CN115522647A - Fabricated building structure and construction method - Google Patents
Fabricated building structure and construction method Download PDFInfo
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- CN115522647A CN115522647A CN202211349933.2A CN202211349933A CN115522647A CN 115522647 A CN115522647 A CN 115522647A CN 202211349933 A CN202211349933 A CN 202211349933A CN 115522647 A CN115522647 A CN 115522647A
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- sleeve
- cavity
- wall body
- prefabricated wall
- matching
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/38—Connections for building structures in general
- E04B1/61—Connections for building structures in general of slab-shaped building elements with each other
- E04B1/6108—Connections for building structures in general of slab-shaped building elements with each other the frontal surfaces of the slabs connected together
- E04B1/612—Connections for building structures in general of slab-shaped building elements with each other the frontal surfaces of the slabs connected together by means between frontal surfaces
-
- 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
- E04B1/61—Connections for building structures in general of slab-shaped building elements with each other
- E04B1/6108—Connections for building structures in general of slab-shaped building elements with each other the frontal surfaces of the slabs connected together
- E04B1/612—Connections for building structures in general of slab-shaped building elements with each other the frontal surfaces of the slabs connected together by means between frontal surfaces
- E04B1/6125—Connections for building structures in general of slab-shaped building elements with each other the frontal surfaces of the slabs connected together by means between frontal surfaces with protrusions on the one frontal surface co-operating with recesses in the other frontal surface
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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
- E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C2/00—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels
- E04C2/02—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials
- E04C2/04—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials of concrete or other stone-like material; of asbestos cement; of cement and other mineral fibres
- E04C2/06—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials of concrete or other stone-like material; of asbestos cement; of cement and other mineral fibres reinforced
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C2/00—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels
- E04C2/30—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the shape or structure
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C2/00—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels
- E04C2/44—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the purpose
- E04C2/52—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the purpose with special adaptations for auxiliary purposes, e.g. serving for locating conduits
- E04C2/526—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the purpose with special adaptations for auxiliary purposes, e.g. serving for locating conduits with adaptations not otherwise provided for, for connecting, transport; for making impervious or hermetic, e.g. sealings
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C5/00—Reinforcing elements, e.g. for concrete; Auxiliary elements therefor
- E04C5/16—Auxiliary parts for reinforcements, e.g. connectors, spacers, stirrups
- E04C5/162—Connectors or means for connecting parts for reinforcements
- E04C5/163—Connectors or means for connecting parts for reinforcements the reinforcements running in one single direction
- E04C5/165—Coaxial connection by means of sleeves
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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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/58—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation characterised by the form or material of the contacting members
- H01R4/64—Connections between or with conductive parts having primarily a non-electric function, e.g. frame, casing, rail
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Mechanical Engineering (AREA)
- Joining Of Building Structures In Genera (AREA)
Abstract
The invention discloses an assembly type building structure and a construction method, and belongs to the technical field of assembly type buildings. Including prefabricated wall body, vertical installation, the reinforcing bar is predetermine to vertical installation position of installing on the mounting surface of prefabricated wall body, the outside that the reinforcing bar was predetermine to the installation position is around being provided with the installation position and predetermines the sleeve, the installation position is predetermine the mounting surface fixed connection of sleeve and prefabricated wall body, the cooperation sleeve, vertical side of inserting prefabricated wall body, the grout passageway, radially extend towards the cooperation sleeve, the one end of grout passageway runs through prefabricated wall body, the other end of grout passageway passes the cooperation sleeve and extends to inside the cooperation sleeve, the grout passageway is located the cooperation sleeve and inserts prefabricated wall body open-ended one side towards, the grout passageway can communicate with outside mortar equipment. Compared with the traditional wall building or reinforced concrete pouring mode, the method has the advantages that the efficiency is high by adopting the prefabricated wall plate for installation, and meanwhile, the environmental influence on the installation position is small.
Description
Technical Field
The invention relates to an assembly type building structure and a construction method, and belongs to the technical field of assembly type buildings.
Background
With the development of modern industrial technology, the building can be manufactured in batches like the production of machines, specifically, in the production and manufacturing process, the complete building can be formed by prefabricating the building components and then assembling the building components, and the development of the prefabricated building can effectively improve the building efficiency of the building and reduce the shock absorption difficulty.
The prefabricated building structure comprises a plurality of prefabricated structures including a prefabricated wall body, a traditional wall body needs to be poured by using a large amount of reinforced concrete when being built or is formed by stacking wall bricks, the influence on the construction surrounding environment is large, the environment is extremely easy to pollute, foreign matters are easily clamped into the joint of the traditional prefabricated wall body and an installation position, the joint strength of the prefabricated wall body and the installation surface is reduced, and certain problems exist.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the assembled building structure and the construction method solve the problem that in the prior art, foreign matters are easily clamped into the joint of a traditional prefabricated wall body and an installation position, so that the connection strength of the prefabricated wall body and an installation surface is reduced.
The technical problem to be solved by the invention is realized by adopting the following technical scheme: a fabricated building structure comprising
The prefabricated wall body is vertically installed, installation position preset steel bars are vertically installed on an installation plane of the prefabricated wall body, installation position preset sleeves are arranged on the outer sides of the installation position preset steel bars in a surrounding mode and fixedly connected with the installation plane of the prefabricated wall body,
matched with the sleeve, vertically inserted into one side surface of the prefabricated wall body,
the grouting channel extends towards the matching sleeve in the radial direction, one end of the grouting channel penetrates through the prefabricated wall body, the other end of the grouting channel penetrates through the matching sleeve and extends into the matching sleeve, the grouting channel is positioned on one side, facing the opening of the prefabricated wall body, of the matching sleeve, and can be communicated with external mortar equipment,
a slurry discharge channel extending radially towards the matching sleeve, one end of the slurry discharge channel penetrates through the prefabricated wall body, the other end of the slurry discharge channel penetrates through the matching sleeve and extends into the matching sleeve, the slurry discharge channel is positioned on one side of the matching sleeve far away from the grouting channel,
one end of the connecting reinforcing bar is vertically inserted into the prefabricated wall body along the radial direction of the matching sleeve, the other end of the connecting reinforcing bar extends to the inner side of the matching sleeve,
and the filling assembly is arranged inside the prefabricated wall body, and part of the filling assembly extends into the matching sleeve to fill the space inside the matching sleeve and the space outside the connecting reinforcing steel bar.
