Supporting device suitable for four-slope sloping roof

By installing support and fixing components on the four-sloped roof to form an overall frame structure, the problem of the inability to make reasonable use of the four-sloped roof is solved, and the efficiency and stability of photovoltaic power generation are improved.

CN223723980UActive Publication Date: 2025-12-26CHINT ANNENG DIGITAL POWER (ZHEJIANG) CO LTD
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Patent Information

Application Number
CN202520114057.8
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-01-17
Publication Date
2025-12-26
Estimated Expiration
2035-01-17

AI Technical Summary

Technical Problem

In existing technologies, sloping roofs cannot be utilized effectively, resulting in a small photovoltaic installation capacity that cannot meet market and customer demands.

Method used

A support device suitable for four-sloped roofs is provided, including support components and fixing components. By setting a second support on the east and west slopes of the roof and forming an integral frame structure with the support and sloping beams on the north and south slopes, the power generation efficiency of the east and west slopes is improved.

Benefits of technology

This approach enables the rational use of the east and west slopes of the roof, improves photovoltaic power generation efficiency, and enhances the stability of the supporting structure and overall power generation capacity.

✦ Generated by Eureka AI based on patent content.

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Abstract

The supporting device suitable for the four-slope sloping roof comprises a supporting assembly and a fixing assembly, the supporting assembly comprises a first supporting piece and a second supporting piece, the first supporting piece can be arranged on the south-north sloping roof, and the second supporting piece can be arranged on the east-west sloping roof. The first supporting pieces and the second supporting pieces which correspond to each other are arranged in the first direction, and the heights of the tops of the second supporting pieces are the same as the heights of the tops of the corresponding first supporting pieces. The fixing assembly comprises a plurality of oblique beams and a plurality of cross beams, all the oblique beams on the same south-north pitched roof are perpendicular to the first direction and parallel to the extending direction of the south-north pitched roof, the oblique beams are connected to the tops of the first supporting pieces and / or the second supporting pieces, and the cross beams are used for being connected with the oblique beams to form a frame structure for supporting the photovoltaic panel; the area where the whole east-west slope roof cannot be laid is changed into the south-north double-slope form through the arrangement of the second supporting piece, the photovoltaic panel is supported together, and compared with the mode that an east-west slope string is connected with a south-north slope in a mixed mode, the power generation efficiency is improved.
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Description

TECHNICAL FIELD

[0001] The utility model relates to photovoltaic technology field especially suitable for four slope roof support device. BACKGROUND

[0002] The current photovoltaic market housing structure has many types, among which the inclined roof type accounts for a large proportion, which can be divided into single slope inclined roof, north-south slope inclined roof, four slope inclined roof and other forms. Among them, the single slope inclined roof and the north-south slope inclined roof are more common, and there is a mature photovoltaic installation structure. The four slope inclined roof structure is also more and more, and at present, the market mostly adopts hooks and overhead forms to lay the north-south slope, which is affected by the azimuth angle, and the east-west slope cannot be reasonably utilized, resulting in a small installed capacity, which cannot meet the market and customer demand.

[0003] Therefore, how to provide a support device suitable for four slope inclined roof to improve the above-mentioned disadvantages is a technical problem that technicians in the field need to solve at present. CONTENT OF THE UTILITY MODEL

[0004] The utility model aims at providing a support device suitable for four slope inclined roof, which can reasonably utilize the east-west slope and improve the power generation efficiency.

[0005] To achieve the above-mentioned purpose, the utility model provides a support device suitable for four slope inclined roof, which comprises:

[0006] The support assembly comprises a first support piece and a second support piece, the first support piece can be arranged on the north-south slope roof, the second support piece can be arranged on the east-west slope roof, the corresponding first support piece and second support piece are arranged along the first direction, and the height of the second support piece and the top of the corresponding first support piece is the same;

[0007] The fixing assembly comprises a plurality of inclined beams and a plurality of cross beams, all the inclined beams on the same north-south slope roof are perpendicular to the first direction and parallel to the extension direction of the north-south slope roof, the inclined beams are connected to the top of the first support piece and / or the second support piece, and the cross beams are used to connect the inclined beams to form a frame structure supporting the photovoltaic panel.

[0008] Preferably, it further comprises a first fixing piece and a second fixing piece, the first fixing piece is arranged on the north-south slope roof, and the first fixing piece has a first extension part extending above the north-south slope roof, the second fixing piece is arranged on the east-west slope roof, and the second fixing piece has a second extension part extending above the east-west slope roof.

