Energy-saving double-layer assembly type steel structure sentry box

Abstract

An energy-saving double-layer assembly type steel structure sentry box comprises a lower-layer steel module, an upper-layer steel module and an observation corridor. The upper-layer steel module is detachably connected with the lower-layer steel module; the observation corridor is arranged at the bottom of the upper-layer steel module in the circumferential direction in a full-length mode. A first steel guardrail is arranged on the outer edge of the observation corridor; a stair leading to the ground is arranged on one side of the observation corridor; second steel guardrails are arranged on the two sides of the stairs correspondingly. The top surface of the upper-layer steel module is a single-slope inclined surface, and a solar photovoltaic panel structure is mounted at the top of the upper-layer steel module; the solar photovoltaic panel structure comprises a support, a lower layer photovoltaic panel and an upper layer photovoltaic panel. The lower-layer photovoltaic panel is fixedly mounted on the bracket; the upper layer photovoltaic panel is arranged above the lower layer photovoltaic panel, and the upper layer photovoltaic panel can move along the support. The technical problems that a traditional steel structure sentry box is poor in on-site construction quality, high in manufacturing cost, long in construction period, usually depends on traditional energy, is high in energy consumption and is not beneficial to energy conservation and environmental protection are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of prefabricated buildings, in particular to an energy-saving double-layer prefabricated steel guard booth. Background Art

[0002] With the continuous development of the economy and the rapid progress of infrastructure construction, steel guard booths have been widely used in various scenarios due to their advantages in production technology, processing accuracy, installation efficiency, etc.; the structures of traditional guard booths are mostly single-layer designs, mainly composed of concrete or single-layer steel structures. However, with the acceleration of the urbanization process and the improvement of safety requirements, higher requirements are put forward for the design of guard booths, and structures with higher strength and durability are needed. Most of the existing double-layer structures adopt traditional construction methods, such as reinforced concrete structures or steel structures formed by on-site cutting, assembling, and welding. Gradually, various problems have emerged, such as uneven supporting facilities at the construction site, uneven technical levels of workers, and greater influence of factors such as weather, temperature, humidity, and wind force on welding quality. In addition, these structural forms also have problems such as high manufacturing costs and long construction periods. Content of the Utility Model

[0003] The purpose of the utility model is to provide an energy-saving double-layer prefabricated steel guard booth, which aims to solve the technical problems of poor on-site construction quality, high manufacturing cost, long construction period, and usually relying on traditional energy sources with relatively high energy consumption and being unfavorable for energy conservation and environmental protection of traditional steel guard booths.

[0004] To achieve the above purpose, the utility model adopts the following technical solutions.

[0005] An energy-saving double-layer prefabricated steel guard booth includes a lower steel module, an upper steel module, and an observation corridor; the upper steel module is detachably connected to the lower steel module, and doors and windows are arranged on both the upper steel module and the lower steel module; the observation corridor is arranged along the circumferential direction and extends throughout the bottom of the upper steel module, and the observation corridor is connected to the upper steel module; a first steel guardrail is arranged at the outer edge of the observation corridor; a staircase leading to the ground is arranged on one side of the observation corridor; second steel guardrails are respectively arranged on both sides of the staircase, and the upper ends of the second steel guardrails are correspondingly connected to the first steel guardrail; the top surface of the upper steel module is a single-slope inclined plane, and a solar photovoltaic panel structure is installed on the top of the upper steel module; the solar photovoltaic panel structure includes a bracket, a lower photovoltaic panel, and an upper photovoltaic panel; the bracket is installed on the top of the upper steel module; the lower photovoltaic panel is fixedly installed on the bracket; the upper photovoltaic panel is arranged above the lower photovoltaic panel, and the upper photovoltaic panel is movable along the bracket.

[0006] Preferably, a water-dispersing layer is provided at the bottom of the lower steel module; a concrete foundation is provided in the soil at the bottom of the water-dispersing layer; the concrete foundation is strip-shaped and is arranged corresponding to the peripheral sides of the lower steel module.

