematic structural view of the inner storage mechanism of FIG. 3 with the inner storage mechanism removed according to the present invention.
Fig. 5 is a schematic longitudinal sectional view of fig. 1 of the present invention.
Fig. 6 is a partial enlarged structural view of the invention at a in fig. 5.
Fig. 7 is a schematic view of the present invention at a part B enlarged in fig. 6.
FIG. 8 is a schematic cross-sectional view of the storage mechanism of the present invention.
In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:
1. a concrete carrying mechanism;
101. embedding parts; 102. pre-burying a groove; 103. pre-embedding a cavity; 104. extruding through hole sites; 105. extending the communicating hole site;
2. a damper;
201. receiving through hole sites;
3. an internal storage mechanism;
301. a warning member; 302. an extension connector; 303. a storage mechanism; 304. a sealing member; 305. a pressing piece base; 306. a pressing member; 307. a splitting unit; 308. a reset unit;
4. an extrusion.
Detailed Description
The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1:
as shown in figures 1 to 8:
the invention provides a damper with energy dissipation and shock absorption for a concrete structure and an arrangement and use method thereof, wherein the damper comprises the following components: the concrete bearing mechanism 1 is integrally of a square block structure, three embedded parts 101 are fixedly mounted at the edge positions of the left side and the right side of the top end face of the concrete bearing mechanism 1 respectively, the two concrete bearing mechanisms 1 are arranged in total, and the two concrete bearing mechanisms 1 are distributed in a vertically symmetrical manner; the damper 2 is of a square block structure, the damper 2 is made of viscoelastic energy dissipation and shock absorption materials, and the two concrete bearing mechanisms 1 are fixedly connected through the damper 2; concrete bearing mechanism 1 is including: the concrete bearing mechanism comprises a pre-buried cavity 103, wherein the pre-buried cavity 103 is a square cavity, and the pre-buried cavity 103 is arranged in the center of the interior of the concrete bearing mechanism 1; the embedded groove 102 is of a rectangular groove structure, the embedded grooves 102 are arranged in four positions, and the four embedded grooves 102 are respectively arranged on the side end faces of the four positions of the concrete bearing mechanism 1; the extending communicating hole sites 105 are in a square structure, the extending communicating hole sites 105 are arranged in four positions, and each embedded groove 102 is connected with the embedded cavity 103 through one extending communicating hole site 105; concrete bearing mechanism 1 is including: the extruded through hole position 104 is in a square structure, and the center part of the bottom end face of the concrete bearing mechanism 1 is communicated with the embedded cavity 103 through the extruded through hole position 104; the damper 2 includes: a receiving through hole site 201, wherein the receiving through hole site 201 is of a square structure, the receiving through hole site 201 is arranged at the center of the top end face of the damper 2, and the receiving through hole site 201 vertically penetrates through the bottom end face of the damper 2; the length of the receiving through hole 201 is consistent with that of the extruding through hole 104, and the receiving through hole 201 corresponds to that of the extruding through hole 104.
Further, the device also comprises an extrusion part 4, the whole extrusion part 4 is of a rectangular block structure, the transverse section of the extrusion part 4 is of a square structure, and the side length of the square section of the extrusion part is smaller than that of the accommodating through hole position 201 and the extrusion through hole position 104; the length of the extrusion part 4 is less than the maximum distance between two extrusion through hole sites 104 between two concrete bearing mechanisms 1.
