Light steel cylinder rain-proof and sun-proof device

Abstract

The utility model discloses a light steel cylinder rainproof and sunscreen device, and belongs to the technical field of building construction equipment. The light steel cylinder rain-proof and sun-proof device comprises a core framework, a light bottom framework arranged at the bottom of the core framework, a light top framework arranged at the top of the core framework and rain-proof and sun-proof cloth laid on the light top framework. The core framework and the light bottom framework are installed on the top of the steel cylinder. After being hoisted to the top of a to-be-operated steel cylinder through a small truck crane, the steel cylinder can be effectively shielded from rainwater and sunlight, so that the construction of a cylinder type steel structure can be continuously carried out in rainy days, and the technical problem that the working efficiency is reduced due to the fact that the working point position is directly exposed to the sun can be solved; and meanwhile, the technical problems that ventilation and air exchange are difficult and drainage is difficult in rainy days after traditional sun-shading equipment covers and shades the sun can be effectively solved.

Description

Technical Field

[0001] The utility model belongs to the technical field of building construction equipment, and particularly relates to a light steel cylinder rain and sun protection device. Background Art

[0002] With the development of society, cylindrical steel structures are becoming increasingly common and are widely used in technical fields such as bridges and wind power. In areas with high temperatures and heavy rain in the summer, high temperatures, strong sunlight, and rainy days can seriously affect the construction progress of cylindrical steel structures. How to quickly implement the vertical assembly and installation of cylindrical steel structures, reduce the impact of rainy days, and provide sun protection has always been a difficult problem faced by the construction of such structures. Utility Model Content

[0003] The technical problem to be solved by the utility model is to provide a light steel cylinder rain and sun protection device to at least solve some of the above technical problems.

[0004] In order to achieve the above purpose, the technical solution adopted by the present utility model is as follows:

[0005] A lightweight steel cylinder rain and sun protection device comprises a core frame, a lightweight bottom frame arranged at the bottom of the core frame, a lightweight top frame arranged at the top of the core frame, and a rain and sunshade cloth paved on the lightweight top frame; the core frame and the lightweight bottom frame are respectively installed on the top of the steel cylinder.

[0006] Furthermore, a connecting mechanism is provided between the lightweight bottom frame and the lightweight top frame.

[0007] Furthermore, the connection mechanism includes a plurality of connection members uniformly distributed circumferentially between the lightweight bottom frame and the lightweight top frame.

[0008] Furthermore, the connecting member includes an H-shaped steel A provided on the lightweight top frame, an H-shaped steel B provided on the lightweight bottom frame, and an H-shaped steel C welded between the H-shaped steel A and the H-shaped steel B.

[0009] Furthermore, an extension frame is provided between the lightweight bottom frame and the lightweight top frame.

[0010] Furthermore, the extension frame includes a plurality of extension pieces uniformly distributed circumferentially between the end of the lightweight bottom frame and the end of the lightweight top frame.

[0011] Furthermore, the extension member includes a telescopic frame installed at the end of the lightweight top frame, and a connecting square steel pipe connected between the end of the lightweight bottom frame and the telescopic frame.

[0012] Furthermore, an inclination angle of 10°-25° is formed between the top surfaces of the lightweight top frame and the extension frame and the horizontal plane, and the bottom of the core frame is horizontal with the bottom of the lightweight bottom frame.

[0013] Furthermore, a waterproof axial flow fan is installed in the core frame. The core frame is welded with H-shaped steel, and the lightweight bottom frame and the lightweight top frame are both made of square steel pipes.

[0014] A method for manufacturing a lightweight steel cylinder rain and sun protection device comprises the following steps:

[0015] Step 1: Process and install the core skeleton;

[0016] Step 2: Process and install the lightweight bottom frame and lightweight top frame on the core frame;

[0017] Step 3: Process and install the extension frame between the lightweight bottom frame and the lightweight top frame;

[0018] Step 4: Install the axial fan in the core frame.

[0019] Step 5: Lay rainproof sunshade cloth on the core frame, lightweight top frame and extension frame;

[0020] Step 6: Use a small truck crane to hoist the above-mentioned rain and sun protection device to the top plate of the steel cylinder through the core frame, and then connect the axial flow fan and turn it on.

