CN113250315A - Energy-consuming type connected structure, connected building system and construction method - Google Patents
Energy-consuming type connected structure, connected building system and construction method Download PDFInfo
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- CN113250315A CN113250315A CN202110645649.9A CN202110645649A CN113250315A CN 113250315 A CN113250315 A CN 113250315A CN 202110645649 A CN202110645649 A CN 202110645649A CN 113250315 A CN113250315 A CN 113250315A
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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
- E04B1/19—Three-dimensional framework structures
- E04B1/1903—Connecting nodes specially adapted therefor
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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
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/14—Conveying or assembling building elements
- E04G21/142—Means in or on the elements for connecting same to handling apparatus
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/14—Conveying or assembling building elements
- E04G21/16—Tools or apparatus
- E04G21/162—Handles to carry construction blocks
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H9/00—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate
- E04H9/02—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate withstanding earthquake or sinking of ground
- E04H9/021—Bearing, supporting or connecting constructions specially adapted for such buildings
Abstract
The invention relates to an energy-consuming type connected structure, a connected building system and a construction method, wherein the connected structure comprises: the main truss forms a strong connecting layer and an energy consumption connecting layer; one end of the connecting piece is fixedly connected with the main truss, and the other end of the connecting piece is fixedly connected with the main building; the attenuator, one end and main part truss fixed connection, the other end sets up to: the main body building is longitudinally disconnected or slidably connected in a construction state to form integral hinge, and is fixedly connected with the main body building in a use state to form integral rigid connection. On the basis of truss type rigid connection, the invention provides an energy-consuming type connected structure with limited lateral stiffness; this main structure truss is just connecing under construction state and both sides are articulated, normal use state to guarantee that main structure truss reduces by a wide margin to building inflection effect under the vertical load effect, guarantee that the building normal use state under the atress use vertical compression as leading, anti-seismic performance is good, the structural safety degree height.
Description
Technical Field
The invention relates to a connected building structure, in particular to an energy-consuming connected structure, a connected building system and a construction method.
Background
The conjoined building connects different high-rise buildings and multi-story buildings together by arranging the connector, thereby facilitating the connection between the two buildings. The conjoined structure usually adopts a truss type rigid connection form or a form of a large single beam, a hollow truss, a conversion girder or hollow truss plus a weaker diagonal, a conversion girder plus a diagonal, etc. The truss type rigid connection mode can form a large anti-bending effect on high-rise and multi-story buildings, the vertical lateral stiffness mutation of the integral structure is serious, the anti-seismic performance is poor, the node design is complex, strong reinforcement measures are required for the high-rise and multi-story buildings, the structural cost is high, the anti-seismic performance is unfavorable, and the structural design is difficult. The connecting body has poor vertical rigidity in the form of a large single beam, an open web truss, a conversion crossbeam or an open web truss plus a weaker inclined rod and a conversion crossbeam plus an inclined rod, is difficult to meet the requirement of normal use comfort level, needs to be matched with a vibration damper for use, has high manufacturing cost, and has extremely large steel amount for the connecting body and high material cost.
In the prior domestic connected buildings, the connected structure usually adopts two connection modes of strong connection in the floor and weak connection in the floor. Wherein the strong connection in the floor comprises truss rigid bending-resistant connection, hollow truss limited bending-resistant rigidity connection, conversion beam hinged connection and the like, and the weak connection in the floor comprises sliding support connection/shock insulation support connection and the like.
(1) Rigid and bending-resistant truss connection
The rigid anti-bending connection of the truss adopts the steel truss to be integrally and rigidly connected with the tower buildings at two sides, the structural integrity is good, and the stress is coordinated; however, the tower and the connected structure form a portal rigid frame effect, the integral lateral stiffness of the structure is serious in vertical sudden change of the connected layer, the node design is complex, the tower on two sides of the connected structure needs to take sufficient strengthening measures, the structure cost is high, and the earthquake resistance is unfavorable.
(2) Open web truss limited bending stiffness joint
The limited bending rigidity connection of the hollow truss adopts the hollow steel truss to be rigidly connected with the whole of the tower buildings at two sides, the tower buildings and the conjoined structure form a portal rigid frame with limited bending rigidity, the whole lateral rigidity resistance of the structure is controllable in the vertical mutation of the conjoined layer, and the anti-seismic performance is better; the vertical rigidity of the connected structure is poor, the requirement of the connected vertical vibration comfort level is difficult to meet, the steel consumption of the connected structure is large, and the material cost is high.
