CN113668415A - Novel assembly type aluminum alloy ground station and construction method thereof - Google Patents
Novel assembly type aluminum alloy ground station and construction method thereof Download PDFInfo
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- CN113668415A CN113668415A CN202110992209.0A CN202110992209A CN113668415A CN 113668415 A CN113668415 A CN 113668415A CN 202110992209 A CN202110992209 A CN 202110992209A CN 113668415 A CN113668415 A CN 113668415A
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- 229910000838 Al alloy Inorganic materials 0.000 title claims abstract description 236
- 238000010276 construction Methods 0.000 title claims abstract description 35
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- 238000013461 design Methods 0.000 claims description 15
- 238000000034 method Methods 0.000 abstract description 29
- 239000000463 material Substances 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 4
- 238000012545 processing Methods 0.000 abstract description 4
- 238000007493 shaping process Methods 0.000 abstract description 4
- 239000002699 waste material Substances 0.000 abstract description 4
- 229910000831 Steel Inorganic materials 0.000 description 7
- 239000010959 steel Substances 0.000 description 7
- 239000000956 alloy Substances 0.000 description 6
- 238000003466 welding Methods 0.000 description 6
- 238000003780 insertion Methods 0.000 description 5
- 230000037431 insertion Effects 0.000 description 5
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- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 150000002739 metals Chemical class 0.000 description 3
- 239000011150 reinforced concrete Substances 0.000 description 3
- 230000008094 contradictory effect Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 238000004904 shortening Methods 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009933 burial Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009415 formwork Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
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- 238000010008 shearing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F1/00—Construction of station or like platforms or refuge islands or like islands in traffic areas, e.g. intersection or filling-station islands; Kerbs specially adapted for islands in traffic areas
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D27/00—Foundations as substructures
- E02D27/32—Foundations for special purposes
- E02D27/42—Foundations for poles, masts or chimneys
-
- 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
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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
-
- 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
-
- 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
- E04H3/00—Buildings or groups of buildings for public or similar purposes; Institutions, e.g. infirmaries or prisons
Abstract
The invention discloses a novel assembly type aluminum alloy ground station, which comprises a beam column node at the top and a column base node at the bottom, wherein: the prefabricated foundation comprises an aluminum alloy beam, an aluminum alloy column, a beam column connecting piece and a prefabricated foundation; the detailed structure and the construction method can greatly reduce the construction period of the station and have less influence on road traffic; the method has the advantages that the method can realize modular production, reduces the time period of factory processing and reduces the waste of materials; the aluminum alloy structure has the characteristic of attractive appearance, and the shaping effect of the station is easier to realize.
Description
Technical Field
The invention belongs to the field of structural design of intelligent rail, tramcar and bus ground stations, and particularly relates to a novel assembly type aluminum alloy ground station and a construction method thereof.
Background
The small and medium traffic volume rail transit systems such as intelligent rails and trams are mostly provided with ground stations with small volume, and the ground stations are light in weight, standardized and shorter in construction period compared with subway state railways.
The intelligent rail station is constructed on the existing road, and a part of the road needs to be closed, so that the construction period is still long, the influence on the urban traffic is larger, and the reduction of the construction period of the station to the maximum extent is urgently needed in the process of constructing the medium and small traffic volume rail transit main line.
Conventional ground stations are all in a steel structure form, the overall weight is relatively heavy, and the nodes are usually in a bolt or bolt welding combined connection form for ensuring reliability, so that the process is relatively complex; meanwhile, the foundation is of a cast-in-place reinforced concrete structure, bolts are embedded or embedded to be connected with the steel structure, the time period is long, and the construction period cannot be guaranteed.
The connection form of the conventional aluminum alloy structure is similar to that of a steel structure and mainly comprises welding, mechanical connection and bonding. The welding of the aluminum alloy structure needs to consider the weldability of the alloy, the collocation of welding metals and the collocation of parent metals and welding seam metals. The aluminum alloy mechanical connection comprises rivet connection, bolt connection and screw connection; the design method of the aluminum alloy structure bolt connection is similar to that of the steel structure bolt connection. Of particular note are the materials of rivets, bolts and screws. The adhesive is less used in an aluminum alloy structure and mainly bears the shearing force; its long-term bearing performance is not stable and the working temperature of the connection is also severely limited.
The foundation adopts a cast-in-place reinforced concrete structure, bolts are embedded in advance or embedded type connection with a steel structure is adopted, and the time period is longer. Meanwhile, in order to meet the requirement of formwork erection, the cast-in-place reinforced concrete foundation is relatively large in foundation excavation and has a large influence on pavement traffic.
