Quick splicing type steel structure module building roof mounting structure and mounting method

Abstract

The invention provides a quick-splicing type steel structure module building roof mounting structure and a mounting method. The quick-splicing type steel structure module building roof mounting structure comprises a main body structure, roof purlins, roof panels and connecting and sealing assemblies, wherein the main body structure comprises longitudinal top edge beams and transverse top edge beams; the roof purlines are detachably arranged on the upper portions of the transverse top edge beams. The roof panel is detachably arranged on the roof purline; the connecting and closing assembly is detachably arranged on the periphery of the main body structure and the roof panel and comprises a transverse connecting assembly, a high-end connecting assembly and a low-end connecting piece. By arranging the connection sealing assembly, the waterproof problem of the steel structure module building roof installation structure is effectively solved, connection joints are reliable, and the waterproof performance is excellent; the connection between the roof structure and the main body structure is firmer; all the components are prefabricated in a factory and are assembled on site through bolts, so that the components are more convenient to transport and can be quickly mounted and dismounted for multiple times, and the use flexibility of the steel structure module building is improved.

Description

Technical Field

[0001] The invention belongs to the field of assembled structural module buildings, and in particular relates to a quick-assembly steel structural module building roof installation structure and an installation method. Background Art

[0002] Steel structure modular buildings are becoming more and more popular due to their advantages such as factory prefabrication, on-site installation, short construction period and reliable quality. In particular, temporary construction facilities such as emergency relief resettlement and emergency shelters require a large number of lightweight, easy-to-assemble and disassemble, reusable and suitable for various application scenarios. However, modular buildings currently inevitably have a large number of joints, especially the joints of the top roof units, which are mostly sealed by local welding of steel components, making it difficult to remove and reuse the top module units; there are also some methods in the prior art that use steel components with waterproofing mortar, tape, etc. to handle the joints. Although the problem of removal and reuse is solved, the roof's anti-aging and waterproof performance are poor due to exposure to sunlight and deformation; and the use of integral roofs brings problems such as heavy overall weight, the need for large lifting equipment for installation, high requirements for construction personnel, and slow construction speed. Summary of the invention

[0003] In order to solve the above technical problems, the present invention provides a quick-assembly steel structure module building roof installation structure and installation method, which has good waterproof effect, is easy to transport and can be quickly installed and disassembled.

[0004] The technical solution adopted by the present invention is: a quick-assembled steel structure module building roof installation structure, comprising:

[0005] A main structure, the main structure comprising longitudinal top side beams and transverse top side beams connected vertically and horizontally;

[0006] The roof purlin is detachably arranged on the upper part of the transverse top edge beam and gradually rises from one end to the other end of the transverse top edge beam;

[0007] A roof panel is detachably arranged on the roof purlin;

[0008] The connecting and closing components are detachably arranged around the main structure and the roof panel, and extend from the roof panel to the main structure, and are used to close the joints between the roof panel, the roof purlin and the main structure.

[0009] Furthermore, the main structure also includes wall panels and top panels, which are fixed to the longitudinal top side beams via L-shaped connectors and Z-shaped connectors, respectively.

[0010] Furthermore, the connection and closure assembly includes a transverse connection assembly arranged along the transverse top edge beam, and the transverse connection assembly includes a first transverse connector and a second transverse connector; the first transverse connector extends from the upper end surface of the roof purlin to the L-shaped connector; the second transverse connector extends from the upper end surface of the roof panel to the first transverse connector.

[0011] Furthermore, the edge of the roof purlin is aligned with the transverse top edge beam, and the first transverse connecting member and the second transverse connecting member are both fixed to the side of the roof purlin.

[0012] Furthermore, the connection closure component also includes a high-end connection component arranged along the longitudinal top edge beam near the high end of the roof panel; the high-end connection component includes a first high-end connection member and a second high-end connection member; the first high-end connection member extends from the lower end surface of the roof panel to the L-shaped connection member; the second high-end connection member extends from the upper end surface of the roof panel to the first high-end connection member.

