CN112095784A - Bar type grouting shear-resistant connection node structure between modules and construction method thereof - Google Patents
Bar type grouting shear-resistant connection node structure between modules and construction method thereof Download PDFInfo
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- CN112095784A CN112095784A CN202010795324.4A CN202010795324A CN112095784A CN 112095784 A CN112095784 A CN 112095784A CN 202010795324 A CN202010795324 A CN 202010795324A CN 112095784 A CN112095784 A CN 112095784A
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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
- 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
- E04G21/02—Conveying or working-up concrete or similar masses able to be heaped or cast
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
- E04B1/2403—Connection details of the elongated load-supporting parts
- E04B2001/2406—Connection nodes
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
- E04B1/2403—Connection details of the elongated load-supporting parts
- E04B2001/2415—Brackets, gussets, joining plates
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
- E04B1/2403—Connection details of the elongated load-supporting parts
- E04B2001/2418—Details of bolting
Abstract
A bar-type grouting shear-resistant connection node structure between modules and a construction method thereof comprise a lower-layer column, a lower-layer top cross beam, a lower-layer top longitudinal beam, a lower-layer top angle part, an upper-layer column, an upper-layer bottom cross beam, an upper-layer bottom longitudinal beam, an upper-layer bottom angle part, a connection assembly and a shear-resistant device; a first sealing plate is arranged inside the lower-layer column and close to the upper end of the lower-layer column; grouting holes are formed in the side wall of the lower-layer column and above the first sealing plate; the lower-layer top angle piece is connected to the top of the lower-layer column, and two ends of the lower-layer top angle piece exceed the corresponding side faces of the lower-layer column; a second sealing plate is arranged inside the upper-layer column and close to the upper end; a slurry outlet hole is formed in the side wall of the upper-layer column and is positioned below the second sealing plate; the upper-layer bottom corner piece is connected to the bottom of the upper-layer column, and two ends of the upper-layer bottom corner piece exceed corresponding side faces of the upper-layer column; the shearing resistant device comprises a connecting plate, an upper connecting rod, a lower connecting rod and a positioning cover. The invention solves the technical problems of low connection strength, complex construction and poor overall performance of the traditional module structure node.
Description
Technical Field
The invention belongs to the technical field of building engineering, and particularly relates to a bar type grouting shear-resistant connection node structure between modules and a construction method thereof.
Background
The traditional connection structure between modules is mainly connected through bolts and positioning pins and is assisted by welding connection, and the matching precision between the positioning pins and module corner pieces influences the shearing-resistant bearing capacity of the whole system and also becomes an important factor restricting processing and production; in addition, concrete slurry is not contained in the traditional connecting structure, and the integrity of the connecting position is poor; in order to improve the integral bearing capacity and shearing resistance of the modules and fully embody the design connection of 'strong nodes and weak rods', a grouting shearing-resistant connecting node structure is adopted, so that the strength and rigidity between connecting nodes among the modules can be improved, and the integral stability is improved.
Disclosure of Invention
The invention aims to provide a bar type grouting shear-resistant connection node structure between modules and a construction method thereof, and aims to solve the technical problems of low connection strength, complicated construction and poor overall performance of the traditional module structure node.
In order to achieve the purpose, the invention adopts the following technical scheme.
A bar-type grouting shear-resistant connection node structure between modules comprises a lower-layer column, a lower-layer top cross beam, a lower-layer top longitudinal beam, a lower-layer top angle piece, an upper-layer column, an upper-layer bottom cross beam, an upper-layer bottom longitudinal beam, an upper-layer bottom angle piece and a connection assembly; the device also comprises a shearing resisting device;
a first sealing plate is arranged in the lower-layer column and close to the upper end of the lower-layer column; grouting holes are formed in the side wall of the lower-layer column and above the first sealing plate; the lower-layer top angle piece is L-shaped and connected to the top of the lower-layer column, and two ends of the lower-layer top angle piece respectively exceed the corresponding side faces of the lower-layer column; the lower-layer top corner piece comprises a first top plate, a first bottom plate, a first end plate, a first transverse clapboard, a first longitudinal clapboard and a first outer side plate; the first bottom plate is an L-shaped plate, and a first through hole is formed in the middle position, corresponding to the lower-layer column, of the first bottom plate; the first top plate is an L-shaped plate and is positioned above the first bottom plate; a first through hole is formed in the plate surface of the first top plate at a position corresponding to the first through hole; a first slurry passing hole is formed in one side of the first through hole; a first connecting hole is formed in the position, located beyond the side face of the lower-layer column, of the plate surface of the first top plate; the horizontal section of the first outer side plate is L-shaped and is connected between the outer side edges of the first bottom plate and the first top plate; the first longitudinal partition plate is connected between the first bottom plate and the first top plate and vertically corresponds to the inner longitudinal side wall of the lower-layer column; the first diaphragm plate is connected between the first bottom plate and the first top plate and vertically corresponds to the inner transverse side wall of the lower-layer column; the two first end plates are respectively connected between the two ends of the first top plate and the two ends of the first bottom plate; the lower-layer top cross beam and the lower-layer top longitudinal beam are respectively and correspondingly connected with the two first end plates;
