CN216516508U - Metal roof construction node - Google Patents

Abstract

A metal roof construction joint comprises a steel adaptor, a primary purline structure, a secondary purline structure, a heat insulation structure, a keel adaptor, a transverse longitudinal keel and a roof panel, wherein the steel adaptor is sequentially connected with a main steel structure from bottom to top; the heat preservation structure includes two-layer galvanized steel sheet about and locates the tin foil paper heat preservation rock wool between the two-layer galvanized steel sheet, and the fossil fragments adaptor includes that square steel pipe on the main purlin of hot-galvanize side pipe supports, locates the steel sheet of accepting of square steel pipe support top surface, locates four hot-galvanize square steel on accepting the steel sheet perpendicularly from bottom to top locating in order. The utility model realizes various conventional roof shapes which are difficult to realize by matching the steel adaptor and the keel adaptor with the roof panel for bearing and turning and combining the double-sided bent aluminum single plate.

Description

Metal roof construction node

Technical Field

The utility model relates to the field of building construction, and particularly belongs to a metal roof construction node.

Background

Along with the development of society, roof structure shape is diversified, and roof structure needs to solve waterproof, heat preservation, thermal-insulated, fall make an uproar, drainage and fire prevention scheduling problem, guarantees the stability of intensity, rigidity and whole space of roof component. The roof can usually play a role of capping in the installation of a building so as to ensure that the building has corresponding functions of shading sun and keeping out rain, along with the upgrade of building materials, the roof materials are gradually upgraded into concrete and metal from original wood and bricks, wherein the metal roof plate has better crack resistance compared with other roof materials, can reduce the water seepage phenomenon of the roof, and further protects the dryness degree in the building, so that the metal roof plate has more and more use frequency and is gradually popular with people.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a metal roof construction node, and aims to solve the problems that a metal roof plate in the prior art is unreasonable in structure and poor in stability.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a metal roofing construction node which characterized in that: the metal roof comprises a steel adaptor, a primary purlin structure, a secondary purlin structure, a heat insulation structure, a keel adaptor, a transverse longitudinal keel and a roof panel, wherein the steel adaptor is sequentially connected with a main steel structure from bottom to top, the heat insulation structure is laid on the primary purlin structure and the secondary purlin structure, the keel adaptor, the transverse longitudinal keel and the roof panel are arranged in a back mode, the steel adaptor comprises two hot galvanizing channel steel connectors which are arranged in a back mode, the primary purlin structure and the secondary purlin structure comprise a hot galvanizing square pipe primary purlin and a hot galvanizing angle steel secondary purlin which is arranged between adjacent hot galvanizing square pipe primary purlins, the adjacent hot galvanizing square pipe primary purlins are arranged in an included angle mode or are positioned on the same straight line, and the spliced end portions are positioned between the two hot galvanizing channel steel connectors and are respectively fixed with the hot galvanizing channel steel connectors on two sides through stainless steel bolt groups; the heat insulation structure comprises an upper galvanized steel plate, a lower galvanized steel plate and tinfoil paper heat insulation rock wool, wherein the tinfoil paper heat insulation rock wool is arranged between the two galvanized steel plates in a staggered and superposed manner, the tinfoil paper heat insulation rock wool is fixed with the upper galvanized steel plate through a rock wool nail, and the lower galvanized steel plate is fixed with a hot-dip galvanized square pipe main purline through a flange self-tapping nail; the keel adapter comprises a square steel pipe support, a bearing steel plate and four hot-dip galvanized square steels, wherein the square steel pipe support is sequentially arranged on a hot-dip galvanized square pipe main purline from bottom to top; the transverse keel and the longitudinal keel comprise square pipe main keels of which the end parts are fixed with the two hot galvanized square steels and square pipe secondary keels arranged between the adjacent square pipe main keels, and the square pipe secondary keels and the square pipe main keels are both bending bent pipes so as to adapt to the molding requirement; the roof boarding is including laying hot-galvanize steel sheet on horizontal fossil fragments indulges, locating channel-section steel and aluminium veneer on square pipe main joist and the side pipe secondary joist, and the aluminium veneer is hyperbolic irregular metal sheet, the aluminium veneer is buckled downwards all around, and the inboard back of laminating of department of buckling and channel-section steel flange inboard is through the bolt fastening, is equipped with the angle sign indicating number between the inboard and horizontal fossil fragments indulge of department of buckling.

Further preferably, the hot-dip galvanized steel channel connecting piece is directly fixed with the main steel structure or fixed with a bracket arranged on the main steel structure, and the bracket is a triangular supporting structure formed by splicing hot-dip galvanized angle steel.

Furthermore, an oblique reinforcing support is arranged between the hot galvanizing channel steel connecting piece and the main steel structure.

Furthermore, reinforcing ribs are arranged in the aluminum veneer, and the end parts of the reinforcing ribs, the bent parts and the middle parts of the reinforcing ribs and the aluminum veneer bottom plate are fixed through angle codes and bolts.

Furthermore, be located eave department metal roofing including locating main purlin between the steel construction roof beam, violently indulge the fossil fragments and lay the roof boarding on violently indulging the fossil fragments through vertical switching structure is connected with main purlin, be located the eave bottom surface be equipped with the light trough on the roof boarding, adjacent aluminium veneer concatenation department is located to the light trough, corresponds the setting with the channel-section steel.