(3) Transfer beam hinge connection
The conversion beam hinged connection is formed by integrally hinged connection of the conversion beam and tower buildings on two sides, the tower buildings and the connected structure form a bent structure, and the integral lateral stiffness of the structure is not changed suddenly on the connected layer; the connected structure does not help the lateral stiffness of the tower, and the lateral stiffness of the tower is weak; the vertical rigidity of the connected structure is poor, the requirement on the comfort level of the connected vertical vibration is difficult to meet, the steel consumption of the connected structure is large, the material cost is high, and the connected structure is suitable for a small-span connected structure.
(4) Sliding bearing/isolation bearing connection
The sliding support/shock insulation support connection adopts a truss to be respectively hinged and connected with the whole of the tower buildings at two sides in a sliding way, or the truss is connected with the tower buildings at two sides in a sliding way, the connected structure has no tie relation with the tower buildings, and the tower buildings vibrate relatively independently; the connected structure cannot coordinate the tower buildings on two sides to work together, has more earthquake damage, and is only suitable for low-rise connected buildings.
Disclosure of Invention
In view of the defects in the prior art, the main object of the present invention is to provide an energy-consuming connected structure, a connected building system and a construction method, so as to solve one or more problems in the prior art.
In order to achieve the purpose, the technical scheme of the invention is as follows:
the invention firstly provides an energy-consuming type conjoined structure, which comprises:
the main truss body forms a strong connecting layer and an energy consumption connecting layer, the strong connecting layer is used for being directly and fixedly connected with the main buildings on the two sides, and the energy consumption connecting layer is used for being connected with the main buildings on the two sides through a connecting piece and a damper;
the connecting pieces are arranged on two sides of the main truss, one end of each connecting piece is fixedly connected with the main truss, and the other end of each connecting piece is fixedly connected with the main building;
the attenuator sets up in the both sides of main part truss, one end and main part truss fixed connection, and the other end sets up to: the main body building is longitudinally disconnected or slidably connected in a construction state, and is integrally hinged under the combined action of the strong connecting layer, and is fixedly connected with the main body building under a use state and integrally and rigidly connected under the combined action of the strong connecting layer.
Optionally, the main truss is composed of a truss body and a truss upper floor, one end of the connecting piece is fixedly connected with the truss upper floor, and one end of the damper is fixedly connected with the truss body.
Optionally, the connecting piece is a steel folded plate with a full length, one end of the steel folded plate is welded and fixed with the upper truss floor, and the other end of the steel folded plate is welded and fixed with the main building.
Optionally, the connecting member is one or more sliding supports, and the sliding supports longitudinally slide and transversely fix between the main truss and the main building.
Optionally, a cantilever corbel is arranged on a frame column or a frame beam of the main building, the cantilever corbel extends to the lower side of the truss upper floor, the sliding support is fixedly installed on the cantilever corbel, and the upper portion of the sliding support supports the truss upper floor and is fixedly connected with the truss upper floor.
Optionally, the connecting piece and the damper are arranged in parallel up and down;
alternatively, the connecting members and the dampers are alternately arranged in parallel at intervals in the lateral direction.
Optionally, the damper is only arranged corresponding to the frame column of the main building.
Optionally, the main truss is a middle-support type truss, a lower suspension type truss or an upper support type truss, the strong connection layer of the middle-support type truss is the middle layer of the truss, the energy consumption connection layer is the upper layer and the lower layer of the truss, the strong connection layer of the lower suspension type truss is the upper layer of the truss, the energy consumption connection layer is the middle layer and the lower layer of the truss, the strong connection layer of the upper support type truss is the lower layer of the truss, and the energy consumption connection layer is the middle layer and the upper layer of the truss.
The invention further provides an energy-consuming type connected building system, which comprises a connected structure and a main building, wherein:
the connected structure is the connected structure;
the main building is connected to two sides of the connected structure to form an energy-consuming connected building system.