a second sealing plate is arranged in the upper-layer column and close to the upper end of the upper-layer column; a slurry outlet hole is formed in the side wall of the upper-layer column and is positioned below the second sealing plate; the upper-layer bottom corner piece is L-shaped and connected to the bottom of the upper-layer column, and two ends of the upper-layer bottom corner piece respectively exceed the corresponding side faces of the upper-layer column; the upper-layer bottom corner piece comprises a second top plate, a second bottom plate, a second end plate, a second transverse clapboard, a second longitudinal clapboard and a second outer side plate; the second top plate is an L-shaped plate, and a second through hole is formed in the middle position, corresponding to the upper-layer column, of the second top plate; the second bottom plate is an L-shaped plate and is positioned below the second top plate; a second through hole is formed in the plate surface of the second bottom plate at a position corresponding to the second through hole; a second connecting hole is formed in the position, located beyond the side face of the upper-layer column, of the plate surface of the second bottom plate; the horizontal section of the second outer side plate is L-shaped and is connected between the outer side edges of the second bottom plate and the second top plate; the second longitudinal partition plate is connected between the second bottom plate and the second top plate and vertically corresponds to the inner longitudinal side wall of the upper-layer column; the second diaphragm plate is connected between the second bottom plate and the second top plate and is arranged corresponding to the inner transverse side wall of the upper-layer column; the two second end plates are respectively connected between the two ends of the second top plate and the two ends of the second bottom plate; the upper-layer bottom cross beam and the upper-layer bottom longitudinal beam are respectively and correspondingly connected with the two second end plates;
the shearing resistant device comprises a connecting plate, an upper connecting rod, a lower connecting rod and a positioning cover; the connecting plate is arranged between the lower-layer top corner piece and the upper-layer bottom corner piece, and the shape of the connecting plate is matched with the shape of the horizontal section of the lower-layer top corner piece; a second pulp passing hole is formed in the position, corresponding to the first pulp passing hole, of the plate surface of the connecting plate; a third connecting hole is formed in the position, corresponding to the first connecting hole, of the plate surface of the connecting plate; the lower connecting rod is connected to the bottom of the connecting plate, and the lower end of the lower connecting rod penetrates through the first through hole and extends into the lower-layer column; a gap is reserved between the lower connecting rod and the side wall of the first through hole; the positioning cover is hollow and is connected to the top of the connecting plate at a position corresponding to the first slurry passing hole; the upper end of the positioning cover penetrates through the second through hole and extends into the upper-layer bottom corner piece, and the outer side wall of the positioning cover is tightly attached to the side wall of the second through hole; an opening is arranged at the lower part of the positioning cover; the upper connecting rod is connected to the top of the positioning cover, and the upper end of the upper connecting rod penetrates through the second through hole and extends into the upper-layer column; a gap is reserved between the upper connecting rod and the side wall of the second through hole;
the connecting components correspondingly penetrate through the first connecting hole, the second connecting hole and the third connecting hole, and correspondingly connect the upper-layer bottom corner piece and the lower-layer top corner piece;
the space between the first sealing plate and the lower-layer top corner piece, the inner space of the upper-layer bottom corner piece and the space between the upper-layer bottom corner piece and the second sealing plate are filled with grouting materials.
Preferably, the distance between the first sealing plate and the top of the lower-layer column is 200-500 mm; the distance between the grouting hole and the first sealing plate is 20 mm-50 mm.
Preferably, the distance between the second sealing plate and the top of the upper-layer column is 200-500 mm; the distance between the pulp outlet hole and the second sealing plate is 20 mm-50 mm.
Preferably, the length of the upper connecting rod extending into the upper-layer column is 200-500 mm; the length that lower connective bar stretched into in the lower floor's post is 200mm ~500mm, and the seam between lower connective bar and the first through-hole is sealed.
Preferably, the positioning cover is composed of an upper variable cross-section and a lower uniform cross-section; the size of the horizontal section of the uniform section is matched with that of the second through hole, and a joint between the uniform section and the second through hole is sealed; the variable cross-section is in a circular truncated cone shape, and the size of a horizontal section of the variable cross-section is gradually reduced from bottom to top; the diameter of the top surface of the variable cross-section is not less than the diameter of the upper connecting rod.
