Collapsible operating platform

Abstract

The application discloses a detachable operation platform, which comprises a platform assembly, a mounting frame assembly and a moving frame. The platform assembly is provided with a safe operation area for accommodating construction personnel. The mounting frame assembly is provided with a first mounting structure for being connected with a steel beam so as to connect the mounting frame assembly to the steel beam. The mounting frame assembly is provided with at least two mounting positions along the width direction. The moving frame can be mounted to the corresponding mounting position. The moving frame is provided with a second mounting structure, or the second mounting structure is formed between the moving frame and the mounting frame. The second mounting structure is used for being connected with the platform assembly. When the second mounting structure is mounted and positioned at different mounting positions, the distance between the second mounting structure and the first mounting structure is different. The distance between the first mounting structure and the second mounting structure can be adjusted, different steel beam section sizes can be adapted, the structure is reasonable, the design is ingenious, the operation is convenient, the positioning is reliable and the adaptability is good.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of steel beam processing, in particular to a detachable operation platform. BACKGROUND

[0002] At present, steel beam welding operation platforms are widely used in various projects. The previous steel beam welding operation platforms need to be individually customized according to the cross-sectional size of the steel beam, which has poor adaptability and is not conducive to recycling. In addition, the above operation platforms have a small operation space, which is inconvenient for welding the steel beam, and the disassembly process of the operation platform is troublesome after welding. SUMMARY

[0003] The present application aims to at least solve one of the technical problems existing in the prior art. To this end, the present application provides a detachable operation platform, which is convenient to operate and has good adaptability.

[0004] The detachable operation platform according to the embodiments of the present application comprises: a platform assembly, an installation frame assembly, and a moving frame. The platform assembly is provided with a safe operation area for accommodating construction personnel. The installation frame assembly is provided with a first installation structure for connecting with the steel beam to connect the installation frame assembly to the steel beam. The installation frame assembly is provided with at least two installation positions along the width direction. The moving frame can be installed in the corresponding installation position. The moving frame is provided with a second installation structure, or the second installation structure is formed between the moving frame and the installation frame. The second installation structure is used to connect with the platform assembly.

[0005] The detachable operation platform according to the embodiments of the present application has at least the following beneficial effects: by using the above structure, when installing, the first installation structure is connected with the steel beam, and the second installation structure is connected with the platform assembly. By providing at least two installation positions on the installation frame, when the second installation structure is installed and positioned at different installation positions, the distance between the second installation structure and the first installation structure is different. The distance between the first installation structure and the second installation structure can be adjusted, which can adapt to different cross-sectional sizes of the steel beam. The structure is reasonable, the design is ingenious, the operation is convenient, the positioning is reliable, and the adaptability is good.

[0006] According to some embodiments of the present application, the installation frame assembly comprises: two fixed frames, the first installation structure is arranged on the fixed frame, and the installation position is arranged on the fixed frame; and a connecting piece, both ends of the connecting piece are connected with the corresponding fixed frame. By using the above structure, the fixed frame and the first installation structure are arranged one by one. When installing, the fixed frame is fixed to the steel beam through the first installation structure, so as to limit the movement of the fixed frame relative to the steel beam. The structure is simple, and the connection stability of the installation frame assembly is further improved.

[0007] According to some embodiments of the present application, the fixing frame is provided with a moving channel, the moving frame movably penetrates the moving channel, and the mounting position is arranged on the sidewall of the moving channel. With the above structure, the relative positions of the moving frame and the fixing frame can be adjusted, the moving frame can be positioned by the cooperation of the mounting position and the moving channel, the moving frame can be stably moved relative to the fixing frame, the structure is simple, the operation is convenient, the positioning is reliable, and the moving channel plays a guiding role.