Through adopting above-mentioned technical scheme, when prefabricated wall body vertical installation, the reinforcing bar is predetermine to the installation position and the installation position is predetermine inside the sleeve inserts the cooperation sleeve, make cooperation sleeve and installation position predetermine the sleeve and nest each other, thereby restrict prefabricated wall body's horizontal displacement, then let in the cooperation sleeve inside with the mortar through grout passageway, make the cooperation sleeve inside be filled by the mortar completely, the mortar overflows through arranging the thick liquid passageway after cooperation sleeve inside space is filled completely, treat the mortar solidification back, make and be connected as an organic whole between prefabricated wall body and the mounting surface, compare in the mode of traditional building a wall or pouring reinforced concrete, this kind of mode installation effectiveness is high, simultaneously, the environmental impact to the mounting position is less, pack the telescopic inboard space in cooperation, can avoid before prefabricated wall body installation foreign matter gets into in the cooperation sleeve, thereby avoid taking great cooperation sleeve inner space to influence the firm degree that prefabricated wall body and mounting surface are connected when the mortar is filled, prefabricated wall body and mounting surface's joint strength has been improved.
The invention is further configured to: the filling assembly comprises
A filling air bag adhered on the inner wall of the matching sleeve, the filling air bag is arranged in a U-shaped ring shape and wraps the connecting reinforcing steel bar,
a receiving cavity arranged on one side of the grout discharging channel far away from the grouting channel and communicated with the inner side of the matching sleeve,
an inflatable air bag which is arranged in the containing cavity,
a flexible air duct is positioned at the communication position of the containing cavity and the matching sleeve, one end of the flexible air duct is communicated with the filling air bag, the other end of the flexible air duct is communicated with the expansion air bag,
and the blocking mechanism is arranged between the storage cavity and the slurry discharge channel, a second air guide channel is arranged between the blocking mechanism and the storage cavity, and the storage cavity is communicated with the blocking mechanism.
Wherein, the blocking mechanism cuts off the slurry discharge channel in a shielding mode.
By adopting the above technical scheme, fill the space of gasbag in with the cooperation sleeve and block, prevent that the foreign matter from getting into in the cooperation sleeve, when the installation position predetermine the reinforcing bar and the installation position predetermine the sleeve inserts the joint intracavity, fill the gasbag and predetermine sleeve extrusion deformation by the installation position, the gas that fills in the gasbag this moment passes through flexible air duct and gets into in the inflation gasbag, the inflation gasbag inflation, flexible air duct shrink, flexible air duct is located the installation position and predetermines the gap between sleeve and the cooperation sleeve this moment, the inflation gasbag inflation is but not broken, after letting in mortar in the cooperation sleeve, the mortar gets into the cooperation sleeve and predetermine the gap between the sleeve with the installation position, thereby further extrude filling the gasbag, fill gasbag inside gas further into the inflation gasbag through flexible air duct, make the inflation gasbag further expand, the mortar will be filled completely with the sleeve inboard in the cooperation sleeve this moment with the installation position predetermine the sleeve, cooperation sleeve and the installation position predetermine the filling gasbag in the gap of sleeve because of sleeve pressure action, gas is pressed in the inflation gasbag completely, or fill the gasbag and run through the effect of the puncture of the effect of the mortar rigid thing, make the filling the gasbag be run through the barrel and predetermine the space and pass through the cooperation sleeve and the prefabricated sleeve and the installation position, thereby the firm cooperation of the wall body is favorable to the cooperation of the crossing and the cooperation of the stability of the connection structure after the installation, thereby the wall body is favorable to the penetration and the penetration of the installation, the whole cooperation sleeve, the cooperation sleeve is connected structure, thereby the wall body is favorable to the penetration strength of the penetration.
The invention is further configured to: the blocking mechanism comprises
The sliding cavity is arranged in a side wall body of the slurry discharge channel close to the containing cavity, one side of the sliding cavity is communicated with the second air guide channel, the other side of the sliding cavity is communicated with the slurry discharge channel,
a slide block which is arranged in the slide cavity in a sliding way, the joint of the slot and the slide cavity is sealed,
the connecting block is fixed on one side of the slot facing the slurry discharge channel,
the stopping block is fixed on one side of the connecting block facing the slurry discharge channel, the stopping block is arranged in a shape that the middle is thin and the two ends are thick along the extension direction of the connecting block,
the slot sets up on the mud discharging channel, and the slot opening aligns with the opening that sliding chamber and mud discharging channel communicate is vertical, and slider and sliding chamber junction remove encapsulated situation when the block inserts in the slot.
By adopting the technical scheme, the gas in the filling air bag is continuously pressed into the expansion air bag, so that the expansion of the expansion air bag exceeds the tension limit of the material of the expansion air bag, the expansion air bag is broken, the gas in the expansion air bag is guided into the sliding cavity through the second gas guide channel, the connecting part of the sliding block and the sliding cavity is sealed, the sliding block drives the connecting block and the blocking block to move towards the direction of the mortar discharge channel, the end part of the blocking block is finally inserted into the slot, so that the blocking of the mortar discharge channel is completed, the mortar in the matching sleeve gradually enters the accommodating cavity through the communication part of the accommodating cavity and the matching sleeve in the process of introducing the mortar into the matching sleeve, the mortar enters the mortar discharge channel after being filled with the mortar in the matching sleeve, no gas exists in the flexible gas guide tube and the expansion air bag, the mortar in the accommodating cavity enters the sliding cavity through the second gas guide channel, gaps in the sliding cavity are finally filled with the mortar, the inner side of the matching sleeve, the accommodating cavity and the air bag and the prefabricated air bag and the wall body are filled with improved strength.
The invention is further configured to: the storage cavity is provided with a plurality of fixed thorns except the inner wall close to the slurry discharge channel and the inner wall of the matching sleeve, and the tips of the fixed thorns face the expansion air bag.
Through adopting above-mentioned technical scheme, in the inflation process of inflation gasbag, through with fixed thorn pointed end butt, make fixed thorn pierce the inflation gasbag to accelerate the process that the intracavity was accomodate in the gaseous entering of inflation gasbag, avoid because of the unable bursting of inflation gasbag internal gas volume does not reach the bursting requirement and leads to the unable bursting of inflation gasbag, make the unable normal action of blocking mechanism influence the mortar and fill, improved the reliable degree of blocking mechanism.
The invention is further configured to: one side, far away from towards prefabricated wall body open-ended, of cooperation sleeve is provided with the storage chamber that extends to prefabricated wall body inside, and storage chamber and the inboard intercommunication of cooperation sleeve are provided with in the storage chamber
The connecting sleeve is arranged along the axial direction of the matching sleeve in a sliding way, the connecting sleeve surrounds the outer side of the connecting reinforcing steel bar,
a thrust spring arranged at one end of the connecting sleeve far away from the matching sleeve, two ends of the thrust spring are respectively abutted against the connecting sleeve and the inner wall of the storage cavity,
a limiting mechanism arranged at the side of the storage cavity,
wherein, stop gear limits connecting sleeve's slip through the mode with connecting sleeve joint.
