CN201991149U

CN201991149U - Open valley assembly

Info

Publication number: CN201991149U
Application number: CN2011200726354U
Authority: CN
Inventors: 秦连; 多跃刚; 刘旭东
Original assignee: BEIJING OHC STEELWORK ENGINEERING CO LTD
Current assignee: BEIJING OHC STEELWORK ENGINEERING CO LTD
Priority date: 2011-03-18
Filing date: 2011-03-18
Publication date: 2011-09-28
Anticipated expiration: 2021-03-18

Abstract

The utility model provides an open valley assembly which comprises a roof gutter, a roof gutter transformation rack, a roof gutter bracket, a roof purline, an insulating layer and the like, wherein the roof gutter transformation rack and the roof gutter bracket are respectively connected with the roof purline, the roof gutter is connected with the roof gutter bracket, and the insulating layer is paved between the roof gutter transformation rack and the roof gutter, thus overcoming the defect that a roof gutter system in the prior art is easy to produce a cold bridge. In addition, as the roof gutter bracket can be arranged with a certain inclination along the length direction of the roof gutter, the roof gutter can produce a certain inclination when being placed on the roof gutter bracket, thus thoroughly solving the problems that waterlogging is easy to occur on the surface of the roof gutter, and the surface of the roof gutter is difficult to maintain and the like. In the utility model, the roof gutter transformation rack and the roof gutter bracket are adopted to replace two thick and heavy C-profile steel roof gutter joists in the prior art, thus saving the usage of steels, alleviating the weight of the roof, reducing the construction cost and having great generalization value in the light steel color board building industry.

Description

A kind of open valley composite member

Technical field:

The utility model relates to the groups of nodes component of indoor gutter in a kind of steel work and the light steel and color plate structure, particularly a kind of indoor fabricated roofing gutter composite member that gutter can be produced have the gradient in installation.

Background technology:

Build the today that is used for civilian construction, industrial premises, warehouse, workshop, museum in a large number at steel work and light steel and color plate, metal Roof system is used for above-mentioned building in a large number, and large-scale metal Roof system all is provided with the gutter of varying number, scale, be used for roof drainage, because of gutter is the bridge that indoor and outdoor is linked up, it is particularly important just to seem in its heat-insulating bridge-cut-off, application life.The indoor day trench system of the light steel and color plate of prior art is as shown in Figure 1: be that gutter 1 ' is placed on the C shaped steel gutter joist 2 ' of two elongated symmetries, each little limit of inside bending, the dual-side top of gutter 1 ', be connected with the metal roofing board of both sides respectively, the underneath of C shaped steel gutter joist 2 ' is equipped with insulation layer 10, because above-mentioned C shaped steel gutter joist 2 ' is to be fixed on the girder steel, gutter 1 ' is placed directly in again on the C shaped steel gutter joist 2 ', so when indoor/outdoor temperature-difference and humidity reach dewfall point, be easy to generate cold bridge, cause indoor roofing to drip along C shaped steel gutter joist 2 ', thermal loss is bigger, influences the indoor heat insulating effect; The two C shaped steel gutter joists 2 ' and the roof panel that support gutter simultaneously in the prior art all must be horizontal positioned, and gutter 1 ' directly is connected with metal roofing board, so gutter can only horizontal positioned, be easy to cause gutter span centre gravity deformation, produce ponding and the corrosion gutter, and gutter maintenance difficult, maintenance cost height have shortened application life of building roof system; In addition, when needing furred ceiling below the gutter, because insulation layer has certain thickness, furred ceiling is not easy to be fixed on the C shaped steel gutter joist 2 ' during finishing, and the furred ceiling after fixing is uneven, and aesthetic is poor.

Summary of the invention:

The utility model provides a kind of open valley composite member, the C shaped steel gutter joist that has replaced prior art with gutter conversion frame and gutter carriage, gutter is changed frame to be connected with roof purline respectively with the gutter carriage, gutter is connected with the gutter carriage, and between gutter conversion frame and gutter, lay insulation layer, overcome the defective that prior art sky trench system easily produces cold bridge, in addition, because the gutter carriage is the certain slope design along the gutter length direction, therefore, gutter is placed on it nature and has also just had the gradient, thereby has thoroughly solved gutter ponding, problem such as difficult in maintenance.