[0008] According to some embodiments of the present application, the mounting position comprises a first positioning groove and a second positioning groove, the first positioning groove is arranged on one side of the moving channel, the second positioning groove is arranged on the other side of the moving channel, the groove width of the first positioning groove is greater than the groove width of the second positioning groove; the moving frame comprises two mounting members and a moving member penetrating the moving channel, two ends of the moving member are connected with the corresponding mounting members, when the moving frame is arranged in the corresponding mounting position, the moving member abuts against the groove wall of the corresponding first positioning groove and second positioning groove, and the groove width of the first positioning groove is suitable for the rotation of the moving member relative to the fixing frame. With the above structure, the relative positions of the moving frame and the fixing frame can be adjusted, the moving frame can be positioned by the cooperation of the mounting position and the moving channel, the moving frame can be stably moved relative to the fixing frame, the structure is simple, the operation is convenient, the positioning is reliable, and the moving channel plays a guiding role.

[0009] According to some embodiments of the present application, the first mounting structure is configured as a first clamping groove with one end open, and the second mounting structure is configured as a second clamping groove with one end open between the mounting member and the fixing frame. With the above structure, the relative positions of the moving frame and the fixing frame can be adjusted, the moving frame can be positioned by the cooperation of the mounting position and the moving channel, the moving frame can be stably moved relative to the fixing frame, the structure is simple, the operation is convenient, the positioning is reliable, and the moving channel plays a guiding role.

[0010] According to some embodiments of the present application, the platform assembly comprises a frame body, an abutting boss arranged on the frame body, a supporting plate arranged on the frame body to support the construction personnel, and a connecting rod connected with the frame body and connected with the second mounting structure. A clamping space for clamping the steel beam is formed between the abutting boss and the mounting frame assembly. With the above structure, when mounted, the connecting rod is hung and matched with the second clamping groove, the construction personnel is located on the supporting plate, the operation platform can be stably fixed on the steel beam, and the rotation of the operation platform relative to the steel beam is limited by the clamping space.

[0011] According to some embodiments of the present application, the frame body comprises: a bottom frame, the supporting plate body is arranged on the bottom frame, and the abutting boss is arranged on one end of the bottom frame towards the mounting rack assembly; two side frames are arranged on two sides of the bottom frame respectively, the side frame comprises a vertical plate body perpendicular to the bottom frame and an inclined plate body inclined to the bottom frame, one end of the vertical plate body is connected to one end of the bottom frame, the other end of the vertical plate body is connected to one end of the inclined plate body, and the other end of the inclined plate body is connected to the other end of the bottom frame; and the two ends of the connecting rod are connected to the inclined plate bodies of the two side frames respectively. By the cooperation of the bottom frame and the two side frames, a stable triangular platform structure system is formed, the structure is stable and reliable, and the safety performance is good.

[0012] According to some embodiments of the present application, the inclined plate body and the vertical plate body are detachably connected; when the inclined plate body and the vertical plate body are disconnected, the inclined plate body and / or the vertical plate body can rotate relative to the bottom frame. By rotating the inclined plate body and the vertical plate body relative to the bottom frame, the inclined plate body and the vertical plate body can be folded on the bottom frame, which is beneficial to reducing the occupied area and facilitating transportation and storage.

[0013] According to some embodiments of the present application, the frame body further comprises a protective fence, the protective fence is arranged on the frame body, and the protective fence cooperates with the supporting plate body to enclose the safe operation area. By adopting the above structure, the protective fence is arranged, which further improves the safety performance and facilitates the welding of the steel beam by the construction personnel.

[0014] According to some embodiments of the present application, the protective fence comprises a plurality of protective vertical rods and a protective safety rope, the plurality of protective vertical rods are arranged in a ring around the bottom frame, and the protective safety rope is arranged around the plurality of protective vertical rods. By adopting the above structure, the structure is simple, convenient to disassemble and assemble, the safety problem of high-altitude operation is considered, and the safety performance is improved.

