CN218292987U - Nonmetal roof top cap is used in prefabricated cabin - Google Patents

Abstract

The utility model discloses a prefabricated cabin is with nonmetal roof top cap, including roof outer envelope and second skeleton, the roof outer envelope is including sealing edge portion, sealing and roof, and the material of outer covering is nonmetal, and the roof includes outer covering, inner covering, fire prevention heat preservation and many first skeletons, and many first skeletons are alternately arranged, and outer covering and inner covering set up in first skeleton both sides, and the fire prevention heat preservation sets up between outer covering, inner covering and the first skeleton, and the quantity of roof is a plurality of, and a plurality of roofs splice each other; the edge sealing part is used for sealing the outer edge of the outer periphery of the top plate and connecting the splicing parts of the top plates, and the sealing part is used for sealing the splicing parts of the top plates; wherein, the roof outer enclosure is detachably connected with the second framework. The roof outer enclosure made of the non-metal material has strong corrosion resistance, heat insulation performance and sealing and rainproof performance, and can reduce the workload of welding and spraying, thereby reducing the harm to operators and the pollution to the environment.

Description

Nonmetal roof top cap is used in prefabricated cabin

Technical Field

The utility model belongs to the technical field of prefabricated cabin, specifically speaking relates to a prefabricated cabin is with nonmetal roof top cap.

Background

At present, prefabricated cabin type transformer substation top plates are all made of metal materials. Prefabricated ceiling panels made of metal material present the following problems:

in order to ensure the beauty and the corrosion resistance of the metal top plate, the whole outer part needs to be painted. With the development of social economy and the improvement of the living standard of people, people who are willing to do labor work such as spraying and the like are fewer, recruitment is difficult, wages are higher, and labor cost is increased day by day. Along with the requirement of the country for the environment-friendly work is higher and higher, the operation of high pollution such as spraying is limited, environment-friendly equipment is required to be added to meet the emission standard, the equipment cost and the daily operation cost can increase the production cost, and the competitiveness of the product is reduced. Meanwhile, the heat preservation performance is poor. The top cover is formed by welding sectional materials and plates, and although polyurethane foam is arranged in the top cover for heat preservation treatment, a plurality of metal heat bridge structures still exist, so that the overall heat preservation performance of the top cover is reduced, and the energy consumption for controlling the environment in the prefabricated cabin is increased; the existence of a large amount of hot bridge structures of top cap, when external environment temperature is lower, through heat-conduction, the inside temperature of top cap also reduces, and the hot-air of prefabricated cabin inside up gathers, and the hot-air meets cold metal, and the top cap is regional condensation phenomenon easily to appear. The corrosion resistance of metal is also poor, and although the surface is sprayed, the coating is damaged and rusted due to poor spraying quality at partial positions or damage of a scratch paint layer or corrosion damage action of an external severe environment in the construction and transportation process. The top cap surface relies on the full welding of panel and section bar to realize sealed rain-proof, and welding defects such as gas pocket, sand hole can appear in welding seam department, if not discover, on-the-spot through gas pocket and sand hole position intake, can influence inside power equipment's operation, serious consequences such as burning out, explosion, outage can appear even.

Therefore, a nonmetal top plate top cover for a prefabricated cabin is developed, has good heat insulation performance, corrosion resistance and waterproof performance, and is a technical problem to be solved urgently.

Disclosure of Invention

To the problem pointed out in the background art, the utility model provides a prefabricated for cabin nonmetal roof top cap solves prefabricated for cabin top cap corrosion resisting property, thermal insulation performance and the sealed rain proofness can poor scheduling problem.

