CN117248690A - Integrated steel structure sloping roof cornice and construction method thereof - Google Patents
Integrated steel structure sloping roof cornice and construction method thereof Download PDFInfo
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- CN117248690A CN117248690A CN202311157388.1A CN202311157388A CN117248690A CN 117248690 A CN117248690 A CN 117248690A CN 202311157388 A CN202311157388 A CN 202311157388A CN 117248690 A CN117248690 A CN 117248690A
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- gutter
- steel structure
- keels
- keel
- sloping roof
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 98
- 239000010959 steel Substances 0.000 title claims abstract description 98
- 238000010276 construction Methods 0.000 title claims abstract description 37
- 238000005034 decoration Methods 0.000 claims abstract description 16
- 238000000034 method Methods 0.000 claims abstract description 4
- 238000003466 welding Methods 0.000 claims description 21
- 238000010079 rubber tapping Methods 0.000 claims description 20
- 238000009434 installation Methods 0.000 claims description 11
- 238000005192 partition Methods 0.000 claims description 11
- 230000003014 reinforcing effect Effects 0.000 claims description 7
- 239000011150 reinforced concrete Substances 0.000 abstract description 3
- 238000009415 formwork Methods 0.000 abstract description 2
- 238000009964 serging Methods 0.000 description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- 230000007547 defect Effects 0.000 description 5
- 238000000465 moulding Methods 0.000 description 4
- 229910052782 aluminium Inorganic materials 0.000 description 3
- -1 polyethylene Polymers 0.000 description 3
- 229910000914 Mn alloy Inorganic materials 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 239000004567 concrete Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- NBVXSUQYWXRMNV-UHFFFAOYSA-N fluoromethane Chemical compound FC NBVXSUQYWXRMNV-UHFFFAOYSA-N 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 238000011065 in-situ storage Methods 0.000 description 2
- 239000003973 paint Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000005536 corrosion prevention Methods 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000004826 seaming Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04D—ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
- E04D13/00—Special arrangements or devices in connection with roof coverings; Protection against birds; Roof drainage; Sky-lights
- E04D13/04—Roof drainage; Drainage fittings in flat roofs, balconies or the like
- E04D13/064—Gutters
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/38—Connections for building structures in general
- E04B1/58—Connections for building structures in general of bar-shaped building elements
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B7/00—Roofs; Roof construction with regard to insulation
- E04B7/02—Roofs; Roof construction with regard to insulation with plane sloping surfaces, e.g. saddle roofs
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04D—ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
- E04D11/00—Roof covering, as far as not restricted to features covered by only one of groups E04D1/00 - E04D9/00; Roof covering in ways not provided for by groups E04D1/00 - E04D9/00, e.g. built-up roofs, elevated load-supporting roof coverings
- E04D11/02—Build-up roofs, i.e. consisting of two or more layers bonded together in situ, at least one of the layers being of watertight composition
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04D—ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
- E04D13/00—Special arrangements or devices in connection with roof coverings; Protection against birds; Roof drainage; Sky-lights
- E04D13/04—Roof drainage; Drainage fittings in flat roofs, balconies or the like
- E04D13/064—Gutters
- E04D13/072—Hanging means
Abstract
The invention discloses an integrated steel structure sloping roof cornice and a construction method thereof, wherein the integrated steel structure sloping roof cornice comprises a steel structure frame, a sloping roof cover plate system, a gutter system and a decoration panel; the steel structure frame is a rectangular frame formed by two transverse keels and a plurality of longitudinal keels, and the longitudinal keels are arranged between the two transverse keels at intervals; two steel purlines are arranged between adjacent longitudinal keels, and the steel purlines and the transverse keels are parallel and penetrate through the longitudinal keels; one side of the steel structure frame is arranged on the upright post, and the other side is arranged in a cantilever manner; the upper end face of the steel structure frame is provided with a sloping roof cover plate system; the cantilever side of the steel structure frame is provided with a gutter system, and the gutter system comprises a gutter bearing keel, a gutter connecting keel and a gutter; the decoration panel is arranged on the lower end face of the steel structure frame and is coated on the outer surfaces of the gutter bearing keels and the gutter connecting keels. The invention solves the technical problems of a large number of formwork supports, low construction speed and low safety coefficient in the construction process of the cornice of the reinforced concrete sloping roof.
