阅读说明：本技术 一种金属屋面系统 (Metal roof system ) 是由 雷勇 高文涛 于 2020-03-27 设计创作，主要内容包括：本发明提供了一种金属屋面系统,包括金属屋面及屋面底板,金属屋面由若干块金属屋面板依次连接形成,屋面底板由若干块吊底板依次连接形成。金属屋面系统还包括多个连接结构,连接结构的顶部与金属屋面连接,连接结构的底部与屋面底板连接。连接结构上设有一排多个贯穿孔,贯穿孔沿连接结构的长度方向设置,且贯穿孔形成主檩穿过的贯穿区。金属屋面系统还包括岩棉层,岩棉层位于连接结构、主檩、金属屋面、屋面底板四者围成的方形区域内。金属屋面系统还包括位于屋面底板上部的玻璃丝棉层及透气膜层。本发明的金属屋系统具有无需次檩的搭设,减少了施工强度、简化了施工方法、提高了施工效率、降低了施工成本。(The invention provides a metal roof system which comprises a metal roof and a roof bottom plate, wherein the metal roof is formed by sequentially connecting a plurality of metal roof boards, and the roof bottom plate is formed by sequentially connecting a plurality of hanging bottom plates. The metal roof system further comprises a plurality of connecting structures, the tops of the connecting structures are connected with the metal roof, and the bottoms of the connecting structures are connected with the roof bottom plate. The connecting structure is provided with a row of a plurality of through holes, the through holes are arranged along the length direction of the connecting structure, and the through holes form a through area through which the main purlin passes. The metal roofing system still includes the rock wool layer, and the rock wool layer is located the square region that connection structure, main purlin, metal roofing, roofing bottom plate enclose. The metal roof system also comprises a glass wool layer and a breathable film layer which are positioned on the upper part of the roof bottom plate. The metal house system provided by the invention has the advantages that secondary purlin erection is not required, the construction strength is reduced, the construction method is simplified, the construction efficiency is improved, and the construction cost is reduced.)

1. The utility model provides a metal roofing system, includes metal roofing and floor slab, the metal roofing connects gradually the formation by a plurality of metal roof boarding, the floor slab hangs the floor slab and connects gradually its characterized in that by a plurality of pieces: the metal roof system further comprises a plurality of connecting structures, the tops of the connecting structures are connected with the metal roof, and the bottoms of the connecting structures are connected with the roof bottom plate; the connecting structure is provided with a row of a plurality of through holes, the through holes are arranged along the length direction of the connecting structure, and the through holes form a penetrating area through which the main purlin passes;

the metal roof system further comprises a rock wool layer, and the rock wool layer is located in a square area formed by the connection structure, the main purlin, the metal roof and the roof bottom plate in a surrounding mode;

the metal roof system also comprises a glass wool layer and a breathable film layer which are positioned on the upper part of the roof bottom plate.

2. The metal roofing system of claim 1, wherein: the metal roof system is a plane curve-free metal roof system, the adjacent metal roof boards are contacted and buckled and connected through an aluminum-magnesium-manganese alloy buckle cover, the upper end of the connecting structure is connected with the edge of the metal roof board in an occlusion way, and the lower end of the connecting structure is buckled and connected with the buckle edge of the hanging bottom board;

the connecting structure is a plate-type or box-type structure and comprises an upper seaming part, a lower buckling part and a supporting part;

the upper seaming part is positioned at the upper end of the connecting structure, and the upper seaming part is of a V-shaped structure; one side of the V-shaped structure is connected with the right side seam of the nth metal roof panel, and the other side of the V-shaped structure is connected with the left side seam of the (n + 1) th metal roof panel;

the lower buckling part is positioned at the lower end of the connecting structure, and the lower buckling part is of an inverted V-shaped structure; one side of the inverted V-shaped structure is connected with the right side of the kth hanging bottom plate in a buckling manner, and the other side of the inverted V-shaped structure is connected with the left side of the (k + 1) th hanging bottom plate in a buckling manner;

the supporting part is positioned between the upper seaming part and the lower buckling part, and the through hole is formed in the supporting part.

3. The metal roofing system of claim 2, wherein: the connecting structure comprises a left plate type purline and a right plate type purline, the left plate type purline is inwards bent to form at least 1 left seaming part, and the right plate type purline is inwards bent to form a right seaming part matched with the left seaming part;

the left seaming part and the right seaming part are buckled to form a connecting part of the left side plate-type purline and the right side plate-type purline, and the connecting part is arranged along the height direction of the connecting structure.

