CN110042919A - Assembling type steel structure prestressing force Self-resetting energy dissipation brace with diagonal brace - Google Patents
Assembling type steel structure prestressing force Self-resetting energy dissipation brace with diagonal brace Download PDFInfo
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- CN110042919A CN110042919A CN201910271605.7A CN201910271605A CN110042919A CN 110042919 A CN110042919 A CN 110042919A CN 201910271605 A CN201910271605 A CN 201910271605A CN 110042919 A CN110042919 A CN 110042919A
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- plate
- stull
- steel plate
- brace
- diagonal brace
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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
- 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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- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Environmental & Geological Engineering (AREA)
- Civil Engineering (AREA)
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Joining Of Building Structures In Genera (AREA)
Abstract
The invention discloses a kind of assembling type steel structure prestressing force Self-resetting energy dissipation brace with diagonal brace, comprising: dissipative system, Self-resetting system and pedestal；The lower end of column and the top flange plate of stull mutually weld, upper cover plate is set to the top flange plate both ends of stull, vertical brace steel plate is welded between the two sides flange plate on column top, inner support steel plate is welded between the flange plate up and down at stull both ends, outer support steel plate is welded in up and down between flange plate and upper and lower lids of stull, Self-resetting system includes pullover, cable wire and anchorage, and cable wire across the web two sides of stull, upper and lower flange plate, fixed by anchorage respectively by cable wire both ends.Technical solution of the present invention, pass through the micro-strain of the leverage amplification support bottom cable wire of rotating mechanism, branch support is set to can produce enough horizontal displacements for meeting earthquake resistant code requirement, to provide energy consumption and runback bit function for structure, rehabilitation expense and its indirect economic loss after shake are reduced.
Description
Technical field
The present invention relates to technical field of structural engineering more particularly to a kind of assembling type steel structure prestressing force runbacks with diagonal brace
Position energy dissipation brace.
Background technique
It is western that China is located at Pacific Rim volcanic earthquake band, is earthquake disaster one of the countries with the most serious ... in the world, simultaneously
Earthquake causes great threat as one of natural calamity, to the survival and development of the mankind, and causes greatly economic damage
It loses, it is therefore necessary to pay attention to working to the quake evaluation of building structure.Steel frame-Bracing Systems are common dual anti-
One of side force structural system, under horizontal earthquake action, support construction can undertake most of horizontal shear, reduce overall structure
Horizontal displacement.Under geological process buckling easily occurs for traditional central support structure, and brittle fracture is caused to influence overall structure
Bearing capacity；Traditional eccentrically braces structure system, the beam-ends broken ring in macroseism that consumes energy is serious, repairs after shake difficult；Oblique corner
The research achievement of accentric support is usually used for reference in the design of support, lacks corresponding test and theoretical foundation；Anti-buckling support manufacturing
Complex process, cost is higher, and residual deformation is larger after big shake effect, and corresponding overall structure residual deformation is also larger, after shake
It is difficult to repair；After self reset curvature-prevention is supported on shake, when support energy consumption kernel destroys, whole support is needed replacing, it cannot
It realizes that the purpose of support is repaired by the kernel mechanism for only replacing energy consumption effect, wastes steel, rehabilitation cost is higher, and supports
Arrangement influence door and window arrangement；The deformation of rope is too big in traditional rope support construction, so that Suo Li increment is big, structure cannot be produced
Raw enough horizontal displacements are to meet requirement of the earthquake resistant code to ductility construction.
Summary of the invention
At least one of regarding to the issue above, the present invention provides a kind of assembling type steel structure prestressing force with diagonal brace from
Energy dissipation brace is resetted, its object is to overcome the defects of above-mentioned background technique, reduce or main structure is avoided to damage, dissipates ground
It shakes energy and reduces geological process, minimize structure residual deformation, reduce rehabilitation expense and its indirect economic loss after shake, make to tie
Structure, by the micro-strain of the leverage amplification support bottom cable wire of rotating mechanism, makes branch support can under geological process
To generate enough horizontal displacements for meeting earthquake resistant code requirement, to provide energy consumption and runback bit function for structure.