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

a nonmetal top plate top cover for a prefabricated cabin comprises a top plate outer enclosure and a second framework; the top plate peripheral guard comprises a sealing part and a top plate, the top plate comprises a top plate body and a sealing edge part, the top plate body comprises an outer skin, an inner skin, a fireproof heat-insulating layer and a plurality of first frameworks, the first frameworks are arranged in a crossed mode, the outer skin is made of nonmetal materials, the outer skin and the inner skin are arranged on two sides of the first frameworks, the fireproof heat-insulating layer is arranged among the outer skin, the inner skin and the first frameworks, the number of the top plates is multiple, and the top plates are spliced with one another; the edge sealing part is arranged on the outer edge of the plate body in a surrounding manner; the sealing part is used for sealing the splicing part of the top plates; the top plate outer enclosure is detachably connected with the second framework.

In some embodiments of the present application, the second framework includes end eaves plates, side eaves plates, ridge trusses and triangular frames, an outer end surface of each end eaves plate along a length direction of the end eaves plate is a sealing structure, the number of the end eaves plates is two, and the two end eaves plates are symmetrically arranged at intervals; the outer end faces of the side eaves plates along the length direction are sealing structures, the number of the side eaves plates is two, and the two side eaves plates are symmetrically arranged at intervals; the number of the tripods is multiple; the two ends of the end eave plates are connected with the two ends of the side eave plates respectively, the two ends of the ridge truss are connected with the middle of the end eave plates respectively, the two ends of the tripod are connected with the ridge truss and the side eave plates respectively, and the tripod is arranged along the ridge truss at intervals and symmetrically.

In some embodiments of this application, the banding portion includes first banding and second banding, first banding suit is located for prefabricated cabin roof periphery and protects outer edge department the tip of roof, second banding suit is adjacent the tip of roof concatenation department, the sealing includes buckle closure and sealing, the sealing sets up adjacent two the second banding junction, the buckle closure suit is in outside the sealing, the buckle closure is connected adjacent two between the second banding.

In some embodiments of the application, the skeleton still includes the purlin subassembly, the purlin subassembly includes many top layer purlins and many bottom purlins, many the both ends of top layer purlin respectively with the upper portion of tripod the upper portion of end eaves board is connected, many the both ends of bottom layer purlin respectively with the lower part of tripod the sub-unit connection of end eaves board.

In some embodiments of the present application, the end eaves plate, the side eaves plate, the ridge truss and the connection of the tripod are detachably connected.

In some embodiments of the application, still include the connecting piece, the connecting piece is installed the both ends of tripod, seted up through-hole and a plurality of boss hole on the connecting piece, through the through-hole with roof bolted connection, through the boss hole with purlin subassembly bolted connection.

In some embodiments of this application, still include drainage system, it includes ridge water drainage tank and end cornice drainage tank, ridge water drainage tank sets up on the ridge truss, end cornice drainage tank sets up on the end cornice, ridge water drainage tank's both ends with end cornice drainage tank intercommunication.

In some embodiments of the present application, the roof is a segmented roof comprising a left segmented roof, a right segmented roof and a middle roof, the left and right segmented roofs being placed on both sides of the middle roof, respectively.

In some embodiments of the present application, the roof module further comprises a side gutter provided at the top cover section at the upper part of the tripod, the side gutter extends to the side eaves plate along a length direction of the tripod, and the side gutter is provided below the sealing part.

In some embodiments of the present application, the end eaves plate, the side eaves plate, and the connection between the ridge truss and the tripod are connected by welding; and/or, the lower part of end cornice and the lower part of side cornice all extends to the outside of prefabricated cabin frame and turns over downwards, the lower part of end cornice and be provided with the fourth sealing member between the lower part of side cornice and the prefabricated cabin frame.

Compared with the prior art, the utility model discloses an advantage is with positive effect:

the first frameworks which are arranged in a crossed mode are arranged between the outer skin and the inner skin, and the structural strength of the top plate is enhanced, so that the outer skin can be made of non-metal materials, the protection effect is achieved only, and the effect of enhancing the structural strength of the top plate is not required to be born. The roof outer enclosure made of the non-metal material has strong corrosion resistance, heat insulation performance and sealing and rainproof performance, and can reduce the workload of welding and spraying, thereby reducing the harm to operators and the pollution to the environment.