Description
Technical Field
The invention relates to the technical field of sloping roof cornices, in particular to an integrated steel structure sloping roof cornice and a construction method thereof.
Background
Along with the development of cities, the construction of sloping roofs is a difficult construction problem, although the sloping roof construction modeling can express different building styles and has stronger aesthetic feeling, and the construction of the sloping roofs is various in the style of expressing the buildings and is more and more widely applied.
The conventional construction method often adopts reinforced concrete sloping roofs and cornices, and has a plurality of defects: firstly, because the section of the scaffold is an inclined plane, an unconventional scaffold system is usually required to be supported, the scaffold rod pieces do not match the modulus, and the scaffold steel pipes are required to be cut, so that the material loss is large, the economy is poor, and the time is long; secondly, the construction difficulty of concrete pouring is high due to the gradient problem, the quality problems such as construction cold joints and the like are easy to form, and the construction forming quality of cornice drainage ditches is difficult to control; then, the molding quality of the cornice form of the cast-in-situ sloping roof is difficult to control, and the integral molding effect of the outer facade is influenced; finally, most of the cornice and gutter on the sloping roof pick out the contour and the side line of the building, so that the safety protection risk is extremely high during construction, and the defects of low efficiency, high safety risk and the like are caused when operators operate the sloping roof cornice and the gutter. These defects directly lead to the defects of high construction cost, long construction period, high safety risk and the like of sloping roof construction, and do not meet the low-carbon and high-efficiency construction concept of the modern society.
Disclosure of Invention
The invention aims to provide an integrated steel structure sloping roof cornice and a construction method thereof, which aim to solve the technical problems of a large number of formwork supports, low construction speed and low safety coefficient in the construction process of the reinforced concrete sloping roof cornice.
In order to achieve the above purpose, the invention adopts the following technical scheme:
the invention provides an integrated steel structure sloping roof cornice, which comprises a steel structure frame, a sloping roof cover plate system, a gutter system and a decoration panel, wherein the steel structure frame is arranged on the sloping roof cover plate system; the steel structure frame is a rectangular frame formed by two transverse keels and a plurality of longitudinal keels, and the longitudinal keels are arranged between the two transverse keels at intervals; two steel purlines are arranged between adjacent longitudinal keels, and the steel purlines are parallel to the transverse keels; one side of the steel structure frame is arranged on the upright post, and the other side is arranged in a cantilever manner; the upper end face of the steel structure frame is provided with a sloping roof cover plate system; the cantilever side of the steel structure frame is provided with a gutter system, and the gutter system comprises a gutter bearing keel, a gutter connecting keel and a gutter; the gutter bearing keel comprises a U-shaped framework, an L-shaped framework and a linear framework; the U-shaped framework is upwards provided with an opening and is fixedly arranged on the steel structure frame; the end heads of the transverse parts of the L-shaped frameworks are welded and fixed with the U-shaped frameworks, connecting plates are arranged on two sides of the top ends of the vertical parts of the L-shaped frameworks, and the connecting plates are fixed with the side surfaces of the gutter connecting keels through bolts; the linear framework is arranged on the upper end face of the transverse part of the L-shaped framework, and the upper end face of the linear framework is provided with a gutter; the decoration panel is arranged on the lower end face of the steel structure frame and is coated on the outer surfaces of the gutter bearing keels and the gutter connecting keels.
Preferably, a reinforcing keel is further arranged between the two vertical rods of the U-shaped framework, and the reinforcing keel is welded and fixed with the U-shaped framework.
Preferably, the steel purlines are welded and fixed on the side surfaces of the longitudinal keels.