[0007] Preferably, the lower steel module includes a lower steel frame and lower thermal insulation wall panels; the lower steel frame includes lower columns, a lower bottom beam, and a lower top beam; there is a group of lower columns, which are arranged at rectangular intervals; there are four lower bottom beams, which correspondingly connect the lower ends of a group of lower columns; a lower bottom brace is arranged in the grid formed by the four lower bottom beams; there are four lower top beams, which correspondingly connect the upper ends of a group of lower columns, and a lower top brace is arranged in the grid formed by the four lower bottom beams; first vertical channels are spacedly opened on the lower top beam along the long axial direction of the lower top beam; a lower waist beam is arranged between a group of lower columns and near the middle position of the lower columns; the lower thermal insulation wall panels are laid outside the peripheral sides of the lower steel module.

[0008] Preferably, the upper steel module includes an upper steel frame and upper thermal insulation wall panels; the upper steel frame includes upper columns, an upper bottom beam, and an upper top beam; there is a group of upper columns, which are arranged at rectangular intervals; there are four upper bottom beams, which correspondingly connect the lower ends of a group of upper columns; an upper bottom brace is arranged in the grid formed by the four upper bottom beams; there are four upper top beams, which correspondingly connect the upper ends of a group of upper columns, and an upper top brace is arranged in the grid formed by the four upper top beams; second vertical channels are spacedly opened on the upper bottom beam along the long axial direction of the upper bottom beam; the upper bottom beam and the lower top beam are connected by bolts passing through the vertical channels; an upper waist beam is arranged between a group of upper columns and near the middle position of the upper columns; the upper thermal insulation wall panels are laid outside the peripheral sides of the upper steel module; a roofing structure is provided at the top of the upper top beam and the upper top brace.

[0009] Preferably, the observation corridor includes a bottom keel and a platform board; the bottom keel is annular and is arranged outside the four upper bottom beams, and the bottom keel is combined with the upper bottom beam and the upper bottom brace into a whole; the platform board is laid on the bottom keel.

[0010] Preferably, the roofing structure includes a moisture-proof layer, an insulating layer, a waterproof layer, and a roofing layer which are arranged in sequence from bottom to top.

[0011] Preferably, the bracket includes short columns, lower horizontal braces, and upper horizontal braces; there is a group of short columns, which are installed at intervals on the top of the upper steel module; there is a group of lower horizontal braces, which are respectively connected between laterally adjacent short columns and longitudinally adjacent short columns, and the top surfaces of the group of lower horizontal braces are parallel to the top surface of the upper steel module; the two ends of the lower horizontal braces are respectively connected to the short columns near the middle positions; the lower photovoltaic panels are fixedly installed on the group of lower horizontal braces; there is a group of upper horizontal braces, which are respectively connected between the tops of laterally adjacent short columns and longitudinally adjacent short columns, and the top surfaces of the group of upper horizontal braces are parallel to the top surface of the upper steel module; sliding rails are respectively arranged along the inclined direction of the top surface of the upper steel module at the front and rear sides of the upper horizontal braces; partitions are respectively arranged in the middle of each sliding rail; electric telescopic rods are respectively installed on both sides of the partition in the sliding rail; there are two upper photovoltaic panels, which are arranged on the top of the group of upper horizontal braces, and the front and rear sides of each upper photovoltaic panel are respectively inserted into the sliding rails; the side of the upper photovoltaic panel close to the partition is fixedly connected to the electric telescopic rod, and the upper photovoltaic panel slides driven by the electric telescopic rod.

[0012] Compared with the prior art, the present utility model has the following characteristics and beneficial effects.