Other features and advantages of the present invention will become apparent from the following detailed description of the preferred embodiments, which is to be read in connection with the accompanying drawings.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.

Fig. 1 is a schematic structural diagram of an embodiment of the present invention;

fig. 2 is a schematic structural view of an end cornice of an embodiment of the present invention;

fig. 3 is a schematic structural view of a side eaves plate according to an embodiment of the invention;

fig. 4 is a schematic structural diagram of a tripod according to an embodiment of the present invention;

fig. 5 is a schematic structural view of a ridge truss according to an embodiment of the present invention;

fig. 6 is a schematic overall structure diagram of an embodiment of the present invention;

fig. 7 is a partial schematic view at a top cover section of an embodiment of the invention;

fig. 8 is a schematic view of the connection between the end/side eaves plate and the prefabricated cabin frame according to an embodiment of the present invention;

fig. 9 is a schematic view of the overall structure of a drainage system according to an embodiment of the present invention;

reference numerals:

100, an outer skin;

200, inner skin;

300, a first skeleton;

400, fireproof heat-insulating layer;

510, a bolt;

600, a top plate;

700, sealing the edge; 710, a first edge seal; 720, a second edge sealing; 721, a first end portion; 722, a second end; 723, a first sub-limiting portion; 724, a second sub-limiting part;

810, buckling a cover; 820, a seal assembly; 821, a first seal; 822, a second seal; 823, third seal;

900, the second framework,

910, end cornice panels; 911, an end cornice body; 912, end eave plate drainage channel; 913, a first flange; 914, a support;

920, side eaves plates; 921, side fascia body; 922, a stiffener; 923, a second flange; 930, roof trusses; 931, roof ridge drainage grooves;

940, a tripod; 941, connecting piece; 942, side drain channel;

950, top purlin;

960, a fourth seal.

Detailed Description

The technical solutions in the embodiments of the present application will be described clearly and completely with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only some embodiments of the present application, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

In the description of the present application, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the present application and simplifying the description, but do not indicate or imply that the referred device or element must have a particular orientation, be constructed in a particular orientation, and be operated, and thus should not be construed as limiting the present application.

The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless otherwise specified.

In the description of the present application, it should be noted that, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

In the present application, unless expressly stated or limited otherwise, the recitation of a first feature "on" or "under" a second feature may include the recitation of the first and second features being in direct contact, and may also include the recitation of the first and second features not being in direct contact, but being in contact with another feature between them. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. "beneath," "under" and "beneath" a first feature includes the first feature being directly beneath and obliquely beneath the second feature, or simply indicating that the first feature is at a lesser elevation than the second feature.

The following disclosure provides many different embodiments or examples for implementing different features of the invention. In order to simplify the disclosure of the present invention, the components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit the present invention. Furthermore, the present disclosure may repeat reference numerals and/or reference letters in the various examples for purposes of simplicity and clarity and do not in itself dictate a relationship between the various embodiments and/or arrangements discussed. In addition, the present disclosure provides examples of various specific processes and materials, but one of ordinary skill in the art may recognize applications of other processes and/or use of other materials.

Example one

In this embodiment, the nonmetal roof top cap for the prefabricated cabin is formed by the assembly of second skeleton and nonmetal roof periphery, and the second skeleton is the full assembled, all adopts the detachable mode to connect. The top plate body 600 is a fireproof, heat-insulating and non-corrosive nonmetal top plate, a drainage system is arranged on a second framework below the periphery of the nonmetal top plate outer enclosure, the top plate is of a ridge type in the middle, and the angle can be adjusted according to design requirements and is generally 3-5 degrees.