To achieve the above object, the assembling type steel structure prestressing force Self-resetting energy consumption branch with diagonal brace that the present invention provides a kind of
Support, comprising: dissipative system, Self-resetting system and pedestal；The dissipative system includes column, diagonal brace, vertical brace steel plate, pin shaft, consumption
Energy system kernel and dissipative system shell, the dissipative system kernel include stull and inner support steel plate, the dissipative system shell
Including outer support steel plate, upper cover plate and lower cover plate；The section of the column be H-shaped, the stull be it is I-shaped, under the column
It holds and is mutually welded with the top flange plate of the stull, the upper end of the diagonal brace and the two sides flange plate of the column mutually weld, described
The two sides that the lower end of diagonal brace is respectively arranged at the top flange plate of the stull are mutually welded, and the upper cover plate is set to the stull
Close to the both ends of the diagonal brace lower end on top flange plate, the lower cover plate is set on the bottom wing listrium of the stull described in correspondence
At upper cover plate, the vertical brace steel plate is welded between the two sides flange plate on the column top, and the inner support steel plate is welded in institute
It states between the flange plate up and down at stull both ends, the outer support steel plate is welded in the flange plate up and down and upper and lower lids of the stull
Between, the pin shaft runs through in the pin shaft hole for being installed on the stull and the outer support steel plate center；The Self-resetting system packet
Pullover, cable wire and anchorage are included, the cable wire is across the web two sides of the stull, upper and lower flange plate, and the pullover is closely
The outside of the stull of two sides, the cable wire both ends are each passed through the pullover and are fixed by the anchorage；The pedestal
Including girder steel and floor, the floor is welded between the upper and lower plates of the girder steel, it is described it is outer support steel plate lower end and it is described under
It mutually welds the upper surface of cover board and the girder steel.
In the above-mentioned technical solutions, it is preferable that the pullover is the frame for including inside and outside two layers of cage plate, two layers of cage plate
Between be provided with multilayer ribbed stiffener；Alternatively, the pullover is the steel plate of a reserved hole, the cable wire both ends are each passed through institute
It states the hole of pullover and is fixed by the anchorage.
In the above-mentioned technical solutions, it is preferable that the pullover and the stull, the outer support steel plate, the inner support steel plate,
Closely but without being welded and fixed between the upper cover plate and the end of the lower cover plate.
In the above-mentioned technical solutions, it is preferable that the pullover and the upper cover plate, the lower cover plate and the dissipative system
The upper and lower ends that the end face of shell is in contact are semicylinder outstanding, and the pullover by dissipative system kernel when being squeezed with institute
Semicylinder is stated to rotate for axis.
In the above-mentioned technical solutions, it is preferable that the pullover of two sides is outside by dissipative system kernel extruding
When deflection, the cable wire extends and its pulling force increases, and after horizontal shear force disappearance, the steel cable stretching force is as elastic restoring force
So that the dissipative system resets.
In the above-mentioned technical solutions, it is preferable that the section of the column is H-shaped or box, and the diagonal brace is hollow square steel
Pipe or channel steel.
In the above-mentioned technical solutions, it is preferable that the upper end of the column is connected with frame upper beam, the pedestal and frame
Underbeam is connected；Alternatively, the upper end of the column is connected with the frame underbeam, the pedestal is connected with the frame upper beam
It connects.
In the above-mentioned technical solutions, it is preferable that right before and after the vertical brace steel plate and the relatively described column of the outer support steel plate
Claim setting, the upper cover plate, the lower cover plate and the relatively described column of the diagonal brace are symmetrical set.
In the above-mentioned technical solutions, it is preferable that the deformation of the cable wire is amplified by lever principle so that the column top
Portion generates horizontal displacement, and the multiple of amplification is adjusted by the position of the bearing height of the column and the cable wire.
In the above-mentioned technical solutions, it is preferable that the dissipative system further includes bolt, and the bolt is installed on the outer support
In the stay bolt hole that steel plate and the inner support steel plate are reserved, the bolt is tightened in the outer support steel plate and the inner support steel plate
Afterwards, with the rotation of the dissipative system shell, by between the bolt and the outer support steel plate and the inner support steel plate
Friction increases energy-dissipating property, when needing Self-resetting, unclamps the bolt.
