CN112049270A - Construction method of steel structure workshop color plate and aluminum foil laminated shielding system - Google Patents
Construction method of steel structure workshop color plate and aluminum foil laminated shielding system Download PDFInfo
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- CN112049270A CN112049270A CN202010893860.8A CN202010893860A CN112049270A CN 112049270 A CN112049270 A CN 112049270A CN 202010893860 A CN202010893860 A CN 202010893860A CN 112049270 A CN112049270 A CN 112049270A
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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
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/92—Protection against other undesired influences or dangers
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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
- E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
- E04B2/56—Load-bearing walls of framework or pillarwork; Walls incorporating load-bearing elongated members
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04D—ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
- E04D3/00—Roof covering by making use of flat or curved slabs or stiff sheets
- E04D3/35—Roofing slabs or stiff sheets comprising two or more layers, e.g. for insulation
- E04D3/351—Roofing slabs or stiff sheets comprising two or more layers, e.g. for insulation at least one of the layers being composed of insulating material, e.g. fibre or foam material
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04D—ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
- E04D3/00—Roof covering by making use of flat or curved slabs or stiff sheets
- E04D3/35—Roofing slabs or stiff sheets comprising two or more layers, e.g. for insulation
- E04D3/351—Roofing slabs or stiff sheets comprising two or more layers, e.g. for insulation at least one of the layers being composed of insulating material, e.g. fibre or foam material
- E04D3/354—Roofing slabs or stiff sheets comprising two or more layers, e.g. for insulation at least one of the layers being composed of insulating material, e.g. fibre or foam material more than one of the layers being composed of insulating material
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H5/00—Buildings or groups of buildings for industrial or agricultural purposes
- E04H5/02—Buildings or groups of buildings for industrial purposes, e.g. for power-plants or factories
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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
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/92—Protection against other undesired influences or dangers
- E04B2001/925—Protection against harmful electro-magnetic or radio-active radiations, e.g. X-rays
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- Structural Engineering (AREA)
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Abstract
The invention provides a construction method of a steel structure workshop colored plate and aluminum foil laminated shielding system, which comprises the following steps of: firstly, constructing a ground shielding subsystem consisting of an insulating asphalt layer, a lower shielding net and an upper shielding net on the ground of a plant; secondly, a steel structure column anchor bolt shielding subsystem consisting of an insulating pipe sleeve and an insulating pad is additionally arranged in the workshop steel structure column assembly; constructing a roof shielding subsystem consisting of a roof bottom plate, glass fiber heat-insulating cotton, 2 layers of aluminum foil and a roof top plate in the construction of the factory building roof; constructing a wall surface shielding subsystem consisting of an outer wall panel, an inner wall panel, aluminum foil for the wall surface and a shielding plate in the construction of the wall surface of the factory building; and fifthly, shielding the lap joints of the wall surface, the ground and the roof. Compared with the prior art, the method can reduce the construction cost and shorten the construction period.
Description
Technical Field
The invention relates to an electromagnetic shielding construction method for a steel structure workshop, in particular to a construction method for a color plate and aluminum foil laminated shielding system of the steel structure workshop.
Background
The electromagnetic shielding is to isolate two space regions by metal to control the induction and radiation of electric field, magnetic field and electromagnetic wave from one region to another, and is made into hexahedron with shielding plate body to limit the electromagnetic wave in certain space range and to attenuate the energy of electromagnetic field greatly when the energy is transmitted from one side to the other side, so as to prevent the internal interference electromagnetic field from diffusing to the outside or the internal equipment from being influenced by external electromagnetic field. The traditional shielding mode of steel construction factory building mainly has the mode of installing shielding steel sheet or shielding net additional in the factory building inside, and this type of method needs to add in addition and establishes interior wall fossil fragments, and construction cost is high, and the construction cycle is long, and on-the-spot high altitude welding work volume is huge, and the construction degree of difficulty is big.
Disclosure of Invention
The purpose of the invention is: aiming at the problems in the prior art, the construction method of the steel structure workshop color plate and aluminum foil laminated shielding system is provided, and by adopting the method, the construction cost can be reduced, and the construction period can be shortened.
