CN115354900B - Novel energy-saving improved anti-seismic steel structure and construction method - Google Patents
Novel energy-saving improved anti-seismic steel structure and construction method Download PDFInfo
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- CN115354900B CN115354900B CN202211156875.1A CN202211156875A CN115354900B CN 115354900 B CN115354900 B CN 115354900B CN 202211156875 A CN202211156875 A CN 202211156875A CN 115354900 B CN115354900 B CN 115354900B
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 113
- 239000010959 steel Substances 0.000 title claims abstract description 113
- 238000010276 construction Methods 0.000 title claims abstract description 52
- 230000007246 mechanism Effects 0.000 claims abstract description 74
- 238000003780 insertion Methods 0.000 claims description 89
- 230000037431 insertion Effects 0.000 claims description 89
- 238000003466 welding Methods 0.000 claims description 12
- 230000008901 benefit Effects 0.000 claims description 8
- 238000009434 installation Methods 0.000 claims description 4
- 230000006872 improvement Effects 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 2
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 238000012545 processing Methods 0.000 abstract description 2
- 238000013016 damping Methods 0.000 description 19
- 230000035939 shock Effects 0.000 description 17
- 238000005452 bending Methods 0.000 description 10
- 230000008878 coupling Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 4
- 238000011160 research Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
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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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Abstract
The invention relates to a novel energy-saving improved anti-seismic steel structure and a construction method thereof, and belongs to the technical field of anti-seismic steel structure processing. The connecting assembly used for connecting and supporting is arranged between the middle part of the steel structure upper beam body and the middle part of the steel structure lower beam body, a first anti-seismic mechanism and a second anti-seismic mechanism are respectively arranged on two sides of the connecting assembly, and the first anti-seismic mechanism and the second anti-seismic mechanism are arranged between the steel structure upper beam body and the steel structure lower beam body. Has the beneficial effects that; and the setting of antidetonation device can alleviate the impact force greatly, reduces the compressive buckling or the structure deformation in the steel construction, prevents that cracked risk from appearing in steel construction node department, and the antidetonation is effectual.
Description
Technical Field
The invention relates to a novel energy-saving improved anti-seismic steel structure and a construction method thereof, and belongs to the technical field of anti-seismic steel structure processing.
Background
The assembled steel structure building has the advantages of higher construction efficiency, good structural mechanical property, obvious economic benefit and the like, and is always a research hotspot in the field of domestic and foreign buildings.
The current research discovers that the phenomenon of beam end welding seam damage exists in the damage mode of the node, so that the welding quality has great influence on the performance of the node.
In order to solve the problems, application number is CN202121069808.7, discloses a steel construction with energy-conserving novel improvement antidetonation, including steel construction underbeam body and steel construction upper beam body, be equipped with the coupling assembling that is used for playing the connection support between steel construction underbeam body and the steel construction upper beam body, prevent that cracked risk from appearing in steel construction node department, but coupling assembling's construction is comparatively complicated, is unfavorable for using widely.
Disclosure of Invention
According to the defects in the prior art, the technical problems to be solved by the invention are as follows: in order to solve one of the problems, the novel energy-saving improved anti-seismic steel structure and the construction method are provided, the bending moment of the beam end can be effectively transmitted, the upper beam and the lower beam of the node show independent bending performance, the welding point is prevented from being broken due to deformation, and the upper beam is superior to the lower beam. And the setting of antidetonation device can alleviate the impact force greatly, reduces the compressive buckling or the structure deformation in the steel construction, prevents that cracked risk from appearing in steel construction node department, and the antidetonation is effectual.