[0009] Preferably, it further comprises a reinforcing rod, one end of the first support piece is connected to the first extension part through a first hook, and the other end of the first support piece is connected to the inclined beam through a second hook.

[0010] The reinforcing rod is connected to the first support member at one end of the first hinged member and connected to another first support member or the inclined beam at the other end.

[0011] Preferably, the second support member comprises:

[0012] The fixed beam is connected to the second extension through the hook assembly.

[0013] The vertical support is vertically extended and connected to the fixed beam, and the top of the vertical support is used to support the inclined beam.

[0014] The inclined support is connected to the vertical support and the fixed beam, so that the connected fixed beam, vertical support and inclined support form a triangular structure.

[0015] Preferably, the fixed beam, the vertical support and the inclined support are connected to each other through the second hinged member, and the corresponding inclined beams on different north-south slope roofs are connected through the third hinged member.

[0016] The first hinged member, the second hinged member and the third hinged member each comprise a first connecting plate and a second connecting plate perpendicular to each other, the first connecting plate is provided with a first through hole, and the second connecting plate is provided with a second through hole, and the first through hole and the second through hole are used for the connecting member to pass through.

[0017] Preferably, the hook assembly comprises:

[0018] The lower hook comprises a first lower bent segment connected to the second extension, a first inclined segment connected to the first lower bent segment and parallel to the extension direction of the east-west slope roof, and a first upper bent segment formed by bending upward from the other end of the first inclined segment.

[0019] The upper hook comprises a second lower bent segment connected to the first upper bent segment, and a second inclined segment connected to the second lower bent segment and the bottom of the fixed beam, and the second inclined segment is parallel to the extension direction of the east-west slope roof.

[0020] Preferably, the first hook comprises a first connecting part connected to the first extension, a second connecting part connected to the first connecting part and extending towards the side away from the first extension, and a third connecting part connected to the second connecting part and extending away from the north-south slope roof, and the third connecting part is connected to the first support member.

[0021] Preferably, the second hook comprises a first fixed part connected to the first support member, and a second fixed part connected perpendicularly to the first fixed part, the second fixed part is located at the top of the first support member and the second fixed part is parallel to the extension direction of the north-south slope roof for connecting the inclined beam.

[0022] Preferably, the third connecting part and the first fixed part are located on the same side of the first support member.

[0023] Preferably, the extension direction of the reinforcing rod is arranged at an angle with respect to the corresponding north-south slope roof.

[0024] In view of the prior art, the supporting device suitable for the four-pitch inclined roof provided by the utility model comprises a supporting assembly and a fixing assembly, the supporting assembly comprises first supporting pieces and second supporting pieces, the first supporting pieces can be arranged on the north-south slope roof, the second supporting pieces can be arranged on the east-west slope roof, the corresponding first supporting pieces and second supporting pieces are arranged along a first direction, and the second supporting pieces are at the same height as the top of the corresponding first supporting pieces; the fixing assembly comprises a plurality of inclined beams and a plurality of cross beams, all the inclined beams on the same north-south slope roof are perpendicular to the first direction and parallel to the extension direction of the north-south slope roof, the inclined beams are connected to the top of the first supporting piece and / or the second supporting piece, and the cross beams are used for connecting the inclined beams to form a frame structure for supporting the photovoltaic panel.

[0025] Specifically, the second supporting piece is arranged on the east-west slope roof, and the second supporting piece is at the same height as the top of the corresponding first supporting piece located on the north-south slope roof, the inclined beams which are perpendicular to the first direction and parallel to the extension direction of the north-south slope roof are connected to the top of the first supporting piece and / or the second supporting piece, so that the whole east-west slope roof cannot be paved and is converted into a north-south double-pitch form by the arrangement of the second supporting piece, and the first supporting piece, the inclined beam and the cross beam originally arranged on the north-south slope roof form an integral whole, and jointly support the photovoltaic panel, and the conversion structure form of the east-west slope is more reasonable, and the power generation efficiency is improved compared with the mixed connection of the east-west slope group string and the north-south slope. BRIEF DESCRIPTION OF DRAWINGS

[0026] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the prior art, the drawings needed to be used in the following embodiment or prior art description will be briefly introduced, and obviously, the drawings in the following description are only the embodiments of the utility model, and other drawings can be obtained by the provided drawings without creative labor for the ordinary skilled in the art.