Furthermore, the metal roof is of a hollow annular structure, a daylighting roof is arranged at the hollow part, and the inner edge of the metal roof extends to the position above the daylighting roof.

Furthermore, a stainless steel circular steel tube, a horizontal stainless steel connecting plate and a vertical stainless steel connecting plate are sequentially arranged on the bottom surface of a bearing steel plate of the keel adapter positioned above the daylighting roof, and the vertical stainless steel connecting plate penetrates through a splicing seam of the daylighting roof and is welded and fixed with the main body steel of the netted daylighting roof of the daylighting roof.

Furthermore, four hot-galvanized angle steels used for fixing the annular beam are arranged on the top surface of the bearing steel plate of the keel adapter positioned above the daylighting top, the annular beam is formed by splicing a plurality of 120 x 80 x 4mm hot-galvanized square tubes end to end, a hot-galvanized angle steel secondary keel is connected between every two adjacent annular beams, a square tube secondary keel is connected between each annular beam and the square tube main keel, and the square tube main keel is formed by splicing a plurality of 90 x 60 x 4mm hot-galvanized square tubes end to end.

Compared with the prior art, the utility model has the following characteristics and beneficial effects:

the utility model realizes various conventional roof shapes which are difficult to realize by matching the steel adaptor and the keel adaptor with the roof panel and the lifting and rotating of the roof panel and combining the double-sided bent aluminum single plate, thereby enabling the building structure to have more choices.

Drawings

FIG. 1 is a schematic representation of a particular embodiment of a metal roof to which the present application relates;

FIG. 2 is a schematic structural view of a metal roof to which the present application relates;

FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2;

FIG. 4 is a schematic structural diagram of an aluminum veneer to which the present application relates;

FIG. 5 is a schematic structural view of an inboard gutter to which the present application relates;

FIG. 6 is an enlarged view of part A of FIG. 5;

FIG. 7 is a schematic structural view of a lateral gutter to which the present application relates;

FIG. 8 is a schematic view of the structure of the cornice according to the present application;

FIG. 9 is a structural diagram of the positional relationship between the steel cylinder and the steel pipe according to the present application;

fig. 10 is a schematic structural view of an aluminum profile according to the present application.

Reference numerals: 100-daylighting roof; 101-a glass panel; 102-a steel pipe; 103-a steel cylinder; 104-H type aluminum alloy pressing seat; 105-inverted F-shaped aluminum alloy subframe; 106-aluminum alloy briquettes; 107-screw limit stop; 108-nut limit; 109-adhesive tape limiting grooves; a 110-W type adhesive tape; 110-U-shaped groove; 111-barb-like aluminum alloy subframe; 112-an insulating spacer; 113-U-shaped groove; 114-galvanized flat iron; 200-cornice; 201-main purlin; 202-vertical transfer structure; 203-lamp groove; 300-metal roofing; 301-hot galvanizing channel steel connecting piece; 302-hot galvanizing square tube main purline; 303-stainless steel bolt group; 304-hot galvanizing angle steel secondary purline; 306-galvanized steel sheet; 307-tinfoil paper heat preservation rock wool; 308-rock wool nail; 309-supporting the square steel tube; 310-bearing steel plate; 311-hot dip galvanized square steel; 312-square tube main keel; 313-square tube secondary keel; 315-channel steel; 316-aluminum veneer; 319-reinforcing ribs; 320-stainless steel round steel pipe; 321-horizontal stainless steel connecting plate; 322-vertical stainless steel connecting plates; 323-hot dip galvanized angle steel; 324-hot galvanizing angle steel secondary keel; 325-ring beam; 400-inner gutter; 401-bottom support steel tube; 402-gutter steel skeleton; 403-special-shaped aluminum veneer; 500-lateral gutter; 501-supporting a steel pipe at the bottom of a gutter; 502-steel skeleton; 503-perforated aluminum single plate; 504-sealed aluminum veneer; 505-an overflow pipe; 506-a downpipe; 600-main body steel structure; 601-corbel; 602-diagonal reinforcing support.

Detailed Description

In order to make the technical means, innovative features, objectives and functions realized by the present invention easy to understand, the present invention is further described below.

The examples described herein are specific embodiments of the present invention, are intended to be illustrative and exemplary in nature, and are not to be construed as limiting the scope of the utility model. In addition to the embodiments described herein, those skilled in the art will be able to employ other technical solutions which are obvious based on the disclosure of the claims and the specification of the present application, and these technical solutions include technical solutions which make any obvious replacement or modification for the embodiments described herein.

The utility model provides a metal roofing construction node, metal roofing 300 includes steel adaptor, primary and secondary purlin structure, lays insulation construction, fossil fragments adaptor, violently indulge fossil fragments and the roof boarding that is connected with main part steel construction 600 in order from bottom to top. The central part of the metal roof 300 is provided with the daylighting roof 100, the metal roof 300 extends from the outer edge of the daylighting roof 100 along the upward cornice 200, and the joint of the metal roof 300 and the daylighting roof 100 and the low-lying part of the metal roof 300 are all provided with annular gutters around the roof.

