CN205777131U - The double-deck roof board system of wind uplift resistance can be improved - Google Patents

Abstract

This utility model relates to roof board system, a kind of double-deck roof board system improving wind uplift resistance is provided, including main purlin, secondary purlin, roof boarding and base plate, roof boarding is installed on time purlin, base plate is installed on main purlin, secondary purlin is positioned on main purlin and fixing connection between the two, each roof boarding all includes body and two connecting portions, every a junction is bent extension formation by the wherein one end of body, connected fixing between adjacent two roof boardings by connecting portion, and it is provided with locking device at every a junction, connecting portion stretches into and compression in the locking device of its correspondence away from the end sections of body, each locking device is each attached on the secondary purlin of correspondence.This utility model uses roof boarding to form the version of dual platen with floor combination, can effectively ensure that the wind resistance of roof board system takes off ability, the end of the most each roof boarding all uses locking device to be fixed, and the mounting structure stability of roof boarding is the highest, optimizes its wind uplift resistance.

Description

The double-deck roof board system of wind uplift resistance can be improved

Technical field

This utility model relates to roof board system, particularly relates to a kind of double-deck roof boarding system improving wind uplift resistance System.

Background technology

Die mould metal Roof system because of the features such as its lightweight, high-strength, attractive in appearance, easy construction on airport, stadiums, exhibitions The heavy constructions such as center, industrial premises, storage, railroad platform awning, railway station building roofing are used in a large number.But because wind resistance takes off energy Power is inadequate, and metal Roof is taken off the phenomenon frequency fallen by wind has generation, the phenomenon of metal Roof infiltration also frequency to have generation.

Metal current Roof system mainly has single-layer roof plate and double-deck two kinds of forms of roof boarding, and single-layer roof plate maybe can carry The fixed form of the top plate of the double-deck roof board system of high wind uplift resistance mainly has bridging type, biting connecions, standing-seam etc. Form.

For lap jointing type roof boarding, plate is its weak part place with the lap-joint of plate, and this joint form is by self tapping Plate lap-joint is fixed by screw with roofing Os Draconis or support, seals by rubber washer and weather proofing sealant between screw and plate Waterproof.All easily cause seepage at two-ply lap-joint and tapping screw hole for nailing, leak and can cause tapping screw and tapping screw The corrosion of hole location steel, the fastening effect of tapping screw can be had a greatly reduced quality and even be lost its interconnection function.

Biting connecions and standing-seam formula connect without penetrating roof boarding with screw, have stopped roof leakage and the phenomenon that seeps water Occur, but owing to support and tapping screw Hide All are under roof boarding, construction quality often cannot ensure, causes roof boarding Regional area disappearance support or support bracket fastened self threading pin lazy weight, the scarce capacity that is engaged of roof boarding and support, wind resistance is taken off Ability is relatively low, and high wind area should not use.

Utility model content

The purpose of this utility model is to provide a kind of double-deck roof board system improving wind uplift resistance, it is intended to be used for Solve existing roof boarding and connect instability, the problem that wind resistance takes off ability.

This utility model is achieved in that

This utility model embodiment provide a kind of double-deck roof board system improving wind uplift resistance, including main purlin, Secondary purlin, roof boarding and base plate, described roof boarding is installed on described purlin, and described base plate is installed on described main purlin On, described time purlin is positioned on described main purlin and fixing connection between the two, and each described roof boarding all includes that horizontal frame is adjacent The body of time purlin described in two and lay respectively at two connecting portions at described body ends, each described connecting portion Wherein one end by described body bends extension formation, by adjacent two described companies between adjacent two described roof boardings The portion that connects connects fixing, and is provided with the locking device for connecting another parts, described connecting portion at each described connecting portion Stretch into away from the end sections of described body and compress, respectively along the direction being perpendicular to roof boarding in the described locking device of its correspondence Described locking device is each attached on described purlin of correspondence.

This utility model has the advantages that

In roof board system of the present utility model, roof boarding is installed on time purlin by locking device, and base plate is then installed On main purlin, time it is stably connected with between purlin and main purlin, so that roof board system is double face slab structure, surely simultaneously Qualitative the highest, advantageously ensure that its wind uplift resistance, two ends of the most each roof boarding all use locking device to carry out It is fixed, and its compaction direction is perpendicular to roof boarding, connects when being impacted by high wind this between roof boarding and locking device Connect firmly, the effect optimizing roof board system wind uplift resistance can be played.

Accompanying drawing explanation

In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, below will be to embodiment Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, the accompanying drawing in describing below is only It is embodiments more of the present utility model, for those of ordinary skill in the art, in the premise not paying creative work Under, it is also possible to other accompanying drawing is obtained according to these accompanying drawings.