[0027] Figure 1 The structural schematic view of the supporting device provided by the embodiment of the utility model;

[0028] Figure 2 The structural schematic view of the inclined beam connection on the two north-south slope roofs provided by the embodiment of the utility model;

[0029] Figure 3 The structural schematic view of the first supporting piece provided by the embodiment of the utility model;

[0030] Figure 4 The top view of the four-pitch inclined roof provided by the embodiment of the utility model;

[0031] Figure 5 The structural schematic view of the second supporting piece provided by the embodiment of the utility model;

[0032] Figure 6 A structure schematic view of another perspective of a second support member provided by the embodiment of the utility model;

[0033] Figure 7 A structure schematic view of another perspective of another second support member provided by the embodiment of the utility model;

[0034] Figure 8 A structure schematic view of another perspective of a smaller second support member provided by the embodiment of the utility model;

[0035] Figure 9 A partial enlarged view of Figure 8

[0036] Figure 10 A structure schematic view of a diagonal beam provided by the embodiment of the utility model;

[0037] Figure 11 A structure schematic view of a first hinge member provided by the embodiment of the utility model.

[0038] Wherein:

[0039] 100 - first support member, 110 - first hook, 111 - first connecting part, 112 - second connecting part, 113 - third connecting part, 120 - second hook, 121 - first fixed part, 122 - second fixed part;

[0040] 200 - second support member, 210 - fixed beam, 220 - vertical support, 230 - diagonal support, 240 - hook assembly, 241 - lower hook, 2411 - first lower bending section, 2412 - first diagonal section, 2413 - first upper bending section, 242 - upper hook, 2421 - second lower bending section, 2422 - second diagonal section, 250 - second hinge member;

[0041] 300 - south-north slope roof;

[0042] 400 - east-west slope roof;

[0043] 500 - diagonal beam, 510 - third hinge member;

[0044] 700 - first fixed member;

[0045] 800 - second fixed member;

[0046] 900 - reinforcing rod, 910 - first hinge member, 911 - first connecting plate, 912 - second connecting plate, 913 - first through hole. DETAILED DESCRIPTION

[0047] ​With reference to the accompanying drawings, the technical solutions in the embodiments of the present application will be clearly and completely described below. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments of the present application, all the other embodiments obtained by those of ordinary skill in the art without creative efforts fall within the scope of the present application.

[0048] In order for those skilled in the art to better understand the technical solutions of the present application, the present application will be further described in detail below with reference to the accompanying drawings and specific embodiments.

[0049] In the description of the present application, it should be understood that the terms "upper", "lower", "top", "bottom" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the position or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation of the present application.

[0050] The purpose of the present application is to provide a support device suitable for four-slope inclined roof, which can reasonably utilize the east-west slope and improve the power generation efficiency.

[0051] It should be noted that the direction of X in the drawings is defined as the first direction.

[0052] Please refer to Figure 1 and Figure 4 To achieve the above purpose, the present application provides a support device suitable for four-slope inclined roof, comprising a support assembly and a fixing assembly; wherein, taking the common north-south orientation of houses as an example, the roof of the four-slope inclined roof comprises two north-south slope roofs 300 symmetrically arranged on the longitudinal two sides, and two east-west slope roofs 400 symmetrically arranged on the horizontal two sides, the connecting part of the two north-south slope roofs 300 constitutes a ridge, and the first direction is parallel to the extension direction of the ridge.

[0053] The support assembly comprises first support members 100 and second support members 200, the first support members 100 are arranged on the north-south slope roof 300, the second support members 200 are arranged on the east-west slope roof 400, the corresponding first support members 100 and the second support members 200 are arranged along the first direction, and the second support members 200 are arranged at the same height as the top of the corresponding first support members 100, that is, the top of all the corresponding first support members 100 and the second support members 200 are arranged at the same height along the first direction, by arranging the first support members 100 on the north-south slope roof 300 along the slope direction, the top of the first support members 100 is arranged from high to low, here, the slope direction refers to any direction parallel to the north-south slope roof 300 and perpendicular to the first direction, the slope direction can also be defined according to the flow direction of the rainwater along the north-south slope roof 300 under the action of gravity on the premise that the foundation of the house is flat, which is not described in detail here.

