Modularized support steel frame capable of being quickly assembled

Abstract

The utility model relates to the technical field of support steel frames, and discloses a modularized support steel frame capable of being quickly assembled, which comprises a plurality of groups of bases, the tops of the bases are connected with support frames through bolts, and arc-shaped brackets are fixed at the tops of the support frames; pull rods are connected between the adjacent arc-shaped supports through bolts, limiting rods are connected between the adjacent supporting frames through bolts, and a plurality of first steel plates are laid on the tops of the limiting rods. A plurality of clamping tables are integrally formed on the two sides of the supporting frame, a full-bolt splicing connection mode is adopted, so that the assembling process of the supporting steel frame becomes very fast, the construction time is greatly shortened, the modular design allows the number of supports to be fast adjusted according to actual needs, the assembling efficiency is further improved, the supporting steel frame is made of high-strength steel, and the supporting steel frame is convenient to use. The self-weight of the section is reduced, meanwhile, the stability of the structure is guaranteed, the whole supporting system is clear in stress and good in safety, and the supporting steel frame can adapt to different installation environments through the foundation bolts of the base.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of supporting steel frame, concretely to the supporting steel frame of modularization can quick assembly. BACKGROUND

[0002] In order to prevent the phenomenon of falling and collapse during operation, causing secondary casualties, the damaged structure in the tunnel needs temporary support, and the current support technology mainly includes: cement mortar finishing repair support structure surface damage, shotcrete reinforcement, grouting solidification support, carbon fiber reinforcement technology, anchor rod support, expansion screw steel mesh support, round wood support, steel structure support, fabricated component support and the like. Temporary support mainly adopts steel structure support or fabricated component support.

[0003] In the process of tunnel, foundation pit and other civil engineering construction, the stability and construction efficiency of the supporting structure are crucial to the safety and progress of the project. The traditional supporting structure is connected by welding or riveting, and the assembly process is complicated and time-consuming, which is difficult to meet the rapid construction demand in emergency rescue and other emergency situations. At the same time, the traditional supporting structure often lacks flexibility, and it is difficult to quickly adjust the length and quantity of the support according to the actual needs, which increases the construction difficulty and cost. Therefore, a modularized and quickly assembled supporting steel frame is proposed. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a modularized and quickly assembled supporting steel frame to solve the problems in the above background technology.

[0005] To achieve the above purpose, the utility model provides the following technical scheme: a modularized and quickly assembled supporting steel frame, comprising a plurality of groups of bases, the top of the base is connected with a support frame through bolts, the top of the support frame is fixed with an arc-shaped support;

[0006] Adjacent arc-shaped supports are connected with pull rods through bolts, and adjacent support frames are connected with limit rods through bolts, and the top of the limit rod is laid with a plurality of first steel plates;

[0007] The two sides of the support frame are integrally formed with a plurality of clamping tables, and the one side of the clamping table is connected with a second steel plate outside the support frame;

[0008] The one side of the support frame is fixed with two second connecting plates, the one side of the second connecting plate is connected with a first connecting plate through bolts, and the first connecting plates are fixed with a connecting frame;

[0009] The bottom of the arc-shaped support is provided with a protective net, and the one side of the protective net is provided with a connecting assembly.

[0010] As preferred, the number of the base in each group is two, and the two arc-shaped supports are connected through bolts.

[0011] Preferably, the connecting assembly comprises a plurality of limiting racks and plastic supports, the top of the plastic support is connected with a plurality of sleeves, and the inside of the limiting rack is provided with a placing groove.

[0012] Preferably, the bottom of the plastic support is bonded to the top of the protective net, and the top of the limiting rack is fixed to the bottom of the arc-shaped support.

[0013] Preferably, the inner wall of the placing groove is provided with a limiting groove, and the inner side of the limiting groove is provided with a baffle.

[0014] Preferably, the side of the limiting rack is inserted with a sliding column, and one end of the sliding column is fixed to one side of the baffle.

[0015] Preferably, the outer side of the sliding column is sleeved with a spring, and the two ends of the spring are connected to one side of the baffle and the placing groove, respectively.