In this embodiment, adopt non-metallic material to replace metal material to make roof outer skin 100, choose for use glass steel material here, its coiled material breadth of board width of glass steel material can reach more than 3 meters, can realize that roof skin material is a whole board, and is pleasing to the eye and waterproof sealing is effectual, and as non-metallic material, it has stable performance, does not corrode, and salt spray resistant, ageing resistance are excellent, and the colour can be selected according to the demand, and surface adhesion is strong, can carry out the colored drawing. The outer skin 100 is located in an outdoor environment, is limited by requirements on attractiveness and waterproof sealing performance, cannot be spliced by plates with small plate sizes, and if the prefabricated cabin roof plate material is required to be of A-level fireproof grade, the outer skin 100 needs to be in a composite plate form, the outer side of the outer skin 100 is a glass fiber reinforced plastic skin, and the inner side of the outer skin 100 is an aluminum plate or a galvanized plate or a color steel plate.

In this embodiment, the inner skin 200 is in an indoor environment, has no waterproof and sealing requirements, and can be spliced by using a sheet with a smaller plate width made of a metal material, such as an aluminum sheet or a galvanized sheet or a color steel sheet. Alternatively, the inner skin 200 is also made of a glass fiber reinforced plastic material. If the roof plate materials for the prefabricated cabin are required to be of A-level fireproof grade, the inner skin is made of metal materials.

In this embodiment, as shown in fig. 1, since the outer skin 100 is made of glass fiber reinforced plastic material, and the structural strength of the whole roof outer enclosure is lower than that of the original roof outer enclosure made of metal material, the first frameworks 300 are arranged between the outer skin 100 and the inner skin 200 in this embodiment, and the first frameworks 300 are crossed and spaced, so as to enhance the structural strength of the whole roof outer enclosure.

The first frame 300 is used as a main frame structure and is formed by welding or assembling aluminum alloy sections or galvanized plate bending pieces or polyurethane pultrusion sections or galvanized steel pipes, and has good structural strength.

Specifically, the first skeleton 300 is connected to the inner skin 200 and the outer skin 100 by gluing.

In this embodiment, fire-proof insulation layer 400 is filled between inner skin 200, outer skin 100 and first skeleton 300. The fireproof heat insulation layer 400 is made of B1 grade material and has a low heat conductivity coefficient, and can be made of heat insulation boards formed by mixing kieselguhr and polyphenyl particles with A2 fireproof grade, XPS heat insulation boards with B1 fireproof grade, EPS heat insulation boards and other fireproof heat insulation boards; the internal filling material is arranged in an area defined by the first framework 300, the inner skin 200 and the outer skin 300, the thickness of the fireproof heat-insulating layer 400 is consistent with that of the first framework 300, and the three-layer composite structure has better structural strength.

Due to the arrangement of the first frameworks 300 which are crossed transversely and longitudinally and arranged at intervals, the top plate body 600 has enough structural strength, and therefore the materials of the inner skin 100 and the outer skin 200 of the top plate 600 can be selected according to specific needs.

In the present embodiment, the top panel is surrounded and disposed around the top panel body 600 by the bead 700.

In this embodiment, the roof outer envelope is formed by a plurality of roofs concatenation, is provided with sealing 800 in concatenation department, realizes sealed waterproof.

In this embodiment, as shown in fig. 7, the edge sealing part 700 includes a first sealing edge 710 and a second sealing edge 720, the first sealing edge 710 is disposed at a peripheral edge of the top plate body 600 located at an outer peripheral edge of the top plate, the second sealing edge 720 is disposed at a peripheral edge of the top plate body 600 at a joint of two adjacent top plates, and the sealing part 800 is disposed at the joint.

In the present embodiment, as shown in fig. 7, the sealing portion 800 includes a buckle cover 810 and a sealing component 820, and the sealing component 820 is disposed at the joint of two adjacent second sealing edges 720 for waterproof sealing of the joint. The buckle cover 810 is sleeved outside the sealing assembly 820, and two ends of the buckle cover 810 are respectively abutted against the two adjacent second sealing edges 720.