The structural representation of the double-deck roof board system of the improved wind uplift resistance that Fig. 1 provides for this utility model embodiment Figure；

Fig. 2 is the double-deck roof board system structural representation along time purlin length direction of the improved wind uplift resistance of Fig. 1 Figure

Fig. 3 is roof boarding and the mounting structure schematic diagram of time purlin in Fig. 2；

Fig. 4 is enlarged drawing at A in Fig. 3；

Fig. 5 is the structural representation of the roof boarding of the double-deck roof board system of the improved wind uplift resistance of Fig. 1；

Fig. 6 is enlarged drawing at B in Fig. 5；

Fig. 7 be the improved wind uplift resistance of Fig. 1 double-deck roof board system in locking device be installed on by bridgeware Structural representation on secondary purlin；

Fig. 8 is enlarged drawing at C in Fig. 7；

Fig. 9 be the improved wind uplift resistance of Fig. 1 double-deck roof board system in the explosive view of locking device and bridgeware.

Detailed description of the invention

Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of this utility model rather than whole Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not under making creative work premise The all other embodiments obtained, broadly fall into the scope of this utility model protection.

Seeing Fig. 1 and Fig. 2, this utility model embodiment provides a kind of double-deck roof boarding system improving wind uplift resistance System, including main purlin 5, secondary purlin 1, roof boarding 2 and base plate 6, Each part is multiple in actual applications, each roofing Then being sequentially connected with between plate 2 and be respectively mounted on the secondary purlin 1 being fixed on correspondence, base plate 6 is fixedly installed on main purlin 5, base plate 6 The version using corrugated plating improves himself intensity, and each time between purlin 1 and corresponding main purlin 5 also fixing even Connect, main purlin 5 then with the main box beam Welding of peripheral hardware, when arranging, the span of purlin 1 is between 1500-1700mm each time, I.e. time purlin 1 a length of should within the scope of, between each purlin 1, parallel interval is arranged successively, and adjacent secondary purlin 1 is spaced 750-950mm, the length of the most main purlin 5 is about 3750mm, its most successively parallel interval arrange, adjacent between distance be 1500-1700mm, is galvanizing rectangular steel pipe for main purlin 5 with time both purlins 1, and roof boarding 2 is then with base plate 6 Thick polyester roller coat aluminum-zinc alloy coloured silk steel, roof boarding 2 thickness is about 0.8mm, and the thickness of base plate 6 is about 0.6mm, and each roof boarding 2 Length corresponding with the interval of adjacent purlin 1, for 750-950mm, the length of each base plate 6 and adjacent two main purlins 5 Interval corresponding, about 1500-1700mm.Refining the structure of each roof boarding 2, it includes horizontally disposed body 21 and divides It is not positioned at two connecting portions 22 at two opposed ends of body 21, is specially and is respectively provided with connecting portion in this every an end portion 22, every a junction 22 is bent extension formation by the wherein one end of body 21, between two connecting portions 22 and body 21 is Integrative-structure, when being sequentially connected with between the most each roof boarding 2, adjacent two roof boardings 2 are by the most adjacent two Connecting portion 22 is attached fixing, and is provided with the locking device 3 for connecting another parts, the most often at every a junction 22 A junction 22, all to there being locking device 3, only need to have a locking device 3 between two adjacent roof boardings 2, now one Locking device 3 is to there being two connecting portions 22, and both are formed to connect by this locking device 3 and fix, and are positioned at two of outside Roof boarding 2 is respectively provided with a connecting portion 22 and is connected with other installing component, and now a locking device 3 is only to there being a company Meet portion 22, by locking device 3 so that the roof boarding 2 being positioned at outside is formed to be connected with other installing component and fixes, and When connecting portion 22 connects with corresponding locking device 3, connecting portion 22 stretches into this locking device 3 away from the end sections of body 21 In, locking device 3 is vertically fixed the part that connecting portion 22 stretches into, and locking device 3 self is also each attached to correspondence simultaneously On secondary purlin 1, and then roof boarding 2 is mounted on time purlin 1.In this utility model, each roof boarding 2 passes through end The connecting portion 22 at place connects with corresponding locking device 3, not only makes the roof boarding 2 respectively set gradually be connected as an entirety, Corresponding roof boarding 2 is mounted on the secondary purlin 1 of correspondence simultaneously, and owing to two ends of each roof boarding 2 are equal Using locking device 3 to be fixed, when wind-engaging impacts, stability is the highest, additionally the end portion of the connecting portion 22 of roof boarding 2 Dividing stretches in locking device 3, is vertically fixed roof boarding 2 by locking device 3, to this along the row being perpendicular to each roof boarding 2 Column direction, each roof boarding 2 is respectively provided with in part-structure stretches into locking device 3 and compresses, and roof boarding 2 is by vertical direction All being difficult to it during Wind impact by abjection in locking device 3, it is stronger that wind resistance takes off ability.The roof boarding that this utility model provides In system, the double panel structure using roof boarding 2 to coordinate with body 21, form more airtight sky between roof boarding 2 and body 21 Between, such that it is able to effectively strengthen the intensity of roof board system, it is ensured that its wind resistance takes off ability, additionally for confined air between the two Between, then can be used for the line arrangement of roof board system, within it can also add heat-preservation cotton so that roof board system has simultaneously Certain heat insulation effect.

