Slip beam adding device

The detachable connection structure of the sliding beam extension device solves the shortcomings of welding and extending sliding beams in the construction of high-rise structures, expands the construction scope and improves safety, and reduces construction costs and environmental impact.

CN119221704BActive Publication Date: 2026-01-16CHINA CONSTR THIRD ENG BUREAU GRP CO LTD
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Patent Information

Application Number
CN202411656995.7
Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Filing Date
2024-11-19
Publication Date
2026-01-16
Estimated Expiration
2044-11-19

AI Technical Summary

Technical Problem

In the construction of high-rise structures, the method of welding extended I-beams has the disadvantages of long construction time, poor welding conditions, high safety risks, serious environmental pollution, and inability to adapt to the installation, disassembly and relocation requirements under different working conditions.

Method used

A sliding beam section-addition device is provided, which is fixedly connected to the lower chord of the truss in the construction integration platform through a first connecting structure, and rotatably connected through a second connecting structure. The sliding beam to be added is fixed to the first sliding beam through a fixing structure, so as to realize detachable section addition, expand the construction range, and avoid interference and collision.

Benefits of technology

It achieves stability and safety of the sliding beam during construction, simplifies disassembly and assembly operations, reduces environmental pollution, improves installation efficiency and the versatility of components, and adapts to construction needs under different working conditions.

✦ Generated by Eureka AI based on patent content.

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Patent Text Reader

Abstract

The application discloses a sliding beam adding device, which comprises a first connecting structure, a second connecting structure and a fixing structure, the first connecting structure is fixedly connected with a lower chord of a truss in a construction integrated platform, the lower chord of the truss is provided with a first sliding beam, the first sliding beam is a sliding beam for hanging a hanger or a formwork in the construction integrated platform, a first end of the second connecting structure is rotatably connected with the first connecting structure, a second end of the second connecting structure is fixedly connected with a second sliding beam to be added, and the fixing structure is connected with the first sliding beam and the second sliding beam respectively, and is used for fixing the first sliding beam and the second sliding beam when the first sliding beam and the second sliding beam are close to each other and the end faces are aligned. According to the embodiment of the application, the second sliding beam to be added can be detachably connected with the first sliding beam in the construction integrated platform, so that the construction operation range can be expanded, and the interference and collision problems existing in the construction process can be solved.
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Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of building construction, and in particular to a sliding beam joint device. BACKGROUND

[0002] In high-rise structure construction, a self-climbing top form construction integrated platform is usually used, and a work-shaped sliding beam is hung under the truss of the steel platform to hang the hanger and the formwork. In general construction, the hanger or the formwork is moved on the work-shaped sliding beam to approach the construction area for construction operation; and in the process of jacking up the top form construction integrated platform, the hanger or the formwork needs to be moved to move away from the construction area to avoid collision in the process of jacking up.

[0003] However, in high-rise structure construction, as the structure height increases, the wall thickness of the main structure gradually decreases, and the wall outside shrinks to a great extent. If the wall shrinks too much, the moving distance of the hanger or the formwork will not meet the construction requirements, so that the construction area cannot be approached for construction operation. In order to solve this problem, the related art usually welds a lengthened work-shaped sliding beam at the end of the work-shaped sliding beam to meet the sliding distance requirement.

[0004] However, in high-rise structure construction, the welding of the lengthened work-shaped sliding beam has the problems of long construction operation time, poor welding conditions, high safety risk, and a large amount of waste gas pollution to the environment. At the same time, if there is interference collision at the lengthened work-shaped sliding beam during construction, or the lengthened work-shaped sliding beam needs to be removed in order to increase the lifting space, and the main structure shrinks very much, the moving length in the later stage cannot meet the construction requirements, so that the welding of the lengthened work-shaped sliding beam is not conducive to the later dismantling and modification, resulting in poor general turnover of the component, and cannot meet the requirements of the installation, disassembly and moving position under different working conditions.

[0005] Therefore, there is an urgent need for a sliding beam joint device that can install lengthened sliding beams of different lengths according to construction requirements. SUMMARY

[0006] The purpose of the embodiment of the present application is to provide a sliding beam joint device to solve the technical problems in the background art.

[0007] To achieve the above purpose, the embodiment of the present application provides a sliding beam joint device, comprising: a first connecting structure, a second connecting structure and a fixing structure.

[0008] The first connecting structure is fixedly connected with a truss bottom chord in a construction integrated platform, the truss bottom chord is provided with a first sliding beam, and the first sliding beam is a sliding beam for hanging a hanger or a formwork in the construction integrated platform.

[0009] The first end of the second connecting structure is rotatably connected with the first connecting structure, and the second end of the second connecting structure is fixedly connected with the second sliding beam of the section to be added;

[0010] The fixing structure is connected with the first sliding beam and the second sliding beam respectively, and is used for fixing the first sliding beam and the second sliding beam when the first sliding beam and the second sliding beam abut and the end faces are aligned.

[0011] In some embodiments, the first end of the first connecting structure and the second connecting structure is respectively provided with a matched first mounting hole;

[0012] The second connecting structure is rotatably connected with the first connecting structure by a pin shaft penetrating through the first end and a corresponding first mounting hole on the first connecting structure.

[0013] In some embodiments, the first connecting structure comprises a welding module, which is welded to the upper end face of the truss lower chord in a direction perpendicular to the extension direction of the truss lower chord;

[0014] The non-welding part of the welding module is provided with the first mounting hole, and the second connecting structure is rotatably connected with the welding module by the pin shaft penetrating through the first end and a corresponding first mounting hole on the welding module.

[0015] In some embodiments, the welding module comprises two connecting plates, each of which is provided with a corresponding first mounting hole, and the second connecting structure is arranged between the two connecting plates, and the pin shaft simultaneously penetrates through the second connecting structure and a corresponding first mounting hole on the two connecting plates.