The steel adaptor comprises two oppositely arranged hot galvanizing channel steel connectors 301, each hot galvanizing channel steel connector 301 is made of No. 16 channel steel, a primary purline structure and a secondary purline structure belong to a first layer of framework and comprise a hot galvanizing square pipe primary purline 302 and a hot galvanizing angle steel secondary purline 304 arranged between the adjacent hot galvanizing square pipe primary purlines 302, the adjacent hot galvanizing square pipe primary purlines 302 are arranged at an included angle or positioned on the same straight line, the spliced end parts are positioned between the two hot galvanizing channel steel connectors 301 and are fixed with the hot galvanizing channel steel connectors 301 on two sides through stainless steel bolt groups 303 respectively, the hot galvanizing square pipe primary purlines 302 and the hot galvanizing channel steel connectors 301 adopt a fixing mode of screwing first and then welding first, and the stainless steel bolt groups 303 adopt 2-M16-150 stainless steel bolt groups;

the heat preservation structure comprises an upper layer of galvanized steel plate 306, a lower layer of galvanized steel plate 306 and tinfoil paper heat preservation rock wool 307 arranged between the two layers of galvanized steel plates 306 in a staggered overlapping mode, wherein the tinfoil paper heat preservation rock wool 307 is fixed with the upper layer of galvanized steel plate 306 through a rock wool nail 308, the number of rock wool nails 308@ is not less than 8 per square, the lower layer of galvanized steel plate 306 is fixed with a hot galvanizing square pipe main purline 302 through a flange plate self-tapping nail 305, the thickness of the galvanized steel plate 306 is 0.6mm, the overlapping portion of the splicing portion is not less than 50mm, the tinfoil paper heat preservation rock wool 307 is 50+50mm, and the unit weight is 150kg/m 3; in the application, the galvanized steel sheet 306 and the unnumbered galvanized steel sheet are galvanized steel sheets with the same type and different thicknesses;

the keel adapter comprises a square steel pipe support 309, a bearing steel plate 310 and four hot-dip galvanized square steels 311, wherein the square steel pipe support 309 is sequentially arranged on the hot-dip galvanized square pipe main purline 302 from bottom to top, the bearing steel plate 310 is arranged on the top surface of the square steel pipe support 309, the hot-dip galvanized square steels 311 are vertically arranged on the bearing steel plate 310, and the hot-dip galvanized square steels 311 are 60 x 4mm hot-dip galvanized steel square pipes;

the transverse and longitudinal keels (second-layer skeleton) comprise square pipe main keels 312 of which the end parts are fixed with the two hot-galvanized square steel pieces 311 and square pipe secondary keels 313 arranged between the adjacent square pipe main keels 312, the square pipe secondary keels 313 and the square pipe main keels 312 are both bending bent pipes to meet the modeling requirement, the square pipe secondary keels 313 are located at the circumferential position of the roof, preferably 60 × 4mm hot-galvanized square pipes, and the square pipe main keels 312 are located at the position of the roof, which is emitted outwards from the center, preferably 90 × 60 mm hot-galvanized square pipes;

the roof panel comprises a hot galvanized steel plate laid on the transverse and longitudinal keels, channel steel 315 and an aluminum single plate 316 arranged on the square pipe main keels 312 and the square pipe secondary keels 313, the aluminum single plate 316 is a hyperbolic irregular metal plate, preferably a 3mm thick fluorocarbon-sprayed aluminum single plate, the periphery of the aluminum single plate 316 is bent downwards, the inner side of the bent part is fixed by bolts after being attached to the inner side of a flange plate of the channel steel 315, an angle connector is arranged between the inner side of the bent part and the transverse and longitudinal keels, when the metal roof 300 above the daylighting roof 100 is sealed, it should be noted that a water control gap is reserved between the sealing plate and the daylighting roof 100, so that the daylighting roof can conveniently flow into the annular gutter, the sealing plate treatment and the roof plate treatment are the same in mode and comprise an aluminum single plate and steel ribs, the notch of the channel steel 315 is upward, the aluminum single plate 316 is fixed with the main keel 312 of the square tube and is arranged annularly at the same time, structural adhesive or night scene lamps are filled in the aluminum single plate, and the sealing position of the aluminum single plate 316 adopts angle steel to replace channel steel 315 for sealing treatment;

the annular gutter comprises an inner side gutter 400 and an outer side gutter 500, wherein the inner side gutter 400 is located on the lower edge of the lighting roof 100 and below the transverse and longitudinal keels 300, the outer side gutter 500 is located on the lower portion of the metal roof 300, the inner side gutter 400 is mainly used for collecting rainwater on the lighting roof 100, and the outer side gutter 500 is mainly used for collecting rainwater on the metal roof 300.