Disclosure of Invention
At least one of the above drawbacks or needs for improvements in the prior art, in particular at least one of the following problems:
(1) the conventional ground station adopts a steel structure, so that the weight is heavier, and the node scale is larger;
(2) conventional connection modes of aluminum alloy are complex, and long-term performance is unstable;
(3) the prefabricated foundation is not suitable for being overlarge in size generally, the bottom area is small, and the problem of insufficient bearing capacity of the foundation is easily caused;
(4) the reliability of the connection node of the prefabricated foundation and the aluminum alloy column is solved;
the invention provides a novel assembly type aluminum alloy ground station and a construction method thereof, which can greatly reduce the construction period of the station and reduce the influence on road traffic; the method has the advantages that the method can realize modular production, reduces the time period of factory processing and reduces the waste of materials; the aluminum alloy structure has the characteristic of attractive appearance, and the shaping effect of the station is easier to realize; can be widely applied to intelligent rails, trams, bus ground stations and the like.
To achieve the above objects, according to one aspect of the present invention, there is provided a novel assembly type aluminum alloy ground station, in which: the aluminum alloy beam comprises an aluminum alloy beam, an aluminum alloy column and a beam column connecting piece;
the lower end of the aluminum alloy column is assembled and fixed on a foundation of a ground platform, and the beam column connecting piece is positioned at a connecting node of the aluminum alloy beam and the upper end of the aluminum alloy column;
the upper end of the aluminum alloy column is provided with a column preformed hole, the aluminum alloy beam is provided with a beam preformed hole, and the beam-column connecting piece is simultaneously provided with a column preformed hole and a beam preformed hole; the beam column connecting piece is inserted into the upper end of the aluminum alloy column and is assembled and fixed at the upper end of the aluminum alloy column through a column preformed hole, a column preformed hole and a fastener which are matched with each other; the aluminum alloy beam is inserted into the beam-column connecting piece and is assembled and fixed on the beam-column connecting piece through the beam preformed hole, the beam preformed hole and the fastener which are matched with each other.
Further preferably, the beam-column connecting piece comprises a vertical extending part and a horizontal extending part, the vertical extending part is spliced with the upper end of the aluminum alloy column, and the horizontal extending part is spliced with the aluminum alloy beam.
In order to achieve the above object, according to another aspect of the present invention, there is also provided a construction method of a novel assembly type aluminum alloy ground station, wherein the method comprises the steps of:
s1, completing the design and manufacture of the aluminum alloy beam, the aluminum alloy column and the beam column connecting piece, and reserving holes;
s2, installing an aluminum alloy column on the ground platform on site;
s3, inserting a beam column connecting piece at the top of the aluminum alloy column, and installing a fastener for pre-tightening;
and S4, inserting the aluminum alloy beam into the beam-column connecting piece, and installing and fastening the fastening piece.
To achieve the above objects, according to one aspect of the present invention, there is provided a novel assembly type aluminum alloy ground station, in which: the prefabricated beam comprises an aluminum alloy beam, an aluminum alloy column and a prefabricated foundation;
the prefabricated foundation comprises a foundation bottom plate and a cup opening on the foundation bottom plate;
the aluminum alloy beam is assembled and fixed at the upper end of the aluminum alloy column, the lower end of the aluminum alloy column is inserted into the cup opening of the prefabricated foundation, and a gap in the cup opening is filled with post-cast concrete.
Further preferably, the lower extreme of aluminium alloy post has the post and reserves the hole, prefabricated basis is last to have the hole of reserving the post, the lower extreme of aluminium alloy post through the post that matches each other reserve the hole, the fastener assembly pretension in cup-shaped foundation base.
In order to achieve the above object, according to another aspect of the present invention, there is also provided a construction method of a novel assembly type aluminum alloy ground station, wherein the method comprises the steps of:
s1, completing the design and manufacture of the aluminum alloy beam, the aluminum alloy column and the prefabricated foundation, and reserving holes;
s2, firstly, installing a prefabricated foundation on the site at a ground platform;
s3, inserting the lower end of the aluminum alloy column into the cup mouth of the prefabricated foundation;
s4, pre-tightening the lower end of the aluminum alloy column and the cup opening through a reserved hole and a fastener;
s5, filling post-cast concrete into the gap in the cup mouth;
and S6, after the post-cast concrete reaches the preset strength, assembling and fixing the aluminum alloy beam at the upper end of the aluminum alloy column.