The invention relates to a novel energy-saving improved anti-seismic steel structure and a construction method, comprising a steel structure upper beam body and a steel structure lower beam body which are arranged in parallel, and the construction method is characterized in that: the middle part of the steel construction upper beam body and the middle part of the steel construction underbeam body between be equipped with the coupling assembling who is used for playing the connection supporting role, coupling assembling's both sides are provided with first anti-seismic mechanism and second anti-seismic mechanism respectively, first anti-seismic mechanism and second anti-seismic mechanism's installation is between the steel construction upper beam body and the steel construction underbeam body, still install the third anti-seismic mechanism between the left end of the steel construction upper beam body and the left end of the steel construction underbeam body, still install the fourth anti-seismic mechanism between the right-hand member of the steel construction upper beam body and the right-hand member of the steel construction underbeam body. The bending moment of the beam end can be effectively transmitted, the upper beam and the lower beam of the node show independent bending performance, the fracture of the welding point caused by deformation is avoided, and the upper beam is superior to the lower beam. And the setting of antidetonation device can alleviate the impact force greatly, reduces the compressive buckling or the structure deformation in the steel construction, prevents that cracked risk from appearing in steel construction node department, and the antidetonation is effectual.
Further, the connecting assembly comprises a first positioning plug-in column and a second positioning plug-in column which are parallel to each other and are arranged at intervals, the middle parts of the first positioning plug-in column and the second positioning plug-in column are connected together through a connecting steel plate, the connecting steel plate is a rectangular steel plate, two adjacent but non-communicated rectangular holes A and rectangular holes B are formed in the surface of the steel plate, the first positioning plug-in column and the second positioning plug-in column are respectively inserted into the rectangular holes A and the rectangular holes B and fixedly connected with the connecting steel plate in a welding mode, the first positioning plug-in column is divided into an upper plug-in column A and a lower plug-in column A by taking the plane of the connecting steel plate as a dividing plane, the second positioning plug-in column is divided into an upper plug-in column B and a lower plug-in column B by taking the plane of the connecting steel plate as a dividing plane, and the first positioning plug-in column is in a solid or hollow arrangement, and the materials are all steel structures. Under the condition of ensuring the connection strength, the installation is facilitated.
Further, the steel construction upper beam body is including the left entablature and the right entablature of coaxial setting, the one end that left entablature is close to right entablature is connected with upper left spacing intubate perpendicularly, the one end that right entablature is close to left entablature is connected with upper right spacing intubate perpendicularly, upper left spacing intubate and upper right spacing intubate are parallel to each other, upper left spacing intubate center have with upper bolt post A complex jack, upper bolt post A insert upper left spacing intubate in with this jack little clearance fit, limit upper left spacing intubate along the length direction removal of first location spliced pole, upper right spacing intubate center have with upper bolt post B complex jack, upper right spacing intubate insert in the upper right spacing intubate with this jack little clearance fit, limit upper right spacing intubate along the length direction removal of second location spliced pole.
Further, the steel construction underbeam body is including the left underbeam and the right underbeam that coaxial set up, the one end that left underbeam is close to right underbeam is connected with left lower spacing intubate perpendicularly, the one end that right underbeam is close to left underbeam is connected with right lower spacing intubate perpendicularly, left lower spacing intubate and right lower spacing intubate are parallel to each other, left lower spacing intubate center has with lower bolt post A complex jack, lower bolt post A insert left lower spacing intubate in with this jack little clearance fit, restriction left lower spacing intubate moves along the length direction of first location spliced pole, right lower spacing intubate center has with lower bolt post B complex jack, lower bolt post B insert right lower spacing intubate in with this jack little clearance fit, restriction right lower spacing intubate moves along the length direction of second location spliced pole.