See Fig. 2 and Fig. 5, further refine connecting portion 22 structure, every a junction 22 all include rib of slab 23 with And buckle joint 24, rib of slab 23 is folded upward at extending formation along the wherein one end of body 21, and buckle joint 24 is then positioned at rib of slab 23 Upper end, when being connected with locking device 3, buckle joint 24 compresses in stretching into locking device 3.In the present embodiment, plate Being structure as a whole between rib 23 and body 21, rib of slab 23 is body 21 to be folded upward at being formed along the end of roof boarding 2 orientation, It not only can stretch in locking device 3 with Convenient button joint 24, can also strengthen the intensity of roof boarding 2 simultaneously, improves roof boarding 2 Wind resistance take off ability.Usually, roof boarding 2 effective width is 300-600mm, and the height of rib of slab 23 is then between 60-90mm, And generally connecting portion 22 is made in roof boarding 2 end in the width direction, locking device 3 connects fixing adjacent two roof boardings Broadside between 2.

Seeing Fig. 5, Fig. 7 and Fig. 8, optimize the structure of above-mentioned roof boarding 2, rib of slab 23 is divided into three parts, prolongs including two sections The section of stretching and one end bending segment 232, two extensions all upwardly extend, and one of them extension is that the end of body 21 is bent up Folding is formed, and another extension is the most above, and buckle joint 24 is connected with its upper end, and two ends of bending segment 232 connect respectively Connecing the upper end of a wherein extension and the lower end of another extension, locking device 3 has the corner structure arranged down, works as lock When tight device 3 is fixed with the installation of corresponding roof boarding 2, the bending segment 232 of its connecting portion 22 correspondence have part-structure support to In this turning of locking device 3.In the present embodiment, refine the structure of rib of slab 23, between two extensions, there is bending segment 232, after installing with locking device 3, bending segment 232 part is supported to the turning of locking device 3, and bending segment 232 is also wanted simultaneously Detour this turning so that be positioned at the buckle joint 24 above bending segment 232 and can stretch into locking device 3 clamping, and roof boarding 2 is main Impacting of to be subject to is all lower section wind-force, the turning of locking device 3 can produce the power of compressing and reduce roof boarding 2 further and lifted The probability turned over, the wind resistance being effectively improved roof board system takes off ability.

Continue optimize above-described embodiment, in rib of slab 23, be positioned at lower section extension be tilting section 231, tilting section 231 by The end of body 21 extends formation obliquely, and extension above is then vertical section 233, and this vertical section 233 is along bending The upper end of section 232 extends formation straight up.Tilting section 231 is arranged obliquely, and body 21 is horizontally disposed with, and both enclose the angle set More than 90 degree and less than 180 degree, i.e. tilting section 231 is along away from the direction of body 21 and extending obliquely, thus not only strengthens The intensity of roof boarding 2, also allows for extending partially into bending segment 232 corner of locking device 3 simultaneously, and vertically section 233 is erected Directly set up, roof boarding 2 wind resistance can be improved and take off ability.Usually, bending segment 232 includes two parts, and respectively first Cambered plate 2321 and the second cambered plate 2322, be smoothly connected between the two, and the upper end of tilting section 231 is smoothly connected to the first arc Panel 2321, also for being smoothly connected between the second cambered plate 2322 and vertically section 233, and after installing with locking device 3, first Cambered plate 2321 is supported to the turning of locking device 3, and the second cambered plate 2322 partially surrounds the turning of locking device 3, makes Obtain connecting portion 22 entirety to be stretched out by the turning of locking device 3.Typically, the radius of curvature of the first cambered plate 2321 is more than second The radius of curvature of cambered plate 2322, the turning of locking device 3 is two vertically disposed planar structures, the first cambered plate 2321 with Two planar structures are the most tangent, and extend laterally along horizontally disposed planar structure, and the second cambered plate 2322 is by wrapping around This planar structure, such that it is able to when wind takes off roof boarding 2, strengthen roof boarding by the fit structure at this turning with bending segment 232 The wind resistance of system takes off ability.

See Fig. 6 and Fig. 8, further refine buckle joint 24 structure, buckle joint 24 have horizontal segment 241 and on Tiltedly section 242, horizontal segment 241 one end is connected with the upper end of rib of slab 23, the upper end horizontal buckling shape of the most vertical section 233 Becoming, its other end is then connected to the bottom of upsloping segment 242, i.e. upsloping segment 242 and is bent obliquely by this end of horizontal segment 241 Formed.In the present embodiment, upsloping segment 242 is similar with the bearing of trend of the tilting section 231 of rib of slab 23, and it is with horizontal segment 241 Extending laterally, when roof boarding 2 is installed with locking device 3, upsloping segment 242 stretches into the inner side of locking device 3, locks dress simultaneously Put 3 vertical level of compression sections 241, to this assume roof boarding 2 be lifted, then need the active force first producing horizontal direction by upper tiltedly Section 242 is bent to and horizontal segment 241 same plane, then proceedes to use the active force in horizontal direction by both by vertically clamping Extracting out in locking device 3 under state, difficulty is the highest, and the roof board system wind uplift resistance i.e. using this structure to install is non- Chang Hao.

