CN110158829B - Assembled coincide floor - Google Patents
Assembled coincide floor Download PDFInfo
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- CN110158829B CN110158829B CN201910486924.XA CN201910486924A CN110158829B CN 110158829 B CN110158829 B CN 110158829B CN 201910486924 A CN201910486924 A CN 201910486924A CN 110158829 B CN110158829 B CN 110158829B
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- rib
- bending
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- ribs
- shaped bending
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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
- E04B5/00—Floors; Floor construction with regard to insulation; Connections specially adapted therefor
- E04B5/16—Load-carrying floor structures wholly or partly cast or similarly formed in situ
- E04B5/17—Floor structures partly formed in situ
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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
- E04B5/00—Floors; Floor construction with regard to insulation; Connections specially adapted therefor
- E04B5/43—Floor structures of extraordinary design; Features relating to the elastic stability; Floor structures specially designed for resting on columns only, e.g. mushroom floors
Abstract
The invention belongs to the technical field of constructional engineering, and particularly relates to an assembled composite floor slab; the main board body comprises a prefabricated layer and a cast-in-place layer; trusses are uniformly laid in the prefabricated layer, and the top ends of the trusses are provided with pouring layer steel bars; bending steel bars penetrate through the prefabricated layer, and two ends of each bending steel bar extend out of the prefabricated layer; first connecting ribs are uniformly laid at one end of the prefabricated layer, the first connecting ribs and the second connecting ribs are clamped and fixedly connected with each other through elastic arc ribs and V-shaped bending ribs, the elastic arc ribs and the V-shaped bending ribs which are subjected to bending deformation can support the cavity positions of the first connecting ribs and the second connecting ribs, and the phenomenon that the connecting seams of the mutually connected main plate bodies are separated due to the fact that external vibration or load force is too large or uneven is prevented, so that the connecting stability of the laminated floor slab in use is influenced, and meanwhile, the service life of the laminated floor slab is shortened; under the tight contact of bending reinforcing bar, the effectual first splice bar and the second splice bar and the adjacent mainboard body lateral wall gap that reduces.
Description
Technical Field
The invention belongs to the technical field of constructional engineering, and particularly relates to an assembled composite floor slab.
Background
The building industrialization has become the inevitable trend of the development of the building industry in China, the cast-in-place building mode is changed into the assembled integral building mode of prefabricating in factories and assembling on site, and the construction industrialization has become the mission of modern building practitioners.
At present, the laminated floor slab mainly comprises a common flat plate type prestressed concrete laminated floor slab, a prefabricated ribbed prestressed concrete laminated slab and a common steel bar truss laminated slab. The common flat-plate prestressed concrete laminated slab is combined with the laminated layer concrete by virtue of the rough surface on the upper surface of the bottom plate, so that the shear force of the cross section is resisted, and the shear resistance is poor; the prefabricated ribbed prestressed concrete composite slab is provided with concrete ribs, and holes for inserting reinforcing steel bars are reserved on the ribs, so that the ribs are easy to damage in the hoisting and transporting process and are not easy to insert the reinforcing steel bars; the common steel bar truss composite slab adopts common stressed steel bars, so that the slab rigidity is small, the required slab thickness is large, the structural dead weight is increased, and the load bearing range of the slab is small.
The existing common steel bar truss composite floor slab has the advantages that due to the characteristics of the floor slab, for example, the composite floor slab used in a roof parking lot is easy to cause the phenomenon that the composite floor slab arranged on the roof generates local vibration due to the fact that different vehicles enter and exit in the parking lot and the deceleration strips are arranged, the splicing position of the composite floor slabs assembled with each other is easy to cause the phenomenon of fracture or crack due to the unstable connection, and the service life of the composite floor slabs assembled with each other is further shortened, and the stable connection phenomenon is caused.
Disclosure of Invention
In order to make up for the defects of the prior art, the invention provides an assembly type composite floor slab which is mainly used for solving the problems that when the existing composite floor slab generates local vibration, the splicing position of the mutually assembled composite floor slabs is easy to break or crack due to unstable connection, the service life of the mutually assembled composite floor slabs is further shortened, and the connection is stable.