To achieve the above objects, according to one aspect of the present invention, there is provided a novel assembly type aluminum alloy ground station, in which: the prefabricated foundation comprises an aluminum alloy beam, an aluminum alloy column, a beam column connecting piece and a prefabricated foundation;
the beam column connecting piece is positioned at a connecting node of the aluminum alloy beam and the upper end of the aluminum alloy column;
the upper end of the aluminum alloy column is provided with a column preformed hole, the aluminum alloy beam is provided with a beam preformed hole, and the beam-column connecting piece is simultaneously provided with a column preformed hole and a beam preformed hole; the beam column connecting piece is inserted into the upper end of the aluminum alloy column and is assembled and fixed at the upper end of the aluminum alloy column through a column preformed hole, a column preformed hole and a fastener which are matched with each other; the aluminum alloy beam is inserted into the beam-column connecting piece and is assembled and fixed on the beam-column connecting piece through a beam preformed hole, a beam preformed hole and a fastener which are matched with each other;
the prefabricated foundation comprises a foundation bottom plate and a cup opening on the foundation bottom plate;
the lower end of the aluminum alloy column is inserted into a cup opening of the prefabricated foundation, and a gap in the cup opening is filled with post-cast concrete.
Further preferably, the beam-column connecting piece comprises a vertical extending part and a horizontal extending part, the vertical extending part is spliced with the upper end of the aluminum alloy column, and the horizontal extending part is spliced with the aluminum alloy beam.
Further preferably, the lower end of the aluminum alloy column is provided with a column reserved hole, the cup opening is provided with a column reserved hole, and the lower end of the aluminum alloy column is assembled and pre-tightened on the cup opening through the column reserved hole, the column reserved hole and the fastener which are matched with each other.
In order to achieve the above object, according to another aspect of the present invention, there is also provided a construction method of a novel assembly type aluminum alloy ground station, wherein the method comprises the steps of:
s1, completing the design and manufacture of the aluminum alloy beam, the aluminum alloy column, the beam column connecting piece and the prefabricated foundation, and reserving holes;
s2, firstly, installing a prefabricated foundation on the site at a ground platform;
s3, inserting the lower end of the aluminum alloy column into the cup mouth of the prefabricated foundation;
s4, pre-tightening the lower end of the aluminum alloy column and the cup opening through a reserved hole and a fastener;
s5, filling post-cast concrete into the gap in the cup mouth;
s6, after the post-cast concrete reaches the preset strength, inserting a beam column connecting piece in the top of the aluminum alloy column, and installing a fastener for pre-tightening;
and S7, inserting the aluminum alloy beam into the beam-column connecting piece, and installing and fastening the fastening piece.
The above-described preferred features may be combined with each other as long as they do not conflict with each other.
Generally, compared with the prior art, the above technical solution conceived by the present invention has the following beneficial effects:
1. according to the novel assembly type aluminum alloy ground station and the construction method thereof, the aluminum alloy material is adopted as a main frame system of the station, the station has the characteristics of light weight, good attractiveness and the like, the bolt connection has better applicability due to the light material, in addition, the foundation is prefabricated in a factory, the aluminum alloy column is embedded into the foundation on site, the bolt is fixed, concrete is poured, the connection between the main body structure and the foundation is completed, and the corresponding node can ensure certain strength. The invention designs a novel assembly type aluminum alloy ground station, which not only can ensure the strength of a node, but also can be conveniently and rapidly installed, thereby really realizing the assembly type target of vigorous national implementation, saving human resources and shortening the engineering construction period.
2. The novel assembly type aluminum alloy ground station and the construction method thereof can be used for rapidly constructing the intelligent rail station at present when urban roads are increasingly blocked, and the novel assembly type aluminum alloy ground station provided by the invention has wide popularization and application prospects.
3. The novel assembly type aluminum alloy ground station and the construction method thereof have strong adaptability, and can be widely popularized and adopted under the condition of standard modeling of the whole-line station. The invention has the advantages of fast construction period and convenient installation, and can meet the structural stress requirement. The method conforms to the social development trend, saves the engineering construction period and greatly improves the economy.
4. The novel assembly type aluminum alloy ground station and the construction method thereof can greatly reduce the construction period of the station and have less influence on road traffic; the method has the advantages that the method can realize modular production, reduces the time period of factory processing and reduces the waste of materials; the aluminum alloy structure has the characteristic of attractive appearance, and the shaping effect of the station is easier to realize.
Drawings
FIG. 1 is a schematic cross-sectional view of a novel fabricated aluminum alloy ground station of an embodiment of the present invention;
FIG. 2 is a schematic view of a beam column node of a novel fabricated aluminum alloy ground station according to an embodiment of the present invention;
fig. 3 is a schematic diagram of a column base node of a novel assembly type aluminum alloy ground station according to an embodiment of the invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. In addition, the technical features involved in the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other. The present invention will be described in further detail with reference to specific embodiments.