Open valley composite member described in the utility model, comprise gutter 1, gutter conversion frame 2, gutter carriage 3, roof purline 9, insulation layer 10, gutter conversion frame 2 is arranged on the inboard of roof purline 9, gutter carriage 3 is connected with roof purline 9 with gutter 1 respectively, as shown in Figure 2, wherein gutter 1 is a grooved, comprise bottom 1a, two sides 1b, two sides 1b is perpendicular to bottom 1a, a flanging 1c who outwards turns down 90 ° is respectively arranged at its top, flanging 1c can be connected with gutter carriage 3 by connected nail, as shown in Figure 7, and the steel plate that the preferred 2.0-4.0mm of the thickness of gutter is thick; Described gutter conversion frame 2 is the thick steel band of 1.0～3.0mm, preferred 30～the 50mm of width of steel band, be used for the insulation layer 10 under the support gutter, gutter conversion frame 2 comprises conversion frame bottom 2a, two sides 2c, two sides 2c is perpendicular to bottom 2a, an inclined-plane 2b who bends inwards is respectively arranged at its top, the angle of inclined-plane 2b is determined according to the angle of roof purline, can fit tightly roofing wingceltis bar lateral surface during with installation is as the criterion, be equipped with connecting hole 2d on inclined-plane, the top 2b, can be connected with roof purline 9 by connected nail, as shown in Figure 3; The shape of gutter carriage 3 such as inverted "L" shaped, comprise top support surface 3a, side 3b, top support surface 3a is used for the support gutter, 1c is connected and fixed by connected nail with the gutter upper hem, be equipped with connecting hole 3c on the 3b of side, be connected and fixed by connected nail and purlin 9, the thickness of gutter carriage 3 is 2.5～3.0mm, as shown in Figure 4; Insulation layer 10 is laid on the gutter conversion frame 2, insulation layer need cover the upper surface of both sides roof purline 9, insulation layer 10 is along the preferred 100～150mm of the lap length of roof purline 9, overlap should be located on the position of gutter conversion frame 2, like this, can effectively solve the heat insulation cold bridge problem of gutter, described insulation layer 10 can be selected heat insulating materials such as glass silk flosssilk wadding or rock wool; Gutter conversion frame 2 described in the utility model and gutter carriage 3 can be processed into standard component, have realized the standardization and the versatility of light steel and color plate builing industry component processing.

The method of attachment of the utility model open valley composite member is as follows:

Step 1, after roof purline 9 installations, arrange gutter conversion frame 2 according to designing requirement at interval along the length direction of purlin 9, the preferred 300-800mm of its spacing, afterwards, respectively gutter being changed inclined-plane, the top 2b of frame 2 and the outside of two side timbers 9 is connected and fixed with connected nail, and keep gutter conversion frame 2 top, horizontal, be that the top of each gutter conversion frame 2 and the distance of roof purline 9 upper surfaces must be consistent, change the straight of frame bottom 2a to guarantee gutter, help fitting up, the carrying out of furred ceiling construction, as shown in Figure 5;

The length direction of step 2, roof purline 9 is laid on insulation layer 10 on the gutter conversion frame 2, make the both sides of insulation layer cover the upper surface of roof purline 9, preferred 100～the 150mm of the lap length of insulation layer 10, overlap should be located on the position of gutter conversion frame 2;

Step 3, the outside at roof purline 9 and insulation layer 10, length direction along roof purline 9, at intercolumniation span centre highest point monosymmetric gutter carriage 3 is set, preferred 300～the 800mm of the spacing of gutter carriage 3, gutter carriage 3 need be staggeredly placed with gutter conversion frame 2, the top support surface 3a of highest point gutter carriage is apart from the preferred 15～25mm of distance at roof purline 9 tops, to avoid gutter flanging 1c to influence the installation of roof panel support, press the gradient of designing requirement then, other gutter carriage 3 is set successively at interval, and increase the distance at gutter carriage 3 and roof purline 9 tops one by one, make the top joint face of gutter carriage produce the gradient, then gutter carriage 3 and roof purline 9 are connected and fixed, the gradient is 0.5%, as shown in Figure 6;

Step 4, be fixed on successively on the supporting surface 3a of gutter carriage 3 with the upper hem 1c of connected nail with the gutter both sides, owing to have certain slope after 3 combinations of gutter carriage, therefore the gutter that is placed on the gutter carriage 3 has just had the corresponding gradient, this gradient can prevent effectively that gutter is because of the ponding corrosion, as shown in Figure 8, so far, finished the connection of open valley composite member.

