Edge hole protection device capable of being rapidly installed

Abstract

The invention belongs to the technical field of building construction, and particularly relates to an edge hole protection device capable of being rapidly installed, which comprises a protection structure, and the protection structure comprises first protection plates which are symmetrically arranged; through cooperative use of the first protection plate and the second protection plate, before the protection device is used, the protection structure can be assembled firstly, the second protection plate is placed in the cavity of the first protection plate firstly, then the guide rod is placed in the guide groove, the guide rod is rotated, and the guide rod is fixed in the threaded hole; the guide rods and the guide grooves guide and limit movement of the second protection plates, then the first protection plates can be installed on the two sides of the edge hole, the second protection plates are moved, the second protection plates get close to each other, the edge hole is protected, the protection device can be adjusted according to the edge holes of different sizes, and the protection effect is improved. And the applicability of the protection device is improved, and use is convenient.

Description

Technical Field

[0001] The present invention belongs to the technical field of building construction, and particularly relates to a temporary edge and opening protection device that can be quickly installed. Background Art

[0002] Building construction refers to the whole process of constructing and installing buildings, structures, equipment, etc. in a building project according to the design drawings and relevant standards and specifications. This process includes multiple stages from the preparatory work before construction to the construction, inspection, and acceptance of the project. The protection of temporary edges and openings is an important safety measure in building construction to prevent people or objects from falling, mainly for the edges of building structures such as the perimeters of floors, stair openings, balcony edges, etc. and various openings such as elevator shaft openings, pipe shaft openings, floor reserved openings, etc. During the on-site construction process, there are often temporary edges and openings of different sizes. Generally, the protection form for temporary edges and openings is to use steel pipes and fasteners to make corresponding-sized protection tools or use fixed-sized standardized protection railings for on-site temporary edge and opening protection, which cannot be flexibly adjusted according to the size of the temporary edge and opening, and is time-consuming and laborious to use;

[0003] To solve the above problems, a temporary edge and opening protection device that can be quickly installed is proposed in this application. Summary of the Invention

[0004] To solve the problems raised in the above background art. The present invention provides a temporary edge and opening protection device that can be quickly installed, which has the characteristic of being able to be adjusted according to different sizes of temporary edges and openings.

[0005] To achieve the above object, the present invention provides the following technical solution: A temporary edge and opening protection device that can be quickly installed, including a protection structure, the protection structure includes symmetrically arranged first protection plates, each of the first protection plates is provided with a cavity, a second protection plate is arranged in each of the cavities, guide grooves are provided at the top and bottom of each of the first protection plates, threaded holes are provided at the top and bottom of each of the second protection plates, guide rods are arranged in each of the guide grooves, external threads are arranged on each of the guide rods, and the guide rods are fixedly connected to the adjacent second protection plates through the threaded holes.

[0006] Preferably, for a temporary edge and opening protection device of the present invention, each of the first protection plates is symmetrically provided with first weight-reducing openings, and a plurality of first connecting rods are arranged in each of the first weight-reducing openings, and the two ends of each of the first connecting rods are fixedly connected to the adjacent first protection plates respectively.

[0007] Preferably, as a quick-installable edge and hole protection device of the present invention, each of the second protection plates is provided with a second weight-reducing opening, and a plurality of second connecting rods are arranged in each of the second weight-reducing openings. The two ends of each second connecting rod are respectively fixedly connected to the adjacent second protection plates.

[0008] Preferably, as a quick-installable edge and hole protection device of the present invention, a reinforcement structure is arranged between the second protection plates;

[0009] The reinforcement structure includes a first reinforcement plate fixedly connected to any one of the second protection plates. A second reinforcement plate is fixedly connected to the second protection plate away from the first reinforcement plate. A plurality of first reinforcement holes are formed in the side of the first reinforcement plate close to the second reinforcement plate. A plurality of first reinforcement rods are fixedly connected to the side of the first reinforcement plate close to the second reinforcement plate. A plurality of second reinforcement holes are formed in the side of the second reinforcement plate close to the first reinforcement plate. A plurality of second reinforcement rods are fixedly connected to the side of the second reinforcement plate close to the first reinforcement plate. The number of the first reinforcement rods corresponds to the number of the second reinforcement holes, and the number of the second reinforcement rods corresponds to the number of the first reinforcement holes. The first reinforcement rods are respectively arranged in the adjacent second reinforcement holes, and the second reinforcement rods are respectively arranged in the adjacent first reinforcement holes.