As a preferred embodiment of the present invention, as shown in fig. 1-2, the present invention provides a novel fabricated aluminum alloy ground station, here mainly introduced as a top beam-column node, in which: the aluminum alloy beam comprises an aluminum alloy beam 3, an aluminum alloy column 4 and a beam column connecting piece 1;
the lower end of the aluminum alloy column 4 is assembled and fixed on a foundation of a ground platform, and the beam column connecting piece 1 is positioned at a connecting node of the aluminum alloy beam 3 and the upper end of the aluminum alloy column 4; the assembly is a detachable assembly, and obviously welding and other modes are not included;
the upper end of the aluminum alloy column 4 is provided with a column preformed hole, the aluminum alloy beam 3 is provided with a beam preformed hole, and the beam-column connecting piece 1 is simultaneously provided with a column preformed hole and a beam preformed hole; the beam column connecting piece 1 is inserted into the upper end of the aluminum alloy column 4 and is assembled and fixed on the upper end of the aluminum alloy column 4 through a column preformed hole, a column preformed hole and a fastener which are matched with each other; the aluminum alloy beam 3 is spliced with the beam-column connecting piece 1 and is assembled and fixed on the beam-column connecting piece 1 through a beam preformed hole, a beam preformed hole and a fastener which are matched with each other.
Further preferably, the beam-column connector 1 comprises a vertical extending part 11 and a horizontal extending part 12, the vertical extending part 11 is inserted into the upper end of the aluminum alloy column 4, and the horizontal extending part 12 is inserted into the aluminum alloy beam 3.
Further preferably, the beam-column connecting member 1 is a one-piece structural member, integrally formed.
Further preferably, the fastener is a fixing bolt 2.
Further preferably, the beam-column connecting member 1 is made of an aluminum alloy material.
Further preferably, for the insertion of the beam-column connecting member 1 and the aluminum alloy column 4, the aluminum alloy column 4 is shown to be inserted into the bootleg of the vertical extending portion 11 of the beam-column connecting member 1, and the vertical extending portion 11 of the beam-column connecting member 1, which is not shown, may also be inserted into the aluminum alloy column 4.
Further preferably, for the insertion connection of the aluminum alloy beams 3 and the beam column connecting piece 1, at least two ways are provided, one is that the left and right aluminum alloy beams 3 are respectively inserted into the bootlegs at two ends of the transverse extending part 12 of the beam column connecting piece 1 or sleeved outside; alternatively, the aluminum alloy beam 3 is a transverse integral structure, such as a V-shape or other shape, the beam-column connector 1 is a combination of front and rear flaps on the paper side, and the middle of the integral aluminum alloy beam 3 is sandwiched by the front and rear flaps of the beam-column connector 1.
In order to achieve the above object, according to another aspect of the present invention, there is also provided a construction method of a novel assembly type aluminum alloy ground station, wherein the method comprises the steps of:
s1, completing the design and manufacture of the aluminum alloy beam 3, the aluminum alloy column 4 and the beam column connecting piece 1, and reserving holes; specifically, the size of the beam column is determined according to conditions such as upper load, the position of a project, modeling requirements and the like, the specific size and form of the beam column connecting piece are adjusted according to the relative angle and size of the beam column, the beam column can be directly inserted into the connecting piece boot leg, and holes are reserved at the positions of bolts;
s2, installing the aluminum alloy column 4 on the ground platform on site;
s3, inserting the beam column connecting piece 1 at the top of the aluminum alloy column 4, and installing a fastener for pre-tightening;
and S4, inserting the aluminum alloy beam 3 into the beam-column connecting piece 1, and installing and fastening a fastening piece.
As shown in fig. 1 and 3, in order to achieve the above object, according to one aspect of the present invention, there is provided a novel fabricated aluminum alloy ground station, which mainly introduces a bottom pedestal node, and is different from the foregoing solution in that (where not mentioned, they are regarded as the same points as long as they are not contradictory), wherein: the prefabricated foundation comprises an aluminum alloy beam 3, an aluminum alloy column 4 and a prefabricated foundation 5;
the prefabricated foundation 5 comprises a foundation bottom plate 51 and a cup mouth 52 on the foundation bottom plate;
the aluminum alloy beam 3 is assembled and fixed at the upper end of the aluminum alloy column 4, the lower end of the aluminum alloy column 4 is inserted into the cup opening of the prefabricated foundation 5, and a gap in the cup opening is filled with post-cast concrete 6.
Further preferably, the lower end of the aluminum alloy column 4 is provided with a column reserved hole, the cup mouth 52 is provided with a column reserved hole, and the lower end of the aluminum alloy column 4 is assembled and pre-tightened on the cup mouth 52 through the column reserved hole, the column reserved hole and the fastener which are matched with each other.