Open valley composite member of the present utility model is placed on the insulation layer below the gutter on the gutter conversion frame, gutter conversion frame is fixed on the roof purline of gutter both sides, the gutter carriage is fixed on the roof purline equally, gutter is carried by the gutter carriage, be provided with insulation layer between gutter carriage and the roof purline, therefore, gutter directly is not connected with roof purline, and the indoor gutter of prior art and C shaped steel gutter joist are connected directly that the system's heat-proof quality that causes is poor, cold bridge is many, indoor problem such as easily drip thereby thoroughly solved; In addition, because gutter carriage along roof purline direction layout, set by certain slope, therefore, gutter is placed on it nature and has also just had the gradient, can guarantee that like this water on the gutter flows into gutter smoothly, can not cause ponding and makes the gutter corrosion, reduce the maintenance cost of gutter, and increased the application life of gutter greatly; The utility model has replaced two thick and heavy C shaped steel gutter joists of the prior art with gutter conversion frame and gutter carriage, has saved rolled steel dosage, has alleviated roofing weight, has reduced construction costs, has promotional value in the light steel and color plate builing industry.

Description of drawings

Fig. 1 is a prior art gutter node connection diagram

Fig. 2 is the utility model gutter node system connection diagram

Fig. 3 is a gutter conversion frame schematic diagram of the present utility model

Fig. 4 is a gutter carriage schematic diagram of the present utility model

Fig. 5 is a gutter conversion frame scheme of installation of the present utility model

Fig. 6 is a gutter carriage scheme of installation of the present utility model

Fig. 7 is a gutter sectional schematic diagram of the present utility model

Fig. 8 is a gutter scheme of installation of the present utility model

Fig. 9 is the node system scheme of installation of no gutter ceiling board of the present utility model

Shown in the figure: 1 is gutter, 1a is the gutter bottom surface, 1b is the gutter two sides, 1c is gutter two sides upper hems, 1 ' is the prior art gutter, 2 are gutter conversion frame, 2a is conversion frame bottom surface, 2b is two side roof part inclined-planes, 2c is conversion frame two sides, 2d is conversion frame connecting hole, 2 ' is existing C-shaped steel gutter joist, 3 is the gutter carriage, 3a is a gutter carriage top support surface, 3b is gutter carriage side, 3c is a gutter carriage connecting hole, 9 is roof purline, 10 is insulation layer.

Can specify the utility model by the following examples, but embodiment can not limit the utility model.

Embodiment one

A kind of metal Roof gutter composite member comprises: gutter 1; Gutter conversion frame 2, gutter carriage 3, roof purline 9; Insulation layer 10; Wherein gutter 1 adopts 2.5mm steel plate Bending Processing to form, requirement according to the quantity of Roof Design displacement and inlet for stom water, the height of the side 1b of gutter 1 is 300mm, and the width of bottom 1a is 450mm, and the width of both sides upper hem 1c is 40mm, the belt steel thickness of gutter conversion frame 2 is 3.0mm, the width of band steel is 40mm, and the width of conversion frame bottom surface 2a is 500mm, and the height of two side roof part inclined-plane 2b is 60mm, the height of side 2c is 240mm, and both sides 2b offers 2 Φ 6.5 circular holes in the upper end; 2c, 2b angle are 175 °; The belt steel thickness 3.0mm of gutter carriage 3, the width of band steel is 40mm, and the width of gutter carriage top support surface 3a is 45mm, and the height of gutter carriage side 3b is 60mm, and both sides 3b offers 2 Φ 6.5 circular holes in the upper end, and 3a, 3b angle are 87 °.

The installation steps of the described metal Roof gutter of present embodiment composite member are as follows:

Step 1, after roof purline 9 installations, length direction interval 500mm along purlin 9 arranges gutter conversion frame 2, afterwards, respectively gutter being changed the 2b of frame 2 and the outside of two side timbers 9 is connected and fixed with self-tapping screw, and keep gutter conversion frame 2 top, horizontal, be that the top of gutter conversion frame 2 and the distance of roof purline 9 upper surfaces must be consistent, its distance is 50mm;

