A kind of cornice external gutter structure
Technical field
This utility model relates to construction steel structure field, particularly relates to a kind of cornice external gutter structure.
Background technology
The most a lot of Factory Buildings use the form of steel construction, and steel-structure factory building feature has: 1, steel building light weight, and intensity is high, and span is big;2, the steel building construction period is short, reduces cost of investment accordingly;3, steel building fire line is high, and anticorrosive property is strong;4, steel building is moved conveniently, reclaims pollution-free.
Fig. 1 is the schematic diagram of steel-structure factory building, as it is shown in figure 1, Factory Building top is the both sides to the left and right with certain slope tilts the metal roofing board 101 extended, the left and right sides is gable 103, and front is cornice 102, has the supporting constructions such as main body steelframe inside Factory Building.Wherein, metal roofing board 101 on-plane surface, as shown in figure 2, roof boarding has periodic crest 211 trough structure 212.
In order to prevent rainwater slime flux, external gutter to be arranged below the metal Roof of cornice, it is used for collecting and water conservancy diversion rainwater.Fig. 3 is the structure chart of the cornice external gutter of prior art, as shown in Figure 3, roof boarding has crest 311 and trough 312, cornice angle steel 33 it is fixed with on main body steelframe 32, glass cotton 35 is fixed on cornice angle steel 33 by screw 34, and screw 34 runs through the trough 312 of roof boarding, external gutter 36 is arranged on the outside of body of wall 37.
This structure of prior art, because its intrinsic operational procedure, screw 34 runs through roof boarding, although have employed certain waterproof measure, but after expanding with heat and contract with cold or exposing to the weather for a long time, through part is very easy to produce gap, and within screw 34 is positioned at body of wall, this causes the rainwater of seepage to enter inside Factory Building, brings loss to the production within Factory Building.
Utility model content
The purpose of this utility model is to provide for a kind of cornice external gutter structure, it is possible to effectively prevent from leaking within doors, and structural grouping is convenient, it is simple to install.
To achieve these goals, this utility model provides a kind of cornice external gutter structure, including:
Main body steelframe 411;
Cornice purlin 413 is positioned at the inner side of metope 42, and is fixed on described main body steelframe 411;
Heat-insulation layer 415 is fixed on the purlin upper end of described cornice purlin 413 by screw 43;
Cornice bending angle steel 45 is trough type, and the cross section of described trough type has left side wall, right side wall and top planes;Described right side wall is positioned at the inner side of described metope 42 and fixes with described cornice purlin 413;Described left side wall is positioned at the outside of described metope 42;Described top planes exceeds one, described purlin upper end preset distance;The trough 44 of roof boarding is supported in described top planes, and described screw 43 is positioned at the lower section of described trough 44 and is separated with described trough;
In the outside of described metope 42, the described trough 44 of described roof boarding is fixed on the described top planes of described cornice bending angle steel 45 by bolt 48, and external gutter 46 is arranged on the described left side wall of described cornice bending angle steel 45 by a support component 47.
Preferably, in above-mentioned cornice external gutter structure, described bolt 48 is positioned at described external gutter 46 in the range of the projection of horizontal plane in the projection of horizontal plane.
Preferably, in above-mentioned cornice external gutter structure, also include:
Gutter hanging piece 49, one end is fixed on the crest of described roof boarding, and the other end is fixed on described support component 47 thus forms triangular support structure.
Preferably, in above-mentioned cornice external gutter structure, described preset distance is 7-10 millimeter.
Preferably, in above-mentioned cornice external gutter structure, described preset distance is 8 millimeters.
Preferably, in above-mentioned cornice external gutter structure, described support component 47 be included in involutory after can form upper-part 471 and the lower component 472 of cuboid.
Preferably, in above-mentioned cornice external gutter structure, described upper-part 471 fixes at the installing hole 4511 of end hole 4711 with the described left side wall of described cornice bending angle steel 45;
4721, second hole 4722, first hole of described lower component 472 is fixed with described external gutter 46 by pulling rivet respectively, and the 3rd hole 4723 of described lower component 472 is fixed with described external gutter 46 by screw;
4th hole the 4724, the 5th hole 4725 correspondence of described lower component 472 is arranged on the first corresponding aperture 4712 and the second corresponding aperture 4713 of described upper-part 471.
Preferably, in above-mentioned cornice external gutter structure, the aperture of described first corresponding aperture 4712 and described second corresponding aperture 4713 has installation alignment surplus.
Preferably, in above-mentioned cornice external gutter structure, described bolt 48 is pressing-riveting bolt.
This utility model embodiment has following technical effect that
1) in utility model embodiment, the screw 43 of fixing heat-insulation layer 415 not through roof boarding, so, in the inner side of metope 42, because roof boarding does not extends through hole, the risk that will not leak in generating chamber.