In this embodiment, as shown in fig. 7, the second sealing edge 720 includes a first end portion 721 and a second end portion 722, and the first end portion 721 is connected to the second end portion 722. The first end 721 is sleeved on the ends of two adjacent roof panels 600, so as to connect the second sealing edge 720 with the roof panels 600, and the second end 722 is used for position limitation of the buckle cover 810.

Specifically, as shown in fig. 7, the first end 721 is C-shaped and the second end 722 is F-shaped. Both ends of the first end portion 721 are fitted around the ends of the top plate body 600. The second end portion 722 includes a first sub-limiting portion 723 and a second sub-limiting portion 724, and the first sub-limiting portion 724 abuts against an inner side of the buckle 810 from an inner side. A limit stop is disposed on the inner wall of the buckle cover 810, and the second sub-limiting portion 724 is disposed on a side of the limit stop away from the first end portion 721. Therefore, the first sub-limiting portion 723 and the second sub-limiting portion 724 position-limit the buckle cover 810 and the second end portion 722 from two opposite directions, respectively.

Seal assembly 820 includes a first seal 821, a second seal 822, and a third seal 823.

The first sealing element 821 is arranged between the two adjacent second sealing edges 720, the second sealing element 822 is wrapped outside the two adjacent second sealing edges 720, two ends of the third sealing element 823 are respectively abutted against the two adjacent second sealing edges 720, and two ends of the first sealing element 821 are respectively abutted against the second sealing element 822 and the third sealing element 823.

Specifically, the first sealing member 821 is a foaming material, and is filled between two adjacent second sealing edges 720. On the side of the first seal 821 close to the inner skin 100, a third seal 823 is provided. The third seal 823 is used to prevent foaming from entering the interior of the prefabricated cabin. Third sealing member 823 adopts the pole sealing strip, because there is the change in the distance between two adjacent second banding 720, requires the third sealing member to have certain deflection, so designs third sealing member 823 for hollow structure, has seted up the through-hole along third sealing member 823 axial.

In the present embodiment, as shown in fig. 2, 3, 4, 5, and 6, the second framework 900 is assembled from an end eaves plate 910, a side eaves plate 920, a ridge truss 930, and a tripod 940. The number of the end eaves plate 910 is two, the number of the side eaves plates 920 is two, and the end eaves plate 910 and the side eaves plates 920 are arranged at intervals, detachably connected and enclosed to form a closed quadrangle. The ridge truss 930 is connected at both ends to the middle of the two end eaves plates 910, respectively. The triangular support 940 is used for supporting a frame body formed by the end eaves plate 910, the side eaves plate 920 and the ridge truss 930, one end of the triangular support 940 is connected with the side eaves plate 920, and the other end of the triangular support 940 is connected with the ridge truss 930. The number of the triangular supports 940 is plural, and they are arranged in a spaced symmetry with respect to the ridge truss 930.

The end eave plate 910 and the side eave plate 920 are formed by bending galvanized plates and are processed by a punch press, a bending machine and the like at high precision, and the overall dimension precision of the second framework can be effectively guaranteed.

In the present embodiment, as shown in fig. 9, the triangular frame 940 and the ridge truss 930 may be assembled by light steel or sheet metal parts, or welded by sectional materials, which is a truss structure having a good structural strength. A ridge drainage channel 931 is formed in the ridge truss 930 along the length direction of the ridge truss 930.

In the present embodiment, as shown in fig. 2, the end visor 910 is formed by welding an end visor body 911, an end visor drain groove 912, a first flange 913, a support 914, and the like.