The elevation of the top surface of the left side of the inner gutter 400 far away from the daylighting roof 100 is higher than that of the top surface of the right side, the bottom surface of the inner gutter 400 is almost tightly attached to the main steel structure 600, consequently need not to set up vertical adaptor, directly set up the support in main steel structure 600, specifically do, including supporting bottom support steel pipe 401 (the same with hot-galvanize square pipe main purlin 302 material, be 120 80 x 4mm hot-galvanize square pipe) between the vertical reinforcing bar of main steel structure 600, locate gutter steel skeleton 402 on bottom support steel pipe 401, lay the hot-galvanize steel sheet in gutter 402 inboard and outside, locate the heat preservation rock wool between two-layer hot-galvanize steel sheet, gutter steel skeleton 402 is formed by 50 x 5mm hot-galvanize steel pipe concatenation, including violently indulgeing the support, this gutter department hot-galvanize steel sheet thickness is 3mm, the material is 316, 500mm wide in the inboard gutter 400, 800mm high on the left side, 350mm high on the right side. The hot-dip galvanized steel sheet of the left side gutter outside (towards the gutter side) upwards extends to square pipe secondary joist 313 and forms the sealing plate between insulation construction and the roof boarding, and the hot-dip galvanized steel sheet top in the right side gutter outside seals through special-shaped aluminium veneer 403, and special-shaped aluminium veneer 403 includes outside vertical structure, slant structure and the inboard vertical structure of fixed with daylighting top 100 aluminium alloy, and the slant structure is along smooth slant transition with daylighting top 100 down. Waterproof materials are arranged on the hot-dip galvanized steel plates on the outer sides of the gutters and comprise polyurethane waterproof coatings, fiber mesh cloth, yellow sand layers and polyurethane finish paint which are sequentially arranged from inside to outside, the waterproof materials extend to the daylighting roof 100, and overflow pipes 505 and water falling pipes 506 are arranged at the bottoms of the inner side gutters 400 and the outer side gutters 500.

The outer gutter 500 comprises a gutter bottom supporting steel pipe 501 supported between longitudinal steel ribs of the main steel structure 600, a steel skeleton 502 arranged on the gutter bottom supporting steel pipe 501, hot-dip galvanized steel plates laid on the inner side and the outer side of the steel skeleton 502, heat-insulating rock wool arranged between two layers of the hot-dip galvanized steel plates, a sealing aluminum single plate 504 with a U-shaped section and arranged between heat-insulating structures on two sides of the gutter and roof panels, and a perforated aluminum single plate 503 arranged above the gutter and between the roof panels on two sides; the steel skeleton 502 is formed by splicing 50 x 5mm hot-dip galvanized steel pipes, the notches of the sealing aluminum veneers 504 on the two sides are arranged in a back-to-back mode, the top surface of the sealing aluminum veneers is 3% inclined towards the inner side of the gutter, the hot-dip galvanized steel plate on the outer side is turned up to the top surface of the heat preservation structure, and the lower side of the sealing aluminum veneers 504 is fixed with the hot-dip galvanized steel plate through a sealant; waterproof materials are arranged on the hot-dip galvanized steel plates on the outer sides of the gutter and comprise polyurethane waterproof paint (the thickness of the polyurethane waterproof paint is 2 mm), fiber mesh cloth, a yellow sand layer and polyurethane finish paint which are sequentially arranged from inside to outside (the polyurethane waterproof paint is coated twice), and the concrete construction method of the waterproof materials comprises the following steps: the polyurethane waterproof coating is brushed with the back surface which is sprinkled with yellow sand and fully coated with fiber mesh cloth, then the polyurethane finish paint is brushed twice, the total thickness of a dry film is 80um, the color is dark gray, the construction method of the waterproof material is the same, the waterproof material is required to return to the top surfaces of the sealed aluminum veneer 504 and the metal roof 300, the perforated aluminum veneer 503 is in a frame shape with a downward notch, elliptical perforations with the width of 30mm and the length of less than 90mm are arranged on the periphery and the top surface, the lower edge of the frame-shaped perforated aluminum veneer 503 is fixed with the aluminum veneer 316 through angle steel, and the waterproof material is required to be positioned on the inner side of the perforated aluminum veneer 503.

The daylighting roof 100 is arched and comprises a net-shaped daylighting roof main steel structure and a glass panel 101 supported on the net-shaped daylighting roof main steel structure through an aluminum profile, the net-shaped daylighting roof main steel structure is of an arched structure formed by splicing a plurality of triangular steel structures, every six triangular steel structures are enclosed and fixed on the outer side of a steel pipe 102, the top surface of the steel pipe 102 is sealed through a steel plate, a single glass panel 101 is matched with the triangular steel structure in shape, every six glass panels 101 are enclosed and fixed on a steel cylinder 103 arranged on the steel plate, sealant and structural adhesive are arranged between the glass panel 101 and the cylinder 103, the top surface of the steel cylinder 103 is sealed, the bottom of the steel cylinder is fixed with the steel plate through an angle steel, the aluminum profile is arranged below a splicing seam of the adjacent glass panels 101 or below the lower edge of the glass panel 101 close to an inner gutter 400, and comprises an H-shaped aluminum alloy press seat 104, an inverted F-shaped aluminum alloy subframe 105 and an aluminum alloy press block 106 for connecting the H-shaped aluminum alloy press seat 104 with the inverted F-shaped aluminum alloy subframe 105, the upper transverse part of the inverted F-shaped aluminum alloy auxiliary frame 105 is fixed below the glass panel 101 through double-sided structural adhesive, the aluminum alloy pressing block 106 is of a T-shaped structure, two sides of the transverse part of the T-shaped structure are pressed and fixed on the lower transverse parts of the inverted F-shaped aluminum alloy auxiliary frames 105 on two sides, the middle part of the T-shaped structure is fixed with a bolt notch arranged at the center of the transverse part of the H-shaped aluminum alloy pressing seat 104 through a bolt, the bottom surface of the transverse part of the T-shaped structure and two sides of the bolt are provided with screw rod limiting parts 107, the bolt notch comprises nut limiting parts 108 arranged at two sides of the bolt, the top surface of the nut limiting part 108 is an inwards concave groove, the bottom of the screw rod limiting part 107 is limited in the groove, adhesive tape limiting grooves 109 are respectively arranged on the transverse part of the H-shaped aluminum alloy pressing seat 104 and two sides of the nut limiting parts 108, a W-shaped adhesive tape 110 is arranged between the adhesive tape limiting grooves 109 on two sides, two sides of the W-shaped adhesive tape 110 are respectively limited in the adhesive tape limiting grooves 109 on two sides, two wave troughs in the middle part and the top surface of the transverse part of the H-shaped aluminum alloy pressing seat 104, the crest is pasted with nut locating part 108 top surface, H type aluminum alloy presses seat 104 to pass through U type groove 113 and netted daylighting top main part steel construction fixed, and the 113 notch in U type groove sets up downwards, and insulating gasket 112 has been laid to the top surface, and H type aluminum alloy presses the horizontal part of seat 104 to pass through the screw rod and fixes with U type groove 113, and the 113 bights in U type groove are the fillet, and the 113 notches in U type groove set up as required to the plane or with the inclined plane (fig. 6 is the inclined plane, fig. 10 is the plane).

