CN114941381B - Assembled bracing energy dissipation beam column connecting device - Google Patents
Assembled bracing energy dissipation beam column connecting device Download PDFInfo
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- CN114941381B CN114941381B CN202210708824.9A CN202210708824A CN114941381B CN 114941381 B CN114941381 B CN 114941381B CN 202210708824 A CN202210708824 A CN 202210708824A CN 114941381 B CN114941381 B CN 114941381B
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- 230000021715 photosynthesis, light harvesting Effects 0.000 title description 24
- 238000005265 energy consumption Methods 0.000 claims abstract description 51
- 230000003139 buffering effect Effects 0.000 claims abstract description 10
- 229910000831 Steel Inorganic materials 0.000 claims description 19
- 239000010959 steel Substances 0.000 claims description 19
- 230000000149 penetrating effect Effects 0.000 claims description 8
- 238000009434 installation Methods 0.000 description 5
- 230000005489 elastic deformation Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
Classifications
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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
- E04B1/38—Connections for building structures in general
- E04B1/58—Connections for building structures in general of bar-shaped building elements
- E04B1/5825—Connections for building structures in general of bar-shaped building elements with a closed cross-section
- E04B1/5831—Connections for building structures in general of bar-shaped building elements with a closed cross-section of substantially rectangular form
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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
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
- E04B1/2403—Connection details of the elongated load-supporting parts
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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
- E04H9/024—Structures with steel columns and beams
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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
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
- E04B1/2403—Connection details of the elongated load-supporting parts
- E04B2001/2406—Connection nodes
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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
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
- E04B1/2403—Connection details of the elongated load-supporting parts
- E04B2001/2451—Connections between closed section profiles
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Buildings Adapted To Withstand Abnormal External Influences (AREA)
- Vibration Prevention Devices (AREA)
Abstract
The utility model relates to an assembled bracing power consumption beam column connecting device, include stand body, crossbeam body and set up the power consumption mechanism between stand body and crossbeam body, power consumption mechanism is including setting up in the power consumption seat of stand body, articulating in the supporting seat of power consumption seat, slide and connect in the sliding seat of supporting seat and set up in the protection component of stand body, protection component includes that one end articulates in stand body and the other end articulates in the bracing arm of sliding seat, the supporting seat is provided with a pair of mounting panel, two fixedly connected with guide bar between the mounting panel, the cover of sliding is located the guide bar is slided to the seat, is provided with the buffering elastic component between mounting panel and the seat of sliding, the crossbeam body sets up in the supporting seat. The anti-seismic energy consumption performance of beam column nodes is improved.
Description
Technical Field
The application relates to the technical field of beam column connection node structures, in particular to an assembled diagonal bracing energy-consumption beam column connection device.
Background
The steel has high recycling value, and is a green and environment-friendly building structure material. The steel structure has high strength, good earthquake resistance and good machining performance, is suitable for building high-rise buildings, can realize industrial production, can adopt on-site bolt connection, is convenient for full assembly and disassembly, greatly reduces labor intensity, shortens construction period and is suitable for building full-assembled buildings.
The assembled steel structure building is one of the main forms of building industrialization development in China, the beam column connecting device refers to a connecting and combining device of beams and columns in a steel structure, is the most complex and key component part of the steel structure building, and has a very direct relation for improving the strength and stability of the whole structure and the earthquake resistance. The area mainly cooperates with the members such as beams, columns and the like to form an integral structure to work together so as to resist external load and maintain structural stability and safety; therefore, the performance of the beam column node area plays an important role in the bearing capacity and the anti-seismic performance of the whole structure.
With respect to the related art in the above, the inventors consider that there are the following drawbacks: the existing beam column node structure is poor in anti-seismic energy consumption performance, and particularly when vibration parallel to the beam direction occurs, deformation of the beam column is easy to cause, so that after severe vibration such as earthquake occurs, the deformed beam column needs to be replaced, repair work is troublesome in later repair, and further improvement is needed.
Disclosure of Invention
In order to improve the anti-seismic energy consumption performance of beam column joints, the application provides an assembled diagonal bracing energy consumption beam column connecting device.