Specifically, as shown in fig. 9, an end visor body 911 serves as a basic structure; the end eave plate drainage groove 912 serves as a structural part to increase structural strength, and plays a role in drainage on the other hand, when water leaks due to sealing failure of a spliced seam between the top plate 600 and the end eave plate 910 or sealing failure of a sealing profile of the top plate 600, water flows into the end eave plate drainage groove 912, flows to the end of the end eave plate drainage groove 912 and then flows out of the prefabricated cabin through a water leakage hole in the bottom of the end eave plate 910; the first flange 913 serves as a connecting piece, a lamb hole is reserved, and bolted connection with the side eave plate 920 is achieved; the support 914 on the one hand plays a role of supporting the water drainage groove to reinforce the structural strength, and on the other hand is assembled with the ridge truss 930 and the ridge water drainage groove 931 through bolting, and meanwhile, the water in the ridge water drainage groove 931 flows into the bottom of the end eave plate 910 through the support 914 and flows out of the prefabricated cabin through the water leakage holes.

In this embodiment, as shown in fig. 8, the lower portions of the end eaves plate 910 and the side eaves plate 920 extend to the outside of the prefabricated cabin frame and are turned downward, and a fourth sealing member 960 is disposed between the lower portions of the end eaves plate 910 and the side eaves plate 920 and the prefabricated cabin frame.

Specifically, as shown in fig. 3 and 4, the side fascia 920 is composed of a side fascia body 921, a reinforcing plate 922, a second flange 923, and the like, and the side fascia body 921 is a basic structure; the reinforcing plates 922 are arranged on two sides connected with the tripod 940, so that the structural strength of the connection part is improved; the second flanges 923 are arranged at two ends of the side eave plate 920 to realize bolt connection with the end eave plate 910; rivet holes are respectively formed in the upper part and the lower part of the connecting position of the side eaves plate 920 and the tripod 940 and are used for riveting and fixing the side eaves plate 920 and the tripod 940; there are two breachs as the locating hole on side eaves board 920 top surface, and its both sides limit flushes with the breach side respectively when tripod 940 installs, realizes tripod 940's high-efficient accurate location, reduces and measures repeatedly, improves the packaging efficiency.

In this embodiment, as shown in fig. 6, in order to increase the supporting strength of the second framework 900, a purlin assembly is further provided, the purlin assembly includes a plurality of top purlins 950 and a plurality of bottom purlins, two ends of the plurality of top purlins 950 are respectively connected with the upper portions of the tripods 940 and the upper portions of the end eaves plates 910, and two ends of the plurality of bottom purlins are respectively connected with the lower portions of the tripods 940 and the lower portions of the end eaves plates 910. The bottom purline is used as a structural member of the second framework of the top cover on one hand, and array holes are formed in the top surface of the bottom purline and used for connecting the top cover to the prefabricated cabin framework on the other hand. The purline assembly can be configured according to actual conditions of wind load, snow load, span and the like of equipment, and the strength requirement is met.

Specifically, the plurality of top purlins 950 and the plurality of bottom purlins are made of C-type steel.

In the present embodiment, as shown in fig. 9, in order to facilitate the connection of the tripod 940 with the top plate 600, a connecting member 941 is further provided. The connecting member 941 has versatility and versatility, and is mounted on both sides of the tripod 940, and flush with the upper and lower surfaces of the tripod 940, respectively; the connecting member 941 realizes connection between the tripod 940 and the top purlin 950, and connection and fixation between the top plate 600. The connecting member 941 is provided with a reinforcing plate for improving strength, and is provided with three boss holes and a circular hole, the boss holes are used for connecting purlin assemblies, and the circular hole is used for fixing the top plate 600; the boss hole is matched with the countersunk head bolt, the top surface is flush after the fixing is finished, the bolt head is not protruded, and the integral flatness cannot be influenced.

In this embodiment, as shown in fig. 1, the roof outer enclosure is connected to the second framework 900 by passing through a circular hole through a bolt 510, and a wind-resistant flat pad is used at the joint, so that the stressed area is increased, and the problem of failure due to damage caused by local stress concentration is avoided.

The nonmetal top plate top cover has the advantages of reducing the workload of welding and spraying, blocking a heat bridge, improving the overall protection performance, having strong anti-corrosion capability, good sealing and waterproof performance and the like; the second framework of the full-assembly type is adopted, so that the workload of welding and the pollution problem caused by welding can be further reduced.

