A kind of assembly type roof system
Technical field
The utility model belongs to building structure field, and in particular to a kind of assembly type roof system.
Background technology
Traditional roof structure is that roof truss is found on wallboard or T-shaped beam, tile is then laid on roof truss, as the modern times build
The rise built, the variation that the structure of roofing becomes, roofing collection is heat-insulated, water-proof function integrally, be generally divided into cast-in-place and roof boarding paving
If two ways.Cast-in-site roof, especially pitched roof, formwork are difficult, and mold shape is more, complex process, and roofing weight compared with
Greatly, it is unfavorable for antidetonation.In roof boarding laying structure, being stood mainly on wallboard has steel roof truss, and roof boarding, room is then placed above
Panel is made up of " profiled sheet+warming plate+profiled sheet ", and such as patent CN204715639U discloses a kind of profiled sheet room
Panel, including profiled sheet, longitudinal reinforcement, lightweight aggregate concrete layer, coil waterproof layer and protective layer, profiled sheet are located at roofing
Plate orlop, is disposed with longitudinal reinforcement in profiled sheet groove, lightweight aggregate concrete layer has been poured on profiled sheet, and lightweight aggregate is mixed
Be integrated for whole the pouring of profiled sheet and longitudinal reinforcement by solidifying soil layer.But this roof boarding is placed, and not only needs roof truss, and
Need to set purlin on roof truss, not only take material, high cost, and whole roofing construction technique is more complicated.
In sum, it is cost-effective, improves efficiency of construction, a kind of easy construction of offer, the roof system of material economy is provided badly
Structure.
Utility model content
The purpose of this utility model is the novel assembled roof system for putting forward a kind of easy construction, material economy.
Above-mentioned purpose is to be achieved through the following technical solutions:A kind of assembly type roof system, including roof boarding and T-shaped beam, it is described
Roof system is stood on wallboard, and the roof boarding is in predetermined slope and is arranged at the both sides of the T-shaped beam, and the roof boarding upside is provided with
First built-in fitting and the second built-in fitting, the edge of a wing of the T-shaped beam both sides are equipped with the 3rd built-in fitting, are arranged on T-shaped beam both sides
Two pieces of roof boardings are overlapped on the top surface with it on the edge of a wing of T-shaped beam the same side respectively, first built-in fitting with it in T-shaped beam
3rd built-in fitting of the same side is fixedly connected;Second built-in fitting of the T-shaped beam both sides roof boarding is connected by connector;It is described
Roof boarding downside is connected with the wallboard by connecting bracket.
It should be appreciated that the edge of a wing of the T-shaped beam can be segmented, or continous way, and it is material-saving, institute
The edge of a wing is stated preferably using segmented, that is, is only that the first built-in fitting junction sets the edge of a wing.
In the technical program, enter to be about to roof boarding after the completion of wallboard, floor in the following structure of roofing etc. is constructed to hang
Dress, after roof boarding dropping place, roof boarding the first built-in fitting for will being embedded in roof boarding of upside and the be embedded in T-shaped flange of beam
Three built-in fittings are fixedly connected, and roof boarding downside is connected by connecting bracket with wallboard, and by connector by T-shaped beam both sides roofing
Second built-in fitting of plate is attached, and is configured to roof structure, and roof system is stood on wallboard.Assembly type roof system knot of the present utility model
Structure, can be used for assembly concrete roof structure system, and said structure feature not only strengthens the globality of roof structure, favorably
The conduction of power between roofing and T-shaped beam and wallboard, while the shock resistance of reinforced roof structure system, the utility model without
Roof truss, easy for installation, safe and reliable, good integrity, and low cost need to be used.
Further, the connecting bracket includes base plate, supporting plate, connecting plate and anchoring piece, wherein, the supporting plate is set
It is fixedly connected on base plate and with base plate, the top surface of the supporting plate is in the predetermined gradient, and the connecting plate is fixed on the branch
On the top surface of fagging, the anchoring piece is fixedly connected with connecting plate, and the base plate is stood on wallboard, and the anchoring piece is anchored at room
In panel.Connecting bracket is used to connect roof boarding and wallboard, roof boarding is stood on wallboard, so without using roof truss, it is only necessary to
Roof boarding is hung on wallboard, is connected using connecting bracket.When using, anchoring piece is anchored in roof boarding, and base plate stands on
On wallboard, after roof boarding dropping place, it is the connection for realizing roof boarding and wallboard, Huo Zhelian that anchoring piece is fixedly connected with connecting plate
Connect support integral with roof boarding, during dropping place, base plate dropping place is in wallboard top surface.In this way, considerably increasing the peace of roof boarding
Dress efficiency, and has saved cost, connecting bracket simple structure, easy to use in itself, and connection is reliable.It should be appreciated that prop up herein
It is consistent in the gradient that the predetermined gradient is specifically referred to roof boarding is in described in the top surface of fagging, so it is easy to connecting bracket to connect
Connect roof boarding and wallboard.It is preferred that, described roof boarding is formed using concrete prefabricated.