[0021] Compared with the prior art, the present invention has the following beneficial effects:

[0022] The utility model has a simple structure, a scientific and reasonable design, and is easy to use. After being hoisted to the top of the steel cylinder to be operated by a small car crane, the steel cylinder can be effectively shielded from rain and sunlight, so that the construction of the cylindrical steel structure can continue on rainy days, and it can also solve the technical problem of reducing work efficiency due to direct sunlight on the work point. At the same time, it can also effectively solve the technical problems of difficulty in ventilation and drainage after traditional sunshade equipment is covered with sunshade.

[0023] The utility model relates to a lightweight steel cylinder rain and sun protection device with strong pertinence, which can effectively solve the technical problem that the cylindrical steel structure cannot be constructed on rainy days or when the sunlight is strong in summer. The utility model has a simple structure, is easy to process, and has low cost. It can be repeatedly used, is less affected by the environment during use, has a fast installation speed, and has a good use effect. The utility model has good applicability and can be extended to use on rain and sun protection facilities of many cylindrical structures. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 This is a schematic diagram of the core skeleton of the utility model.

[0025] Figure 2 This is a schematic diagram of the lightweight frame (including a lightweight bottom frame and a lightweight top frame) of the present invention.

[0026] Figure 3 This is a schematic diagram of the telescopic skeleton of the utility model.

[0027] Figure 4 This is a schematic diagram of the utility model distributing square tubes (connecting square steel tubes).

[0028] Figure 5 It is a schematic diagram of the accessories of the present utility model.

[0029] Figure 6 This is a schematic diagram of processing and installing the peripheral light frame of the utility model.

[0030] Figure 7 This is a schematic diagram of installing the telescopic frame of the utility model.

[0031] Figure 8 This is a schematic diagram of adjusting the telescopic frame to the required length and fixing it through loose square tubes (connecting square steel tubes) and accessories.

[0032] Figure 9 This is a schematic diagram of the utility model installing a rainproof sunshade cloth and a central waterproof axial flow fan.

[0033] Figure 10 This is a top view of the utility model with rainproof sunshade cloth and central waterproof axial flow fan installed.

[0034] Figure 11 This is a schematic diagram of the completed installation of the lightweight steel cylinder rain and sun protection device of the utility model.

[0035] Figure 12 This is a schematic diagram of the utility model using a small truck crane to hoist the device to the top plate of the cylinder.

[0036] The names corresponding to the reference numerals are:

[0037] 1-core frame, 2-lightweight bottom frame, 3-lightweight top frame, 4-rainproof sunshade cloth, 5-steel cylinder, 6-H-section steel A, 7-H-section steel B, 8-H-section steel C, 9-extension frame, 10-extension piece, 11-connecting piece, 12-telescopic frame, 13-connecting square steel pipe, 14-axial flow fan, 15-lightweight steel cylinder rain and sun protection device. DETAILED DESCRIPTION

[0038] To make the purpose, technical solutions, and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings. It is apparent that the embodiments described herein are merely a portion of the embodiments of the present invention, and not all of them. All other embodiments derived by persons of ordinary skill in the art based on the embodiments of the present invention without inventive effort are also within the scope of protection of the present invention.

[0039] Example 1.

[0040] like Figures 1-12As shown, the utility model provides a lightweight steel tube rain and sun protection device, including a core frame 1, a lightweight bottom frame 2 arranged at the bottom of the core frame 1, a lightweight top frame 3 arranged at the top of the core frame 1, and a rain and sun protection cloth 4 paved on the lightweight top frame 3; the core frame 1 and the lightweight bottom frame 2 are respectively installed on the top of the steel tube 5.

[0041] The utility model has a simple structure, a scientific and reasonable design, and is easy to use. After being hoisted to the top of the steel cylinder to be operated by a small car crane, the steel cylinder can be effectively shielded from rain and sunlight, so that the construction of the cylindrical steel structure can continue on rainy days, and it can also solve the technical problem of reducing work efficiency due to direct sunlight on the work point. At the same time, it can also effectively solve the technical problems of difficulty in ventilation and drainage after traditional sunshade equipment is covered with sunshade.

[0042] Example 2.

[0043] like Figures 1-12 As shown, the utility model provides a lightweight steel tube rain and sun protection device, including a core frame 1, a lightweight bottom frame 2 arranged at the bottom of the core frame 1, a lightweight top frame 3 arranged at the top of the core frame 1, and a rain and sun protection cloth 4 paved on the lightweight top frame 3; the core frame 1 and the lightweight bottom frame 2 are respectively installed on the top of the steel tube 5.

