Large-span slidable bailey truss formwork platform

Abstract

The invention relates to the field of formwork platform structures, in particular to a large-span slidable bailey truss formwork platform. Comprising four fixing rod pieces, two sets of first connecting pieces, two sets of second connecting pieces, a plurality of connecting rod pieces, an adjusting rod piece and a bailey truss assembly. Each group of first connecting pieces comprises a plurality of first connecting pieces, the first connecting pieces are arranged on the two fixed rod pieces located on the same side at intervals, and the first connecting pieces can move in the length direction of the fixed rod pieces; each group of second connecting pieces comprises a plurality of second connecting pieces, and the second connecting pieces are positioned above or below the fixed rod pieces, are respectively connected with the four first connecting pieces and are used for associating the four first connecting pieces; the two ends of the multiple connecting rod pieces are connected with the two second connecting pieces correspondingly. The adjusting rod pieces are arranged among the four fixing rod pieces in a penetrating mode, connected with the connecting rod pieces and used for adjusting the distance between the adjacent connecting rod pieces. The bailey truss assembly is installed on the four fixing rod pieces and can move in the length direction of the fixing rod pieces.

Description

Technical Field

[0001] The invention relates to the field of formwork platform structures, in particular to a large-span slidable Bailey frame formwork platform. Background Art

[0002] Bailey frames are steel frames that form certain units. They can be assembled into many components and equipment. They are widely used, especially in bridges. Bailey frames have the characteristics of simple structure, convenient transportation, fast erection, easy disassembly, large load-bearing capacity, strong structural rigidity and long fatigue life. In actual operation, they can form temporary bridges, emergency bridges and fixed bridges of various types and uses according to different spans required by actual needs.

[0003] In addition, Bailey frames are also used to provide initial support for various building structures, replacing steel pipe frame structures. When in use, multiple Bailey frames need to be interconnected, which is inconvenient to operate. Summary of the invention

[0004] Based on this, it is necessary to provide a large-span sliding Bailey frame formwork platform to address the above-mentioned technical problems. The formwork platform can be used in various scenarios according to actual needs, and initially saves the splicing steps of the Bailey frame components. It is more convenient to operate, has more adjustment methods, and has a wider range of applications.

[0005] The present invention provides a large-span slidable Bailey frame formwork platform, comprising:

[0006] four fixing rods;

[0007] Two groups of first connecting members, each group is provided with a plurality of first connecting members, and are installed at intervals on the two fixed rods located on the same side, and the first connecting members can move along the length direction of the fixed rods;

[0008] Two groups of second connecting members, each group is provided with a plurality of second connecting members, and are located above or below the fixed rod and are respectively connected to four first connecting members, so as to associate the four first connecting members;

[0009] A plurality of connecting rods, both ends of which are respectively connected to two of the second connecting members;

[0010] an adjusting rod, which is passed through the four fixing rods and connected to the connecting rods, and is used to adjust the distance between adjacent connecting rods;

[0011] The Bailey frame assembly is installed on the four fixed rods, and the Bailey frame assembly can move along the length direction of the fixed rods.

[0012] In one embodiment, an elastic connector is installed inside the Bailey frame assembly, and the Bailey frame assembly can be disassembled and connected by the elastic connector.

[0013] In one embodiment, the first connecting member includes a first sleeve, a first connecting rod and a second sleeve; the first sleeve is movably mounted on the fixed rod, the two ends of the first connecting rod are respectively connected to one side of the two first sleeves, and the second sleeve is located on the other side of the first sleeve.

[0014] In one embodiment, the second connecting member includes a second connecting rod, a first bent rod and a first fixed plate; the first fixed plate is arranged in the middle part of the second connecting rod, the two ends of the second connecting rod are respectively connected to one end of the two first bent rods, and the other end of the first bent rod is bent and movably inserted into the second sleeve.

[0015] In one embodiment, the second connecting member also includes a third connecting rod, a second bent rod and a second fixed plate; the second fixed plate is arranged in the middle of the third connecting rod, the two ends of the third connecting rod are respectively connected to one end of two second bent rods, and the other end of the second bent rod is bent and movably inserted into the second sleeve.