Example two

Because transportation size restriction, each module of prefabricated cabin formula transformer substation can arrange according to transportation limit size and inside electrical equipment and divide, and the top cap can assemble module upper portion and transport or transport alone, and the top cap can be divided into not segmentation top cap, left segmentation top cap, right segmentation top cap, interlude top cap according to segmentation type. If the top cover is an integral body, the top cover is a non-sectional top cover, if the top cover is composed of a plurality of top covers, the two ends of the top cover are respectively called a left sectional top cover and a right sectional top cover, the middle top cover is called a middle section top cover, and the left sectional top cover and the right sectional top cover are respectively arranged at two sides of the middle top cover

To ensure the sealing and waterproof performance of the segment top cover, the top plate 600 at the segment needs to be spliced. As described in the first embodiment, the top plate 600 at the section is sealed by the second sealing edge 720, two ends of the buckle cover 810 respectively abut against two adjacent second sealing edges 720, and the two second sealing edges 720 at the section are sealed and waterproof by the first sealing element 821, the second sealing element 822 and the third sealing element 823.

Specifically, as shown in fig. 7, the first sealing element 821 is a foam material filled between two adjacent second sealing edges 720. On the side of the first seal 821 close to the inner skin 100, a third seal 823 is provided. The third seal 823 is used to prevent foaming into the interior of the prefabricated cabin. Third sealing member 823 adopts the pole sealing strip, because there is the change in the distance between two adjacent second banding 720, requires that the third sealing member has certain deflection, so designs third sealing member 823 for hollow structure, has seted up the through-hole along third sealing member 823 axial.

In the present embodiment, as shown in fig. 9, a drain groove 942 is provided at the section of the tripod 940 at the section, and the side drain groove 942 extends to the side eaves plate 920 along the length direction of the tripod 940. The side drain grooves 942 are U-shaped grooves in which the outer side surfaces of adjacent two side drain grooves 942 abut on the top plate 600, and the inner side surfaces of adjacent two side drain grooves 942 abut on the third seal member 823. If the sealing part or the edge sealing part of the top plate 600 at the section is invalid, rainwater outside the prefabricated cabin flows in from the section and then flows into the side drainage groove 942, two ends of the side drainage groove 942 are connected with the side cornice 920, and the rainwater flows out of the prefabricated cabin from the through hole formed in the side cornice 920.

Ridge drain groove 931, side drain groove 942 and end eave board drain groove 912 have constituted the drainage system of top cap jointly, and there is the drain groove top board bottom all around, and when rain-proof sealed inefficacy of roof segmentation department or the sealed inefficacy of roof banding section bar all around, during water can get into side drain groove 942, flows out the top cap through drainage system.

The top cover adopts the sectional type structural style, and the modular design of the prefabricated cabin of matching that can be better is convenient for hoist and mount and the transportation in prefabricated cabin.

EXAMPLE III

The material of the top plate 600 and the connection and sealing manner at the joint are the same as those in the first embodiment.

The second framework is connected by the joints of the end eaves plate 910, the side eaves plate 920, the ridge truss 930 and the tripod 940 in a welding mode.

In the foregoing description of embodiments, the particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples.

The above are only embodiments of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (10)

1. A non-metallic roof canopy for a prefabricated cabin, comprising:

the top plate outer enclosure comprises a sealing part and a top plate, the top plate comprises a top plate body and a sealing edge part, the top plate body comprises an outer skin, an inner skin, a fireproof heat-insulating layer and a plurality of first frameworks, the first frameworks are arranged in a crossed mode, the outer skin is made of nonmetal materials, the outer skin and the inner skin are arranged on two sides of the first frameworks, the fireproof heat-insulating layer is arranged among the outer skin, the inner skin and the first frameworks, the number of the top plates is multiple, and the top plates are spliced with one another; the edge sealing part is arranged on the outer edge of the plate body in a surrounding manner; the sealing part is used for sealing the splicing part of the top plates;

a second framework which is provided with a plurality of ribs,

the top plate outer enclosure is detachably connected with the second framework.