Optimizing the structure of above-mentioned buckle joint 24, buckle joint 24 also has inflection section 243, this inflection section 243 be above-mentioned upper tiltedly The upper end inflection of section 242 is formed, and its fit successively upsloping segment 242 and horizontal segment 241.In the present embodiment, making buckle joint Forming inflection section 243 by roll folding when 24, inflection section 243 extends along upsloping segment 242 with horizontal segment 241 laminating so that button Joint 24 is double-decker in upsloping segment 242 and horizontal segment 241 part, such that it is able to improve the intensity of buckle joint 24 part, And when being stretched into inside locking device 3 by upsloping segment 242, inflection section 243 also has part-structure and is positioned at locking device 3, right This wind needs Synchronous Bending by both when taking off roof boarding 2, i.e. can improve the wind uplift resistance of roof board system further.Typically Ground, also has catch 244 in inflection section 243 away from the end of upsloping segment 242, and this catch 244 is stretched out by horizontal segment 241, and Extending obliquely, it can block the laminating gap between inflection section 243 and horizontal segment 241, it is to avoid rainwater is penetrated into by this gap In locking device 3.

See Fig. 3, Fig. 4, Fig. 7 and Fig. 9, further the connected mode between refinement locking device 3 and secondary purlin 1, Roof board system also includes bridgeware 4, and locking device 3 is installed on the secondary purlin 1 of correspondence by bridgeware 4.For conversion Part 4, includes connecting plate 41, and connecting plate 41 has uncovered U-clamp groove 411 straight down, and secondary purlin 1 partially passes through and blocks and sets In U-clamp groove 411, carry out installing by horizontally disposed connector 412 between the two and fix.In the present embodiment, U-clamp groove 411 are inverted, secondary purlin 1 through after U-clamp groove 411, the inwall laminating of its outer surface and U-clamp groove 411, connecting plate 41 back-off in On secondary purlin 1, can be formed locking device 3 and the supporting role of roof boarding 2 by secondary purlin 1, U-clamp groove 411 simultaneously And being attached fixing by connector 412 between secondary purlin 1, connector 412 is horizontally disposed with, and can bear on vertical direction Active force, and will not be come off by connecting plate 41 easily, the stability being connected between connecting plate 41 with secondary purlin 1 can be improved, And then also be able to ensure that the wind resistance of roof board system takes off ability.Two kinds of embodiments, one of which can be had for connector 412 Connector 412 is some tapping screws, shoots screw, screw level connection joint connecting plate 41 in the equal level in the both sides of U-clamp groove 411 Respective side all shoot two screws, and spaced setting with time purlin 1, the typically every side at U-clamp groove 411, connect Installation between plate 41 and secondary purlin 1 is more convenient；And in a further mode of operation, connector 412 is at least one root length bolt, Secondary purlin 1 all offers connecting hole on the both sides of U-clamp groove 411, by connecting plate 41 back-off on secondary purlin 1 after, Mei Yigen Stay bolt sequentially passes through the connecting hole being located along the same line, and then uses nut check to fix this stay bolt, usually, at this Planting stay bolt in structure and be also two, both are also adopted by mode fixed connecting plate 41 and time purlin 1 at interval.

Referring specifically to Fig. 3 and Fig. 4, the structure of transformation part 4, the upper surface of connecting plate 41 is provided with at least one Group connects seat 42, can be connected fixing with locking device 3 by connecting plate 41 by connecting seat 42.In this utility model, connecting plate 41 is opened Being provided with inverted U-clamp groove 411, its inwall needs the outer surface laminating with time purlin 1, to this present embodiment at connecting plate 41 Upper surface be provided with connection seat 42, during making connect seat 42 one-body molded with connecting plate 41, locking device 3 by be connected seat 42 Install to fix and realize and the connection of time purlin 1, the attachment structure between locking device 3 and bridgeware 4 can be prevented effectively from and do Relate to the connected mode between connecting plate 41 and secondary purlin 1.For connecting seat 42, it offers horizontally disposed through hole 421, should Through hole 421 has opening at the upper surface connecting seat 42, is provided with at least one connecting bolt 422, respectively in this through hole 421 The head of connecting bolt 422 is arranged in the through hole 421 of correspondence, and its threaded shank then can be stretched out by corresponding opening, and be positioned at Locking device 3 above it uses nut check to fix.When mounted, can be by connecting bolt 422 by the end of corresponding through hole 421 Slide to installation site along its length, more convenient, and in the present embodiment, the width dimensions connecting seat 42 upper shed should be little In the width dimensions of through hole 421, i.e. when being arranged in through hole 421 by the head of connecting bolt 422, connecting bolt 422 will not Being skidded off by its opening, and connect and be fixed with bolts between seat 42 and locking device 3, structural stability is the highest, and And use this form, connecting bolt 422 to only limit the degree of freedom on locking device 3 vertical direction and width, when When roof board system expands with heat and contract with cold, connecting bolt 422 can along the length direction of through hole 421 slidably, and then can drive Roof boarding 2 and locking device 3 slidably stretch, and do not produce temperature stress, ensure that the reliable of roof boarding 2 properties Property.Additionally the most all offering conduit in the two opposite side walls of each through hole 421, two conduits are all along the length direction of through hole 421 Arrange and be respectively positioned in same plane, when in the through hole 421 that connecting bolt 422 is arranged in correspondence, sheathed in threaded shank Pad just part is arranged in two conduits, and pad is difficult to be come off by corresponding connection seat 42, can strengthen connecting bolt 422 Threaded stability.