Further, one end of the left upper cross beam is arranged on the left upper limit insertion pipe through a first hinging seat, the left upper cross beam is hinged with the first hinging seat, the length of the left upper cross beam is 6-15 times that of the first hinging seat, the first hinging seat is fixedly welded on the left upper limit insertion pipe, the first anti-seismic mechanism is arranged between the first hinging seat and the steel structure lower beam body, and when vibration occurs, pressure is generated on the first anti-seismic mechanism, so that the first anti-seismic mechanism is deformed, the distance between the first hinging seat and the left lower cross beam is changed, and anti-seismic is facilitated;
the one end of right entablature is installed on the spacing intubate of right entablature through the second articulated seat, right entablature is articulated with the articulated seat of second, and the length of right entablature is 6-15 times of the articulated seat of second, the articulated seat welded fastening of second is on the spacing intubate of right entablature, second antidetonation mechanism installs between the articulated seat of second and steel construction underbeam body, when vibration appears, produces pressure to second antidetonation mechanism for second antidetonation mechanism takes place to warp, changes the interval between articulated seat of second and the right underbeam, does benefit to the antidetonation.
Further, the first anti-vibration mechanism comprises a screw A, a nut A and a damping body A, one end of the screw A sequentially penetrates through the first hinging seat and the left lower cross beam and then is connected with the nut A, the damping body A is sleeved on the screw A between the first hinging seat and the left lower cross beam, the damping body is a disc spring connected in series, when vibration occurs, pressure is generated on the first anti-vibration mechanism, the first anti-vibration mechanism is deformed, the distance between the first hinging seat and the left lower cross beam is changed, and anti-vibration is facilitated;
the second anti-seismic mechanism comprises a screw rod B, a nut B and a damping body B, wherein one end of the screw rod B sequentially penetrates through a second hinging seat and a right lower cross beam and then is connected with the nut B, the damping body is sleeved on the screw rod B between the second hinging seat and the right lower cross beam, the damping body is a disc spring connected in series, and when vibration occurs, pressure is generated on the second anti-seismic mechanism, so that the second anti-seismic mechanism deforms, the distance between the second hinging seat and the right lower cross beam is changed, and anti-seismic is facilitated.
Further, all be provided with the strengthening rib between upper left crossbeam and the upper left spacing intubate, between upper right spacing intubate and the upper right crossbeam, between lower left crossbeam and the lower left spacing intubate, between lower right crossbeam and the lower right spacing intubate, strengthened the stability of structure.
Further, the third anti-vibration mechanism comprises a plurality of damping supporting rods positioned between the left upper beam and the left lower beam, the bottom ends of the damping supporting rods are all fixed on the left lower beam, the upper ends of the damping supporting rods are hinged with the left upper beam, and when vibration occurs, pressure is generated on the damping supporting rods, so that the damping supporting rods deform, the connection part of the left upper beam and the first hinging seat relatively rotates, anti-vibration is facilitated, and broken deformation of the left upper beam is avoided;
the fourth shock-resistant mechanism includes a plurality of shock attenuation vaulting poles that are in between right entablature and the right entablature, and the bottom of shock attenuation vaulting pole is all fixed on right entablature, and its upper end is articulated with right entablature, when vibration appears, produces pressure to shock attenuation vaulting pole for shock attenuation vaulting pole takes place to warp, and right entablature rotates relatively with the junction of second articulated seat, does benefit to the antidetonation, avoids the upper right crossbeam to appear breaking deformation.
A construction method of a novel energy-saving improved anti-seismic steel structure is characterized by comprising the following steps: the method comprises the following steps: the left lower cross beam, the right lower cross beam, the left lower limit insertion pipe, the right lower limit insertion pipe and the connecting support seat are hoisted to a construction site, and are assembled and welded as required;
the assembly is hung, and the connecting support seat is connected with a prefabricated connecting seat on the ground through a high-strength bolt;
the first positioning plug-in column, the second positioning plug-in column and the connecting steel plate are assembled and welded on site;
the first positioning inserting column and the second positioning inserting column are inserted into the corresponding left lower limit insertion pipe and right lower limit insertion pipe;
assembling a left upper cross beam, a left upper limit insertion pipe and a first hinging seat, and butting the first hinging seat with a first positioning insertion column;
installing a first anti-seismic mechanism and a third anti-seismic mechanism;
assembling a right upper cross beam, a right upper limit insertion tube and a second hinging seat, and butting the second hinging seat with a second positioning insertion column;
and finally, installing a second anti-seismic mechanism and a fourth anti-seismic mechanism.