[0054] The fixing assembly comprises a plurality of inclined beams 500 and a plurality of cross beams, all the inclined beams 500 on the same north-south slope roof 300 are perpendicular to the first direction and parallel to the extension direction of the north-south slope roof 300, that is, the inclined beams 500 on the same north-south slope roof 300 are parallel to the plane of the north-south slope roof 300, the inclined beams 500 are connected to the top of the first support members 100 and / or the second support members 200, and the cross beams are used to connect the inclined beams 500 to form a frame structure for supporting the photovoltaic panels, specifically, the extension direction of the cross beams is parallel to the first direction, that is, all the inclined beams 500 on one side of the ridge are connected by the cross beams perpendicular to the corresponding inclined beams 500 to form a frame structure, and the photovoltaic panels are fixed by the auxiliary fixing assembly.

[0055] By arranging the second support members 200 on the east-west slope roof 400, and the top of the second support members 200 is arranged at the same height as the top of the corresponding first support members 100 on the north-south slope roof 300, and by connecting the inclined beams 500 perpendicular to the first direction and parallel to the extension direction of the north-south slope roof 300 to the top of the first support members 100 and / or the second support members 200, the entire east-west slope roof 400 cannot be paved, and the second support members 200 are arranged to change the form of the north-south double slope, and the first support members 100, the inclined beams 500, and the cross beams arranged on the original north-south slope roof 300 form an integral whole to support the photovoltaic panels together, and the conversion structure of the east-west slope is more reasonable, and compared with the mixed connection of the east-west slope group string and the north-south slope, the power generation efficiency is improved.

[0056] In the embodiment, the support assembly further comprises a first fixing member 700 and a second fixing member 800, the first fixing member 700 is arranged on the north-south slope roof 300, and the first fixing member 700 has a first extension part extending above the north-south slope roof 300, the second fixing member 800 is arranged on the east-west slope roof 400, and the second fixing member 800 has a second extension part extending above the east-west slope roof 400; the first fixing member 700 and the second fixing member 800 can be fixed on the corresponding north-south slope roof 300 or east-west slope roof 400 by U-shaped bolts.

[0057] In the embodiment, the support assembly further comprises a first fixing member 700 and a second fixing member 800, the first fixing member 700 is arranged on the north-south slope roof 300, and the first fixing member 700 has a first extension part extending above the north-south slope roof 300, the second fixing member 800 is arranged on the east-west slope roof 400, and the second fixing member 800 has a second extension part extending above the east-west slope roof 400; the first fixing member 700 and the second fixing member 800 can be fixed on the corresponding north-south slope roof 300 or east-west slope roof 400 by U-shaped bolts.

[0058] In the embodiment, the support assembly further comprises a first fixing member 700 and a second fixing member 800, the first fixing member 700 is arranged on the north-south slope roof 300, and the first fixing member 700 has a first extension part extending above the north-south slope roof 300, the second fixing member 800 is arranged on the east-west slope roof 400, and the second fixing member 800 has a second extension part extending above the east-west slope roof 400; the first fixing member 700 and the second fixing member 800 can be fixed on the corresponding north-south slope roof 300 or east-west slope roof 400 by U-shaped bolts. Figures 5 to 9In one embodiment, the second support 200 comprises a fixed beam 210, a vertical support 220 and a diagonal support 230, the fixed beam 210 is connected to the second extension by a hook assembly 240; the vertical support 220 extends vertically and is connected to the fixed beam 210, the top of the vertical support 220 is used to support the diagonal beam 500; the diagonal support 230 is connected to the vertical support 220 and the fixed beam 210, so that the connected fixed beam 210, vertical support 220 and diagonal support 230 form a triangular structure. Among them, the hook assembly 240 comprises a lower hook 241 and an upper hook 242, the lower hook 241 comprises a first lower bending section 2411 connected to the second extension, a first diagonal section 2412 connected to the first lower bending section and parallel to the extension direction of the east-west slope roof 400, and a first upper bending section 2413 formed by bending upward from the other end of the first diagonal section 2412; the upper hook 242 comprises a second lower bending section 2421 connected to the first upper bending section 2413, and a second diagonal section 2422 connected to the second lower bending section 2421 and the bottom of the fixed beam 210, the second diagonal section 2422 is parallel to the extension direction of the east-west slope roof 400.