[0016] Compared with the prior art, the above technical scheme has the following technical effects:

[0017] I. The connecting mode of full bolt splicing makes the assembly process of the supporting steel frame very fast, greatly shortens the construction time, the modular design allows the number of supports to be quickly adjusted according to actual needs, further improves the assembly efficiency, the supporting steel frame is made of high-strength steel material, reduces the self-weight of the cross section, and at the same time ensures the stability of the structure, so that the entire supporting system is clear in stress and good in safety, the anchor bolts of the base make the supporting steel frame adapt to different installation environments, especially in emergency rescue engineering, a stable supporting system can be quickly built, providing protection for emergency temporary passage of personnel and materials, the modular design of the supporting steel frame allows the number of supports to be flexibly adjusted according to the length of the required support, and at the same time, the disassembly is also very convenient, simple and flexible to use, which not only improves the construction efficiency, but also reduces the cost.

[0018] II. By pushing the baffle to compress the spring and release the sleeve, the connection and disassembly steps of the protective net and the arc-shaped support are greatly simplified, the entire process becomes simple and fast, the user can adjust the position or number of the protective net at any time according to actual needs, the flexibility and adaptability of use are enhanced, the time required for installation and disassembly is greatly shortened, and the working efficiency is improved. BRIEF DESCRIPTION OF DRAWINGS

[0019] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the accompanying drawings needed to be used in the embodiments or prior art description will be briefly introduced. Obviously, the accompanying drawings in the following description only represent some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained without creative labor.

[0020] Fig. 1 It is a first perspective structural schematic view of the utility model;

[0021] Fig. 2 It is a second perspective structural schematic view of the utility model;

[0022] Fig. 3 It is a structural schematic view of the connecting frame of the utility model;

[0023] Fig. 4 It is a structural schematic view of the protective net of the utility model;

[0024] Fig. 5 It is a structural schematic view of the main view of the limiting frame of the utility model.

[0025] The reference signs are explained as follows: 1, base; 2, supporting frame; 3, connecting frame; 4, limiting rod; 5, first steel plate; 6, second steel plate; 7, arc-shaped support; 8, pull rod; 9, connecting assembly; 91, limiting frame; 92, spring; 93, limiting groove; 94, baffle; 95, plastic support; 96, sleeve ring; 97, placing groove; 98, sliding column; 10, clamping table; 11, first connecting plate; 12, second connecting plate; 13, protective net. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the present application will be described clearly and completely below with the accompanying drawings in the embodiments of the present application. Obviously, the described embodiments only represent some embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all the other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present application.

[0027] It should be noted that the structures, proportions, sizes, etc. shown in the drawings of the present specification are only used to cooperate with the disclosed content of the specification, to be understood and read by those skilled in the art, and do not define the limiting conditions for the implementation of the present application, and therefore do not have technical substantive significance. Any modification of the structure, change of the proportion relationship or adjustment of the size, without affecting the effects and purposes that can be achieved by the present application, should still fall within the scope of the disclosed technical content of the present application.

[0028] Embodiment one

[0029] Please refer to Figs. 1-3 The utility model provides a technical scheme: modularization can quick assembly's support steel frame, including a plurality of groups base 1, the bottom of base 1 is equipped with anchor bolt, and the top of base 1 is connected with support frame 2 through bolt, and the top of support frame 2 is fixed with arc support 7;Adjacent arc support 7 is connected with pull rod 8 through bolt, and adjacent support frame 2 is connected with limiting rod 4 through bolt, and the top of limiting rod 4 is paved with a plurality of first steel plate 5;Support frame 2 both sides are integrally formed with a plurality of card station 10, and the one side of card station 10 is connected with the second steel plate 6 located outside support frame 2, and the material of first steel plate 5 and second steel plate 6 adopts Q355B, adopts the connecting mode of full bolt splicing, makes the assembly process of support steel frame become very fast, greatly shortens construction time, and the modularization design allows quick adjustment support frame quantity according to actual needs, further improves the assembly efficiency, and the total amount of single component is moderate, convenient for small -size machinery to carry;

[0030] Support frame 2 one side is fixed with the second connecting plate 12 of two, and the one side of second connecting plate 12 is connected with the first connecting plate 11 through bolt, and the first connecting plate 11 is fixed with connecting frame 3, and the material of base 1, support frame 2, connecting frame 3, limiting rod 4, first steel plate 5, second steel plate 6, arc support 7 and pull rod 8 is steel, and support steel frame is made of high-strength steel, reduces the cross section self weight, guarantees the stability of structure simultaneously, makes the entire support system stress clear, and base 1, support frame 2, connecting frame 3, limiting rod 4, arc support 7 and pull rod 8 are connected through bolt, form support steel frame system, bear various external loads. Through usual assembly practice, the assembly speed can be improved, and it is suitable for emergency rescue. The connecting frame 3 is composed of two circular tubes, which are hingedly connected to each other, so that the two circular tubes can rotate relative to each other.