The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to an assembled composite floor slab, which comprises a main slab body; the main board body comprises a prefabricated layer and a cast-in-place layer; trusses are uniformly laid in the prefabricated layer, pouring layer steel bars are arranged at the top ends of the trusses, and the pouring layer steel bars are located in the cast-in-place layer; bending steel bars penetrate through the prefabricated layer, and two ends of each bending steel bar extend out of the prefabricated layer; first connecting ribs are uniformly laid at one end of the prefabricated layer, and second connecting ribs are uniformly laid at the other end of the prefabricated layer; the first connecting ribs and the second connecting ribs are L-shaped and are arranged in a staggered manner; the top end part of the first connecting rib is welded with an elastic bending rib, and the end part of the elastic bending rib is connected with an elastic arc rib; the first connecting rib is sleeved with a sliding sleeve in a sliding manner, and the outer side wall of the sliding sleeve is connected with the end part of the elastic arc rib; the top end of the second connecting rib is provided with a V-shaped bending rib, and the diameter of the end part of the V-shaped bending rib is larger than the diameter of the middle part of the V-shaped bending rib; the second connecting rib is provided with a sliding column in a sliding manner, and the outer wall of the sliding column is connected with the end part of the V-shaped bending rib; clamping grooves are formed in the inner side walls of the first connecting ribs and the inner side walls of the second connecting ribs; when the device works, the prefabricated layer of the main plate body is tiled and placed in a region to be capped, when two adjacent main plate bodies are required to be spliced, the elastic bending rib is arranged at the end part of the first connecting rib in a welding mode, one main plate body is provided with the elastic bending rib and is pressed on the V-shaped bending rib arranged on the other main plate body, when the main plate body moves downwards under the action of gravity, the elastic bending rib extrudes the V-shaped bending rib, a sliding column connected with the end part of the V-shaped bending rib can move towards the end part of the second connecting rib, the diameter of the end part of the V-shaped bending rib is larger than the diameter of the middle part of the V-shaped bending rib, the middle part of the V-shaped bending rib is further protruded and deformed, the protruded V-shaped bending rib can extrude the elastic bending rib, the elastic bending rib is driven by the elastic bending rib to expand outwards, and the top end of the V-shaped bending rib and the top end of the elastic bending rib are clamped to the clamping groove, the first connecting ribs and the second connecting ribs are clamped and fixedly connected with each other through the elastic arc ribs and the V-shaped bending ribs, the bending deformation elastic arc ribs and the V-shaped bending ribs can support the cavity positions of the first connecting ribs and the second connecting ribs, and the phenomenon that the connecting seams of the mutually connected main plate bodies are separated due to overlarge or uneven external vibration or load force is prevented, so that the connection stability of the laminated floor slab during use is influenced, and the service life of the laminated floor slab is simultaneously shortened; and simultaneously, the phenomenon that cracks are generated between the main board bodies assembled with each other due to external vibration or load is reduced.
Preferably, a fixing column is arranged at the top end of the sliding sleeve, and a connecting column is arranged on the fixing column; one end of the connecting column is slidably arranged at the upper end of the first connecting rib, and the other end of the connecting column is positioned right above the first connecting rib; a fixed cavity is formed in the upper end of the prefabricated layer and is located above the second connecting rib; when the sliding sleeve slides on the first connecting rib under external extrusion force, the connecting column arranged on the sliding sleeve is driven to slide outwards, and the sliding column can slide into the fixed cavity along with the continuous sliding and extension of the connecting column, so that the first connecting rib which is mutually extruded and connected is supported, and the first connecting rib is prevented from being bent and deformed under the action of the external extrusion force; meanwhile, when one main board body locally vibrates up and down, the other main board body connected with each other through the connecting column can vibrate synchronously, and the phenomenon that one main board body and the other main board body vibrating up and down are separated from each other is prevented.
Preferably, fixing plates are arranged on two side walls of the prefabricated layer and are fixed with the first connecting ribs and the second connecting ribs; elastic expansion bulges are uniformly arranged on the outer end wall of the fixing plate; the diameters of the two end parts of the bent reinforcing steel bar are smaller than the diameters of the first connecting bar and the second connecting bar, the two end parts of the bent reinforcing steel bar are provided with thread bulges, and the thread bulges are mutually inserted and matched with the elastic expansion bulges; when the prefabricated layer connecting device works, the arranged fixing plate can improve the structural strength of the first connecting rib and the second connecting rib and prevent the first connecting rib and the second connecting rib from being separated from the prefabricated layer when being clamped and connected with each other; when the main board body drives the first connecting rib to extrude and clamp the first connecting rib to the second connecting rib, the bending reinforcing steel bars in the first connecting rib and the second connecting rib can generate bending deformation along with the mutual extrusion and clamping of the elastic bending rib arranged on the first connecting rib and the V-shaped bending rib arranged on the second connecting rib, and the thread bulges arranged on the bending reinforcing steel bars can be clamped in the elastic expansion bulges along with the continuous bending deformation of the bending reinforcing steel bars, and then the bending reinforcing steel bar after extrusion bending can clamp and fix the fixed plate, and simultaneously the outer wall of the bending reinforcing steel bar can be tightly contacted with the elastic bending reinforcing steel bar and the V-shaped bending reinforcing steel bar, thereby effectively preventing the main board body from shaking left and right under the action of external load force, the phenomenon that the extrusion clamping parts of the first connecting rib and the second connecting rib sway leftwards and rightwards is caused, and then the phenomenon that the joint of the main plate bodies assembled with each other cracks is caused.