Preferably, connecting plate 41 being provided with two groups and connects seat 42, two groups connect seat 42 parallel interval and arrange, and generally divide It is not positioned at two relative edges of connecting plate 41 upper surface, for the direction of through hole 421, then should be with the side of installing of secondary purlin 1 To identical, and it is perpendicular to the length direction of locking device 3, in each through hole 421, is all arranged with two connecting bolts 422, two Connecting bolt 422 is all spaced setting successively along the length direction of through hole 421, to this each locking device 3 and the most corresponding one Having four connecting portions 22 between root time purlin 1, after each position all uses connecting bolt 422 fixing, locking device 3 exists The effect of bridgeware 4 is lower can be stably installed on the secondary purlin 1 of correspondence.Optimize the company connected between seat 42 and locking device 3 Access node structure, the upper surface of every a connecting seat 42 is the plane being positioned at corresponding opening both sides, and the upper surface i.e. connecting seat 42 is water Plane, when using connecting bolt 422 fixed conversion part 4 and locking device 3, the lower end of locking device 3 and every a connecting seat 42 Upper surface laminating, there is bigger contact area between the two, connective stability between the two can be strengthened further.

Seeing Fig. 7-Fig. 9, further, the structure of refinement locking device 3, it includes bearing Os Draconis 31 and is positioned at Gland 32 on seat Os Draconis 31, the upper end of every a junction 22 is all arranged between bearing Os Draconis 31 and the gland 32 of correspondence.This In embodiment, bearing Os Draconis 31 and gland 32 cooperatively form compressing structure, and bearing Os Draconis 31 are stretched in the upper part of connecting portion 22 And between gland 32, and after bearing Os Draconis 31 are locked with gland 32, both vertically clamp the upper end of connecting portion 22, specially connect Connect buckle joint 24 part in portion 22, its upsloping segment 242 and part inflection section 243 to stretch into bearing Os Draconis 31 and enclose with gland 32 and to set In space, its horizontal segment 241 and part inflection section 243 are between bearing Os Draconis 31 and gland 32 simultaneously, when bearing Os Draconis After 31 lock with gland 32, both vertically compress the horizontal segment 241 and part inflection section 243 being positioned between the two, thus realize Being stably connected with between roof boarding 2 and locking device 3, and under impaction state, upsloping segment 242 is difficult to part inflection section 243 Deviate from by enclosing the space set between gland 32 and bearing Os Draconis 31 in the case of overcoming deformation acting, i.e. use this compression The mode of fixing roof boarding 2 can be greatly improved the wind uplift resistance of roof boarding 2.

See Fig. 8, optimize above-described embodiment, by spaced some compression spiral shells between bearing Os Draconis 31 and gland 32 Bolt 33 connects fixing, then offers the link slot 311 arranged along its length, each hold-down bolt 33 on bearing Os Draconis 31 Head be all arranged in link slot 311, its threaded shank is then stretched out by this link slot 311 and is connected with the gland 32 being positioned above Fixing.In the present embodiment, each hold-down bolt 33 is spaced setting successively along the length direction of link slot 311, specially can be spaced About 300mm arranges a hold-down bolt 33, its be connected with gland 32 fixing after, gland 32 is locked with bearing Os Draconis 31, enters And both vertically compress horizontal segment 241 and the part inflection section 243 of roof boarding 2, and due between gland 32 and bearing Os Draconis 31 Connect for bolt.Attachment security is reliable, can be securely fastened on time purlin 1 by locking device 3 by roof boarding 2, and wind resistance takes off energy Power is strong.The length of link slot 311 is identical with the length direction of bearing Os Draconis 31, is the width of roof boarding 2, compresses this Bolt 33 only limit the degree of freedom of roof boarding 2 vertical direction and plate width direction, and does not limit roof boarding 2 plate length direction Degree of freedom so that roof board system can also adapt to performance of expanding with heat and contract with cold, roof boarding 2 is carrying out variations in temperature Time, do not produce temperature stress, the reliability of roof boarding 2 properties can be further ensured that.

Continue to optimize the fit structure between bearing Os Draconis 31 and gland 32, the inner surface of gland 32 has vertically to Two strip plates 321 of lower setting, two strip plates 321 all extend along the length direction of gland 32, are the width of roof boarding 2 Direction, encloses between the two to set and forms certain space, and the end sections of roof boarding 2 connecting portion 22 stretches into this and encloses and set in space, with Time when using hold-down bolt 33 to lock gland 32 with bearing Os Draconis 31, strip plate 321 vertically compresses the connecting portion 22 of correspondence The upsloping segment 242 of end construction, specially buckle joint 24 and part inflection section 243 stretch into two strip plates 321 and enclose the sky set In, and strip plate 321 vertically compresses horizontal segment 241 and another part inflection section 243 of buckle joint 24.