[0016] In some embodiments, the first connecting structure comprises a clamp module, which comprises a lower clamping groove base, a first upper connecting plate and a second upper connecting plate;

[0017] The lower clamping groove base has opposite first and second sides, the first side of the lower clamping groove base is provided with an upper sliding groove, and the second side of the lower clamping groove base is provided with a lower clamping groove for clamping the upper flange plate of the first sliding beam, and the clamping position of the lower clamping groove on the upper flange plate of the first sliding beam is adjustable;

[0018] The first upper connecting plate and the second upper connecting plate are respectively connected to the first side wall surface and the second side wall surface of the upper chute, and a first transverse upper clamping groove is formed between the first upper connecting plate and the bottom wall surface of the upper chute, a second transverse upper clamping groove is formed between the second upper connecting plate and the bottom wall surface of the upper chute, and a middle upper clamping groove is formed between the first transverse upper clamping groove and the second transverse upper clamping groove, so as to form an upper clamping groove for clamping the lower flange plate of the truss lower chord, and the clamping position of the upper clamping groove on the lower flange plate of the truss lower chord is adjustable.

[0019] The second upper connecting plate is provided with the first mounting hole, and the second connecting structure is rotatably connected to the clamp module by penetrating the corresponding first mounting holes of the first end and the second upper connecting plate through the pin shaft.

[0020] In some embodiments, the first upper connecting plate is detachably connected to the first side wall surface of the upper chute, and the second upper connecting plate is fixedly connected to the second side wall surface of the upper chute or is detachably connected to the second side wall surface of the upper chute.

[0021] In some embodiments, the clamp module further comprises:

[0022] A tightening structure is arranged to fix the clamping position of the upper clamping groove on the truss lower chord.

[0023] In some embodiments, the fixing structure is arranged to fixedly connect the first sliding beam and the second sliding beam through a bolt structure and corresponding second mounting holes arranged on the first sliding beam and the second sliding beam, and the bolt structure is arranged to fix or release the connection between the first sliding beam and the second sliding beam.

[0024] In some embodiments, the sliding beam joint device further comprises two triangular plates.

[0025] The triangular plates are respectively arranged on the lower end surfaces of the first sliding beam and the second sliding beam, and the two triangular plates are tightly abutted against each other when the first sliding beam and the second sliding beam are fixedly connected.

[0026] The two triangular plates are respectively provided with corresponding third mounting holes, and the third mounting holes are arranged to fix the two triangular plates through a bolt structure when the two triangular plates are tightly abutted against each other.

[0027] In some embodiments, the sliding beam joint device further comprises a limiting plate, and the limiting plate is fixed on the sliding channel of the second sliding beam, and the limiting plate is arranged to limit the movement of the pulley on the second sliding beam.

[0028] The embodiment of the present application provides a sliding beam adding device, which is fixedly connected with a lower chord of a truss in a construction integrated platform through a first connecting structure, the lower chord of the truss is provided with a first sliding beam, a first end of a second connecting structure is rotatably connected with the first connecting structure, and a second end of the second connecting structure is fixedly connected with a second sliding beam to be added, so that the second sliding beam to be added can be rotated to be aligned with the first sliding beam in an end face, and the first sliding beam and the second sliding beam are fixed through a fixing structure, the purpose of detachably adding a section to the first sliding beam in the construction integrated platform can be achieved, the construction operation range is effectively expanded, and the interference and collision problems existing in the construction process are solved. BRIEF DESCRIPTION OF DRAWINGS

[0029] Figure 1a Fig. 1 is a first structural schematic view of the sliding beam adding device provided by the embodiment of the present application;

[0030] Figure 1b Fig. 2 is a second structural schematic view of the sliding beam adding device provided by the embodiment of the present application;

[0031] Figure 2a Fig. 3 is a structural schematic view of the second connecting structure in a turning condition provided by the embodiment of the present application; Figure 2b

[0032] Fig. 4 is a left view of the first connecting structure provided by the embodiment of the present application; Figure 3a Figure 1a Fig. 5 is a left view of the second connecting structure provided by the embodiment of the present application;

[0033] Figure 3b Figure 1b Fig. 6 is a left view of the fixing structure provided by the embodiment of the present application;

[0034] Figure 4 Fig. 7 is a structural schematic view of a clamp module provided by the embodiment of the present application;

[0035] Figure 5 Fig. 8 is another structural schematic view of the clamp module provided by the embodiment of the present application;

[0036] Figure 6 Fig. 9 is a third structural schematic view of the clamp module provided by the embodiment of the present application;

[0037] In the drawings, the reference signs are as follows:

[0038] 100, sliding beam adding device; 110, second connecting structure; 120, first connecting structure; 130, fixing structure; 140, triangular plate; 150, stiffening plate; 160, limiting plate;

[0039] 121, lower clamping groove base; 122, first upper connecting plate; 123, second upper connecting plate; 124, tightening structure; 125, limiting structure;

[0040] ​​1211, upper slide groove; 1211A, first side wall surface; 1211B, second side wall surface; 1211C, bottom wall surface; 1212, lower clamping groove;

[0041] 1241, top clamping rod; 1242, nut; 1243, blocking ring structure;

[0042] 200, truss lower chord; 300, first sliding beam; 400, second sliding beam; 500, pin shaft; 600, bolt structure; 700, welding block; 800, split pin;

[0043] H1, first mounting hole; H2, second mounting hole; H3, third mounting hole; H4, lifting hole; H5, positioning hole; H6, light hole; H7, threaded hole;

[0044] C, upper clamping groove; C1, first transverse upper clamping groove; C2, second transverse upper clamping groove; C3, middle upper clamping groove. DETAILED DESCRIPTION

[0045] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only some of the embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative labor fall within the scope of protection of the present application.

[0046] The term "comprising" and variations thereof as used herein are open-ended, that is "including but not limited to". The term "based on" is "based, at least in part, on". The term "one embodiment" means "at least one embodiment"; the term "another embodiment" means "at least one additional embodiment"; the term "some embodiments" means "at least some embodiments". Related definitions are given in the description below.

[0047] In the related art, in high-rise structure construction, a top form construction integrated platform is usually adopted to climb by itself, and a hanger and a formwork are hung by a truss under a steel platform. In general construction, the hanger or the formwork is moved on the I-shaped sliding beam to approach the construction area to perform construction work; and in the process of jacking up the top form construction integrated platform, the hanger or the formwork needs to be moved to move away from the construction area to avoid collision in the jacking process.

[0048] However, in high-rise structure construction, the wall thickness of the main structure tends to gradually decrease with the increase of the structure height, and the wall outside shrinks to a great extent. If the wall shrinks too much, the moving distance of the hanging bracket or the formwork cannot meet the construction requirements, so that the construction area cannot be approached for construction operation. In order to solve this problem, the welding lengthening I-shaped sliding beam is usually used at the end of the I-shaped sliding beam in the related art to meet the sliding distance requirement.