The application provides an assembled bracing power consumption beam column connecting device adopts following technical scheme:
the utility model provides an assembled bracing power consumption beam column connecting device, includes stand body, crossbeam body and sets up the power consumption mechanism between stand body and crossbeam body, power consumption mechanism is including setting up in the power consumption seat of stand body, articulating in the supporting seat of power consumption seat, slide and connect in the sliding seat of supporting seat and set up in the protection component of stand body, protection component includes that one end articulates in stand body and the other end articulates in the bracing arm of sliding seat, the supporting seat is provided with a pair of mounting panel, two fixedly connected with guide bar between the mounting panel, the cover of sliding locates the guide bar is slided to the seat, is provided with buffering elastic component between fixed plate and the sliding seat, the crossbeam body sets up in the supporting seat.
Through adopting above-mentioned technical scheme, energy consumption seat and supporting seat hinge setting, its articulated department is relative weak department, can control the roof beam end plastic hinge and appear in this cross-section department, the controllability of plastic hinge has been realized, let the produced deformation of vibrations mainly concentrate in its articulated department, the possibility that the brittle failure takes place for beam column node region, reduce vibrations and let beam column node produce plastic deformation's possibility then, simultaneously, when the crossbeam body receives moment to lead to the both ends of crossbeam body to take place upwards or down the warpage, the supporting seat self-adaptation takes place to rotate, the axial of sliding seat along the guide bar makes the relative position of sliding seat and supporting seat change, the seat of sliding slides and extrudees buffering elastic component, the buffering elastic component takes place elastic deformation absorption energy, improve the shock-resistant energy consumption performance of beam column node, in addition, be provided with the diagonal brace, when the earthquake is extremely violent, the energy consumption seat takes place to damage, the articulated department of energy consumption seat and supporting seat loses efficacy, diagonal brace carries out effective support to the crossbeam body, the possibility that the crossbeam body takes place to drop is reduced.
Preferably, the guide rod is provided with a thread section at both ends, the guide rod is provided with a leveling screw sleeve which is connected with the thread section in a threaded manner, the leveling screw sleeve is positioned between the mounting plate and the buffering elastic piece, the buffering elastic piece is a first spring sleeved on the guide rod, one end of the first spring is abutted against the sliding seat, and the other end of the first spring is abutted against the leveling screw sleeve.
Through adopting above-mentioned technical scheme, through rotatory leveling swivel nut that is located the seat both sides that slide, adjust the relative position that slides of leveling swivel nut and guide bar, on the one hand, realize the pretightning force of first spring and adjust, on the other hand, adjust the position that slides of seat, realize adjusting the purpose to the swing angle of supporting seat, be convenient for adjust the installation levelness of crossbeam body.
Preferably, the energy consumption seat comprises an energy consumption fixing plate fixedly connected to the upright post body through a bolt, an energy consumption connecting body fixedly connected to the energy consumption fixing plate and an energy consumption hinge plate fixedly connected to the energy consumption connecting body, the support seat comprises a support pipe with one end being provided with an opening and a support hinge plate fixedly connected to the closed end of the support pipe, the support hinge plate is hinged with the energy consumption hinge plate through a first hinge shaft, the cross beam body is slidably inserted into the support pipe through the open end of the support pipe, and the energy consumption hinge plate is provided with a first deformation groove.
Through adopting above-mentioned technical scheme, set up in power consumption articulated slab, support articulated slab and first articulated shaft and realize the articulated of supporting seat and power consumption seat, first deformation groove is seted up to the power consumption articulated slab for the weakest department of this plastic hinge, when vibration energy is greater than the preset load of plastic hinge, damage takes place for the first articulated slab of power consumption, effectively reduces the loss degree of back beam column node of earthquake and is convenient for restore beam column node.
Preferably, the energy dissipation connecting body is provided with an energy dissipation cavity, the protection assembly further comprises a first movable plate connected with the energy dissipation connecting body in a sliding mode, a second movable plate connected with the inner cavity of the support tube in a sliding mode, a second spring arranged in the energy dissipation cavity and used for forcing the first movable plate to slide in the direction away from the energy dissipation hinge plate, a third spring arranged in the inner cavity of the support tube and used for forcing the second movable plate to slide in the direction away from the support hinge plate, and a connecting steel rope fixedly connected between the first movable plate and the second movable plate, one end of the connecting steel rope penetrates through the energy dissipation connecting body, the other end of the connecting steel rope penetrates through the support tube, and the end of the beam body is abutted to the second movable plate.
