A flat truss tent with a flexible roof and its drainage system

Abstract

A planar truss tent with a flexible roof and its drainage system belongs to the technical field of tents. It includes a planar grid structure, a multi-top suspended membrane structure and a drainage system. The multi-top suspended membrane structure and the drainage system are both installed on the planar grid structure. The multi-top suspended membrane structure has multiple support points. The design of multiple tops in the present invention can more flexibly cover a large area, create a rich and diverse spatial form, and better adapt to complex site and functional requirements. The combination of multiple tops can form a more layered and three-dimensional shape. In the multi-top suspended membrane structure of the present invention, a plurality of suspended ceilings are used to fix the overall membrane structure to the roof hanging points. At the same time, the membrane edge is fixed to the structural member through a cable or a hard boundary and tightened upward through the suspended ceiling, thereby forming an overall stable structure. In the multi-top suspended membrane structure of the present invention, a large-area membrane surface is fixed to the planar grid structure through multiple suspension points, forming a beautiful and stable structure.

Description

Technical Field

[0001] The present invention belongs to the technical field of marquees, and particularly relates to a planar truss marquee with a flexible roof and its drainage system. Background Art

[0002] With the progress of construction technology and the research and development of new materials, architects and engineers have begun to explore more lightweight and transparent building structure forms. Traditional building structures such as concrete and steel structures face many challenges in some large-space buildings, such as excessive self-weight and limited shaping. The emergence of membrane materials has brought new ideas to building structures.

[0003] Suspended membrane structures have been widely used in large public buildings such as stadiums, exhibition halls, and airport terminals. In terms of stadiums, it can provide a column-free large space, offer a good view for the audience, and add a unique architectural beauty.

[0004] Existing membrane structures are single-top structures, unable to achieve large-span design, and have a low working condition level, unable to meet the large-span requirements. Summary of the Invention

[0005] In order to solve the problem that existing membrane structures cannot meet the large-span requirements, the present invention further provides a planar truss marquee with a flexible roof and its drainage system, adopting a multi-top suspended membrane structure, which has the characteristics of high space utilization rate and good structural stability, and has obvious advantages compared with single-top membrane structures.

[0006] The technical solution adopted by the present invention is as follows:

[0007] A planar truss marquee with a flexible roof and its drainage system includes a planar grid structure, a multi-top suspended membrane structure, and a drainage system. The multi-top suspended membrane structure and the drainage system are both installed on the planar grid structure; the multi-top suspended membrane structure has multiple support points.

[0008] Further, the multi-top suspended membrane structure includes a membrane cloth, a node plate, a steel cable, and a clamping strip; the periphery of the membrane cloth is fixed to the planar grid structure through the clamping strip, and multiple node plates are installed on the membrane cloth, and each node plate is hoisted and fixed to the top of the planar grid structure through a steel cable.

[0009] Further, the multi-top suspended membrane structure includes a membrane cloth and suspension rods; the periphery of the membrane cloth is fixed to the planar grid structure through the clamping strip, and the membrane cloth is supported and installed on the planar grid structure by multiple suspension rods.

[0010] Further, the drainage system includes a water tank, a sub-drain pipe, and a drain pipeline; a plurality of the water tanks are arranged in the middle of the plane grid structure along the length direction of the plane grid structure and at the edge of the plane grid structure, forming a mutually connected water path. A plurality of drain holes are opened on each water tank, and each drain hole is connected to the drain pipeline through a sub-drain pipe.

[0011] Further, the drain pipeline includes a first main drain pipe and a second main drain pipe; the first main drain pipe is arranged along the length direction of the plane grid structure, the first main drain pipe is connected to a plurality of corresponding sub-drain pipes, both ends of the first main drain pipe are inclined downward and communicated with the second main drain pipe, and the second main drain pipe is vertically installed on the plane grid structure.

[0012] Further, the water tanks located in the middle of the plane grid structure are installed on the chord members of the plane grid structure, and the water tanks located at the edge of the plane grid structure are arranged below the edge cross beams of the plane grid structure and are connected to the plane grid structure.

[0013] Further, a water diversion channel is provided between the water tank and the membrane cloth.

[0014] Further, a rain eaves is provided around the upper horizontal structure of the plane grid structure. A card slot is provided on the rain eaves. The end of the membrane cloth is fixed at both ends by passing a card strip through the rain eaves. A rainproof cover plate is provided at the end of the chord member of the plane grid structure. The rainproof cover plate has a notch for the top cloth card strip to pass through. The rainproof cover plate is inclined downward into the card slot of the rain eaves to divert the outer periphery of the membrane cloth and excess rainwater to the outside of the rain eaves. A notch is provided below the rain eaves, and a gutter support is installed on the notch. A gutter is provided on the gutter support. The gutter is continuously arranged around the rain eaves. The gutter is lower than the rain eaves. A drip line is provided on the rain eaves. A water outlet and a water discharge conduit are provided below the gutter.