[0015] Additional aspects and advantages of the present application will be partially given in the following description, partially will become obvious from the following description, or will be understood by the practice of the present application. BRIEF DESCRIPTION OF DRAWINGS

[0016] The above and / or additional aspects and advantages of the present application will become apparent and more readily appreciated from the following description, taken in conjunction with the following drawings, in which:

[0017] Figure 1 It is a first perspective structural schematic view of the operation platform of the embodiment of the present application;

[0018] Figure 2 It is a second perspective structural schematic view of the operation platform of the embodiment of the present application, wherein the mounting rack assembly, the moving frame and the steel beam are mounted and cooperated.

[0019] Figure 3 Structure diagram of mounting frame assembly, moving frame and positioning structure of operation platform of embodiment of the present application;

[0020] Figure 4 Structure diagram of Figure 3 Enlarged diagram of structure at A in the middle;

[0021] Figure 5 Structure diagram of Figure 3 Exploded diagram of

[0022] Figure 6 Structure diagram of platform assembly;

[0023] Figure 7 Structure diagram of operation platform applied to steel beam;

[0024] Reference signs:

[0025] Platform assembly 10, safe operation area 11, frame body 12, abutting boss 121, bottom frame 122, side frame 123, vertical plate body 1231, inclined plate body 1232, supporting plate 13, connecting rod 14, protective fence 15, protective vertical rod 151, protective safety rope 152;

[0026] Mounting frame assembly 20, first mounting structure 21, fixed frame 22, moving channel 221, fixed body 222, first bent arm 223, connecting piece 23,

[0027] Steel beam 30, mounting position 40, first positioning groove 41, second positioning groove 42;

[0028] Moving frame 50, second mounting structure 51, mounting piece 52, mounting body 521, second bent arm 522, moving piece 53. DETAILED DESCRIPTION

[0029] Embodiments of the present application are described in detail below, examples of which are shown in the accompanying drawings, wherein the same or similar reference signs represent the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the accompanying drawings are exemplary, only for explaining the present application, and cannot be understood as limiting the present application.

[0030] In the description of the present application, it should be understood that the orientation description, such as the orientation or position relationship indicated by up, down, front, back, left, right, etc. is based on the orientation or position relationship shown in the drawings, only for the convenience of describing the present application and simplifying the description, and does not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application.

[0031] In the description of the present application, if the first, second, only for the purpose of distinguishing technical features, and can not be understood as indicating or implying the relative importance or implied indicated the number of technical features or implied indicated the technical features in the order.

[0032] In the description of the present application, unless otherwise expressly limited, set, install, connect and other words should be broad understanding, the person skilled in the art can be combined with the specific content of the technical scheme to determine the specific meaning of the above words in the present application.

[0033] As Figures 1 to 7 shown, according to the detachable operation platform of the embodiment of the present application, comprising: platform assembly 10, mounting frame assembly 20 and moving frame 50, platform assembly 10 is provided with a safe operation area 11 for accommodating construction personnel; mounting frame assembly 20 is provided with a first mounting structure 21, the first mounting structure 21 is used for connecting with the steel beam 30, so as to connect the mounting frame assembly 20 to the steel beam 30, the mounting frame assembly 20 is provided with at least two mounting positions 40 along the width direction; moving frame 50 can be installed in the corresponding mounting position 40, and the second mounting structure 51 is formed between the moving frame 50 and the mounting frame, and the second mounting structure 51 is used for connecting with the platform assembly 10.

[0034] Certainly, in some embodiments, the above-mentioned second mounting structure 51 can also be provided on the moving frame 50.

[0035] According to the detachable operation platform of the embodiment of the present application, the above structure is adopted, the first mounting structure 21 is connected with the steel beam 30, the second mounting structure 51 is connected with the platform assembly 10, at least two mounting positions 40 are arranged on the mounting frame, when the second mounting structure 51 is installed and positioned in different mounting positions 40, the distance between the second mounting structure 51 and the first mounting structure 21 is different, the distance between the first mounting structure 21 and the second mounting structure 51 can be adjusted, which can adapt to different cross-sectional dimensions of the steel beam 30, the structure is reasonable, the design is ingenious, the operation is convenient, the positioning is reliable and the adaptability is good.