The technical scheme of the invention is as follows: the invention relates to a construction method of a steel structure workshop colored plate and aluminum foil laminated shielding system, which comprises the following steps of:
firstly, constructing a ground shielding subsystem: the ground of the factory building comprises a concrete layer, an upper layer reinforcing mesh and a lower layer reinforcing mesh, and when the ground of the factory building is constructed, an insulating asphalt layer, a lower layer shielding mesh and an upper layer shielding mesh are sequentially arranged in the concrete layer between the upper layer reinforcing mesh and the lower layer reinforcing mesh from bottom to top; the insulating asphalt layer, the lower layer shielding net and the upper layer shielding net form a ground shielding subsystem;
secondly, constructing a steel-structure column anchor bolt shielding subsystem: the steel column assembly of the factory building comprises steel columns, column bottom plates, steel base plates and nuts, wherein each steel column of the steel structure factory building is fixed on the column bottom plate through respectively arranging 1 set of steel base plate and 1 set of nut on the upper side and the lower side of the column bottom plate; the insulating pipe sleeve and the insulating pad form a steel-structure column anchor bolt shielding subsystem;
thirdly, constructing a roof shielding subsystem: the factory building roof assembly comprises a steel keel fixedly arranged on the steel structure column, a Z-shaped purline fixedly connected with the steel structure column and the steel keel, a roof bottom plate and a roof top plate fixedly arranged through the Z-shaped purline, and glass fiber heat insulation cotton and 2 layers of aluminum foils arranged between the roof bottom plate and the roof top plate; the roof bottom plate, the glass fiber heat-insulating cotton, the 2 layers of aluminum foils and the roof top plate jointly form a roof shielding subsystem;
fourthly, constructing a wall shielding subsystem: the wall surface components of the factory building comprise vertical keels, horizontal keels, outer wall panels, inner wall panels, aluminum foils for the wall surfaces and shielding plates; the vertical keels and the horizontal keels are fixedly connected to form a wall body frame, the inner wall panel and the outer wall panel are respectively and fixedly arranged on the inner end surface and the outer end surface of the wall body frame, and 1 layer of wall surface aluminum foil is respectively arranged between the inner wall panel and the wall body frame and between the outer wall panel and the wall body frame; the inner wall panels are longitudinally arranged in a full length mode, and 1 shielding plate is lined in a longitudinal gap between every two adjacent inner wall panels; the outer wall panels are transversely arranged, 1 shielding plate is lined at the longitudinal seams of 2 adjacent groups of outer wall panels, conductive adhesive tapes are lined between the transverse seams of the outer wall panels, more than 6 layers of aluminum foils for the wall surface are stacked, and the outer wall panels, the inner wall panels, the aluminum foils for the wall surface and the shielding plates form a wall surface shielding subsystem;
fifth, shielding the lap joint of the wall surface, the ground and the roof: arranging a grounding shielding plate integrally consisting of a longitudinal plate and a transverse plate, wherein the longitudinal plate of the grounding shielding plate is arranged between the inner side of the inner wall panel and the wall aluminum foil arranged on the inner side, and the transverse plate of the grounding shielding plate is connected with the ground in the factory building; set up shape and roofing and wall overlap joint shield plate with wall overlap joint steel construction matched with, roofing and wall overlap joint shield plate set up 2 layers, 2 layers of roofing and the fixed inboard that sets up at roofing and wall overlap joint steel construction of wall overlap joint shield plate, 2 layers of roofing and the inboard overlap joint of wall overlap joint shield plate's both ends respectively with above-mentioned roofing roof inboard and side wall panel.
The further scheme is as follows: in the first step, the ground of the plant further comprises a grounding device, and the lower layer shielding net and the upper layer shielding net are both connected with the grounding device.
The further scheme is as follows: in the second step, after the shielding subsystem of the steel structure column anchor bolt is constructed, a megaohm-level resistance meter is adopted to measure the insulation resistance, and the insulation resistance is larger than 1 megaohm.
The further scheme is as follows: in the third step, 2 layers of aluminum foils are arranged on the upper surface and the lower surface of the glass fiber heat-insulating cotton, or 2 layers of aluminum foils are arranged between the roof bottom plate and the glass fiber heat-insulating cotton, or 2 layers of aluminum foils are arranged between the roof top plate and the glass fiber heat-insulating cotton.