The invention also provides a construction method of the energy-consuming type conjoined building system, which comprises the following steps:
step one, constructing a main building;
integrally hoisting the truss body of the main truss, and fixedly connecting the strong connecting layer with the main buildings on the two sides to form integral hinge joint;
constructing a connecting piece, wherein one end of the connecting piece is fixedly connected with the main truss, and the other end of the connecting piece is fixedly connected with the main building;
constructing a damper, wherein one end of the damper is fixedly connected with the main truss, and the other end of the damper is longitudinally disconnected or slidably connected with the main building to form integral hinge joint;
constructing a truss upper floor system and a main truss upper structure of the main truss;
and step six, fixedly connecting the other end of the damper with the main building to form integral rigid connection, and finishing construction.
Compared with the prior art, the invention has the beneficial effects that: on the basis of truss type integral rigid connection, the invention provides an energy-consuming type connected structure with limited lateral stiffness; the structure works elastically under the action of small earthquake and wind, can provide sufficient lateral rigidity for buildings on two sides of the connected structure, consumes energy under the action of medium and large earthquakes, can weaken the bending action of the main truss on the buildings on the two sides, ensures the elastic connection of the main truss and the buildings on the two sides, and has good earthquake resistance and high structural safety; this structure accessible appropriate construction measure guarantees that the main part truss wholly articulates, whole rigid connection under the normal use state with both sides at the construction state to guarantee that the main part truss reduces by a wide margin to building reaction under the vertical load effect, guarantee that the building stress uses vertical compression to be the main under the normal use state. Specifically, the method comprises the following steps:
(1) the integral structure is integrally hinged with the tower buildings on the two sides under the action of vertical load and integrally and rigidly connected under the action of horizontal load by the measure of constructing the main truss first; the connected structure has no bending moment under the action of vertical load, so that the tower is ensured to mainly bear the vertical load of the connected structure, and the tower can be prevented from cracking due to the overlarge bending moment; the connected structure is rigidly connected with the whole tower under the action of horizontal load, so that the connected structure and the tower form a portal rigid frame, and the lateral stiffness of the tower is improved.
(2) The main truss mainly bears vertical load, and the damper mainly bears horizontal load; the vertical load transmission system is separated from the horizontal load transmission system. The horizontal load has little influence on the main truss, can guarantee that the main truss keeps elasticity under rare earthquake effect, avoids the main truss to collapse, guarantees the safety of structure.
(3) The dampers are connected by adopting limited rigidity, so that the control of the bending moment of the connected truss to the tower can be ensured, and the related reinforcing measures of the tower and the connection nodes of the tower and the dampers can be simplified; the connected small earthquake and medium earthquake can provide enough lateral stiffness for the tower, the energy consumption of the damper is increased under the action of rare earthquakes, the damage to the tower is reduced, and the safety of the structure is ensured.
(4) The connecting piece is connected with the main building in a longitudinal sliding mode (support) or in a mode of weak rigidity (steel folded plate), and is fixed transversely (support) or in a mode of strong rigidity (steel folded plate), the connecting piece releases longitudinal deformation of the main truss and the main building, transverse deformation of the main truss and the main building is coordinated, the reliable shear force transmission of the connected structure is guaranteed, and deformation of the main buildings on two sides is coordinated.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
The structures, ratios, sizes, and the like shown in the present specification are only used for matching with the contents disclosed in the specification, so that those skilled in the art can understand and read the present invention, and do not limit the conditions for implementing the present invention, so that the present invention has no technical significance, and any structural modifications, changes in the ratio relationship, or adjustments of the sizes, without affecting the functions and purposes of the present invention, shall fall within the scope covered by the technical contents disclosed in the present invention.
FIG. 1 is an elevation view (half-through) of a connected truss according to an embodiment of the present invention;
FIG. 2 is a plan view of a strong connection layer of the conjoined truss according to one embodiment of the present invention;
FIG. 3 is a plan view of an energy-consuming connecting layer of a connected truss according to an embodiment of the invention;
FIG. 4(a) is a sectional view taken along line 1-1 of FIG. 3, and FIG. 4(b) is a sectional view taken along line 2-2 of FIG. 3;
FIG. 5 is a plan view of an energy-dissipating connecting layer of a connected truss in accordance with another embodiment of the present invention;
FIG. 6(a) is a sectional view taken along line 1-1 of FIG. 5, and FIG. 6(b) is a sectional view taken along line 2-2 of FIG. 5;
FIG. 7 is an elevational view of a truss in accordance with another embodiment of the invention (underslung);
fig. 8 is an elevation view (deck) of a connected truss according to still another embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the embodiments of the present invention are described in further detail below with reference to the embodiments and the accompanying drawings. The exemplary embodiments and descriptions of the present invention are provided to explain the present invention, but not to limit the present invention.