4. A metal roofing system according to claim 3, wherein: two ends of the connecting part are respectively provided with a supporting structure parallel to the connecting part;

and a right-angle corner connector is arranged at the contact part of the main purlin and the supporting structure and/or the connecting part, so that the main purlin is fixed on the connecting structure through screws.

5. The metal roofing system of claim 4, wherein: the supporting structure comprises a square left bending convex part and a square right bending convex part, and the left bending convex part and the right bending convex part are both perpendicular to the main purlin; the left bending convex part is formed by bending the left plate-type purline in an outward mode, and the right bending convex part is formed by bending the right plate-type purline in an outward mode.

6. The metal roofing system of claim 2, wherein: the plane does not have curve metal roofing system still including being located rock wool layer backup pad and a plurality of corrugated sheet in the square region, just rock wool layer backup pad reaches the corrugated sheet all is located the below on rock wool layer.

7. The metal roofing system of claim 1, wherein: the metal roof system is a multi-curve special-shaped metal roof system, and the connecting structure comprises an arc-shaped support and a truss structure;

the arc-shaped bracket is positioned at the lower part of the adjacent metal roof panel;

the top of the truss structure is fixedly connected with the lower end of the arc-shaped support, and the bottom of the truss structure is fixedly connected with the roof bottom plate through a buckle cover.

8. The metal roofing system of claim 7, wherein: the truss structure comprises an upper steel bar component and a lower steel bar component;

the upper steel bar assembly comprises more than or equal to 1 parallel upper steel bars, the upper steel bar assembly is fixedly connected with the arc-shaped support, and the upper steel bar assembly has a radian matched with the arc-shaped support;

the lower steel bar assembly comprises lower steel bars the number of which is consistent with that of the upper steel bars, and the lower steel bars are fixedly connected with the hanging bottom plate through the buckle cover;

the truss structure further comprises a plurality of support rods located between the upper reinforcing steel bar assembly and the lower reinforcing steel bar assembly, penetrating areas through which main purlins penetrate are further arranged between the support rods, and the number of the penetrating areas is larger than or equal to that of the main purlins.

9. The metal roofing system of claim 7, wherein: the radian of upper portion reinforcing bar subassembly is 10~ 180.

10. The metal roofing system of claim 7, wherein: the connecting structure further comprises protective nets which are positioned on two sides of the truss structure and on the upper portion of the roof bottom plate and fixedly connected with the truss structure, and holes corresponding to the penetrating areas are formed in the protective nets.

Technical Field

The invention relates to the technical field of roofs of buildings, in particular to a metal roof system which is suitable for building a flat non-curve or multi-curve special-shaped metal house.

Background

Steel structure buildings are made of steel materials and are one of the common types of building structures at present. At present, a steel structure building is a building roof truss consisting of beam steel, steel columns, a main purlin, a secondary purlin and other members, and a metal roof system is erected on the building roof truss to form a complete building, such as a large-scale factory building, a venue, a famous building and the like.

The metal roof system is used as a plate of a steel structure building, is often used in building engineering, and is used for water-proof and sun-proof protection of the steel structure building. The metal roofing system is the steel construction building outmost, generally directly fixes through main purlin and inferior purlin of screw and building roof truss, is in natural environment such as the difference in temperature is big for a long time, strong wind, heavy rain, and the screw drops and becomes flexible, leaks out, abnormal conditions such as noise appear easily in its fixed department, leads to continuous to restoreing the steel construction building, has influenced steel construction building's normal use and life.

Moreover, the top of current building roof truss all generally need set up a plurality of inferior purlins on main purlin to ensure the intensity on building roof, set up a plurality of inferior purlins on main purlin, can appear following several kinds of drawbacks: 1. the number of secondary purlins is large, the erection period is long, and the raw material cost and the construction cost of the steel structure building are greatly increased; 2. when the secondary purlins are erected on the main purlins, operators are required to install a roof bottom plate below the main purlins, and then rock wool layers, metal roof plates and other structures are erected above the main purlins, so that the metal roof system is complicated in erection operation, low in erection efficiency, high in erection cost and high in labor intensity of the operators; 3. a plurality of inferior purlins can produce more serious load pressure to main purlin, and the required quality of main purlin has greatly improved the raw materials cost of main purlin.

Accordingly, there is a need for improvements in existing metal house systems that address the above-mentioned problems.