Through adopting above-mentioned technical scheme, through setting up first fly leaf, the second spring, the third spring and connect the steel cable, on the one hand, when the diagonal brace arm takes place to damage, connect the steel cable and further reduce the stay tube and take place the possibility that drops, and under first fly leaf, the second fly leaf, the common cooperation of second spring and third spring, reduce and connect the steel cable and receive the moment and drag effort and lead to the possibility that the connection steel cable takes place to break, on the other hand, in the minor shake in-process, when the crossbeam body receives and is on a parallel with crossbeam body length direction effort, the crossbeam body can carry out horizontal slip in the stay tube, thereby drive the second fly leaf and slide, the third spring takes place elastic deformation and effectively absorbs vibration energy, second fly leaf and third spring cooperation make the stay tube possess the shock-resistant buffer capacity to the crossbeam body, further reduce the possibility that the crossbeam body takes place to damage.
Preferably, the crossbeam body includes crossbeam pipe and a pair of crossbeam inserted bar that slides and stretch out and draw back in crossbeam pipe, and the both ends of crossbeam pipe are the opening setting, and crossbeam inserted bar slides and inserts and locate the stay tube, crossbeam pipe is provided with the adjustment mechanism that two crossbeam inserted bars of control were slided towards being close to each other or keep away from each other the direction.
Through adopting above-mentioned technical scheme, after stand body and power consumption mechanism all install, the staff at first slides towards being close to the direction each other through adjustment mechanism control two crossbeam inserted bars for crossbeam inserted bar slides and contracts in the crossbeam pipe, lift the crossbeam pipe to with the corresponding mounted position department of stay tube after, slide towards keeping away from the direction each other through adjustment mechanism control two crossbeam inserted bars, make crossbeam inserted bar slide and insert and locate the stay tube, effectively improve the installation convenience of crossbeam body, in addition, adjust the slippage of crossbeam inserted bar through adjustment mechanism, realize the length adjustment to the crossbeam body, the installation of the crossbeam body between two stands of different intervals is adapted, improve the fault-tolerant rate of crossbeam body unloading.
Preferably, the adjusting mechanism comprises an adjusting shaft which is rotatably arranged in the middle of the beam tube in a penetrating manner, an adjusting gear which is arranged in the beam tube and is coaxially and fixedly connected with the adjusting shaft, a first rack which is fixedly connected with one beam inserted rod, and a second rack which is fixedly connected with the other beam inserted rod, wherein the first rack and the second rack are meshed with the adjusting gear, the first rack and the second rack are respectively positioned above and below the adjusting gear, and tooth surfaces of the first rack and the second rack are oppositely arranged.
Through adopting above-mentioned technical scheme, rotate the regulating spindle and drive adjusting gear rotation to drive first rack, the second rack with adjusting gear meshing are towards being close to each other or keep away from the direction each other and slide, and then adjust the flexible volume of sliding of crossbeam inserted bar.
Preferably, one end of the first rack and/or the second rack, which is far away from the beam inserted bar connected with the first rack and/or the second rack, is fixedly connected with an anti-falling plate, and the anti-falling plate is positioned between the first rack and the second rack.
Through adopting above-mentioned technical scheme, when anticreep board butt in adjusting gear, restriction crossbeam inserted bar continues to be kept away from the direction each other to reduce the possibility that crossbeam inserted bar slides and breaks away from out the crossbeam pipe.
Preferably, the second movable plate is fixedly connected with the beam inserted link through a fixing assembly.
Through adopting above-mentioned technical scheme, crossbeam inserted bar and second fly leaf fixed connection improve the connection stability of crossbeam body and stay tube, effectively reduce the crossbeam inserted bar towards the possibility that mutually near direction slides the indent in the crossbeam pipe, reduce the crossbeam body and take place the possibility that drops.
Preferably, the fixing assembly comprises a locking screw rod penetrating through the second movable plate in a rotating mode and a driving part for driving the locking screw rod to rotate, and a threaded hole for the locking screw rod to be in threaded connection is formed in the end portion of the cross beam inserted rod.