Further preferably, the beam-column connecting member 1 is a one-piece structural member, integrally formed.
Further preferably, the fastener is a fixing bolt 2.
Further preferably, the beam-column connecting member 1 is made of an aluminum alloy material.
Further preferably, the prefabricated foundation 5 is a one-piece prefabricated member integrally formed.
Further preferably, the cup mouth 52 is a substantially ring-shaped structure (square, etc.) protruding from the surface of the base bottom plate 51, and the horizontal cross-sectional area inside the cup varies from top to bottom, so that the holes reserved for the columns are opened on the ring wall. The gap into which the aluminum alloy pillar 4 is inserted is designed according to the strength requirement.
As shown in fig. 1 to 3, in order to achieve the above object, according to another aspect of the present invention, there is provided a method for constructing a novel assembly type aluminum alloy ground station, wherein the method comprises the steps of:
s1, completing the design and manufacture of the aluminum alloy beam 3, the aluminum alloy column 4 and the prefabricated foundation 5, and reserving holes; specifically, the size of a beam column is determined according to conditions such as upper load, the position of a project, modeling requirements and the like, the size of a prefabricated foundation is determined according to conditions such as upper load, project geology and the like, the prefabricated foundation is designed into a cup-mouth foundation, and holes are reserved at the positions of bolts;
s2, firstly, installing the prefabricated foundation 5 on the site at a ground platform;
s3, inserting the lower end of the aluminum alloy column 4 into the cup mouth of the prefabricated foundation 5;
s4, pre-tightening the lower end of the aluminum alloy column 4 and the cup opening through a reserved hole and a fastener;
s5, filling the gap in the cup mouth with post-cast concrete 6;
and S6, after the post-cast concrete 6 reaches the preset strength, assembling and fixing the aluminum alloy beam 3 at the upper end of the aluminum alloy column 4.
As shown in fig. 1 to 3, in order to achieve the above objects, according to one aspect of the present invention, there is provided a novel fabricated aluminum alloy ground station including a top beam-column node and a bottom column-foot node, which is different from the foregoing solutions (where not mentioned, they are regarded as the same points as long as they are not contradictory), wherein: the prefabricated foundation comprises an aluminum alloy beam 3, an aluminum alloy column 4, a beam column connecting piece 1 and a prefabricated foundation 5;
the lower end of the aluminum alloy column 4 is assembled and fixed on the foundation of the ground platform, and the aluminum alloy beam 3 is assembled and fixed on the upper end of the aluminum alloy column 4.
Specifically, the beam-column connecting piece 1 is positioned at a connecting node of the aluminum alloy beam 3 and the upper end of the aluminum alloy column 4;
the upper end of the aluminum alloy column 4 is provided with a column preformed hole, the aluminum alloy beam 3 is provided with a beam preformed hole, and the beam-column connecting piece 1 is simultaneously provided with a column preformed hole and a beam preformed hole; the beam column connecting piece 1 is inserted into the upper end of the aluminum alloy column 4 and is assembled and fixed on the upper end of the aluminum alloy column 4 through a column preformed hole, a column preformed hole and a fastener which are matched with each other; the aluminum alloy beam 3 is inserted into the beam-column connecting piece 1 and is assembled and fixed on the beam-column connecting piece 1 through a beam preformed hole, a beam preformed hole and a fastener which are matched with each other;
the prefabricated foundation 5 comprises a foundation bottom plate 51 and a cup mouth 52 on the foundation bottom plate;
the lower end of the aluminum alloy column 4 is inserted into the cup mouth of the prefabricated foundation 5, and a gap in the cup mouth is filled with post-cast concrete 6.
Further preferably, the beam-column connector 1 comprises a vertical extending part 11 and a horizontal extending part 12, the vertical extending part 11 is inserted into the upper end of the aluminum alloy column 4, and the horizontal extending part 12 is inserted into the aluminum alloy beam 3.
Further preferably, the lower end of the aluminum alloy column 4 is provided with a column reserved hole, the cup mouth 52 is provided with a column reserved hole, and the lower end of the aluminum alloy column 4 is assembled and pre-tightened on the cup mouth 52 through the column reserved hole, the column reserved hole and the fastener which are matched with each other.
Further preferably, the beam-column connecting member 1 is a one-piece structural member, integrally formed.
Further preferably, the fastener is a fixing bolt 2.
Further preferably, the beam-column connecting member 1 is made of an aluminum alloy material.