2) screw 43 is positioned at the accommodation space propped up by the preset distance of described top planes, is separated with described trough, prevents screw because of the risk of unexpected bursting roof boarding.
3) described roof boarding is fixed with cornice bending angle steel by bolt 48 in the outside of described metope 42, even if producing roof leaking at bolt, is also to drain to, outside wall, not interfere with indoor.
4) described bolt 48 is positioned at described external gutter 46 in the range of the projection of horizontal plane in the projection of horizontal plane.So, even if leaking at bolt 48, also can flow in external gutter, preventing from directly washing away metope 42.
5) described support component 47 be included in involutory after can form upper-part 471 and the lower component 472 of cuboid, after upper-part is fixing, lower component is first fixed with external gutter 46, then lower component is fixed on the first corresponding aperture 4712 and the second corresponding aperture 4713 of upper-part together with external gutter, and this mounting means is the most convenient.
6) this utility model overall structure is the overall improvement for cornice external gutter structure, is especially suitable for the assembling of cornice, and combination is convenient, it is simple to install.
According to below in conjunction with the accompanying drawing detailed description to this utility model specific embodiment, those skilled in the art will become more apparent from of the present utility model above-mentioned and other purposes, advantage and feature.
Accompanying drawing explanation
Describe specific embodiments more of the present utility model the most by way of example, and not by way of limitation in detail.Reference identical in accompanying drawing denotes same or similar parts or part.It should be appreciated by those skilled in the art that what these accompanying drawings were not necessarily drawn to scale.In accompanying drawing:
Fig. 1 is the schematic diagram of steel-structure factory building
Fig. 2 is roof boarding Wave crest and wave trough schematic diagram;
Fig. 3 is the structure chart of the cornice external gutter of prior art;
Fig. 4 is the structure chart of the cornice external gutter structure of this utility model embodiment;
Fig. 5 is the axonometric chart of the cornice bending angle steel of this utility model embodiment;
Fig. 6 is the front view of the cornice bending angle steel of this utility model embodiment;
Fig. 7 is the axonometric chart of the upper-part of a support component of this utility model embodiment;
Fig. 8 is the front view of the upper-part of a support component of this utility model embodiment;
Fig. 9 is the axonometric chart of the lower component of a support component of this utility model embodiment;
Figure 10 is the front view of the lower component of a support component of this utility model embodiment.
Detailed description of the invention
Fig. 4 is the structure chart of the cornice external gutter structure of this utility model embodiment, and as shown in Figure 4, this utility model embodiment provides a kind of cornice external gutter structure, including:
Main body steelframe 411;
Cornice purlin 413 is positioned at the inner side of metope 42, and is fixed on described main body steelframe 411;
Heat-insulation layer 415 is fixed on the purlin upper end of described cornice purlin 413 by screw 43;
Cornice bending angle steel 45 is trough type, and the cross section of described trough type has left side wall, right side wall and top planes;Described right side wall is positioned at the inner side of described metope 42 and fixes with described cornice purlin 413;Described left side wall is positioned at the outside of described metope 42;Described top planes exceeds one, described purlin upper end preset distance;The trough 44 of roof boarding is supported in described top planes, and described screw 43 is positioned at the lower section of described trough 44 and is separated with described trough;
In the outside of described metope 42, the described trough 44 of described roof boarding is fixed on the described top planes of described cornice bending angle steel 45 by bolt 48, and external gutter 46 is arranged on the described left side wall of described cornice bending angle steel 45 by a support component 47.
Visible, in utility model embodiment, the screw 43 of fixing heat-insulation layer 415 not through roof boarding, so, in the inner side of metope 42, because roof boarding does not extends through hole, the risk that will not leak in generating chamber.Further, screw 43 is positioned at the accommodation space propped up by the preset distance of described top planes, is separated with described trough, prevents screw because of the risk of unexpected bursting roof boarding.Further, described roof boarding is fixed with cornice bending angle steel by bolt 48 in the outside of described metope 42, even if producing roof leaking at bolt, is also to drain to, outside wall, not interfere with indoor.
Wherein, main body steelframe 411 is mounted with purlin torr 412;Cornice purlin 413 is integrally fixed in described purlin torr 412.
In another embodiment of the present utility model, described bolt 48 is positioned at described external gutter 46 in the range of the projection of horizontal plane in the projection of horizontal plane.So, even if leaking at bolt 48, also can flow in external gutter, preventing from directly washing away metope 42.
In another embodiment of the present utility model, also including: gutter hanging piece 49, one end is fixed on the crest of described roof boarding, and the other end is fixed on described support component 47 thus forms triangular support structure.Gutter hanging piece 49 is multiple, fixes one at each crest, because triangular support structure is more stable, for long external gutter 46, is conducive to stablizing of outer suspension member, prevents external gutter from loosening or coming off.