In addition, the left side inverted F-shaped aluminum alloy subframe 105 of the aluminum profile, which is positioned below the lower edge of the inner gutter 400 close to the glass panel 101, is replaced by an inverted hook-shaped aluminum alloy subframe 111, the upper vertical part of the inverted hook-shaped aluminum alloy subframe 111 and the structure of the inner vertical part are fixed through bolts, a galvanized flat iron 114 is arranged between the upper vertical part and the glass panel 101, the galvanized flat iron 114 is fixed with the top surface of the U-shaped groove 113, the circumferential length of the galvanized flat iron 114 is 100mm, and the galvanized flat iron 114 is positioned at the 1/4 position of the lower edge of the glass panel 101.

Hot-galvanize channel-section steel connecting piece 301 is direct fixed with main steel structure 600, or fixed with the bracket 601 of locating on main steel structure 600, and the triangle-shaped bearing structure is formed for hot-galvanize angle steel concatenation to bracket 601, is located to be equipped with slant enhancement support 602 between hot-galvanize channel-section steel connecting piece 301 of inboard gutter 400 department and the main steel structure 600, and consequently, it is far away apart from main steel structure 600 to locate the roof boarding, and hot-galvanize channel-section steel connecting piece 301 is higher, consequently needs to strengthen hot-galvanize channel-section steel connecting piece 301's support intensity.

Reinforcing ribs 319 are arranged in the aluminum single plate 316, and the end parts and the bent parts and the middle parts of the reinforcing ribs 319 are fixed with the bottom plate of the aluminum single plate 316 through angle connectors and bolts.

Being located 200 places of cornicing metal roofing 300 including locating main purlin 201 between steel structural beam 603, violently indulging the fossil fragments and laying the roof boarding on violently indulging the fossil fragments through what vertical through-connection structure 202 was connected with main purlin 201, being located and being equipped with light trough 203 on the roof boarding of cornicing 200 bottom surfaces, light trough 203 locates adjacent aluminium veneer 316 concatenation department, corresponds the setting with channel-section steel 315, steel structural beam 603 belongs to main steel structural 600, here violently indulges the fossil fragments and is formed by 60 by the stretch bending preparation of 4mm hot-galvanize square steel pipe.

The bottom surface of a bearing steel plate 310 of a keel adaptor above the daylighting roof 100 is sequentially provided with a stainless steel round steel pipe 320, a horizontal stainless steel connecting plate 321 and a vertical stainless steel connecting plate 322, namely in order to adapt to the structure of the daylighting roof 100, the keel adaptor above the daylighting roof 100 is different from the keel adaptor at other positions in structure, the vertical stainless steel connecting plate 322 passes through a splicing seam of a glass panel 101 and is welded and fixed with the main steel of the reticular daylighting roof, the top surface of the bearing steel plate 310 is provided with four hot-galvanized angle steels 323 for fixing annular beams 325 (namely four hot-galvanized square steels 311 are replaced by the hot-galvanized angle steels 323), the annular beams 325, the main purlins 302 and the main purlins 201 are all made of 120 × 80 × 4mm hot-galvanized square pipes, angle steel secondary keels 324 are connected between adjacent annular beams 325 (namely the square pipe secondary keels 313 are replaced by the hot-galvanized angle secondary keels 324), and square pipe secondary keels 313 are connected between the annular beams 325 and the square pipe main keels 312, the square tube main keel 312 is formed by splicing a plurality of 90 × 60 × 4mm hot galvanized square tubes end to end, and the hot galvanized angle steel 323 and the hot galvanized angle steel secondary keel 324 are made of L50 × 50 × 5mm white fluorocarbon spray-coated hot galvanized angle steel.