Through adopting above-mentioned technical scheme, stop gear restricts connecting sleeve's axial motion under the normality, after prefabricated wall body installation, connect the reinforcing bar and predetermine the reinforcing bar butt installation with the installation position after, stop gear removes the restriction to connecting sleeve, connecting sleeve is at this moment the axial direction to being close to the installation position and predetermine the direction motion of reinforcing bar under thrust spring's elasticity effect, finally make the junction of connecting the reinforcing bar and the installation position and predetermine the reinforcing bar wrap up by connecting sleeve, prevent that the installation position from predetermineeing the reinforcing bar and connecting the reinforcing bar's junction and great dislocation from appearing, the stability that prefabricated wall body and installation face are connected has been improved.
The invention is further configured to: the limiting mechanism comprises
A clamping cavity arranged at the radial side of the connecting sleeve and communicated with the storage cavity part,
the clamping groove is arranged on the outer wall of the connecting sleeve,
the clamping block slides in the clamping cavity along the radial direction of the connecting sleeve, the end part of the clamping block facing the connecting sleeve can be inserted into the clamping groove,
the abutting spring is arranged on one side of the clamping block, which is far away from the connecting sleeve, the abutting spring abuts against the clamping block and the inner wall of the clamping cavity,
a disengaging structure arranged on one side of the storage cavity far away from the matching sleeve,
wherein, the axial slip that breaks away from the structure and will connect the reinforcing bar converts the slip of fixture block in the joint intracavity.
Through adopting above-mentioned technical scheme, through fixture block and draw-in groove joint restriction connecting sleeve's axial displacement, the elasticity of butt spring promotes the fixture block and keeps the state of often with the draw-in groove joint to guaranteed that connecting sleeve takes place vibrations in prefabricated wall body transportation and also can not break away from the joint with the fixture block, improved connecting sleeve's stability.
The invention is further configured to: the disengaging structure comprises
The air pressure cavity is arranged at one side of the storage cavity far away from the matching sleeve, the end part of the connecting reinforcing bar extends into the air pressure cavity,
a sealing sliding plate fixed at one end of the connecting reinforcing bar extending into the air pressure cavity, the sealing sliding plate is connected with the inner wall of the air pressure cavity in a sliding way, the joint of the sealing sliding plate and the air pressure cavity is sealed,
the first air guide channel is arranged between the clamping cavity and the air pressure cavity, the first air guide channel is communicated with the clamping cavity and the air pressure cavity respectively, and the first air guide channel is communicated with the clamping cavity through one side of the clamping cavity facing the storage cavity.
Through adopting above-mentioned technical scheme, take place axial displacement after predetermineeing the reinforcing bar butt through connecting the reinforcing bar and installation position, promote the sealed sliding plate and compress supporting spring, atmospheric pressure intracavity space reduces simultaneously, lead to the rising of atmospheric pressure intracavity gas pressure, thereby one side pressure that the intercommunication effect through first air guide channel made the fixture block be close to connecting sleeve is greater than and keeps away from connecting sleeve one side pressure, after atmospheric pressure difference is greater than the elasticity of butt spring, the fixture block is promoted to the left side, finally make fixture block and draw-in groove break away from the joint, above-mentioned process can guarantee not install the ordinary card that makes fixture block and draw-in groove at prefabricated wall body, also can guarantee when prefabricated wall body installation back, connecting sleeve can be immediately pushed to the junction of connecting the reinforcing bar and the predetermined reinforcing bar of installation position, overall structure's reliability has been improved.
The invention is further configured to: the clearance between the connecting sleeve inboard and the connecting reinforcement outside is provided with metal brush layer, metal brush layer and connecting sleeve fixed connection, metal brush layer and connecting reinforcement outer wall butt, and connecting sleeve is towards the coniform setting of the telescopic one end of cooperation for connecting the reinforcement convergence, and connecting sleeve has the clearance towards the telescopic one end of cooperation and connecting between the reinforcement outer wall.
By adopting the technical scheme, the connecting sleeve end is arranged to be conical, when the prefabricated wall body is not installed, after the clamping block and the groove are slipped due to extreme reasons, when the connecting sleeve moves axially, the connecting sleeve end can be conveniently inserted into a space between the filling air bag and the connecting reinforcing steel bar, only internal gas of the filling air bag is pumped into the expansion air bag at the moment, the filling air bag is prevented from being directly extruded from the matching sleeve by the connecting sleeve to influence normal use of the filling air bag, the accidental damage rate of the filling air bag is reduced, meanwhile, the metal brush layer can be respectively abutted to the outer side surfaces of the connecting reinforcing steel bar and the mounting position preset reinforcing steel bar, the connecting reinforcing steel bar can be electrically conducted to the mounting position preset reinforcing steel bar through the metal brush layer and the connecting sleeve, when a building lightning protection line needs to pass through the inside of the wall body, the situation that the connecting reinforcing steel bar and the mounting position preset reinforcing steel bar are not separated is facilitated to be ensured, the continuous connection of electric conduction is ensured, and the building has lightning protection capability.
The invention is further configured to: the cooperation sleeve is provided with a plurality of, and a plurality of cooperation sleeve is equidistant along the extending direction on prefabricated wall body longest side and is set up.
By adopting the technical scheme, the connecting points of the prefabricated wall body and the mounting plane are increased by arranging the multiple groups of matched sleeves, and the stability of the prefabricated wall body after mounting is further improved.
The invention is further configured to: the construction method of the prefabricated building structure comprises
Firstly, vertically hoisting the prefabricated wall body to enable the opening of the matching sleeve to be aligned with the installation position,
secondly, slowly putting down the prefabricated wall body along the vertical direction, aligning the openings of the matched sleeves and placing the matched sleeves at the installation position
Thirdly, continuously introducing mixed mortar into the matching sleeve through a grouting channel,
fourthly, stopping introducing the mixed mortar into the grouting channel after the mixed mortar overflows from the opening of the slurry discharge channel,
and fifthly, keeping the prefabricated wall body in a vertical state and standing.
Through adopting above-mentioned technical scheme, compare in the mode of traditional wall building and concrete placement construction, the job site is more clean and tidy, reduces the influence degree to the environment to the building ground, and the simple operation has improved the efficiency of construction simultaneously.