Further, the device also comprises an internal storage mechanism 3, the internal storage mechanism 3 is integrally in a square block structure and adopts an internal hollow structure, the internal storage mechanism 3 is positioned in the embedded cavity 103, and the size of the internal storage mechanism 3 is consistent with that of the embedded cavity 103; the inner storage mechanism 3 includes: the warning piece 301 is in a rectangular block structure, an inner hollow structure is adopted, and the size of the warning piece 301 is consistent with that of the embedded groove 102; the warning pieces 301 are totally provided with four warning pieces, and the four warning pieces 301 are respectively embedded in the four embedded grooves 102; the inner storage mechanism 3 includes: the extension connecting piece 302 is of a rectangular pipe structure, and the size of the extension connecting piece 302 is consistent with that of the extension communicating hole 105; four extension connecting pieces 302 are arranged, the four extension connecting pieces 302 are respectively embedded and inserted in the four extension communicating hole sites 105, the four warning pieces 301 are communicated with the internal storage mechanism 3 through one extension connecting piece 302, the internal storage mechanism 3, the warning pieces 301 and the extension connecting pieces 302 are all made of polyethylene transparent materials, and the inner cavities of the internal storage mechanism 3, the warning pieces 301 and the extension connecting pieces 302 are filled with liquid ester compounds and fluorescent dye solution; the inner storage mechanism 3 includes: the containing mechanism 303, the containing mechanism 303 is a square block structure, and it adopts the inner hollow structure, the side length of the square cross section of the containing mechanism 303 is smaller than the side length of the cross section of the inner cavity of the inner storage mechanism 3, the thickness of the containing mechanism 303 is two thirds of the height of the inner cavity of the inner storage mechanism 3; the center part of the bottom end surface of the containing mechanism 303 is provided with a square opening communicated with the inner cavity of the containing mechanism; the inner storage mechanism 3 includes: the sealing component 304, the sealing component 304 is a square block structure, the size of the sealing component 304 is consistent with the size of a square opening formed in the central part of the bottom end face of the containing mechanism 303; the sealing member 304 is hermetically bonded with a square opening formed in the central portion of the bottom end surface of the containing mechanism 303, so that a closed chamber is formed inside the containing mechanism 303, and the closed chamber is filled with liquid peroxide; the edge part of the bottom end face of the sealing member 304 and the edge part of the bottom end face of the square opening formed in the center part of the bottom end face of the containing mechanism 303 are chamfered, and the sealing member 304 and the chamfered part of the containing mechanism 303 form a triangular groove in the state that the sealing member 304 and the square opening formed in the center part of the bottom end face of the containing mechanism 303 are in sealing and bonding; the inner storage mechanism 3 includes: the pressing piece base 305 is of a rectangular block structure, the pressing piece base 305 is located in the inner storage mechanism 3, and the bottom end face of the pressing piece base 305 is fixedly connected with the bottom face of the inner end of the inner storage mechanism 3; the pressing element 306, the pressing element 306 is in a square block structure, the bottom end face of the pressing element 306 is fixedly connected with the central part of the top end face of the pressing element base 305, and the top end face of the pressing element 306 is in contact with the sealing component 304; the resetting units 308 are corrosion-resistant springs, the number of the resetting units 308 is two, the bottom ends of the two resetting units 308 are fixedly connected with the bottom surface of the inner end of the inner storage mechanism 3, the top ends of the two resetting units 308 are fixedly connected with the sealing member 304, and the two resetting units 308 are in a compressed state under the condition that the sealing member 304 is in a sealing and bonding state with a square opening formed in the center part of the bottom end surface of the containing mechanism 303; the splitting unit 307 is an isosceles triangle structure, two splitting units 307 are arranged, the two splitting units 307 are fixedly connected to the top end surface of the pressing member base 305 in a bilateral symmetry manner, and the top corner parts of the two splitting units 307 are located in a triangular groove formed by the sealing member 304 and the chamfer part of the receiving mechanism 303.
The invention discloses a damper with energy dissipation and shock absorption for a concrete structure and an arrangement and use method thereof, which are characterized in that: the method comprises the following steps:
1) when the damper 2 is applied, the shear hysteresis deformation capability is damaged, and the damper is excessively compressed, the extrusion member 4 extrudes the two internal storage mechanisms 3, so that the pressing member 306 presses against the sealing member 304, and the splitting unit 307 extrudes the bonding part of the split accommodating mechanism 303 and the sealing member 304 in a sealing manner, so that the sealing member 304 and the opening end part of the accommodating mechanism 303 are released from a sealing state.