In another embodiment of the present utility model, described preset distance is 7-10 millimeter.Described preset distance is preferably 8 millimeters.This distance is to obtain in long-term practice, has both been provided that enough accommodation space accommodated screw 43 so that screw 43 will not contact roof boarding trough, have and will not make that space is excessive causes waste.
Fig. 5 is the axonometric chart of the cornice bending angle steel of this utility model embodiment;Fig. 6 is the front view of the cornice bending angle steel of this utility model embodiment;As it can be seen, cornice bending angle steel is trough type, the cross section of described trough type has left side wall 451, right side wall 452 and top planes 453;Left side wall 451 has installing hole 4511, and multiple bolts 48 are fixed on top planes, and bolt 48 is pressing-riveting bolt.
Fig. 7, Fig. 8 are the axonometric chart of upper-part of support component, a front view of this utility model embodiment;Fig. 9, Figure 10 are the axonometric chart of lower component of support component, a front view;As it can be seen, described support component 47 be included in involutory after can form upper-part 471 and the lower component 472 of cuboid.
Described upper-part 471 fixes at the installing hole 4511 of end hole 4711 with the described left side wall of described cornice bending angle steel 45;
4721, second hole 4722, first hole of described lower component 472 is fixed with described external gutter 46 by pulling rivet respectively, and the 3rd hole 4723 of described lower component 472 is fixed with described external gutter 46 by screw;
4th hole the 4724, the 5th hole 4725 correspondence of described lower component 472 is arranged on the first corresponding aperture 4712 and the second corresponding aperture 4713 of described upper-part 471.
In an embodiment of the present utility model, the aperture of described first corresponding aperture 4712 and described second corresponding aperture 4713 has installation alignment surplus.In actual installation, after upper-part is fixing, lower component is first fixed with external gutter 46, then lower component is fixed on the first corresponding aperture 4712 and the second corresponding aperture 4713 of upper-part together with external gutter, alignment it is easy to the when of in order to install, the aperture of the first corresponding aperture 4712 and the second corresponding aperture 4713 is larger, namely leaves installation alignment surplus.
This utility model embodiment additionally provides a kind of installation method for above-mentioned cornice external gutter structure, including:
Step one, installs described cornice purlin 413 in described purlin torr 412;
Step 2, installs described cornice bending angle steel 45 on described cornice purlin 413;
Step 3, is laid described heat-insulation layer 415, and is fixed on the described purlin upper end of described cornice purlin 413 by the cotton plate of described screw 43 and pressure;
Step 4, lays elongated clay on cornice water fender, installs cornice plug, lay twice clay on described cornice plug on described elongated clay;
Step 5, the corresponding described cornice plug described roof boarding of installation, described trough 44 is fixed on the described top planes of described cornice bending angle steel 45 by described bolt 48 and rustless steel press strip;
Step 6, is fixed on the upper-part 471 of described support component 47 on described cornice bending angle steel 45;
Step 7, is fixed on one end of gutter hanging piece 49 on the described crest of described roof boarding, and the other end is fixed on described upper-part 471;
Step 8, installs described metope 42;
Step 9, external gutter 46 is arranged in the lower component 472 of described support component 47;
Step 10, is arranged on described lower component 472 on described upper-part 471.
Use this installation method, it is possible to what it is such that cornice external gutter structure installs is more smoothly, convenient.
From the foregoing, it will be observed that this utility model has the advantage that
1) in utility model embodiment, the screw 43 of fixing heat-insulation layer 415 not through roof boarding, so, in the inner side of metope 42, because roof boarding does not extends through hole, the risk that will not leak in generating chamber.
2) screw 43 is positioned at the accommodation space propped up by the preset distance of described top planes, is separated with described trough, prevents screw because of the risk of unexpected bursting roof boarding.
3) described roof boarding is fixed with cornice bending angle steel by bolt 48 in the outside of described metope 42, even if producing roof leaking at bolt, is also to drain to, outside wall, not interfere with indoor.
4) described bolt 48 is positioned at described external gutter 46 in the range of the projection of horizontal plane in the projection of horizontal plane.So, even if leaking at bolt 48, also can flow in external gutter, preventing from directly washing away metope 42.
5) described support component 47 be included in involutory after can form upper-part 471 and the lower component 472 of cuboid, after upper-part is fixing, lower component is first fixed with external gutter 46, then lower component is fixed on the first corresponding aperture 4712 and the second corresponding aperture 4713 of upper-part together with external gutter, and this mounting means is the most convenient.
6) this utility model overall structure is the overall improvement for cornice external gutter structure, is especially suitable for the assembling of cornice, and combination is convenient, it is simple to install.
So far, those skilled in the art will recognize that, multiple exemplary embodiment of the present utility model is illustrate and described although the most detailed, but, in the case of without departing from this utility model spirit and scope, still can directly determine according to this utility model disclosure or derive other variations or modifications of many meeting this utility model principle.Therefore, scope of the present utility model is it is understood that and regard as covering other variations or modifications all these.