[0013] Furthermore, the high end of the roof panel extends to the outside of the longitudinal top edge beam, and the first high end connecting member and the second high end connecting member are both connected to the longitudinal top edge beam through a supporting member.

[0014] Furthermore, the connection and closure assembly also includes a low-end connector arranged along the longitudinal top edge beam close to the lower end of the roof panel, and the low-end connector extends from the lower end surface of the lower end of the roof panel to the L-shaped connector.

[0015] Furthermore, a drainage assembly is provided at the lower end of the roof panel, and the drainage assembly includes a drainage connector, a gutter and a downpipe; the drainage connector extends to the outside of the roof panel, the two side walls of the gutter are respectively connected to the drainage connector and the roof panel, and the downpipe is connected to the bottom of the gutter.

[0016] Furthermore, the connection and closure components are all made of bent steel plates, and the middle part thereof has a bent portion extending toward the direction close to the main structure and bent obliquely upward, and the bent portion is scattered with water leakage holes.

[0017] The installation method of the quick-assembly steel structure module building roof installation structure as described above comprises the following steps:

[0018] Assemble the main structure according to the design drawing: connect the wall panels and the longitudinal top side beams through L-shaped connectors, connect the top panels and the longitudinal top side beams through Z-shaped connectors; connect the L-shaped connectors and the Z-shaped connectors;

[0019] Installing roof purlins: the roof purlins are gradually raised from one end to the other end of the transverse top edge beam;

[0020] Laying the roof panels: fixing the roof panels to the roof purlins from one end to the other end of the longitudinal top edge beam, and overlapping adjacent roof panels;

[0021] sequentially installing a first transverse connecting member and a second transverse connecting member;

[0022] Install the support member, the first high-end connecting member, and the second high-end connecting member in sequence;

[0023] Install the low-end connections, drainage connections, gutters, and downpipes in that order.

[0024] The advantages and positive effects of the present invention are as follows: by setting a connection and closure component, the waterproofing problem of the roof installation structure of the steel structure module building is effectively solved, the connection node is reliable, the waterproofing performance is excellent, and the service life of the roof installation structure is extended; at the same time, the connection and closure component makes the connection between the roof structure and the main structure more firm, and improves the overall performance of the steel structure module building; each component of the main structure, roof purlins and roof panels are prefabricated in the factory, assembled on-site by bolts, and can be installed without the use of large machinery, which realizes more convenient transportation and multiple and rapid installation and disassembly of each component, and improves the flexibility of the use of the steel structure module building. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 It is a schematic diagram of the main structure of a specific embodiment of the present invention;

[0026] Figure 2 It is a schematic diagram of a purlin support structure of a specific embodiment of the present invention;

[0027] Figure 3 is a schematic diagram of a transverse connection structure of a specific embodiment of the present invention;

[0028] Figure 4 is a schematic diagram of a horizontal connection assembly connection according to a specific embodiment of the present invention;

[0029] Figure 5 It is a schematic diagram of a high-end connection structure of a roof panel according to a specific embodiment of the present invention;

[0030] Figure 6 is a schematic diagram of the connection of a high-end connection component of a specific embodiment of the present invention;

[0031] Figure 7 It is a schematic diagram of the lower end connection structure of a roof panel according to a specific embodiment of the present invention;

[0032] Figure 8 It is a schematic diagram of the connection of the low-end connector of a specific embodiment of the present invention.

[0033] In the figure:

[0034] 10. Main structure 11. Longitudinal top and side beams 12. Horizontal top and side beams

[0035] 13. Middle beam 14. Column 15. Wall panel

[0036] 151, L-shaped connector 16, top plate 161, Z-shaped connector

[0037] 20. Roof purlin 21. Purlin 22. Purlin support

[0038] 30. Connecting and closing component 31. Transverse connecting component 311. First transverse connecting member

[0039] 312, second transverse connector 32, high-end connector assembly 321, first high-end connector

[0040] 322, second high-end connector 33, low-end connector 34, bending portion

[0041] 35. Support member 40. Drainage assembly 41. Drainage connector

[0042] 42. Gutter 43. Downspout 50. Roof panel DETAILED DESCRIPTION

[0043] The embodiments of the present invention are described below with reference to the accompanying drawings.