[0049] However, in the high-rise structure, the welding lengthening I-shaped sliding beam has the problems of long construction operation time, poor welding condition, high safety risk, and a large amount of waste gas pollution. At the same time, if there is interference collision of the lengthening I-shaped sliding beam during construction, or the lengthening I-shaped sliding beam needs to be removed in order to increase the lifting space, and the main structure shrinks very much, the moving length cannot meet the construction requirements in the later period, so that the welding lengthening I-shaped sliding beam is not conducive to the later dismantling and modification, resulting in that the component is not strong in general turnover, and cannot adapt to the installation, disassembly and moving position requirements under different working conditions.

[0050] Therefore, there is an urgent need for a sliding beam joint device which can conveniently install lengthening sliding beams of different lengths according to construction requirements.

[0051] In order to solve the technical problems existing in the related art, the embodiment provides a sliding beam joint device, please refer to Figures 1a-1b , Figure 1a is a first structural schematic diagram of the sliding beam joint device provided by the embodiment of the present application, Figure 1b is a second structural schematic diagram of the sliding beam joint device provided by the embodiment of the present application, as Figures 1a-1b shown, the sliding beam joint device 100 provided by the embodiment of the present application comprises a first connecting structure 120, a second connecting structure 110 and a fixing structure 130;

[0052] The first connecting structure 120 is fixedly connected with a truss bottom chord 200 in a construction integrated platform, the truss bottom chord 200 is provided with a first sliding beam 300, the first sliding beam 300 is a sliding beam for hanging a bracket or a formwork in the construction integrated platform; the first end of the second connecting structure 110 is rotatably connected with the first connecting structure 120, and the second end of the second connecting structure 110 is fixedly connected with a second sliding beam 400 to be jointed; the fixing structure 130 is connected with the first sliding beam 300 and the second sliding beam 400 respectively, and the fixing structure 130 is used for fixing the first sliding beam 300 and the second sliding beam 400 when the first sliding beam 300 and the second sliding beam 400 are close to each other and the end faces are aligned.

[0053] In the embodiment, the first sliding beam 300 and the second sliding beam 400 can be I-shaped sliding beams, and the hanger and the formwork are used to provide a construction operation area for construction workers; the second end of the second connecting structure 110 is connected to the upper end surface of the second sliding beam 400 to be added, and the connection mode can be a welding connection mode, so as to improve the structural rigidity of the sliding beam adding device 100.

[0054] By connecting the second sliding beam 400 to be added and the first sliding beam 300 on the construction integrated platform into one, the traditional welding lengthening mode of the sliding beam in the construction integrated platform is replaced, the integrity of the hanger or the formwork sliding on the sliding beam is ensured, the second sliding beam 400 of different lengths can be conveniently installed according to the construction needs, and the extension direction of the second sliding beam 400 can be rotated to the vertical direction, so that the operation range of the hanger or the formwork hung on the beam can be expanded, the problem of interference and collision in the jacking process of the construction integrated platform or the construction operation process can be solved, and the problem of insufficient space in the vertical lifting process of the hanger or the formwork can be solved. At the same time, the disassembly and assembly of the sliding beam adding device 100 are simple, the device can be recycled, welding is avoided, the pollution to the environment is reduced, the installation efficiency is improved, and the construction cost is effectively reduced, so as to support different use scenarios of the hanger sliding beam under the truss, and the device is a model of efficient and green construction.

[0055] Please continue to refer to Figure 1a and Figure 1b The first connecting structure 120 and the second connecting structure 110 are respectively provided with matched first mounting holes H1; the second connecting structure 110 is rotatably connected to the first connecting structure 120 by penetrating the first mounting holes H1 on the first end and the first connecting structure 120 through the pin shaft 500.

[0056] Specifically, the second connecting structure 110 can be detachably connected to the first connecting structure 120 by removing the pin shaft 500 penetrating the first mounting hole H1 when needed, so as to improve the convenience of the construction integrated platform adding sliding beam.

[0057] Optionally, after the pin shaft 500 penetrates the first mounting holes H1 on the second connecting structure 110 and the first connecting structure 120, the pin shaft 500 can be fixed in the first mounting hole H1 by the connection of the pin shaft 500 and the split pin 800.

[0058] As an optional embodiment, please continue to refer to Figure 1a and Figure 1bThe fixing structure 130 can be fixedly connected with the first sliding beam 300 and the second sliding beam 400 through the bolt structure 600 and the second mounting hole H2 arranged on the first sliding beam 300 and the second sliding beam 400 correspondingly, and the bolt structure 600 is used for fixing or releasing the connection between the first sliding beam 300 and the second sliding beam 400.

[0059] In this embodiment, the fixing structure 130 can be an angle steel structure, and the bolt structure 600 can include bolts and nuts of different specifications but matched with each other.

[0060] In this way, the fixing structure 130 is fixed between the first sliding beam 300 and the second sliding beam 400 through the bolt structure 600 penetrating the second mounting hole H2 arranged on the first sliding beam 300, the second sliding beam 400 and the fixing structure 130, so as to achieve the purpose of fixing the first sliding beam 300 and the second sliding beam 400, avoid the shaking of the first sliding beam 300 and the second sliding beam 400, and ensure the stability of the hanging rack or formwork hung below the first sliding beam 300 and the second sliding beam 400 when sliding.

[0061] As another optional embodiment, in order to further improve the stability of the connection between the first sliding beam 300 and the second sliding beam 400, the sliding beam joint device 100 can further include two triangular plates 140.

[0062] The triangular plates 140 are arranged at the lower end surfaces of the first sliding beam 300 and the second sliding beam 400 respectively, and the two triangular plates 140 are in close contact with each other when the first sliding beam 300 and the second sliding beam 400 are fixedly connected; the two triangular plates 140 are respectively provided with corresponding third mounting holes H3, and the third mounting holes H3 are used for fixing the two triangular plates 140 through the bolt structure 600 when the two triangular plates 140 are in close contact with each other.

[0063] In this way, the two triangular plates 140 in close contact with each other are fixed through the bolt structure 600 when the first sliding beam 300 and the second sliding beam 400 are in close contact with each other, so as to further avoid the shaking of the first sliding beam 300 and the second sliding beam 400, and effectively ensure the stability of the hanging rack or formwork hung below the first sliding beam 300 and the second sliding beam 400 when sliding.