Through adopting above-mentioned technical scheme, when fixed second fly leaf and crossbeam inserted bar, control two crossbeam inserted bars through adjustment mechanism and keep away from the direction and slide each other for crossbeam inserted bar slides and inserts the locking screw who locates the stay tube and butt on the second fly leaf, and locking screw and crossbeam inserted bar's screw hole align the back, drive locking screw through drive unit and rotate, thereby make locking screw precession screw hole, realize the fixed of second fly leaf and crossbeam inserted bar.
Preferably, the driving part comprises a driven gear coaxially and fixedly connected to the locking screw, a driving rod rotatably penetrating through the supporting pipe, a driving gear coaxially and fixedly connected to the driving rod, and a force application part externally arranged on the supporting rod and fixedly connected to the driving rod, wherein the driven gear is meshed with the driving gear, and the driven gear slides along the axial direction of the driving gear.
Through adopting above-mentioned technical scheme, through application of force spare rotating actuating lever to drive the driving gear and rotate, then drive the driven gear rotation rather than meshing, and then drive the locking screw and rotate, the locking screw screwing in-process, the inserted bar crossbeam can slide towards being close to the second fly leaf direction by oneself.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the energy consumption seat and the supporting seat are hinged, the hinged position is a relatively weak position, the plastic hinge at the beam end can be controlled to appear at the section, the controllability of the plastic hinge is realized, the deformation generated by vibration is mainly concentrated at the hinged position, the possibility of brittle failure of a beam column node area is reduced, the possibility of plastic deformation of the beam column node caused by vibration is reduced, meanwhile, when the two ends of the beam body are upwards or downwards warped due to moment applied to the beam body, the supporting seat is self-adaptively rotated, the sliding seat slides along the axial direction of the guide rod to change the relative position of the sliding seat and the supporting seat, the sliding seat slides to squeeze the buffer elastic piece, the buffer elastic piece is elastically deformed to absorb energy, and the anti-seismic energy consumption performance of the beam column node is improved;
2. the inclined supporting arms are arranged, when an earthquake is extremely severe, the energy consumption seat is damaged, the hinge joint of the energy consumption seat and the supporting seat is invalid, the inclined supporting arms effectively support the beam body, and the possibility that the beam body falls is reduced;
3. the leveling screw sleeves positioned on the two sides of the sliding seat are rotated to adjust the relative sliding positions of the leveling screw sleeves and the guide rods, so that on one hand, the pretightening force adjustment of the first spring is realized, and on the other hand, the sliding position of the sliding seat is adjusted, the purpose of adjusting the swinging angle of the supporting seat is realized, and the installation levelness of the beam body is adjusted conveniently;
4. after the stand body and the energy consumption mechanism are all installed, the staff firstly controls the two beam inserted bars to slide towards the direction close to each other through the adjusting mechanism, so that the beam inserted bars slide inwards to retract in the beam tube, the beam tube is lifted to the position corresponding to the supporting tube, the two beam inserted bars slide towards the direction away from each other through the adjusting mechanism, the beam inserted bars slide to be inserted in the supporting tube, the installation convenience of the beam body is effectively improved, in addition, the sliding quantity of the beam inserted bars is adjusted through the adjusting mechanism, the length of the beam body is adjusted, the beam body is installed between two stand columns with different distances in an adaptation mode, and the fault tolerance of the blanking of the beam body is improved.
Drawings
Fig. 1 is a schematic diagram of the overall structure of an assembled diagonal bracing energy-dissipating beam-column connecting device.
Fig. 2 is a schematic structural view of the energy dissipation mechanism.
Fig. 3 is a schematic structural view of the guard assembly.
Fig. 4 is a schematic structural view of the beam body.
Fig. 5 is an enlarged partial schematic view of fig. 3 at a.
Reference numerals illustrate: 1. a column body; 2. a beam body; 21. a cross beam tube; 22. a beam insert; 23. a threaded hole; 3. an energy consumption mechanism; 31. an energy consumption seat; 311. an energy consumption fixing plate; 312. an energy-consuming connector; 313. energy consumption hinged plate; 314. a first hinge shaft; 315. a first deformation tank; 316. an energy dissipation cavity; 32. a support base; 321. a support tube; 322. supporting the hinge plate; 323. a mounting plate; 324. a guide rod; 325. a first spring; 326. leveling the screw sleeve; 33. a sliding seat; 331. a sliding block; 332. a first hinge plate; 333. a second hinge shaft; 4. a protective assembly; 41. a diagonal arm; 411. a first diagonal strut; 412. a third hinge plate; 413. connecting a support plate; 414. a second diagonal brace plate; 415. a fourth hinge plate; 42. a first movable plate; 43. a second movable plate; 44. a second spring; 45. a third spring; 46. connecting a steel rope; 5. the upright post fixing seat; 51. a column fixing plate; 52. a second hinge plate; 53. a second deformation groove; 54. a third hinge shaft; 6. an adjusting mechanism; 61. an adjusting shaft; 62. an adjusting gear; 63. a first rack; 64. a second rack; 65. an anti-drop plate; 7. a fixing assembly; 71. locking the screw; 72. a driving part; 721. a driven gear; 722. a driving rod; 723. a drive gear; 724. and a hand wheel.