Preferably, the sloping roof cover plate system comprises a lining plate and an upright serging roof plate arranged on the upper end face of the lining plate, and the lining plate is fixedly connected with the steel structure frame through self-tapping screws.
Preferably, the top end of one vertical rod of the U-shaped framework is welded and fixed on the lower end face of the longitudinal keel, and the top end of the other vertical rod is welded and fixed on the lower end face of the transverse keel.
Preferably, one end of the straight skeleton is welded and fixed on the vertical part of the L-shaped skeleton, and the other end is welded and fixed on the side surface of the transverse keel; the connecting plate and the L-shaped framework are welded and fixed.
Preferably, the cross section of the gutter is U-shaped, the top of the side wall of the gutter is provided with folded edges, and the folded edges on two sides of the gutter are respectively arranged on the upper end face of the gutter connecting keel and the upper end face of the transverse keel and are fixed through self-tapping screws.
Preferably, a vertical partition plate is further arranged between the side wall, close to the transverse keel, of the gutter and the transverse keel, and the vertical partition plate is tightly attached to the side wall of the gutter; the top of the vertical partition board is welded and fixed with the transverse keel, and the bottom of the vertical partition board is welded and fixed with the straight-line-shaped framework.
Preferably, the decorative panel is fixedly connected with the steel structure frame, the gutter bearing keel and the gutter linking keel through self-tapping screws.
The invention also provides a construction method of the integrated steel structure sloping roof cornice, which comprises the following steps:
firstly, welding and fixing a steel purline on a longitudinal keel by utilizing a portal frame to finish the installation work of the steel purline;
welding the L-shaped framework and the U-shaped framework into a whole on the ground, welding a connecting plate to the L-shaped framework, then welding and fixing one end of the straight-shaped framework on a transverse keel by utilizing a portal frame, and then welding the L-shaped framework and the U-shaped framework which are welded on the ground with a steel structure framework and the straight-shaped framework;
step three, installing gutter connecting keels by using a portal frame, placing the gutter connecting keels into clamping grooves formed by two connecting plates, and then connecting the gutter connecting keels with the connecting plates by using bolts;
installing the gutter, and connecting the folded edges of the gutter with the gutter connecting keels and the transverse keels respectively by using self-tapping screws;
step five, installing a sloping roof cover plate system, firstly fixing a lining plate on the upper end surface of a steel structure frame by using self-tapping screws, and then installing an upright serging roof plate on the upper end surface of the lining plate and serging;
and step six, installing the decoration panel, and connecting the decoration panel with the gutter connecting keel, the gutter bearing keel and the steel structure frame by using self-tapping screws.
The beneficial effects of the invention are as follows:
the integrated steel structure sloping roof cornice and the construction method thereof provided by the invention adopt the steel structure frame, and are matched with the integrated gutter system, the sloping roof cover plate system and the decoration panel, so that the integrated design replaces the traditional cast-in-situ concrete sloping roof cornice, the construction molding quality of the cornice is easy to control, and the integral molding effect of the outer vertical face can be ensured; and the full-hall support frame is not required to be supported, so that the operation time and the construction period are shortened, the construction steps are reduced, the labor cost is reduced, and the construction efficiency is improved.
2, the integrated steel structure sloping roof cornice and the construction method thereof provided by the invention have the advantages that the overhanging type is most in the traditional construction method, the difficulty of edge protection is high during construction, the safety risk is high, the construction method provided by the invention does not need to install a scaffold or use a basket, the whole process can finish the installation and welding work only by adopting a portal frame, the high-altitude welding work is avoided, the construction difficulty is greatly reduced, the safety coefficient is high, and the protection is easy.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The primary object and other advantages of the invention may be realized and attained by means of the instrumentalities and particularly pointed out in the specification.
Drawings
The invention is described in further detail below with reference to the accompanying drawings.
Fig. 1 is a perspective view of the present invention.
Fig. 2 is a side cross-sectional view of the present invention.