Further, the third anti-seismic mechanism is an elastic telescopic rod.
Compared with the prior art, the invention has the following beneficial effects:
the energy-saving novel improved anti-seismic steel structure and the construction method can effectively transfer the bending moment of the beam end, the upper and lower double beams of the node show independent bending performance, the welding point is prevented from being broken due to deformation, and the upper beam is superior to the lower beam. And the setting of antidetonation device can alleviate the impact force greatly, reduces the compressive buckling or the structure deformation in the steel construction, prevents that cracked risk from appearing in steel construction node department, and the antidetonation is effectual.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. Like elements or portions are generally identified by like reference numerals throughout the several figures. In the drawings, elements or portions thereof are not necessarily drawn to scale.
FIG. 1 is an assembly view of the present invention;
FIG. 2 is a block diagram of a steel structural upper beam body;
FIG. 3 is a block diagram of a connection assembly;
fig. 4 is a structural view of a steel structure lower beam body.
In the figure: 1. the steel structure upper beam body 1.1, the left upper beam 1.2, the right upper beam 1.3, the left upper limit insertion tube 1.4, the right upper limit insertion tube 1.5, the first hinging seat 1.6, the second hinging seat 2, the steel structure lower beam body 2.1, the left lower beam 2.2, the right lower beam 2.3, the left lower limit insertion tube 2.4, the right lower limit insertion tube 2.5, the connection support seat 3, the connection assembly 3.1, the first positioning insertion column 3.2, the second positioning insertion column 3.3, the connection steel plate 4, the first anti-seismic mechanism 4.1, the screw A4.2, the nut A4.3, the damping body A5, the second anti-seismic mechanism 5.1, the screw B5.2, the nut B5.3, the damping body B6, the third anti-seismic mechanism 7 and the fourth anti-seismic mechanism.
Detailed Description
The invention is further described below with reference to the accompanying drawings:
the present invention is further illustrated by the following examples, which are not intended to be limiting, but any modifications, equivalents, improvements, etc. within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
The assembled steel structure building has the advantages of higher construction efficiency, good structural mechanical property, obvious economic benefit and the like, and is always a research hotspot in the field of domestic and foreign buildings.
The current research discovers that the phenomenon of beam end welding seam damage exists in the damage mode of the node, so that the welding quality has great influence on the performance of the node.
Examples
As shown, the novel energy-saving improved anti-seismic steel structure comprises a steel structure upper beam body 1 and a steel structure lower beam body 2 which are installed in parallel, a connecting component 3 for playing a role in connecting and supporting is arranged between the middle of the steel structure upper beam body 1 and the middle of the steel structure lower beam body 2, a first anti-seismic mechanism 4 and a second anti-seismic mechanism 5 are respectively arranged on two sides of the connecting component 3, the first anti-seismic mechanism 4 and the second anti-seismic mechanism 5 are installed between the steel structure upper beam body 1 and the steel structure lower beam body 2, a third anti-seismic mechanism 6 is further installed between the left end of the steel structure upper beam body 1 and the left end of the steel structure lower beam body 2, and a fourth anti-seismic mechanism 7 is further installed between the right end of the steel structure upper beam body 1 and the right end of the steel structure lower beam body 2. The bending moment of the beam end can be effectively transmitted, the upper beam and the lower beam of the node show independent bending performance, the fracture of the welding point caused by deformation is avoided, and the upper beam is superior to the lower beam. And the setting of antidetonation device can alleviate the impact force greatly, reduces the compressive buckling or the structure deformation in the steel construction, prevents that cracked risk from appearing in steel construction node department, and the antidetonation is effectual.