Preferably, the connecting assembly comprises a connecting bolt and a gasket; the connecting bolts correspondingly penetrate through the first connecting hole, the second connecting hole and the third connecting hole; the gasket pad is arranged between the connecting bolt and the upper bottom corner piece.
A construction method of a rod type grouting shear-resistant connection node structure between modules comprises the following steps.
Step one, constructing a lower-layer module.
Step two, manufacturing a shearing resisting device: a second slurry passing hole and a third connecting hole are formed in the connecting plate; connecting the positioning cover to the top of the connecting plate; and then the upper connecting rod is connected to the top of the positioning cover, and the lower connecting rod is connected to the bottom of the connecting plate.
And step three, mounting the shearing resisting device on the top of the lower-layer top corner piece of the lower-layer module, enabling the lower connecting rod to penetrate through and extend into the lower-layer column from the first through hole and the first through hole, enabling the second slurry passing hole to correspond to the first slurry passing hole, and enabling the third connecting hole to correspond to the first connecting hole.
Step four: constructing an upper layer module; the upper module is hoisted at the top of the lower module, the positioning cover is inserted into the second through hole of the upper bottom corner piece, the upper module is positioned, and the upper connecting rod penetrates through the second through hole and extends into the upper column.
Step five: and the lower-layer module, the connecting plate and the upper-layer module are correspondingly connected by adopting the connecting assembly.
Step six: after the upper module is installed, grouting operation is carried out: and grouting from the grouting hole to the lower-layer column by using a pressure pump, and stopping grouting when the grout overflows from the grout outlet hole.
Step seven: sealing the grouting holes and the grout outlet holes: and (5) when the grouting material reaches the final setting time.
Step nine: and repeating the first step to the eighth step until all the modules are constructed.
Preferably, before the upper-layer module is constructed in the fourth step, a rubber pad is arranged on the connecting plate.
Compared with the prior art, the invention has the following characteristics and beneficial effects.
1. The upper module and the lower module are connected through the connecting assembly and the shearing resistant device, so that the shearing resistance, the pulling resistance and the bending resistance bearing capacity of the connection between the modules are improved, and the structural integrity of the whole module is improved.
2. The anti-shearing device is arranged between the upper layer module and the lower layer module, so that the anti-shearing device not only has the functions of shearing resistance and pulling resistance, but also has the function of slurry passing, and the positioning cover on the anti-shearing device also has the function of positioning for the installation of the upper layer module.
3 the corner fittings in the invention are designed in L shape, so that the node area covers the long beam and the short beam of the bottom frame, and the upright posts and the corner fittings are connected into a whole through the shearing resistant device, thereby enlarging the connection node area.
4. The construction process of the rod-type grouting shear-resistant connecting node structure is simple, and after the shear-resistant device is installed on the lower-layer top corner piece, the positioning cover provides a positioning effect for the installation of the upper-layer module and provides convenience for the installation of the upper-layer module; in addition, the two sides of the lower-layer top corner piece and the upper-layer bottom corner piece are provided with grooves, so that the connection construction of the connecting component can be carried out in the grooves, and the operation is convenient.
5. In the invention, a first sealing plate is arranged in the lower-layer column and close to the upper end of the lower-layer column; grouting holes are formed in the side wall of the lower-layer column and above the first sealing plate; a second sealing plate is arranged in the upper-layer column and close to the upper end; a slurry outlet hole is formed in the side wall of the upper-layer column and is positioned below the second sealing plate; meanwhile, the connecting plates and the positioning covers of the lower-layer top corner piece, the upper-layer bottom corner piece and the shearing resisting device are all provided with the holes for grouting, so that the construction of grouting material can be easily realized.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings.
FIG. 1 is a three-dimensional structural schematic diagram of a bar-grouting shear connection node structure of the present invention.
FIG. 2 is a schematic view in vertical section of a bar-grouting shear connection node structure of the present invention.
Fig. 3 is a schematic view showing the structure of the shear device according to the present invention.
Fig. 4 is a schematic structural view of a positioning cover in the present invention.
FIG. 5 is a schematic view of the structure of the upper corner piece of the present invention.
FIG. 6 is a schematic view of the second bottom plate of the upper corner piece of the present invention.
FIG. 7 is a schematic view of the construction of the lower corner fitting of the present invention.