Fig. 3 is a schematic view of the structure of the connecting plate of the present invention.
Fig. 4 is a perspective view of a steel structural frame of the present invention.
Fig. 5 is a perspective view of the gutter system of the present invention.
Fig. 6 is a bottom perspective view of the present invention.
Reference numerals: 1-steel structure frame, 2-slope roof cover system, 3-gutter system, 4-decoration panel, 5-upright column, 6-reinforcement keel, 7-vertical partition, 11-horizontal keel, 12-longitudinal keel, 13-steel purlin, 14-connecting plate, 21-lining board, 22-vertical lockstitch roof board, 31-gutter bearing keel, 32-gutter connecting keel, 33-gutter, 311-U-shaped framework, 312-L-shaped framework, 313-straight framework and 331-hem.
Detailed Description
The following examples are given by way of illustration only and are not to be construed as limiting the scope of the invention.
Referring to fig. 1-6, the present invention provides an integrated steel pitched roof cornice comprising a steel structural frame 1, a pitched roof deck system 2, a gutter system 3, and a decorative panel 4; the steel structure frame 1 is a rectangular frame formed by two transverse keels 11 and a plurality of longitudinal keels 12, and the longitudinal keels 12 are arranged between the two transverse keels 11 at intervals; two steel purlines 13 are arranged between adjacent longitudinal keels 12, the steel purlines 13 are welded and fixed on the side surfaces of the longitudinal keels 12, and the steel purlines 13 are parallel to the transverse keels 11; one side of the steel structure frame 1 is arranged on the upright post 5, and the other side is arranged in a cantilever manner; the upper end face of the steel structure frame 1 is provided with a sloping roof cover plate system 2, the sloping roof cover plate system 2 comprises a lining plate 21 and an upright serging roof plate 22 arranged on the upper end face of the lining plate 21, and the lining plate 21 is fixedly connected with the steel structure frame 1 through self-tapping screws; the overhanging side of the steel structure frame 1 is provided with a gutter system 3, and the gutter system 3 comprises a gutter bearing keel 31, a gutter connecting keel 32 and a gutter;
the gutter load-bearing keel 31 comprises a U-shaped framework 311, an L-shaped framework 312 and a straight-line-shaped framework 313; the U-shaped framework 311 is arranged on the steel structure framework 1 in an upward and fixed way, the top end of one vertical rod of the U-shaped framework 311 is welded and fixed on the lower end face of the longitudinal keel 12, the top end of the other vertical rod is welded and fixed on the lower end face of the transverse keel 11, the reinforcing keel 6 is further arranged between the two vertical rods of the U-shaped framework 311, and the reinforcing keel 6 is welded and fixed with the U-shaped framework 311; the end of the transverse part of the L-shaped framework 312 is welded and fixed with the U-shaped framework 311, the two sides of the top of the vertical part of the L-shaped framework 312 are provided with connecting plates 14, and the connecting plates 14 are fixed with the side surfaces of gutter connecting keels 32 through bolts; the linear framework 313 is arranged on the upper end face of the transverse part of the L-shaped framework 312, one end of the linear framework 313 is welded and fixed on the vertical part of the L-shaped framework 312, and the other end is welded and fixed on the side face of the transverse keel 11; the connecting plate 14 is welded and fixed with the L-shaped framework 312, the upper end face of the linear framework 313 is provided with a gutter 33, the cross section of the gutter 33 is U-shaped, the top of the side wall of the gutter 33 is provided with a folded edge 331, the folded edges 331 on the two sides of the gutter 33 are respectively arranged on the upper end face of the gutter connecting keel 32 and the upper end face of the transverse keel 11, and are fixed by self-tapping screws, a vertical partition 7 is further arranged between the side wall of the gutter 33, which is close to the transverse keel 11, and the vertical partition 7 is tightly attached to the side wall of the gutter 33; the top of the vertical partition 7 is welded and fixed with the transverse keel 11, and the bottom is welded and fixed with the straight skeleton 313; the decoration panel 4 is arranged on the lower end face of the steel structure frame 1, is coated on the outer surfaces of the gutter bearing keels 31 and the gutter connecting keels 32, and is fixedly connected with the steel structure frame 1, the gutter bearing keels 31 and the gutter connecting keels 32 through self-tapping screws.