[0044] like Figure 1-Figure 8 As shown, the present invention proposes a quick-assembly steel structure module building roof installation structure, including a main structure 10, a roof purlin 20, a roof panel 50, and a connection and closure component 30: wherein the main structure 10 includes a longitudinal top edge beam 11 and a transverse top edge beam 12 connected vertically and horizontally; the roof purlin 20 is detachably arranged on the upper part of the transverse top edge beam 12, and gradually rises from one end to the other end of the transverse top edge beam 12; the roof panel 50 is detachably arranged on the roof purlin 20, and is inclined to the main structure 10 based on the different heights of the roof purlin 20, forming a slope with a high end and a low end; the connection and closure component 30 is detachably arranged around the main structure 10 and the roof panel 50, and extends from the roof panel 50 to the main structure 10, and is used to close the joints between the main structure 10, the roof purlin 20 and the roof panel 50.

[0045] The above-mentioned main structure 10 is a frame structure that is assembled on site using factory-prefabricated steel components, and also includes columns 14 and bottom side beams installed on the columns 14 and close to the ground. The above-mentioned longitudinal top side beams 11 and transverse top side beams 12 are both installed on the upper part of the columns 14, and the longitudinal top side beams 11 and transverse top side beams 12 are arranged perpendicular to each other; preferably, the bottom side beams, longitudinal top side beams 11 and transverse top side beams 12 can all be detachably arranged on the columns 14, so as to quickly complete the installation and disassembly of the main structure 10 and realize the turnover use in multiple scenarios.

[0046] In a specific embodiment, Figure 1 As shown, the main structure 10 is provided with a plurality of columns 14 in the longitudinal direction and two rows in the transverse direction. A plurality of longitudinal top side beams 11 are connected by the columns 14, the columns 14 in the middle are connected by the middle beams 13, and the columns 14 at the ends are connected by the transverse top side beams 12, forming a multi-span structure with an overall rectangular frame.

[0047] The roof purlin 20 comprises a purlin support 22 and a purlin 21. Figure 1 , Figure 2 As shown, the purlin supports 22 are detachably arranged on the upper parts of the transverse top edge beams 12 and the middle beams 13. Preferably, the upper parts of each transverse top edge beam 12 and the middle beam 13 are provided with a plurality of evenly arranged purlin supports 22, and the purlin supports 22 are arranged at positions corresponding to the transverse top edge beams 12 and the middle beams 13; the purlins 21 are detachably arranged on the purlin supports 22 and are parallel to the longitudinal top edge beams 11; the purlin supports 22 have different heights, and the height of the purlin supports 22 is gradually increased from one end of the transverse top edge beam 12 to the other end, so as to realize that the height of the purlins 21 is gradually increased from one end of the transverse top edge beam 12 to the other end, so that the subsequently installed roof panel 50 has a slope.

[0048] Specifically, the purlin support 22 is formed by connecting three mutually perpendicular plates, namely a bottom panel, a side panel and a reinforcement plate. The bottom panel is provided with threaded holes and can be fixed to the transverse top side beam 12 and the middle beam 13 by bolts; the side panel is also provided with threaded holes, which is convenient for fixing the purlin 21 by bolts, so that the purlin 21 and the purlin support 22 can be detachably fixed to the transverse top side beam 12 and the middle beam 13.

[0049] In a specific embodiment, the purlin 21 close to the lower end of the preset roof panel 50 is directly arranged on the upper part of the corresponding side of the transverse top edge beam 12 to simplify the installation steps and better control the slope of the roof panel 50.