Disclosure of Invention

The invention aims to design a novel connecting structure on the premise of ensuring the strength and the tightness of a metal house by improving the conventional metal roof system, thereby avoiding building a secondary purlin on a main purlin of the metal house, reducing the construction strength, simplifying the construction method, improving the construction efficiency and reducing the construction cost.

The technical scheme for realizing the purpose of the invention is as follows: a metal roof system comprises a metal roof and a roof bottom plate, wherein the metal roof is formed by sequentially connecting a plurality of metal roof boards, and the roof bottom plate is formed by sequentially connecting a plurality of hanging bottom plates.

The metal roof system further comprises a plurality of connecting structures, the tops of the connecting structures are connected with the metal roof, and the bottoms of the connecting structures are connected with the roof bottom plate. The connecting structure is provided with a row of a plurality of through holes, the through holes are arranged along the length direction of the connecting structure, and the through holes form a through area through which the main purlin passes.

The metal roofing system still includes the rock wool layer, and the rock wool layer is located the square region that connection structure, main purlin, metal roofing, roofing bottom plate enclose. The metal roof system also comprises a glass wool layer and a breathable film layer which are positioned on the upper part of the roof bottom plate.

The invention improves the existing metal roof system, a plurality of connecting structures are arranged between the metal roof and the roof bottom plate, and the main purlin of the metal roof system passes through the through holes on the connecting structures. On one hand, the connecting structure can stably connect the metal roof, the roof bottom plate and the main purlin to form a stable roof system; on the other hand, the secondary purlin can replace a secondary purlin in the existing roof system, so that the construction cost and steps of a building roof truss are reduced, the construction cost of the metal roof system is improved, and the construction efficiency is improved.

When the metal roof system is a plane curve-free metal roof system, the adjacent metal roof boards are contacted and buckled and connected through the aluminum-magnesium-manganese alloy buckle cover, and the invention further designs the connection structure of the plane curve-free metal roof system. Specifically, the upper end of the connecting structure is connected with the edge of the metal roof panel in an occluded manner, and the lower end of the connecting structure is connected with the buckling edge of the hanging bottom plate in a buckled manner. The connecting structure, the metal roof and the roof bottom plate are connected into a whole through the upper biting part in the V shape and the lower buckling part in the inverted V-shaped structure, so that the stability of the metal roof is improved.

The connecting structure is a plate-type or box-type structure and comprises an upper seaming part, a lower buckling part and a supporting part. The upper nip part is positioned at the upper end of the connecting structure, and the upper nip part is in a V-shaped structure. One side of the V-shaped structure is connected with the right side seam of the nth metal roof panel, and the other side of the V-shaped structure is connected with the left side seam of the (n + 1) th metal roof panel. The lower buckling part is positioned at the lower end of the connecting structure, and the lower buckling part is of an inverted V-shaped structure. One side of the inverted V-shaped structure is connected with the right side of the kth hanging bottom plate in a buckling manner, and the other side of the inverted V-shaped structure is connected with the left side of the (k + 1) th hanging bottom plate in a buckling manner. The supporting part is located between bite portion and the lower buckling part, and the through hole is established on the supporting part, and the supporting part has the function of current metal roofing system's inferior purlin, and it can be under the prerequisite of ensureing metal roofing system structural strength and stability, has reduced metal roofing system's construction step and cost.

Further, as the further improvement to above-mentioned connection structure, connection structure includes left side board-like purlin and right side board-like purlin, links together left side board-like purlin and right side board-like purlin, improves its support intensity, and the indent is bent and is formed 1 at least left bite portion on the board-like purlin of left side, and the indent is bent and is formed and bite the portion with the right side of left bite portion complex on the board-like purlin of right side.

The left seaming part and the right seaming part are buckled to form a connecting part of the left plate-type purline and the right plate-type purline, and the connecting part is arranged along the height direction of the connecting structure.

As the further improvement to the left plate-type purline and the right plate-type purline, the two ends of the connecting part are respectively provided with a supporting structure parallel to the connecting part, and the supporting structure can improve the contact surface between the supporting structure and the main purline. In order to fix the main purlin and the connecting structure, a right-angle corner connector is arranged at the contact position of the main purlin and the supporting structure and/or the connecting part, and the main purlin is fixed to the connecting structure through screws.