Detailed Description
The present application is described in further detail below in conjunction with figures 1-5.
The embodiment of the application discloses assembled bracing power consumption beam column connecting device, refer to fig. 1, including a pair of stand body 1, set up the crossbeam body 2 between two adjacent stand body 1 upper portions and set up the power consumption mechanism 3 between stand body 1 and crossbeam body 2, in this embodiment, stand body 1 and crossbeam body 2 are steel component.
Referring to fig. 1 and 2, the energy dissipation mechanism 3 includes an energy dissipation seat 31, a support seat 32, a sliding seat 33 and a protection assembly 4, wherein the energy dissipation seat 31 includes an energy dissipation fixing plate 311 fixedly connected to an outer sidewall of the upright post body 1 through bolts, an energy dissipation connecting body 312 fixedly connected to the energy dissipation fixing plate 311, and an energy dissipation hinge plate 313 fixedly connected to a side of the energy dissipation connecting body 312 away from the upright post body 1. The support base 32 includes a support tube 321 having one end provided with an opening, and a support hinge plate 322 fixedly connected to a closed end of the support tube 321, and a length direction of the support tube 321 is parallel to a length direction of the beam body 2. The support hinge plate 322 and the energy consumption hinge plate 313 are hinged through the first hinge shaft 314, the beam body 2 is slidably inserted into the support tube 321 through the open end of the support tube 321, the energy consumption hinge plate 313 is provided with a first deformation groove 315 extending along the horizontal direction, and the first deformation grooves 315 are provided with a plurality of channels and are vertically distributed.
The sliding seat 33 includes a sliding block 331 sliding along the length direction of the support tube 321, and a first hinge plate 332 fixedly connected to a lower end surface of the sliding block 331, where the sliding block 331 is located below the support tube 321. The lower end surface of the support tube 321 is fixedly connected with a pair of mounting plates 323, the two mounting plates 323 are distributed along the length direction of the support tube 321, and the sliding block 331 is positioned between the two mounting plates 323. A guide rod 324 is fixedly connected between the two mounting plates 323, thread sections are arranged at two ends of the guide rod 324, the axial direction of the guide rod 324 is parallel to the length direction of the support tube 321, the sliding block 331 is slidably sleeved on the guide rod 324, the guide rod 324 is provided with a leveling screw sleeve 326 which is in threaded connection with the thread sections, and the leveling screw sleeve 326 is positioned between the sliding block 331 and the mounting plates 323. The buffer elastic parts are arranged between the leveling screw sleeve 326 and the sliding block 331, two buffer elastic parts are arranged and are respectively positioned at two sides of the sliding block 331, in the embodiment, the buffer elastic parts are first springs 325 sleeved on the guide rods 324, one ends of the first springs 325 are abutted against the outer side wall of the sliding block 331, and the other ends of the first springs 325 are abutted against the leveling screw sleeve 326.
The outer side wall of the upright post body 1 is fixedly connected with an upright post fixing seat 5, and the upright post fixing seat 5 is positioned below the energy consumption seat 31. The upright fixing seat 5 comprises an upright fixing plate 51 fixedly connected to the outer side wall of the upright body 1 through bolts and a second hinge plate 52 fixedly connected to the upright fixing plate 51, and the upright fixing plate 51 is provided with a second deformation groove 53 extending vertically. The guard assembly 4 comprises a diagonal arm 41, a first movable plate 42, a second movable plate 43, a second spring 44, a third spring 45 and a connecting cable 46. The diagonal brace 41 comprises a first diagonal brace 411 positioned below the support tube 321, a third hinge plate 412 fixedly connected to the upper end surface of the first diagonal brace 411, a connection support plate 413 fixedly connected to the lower end surface of the first diagonal brace 411, a second diagonal brace 414 fixedly connected to the lower portion of the connection support plate 413, and a fourth hinge plate 415 fixedly connected to one side of the second diagonal brace 414 close to the upright body 1. The first hinge plate 332 and the third hinge plate 412 are hinge-jointed by a second hinge shaft 333, and the second hinge plate 52 and the fourth hinge plate 415 are hinge-jointed by a third hinge shaft 54.