The invention also provides a construction method of the integrated steel structure sloping roof cornice, which comprises the following steps:
firstly, welding and fixing the steel purlines 13 on the longitudinal keels 12 by utilizing a portal frame to finish the installation work of the steel purlines 13;
welding an L-shaped framework 312 and a U-shaped framework 311 into a whole on the ground, welding a connecting plate 14 to the L-shaped framework 312, then welding and fixing one end of a straight-line-shaped framework 313 on a transverse keel 11 by utilizing a portal frame, and then welding the L-shaped framework 312 and the U-shaped framework 311 which are welded on the ground with a steel structure framework 1 and the straight-line-shaped framework 313;
step three, installing the gutter connecting keel 32 by using a portal frame, placing the gutter connecting keel 32 into a clamping groove formed by two connecting plates 14, and then connecting the gutter connecting keel 32 with the connecting plates 14 by using bolts;
installing the gutter 33, and connecting the folded edges 331 of the gutter 33 with the gutter connecting keels 32 and the cross keels 11 respectively by using self-tapping screws;
step five, installing a sloping roof cover plate system 2, firstly fixing a lining plate 21 on the upper end surface of a steel structure frame 1 by using self-tapping screws, and then installing an upright serging roof plate 22 on the upper end surface of the lining plate 21 and serging;
and step six, installing the decoration panel 4, and connecting the decoration panel 4 with the gutter connecting keel 32, the gutter bearing keel 31 and the steel structure frame 1 by using self-tapping screws.
Furthermore, the sloping roof cornice provided by the invention does not belong to a overhanging cornice structure relative to the whole building, but the steel structure frame 1 belongs to an overhanging structure relative to the upright post 5, and the upright post 5 is used as a stress point of the steel structure frame 1; the gutter system 3 is fixed on the overhanging end of the steel structure frame 1, and the pressure transmitted by the gutter 33 and the gutter connecting keel 32 is supported by the gutter bearing keel 31, wherein the gutter bearing keel 31 is a stress point of the whole gutter system 3; the gutter bearing keel 31 is designed into an L-shaped and U-shaped shape for better bearing, wherein the reinforcing keel 6 is additionally arranged, the integrity of the bearing structure is enhanced, and the bearing performance is further enhanced.
Further, when the steel structure frame 1 is inspected after construction is completed, the installation of the steel purlines 13 is started after quality defect treatment is completed and acceptance is qualified, the steel purlines 13 are used as a supporting system of the sloping roof cover plate system 2 and the lower decoration panel 4, the steel purlines 13 are hot dip galvanized square pipes with the diameter of 80 x 60 x 4mm, when the connection form is fixed as a rear embedded part, a drawing test is required, and the drawing force is required to meet the requirements. And after the steel purline 13 is installed and accepted, the construction of the anti-corrosion and fireproof paint is carried out. The anticorrosive and fireproof paint has homogeneous coating and thickness meeting the requirement.
Further, the gutter load-bearing keel 31 adopts 80 x 60 x 4mm galvanized square pipes, the installation adopts ground scattered welding connection, and the welding seam is subjected to corrosion prevention treatment after welding. Gutter bearing fossil fragments 31 carry out the mode of carrying out the split installation at the cornice position, reduce the frequency of high altitude welding operation, reduce the security risk. The gutter 33 is a stainless steel finished product gutter, and is reliably connected with the gutter connecting keel 32 through the gutter, the gutter 33 is pre-arranged on the ground before being installed, the water falling port is positioned, the water falling port is perforated and installed, weather-resistant glue is adopted for sealing the periphery after the water falling port is installed, and a water closing test is carried out on the periphery of the water falling port, so that no leakage of the water falling port is ensured. After the water shutoff test, the finished gutter 33 was installed. The joint is sealed by weather-proof glue, so that leakage of the joint of the later gutter 33 is avoided.