The invention has the beneficial effects that:
1. compare in the mode of traditional wall building or pouring reinforced concrete, the mode that adopts prefabricated wallboard to carry out the installation is efficient, and the environmental impact to the mounted position is less simultaneously, and the packing subassembly is filled in the telescopic inboard space of cooperation, can avoid in the prefabricated wall body installation preceding foreign matter gets into the cooperation sleeve to avoid occupying the firm degree that great cooperation sleeve inner space influences prefabricated wall body and mounting surface and is connected when the mortar is filled, improved prefabricated wall body and mounting surface's joint strength.
2. The metal brush layer can be respectively with connect the reinforcing bar and install the position and predetermine reinforcing bar outside surface butt, make and connect the reinforcing bar and can predetermine the reinforcing bar through metal brush layer and adapter sleeve to the installation position electrically conductive, when building lightning-arrest circuit need through the wall body inside, be favorable to guaranteeing like this to connect the reinforcing bar and install the position and predetermine the reinforcing bar and do not take place to break away from, guaranteed electrically conductive continuation connection, ensured that the building possesses lightning-arrest ability.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 isbase:Sub>A sectional view of the structure taken along the line A-A in FIG. 1;
FIG. 3 is an enlarged view of the structure of FIG. 2B;
FIG. 4 is a schematic structural view of the assembled bracket of the present invention, when assembled with the pre-assembled reinforcing bars and pre-assembled sleeves;
fig. 5 is a schematic structural view of an initial state of the blocking block in the present invention.
In the figure: 10. prefabricating a wall body; 11. a slurry discharge channel; 12. grouting a channel; 13. fitting the sleeve; 14. connecting reinforcing steel bars; 20. a connecting sleeve; 21. a metal brush layer; 22. a storage chamber; 23. a thrust spring; 24. a pneumatic chamber; 25. a support spring; 26. a sealing sliding plate; 30. a clamping cavity; 31. an abutment spring; 32. a clamping block; 33. a first gas guide channel; 40. filling the air bag; 41. a flexible airway tube; 42. a receiving cavity; 43. inflating the balloon; 44. fixing the thorn; 45. a second gas guide channel; 50. a sliding cavity; 51. a slider; 52. connecting blocks; 53. a blocking block; 54. a slot; 60. presetting reinforcing steel bars at the installation position; 61. the sleeve is predetermine to the installation position.
Detailed Description
In order to make the technical means, the technical features, the technical purpose and the technical effects of the invention easier to understand, the invention is further described in the following combined with the specific drawings.
As shown in fig. 1 to 5, the prefabricated building structure includes a prefabricated wall 10, a grout discharge passage 11, a grouting passage 12, a fitting sleeve 13, a connecting reinforcing bar 14 and a filling assembly, wherein the prefabricated wall 10 is vertically installed, an installation position preset reinforcing bar 60 is vertically installed on an installation plane of the prefabricated wall 10, an installation position preset sleeve 61 is arranged around the outer side of the installation position preset reinforcing bar 60, and the installation position preset sleeve 61 is fixedly connected with the installation plane of the prefabricated wall 10. The vertical side of inserting prefabricated wall body 10 of cooperation sleeve 13, cooperation sleeve 13 is provided with a plurality of, and a plurality of cooperation sleeve 13 is equidistant along the extending direction of prefabricated wall body 10 longest limit and is set up. Grout passageway 12 radially extends towards mating sleeve 13, and prefabricated wall 10 runs through with the one end of grout passageway 12, and inside the other end of grout passageway 12 passed mating sleeve 13 and extended to mating sleeve 13, grout passageway 12 was located mating sleeve 13 towards inserting prefabricated wall 10 open-ended one side, and grout passageway 12 can communicate with outside mortar equipment. Arrange thick liquid passageway 11 and radially extend towards cooperation sleeve 13, arrange the one end of thick liquid passageway 11 and run through prefabricated wall body 10, arrange the other end of thick liquid passageway 11 and pass cooperation sleeve 13 and extend to inside the cooperation sleeve 13, arrange thick liquid passageway 11 and be located the one side that cooperation sleeve 13 kept away from grout passageway 12. One end of the connecting reinforcing bar 14 is vertically inserted into the prefabricated wall body 10 along the radial direction of the matching sleeve 13, and the other end of the connecting reinforcing bar 14 extends to the inner side of the matching sleeve 13. The filling assembly is arranged inside the prefabricated wall body 10, and the filling assembly partially extends into the matching sleeve 13 to fill the space inside the matching sleeve 13 and the space outside the connecting reinforcing steel bar 14.
As shown in fig. 2 and 3, the filling assembly includes a filling balloon 40, a flexible air duct 41, a receiving cavity 42, an expanding balloon 43, a second air duct 45 and a blocking mechanism, the filling balloon 40 is adhered to the inner wall of the fitting sleeve 13, the filling balloon 40 is arranged in a U-shaped ring, the filling balloon 40 is wrapped by the connecting reinforcing steel bar 14, after the filling balloon 40 is inflated, the fitting sleeve 61 is inserted into the fitting sleeve 13 and contacts with the filling balloon 40, the filling balloon 40 is actively deformed and guides out the air in the filling balloon 40, and the filling balloon 40 is not damaged. The receiving cavity 42 is arranged on one side of the grout discharging channel 11 far away from the grouting channel 12, and the receiving cavity 42 is communicated with the inner side of the matching sleeve 13. The inflatable air bag 43 is placed in the containing cavity 42, a plurality of fixing spines 44 are fixedly installed in the containing cavity 42 except for the inner walls of the slurry discharge channel 11 and the matching sleeve 13, and the tips of the fixing spines 44 face the inflatable air bag 43. The flexible air duct 41 is located at the communication position of the accommodating cavity 42 and the matching sleeve 13, one end of the flexible air duct 41 is communicated with the filling air bag 40, and the other end of the flexible air duct 41 is communicated with the expansion air bag 43. The length of the fixed thorn 44 is determined according to the expansion size of the inflatable air bag 43 after the gas in the inflatable air bag 40 is introduced into the inflatable air bag 43, generally, when the inflatable air bag 40 is not completely pressed into the gap between the installation position preset sleeve 61 and the matching sleeve 13, the inflatable air bag 43 is abutted with the fixed thorn 44, only a small amount of pressure is required to be applied when the fixed thorn 44 punctures the inflatable air bag 43, and when the inflatable air bag 40 is completely pressed into the gap between the installation position preset sleeve 61 and the matching sleeve 13, the expansion size of the inflatable air bag 43 is enough for the fixed thorn 44 to puncture. The blocking mechanism is arranged between the accommodating cavity 42 and the slurry discharging channel 11, a second air guide channel 45 is arranged between the blocking mechanism and the accommodating cavity 42, and the accommodating cavity 42 is communicated with the blocking mechanism through the second air guide channel 45. Wherein, the blocking mechanism cuts off the slurry discharging channel 11 in a shielding mode. The blocking mechanism comprises a sliding cavity 50, a sliding block 51, a connecting block 52, a blocking block 53 and a slot 54, the sliding cavity 50 is arranged in a side wall body of the slurry discharge channel 11 close to the containing cavity 42, one side of the sliding cavity 50 is communicated with the second air guide channel 45, and the other side of the sliding cavity 50 is communicated with the slurry discharge channel 11. The sliding block 51 is arranged in the sliding cavity 50 in a sliding mode, the connection position of the slot 54 and the sliding cavity 50 is sealed, and the connecting block 52 is fixed on one side, facing the slurry discharge channel 11, of the slot 54. The blocking block 53 is fixed on one side of the connecting block 52 facing the slurry discharge channel 11, and the blocking block 53 is arranged in a shape that the middle is thin and the two ends are thick along the extending direction of the connecting block 52. The joint of the blocking block 53 and the connecting block 52 is fixed by adhesion, when a large horizontal force is applied, the joint of the blocking block 53 and the connecting block 52 will be broken, and the blocking block 53 is made of a material which is easy to deform and break. The slot 54 is arranged on the slurry discharge channel 11, the opening of the slot 54 is vertically aligned with the opening of the sliding cavity 50 communicated with the slurry discharge channel 11, and when the block 53 is inserted into the slot 54, the sealing state of the joint of the sliding block 51 and the sliding cavity 50 is released.