[0015] Further, a siphonic rainwater bucket and a negative pressure pump are provided on the water tank or the drain pipeline.

[0016] Further, a heating tape or a hot air pipeline is provided at the drain pipeline.

[0017] The present invention has the following beneficial effects compared with the prior art:

[0018] 1. The design of multiple tops in the present invention can more flexibly cover a large area, create a rich and diverse spatial form, and better adapt to complex site and functional requirements. The combination of multiple tops can form a more layered and three-dimensional shape.

[0019] In the multi-top suspended membrane structure of the present invention, a plurality of suspended ceilings are used to fix the overall membrane structure to the roof hanging points. At the same time, the membrane edges are fixed to the structural members through cables or rigid boundaries and tightened upward through the suspended ceilings, thereby forming an overall stable structure.

[0020] The multi - top suspended membrane structure of the present invention fixes a large - area membrane surface on a planar grid structure through multiple suspension points, forming a beautiful and stable structure.

[0021] 2. The present invention has low cost and short construction period: Compared with traditional structures (steel - structure skin - type, concrete - type, glass - type), the prefabricated multi - top membrane structure has low cost and can effectively reduce the construction time.

[0022] 3. The present invention has flexible space division: It can be freely expanded. By reasonably arranging each dome, diverse spaces can be created to meet the division requirements of different functional areas, and the connection and transition between regions are natural and smooth.

[0023] 4. The present invention has a large - span column - free space: It can achieve a large - span coverage, without a large number of support columns, and can provide a vast unobstructed internal space, which is suitable for places with high space requirements such as exhibition halls and stadiums.

[0024] 5. The structure of the present invention has good stability: Multiple domes are interconnected and supported to form an organic whole. When facing natural disasters such as earthquakes and strong winds, they can work better together, disperse and bear external forces, improving the stability and safety of the structure.

[0025] 6. The present invention has strong expandability: The number of suspended tops can be flexibly increased or decreased to increase the ductility of the structure.

[0026] 7. The present invention has a high working - condition load: There are many support points, the stress of the membrane surface is uniform, and it can resist higher snow and wind loads and roof loads. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 is a schematic diagram of the existing single - top membrane structure;

[0028] Figure 2 is the front view of the present invention;

[0029] Figure 3 is a schematic diagram of the multi - top suspended membrane structure of the present invention;

[0030] Figure 4 is a schematic diagram of the planar grid structure of the present invention;

[0031] Figure 5 is a schematic diagram of the drainage path of the present invention;

[0032] Figure 6 is the schematic installation of the water tank of the present invention Figure 1 ;

[0033] Figure 7 is a schematic diagram of the structure of the down - pipe of the present invention;

[0034] Figure 8 This is a schematic diagram of the installation of the water tank of the present invention. Figure 2 ;

[0035] Figure 9 This is a schematic diagram of the installation of the water tank of the present invention. Figure 3 ;

[0036] Figure 10 It is a schematic diagram of the structure when the multi-top suspended membrane structure of the present invention is supported by suspension rods;

[0037] Figure 11 It is a schematic diagram of the gutter and rain eave structure of the present invention;

[0038] Figure 12 It is a schematic diagram of the connection between the membrane cloth of the present invention and the gutter and the rain eaves;

[0039] Figure 13 It is a schematic diagram of the installation of the gutter support of the present invention;

[0040] Among them: 1. Membrane cloth; 2. Plane grid structure; 3. Node plate; 4. Steel cable; 5. Clip; 6. Drainage system; 7. Sewer branch; 8. Sink; 9. Sewer pipe; 10. Sewer main pipe 1; 11. Sewer main pipe 2; 12. Water diversion channel; 13. Gutter; 14. Eaves; 15. Rainproof cover; 16. Eaves connector; 17. Drip line; 18. Sewer pipe; 19. Gutter bracket; 20. Chord. DETAILED DESCRIPTION

[0041] In order to better understand the purpose, structure and function of the present invention, the present invention is further described in detail below in conjunction with the accompanying drawings.

[0042] like Figure 2 , Figure 3 , Figure 4 As shown, the present invention provides a flat roof tent with a flexible roof and a drainage system thereof, comprising a flat grid structure 2, a multi-top suspended membrane structure and a drainage system 6, wherein the multi-top suspended membrane structure and the drainage system 6 are both installed on the flat grid structure 2; the multi-top suspended membrane structure has multiple supporting points.