Preferably, the outer walls of the elastic bending ribs and the V-shaped bending ribs are provided with sliding cavities, extrusion springs are arranged in the sliding cavities in a sliding mode, one ends of the extrusion springs are fixedly arranged in the sliding cavities, the other ends of the extrusion springs are arranged in the sliding cavities in a sliding mode, the diameters of the extrusion springs are larger than the width of the sliding cavities, and the distance between adjacent spiral rings on the extrusion springs is smaller than the width of the elastic expansion bulges; when the main board body is assembled, the compressed extrusion spring can play a role in damping the main board body, and the phenomenon that the vibration amplitude of the main board body is too large under external vibration force is prevented; meanwhile, when the extrusion spring is continuously extruded, the elastic expansion bulge can generate extrusion deformation, so that the side wall of the extrusion spring is tightly attached to the side wall of the fixed plate, and meanwhile, under the matching of bending and tight contact of the bent steel bars, gaps between the first connecting bar and the second connecting bar and the side walls of the adjacent main plate bodies are effectively reduced, so that the shaking gap between the main plate bodies which are assembled and spliced mutually is reduced, and the connection stability between the main plate bodies which are assembled mutually is further improved; after the assembly of the main board body is completed, when cement is poured on the upper surface of the prefabricated layer, the poured cement can enter the extrusion spring, and the phenomenon that the cement connecting block poured at the splicing part of the main board body falls off is prevented.
Preferably, a support rib is inserted in the extrusion spring, two ends of the support rib are fixed in the sliding cavity, and one side wall of the support rib is uniformly provided with water-swelling protrusions; the water-swelling bulge arranged at one end of the support rib is matched with the thread bulge, and the water-swelling bulge arranged at the other end of the support rib is inserted in the ring of the extrusion spring; when the support bar works, the support bar can play a role in supporting the elastic bending bar and the V-shaped bending bar, and prevent the arranged sliding cavity from causing the bending deformation of the elastic bending bar and the V-shaped bending bar when the bending bar is extruded, and can play a role in guiding the extrusion spring, so as to prevent the extrusion spring from being separated from the sliding cavity when the extrusion spring is extruded, when the extrusion spring is extruded at the end part of the sliding cavity, the water-swelling bulge arranged on the support bar can be clamped into the thread bulge groove, when the main board body is assembled, when cement is poured, the water-swelling bulge can be swelled by water in the cement, so that the water-swelling bulge is in close contact with the thread bulge, thereby increasing the contact area of the elastic bending bar and the bending bar, and when the water-swelling bulge in the compass ring of the extrusion spring arranged at the same time is swelled, the rigidity of the extrusion spring can be enhanced, further improving the contact stability of the pressing spring and the fixing plate.
Preferably, the elastic arc ribs are provided with corrugated grooves, and the corrugated grooves are obliquely and downwards arranged; the outer wall of the V-shaped bending rib is provided with a corrugated bulge, and the corrugated bulge is obliquely and upwards arranged; the corrugated groove is matched with the corrugated bulge; during operation, when the mainboard body drove first splice bar extrusion block to the second splice bar, the ripple groove that sets up on the elasticity arc muscle can block the ripple arch of seting up on the outer wall of V-arrangement bending muscle, and then increases the frictional force of elasticity arc muscle and the contact of V-arrangement bending muscle lateral wall, when preventing that the mainboard body from rocking from top to bottom, gliding phenomenon about elasticity arc muscle and the V-arrangement bending muscle lateral wall production, and then the concatenation department that leads to the mainboard body of mutual assembly takes place the crack phenomenon.
The invention has the following beneficial effects:
1. according to the invention, the first connecting rib and the second connecting rib are arranged, the first connecting rib and the second connecting rib are mutually clamped and fixedly connected through the elastic arc rib and the V-shaped bending rib, the bending deformation elastic arc rib and the V-shaped bending rib can support the cavity positions of the first connecting rib and the second connecting rib, and the separation phenomenon between connecting seams of the mutually connected main plate bodies caused by overlarge or uneven external vibration or load force is prevented, so that the connection stability of the composite floor slab in use is influenced, and the service life of the composite floor slab is simultaneously reduced; and simultaneously, the phenomenon that cracks are generated between the main board bodies assembled with each other due to external vibration or load is reduced.