The further scheme is as follows: in the third step, the roof top plate and the roof bottom plate are arranged in a way that the full length production is not provided with segmentation, and the roof ridge is arranged in a way that the arc transition is not provided with the ridge cover plate.
The further scheme is as follows: in the third step, the roof top plate is made of a double-layer pressed color steel plate, the roof bottom plate is made of a pressed color steel plate, the glass fiber heat-insulation cotton is made of 14K superfine glass fiber heat-insulation cotton with the thickness of 200mm, and the aluminum foil is made of pure metal aluminum foil with the thickness of 0.05 mm.
The further scheme is as follows: in the fourth step, the outer wall panel is made of a double-layer profiled color steel plate, the inner wall panel is made of a profiled color steel plate, the shielding plate is made of a plane color steel plate, and the aluminum foil is made of a pure metal aluminum foil with the thickness of 0.05 mm.
The further scheme is as follows: in the fifth step, the grounding shield plate and the roof and wall lapping shield plate are all made of plane color steel plates.
The invention has the positive effects that: (1) according to the construction method of the steel structure workshop colored plate and aluminum foil laminated shielding system, wall and roof colored plates are ingeniously evolved into main action parts of electromagnetic shielding by means of lamination construction of the outer layer colored plate, the inner layer colored plate and the multiple layers of aluminum foils of the workshop, the aluminum foils are used for consolidation, construction of the shielding system is completed while construction of the wall and the roof plates is conducted, compared with a shielding construction method commonly used in steel structure workshops in the prior art, the method omits the addition of an inner keel and a large-area whole shielding steel plate, and therefore construction cost can be greatly reduced, and construction period is shortened. (2) The construction method of the steel structure workshop colored plate and aluminum foil laminated shielding system is suitable for high-voltage test workshops with high clear space, large construction cost of the wall shielding system and high electromagnetic shielding requirements.
Drawings
FIG. 1 is a schematic flow diagram of the process of the present invention;
FIG. 2 is a schematic diagram of a ground shielding method according to the present invention;
FIG. 3 is a schematic structural diagram of the steel-structure-column anchor bolt shielding method of the present invention;
FIG. 4 is a schematic diagram of a roof shielding practice of the present invention;
FIG. 5 is a schematic view of a wall shield according to the present invention;
fig. 6 is a schematic structural view of the shielding method for the overlapping position of the shingles according to the present invention.
The reference numbers in the above figures are as follows:
the steel bar net grounding structure comprises a plant floor 1, a concrete layer 1-1, an upper layer steel bar net 1-2, a lower layer steel bar net 1-3, a grounding device 1-4, an insulating asphalt layer 1-5, a lower layer shielding net 1-6 and an upper layer shielding net 1-7;
the steel structure column comprises a steel structure column assembly 2, steel structure columns 2-1, a column bottom plate 2-2, a steel base plate 2-3, nuts 2-4, insulating pipe sleeves 2-5 and insulating base plates 2-6;
the roof comprises a roof assembly 3, steel keels 3-1, Z-shaped purlines 3-2, a roof bottom plate 3-3, aluminum foils 3-4, glass fiber heat-insulating cotton 3-5 and a roof top plate 3-6;
the wall surface component 4, the vertical keels 4-1, the horizontal keels 4-2, the external wall panels 4-3, the internal wall panels 4-4, the wall surface aluminum foils 4-5 and the shielding plates 4-6.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
(example 1)
Referring to fig. 1 to 6, the construction method of the steel structure factory building color plate and aluminum foil laminated shielding system of the embodiment is mainly implemented by the following steps:
firstly, constructing a ground shielding subsystem: referring to fig. 2, the floor 1 of the factory building comprises a concrete layer 1-1, an upper reinforcing mesh 1-2, a lower reinforcing mesh 1-3 and a grounding device 1-4, which are the same as the prior art and are not described in detail. When the construction of the workshop ground 1 of the steel structure workshop is carried out, an insulating asphalt layer 1-5, a lower shielding net 1-6 and an upper shielding net 1-7 are sequentially arranged in a concrete layer 1-1 between an upper reinforcing mesh 1-2 and a lower reinforcing mesh 1-3 from bottom to top; the lower layer shielding nets 1-6 and the upper layer shielding nets 1-7 are commercially available parts, and the insulating asphalt layer 1-5, the lower layer shielding nets 1-6 and the upper layer shielding nets 1-7 form a ground shielding subsystem; preferably, the lower layer shielding net 1-6 and the upper layer shielding net 1-7 are connected with the grounding device 1-4 to enhance the electromagnetic shielding effectiveness. It should be noted that, because the ground needs to bear pressure, it is difficult to shield with the color steel plate, so the double-layer shielding net is adopted instead.