[0031] Arc support 7 bottom is equipped with protective net 13, and the one side of protective net 13 is equipped with connecting assembly 9, and the number of each group base 1 is two, and two arc supports 7 are connected through bolts, and the modular design of support steel frame makes it can flexibly adjust the number of supports according to the length of the support needed, and it is also very convenient to disassemble and use simply and flexibly.

[0032] Working principle: when the steel support frame needs to be quickly assembled, first take multiple bases 1, support frames 2, connecting frames 3, limiting rods 4, first steel plates 5, second steel plates 6, arc-shaped supports 7, pull rods 8 and first connecting plates 11, first connect a single support frame 2 and an arc-shaped support 7 through a bolt, then connect the arc-shaped supports 7 using a bolt, connect the assembled support frame 2 and arc-shaped support 7 together with the base 1 through a bolt, at this time, place the base 1, support frame 2 and arc-shaped support 7 vertically, connect the limiting rod 4 and pull rod 8 on one side of the support frame 2 and arc-shaped support 7 respectively using a bolt, so that the distance between adjacent support frames 2 is 1500mm, take the connecting frame 3, connect the first connecting plate 11 on one side of the connecting frame 3 with the second connecting plate 12 through a bolt, then lay multiple first steel plates 5 on the top of the limiting rod 4, and connect the second steel plate 6 to one side of the clamping table 10, backfill the outside of the second steel plate 6 with soil or gravel, adopt full bolt splicing for the connection mode, convenient installation, convenient manual modularization step-by-step quick assembly and formation of a stable system, use of high-strength steel material, reduction of cross-section self-weight, convenient assembly, strong adaptability of the anchor bolt of the base 1, quick and convenient assembly in emergency rescue engineering, clear stress, good safety, modularization assembly adjusts the number of supports according to the length of the support required, builds a quick and convenient disassembly, simple and flexible to use, low requirement for installation environment, can guarantee the emergency temporary passage of personnel and materials, quickly restore the logistics and information flow, and guarantee the temporary operation in the tunnel;

[0033] And the protective net 13 is arranged at the bottom of the arc-shaped support 7, which can prevent the personnel inside the support from being injured by falling objects from the top, and the protective net 13 arranged at the bottom of the arc-shaped support 7 can effectively prevent the personnel inside the support from being injured by falling objects from the top, further improving the safety of the support steel frame.

[0034] In summary, the full bolt splicing connection mode makes the assembly process of the support steel frame very quick, greatly shortening the construction time, the modularization design allows quick adjustment of the number of supports according to actual needs, further improving the assembly efficiency, the support steel frame is made of high-strength steel material, reducing the cross-section self-weight while ensuring the stability of the structure, making the entire support system have clear stress and good safety, the anchor bolt of the base 1 enables the support steel frame to adapt to different installation environments, especially in emergency rescue engineering, a stable support system can be quickly built to provide protection for the emergency temporary passage of personnel and materials, the modularization design of the support steel frame enables it to flexibly adjust the number of supports according to the length of the support required, and the disassembly is also very convenient, simple and flexible to use, which not only improves the construction efficiency, but also reduces the cost.

[0035] Example two

[0036] Please refer to Figs. 4-5 The difference between the present embodiment and example one is:

[0037] The connecting assembly 9 comprises a plurality of limiting racks 91 and plastic supports 95, the material of the plastic supports 95 is plastic, the plastic material has a certain elasticity, when the ring 96 is pulled, the plastic support 95 can provide elastic deformation, a plurality of rings 96 are connected to the top of the plastic support 95, the limiting rack 91 is internally provided with a placing groove 97, the baffle 94 is pushed to one side, at this time the baffle 94 compresses the spring 92, and the slide column 98 protrudes from one side of the limiting rack 91, at this time the baffle 94 is away from the inner side of the limiting groove 93, the bottom of the plastic support 95 is bonded to the top of the protective net 13, the top of the limiting rack 91 is fixed to the bottom of the arc-shaped support 7, the inner wall of the placing groove 97 is provided with a limiting groove 93, the inner side of the limiting groove 93 is provided with a baffle 94, the limiting rack 91 is inserted with a slide column 98 on one side, the ring 96 on the top of the plastic support 95 is sleeved on the bottom of the limiting rack 91, then the pushing force of the baffle 94 is released, according to this method, the protective net 13 and the arc-shaped support 7 can be quickly connected, one end of the slide column 98 is fixed to one side of the baffle 94, the outer side of the slide column 98 is sleeved with a spring 92, the two ends of the spring 92 are connected to the baffle 94 and one side of the placing groove 97 respectively, the way of pushing the baffle 94 to compress the spring 92 and releasing the ring 96 greatly simplifies the connection and disassembly steps of the protective net 13 and the arc-shaped support 7, so that the whole process becomes simple and fast.