[0016] In one embodiment, the second connecting rod and the first bent rod are located in different planes, the third connecting rod and the second bent rod are located in different planes, and the first fixing plate and the second fixing plate are movably fitted and rotationally connected to each other.

[0017] In one embodiment, the connecting rod comprises a fourth connecting rod, a third fixing plate and a third sleeve; the fourth connecting rod passes through the first fixing plate and the second fixing plate, the third fixing plate is connected to the end of the fourth connecting rod, and the third sleeve is arranged in the middle of the fourth connecting rod and is sleeved on the adjusting rod.

[0018] In one embodiment, the adjusting rod includes multiple rotating parts and multiple connecting parts; the connecting part is inserted into multiple third sleeves, the connecting part is connected between two adjacent rotating parts, and both ends of the rotating part are respectively threadedly connected to one end of the two connecting parts.

[0019] In one embodiment, the Bailey frame assembly includes two connectable Bailey frames, and the connectable Bailey frames include a first rectangular tube, a second rectangular tube and a third rectangular tube; the two first rectangular tubes are arranged horizontally, a rectangular cavity is opened inside the first rectangular tube, a plug hole is opened at one end of the rectangular tube, and the plug hole is connected to the rectangular cavity, a first mounting hole is opened at the other end of the first rectangular tube, and the direction of the first mounting hole is perpendicular to the direction of the plug hole, the second rectangular tube is longitudinally arranged at the ends of the two first rectangular tubes, and a second mounting hole is opened on the surface of one of the second rectangular tubes, and the third rectangular tube is arranged in a fork-shaped structure, and a third mounting hole is opened on the third rectangular tube.

[0020] In one embodiment, the elastic connecting member includes two clamping blocks, a plug-in rod and two springs; the two clamping blocks are respectively clamped in the two rectangular cavities, the two ends of the plug-in rod respectively pass through the plug-in holes and connect the two clamping blocks, and the two springs are respectively located in the two rectangular cavities and are respectively sleeved on the two ends of the plug-in rod.

[0021] The above-mentioned large-span slidable Bailey frame formwork platform, the Bailey frame components are interspersed on multiple fixed rods, and can still be connected to each other through corresponding fasteners. In addition, the formwork platform can be spliced ​​to expand the coverage of the Bailey frame components. When in use, according to the actual needs of the occasion, the third connecting member is adjusted to change the distance between adjacent second connecting members, and at the same time, the spacing between two adjacent fixed rods in the horizontal position is changed. Then, the adjusting rod is adjusted to change the density of multiple second connecting members and the Bailey frame components, so that the formwork platform can have sufficient strength. Through the above-mentioned structural setting, the formwork platform can be used in various scenarios according to actual needs, and the splicing steps of the Bailey frame components are initially saved. It is more convenient to operate, has more adjustment methods, and has a wider range of applications. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] In order to more clearly illustrate the technical solutions in the present invention or the prior art, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings described below are some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0023] Figure 1 A schematic diagram of the three-dimensional structure of the Bailey frame formwork platform provided by the present invention;

[0024] Figure 2 One of the planar structural schematic diagrams of the Bailey frame formwork platform provided by the present invention;

[0025] Figure 3 The second schematic diagram of the planar structure of the Bailey frame formwork platform provided by the present invention;

[0026] Figure 4 A schematic structural diagram of a first connecting member, a second connecting member and a connecting rod provided by the present invention;

[0027] Figure 5 A schematic diagram of the structure of the adjusting rod provided by the present invention;

[0028] Figure 6 This is a schematic structural diagram of the Bailey frame assembly provided by the present invention.

[0029] Reference numerals:

[0030] 100, fixed rod; 200, first connecting member; 210, first sleeve; 220, first connecting rod; 230, second sleeve; 300, second connecting member; 310, second connecting rod; 320, first curved rod; 330, first fixed plate; 340, third connecting rod; 350, second curved rod; 360, second fixed plate; 400, connecting rod; 410, fourth connecting rod; 420, third fixing plate; 430, first Three sleeves; 500, adjusting rod; 510, rotating part; 520, connecting part; 600, Bailey frame assembly; 610, first rectangular tube; 611, rectangular cavity; 612, plug-in hole; 613, first mounting hole; 620, second rectangular tube; 621, second mounting hole; 630, third rectangular tube; 631, third mounting hole; 700, elastic connecting part; 710, block; 720, plug-in rod; 730, spring. DETAILED DESCRIPTION

[0031] In order to make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the technical solution in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0032] Combine the following Figures 1 to 6 The invention discloses a long-span slidable Bailey frame formwork platform.