Compared with prior art, the invention has the benefit that the present invention is when column capital is by horizontal force action, consumption
Energy system rotation, the pullover of two sides are squeezed and be deflected outward by kernels, so that the cable wire for supporting bottom is generated micro-strain, pass through
The lever principle of rotating mechanism amplifies this deformation, makes to can produce enough horizontal displacements at the top of column to meet earthquake resistant code pair
The requirement of ductility construction maximum story drift, and amplification factor can adjust bearing height and cable wire position according to actual needs
To realize.
Vertical supporting of the invention does not influence the arrangement of door and window, and easy for installation, reduces the workload of site operation, subtracts
Few construction period.The present invention is added after diagonal brace, so that the size of column is become smaller, saves steel；The whole of structure is enhanced simultaneously
Body rigidity, so that Structural Energy Dissipation ability and bearing capacity have very big promotion.The present invention is after tightening bolt, energy dissipation capacity meeting
Increase, when Self-resetting, bolt need to only be unclamped；And in earthquake, the bolt destruction of dissipative system is easily changed to carry out
The reparation of structure.
Detailed description of the invention
Fig. 1 is the assembling type steel structure prestressing force Self-resetting energy dissipation brace with diagonal brace disclosed in an embodiment of the present invention
Whole installation diagram；
Fig. 2 is the assembling type steel structure prestressing force Self-resetting energy dissipation brace with diagonal brace disclosed in another embodiment of the invention
Whole installation diagram；
Fig. 3 is the assembling type steel structure prestressing force Self-resetting energy dissipation brace with diagonal brace disclosed in an embodiment of the present invention
Structural exploded view；
Fig. 4 is the assembling type steel structure prestressing force Self-resetting energy dissipation brace with diagonal brace disclosed in an embodiment of the present invention
Dissipative system schematic diagram；
Fig. 5 is the assembling type steel structure prestressing force Self-resetting energy dissipation brace with diagonal brace disclosed in an embodiment of the present invention
Dissipative system exploded view；
Fig. 6 is the assembling type steel structure prestressing force Self-resetting energy dissipation brace with diagonal brace disclosed in an embodiment of the present invention
Self-resetting system schematic；
Fig. 7 is the assembling type steel structure prestressing force Self-resetting energy dissipation brace with diagonal brace disclosed in an embodiment of the present invention
Self-resetting system decomposition figure；
Fig. 8 is the assembling type steel structure prestressing force Self-resetting energy dissipation brace with diagonal brace disclosed in an embodiment of the present invention
Another steel plate pullover schematic diagram.
Corresponding relationship in figure, between each component and appended drawing reference are as follows:
1. column, 2. diagonal braces, 3. vertical brace steel plates, 4. support steel plate outside, and 5. inner support steel plates, 6. upper cover plates, 7. lower cover plates, 8. is horizontal
Support, 9. pin shafts, 10. pullovers, 11. anchorages, 12. cable wires, 13. girder steels, 14. floors, 15. bolts, 16. steel plate pullovers.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiments of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill people
Member's every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
The present invention is described in further detail with reference to the accompanying drawing:
As shown in Figure 1, a kind of assembling type steel structure prestressing force Self-resetting energy consumption branch with diagonal brace provided according to the present invention
Support, comprising: dissipative system, Self-resetting system and pedestal；Dissipative system includes column 1, diagonal brace 2, vertical brace steel plate 3, pin shaft 9, consumption
Energy system kernel and dissipative system shell, dissipative system kernel include stull 8 and inner support steel plate 5, and dissipative system shell includes outer
Support steel plate 4, upper cover plate 6 and lower cover plate 7；The section of column 1 is H-shaped, and stull 8 is I-shaped, lower end and the stull 8 of column 1
Top flange plate mutually welds, and the upper end of diagonal brace 2 is mutually welded with the two sides flange plate of column 1, and the lower end of diagonal brace 2 is respectively arranged at stull
The two sides of 8 top flange plate are mutually welded, and upper cover plate 6 is set to the both ends on the top flange plate of stull 8 close to 2 lower end of diagonal brace, under
Cover board 7 is set on the bottom wing listrium of stull 8 and corresponds at upper cover plate 6, and vertical brace steel plate 3 is welded in two side wing edges on 1 top of column
Between plate, inner support steel plate 5 is welded between the flange plate up and down at 8 both ends of stull, and outer support steel plate 4 is welded in the upper bottom wing of stull 8
Between listrium and upper and lower lids, pin shaft 9 runs through in the pin shaft hole for being installed on stull 8 and outer support 4 center of steel plate；Self-resetting system
Including pullover 10, cable wire 12 and anchorage 11, cable wire 12 is across the web two sides of stull 8, upper and lower flange plate, and pullover 10 is closely
The outside of the stull 8 of two sides, 12 both ends of cable wire are each passed through pullover 10 and are fixed by anchorage 11；Pedestal includes girder steel 13 and rib
Plate 14, floor 14 are welded between the upper and lower plates of girder steel 13, the lower end of outer support steel plate 4 and the upper surface of lower cover plate 7 and girder steel 13
Mutually weld.