As shown in fig. 2 and 4, a storage chamber 22 extending into the prefabricated wall 10 is disposed on a side of the fitting sleeve 13 away from the opening facing the prefabricated wall 10, the storage chamber 22 is communicated with an inner side of the fitting sleeve 13, a connection sleeve 20, a thrust spring 23 and a limiting mechanism are disposed in the storage chamber 22, the connection sleeve 20 is axially slidably disposed along the fitting sleeve 13, the connection sleeve 20 surrounds an outer side of the connection reinforcing bar 14, a metal brush layer 21 is disposed in a gap between the inner side of the connection sleeve 20 and the outer side of the connection reinforcing bar 14, the metal brush layer 21 is fixedly connected with the connection sleeve 20, the metal brush layer 21 abuts against an outer wall of the connection reinforcing bar 14, an end of the connection sleeve 20 facing the fitting sleeve 13 is in a conical shape converging toward the connection reinforcing bar 14, and a gap exists between an end of the connection sleeve 20 facing the fitting sleeve 13 and an outer wall of the connection reinforcing bar 14. The thrust spring 23 is arranged at one end of the connecting sleeve 20 far away from the matching sleeve 13, and two ends of the thrust spring 23 are respectively abutted with the connecting sleeve 20 and the inner wall of the storage cavity 22. A stop mechanism is arranged laterally to the storage chamber 22, wherein the stop mechanism limits the sliding movement of the connecting sleeve 20 by means of a snap-fit engagement with the connecting sleeve 20. The limiting mechanism comprises a clamping cavity 30, an abutting spring 31, a clamping block 32, a clamping groove and a disengaging structure, the clamping cavity 30 is arranged on the radial side of the connecting sleeve 20, and the clamping cavity 30 is partially communicated with the storage cavity 22. The clamping groove is formed in the outer wall of the connecting sleeve 20, the clamping blocks 32 slide in the clamping cavity 30 along the radial direction of the connecting sleeve 20, and the end portions, facing the connecting sleeve 20, of the clamping blocks 32 can be inserted into the clamping groove. The abutting spring 31 is arranged on one side of the fixture block 32 far away from the connecting sleeve 20, and the abutting spring 31 abuts against the fixture block 32 and the inner wall of the clamping cavity 30. A disengagement structure is provided on the side of the storage chamber 22 remote from the mating sleeve 13, wherein the disengagement structure converts the axial sliding of the connecting reinforcing bar 14 into sliding of the latch 32 in the latching chamber 30. The disengaging structure comprises an air pressure chamber 24, a sealing slide plate 26 and a first air guide channel 33, the air pressure chamber 24 being arranged on the side of the storage chamber 22 remote from the mating sleeve 13, the end of the connecting reinforcing bar 14 extending into the air pressure chamber 24. The sealing slide plate 26 is fixed at one end of the connecting steel bar 14 extending into the air pressure chamber 24, the sealing slide plate 26 is slidably connected with the inner wall of the air pressure chamber 24, and the joint of the sealing slide plate 26 and the air pressure chamber 24 is sealed. The first air guide channel 33 is arranged between the clamping cavity 30 and the air pressure cavity 24, the first air guide channel 33 is respectively communicated with the clamping cavity 30 and the air pressure cavity 24, and the first air guide channel 33 is communicated with the clamping cavity 30 through one side of the clamping cavity 30 facing the storage cavity 22.
The accessible of the inside cavity accessible of prefabricated wall 10 sets up the mould in advance and forms before prefabricated wall 10 pours, and prefabricated wall 10 can adopt the mode preparation of polylith concatenation simultaneously, and prefabricated wall 10 pours promptly and sets up half, pours two prefabricated wall 10 after finishing and splices each other and make the inside complete cavity that forms of prefabricated wall 10, the installation of each inside part of prefabricated wall 10 of being convenient for.
When the prefabricated wall 10 is vertically installed, the installation position preset reinforcing steel bars 60 and the installation position preset sleeves 61 are inserted into the matched sleeves 13, the matched sleeves 13 and the installation position preset sleeves 61 are mutually nested, so that the horizontal displacement of the prefabricated wall 10 is limited, mortar is introduced into the matched sleeves 13 through the grouting channels 12, the interiors of the matched sleeves 13 are completely filled with the mortar, the mortar overflows through the mortar discharge channels 11 after the inner gaps of the matched sleeves 13 are completely filled, after the mortar is solidified, the prefabricated wall 10 and the installation plane are connected into a whole, compared with a traditional method for building a wall or pouring reinforced concrete, the method is high in installation efficiency, small in environmental influence on the installation position, the filling assembly is filled in the inner side space of the matched sleeves 13, foreign matters can be prevented from entering the matched sleeves 13 before the prefabricated wall 10 is installed, the phenomenon that the mortar occupies a large inner space of the matched sleeves 13 to influence the firmness degree of connection between the prefabricated wall 10 and the installation plane is avoided when the mortar is filled, and the connection strength between the prefabricated wall 10 and the installation plane is improved.