Further, the base plate bottom is provided with elastic base.Because roof boarding has certain weight, especially concrete
Certain cushioning effect is played in roof boarding, the setting of elastic base during roof boarding dropping place, meanwhile, elastic base can
Generation elastic deformation, it is easy to adjust the flatness of roof boarding.It should be noted that the elastic base can be fixed with base plate connecting
Connect, can not be also fixedly connected with base plate.
Further, the elastic base is bolted with base plate.
Further, the elastic base is board-like rubber blanket.Board-like rubber blanket is not only wear-resisting but also load performance is good, prolonged
It is durable.
Further, the elastic base bottom is provided with locating part.The locating part snaps in it wallboard, so can ensure that
Connecting bracket will not be moved relative to wallboard during roof boarding dropping place;The locating part is preferably U-shaped steel, U-shaped steel and elasticity
Pedestal is fixedly connected with base plate, and wallboard is snapped in the U-type groove of U-shaped steel;It is preferred that the panel tops are embedded with I-steel, U-shaped steel
Welded with pre-buried I-steel, such connecting bracket is fixedly connected with wallboard, connected more reliable.
Further, the supporting plate at least includes two pieces of vertically arranged floors, and two pieces of described floors are arranged on base plate
Both sides.
Further, the floor is provided with screw, and the screw extends from the bottom surface of the floor to top surface, the elastic base
Seat is provided with through hole with base plate, and the floor, elastic base and base plate are connected by screw rod, and the screw rod is worn and connects the through hole and spiral shell
Hole.It is arranged such, floor, elastic base and base plate can be connected by integral, simple structure by screw rod, it is easy for installation.
Further, it is provided with reinforcing plate between the connecting plate and base plate.The setting of reinforcing plate, shares what supporting plate was born
Load, can effectively prevent supporting plate from deforming, and extend the service life of this support frame.
Further, in-situ layer is filled with the region that the roof boarding and T-shaped beam of T-shaped beam both sides are enclosed.I.e. T-shaped
The top of beam carries out pouring for in-situ layer, when cast-in-place, bed die and side form, T is separately constituted by the roof boarding of T-shaped beam and its both sides
Gap between type beam and roof boarding is blocked using strip template, or covers closure using waterproof roll, or using rubber strip envelope
Stifled, completion node is cast-in-place after closure, after cast-in-place formable layer, has certain cohesive force to the roof boarding of T-shaped beam and its both sides,
Connector is configured to roof structure after the second built-in fitting of T-shaped beam both sides roof boarding is attached, and said structure is not only strengthened
The globality of roof structure, is conducive to the conduction of the power between the T-shaped beam between roofing.
Further, the T-shaped beam is provided with stirrup, and the stirrup portion extend out to the top of the T-shaped beam, and the stirrup is stretched
The position for going out the T-shaped beam is anchored in in-situ layer.It is arranged such, T-shaped beam is connected firmly with in-situ layer, good integrity, it is preferable that
Elongated muscle can be provided with the in-situ layer, the elongated muscle passes through the stirrup.It is arranged such, can be not only effectively increased cast-in-place
The intensity of layer, while the globality of T-shaped beam and in-situ layer can be increased.
Further, first built-in fitting is at least partly exposed to roof boarding bottom surface, and the 3rd built-in fitting is at least part of
Expose to the top surface on the edge of a wing, the first built-in fitting welds integral with the 3rd built-in fitting.
Further, first built-in fitting, the second built-in fitting, the 3rd built-in fitting and anchoring piece include fixed plate and with
The connected anchoring supporting leg of fixed plate, the anchoring supporting leg is anchored inside roof boarding or the edge of a wing, and the fixed plate is at least partly outer
Reveal to roof boarding bottom surface or edge of a wing top surface.It is arranged such, not only anchoring property is good for built-in fitting and anchoring piece, and fixed plate is at least part of
The welding fabrication being easy between fixed plate is exposed, realizes being reliably connected.It is preferred that, the fixed plate only joint face exposes.