2) After the sealing member 304 and the opening end portion of the housing mechanism 303 are released from the sealed state, the sealing member 304 enters the inner cavity of the housing mechanism 303 by the restoring action of the restoring unit 308 in the compressed state, thereby expanding the gap between the sealing member 304 and the opening end of the housing mechanism 303.
3) When the sealing member 304 and the opening end of the receiving mechanism 303 are in a sealing-off state, the liquid peroxide filled in the receiving mechanism 303 is mixed with the liquid ester compound and the fluorescent dye solution filled in the storage mechanism 3, the warning member 301 and the extension connecting member 302 to generate a chemical reaction, and light is generated and penetrates through the warning member 301, so that a maintainer can judge whether the shearing hysteresis deformation capability of the damper 2 is damaged in time, especially at night.
When in use:
the two concrete bearing mechanisms 1 are connected with the concrete building pre-buried reinforcement through pre-buried parts 101;
when the damper 2 is used for a long time, when the shearing hysteresis deformation capability of the damper is damaged, and excessive compression is caused, the two inner storage mechanisms 3 are respectively extruded by the extruding parts 4 with the original length smaller than the maximum distance between the two extruding through hole sites 104 between the two concrete bearing mechanisms 1;
when the pressing piece 4 presses the inner storage mechanism 3, the pressing piece 306 presses the sealing member 304, and because the splitting units 307 are in an isosceles triangle structure and the vertex angle parts of the two splitting units 307 are positioned in the triangular groove formed by the sealing member 304 and the chamfer angle part of the receiving mechanism 303, the splitting units 307 also press the sealing and bonding part of the splitting receiving mechanism 303 and the sealing member 304 at the same time, and the sealing state of the sealing member 304 and the opening end part of the receiving mechanism 303 is released;
when the sealing member 304 and the center part of the bottom end surface of the containing mechanism 303 are in a sealed and bonded state, the two reset units 308 are in a compressed state, so that when the sealing member 304 and the opening end part of the containing mechanism 303 are in a sealing state, the sealing member 304 enters the inner cavity of the containing mechanism 303 under the reset and extrusion of the two reset units 308, and a gap between the sealing member 304 and the opening end of the containing mechanism 303 is enlarged;
when the sealing member 304 and the opening end of the receiving mechanism 303 are released from the sealing state, the sealed cavity formed by the sealing member 304 and the receiving mechanism 303 is filled with liquid peroxide, and the inner cavities of the inner storage mechanism 3, the warning member 301 and the extension connector 302 are filled with liquid ester compound and fluorescent dye solution, so that the liquid peroxide filled in the receiving mechanism 303 is mixed with the liquid ester compound and fluorescent dye solution filled in the inner storage mechanism 3, the warning member 301 and the extension connector 302 to generate chemical reaction and generate light, and the light penetrates through the warning member 301, so that a maintainer can timely judge whether the shear hysteresis deformation capability of the damper 2 is damaged, especially at night.
Example 2:
as shown in figures 1 to 8:
the difference between this embodiment and embodiment 1 is that the splitting unit 307 has an isosceles triangle structure, and the top corner of the splitting unit 307 is designed to have an arc transition structure, and by this structure, when the splitting unit 307 presses the bonding portion between the sealing member 304 and the receiving mechanism 303, the top corner of the splitting unit 307 is not broken by pressing, and is also pressed against the pressing member 306, which greatly increases the efficiency of releasing the sealing state between the sealing member 304 and the receiving mechanism 303 compared with embodiment 1.