Further preferably, for the insertion of the beam-column connecting member 1 and the aluminum alloy column 4, the aluminum alloy column 4 is shown to be inserted into the bootleg of the vertical extending portion 11 of the beam-column connecting member 1, and the vertical extending portion 11 of the beam-column connecting member 1, which is not shown, may also be inserted into the aluminum alloy column 4.
Further preferably, for the insertion connection of the aluminum alloy beams 3 and the beam column connecting piece 1, at least two ways are provided, one is that the left and right aluminum alloy beams 3 are respectively inserted into the bootlegs at two ends of the transverse extending part 12 of the beam column connecting piece 1 or sleeved outside; alternatively, the aluminum alloy beam 3 is a transverse integral structure, such as a V-shape or other shape, the beam-column connector 1 is a combination of front and rear flaps on the paper side, and the middle of the integral aluminum alloy beam 3 is sandwiched by the front and rear flaps of the beam-column connector 1.
Further preferably, the prefabricated foundation 5 is a one-piece prefabricated member integrally formed.
Further preferably, the cup mouth 52 is a substantially ring-shaped structure (square, etc.) protruding from the surface of the base bottom plate 51, and the horizontal cross-sectional area inside the cup varies from top to bottom, so that the holes reserved for the columns are opened on the ring wall. The gap into which the aluminum alloy pillar 4 is inserted is designed according to the strength requirement.
In order to achieve the above object, according to another aspect of the present invention, there is also provided a construction method of a novel assembly type aluminum alloy ground station, wherein the method comprises the steps of:
s1, completing the design and manufacture of the aluminum alloy beam 3, the aluminum alloy column 4, the beam column connecting piece 1 and the prefabricated foundation 5, and reserving holes; specifically, the size of the beam column is determined according to conditions such as upper load, the position of a project, modeling requirements and the like, the specific size and form of the beam column connecting piece are adjusted according to the relative angle and size of the beam column, the beam column can be directly inserted into the connecting piece boot leg, and holes are reserved at the positions of bolts; determining the size of a prefabricated foundation according to conditions such as upper load, engineering geology and the like, designing the prefabricated foundation into a cup foundation, and reserving holes at bolt positions;
s2, firstly, installing the prefabricated foundation 5 on the site at a ground platform;
s3, inserting the lower end of the aluminum alloy column 4 into the cup mouth of the prefabricated foundation 5;
s4, pre-tightening the lower end of the aluminum alloy column 4 and the cup mouth of the prefabricated foundation 5 through a reserved hole and a fastener;
s5, filling the gap in the cup mouth with post-cast concrete 6;
s6, after the post-cast concrete 6 reaches the preset strength, inserting the beam-column connecting piece 1 at the top of the aluminum alloy column 4, and installing a fastener for pre-tightening;
and S7, inserting the aluminum alloy beam 3 into the beam-column connecting piece 1, and installing and fastening a fastening piece.
In summary, compared with the prior art, the scheme of the invention has the following significant advantages:
according to the invention, the aluminum alloy beam column is adopted to replace a conventional steel structure beam column, so that the whole weight of the ground station is reduced, the stress of the node is reduced, and the node volume is reduced.
The invention designs an insertion type beam-column connecting piece by adopting unconventional beam-column connecting nodes, and realizes the design concept of 'strong nodes and weak rods'. Meanwhile, split bolt holes are reserved in the beam column connecting piece, and high-strength bolts are adopted for split fastening, so that on-site rapid assembly is realized.
Before designing the intelligent rail station, corresponding geological survey needs to be completed, and the size and the burial depth of the foundation are determined according to a geological report and an upper load. Meanwhile, the size, the height and the reinforcing bars of the foundation are determined according to a series of factors such as field transportation, field assembly and the like, and certain requirements are made on the bearing capacity of the foundation on the field. If the bearing capacity of the foundation is low, reinforcement treatment should be carried out on site first, so that the foundation volume is not too large, and the difficulty in site hoisting is caused. The invention adopts the factory prefabricated foundation, buries the aluminum alloy column into the foundation on site, fixes the bolt and pours the concrete, thus completing the connection of the main structure and the foundation, and the corresponding node can ensure certain strength.
According to the novel assembly type aluminum alloy ground station and the construction method thereof, the aluminum alloy material is adopted as a main frame system of the station, the station has the characteristics of light weight, good attractiveness and the like, the bolt connection has better applicability due to the light material, in addition, the foundation is prefabricated in a factory, the aluminum alloy column is embedded into the foundation on site, the bolt is fixed, concrete is poured, the connection between the main body structure and the foundation is completed, and the corresponding node can ensure certain strength. The invention designs a novel assembly type aluminum alloy ground station, which not only can ensure the strength of a node, but also can be conveniently and rapidly installed, thereby really realizing the assembly type target of vigorous national implementation, saving human resources and shortening the engineering construction period.