[0033] In one embodiment, a large-span slidable Bailey frame formwork platform includes four fixed rods 100, two groups of first connecting members 200, two groups of second connecting members 300, a plurality of connecting rods 400, an adjusting rod 500 and a Bailey frame assembly 600; each of the two groups of first connecting members 200 is provided with a plurality of connecting rods, and each of the two groups of first connecting members 200 is installed at intervals on two fixed rods 100 located on the same side, and the first connecting members 200 can move along the length direction of the fixed rods 100; each of the two groups of second connecting members 300 is provided with a plurality of connecting rods, and each of the two groups of second connecting members 300 is installed at intervals on the fixed rods 100. Above or below the rod 100, and connected to four first connecting members 200 respectively, for associating the four first connecting members 200; the two ends of the multiple connecting rods 400 are respectively connected to the two second connecting members 300; the adjusting rod 500 is passed through the four fixed rods 100 and connected to the connecting rods 400, for adjusting the distance between adjacent connecting rods 400; the Bailey frame assembly 600 is installed on the four fixed rods 100, and the Bailey frame assembly 600 can move along the length direction of the fixed rods 100.

[0034] In the above-mentioned large-span slidable Bailey frame formwork platform, the Bailey frame assembly 600 is interspersed and arranged on multiple fixed rods 100, and they can still be connected to each other through corresponding fasteners. In addition, the formwork platform can be spliced ​​to expand the coverage of the Bailey frame assembly 600. When in use, according to the actual needs of the occasion, the third connecting member is adjusted to change the distance between adjacent second connecting members 300, and at the same time, the spacing between two adjacent fixed rods 100 in the horizontal position is changed. Then, the adjustment rod 500 is adjusted to change the density of multiple second connecting members 300 and the Bailey frame assembly 600, so that the formwork platform can have sufficient strength. Through the above-mentioned structural setting, the formwork platform can be used in various scenarios according to actual needs, and the splicing steps of the Bailey frame assembly 600 are initially saved. It is more convenient to operate, has more adjustment methods, and has a wider range of applications.

[0035] In one embodiment, an elastic connector 700 is installed inside the Bailey cage assembly 600 . The Bailey cage assembly 600 can be disassembled and connected by the elastic connector 700 .

[0036] Specifically, when the spacing of the fixing rods 100 is adjusted, the Bailey frame assembly 600 will be disassembled accordingly. In order to ensure the strength of the Bailey frame assembly 600, the elastic connector 700 will be connected inside the Bailey frame assembly 600, on the one hand to provide connection for the Bailey frame assembly 600, on the other hand to serve as internal support for the Bailey frame assembly 600.

[0037] In one embodiment, the first connecting member 200 includes a first sleeve 210, a first connecting rod 220 and a second sleeve 230; the first sleeve 210 is movably mounted on the fixed rod 100, and the two ends of the first connecting rod 220 are respectively connected to one side of the two first sleeves 210, and the second sleeve 230 is located on the other side of the first sleeve 210.

[0038] Specifically, the orientation of the first sleeve 210 is perpendicular to the orientation of the second sleeve 230 , two ends of the first connecting rod 220 are respectively connected to the two first sleeves 210 , and the length direction of the first connecting rod 220 coincides with the orientation of the second sleeve 230 .

[0039] In one embodiment, the second connecting member 300 includes a second connecting rod 310, a first bent rod 320 and a first fixed plate 330; the first fixed plate 330 is arranged in the middle of the second connecting rod 310, and the two ends of the second connecting rod 310 are respectively connected to one end of the two first bent rods 320, and the other end of the first bent rod 320 is bent and movably inserted into the second sleeve 230.