Further, the edge of a wing top surface is in predetermined slope, the roof boarding that the predetermined slope is connected with the edge of a wing
The gradient is consistent.Because the exposed parts of fixed plate are typically parallel with roof boarding bottom surface, the predetermined slope of edge of a wing top surface with it is described
The fixed plate that the gradient of the roof boarding that the edge of a wing is connected unanimously then is easy among both embedments realizes that face connects.
Further, the connector is cover plate, and cover plate connection is embedded in second in the T-shaped beam both sides roof boarding
The fixed plate of built-in fitting.Cover plate is preferably splash guard, while good waterproof effect can be played.
Further, the roof boarding is provided with heat-insulation layer.It is arranged such, roof boarding has good heat-insulating property, strengthens
The integral heat insulation effect of building.
Further, the both sides of the T-shaped beam are equipped with polylith roof boarding, and the roof boarding assembly is integral.Work as roofing surface
When product is larger, due to lifting problem, the roofing of the both sides of the T-shaped beam will be integral by polylith roof boarding assembly.
Further, the Mosaic face of the roof boarding is embedded with elastic water-proof body.It is in the manufacturing process of roof boarding, elasticity is anti-
Water body is embedded in its Mosaic face, after the same side roof boarding of T-shaped beam is assembled, adjacent assembled roof boarding by water-proof elastomer tightly
The Mosaic face of the two is squeezed in, in this way, water can be prevented along the Mosaic face seepage of roof boarding.It is preferred that, can prevent in roof boarding and elasticity
The contact surface of water body sets groove, and elastic water-proof body side is embedded in the Mosaic face of roof boarding, and opposite side is squeezed into corresponding another
In the groove of roof boarding Mosaic face, waterproof effect so can be both played, nor affect on the assembled effect of roof boarding.
Further, the Mosaic face of the roof boarding sets slip casting groove, and waterproofing slurry is perfused with the slip casting groove.T-shaped
After the roof boarding splicing of the same side of beam, waterproofing slurry is perfused with the slip casting groove, waterproof sealing is carried out, when waterproofing slurry is hard
After change, waterproof layer is formed in Mosaic face, can effectively prevent water along Mosaic face seepage.
Further, the Mosaic face of the roof boarding is provided with waterproof steel plate, and adjacent waterproof steel plate welding is integral.Waterproof steel
Plate is preferably located at the periphery of Mosaic face, and after the roof boarding splicing of the same side of T-shaped beam, adjacent waterproof steel plate is welded into whole
Body, waterproof steel plate now plays a part of to close or blocks Mosaic face, can effectively prevent water along Mosaic face seepage.
Brief description of the drawings
The accompanying drawing for constituting a part of the present utility model is used for providing being further understood to of the present utility model, and this practicality is new
The schematic description and description of type is used to explain the utility model, does not constitute to improper restriction of the present utility model.
Fig. 1 is the structural representation of the assembly type roof system involved by a kind of implementation method of the utility model;
Fig. 2 is roof boarding involved in Fig. 1 and the enlarged drawing of the connecting node of T-shaped beam;
Fig. 3 is the structural representation of the connecting bracket involved by a kind of implementation method of the utility model;
Fig. 4 is the disassemblying structure schematic diagram of connecting bracket involved in Fig. 3;
Fig. 5 is the front schematic view of the connecting bracket involved by the utility model another embodiment;
Fig. 6 is the structural representation of the anchoring piece involved by a kind of implementation method of the utility model;
Fig. 7 is the front schematic view of anchoring piece involved in Fig. 6;
Fig. 8 is the connecting node schematic diagram of the roof boarding involved by a kind of implementation method of the utility model and wallboard.
In figure:
The built-in fitting of 13 wallboard of roof boarding 2T types beam 4 first
The built-in fitting of 5 second built-in fitting, 7 in-situ layer, 8 connector 9 the 3rd
10 edge of a wing, 18 fixed plate 19 anchors the heat-insulation layer of supporting leg 22
The anchoring piece of 24 base plate, 25 supporting plate, 26 connecting plate 27
The locating part of 28 elastic base, 29 screw, 30 screw rod 31
The connecting bracket of 32 I-steel 33
Specific embodiment
The utility model is described in detail below in conjunction with the accompanying drawings, the description of this part be only it is exemplary and explanatory,
There should not be any restriction effect to protection domain of the present utility model.Additionally, those skilled in the art's retouching according to presents
State, respective combination can be carried out to the feature in embodiment in presents and in different embodiments.