[0013] 1. The energy-saving double-layer prefabricated steel structure guard booth of the present utility model adopts a modular design, and its component parts can be processed in the factory and assembled on site, providing a relatively efficient, standardized, low-investment, and green environmental protection guard booth structure, and solving a series of problems faced by the existing steel structure guard booths, such as poor construction quality, high manufacturing cost, and long construction period.

[0014] 2. The present utility model sets a solar photovoltaic panel structure on the top of the upper steel module, so that the guard booth has the advantages of energy conservation and environmental protection, low operating cost, and independent operation. At the same time, the solar photovoltaic panel structure of the present application includes upper photovoltaic panels and lower photovoltaic panels. The design of this structure improves the energy output efficiency and utilization rate of the photovoltaic system. When the light is weak or the weather is bad, the double-layer photovoltaic panels can provide more surface area through their design to capture light energy, so as to maintain a relatively high energy output stability. Description of the Drawings

[0015] The following further describes the present utility model in detail with reference to the drawings.

[0016] Figure 1 It is a front structural schematic diagram of the energy-saving double-layer prefabricated steel structure guard booth of the present utility model.

[0017] Figure 2 It is a structural schematic diagram of the lower steel frame in the present utility model.

[0018] Figure 3It is a schematic structural diagram of the upper steel frame in the utility model.

[0019] Figure 4 It is a schematic structural diagram of the connection between the lower steel frame and the upper steel frame in the utility model.

[0020] Figure 5 It is a schematic structural diagram of the solar photovoltaic panel structure in the utility model.

[0021] Figure 6 It is a schematic plan view of the upper photovoltaic panel installed in the slide rail in the utility model.

[0022] Reference numerals: 1 - lower steel module, 1.1 - lower steel frame, 1.1.1 - lower column, 1.1.2 - lower bottom beam, 1.1.3 - lower top beam, 1.1.4 - lower top brace, 1.1.5 - lower waist beam, 1.1.6 - lower bottom brace, 1.2 - lower thermal insulation wall panel, 2 - upper steel module, 2.1 - upper steel frame, 2.1.1 - upper column, 2.1.2 - upper bottom beam, 2.1.3 - upper top beam, 2.1.4 - upper bottom brace, 2.1.5 - upper waist beam, 2.1.6 - upper top brace, 2.1.7 - roof structure, 2.2 - upper thermal insulation wall panel, 3 - observation corridor, 3.1 - bottom keel, 3.2 - platform board, 4 - door, 5 - window, 6 - first steel guardrail, 7 - stairs, 8 - second steel guardrail, 9 - bracket, 9.1 - short column, 9.2 - lower horizontal brace, 9.3 - upper horizontal brace, 10 - lower photovoltaic panel, 11 - upper photovoltaic panel, 12 - apron, 13 - concrete foundation, 14 - first vertical duct, 15 - second vertical duct, 16 - bolt, 17 - slide rail, 18 - partition board, 19 - electric telescopic rod. Detailed implementation manners

[0023] As Figure 1-6As shown in the figure, this energy-saving double-layer prefabricated steel structure sentry box includes a lower steel module 1, an upper steel module 2 and an observation corridor 3. The upper layer is an observation or working area, and the lower layer is a storage or equipment placement area. The upper steel module 2 is detachably connected to the lower steel module 1, and doors 4 and windows 5 are provided on both the upper steel module 2 and the lower steel module 1. The observation corridor 3 is arranged circumferentially and longitudinally at the bottom of the upper steel module 2, and the observation corridor 3 is connected to the upper steel module 2. A first steel guardrail 6 is provided at the outer edge of the observation corridor 3. A staircase 7 leading to the ground is provided on one side of the observation corridor 3. Second steel guardrails 8 are respectively provided on both sides of the staircase 7, and the upper ends of the second steel guardrails 8 are correspondingly connected to the first steel guardrail 6. The top surface of the upper steel module 2 is a single-slope inclined plane, and a solar photovoltaic panel structure is installed on the top of the upper steel module 2. The solar photovoltaic panel structure includes a bracket 9, a lower photovoltaic panel 10 and an upper photovoltaic panel 11. The bracket 9 is installed on the top of the upper steel module 2. The lower photovoltaic panel 10 is fixedly installed on the bracket 9. The upper photovoltaic panel 11 is arranged above the lower photovoltaic panel 10, and the upper photovoltaic panel 11 is movable along the bracket 9.