[0010] Preferably, as a quick-installable edge and hole protection device of the present invention, connecting plates are fixedly connected to both sides of the first reinforcement plate and the second reinforcement plate. A first connection hole is formed in each connecting plate. A fixing bolt is arranged in the first connection hole on any one side, and a hand-tightening nut is threadedly connected to the fixing bolt.

[0011] Preferably, as a quick-installable edge and hole protection device of the present invention, handles are fixedly connected to the top surfaces of the first reinforcement plate and the second reinforcement plate, and the handles on both sides are symmetrically arranged.

[0012] Preferably, as a quick-installable edge and hole protection device of the present invention, an anti-slip sleeve is fixedly connected to the outer wall of each handle.

[0013] Preferably, as a quick-installable edge and hole protection device of the present invention, installation structures are arranged on the mutually remote sides of the first protection plates;

[0014] The installation structure includes a fixing plate, which is fixedly connected to the adjacent first protection plate. A rotating shaft is fixedly connected to the bottom surface of the fixing plate. On the side of the fixing plate away from the first protection plate, there is a first mounting plate. On the side of the first mounting plate close to the first protection plate, a plurality of connecting blocks are fixedly connected. On the side of each connecting block away from the first mounting plate, a second connecting hole is provided. The rotating shaft is arranged in the second connecting hole. Mounting holes are symmetrically arranged at the top and bottom of the first mounting plate.

[0015] Preferably, as a quick-installable edge opening protection device of the present invention, a washer is fixedly connected to the outer wall of the rotating shaft near the fixing plate.

[0016] Preferably, as a quick-installable edge opening protection device of the present invention, a second mounting plate is fixedly connected to the bottom surface of the first mounting plate. Third connecting holes are symmetrically provided on the second mounting plate. An anchor rod is arranged in each third connecting hole.

[0017] Compared with the prior art, the beneficial effects of the present invention are as follows: A protection structure is added to this application. The cooperation of the first protection plate and the second protection plate can be utilized. Before the protection device is used, the protection structure can be assembled first. First, place the second protection plate in the cavity of the first protection plate. Then, place the guide rod in the guide groove and rotate the guide rod to fix the guide rod in the threaded hole, so that the guide rod and the guide groove guide and limit the movement of the second protection plate. Then, the first protection plate can be installed on both sides of the edge opening, and the second protection plate can be moved to make the second protection plates approach each other to protect the edge opening. The protection device can be adjusted according to the edge openings of different sizes, improving the applicability of the protection device and facilitating use. At the same time, a reinforcement structure is added. When the second protection plates on both sides approach each other, they will drive the first reinforcement plate and the second reinforcement plate to approach each other, so that the first reinforcement rod enters the second reinforcement hole and the second reinforcement rod enters the first reinforcement hole, making the first reinforcement plate and the second reinforcement plate tightly connected together, improving the connection stability of the second protection plates on both sides, enhancing the compressive performance and stability of the protection device. And by setting the installation structure, the first protection plates on both sides can be rotated and opened, facilitating the staff to carry out construction tasks at the edge opening and enabling the protection device to be quickly installed. Description of the Drawings

[0018] The drawings are used to provide a further understanding of the present invention and constitute a part of the specification. They are used together with the embodiments of the present invention to explain the present invention and do not constitute a limitation to the present invention. In the drawings:

[0019] Figure 1 is a schematic structural diagram of the present invention;

[0020] Figure 2 In the present invention Figure 1 is the first partial structural schematic diagram;

[0021] Figure 3 In the present invention Figure 2 is the first partial structural schematic diagram;

[0022] Figure 4 In the present invention Figure 2 is the second partial structural schematic diagram;

[0023] Figure 5 In the present invention Figure 4 is the first partial structural schematic diagram;

[0024] Figure 6 In the present invention Figure 4 is the second partial structural schematic diagram;

[0025] Figure 7 In the present invention Figure 1 is the second partial structural schematic diagram;

[0026] Figure 8 In the present invention Figure 7 is the partial structural schematic diagram;

[0027] In the figure:

[0028] 1. Protection structure; 11. First protection plate; 12. Cavity; 13. First weight reduction opening; 14. First connecting rod; 15. Second protection plate; 16. Second weight reduction opening; 17. Second connecting rod; 18. Guide groove; 19. Threaded hole; 110. Guide rod;