The utility model embodiment is as follows, referring to Figures 1 and 2, a kind of assembly type roof system, including roof boarding 1 and T-shaped beam 2,
The roof system is stood on wallboard 3, and the roof boarding 1 is in predetermined slope and is arranged at the both sides of the T-shaped beam 2, the roof boarding 1
Formed by concrete prefabricated, the upside of the roof boarding 1 is provided with the first built-in fitting 4 and the second built-in fitting 5, the both sides of T-shaped beam 2
The edge of a wing 10 is equipped with the 3rd built-in fitting 9, be arranged on the both sides of T-shaped beam 2 two pieces of roof boardings 1 be overlapped on respectively it is same in T-shaped beam 2 with it
The top surface on the edge of a wing 10 of side, first built-in fitting 4 is fixedly connected with its 3rd built-in fitting 9 in the same side of T-shaped beam 2;
Second built-in fitting 5 of the both sides roof boarding 1 of the T-shaped beam 2 is connected by connector 8;The downside of the roof boarding 1 and the wallboard 3
It is connected by connecting bracket 33.In the technical program, constructed when wallboard 3, floor in the following structure of roofing etc. and complete laggard
Be about to roof boarding 1 to lift, after the dropping place of roof boarding 1, the upside of roof boarding 1 will be embedded in the first built-in fitting 4 in roof boarding 1 with it is pre-buried
The 3rd built-in fitting 9 in the edge of a wing 10 of T-shaped beam 2 is fixedly connected, and the downside of roof boarding 1 is connected by connecting bracket 33 with wallboard 3, and
Second built-in fitting 5 of the both sides roof boarding 1 of T-shaped beam 2 is attached by connector 8, is configured to roof structure, roof system stands on wall
On plate 3.Assembly type roof structure of the present utility model, can be used for assembly concrete roof structure system, said structure feature
The globality of roof structure is not only strengthened, is conducive to the conduction of power between roofing and T-shaped beam 2 and wallboard 3, while reinforced
The shock resistance of roof structure system, the utility model without using roof truss, easy for installation, safe and reliable, good integrity, and cost
It is low.
On the basis of above-described embodiment, in another embodiment of the utility model, such as Fig. 3~5, the connecting bracket 33 is wrapped
Base plate 24, supporting plate 25, connecting plate 26 and anchoring piece 27 are included, wherein, the supporting plate 25 is arranged on base plate 24 and and base plate
24 are fixedly connected, and the top surface of the supporting plate 25 is in the predetermined gradient, and the connecting plate 26 is fixed on the top of the supporting plate 25
On face, the anchoring piece 27 is fixedly connected with connecting plate 26, and the base plate 24 is stood on wallboard 3, and the anchoring piece 27 is anchored at
In roof boarding 1.Connecting bracket 33 be used for connect roof boarding 1 and wallboard 3, roof boarding 1 is stood on wallboard 3, so without using
Roof truss, it is only necessary to which roof boarding 1 is hung on wallboard 3, is connected using connecting bracket 33.When using, anchoring piece 27 is anchored at room
In panel 1, base plate 24 is stood on wallboard 3, and after 1 dropping place of roof boarding, it is to realize that anchoring piece 27 is fixedly connected with connecting plate 26
The connection of roof boarding 1 and wallboard 3, or this connecting bracket 33 is integral with roof boarding 1, and during dropping place, the dropping place of base plate 24 is in wallboard 3
Top surface.In this way, considerably increasing the installation effectiveness of roof boarding 1, and cost is saved, 33 body structure letters of connecting bracket
It is single, easy to use, and connection is reliable.It should be appreciated that being specifically referred in the predetermined gradient described in the top surface of supporting plate 25 herein
It is consistent with the gradient that roof boarding 1 is in, so it is easy to connecting bracket 33 to connect roof boarding 1 and wallboard 3.It is preferred that, described roofing
Plate 1 is formed using concrete prefabricated.