[0050] The roof panels 50 are detachably arranged on the upper part of the purlin 21 and are perpendicular to the purlin 21; adjacent roof panels 50 are overlapped to form an integral structure.

[0051] The above-mentioned connection and closing components 30 are respectively arranged along the four sides of the main structure 10 and the roof panel 50, that is, along the two sides of the two transverse top edge beams 12, the side corresponding to the lower end of the roof panel 50 and the side corresponding to the high end of the roof panel 50, and are located on the outside of the roof purlin 20, so as to seal the joints between the roof panel 50, the roof purlin 20 and the main structure 10 to prevent rainwater from entering the interior of the overall structure through the joints and corroding the steel structure; at the same time, under normal circumstances, sealing measures are provided at the joints, and by providing the connection and closing components 30, it is avoided that the sealing measures are exposed to sunlight and deformed, etc., which have an adverse effect on the anti-aging and waterproof performance of the roof.

[0052] Furthermore, the main structure 10 also includes a wall panel 15 and a top panel 16 , which are fixed to the longitudinal top side beam 11 via an L-shaped connector 151 and a Z-shaped connector 161 , respectively.

[0053] In a specific implementation, Figure 3 , Figure 4 As shown, the transverse top edge beam 12 is made of I-beam, and the horizontal plate of the L-shaped connecting member 151 is fixed to the lower surface of the lower flange plate of the I-beam by bolts, and its vertical plate faces the inner side of the main structure 10 and is located at the lower part of the horizontal plate, and is connected to the wall panel 15 by bolts; at the same time, the Z-shaped connecting member 161 includes an upper horizontal plate, a middle vertical plate and a lower horizontal plate, and the upper horizontal plate and the lower horizontal plate are respectively connected to the two side surfaces of the middle vertical plate; the upper horizontal plate is fixed to the upper surface of the lower flange plate of the I-beam by bolts, and is arranged opposite to the horizontal plate of the L-shaped connecting member 151, and is connected by the bolts; the middle vertical plate of the Z-shaped connecting member 161 is attached to the wall panel 15 and is connected to the wall panel 15 by bolts; the lower horizontal plate of the Z-shaped connecting member 161 extends to the inner side of the main structure 10, and is connected to the lower surface of the top plate 16 by bolts. By arranging L-shaped connectors 151 and Z-shaped connectors 161, the wall panels 15 and top panels 16 are respectively fixed to the longitudinal top side beams 11 and connected to each other, so that the overall connection is stable and easy to disassemble; preferably, sealed vibration isolation pads are provided between the L-shaped connectors 151 and Z-shaped connectors 161 and the longitudinal top side beams 11 to enhance their vibration resistance.

[0054] Furthermore, if Figure 3 As shown, the connection and closure assembly 30 includes a transverse connection assembly 31 arranged along the transverse top edge beam 12, and the transverse connection assembly 31 includes a first transverse connection member 311 and a second transverse connection member 312; the first transverse connection member 311 extends from the upper end surface of the roof purlin 20 to the L-shaped connection member 151; the second transverse connection member 312 extends from the upper end surface of the roof panel 50 to the first transverse connection member 311.

[0055] In a specific embodiment, the lengths of the first transverse connector 311 and the second transverse connector 312 are respectively set to correspond to the transverse top edge beam 12, and both are made of bent steel plates. The first transverse connector 311 has a horizontal plate that matches the upper end surface of the roof purlin 20, and a vertical plate that matches the outer side surface of the wall 15, and is designed according to the positional relationship between the roof purlin 20 and the wall 15; when in use, the horizontal plate of the first transverse connector 311 is attached to the upper end surface of the roof purlin 20 and is screwed in place. The bolt is fixed to the upper end surface of the roof purlin 20, and the vertical plate of the first transverse connector 311 is fitted to the outer side surface of the wall 15 and fixed to the outer side surface of the wall 15 by bolts. Preferably, the vertical plate of the first transverse connector 311 is fitted to the vertical plate of the L-shaped connector 151, and the two are provided with matching threaded holes and are fixed to the outer side surface of the wall 15 by bolts, so that the transverse connection component 31 is connected to the L-shaped connector 151 and the wall 15 to form a whole, which is more convenient for installation and disassembly while improving its connection stability.