The novel assembly type aluminum alloy ground station and the construction method thereof can be used for rapidly constructing the intelligent rail station at present when urban roads are increasingly blocked, and the novel assembly type aluminum alloy ground station provided by the invention has wide popularization and application prospects.
The novel assembly type aluminum alloy ground station and the construction method thereof have strong adaptability, and can be widely popularized and adopted under the condition of standard modeling of the whole-line station. The invention has the advantages of fast construction period and convenient installation, and can meet the structural stress requirement. The method conforms to the social development trend, saves the engineering construction period and greatly improves the economy.
The novel assembly type aluminum alloy ground station and the construction method thereof can greatly reduce the construction period of the station and have less influence on road traffic; the method has the advantages that the method can realize modular production, reduces the time period of factory processing and reduces the waste of materials; the aluminum alloy structure has the characteristic of attractive appearance, and the shaping effect of the station is easier to realize.
It will be appreciated that the embodiments of the system described above are merely illustrative, in that elements illustrated as separate components may or may not be physically separate, may be located in one place, or may be distributed over different network elements. Some or all of the modules can be selected according to actual needs to achieve the purpose of the scheme of the embodiment. One of ordinary skill in the art can understand and implement it without inventive effort.
In addition, it should be understood by those skilled in the art that in the specification of the embodiments of the present invention, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
In the description of the embodiments of the invention, numerous specific details are set forth. It is understood, however, that embodiments of the invention may be practiced without these specific details. In some instances, well-known methods, structures and techniques have not been shown in detail in order not to obscure an understanding of this description. Similarly, it should be appreciated that in the foregoing description of exemplary embodiments of the invention, various features of the embodiments of the invention are sometimes grouped together in a single embodiment, figure, or description thereof for the purpose of streamlining the disclosure and aiding in the understanding of one or more of the various inventive aspects.
However, the disclosed method should not be interpreted as reflecting an intention that: that is, the claimed embodiments of the invention require more features than are expressly recited in each claim. Rather, as the following claims reflect, inventive aspects lie in less than all features of a single foregoing disclosed embodiment. Thus, the claims following the detailed description are hereby expressly incorporated into this detailed description, with each claim standing on its own as a separate embodiment of an embodiment of this invention.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the embodiments of the present invention, and not to limit the same; although embodiments of the present invention have been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the spirit and scope of the technical solutions of the embodiments of the present invention.
Claims (10)
1. The utility model provides a novel assembled aluminum alloy ground station which characterized in that: comprises an aluminum alloy beam (3), an aluminum alloy column (4) and a beam column connecting piece (1);
the lower end of the aluminum alloy column (4) is assembled and fixed on a foundation of a ground platform, and the beam column connecting piece (1) is positioned at a connecting node of the aluminum alloy beam (3) and the upper end of the aluminum alloy column (4);
the upper end of the aluminum alloy column (4) is provided with a column preformed hole, the aluminum alloy beam (3) is provided with a beam preformed hole, and the beam-column connecting piece (1) is simultaneously provided with a column preformed hole and a beam preformed hole; the beam column connecting piece (1) is inserted into the upper end of the aluminum alloy column (4) and is assembled and fixed on the upper end of the aluminum alloy column (4) through a column preformed hole, a column preformed hole and a fastener which are matched with each other; the aluminum alloy beam (3) is spliced with the beam-column connecting piece (1) and is assembled and fixed on the beam-column connecting piece (1) through the beam preformed hole, the beam preformed hole and the fastener which are matched with each other.
2. The novel assembled aluminum alloy ground station as claimed in claim 1, wherein:
the beam column connecting piece (1) comprises a vertical extending part (11) and a transverse extending part (12), the vertical extending part (11) is connected with the upper end of the aluminum alloy column (4) in an inserting mode, and the transverse extending part (12) is connected with the aluminum alloy beam (3) in an inserting mode.
3. A construction method of a novel assembly type aluminum alloy ground station is characterized by comprising the following steps:
s1, completing the design and manufacture of the aluminum alloy beam (3), the aluminum alloy column (4) and the beam column connecting piece (1), and reserving holes;
s2, installing an aluminum alloy column (4) on the ground platform on site;
s3, inserting the beam column connecting piece (1) at the top of the aluminum alloy column (4), and installing a fastener for pre-tightening;
and S4, inserting the aluminum alloy beam (3) into the beam-column connecting piece (1), and installing and fastening the fastening piece.