It is to be understood that the terms "comprises/comprising," "consisting of … …," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a product, apparatus, process, or method that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such product, apparatus, process, or method if desired. Without further limitation, an element defined by the phrases "comprising/including … …," "consisting of … …," or "comprising" does not exclude the presence of other like elements in a product, device, process, or method that comprises the element.
It should also be understood that the terms "mounted," "connected," "fixed," and the like are intended to be broadly construed, and may include, for example, a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly specified or limited, the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplification of description, but do not indicate or imply that the device, component, or structure referred to must have a particular orientation, be constructed in a particular orientation, or be operated, and should not be construed as limiting the present invention.
Referring to fig. 1 to 3, the energy-consuming type connected structure of the present invention includes:
the main truss 1 is a space frame structure, can adopt a steel truss, and can also be a concrete truss or a steel pipe concrete truss.
Forming a strong connecting layer 2 and an energy consumption connecting layer 3 at different height positions of the truss, wherein the strong connecting layer 2 is used for being directly and fixedly connected with the main buildings 4 on the two sides, and the energy consumption connecting layer 3 is connected with the main buildings 4 on the two sides through a connecting piece 5 and a damper 6; the main building 4 of the invention takes a tower as an example to form an energy-consuming type connected tower system, and comprises frame columns 401, frame beams 402 and a building floor 403.
The connecting pieces 5 are arranged on two sides of the main truss 1, one end of each connecting piece is fixedly connected with the main truss 1, and the other end of each connecting piece is fixedly connected with the main building 4;
under the construction state, the steel plate is longitudinally disconnected or slidingly connected with the main building 4 and is jointly acted with the strong connecting layer 2 to form integral hinge joint;
and is fixedly connected with the main building 4 in a use state and forms integral rigid connection with the strong connecting layer 2 under the combined action.
The main truss adopts a steel truss structure, is integrally hinged with the tower buildings at two sides in construction, mainly bears the vertical load of the conjoined structure and simultaneously gives consideration to the horizontal load. Under the vertical load effect, the main body truss has sufficient vertical rigidity, and meets the comfort requirement of a normal use structure. Under the action of vertical load, the main body truss is integrally hinged with the tower buildings on two sides, and the main body truss has no recurve bending effect on the tower buildings on two sides; under the action of rare earthquake, the main truss can ensure the elasticity and prevent the integral structure from collapsing.
The dampers are connected by adopting limited rigidity, so that the control of the bending moment of the main truss to the tower under the action of rare earthquakes can be ensured, and the relevant reinforcing measures of the tower and the connection nodes of the tower and the dampers can be simplified; the small earthquake and the medium earthquake can provide enough lateral stiffness for the tower, the energy consumption of the damper is increased under the action of rare earthquakes, the damage to the tower is reduced, and the safety of the structure is ensured.
When in use, the end chord member of the main truss is integrally and rigidly connected with the tower. Under the action of an earthquake, the main truss and the damper act together, the tower, the damper and the main truss form a portal rigid frame, and the damper provides limited bending rigidity and damping energy, so that the tower and the main truss are protected, and the influence of the earthquake action is avoided.
On the basis of truss type rigid connection, the invention provides an energy-consuming type connected structure with limited lateral stiffness; the structure can provide enough lateral stiffness for the tower buildings at two sides of the conjoined truss under the action of small earthquake, can weaken the bending action of the conjoined truss on the tower buildings under the action of medium and large earthquake, ensures the elastic connection of the conjoined truss and the tower buildings at two sides, and has good earthquake resistance and high structural safety; the structure can ensure that the connected truss is integrally hinged with the tower in a construction state and is integrally and rigidly connected with the tower in a normal use state through proper construction measures, so that the effect of the connected truss on the tower reverse bending is greatly reduced under the action of vertical load, and the stress of the connected truss is mainly vertical compression under the normal use state of the tower is ensured.
The energy-consuming type connected structure can be applied to various connected buildings, in particular to buildings in high-intensity earthquake fortification areas.
Referring to fig. 1, 4(a) and 4(b), in the present invention, the main truss 1 is composed of a truss body 101 and a truss upper floor 102, an upper common structure may be further disposed on the truss upper floor 102, one end of the connecting member 5 is fixedly connected to the truss upper floor 102, and one end of the damper 6 is fixedly connected to the truss body 101.