[0064] Optionally, when the first sliding beam 300 and the second sliding beam 400 are close to each other, the first sliding beam 300 and the second sliding beam 400 can be fixed by using the fixing structure 130, the triangular plate 140 and the bolt structure 600 at the same time, which can effectively improve the carrying capacity of the sliding beam joint device 100, thereby ensuring the stability of the pulley of the hanging bracket or the formwork moving on the first sliding beam 300 and the second sliding beam 400.

[0065] Meanwhile, the sliding beam joint device 100 provided by the embodiment can also realize the release of the first sliding beam 300 and the second sliding beam 400 in the horizontal direction by disassembling the bolt structure 600 on the fixing structure 130 and the triangular plate 140, so that the second connecting structure 110 can be turned to a reasonable angle to avoid space interference or increase the hoisting space, thereby meeting the needs of different working conditions, as shown in Figure 2a and Figure 2b , Figure 2a and Figure 2b are a structure schematic view of the second connecting structure 110 in the turning condition provided by the embodiment.

[0066] After the bolt structure 600 on the fixing structure 130 and the triangular plate 140 is disassembled to realize the release of the first sliding beam 300 and the second sliding beam 400 in the horizontal direction, the embodiment can pass the bolt structure 600 through the two second mounting holes H2 vertically arranged on the fixing structure 130 and the first sliding beam 300 to fix the fixing structure 130 on the first sliding beam 300, so as to prevent the fixing structure 130 from shaking.

[0067] In some embodiments, in order to ensure the safety of the hanging bracket or the formwork hung below the first sliding beam 300 and the second sliding beam 400 when sliding, and avoid the hanging bracket or the formwork from sliding out of the slide on the second sliding beam 400, please refer to Figure 1a , Figure 1b Figure 2a and Figure 2b , the sliding beam joint device 100 provided by the embodiment can also include a limiting plate 160, the limiting plate 160 is fixed on the slide of the second sliding beam 400, and the limiting plate 160 is used for limiting the movement of the pulley on the second sliding beam 400.

[0068] Specifically, the limiting plate 160 provided by the embodiment can be arranged at the farthest end of the slide of the second sliding beam 400 away from the first sliding beam 300, or can be arranged at the middle position of the slide of the second sliding beam 400. The position of the limiting plate 160 arranged on the slide of the second sliding beam 400 can be set according to actual needs, as long as the hanging bracket or the formwork can be prevented from sliding out of the slide on the second sliding beam 400, and the specific limitation is not made here.

[0069] It should be noted that the limiting plate 160 provided in the embodiment can be welded on the slide of the second sliding beam 400 to be connected with the second sliding beam 400 as a whole, so as to effectively guarantee the limiting capability of the limiting plate 160 and avoid the limiting plate 160 from being knocked off by the pulley on the second sliding beam 400.

[0070] It should be noted that the limiting plate 160 provided in the embodiment can be welded on the slide of the second sliding beam 400 to be connected with the second sliding beam 400 as a whole, so as to effectively guarantee the limiting capability of the limiting plate 160 and avoid the limiting plate 160 from being knocked off by the pulley on the second sliding beam 400.

[0071] In some embodiments, the second connecting structure 110 provided in the embodiment can be provided with a lifting hole H4, which is used for lifting the sliding beam joint device 100 when the sliding beam joint device 100 is installed or transported, so as to effectively improve the portability of the sliding beam joint device 100 provided in the embodiment. At the same time, the sliding beam joint device 100 provided in the embodiment can be conveniently disassembled or hung by a lifting cable according to the needs of construction, the second connecting structure 110 is turned to a reasonable angle, and the sliding beam joint device 100 can effectively adapt to the needs of the construction space and construction error to meet the position requirements of installation, disassembly, turnover and movement under different working conditions.

[0072] In some embodiments, in order to realize the detachable joint of the sliding beam, please continue to refer to Figure 1a and Figure 2a The first connecting structure 120 provided in the embodiment can include a welding module, which is welded and connected with the upper end surface of the truss bottom chord 200 in a direction perpendicular to the extension direction of the truss bottom chord 200; the non-welding part of the welding module is provided with the first mounting hole H1, and the second connecting structure 110 is rotatably connected with the welding module by penetrating the first mounting hole H1 corresponding to the first end and the welding module through the pin shaft 500. Specifically, the welding module and the truss bottom chord 200 can be welded and connected through the welding block 700.

[0073] The welding module can be provided with one or more mounting holes, one of which is a first mounting hole H1, which is mainly used to realize rotation between the second connecting structure 110 and the welding module. The other mounting holes can be used to pass through the other mounting holes by any fixing structure 130 after the second connecting structure 110 is rotated to a specified position (the position of the second connecting structure 110 after the second sliding beam 400 is docked with the first sliding beam 300) to be fixed, so as to prevent the second connecting structure 110 from shaking / rotating and improve the stability of the hanging rack or formwork hung below the first sliding beam 300 and the second sliding beam 400 when sliding.

[0074] In the embodiment, please refer to Figure 3a , Figure 3a is a left view of Figure 1a provided by the embodiment of the present application, as shown in Figure 3a , the welding module provided by the embodiment can include two connecting plates, each of which is provided with a corresponding first mounting hole H1, the second connecting structure 110 is arranged between the two connecting plates, and the pin shaft 500 simultaneously penetrates the second connecting structure 110 and the corresponding first mounting holes H1 on the two connecting plates.

[0075] Specifically, after the pin shaft 500 simultaneously penetrates the second connecting structure 110 and the first mounting holes H1 on the two connecting plates, the pin shaft 500 can be fixed in the first mounting hole H1 by the connection of the pin shaft 500 and the split pin 800.

[0076] In some embodiments, in order to improve the stability of the connection between the second connecting structure 110 and the sliding beam provided by the embodiment and ensure the structural rigidity of the second connecting structure 110, please refer to Figure 1a , Figure 2a and Figure 3a , the second connecting structure 110 provided by the embodiment can also be provided with a stiffener 150, which can be arranged on the side of the second connecting structure 110 close to the second sliding beam 400 and fixedly connected with the second sliding beam 400. The stiffener 150 is used to enhance the structural rigidity of the second connecting structure 110.

[0077] Specifically, the stiffener 150 provided by the embodiment can be welded and connected with the upper end surface of the second sliding beam 400, so as to enhance the structural rigidity of the second connecting structure 110.