[0044] A connecting mechanism is provided between the lightweight bottom frame 2 and the lightweight top frame 3 .

[0045] Based on Example 1, this Example 2 provides a more preferred connection structure between the lightweight bottom frame 2 and the lightweight top frame 3. Specifically, a connection mechanism is provided between the lightweight bottom frame 2 and the lightweight top frame 3. By providing the connection mechanism, the lightweight bottom frame 2 and the lightweight top frame 3 can be connected to form a whole, making the structure of the two more stable and safe.

[0046] Example 3.

[0047] like Figures 1-12 As shown, the utility model provides a lightweight steel tube rain and sun protection device, including a core frame 1, a lightweight bottom frame 2 arranged at the bottom of the core frame 1, a lightweight top frame 3 arranged at the top of the core frame 1, and a rain and sun protection cloth 4 paved on the lightweight top frame 3; the core frame 1 and the lightweight bottom frame 2 are respectively installed on the top of the steel tube 5.

[0048] A connecting mechanism is provided between the lightweight bottom frame 2 and the lightweight top frame 3 .

[0049] The connection mechanism includes a plurality of connection members 11 uniformly distributed circumferentially between the lightweight bottom frame 2 and the lightweight top frame 3 .

[0050] Based on Example 2, this Example 3 provides a more preferred structure for the connection mechanism, specifically: the connection mechanism includes a plurality of connectors 11 evenly distributed circumferentially between the lightweight bottom frame 2 and the lightweight top frame 3. Through the arrangement of these numerous connectors 11, the lightweight bottom frame 2 and the lightweight top frame 3 can be connected to form a whole, making the structure of the two more stable and secure.

[0051] Example 4.

[0052] like Figures 1-12 As shown, the utility model provides a lightweight steel tube rain and sun protection device, including a core frame 1, a lightweight bottom frame 2 arranged at the bottom of the core frame 1, a lightweight top frame 3 arranged at the top of the core frame 1, and a rain and sun protection cloth 4 paved on the lightweight top frame 3; the core frame 1 and the lightweight bottom frame 2 are respectively installed on the top of the steel tube 5.

[0053] A connecting mechanism is provided between the lightweight bottom frame 2 and the lightweight top frame 3 .

[0054] The connection mechanism includes a plurality of connection members 11 uniformly distributed circumferentially between the lightweight bottom frame 2 and the lightweight top frame 3 .

[0055] The connecting member 11 includes an H-shaped steel A6 provided on the lightweight top frame 3, an H-shaped steel B7 provided on the lightweight bottom frame 2, and an H-shaped steel C8 welded between the H-shaped steel A6 and the H-shaped steel B7.

[0056] Based on Example 3, this fourth embodiment provides a more preferred structure for connector 11. Specifically, connector 11 comprises H-beam A6 mounted on lightweight top frame 3, H-beam B7 mounted on lightweight bottom frame 2, and H-beam C8 welded between H-beam A6 and H-beam B7. The use of H-beam to weld the lightweight bottom frame 2 and lightweight top frame 3 provides a stable, strong, and secure structure. The overall structure is simple, easy to manufacture, and the materials are readily available.

[0057] Example 5.

[0058] like Figures 1-12 As shown, the utility model provides a lightweight steel tube rain and sun protection device, including a core frame 1, a lightweight bottom frame 2 arranged at the bottom of the core frame 1, a lightweight top frame 3 arranged at the top of the core frame 1, and a rain and sun protection cloth 4 paved on the lightweight top frame 3; the core frame 1 and the lightweight bottom frame 2 are respectively installed on the top of the steel tube 5.

[0059] An extension frame 9 is provided between the lightweight bottom frame 2 and the lightweight top frame 3 .

[0060] Based on Example 1, this Example 5 provides a more preferred connection structure between the lightweight bottom frame 2 and the lightweight top frame 3. Specifically, an extension frame 9 is provided between the lightweight bottom frame 2 and the lightweight top frame 3. The provision of the extension frame 9 can effectively extend the outer extension of the lightweight top frame 3, thereby making the lightweight steel cylinder rain and sun protection device of the present invention suitable for steel cylinders of larger sizes. It also makes the connection between the lightweight bottom frame 2 and the lightweight top frame 3 more stable and secure.

[0061] Example 6.