2. According to the invention, through the matching of the arranged extrusion spring and the fixed plate, the side wall of the extrusion spring is tightly attached to the side wall of the fixed plate, and simultaneously, under the matching of the bending and tight contact of the bent steel bars, gaps between the first connecting bar and the second connecting bar and the side walls of the adjacent main board bodies are effectively reduced, so that the shaking gap between the main board bodies which are assembled and spliced mutually is reduced, and the connection stability between the main board bodies which are assembled mutually is further improved.
Drawings
The invention will be further explained with reference to the drawings.
FIG. 1 is a front view of the present invention;
FIG. 2 is a block diagram of the assembly of the main boards with each other;
FIG. 3 is an enlarged view of a portion of FIG. 2 at A;
in the figure: the main plate body 1, the prefabricated layer 11, the fixed cavity 111, the cast-in-place layer 12, the truss 2, the poured layer steel bar 3, the bent steel bar 4, the first connecting bar 5, the elastic bending bar 51, the elastic arc bar 52, the corrugated groove 521, the clamping groove 53, the second connecting bar 6, the V-shaped bending bar 61, the sliding cavity 62, the corrugated protrusion 63, the sliding sleeve 7, the sliding column 8, the fixed column 9, the connecting column 101, the fixed plate 102, the elastic expansion protrusion 103, the threaded protrusion 104, the extrusion spring 105, the support bar 106 and the water expansion protrusion 107.
Detailed Description
A fabricated composite floor slab according to an embodiment of the present invention will be described below with reference to fig. 1 to 3.
As shown in fig. 1, 2 and 3, the fabricated composite floor slab of the present invention includes a main slab 1; the main board body 1 comprises a prefabricated layer 11 and a cast-in-place layer 12; trusses 2 are uniformly laid in the prefabricated layer 11, pouring layer steel bars 3 are arranged at the top ends of the trusses 2, and the pouring layer steel bars 3 are located in a cast-in-place layer 12; bent reinforcing steel bars 4 penetrate through the prefabricated layer 11, and two ends of each bent reinforcing steel bar 4 extend out of the prefabricated layer 11; first connecting ribs 5 are uniformly laid at one end of the prefabricated layer 11, and second connecting ribs 6 are uniformly laid at the other end of the prefabricated layer 11; the first connecting ribs 5 and the second connecting ribs 6 are L-shaped, and the first connecting ribs 5 and the second connecting ribs 6 are arranged in a staggered mode; the top end part of the first connecting rib 5 is welded with an elastic bending rib 51, and the end part of the elastic bending rib 51 is connected with an elastic arc rib 52; the first connecting rib 5 is sleeved with a sliding sleeve 7 in a sliding manner, and the outer side wall of the sliding sleeve 7 is connected with the end part of the elastic arc rib 52; the top end of the second connecting rib 6 is provided with a V-shaped bending rib 61, and the diameter of the end part of the V-shaped bending rib 61 is larger than the diameter of the middle part of the V-shaped bending rib; the second connecting rib 6 is provided with a sliding column 8 in a sliding manner, and the outer wall of the sliding column 8 is connected with the end part of the V-shaped bending rib 61; clamping grooves 53 are formed in the inner side walls of the first connecting ribs 5 and the second connecting ribs 6; when the device works, the prefabricated layer 11 of the main plate body 1 is flatly laid in a region to be capped, when two adjacent main plate bodies 1 are required to be spliced, the elastic bending rib 51 is arranged at the end part of the first connecting rib 5 in a welding mode, the elastic bending rib 51 arranged on one main plate body 1 is pressed on the V-shaped bending rib 61 arranged on the other main plate body 1, when the main plate body 1 moves downwards under the action of gravity, the elastic arc rib 52 extrudes the V-shaped bending rib 61, the sliding column 8 connected with the end part of the V-shaped bending rib 61 can move towards the end part of the second connecting rib 6, the end part diameter of the V-shaped bending rib 61 is larger than the middle part diameter of the V-shaped bending rib, so that the middle part of the V-shaped bending rib 61 generates convex deformation, the convex V-shaped bending rib 61 can extrude the elastic arc rib 52, the elastic arc rib 52 drives the elastic bending rib 51 to expand outwards, and the top end of the V-shaped bending rib 61 and the top end of the elastic bending rib 51 are clamped to the clamping groove 53, the first connecting rib 5 and the second connecting rib 6 are clamped and fixedly connected with each other through the elastic arc rib 52 and the V-shaped bending rib 61, the bending deformation elastic arc rib 52 and the V-shaped bending rib 61 can support the cavity positions of the first connecting rib 5 and the second connecting rib 6, and the phenomenon that the connecting seams of the mutually connected main board bodies 1 are separated due to overlarge or uneven external vibration or load force is prevented, so that the connection stability of the laminated floor slab during use is influenced, and the service life of the laminated floor slab is shortened; and simultaneously reduces the occurrence of cracks between the main board bodies 1 assembled with each other due to external vibration or load.