See Fig. 8 and Fig. 9, when using gland 32 compressing support Os Draconis 31, the projection of gland 32 in the vertical direction More than the vertical projection of bearing Os Draconis 31, i.e. gland 32 cap mount Os Draconis 31, and also the edge of gland 32 also has outwards The rib 322 that skew back downwardly extends, it can to a certain degree be prevented effectively from extraneous rainwater between bearing Os Draconis 31 and gland 32 Compress position penetrate into roof boarding 2 downside.And on the other hand, the upper surface at gland 32 is provided with waterproof block 34, when When hold-down bolt 33 is connected with gland 32, each hold-down bolt 33 is stretched out by the connecting hole offered on gland 32, and waterproof block 34 equal cover caps in top that each hold-down bolt 33 can be stretched out gland 32 are in it, such that it is able to avoid the portion that hold-down bolt 33 stretches out Exceptionally reveal, and then be not only possible to prevent it by raindrop erosion, be possible to prevent rainwater to be penetrated into by the connecting hole on gland 32 simultaneously In bearing Os Draconis 31, i.e. use waterproof block 34 can be greatly improved the water resistance of roof board system, ensure locking dress simultaneously Put the service life of 3.For being connected for dismounting between gland 32 with waterproof block 34, waterproof block 34 can be beaten by gland 32 Opening, the specially upper surface at gland 32 is provided with two clamp bar slots 323 protruding its surface, and two draw-in grooves 323 are arranged side by side, opening The most horizontally toward and direction mutually deviates from, each hold-down bolt 33 extension is respectively positioned between two clamp bar slots 323, the most waterproof Block 34 has two row's buckles 341, and each buckle 341 is arranged in corresponding draw-in groove 323 respectively.At above-described embodiment In, for clamping between waterproof block 34 and gland 32, not only dismount the most very convenient, and preferable sealing can be formed Can, extraneous rainwater is difficult to be penetrated in waterproof block 34 by clamping position between the two.

Further, between bearing Os Draconis 31 and gland 32, some spring fasteners 35, each spring fastener 35 also it are folded with Length direction along bearing Os Draconis 31 is spaced setting successively respectively, and its installation position is similar with hold-down bolt 33, and interval 300mm is left The right side, is provided with perforate on each spring fastener 35, and hold-down bolt 33 can be passed by the perforate of corresponding spring fastener 35.This In embodiment, spring fastener 35 is the symmetrical bending structure with hold-down bolt 33 as axis, the bending mode of its every half and button Horizontal segment 241 and the upsloping segment 242 of joint 24 are similar, and it is between gland 32 and buckle joint 24, gland 32 with After seat Os Draconis 31 locking, its part-structure fits in the inflection section 243 of buckle joint 24, can be further by spring fastener 35 Improve roof boarding 2 buckle joint 24 compression effect between gland 32 and bearing Os Draconis 31, the wind uplift resistance of roof board system More preferably.Further, between spring fastener 35 and gland 32, also it is folded with rubber strip 36, due to each spring fastener 35 and pressure To there being two compacted position between lid 32, being two to this rubber strip 36, each root rubber bar 36 is all along bearing Os Draconis 31 Length direction is arranged, and general spring fastener 35 is also made for metal material, and the metal material character between its from gland 32 is different, Separated by rubber strip 36, can avoid producing between gland 32 and spring fastener 35 electrochemical corrosion, can also play simultaneously Good waterproof effect.

See Fig. 4, Fig. 7 and Fig. 8, can directly be erected on bridgeware 4 for bearing Os Draconis 31, i.e. bearing Os Draconis 31 Bottom and bridgeware 4 between be connected by connecting bolt 422, certainly can also be formed with turning knot on bearing Os Draconis 31 Structure, this corner structure can coordinate with the bending segment 232 of roof boarding 2 connecting portion 22, to strengthen the wind uplift resistance of roof boarding 2, when So it is also possible that bridgeware 4 does not include connection seat 42 structure, the bottom of bearing Os Draconis 31 and the upper surface one of connecting plate 41 Body formed, i.e. both are an entirety, thus eliminate attachment structure between the two.

And in another embodiment, locking device 3 also includes at least one bracing frame 37 structure, bearing Os Draconis 31 And being attached by least one bracing frame 37 between bridgeware 4, the lower end of bracing frame 37 and bridgeware 4 are installed fixing, and Its lower end then supports hold-down support Os Draconis 31, and when bracing frame 37 is one, then it is elongated structure, and it is along bearing Os Draconis 31 Length direction is extended, and when bracing frame 37 is multiple, the size of the most single bracing frame 37 is less, and each bracing frame 37 is along propping up The length direction of seat Os Draconis 31 is spaced setting successively.For between bracing frame 37 and bridgeware 4, it would however also be possible to employ two kinds of structure shapes Formula, is structure as a whole between bracing frame 37 and bridgeware 4, and the lower end of bracing frame 37 is integrated into the upper surface of connecting plate 41 Type, both are an entirety, between without by connect seat 42 be attached fixing.Another way is then, bracing frame 37 Being two parts with connecting plate 41, fixing by connecting seat 42 connection between the two, in such an embodiment, bracing frame 37 includes Seat board 371, seat board 371 is positioned on two connection seats 42 of bridgeware 4, uses two between seat board 371 and every a connecting seat 42 Connecting bolt 422 connects fixing, concurrently forms the support effects to bracing frame 37.