[0062] like Figures 1-12 As shown, the utility model provides a lightweight steel tube rain and sun protection device, including a core frame 1, a lightweight bottom frame 2 arranged at the bottom of the core frame 1, a lightweight top frame 3 arranged at the top of the core frame 1, and a rain and sun protection cloth 4 paved on the lightweight top frame 3; the core frame 1 and the lightweight bottom frame 2 are respectively installed on the top of the steel tube 5.

[0063] An extension frame 9 is provided between the lightweight bottom frame 2 and the lightweight top frame 3 .

[0064] The extension frame 9 includes a plurality of extension pieces 10 uniformly distributed circumferentially between the end of the lightweight bottom frame 2 and the end of the lightweight top frame 3 .

[0065] Based on Example 5, this Example 6 provides a more preferred structure for the extension frame 9. Specifically, the extension frame 9 includes a plurality of extension members 10 evenly distributed circumferentially between the ends of the lightweight bottom frame 2 and the ends of the lightweight top frame 3. The provision of these extension members 10 effectively extends the outer extension of the lightweight top frame 3, thereby making the lightweight steel cylinder rain and sun protection device of the present invention suitable for steel cylinders of larger sizes. Furthermore, it also makes the connection between the lightweight bottom frame 2 and the lightweight top frame 3 more stable and secure.

[0066] Example 7.

[0067] like Figures 1-12 As shown, the utility model provides a lightweight steel tube rain and sun protection device, including a core frame 1, a lightweight bottom frame 2 arranged at the bottom of the core frame 1, a lightweight top frame 3 arranged at the top of the core frame 1, and a rain and sun protection cloth 4 paved on the lightweight top frame 3; the core frame 1 and the lightweight bottom frame 2 are respectively installed on the top of the steel tube 5.

[0068] An extension frame 9 is provided between the lightweight bottom frame 2 and the lightweight top frame 3 .

[0069] The extension frame 9 includes a plurality of extension pieces 10 uniformly distributed circumferentially between the end of the lightweight bottom frame 2 and the end of the lightweight top frame 3 .

[0070] The extension member 10 includes a telescopic frame 12 installed at the end of the lightweight top frame 3 and a connecting square steel pipe 13 connected between the end of the lightweight bottom frame 2 and the telescopic frame 12 .

[0071] Based on Example 6, this Example 7 provides a more preferred structure of the extension member 10, specifically: the extension member 10 includes a telescopic frame 12 installed at the end of the lightweight top frame 3, and a connecting square steel pipe 13 connected between the end of the lightweight bottom frame 2 and the telescopic frame 12. The telescopic frame 12 can effectively adjust the extension length of the lightweight top frame 3 and can be effectively applied to steel cylinders of different sizes. The telescopic frame 12 has a simple structure. The telescopic frame 12 can be formed by inserting a small-sized square steel pipe into a large-sized square steel pipe. After the length is adjusted appropriately, it is fixed by pins. It is easy to manufacture and has strong practicality. The large-sized square steel pipe is fixed to the end of the lightweight top frame 3 by bolts. The two ends of the connecting square steel pipe 13 are fixedly connected to the end of the lightweight bottom frame 2 and the large-sized square steel pipe by bolts, respectively, which can effectively ensure the structural stability and safety between the lightweight bottom frame 2 and the telescopic frame 12.

[0072] Example 8.

[0073] like Figures 1-12 As shown, the utility model provides a lightweight steel tube rain and sun protection device, including a core frame 1, a lightweight bottom frame 2 arranged at the bottom of the core frame 1, a lightweight top frame 3 arranged at the top of the core frame 1, and a rain and sun protection cloth 4 paved on the lightweight top frame 3; the core frame 1 and the lightweight bottom frame 2 are respectively installed on the top of the steel tube 5.

[0074] An extension frame 9 is provided between the lightweight bottom frame 2 and the lightweight top frame 3 .

[0075] An inclination angle of 10°-25° is formed between the top surfaces of the lightweight top frame 3 and the extension frame 9 and the horizontal plane, and the bottom of the core frame 1 is level with the bottom of the lightweight bottom frame 2 .