[0036] It can be understood that, as Figures 1 to 5 and Figure 7 shown, in some embodiments of the present application, the mounting frame assembly 20 comprises: two fixed frames 22, the first mounting structure 21 is arranged on the fixed frame 22, and the mounting position 40 is arranged on the fixed frame 22; connecting piece 23, both ends of connecting piece 23 are connected with corresponding fixed frame 22 respectively. Adopting the above structure, the fixed frame 22 and the first mounting structure 21 are arranged one by one, during installation, the fixed frame 22 is fixed on the steel beam 30 through the first mounting structure 21, so as to limit the movement of the fixed frame 22 relative to the steel beam 30, the structure is simple, and the connection stability of the mounting frame assembly 20 is further improved.

[0037] In some embodiments of the present application, the fixed frame 22 is provided with a moving channel 221, the moving frame 50 is movably threaded through the moving channel 221, and the mounting position 40 is arranged on the side wall of the moving channel 221. With the above structure, not only is it convenient to adjust the relative positions of the moving frame 50 and the fixed frame 22, but also the moving frame 50 is positioned by the cooperation of the mounting position 40 and the moving channel 221, and it is convenient to make the moving frame 50 move stably relative to the fixed frame 22, the structure is simple, the operation is convenient, and the positioning is reliable, and the moving channel 221 plays a guiding role.

[0038] Specifically, as shown in Figures 1 to 5 and Figure 7 In some embodiments of the present application, the mounting position 40 includes a first positioning groove 41 and a second positioning groove 42, the first positioning groove 41 is arranged on one side of the moving channel 221, the second positioning groove 42 is arranged on the other side of the moving channel 221, the groove width of the first positioning groove 41 is greater than the groove width of the second positioning groove 42; the moving frame 50 includes two mounting pieces 52 and a moving piece 53 threaded through the moving channel 221, the two ends of the moving piece 53 are connected with the corresponding mounting pieces 52, when the moving frame 50 is arranged in the corresponding mounting position 40, the moving piece 53 abuts against the groove wall of the corresponding first positioning groove 41 and second positioning groove 42, and the groove width of the first positioning groove 41 is suitable for the relative rotation of the moving piece 53 relative to the fixed frame 22. With the above structure, when moving, only the moving piece 53 needs to be rotated, and only the moving channel 221 can be moved, not only is it convenient to adjust the relative positions of the moving frame 50 and the fixed frame 22, but also the moving frame 50 is positioned by the clamping cooperation of the first positioning groove 41, the second positioning groove 42 and the moving frame 50, the structure is simple and reasonable, the operation is convenient, and the positioning is reliable.

[0039] It should be noted that the above moving piece 53 is a rod body, as the moving piece 53 of the moving frame 50 rotates relative to the moving channel 221, the moving frame 50 can be formed with the two sides of the fixed frame 22 to form a second mounting structure 51, the second mounting structure 51 can be arranged on the same side or different sides of the first mounting structure 21, when the second mounting structure 51 rotates with the moving frame 50 to the same side of the first mounting structure 21, the moving frame 50 can move along the moving channel 221; when the second mounting structure 51 rotates with the moving frame 50 to the different side of the first mounting structure 21, the moving frame 50 is clamped and cooperated with the first positioning groove 41 and the second positioning groove 42 of the mounting position 40 to limit the movement of the moving frame 50 relative to the moving channel 221.

[0040] Of course, in some embodiments, the fixed frame 22 can also be provided with a sliding rail, and the moving frame 50 is provided with a sliding seat slidingly matched with the sliding rail, in addition, the positioning structure can be positioned by a positioning bolt, which still has the above effects, which is not limited here.