Preferably, as a further improvement on the left-side plate-type purlin and the right-side plate-type purlin, in order to increase the contact area between the supporting structure and the main purlin, improve the stability of the metal roof on the upper portion of the main purlin, and avoid the situations of falling off, air leakage, rain leakage and the like of the metal roof plate of the metal roof system in strong wind or other abnormal weather, the supporting structure provided by the invention comprises a square left bending protruding portion and a square right bending protruding portion, and the left bending protruding portion and the right bending protruding portion are both arranged perpendicular to the main purlin. Specifically, the left bending convex part is formed by bending a left plate-type purline in an outward protruding mode, and the right bending convex part is formed by bending a right plate-type purline in an outward protruding mode.

As a further improvement on the plane curve-free metal roof system, the plane curve-free metal roof system further comprises a rock wool layer supporting plate and a plurality of corrugated plates, wherein the rock wool layer supporting plate and the corrugated plates are located in the square area, and are located below the rock wool layer.

When the metal roof system is a multi-curve special-shaped metal roof system, the connecting structure of the multi-curve special-shaped metal roof system is further designed, the multi-curve special-shaped metal roof system has different radians, the connecting structure is required to have a certain arc shape during manufacturing, and the connecting structure of the box-shaped or plate-shaped structure is poor in deformation capacity, and the steel bar has the characteristics of ductility and easiness in deformation, so that the steel bar is supposed to be used as a raw material for manufacturing the connecting structure. Specifically, the connecting structure comprises an arc-shaped support and a truss structure, the arc-shaped support is located on the lower portion of the adjacent metal roof panel, the top of the truss structure is fixedly connected with the lower end of the arc-shaped support, and the bottom of the truss structure is fixedly connected with the roof bottom plate through a buckle cover.

As a drastic improvement of the above truss structure, the truss structure includes an upper reinforcement assembly and a lower reinforcement assembly.

The upper portion reinforcing bar subassembly includes more than or equal to 1 and the upper portion reinforcing bar that is parallel to each other, upper portion reinforcing bar subassembly and arc support fixed connection, and the upper portion reinforcing bar subassembly have with arc support matched with radian. The reinforcing bar has ductility and plasticity for upper portion reinforcing bar subassembly can be applicable to the use in the arc metal room of different curved surfaces according to the radian of arc metal roofing and the length selectivity's of roofing processing.

The lower steel bar assembly comprises lower steel bars the number of which is consistent with that of the upper steel bars, and the lower steel bars are fixedly connected with the hanging bottom plate through the buckle cover. During construction, the lower reinforcing steel bars are covered by the buckling covers and are buckled and connected with the hanging bottom plate of the roof bottom plate, so that the roof bottom plate is stably fixed on the lower portion of the connecting structure, and the stability of fixing the roof bottom plate is improved.

The truss structure further comprises a plurality of supporting rods located between the upper reinforcing steel bar assembly and the lower reinforcing steel bar assembly, penetrating areas where main purlins penetrate are further arranged between the supporting rods, and the number of the penetrating areas is larger than or equal to the number of the main purlins. The bracing piece welding can improve bearing structure's intensity between upper portion reinforcing bar subassembly and lower part reinforcing bar subassembly. Meanwhile, the adjacent support rods are spaced, so that the main purlin can penetrate conveniently, the weight of the connecting structure of the truss structure is light, and the heavy load on the main purlin is small.

As a radical improvement to the truss structure, the radian of the upper steel bar assembly is 10-180 degrees.

As a radical improvement to the truss structure, the connecting structure further comprises protective nets which are positioned on two sides of the truss structure and the upper part of the roof bottom plate and fixedly connected with the truss structure, and holes corresponding to the penetrating areas are formed in the protective nets. The protection network has certain pulling force, and it can bear certain construction load, improves the degree of safety of construction.

Compared with the prior art, the beneficial effects of the invention are as follows:

1. the connecting structure can be suitable for metal roof systems with various structures, can be used for connecting and supporting metal roofs and roof bottom plates, can replace secondary purlins in the existing roof systems, reduces the construction cost and steps of building roof trusses, improves the construction cost of the metal roof systems, and improves the construction efficiency.

2. The connecting structure of the plane curve-free metal roof system adopts a plate type or box type structure, and can stably connect the metal roof, the roof bottom plate and the main purlin to form a stable roof system.

3. The connecting structure of the multi-curved special-shaped metal roof system adopts a truss structure, is made of smooth steel bars or disc steel bars, has the characteristics of stable structure, simple processing method, easy processing and deformation of construction materials and the like, and can play a good supporting role for the metal roof. Simultaneously, truss structure's light in weight, when main purlin passed truss structure, the load that produces main purlin can be ignored, has reduced main purlin pressure-bearing risk.