Further, the lining plate 21 in the sloping roof cover plate system 2 is coated with a PE (polyethylene) coating of a 0.8mm thick high-aluminum zinc-plated profiled steel sheet, the vertical serging roof plate 22 is a 0.9mm thick fluorocarbon roller-coated aluminum-magnesium-manganese alloy sheet, the installation and fixation of the downpipe are required to be completed before the installation is completed, and an electric serging machine is required to be used for seaming and serging after the installation of the vertical serging roof plate 22 is completed, so that the installation quality is ensured.
Further, the decorative panels 4 coated on the outer surfaces of the gutter bearing keels 31 and the gutter connecting keels 32 adopt 2mm thick aluminum veneers (surface fluorocarbon spraying), the colors and parting positions of the aluminum veneers are unified with the outer vertical surface modeling, and the decorative panels are industrially produced and processed and are connected with the gutter bearing keels 31 through tapping screws; the decorative panel 4 of the lower end surface of the steel structure adopts a 1mm thick aluminum-magnesium-manganese alloy plate, and is produced in a factory by cutting, flanging and then is connected with the steel structure frame 1 through self-tapping screws.
The foregoing is merely illustrative of preferred embodiments of the present invention, and the scope of the present invention is not limited thereto, but any changes or substitutions that would occur to those skilled in the art within the scope of the present invention are intended to be included in the scope of the present invention.
Claims (10)
1. An integrated steel construction sloping roof cornice, its characterized in that: comprises a steel structure frame (1), a sloping roof cover plate system (2), a gutter system (3) and a decoration panel (4);
the steel structure frame (1) is a rectangular frame formed by two transverse keels (11) and a plurality of longitudinal keels (12), and the longitudinal keels (12) are arranged between the two transverse keels (11) at intervals; two steel purlines (13) are arranged between adjacent longitudinal keels (12), and the steel purlines (13) are parallel to the transverse keels (11); one side of the steel structure frame (1) is arranged on the upright post (5), and the other side is arranged in a cantilever manner;
the upper end face of the steel structure frame (1) is provided with a sloping roof cover plate system (2); the cantilever side of the steel structure frame (1) is provided with a gutter system (3), and the gutter system (3) comprises a gutter bearing keel (31), a gutter connecting keel (32) and a gutter (33);
the gutter bearing keel (31) comprises a U-shaped framework (311), an L-shaped framework (312) and a linear framework (313); the U-shaped framework (311) is provided with an upward opening and is fixedly arranged on the steel structure frame (1); the end head of the transverse part of the L-shaped framework (312) is welded and fixed with the U-shaped framework (311), two sides of the top end of the vertical part of the L-shaped framework (312) are provided with connecting plates (14), and the connecting plates (14) are fixed with the side surfaces of the gutter connecting keels (32) through bolts; the linear framework (313) is arranged on the upper end face of the transverse part of the L-shaped framework (312), and the upper end face of the linear framework (313) is provided with a gutter (33);
the decoration panel (4) is arranged on the lower end face of the steel structure frame (1) and is coated on the outer surfaces of the gutter bearing keels (31) and the gutter connecting keels (32).
2. An integrated steel structure sloping roof cornice as claimed in claim 1, wherein a reinforcing keel (6) is further arranged between the two vertical rods of the U-shaped framework (311), and the reinforcing keel (6) is welded and fixed with the U-shaped framework (311).
3. An integrated steel structure sloping roof cornice as claimed in claim 1, characterised in that the steel purlines (13) are welded to the sides of the longitudinal keels (12).
4. An integrated steel structure sloping roof cornice as claimed in claim 1, characterised in that the sloping roof deck system (2) comprises a lining (21) and an upstanding border panel (22) provided on the upper end face of the lining (21), the lining (21) being fixedly connected to the steel structure frame (1) by self-tapping screws.