[0029] 2. Reinforcement structure; 21. First reinforcement plate; 22. Second reinforcement plate; 23. Connecting plate; 24. First connection hole; 25. Fixed bolt; 26. Hand-tightening nut; 27. First reinforcement hole; 28. First reinforcement rod; 29. Second reinforcement hole; 210. Second reinforcement rod; 211. Handle; 212. Anti-slip sleeve;

[0030] 3. Installation structure; 31. First installation plate; 32. Installation hole; 33. Connecting block; 34. Second connection hole; 35. Fixed plate; 36. Rotating shaft; 37. Washer; 38. Second installation plate; 39. Third connection hole; 310. Anchor rod. Detailed implementation manners

[0031] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

[0032] Embodiment 1

[0033] As Figures 1 to 6 shown;

[0034] In order to adjust the protection device according to the edge openings of different sizes, this quickly installable edge opening protection device includes a protection structure 1. The protection structure 1 includes symmetrically arranged first protection plates 11. Each first protection plate 11 is provided with a cavity 12. A second protection plate 15 is arranged in each cavity 12. Guide grooves 18 are provided at the top and bottom of each first protection plate 11. Threaded holes 19 are provided at the top and bottom of each second protection plate 15. Guide rods 110 are arranged in each guide groove 18. External threads are provided on each guide rod 110. The guide rod 110 is fixedly connected to the adjacent second protection plate 15 through the threaded hole 19.

[0035] In this implementation: Before using the protection device, the protection structure 1 can be assembled first. First, place the second protection plate 15 in the cavity 12 of the first protection plate 11. Then, place the guide rod 110 in the guide groove 18 and rotate the guide rod 110 to fix the guide rod 110 in the threaded hole 19, so that the guide rod 110 and the guide groove 18 guide and limit the movement of the second protection plate 15. Then, the first protection plate 11 can be installed on both sides of the edge opening, and the second protection plate 15 can be moved to make the second protection plates 15 approach each other to protect the edge opening, enabling the protection device to adjust according to the edge openings of different sizes, improving the applicability of the protection device and facilitating use.

[0036] Furthermore:

[0037] As Figures 3 to 6 shown;

[0038] Combined with the above content:

[0039] In order to reduce the overall weight of the protection device, in an alternative embodiment, a first weight-reducing opening 13 is symmetrically formed in each first protection plate 11. A plurality of first connecting rods 14 are arranged in each first weight-reducing opening 13. The two ends of each first connecting rod 14 are fixedly connected to the adjacent first protection plate 11 respectively. A second weight-reducing opening 16 is formed in each second protection plate 15. A plurality of second connecting rods 17 are arranged in each second weight-reducing opening 16. The two ends of each second connecting rod 17 are fixedly connected to the adjacent second protection plate 15 respectively.

[0040] In this embodiment: By forming the first weight-reducing opening 13, the weight of the first protection plate 11 can be reduced. By fixedly connecting a plurality of first connecting rods 14 in the first weight-reducing opening 13, the firmness and compressive performance of the first protection plate 11 can be improved. By forming the second weight-reducing opening 16, the weight of the second protection plate 15 can be reduced. By arranging a plurality of second connecting rods 17 in the second weight-reducing opening 16, the firmness and compressive capacity of the second protection plate 15 can be improved. Thus, while reducing the overall weight of the protection device, the stability of the protection device is ensured, facilitating the installation and use of the protection device.

[0041] Furthermore:

[0042] As Figures 1 to 4 shown;

[0043] Combining the above:

[0044] In order to improve the firmness of the protection device, in an alternative embodiment, a reinforcement structure 2 is provided between the second protection plates 15;

[0045] The reinforcement structure 2 includes a first reinforcement plate 21 which is fixedly connected to the second protection plate 15 on any one side. A second reinforcement plate 22 is fixedly connected to the second protection plate 15 away from the first reinforcement plate 21. A plurality of first reinforcement holes 27 are formed in the side of the first reinforcement plate 21 close to the second reinforcement plate 22. A plurality of first reinforcement rods 28 are fixedly connected to the side of the first reinforcement plate 21 close to the second reinforcement plate 22. A plurality of second reinforcement holes 29 are formed in the side of the second reinforcement plate 22 close to the first reinforcement plate 21. A plurality of second reinforcement rods 210 are fixedly connected to the side of the second reinforcement plate 22 close to the first reinforcement plate 21. The number of the first reinforcement rods 28 corresponds to the number of the second reinforcement holes 29, and the number of the second reinforcement rods 210 corresponds to the number of the first reinforcement holes 27. The first reinforcement rods 28 are respectively arranged in the adjacent second reinforcement holes 29, and the second reinforcement rods 210 are respectively arranged in the adjacent first reinforcement holes 27.