As shown in fig. 1 and 2, a fixing column 9 is arranged at the top end of the sliding sleeve 7, and a connecting column 101 is arranged on the fixing column 9; one end of the connecting column 101 is slidably arranged at the upper end of the first connecting rib 5, and the other end of the connecting column 101 is positioned right above the first connecting rib 5; a fixed cavity 111 is formed in the upper end of the prefabricated layer 11, and the fixed cavity 111 is located above the second connecting rib 6; when the connecting device works, when the sliding sleeve 7 slides on the first connecting rib 5 under external extrusion force, the connecting column 101 arranged on the sliding sleeve 7 is driven to slide outwards, and the sliding column 8 can slide into the fixed cavity 111 along with the continuous sliding and extension of the connecting column 101, so that the first connecting ribs 5 which are in extrusion connection with each other are supported, and the first connecting ribs 5 are prevented from being bent and deformed under the action of the external extrusion force; meanwhile, when one main plate body 1 locally vibrates up and down, the other main plate body 1 connected with each other through the connecting column 101 can vibrate synchronously, and the phenomenon that one main plate body 1 vibrating up and down is disconnected from the other main plate body 1 is prevented.
As shown in fig. 2 and 3, fixing plates 102 are disposed on two side walls of the prefabricated layer 11, and the fixing plates 102 are fixed to the first connecting ribs 5 and the second connecting ribs 6; elastic expansion bulges 103 are uniformly arranged on the outer end wall of the fixing plate 102; the diameters of the two end parts of the bent reinforcing steel bar 4 are smaller than the diameters of the first connecting bar 5 and the second connecting bar 6, the two end parts of the bent reinforcing steel bar 4 are provided with threaded bulges 104, and the threaded bulges 104 and the elastic expansion bulges 103 are mutually inserted and matched; during operation, the arranged fixing plate 102 can improve the structural strength of the first connecting rib 5 and the second connecting rib 6, and prevent the first connecting rib 5 and the second connecting rib 6 from being separated from the prefabricated layer 11 when being clamped and connected with each other; when the main plate body 1 drives the first connecting rib 5 to be extruded and clamped to the second connecting rib 6, along with mutual extrusion and clamping of the elastic bending rib 51 arranged on the first connecting rib 5 and the V-shaped bending rib 61 arranged on the second connecting rib 6, the bending reinforcing steel bars 4 positioned in the first connecting rib 5 and the second connecting rib 6 can generate bending deformation, along with continuous bending deformation of the bending reinforcing steel bars 4, the thread protrusions 104 arranged on the bending reinforcing steel bars 4 can be clamped into the elastic expansion protrusions 103, and then the extruded and bent bending reinforcing steel bars 4 can be clamped and fixed on the fixing plate 102, meanwhile, the outer walls of the bending reinforcing steel bars 4 can be in close contact with the elastic bending ribs 51 and the V-shaped bending ribs 61, and the phenomenon that the extrusion clamping parts of the first connecting rib 5 and the second connecting rib 6 generate left-right shaking when the main plate body 1 generates left-right shaking under the action of external load is effectively prevented, and then the phenomenon that the joint of the main board bodies 1 assembled with each other is cracked occurs.