[0056] The above-mentioned second transverse connector 312 has an upper panel that matches the roof panel 50 and a vertical panel that matches the first transverse connector 311, and is designed according to the positional relationship between the roof panel 50 and the first transverse connector 311; the horizontal plate of the second transverse connector 312 is attached to the upper end surface of the roof panel 50 and is fixed to the roof panel 50 by bolts, and the vertical plate of the second transverse connector 312 is attached to the first transverse connector 311 and is fixed to the first transverse connector 311 by bolts.

[0057] In a specific embodiment, Figure 3 , Figure 4 As shown, the edge of the roof purlin 20 is aligned with the transverse top edge beam 12, and the first transverse connector 311 and the second transverse connector 312 are both fixed to the side of the roof purlin 20. Specifically, the middle of the first transverse connector 311 also has another vertical surface, which is in contact with the side of the roof purlin 20 and is provided with a threaded hole corresponding to the second transverse connector 312. When in use, bolts are passed through the second transverse connector 312 and the first transverse connector 311 and finally fixed to the side of the roof purlin 20, so that the roof panel 50, the roof purlin 20 and the main structure 10 are connected together through the first transverse connector 311 and the second transverse connector 312, thereby enhancing the stability of the connection between the three and having a good waterproof effect.

[0058] Furthermore, if Figure 5 , Figure 6As shown, the connection closure component 30 also includes a high-end connection component 32 arranged along the longitudinal top edge beam 11 near the high end of the roof panel 50; the high-end connection component 32 includes a first high-end connection member 321 and a second high-end connection member 322; the first high-end connection member 321 extends from the lower end surface of the roof panel 50 to the L-shaped connection member 151; the second high-end connection member 322 extends from the upper end surface of the roof panel 50 to the first high-end connection member 321.

[0059] In a specific embodiment, the lengths of the first high-end connector 321 and the second high-end connector 322 are respectively set to correspond to the longitudinal top edge beam 11, and both are made of bent steel plates; wherein the first high-end connector 321 has an upper panel that matches the slope of the roof panel 50, and a vertical panel that matches the outer side surface of the wall 15, the upper panel of the first high-end connector 321 is attached to the lower end surface of the roof panel 50 and is fixed to the roof panel 50 by bolts, and the vertical panel of the first high-end connector 321 is attached to the outer side surface of the wall 15, preferably, the first high-end connector The vertical plate of the component 321 is fitted to the vertical plate of the L-shaped connecting component 151, and the two are provided with matching threaded holes and are fixed to the outer side of the wall 15 by bolts; the second high-end connecting component 322 also has an upper panel matching the slope of the roof panel 50, and a vertical plate matching the first high-end connecting component 321, the upper panel of the second high-end connecting component 322 is fitted to the upper end surface of the roof panel 50 and is fixed to the roof panel 50 by bolts, and the vertical plate of the second high-end connecting component 322 is fitted to the first high-end connecting component 321 and is fixed to the first high-end connecting component 321 by bolts.

[0060] In a specific embodiment, the high end of the roof panel 50 extends to the outside of the longitudinal top edge beam 11, another vertical plate is provided in the middle of the first high end connecting member 321, and is fitted with the vertical plate of the second high end connecting member 322, and a support member 35 is provided on the outside of the longitudinal top edge beam 11. The first high end connecting member 321 is connected to the longitudinal top edge beam 11 through the support member 35. Specifically, the first high end connecting member 321 is fixed to the support member 35 by bolts, so that the high end side of the roof panel 50, the roof purlin 20 and the main structure 10 are connected together through the first high end connecting member 321 and the second high end connecting member 322, thereby enhancing the stability of the connection between the three and having a good waterproof effect.