Preferably, the connection assembly 3 includes a first positioning plug column 3.1 and a second positioning plug column 3.2 that are parallel to each other and are arranged at intervals, the middle parts of the first positioning plug column 3.1 and the second positioning plug column 3.2 are connected together through a connection steel plate 3.3, the connection steel plate 3.3 is a rectangular steel plate, two adjacent but non-communicated rectangular holes a and rectangular holes B are formed in the surface of the steel plate, the first positioning plug column 3.1 and the second positioning plug column 3.2 are respectively inserted into the rectangular holes a and the rectangular holes B, and are fixedly connected with the connection steel plate 3.3 in a welding manner, the first positioning plug column 3.1 is divided into an upper plug column a and a lower plug column a by taking the plane where the connection steel plate 3.3 is located as a dividing plane, the second positioning plug column 3.2 is divided into an upper plug column B and a lower plug column B by taking the plane where the connection steel plate 3.3.3 is located as a dividing plane, and the first positioning plug column 3.1 is arranged in a solid or hollow manner, and is made of steel. Under the condition of ensuring the connection strength, the installation is facilitated;
preferably, the steel structure upper beam body 1 comprises a left upper beam 1.1 and a right upper beam 1.2 which are coaxially arranged, one end, close to the right upper beam 1.2, of the left upper beam 1.1 is vertically connected with an upper left limit insertion pipe 1.3, one end, close to the left upper beam 1.1, of the right upper beam 1.2 is vertically connected with an upper right limit insertion pipe 1.4, the upper left limit insertion pipe 1.3 and the upper right limit insertion pipe 1.4 are parallel to each other, the center of the upper left limit insertion pipe 1.3 is provided with an insertion hole matched with an upper plug pin column A, the upper plug pin column A is inserted into the upper left limit insertion pipe 1.3 and is in small clearance fit with the insertion hole, the upper left limit insertion pipe 1.3 is limited to move along the length direction of a first positioning plug pin column 3.1, the center of the upper right limit insertion pipe 1.4 is provided with an insertion hole matched with an upper plug pin column B, and the upper plug pin column B is inserted into the upper right limit insertion pipe 1.4 and is in small clearance fit with the insertion hole, and the upper right limit insertion pipe 1.4 is limited to move along the length direction of a second positioning plug pin column 3.2;
preferably, the steel structure lower beam body 2 comprises a left lower beam 2.1 and a right lower beam 2.2 which are coaxially arranged, one end of the left lower beam 2.1, which is close to the right lower beam 2.2, is vertically connected with a left lower limit insert pipe 2.3, one end of the right lower beam 2.2, which is close to the left lower beam 2.1, is vertically connected with a right lower limit insert pipe 2.4, the left lower limit insert pipe 2.3 and the right lower limit insert pipe 2.4 are mutually parallel, the center of the left lower limit insert pipe 2.3 is provided with an inserting hole matched with a lower plug pin column A, the lower plug pin column A is inserted into the left lower limit insert pipe 2.3 and is in small clearance fit with the inserting hole, the left lower limit insert pipe 2.3 is limited to move along the length direction of a first positioning insert column 3.1, the center of the right lower limit insert pipe 2.4 is provided with an inserting hole matched with a lower plug pin column B, and the lower plug pin column B is inserted into the right lower limit insert pipe 2.4 and is in small clearance fit with the inserting hole, and the right lower limit insert pipe 2.4 is limited to move along the length direction of the second positioning insert column 3.2;
preferably, one end of the left upper cross beam 1.1 is mounted on the left upper limit insertion tube 1.3 through a first hinging seat 1.5, the left upper cross beam 1.1 is hinged with the first hinging seat 1.5, the length of the left upper cross beam 1.1 is 6-15 times that of the first hinging seat 1.5, the first hinging seat 1.5 is welded and fixed on the left upper limit insertion tube 1.3, the first anti-vibration mechanism 4 is mounted between the first hinging seat 1.5 and the steel structure lower beam body 2, and when vibration occurs, pressure is generated on the first anti-vibration mechanism 4, so that the first anti-vibration mechanism 4 is deformed, the distance between the first hinging seat 1.5 and the left lower cross beam 2.1 is changed, and anti-vibration is facilitated;