[0040] The second connecting member 300 also includes a third connecting rod 340, a second bent rod 350 and a second fixed plate 360; the second fixed plate 360 ​​is arranged in the middle of the third connecting rod 340, and the two ends of the third connecting rod 340 are respectively connected to one end of the two second bent rods 350, and the other end of the second bent rod 350 is bent and movably inserted into the second sleeve 230.

[0041] Specifically, the second connecting rod 310 and the first curved rod 320 are located in different planes, the third connecting rod 340 and the second curved rod 350 are located in different planes, the first fixing plate 330 and the second fixing plate 360 ​​are movably fitted and rotatably connected to each other. One end of the second connecting rod 310 and the second curved rod 350 are located at the same horizontal height, and one end of the third connecting rod 340 and the first curved rod 320 are located at the same horizontal height. This structural arrangement allows the second connecting rod 310 and the third connecting rod 340 to rotate with each other so as to always maintain a certain angle and avoid being too large or too small.

[0042] In one embodiment, the connecting rod 400 includes a fourth connecting rod 410, a third fixing plate 420 and a third sleeve 430; the fourth connecting rod 410 passes through the first fixing plate 330 and the second fixing plate 360, the third fixing plate 420 is connected to the end of the fourth connecting rod 410, and the third sleeve 430 is arranged in the middle of the fourth connecting rod 410 and is sleeved on the adjusting rod 500.

[0043] Specifically, the adjusting rod 500 includes multiple rotating parts 510 and multiple connecting parts 520; the connecting part 520 is inserted into multiple third sleeves 430, the connecting part 520 is connected between two adjacent rotating parts 510, and the two ends of the rotating part 510 are respectively threadedly connected to one end of the two connecting parts 520.

[0044] The threads at both ends of the rotating portion 510 are opposite, and the threads at both ends of the connecting portion 520 are the same, so that the distance between two adjacent connecting portions 520 increases or decreases by rotating one rotating portion 510 .

[0045] In one embodiment, the Bailey frame assembly 600 includes two connectable Bailey frames, which include a first rectangular tube 610, a second rectangular tube 620 and a third rectangular tube 630; the two first rectangular tubes 610 are arranged horizontally, a rectangular cavity 611 is opened inside the first rectangular tube 610, a plug hole 612 is opened at one end of the rectangular tube, and the plug hole 612 is connected to the rectangular cavity 611, a first mounting hole 613 is opened at the other end of the first rectangular tube 610, and the direction of the first mounting hole 613 is perpendicular to the direction of the plug hole 612, the second rectangular tube 620 is longitudinally arranged at the ends of the two first rectangular tubes 610, one of the second rectangular tubes 620 has a second mounting hole 621 on its surface, and the third rectangular tube 630 is arranged in a fork-shaped structure, and a third mounting hole 631 is opened on the third rectangular tube 630.

[0046] Specifically, the elastic connecting member 700 includes two clamping blocks 710, a plug-in rod 720 and two springs 730; the two clamping blocks 710 are respectively clamped in the two rectangular cavities 611, and the two ends of the plug-in rod 720 respectively pass through the plug-in hole 612 and connect the two clamping blocks 710, and the two springs 730 are respectively located in the two rectangular cavities 611 and are respectively sleeved on the two ends of the plug-in rod 720.

[0047] The technical features of the above-described embodiments may be arbitrarily combined. To make the description concise, not all possible combinations of the technical features in the above-described embodiments are described. However, as long as there is no contradiction in the combination of these technical features, they should be considered to be within the scope of this specification.

[0048] The above-mentioned embodiments only express several implementation methods of the present invention, and the description thereof is relatively specific and detailed, but it cannot be understood as limiting the scope of the patent of the present invention. It should be pointed out that, for ordinary technicians in this field, several variations and improvements can be made without departing from the concept of the present invention, which all belong to the protection scope of the present invention. Therefore, the protection scope of the patent of the present invention shall be subject to the attached claims.