In this embodiment, the assembled process of the assembling type steel structure prestressing force Self-resetting energy dissipation brace with diagonal brace can be
Factory completes, and first splices dissipative system in factory and completes, is then welded on pedestal girder steel 13, and Self-resetting system is assembled
In dissipative system, tensioned cable 12 and with anchorage 11 anchor after, complete the processing of the support.It scene only need to be by support and frame
Beam connection.
Specifically, dissipative system is completed in splicing in factory, and 1 section of column is H-shaped, and lower end is upper with stull 8
Flange plate welding, vertical brace steel plate 3 are welded between 1 top flange plate of column；Diagonal brace 2 is hollow square steel pipe, the upper end and column 1
The flange plate of two sides welds, and the top flange plate of lower end and stull 8 welds；The section of stull 8 be it is I-shaped, be preset with pin shaft
Hole is preset with stay bolt hole on inner support steel plate 5, is welded between the flange plate up and down at 8 both ends of stull；Outer support steel plate 4 is default
There are pin shaft hole and stay bolt hole, upper part and upper cover plate 6 weld, and its underpart is first welded with lower cover plate 7, then weld with pedestal girder steel 13
It connects.
As shown in Fig. 2 to Fig. 8, in the above embodiment, it is preferable that dissipative system further includes bolt 15, on inner support steel plate 5
It is preset with stay bolt hole, outer support steel plate 4 is preset with stay bolt hole, and bolt 15 is installed between outer support steel plate 4 and inner support steel plate 5
In stay bolt hole, after tightening bolt 15, with the rotation of dissipative system shell, by between outer support steel plate 4 and inner support steel plate 5
Friction increase energy dissipation capacity again.
In the above-described embodiments, it is preferred that pullover 10 include two kinds of set-up modes, one are as follows: pullover 10 be include inside and outside
The frame of two layers of cage plate is provided with multilayer ribbed stiffener between two layers of cage plate, and 12 both ends of cable wire are each passed through the frame of pullover 10 simultaneously
Fixed by anchorage 11, cable wire 12 passes through the gap of multilayer ribbed stiffener；
Secondly are as follows: pullover 10 is the steel plate of a reserved hole, and as steel plate pullover 16,12 both ends of cable wire are each passed through steel
The hole of sleeve-board head 16 is simultaneously fixed by anchorage 11.
In the above embodiment, it is preferable that pullover 10 and stull 8, outer support steel plate 4, inner support steel plate 5, upper cover plate 6 and lower cover
Closely but without being welded and fixed between the end of plate 7.
In the above embodiment, it is preferable that pullover 10 connects with the end face of upper cover plate 6, lower cover plate 7 and dissipative system shell
The upper and lower ends of touching are semicylinder outstanding, and pullover 10 occurs to turn when being squeezed by dissipative system kernel using semicylinder as axis
It is dynamic.Pin shaft 9 is in stull 8, the center of outer support steel plate 4, and outer support steel plate 4 is fixed on pedestal, so that stull 8, inner support steel plate 5 exist
Interior dissipative system kernel is rotated centered on pin shaft 9, forms rotating mechanism；Dissipative system two sides pullover 10 is pre-tightened in cable wire 12
It is pressed under the action of power on the end face of kernel and shell two sides, in the case where supporting top horizontal load action, column 1 and energy consumption
System kernel rotates in dissipative system shell around pin shaft 9, and two sides pullover 10 is squeezed by dissipative system kernel and with pullover
The semicylinder of 10 upper and lower ends is axial extrinsic deflection, and dissipative system kernel is rotated centered on pin shaft 9, and kernel both ends end face has
Movement in a curve up and down, to be consumed energy by the friction of the contact surface with pullover 10 closely.