Referring to fig. 3, 4(a) and 4(b), in one embodiment, the connecting member 5 is a through steel folded plate 501, one end of the steel folded plate 501 is welded and fixed with the truss upper floor 102, and the other end is welded and fixed with the main building. The steel folded plate 501 is continuously arranged in the transverse direction, is welded with the frame columns 401 at the frame columns 401, and is welded with the building floor 403 between the columns of the frame columns 401. The steel folded plate 501 is fixedly connected with the main building and the main truss, the steel folded plate 501 is weak in longitudinal rigidity and strong in transverse rigidity in a stress state, the large rigidity in the transverse direction can coordinate the transverse deformation of the main truss and the main building, and the weak rigidity in the longitudinal direction can release the longitudinal deformation of the main truss and the main building.
Referring to fig. 5, 6(a), 6(b), in another embodiment, the connecting member 5 is one or more sliding supports 502, and the sliding supports 502 are longitudinally slid and transversely fixed between the main truss and the main building. The sliding support 502 is in a longitudinal sliding state, a transverse fixing state, a transverse deformation state capable of coordinating the main truss with the main building, and a longitudinal deformation state capable of releasing the main truss with the main building by sliding in the longitudinal direction.
In the invention, an overhanging corbel 503 is arranged on a frame column 401 or a frame beam 402 of a main body building 4, the overhanging corbel 503 extends to the lower part of a truss upper floor 102, a sliding support 502 is fixedly arranged on the overhanging corbel 503, and the upper part of the sliding support 502 supports the truss upper floor 102 and is fixedly connected with the truss upper floor 102. The main part truss does not have the condition of arranging sliding support or is inconvenient to arrange sliding support, sets up the bracket of encorbelmenting to main part truss side through setting up on the main part building, sets up sliding support on the bracket to further with sliding support fixed connection in main part building side and main part truss side, thereby make both sides form hinge structure.
In the invention, the connecting piece 5 and the damper 6 are arranged in parallel, and the parallel connection ensures that the connecting piece and the damper work independently and respectively undertake different functions. The connecting piece transmits transverse load and coordinates longitudinal deformation. Specifically, when the connecting member 5 employs the steel flap 501, the connecting member 5 and the damper 6 are arranged in parallel up and down, as shown in fig. 1, and when the connecting member 5 employs the slider 502, the connecting member 5 and the damper 6 are arranged in parallel alternately at intervals in the lateral direction, as shown in fig. 5.
Referring again to fig. 3, 5, the dampers 6 are provided only corresponding to the frame columns 401 of the main body building 4. The damper is connected with the main body truss chord member, and the main body truss chord member corresponds the frame post position, and the transmission main body truss vertical force is more direct.
With continued reference to fig. 1, 7 and 8, the main truss 1 in the invention adopts a middle-supported truss, a lower-suspended truss or an upper-supported truss, wherein the strong connection layer of the middle-supported truss is the middle layer of the truss, the energy consumption connection layers are the upper layer and the lower layer of the truss, the strong connection layer of the lower-suspended truss is the upper layer of the truss, the energy consumption connection layers are the middle layer and the lower layer of the truss, the strong connection layer of the upper-supported truss is the lower layer of the truss, and the energy consumption connection layers are the middle layer and the upper layer of the truss.
As shown in fig. 1, the invention also provides an energy-consuming type connected building system, which comprises a connected structure and a main building, wherein the connected structure is the connected structure; the main building is connected to two sides of the connected structure to form an energy-consuming connected building system.
The construction method of the energy-consuming type conjoined building system comprises the following steps:
step one, constructing a main building;
integrally hoisting the truss body of the main truss, and fixedly connecting the strong connecting layer with the main buildings on the two sides to form integral hinge joint;
constructing a connecting piece, wherein one end of the connecting piece is fixedly connected with the main truss, and the other end of the connecting piece is fixedly connected with the main building;
constructing a damper, wherein one end of the damper is fixedly connected with the main truss, and the other end of the damper is longitudinally disconnected or slidably connected with the main building to form integral hinge joint;
constructing a truss upper floor system and a main truss upper structure of the main truss;
and step six, fixedly connecting the other end of the damper with the main building to form integral rigid connection, and finishing construction.