[0024] In this embodiment, a water dispersion 12 is provided at the bottom of the lower steel module 1. A concrete foundation 13 is provided in the soil body at the bottom of the water dispersion 12. The concrete foundation 13 is strip-shaped and is arranged corresponding to the peripheral sides of the lower steel module 1.

[0025] In this embodiment, the lower steel module 1 includes a lower steel frame 1.1 and a lower heat-insulating wall panel 1.2. The lower steel frame 1.1 includes lower columns 1.1.1, a lower bottom beam 1.1.2 and a lower top beam 1.1.3. There is a group of the lower columns 1.1.1, which are arranged at intervals in a rectangle. There are four lower bottom beams 1.1.2, which correspondingly connect the lower ends of a group of lower columns 1.1.1. A lower bottom brace 1.1.6 is provided in the frame formed by the four lower bottom beams 1.1.2. There are four lower top beams 1.1.3, which correspondingly connect the upper ends of a group of lower columns 1.1.1. A lower top brace 1.1.4 is provided in the frame formed by the four lower bottom beams 1.1.2. First vertical channels 14 are spaced at intervals along the long axial direction of the lower top beam 1.1.3 on the lower top beam 1.1.3. A lower waist beam 1.1.5 is provided between a group of lower columns 1.1.1 and near the middle position of the lower columns 1.1.1. The lower heat-insulating wall panel 1.2 is laid outside the peripheral sides of the lower steel module 1.

[0026] In this embodiment, the upper steel module 2 includes an upper steel frame 2.1 and upper thermal insulation wall panels 2.2; the upper steel frame 2.1 includes upper columns 2.1.1, an upper bottom beam 2.1.2, and an upper top beam 2.1.3; there is a group of the upper columns 2.1.1, which are arranged at rectangular intervals; there are four upper bottom beams 2.1.2, which correspondingly connect the lower ends of a group of upper columns 2.1.1; an upper bottom brace 2.1.4 is arranged in the grid formed by the four upper bottom beams 2.1.2; there are four upper top beams 2.1.3, which correspondingly connect the upper ends of a group of upper columns 2.1.1, and an upper top brace 2.1.6 is arranged in the grid formed by the four upper top beams 2.1.3; second vertical channels 15 are spaced at intervals along the long axial direction of the upper bottom beam 2.1.2 on the upper bottom beam 2.1.2; the upper bottom beam 2.1.2 and the lower top beam 1.1.3 are connected by bolts 16 passing through the vertical channels; an upper waist beam 2.1.5 is arranged between a group of upper columns 2.1.1 and near the middle position of the upper columns 2.1.1; the upper thermal insulation wall panels 2.2 are laid on the outer sides of the four side surfaces of the upper steel module 2; a roof structure 2.1.7 is arranged on the tops of the upper top beam 2.1.3 and the upper top brace 2.1.6, and the upper top beam 2.1.3 and the upper top brace 2.1.6 are combined into a roof keel by using steel sections; the second-floor roof keel is also prefabricated in the factory. The entire roof keel is disconnected in the middle and divided into two sections for convenient transportation. On-site, it is fixedly connected by bolts to form a roof structure.

[0027] In this embodiment, both the lower columns 1.1.1 and the upper columns 2.1.1 are made of steel sections, which play a supporting role for the overall steel structure sentry box. At the same time, the lower columns 1.1.1 and the upper columns 2.1.1 also serve as connection keels for the enclosed wall panels; both the upper thermal insulation wall panels 2.2 and the lower thermal insulation wall panels 1.2 are sealed with rock wool composite boards, achieving waterproof, fireproof, and sealing effects.