In the above embodiment, it is preferable that cable wire 12 passes through between the web two sides of stull 8, upper and lower flange plate, end
It fixes it across pullover 10 and by the application of anchorage 11 pretightning force and is adjustable the rigidity of structure；Bolt 15 is unclamped, in 1 column of column
Under the horizontal force action on top, dissipative system rotation, the pullover 10 of two sides is extruded and is deflected outward, and extends cable wire 12, steel
12 pulling force of rope increases, and after horizontal force disappears, 12 pulling force of cable wire makes dissipative system be restored to original position as elastic restoring force,
To make structure that there is runback bit function.
According to above-described embodiment, when having bolt 15, bolt 15 is tightened, energy consumption increases, and unclamps bolt 15, realizes Self-resetting；
It when non-bolt 15, is consumed energy using the extrusion friction of pullover 10 and kernel, after horizontal force disappears, 12 pulling force of cable wire restores as elasticity
Power makes dissipative system be restored to original position, makes its reset.
The deformation of bottom cable wire 12 of the support device is amplified by lever principle, makes to generate enough levels at the top of column 1
Displacement to meet requirement of the earthquake resistant code to ductility construction maximum story drift, and amplification factor by adjusting bearing height and
Cable wire 12 position is realized.
The top of the column 1 and the upper beam of frame connect, and pedestal is connect with underbeam, can also be by the anti-mistake of support construction
It uses, pedestal is connect with Vierendeel girder and column 1 is connect with underbeam, may make up frame-Bracing Systems, and not
Influence the setting of frame space door and window.
In the above embodiment, it is preferable that diagonal brace 2 is hollow square steel pipe or channel steel.
In the above embodiment, it is preferable that vertical brace steel plate 3 and outer support steel plate 4 are symmetrical arranged with respect to before and after column 1, upper cover
Plate 6, lower cover plate 7 and diagonal brace 2 are symmetrical set with respect to column 1.
These are only the preferred embodiment of the present invention, is not intended to restrict the invention, for those skilled in the art
For member, the invention may be variously modified and varied.All within the spirits and principles of the present invention, it is made it is any modification,
Equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of assembling type steel structure prestressing force Self-resetting energy dissipation brace with diagonal brace characterized by comprising dissipative system,
Self-resetting system and pedestal；
The dissipative system includes column, diagonal brace, vertical brace steel plate, pin shaft, dissipative system kernel and dissipative system shell, the consumption
Energy system kernel includes stull and inner support steel plate, and the dissipative system shell includes outer support steel plate, upper cover plate and lower cover plate；
The section of the column is H-shaped, and the stull is I-shaped, the top flange plate phase of the lower end of the column and the stull
Welding, the upper end of the diagonal brace and the two sides flange plate of the column mutually weld, and the lower end of the diagonal brace is respectively arranged at described
The two sides of the top flange plate of stull are mutually welded, and the upper cover plate is set on the top flange plate of the stull under the diagonal brace
The both ends at end, the lower cover plate are set on the bottom wing listrium of the stull and correspond at the upper cover plate, the vertical brace steel plate weldering
Be connected between the two sides flange plate on the column top, the inner support steel plate be welded in the stull both ends flange plate up and down it
Between, the outer support steel plate is welded in up and down between flange plate and upper and lower lids of the stull, and the pin shaft is through being installed on institute
In the pin shaft hole for stating stull and the outer support steel plate center；
The Self-resetting system includes pullover, cable wire and anchorage, and the cable wire passes through web two sides, the upper lower flange of the stull
Between plate, the outside of the pullover closely stull of two sides, the cable wire both ends are each passed through the pullover and pass through institute
Anchorage is stated to fix；
The pedestal includes girder steel and floor, and the floor is welded between the upper and lower plates of the girder steel, the outer support steel plate
Lower end and the upper surface of the lower cover plate and the girder steel are mutually welded.