Reference numerals: 1-lower column, 2-lower top beam, 3-lower top longitudinal beam, 4-lower top angle piece, 4.1-first top plate, 4.2-first bottom plate, 4.3-first end plate, 4.4-first transverse clapboard, 4.5-first longitudinal clapboard, 4.6-first outer side plate, 5-upper column, 6-upper bottom beam, 7-upper bottom longitudinal beam, 8-upper bottom angle piece, 8.1-second top plate, 8.2-second bottom plate, 8.3-second end plate, 8.4-second transverse clapboard, 8.5-second longitudinal clapboard, 8.6-second outer side plate, 9-connecting assembly, 9.1-connecting bolt, 9.2-gasket, 10-shearing-resisting device, 10.1-connecting plate, 10.2-upper connecting rod, 10.3-lower connecting rod, 10.4-positioning cover, 10.41-variable section, 10.42-section-equal section, first through hole, 11-equal section cross section, first through hole, 14-second through hole, 13-second connecting plate, 8.5-second longitudinal clapboard, 8.6-second longitudinal clapboard, 9-connecting rod, 9.6-connecting rod, 9.1-connecting rod, 9., 17-a second sealing plate, 18-a grout outlet, 19-a second through hole, 20-a second through hole, 21-a second connecting hole, 22-an opening, 23-a second grout passing hole, 24-a third connecting hole and 25-an inclined supporting plate.
Detailed Description
The bar-type grouting shear-resistant connecting node structure between the modules comprises a lower-layer column 1, a lower-layer top cross beam 2, a lower-layer top longitudinal beam 3, a lower-layer top angle part 4, an upper-layer column 5, an upper-layer bottom cross beam 6, an upper-layer bottom longitudinal beam 7, an upper-layer bottom angle part 8 and a connecting assembly 9; also comprises a shear resisting device 10;
a first sealing plate 11 is arranged in the lower-layer column 1 and close to the upper end; a grouting hole 12 is formed in the side wall of the lower-layer column 1 and above the first sealing plate 11; the lower-layer top angle piece 4 is L-shaped and is connected to the top of the lower-layer column 1, and two ends of the lower-layer top angle piece 4 respectively exceed corresponding side surfaces of the lower-layer column 1; the lower-layer top corner piece 4 comprises a first top plate 4.1, a first bottom plate 4.2, a first end plate 4.3, a first diaphragm plate 4.4, a first longitudinal diaphragm plate 4.5 and a first outer side plate 4.6; the first bottom plate 4.2 is an L-shaped plate, and a first through hole 13 is formed in the middle of the first bottom plate 4.2 corresponding to the lower-layer column 1; the first top plate 4.1 is an L-shaped plate and is positioned above the first bottom plate 4.2; a first through hole 14 is formed on the plate surface of the first top plate 4.1 at a position corresponding to the first through hole 13; a first slurry passing hole 15 is formed in one side of the first through hole 14; a first connecting hole 16 is formed in the position, which is located on the side surface of the lower-layer column 1 and exceeds the plate surface of the first top plate 4.1; the horizontal section of the first outer side plate 4.6 is L-shaped and is connected between the first bottom plate 4.2 and the outer side edge of the first top plate 4.1; the first longitudinal partition plate 4.5 is connected between the first bottom plate 4.2 and the first top plate 4.1 and vertically corresponds to the inner longitudinal side wall of the lower-layer column 1; the first diaphragm plate 4.4 is connected between the first bottom plate 4.2 and the first top plate 4.1 and vertically corresponds to the inner transverse side wall of the lower-layer column 1; two first end plates 4.3 are respectively connected between the two ends of the first top plate 4.1 and the two ends of the first bottom plate 4.2; the lower-layer top cross beam 2 and the lower-layer top longitudinal beam 3 are correspondingly connected with the two first end plates 4.3 respectively;
a second sealing plate 17 is arranged in the upper-layer column 5 and close to the upper end; a grout outlet 18 is arranged on the side wall of the upper-layer column 5 and below the second sealing plate 17; the upper-layer bottom corner piece 8 is L-shaped and is connected to the bottom of the upper-layer column 5, and two ends of the upper-layer bottom corner piece 8 respectively exceed corresponding side faces of the upper-layer column 5; the upper-layer bottom corner piece 8 comprises a second top plate 8.1, a second bottom plate 8.2, a second end plate 8.3, a second diaphragm plate 8.4, a second longitudinal diaphragm plate 8.5 and a second outer side plate 8.6; the second top plate 8.1 is an L-shaped plate, and a second through hole 19 is formed in the second top plate 8.1 at a position corresponding to the middle of the upper-layer column 5; the second bottom plate 8.2 is an L-shaped plate and is positioned below the second top plate 8.1; a second through hole 20 is formed in the plate surface of the second bottom plate 8.2 at a position corresponding to the second through hole 19; a second connecting hole 21 is formed in the position, located beyond the side face of the upper-layer column 5, on the plate surface of the second bottom plate 8.2; the horizontal section of the second outer side plate 8.6 is L-shaped and is connected between the second bottom plate 8.2 and the outer side edge of the second top plate 8.1; the second longitudinal partition plate 8.5 is connected between the second bottom plate 8.2 and the second top plate 8.1 and vertically corresponds to the inner longitudinal side wall of the upper-layer column 5; the second diaphragm plate 8.4 is connected between the second bottom plate 8.2 and the second top plate 8.1 and is arranged corresponding to the inner transverse side wall of the upper-layer column 5; two second end plates 8.3 are respectively connected between the two ends of the second top plate 8.1 and the two ends of the second bottom plate 8.2; the upper-layer bottom cross beam 6 and the upper-layer bottom longitudinal beam 7 are respectively and correspondingly connected with the two second end plates 8.3;