[0061] Furthermore, if Figure 7 , Figure 8 As shown, the connection and closure assembly 30 also includes a lower end connector 33 arranged along the longitudinal top edge beam 11 near the lower end of the roof panel 50 , and the lower end connector 33 extends from the lower end surface of the lower end of the roof panel 50 to the L-shaped connector 151 .

[0062] Specifically, one side of the lower end of the roof panel 50 extends to the outer side of the longitudinal top edge beam 11, the length of the lower end connecting member 33 is set corresponding to the length of the longitudinal top edge beam 11, and is made of bent steel plate, including an upper panel matching the slope of the roof panel 50, and a vertical panel matching the outer side surface of the wall 15, the upper panel of the lower end connecting member 33 is attached to the lower end surface of the roof panel 50 and is fixed to the roof panel 50 by bolts, and the vertical plate of the lower end connecting member 33 is attached to the outer side surface of the wall 15, preferably, the vertical plate of the lower end connecting member 33 is attached to the vertical plate of the L-shaped connecting member 151, the two are provided with matching threaded holes, and are fixed to the outer side surface of the wall 15 by bolts; the lower side of the roof panel 50, the roof purlin 20 and the main structure 10 are connected together through the lower end connecting member 33, which enhances the stability of the connection between the three and has a good waterproof effect.

[0063] Furthermore, if Figure 7 As shown, a drainage assembly 40 is also provided at the lower end of the roof panel 50, and the drainage assembly 40 includes a drainage connector 41, a gutter 42 and a downpipe 43; the drainage connector 41 extends to the outside of the roof panel 50, and the two side walls of the gutter 42 are respectively connected to the drainage connector 41 and the roof panel 50, and the bottom of the gutter 42 is connected to the downpipe 43.

[0064] In a specific embodiment, the drainage connector 41 is made of angle steel, and multiple angle steels are arranged on the upper end surface of the lower end of the roof panel 50 through bolts at intervals. Rainwater can fall into the gutter 42 through the roof panel 50 and then be discharged through the downpipe 43; preferably, the angle steel is also fixed to the roof purlin 20 by long self-tapping screws to improve its stability.

[0065] Furthermore, the first transverse connector 311, the second transverse connector 312, the first high-end connector 321, the second high-end connector 322 and the low-end connector 33 are all made of bent steel plates, and their middle parts have a bending portion 34 that extends toward the direction close to the main structure 10 and bends obliquely upward. The bending portion 34 is dispersedly provided with leakage holes. When rainwater enters the inner side of the first transverse connector 311, the second transverse connector 312, the first high-end connector 321, the second high-end connector 322 and the low-end connector 33, the rainwater can be discharged through the leakage holes.

[0066] Preferably, the above-mentioned parts connected by bolts are sealed with butyl tape to improve their waterproof performance.

[0067] The present application also proposes a method for installing a quick-assembly steel structure module building roof installation structure, comprising the following steps:

[0068] S1, assembling the main structure 10 according to the design drawing;

[0069] Specifically, the longitudinal top side beams 11, transverse top side beams 12, middle beams 13, bottom side beams and columns 14 used to assemble the main structure 10 are all prefabricated in the factory and transported to their intended installation locations for assembly. The above components are connected by bolts to facilitate installation and disassembly; then, the wall panel 15 and the longitudinal top side beams 11 are connected by the L-shaped connector 151, and the top panel 16 and the longitudinal top side beams 11 are connected by the Z-shaped connector 161; the L-shaped connector 151 and the Z-shaped connector 161 are connected to ensure a firm connection.

[0070] S2, installing the roof purlin 20; the roof purlin 20 is gradually increased from one end to the other end along the transverse top edge beam 12 to meet the slope requirement of the roof panel 50;

[0071] S3, laying roof panels 50;

[0072] Specifically, the roof panel 50 is fixed to the roof purlin 20 from one end to the other end of the longitudinal top edge beam 11, and adjacent roof panels 50 are overlapped; the roof panel 50 is fixed to the roof purlin 20 by fastening bolts, which is easy to install and disassemble.