[0038] Working principle: when it is needed to hang the protective net 13 on the inner wall top of the arc-shaped support 7, only need to push the baffle 94 to one side, at this time the baffle 94 compresses the spring 92, and the slide column 98 protrudes from one side of the limiting rack 91, at this time the baffle 94 is away from the inner side of the limiting groove 93, the ring 96 on the top of the plastic support 95 is sleeved on the bottom of the limiting rack 91, then the pushing force of the baffle 94 is released, according to this method, the protective net 13 and the arc-shaped support 7 can be quickly connected, the operation is simple and convenient;

[0039] When it is needed to disassemble the protective net 13, only need to push the baffle 94 to one side, so that the baffle 94 is away from the inner side of the limiting groove 93, then pull the ring 96, so that the ring 96 is away from one side of the limiting rack 91, then according to this method, the protective net 13 and the arc-shaped support 7 can be separated.

[0040] In summary, the way of pushing the baffle 94 to compress the spring 92 and releasing the ring 96 greatly simplifies the connection and disassembly steps of the protective net 13 and the arc-shaped support 7, so that the whole process becomes simple and fast, allows the user to adjust the position or quantity of the protective net 13 at any time according to the actual needs, enhances the flexibility and adaptability of use, greatly shortens the time required for installation and disassembly, thereby improves the work efficiency.

[0041] It is understood by those skilled in the art that the features recited in various embodiments of the present application and / or claims can be combined or / and integrated in various combinations, even if such combinations are not explicitly recited in the present application. In particular, the features recited in various embodiments of the present application and / or claims can be combined and / or integrated in various combinations without departing from the spirit and teachings of the present application. All these combinations and / or integrations fall within the scope of the present application.

Claims

1. Modular and quickly assemblable support steel frame comprising a plurality of groups of bases (1), characterized in that: The top of the base (1) is bolted with a support frame (2), and the top of the support frame (2) is fixed with an arc-shaped support (7); Adjacent arc-shaped supports (7) are bolted with a pull rod (8), and adjacent support frames (2) are bolted with a limiting rod (4), and the top of the limiting rod (4) is paved with a plurality of first steel plates (5); The two sides of the support frame (2) are integrally formed with a plurality of clamping tables (10), and the one side of the clamping table (10) is clamped with a second steel plate (6) outside the support frame (2); The side of the support frame (2) is fixed with two second connecting plates (12), and the one side of the second connecting plate (12) is bolted with a first connecting plate (11), and the first connecting plate (11) is fixed with a connecting frame (3) between them; The bottom of the arc-shaped support (7) is provided with a protective net (13), and the one side of the protective net (13) is provided with a connecting assembly (9).

2. The modular and rapidly assemblable steel support frame according to claim 1, characterized in that: The number of each group of the base (1) is two, and the two arc-shaped supports (7) are bolted.

3. The modular and rapidly assemblable support steel frame according to claim 1, characterized in that: The connecting assembly (9) comprises a plurality of limiting frames (91) and plastic supports (95), the top of the plastic support (95) is connected with a plurality of sleeve rings (96), and the inside of the limiting frame (91) is provided with a placing groove (97).

4. The modular and rapidly assemblable steel support frame according to claim 3, characterized in that: The bottom of the plastic support (95) is bonded to the top of the protective net (13), and the top of the limiting frame (91) is fixed to the bottom of the arc-shaped support (7).

5. The modular and rapidly assemblable steel support frame according to claim 4, characterized in that: The inner wall of the placing groove (97) is provided with a limiting groove (93), and the inner side of the limiting groove (93) is provided with a baffle (94).

6. The modular and rapidly assemblable steel support frame according to claim 5, characterized in that: The one side of the limiting frame (91) is inserted with a sliding column (98), and one end of the sliding column (98) is fixed to one side of the baffle (94).

7. The modular and rapidly assemblable steel support frame according to claim 6, characterized in that: The outer side of the sliding column (98) is sleeved with a spring (92), and the two ends of the spring (92) are connected to one side of the baffle (94) and the placing groove (97), respectively.

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