[0046] In this embodiment, when the second protection plates 15 on both sides approach each other, they will drive the first reinforcement plate 21 and the second reinforcement plate 22 to approach each other, causing the first reinforcement rod 28 to enter the second reinforcement hole 29 and the second reinforcement rod 210 to enter the first reinforcement hole 27, so that the first reinforcement plate 21 and the second reinforcement plate 22 are tightly connected together, improving the connection stability of the second protection plates 15 on both sides and enhancing the compressive performance and stability of the protection device.

[0047] Furthermore:

[0048] As Figure 3 and Figure 4 shown;

[0049] Combining the above:

[0050] In order to lock the reinforcement structure 2, in an alternative embodiment, connection plates 23 are fixedly connected to both sides of the first reinforcement plate 21 and the second reinforcement plate 22. A first connection hole 24 is formed in each connection plate 23. A fixing bolt 25 is arranged in the first connection hole 24 on either side, and a hand-tightening nut 26 is threadedly connected to the fixing bolt 25.

[0051] In this embodiment, when the first reinforcement plate 21 and the second reinforcement plate 22 are connected together, the connection plates 23 on both sides will fit together. Then, the fixing bolt 25 can be placed into the first connection hole 24 on the convenient side for use, and the hand-tightening nut 26 is used on the fixing bolt 25 to fix the first reinforcement plate 21 and the second reinforcement plate 22 together, thereby fixedly connecting the second protection plates 15 on both sides and preventing the second protection plates 15 on both sides from automatically opening.

[0052] Furthermore:

[0053] As Figure 3 and Figure 4 shown;

[0054] Combining the above:

[0055] In order to facilitate the testing of the protection device, in an alternative embodiment, handles 211 are fixedly connected to the top surfaces of the first reinforcement plate 21 and the second reinforcement plate 22. The handles 211 on both sides are symmetrically arranged, and an anti-slip sleeve 212 is fixedly connected to the outer wall of each handle 211.

[0056] In this embodiment, the handles 211 can facilitate the staff to use the protection device, and by providing the anti-slip sleeves 212, it can prevent the staff from slipping off the handles 211 when using the handles 211, improving the safety during use.

[0057] Furthermore:

[0058] As Figure 1 andFigure 7 and Figure 8 as shown;

[0059] Combining the above:

[0060] For the convenience of installing the protection device, in an alternative embodiment, mounting structures 3 are provided on both sides of the first protection plates 11 away from each other;

[0061] The mounting structure 3 includes a fixing plate 35 which is fixedly connected to the adjacent first protection plate 11. A rotating shaft 36 is fixedly connected to the bottom surface of the fixing plate 35. A first mounting plate 31 is provided on the side of the fixing plate 35 away from the first protection plate 11. A plurality of connecting blocks 33 are fixedly connected to the side of the first mounting plate 31 close to the first protection plate 11. A second connecting hole 34 is formed in the side of each connecting block 33 away from the first mounting plate 31. The rotating shaft 36 is arranged in the second connecting hole 34. Mounting holes 32 are symmetrically arranged at the top and bottom of the first mounting plate 31.

[0062] In this embodiment: When installing the protection device, the first mounting plate 31 can be first placed on the wall of the edge opening, and the first mounting plate 31 is fixed by using bolts in the mounting holes 32. Then, the rotating shaft 36 on the first protection plate 11 is placed into the second connecting hole 34 to complete the installation of the protection structure 1, enabling the first protection plates 11 on both sides to rotate and open, facilitating the construction tasks of the staff at the edge opening and enabling the rapid installation of the protection device.

[0063] Furthermore:

[0064] As Figure 1 and Figure 7 shown;

[0065] Combining the above:

[0066] To improve the service life of the mounting structure 3, in an alternative embodiment, a washer 37 is fixedly connected to the outer wall of the rotating shaft 36 near the fixing plate 35.