By adopting the construction sequence, the vertical load of the connected structure can be directly transmitted to the tower buildings on two sides in a vertical load mode, the bending moment of the tower buildings on two sides is small, the tower buildings on two sides can bear the small bending moment, and the tower building strengthening measures are simplified.
Thus, it should be understood by those skilled in the art that while exemplary embodiments of the present invention have been illustrated and described in detail herein, many other variations and modifications can be made, which are consistent with the principles of the invention, from the disclosure herein, without departing from the spirit and scope of the invention. Accordingly, the scope of the invention should be understood and interpreted to cover all such other variations or modifications.
Claims (10)
1. An energy dissipating type conjoined structure comprising:
the main truss body forms a strong connecting layer and an energy consumption connecting layer, the strong connecting layer is used for being directly and fixedly connected with the main buildings on the two sides, and the energy consumption connecting layer is used for being connected with the main buildings on the two sides through a connecting piece and a damper;
the connecting pieces are arranged on two sides of the main truss, one end of each connecting piece is fixedly connected with the main truss, and the other end of each connecting piece is fixedly connected with the main building;
the attenuator sets up in the both sides of main part truss, one end and main part truss fixed connection, and the other end sets up to: the main body building is longitudinally disconnected or slidably connected in a construction state, and is integrally hinged under the combined action of the strong connecting layer, and is fixedly connected with the main body building under a use state and integrally and rigidly connected under the combined action of the strong connecting layer.
2. The web construction of claim 1 wherein:
the main truss is composed of a truss body and a truss upper floor, one end of the connecting piece is fixedly connected with the truss upper floor, and one end of the damper is fixedly connected with the truss body.
3. The web construction of claim 2, wherein:
the connecting piece is a steel folded plate with a full length, one end of the steel folded plate is welded and fixed with the upper floor of the truss, and the other end of the steel folded plate is welded and fixed with the main building.
4. The web construction of claim 2, wherein:
the connecting piece is one or more sliding supports, and the sliding supports longitudinally slide and transversely fix between the main truss and the main building.
5. The connected structure according to claim 4, wherein:
the cantilever bracket is arranged on the frame column or the frame beam of the main building and extends to the lower part of the truss upper floor, the sliding support is fixedly arranged on the cantilever bracket, and the upper part of the sliding support supports the truss upper floor and is fixedly connected with the truss upper floor.
6. The web construction of claim 1 wherein:
the connecting piece and the damper are arranged in parallel up and down;
alternatively, the connecting members and the dampers are alternately arranged in parallel at intervals in the lateral direction.
7. The web construction of claim 1 wherein:
the damper is provided only corresponding to the frame column of the main building.
8. The web construction of claim 1 wherein:
the main truss is a middle-support type truss, a lower suspension type truss or an upper support type truss, a strong connecting layer of the middle-support type truss is a middle layer of the truss, energy-consuming connecting layers are an upper layer and a lower layer of the truss, a strong connecting layer of the lower suspension type truss is an upper layer of the truss, the energy-consuming connecting layers are a middle layer and a lower layer of the truss, a strong connecting layer of the upper support type truss is a lower layer of the truss, and the energy-consuming connecting layers are a middle layer and an upper layer of the truss.
9. An energy-consuming type conjoined building system comprises a conjoined structure and a main building, wherein:
the connected structure is according to any one of claims 1-8;
the main building is connected to two sides of the connected structure to form an energy-consuming connected building system.
10. A construction method of the energy-consuming type connected building system according to claim 9, comprising the following steps:
step one, constructing a main building;
integrally hoisting the truss body of the main truss, and fixedly connecting the strong connecting layer with the main buildings on the two sides to form integral hinge joint;
constructing a connecting piece, wherein one end of the connecting piece is fixedly connected with the main truss, and the other end of the connecting piece is fixedly connected with the main building;
constructing a damper, wherein one end of the damper is fixedly connected with the main truss, and the other end of the damper is longitudinally disconnected or slidably connected with the main building to form integral hinge joint;
constructing a truss upper floor system and a main truss upper structure of the main truss;
and step six, fixedly connecting the other end of the damper with the main building to form integral rigid connection, and finishing construction.
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| CN210482710U (en) * | 2019-08-08 | 2020-05-08 | 湖南建工集团有限公司 | Assembled template truss strutting arrangement |
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| CN201588305U (en) * | 2009-12-14 | 2010-09-22 | 贵阳铝镁设计研究院 | Connecting structure between vestibule and double tower buildings |
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