Secondly, constructing a steel-structure column anchor bolt shielding subsystem: referring to fig. 3, a steel column assembly 2 of a factory building comprises steel columns 2-1, column bottom plates 2-2, steel backing plates 2-3 and nuts 2-4, wherein each steel column 2-1 of the steel factory building is fixed on the column bottom plate 2-2 through 1 set of steel backing plates 2-3 and nuts 2-4 respectively arranged above and below the column bottom plate 2-2, and the steel column assembly is the same as the prior art and is not described in detail. When a steel structure column 2-1 of a steel structure factory building is constructed, an insulating pipe sleeve 2-5 is sleeved on the periphery of the position, penetrating through a column bottom plate 2-2, of the steel structure column 2-1, and 1 insulating base plate 2-6 is additionally arranged on the inner side of each steel base plate 2-3; and the insulating pipe sleeves 2-5 and the insulating base plates 2-6 form a steel-structure column anchor bolt shielding subsystem. Through setting up steel structure post crab-bolt shielding subsystem, ensure the insulation between factory building steel construction main part and the ground, be the key of guaranteeing electromagnetic shield system efficiency. After the steel structure column anchor bolt shielding subsystem is installed, a megaohm-level resistance meter is adopted for measurement, and the insulation resistance is required to be larger than 1 megaohm.
Thirdly, constructing a roof shielding subsystem: referring to fig. 4, a roof assembly 3 of a factory building comprises a steel keel 3-1 fixedly arranged on the steel structural column 2-1, a Z-shaped purlin 3-2 fixedly connected with the steel structural column 2-1 and the steel keel 3-1, a roof bottom plate 3-3 and a roof top plate 3-6 fixedly arranged through the Z-shaped purlin 3-2, and glass fiber heat-insulating cotton 3-5 and 2 layers of aluminum foils 3-4 arranged between the roof bottom plate 3-3 and the roof top plate 3-6; the 2 layers of aluminum foils 3-4 can be arranged on the upper surface and the lower surface of the glass fiber heat-insulating cotton 3-5, or only the 2 layers of aluminum foils 3-4 are arranged between the roof bottom plate 3-3 and the glass fiber heat-insulating cotton 3-5, or the 2 layers of aluminum foils 3-4 are arranged between the roof top plate 3-6 and the glass fiber heat-insulating cotton 3-5. The roof top plate 3-6 and the roof bottom plate 3-3 are made of full length, no subsection is arranged, arc transition is arranged at the ridge, and no ridge cover plate is arranged. The roof top plate 3-6 is made of a double-layer pressed color steel plate, the roof bottom plate 3-3 is made of a pressed color steel plate, the glass fiber heat-insulation cotton 3-5 is made of superfine glass fiber heat-insulation cotton with the thickness of 200mm and the thickness of 14K (heat-insulation grade, 14000 joules), and the aluminum foil 3-4 is made of pure metal aluminum foil with the thickness of 0.05 mm. The roof bottom plate 3-3, the glass fiber heat-insulating cotton 3-5, the 2 layers of aluminum foil 3-4 and the roof top plate 3-6 jointly form a roof shielding subsystem. In this embodiment, the color plate is a color steel plate.