[0028] In this embodiment, the observation corridor 3 includes a bottom keel 3.1 and a platform board 3.2; the bottom keel 3.1 is annular and is arranged outside the four upper bottom beams 2.1.2, and the bottom keel 3.1 is combined with the upper bottom beam 2.1.2 and the upper bottom brace 2.1.4 into a whole, all using steel section structures; the platform board 3.2 is laid on the bottom keel 3.1; the bottom keel 3.1 is made of a steel section structure and is prefabricated in the factory. The entire observation corridor 3 is disconnected in the middle and divided into two sections for convenient transportation. On-site, it is fixedly connected by bolts.

[0029] In this embodiment, the roof structure 2.1.7 includes a moisture-proof layer, an insulation layer, a waterproof layer, and a roof layer arranged in sequence from bottom to top. Among them, the moisture-proof layer is usually installed inside the insulation layer to prevent indoor water vapor from penetrating into the roof structure and prevent the generation of mold and condensation. When selecting the moisture-proof layer, its breathability and effectiveness are considered to protect the quality of the internal environment of the building. The insulation layer is used to improve the heat insulation performance of the roof. Foamed plastics, rock wool, glass wool, etc. can be used as the insulation material here to effectively reduce energy loss and improve the energy efficiency of the building. The waterproof layer is used to prevent rainwater from penetrating into the internal structure of the building and avoid water damage. A special waterproof membrane is used for the waterproof layer. The roof layer uses a metal roof panel.

[0030] Of course, in other embodiments, the roof layer can also use roof tiles, asphalt shingles, concrete tiles, etc. When selecting materials, factors such as weather resistance, durability, and aesthetic appearance need to be considered.

[0031] In this embodiment, a drainage system is also provided on the roof structure 2.1.7. The drainage system includes components such as drainage ditches, drainage pipes, and rainwater funnels, which are used to effectively guide the rainwater on the roof to the drainage system around the building to avoid water accumulation and water damage.

[0032] In this embodiment, the bracket 9 includes a short column 9.1, a lower-layer horizontal brace 9.2, and an upper-layer horizontal brace 9.3. There is a group of short columns 9.1, which are installed at intervals on the top of the upper-layer steel module 2. There is a group of lower-layer horizontal braces 9.2, which are respectively connected between laterally adjacent short columns 9.1 and between longitudinally adjacent short columns 9.1, and the top surface of a group of lower-layer horizontal braces 9.2 is parallel to the top surface of the upper-layer steel module 2. The two ends of the lower-layer horizontal brace 9.2 are respectively connected to the short column 9.1 at a position close to the middle. The lower-layer photovoltaic panel 10 is fixedly installed on a group of lower-layer horizontal braces 9.2. There is a group of upper-layer horizontal braces 9.3, which are respectively connected between the tops of laterally adjacent short columns 9.1 and between the tops of longitudinally adjacent short columns 9.1, and the top surface of a group of upper-layer horizontal braces 9.3 is parallel to the top surface of the upper-layer steel module 2. Slide rails 17 are respectively arranged along the inclined direction of the top surface of the upper-layer steel module 2 at the front and rear sides of the upper-layer horizontal brace 9.3. Partition plates 18 are respectively arranged in the middle of each slide rail 17. Electric telescopic rods 19 are respectively installed on both sides of the partition plate 18 in the slide rail 17. There are two upper-layer photovoltaic panels 11, which are arranged on the top of a group of upper-layer horizontal braces 9.3, and the front and rear sides of each upper-layer photovoltaic panel 11 are respectively inserted into the slide rail 17. The side of the upper-layer photovoltaic panel 11 close to the partition plate 18 is fixedly connected to the electric telescopic rod 19, and the upper-layer photovoltaic panel 11 slides driven by the electric telescopic rod 19.