[0041] In some embodiments of the present application, the first mounting structure 21 is configured as a fixing frame 22 and a first clamping groove open at one end, and the second mounting structure 51 is configured as a mounting piece 52 and a second clamping groove open at one end between the fixing frame 22. By adopting the structure of the first clamping groove and the second clamping groove, the operation platform can be detachably mounted on the steel beam 30, and the connection between the moving frame 50 and the platform assembly 10 is convenient to disassemble and assemble, and the structure is simple and convenient to disassemble and assemble.

[0042] It should be noted that in the present embodiment, the fixing frame 22 includes a fixing body 222 and a first bent arm 223 provided at one end of the fixing body 222, and the first clamping groove is formed between the first bent arm 223 and the fixing body 222, and the mounting piece 52 includes a mounting body 521 and a second bent arm 522 provided at one side of the mounting plate body, the mounting body 521 is connected with the end of the moving piece 53, the mounting body 521 is located outside the fixing body 222, and the second clamping groove is formed between the second bent arm 522 and one side of the fixing body 222.

[0043] As shown in Figure 1 , Figure 2 , Figure 6 and Figure 7 , in some embodiments of the present application, the platform assembly 10 includes: a frame body 12, an abutting boss 121 is provided on the frame body 12; a supporting plate 13 is provided on the frame body 12 to support the construction personnel; a connecting rod 14 is connected with the frame body 12, and the connecting rod 14 is connected with the second mounting structure 51; wherein the abutting boss 121 and the mounting frame assembly 20 form a clamping space for clamping the steel beam 30. Through the above structure, when mounting, the connecting rod 14 is hung and matched with the second clamping groove, and the construction personnel is located on the supporting plate 13, which not only enables the operation platform to be stably fixed on the steel beam 30, but also limits the rotation of the operation platform relative to the steel beam 30 through the clamping space.

[0044] It should be noted that in the present embodiment, the cross section of the steel beam 30 is H-shaped, the first clamping groove is connected with the upper flange of one side of the H-shaped steel beam 30, the clamping space formed by the abutting boss 121 and the mounting frame assembly 20 clamps the other side of the H-shaped steel beam 30, and the abutting boss 121 abuts against the lower flange plate of the H-shaped steel beam 30, so as to fix the operation platform on the H-shaped steel beam 30, thereby avoiding the rotation of the operation platform relative to the steel beam 30.

[0045] It can be understood that, in some embodiments of the present application, the frame body 12 comprises: a bottom frame 122, the supporting plate 13 is arranged on the bottom frame 122, and the abutting boss 121 is arranged on the bottom frame 122 and faces one end of the mounting rack assembly 20; two side frames 123 are arranged on both sides of the bottom frame 122 respectively, the side frame 123 comprises a vertical plate body 1231 perpendicular to the bottom frame 122 and an inclined plate body 1232 inclined to the bottom frame 122, one end of the vertical plate body 1231 is connected to one end of the bottom frame 122, the other end of the vertical plate body 1231 is connected to one end of the inclined plate body 1232, and the other end of the inclined plate body 1232 is connected to the other end of the bottom frame 122; wherein the two ends of the connecting rod 14 are connected with the inclined plate bodies 1232 of the two side frames 123 respectively. By using the above structure, a stable triangular platform structure system is formed through the cooperation of the bottom frame 122 and the two side frames 123, the structure is stable and reliable, and the safety performance is good.

[0046] As shown in Figure 1 , Figure 2 , Figure 6 and Figure 7 , in some embodiments of the present application, the inclined plate body 1232 and the vertical plate body 1231 are detachably connected; wherein when the inclined plate body 1232 and the vertical plate body 1231 are disconnected, both the inclined plate body 1232 and the vertical plate body 1231 can rotate relative to the bottom frame 122. By rotating both the inclined plate body 1232 and the vertical plate body 1231 relative to the bottom frame 122, the inclined plate body 1232 and the vertical plate body 1231 can be folded on the bottom frame 122, which is beneficial to reducing the occupied area and facilitating transportation and storage.

[0047] Of course, in some embodiments, only the inclined plate body 1232 can rotate relative to the bottom frame 122, or only the vertical plate body 1231 can rotate relative to the bottom frame 122, which is not limited herein.

