Anti-seismic structure for building engineering
Technical Field
The utility model belongs to the field of building construction engineering, and particularly relates to an anti-seismic structure for building engineering.
Background
At present, the most common building structure is a steel structure, mainly comprising steel beams, steel columns, steel trusses and other members made of section steel, steel plates and the like, wherein all the members or components are usually connected by welding lines, bolts or rivets, and the building structure is widely applied to the fields of large-scale factory buildings, venues, super-high buildings and the like due to light dead weight and simple and convenient construction. However, the existing steel structure has poor anti-seismic capability, when an earthquake occurs, the structure of the joint of the beam and the upright post is easily damaged by the vibration of the steel structure in the horizontal and vertical directions, and the joint between the beam and the upright post is easily subjected to conditions of dislocation, collision and the like, so that collapse accidents are easily caused.
Disclosure of Invention
The utility model aims to provide and design an anti-seismic structure for building engineering aiming at the defect of poor anti-seismic effect of a steel structure in the existing building, and improve the anti-seismic performance of the joint between a cross beam and a stand column.
In order to achieve the purpose, the utility model provides the following technical scheme: an earthquake-resistant structure for construction engineering comprises a supporting cross beam, wherein an installation clamping groove is formed in the lower end face of the supporting cross beam, a supporting upright post is arranged in the installation clamping groove, and a first earthquake-resistant structure is arranged between the supporting upright post and the supporting cross beam; the first anti-seismic structure comprises a fixed block arranged on the side wall of the mounting clamping groove and an upper connecting block arranged at the top of the mounting clamping groove, the lower end of the upper connecting block is fixedly connected with a lower connecting block, two opposite surfaces of the upper connecting block and the lower connecting block are respectively provided with a first inclined surface and a second inclined surface which are opposite, an included angle between the first inclined surface and the second inclined surface is an acute angle, the fixed block is positioned between the first inclined surface and the second inclined surface, and the upper surface and the lower surface of the fixed block are respectively matched with the corresponding inclined surfaces; the upper portion of the supporting upright post is further provided with a baffle, and an elastic element is fixedly arranged between the baffle and the lower connecting block. After an earthquake occurs, energy brought by earthquake waves can be converted into potential energy of the elastic element through the first anti-seismic structure and converted into internal energy, and then the potential energy is dissipated through friction among the upper connecting block, the lower connecting block and the fixing block, so that the support upright is lightened to shake, and collapse caused by excessive collision between the support upright and the support beam is avoided.
The utility model is further improved in that a second anti-seismic structure is arranged between the supporting cross beam and the supporting upright column, the second anti-seismic structure has the same structure as the first anti-seismic structure, and the second anti-seismic structure and the first anti-seismic structure are symmetrically arranged relative to the central plane of the supporting upright column. Therefore, the supporting cross beam can be protected when the supporting upright posts shake in the opposite direction.
The utility model is further improved in that the supporting beam is provided with a long hole, the upper connecting block is provided with a threaded hole corresponding to the long hole, and a bolt penetrates through the long hole and is in threaded connection with the threaded hole, so that the position of the upper connecting block on the supporting beam can be adjusted.
The utility model is further improved in that the elastic element is a rubber column, and the upper end of the rubber column is clamped with the lower connecting block, so that kinetic energy is converted into potential energy through the rubber column, and the shaking degree of the supporting upright column is cut.
The utility model is further improved in that the elastic element is a spring, the lower connecting block is provided with a counter bore, the part with larger bore diameter in the counter bore is positioned at the upper part of the lower connecting block, the baffle plate is provided with a unthreaded hole corresponding to the counter bore, and the support bolts sequentially penetrate through the lower connecting block. The spring, baffle back are connected with the nut, can turn into the potential energy with kinetic energy through the spring like this to cut rocking of support post, avoid causing the supporting beam to rock.
The utility model is further improved in that the supporting cross beam is made of square steel tubes, so that the overall weight can be reduced.
In addition, the utility model is further improved, the support upright post adopts a square steel pipe, so that the overall weight can be reduced.
The utility model has the beneficial effects that the energy transmitted by earthquake can be converted into the elastic potential energy of the elastic element through the first earthquake-resistant structure and the second earthquake-resistant structure arranged between the supporting beam and the supporting upright post. Can also utilize rocking that the support post produced, with most energy conversion internal energy, then will distribute away through the heat through the friction between last connecting block, lower connecting block and the fixed block. The anti-seismic structure can effectively avoid violent collision between the support upright post and the support cross beam, thereby avoiding the breakage and collapse between the support upright post and the support cross beam.
In addition, the utility model has reliable design principle, simple structure and very wide application prospect.