The filling balloon 40 blocks the space in the matching sleeve 13 to prevent foreign matters from entering the matching sleeve 13, when the mounting position preset steel bar 60 and the mounting position preset sleeve 61 are inserted into the clamping cavity 30, the filling balloon 40 is extruded and deformed by the mounting position preset sleeve 61, at this time, the gas in the filling balloon 40 enters the expansion balloon 43 through the flexible gas guide tube 41, the expansion balloon 43 expands, the flexible gas guide tube 41 contracts, at this time, the flexible gas guide tube 41 is positioned in the gap between the mounting position preset sleeve 61 and the matching sleeve 13, the expansion balloon 43 expands but is not broken, when mortar is introduced into the matching sleeve 13, the mortar enters the gap between the matching sleeve 13 and the mounting position preset sleeve 61, so that the filling balloon 40 is further extruded, the air in the filling air bag 40 further enters the expanding air bag 43 through the flexible air duct 41, so that the expanding air bag 43 is further expanded, at the moment, the mortar is completely filled in the matching sleeve 13 and the inner side of the preset sleeve 61 of the installation position, the air is completely pressed into the expanding air bag 43 under the pressure action of the filling air bag 40 in the gap between the matching sleeve 13 and the preset sleeve 61 of the installation position, or the filling air bag 40 penetrates through the gap between the matching sleeve 13 and the preset sleeve 61 of the installation position under the puncture action of a hard mortar object, so that the filling air bag 40 is extruded in the gap between the matching sleeve 13 and the preset sleeve 61 of the installation position, compared with the condition that foreign matters invade the space occupied by the matching sleeve 13, the overall structural strength of the mortar after the mortar penetrates into the matching sleeve 13 and is solidified is greatly reduced, and the stable and firm connection between the prefabricated wall 10 and the installation plane is ensured.
The air in the filling air bag 40 is continuously pressed into the expansion air bag 43, so that the expansion air bag 43 expands to exceed the tension limit of the material of the expansion air bag 43, the expansion air bag 43 is broken, the air in the expansion air bag 43 is introduced into the sliding cavity 50 through the second air guide channel 45, the connection part between the sliding block 51 and the sliding cavity 50 is sealed, the sliding block 51 drives the connecting block 52 and the blocking block 53 to move towards the direction of the mortar discharge channel 11, the end part of the blocking block 53 is finally inserted into the slot 54, so that the mortar discharge channel 11 is sealed, in the process of introducing the mortar into the matching sleeve 13, the mortar in the matching sleeve 13 enters the mortar discharge channel 11 after being filled with the mortar, but due to the sealing of the blocking block 53, the mortar cannot be discharged through the mortar discharge channel 11, along with the continuous introduction of the mortar, the mortar in the matching sleeve 13 gradually enters the receiving cavity 42 through the communication part between the receiving cavity 42 and the matching sleeve 13, so that the mortar in the receiving cavity 42 is filled with the mortar, the air guide air bag 40, the flexible air bag 41 and the expansion air bag 43, the mortar in the receiving cavity 42, so that the mortar in the sliding cavity 42, the sliding cavity 10, the sliding cavity 50, the sliding cavity 10 is filled with the sliding cavity, and the sliding cavity 10, and the sliding cavity 50, so that the wall body is filled with the strength of the wall.
In the expansion process of the expansion air bag 43, the fixed thorn 44 is abutted against the tip of the fixed thorn 44, so that the expansion air bag 43 is punctured by the fixed thorn 44, the process of the gas in the expansion air bag 43 entering the accommodating cavity 42 is accelerated, the problem that the expansion air bag 43 cannot be punctured due to the fact that the gas amount in the expansion air bag 43 cannot reach the bursting requirement is avoided, the mortar filling is influenced due to the fact that the blocking mechanism cannot normally act, and the reliability of the blocking mechanism is improved.
Limiting mechanism restricts the axial motion of connecting sleeve 20 under the normality, after prefabricated wall body 10 installs, connecting reinforcing bar 14 is with the installation position after predetermine reinforcing bar 60 butt installation, limiting mechanism removes the restriction to connecting sleeve 20, connecting sleeve 20 is at this moment, the axial is to being close to the direction motion that the installation position predetermines reinforcing bar 60 under thrust spring 23's elasticity effect, finally make connecting reinforcing bar 14 and the junction that the installation position predetermines reinforcing bar 60 wrap up by connecting sleeve 20, prevent that the installation position from predetermine reinforcing bar 60 and connecting reinforcing bar 14 junction and appearing great dislocation, the stability that prefabricated wall body 10 is connected with the installation face has been improved. Simultaneously metal brush layer 21 can predetermine reinforcing bar 60 outside surface butt with connecting reinforcing bar 14 and installation position respectively, and it is electrically conductive to make connecting reinforcing bar 14 predetermine reinforcing bar 60 to the installation position through metal brush layer 21 and adapter sleeve 20, when the lightning-arrest circuit of building need pass through the wall body inside, be favorable to guaranteeing like this that connecting reinforcing bar 14 and installation position predetermine reinforcing bar 60 and do not take place to break away from, has guaranteed electrically conductive continuation connection, has guaranteed that the building possesses lightning-arrest ability.
Through fixture block 32 and draw-in groove joint restriction connecting sleeve 20's axial displacement, the elasticity of butt spring 31 promotes fixture block 32 and keeps the state of often with the draw-in groove joint to guaranteed that connecting sleeve 20 also can not break away from the joint with fixture block 32 in prefabricated wall 10 transportation vibrations take place, improved connecting sleeve 20's stability.
The connection reinforcing steel bar 14 is connected with the installation position to be abutted with the preset reinforcing steel bar 60, the sealing sliding plate 26 is pushed to compress the supporting spring 25, meanwhile, the space in the air pressure cavity 24 is reduced, so that the air pressure in the air pressure cavity 24 is increased, one side pressure of the clamping block 32 close to the connecting sleeve 20 is larger than one side pressure of the clamping block far away from the connecting sleeve 20 under the communication action of the first air guide channel 33, when the air pressure difference is larger than the elastic force of the abutting spring 31, the clamping block 32 is pushed to the left side, and finally the clamping block 32 is separated from the clamping groove, the process can ensure that the normal clamping of the clamping block 32 and the clamping groove is not installed on the prefabricated wall body 10, and also can ensure that the connecting sleeve 20 can be immediately pushed to the connection position of the connection reinforcing steel bar 14 and the preset reinforcing steel bar 60 at the installation position after the prefabricated wall body 10 is installed, and the reliability of the whole structure is improved.