[0078] In other embodiments, also for the purpose of realizing the detachable extension of the sliding beam, please refer to Figure 1b , Figure 2b and Figure 3b, Figure 3b This is provided by the embodiments of the present invention. Figure 1b The left view, such as Figure 1b , Figure 2b as well as Figure 3b As shown, the first connection structure 120 provided in this embodiment may further include a clamping module, which includes a lower slot base 121, a first upper connecting plate 122 and a second upper connecting plate 123.

[0079] The lower slot base 121 has a first side and a second side. The first side of the lower slot base 121 is provided with an upper sliding groove 1211, and the second side of the lower slot base 121 is provided with a lower slot 1212. The lower slot 1212 is used to engage the upper flange plate of the first sliding beam 300, and the engagement position of the lower slot 1212 on the upper flange plate of the first sliding beam 300 is adjustable. The first upper connecting plate 122 and the second upper connecting plate 123 are respectively connected to the first side wall 1211A and the second side wall 1211B of the upper sliding groove 1211. A first transverse upper slot C1 is formed between the first upper connecting plate 122 and the bottom wall 1211C of the upper sliding groove 1211. A second transverse upper groove C2 is formed between 123 and the bottom wall surface 1211C of the upper sliding groove 1211. A middle upper groove C3 is spaced between the first transverse upper groove C1 and the second transverse upper groove C2. The first transverse upper groove C1, the second transverse upper groove C2 and the middle upper groove C3 form an upper groove C. The upper groove C is used to engage the lower flange plate of the lower chord 200 of the truss. The engagement position of the upper groove C on the lower flange plate of the lower chord 200 of the truss is adjustable. The second upper connecting plate 123 is provided with the first mounting hole H1. The second connecting structure 110 is rotatably connected to the clamp module by passing through the first mounting hole H1 corresponding to the first end and the second upper connecting plate 123 via the pin 500.

[0080] The lower slot base 121 has a first side and a second side that are opposite to each other, which are the upper and lower sides of the lower slot base 121. The first side wall 1211A and the second side wall 1211B that are opposite to each other are the left side wall and the right side wall of the upper slide groove 1211.

[0081] In the embodiment, the upper clamping groove C of the clamp module is used for clamping the lower flange plate of the truss lower chord 200, and the clamping position of the upper clamping groove C on the lower flange plate of the truss lower chord 200 is adjustable. Specifically, after the upper clamping groove C is clamped on the lower flange plate of the truss lower chord 200, the upper clamping groove C can move along the length direction of the lower flange plate of the truss lower chord 200, so that the position of the connection between the truss lower chord 200 and the clamp module is adjustable. The lower clamping groove 1212 of the clamp module is used for clamping the upper flange plate of the first sliding beam 300, and the clamping position of the lower clamping groove 1212 on the upper flange plate of the first sliding beam 300 is adjustable. Specifically, after the lower clamping groove 1212 is clamped on the upper flange plate of the first sliding beam 300, the lower clamping groove 1212 can move along the length direction of the upper flange plate of the first sliding beam 300, so that the position of the connection between the first sliding beam 300 and the clamp module is adjustable.

[0082] In addition, in the implementation, the shapes of the upper sliding groove 1211, the first upper connecting plate 122 and the second upper connecting plate 123 can be designed to match the shape of the upper clamping groove C formed by the three components with the shape of the lower flange plate of the truss lower chord 200, and the shape of the lower clamping groove 1212 can be designed to match the shape of the upper flange plate of the first sliding beam 300, so that the clamp module can firmly connect the lower flange plate of the truss lower chord 200 and the upper flange plate of the first sliding beam 300.

[0083] Optionally, the upper clamping groove C and the lower clamping groove 1212 can be T-shaped clamping grooves.

[0084] In some embodiments, please refer to Figure 1b , Figure 4 and Figure 5 , Figure 4 is a structural schematic diagram of the clamp module provided in the embodiment of the present application, Figure 5 is another structural schematic diagram of the clamp module provided in the embodiment of the present application, as shown in Figure 1b , the first upper connecting plate 122 and the second upper connecting plate 123 can be fixed connecting plates and are respectively fixedly connected to the first side wall surface 1211A and the second side wall surface 1211B of the upper sliding groove 1211; or, as shown in Figure 4 , the first upper connecting plate 122 and the second upper connecting plate 123 can be detachable connecting plates and are respectively detachably connected to the first side wall surface 1211A and the second side wall surface 1211B of the upper sliding groove 1211; or, as shown in Figure 5As shown, the first upper connecting plate 122 can be a fixed connecting plate fixedly connected to the first side wall surface 1211A of the upper chute 1211, and the second upper connecting plate 123 can be a detachable connecting plate detachably connected to the second side wall surface 1211B of the upper chute 1211; or the first upper connecting plate 122 can be a detachable connecting plate detachably connected to the first side wall surface 1211A of the upper chute 1211, and the second upper connecting plate 123 can be a fixed connecting plate fixedly connected to the second side wall surface 1211B of the upper chute 1211.

[0085] Specifically, in the embodiment in which the first upper connecting plate 122 is a detachable connecting plate and the second upper connecting plate 123 is also a detachable connecting plate, as shown in Figure 4 Specifically, in the embodiment in which the first upper connecting plate 122 is a detachable connecting plate and the second upper connecting plate 123 is also a detachable connecting plate, as shown in

[0086] Specifically, in the embodiment in which the first upper connecting plate 122 is a detachable connecting plate and the second upper connecting plate 123 is also a detachable connecting plate, as shown in Figure 5As shown, the specific operation process of clamping the upper clamping groove C of the clamp module on the lower chord 200 of the truss can include: in the case that the first upper connecting plate 122 is in a disassembled state, that is, not connected with the first side wall surface 1211A of the upper sliding groove 1211, inserting the right side of the lower chord 200 of the truss into the second transverse upper clamping groove C2 formed by the second upper connecting plate 123 and the bottom wall surface 1211C of the upper sliding groove 1211, and making the lower surface of the lower chord 200 of the truss abut against the bottom wall surface 1211C of the upper sliding groove 1211; then, detachably connecting the first upper connecting plate 122 above the left side of the lower chord 200 of the truss on the first side wall surface 1211A of the upper sliding groove 1211 to form the first transverse upper clamping groove C1 clamped on the left side of the lower chord 200 of the truss, thereby forming the upper clamping groove C formed by the inner wall surface of the upper sliding groove 1211 and the first upper connecting plate 122 and the second upper connecting plate 123 clamped on the lower chord 200 of the truss, so as to realize the assembly of the clamp module on the lower chord 200 of the truss.