Referring to fig. 2 and 3, the energy dissipation connecting body 312 has an energy dissipation cavity 316, the first movable plate 42 is disposed in the energy dissipation cavity 316 and slidingly connected to an inner wall of the energy dissipation cavity 316, and the second spring 44 is fixedly connected between the first movable plate 42 and the inner wall of the energy dissipation cavity 316 to force the first movable plate 42 to slide away from the energy dissipation hinge plate 313. The second movable plate 43 is built in the support tube 321, the second movable plate 43 is slidably connected to the support tube 321 along the length direction of the support tube 321, and the third spring 45 is fixedly connected between the second movable plate 43 and the inner wall of the closed end of the support tube 321 to force the second movable plate 43 to slide away from the support hinge plate 322. One end of the connecting steel rope 46 penetrates through the energy consumption connecting body 312 and is fixedly connected to the first movable plate 42, and the other end of the connecting steel rope 46 penetrates through the supporting tube 321 and is fixedly connected to the second movable plate 43.
Referring to fig. 1 and 4, the beam body 2 includes a beam tube 21 and a pair of beam inserting rods 22 slidably extending and retracting in the beam tube 21 along the length direction of the beam tube 21, both ends of the beam tube 21 are provided with openings, and the beam inserting rods 22 are slidably inserted into the support tubes 321. The beam tube 21 is provided with an adjusting mechanism 6 that controls the sliding of the two beam plungers 22 toward or away from each other, and the adjusting mechanism 6 includes an adjusting shaft 61, an adjusting gear 62, a first rack 63, and a second rack 64. The adjusting shaft 61 rotates and wears to locate the middle part of crossbeam pipe 21, the one end of adjusting shaft 61 exposes in crossbeam pipe 21, adjusting gear 62 embeds crossbeam pipe 21, adjusting gear 62 coaxial fixed connection is in adjusting shaft 61, first rack 63 fixed connection is in the terminal surface of one of them crossbeam inserted link 22, second rack 64 fixed connection is in the terminal surface of another crossbeam inserted link 22, first rack 63 and second rack 64 all mesh in adjusting gear 62, first rack 63 and second rack 64 are located the top and the below of adjusting gear 62 respectively, the tooth face of first rack 63 and second rack 64 sets up relatively. The first rack 63 and the second rack 64 are fixedly connected with a drop-off prevention plate 65 at one end far away from the beam insert rod 22 connected with the first rack 63 and the second rack 64, and the drop-off prevention plate 65 is positioned between the first rack 63 and the second rack 64. When the drop-preventing plate 65 abuts against the adjusting gear 62, the beam insert 22 is restricted from continuing to move away from each other, so that the possibility that the beam insert 22 slides out of the beam tube 21 is reduced.
Referring to fig. 3, 4 and 5, the beam insert 22 and the second movable plate 43 are fixedly connected through the fixing assembly 7, the fixing assembly 7 includes a locking screw 71 rotatably penetrating the second movable plate 43 and a driving part 72 for driving the locking screw 71 to rotate, and a threaded hole 23 extending along the length direction of the beam insert 22 for screwing the locking screw 71 is formed at the end of the beam insert 22. The driving part 72 includes a driven gear 721 coaxially and fixedly connected to an end of the locking screw 71 remote from the crossbeam inserting rod 22, a driving rod 722 rotatably penetrating the supporting tube 321, a driving gear 723 coaxially and fixedly connected to the driving rod 722, and a force application member externally arranged on the supporting rod and fixedly connected to the driving rod 722. The driven gear 721 is built in the support pipe 321, and the driven gear 721 is located at a side of the second movable plate 43 away from the beam insertion rod 22. The axial direction of the driving rod 722 is parallel to the axial direction of the locking screw rod 71, a sliding space is formed between the end surface of the driving gear 723 and the second movable plate 43, the driven gear 721 is meshed with the driving gear 723, the driven gear 721 slides along the axial direction of the driving gear 723, the driving member is a hand wheel 724 coaxially and fixedly connected with the driving rod 722, and after the locking screw rod 71 is in threaded connection with the beam inserting rod 22, a sliding space is formed between the driven gear 721 and the inner wall of one end of the supporting tube 321 far away from the beam tube 21.