As shown in fig. 2 and 3, the outer walls of the elastic bending rib 51 and the V-shaped bending rib 61 are provided with a sliding cavity 62, an extrusion spring 105 is slidably disposed in the sliding cavity 62, one end of the extrusion spring 105 is fixed in the sliding cavity 62, the other end of the extrusion spring 105 is slidably disposed in the sliding cavity 62, the diameter of the extrusion spring 105 is greater than the width of the sliding cavity 62, and the distance between adjacent coils on the extrusion spring 105 is smaller than the width of the elastic expansion protrusion 103; when the main plate body 1 works, when the main plate body 1 drives the first connecting ribs 5 to extrude and clamp the second connecting ribs 6, the diameter of the arranged extrusion spring 105 is larger than the width of the sliding cavity 62, so that the extrusion spring 105 slides towards the end part of the sliding cavity 62 under the external extrusion force, and after the two main plate bodies 1 are assembled, the compressed extrusion spring 105 can play a role in damping the main plate body 1, and the phenomenon that the vibration amplitude of the main plate body 1 is too large under the external vibration force is prevented; meanwhile, when the extrusion spring 105 is continuously extruded, the elastic expansion protrusion 103 can be extruded and deformed, so that the side wall of the extrusion spring 105 is tightly attached to the side wall of the fixing plate 102, and gaps between the first connecting rib 5 and the second connecting rib 6 and the side walls of the adjacent main plate bodies 1 are effectively reduced under the matching of bending and tight contact of the bending reinforcing steel bars 4, so that the gap of shaking between the main plate bodies 1 which are assembled and spliced with each other is reduced, and the connection stability between the main plate bodies 1 which are assembled with each other is further improved; after the assembly of the main board body 1 is completed, when cement is poured on the upper surface of the prefabricated layer 11, the poured cement can enter the extrusion spring 105, and the phenomenon that the cement connecting block poured at the splicing part of the main board body 1 falls off is prevented.
As shown in fig. 2 and fig. 3, a support rib 106 is inserted into the extrusion spring 105, two ends of the support rib 106 are fixed in the sliding cavity 62, and a water-swelling protrusion 107 is uniformly arranged on one side wall of the support rib 106; a water-swelling protrusion 107 arranged at one end of the support rib 106 is matched with the thread protrusion 104, and the water-swelling protrusion 107 arranged at the other end of the support rib 106 is inserted into the ring of the extrusion spring 105; during operation, the arranged support rib 106 can support the elastic bending rib 51 and the V-shaped bending rib 61, and prevent the arranged sliding cavity 62 from causing the bending deformation of the elastic bending rib 51 and the V-shaped bending rib 61 when the bending rib 4 is extruded, and can also guide the extrusion spring 105, so as to prevent the extrusion spring 105 from bending and separating from the sliding cavity 62 when the extrusion spring 105 is extruded, when the extrusion spring 105 is extruded at the end part of the sliding cavity 62, the water-swelling protrusion 107 arranged on the support rib 106 can be clamped in the groove of the thread protrusion 104, when the main plate body 1 is assembled and cement is poured, the water-swelling protrusion 107 can be swelled by moisture in the cement, so that the water-swelling protrusion 107 is in close contact with the thread protrusion 104, so as to increase the contact area of the elastic bending rib 51 and the bending rib 4, and when the water-swelling protrusion 107 in the rib ring of the extrusion spring 105 is swelled, the rigidity of the pressing spring 105 is enhanced to further improve the contact stability of the pressing spring 105 with the fixed plate 102.
As shown in fig. 2 and 3, the elastic arc rib 52 is provided with a corrugated groove 521, and the corrugated groove 521 is arranged obliquely downwards; the outer wall of the V-shaped bending rib 61 is provided with a corrugated bulge 63, and the corrugated bulge 63 is arranged obliquely upwards; the corrugated groove 521 is matched with the corrugated protrusion 63; the during operation, when the mainboard body 1 drives 5 extrusion blocks of first splice bar to the second splice bar 6, the ripple groove 521 that sets up on the elasticity arc muscle 52 can block the ripple arch 63 of seting up on the outer wall of V-arrangement muscle 61 of bending, and then increase the frictional force of the muscle 61 lateral wall contact of bending of elasticity arc muscle 52 and V-arrangement, when preventing that mainboard body 1 from rocking from top to bottom, gliding phenomenon about the muscle 61 lateral wall production is bent to elasticity arc muscle 52 and V-arrangement, and then lead to the main board body 1's of mutual assembly concatenation department to take place the crack phenomenon.