the shear resistant device 10 comprises a connecting plate 10.1, an upper connecting rod 10.2, a lower connecting rod 10.3 and a positioning cover 10.4; the connecting plate 10.1 is arranged between the lower-layer top corner piece 4 and the upper-layer bottom corner piece 8, and the shape of the connecting plate 10.1 is matched with the shape of the horizontal section of the lower-layer top corner piece 4; a second slurry passing hole 23 is formed in the position, corresponding to the first slurry passing hole 15, on the plate surface of the connecting plate 10.1; a third connecting hole 24 is formed in the position, corresponding to the first connecting hole 16, on the plate surface of the connecting plate 10.1; the lower connecting rod 10.3 is connected to the bottom of the connecting plate 10.1, and the lower end of the lower connecting rod 10.3 penetrates through the first through hole 14 and the first through hole 13 and extends into the lower-layer column 1; a gap is reserved between the lower connecting rod 10.3 and the side wall of the first through hole 13; the positioning cover 10.4 is hollow inside and is connected to the top of the connecting plate 10.1 at a position corresponding to the first slurry passing hole 15; the upper end of the positioning cover 10.4 penetrates through the second through hole 20 and extends into the upper-layer bottom corner fitting 8, and the outer side wall of the positioning cover 10.4 is tightly attached to the side wall of the second through hole 20; an opening 22 is arranged at the lower part of the positioning cover 10.4; the upper connecting rod 10.2 is connected to the top of the positioning cover 10.4, and the upper end of the upper connecting rod 10.2 passes through the second through hole 19 and extends into the upper-layer column 5; a gap is left between the upper connecting rod 10.2 and the side wall of the second through hole 19;
the connecting components 9 correspondingly penetrate through the first connecting holes 16, the second connecting holes 21 and the third connecting holes 24, and correspondingly connect the upper-layer bottom corner piece 8 with the lower-layer top corner piece 4;
the space between the first sealing plate 11 and the lower-layer top corner fitting 4, the inner space of the upper-layer bottom corner fitting 8 and the space between the upper-layer bottom corner fitting 8 and the second sealing plate 17 are filled with grouting materials.
In this embodiment, the second top plate 8.1, the second bottom plate 8.2, the second end plate 8.3, the second longitudinal partition plate 8.5, the second transverse partition plate 8.4 and the end portion of the corresponding side of the second outer side plate 8.6 together enclose a groove, and the connection construction of the connection assembly can be performed in the groove; the end parts of the corresponding sides of the first top plate 4.1, the first bottom plate 4.2, the first end plate 4.3, the first longitudinal partition plate 4.5/the first transverse partition plate 4.4 and the first outer side plate 4.6 jointly form a groove, and the connecting construction of the connecting assembly can be carried out in the groove.
In this embodiment, the grouting material is a high-strength concrete slurry.
In the embodiment, the distance between the first sealing plate 11 and the top of the lower-layer column 1 is 200 mm-500 mm; the distance between the grouting holes 12 and the first sealing plate 11 is 20 mm-50 mm.
In the embodiment, the distance between the second seal plate 17 and the top of the upper-layer column 5 is 200 mm-500 mm; the distance between the slurry outlet hole 18 and the second sealing plate 17 is 20 mm-50 mm.
In the embodiment, the length of the upper connecting rod 10.2 extending into the upper-layer column 5 is 200 mm-500 mm; the length that lower connective bar 10.3 stretched into in lower floor's post 1 is 200mm ~500mm, and the seam between lower connective bar 10.3 and the first through-hole 14 is sealed.
In the present embodiment, the positioning cover 10.4 is composed of an upper variable cross-section 10.41 and a lower constant cross-section 10.42; the size of the horizontal section of the constant section 10.42 is matched with that of the second through hole 20, and the joint between the constant section 10.42 and the second through hole 20 is sealed; the variable cross-section 10.41 is in a circular truncated cone shape, and the size of a horizontal section of the variable cross-section 10.41 is gradually reduced from bottom to top; the diameter of the top surface of the variable section 10.41 is not less than the diameter of the upper connecting rod 10.2.
In this embodiment, the connecting assembly 9 includes a connecting bolt 9.1 and a gasket 9.2; the connecting bolts 9.1 correspondingly penetrate through the first connecting hole 16, the second connecting hole 21 and the third connecting hole 24; the gasket 9.2 is arranged between the connecting bolt 9.1 and the upper bottom corner piece 8 in a cushioning mode.