On the basis of above-described embodiment, in another embodiment of the utility model, such as Fig. 3, the bottom of the base plate 24 is provided with
Elastic base 28.Due to roof boarding 1 have certain weight, especially concrete face-board for room 1, the setting of elastic base 28,
Certain cushioning effect is played during the dropping place of roof boarding 1, meanwhile, elastic base 28 can occur elastic deformation, it is easy to adjust
The flatness of roof boarding 1.It should be noted that the elastic base 28 can be fixedly connected with base plate 24, also can not be with base plate 24
It is fixedly connected.
On the basis of above-described embodiment, in another embodiment of the utility model, such as Fig. 4, the elastic base 28 and bottom
Plate 24 is bolted.
On the basis of above-described embodiment, in another embodiment of the utility model, the elastic base 28 is board-like rubber
Pad.Board-like rubber blanket is not only wear-resisting but also load performance is good, durable in use.
On the basis of above-described embodiment, in another embodiment of the utility model, such as Fig. 5 and Fig. 8, the elastic base 28
Bottom is provided with locating part 31.The locating part 31 snaps in it wallboard 3, connects during so can ensure that the dropping place of roof boarding 1
Connecing support 33 will not move relative to wallboard 3;The locating part 31 is preferably U-shaped steel, and U-shaped steel is solid with elastic base 28 and base plate 24
Fixed connection, wallboard 3 is snapped in the U-type groove of U-shaped steel;It is preferred that the top of the wallboard 3 is embedded with I-steel 32, U-shaped steel and pre-buried work
Word steel 32 is welded, and such connecting bracket 33 is fixedly connected with wallboard 3, is connected more reliable.
On the basis of above-described embodiment, in another embodiment of the utility model, such as Fig. 4, the supporting plate 25 is at least wrapped
Two pieces of vertically arranged floors are included, two pieces of described floors are arranged on the both sides of base plate 24.
On the basis of above-described embodiment, in another embodiment of the utility model, such as Fig. 4, the floor is provided with screw 29,
The screw 29 extends from the bottom surface of the floor to top surface, and the elastic base 28 and base plate 24 are provided with through hole, the floor,
Elastic base 28 and base plate 24 are connected by screw rod 30, and the screw rod 30 is worn and connects the through hole and screw 29.It is arranged such, passes through
Floor, elastic base 28 and base plate 24 can be connected integral by screw rod 30, and simple structure is easy for installation.
On the basis of above-described embodiment, in another embodiment of the utility model, between the connecting plate 26 and base plate 24
It is provided with reinforcing plate.The setting of reinforcing plate, shares the load that supporting plate 25 is born, and can effectively prevent supporting plate 25 from deforming, extension
The service life of this support frame.
On the basis of above-described embodiment, in another embodiment of the utility model, such as Fig. 2, in the roofing of the both sides of T-shaped beam 2
In-situ layer 7 is filled with the region that plate 1 and T-shaped beam 2 are enclosed.Pouring for in-situ layer 7 is carried out on the top of T-shaped beam 2, it is existing
When pouring, bed die and side form, the gap between T-shaped beam 2 and roof boarding 1 are separately constituted by the roof boarding 1 of T-shaped beam 2 and its both sides
Blocked using strip template, or use waterproof roll to cover closure, or using rubber strip closure, completion node is cast-in-place after closure,
After in-situ layer 7 is molded, there is certain cohesive force to the roof boarding 1 of T-shaped beam 2 and its both sides, in connector 8 by the both sides of T-shaped beam 2
Second built-in fitting 5 of roof boarding 1 is configured to roof structure after being attached, and states the globality that structure only strengthens roof structure,
Be conducive to the conduction of the power between T-shaped beam 2 between roofing.
On the basis of above-described embodiment, in another embodiment of the utility model, the T-shaped beam 2 is provided with stirrup, the hoop
Muscle portion point extend out to the top of the T-shaped beam 2, and the position that the stirrup stretches out the T-shaped beam 2 is anchored in in-situ layer 7.So
Set, T-shaped beam 2 is connected firmly with in-situ layer 7, good integrity, it is preferable that elongated muscle can be provided with the in-situ layer 7, it is described logical
Muscle long passes through the stirrup.Be arranged such, can not only be effectively increased the intensity of in-situ layer 7, at the same can increase T-shaped beam 2 with it is cast-in-place
The globality of layer 7.
On the basis of above-described embodiment, in another embodiment of the utility model, such as Fig. 2, first built-in fitting 4 is at least
Part is exposed to the bottom surface of roof boarding 1, and the 3rd built-in fitting 9 is at least partly exposed to the top surface on the edge of a wing 10, and first is pre-buried
Part 4 welds integral with the 3rd built-in fitting 9.