[0059] It should be noted that the second support 200 can have various types, for example, the fixed beam 210, the vertical support 220 and the diagonal support 230 in the same second support 200 are one, and are connected in the above manner, so that the diagonal support 230 supports the vertical support 220 longitudinally on the upper side, which can enhance the strength of the top of the vertical support 220 and increase the overall stability; the vertical support 220 and the diagonal support 230 in the same second support 200 can also be provided as two, which are spaced apart and connected in parallel to the same fixed beam 210 by two vertical supports 220, and two diagonal supports 230 are connected to the fixed beam 210 at one end and to the corresponding vertical support 220 at the other end, which can also support the vertical support 220 longitudinally on the upper side, in this embodiment, the two diagonal supports 230 can be arranged between the two vertical supports 220, which can expand the distance between the two vertical supports 220 and reduce the investment of the entire second support 200 on the basis of achieving better support effect of the vertical support 220.

[0060] Please refer to Figure 2 and Figure 11, the fixed beam 210, the vertical support 220 and the inclined support 230 are connected with each other through the second hinge 250, and the corresponding inclined beams 500 on different north-south slope roofs 300 are connected through the third hinge 510, specifically, the longer inclined beam 500 on one north-south slope roof 300 is arranged to extend to the top of another north-south slope roof 300, and the longer arranged inclined beam 500 and the corresponding inclined beam 500 on another north-south slope roof 300 are connected through the third hinge 510, so as to realize the connection of the inclined beams 500 on two north-south slope roofs 300, which is beneficial to improve the stability of the whole support device; the first hinge 910, the second hinge 250 and the third hinge 510 each include a first connecting plate 911 and a second connecting plate 912 which are perpendicular to each other, the first connecting plate 911 is provided with a first through hole 913, and the second connecting plate 912 is provided with a second through hole, and the first through hole 913 and the second through hole are each used for penetrating a connecting piece.

[0061] Please refer to Figure 10 , the fixed beam 210, the vertical support 220, the inclined support 230, the inclined beam 500, the horizontal beam, the first support 100 and the reinforcing rod 900 can all adopt a U-shaped profile (a profile with a U-shaped or approximately U-shaped cross section perpendicular to the direction of its extension), for example, a U-shaped steel, the first connecting plate 911 is connected to the middle part of the second connecting plate 912, a connecting piece is penetrated into the second through hole, so that the second connecting plate 912 is fixedly connected with the corresponding U-shaped profile, and then another connecting piece is penetrated into the first through hole 913, so that the first connecting plate 911 connected to the second connecting plate 912 is connected with another U-shaped profile, thereby realizing the connection and fixation between the two U-shaped profiles, and the connecting piece can adopt a bolt, which is not limited here.

[0062] Please refer to Figure 3In one embodiment, the first hook 110 includes a first connecting portion 111 connected to the first extending portion, a second connecting portion 112 connected to the first connecting portion 111 and extending towards a side away from the first extending portion, and a third connecting portion 113 connected to the second connecting portion 112 and extending towards a side away from the north-south slope roof 300, the third connecting portion 113 being connected to the first support 100; the second hook 120 includes a first fixing portion 121 connected to the first support 100, and a second fixing portion 122 connected to the first fixing portion 121 vertically, the second fixing portion 122 being located at the top of the first support 100 and parallel to the extending direction of the north-south slope roof 300 for connecting the inclined beam 500; the first hook 110 can also be the lower hook 241 described above, and the second hook 120 can also be the upper hook 242 described above, the difference being that the first hook 110 and the second hook 120 are provided with the first support 100 and connected through the first support 100, and to improve the stability of the connection between the first hook 110, the second hook 120 and the first support 100, the third connecting portion 113 and the first fixing portion 121 can be arranged on the same side of the first support 100.

[0063] It should be noted that the relational terms herein such as first and second are used only to differentiate one entity from another entity, and do not necessarily require or imply that there is any such actual relationship or order between these entities.

[0064] The embodiments in the specification are described in a progressive manner, and each embodiment focuses on the differences from other embodiments, and the same or similar parts between the embodiments can be referred to each other.

[0065] The principle and implementation of the present application are described by using specific examples, and the above description of the embodiments is only used to help understand the method and core idea of the present application. It should be pointed out that for ordinary skilled in the art, without departing from the principle of the present application, the present application can be improved and modified in many ways, and these improvements and modifications also fall within the protection scope of the present application.