Specific examples of the present application are provided below:

except the daylighting roof, the rest roofs are all hyperbolic irregular metal plates, the height is 0.000-23.542, the total area is about 8500 square, the plate specification is about 1500 x 2000mm, 2431 plates are totally, the frameworks are hyperbolic curved arcs, and the processing requirements of all components, the frameworks and the aluminum plates are all different in size.

(1) High-precision modeling: modeling is carried out according to drawing nodes by adopting rhinoceros software, and models are built in the models according to the butt joint relations of the framework, the support, the aluminum plate folding edge and the like. The order of all materials can be accurately placed according to the model, all materials are numbered, and three-dimensional coordinates of all fixed point positions are provided;

(2) all hyperbolic irregular aluminum plates are divided into grids according to the models to be placed in order, a processing factory manufactures high-precision wood models according to the models, and pre-assembly is carried out after production is completed, so that the aluminum plates are prevented from being installed on the roof.

(3) And processing the galvanized steel square tube according to the serial number, and numbering. All point positions provide coordinates according to the model, the total station is equipped to pay off high-precision installation according to the point coordinates provided by the rhinoceros, and recheck is carried out after the installation is finished.

The metal roof installation steps are as follows:

1. installing a first layer of framework;

2. installing an iron plate and heat insulation cotton;

3. mounting a second layer of framework;

4. installing a waterproof iron plate;

5. mounting and gluing an aluminum plate;

6. cleaning after completion;

7. cornice and streamer mounting

Installing main materials on the first layer of framework: 16# galvanized steel channel (hot-galvanize channel-section steel connecting piece 301), 120 80 × 4mm galvanized square tube (hot-galvanize square tube main purline 302), the installation order is according to A-B-C-D-EF, AB is homonymy hot-galvanize channel-section steel connecting piece 301, EF is homonymy hot-galvanize channel-section steel connecting piece 301, C is the extreme point that hot-galvanize square tube main purline 302 is connected with A, D is the extreme point that hot-galvanize square tube main purline 302 is connected with B, E sets up with A relatively, F sets up with B relatively.

The method comprises the following specific steps:

(1) and (4) positioning and pointing the total station according to the coordinates given by the BIM model, the two-dimensional coordinates and the elevation. The total station is placed the point and is set up according to on-the-spot actual conditions, because roofing is photovoltaic the field of vision not good, should select the high point of building, because alternate operation so, place and need often remove. Therefore, the total station selects the column top of the main steel structure at a high point, and a surveyor operation platform is built. Considering that the main structure is not closed and has a certain deformation amount, the coordinate of the placement point is checked frequently to see whether the coordinate moves. The steel structure is taken up and is pitched the latent scaffold frame and set up and can't set up the target position, and it is too many to alternate operating personnel, leads to putting some personnel and removes the difficulty. Therefore, in summary, the construction period is ensured by increasing the number of the normal measuring instruments by 3 times.

(2) The roof has serious insertion operation and complete skeleton installation integrity, so the roof is considered to be processed on the ground. And processing steel according to the processing drawing corresponding to the data derived from the BIM model, and installing the drawing to write a corresponding number.

(3) And (3) installing AB channel steel: and finding out a corresponding coordinate point position (the coordinate point is arranged on the main steel structure beam) according to the drawing number by using a crane. One 16# galvanized steel channel (processing member) is hung and installed, and corresponds to two coordinate points. When the auxiliary component is installed, the horizontal ruler or the auxiliary component of the hanging hammer is vertical to the horizontal plane. When main part steel construction girder steel slope was greater than 15 degrees, channel-section steel skew structure beam bottom increased the channel-section steel and increased the bracing to guarantee perpendicular atress, when being greater than 0 degree and being less than 15 degrees, the notch to one side was cut to the channel-section steel bottom, in order to guarantee perpendicular atress. In order to guarantee that the channel steel in the construction period is processed according to the processing data of the BIM model, if structural deviation occurs during hoisting, the channel steel is immediately rectified and modified according to the actual size condition so as to guarantee the installation of the next procedure. (consider loss 10%).

(4) Installation of a CD square tube (hot galvanizing square tube main purline 302): and finding out a corresponding coordinate point position (the coordinate point is printed on the channel steel) according to the drawing number, and using a crane. And one screw is hung to assist in positioning, and one galvanized square tube (processing component) with the length of 120 x 80 x 4mm corresponds to 4 coordinate points. Two of the 4 coordinate points are located square tube length direction, and the other two coordinate points control the square tube surface to be parallel to the completion. And (4) rechecking the point coordinates of the total station after the installation is finished so as to ensure the installation of the next procedure.

(5) And E, mounting the EF channel steel after rechecking is finished, wherein the mounting is required to be vertical to the horizontal plane, and tightening the square tube.

(6) And 5# angle iron @575mm is arranged perpendicular to the square tube, and the measuring tape or the range finder is used for measuring, returning the size to the ground for processing and hoisting.

(7) Full welding, welding slag cleaning and antirust paint.

The main material for installing the heat insulation cotton is as follows: 0.6mm thick galvanized steel sheet, 300 × 6mm galvanized steel sheet component, 50mm thick heat preservation cotton. The installation sequence is as follows: iron sheet-component-insulation cotton.