[0073] S4, sequentially installing the first transverse connecting member 311 and the second transverse connecting member 312;

[0074] Specifically, the horizontal plate of the first transverse connector 311 is fixed to the upper end surface of the roof purlin 20 by bolts, so that the vertical plate at the bottom of the first transverse connector 311 is attached to the outer side of the L-shaped connector 151, and bolts are used to pass through the bottom vertical plate of the first transverse connector 311 and the vertical plate of the L-shaped connector 151 to fix the two to the wall 15; then the upper panel of the second transverse connector 312 is fixed to the upper end surface of the roof panel 50 by bolts, preferably, the upper panel of the second transverse connector 312 and the roof panel 50 are simultaneously penetrated by fastening bolts to fix the two to the roof purlin 20; the vertical plate of the second transverse connector 312 is attached to the vertical surface in the middle of the first transverse connector 311, and bolts are used to pass through the second transverse connector 312 and the first transverse connector 311 to fix the two to the side of the roof purlin 20.

[0075] S5, sequentially installing the support member 35, the first high-end connecting member 321 and the second high-end connecting member 322;

[0076] Specifically, the support member 35 is installed on the side of the longitudinal top edge beam 11 close to the high end of the roof panel 50 by bolts, and the upper panel of the first high end connecting member 321 is fixed to the lower end surface of the roof panel 50 by bolts, so that the vertical surface of the bottom of the first high end connecting member 321 is in contact with the vertical surface of the L-shaped connecting member 151, and the two are fixed to the wall 15 by bolts, so that the vertical surface of the middle part of the first high end connecting member 321 is in contact with the support member 35 and fixed to the support member 35 by bolts; then, the upper panel of the second high end connecting member 322 is fixed to the upper end surface of the roof panel 50 by bolts, so that the vertical surface of the second high end connecting member 322 is in contact with the vertical surface of the middle part of the first high end connecting member 321 and the two are connected by bolts.

[0077] S6. Install the low-end connector 33, the drainage connector 41, the gutter 42 and the downpipe 43 in sequence.

[0078] Specifically, the upper panel of the low-end connector 33 is attached to the lower end surface of the roof panel 50 and fixed to the roof panel 50 by bolts, so that the vertical plate at the bottom of the low-end connector 33 is attached to the vertical surface of the L-shaped connector 151, and the two are fixed to the wall 15 by bolts.

[0079] Then, the drainage connector 41 is fixed to the upper end surface of the roof panel 50 by bolts, and the two side walls of the gutter 42 are fixed to the bottom of the drainage connector 41 and the lower end surface of the roof panel 50 by bolts respectively, and then the downpipe 43 is installed at the bottom of the gutter 42, and the downpipe 43 is connected to the main structure 10 by an attachment connector.

[0080] The present invention effectively solves the waterproofing problem of the roof mounting structure of the steel structure module building by arranging a connection and closing component. The connection node is reliable, the waterproof performance is excellent, and the service life of the roof mounting structure is extended. At the same time, the connection and closing component makes the connection between the roof structure and the main structure more firm, thereby improving the overall performance of the steel structure module building. Each component of the main structure, roof purlins and roof panels is prefabricated in the factory and assembled on-site by bolts. The installation can be completed without the use of large-scale machinery, thereby realizing more convenient transportation and multiple and rapid installation and disassembly of each component, thereby improving the flexibility of the use of the steel structure module building to meet the use requirements of different scenarios.

[0081] The embodiments of the present invention are described in detail above, but the contents described are only preferred embodiments of the present invention and cannot be considered to limit the scope of implementation of the present invention. All equivalent changes and improvements made within the scope of the present invention should still fall within the scope of the patent coverage of the present invention.