Seeing Fig. 8, continue the structure of refinement bracing frame 37, it also includes the gripper shoe 372 being vertically arranged and is positioned at The union joint 373 of gripper shoe 372 upper end, gripper shoe 372 is erected on seat board 371, connects seat 42 plate and company by gripper shoe 372 Joint 373, union joint 373 is then for supporting and fixing bearing Os Draconis 31, union joint 373, gripper shoe 372 and seat board 371 Three is formed in one, and union joint 373 level protrudes gripper shoe 372, is formed between this union joint 373 and gripper shoe 372 The corner structure arranged downward, the first cambered plate 2321 of roof boarding 2 bending segment 232 just can be supported to this turning In, and the most tangent with the bottom surface of gripper shoe 372 and union joint 373, the second cambered plate 2322 is around union joint 373 level side simultaneously To one end winding.Generally the mode of clamping is used to carry out installation between union joint 373 and bearing Os Draconis 31 fixing, Ji Jiangzhi The bottom card of seat Os Draconis 31 is tightly fixed on union joint 373, and the platform that specially union joint 373 protrudes for level is opened on platform Being provided with at least one latch 3721 caved in, latch 3721 runs through whole platform, accordingly along the length direction of bearing Os Draconis 31 At least one card base 312, card base 312 and latch 3721 one_to_one corresponding it is provided with, by bearing dragon in the bottom of bearing Os Draconis 31 When bone 31 and bracing frame 37 are installed, each card base 312 stretches in this latch 3721 along corresponding latch 3721 end, and card Foot 312 is sticked in latch 3721.For the shape of latch 3721 with card base 312, its cross section vertically is the most trapezoidal, And bottom right is supreme tapered, when being sticked in this by card base 312 in corresponding latch 3721, card base 312 will not be easily by corresponding card Abjection in tooth 3721, stability is higher, vertically and hangs down simultaneously because latch 3721 only limit bearing Os Draconis 31 The degree of freedom of its length direction straight, and do not limit the degree of freedom of its length direction, occurs expanding with heat and contract with cold at roof boarding 2 to this In the case of, bearing Os Draconis 31 can also produce slip along its length, it is difficult to produces temperature stress, it is possible to be further ensured that The reliability of roof boarding 2 properties.Additionally for platform, its height dimension vertically gone up is smaller, is adopting this When partially surrounding platform with the second cambered plate 2322, the second cambered plate 2322 can use the less angle of bend can be around flat The distance that platform end is vertically gone up, the second cambered plate 2322 part-structure is wrapped in the lower surface of platform, part-structure Parcel platform upper surface, both ensure that constructional appearance demand, and can improve roof boarding 2 wind resistance further takes off ability simultaneously.

See Fig. 2, further, refine time purlin 1, main purlin 5, roof boarding 2 and base plate 6 in above-mentioned roof board system Between annexation, roof boarding 2 is mainly fixed on by above-mentioned locking device 3 on the secondary purlin 1 of correspondence, and base plate 6 And then can use two kinds of mounting means between main purlin 5, one of which is, base plate 6 is installed on the top of main purlin 5, base plate 6 And it is locked by some tapping screws between the upper surface of corresponding main purlin 5, secondary purlin 1 is further fixed on installed part 51, this installed part 51 is the most u-shaped close with the structure of connecting plate 41, but its right-hand thread time purlin 1 lower part structure, both it Between be also adopted by horizontally disposed tapping screw or bolt and connect fixing, the position of installed part 51 is just being offered out by base plate 6 Hole, the bottom of installed part 51 contacts with main purlin 5 after this perforate, welds at both contact positions；And separately In a kind of mode, base plate 6 is installed on the lower section of main purlin 5, uses some self tapping spiral shells between the lower surface of base plate 6 and main purlin 5 Nail is locked, and the most main purlin 5 and time purlin 1 are respectively positioned on base plate 6 and enclose in the confined space set with roof boarding 2, and main purlin 5 does not has Have and expose, now main purlin 5 can be contacted with time purlin 1, directly weld at both contacts site.For main purlin The mode being crisscross arranged can be used between bar 5 and secondary purlin 1 to be attached, and the length of the most main purlin 5 extends perpendicularly to The length bearing of trend of secondary purlin 1, it can improve the intensity that roof board system is overall.

The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, all at this Within the spirit of utility model and principle, any modification, equivalent substitution and improvement etc. made, should be included in this utility model Protection domain within.