[0048] Specifically, in some embodiments of the present application, the inclined plate body 1232 and the bottom frame 122, the inclined plate body 1232 and the vertical plate body 1231, and the vertical plate body 1231 and the bottom frame 122 are all detachably connected through a connecting structure, which is simple in structure, convenient to disassemble and maintain.

[0049] It should be noted that, in some embodiments of the present application, the above connecting structure comprises connecting bolts and connecting nuts, the connecting bolts are arranged between the inclined plate body 1232 and the bottom frame 122, between the inclined plate body 1232 and the vertical plate body 1231, and between the vertical plate body 1231 and the bottom frame 122, and the connecting bolts are screwed into the connecting nuts, so as to complete the fixed connection. When disassembled, the connecting nuts can be loosened, so that the inclined plate body 1232 and the vertical plate body 1231 rotate relative to the bottom frame 122, which is simple in structure, convenient to operate and low in manufacturing cost.

[0050] Of course, in some embodiments, the inclined plate body and the bottom frame 122 can be connected by a rotating shaft, and the vertical plate body 1231 and the bottom frame 122 can be connected by a connecting bolt and a connecting nut, which also has the above effect.

[0051] It can be understood that, as shown in Figure 1 , Figure 2 , Figure 6 and Figure 7 , in some embodiments of the present application, the frame body 12 further comprises a protective fence 15, which is arranged on the frame body 12 and cooperates with the supporting plate 13 to form a safe operation area 11. With the above structure, the protective fence 15 is arranged to further improve the safety performance and facilitate the welding of the steel beam 30 by the construction personnel.

[0052] As shown in Figure 1 , Figure 2 , Figure 6 and Figure 7 Figure 1 Figure 2 Figure 6 Figure 7 Figure 1 Figure 2 Figure 6 Figure 7 , in some embodiments of the present application, the protective fence 15 comprises a plurality of protective vertical rods 151 and a protective safety rope 152, the plurality of protective vertical rods 151 are arranged around the bottom frame 122, and the protective safety rope 152 is arranged around the plurality of protective vertical rods 151. With the above structure, the structure is simple, convenient to disassemble and assemble, and the safety of high-altitude operation is considered, which is beneficial to improve the safety performance.

[0053] In some embodiments of the present application, protective vertical rods 151 and steel protective safety ropes 152 are arranged around the bottom frame 122.

[0054] It should be noted that, in some embodiments of the present application, the protective safety rope 152 is a steel wire rope, and of course, in some embodiments, the protective fence 15 can also comprise a plurality of protective vertical rods 151 and a safety net arranged on the protective vertical rods 151.

[0055] It can be understood that, in some embodiments of the present application, the length of the bottom frame 122 is 1.3m and the width is 1m, which is large in space, convenient for personnel to perform welding operation in the platform, and convenient for movement, which can be used for welding operation in the case that the steel beam 3030 splicing position is far away.

[0056] The technical features of the above embodiments can be combined arbitrarily, and in order to make the description simple, not all possible combinations of the technical features in the above embodiments are described, however, as long as the combination of the technical features does not exist contradictory, it should be considered as the scope of the present application.

[0057] Of course, the present application is not limited to the above-described embodiments, and those skilled in the art can make equivalent modifications or substitutions without departing from the spirit of the present application, and these equivalent modifications or substitutions are included in the scope defined by the claims of the present application.

Claims

1. A demountable work platform, The platform assembly (10) is characterized in that it comprises: a platform assembly (10) provided with a safety operation area (11) for accommodating construction personnel; a mounting frame assembly (20) provided with a first mounting structure (21) for connecting with a steel beam (30) to connect the mounting frame assembly (20) to the steel beam (30), the mounting frame assembly (20) is provided with at least two mounting positions (40) in the width direction; a moving frame (50) capable of being mounted in the corresponding mounting position (40), the moving frame (50) is provided with a second mounting structure (51), or the moving frame (50) and the mounting frame form a second mounting structure (51) therebetween, and the second mounting structure (51) is used for connecting with the platform assembly (10).