[0087] It can be understood that, compared with the scheme that the first upper connecting plate 122 is a detachable connecting plate and the second upper connecting plate 123 is a detachable connecting plate (i.e. Figure 4 ), the scheme that the first upper connecting plate 122 is a detachable connecting plate and the second upper connecting plate 123 is a fixed connecting plate (i.e. Figure 5 ) can better adapt to different use conditions of the clamp module, and can simplify the clamp module and help to quickly assemble the clamp module on the lower chord 200 of the truss on site.

[0088] In some examples, the fixed connecting plate can be connected on the side surface of the upper sliding groove 1211 by welding connection.

[0089] In some specific embodiments, as shown in Figure 4 , when the first upper connecting plate 122 is a detachable connecting plate, it can be L-shaped and can include a side plate and a bottom plate, wherein the side plate is detachably connected on the first side wall surface 1211A of the upper sliding groove 1211, and the bottom plate is connected with the side plate, for example, can be connected vertically. And a first transverse upper clamping groove C1 is formed between the first upper connecting plate 122 and the bottom wall surface 1211C of the upper sliding groove 1211, which can be specifically that a first transverse upper clamping groove C1 is formed between the bottom plate of the first upper connecting plate 122 and the bottom wall surface 1211C of the upper sliding groove 1211.

[0090] In some examples, as shown in Figure 4As shown in FIG. 4, the side plate of the detachable connecting plate can be connected to the first side wall surface 1211A of the upper chute 1211 by the bolt structure 600, for example, can be connected to the first side wall surface 1211A of the upper chute 1211 by the bolt structure 600, specifically, the bolt structure 600 can pass through the side plate of the detachable connecting plate and the first side wall of the upper chute 1211 in sequence and be fastened and connected by the nut 1242. Wherein, the bolt structure 600 can be specifically GB5783 bolt structure.

[0091] In some embodiments, as shown in FIG. 4, the second upper connecting plate 123 can also be L-shaped when it is a detachable connecting plate, and can include a side plate and a bottom plate, wherein the side plate is detachably connected to the second side wall surface 1211B of the upper chute 1211, and the bottom plate is connected to the side plate, for example, can be connected vertically. And the second transverse upper clamping groove C2 is formed between the bottom plate of the second upper connecting plate 123 and the bottom wall surface 1211C of the upper chute 1211, which can be specifically that the second transverse upper clamping groove C2 is formed between the bottom plate of the second upper connecting plate 123 and the bottom wall surface 1211C of the upper chute 1211.

[0092] In some examples, the side plate of the detachable connecting plate can be connected to the second side wall surface 1211B of the upper chute 1211 by the bolt structure 600. Specifically, the bolt structure 600 can pass through the side plate of the detachable connecting plate and the second side wall of the upper chute 1211 in sequence and be fastened and connected by the nut 1242. Wherein, the bolt structure 600 can be specifically GB5783 bolt structure.

[0093] In the above embodiment, as shown in FIG. 4, Figure 4 As shown in FIG. 4, the clamp module can further include a clamping structure 124 for fixing the clamping position of the upper clamping groove C on the lower chord 200.

[0094] Specifically, after the upper clamping groove C of the clamp module is clamped on the lower flange plate of the lower chord 200, the clamp module can be moved along the length direction of the lower flange plate of the lower chord 200, so as to adjust the clamping position of the upper clamping groove C of the clamp module on the lower flange plate of the lower chord 200. And after the clamping position of the upper clamping groove C of the clamp module on the lower flange plate of the lower chord 200 is adjusted to a specified position, the lower flange plate of the lower chord 200 in the upper clamping groove C and the upper clamping groove C can be fixed by the clamping structure 124, so as to ensure that the relative position of the lower flange plate of the lower chord 200 and the upper clamping groove C does not change. In this way, it is ensured that the clamp module can meet the different installation accuracy requirements of the lower flange plate of the lower chord 200.

[0095] It should be noted that the present embodiment does not limit the specific structure and arrangement position of the clamping structure 124, and the clamping structure 124 can achieve the clamping position of the upper clamping groove C on the lower flange plate of the truss lower chord 200.

[0096] Optionally, as shown in FIG. 12, the clamping structure 124 can include a clamping rod 1241, which is arranged to pass through the inner wall surface (for example, the bottom wall surface 1211C) of the upper sliding groove 1211 and extend into the upper sliding groove 1211, and the length of the clamping rod 1241 in the upper clamping groove C is adjustable. In this way, when the upper clamping groove C is clamped on the lower flange plate of the truss lower chord 200, the clamping rod 1241 can be adjusted to clamp the lower flange plate of the truss lower chord 200 in the upper clamping groove C, thereby fixing the lower flange plate of the truss lower chord 200 in the upper clamping groove C. Figure 5

[0097] Specifically, the bottom wall surface 1211C of the upper sliding groove 1211 can be provided with a threaded hole H7 penetrating the lower clamping groove base 121, and the clamping rod 1241 can be threadedly connected with the threaded hole H7, so that the clamping rod 1241 can be screwed into or out of the threaded hole H7 to extend into or out of the upper clamping groove C.

[0098] In some specific embodiments, the clamping rod 1241 can be a screw rod. Specifically, the clamping structure 124 can include a screw, and the clamping rod 1241 can be the screw rod of the screw.

[0099] Specifically, the clamping structure 124 can further include a nut 1242 and a retaining ring structure 1243, which are arranged outside the upper sliding groove 1211, the nut 1242 is sleeved and fixed on the clamping rod 1241, and the retaining ring structure 1243 has opposite two ends (i.e., the upper end and the lower end of the retaining ring structure 1243), the upper end of the retaining ring structure 1243 is connected with the lower clamping groove base 121, and the retaining ring structure 1243 is used to limit the nut 1242 between the lower end of the retaining ring structure 1243 and the lower clamping groove base 121, thereby preventing the clamping rod 1241 of the clamping structure 124 from falling off the lower clamping groove base 121 after the connection between the clamping rod 1241 and the lower clamping groove base 121 is loosened. Figure 4

[0100] It should be noted that the present embodiment does not limit the specific structure and arrangement position of the retaining ring structure 1243, and the retaining ring structure 1243 cooperates with the nut 1242 to prevent the clamping rod 1241 of the clamping structure 124 from falling off the lower clamping groove base 121.