one end of the right upper cross beam 1.2 is arranged on the right upper limit insertion tube 1.4 through a second hinging seat 1.6, the right upper cross beam 1.2 is hinged with the second hinging seat 1.6, the length of the right upper cross beam 1.2 is 6-15 times that of the second hinging seat 1.6, the second hinging seat 1.6 is fixedly welded on the right upper limit insertion tube 1.4, the second anti-seismic mechanism 5 is arranged between the second hinging seat 1.6 and the steel structure lower beam body 2, and when vibration occurs, pressure is generated on the second anti-seismic mechanism 5, so that the second anti-seismic mechanism 5 is deformed, and the distance between the second hinging seat 1.6 and the right lower cross beam body 2.2 is changed, thereby being beneficial to seismic resistance;
preferably, the first anti-vibration mechanism 4 comprises a screw rod a4.1, a nut a4.2 and a damping body a4.3, one end of the screw rod a4.1 sequentially penetrates through the first hinging seat 1.5 and the left lower cross beam 2.1 and then is connected with the nut a4.2, the damping body a4.3 is sleeved on the screw rod a4.1 between the first hinging seat 1.5 and the left lower cross beam 2.1, the damping body is a disc spring connected in series, and when vibration occurs, pressure is generated on the first anti-vibration mechanism 4, so that the first anti-vibration mechanism 4 deforms, and the distance between the first hinging seat 1.5 and the left lower cross beam 2.1 is changed, thereby facilitating anti-vibration;
the second anti-vibration mechanism 5 comprises a screw rod B5.1, a nut B5.2 and a damping body B5.3, one end of the screw rod B5.1 sequentially penetrates through the second hinging seat 1.6 and the right lower cross beam 2.2 and then is connected with the nut B5.2, the damping body is sleeved on the screw rod B5.1 between the second hinging seat 1.6 and the right lower cross beam 2.2, the damping body is a disc spring connected in series, and when vibration occurs, pressure is generated on the second anti-vibration mechanism 5, so that the second anti-vibration mechanism 5 deforms, the distance between the second hinging seat 1.6 and the right lower cross beam 2.2 is changed, and anti-vibration is facilitated; reinforcing ribs are arranged between the left upper cross beam 1.1 and the left upper limit insertion pipe 1.3, between the right upper limit insertion pipe 1.4 and the right upper cross beam 1.2, between the left lower cross beam 2.1 and the left lower limit insertion pipe 2.3 and between the right lower cross beam 2.2 and the right lower limit insertion pipe 2.4, so that the stability of the structure is enhanced;
preferably, the third anti-vibration mechanism 6 includes a plurality of shock absorbing supporting rods located between the left upper beam 1.1 and the left lower beam 2.1, the bottom ends of the shock absorbing supporting rods are all fixed on the left lower beam 2.1, the upper ends of the shock absorbing supporting rods are hinged with the left upper beam 1.1, when vibration occurs, pressure is generated on the shock absorbing supporting rods, so that the shock absorbing supporting rods are deformed, the connection part of the left upper beam 1.1 and the first hinging seat 1.5 relatively rotates, shock resistance is facilitated, and breakage deformation of the left upper beam 1.1 is avoided;
preferably, the fourth anti-seismic mechanism 7 comprises a plurality of shock absorbing supporting rods located between the right upper beam 1.2 and the right lower beam 2.2, the bottom ends of the shock absorbing supporting rods are all fixed on the right lower beam 2.2, the upper ends of the shock absorbing supporting rods are hinged with the right upper beam 1.2, when vibration occurs, pressure is generated on the shock absorbing supporting rods, the shock absorbing supporting rods deform, the joint of the right upper beam 1.2 and the second hinging seat 1.6 rotates relatively, shock resistance is facilitated, and breakage deformation of the right upper beam 1.2 is avoided.