Drawings
In order to more clearly illustrate the embodiments or technical solutions in the prior art of the present invention, the drawings used in the description of the embodiments or prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a first embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a second embodiment of the present invention.
In the figure, the support beam is 1, the upper connecting block is 2, the fixing block is 3, the lower connecting block is 4, the support upright post is 5, the baffle is 6, the rubber post is 7, the spring is 8, the support bolt is 9, the counter bore is 10, the first inclined plane is 11, and the second inclined plane is 12.
Detailed Description
In order to make those skilled in the art better understand the technical solution of the present invention, the technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the drawings in the embodiment of the present invention, and it is obvious that the described embodiment is only a part of the embodiment of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The following explains key terms appearing in the present invention.
As shown in fig. 1, a first embodiment of an earthquake-resistant structure for construction engineering provided by the present invention includes a supporting beam 1, wherein a mounting slot is formed on a lower end surface of the supporting beam 1, a supporting column 5 is mounted in the mounting slot, and the supporting column 5 and the supporting beam 1 are preferably made of square steel pipes. Be provided with first antidetonation structure between supporting beam 1 and the support post 5, first antidetonation structure is including setting up fixed block 3 on the lateral wall of installation slot to and install last connecting block 2 at installation slot top. The upper connecting block 2 is preferably fixedly connected with the supporting beam 1 through bolts, and a connecting hole for mounting the bolts on the supporting beam 1 is preferably a long hole. Connecting block 4 under last connecting block 2's lower extreme fixedly connected with, two surfaces that go up connecting block 2 and connecting block 4 are relative down set up to first inclined plane 11 and second inclined plane 12 respectively, and the contained angle between first inclined plane 11 and the second inclined plane 12 is the acute angle. And the fixed block 3 is positioned between the first inclined plane 11 and the second inclined plane 12, and the upper surface and the lower surface of the fixed block 3 are respectively matched with the corresponding inclined planes. A baffle 6 is arranged at the upper part of the supporting upright post 5, an elastic element is arranged on the baffle 6, and the lower connecting block 4 is connected with the elastic element. And the elastic element preferably adopts a rubber column 7, and the upper end of the rubber column 7 is clamped with the lower end of the lower connecting block 4.
Further, in order to further ensure the stability between the supporting beam 1 and the supporting column 5, a second anti-seismic structure is arranged between the supporting beam 1 and the supporting column 5, the second anti-seismic structure and the first anti-seismic structure have the same structure, and the second anti-seismic structure and the first anti-seismic structure are symmetrically arranged about the central plane of the supporting column 5.
As shown in fig. 2, the second embodiment of the earthquake-resistant structure for construction engineering provided by the present invention is different from the earthquake-resistant structure shown in fig. 1 in that the elastic element is a spring 8, the baffle 6 is provided with a light hole, the lower connecting block 4 is further provided with a counter bore 10 corresponding to the light hole, and one end of the counter bore 10 with a larger bore diameter is located at the upper part of the lower connecting block 4. And a supporting bolt 9 is further arranged in the counter bore 10, and a screw of the supporting bolt 9 sequentially penetrates through the lower connecting block 4, the spring 8 and the baffle 6 and then is in threaded connection with a nut, so that the lower connecting block 4 is connected with the supporting upright post 5.
The working principle of the utility model is as follows: when seismic wave transmission arrives the building below, if support post 5 produces the removal at the horizontal direction relative supporting beam 1 under seismic wave's effect, fixed block 3 inserts connecting block 2 and the increase of the degree of depth between connecting block 4 down, and elastic element is compressed, thereby produce ascending thrust and make connecting block 2 and connecting block 4 down press from both sides tightly, and produce the resistance to inserted fixed block 3, convert seismic energy partly into the potential energy of elastic element deformation, and convert into supporting beam 1 and last connecting block 2, the internal energy that the friction between lower connecting block 4 produced, cut and fall and turn into the energy that supporting beam 1 rocked. If the supporting upright post 5 moves in the vertical direction under the action of seismic waves, most of seismic energy can be converted into potential energy of the elastic element, and a small part of seismic energy is converted into kinetic energy for shaking the supporting upright post 5 up and down, so that the shaking amplitude of the supporting upright post 5 is reduced, and the supporting upright post 5 is prevented from collapsing.
Although the present invention has been described in detail by referring to the drawings in connection with the preferred embodiments, the present invention is not limited thereto. Various equivalent modifications or alterations to the embodiments of the present invention may be made by those skilled in the art without departing from the spirit and substance of the present invention, and such modifications or alterations are intended to be within the scope of the present invention; any person skilled in the art can easily conceive of changes or substitutions within the technical scope of the present disclosure, and all such changes or substitutions are included in the scope of the present disclosure. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.