[0101] ​​Specifically, the blocking ring structure 1243 can be located directly below the lower clamping groove base 121 at the upper sliding groove 1211, and can be connected to the lower clamping groove base 121 by welding.

[0102] In some specific embodiments, the number of the aforementioned tightening structures 124 can be multiple, each of the multiple tightening structures 124 can include the aforementioned tightening rod 1241, and the tightening rod 1241 included in each of the tightening structures 124 is respectively used to pass through the bottom wall surface 1211C of the upper sliding groove 1211 and extend into the upper sliding groove 1211, and the length of the tightening rod 1241 included in each of the tightening structures 124 located in the upper clamping groove C can be independently adjusted. In this way, in the case that the upper clamping groove C is clamped to the lower flange plate of the truss bottom chord 200, by adjusting the length of the tightening rod 1241 included in each of the tightening structures 124 extending into the upper clamping groove C, the tightening rod 1241 included in each of the tightening structures 124 can be used to tighten different positions of the lower surface of the lower flange plate of the truss bottom chord 200 in the upper clamping groove C, thereby not only being able to more effectively fix the lower flange plate of the truss bottom chord 200 in the upper clamping groove C, but also being able to adapt to the installation levelness requirement of the lower flange plate of the truss bottom chord 200.

[0103] In the above embodiment, as shown in Figure 6 Figure 6 is a third structure diagram of the clamp module provided by the embodiments of the present application, and the clamp module can further include a limiting structure 125 for fixing the clamping position of the lower clamping groove 1212 on the upper flange plate of the first sliding beam 300.

[0104] Specifically, after the lower clamping groove 1212 of the clamp module is clamped to the upper flange plate of the first sliding beam 300, the clamp module can be moved along the length direction of the upper flange plate of the first sliding beam 300, so as to adjust the clamping position of the lower clamping groove 1212 of the clamp module on the upper flange plate of the first sliding beam 300. And after the clamping position of the lower clamping groove 1212 of the clamp module on the upper flange plate of the first sliding beam 300 is adjusted to a specified position, the upper flange plate of the first sliding beam 300 and the lower clamping groove 1212 in the lower clamping groove 1212 can be fixed by the aforementioned limiting structure 125, so as to ensure that the relative position of the upper flange plate of the first sliding beam 300 and the lower clamping groove 1212 no longer changes. In this way, it is ensured that the clamp module can meet different installation accuracy requirements of the upper flange plate of the first sliding beam 300.

[0105] And it should be noted that the specific structure and setting position of the limiting structure 125 are not limited in the present embodiment, and the limiting structure 125 can only realize the function of fixing the clamping position of the lower clamping groove 1212 on the upper flange plate of the first sliding beam 300. ​

[0106] In some embodiments, the limiting structure 125 can include a bolt structure 600, which, for example, is a GB5783 bolt structure, sequentially transversely passes through the first side wall of the lower clamping groove 1212, a pre-set through hole (not shown in the figure) of the first sliding beam 300, and the second side wall of the lower clamping groove 1212, and is fastened and connected by a nut 1242, for example, a GB6170 nut. The first side wall and the second side wall of the lower clamping groove 1212 are side walls on opposite sides of the first sliding beam 300 located in the lower clamping groove 1212.

[0107] Specifically, as shown in Figure 4 the first sliding beam 300 (for example, the web of the first sliding beam 300) can be provided with a positioning hole H5 for the bolt structure 600 to pass through, and the inner wall surface (for example, the side wall surface) of the lower clamping groove 1212 can be provided with a light hole H6 for exposing the positioning hole H5 of the first sliding beam 300 in the lower clamping groove 1212, so that the bolt structure 600 connects the positioning hole H5 of the first sliding beam 300 in the lower clamping groove 1212 and the light hole H6 of the inner wall surface of the lower clamping groove 1212 together, thereby preventing the movement of the first sliding beam 300 relative to the lower clamping groove 1212.

[0108] In other embodiments, the limiting structure 125 can include a jacking screw for passing through the inner wall of the lower clamping groove 1212 and extending into the lower clamping groove 1212 to achieve the jacking of the first sliding beam 300 in the lower clamping groove 1212.

[0109] Specifically, the inner wall surface (for example, the side wall surface) of the lower clamping groove 1212 can be provided with a threaded hole H7 for the jacking screw to pass through, and the threaded hole H7 is used to expose the first sliding beam 300 in the lower clamping groove 1212, so that the jacking screw passes through the threaded hole H7 and abuts against the first sliding beam 300 in the lower clamping groove 1212, thereby preventing the movement of the first sliding beam 300 relative to the lower clamping groove 1212.

[0110] Thus, after the lower flange plate of the truss lower chord 200 and the upper flange plate of the first sliding beam 300 are fixed by the clamp module provided in the above embodiments, the pin shaft 500 passes through the first mounting hole H1 corresponding to the first end of the second connecting structure 110 and the second upper connecting plate 123, so that the second connecting structure 110 is rotatably connected with the clamp module. Then, the second connecting structure 110 connected with the second sliding beam 400 to be added is rotated to the position where the second sliding beam 400 is aligned with the end surface (end surface of the flange plate) of the first sliding beam 300, and the first sliding beam 300 and the second sliding beam 400 are fixed by the fixing structure 130 and the triangular plate 140, thereby achieving the purpose of adding sliding beams to the first sliding beam 300 in the construction integrated platform.

[0111] In summary, the embodiment of the present application provides a sliding beam adding device, which comprises a first connecting structure, a second connecting structure and a fixing structure, the first connecting structure is fixedly connected with a lower chord of a truss in a construction integrated platform, the lower chord of the truss is provided with a first sliding beam, the first sliding beam is a sliding beam for hanging a hanger or a formwork in the construction integrated platform, a first end of the second connecting structure is rotatably connected with the first connecting structure, a second end of the second connecting structure is fixedly connected with a second sliding beam to be added, and the fixing structure is connected with the first sliding beam and the second sliding beam respectively, and is used for fixing the first sliding beam and the second sliding beam when the first sliding beam and the second sliding beam are close to each other and the end faces are aligned. By adopting the embodiment of the present application, the second sliding beam to be added can be detachably connected with the first sliding beam in the construction integrated platform, so that the construction operation range can be expanded, and the interference and collision problems existing in the construction process can be solved.