4. The utility model provides a novel assembled aluminum alloy ground station which characterized in that: the prefabricated beam comprises an aluminum alloy beam (3), an aluminum alloy column (4) and a prefabricated foundation (5);
the prefabricated foundation (5) comprises a foundation bottom plate (51) and a cup opening (52) on the foundation bottom plate;
the aluminum alloy beam (3) is assembled and fixed at the upper end of the aluminum alloy column (4), the lower end of the aluminum alloy column (4) is inserted into a cup opening of the prefabricated foundation (5), and a gap in the cup opening is filled with post-cast concrete (6).
5. The novel assembled aluminum alloy ground station as claimed in claim 4, wherein:
the lower end of the aluminum alloy column (4) is provided with a column reserved hole, the cup opening (52) is provided with a column reserved hole, and the lower end of the aluminum alloy column (4) is assembled and pre-tightened on the prefabricated foundation (5) through the column reserved hole, the column reserved hole and the fastener which are matched with each other.
6. A construction method of a novel assembly type aluminum alloy ground station is characterized by comprising the following steps:
s1, completing the design and manufacture of the aluminum alloy beam (3), the aluminum alloy column (4) and the prefabricated foundation (5), and reserving holes;
s2, firstly, installing a prefabricated foundation (5) on the site at a ground platform;
s3, inserting the lower end of the aluminum alloy column (4) into the cup mouth of the prefabricated foundation (5);
s4, pre-tightening the lower end of the aluminum alloy column (4) and the cup mouth (52) through a reserved hole and a fastener;
s5, filling post-cast concrete (6) into the gap in the cup mouth;
and S6, after the post-cast concrete (6) reaches the preset strength, assembling and fixing the aluminum alloy beam (3) at the upper end of the aluminum alloy column (4).
7. The utility model provides a novel assembled aluminum alloy ground station which characterized in that: the aluminum alloy beam comprises an aluminum alloy beam (3), an aluminum alloy column (4), a beam column connecting piece (1) and a prefabricated foundation (5);
the beam column connecting piece (1) is positioned at a connecting node of the upper ends of the aluminum alloy beam (3) and the aluminum alloy column (4);
the upper end of the aluminum alloy column (4) is provided with a column preformed hole, the aluminum alloy beam (3) is provided with a beam preformed hole, and the beam-column connecting piece (1) is simultaneously provided with a column preformed hole and a beam preformed hole; the beam column connecting piece (1) is inserted into the upper end of the aluminum alloy column (4) and is assembled and fixed on the upper end of the aluminum alloy column (4) through a column preformed hole, a column preformed hole and a fastener which are matched with each other; the aluminum alloy beam (3) is inserted into the beam-column connecting piece (1) and is assembled and fixed on the beam-column connecting piece (1) through a beam preformed hole, a beam preformed hole and a fastener which are matched with each other;
the prefabricated foundation (5) comprises a foundation bottom plate (51) and a cup opening (52) on the foundation bottom plate;
the lower end of the aluminum alloy column (4) is inserted into the cup opening of the prefabricated foundation (5), and a gap in the cup opening is filled with post-cast concrete (6).
8. The novel assembled aluminum alloy ground station as claimed in claim 7, wherein:
the beam column connecting piece (1) comprises a vertical extending part (11) and a transverse extending part (12), the vertical extending part (11) is connected with the upper end of the aluminum alloy column (4) in an inserting mode, and the transverse extending part (12) is connected with the aluminum alloy beam (3) in an inserting mode.
9. The novel assembled aluminum alloy ground station as claimed in claim 7, wherein:
the lower end of the aluminum alloy column (4) is provided with a column reserved hole, the cup opening (52) is provided with a column reserved hole, and the lower end of the aluminum alloy column (4) is assembled and pre-tightened on the cup opening (52) through the column reserved hole, the column reserved hole and the fastener which are matched with each other.
10. A construction method of a novel assembly type aluminum alloy ground station is characterized by comprising the following steps:
s1, completing the design and manufacture of the aluminum alloy beam (3), the aluminum alloy column (4), the beam column connecting piece (1) and the prefabricated foundation (5), and reserving holes;
s2, firstly, installing a prefabricated foundation (5) on the site at a ground platform;
s3, inserting the lower end of the aluminum alloy column (4) into the cup mouth of the prefabricated foundation (5);
s4, pre-tightening the lower end of the aluminum alloy column (4) and the cup opening through a reserved hole and a fastener;
s5, filling post-cast concrete (6) into the gap in the cup mouth;
s6, after the post-cast concrete (6) reaches the preset strength, inserting the beam-column connecting piece (1) at the top of the aluminum alloy column (4), and installing a fastener for pre-tightening;
and S7, inserting the aluminum alloy beam (3) into the beam-column connecting piece (1), and installing and fastening the fastening piece.
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Application publication date: 20211119 |