The specific working process is as follows:
when the device works, the prefabricated layer 11 of the main plate body 1 is flatly laid in a region to be capped, when two adjacent main plate bodies 1 are required to be spliced, the elastic bending rib 51 is arranged at the end part of the first connecting rib 5 in a welding mode, the elastic bending rib 51 arranged on one main plate body 1 is pressed on the V-shaped bending rib 61 arranged on the other main plate body 1, when the main plate body 1 moves downwards under the action of gravity, the elastic arc rib 52 extrudes the V-shaped bending rib 61, the sliding column 8 connected with the end part of the V-shaped bending rib 61 can move towards the end part of the second connecting rib 6, the end part diameter of the V-shaped bending rib 61 is larger than the middle part diameter of the V-shaped bending rib, so that the middle part of the V-shaped bending rib 61 generates convex deformation, the convex V-shaped bending rib 61 can extrude the elastic arc rib 52, the elastic arc rib 52 drives the elastic bending rib 51 to expand outwards, and the top end of the V-shaped bending rib 61 and the top end of the elastic bending rib 51 are clamped to the clamping groove 53, the first connecting rib 5 and the second connecting rib 6 are clamped and fixedly connected with each other through the elastic arc rib 52 and the V-shaped bending rib 61, the bending deformation elastic arc rib 52 and the V-shaped bending rib 61 can support the cavity positions of the first connecting rib 5 and the second connecting rib 6, and the phenomenon that the connecting seams of the mutually connected main board bodies 1 are separated due to overlarge or uneven external vibration or load force is prevented, so that the connection stability of the laminated floor slab during use is influenced, and the service life of the laminated floor slab is shortened; after the main board body 1 is assembled, cement is poured on the upper surface of the prefabricated layer 11, and then the prefabricated layer 11 and the upper cast-in-place layer 12 are combined to form the main board body 1, so that the main board body 1 and the prefabricated layer can work together.
In the description of the present invention, it is to be understood that the terms "center", "front", "rear", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be taken as limiting the scope of the present invention.
While the invention has been described with reference to specific embodiments, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted without departing from the scope of the invention. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the invention without departing from its scope. Therefore, it is intended that the invention not be limited to the particular embodiment disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.
Claims (1)
1. The utility model provides an assembled coincide floor which characterized in that: comprises a main board body (1); the main board body (1) comprises a prefabricated layer (11) and a cast-in-place layer (12); trusses (2) are uniformly laid in the prefabricated layer (11), pouring layer steel bars (3) are arranged at the top ends of the trusses (2), and the pouring layer steel bars (3) are located in the cast-in-place layer (12); bent reinforcing steel bars (4) penetrate through the prefabricated layer (11), and two ends of each bent reinforcing steel bar (4) extend out of the prefabricated layer (11); first connecting ribs (5) are uniformly laid at one end of the prefabricated layer (11), and second connecting ribs (6) are uniformly laid at the other end of the prefabricated layer (11); the first connecting rib (5) and the second connecting rib (6) are both L-shaped, and the first connecting rib (5) and the second connecting rib (6) are arranged in a staggered manner; the top end part of the first connecting rib (5) is welded with an elastic bending rib (51), and the end part of the elastic bending rib (51) is connected with an elastic arc rib (52); the first connecting rib (5) is sleeved with a sliding sleeve (7) in a sliding manner, and the outer side wall of the sliding sleeve (7) is connected with the end part of the elastic arc rib (52); the top end of the second connecting rib (6) is provided with a V-shaped bending rib (61), and the diameter of the end part of the V-shaped bending rib (61) is larger than the diameter of the middle part of the V-shaped bending rib; the second connecting rib (6) is provided with a sliding column (8) in a sliding manner, and the outer wall of the sliding column (8) is connected with the end part of the V-shaped bending rib (61); clamping grooves (53) are formed in the inner side walls of the first connecting rib (5) and the second connecting rib (6);
a fixed column (9) is arranged at the top end of the sliding sleeve (7), and a connecting column (101) is arranged on the fixed column (9); one end of the connecting column (101) is slidably arranged at the upper end of the first connecting rib (5), and the other end of the connecting column (101) is positioned right above the first connecting rib (5); a fixed cavity (111) is formed in the upper end of the prefabricated layer (11), and the fixed cavity (111) is located above the second connecting rib (6);
fixing plates (102) are arranged on two side walls of the prefabricated layer (11), and the fixing plates (102) are fixed with the first connecting ribs (5) and the second connecting ribs (6); elastic expansion bulges (103) are uniformly arranged on the outer end wall of the fixing plate (102); the diameters of the two end parts of the bent reinforcing steel bar (4) are smaller than the diameters of the first connecting bar (5) and the second connecting bar (6), the two end parts of the bent reinforcing steel bar (4) are provided with thread bulges (104), and the thread bulges (104) are mutually inserted and matched with the elastic expansion bulges (103);