On the basis of above-described embodiment, in another embodiment of the utility model, such as Fig. 6 and Fig. 7, first built-in fitting
4th, the second built-in fitting 5, the 3rd built-in fitting 9 and anchoring piece 27 include fixed plate 18 and the anchoring supporting leg being connected with fixed plate 18
19, the anchoring supporting leg 19 is anchored inside roof boarding 1 or the edge of a wing 10, and the fixed plate 18 is at least partly exposed to roof boarding 1
Bottom surface or the top surface of the edge of a wing 10.This is set, and not only anchoring property is good for built-in fitting and anchoring piece 27, and fixed plate 18 at least partly exposes just
Welding fabrication between fixed plate 18, realizes being reliably connected.It is preferred that, the only joint face of the fixed plate 18 exposes.
On the basis of above-described embodiment, in another embodiment of the utility model, such as Fig. 2, the top surface of the edge of a wing 10 is in pre-
Grade, the predetermined slope is consistent with the gradient of the roof boarding 1 that the edge of a wing 10 is connected.Portion is exposed due to fixed plate 18
It is point typically parallel with the bottom surface of roof boarding 1, the slope of the roof boarding 1 that the predetermined slope of the top surface of the edge of a wing 10 is connected with the edge of a wing 10
The consistent fixed plate 18 being then easy among both embedments of degree realizes that face connects.
On the basis of above-described embodiment, in another embodiment of the utility model, such as Fig. 2, the connector 8 is cover plate,
The cover plate connection is embedded in the fixed plate 18 of the second built-in fitting 5 in the both sides roof boarding 1 of the T-shaped beam 2, and forms wedge angle room
Ridge.Cover plate is preferably splash guard, while good waterproof effect can be played.
On the basis of above-described embodiment, in another embodiment of the utility model, such as Fig. 8, the roof boarding 1 is provided with guarantor
Warm layer 22.It is arranged such, roof boarding 1 has good heat-insulating property, strengthens the integral heat insulation effect of building.
On the basis of above-described embodiment, in another embodiment of the utility model, the both sides of the T-shaped beam 2 are equipped with many
Block roof boarding 1, the roof boarding 1 is assembled integral.When roofing area is larger, due to lifting problem, the two of the T-shaped beam 2
The roofing of side will be assembled integral by polylith roof boarding 1.
On the basis of above-described embodiment, in another embodiment of the utility model, the Mosaic face of the roof boarding 1 is embedded with bullet
Property waterproof body.In the manufacturing process of roof boarding 1, elastic water-proof body is embedded in its Mosaic face, when the same side roofing of T-shaped beam 2
After the assembly of plate 1, water-proof elastomer is tightly squeezed in adjacent assembled roof boarding 1 Mosaic face of the two, in this way, water edge can be prevented
The Mosaic face seepage of roof boarding 1.It is preferred that, groove, elastic water-proof body one can be set in the contact surface of roof boarding 1 and elastic water-proof body
Side is embedded in the Mosaic face of roof boarding 1, and opposite side is squeezed into the groove of the corresponding Mosaic face of another roof boarding 1, so can both rise
To waterproof effect, the assembled effect of roof boarding 1 is nor affected on.
On the basis of above-described embodiment, in another embodiment of the utility model, the Mosaic face of the roof boarding 1 sets note
Stock tank, waterproofing slurry is perfused with the slip casting groove.After the roof boarding 1 of the same side of T-shaped beam 2 splices, in the slip casting groove
Waterproofing slurry is perfused with, waterproof sealing is carried out, after waterproofing slurry is hardened, waterproof layer is formed in Mosaic face, can effectively prevent water
Along Mosaic face seepage.
On the basis of above-described embodiment, in another embodiment of the utility model, the Mosaic face of the roof boarding 1 is provided with anti-
Water steel plate, adjacent waterproof steel plate welding is integral.Waterproof steel plate is preferably located at the periphery of Mosaic face, in the same side of T-shaped beam 2
Roof boarding 1 splice after, adjacent waterproof steel plate welding is integral, and waterproof steel plate now plays closing or blocks Mosaic face
Effect, can effectively prevent water along Mosaic face seepage.
The above is only preferred embodiment of the present utility model, it is noted that for the common skill of the art
For art personnel, on the premise of the utility model principle is not departed from, some improvements and modifications can also be made, these improve and
Retouching also should be regarded as protection domain of the present utility model.