Step 2, insulation layer 10 is laid on the gutter conversion frame 2, insulation layer 10 both sides is covered roof purline 9 upper surfaces, and give temporary fixed with purlin 9 usefulness self-tapping screws; The lap length of insulation layer 10 is 150mm, and overlap is located on the position of gutter conversion frame 2, solves the heat insulation cold bridge problem of gutter;

Step 3, the outside at roof purline 9 and insulation layer 10, length direction along roof purline 9, at intercolumniation span centre highest point monosymmetric gutter carriage 3 is set, the spacing of gutter carriage 3 is 500mm, gutter carriage 3 is placed with 2 dislocation of gutter conversion frame, the top support surface 3a of highest point gutter carriage is 15mm apart from the distance at roof purline 9 tops, avoid gutter flanging 1c to influence the installation of metal Roof timbering, other gutter carriage is set then successively at interval, and increase distance with roof purline 9 tops one by one, make the top joint face of gutter carriage produce the gradient, then gutter carriage 3 and roof purline 9 are connected and fixed, the gradient is 0.5%;

Step 4, be fixed on successively on the supporting surface 3a of gutter carriage 3, as shown in Figure 8 with the upper hem 1c of self-tapping screw with the gutter both sides.

Embodiment two

As shown in Figure 9, a kind of metal Roof gutter composite member comprises: gutter 1; Gutter conversion frame 2, gutter carriage 3, roof purline 9; Insulation layer 10; Wherein gutter 1 adopts 3.0mm steel plate Bending Processing to form, and according to the requirement of the quantity of Roof Design displacement and inlet for stom water, the height of the side 1b of gutter 1 is 350mm, and the width of bottom 1a is 500mm, and the width of both sides upper hem 1c is 35mm.The belt steel thickness of gutter conversion frame 2 is 2.0mm, and the width of band steel is 40mm, and the width of conversion frame bottom surface 2a is 560mm, and the height of two side roof part inclined-plane 2b is 60mm, and the height of side 2c is 290mm, and both sides 2b offers 2 Φ 6.5 circular holes in the upper end; 2c, 2b angle are 175 °; The belt steel thickness 3.0mm of gutter carriage 3, the width of band steel is 50mm, and the width of gutter carriage top support surface 3a is 40mm, and the height of gutter carriage side 3b is 60mm, and both sides 3b offers 2 Φ 6.5 circular holes in the upper end, and 3a, 3b angle are 84 °.

The installation of present embodiment open valley composite member is identical with embodiment 1.

Claims

1. open valley composite member, comprise gutter (1), roof purline (9), insulation layer (10), it is characterized in that also comprising gutter conversion frame (2) and gutter carriage (3), gutter conversion frame (2) is arranged on the inboard of roof purline (9), and gutter carriage (3) is connected with roof purline (9) with gutter (1) respectively.

2. as the described open valley composite member of claim (1), it is characterized in that described gutter (1) is " groove " type, comprise bottom (1a), two sides (1b), two sides (1b) are perpendicular to bottom (1a), an outwards flanging (1c) of turnover is respectively arranged at the top of two sides (1b), and flanging (1c) is connected with the top of gutter carriage (3).

3. open valley composite member as claimed in claim 2, the angle that it is characterized in that gutter both sides top flap (1c) is 90 °.

4. open valley composite member as claimed in claim 1, it is characterized in that described gutter conversion frame (2) comprises conversion frame bottom (2a), two sides (2c), an inclined-plane that bends inwards (2b) is respectively arranged at the top of two sides (2c), be equipped with connecting hole (2d) on the inclined-plane (2b), and be connected with roof purline (9) by connected nail.

5. as claim 1 or 4 described open valley composite membeies, it is characterized in that gutter conversion frame (2) is the thick steel band of 1.0～3.0mm, width of steel band is 30～50mm.

6. open valley composite member as claimed in claim 1, it is characterized in that gutter carriage (3) comprises top support surface (3a), side (3b), top support surface (3a) is connected with gutter upper hem (1c), is equipped with connecting hole (3c) on side (3b), is connected with purlin (9) by connected nail.

7. open valley composite member as claimed in claim 1 is characterized in that insulation layer (10) is laid on the gutter conversion frame (2), and insulation layer covers the upper surface of both sides roof purline (9).

8. as claim 1 or 7 described open valley composite membeies, it is characterized in that insulation layer (10) is glass silk flosssilk wadding or rock wool.

9. open valley composite member as claimed in claim 1 is characterized in that gutter conversion frame (2) and gutter carriage (3) are standard component.