[0112] The above merely describes the preferred embodiments of the present application and is not intended to limit the present application, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

[0113] In addition, it needs to be explained that if the embodiments of the present application involve directional indications (such as up, down, left, right, front, back, etc.), the directional indications are only used to explain the relative position relationship, movement condition, etc. between components in a certain posture, and if the certain posture changes, the directional indications also change accordingly.

[0114] In addition, if the embodiments of the present application involve the description of "first", "second", etc., the description of "first", "second", etc. is only for the purpose of description, and cannot be understood as indicating or implying the relative importance of the indicated technical features or implicitly indicating the number of the indicated technical features. Therefore, the features limited by "first" and "second" can explicitly or implicitly include at least one of the features. In addition, the meaning of "and / or" appearing throughout the text includes three parallel solutions, for example, "A and / or B" includes A solution, or B solution, or A and B solutions. In addition, in the embodiments of the present application, "multiple" means more than two. In addition, the technical solutions of each embodiment can be combined with each other, but it must be based on the fact that a person skilled in the art can realize it, and when the combination of technical solutions appears contradictory or unachievable, it should be considered that the combination of technical solutions does not exist, and is not within the protection scope required by the present application.

[0115] The above has carried on the detailed introduction to the slide beam adding device provided by the embodiment of the application, the principle and implementation mode of the application are described by applying specific examples in this paper, the above embodiment is only used to help understand the application and its core idea; at the same time, for those skilled in the art, according to the idea of the application, the specific implementation mode and application range will be changed; according to the above, the content of the specification should not be understood as the limitation of the application. And for ordinary skilled people in the technical field, without departing from the principle of the application, some improvements and refinements can also be made, which are also considered as the protection scope of the application.

Claims

1. A skid beam adding device, characterized by, The utility model relates to a construction integrated platform, which comprises: a first connecting structure, a second connecting structure and a fixing structure; the first connecting structure is fixedly connected with a truss bottom chord in the construction integrated platform, the truss bottom chord is provided with a first sliding beam, and the first sliding beam is a sliding beam for hanging a hanger or a formwork in the construction integrated platform; the first end of the first connecting structure and the second connecting structure is respectively provided with a matching first mounting hole, the second connecting structure is rotatably connected with the first connecting structure through a pin shaft penetrating through the first end and the corresponding first mounting hole on the first connecting structure, and the second end of the second connecting structure is fixedly connected with a second sliding beam of a to-be-added section; the fixing structure is connected with the first sliding beam and the second sliding beam respectively, and the fixing structure is used for fixing the first sliding beam and the second sliding beam when the first sliding beam and the second sliding beam are close to each other and the end faces are aligned.

2. The skid beam adding device according to claim 1, characterized in that, the first connecting structure comprises a welding module, and the welding module is weldedly connected with the upper end face of the truss bottom chord in a direction perpendicular to the extension direction of the truss bottom chord; the non-welding part of the welding module is provided with the first mounting hole, and the second connecting structure is rotatably connected with the welding module through the pin shaft penetrating through the first end and the corresponding first mounting hole on the welding module.

3. The skid beam adding device according to claim 2, characterized in that, the welding module comprises two connecting plates, each connecting plate is provided with the corresponding first mounting hole, the second connecting structure is arranged between the two connecting plates, and the pin shaft simultaneously penetrates through the second connecting structure and the corresponding first mounting holes on the two connecting plates.

4. The skid beam adding device according to claim 1, characterized by the first connecting structure comprises a clamp module, and the clamp module comprises a lower clamping groove base, a first upper connecting plate and a second upper connecting plate; the lower clamping groove base has opposite first and second sides, the first side of the lower clamping groove base is provided with an upper sliding groove, and the second side of the lower clamping groove base is provided with a lower clamping groove used for clamping an upper flange plate of the first sliding beam, and the clamping position of the lower clamping groove on the upper flange plate of the first sliding beam is adjustable; the first upper connecting plate and the second upper connecting plate are respectively connected to the opposite first and second side wall faces of the upper sliding groove, a first transverse upper clamping groove is formed between the first upper connecting plate and the bottom wall face of the upper sliding groove, a second transverse upper clamping groove is formed between the second upper connecting plate and the bottom wall face of the upper sliding groove, a middle upper clamping groove is spaced between the first and second transverse upper clamping grooves, the first, second and middle upper clamping grooves form an upper clamping groove, the upper clamping groove is used for clamping a lower flange plate of the truss bottom chord, and the clamping position of the upper clamping groove on the lower flange plate of the truss bottom chord is adjustable; the second upper connecting plate is provided with the first mounting hole, and the second connecting structure is rotatably connected with the clamp module through the pin shaft penetrating through the first end and the corresponding first mounting hole on the second upper connecting plate.

5. The skid beam adding device according to claim 4, wherein The first upper connecting plate is detachably connected to the first side wall surface of the upper sliding groove; and the second upper connecting plate is fixedly connected to the second side wall surface of the upper sliding groove or is detachably connected to the second side wall surface of the upper sliding groove.

6. The skid beam adding device according to claim 4, wherein The clamp module further comprises: A top-tightening structure is arranged for fixing the clamping position of the upper clamping groove on the lower chord of the truss.

7. The skid beam adding device according to claim 1, wherein The fixing structure is arranged for fixedly connecting the first sliding beam and the second sliding beam through a bolt structure and second mounting holes arranged on the first sliding beam and the second sliding beam.

8. The skid beam adding device according to claim 1, wherein The sliding beam jointing device further comprises two triangular plates. The triangular plates are arranged on the lower end surfaces of the first sliding beam and the second sliding beam respectively, and the two triangular plates are tightly abutted against each other when the first sliding beam and the second sliding beam are fixedly connected. The two triangular plates are respectively provided with corresponding third mounting holes, and the third mounting holes are used for fixing the two triangular plates through a bolt structure when the two triangular plates are tightly abutted against each other.

9. The skid beam adding device according to claim 1, wherein The sliding beam jointing device further comprises a limiting plate, and the limiting plate is fixed on the sliding channel of the second sliding beam and is used for limiting the movement of the pulley on the second sliding beam.

Citation Information

Patent Citations

  • Construction system capable of adjusting construction range

    CN119266531A