The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (3)
1. Take attenuator absorbing concrete structure's attenuator, its characterized in that: the concrete bearing mechanism comprises a concrete bearing mechanism (1), wherein the concrete bearing mechanism (1) is integrally of a square block structure, three embedded parts (101) are fixedly mounted at the edge positions of the left side and the right side of the top end face of the concrete bearing mechanism (1), the two concrete bearing mechanisms (1) are arranged in total, and the two concrete bearing mechanisms (1) are distributed in a vertically symmetrical manner; the damper (2) is integrally of a square block structure, the damper (2) is made of viscoelastic energy dissipation and shock absorption materials, and the two concrete bearing mechanisms (1) are fixedly connected through the damper (2);
the concrete bearing mechanism (1) comprises: the concrete bearing mechanism comprises a pre-buried cavity (103), wherein the pre-buried cavity (103) is a square cavity, and the pre-buried cavity (103) is arranged in the center of the interior of the concrete bearing mechanism (1); the concrete bearing mechanism comprises embedded grooves (102), wherein the embedded grooves (102) are of a rectangular groove structure, the embedded grooves (102) are arranged in four positions, and the four embedded grooves (102) are respectively arranged on the side end faces of the four positions of the concrete bearing mechanism (1); the extension communicating hole sites (105), the extension communicating hole sites (105) are of a square structure, the extension communicating hole sites (105) are arranged in four positions, and each embedded groove (102) is connected with the embedded cavity (103) through one extension communicating hole site (105); the concrete bearing mechanism (1) comprises: the extruded through hole site (104), the extruded through hole site (104) is of a square structure, and the center part of the bottom end surface of the concrete bearing mechanism (1) is communicated with the embedded cavity (103) through the extruded through hole site (104); the damper (2) includes: the accommodating through hole site (201), the accommodating through hole site (201) is of a square structure, the accommodating through hole site (201) is arranged at the center of the top end face of the damper (2), and the accommodating through hole site (201) vertically penetrates through the bottom end face of the damper (2); the side length of the accommodating through hole position (201) is consistent with that of the extruding through hole position (104), and the accommodating through hole position (201) corresponds to the extruding through hole position (104);
the device is characterized by also comprising an internal storage mechanism (3), wherein the internal storage mechanism (3) is integrally of a square block structure and adopts an internal hollow structure; the inner storage mechanism (3) comprises: the warning piece (301), the warning piece (301) is a rectangular block structure, and it adopts the inner hollow structure; the inner storage mechanism (3) comprises: the extension connecting piece (302), the extension connecting piece (302) is in a rectangular pipe structure; the four warning pieces (301) are communicated with the internal storage mechanism (3) through an extension connecting piece (302), the internal storage mechanism (3), the warning pieces (301) and the extension connecting piece (302) are all made of polyethylene transparent materials, and liquid ester compounds and fluorescent dye solution are filled in the inner cavities of the internal storage mechanism (3), the warning pieces (301) and the extension connecting piece (302); the inner storage mechanism (3) comprises: the containing mechanism (303), the containing mechanism (303) is a square block structure, and it adopts the inner hollow structure, the side length of the square section of the containing mechanism (303) is smaller than the side length of the section of the inner cavity of the inner storage mechanism (3), the thickness of the containing mechanism (303) is two thirds of the height of the inner cavity of the inner storage mechanism (3); the center part of the bottom end surface of the containing mechanism (303) is provided with a square opening communicated with the inner cavity of the containing mechanism; the inner storage mechanism (3) comprises: the sealing component (304), the sealing component (304) is a square block structure, the size of the sealing component (304) is consistent with the size of a square opening formed in the central part of the bottom end face of the containing mechanism (303); the sealing component (304) is hermetically bonded with a square opening arranged at the central part of the bottom end surface of the containing mechanism (303), so that a closed cavity is formed inside the containing mechanism (303), and liquid peroxide is filled in the closed cavity; the storage mechanism comprises two reset units (308), wherein the reset units (308) are corrosion-resistant springs, the number of the reset units (308) is two, the bottom ends of the two reset units (308) are fixedly connected with the bottom surface of the inner end