The implementation principle of the assembled diagonal bracing energy-consumption beam column connecting device provided by the embodiment of the application is as follows: the energy consumption seat 31 and the supporting seat 32 are hinged, the hinged joint is a relatively weak part, the plastic hinge at the beam end can be controlled to appear at the section, the controllability of the plastic hinge is realized, the deformation generated by vibration is mainly concentrated at the hinged joint, the possibility of brittle failure of the beam column joint area is reduced, the possibility of plastic deformation of the beam column joint caused by vibration is reduced, when the earthquake is mild, the beam body 2 is subjected to vibration acting force along the length direction of the beam body, the beam inserted rod 22 slides along the length direction of the beam inserted rod to drive the second movable plate 43 to slide, the third spring 45 generates elastic deformation to consume vibration energy, so that the possibility of damage to the beam body 2 and the supporting tube 321 is reduced, when the earthquake is severe, the beam body 2 is subjected to moment to cause upward or downward warping of the two ends of the beam body 2, the supporting seat 32 is self-adaptively rotated, the sliding seat 33 slides along the axial direction of the guide rod 324 to change the relative position of the sliding seat 33 and the supporting seat 32, the sliding seat 33 presses the buffering elastic piece, the buffering elastic piece generates elastic deformation to absorb energy, and the energy of the energy consumption of the beam column joint is improved.
The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.
Claims (8)
1. An assembled bracing power consumption beam column connecting device which characterized in that: the energy consumption mechanism (3) is arranged between the upright post body (1) and the cross beam body (2), the energy consumption mechanism (3) comprises an energy consumption seat (31) arranged on the upright post body (1), a supporting seat (32) hinged to the energy consumption seat (31), a sliding seat (33) connected to the supporting seat (32) in a sliding manner, and a protection component (4) arranged on the upright post body (1), the protection component (4) comprises a diagonal arm (41) with one end hinged to the upright post body (1) and the other end hinged to the sliding seat (33), the supporting seat (32) is provided with a pair of mounting plates (323), a guide rod (324) is fixedly connected between the two mounting plates (323), the sliding seat (33) is sleeved on the guide rod (324) in a sliding manner, a buffer elastic piece is arranged between the mounting plate (323) and the sliding seat (33), and the cross beam body (2) is arranged on the supporting seat (32). The energy consumption seat (31) comprises an energy consumption fixing plate (311) fixedly connected to the upright post body (1) through a bolt, an energy consumption connecting body (312) fixedly connected to the energy consumption fixing plate (311) and an energy consumption hinge plate (313) fixedly connected to the energy consumption connecting body (312), the support seat (32) comprises a support pipe (321) with one end being provided with an opening and a support hinge plate (322) fixedly connected to the closed end of the support pipe (321), the support hinge plate (322) and the energy consumption hinge plate (313) are hinged through a first hinge shaft (314), the cross beam body (2) is slidably inserted into the support pipe (321) through the open end of the support pipe (321), and the energy consumption hinge plate (313) is provided with a first deformation groove (315); the energy consumption connector (312) is provided with an energy consumption cavity (316), the protection assembly (4) further comprises a first movable plate (42) connected with the energy consumption connector (312) in a sliding mode, a second movable plate (43) connected with the inner cavity of the supporting tube (321) in a sliding mode, a second spring (44) arranged in the energy consumption cavity (316) and used for forcing the first movable plate (42) to slide towards the direction away from the energy consumption hinge plate (313), a third spring (45) arranged in the inner cavity of the supporting tube (321) and used for forcing the second movable plate (43) to slide towards the direction away from the supporting hinge plate (322), and a connecting steel rope (46) fixedly connected between the first movable plate (42) and the second movable plate (43), one end of the connecting steel rope (46) penetrates through the energy consumption connector (312), the other end of the connecting steel rope (46) penetrates through the supporting tube (321), and the end of the beam body (2) is abutted against the second movable plate (43).