Claims (16)

1. can improve a double-deck roof board system for wind uplift resistance, including main purlin, secondary purlin, roof boarding and base plate, Described roof boarding is installed on described purlin, and described base plate is installed on described main purlin, and described time purlin is positioned at described master On purlin and fix between the two and connect, it is characterised in that: each described roof boarding all includes time purlin described in horizontal frame adjacent two Body and lay respectively at two connecting portions at described body ends, each described connecting portion is by described body The bending of wherein one end extend and formed, connected solid between adjacent two described roof boardings by adjacent two described connecting portions Fixed, and at each described connecting portion, it is provided with the locking device for connecting another parts, described connecting portion is away from described The end sections of body stretches into and compresses along the direction being perpendicular to roof boarding in the described locking device of its correspondence, each described locking dress Put on described the purlin being each attached to correspondence.

The double-deck roof board system of wind uplift resistance can be improved the most as claimed in claim 1, it is characterised in that: described connecting portion Bend the rib of slab extended including the end along described body and be positioned at the described rib of slab snapping away from the end of described body Head, described buckle joint stretches in described locking device.

The double-deck roof board system of wind uplift resistance can be improved the most as claimed in claim 2, it is characterised in that: described rib of slab has Have stretch upwards two sections of extensions and can support to the turning that described locking device is arranged down and around described turning to The bending segment of upper bending, described bending segment connects extension described in two, and wherein extension described in by the end of described body It is bent to form.

The double-deck roof board system of wind uplift resistance can be improved the most as claimed in claim 2, it is characterised in that: described buckle joint There is the horizontal segment vertically compressed by described locking device and the upsloping segment in installed part can be stretched into, described horizontal segment one end with The upper end of rib of slab connects, and the other end is connected to the bottom of described upsloping segment.

The double-deck roof board system of wind uplift resistance can be improved the most as claimed in claim 4, it is characterised in that: described buckle joint Also having inflection section, described inflection section is along the upper end inflection of described upsloping segment and fit successively described upsloping segment and described level Section.

The double-deck roof board system of wind uplift resistance can be improved the most as claimed in claim 1, it is characterised in that: described locking dress Put and be installed on described purlin of correspondence by a bridgeware.

The double-deck roof board system of wind uplift resistance can be improved the most as claimed in claim 6, it is characterised in that: described bridgeware Including connecting plate, described connecting plate has uncovered U-clamp groove straight down, and described time purlin part is arranged in described U-clamp In groove, and fixed by horizontally disposed connector between the two.

The double-deck roof board system of wind uplift resistance can be improved the most as claimed in claim 7, it is characterised in that: described connecting plate Upper surface on be provided with least one set connect seat, each described connection seat is respectively provided with horizontally disposed through hole, and described through hole Having opening at the upper surface of described connection seat, at least one connecting bolt part is arranged in described through hole and its threaded shank Stretched out by described opening and connect corresponding described locking device.

The double-deck roof board system of wind uplift resistance can be improved the most as claimed in claim 1, it is characterised in that: described locking dress Putting the gland including that bearing Os Draconis and lid are encapsulated on described bearing Os Draconis, the upper end of each described connecting portion is all arranged in correspondence Between described bearing Os Draconis and described gland.

The double-deck roof board system of wind uplift resistance can be improved the most as claimed in claim 9, it is characterised in that: described bearing Be connected fixing between Os Draconis with described gland by spaced some hold-down bolts, the head of each described hold-down bolt all blocks It is located in the link slot of described bearing Os Draconis.

The 11. double-deck roof board systems that can improve wind uplift resistance as claimed in claim 10, it is characterised in that: described gland Inner surface there are two strip plates arranged straight down, the end of described connecting portion is stretched into strip plate described in two and is enclosed and set In space, and described strip plate clamps described connecting portion with described bearing Os Draconis.

The 12. double-deck roof board systems that can improve wind uplift resistance as claimed in claim 11, it is characterised in that: in described It is folded with the some spring fasteners for clamping described roof boarding end, each described spring fastener between seat Os Draconis and described gland Length direction along described gland is spaced setting successively, each described spring fastener offers for corresponding described compression spiral shell The perforate that bolt passes.

The 13. double-deck roof board systems that can improve wind uplift resistance as claimed in claim 12, it is characterised in that: in described bullet It is folded with rubber strip between spring fastener and described gland.

The 14. double-deck roof board systems that can improve wind uplift resistance as claimed in claim 1, it is characterised in that: described main purlin Bar is positioned at the lower section of described base plate, and described purlin is fixedly connected with installed part, and described installed part is through being opened in the described end Perforate on plate is fixing with described main purlin to be connected.

The 15. double-deck roof board systems that can improve wind uplift resistance as claimed in claim 1, it is characterised in that: described main purlin Bar is positioned at the top of described base plate, welds between described main purlin with described purlin, and described base plate is locked in institute by screw State on the lower surface of main purlin.

The 16. double-deck roof board systems that can improve wind uplift resistance as claimed in claim 1, it is characterised in that: described main purlin The length of bar extends perpendicularly to the length bearing of trend of described purlin.