[0067] In this embodiment: The washer 37 is made of rubber, which can play a buffering role during the installation of the protection structure 1, prevent the fixing plate 35 from being damaged by impact, and extend the service life of the mounting structure 3.

[0068] Furthermore:

[0069] As Figure 7 and Figure 8 shown;

[0070] Combining the above:

[0071] In order to improve the firmness of the installation of the protection device, in an alternative embodiment, a second mounting plate 38 is fixedly connected to the bottom surface of the first mounting plate 31, and third connection holes 39 are symmetrically formed in the second mounting plate 38, and an anchor rod 310 is disposed in each of the third connection holes 39.

[0072] In this embodiment: when installing the first mounting plate 31, the second mounting plate 38 can be first placed at the wall panel of the edge opening, and then the anchor rod 310 is used in the third connection hole 39 to fix the second mounting plate 38 on the ground, thereby improving the firmness of the installation of the protection device.

[0073] Working principle and usage process of the present invention: Before use, the protective device can first assemble the protective structure 1. First, place the second protective plate 15 in the cavity 12 of the first protective plate 11, then place the guide rod 110 in the guide groove 18, and rotate the guide rod 110 to fix the guide rod 110 in the threaded hole 19, so that the guide rod 110 and the guide groove 18 guide and limit the movement of the second protective plate 15. Then, the first protective plate 11 can be installed on both sides of the edge opening, and the second protective plate 15 can be moved to make the second protective plates 15 approach each other to protect the edge opening, enabling the protective device to adjust according to edge openings of different sizes, improving the applicability of the protective device and facilitating use. By opening the first weight-reducing opening 13, the weight of the first protective plate 11 can be reduced. By fixedly connecting a number of first connecting rods 14 in the first weight-reducing opening 13, the firmness and compressive performance of the first protective plate 11 can be improved. By opening the second weight-reducing opening 16, the weight of the second protective plate 15 can be reduced. By arranging a number of second connecting rods 17 in the second weight-reducing opening 16, the firmness and compressive capacity of the second protective plate 15 can be improved, thereby ensuring the stability of the protective device while reducing the overall weight of the protective device, facilitating the installation and use of the protective device. When installing the protective device, the first mounting plate 31 can be first placed on the wall of the edge opening, and the second mounting plate 38 can be placed at the wall panel of the edge opening. Then, use the anchor bolt 310 in the third connection hole 39 to fix the second mounting plate 38 to the ground, improving the firmness of the installation of the protective device. Then, fix the first mounting plate 31 by using bolts in the mounting hole 32. Then, place the rotating shaft 36 on the first protective plate 11 into the second connection hole 34 to complete the installation of the protective structure 1, enabling the first protective plates 11 on both sides to rotate and open, facilitating the staff to carry out construction tasks at the edge opening. When the second protective plates 15 on both sides approach each other, they will drive the first reinforcement plate 21 and the second reinforcement plate 22 to approach each other, so that the first reinforcement rod 28 enters the second reinforcement hole 29, and the second reinforcement rod 210 enters the first reinforcement hole 27, making the first reinforcement plate 21 and the second reinforcement plate 22 tightly connected together, improving the connection stability of the second protective plates 15 on both sides and enhancing the compressive performance and stability of the protective device. When the first reinforcement plate 21 and the second reinforcement plate 22 are connected together, the connecting plates 23 on both sides will fit together. Then, the fixing bolt 25 can be placed in the first connection hole 24 on the convenient side for use, and a hand-tightening nut 26 can be used on the fixing bolt 25 to fix the first reinforcement plate 21 and the second reinforcement plate 22 together, thereby fixedly connecting the second protective plates 15 on both sides and preventing the second protective plates 15 on both sides from automatically opening.

[0074] Finally, it should be noted that the above are only preferred embodiments of the present invention and are not used to limit the present invention. Although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or perform equivalent replacements for some of the technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included within the protection scope of the present invention.

Claims

1. A quick-installable edge and opening protection device, characterized in that: It includes a protective structure (1), and the protective structure (1) includes first protective plates (11) symmetrically arranged. Each of the first protective plates (11) is provided with a cavity (12). A second protective plate (15) is arranged in each cavity (12). Guide grooves (18) are formed at the top and bottom of each first protective plate (11). Threaded holes (19) are formed at the top and bottom of each second protective plate (15). A guide rod (110) is arranged in each guide groove (18). External threads are provided on each guide rod (110), and the guide rod (110) is fixedly connected to the adjacent second protective plate (15) through the threaded hole (19).