The method comprises the following specific steps:

(1) the galvanized steel plate with the thickness of 0.6mm is installed according to the arrangement position staggered arrangement of No. 5 angle steel, wherein the installation is larger than 50mm, and the installation sequence is from a low point to a high point. The 1220mm wide galvanized steel sheet is rolled up, cut according to the recheck size, hoisted by a crane, installed and fixed by self-tapping screws with the installation and fixing interval less than 300mm, staggered and fixed, and glue is injected at the lap joint position of the iron plates before installation. And after the installation is finished, the second glue injection sealing is carried out at the joint.

(2) 300 × 6mm galvanized steel sheet component installation, provide the coordinate according to the BIM model and beat the point, the point position is according to component connection position size cutting 0.6mm galvanized steel sheet opening, the welding installation processed component, full weld, remove the welding slag, brush the anti-rust paint, the opening part is beaten and is glued sealedly.

(3) 50mm thick heat preservation cotton installation, rock wool nail beat glue fix every square be no less than 8, cut rock wool installation after the glue is dry, two-layer heat preservation cotton need be greater than 50mm staggered joint and beat glue from top to bottom, surface course heat preservation cotton has aluminium foil paper, and the piece is the inseparable joint.

Mounting main materials of the second layer of framework: 90 60 by 4mm galvanized square tube (processed according to BIM model data in advance, the square tube main keel 312), 60 by 4mm galvanized square tube (processed according to BIM model data in advance, the square tube secondary keel 313) and 5# galvanized angle iron (an angle code for fixing the aluminum veneer) connecting piece. The installation sequence is as follows: dotting-90 × 60 × 4mm galvanized square tube-60 × 4mm galvanized square tube-rechecking.

The method comprises the following specific steps:

(1) the total station provides coordinate points according to the BIM model, the point points are marked on 300 × 300 galvanized steel plates, and the two-dimensional coordinates and the elevation are marked, such as the points of Y90-0008A and Y90-0006B. According to the processed 5# angle steel connecting piece with the point elevation, the projection position of 90 × 60 × 4mm galvanized square tube is drawn on the 300 × 300 galvanized steel plate, the 5# angle steel connecting piece on one side is fixed through spot welding, the 90 × 60 × 4mm galvanized square tube is positioned by using a horizontal ruler in an auxiliary mode (considering negative deviation), and the 90 × 60 × 4mm galvanized square tube is fixed through spot welding. Dots Y90-007A and Y90-0005B were struck again, two cases: 1. the point location is at the middle point of the upper surface skin end of the square tube, which indicates that the installation is correct, and the 5# angle steel connecting piece on the other side is fully welded; 2. and the point position is not positioned at the middle point of the upper surface skin end of the square tube, the member fixed by spot welding is adjusted according to the position of the point position, and the 5# angle steel connecting piece on the other side is fully welded after the adjustment is finished. During installation, the arch height direction of the square pipe needs to be noticed.

(2) According to the point positions Y90-007A and Y90-0005B which are arranged in a corresponding offset mode, the galvanized square tube with the thickness of 60 x 4mm is adopted. Need to pay attention to the lamp area position during the installation and need raise 30mm installation.

(3) And after the whole installation is finished, whether the installation position of the aluminum plate is in the center line of the keel is rechecked according to the point position placement point. And if the deviation is found, readjusting the framework, fully welding the whole body after the adjustment is finished, removing welding slag, and brushing antirust paint. Prevent weighing down the stainless steel installation, lightning protection installation is reserved

The main materials for installing the waterproof iron plate are as follows: 0.4mm thick galvanized steel sheet; sealing glue

The method comprises the following specific steps:

(1) the 1220mm wide galvanized steel sheet is rolled up, and is cut according to the size of a rechecked framework, the self-tapping screw is used for daubing, the installation and fixation intervals are smaller than 300mm, the steel sheet is fixed in a staggered mode, and glue is injected into the lap joint position of the iron plate and the upper surface of the framework before installation. And after the installation is finished, the second glue injection sealing is carried out at the joint.

The aluminum plate is installed and glued with the main materials: a hyperbolic aluminum veneer 3mm thick; sealing glue

The method comprises the following specific steps:

(1) before installation, firstly, according to an installation control point provided by a BIM model, placing a point and marking on a galvanized iron sheet with the thickness of 0.4 mm. And simultaneously rechecking the size of the straight edge of the aluminum veneer.

(2) The aluminum plate is large and easy to deform, so that the aluminum plate is selected to be hoisted and hung one by one. The negative deviation is controlled when the framework is installed, and the height is adjusted by a rubber gasket when the aluminum plate is installed.

(3) Lightning protection, cleaning of glue seams, filling of foam rods and gluing.