Claims

1. A quick-assembly steel structure module building roof installation structure, characterized in that: include: A main structure, the main structure comprising longitudinal top side beams and transverse top side beams connected vertically and horizontally; The roof purlin is detachably arranged on the upper part of the transverse top edge beam and gradually rises from one end to the other end of the transverse top edge beam; A roof panel is detachably arranged on the roof purlin; The connecting and closing components are detachably arranged around the main structure and the roof panel, and extend from the roof panel to the main structure, and are used to close the joints between the roof panel, the roof purlin and the main structure.

2. The quick-assembly steel structure module building roof installation structure according to claim 1 is characterized in that: The main structure also includes a wall panel and a top panel, which are respectively fixed to the longitudinal top side beams through an L-shaped connector and a Z-shaped connector.

3. The quick-assembly steel structure module building roof installation structure according to claim 2 is characterized in that: The connection and closure assembly includes a transverse connection assembly arranged along the transverse top edge beam, and the transverse connection assembly includes a first transverse connection member and a second transverse connection member; the first transverse connection member extends from the upper end surface of the roof purlin to the L-shaped connection member; the second transverse connection member extends from the upper end surface of the roof panel to the first transverse connection member.

4. The quick-assembly steel structure module building roof installation structure according to claim 3 is characterized in that: The edge of the roof purlin is aligned with the transverse top edge beam, and the first transverse connecting member and the second transverse connecting member are both fixed to the side of the roof purlin.

5. The quick-assembly steel structure module building roof installation structure according to any one of claims 2 to 4, characterized in that: The connection closure component also includes a high-end connection component arranged along the longitudinal top edge beam near the high end of the roof panel; the high-end connection component includes a first high-end connection member and a second high-end connection member; the first high-end connection member extends from the lower end surface of the roof panel to the L-shaped connection member; the second high-end connection member extends from the upper end surface of the roof panel to the first high-end connection member.

6. The quick-assembly steel structure module building roof installation structure according to claim 5 is characterized by: The high end of the roof panel extends to the outer side of the longitudinal top edge beam, and the first high end connecting member and the second high end connecting member are both connected to the longitudinal top edge beam through a supporting member.

7. The quick-assembly steel structure module building roof installation structure according to any one of claims 2-4 and 6, characterized in that: The connection and closure assembly also includes a low-end connector arranged along the longitudinal top edge beam near the lower end of the roof panel, and the low-end connector extends from the lower end surface of the lower end of the roof panel to the L-shaped connector.

8. The quick-assembly steel structure module building roof installation structure according to claim 7 is characterized in that: The lower end of the roof panel is also provided with a drainage assembly, which includes a drainage connector, a gutter and a downpipe; the drainage connector extends to the outside of the roof panel, the two side walls of the gutter are respectively connected to the drainage connector and the roof panel, and the downpipe is connected to the bottom of the gutter.

9. The quick-assembly steel structure module building roof installation structure according to claim 1 or 8, characterized in that: The connecting and closing components are all made of bent steel plates, and the middle of each of them has a bent portion extending toward the direction close to the main structure and bent obliquely upward, and the bent portion is scattered with water leakage holes.

10. The method for installing the quick-assembly steel structure module building roof installation structure according to any one of claims 1 to 9, characterized in that: The following steps are involved: Assemble the main structure according to the design drawing: connect the wall panels and the longitudinal top side beams through L-shaped connectors, connect the top panels and the longitudinal top side beams through Z-shaped connectors; connect the L-shaped connectors and the Z-shaped connectors; Installing roof purlins: the roof purlins are gradually raised from one end to the other end of the transverse top edge beam; Laying the roof panels: fixing the roof panels to the roof purlins from one end to the other end of the longitudinal top edge beam, and overlapping adjacent roof panels; sequentially installing a first transverse connecting member and a second transverse connecting member; Install the support member, the first high-end connecting member, and the second high-end connecting member in sequence; Install the low-end connections, drainage connections, gutters, and downpipes in that order.

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