The construction method of the bar type grouting shear connection node structure between the modules comprises the following steps.
Step one, constructing a lower-layer module.
Step two, manufacturing the shearing resisting device 10: a second slurry passing hole 23 and a third connecting hole 24 are formed in the connecting plate 10.1; connecting the positioning cover 10.4 to the top of the connecting plate 10.1; then the upper connecting rod 10.2 is connected to the top of the positioning cover 10.4, and the lower connecting rod 10.3 is connected to the bottom of the connecting plate 10.1.
And step three, mounting the shearing resistant device 10 on the top of the lower-layer top corner piece 4 of the lower-layer module, enabling the lower connecting rod 10.3 to penetrate through the first through hole 14 and the first through hole 13 and extend into the lower-layer column 1, enabling the second slurry passing hole 23 to correspond to the first slurry passing hole 15, and enabling the third connecting hole 24 to correspond to the first connecting hole 16.
Step four: constructing an upper layer module; the upper layer module is hung on the top of the lower layer module, the positioning cover 10.4 is inserted into the second through hole 20 of the upper layer bottom corner piece 8 to position the upper layer module, and the upper connecting rod 10.2 penetrates through the second through hole 19 and extends into the upper layer column 5.
Step five: and the lower-layer module, the connecting plate 10.1 and the upper-layer module are correspondingly connected by adopting a connecting component 9.
Step six: after the upper module is installed, grouting operation is carried out: grouting is carried out from the grouting hole 12 to the lower-layer column 1 by using a pressure pump, and grouting is stopped when grout overflows from the grout outlet hole 18.
Step seven: closing the grout hole 12 and the grout outlet 18.
Step eight: and (5) when the grouting material reaches the final setting time.
Step nine: and repeating the first step to the eighth step until all the modules are constructed.
In this embodiment, before the upper module is constructed in step four, a rubber pad is disposed on the connecting plate 10.1.
In this embodiment, the lower connecting rod 10.3 is connected with the connecting plate 10.1 by welding; the positioning cover 10.4 is connected with the connecting plate 10.1 in a welding mode; the upper connecting rod 10.2 is connected with the positioning cover 10.4 in a welding mode.
In this embodiment, the top of the positioning cover 10.4 is provided with a cover plate connected with the upper connecting rod 10.2.
In this embodiment, the lower connecting rod 10.3 and the upper connecting rod 10.2 are made of steel bars.
In this embodiment, the upper bottom beam 6 is flush with the top surface of the upper bottom corner fitting 8, and the bottom surface of the upper bottom beam 6 is located above the bottom surface of the upper bottom corner fitting 8; an inclined supporting plate 25 is arranged between the bottom surface of the upper-layer bottom cross beam 6 and the upper-layer bottom corner piece 8; the upper-layer bottom longitudinal beam 7 is flush with the top surface of the upper-layer bottom corner piece 8, and the bottom surface of the upper-layer bottom longitudinal beam 7 is positioned above the bottom surface of the upper-layer bottom corner piece 8; an inclined supporting plate 25 is arranged between the bottom surface of the upper-layer bottom longitudinal beam 7 and the upper-layer bottom corner piece 8.
In this embodiment, the top surface of the lower-layer top beam 2 does not exceed the top surface of the lower-layer corner piece 4, and the bottom surface of the lower-layer top beam 2 is flush with the bottom surface of the lower-layer corner piece 4; the top surface of the lower-layer top longitudinal beam 3 is not more than the top surface of the lower-layer top corner piece 4, and the bottom surface of the lower-layer top longitudinal beam 3 is flush with the bottom surface of the lower-layer top corner piece 4.
The above embodiments are not intended to be exhaustive or to limit the invention to other embodiments, and the above embodiments are intended to illustrate the invention and not to limit the scope of the invention, and all applications that can be modified from the invention are within the scope of the invention.