of the storage mechanism (3), the top ends of the two reset units (308) are fixedly connected with a sealing member (304), and the two reset units (308) are in a compressed state when the sealing member (304) is in a sealed and bonded state with a square opening formed in the center of the bottom end surface of the storage mechanism (303); the internal storage mechanism (3) is positioned in the embedded cavity (103), and the size of the internal storage mechanism (3) is consistent with that of the embedded cavity (103); the size of the warning piece (301) is consistent with the structure of the embedded groove (102); the warning pieces (301) are totally provided with four warning pieces, and the four warning pieces (301) are respectively embedded in the four embedded grooves (102); the size of the extension connecting piece (302) is consistent with that of the extension communicating hole position (105); the number of the extension connecting pieces (302) is four, and the four extension connecting pieces (302) are respectively embedded and inserted in the four extension communicating hole positions (105); the inner storage mechanism (3) comprises: the pressing piece base (305) is of a rectangular block structure, the pressing piece base (305) is positioned in the inner storage mechanism (3), and the bottom end face of the pressing piece base (305) is fixedly connected with the bottom face of the inner end of the inner storage mechanism (3); the pressing piece (306), the pressing piece (306) is in a square block structure, the bottom end face of the pressing piece (306) is fixedly connected with the center part of the top end face of the pressing piece base (305), and the top end face of the pressing piece (306) is contacted with the sealing component (304); the splitting units (307) are of isosceles triangle structures, the splitting units (307) are provided with two splitting units, the two splitting units (307) are fixedly connected to the top end face of the pressing piece base (305) in a bilateral symmetry mode, and the top corner parts of the two splitting units (307) are located in a triangular groove formed by the sealing component (304) and the chamfer part of the containing mechanism (303);
the extrusion device is characterized by further comprising an extrusion part (4), wherein the whole extrusion part (4) is of a rectangular block structure, the transverse section of the extrusion part (4) is of a square structure, and the side length of the square section of the extrusion part is smaller than that of the accommodating through hole position (201) and the extrusion through hole position (104); the length of the extrusion part (4) is less than the maximum distance between two extrusion through hole sites (104) between the two concrete bearing mechanisms (1).
2. The damper of a concrete structure with energy dissipation and shock absorption according to claim 1, wherein: the edge part of the bottom end face of the sealing component (304) and the edge part of the bottom end of the square opening formed in the center part of the bottom end face of the containing mechanism (303) are chamfered, and the sealing component (304) and the chamfered part of the containing mechanism (303) form a triangular groove under the condition that the sealing component (304) is in sealing and bonding with the square opening formed in the center part of the bottom end face of the containing mechanism (303).
3. A method of arranging and using a damper of a concrete structure with energy dissipation and shock absorption as claimed in any one of claims 1-2, wherein: the method comprises the following steps:
1) when the damper (2) is applied, the shearing hysteresis deformation capacity of the damper is damaged, and the damper is excessively compressed, the extrusion piece (4) extrudes the two internal storage mechanisms (3), so that the pressing piece (306) presses the sealing component (304), and meanwhile, the splitting unit (307) extrudes the bonding part of the split receiving mechanism (303) and the sealing component (304) in a sealing way, so that the sealing state of the sealing component (304) and the opening end part of the receiving mechanism (303) is released;
2) after the sealing member (304) and the opening end part of the containing mechanism (303) are in a sealing state, under the reset action of the reset unit (308) in a compressed state, the sealing member (304) enters the inner cavity of the containing mechanism (303), so that a gap between the sealing member (304) and the opening end part of the containing mechanism (303) is enlarged;
3) when the sealing member (304) and the opening end part of the containing mechanism (303) are in a sealing-off state, liquid peroxide filled in the containing mechanism (303) is mixed with liquid ester compounds and fluorescent dye solution filled in the storage mechanism (3), the warning piece (301) and the extension connecting piece (302) to generate chemical reaction and generate light, and the light penetrates through the warning piece (301), so that a maintainer can judge whether the shearing hysteresis deformation capability of the damper (2) is damaged in time, particularly at night.
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