2. The detachable operating platform of claim 1, wherein, The mounting frame assembly (20) comprises: two fixed frames (22), the first mounting structure (21) is arranged on the fixed frame (22), and the mounting position (40) is arranged on the fixed frame (22); a connecting piece (23), the two ends of the connecting piece (23) are connected with the corresponding fixed frame (22) respectively.

3. The detachable operation platform according to claim 2, wherein the fixed frame (22) is provided with a moving channel (221), the moving frame (50) is movably arranged in the moving channel (221), and the mounting position (40) is arranged on the side wall of the moving channel (221).

4. The detachable operation platform according to claim 3, wherein the mounting position (40) comprises a first positioning groove (41) and a second positioning groove (42), the first positioning groove (41) is arranged on one side of the moving channel (221), the second positioning groove (42) is arranged on the other side of the moving channel (221), and the groove width of the first positioning groove (41) is greater than that of the second positioning groove (42). The moving frame (50) comprises two mounting pieces (52) and a moving piece (53) arranged in the moving channel (221), the two ends of the moving piece (53) are connected with the corresponding mounting piece (52), when the moving frame (50) is arranged in the corresponding mounting position (40), the moving piece (53) abuts against the groove wall of the corresponding first positioning groove (41) and second positioning groove (42), and the groove width of the first positioning groove (41) is suitable for the rotation of the moving piece (53) relative to the fixed frame (22).

5. The detachable operation platform according to claim 4, wherein the first mounting structure (21) is configured as a first clamping groove with one end opening in the fixed frame (22), and the second mounting structure (51) is configured as a second clamping groove with one end opening between the mounting piece (52) and the fixed frame (22).

6. The detachable operating platform according to claim 1 or 3, The platform assembly (10) comprises: a frame body (12) provided with an abutting boss (121); a supporting plate (13) arranged on the frame body (12) to support construction personnel; A connecting rod (14) is connected to the frame body (12), and the connecting rod (14) is connected to the second mounting structure (51); Wherein, the abutting boss (121) and the mounting rack assembly (20) form a clamping space for clamping the steel beam (30).

7. The detachable operating platform according to claim 6, wherein the frame body (12) comprises: A bottom frame (122), the supporting plate (13) is arranged on the bottom frame (122), and the abutting boss (121) is arranged on one end of the bottom frame (122) towards the mounting rack assembly (20); Two side frames (123) are arranged on both sides of the bottom frame (122), respectively, the side frame (123) comprises a vertical plate body (1231) perpendicular to the bottom frame (122) and an inclined plate body (1232) inclined to the bottom frame (122), one end of the vertical plate body (1231) is connected to one end of the bottom frame (122), the other end of the vertical plate body (1231) is connected to one end of the inclined plate body (1232), and the other end of the inclined plate body (1232) is connected to the other end of the bottom frame (122); Wherein, the two ends of the connecting rod (14) are connected to the inclined plate bodies (1232) of the two side frames (123), respectively.

8. The detachable operating platform according to claim 7, wherein the inclined plate body (1232) and the vertical plate body (1231) are detachably connected; wherein When the inclined plate body (1232) and the vertical plate body (1231) are disconnected, the inclined plate body (1232) and / or the vertical plate body (1231) can rotate relative to the bottom frame (122).

9. The detachable operating platform according to claim 8, wherein the frame body (12) further comprises a guardrail (15), the guardrail (15) is arranged on the frame body (12), and the guardrail (15) cooperates with the supporting plate (13) to enclose the safe operating area (11).

10. The detachable operating platform according to claim 9, wherein the guardrail (15) comprises a plurality of guard uprights (151) and a guard safety rope (152), the plurality of guard uprights (151) are arranged in a ring around the bottom frame (122), and the guard safety rope (152) is arranged around the plurality of guard uprights (151).

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