[0033] In this embodiment, according to the actual usage requirements and supporting dimensions, the energy-saving double-layer prefabricated steel structure sentry box is standardized designed. The sentry box is designed into several unified size type structural units, and then each structural unit is disassembled to form standardized modules. Later, according to the actual requirements, the modules are assembled and used. Among them, the lower columns 1.1.1 and the upper columns 2.1.1 are processed in the factory, including the welding of accessory connectors, and are integrally formed in the factory. After forming, the whole is assembled and tested. After the dimensions are correct, it is packaged and shipped.

[0034] The above embodiments are not an exhaustive list of specific implementation manners, and there may be other embodiments. The purpose of the above embodiments is to illustrate the present invention, rather than to limit the protection scope of the present invention. All applications simply changed from the present invention fall within the protection scope of the present invention.

Claims

1. An energy-saving double-layer assembled steel structure sentry box, characterized by: The invention comprises a lower steel module (1), an upper steel module (2) and an observation corridor (3); the upper steel module (2) is detachably connected to the lower steel module (1), and both the upper steel module (2) and the lower steel module (1) are provided with doors (4) and windows (5); the observation corridor (3) is arranged at the bottom of the upper steel module (2) along the entire length of the annular direction, and the observation corridor (3) is connected to the upper steel module (2); a first steel guardrail (6) is arranged at the outer edge of the observation corridor (3); a staircase (7) leading to the ground is arranged on one side of the observation corridor (3); and second steel guardrails (6) are arranged on both sides of the staircase (7). The upper steel module (2) is provided with a guardrail (8), and the upper end of the second steel guardrail (8) is connected to the first steel guardrail (6) correspondingly; the top surface of the upper steel module (2) is a single slope, and a solar photovoltaic panel structure is installed on the top of the upper steel module (2); the solar photovoltaic panel structure comprises a bracket (9), a lower photovoltaic panel (10) and an upper photovoltaic panel (11); the bracket (9) is installed on the top of the upper steel module (2); the lower photovoltaic panel (10) is fixedly installed on the bracket (9); the upper photovoltaic panel (11) is arranged above the lower photovoltaic panel (10), and the upper photovoltaic panel (11) is movable along the bracket (9).

2. The energy-saving double-layer assembled steel structure sentry box according to claim 1 is characterized by: A water sprinkling (12) is provided at the bottom of the lower steel module (1); a concrete foundation (13) is provided in the soil at the bottom of the water sprinkling (12); the concrete foundation (13) is strip-shaped and is provided corresponding to the four sides of the lower steel module (1).

3. The energy-saving double-layer assembled steel structure sentry box according to claim 1 is characterized by: The lower steel module (1) comprises a lower steel frame (1.1) and a lower insulation wall panel (1.2); the lower steel frame (1.1) comprises lower columns (1.1.1), a lower bottom beam (1.1.2) and a lower top beam (1.1.3); the lower columns (1.1.1) are arranged in a rectangular pattern; the lower bottom beams (1.1.2) are four, connecting a group of lower columns (1.1 .1) are connected to the lower ends thereof; a lower bottom support (1.1.6) is arranged in a frame surrounded by four lower bottom beams (1.1.2); there are four lower top beams (1.1.3), the upper ends of a group of lower columns (1.1.1) are connected to the lower ends thereof; a lower top support (1.1.4) is arranged in a frame surrounded by four lower bottom beams (1.1.2); a lower top beam (1.1.3) is arranged on the upper and lower sides of the lower top beam (1.1.3); 1.1.3) is provided with a first vertical channel (14) at the beginning of the long axial interval; a lower waist beam (1.1.5) is arranged between a group of lower columns (1.1.1) and at a middle position close to the lower columns (1.1.1); the lower insulation wall panel (1.2) is laid on the outer sides of the lower steel module (1).