A construction method of an energy-saving novel improved anti-seismic steel structure comprises the following steps:
the left lower cross beam 2.1, the right lower cross beam 2.2, the left lower limit insertion tube 2.3, the right lower limit insertion tube 2.4 and the connecting support seat 2.5 are hoisted to a construction site, and are assembled and welded as required; the assembly is hung and connected with a connecting seat prefabricated on the ground by a high-strength bolt through a connecting support seat 2.5; the first positioning plug-in column 3.1, the second positioning plug-in column 3.2 and the connecting steel plate 3.3 are assembled and welded on site; the first positioning inserting column 3.1 and the second positioning inserting column 3.2 are inserted into the corresponding left lower limit inserting tube 2.3 and right lower limit inserting tube 2.4; assembling the left upper cross beam 1.1, the left upper limit insertion tube 1.3 and the first hinging seat 1.5, and butting the first hinging seat 1.5 with the first positioning insertion column 3.1; the first anti-seismic mechanism 4 and the third anti-seismic mechanism 6 are installed; assembling the upper right cross beam 1.2, the upper right limiting insertion tube 1.4 and the second hinging seat 1.6, and butting the second hinging seat 1.6 with the second positioning insertion column 3.2; installing a second anti-seismic mechanism 5 and a fourth anti-seismic mechanism 7; the third anti-seismic mechanism 6 is an elastic telescopic rod.
The energy-saving novel improved anti-seismic steel structure and the construction method can effectively transfer the bending moment of the beam end, the upper and lower double beams of the node show independent bending performance, the welding point is prevented from being broken due to deformation, and the upper beam is superior to the lower beam. And the setting of antidetonation device can alleviate the impact force greatly, reduces the compressive buckling or the structure deformation in the steel construction, prevents that cracked risk from appearing in steel construction node department, and the antidetonation is effectual.
The foregoing has shown and described the basic principles, main features and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
The present invention is not described in detail in the present application, and is well known to those skilled in the art.
Claims (3)
1. The utility model provides a steel construction with energy-conserving novel improvement antidetonation, includes the steel construction upper beam body and the steel construction underbeam body of parallel installation, its characterized in that: a connecting component for connecting and supporting is arranged between the middle part of the steel structure upper beam body and the middle part of the steel structure lower beam body, a first anti-seismic mechanism and a second anti-seismic mechanism are respectively arranged on two sides of the connecting component, the first anti-seismic mechanism and the second anti-seismic mechanism are arranged between the steel structure upper beam body and the steel structure lower beam body, a third anti-seismic mechanism is also arranged between the left end of the steel structure upper beam body and the left end of the steel structure lower beam body, a fourth anti-seismic mechanism is also arranged between the right end of the steel structure upper beam body and the right end of the steel structure lower beam body, the connecting component comprises a first positioning plug-in column and a second positioning plug-in column which are parallel and are arranged at intervals, the middle parts of the first positioning plug-in column and the second positioning plug-in column are connected together through a connecting steel plate, the connecting steel plate is a rectangular steel plate, the surface of the steel plate is provided with two adjacent but non-communicated rectangular holes A and B, the first positioning plug-in columns and the second positioning plug-in columns are respectively inserted into the rectangular holes A and B and are fixedly connected with the connecting steel plate in a welding manner, the first positioning plug-in columns are divided into an upper plug-in column A and a lower plug-in column A by taking the plane of the connecting steel plate as a dividing plane, the second positioning plug-in columns are divided into an upper plug-in column B and a lower plug-in column B by taking the plane of the connecting steel plate as a dividing plane, the first positioning plug-in columns are in solid or hollow arrangement, the first positioning plug-in columns are made of steel structures, an upper steel structure beam body comprises a left upper cross beam and a right upper cross beam which are coaxially arranged, one end of the left upper cross beam close to the right upper cross beam is vertically connected with an upper left limiting insertion tube, one end of the right upper cross beam close to the left upper cross beam is vertically