2. the assembling type steel structure prestressing force Self-resetting energy dissipation brace according to claim 1 with diagonal brace, which is characterized in that
The pullover is the frame for including inside and outside two layers of cage plate, is provided with multilayer ribbed stiffener between two layers of cage plate；Alternatively,
The pullover is the steel plate of a reserved hole, and the cable wire both ends are each passed through the hole of the pullover and by described
Anchorage is fixed.
3. the assembling type steel structure prestressing force Self-resetting energy dissipation brace according to claim 1 with diagonal brace, which is characterized in that
Between the pullover and the stull, the outer support steel plate, the inner support steel plate, the upper cover plate and the end of the lower cover plate
Closely but without being welded and fixed.
4. the assembling type steel structure prestressing force Self-resetting energy dissipation brace according to claim 1 with diagonal brace, which is characterized in that
The upper and lower ends that the pullover is in contact with the end face of the upper cover plate, the lower cover plate and the dissipative system shell are to protrude
Semicylinder, the pullover rotates when being squeezed by dissipative system kernel using the semicylinder as axis.
5. the assembling type steel structure prestressing force Self-resetting energy dissipation brace according to claim 1 with diagonal brace, which is characterized in that
When being deflected outward by dissipative system kernel extruding, the cable wire extends the pullover of two sides and its pulling force increases,
After horizontal shear force disappearance, the steel cable stretching force resets the dissipative system as elastic restoring force.
6. the assembling type steel structure prestressing force Self-resetting energy dissipation brace according to claim 1 with diagonal brace, which is characterized in that
The section of the column is H-shaped or box, and the diagonal brace is hollow square steel pipe or channel steel.
7. the assembling type steel structure prestressing force Self-resetting energy dissipation brace according to claim 1 with diagonal brace, which is characterized in that
The upper end of the column is connected with frame upper beam, and the pedestal is connected with frame underbeam；Alternatively,
The upper end of the column is connected with the frame underbeam, and the pedestal is connected with the frame upper beam.
8. the assembling type steel structure prestressing force Self-resetting energy dissipation brace according to claim 1 with diagonal brace, which is characterized in that
It is symmetrical arranged before and after the vertical brace steel plate and the relatively described column of the outer support steel plate, the upper cover plate, the lower cover plate and institute
The relatively described column of diagonal brace is stated to be symmetrical set.
9. the assembling type steel structure prestressing force Self-resetting energy dissipation brace according to claim 1 with diagonal brace, which is characterized in that
The deformation of the cable wire is amplified by lever principle so that generating horizontal displacement at the top of the column, and the multiple of amplification passes through described
The position of the bearing height of column and the cable wire adjusts.
10. the assembling type steel structure prestressing force Self-resetting energy dissipation brace according to claim 1 with diagonal brace, feature exist
In the dissipative system further includes bolt, and the bolt is installed on the long spiral shell that the outer support steel plate and the inner support steel plate are reserved
In keyhole, after the bolt is tightened in the outer support steel plate and the inner support steel plate, with turning for the dissipative system shell
It is dynamic, energy-dissipating property is increased by the friction between the bolt and the outer support steel plate and the inner support steel plate, needs Self-resetting
When, unclamp the bolt.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910271605.7A CN110042919B (en) | 2019-04-04 | 2019-04-04 | Assembly type steel structure prestress self-resetting energy dissipation support with inclined strut |
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| CN201910271605.7A CN110042919B (en) | 2019-04-04 | 2019-04-04 | Assembly type steel structure prestress self-resetting energy dissipation support with inclined strut |
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| CN110042919B CN110042919B (en) | 2020-12-11 |
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| CN105155710B (en) * | 2015-08-06 | 2017-07-11 | 北京建筑大学 | A kind of Self-resetting mild steel energy dissipation support |
| CN106351348A (en) * | 2016-09-20 | 2017-01-25 | 北京工业大学 | Prefabricated self-resetting energy consumption support |
| CN107687282A (en) * | 2017-09-04 | 2018-02-13 | 北京工业大学 | A kind of assembling type steel structure Self-resetting energy dissipation brace device |
| CN107905401A (en) * | 2017-11-03 | 2018-04-13 | 中铁建设集团北京工程有限公司 | A kind of assembling type steel structure H profile steel Self-resetting energy dissipation brace device |
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