[0076] This eighth embodiment, based on the fifth embodiment, provides a more preferred structure for a lightweight steel tube rain and sun protection device. Specifically, the top surfaces of the lightweight top frame 3 and the extension frame 9 form an inclination angle of 10°-25° with the horizontal plane, and the bottom of the core frame 1 is aligned with the bottom of the lightweight bottom frame 2. The inclination angle formed between the lightweight top frame 3 and the extension frame 9 and the horizontal plane facilitates the drainage of rainwater from the rain and sunshade cloth 4 laid thereon, effectively preventing the rainwater from accumulating on the rain and sunshade cloth 4 and causing it to dent or even collapse.

[0077] Example 9.

[0078] like Figures 1-12As shown, the utility model provides a lightweight steel tube rain and sun protection device, including a core frame 1, a lightweight bottom frame 2 arranged at the bottom of the core frame 1, a lightweight top frame 3 arranged at the top of the core frame 1, and a rain and sun protection cloth 4 paved on the lightweight top frame 3; the core frame 1 and the lightweight bottom frame 2 are respectively installed on the top of the steel tube 5.

[0079] A waterproof axial flow fan 14 is installed in the core frame 1. The core frame 1 is made of H-shaped steel welded together, and the lightweight bottom frame 2 and the lightweight top frame 3 are both made of square steel pipes.

[0080] This ninth embodiment, based on the first embodiment, provides a more preferred structure for a lightweight steel cylinder rain and sun protection device. Specifically, a waterproof axial flow fan 14 is installed within the core frame 1. The core frame 1 is welded from H-shaped steel, and the lightweight bottom frame 2 and lightweight top frame 3 are both made from square steel tubes. The installation of the axial flow fan 14 effectively ventilates the interior of the steel cylinder, ensuring comfort and safety for workers working inside.

[0081] Core frame 1 is welded from H-shaped steel, which is lightweight and structurally strong. It serves as the load-bearing system for the entire device, effectively resisting lifting and wind loads during use. Core frame 1 is a polygonal frame structure, custom-sized to the size of the lightweight steel tube rain and sunscreen device.

[0082] The lightweight bottom frame 2 and the lightweight top frame 3 are both made of square steel tubes, which are light in weight, stable in structure, and can be extended in length and width.

[0083] Example 10.

[0084] like Figures 1-12 As shown, the present invention provides a method for manufacturing a lightweight steel cylinder rain and sun protection device, comprising the following steps:

[0085] Step 1: Process and install the core skeleton;

[0086] Step 2: Process and install the lightweight bottom frame and lightweight top frame on the core frame;

[0087] Step 3: Process and install the extension frame between the lightweight bottom frame and the lightweight top frame;

[0088] Step 4: Install the axial fan in the core frame.

[0089] Step 5: Lay rainproof sunshade cloth on the core frame, lightweight top frame and extension frame;

[0090] Step 6: Use a small truck crane to hoist the above-mentioned rain and sun protection device to the top plate of the steel cylinder through the core frame, and then connect the axial flow fan and turn it on.

[0091] The above method has a simple process and is easy to operate. The light steel cylinder rain and sun protection device produced is highly targeted and can effectively solve the technical problem that the cylindrical steel structure cannot be constructed on rainy days or when the sunlight is strong in summer. It has a simple structure, is easy to process, and has low cost. It can be repeatedly used and is less affected by the environment during use. It has a fast installation speed and good use effect. It has good applicability and can be extended to use on rain and sun protection facilities of many cylindrical structures.

[0092] The utility model of light steel tube rain and sun protection device 15, consists of a core frame, an outer light frame, a telescopic frame, loose square tubes and accessories and rain / sun protection cloth rolls, such as Figure 1-Figure 5 As shown. The core frame is the load-bearing system for the entire installation, capable of withstanding lifting and wind loads during use. The lightweight frame provides support for the rain and sunscreen fabric, while also being sloped to allow for organized internal drainage. It is integrated with the core frame to form a load-bearing framework, with a certain height and a hollow center to provide ventilation. The telescopic frame, diffuser square tubes, and accessories extend the lightweight frame, expanding the rain and sun protection area. This is achieved primarily through square tubes with a larger cross-section of 4mm and spaced pin holes, allowing for extension or contraction as needed. The diffuser square tubes and accessories are then used to secure the structure.

[0093] The utility model lightweight steel cylinder rain and sun protection device 15 comprises the following steps during use:

[0094] Step 1: Process and install the core frame, such as Figure 1 shown.

[0095] Step 2: Process and install the peripheral light frame, such as Figure 6 shown.