connected with an upper right limiting insertion tube, the left upper limit insertion pipe and the right upper limit insertion pipe are mutually parallel, the center of the left upper limit insertion pipe is provided with an insertion hole matched with an upper plug pin A, the upper plug pin A is inserted into the left upper limit insertion pipe and is in small clearance fit with the insertion hole, the left upper limit insertion pipe is limited to move along the length direction of a first positioning insertion pin B, the center of the right upper limit insertion pipe is provided with an insertion hole matched with an upper plug pin B, the upper plug pin B is inserted into the right upper limit insertion pipe and is in small clearance fit with the insertion hole, the right upper limit insertion pipe is limited to move along the length direction of a second positioning insertion pin, the steel structure lower beam body comprises a left lower beam and a right lower beam which are coaxially arranged, one end of the left lower beam, close to the right lower beam, is vertically connected with a left lower limit insertion pipe, one end of the right lower beam, close to the left lower beam, is vertically connected with a right lower limit insertion pipe, the left lower limit insertion pipe and the right lower limit insertion pipe are mutually parallel, the center of the left lower limit insertion pipe is provided with an insertion hole matched with the lower plug pin A, the lower limit insertion pipe is inserted into the left lower limit insertion pipe, is in small clearance fit with the insertion hole, the right lower limit insertion pipe, the limit insertion pipe is limited to move along the length direction of the first positioning insertion pin B, the right lower limit insertion pipe is limited to move along the length direction of the first positioning insertion pin B, the lower limit insertion pipe is fixedly connected with a first hinge seat, the lower limit insertion seat is hinged seat is mounted with the right lower limit insertion pipe, and is hinged seat is mounted with the upper guide seat, and is hinged to the lower limit insertion seat, and is mounted with the lower limit insertion seat, and is hinged to the lower position, and has a lower limit insertion seat, and is mounted between the lower position and lower limit plug insertion pipe and has a position, the first anti-seismic mechanism is subjected to pressure, so that the first anti-seismic mechanism is deformed, the distance between the first hinging seat and the left lower cross beam is changed, and anti-seismic is facilitated; the one end of right entablature is installed on the spacing intubate of right entablature through the second articulated seat, right entablature is articulated with the articulated seat of second, and the length of right entablature is 6-15 times of the articulated seat of second, the articulated seat welded fastening of second is on the spacing intubate of right entablature, second antidetonation mechanism installs between the articulated seat of second and steel construction underbeam body, when vibration appears, produces pressure to second antidetonation mechanism for second antidetonation mechanism takes place to warp, changes the interval between articulated seat of second and the right underbeam, does benefit to the antidetonation.
2. The construction method of the novel energy-saving improved anti-seismic steel structure according to claim 1, which is characterized in that: the method comprises the following steps: the left lower cross beam, the right lower cross beam, the left lower limit insertion pipe, the right lower limit insertion pipe and the connecting support seat are hoisted to a construction site, and are assembled and welded as required;
the assembly is hung, and the connecting support seat is connected with a prefabricated connecting seat on the ground through a high-strength bolt;
the first positioning plug-in column, the second positioning plug-in column and the connecting steel plate are assembled and welded on site;
the first positioning inserting column and the second positioning inserting column are inserted into the corresponding left lower limit insertion pipe and right lower limit insertion pipe;
assembling a left upper cross beam, a left upper limit insertion pipe and a first hinging seat, and butting the first hinging seat with a first positioning insertion column;
installing a first anti-seismic mechanism and a third anti-seismic mechanism;
assembling a right upper cross beam, a right upper limit insertion tube and a second hinging seat, and butting the second hinging seat with a second positioning insertion column;
and finally, installing a second anti-seismic mechanism and a fourth anti-seismic mechanism.
3. The construction method of the novel energy-saving improved anti-seismic steel structure according to claim 2, which is characterized in that: the third anti-seismic mechanism is an elastic telescopic rod.
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