The eaves mouth and the ribbon framework of the project are seriously interfered with the main steel structure, which means that no adjusting space is needed for installing the aluminum plate, and the framework needs to be cut off and then installed according to the actual interference position on site. And (4) mounting the framework by spot welding according to the aluminum plate mounting control points provided by the BIM model, and fully welding after the adjustment is finished.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims (8)

1. The utility model provides a metal roofing construction node which characterized in that: the metal roof (300) comprises a steel adaptor, a primary purline structure, a secondary purline structure, a heat insulation structure, a keel adaptor, a transverse longitudinal keel and a roof panel, wherein the steel adaptor is sequentially connected with a main steel structure (600) from bottom to top, the heat insulation structure, the keel adaptor, the transverse longitudinal keel and the roof panel are laid on the primary purline structure and the secondary purline structure, the steel adaptor comprises two hot galvanizing channel steel connectors (301) which are arranged in a back direction, the primary purline structure and the secondary purline structure comprise a hot galvanizing square pipe main purline (302) and a hot galvanizing angle steel secondary purline (304) which is arranged between adjacent hot galvanizing square pipe main purlines (302), the adjacent hot galvanizing square pipe main purlines (302) are arranged at an included angle or are positioned on the same straight line, and the spliced end is positioned between the two hot galvanizing channel steel connectors (301) and is fixed with the hot galvanizing channel steel connectors (301) on two sides through stainless steel bolt groups (303) respectively; the heat insulation structure comprises an upper layer of galvanized steel plate (306), a lower layer of galvanized steel plate (306) and tinfoil paper heat insulation rock wool (307) which is arranged between the two layers of galvanized steel plates (306) in a staggered and superposed mode, wherein the tinfoil paper heat insulation rock wool (307) is fixed with the upper layer of galvanized steel plate (306) through a rock wool nail (308), and the lower layer of galvanized steel plate (306) is fixed with a main purline (302) of a hot galvanized square pipe through a flange plate self-tapping nail (305); the keel adapter comprises square steel pipe supports (309) sequentially arranged on a hot-galvanized square pipe main purline (302) from bottom to top, bearing steel plates (310) arranged on the top surfaces of the square steel pipe supports (309), and four hot-galvanized square steels (311) vertically arranged on the bearing steel plates (310); the transverse keel and the longitudinal keel comprise square pipe main keels (312) of which the end parts are fixed with the two hot galvanized square steels (311) and square pipe secondary keels (313) arranged between the adjacent square pipe main keels (312), and the square pipe secondary keels (313) and the square pipe main keels (312) are both bending bent pipes so as to meet the molding requirement; the roof boarding is including laying hot-galvanize steel sheet on horizontal and vertical fossil fragments, locating channel-section steel (315) and aluminium veneer (316) on square pipe main joist (312) and square pipe secondary joist (313), and aluminium veneer (316) are the irregular metal sheet of hyperbolic, aluminium veneer (316) are buckled downwards all around, and through the bolt fastening after inboard and the inboard laminating of channel-section steel (315) flange board of department of buckling, buckle the department inboard and be equipped with the angle sign indicating number between the horizontal and vertical fossil fragments.

2. A metal roofing construction joint as defined in claim 1, wherein: the hot galvanizing channel steel connecting piece (301) is directly fixed with a main steel structure (600) or fixed with a bracket (601) arranged on the main steel structure (600), and the bracket (601) is spliced by hot galvanizing angle steel to form a triangular supporting structure.

3. A metal roofing construction joint as defined in claim 1, wherein: an oblique reinforcing support (602) is arranged between the hot galvanizing channel steel connecting piece (301) and the main steel structure (600).

4. A metal roofing construction joint as defined in claim 1, wherein: reinforcing ribs (319) are arranged in the aluminum single plate (316), and the end parts of the reinforcing ribs (319) are fixed with the bending part, the middle part and the bottom plate of the aluminum single plate (316) through angle codes and bolts.

5. A metal roofing construction joint as defined in claim 1, wherein: be located eaves (200) department metal roofing (300) including locating main purlin (201) between steel structural beam (603), violently indulge the fossil fragments and lay the roof boarding on violently indulging the fossil fragments through vertical transition structure (202) and being connected with main purlin (201), be located eaves (200) bottom surface be equipped with light trough (203) on the roof boarding, adjacent aluminium veneer (316) concatenation department is located in light trough (203), corresponds the setting with channel-section steel (315).

6. A metal roofing construction joint as defined in claim 1, wherein: the metal roof (300) is of a hollow annular structure, the hollow part is provided with the daylighting roof (100), and the inner edge of the metal roof (300) extends to the position above the daylighting roof (100).

7. A metal roofing construction joint as defined in claim 6, wherein: the bottom surface of a bearing steel plate (310) of the keel adaptor above the daylighting roof (100) is sequentially provided with a stainless steel round steel tube (320), a horizontal stainless steel connecting plate (321) and a vertical stainless steel connecting plate (322), and the vertical stainless steel connecting plate (322) penetrates through a splicing seam of the daylighting roof (100) and is fixedly welded with the net-shaped daylighting roof main body steel of the daylighting roof (100).

8. A metal roofing construction joint as defined in claim 7, wherein: four hot-dip galvanized angle steels (323) used for fixing the annular beam (325) are arranged on the top surface of a bearing steel plate (310) of the keel adapter positioned above the daylighting roof (100), the annular beam (325) is formed by splicing a plurality of 120-80-4 mm hot-dip galvanized square tubes end to end, a hot-dip galvanized angle steel secondary keel (324) is connected between every two adjacent annular beams (325), a square tube secondary keel (313) is connected between the annular beam (325) and the square tube primary keel (312), and the square tube primary keel (312) is formed by splicing a plurality of 90-60-4 mm hot-dip galvanized square tubes end to end.

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