2. The edge opening protection device capable of being quickly installed according to claim 1, characterized in that: Each of the first protective plates (11) is symmetrically provided with first weight-reducing openings (13). A number of first connecting rods (14) are arranged in each first weight-reducing opening (13), and the two ends of each first connecting rod (14) are fixedly connected to the adjacent first protective plate (11).

3. The edge opening protection device that can be quickly installed according to claim 1, characterized in that: Each of the second protective plates (15) is provided with a second weight-reducing opening (16). A number of second connecting rods (17) are arranged in each second weight-reducing opening (16), and the two ends of each second connecting rod (17) are fixedly connected to the adjacent second protective plate (15).

4. The edge opening protection device that can be quickly installed according to claim 1, characterized in that: A reinforcement structure (2) is arranged between the second protective plates (15); The reinforcement structure (2) includes a first reinforcement plate (21). The first reinforcement plate (21) is fixedly connected to one of the second protective plates (15). A second reinforcement plate (22) is fixedly connected to the second protective plate (15) away from the first reinforcement plate (21). A number of first reinforcement holes (27) are formed on the side of the first reinforcement plate (21) close to the second reinforcement plate (22). A number of first reinforcement rods (28) are fixedly connected to the side of the first reinforcement plate (21) close to the second reinforcement plate (22). A number of second reinforcement holes (29) are formed on the side of the second reinforcement plate (22) close to the first reinforcement plate (21). A number of second reinforcement rods (210) are fixedly connected to the side of the second reinforcement plate (22) close to the first reinforcement plate (21). The number of the first reinforcement rods (28) corresponds to the number of the second reinforcement holes (29), and the number of the second reinforcement rods (210) corresponds to the number of the first reinforcement holes (27). The first reinforcement rods (28) are respectively arranged in the adjacent second reinforcement holes (29), and the second reinforcement rods (210) are respectively arranged in the adjacent first reinforcement holes (27).

5. The edge opening protection device capable of being quickly installed according to claim 4, wherein: Connection plates (23) are fixedly connected to both sides of the first reinforcement plate (21) and the second reinforcement plate (22). A first connection hole (24) is formed in each connection plate (23). A fixing bolt (25) is arranged in one of the first connection holes (24), and a hand-tightening nut (26) is threadedly connected to the fixing bolt (25).

6. The edge opening protection device capable of quick installation according to claim 4, wherein: On the top surfaces of the first reinforcing plate (21) and the second reinforcing plate (22), handles (211) are fixedly connected, and the handles (211) on both sides are symmetrically arranged.

7. The edge opening protection device that can be quickly installed according to claim 6, characterized in that: On the outer wall of each handle (211), an anti-slip sleeve (212) is fixedly connected.

8. The edge opening protection device capable of being quickly installed according to claim 1, wherein: On the mutually remote sides of the first protective plate (11), mounting structures (3) are provided; The mounting structure (3) includes a fixing plate (35), the fixing plate (35) is fixedly connected to the adjacent first protective plate (11), a rotating shaft (36) is fixedly connected to the bottom surface of the fixing plate (35), a first mounting plate (31) is arranged on the side of the fixing plate (35) remote from the first protective plate (11), a plurality of connecting blocks (33) are fixedly connected to the side of the first mounting plate (31) close to the first protective plate (11), a second connecting hole (34) is formed in the side of each connecting block (33) remote from the first mounting plate (31), the rotating shaft (36) is arranged in the second connecting hole (34), and mounting holes (32) are symmetrically arranged at the top and bottom of the first mounting plate (31).

9. The edge opening protection device capable of being quickly installed according to claim 8, characterized in that: A washer (37) is fixedly connected to a position on the outer wall of the rotating shaft (36) close to the fixing plate (35).

10. The edge opening protection device that can be quickly installed according to claim 8, wherein: A second mounting plate (38) is fixedly connected to the bottom surface of the first mounting plate (31), third connecting holes (39) are symmetrically formed in the second mounting plate (38), and an anchor rod (310) is arranged in each third connecting hole (39).

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