Claims

1. A support device for a four-sided hip roof, characterized by, The utility model relates to a photovoltaic module support structure, comprising: a support assembly, including a first support (100) and a second support (200), the first support (100) can be arranged on a north-south slope roof (300), the second support (200) can be arranged on an east-west slope roof (400), corresponding first support (100) and second support (200) are arranged along a first direction, and the second support (200) is at the same height as the top of the corresponding first support (100); a fixing assembly, including a plurality of inclined beams (500) and a plurality of cross beams, all the inclined beams (500) on the same north-south slope roof (300) are perpendicular to the first direction and parallel to the extension direction of the north-south slope roof (300), the inclined beams (500) are connected to the top of the first support (100) and / or the second support (200), and the cross beams are used to connect the inclined beams (500) to form a frame structure for supporting photovoltaic panels.

2. The support device for a four-slope hip roof according to claim 1, wherein It also includes a first fixing member (700) and a second fixing member (800), the first fixing member (700) is arranged on the north-south slope roof (300), and the first fixing member (700) has a first extension part extending above the north-south slope roof (300), the second fixing member (800) is arranged on the east-west slope roof (400), and the second fixing member (800) has a second extension part extending above the east-west slope roof (400).

3. The support device for a four-slope hip roof according to claim 2, wherein It also includes a reinforcing rod (900), one end of the first support (100) is connected to the first extension part through a first hook (110), and the other end of the first support (100) is connected to the inclined beam (500) through a second hook (120). The reinforcing rod (900) is connected to the first support (100) at one end through a first hinge (910) and connected to another first support (100) or the inclined beam (500) at the other end.

4. The support device for a four-slope hip roof according to claim 3, wherein The second support (200) includes: a fixed beam (210) connected to the second extension part through a hook assembly (240); a vertical support (220) extending vertically and connected to the fixed beam (210), the top of the vertical support (220) is used for supporting the inclined beam (500); an inclined support (230) connected to the vertical support (220) and the fixed beam (210), so that the fixed beam (210), the vertical support (220) and the inclined support (230) connected form a triangular structure.

5. The support device for a four-slope hip roof according to claim 4, wherein The fixed beam (210), the vertical support (220) and the inclined support (230) are connected to each other through a second hinge (250), and corresponding inclined beams (500) on different north-south slope roofs (300) are connected through a third hinge (510). The first hinge (910), the second hinge (250) and the third hinge (510) each comprise a first connecting plate (911) and a second connecting plate (912) perpendicular to each other, the first connecting plate (911) is provided with a first through hole (913), and the second connecting plate (912) is provided with a second through hole, and the first through hole (913) and the second through hole are each used for penetrating a connecting piece.

6. The support device for a four-slope hip roof according to claim 4, wherein The hook assembly (240) comprises: a lower hook (241) comprising a first lower bending section (2411) connected to the second extending section, a first oblique section (2412) connected to the first lower bending section and parallel to the extending direction of the east-west slope roof (400), and a first upper bending section (2413) formed by bending upward from the other end of the first oblique section (2412); an upper hook (242) comprising a second lower bending section (2421) connected to the first upper bending section (2413), and a second oblique section (2422) connected to the second lower bending section (2421) and the bottom of the fixed beam (210), and the second oblique section (2422) is parallel to the extending direction of the east-west slope roof (400).

7. The support device for a four-slope hip roof according to claim 4, wherein The first hook (110) comprises a first connecting section (111) connected to the first extending section, a second connecting section (112) connected to the first connecting section (111) and extending towards a side away from the first extending section, and a third connecting section (113) connected to the second connecting section (112) and extending towards a side away from the north-south slope roof (300), and the third connecting section (113) is connected to the first support (100).

8. The support device suitable for a four-slope hip roof according to claim 7, wherein The second hook (120) comprises a first fixed section (121) connected to the first support (100), and a second fixed section (122) connected to the first fixed section (121) perpendicularly, the second fixed section (122) is located at the top of the first support (100), and the second fixed section (122) is parallel to the extending direction of the north-south slope roof (300) to connect the inclined beam (500).

9. The support device suitable for a four-slope hip roof according to claim 8, wherein The third connecting section (113) and the first fixed section (121) are located on the same side of the first support (100).

10. A support arrangement suitable for use with a four-sloped roof as claimed in any one of claims 3 to 9, wherein, The reinforcing rod (900) is arranged at an angle with respect to the corresponding north-south slope roof (300).