Claims

1. A large-span slidable Bailey frame formwork platform, characterized in that: include: four fixing rods; Two groups of first connecting members, each group is provided with a plurality of first connecting members, and are installed at intervals on the two fixed rods located on the same side, and the first connecting members can move along the length direction of the fixed rods; Two groups of second connecting members, each group is provided with a plurality of second connecting members, and are located above or below the fixed rod and are respectively connected to four first connecting members, so as to associate the four first connecting members; A plurality of connecting rods, both ends of which are respectively connected to two of the second connecting members; An adjusting rod, which is passed between the four fixing rods and connected to the connecting rods, and is used to adjust the distance between adjacent connecting rods; The Bailey frame assembly is installed on the four fixed rods, and the Bailey frame assembly can move along the length direction of the fixed rods.

2. The large-span slidable Bailey frame formwork platform according to claim 1 is characterized in that: An elastic connecting piece is installed inside the Bailey frame assembly. The Bailey frame assembly can be disassembled and connected by the elastic connecting piece.

3. The large-span slidable Bailey frame formwork platform according to claim 2 is characterized in that: The first connecting member includes a first sleeve, a first connecting rod and a second sleeve; the first sleeve is movably sleeved on the fixed rod, the two ends of the first connecting rod are respectively connected to one side of the two first sleeves, and the second sleeve is located on the other side of the first sleeve.

4. The large-span slidable Bailey frame formwork platform according to claim 3 is characterized in that: The second connecting member includes a second connecting rod, a first bent rod and a first fixed plate; the first fixed plate is arranged in the middle of the second connecting rod, the two ends of the second connecting rod are respectively connected to one end of the two first bent rods, and the other end of the first bent rod is bent and movably inserted into the second sleeve.

5. The large-span slidable Bailey frame formwork platform according to claim 4 is characterized in that: The second connecting member also includes a third connecting rod, a second bent rod and a second fixed plate; the second fixed plate is arranged in the middle of the third connecting rod, the two ends of the third connecting rod are respectively connected to one end of the two second bent rods, and the other end of the second bent rod is bent and movably inserted into the second sleeve.

6. The large-span slidable Bailey frame formwork platform according to claim 5, characterized in that: The second connecting rod and the first bent rod are located in different planes, the third connecting rod and the second bent rod are located in different planes, and the first fixing plate and the second fixing plate are movably fitted and rotationally connected to each other.

7. The large-span slidable Bailey frame formwork platform according to claim 6, characterized in that: The connecting rod comprises a fourth connecting rod, a third fixing plate and a third sleeve; the fourth connecting rod passes through the first fixing plate and the second fixing plate, the third fixing plate is connected to the end of the fourth connecting rod, and the third sleeve is arranged in the middle of the fourth connecting rod and is sleeved on the adjusting rod.

8. The large-span slidable Bailey frame formwork platform according to claim 7, characterized in that: The adjusting rod comprises a plurality of rotating parts and a plurality of connecting parts; the connecting part is inserted into a plurality of the third sleeves, the connecting part is connected between two adjacent rotating parts, and the two ends of the rotating part are respectively threadedly connected to one end of the two connecting parts.

9. The large-span slidable Bailey frame formwork platform according to claim 8, characterized in that: The Bailey frame assembly includes two connectable Bailey frames, and the connectable Bailey frames include a first rectangular tube, a second rectangular tube and a third rectangular tube; the two first rectangular tubes are arranged horizontally, a rectangular cavity is opened inside the first rectangular tube, a plug hole is opened at one end of the rectangular tube, and the plug hole is communicated with the rectangular cavity, a first mounting hole is opened at the other end of the first rectangular tube, and the direction of the first mounting hole is perpendicular to the direction of the plug hole, the second rectangular tube is longitudinally arranged at the ends of the two first rectangular tubes, and a second mounting hole is opened on the surface of one of the second rectangular tubes, and the third rectangular tube is arranged in a fork-shaped structure, and a third mounting hole is opened on the third rectangular tube.

10. The large-span slidable Bailey frame formwork platform according to claim 9, characterized in that: The elastic connecting piece includes two clamping blocks, a plug-in rod and two springs; the two clamping blocks are respectively clamped in the two rectangular cavities, the two ends of the plug-in rod respectively pass through the plug-in holes and connect the two clamping blocks, and the two springs are respectively located in the two rectangular cavities and are respectively sleeved on the two ends of the plug-in rod.

Images