Fourthly, constructing a wall shielding subsystem: referring to fig. 5 and 6, the wall surface components 4 of the factory building comprise vertical keels 4-1, horizontal keels 4-2, external wall panels 4-3, internal wall panels 4-4, aluminum foils 4-5 for wall surfaces and shielding plates 4-6; the vertical keel 4-1 and the horizontal keel 4-2 are fixedly connected to form a wall frame, which is the same as the prior art and is not described in detail. The inner wall panel 4-4 and the outer wall panel 4-3 are respectively fixedly arranged on the inner end surface and the outer end surface of the wall frame, and 1 layer of wall surface aluminum foil 4-5 is respectively arranged between the inner wall panel 4-4 and the outer wall panel 4-3 and the wall frame; the inner wall panels 4-4 are made longitudinally and completely long without segments, and 1 shielding plate 4-6 is lined in the longitudinal gap between every two adjacent 2 blocks of inner wall panels 4-4; the outer wall panels 4-3 are transversely arranged, 1 shielding plate 4-6 is lined at the longitudinal gap of the adjacent 2 groups of outer wall panels 4-3, and conductive adhesive tapes are lined between the transverse gaps of the outer wall panels 4-3 and 6 layers of aluminum foils 4-5 (not shown in the figure) for the wall surface are arranged in a laminated mode. The outer wall panel 4-3 is made of a double-layer profiled color steel plate, the inner wall panel 4-4 is made of a profiled color steel plate, and the shielding plate 4-6 is made of a plane color steel plate. The outer wall panel 4-3, the inner wall panel 4-4, the wall surface aluminum foil 4-5 and the shielding plate 4-6 form a wall surface shielding subsystem.
Fifth, shielding the lap joint of the wall surface, the ground and the roof: the grounding shield plate is integrally formed by a longitudinal plate and a transverse plate, the longitudinal plate of the grounding shield plate is arranged between the inner side of the inner wall panel 4-4 and the aluminum foil 4-5 for the wall surface arranged on the inner side, and the transverse plate of the grounding shield plate is connected with the ground in the factory building. The roof and wall lapping shielding plate is arranged, the roof and wall lapping shielding plate is pressed by a color steel plate to be in a shape matched with a roof and wall lapping steel structure (in the prior art), 2 layers of roof and wall lapping shielding plates are arranged on the roof and wall lapping shielding plate, the 2 layers of roof and wall lapping shielding plates are fixedly arranged on the inner side of the roof and wall lapping steel structure, and two ends of the 2 layers of roof and wall lapping shielding plates are respectively lapped with the inner sides of roof plates 3-6 and the inner sides of outer wall panels 4-3.
The above embodiments are illustrative of specific embodiments of the present invention, and are not restrictive of the present invention, and those skilled in the relevant art can make various changes and modifications without departing from the spirit and scope of the present invention to obtain corresponding equivalent technical solutions, and therefore all equivalent technical solutions should be included in the scope of the present invention.
Claims (8)
1. A construction method of a steel structure workshop color plate and aluminum foil laminated shielding system is characterized by comprising the following steps:
firstly, constructing a ground shielding subsystem: the ground of the factory building comprises a concrete layer, an upper layer reinforcing mesh and a lower layer reinforcing mesh, and when the ground of the factory building is constructed, an insulating asphalt layer, a lower layer shielding mesh and an upper layer shielding mesh are sequentially arranged in the concrete layer between the upper layer reinforcing mesh and the lower layer reinforcing mesh from bottom to top; the insulating asphalt layer, the lower layer shielding net and the upper layer shielding net form a ground shielding subsystem;
secondly, constructing a steel-structure column anchor bolt shielding subsystem: the steel column assembly of the factory building comprises steel columns, column bottom plates, steel base plates and nuts, wherein each steel column of the steel structure factory building is fixed on the column bottom plate through respectively arranging 1 set of steel base plate and 1 set of nut on the upper side and the lower side of the column bottom plate; the insulating pipe sleeve and the insulating pad form a steel-structure column anchor bolt shielding subsystem;
thirdly, constructing a roof shielding subsystem: the factory building roof assembly comprises a steel keel fixedly arranged on the steel structure column, a Z-shaped purline fixedly connected with the steel structure column and the steel keel, a roof bottom plate and a roof top plate fixedly arranged through the Z-shaped purline, and glass fiber heat insulation cotton and 2 layers of aluminum foils arranged between the roof bottom plate and the roof top plate; the roof bottom plate, the glass fiber heat-insulating cotton, the 2 layers of aluminum foils and the roof top plate jointly form a roof shielding subsystem;