2. The assembled diagonal bracing energy-consuming beam-column connecting device according to claim 1, wherein: both ends of guide bar (324) all have the screw thread section, and guide bar (324) are provided with threaded connection in leveling swivel nut (326) of screw thread section, and leveling swivel nut (326) are located between mounting panel (323) and buffering elastic component, and buffering elastic component is for cover locates first spring (325) of guide bar (324), and one end butt in sliding seat (33) and the other end butt in leveling swivel nut (326) of first spring (325).
3. The assembled diagonal bracing energy-consuming beam-column connecting device according to claim 1, wherein: the beam body (2) comprises a beam tube (21) and a pair of beam inserting rods (22) which slide and stretch out and draw back in the beam tube (21), two ends of the beam tube (21) are arranged in an opening mode, the beam inserting rods (22) slide and are inserted into the supporting tubes (321), and the beam tube (21) is provided with an adjusting mechanism (6) for controlling the two beam inserting rods (22) to slide towards the directions close to each other or away from each other.
4. A fabricated diagonal bracing energy dissipating beam-column connection device according to claim 3, wherein: the adjusting mechanism (6) comprises an adjusting shaft (61) penetrating through the middle of the beam tube (21), an adjusting gear (62) which is arranged in the beam tube (21) and is coaxially and fixedly connected with the adjusting shaft (61), a first rack (63) fixedly connected with one beam inserted link (22) and a second rack (64) fixedly connected with the other beam inserted link (22), the first rack (63) and the second rack (64) are both meshed with the adjusting gear (62), the first rack (63) and the second rack (64) are respectively positioned above and below the adjusting gear (62), and tooth surfaces of the first rack (63) and the second rack (64) are oppositely arranged.
5. The assembled diagonal bracing energy-consuming beam-column connecting device according to claim 4, wherein: one end of the first rack (63) and/or the second rack (64) far away from the beam inserted link (22) connected with the first rack (63) is fixedly connected with an anti-falling plate (65), and the anti-falling plate (65) is positioned between the first rack (63) and the second rack (64).
6. The assembled diagonal bracing energy-consuming beam-column connecting device according to claim 4, wherein: the second movable plate (43) is fixedly connected with the beam inserting rod (22) through the fixing assembly (7).
7. The assembled diagonal bracing energy-consuming beam-column connecting device according to claim 6, wherein: the fixing assembly (7) comprises a locking screw (71) penetrating through the second movable plate (43) in a rotating mode and a driving part (72) driving the locking screw (71) to rotate, and a threaded hole (23) for the locking screw (71) to be in threaded connection is formed in the end portion of the cross beam inserted rod (22).
8. The assembled diagonal bracing energy-consuming beam-column connecting device according to claim 7, wherein: the driving part (72) comprises a driven gear (721) coaxially and fixedly connected to the locking screw (71), a driving rod (722) rotatably penetrating through the supporting tube (321), a driving gear (723) coaxially and fixedly connected to the driving rod (722) and a force application member which is externally arranged on the supporting rod and fixedly connected to the driving rod (722), the driven gear (721) is meshed with the driving gear (723), and the driven gear (721) slides along the axial direction of the driving gear (723).
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| CN202210708824.9A CN114941381B (en) | 2022-06-22 | 2022-06-22 | Assembled bracing energy dissipation beam column connecting device |
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| CN202210708824.9A CN114941381B (en) | 2022-06-22 | 2022-06-22 | Assembled bracing energy dissipation beam column connecting device |
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| CN116005806B (en) * | 2023-03-28 | 2023-07-04 | 河南大方重型装备有限公司 | Device for quick connection of steel structural members |
| CN116335416A (en) * | 2023-03-29 | 2023-06-27 | 湖北高星建设工程有限公司 | Component installation fine-tuning calibration device and operation method in prefabricated buildings |
| CN116464162B (en) * | 2023-05-05 | 2026-01-09 | 中国十七冶集团有限公司 | A prefabricated steel structure building system and construction method |
| CN116556516B (en) * | 2023-06-01 | 2026-02-10 | 国强建设集团有限公司 | A steel structure support structure |
| CN120401652A (en) * | 2025-07-01 | 2025-08-01 | 黄山学院 | A stirrup-assembled concrete beam-column structure |
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