[0043] like Figure 2 , Figure 3 As shown, the multi-top suspension membrane structure includes a membrane cloth 1, a node plate 3, a steel cable 4 and a clamping strip 5; the membrane cloth 1 is fixed to the plane grid structure 2 by the clamping strip 5 on all sides, and a plurality of node plates 3 are installed on the membrane cloth 1, and each node plate 3 is suspended and fixed to the top of the plane grid structure 2 by the steel cable 4, so that the membrane cloth 1 has multiple suspension points. By raising the height of the node plate 3, the membrane cloth 1 is tightened and the stress on the membrane surface is balanced, thereby forming a stable and beautiful multi-top membrane structure.

[0044] In addition to the suspended membrane structure, the flexible roof can also be made into a suspended rod spire flexible roof as shown in Figure 10 ,

[0045] The multi-top suspended membrane structure includes a membrane cloth 1 and suspended rods; the periphery of the membrane cloth 1 is fixed to the plane grid structure 2 through clamping strips 5, and the membrane cloth 1 is supported by multiple suspended rods and installed on the plane grid structure 2.

[0046] The suspended rods are supported by steel cables, and there are also arch support type, pillow inflation type, integral inflation type, etc.

[0047] As Figures 4 to 9 shown, the drainage system 6 includes a gutter 13, a water trough 8, a sub-drain pipe 7 and a drain pipeline 9; multiple water troughs 8 are arranged along the length direction of the plane grid structure 2 in the middle of the plane grid structure 2, and a plurality of drain holes are opened on each water trough 8, and each drain hole is connected to the drain pipeline 9 through a sub-drain pipe 7, and the gutter 13 is installed around the plane grid structure 2.

[0048] As Figure 6 , Figure 8 shown, the water trough 8 located in the middle of the plane grid structure 2 is installed at the bottom of the chord member 20 of the plane grid structure 2.

[0049] The drainage path is as Figure 5 shown, where there is no water trough 8 at position ①, and the membrane cloth 1 is not disconnected either. As Figure 3 shown, the water can only flow to both sides. After flowing to the water trough 8, that is, position ② in the figure. The structure of ② is shown in Figure 6 , and then it flows to the sub-drain pipe 7 and the drain pipeline 9 of the water trough 8. The elevation of the drain pipeline 9 is shown in Figure 7 . The edge positions ③ and ④ in the figure are both provided with water troughs 8. The detail of position ③ is shown in Figure 8 , and the detail of position ④ is shown in Figure 9 .

[0050] As Figure 7 shown, the drain pipeline 9 includes a first main drain pipe 10 and a second main drain pipe 11; the first main drain pipe 10 is arranged along the length direction of the plane grid structure 2, the first main drain pipe 10 is connected to a plurality of corresponding sub-drain pipes 7, and both ends of the first main drain pipe 10 are inclined downward and communicated with the second main drain pipe 11, and the second main drain pipe 11 is vertically installed on the plane grid structure 2.

[0051] As Figure 6 , Figure 8 , Figure 9 shown, a water diversion channel 12 is provided between the water trough 8 and the membrane cloth 1.

[0052] As Figure 11 , Figure 12 , Figure 13As shown in the figure, a rain eaves 14 is provided around the upper horizontal structure of the planar grid structure 2. The rain eaves 14 is connected to the chord 20 through a rain eaves connector 16. A strip groove is provided on the rain eaves 14. The end of the membrane cloth 1 passes through the rain eaves 14 through a strip 5, thereby fixing the two ends of the membrane cloth 1. A rainproof cover plate 15 is provided at the end of the chord 20 of the planar grid structure 2. The rainproof cover plate 15 has a notch for the strip 5 of the membrane cloth 1 to pass through. The rainproof cover plate 15 slopes downward into the strip groove of the rain eaves 14, guiding the outer periphery of the membrane cloth 1 and the excess rainwater to the outside of the rain eaves 14. A notch is provided below the rain eaves 14, and a gutter bracket 19 is installed on the notch. A gutter 13 is provided on the gutter bracket 19. The gutter 13 is continuously provided around the rain eaves 14. The gutter 13 is lower than the rain eaves 14. A drip line 17 is provided on the rain eaves 14 to prevent rainwater from flowing back to the outside of the gutter. A water outlet and a water discharge conduit 18 are provided below the gutter, which is similar to the internal drainage system. Except for being externally placed outdoors, the water discharge conduit 18 can also be hidden inside the profile.