fourthly, constructing a wall shielding subsystem: the wall surface components of the factory building comprise vertical keels, horizontal keels, outer wall panels, inner wall panels, aluminum foils for the wall surfaces and shielding plates; the vertical keels and the horizontal keels are fixedly connected to form a wall body frame, the inner wall panel and the outer wall panel are respectively and fixedly arranged on the inner end surface and the outer end surface of the wall body frame, and 1 layer of wall surface aluminum foil is respectively arranged between the inner wall panel and the wall body frame and between the outer wall panel and the wall body frame; the inner wall panels are longitudinally arranged in a full length mode, and 1 shielding plate is lined in a longitudinal gap between every two adjacent inner wall panels; the outer wall panels are transversely arranged, 1 shielding plate is lined at the longitudinal seams of 2 adjacent groups of outer wall panels, conductive adhesive tapes are lined between the transverse seams of the outer wall panels, more than 6 layers of aluminum foils for the wall surface are stacked, and the outer wall panels, the inner wall panels, the aluminum foils for the wall surface and the shielding plates form a wall surface shielding subsystem;
fifth, shielding the lap joint of the wall surface, the ground and the roof: the grounding shielding plate is integrally formed by a longitudinal plate and a transverse plate, the longitudinal plate of the grounding shielding plate is arranged between the inner side of the inner wall panel and the wall aluminum foil arranged on the inner side, and the transverse plate of the grounding shielding plate is connected with the ground in the factory building; set up shape and roofing and wall overlap joint steel construction matched with roofing and wall overlap joint shield plate, roofing and wall overlap joint shield plate set up 2 layers, 2 layers of roofing and the fixed inboard that sets up at roofing and wall overlap joint steel construction of wall overlap joint shield plate, 2 layers of roofing and wall overlap joint shield plate both ends respectively with the inboard and the inboard overlap joint of side fascia of roofing roof.
2. The construction method of the steel structure factory building color plate and aluminum foil laminated shielding system according to claim 1, characterized in that: in the first step, the ground of the plant further comprises a grounding device, and the lower layer shielding net and the upper layer shielding net are both connected with the grounding device.
3. The construction method of the steel structure factory building color plate and aluminum foil laminated shielding system according to claim 1, characterized in that: in the second step, after the shielding subsystem of the steel structure column anchor bolt is constructed, a megaohm-level resistance meter is adopted to measure the insulation resistance, and the insulation resistance is larger than 1 megaohm.
4. The construction method of the steel structure factory building color plate and aluminum foil laminated shielding system according to claim 1, characterized in that: in the third step, 2 layers of aluminum foils are arranged on the upper surface and the lower surface of the glass fiber heat-insulating cotton, or 2 layers of aluminum foils are arranged between the roof bottom plate and the glass fiber heat-insulating cotton, or 2 layers of aluminum foils are arranged between the roof top plate and the glass fiber heat-insulating cotton.
5. The construction method of the steel structure factory building color plate and aluminum foil laminated shielding system according to claim 1, characterized in that: in the third step, the roof top plate and the roof bottom plate are arranged in a way that the full length production is not provided with segmentation, and the roof ridge is arranged in a way that the arc transition is not provided with the ridge cover plate.
6. The construction method of the steel structure factory building color plate and aluminum foil laminated shielding system according to claim 1, characterized in that: in the third step, the roof top plate is made of a double-layer profiled color steel plate, the roof bottom plate is made of a profiled color steel plate, the glass fiber heat-insulation cotton is made of 14K superfine glass fiber heat-insulation cotton with the thickness of 200mm, and the aluminum foil is made of a pure metal aluminum foil with the thickness of 0.05 mm.
7. The construction method of the steel structure factory building color plate and aluminum foil laminated shielding system according to claim 1, characterized in that: in the fourth step, the outer wall panel is made of a double-layer profiled color steel plate, the inner wall panel is made of a profiled color steel plate, the shielding plate is made of a plane color steel plate, and the aluminum foil is made of a pure metal aluminum foil with the thickness of 0.05 mm.
8. The construction method of the steel structure factory building color plate and aluminum foil laminated shielding system according to claim 1, characterized in that: in the fifth step, the grounding shield plate and the roof and wall lapping shield plate are all made of plane color steel plates.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114776077A (en) * | 2022-06-14 | 2022-07-22 | 中国人民解放军军事科学院国防工程研究院工程防护研究所 | Anti-explosion reinforcing method for assembled steel structure factory building |
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