Claims (8)
1. A bar-type grouting shear-resistant connection node structure between modules comprises a lower-layer column (1), a lower-layer top cross beam (2), a lower-layer top longitudinal beam (3), a lower-layer top corner piece (4), an upper-layer column (5), an upper-layer bottom cross beam (6), an upper-layer bottom longitudinal beam (7), an upper-layer bottom corner piece (8) and a connection assembly (9); the method is characterized in that: the device also comprises a shear resisting device (10);
a first sealing plate (11) is arranged in the lower-layer column (1) and close to the upper end; grouting holes (12) are formed in the side wall of the lower-layer column (1) and above the first sealing plate (11); the lower-layer vertex angle piece (4) is L-shaped and is connected to the top of the lower-layer column (1), and two ends of the lower-layer vertex angle piece (4) respectively exceed corresponding side surfaces of the lower-layer column (1); the lower-layer top corner piece (4) comprises a first top plate (4.1), a first bottom plate (4.2), a first end plate (4.3), a first transverse clapboard (4.4), a first longitudinal clapboard (4.5) and a first outer side plate (4.6); the first bottom plate (4.2) is an L-shaped plate, and a first through hole (13) is formed in the middle position, corresponding to the lower-layer column (1), of the first bottom plate (4.2); the first top plate (4.1) is an L-shaped plate and is positioned above the first bottom plate (4.2); a first through hole (14) is formed in the plate surface of the first top plate (4.1) at a position corresponding to the first through hole (13); a first slurry passing hole (15) is formed in one side of the first through hole (14); a first connecting hole (16) is formed in the position, located beyond the side face of the lower-layer column (1), on the plate surface of the first top plate (4.1); the horizontal section of the first outer side plate (4.6) is L-shaped and is connected between the outer side edges of the first bottom plate (4.2) and the first top plate (4.1); the first longitudinal partition plate (4.5) is connected between the first bottom plate (4.2) and the first top plate (4.1) and vertically corresponds to the inner longitudinal side wall of the lower-layer column (1); the first diaphragm plate (4.4) is connected between the first bottom plate (4.2) and the first top plate (4.1) and vertically corresponds to the inner transverse side wall of the lower-layer column (1); the two first end plates (4.3) are respectively connected between the two ends of the first top plate (4.1) and the two ends of the first bottom plate (4.2); the lower-layer top cross beam (2) and the lower-layer top longitudinal beam (3) are respectively and correspondingly connected with the two first end plates (4.3);
a second sealing plate (17) is arranged in the upper-layer column (5) and close to the upper end; a grout outlet (18) is formed in the side wall of the upper-layer column (5) and below the second sealing plate (17); the upper-layer bottom corner piece (8) is L-shaped and is connected to the bottom of the upper-layer column (5), and two ends of the upper-layer bottom corner piece (8) respectively exceed corresponding side faces of the upper-layer column (5); the upper-layer bottom corner piece (8) comprises a second top plate (8.1), a second bottom plate (8.2), a second end plate (8.3), a second diaphragm plate (8.4), a second longitudinal diaphragm plate (8.5) and a second outer side plate (8.6); the second top plate (8.1) is an L-shaped plate, and a second through hole (19) is formed in the middle position, corresponding to the upper-layer column (5), of the second top plate (8.1); the second bottom plate (8.2) is an L-shaped plate and is positioned below the second top plate (8.1); a second through hole (20) is formed in the plate surface of the second bottom plate (8.2) at a position corresponding to the second through hole (19); a second connecting hole (21) is formed in the position, located beyond the side face of the upper-layer column (5), on the plate surface of the second bottom plate (8.2); the horizontal section of the second outer side plate (8.6) is L-shaped and is connected between the second bottom plate (8.2) and the outer side edge of the second top plate (8.1); the second longitudinal partition plate (8.5) is connected between the second bottom plate (8.2) and the second top plate (8.1) and vertically corresponds to the inner longitudinal side wall of the upper-layer column (5); the second diaphragm plate (8.4) is connected between the second bottom plate (8.2) and the second top plate (8.1) and is arranged corresponding to the inner transverse side wall of the upper-layer column (5); two second end plates (8.3) are respectively connected between the two ends of the second top plate (8.1) and the two ends of the second bottom plate (8.2); the upper-layer bottom cross beam (6) and the upper-layer bottom longitudinal beam (7) are respectively and correspondingly connected with the two second end plates (8.3);
the shear device (10) comprises a connecting plate (10.1), an upper connecting rod (10.2), a lower connecting rod (10.3) and a positioning cover (10.4); the connecting plate (10.1) is arranged between the lower-layer top corner piece (4) and the upper-layer bottom corner piece (8), and the shape of the connecting plate (10.1) is matched with the shape of a horizontal section of the lower-layer top corner piece (4); a second slurry passing hole (23) is formed in the position, corresponding to the first slurry passing hole (15), on the plate surface of the connecting plate (10.1); a third connecting hole (24) is formed in the position, corresponding to the first connecting hole (16), on the plate surface of the connecting plate (10.1); the lower connecting rod (10.3) is connected to the bottom of the connecting plate (10.1), and the lower end of the lower connecting rod (10.3) penetrates through the first through hole (14) and the first through hole (13) and extends into the lower-layer column (1); a gap is reserved between the lower connecting rod (10.3) and the side wall of the first through hole (13); the positioning cover (10.4) is hollow inside and is connected to the top of the connecting plate (10.1) at a position corresponding to the first slurry passing hole (15); the upper end of the positioning cover (10.4) penetrates through the second through hole (20) and extends into the upper-layer bottom corner piece (8), and the outer side wall of the positioning cover (10.4) is tightly attached to the side wall of the second through hole (20); an opening (22) is arranged at the lower part of the positioning cover (10.4); the upper connecting rod (10.2) is connected to the top of the positioning cover (10.4), and the upper end of the upper connecting rod (10.2) penetrates through the second through hole (19) and extends into the upper-layer column (5); a gap is reserved between the upper connecting rod (10.2) and the side wall of the second through hole (19);
the connecting assembly (9) correspondingly penetrates through the first connecting hole (16), the second connecting hole (21) and the third connecting hole (24) to correspondingly connect the upper-layer bottom corner piece (8) with the lower-layer top corner piece (4);
the space between the first sealing plate (11) and the lower-layer top corner piece (4), the inner space of the upper-layer bottom corner piece (8) and the space between the upper-layer bottom corner piece (8) and the second sealing plate (17) are filled with grouting materials.