Drawings

Fig. 1 is a schematic cross-sectional view of a metal roofing system according to example 1 of the present invention;

fig. 2 is another schematic cross-sectional view of a metal roofing system according to example 1 of the present invention;

fig. 3a is a schematic view 1 of a left-side plate-type purlin and a right-side plate-type purlin seaming connection in the connection structure according to embodiment 2 of the present invention;

fig. 3b is a schematic view 1 of the connection structure of embodiment 2 of the present invention in which the purlins of the left and right side plates are not connected by nipping;

fig. 3c is a schematic view 2 of the seaming connection of the left-side plate-type purlin and the right-side plate-type purlin in the connecting structure according to embodiment 2 of the present invention;

fig. 3d is a schematic view 2 of the left-side plate-type purlin and the right-side plate-type purlin in the connecting structure according to embodiment 2 of the present invention, which are not connected by nipping;

fig. 4 is a schematic view of a metal roofing system of a multi-curved profiled structure according to example 3 of the present invention;

fig. 5 is a schematic view of a middle upper rebar assembly or a lower rebar assembly of embodiments 3 and 4 of the invention;

fig. 6 is a front view of the connection structure in examples 3 to 5 of the present invention;

wherein, 1, metal roof boarding; 2. hanging a bottom plate; 3. a connecting structure; 4. a rock wool layer; 5. a glass wool layer; 6. a breathable film layer; 7. a main purlin; 8. a rock wool layer supporting plate; 9. a corrugated board; 10. a through hole; 11. an arc-shaped bracket; 31. an upper bite part; 32. a lower fastening part; 33. a support portion; 34. a left side plate purline; 35. a right side plate purline; 341. a left bite portion; 351. a right bite part; 36. a left bending bulge part; 37. a right bending convex part; 3-1, upper reinforcing steel bars; 3-2, lower reinforcing steel bars; 3-3, connecting the short rod; 3-4. supporting the rod; 3-5, a penetration zone; 3-6, bolts or screws; 3-7, a protective net; 3-8, binding piece.

Detailed Description

The present invention is described in detail with reference to the embodiments shown in the drawings, but it should be understood that these embodiments are not intended to limit the present invention, and those skilled in the art should understand that functional, methodological, or structural equivalents or substitutions made by these embodiments are within the scope of the present invention.

In the description of the present embodiments, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to a number of indicated technical features. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the invention, the meaning of "a plurality" is two or more unless otherwise specified.

The terms "mounted," "connected," and "coupled" are to be construed broadly and may, for example, be fixedly coupled, detachably coupled, or integrally coupled; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the creation of the present invention can be understood by those of ordinary skill in the art through specific situations.

The specific embodiment provides a metal roof system, as shown in fig. 1, 2, and 4, the metal roof system includes a metal roof and a roof bottom plate, the metal roof is formed by sequentially connecting a plurality of metal roof boards 1, and the roof bottom plate is formed by sequentially connecting a plurality of hanging bottom plates 2.

The metal roof system further comprises a plurality of connecting structures 3, the tops of the connecting structures 3 are connected with the metal roof, and the bottoms of the connecting structures 3 are connected with the roof bottom plate. The connecting structure 3 is provided with a row of a plurality of through holes, the through holes are arranged along the length direction of the connecting structure 3, and the through holes form a through area through which the main purlin passes.

The metal roofing system still includes rock wool layer 4, and rock wool layer 4 is located the square region that connection structure 3, main purlin, metal roofing, roofing bottom plate enclose.

The metal roof system also comprises a glass wool layer 5 and a breathable film layer 6 which are positioned on the upper part of the roof bottom plate.

This embodiment improves through the metal roofing system to current, through set up a plurality of connection structure between metal roofing and roofing bottom plate, and the main purlin of metal roofing system passes the through-hole on the connection structure. On one hand, the connecting structure can stably connect the metal roof, the roof bottom plate and the main purlin to form a stable roof system; on the other hand, the secondary purlin can replace a secondary purlin in the existing roof system, so that the construction cost and steps of a building roof truss are reduced, the construction cost of the metal roof system is improved, and the construction efficiency is improved.

The metal roof system of the present embodiment is applicable to various metal roof systems, and is specifically described below by a planar non-curved metal roof system and a multi-curved profiled metal roof system.