[0053] The material of the membrane cloth 1 is PVC, PVDF, PVF or ETFE.

[0054] Active drainage measures can be added, such as installing a siphonic rainwater bucket and a negative pressure pump on the water tank 8 or the water discharge pipeline 9, etc., to start accelerating drainage when the detected accumulated water exceeds a certain depth.

[0055] Add ice melting treatment measures for the water discharge port and the water discharge pipe, such as installing a heat tracing band or a hot air pipeline at the water discharge pipeline 9.

[0056] It can be understood that the present invention is described through some embodiments. Those skilled in the art know that without departing from the spirit and scope of the present invention, various changes or equivalent replacements can be made to these features and embodiments. In addition, under the teaching of the present invention, these features and embodiments can be modified to adapt to specific situations and materials without departing from the spirit and scope of the present invention. Therefore, the present invention is not limited by the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of this application belong to the scope protected by the present invention.

Claims

1. A flat roof tent with a flexible roof and a drainage system, characterized in that: It comprises a plane grid structure (2), a multi-top suspended membrane structure and a drainage system (6), wherein the multi-top suspended membrane structure and the drainage system (6) are both installed on the plane grid structure (2); the multi-top suspended membrane structure has a plurality of support points. The multi-top suspended membrane structure comprises a membrane cloth (1), a node plate (3), a steel cable (4), a clamping strip (5) and a suspension rod; the membrane cloth (1) is fixed to the plane grid structure (2) via the clamping strips (5) on all sides; a plurality of node plates (3) are installed on the membrane cloth (1); each node plate (3) is suspended and fixed to the top of the plane grid structure (2) via the steel cable (4); a rain eave (14) is arranged around the upper horizontal structure of the plane grid structure (2); the rain eave (14) is provided with a clamping strip groove; the end of the membrane cloth (1) is inserted into the rain eave (14) via the clamping strip (5), thereby fixing the membrane cloth (1) at both ends; the chord rod (2) of the plane grid structure (2) 0) is provided at the end thereof with a rainproof cover plate (15), the rainproof cover plate (15) having a notch through which the top cloth clip strip (5) can pass, the rainproof cover plate (15) is tilted downward to the inside of the clip strip groove of the rain eaves (14), and the outer periphery of the membrane cloth (1) and excess rainwater are diverted to the outside of the rain eaves (14), a notch is provided below the rain eaves (14), a gutter bracket (19) is installed on the notch, a gutter (13) is provided on the gutter bracket (19), the gutter (13) is continuously provided along the rain eaves (14), the gutter (13) is lower than the rain eaves (14), a drip line (17) is provided on the rain eaves (14), a drain port and a drain conduit (18) are provided below the gutter (13), The membrane cloth (1) is supported by a plurality of suspension rods and installed on a planar grid structure (2).

2. A flat roof tent with a flexible roof and a drainage system according to claim 1, characterized in that: The drainage system (6) comprises a gutter (13), a water trough (8), a drainage manifold (7) and a drainage pipeline (9); a plurality of the water troughs (8) are arranged in the middle of the planar grid structure (2) along the length direction of the planar grid structure (2); a plurality of drainage holes are provided on each of the water troughs (8); each drainage hole is connected to the drainage pipeline (9) through the drainage manifold (7); and the gutter (13) is installed around the planar grid structure (2).

3. A flat roof tent with a flexible roof and a drainage system according to claim 2, characterized in that: The sewer pipe (9) comprises a sewer main pipe 1 (10) and a sewer main pipe 2 (11); the sewer main pipe 1 (10) is arranged along the length direction of the planar grid structure (2); the sewer main pipe 1 (10) is connected to a plurality of corresponding sewer branches (7); both ends of the sewer main pipe 1 (10) are arranged to be inclined downward and communicate with the sewer main pipe 2 (11); the sewer main pipe 2 (11) is vertically mounted on the planar grid structure (2).

4. A flat roof tent with a flexible roof and a drainage system according to claim 2, characterized in that: The water tank (8) located in the middle of the planar grid structure (2) is installed at the bottom of the chord (20) of the planar grid structure (2).

5. A flat roof tent with a flexible roof and a drainage system according to claim 4, characterized in that: A water guide channel (12) is provided between the water tank (8) and the membrane cloth (1).

6. The flat roof tent with a flexible roof and a drainage system according to claim 2, characterized in that: The water tank (8) or the sewer pipe (9) is provided with a siphon rainwater bucket and a negative pressure pump.

7. The flat roof tent with a flexible roof and a drainage system according to claim 2, characterized in that: A heating belt or a hot air duct is provided at the sewer pipe (9).

Images