4. The energy-saving double-layer assembled steel structure sentry box according to claim 3 is characterized by: The upper steel module (2) comprises an upper steel frame (2.1) and an upper thermal insulation wall panel (2.2); the upper steel frame (2.1) comprises an upper column (2.1.1), an upper bottom beam (2.1.2) and an upper top beam (2.1.3); the upper columns (2.1.1) are arranged in a rectangular pattern; the upper bottom beam (2.1.2) 2.1.2) has four beams, connect the lower ends of a set of upper columns (2.1.1) accordingly; on the four upper bottom beams ( An upper bottom support (2.1.4) is arranged in the frame surrounded by the upper column (2.1.2); there are four upper top beams (2.1.3), which are connected to the upper ends of a group of upper columns (2.1.1) correspondingly, and the four upper top beams ( An upper top support (2.1.6) is arranged in the frame surrounded by the upper bottom beam (2.1.2); A second vertical hole (15) is provided at the beginning of the long axial interval of the upper steel module (2.1.2); the upper bottom beam (2.1.2) is connected to the lower top beam (1.1.3) by means of bolts (16) inserted into the vertical hole; an upper waist beam (2.1.5) is provided between a group of upper columns (2.1.1) and at a middle position close to the upper columns (2.1.1); the upper insulation wall panel (2.2) is laid on the outer sides of the upper steel module (2); and a roof structure (2.1.7) is provided on the top of the upper top beam (2.1.3) and the upper top support (2.1.6).

5. The energy-saving double-layer assembled steel structure sentry box according to claim 4 is characterized in that: the observation corridor (3) comprises a bottom keel (3.1) and a platform plate (3.2); the bottom keel (3.1) is annular and is arranged on four upper bottom beams ( 2.1.2), and the bottom keel (3.1) is combined with the upper bottom beam (2.1.2) and the upper bottom support (2.1.4) into a whole; the platform plate (3.2) is laid on the bottom keel (3.1).

6. The energy-saving double-layer assembled steel structure sentry box according to claim 4 is characterized by: The roof structure (2.1.7) comprises a moisture-proof layer, an insulating layer, a waterproof layer and a roofing layer which are arranged in sequence from bottom to top.

7. The energy-saving double-layer assembled steel structure sentry box according to claim 1 is characterized by: The support (9) comprises a short column (9.1), a lower horizontal support (9.2) and an upper horizontal support (9.3); the short columns (9.1) are provided in a group and are installed at intervals on the top of the upper steel module (2); the lower horizontal support (9.2) is provided in a group and is respectively connected between the short columns (9.1) adjacent to each other in the transverse direction and between the short columns (9.1) adjacent to each other in the longitudinal direction, and the top surface of a group of lower horizontal supports (9.2) is parallel to the top surface of the upper steel module (2); the two ends of the lower horizontal support (9.2) are respectively connected to the short columns (9.1) near the middle position; the lower photovoltaic panel (10) is fixedly installed on the group of lower horizontal supports (9.2); the upper horizontal support (9.3) is provided in a group and is respectively connected between the tops of the short columns (9.1) adjacent to each other in the transverse direction and between the tops of the short columns (9.1) adjacent to each other in the longitudinal direction The upper horizontal support (9.3) is arranged between the upper horizontal support (9.3), and the top surface of the upper steel module (2) is parallel to the top surface of the upper steel module (2); slide rails (17) are arranged at the front and rear sides of the upper horizontal support (9.3), respectively along the inclination direction of the top surface of the upper steel module (2); a partition (18) is arranged in the middle of each slide rail (17); electric telescopic rods (19) are installed on both sides of the partition (18) in the slide rail (17); there are two upper photovoltaic panels (11), which are arranged on the top of the upper horizontal support (9.3), and the front and rear sides of each upper photovoltaic panel (11) are respectively inserted into the slide rail (17); the side of the upper photovoltaic panel (11) close to the partition (18) is fixedly connected to the electric telescopic rod (19), and the upper photovoltaic panel (11) is slid by the electric telescopic rod (19).

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