Scaffold with safety protection structure for road and bridge engineering

Abstract

The scaffold with the safety protection structure for the road and bridge engineering comprises a scaffold body, a protection ceiling and a fixing sleeve, movable pins are arranged at the upper end and the lower end of an inner cavity of the fixing sleeve, one end of each movable pin is fixedly connected with a supporting frame, and the other end of each supporting frame is fixedly connected with an adjusting sleeve. The inner surface of the adjusting sleeve is in threaded connection with a threaded rod, the bottom of the threaded rod is fixedly connected with a supporting disc, polygonal inserting grooves are formed in the top of the movable pin and the inner surface of the fixing block, positioning polygonal inserting rods are arranged on the inner sides of the polygonal inserting grooves, and the lower end of the frame body is fixedly connected with the fixing block and a connecting strip. And one side of the connecting strip is fixedly connected with a fixing sleeve. An adjustable structure can be adopted, the stable supporting range of the scaffold is enlarged, the stability of the scaffold is greatly improved, and the scaffold is simple in structure and convenient to use.

Description

Technical Field

[0001] The utility model relates to the technical field of scaffolds, in particular to a scaffold with a safety protection structure for road and bridge engineering. Background Art

[0002] Scaffolding is a working platform set up to ensure the smooth progress of each construction process. It can be divided into external scaffolding and internal scaffolding according to the location of the erection. It can be divided into wooden scaffolding, bamboo scaffolding and steel pipe scaffolding according to different materials. It can be divided into pole scaffolding, bridge scaffolding, portal scaffolding, suspended scaffolding, hanging scaffolding, cantilever scaffolding and climbing scaffolding according to the structural form.

[0003] At present, scaffolding is needed in road and bridge projects, but the existing scaffolding for road and bridge projects has poor stability and is prone to sliding and displacement during use, which reduces its safety. In addition, there is a lack of protective structure on the top, which is easy to cause harm to on-site construction workers due to falling foreign objects from high altitude. For this reason, we propose a scaffolding with a safety protection structure for road and bridge projects. Utility Model Content

[0004] The purpose of the utility model is to provide a scaffold with a safety protection structure for road and bridge engineering. The scaffold has the advantages of a safety protection structure and solves the problems that the existing scaffold for road and bridge engineering has poor stability, is prone to sliding displacement during use, reduces its safety, and lacks a protection structure on the top, which is prone to causing injuries to on-site construction personnel due to falling foreign objects from high altitude.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a scaffold with a safety protection structure for road and bridge engineering, comprising a frame body, a protective ceiling and a fixed sleeve, wherein movable pins are provided at both upper and lower ends of the inner cavity of the fixed sleeve, one end of the movable pin is fixedly connected to a support frame, the other end of the support frame is fixedly connected to an adjustment sleeve, the inner surface of the adjustment sleeve is threadedly connected to a threaded rod, the bottom of the threaded rod is fixedly connected to a support plate, the top of the movable pin and the inner surface of the fixed block are provided with a polygonal slot, and a positioning polygonal insertion rod is provided on the inner side of the polygonal slot.

[0006] Preferably, a fixing block and a connecting strip are fixedly connected to the lower end of the frame, and a fixing sleeve is fixedly connected to one side of the connecting strip.

[0007] Preferably, the number of the fixing blocks and the number of the connecting bars are four, and the fixing blocks and the connecting bars are distributed at the four corners of the frame.

[0008] Preferably, a rotating block is fixedly connected to the top of the threaded rod, and the outer surface of the rotating block is provided with anti-slip grooves.

[0009] Preferably, a lifting block is fixedly connected to the top of the positioning polygonal insertion rod, and the lifting block is rectangular.

[0010] Preferably, a blocking frame plate is fixedly connected to the top of the frame body, and support rods are fixedly connected to both left and right ends of the top of the blocking frame plate.

[0011] Preferably, a protective ceiling is fixedly connected to the top of the support rod, and a metal barrier net is provided on the inner side of the protective ceiling.

[0012] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0013] 1. The utility model can adopt an adjustable structure to increase its stable support range, greatly improving the stability of the scaffolding, and has a simple structure and is easy to use.

[0014] 2. The utility model can add a protective ceiling, thereby being able to shield and protect against foreign objects falling from high altitudes, thereby improving the safety of the use of the scaffolding. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the structure of the fixed sleeve of the utility model;

[0017] Figure 3 This is a schematic diagram of the structure of the movable pin of the utility model;

[0018] Figure 4 It is a schematic diagram of the matching structure of the movable pin and the positioning multi-angle insertion rod of the utility model.