the outer walls of the elastic bending ribs (51) and the V-shaped bending ribs (61) are provided with sliding cavities (62), extrusion springs (105) are arranged in the sliding cavities (62) in a sliding mode, one ends of the extrusion springs (105) are fixedly arranged in the sliding cavities (62), the other ends of the extrusion springs (105) are arranged in the sliding cavities (62) in a sliding mode, the diameters of the extrusion springs (105) are larger than the width of the sliding cavities (62), and the distance between adjacent spiral rings on the extrusion springs (105) is smaller than the width of the elastic expansion bulges (103);
a support rib (106) is inserted in the extrusion spring (105), two ends of the support rib (106) are fixed in the sliding cavity (62), and a water-swelling bulge (107) is uniformly arranged on one side wall of the support rib (106); the water-swelling protrusion (107) arranged at one end of the support rib (106) is matched with the thread protrusion (104), and the water-swelling protrusion (107) arranged at the other end of the support rib (106) is inserted into the ring of the extrusion spring (105);
the elastic arc ribs (52) are provided with corrugated grooves (521), and the corrugated grooves (521) are obliquely arranged downwards; the outer wall of the V-shaped bending rib (61) is provided with a corrugated bulge (63), and the corrugated bulge (63) is obliquely and upwards arranged; the corrugated groove (521) is matched with the corrugated protrusion (63);
when the device works, the prefabricated layer (11) of the main plate body (1) is tiled and placed in a region to be capped, when two adjacent main plate bodies (1) are required to be spliced, the elastic bending rib (51) is arranged at the end part of the first connecting rib (5) in a welding mode, one main plate body (1) is provided with the elastic bending rib (51) which is pressed on the V-shaped bending rib (61) arranged on the other main plate body (1), when the main plate body (1) moves downwards under the action of gravity, the elastic arc rib (52) extrudes the V-shaped bending rib (61), the sliding column (8) connected with the end part of the V-shaped bending rib (61) moves towards the end part of the second connecting rib (6), the diameter of the end part of the V-shaped bending rib (61) is larger than the diameter of the middle part of the V-shaped bending rib, the middle part of the V-shaped bending rib (61) is enabled to be protruded and deformed, and the elastic arc rib (52) can be extruded by the V-shaped bending rib (61), the elastic arc rib (52) drives the elastic bending rib (51) to expand outwards, the top end of the V-shaped bending rib (61) and the top end of the elastic bending rib (51) are clamped in the clamping groove (53), the first connecting rib (5) and the second connecting rib (6) are clamped and fixedly connected with each other through the elastic arc rib (52) and the V-shaped bending rib (61), the elastic arc rib (52) and the V-shaped bending rib (61) which are subjected to bending deformation can support the cavity positions of the first connecting rib (5) and the second connecting rib (6), the separation phenomenon between connecting seams of the mutually connected main plate bodies (1) caused by overlarge or uneven external vibration or load force is prevented, the connection stability of the laminated floor slab during use is further influenced, and the service life of the laminated floor slab is simultaneously shortened; after the main plate body (1) is assembled, cement is poured on the upper surface of the prefabricated layer (11), and the prefabricated layer (11) and the upper cast-in-place layer (12) are combined to form the main plate body (1) so as to work together.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910486924.XA CN110158829B (en) | 2019-06-05 | 2019-06-05 | Assembled coincide floor |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910486924.XA CN110158829B (en) | 2019-06-05 | 2019-06-05 | Assembled coincide floor |
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| CN110158829A CN110158829A (en) | 2019-08-23 |
| CN110158829B true CN110158829B (en) | 2020-12-25 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110374242A (en) * | 2019-07-17 | 2019-10-25 | 梁涛 | A kind of assembled laminated floor slab |
| CN112095878B (en) * | 2020-07-31 | 2021-11-12 | 浙江鸿翔远大建筑科技有限公司 | Anti-leakage high-strength prefabricated floor slab |
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| CN208668725U (en) * | 2018-07-13 | 2019-03-29 | 苏州瑞至通建筑科技有限公司 | A kind of prefabricated local laminated floor slab |
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| DE102004059590A1 (en) * | 2004-12-09 | 2006-06-22 | Manfred Kaul | Ceiling system for widespread ceiling in building construction has prefabricated element plate made of concrete, in which, hollow blocks made of steel plate, molded steel plate or metal are pressed |
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| CN205712722U (en) * | 2016-03-21 | 2016-11-23 | 桐乡博凡装饰材料有限公司 | Sheet material |
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Effective date of registration: 20201208 Address after: No.168 Wenxing Town Street, Shuangliu County, Chengdu City, Sichuan Province 610200 Applicant after: Sichuan Zhonglin Construction Co., Ltd Address before: 510000 Third Floor of Post and Telecommunications Building, No. 2 Zhongshan Road, Yuexiu District, Guangzhou City, Guangdong Province Applicant before: Wang Xiaoyong |
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