[0096] Step 3: Install the telescopic frame and adjust it to the required length, and fix it with loose square tubes and accessories, such as Figure 7 and Figure 8 shown.

[0097] Step 4: Install the sun / rainproof cloth and the central waterproof axial flow fan, such as Figure 9 and Figure 10 shown.

[0098] Step 5: Use a small truck crane to lift the device to the top plate of the cylinder, and connect the axial flow fan to the power supply. Figure 11 and Figure 12 shown.

[0099] The utility model has a simple structure, a scientific and reasonable design, and is easy to use. After being hoisted to the top of the steel cylinder to be operated by a small car crane, the steel cylinder can be effectively shielded from rain and sunlight, so that the construction of the cylindrical steel structure can continue on rainy days, and it can also solve the technical problem of reducing work efficiency due to direct sunlight on the work point. At the same time, it can also effectively solve the technical problems of difficulty in ventilation and drainage after traditional sunshade equipment is covered with sunshade.

[0100] The utility model relates to a lightweight steel cylinder rain and sun protection device with strong pertinence, which can effectively solve the technical problem that the cylindrical steel structure cannot be constructed on rainy days or when the sunlight is strong in summer. The utility model has a simple structure, is easy to process, and has low cost. It can be repeatedly used, is less affected by the environment during use, has a fast installation speed, and has a good use effect. The utility model has good applicability and can be extended to use on rain and sun protection facilities of many cylindrical structures.

[0101] Finally, it should be noted that the above embodiments are merely preferred embodiments of the present invention and are intended to illustrate the technical solutions of the present invention, not to limit the present invention, and certainly not to limit the patent scope of the present invention. Any modifications or improvements that are not of substantial significance to the main design concept and spirit of the present invention, provided that the technical problems they solve are consistent with the present invention, shall be included within the scope of protection of the present invention. Furthermore, any direct or indirect application of the technical solutions of the present invention to other related technical fields shall also be included within the scope of patent protection of the present invention.

Claims

1. A light steel cylinder rain and sun protection device, characterized in that: The invention comprises a core frame (1), a lightweight bottom frame (2) arranged at the bottom of the core frame (1), a lightweight top frame (3) arranged at the top of the core frame (1), and a rainproof and sunshade cloth (4) paved on the lightweight top frame (3); the core frame (1) and the lightweight bottom frame (2) are respectively installed on the top of a steel cylinder (5).

2. A light steel cylinder rain and sun protection device according to claim 1, characterized in that: A connecting mechanism is provided between the lightweight bottom frame (2) and the lightweight top frame (3).

3. A light steel tube rain and sun protection device according to claim 2, characterized in that: The connection mechanism comprises a plurality of connection members (11) uniformly distributed circumferentially between the lightweight bottom frame (2) and the lightweight top frame (3).

4. A light steel tube rain and sun protection device according to claim 3, characterized in that: The connecting member (11) comprises an H-shaped steel A (6) provided on a lightweight top frame (3), an H-shaped steel B (7) provided on a lightweight bottom frame (2), and an H-shaped steel C (8) welded between the H-shaped steel A (6) and the H-shaped steel B (7).

5. A light steel tube rain and sun protection device according to claim 1, characterized in that: An extension frame (9) is provided between the lightweight bottom frame (2) and the lightweight top frame (3).

6. A light steel tube rain and sun protection device according to claim 5, characterized in that: The extension frame (9) comprises a plurality of extension pieces (10) uniformly distributed circumferentially between the end of the lightweight bottom frame (2) and the end of the lightweight top frame (3).

7. A light steel tube rain and sun protection device according to claim 6, characterized in that: The extension member (10) comprises a telescopic frame (12) installed at the end of the lightweight top frame (3), and a connecting square steel pipe (13) connected between the end of the lightweight bottom frame (2) and the telescopic frame (12).

8. The light steel tube rain and sun protection device according to claim 5, characterized in that: An inclination angle of 10°-25° is formed between the top surfaces of the lightweight top frame (3) and the extension frame (9) and the horizontal plane, and the bottom of the core frame (1) is level with the bottom of the lightweight bottom frame (2).

9. The light steel tube rain and sun protection device according to claim 1, characterized in that: A waterproof axial flow fan (14) is installed in the core frame (1). The core frame (1) is welded with H-shaped steel, and the lightweight bottom frame (2) and the lightweight top frame (3) are both made of square steel pipes.

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