[0019] In the figure: 1. frame; 2. support plate; 3. adjustment sleeve; 4. support frame; 5. protective ceiling; 6. support rod; 7. blocking frame plate; 8. rotating block; 9. threaded rod; 10. fixed block; 11. connecting strip; 12. fixing sleeve; 13. movable pin; 14. positioning multi-angle plug rod; 15. lifting block; 16. multi-angle slot. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] In the description of the present invention, unless otherwise specified, "multiple" means two or more; the terms "upper", "lower", "left", "right", "inner", "outer", "front end", "rear end", "head", "tail" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", "third" and the like are only used for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0022] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "connected" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0023] The frame 1, support plate 2, adjustment sleeve 3, support frame 4, protective ceiling 5, support rod 6, blocking frame 7, rotating block 8, threaded rod 9, fixed block 10, connecting strip 11, fixing sleeve 12, movable pin 13, positioning polygonal plug rod 14, lifting block 15 and polygonal slot 16 components of the present application are all universal standard parts or components known to technical personnel in this field, and their structures and principles can be known to technical personnel through technical manuals or through conventional experimental methods. Embodiment 1

[0024] See also Figure 1-Figure 4 As shown, the utility model provides a technical solution: a scaffold with a safety protection structure for road and bridge engineering, comprising a frame body 1, a protective ceiling 5 and a fixed sleeve 12, movable pins 13 are arranged at both upper and lower ends of the inner cavity of the fixed sleeve 12, one end of the movable pin 13 is fixedly connected to a support frame 4, the other end of the support frame 4 is fixedly connected to an adjustment sleeve 3, the inner surface of the adjustment sleeve 3 is threadedly connected to a threaded rod 9, the bottom of the threaded rod 9 is fixedly connected to a support plate 2, the top of the movable pin 13 and the inner surface of the fixed block 10 are both provided with a multi-angle slot 16, and a positioning multi-angle plug rod 14 is arranged on the inner side of the multi-angle slot 16;

[0025] The lower end of the frame 1 is fixedly connected with a fixing block 10 and a connecting bar 11, and one side of the connecting bar 11 is fixedly connected with a fixing sleeve 12;

[0026] There are four fixing blocks 10 and four connecting bars 11, and the fixing blocks 10 and the connecting bars 11 are distributed at the four corners of the frame 1.

[0027] The top of the threaded rod 9 is fixedly connected with a rotating block 8, and the outer surface of the rotating block 8 is provided with anti-slip grooves;

[0028] The top of the positioning polygonal insertion rod 14 is fixedly connected with a lifting block 15 , and the lifting block 15 is rectangular.

[0029] After the scaffolding is moved to the working position by the moving wheels at the bottom of the frame body 1, the lifting block 15 drives the positioning polygonal insertion rod 14 to exit the polygonal slot 16, and with the assistance of the movable pin 13 and the fixed sleeve 12, the support frame 4 drives the adjustment sleeve 3 to flip outward and unfold, and then, the lifting block 15 drives the positioning polygonal insertion rod 14 to be inserted into the polygonal slot 16 again, so that the unfolded position of the support frame 4 can be positioned, and then, the rotating block 8 drives the threaded rod 9 to rotate, thereby driving the support plate 2 to contact the ground at the working position, thereby ensuring the stability of the scaffolding and avoiding the occurrence of sliding displacement. Embodiment 2

[0030] On the basis of embodiment 1, the present invention is as follows Figure 1 As shown, a blocking frame plate 7 is fixedly connected to the top of the frame body 1, and support rods 6 are fixedly connected to the left and right ends of the top of the blocking frame plate 7;

[0031] The top of the support rod 6 is fixedly connected with a protective ceiling 5 , and a metal barrier net is arranged on the inner side of the protective ceiling 5 .

[0032] This technical solution can prevent on-site construction workers from being injured by falling foreign objects from high altitudes by setting up a protective ceiling 5 and fixing its height with support rods 6.