2. The intermodule rod slip shear connector node structure of claim 1, further comprising: the distance between the first sealing plate (11) and the top of the lower-layer column (1) is 200-500 mm; the distance between the grouting holes (12) and the first sealing plate (11) is 20 mm-50 mm.
3. The intermodule rod slip shear connector node structure of claim 1, further comprising: the distance between the second sealing plate (17) and the top of the upper-layer column (5) is 200-500 mm; the distance between the pulp outlet hole (18) and the second sealing plate (17) is 20 mm-50 mm.
4. The intermodule rod slip shear connector node structure of claim 1, further comprising: the length of the upper connecting rod (10.2) extending into the upper-layer column (5) is 200-500 mm; the length of the lower connecting rod (10.3) extending into the lower-layer column (1) is 200 mm-500 mm, and a seam between the lower connecting rod (10.3) and the first through hole (14) is sealed.
5. The intermodule rod slip shear connector node structure of claim 1, further comprising: the positioning cover (10.4) is composed of an upper variable cross-section (10.41) and a lower constant cross-section (10.42); the horizontal section size of the uniform section (10.42) is adaptive to the size of the second through hole (20), and the joint between the uniform section (10.42) and the second through hole (20) is sealed; the variable cross-section (10.41) is in a circular truncated cone shape, and the size of the horizontal section of the variable cross-section (10.41) is gradually reduced from bottom to top; the diameter of the top surface of the variable cross-section (10.41) is not less than that of the upper connecting rod (10.2).
6. The intermodule rod slip shear connector node structure of claim 1, further comprising: the connecting assembly (9) comprises a connecting bolt (9.1) and a gasket (9.2); the connecting bolts (9.1) correspondingly penetrate through the first connecting hole (16), the second connecting hole (21) and the third connecting hole (24); the gasket (9.2) is arranged between the connecting bolt (9.1) and the upper-layer bottom corner piece (8) in a cushioning mode.
7. A method of constructing a bar-type grouting shear connection node structure between modules according to any one of claims 1 to 6, comprising the steps of:
step one, constructing a lower-layer module;
step two, manufacturing the shear device (10): a second pulp passing hole (23) and a third connecting hole (24) are formed in the connecting plate (10.1); connecting the positioning cover (10.4) to the top of the connecting plate (10.1); then, the upper connecting rod (10.2) is connected to the top of the positioning cover (10.4), and the lower connecting rod (10.3) is connected to the bottom of the connecting plate (10.1);
thirdly, mounting the shearing resisting device (10) on the top of a lower-layer top corner piece (4) of a lower-layer module, enabling a lower connecting rod (10.3) to penetrate through and extend into the lower-layer column (1) from a first through hole (14) and a first through hole (13), enabling a second slurry passing hole (23) to correspond to a first slurry passing hole (15), and enabling a third connecting hole (24) to correspond to a first connecting hole (16);
step four: constructing an upper layer module; the upper layer module is hung on the top of the lower layer module, a positioning cover (10.4) is inserted into a second through hole (20) of the upper layer bottom corner piece (8) to position the upper layer module, and an upper connecting rod (10.2) penetrates through a second through hole (19) and extends into the upper layer column (5);
step five: the lower-layer module, the connecting plate (10.1) and the upper-layer module are correspondingly connected by adopting a connecting component (9);
step six: after the upper module is installed, grouting operation is carried out: grouting into the lower-layer column (1) from the grouting hole (12) by adopting a pressure pump, and stopping grouting when grout overflows from the grout outlet hole (18);
step seven: sealing the grouting holes (12) and the grout outlet holes (18);
step eight: when the grouting material reaches the final setting time;
step nine: and repeating the first step to the eighth step until all the modules are constructed.
8. The method for constructing a bar-type grouting shear connection node structure between modules according to claim 7, wherein: and arranging a rubber pad on the connecting plate (10.1) before constructing the upper-layer module in the fourth step.
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