By arranging the end of the connecting sleeve 20 to be conical, when the prefabricated wall 10 is not installed, and after the clamping block 32 slides off the groove due to extreme reasons, when the connecting sleeve 20 moves axially, the end of the connecting sleeve 20 can be inserted into the space between the filling air bag 40 and the connecting reinforcing bar 14 conveniently, and at this time, only the internal gas of the filling air bag 40 is pumped into the expansion air bag 43, so that the connecting sleeve 20 is prevented from directly extruding the filling air bag 40 from the matching sleeve 13 to affect the normal use of the filling air bag 40, and the accidental damage rate of the filling air bag 40 is reduced.
The multiple groups of matched sleeves 13 are arranged to increase the number of connection points between the prefabricated wall 10 and the installation plane, so that the stability of the prefabricated wall 10 after installation is further improved.
The invention is further configured to: the construction method of the prefabricated building structure comprises
Firstly, the prefabricated wall 10 is vertically lifted by using a crane or a hoist, the position of the prefabricated wall 10 is changed by pulling of a worker, the opening of the fitting sleeve 13 is aligned with the installation position,
secondly, slowly putting down the prefabricated wall 10 along the vertical direction by using a crane, aligning and placing the openings of the matching sleeves 13 to finally place the prefabricated wall 10 at the installation position,
thirdly, continuously introducing mixed mortar into the matching sleeve 13 through the grouting channel 12 by using external mortar equipment, gradually filling the matching sleeve 13 after the mixed mortar enters the matching sleeve 13,
fourthly, stopping introducing the mixed mortar into the grouting channel 12 when the mixed mortar overflows from the opening of the mortar discharge channel 11 after the gap in the prefabricated wall 10 is completely filled with the mortar,
and fifthly, supporting the prefabricated wall 10 by using a support rod or a support frame and other structures, keeping the prefabricated wall 10 in a vertical state for standing, and dismantling the support structure after the mortar is completely solidified.
Above-mentioned construction steps compare in the mode of traditional wall building and concrete placement construction, and the job site is more clean and tidy, reduces the influence degree to the environment to the building ground, and the simple operation has improved the efficiency of construction simultaneously.
When the prefabricated wall 10 is installed, the prefabricated wall 10 is hoisted and placed at an installation position through the above process, at this time, the installation position preset steel bars 60 abut against the connecting steel bars 14, the installation position preset steel bars 60 press the connecting steel bars 14 upwards, so that the connecting steel bars 14 drive the sealing sliding plate 26 to move upwards, so that the connecting sleeve 20 is unlocked through the above process, at this time, the connecting sleeve 20 moves axially to the joint of the connecting steel bars 14 and the installation position preset steel bars 60, when mortar starts to be introduced into the matching sleeve 13 through the grouting channel 12, the mortar gradually fills a gap between the matching sleeve 13 and the installation position preset sleeve 61 and a space inside the installation position preset sleeve 61, after the space is filled, as the mortar discharge channel 11 is blocked due to the above process, the mortar cannot be discharged through the mortar discharge channel 11, at this time, the mortar gradually moves into the accommodating cavity 42, the storage cavity 22 and the air pressure cavity 24, and finally all cavities inside the prefabricated wall 10 are completely filled with the mortar, the mortar continues to be introduced, the pressure inside the prefabricated wall 10 is greater than the blocking capacity of the blocking block 53, at this time, the blocking block 53 is broken or the blocking block 53 is connected with the prefabricated wall 11, so that the connection block 52 can be completely cured, and the connection block 52 can be connected to be completely, and the connection block 11, so that the connection of the prefabricated wall 10 can be bent after the connection block 52 after the connection process is completed.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. Assembled building structure, including prefabricated wall body (10), its characterized in that: comprises that
Matched with the sleeve (13) and vertically inserted into one side surface of the prefabricated wall body (10),
the grouting channel (12) extends towards the matching sleeve (13) in the radial direction, one end of the grouting channel (12) penetrates through the prefabricated wall body (10), the other end of the grouting channel (12) penetrates through the matching sleeve (13) and extends into the matching sleeve (13), the grouting channel (12) is positioned on one side, facing the opening of the prefabricated wall body (10), of the matching sleeve (13),
the slurry discharge channel (11) extends towards the matching sleeve (13) in the radial direction, one end of the slurry discharge channel (11) penetrates through the prefabricated wall body (10), the other end of the slurry discharge channel (11) penetrates through the matching sleeve (13) and extends into the matching sleeve (13), the slurry discharge channel (11) is located on one side, away from the grouting channel (12), of the matching sleeve (13),
one end of the connecting reinforcing bar (14) is vertically inserted into the prefabricated wall body (10) along the radial direction of the matching sleeve (13), the other end of the connecting reinforcing bar (14) extends to the inner side of the matching sleeve (13),
and the filling assembly is arranged inside the prefabricated wall body (10), and the filling assembly partially extends into the matching sleeve (13) to fill the space inside the matching sleeve (13) and the space outside the connecting reinforcing steel bar (14).
2. The fabricated building structure of claim 1, wherein: the filling assembly comprises
A filling air bag (40) adhered to the inner wall of the matching sleeve (13), the filling air bag (40) is arranged in a U-shaped ring shape, the filling air bag (40) wraps the connecting reinforcing steel bar (14),
a containing cavity (42) arranged on one side of the slurry discharge channel (11) far away from the grouting channel (12), the containing cavity (42) is communicated with the inner side of the matching sleeve (13),
an inflatable air bag (43) placed in the housing chamber (42),
a flexible air duct (41) is positioned at the communication position of the containing cavity (42) and the matching sleeve (13), one end of the flexible air duct (41) is communicated with the filling air bag (40), the other end of the flexible air duct (41) is communicated with the expansion air bag (43),
a blocking mechanism arranged between the containing cavity (42) and the slurry discharge channel (11), and a blocking mechanism arranged between the containing cavity (42) and the blocking mechanism
And a second air guide channel (45) for communicating the storage cavity (42) with the blocking mechanism.
Wherein, the blocking mechanism cuts off the slurry discharge channel (11) in a shielding mode.