5. An integrated steel structure sloping roof cornice as claimed in claim 1, wherein the U-shaped skeleton (311) is welded and fixed to the lower end face of the longitudinal keels (12) at the top ends of one vertical bar and to the lower end face of the transverse keels (11) at the top ends of the other vertical bar.
6. An integrated steel structure sloping roof cornice as claimed in claim 1, wherein one end of the straight skeleton (313) is welded and fixed to the vertical part of the L-shaped skeleton (312), and the other end is welded and fixed to the side face of the transverse keel (11); the connecting plate (14) and the L-shaped framework (312) are welded and fixed.
7. An integrated steel structure sloping roof cornice as claimed in claim 1, wherein the cross section of the gutter (33) is U-shaped, the top of the side wall of the gutter (33) is provided with folded edges (331), and the folded edges (331) on two sides of the gutter (33) are respectively erected on the upper end face of the gutter connecting keel (32) and the upper end face of the transverse keel (11) and are fixed by self-tapping screws.
8. An integrated steel structure sloping roof cornice as claimed in claim 7, wherein a vertical partition plate (7) is arranged between the side wall of the gutter (33) close to the transverse keel (11) and the transverse keel (11), and the vertical partition plate (7) is closely attached to the side wall of the gutter (33); the top of the vertical partition plate (7) is welded and fixed with the transverse keels (11), and the bottom is welded and fixed with the straight-shaped framework (313).
9. An integrated steel structure sloping roof cornice as claimed in claim 1, wherein the decorative panel (4) is fixedly connected with the steel structure frame (1), the gutter load-bearing keel (31) and the gutter linking keel (32) by self-tapping screws.
10. A method of constructing an integrated steel structure pitched roof cornice as claimed in any one of claims 1 to 9 comprising the steps of:
firstly, welding and fixing a steel purline (13) on a longitudinal keel (12) by utilizing a portal frame to finish the installation work of the steel purline (13);
welding an L-shaped framework (312) and a U-shaped framework (311) into a whole on the ground, welding a connecting plate (14) to the L-shaped framework (312), then welding and fixing one end of a linear framework (313) on a transverse keel (11) by utilizing a portal frame, and then welding the L-shaped framework (312), the U-shaped framework (311), a steel structure framework (1) and the linear framework (313) which are welded on the ground;
step three, installing gutter connecting keels (32) by using a portal frame, placing the gutter connecting keels (32) into clamping grooves formed by two connecting plates (14), and then connecting the gutter connecting keels (32) with the connecting plates (14) by using bolts;
installing a gutter (33), and connecting a flange (331) of the gutter (33) with the gutter connecting keel (32) and the transverse keel (11) respectively by using self-tapping screws;
step five, installing a sloping roof cover plate system (2), firstly fixing a lining plate (21) on the upper end surface of a steel structure frame (1) by using self-tapping screws, and then installing an upright edge-locking roof plate (22) on the upper end surface of the lining plate (21) and locking edges;
and step six, installing the decoration panel (4), and connecting the decoration panel (4) with the gutter connecting keel (32), the gutter bearing keel (31) and the steel structure frame (1) by using self-tapping screws.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311157388.1A CN117248690A (en) | 2023-09-08 | 2023-09-08 | Integrated steel structure sloping roof cornice and construction method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117627252A (en) * | 2024-01-26 | 2024-03-01 | 福建建工装配式建筑研究院有限公司 | Prefabricated assembled sloping roof system and construction method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117627252A (en) * | 2024-01-26 | 2024-03-01 | 福建建工装配式建筑研究院有限公司 | Prefabricated assembled sloping roof system and construction method thereof |
| CN117627252B (en) * | 2024-01-26 | 2024-04-09 | 福建建工装配式建筑研究院有限公司 | Prefabricated assembled sloping roof system and construction method thereof |
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