2. The non-metallic roof panel canopy for a prefabricated cabin of claim 1, wherein said second skeleton comprises:

the outer end faces of the end eaves plates along the length direction are sealing structures, the number of the end eaves plates is two, and the two end eaves plates are symmetrically arranged at intervals;

the outer end face of each side cornice plate along the length direction is provided with a sealing structure, the number of the side cornice plates is two, and the two side cornice plates are arranged symmetrically at intervals;

a roof truss;

a plurality of tripods;

the two ends of the end eaves plate are respectively connected with the two ends of the side eaves plate, the two ends of the ridge truss are respectively connected with the middle parts of the two end eaves plates, the two ends of the tripod are respectively connected with the ridge truss and the side eaves plates, and the tripod is arranged along the ridge truss at intervals and symmetrically.

3. The non-metal top plate top cover for the prefabricated cabin according to claim 1, wherein the edge sealing part comprises a first edge sealing and a second edge sealing, the first edge sealing is sleeved on the end part of the top plate located at the outer edge of the top plate for the prefabricated cabin, the second edge sealing is sleeved on the end part of the top plate adjacent to the splicing part of the top plate, the sealing part comprises a buckle cover and a sealing part, the sealing part is arranged at the joint of the two adjacent second edge sealing, the buckle cover is sleeved outside the sealing part, and the buckle cover is connected between the two adjacent second edge sealing.

4. The nonmetal top cover for the prefabricated cabin according to claim 2, wherein the framework further comprises a purlin assembly, the purlin assembly comprises a plurality of top purlins and a plurality of bottom purlins, two ends of the plurality of top purlins are respectively connected with the upper portion of the tripod and the upper portion of the end cornice plate, and two ends of the plurality of bottom purlins are respectively connected with the lower portion of the tripod and the lower portion of the end cornice plate.

5. The non-metal roof panel of claim 2, wherein the end eaves, the side eaves, and the ridge truss are detachably connected to the tripod.

6. The non-metallic roof coping for the prefabricated cabin according to claim 4,

the connecting piece is provided with a through hole and a plurality of boss holes, is connected with the top plate through the through hole by a bolt, is connected with the purline assembly through the boss holes by a bolt, and is arranged at two ends of the tripod;

and/or, be provided with two locating holes on the side eaves board, two the locating hole is used for the side eaves board with installation location between the tripod.

7. The non-metal roof coping for the precast cabin according to claim 2, further comprising a drainage system including a ridge drainage groove and an end eave plate drainage groove, wherein the ridge drainage groove is formed on the ridge truss, the end eave plate drainage groove is formed on the end eave plate, and both ends of the ridge drainage groove are communicated with the end eave plate drainage groove.

8. The non-metallic roof coping of claim 2, wherein the coping is a segmented coping comprising a left segmented coping, a right segmented coping, and a middle coping, the left segmented coping and the right segmented coping being respectively placed at both sides of the middle coping.

9. The non-metallic roof panel canopy for the prefabricated cabin according to claim 8, further comprising a side drain groove provided at an upper portion of the tripod at a section of the canopy, the side drain extending to the side eaves plate in a length direction of the tripod, the side drain groove being provided below the sealing part.

10. The non-metallic roof coping for the prefabricated cabin according to claim 2,

the connection parts of the end eaves plates, the side eaves plates, the ridge truss and the tripod are connected in a welding mode;

and/or, the lower part of end cornice and the lower part of side cornice all extend to the outside of prefabricated cabin frame and turn over downwards, the lower part of end cornice and be provided with the fourth sealing member between the lower part of side cornice and the prefabricated cabin frame.

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