3. A fabricated building structure according to claim 3, wherein: the blocking mechanism comprises
The sliding cavity (50) is arranged in a side wall body of the slurry discharge channel (11) close to the containing cavity (42), one side of the sliding cavity (50) is communicated with the second air guide channel (45), the other side of the sliding cavity (50) is communicated with the slurry discharge channel (11),
a slide block (51) which is arranged in the slide cavity (50) in a sliding way, the connection part of the slot (54) and the slide cavity (50) is sealed,
a connecting block (52) fixed on one side of the inserting groove (54) facing the slurry discharge channel (11),
the stopping block (53) is fixed on one side of the connecting block (52) facing the slurry discharge channel (11), the stopping block (53) is arranged in a shape that the middle is thin and the two ends are thick along the extension direction of the connecting block (52),
the slot (54) is arranged on the slurry discharge channel (11), and the opening of the slot (54) is vertically aligned with the opening of the sliding cavity (50) communicated with the slurry discharge channel (11).
4. A fabricated building structure according to claim 2, wherein: the containing cavity (42) is fixedly provided with a plurality of fixed thorns (44) except the inner walls close to the pulp discharge channel (11) and the matching sleeve (13), and the tips of the fixed thorns (44) face the expansion air bag (43).
5. The fabricated building structure of claim 1, wherein: one side of the matching sleeve (13) far away from the opening facing the prefabricated wall body (10) is provided with a storage cavity (22) extending into the prefabricated wall body (10), the storage cavity (22) is communicated with the inner side of the matching sleeve (13), and the storage cavity (22) is internally provided with a storage cavity
A connecting sleeve (20) which is arranged along the axial direction of the matching sleeve (13) in a sliding way, the connecting sleeve (20) surrounds the outside of the connecting reinforcing steel bar (14),
a thrust spring (23) arranged at one end of the connecting sleeve (20) far away from the matching sleeve (13), two ends of the thrust spring (23) are respectively abutted against the connecting sleeve (20) and the inner wall of the storage cavity (22),
a limiting mechanism arranged at the side of the storage cavity (22),
wherein, the limiting mechanism limits the sliding of the connecting sleeve (20) in a manner of clamping with the connecting sleeve (20).
6. The fabricated building structure of claim 5, wherein: the limiting mechanism comprises
A clamping cavity (30) arranged at the radial side of the connecting sleeve (20), the clamping cavity (30) is partially communicated with the storage cavity (22),
the clamping groove is arranged on the outer wall of the connecting sleeve (20),
the clamping block (32) slides in the clamping cavity (30) along the radial direction of the connecting sleeve (20), the end part of the clamping block (32) facing the connecting sleeve (20) can be inserted into the clamping groove,
the abutting spring (31) is arranged on one side of the clamping block (32) far away from the connecting sleeve (20), the abutting spring (31) abuts against the clamping block (32) and the inner wall of the clamping cavity (30),
a disengagement structure arranged on the side of the storage chamber (22) remote from the mating sleeve (13),
wherein, the disengaging structure converts the axial sliding of the connecting reinforcing steel bar (14) into the sliding of the clamping block (32) in the clamping cavity (30).
7. The fabricated building structure of claim 6, wherein: the disengaging structure comprises
An air pressure chamber (24) arranged on one side of the storage chamber (22) far away from the matching sleeve (13), the end part of the connecting reinforcing steel bar (14) extends into the air pressure chamber (24),
a sealing sliding plate (26) fixed at one end of the connecting reinforcing bar (14) extending into the air pressure cavity (24), the sealing sliding plate (26) is connected with the inner wall of the air pressure cavity (24) in a sliding way, the joint of the sealing sliding plate (26) and the air pressure cavity (24) is sealed,
the first air guide channel (33) is arranged between the clamping cavity (30) and the air pressure cavity (24), the first air guide channel (33) is communicated with the clamping cavity (30) and the air pressure cavity (24) respectively, and the first air guide channel (33) is communicated with the clamping cavity (30) through one side, facing the storage cavity (22), of the clamping cavity (30).
8. The fabricated building structure of claim 5, wherein: the gap between the inner side of the connecting sleeve (20) and the outer side of the connecting reinforcing steel bar (14) is provided with a metal brush layer (21), the metal brush layer (21) is fixedly connected with the connecting sleeve (20), the metal brush layer (21) is abutted to the outer wall of the connecting reinforcing steel bar (14), one end, facing the matching sleeve (13), of the connecting sleeve (20) is arranged in a conical shape converging towards the connecting reinforcing steel bar (14), and a gap exists between one end, facing the matching sleeve (13), of the connecting sleeve (20) and the outer wall of the connecting reinforcing steel bar (14).
9. A fabricated building structure according to claim 1, wherein: the matching sleeves (13) are arranged in a plurality of modes, and the matching sleeves (13) are arranged at equal intervals along the extending direction of the longest edge of the prefabricated wall body (10).
10. The prefabricated building structure construction method according to any one of claims 1 to 9, wherein: the construction method comprises
Firstly, vertically hoisting the prefabricated wall body (10) to align the opening of the matching sleeve (13) with the installation position,
secondly, slowly putting down the prefabricated wall body (10) along the vertical direction, aligning the openings of the matched sleeves (13) and placing the matched sleeves at the installation position
Thirdly, continuously introducing mixed mortar into the matching sleeve (13) through the grouting channel (12),
fourthly, stopping introducing the mixed mortar into the grouting channel (12) after the mixed mortar overflows from the opening of the mortar discharge channel (11),
and fifthly, keeping the prefabricated wall body (10) in a vertical state and standing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211349933.2A CN115522647A (en) | 2022-10-31 | 2022-10-31 | Fabricated building structure and construction method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211349933.2A CN115522647A (en) | 2022-10-31 | 2022-10-31 | Fabricated building structure and construction method |
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| CN115522647A true CN115522647A (en) | 2022-12-27 |
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| CN202211349933.2A Pending CN115522647A (en) | 2022-10-31 | 2022-10-31 | Fabricated building structure and construction method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117684693A (en) * | 2024-01-18 | 2024-03-12 | 杭州嘉图建筑节能科技有限公司 | Prefabricated building roof structure and installation method |
| CN118029615A (en) * | 2024-04-10 | 2024-05-14 | 苏州旭杰绿建装配式设计有限公司 | Prefabricated concrete composite board of green building of assembled |
-
2022
- 2022-10-31 CN CN202211349933.2A patent/CN115522647A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117684693A (en) * | 2024-01-18 | 2024-03-12 | 杭州嘉图建筑节能科技有限公司 | Prefabricated building roof structure and installation method |
| CN118029615A (en) * | 2024-04-10 | 2024-05-14 | 苏州旭杰绿建装配式设计有限公司 | Prefabricated concrete composite board of green building of assembled |
| CN118029615B (en) * | 2024-04-10 | 2024-06-04 | 苏州旭杰绿建装配式设计有限公司 | Prefabricated concrete composite board of green building of assembled |
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