[0033] Working principle: After the scaffolding is moved to the working position by the moving wheels at the bottom of the frame 1, the positioning polygonal insertion rod 14 is driven to exit the polygonal slot 16 by the lifting block 15, and with the assistance of the movable pin 13 and the fixing sleeve 12, the adjustment sleeve 3 is driven to flip outward and unfold through the support frame 4, and then, the positioning polygonal insertion rod 14 is driven to insert into the polygonal slot 16 by the lifting block 15 again, so that the unfolded position of the support frame 4 can be positioned, and then, the threaded rod 9 is driven to rotate by the rotating block 8, and then the support plate 2 is driven to contact the ground at the working position, thereby ensuring the stability of the scaffolding and avoiding the occurrence of sliding displacement. By setting the protective ceiling 5 and fixing the height of the support rod 6, it can protect the on-site construction personnel from damage caused by falling foreign objects from high altitude.

[0034] Importantly, it should be noted that the construction and arrangement of the present application shown in a number of different exemplary embodiments are only exemplary. Although only a few embodiments are described in detail in this disclosure, it should be readily understood by those who refer to this disclosure that many modifications are possible (e.g., the size, scale, structure, shape and proportion of various elements, and parameter values ​​(e.g., temperature, pressure, etc.), mounting arrangements, use of materials, color, directional changes, etc.) without substantially departing from the novel teachings and advantages of the subject matter described in the application. For example, an element shown as integrally formed may be composed of multiple parts or elements, the position of the element may be inverted or otherwise changed, and the nature or number or position of the discrete element may be changed or changed. Therefore, all such modifications are intended to be included in the scope of the present utility model. The order or sequence of any process or method steps may be changed or reordered according to alternative embodiments. In the claims, any "device plus function" clause is intended to cover the structure described herein that performs the function, and is not only structurally equivalent but also an equivalent structure. Without departing from the scope of the present invention, other substitutions, modifications, changes and omissions may be made in the design, operating conditions and arrangement of the exemplary embodiments. Therefore, the present invention is not limited to a specific embodiment, but extends to various modifications that still fall within the scope of the appended claims.

[0035] Additionally, in order to provide a concise description of example embodiments, all features of an actual embodiment may not be described (ie, those features that are not relevant to the best mode presently contemplated for carrying out the invention or those that are not relevant to implementing the invention).

[0036] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model, rather than to limit the protection scope of the utility model. Although the utility model has been described in detail with reference to the preferred embodiments, ordinary technicians in this field should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the essence and scope of the technical solution of the utility model.

Claims

1. A scaffold with a safety protection structure for road and bridge engineering, comprising a frame body (1), a protective roof (5) and a fixing sleeve (12), characterized in that: Movable pins (13) are provided at both upper and lower ends of the inner cavity of the fixed sleeve (12); one end of the movable pin (13) is fixedly connected to the support frame (4); the other end of the support frame (4) is fixedly connected to the adjustment sleeve (3); the inner surface of the adjustment sleeve (3) is threadedly connected to a threaded rod (9); the bottom of the threaded rod (9) is fixedly connected to the support plate (2); the top of the movable pin (13) and the inner surface of the fixed block (10) are both provided with a polygonal slot (16); a positioning polygonal insertion rod (14) is provided inside the polygonal slot (16).

2. A scaffold with a safety protection structure for road and bridge engineering according to claim 1, characterized in that: A fixing block (10) and a connecting strip (11) are fixedly connected to the lower end of the frame (1), and a fixing sleeve (12) is fixedly connected to one side of the connecting strip (11).

3. The scaffolding with a safety protection structure for road and bridge engineering according to claim 1 is characterized in that: The number of the fixing blocks (10) and the number of the connecting bars (11) are both four, and the fixing blocks (10) and the connecting bars (11) are distributed at the four corners of the frame (1).

4. The scaffolding with a safety protection structure for road and bridge engineering according to claim 1 is characterized in that: The top of the threaded rod (9) is fixedly connected to a rotating block (8), and the outer surface of the rotating block (8) is provided with anti-slip grooves.

5. The scaffolding with a safety protection structure for road and bridge engineering according to claim 1 is characterized in that: A lifting block (15) is fixedly connected to the top of the positioning polygonal insertion rod (14), and the lifting block (15) is rectangular.

6. The scaffolding with a safety protection structure for road and bridge engineering according to claim 1 is characterized in that: The top of the frame body (1) is fixedly connected to a blocking frame plate (7), and the left and right ends of the top of the blocking frame plate (7) are fixedly connected to support rods (6).

7. A scaffold with a safety protection structure for road and bridge engineering according to claim 6, characterized in that: The top of the support rod (6) is fixedly connected to a protective ceiling (5), and a metal barrier net is arranged on the inner side of the protective ceiling (5).

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