Reinforced excavation supporting structure

Abstract

The utility model discloses a reinforcing type excavation supporting structure in the technical field of excavation supporting structures, which comprises a foundation supporting piece, the foundation supporting piece is composed of a plurality of supporting frames, the supporting frames are evenly distributed on the periphery of an excavation area, supporting and reinforcing assemblies are installed in the supporting frames, each supporting and reinforcing assembly comprises four groups of vertical supporting pieces, and the vertical supporting pieces are arranged on the supporting frames. According to the scheme, through the ingenious clamping and inserting matching mode, the construction efficiency is greatly improved, all the components can be rapidly and accurately assembled, tedious steps in the installation process are reduced, a large amount of manpower, material resources and time do not need to be input, and the construction cost is reduced. The conditions of project progress delay and construction cost increase caused by complex installation are effectively avoided, the supporting stability is enhanced through the structural design, and the supporting structure can be effectively prevented from deforming, displacing and even collapsing in the face of complex geological conditions and large excavation projects, so that construction safety and project quality are guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to a kind of excavation support structure of reinforcement, in particular to a kind of excavation support structure of reinforcement. BACKGROUND

[0002] The reinforced excavation support structure is a support scheme used in the process of underground engineering excavation, aiming to improve the stability of soil, prevent the ground or surrounding soil from collapsing or deforming during excavation. This support structure usually combines the original support method and reinforcement technology, such as reinforced concrete slab, steel support, anchor rod, sprayed concrete, to enhance the strength and stability of support. The reinforced support structure can effectively deal with unstable geological conditions, deep foundation pits or complex underground environment, reduce the impact on surrounding buildings or facilities during excavation, and ensure construction safety.

[0003] In the field of modern engineering construction, especially in urban subway tunnel excavation and high-rise building foundation construction projects, excavation support structure plays a key role. However, the traditional excavation support structure may deform, displace or even collapse when facing complex geological conditions and large excavation projects, affecting construction safety and engineering quality, and the construction efficiency is relatively low, the installation process is relatively complicated, usually requiring a large amount of manpower, material and time, which may cause delay of engineering progress and increase of construction cost, at the same time, the existing support structure has certain limitations in flexible splicing support treatment when facing different foundation pit depths, which affects its adaptability and safety.

[0004] Therefore, it is urgent to develop a reinforced excavation support structure to improve its stability, construction efficiency and adaptability, thereby effectively reducing safety hazards and promoting the sustainable development of engineering construction. SUMMARY

[0005] The purpose of this section is to outline some aspects of the embodiments of the utility model and briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and the abstract of the specification and the utility model name to avoid obscuring the purpose of this section, the abstract of the specification and the utility model name, and such simplifications or omissions cannot be used to limit the scope of the utility model.

[0006] Therefore, the utility model aims to provide a reinforced excavation support structure, which can solve the problems of deformation, displacement, collapse and other problems of traditional support structure in complex geological conditions and large excavation projects, as well as low construction efficiency, complicated installation and poor adaptability.

[0007] To solve the above technical problems, the utility model provides a reinforced excavation support structure adopts the following technical scheme: including basic support piece, the basic support piece is formed by a plurality of support frame, the support frame evenly distributes in the periphery of excavation area, the inside of support frame all is installed with support reinforcement subassembly, support reinforcement subassembly includes four groups of vertical support piece, four groups vertical support piece still be connected with horizontal support piece between them;

[0008] The support frame is composed of four groups of side plates, two groups of first positioning clamping grooves are formed in the top of the four groups of side plates, and two groups of first positioning clamping plates are respectively connected to the bottom of the four groups of side plates.

[0009] Optionally, the first positioning clamping groove and the first positioning clamping plate structure are matched, and the first positioning clamping groove and the first positioning clamping plate are matched.

[0010] Optionally, the vertical support piece includes a triangular base plate, limit clamping strips are installed on both sides of the triangular base plate, a triangular clamping seat is installed on the side of the triangular base plate away from the limit clamping strips, and two groups of connecting clamping grooves are formed in the top of the triangular clamping seat.

[0011] Optionally, the horizontal support piece includes a support arm plate, connecting clamping heads are installed at both ends of the support arm plate, the connecting clamping head and the connecting clamping groove structure are matched, and the connecting clamping head and the connecting clamping groove are matched.

[0012] Optionally, the side plate includes a first support plate body, a second support plate body is connected to one end of the first support plate body, limit clamping grooves are respectively formed in one side of the first support plate body and the second support plate body, the limit clamping groove and the limit clamping strip structure are matched, and the limit clamping groove and the limit clamping strip are matched.

[0013] Optionally, second positioning clamping plates are installed at one end of the first support plate body and the second support plate body, second positioning clamping grooves are respectively formed in the end of the first support plate body and the second support plate body away from the second positioning clamping plates, the second positioning clamping groove and the second positioning clamping plate structure are matched, and the second positioning clamping groove and the second positioning clamping plate are matched.

[0014] In summary, the utility model includes at least one of the following beneficial effects:

[0015] 1. The reinforced excavation support structure designed in the scheme greatly improves the construction efficiency through the ingenious clamping and inserting cooperation mode, the components can be quickly and accurately assembled, the complicated steps in the installation process are reduced, a large amount of manpower, material resources and time are not needed, the situation that the engineering progress delay and the construction cost increase caused by the complex installation are effectively avoided, the stability of the support is enhanced through the structure design, when facing the complex geological conditions and the large excavation engineering, the deformation, displacement and even collapse of the support structure can be effectively prevented, so that the construction safety and the engineering quality are guaranteed.

[0016] 2. The support structure designed in the scheme is more flexible in coping with different foundation pit depths, can be adjusted and spliced according to the actual excavation depth, improves the adaptability of the support structure, reduces the safety hidden danger, effectively promotes the sustainable development of engineering construction, provides a reliable and efficient support solution for the modern engineering construction field such as urban subway tunnel excavation and high-rise building foundation construction. BRIEF DESCRIPTION OF DRAWINGS

[0017] In order to more clearly illustrate the technical scheme of the embodiment of the utility model, the following will briefly introduce the drawings needed to be used in the embodiment description, obviously, the drawings in the following description are only some embodiments of the utility model, for those skilled in the art, other drawings can be obtained according to these drawings without creating creative labor.

[0018] Figure 1 It is the whole structure schematic diagram of the utility model;

[0019] Figure 2 It is the support reinforcing assembly structure schematic diagram of the utility model;

[0020] Figure 3 It is the support frame split schematic diagram of the utility model;

[0021] Figure 4 It is the vertical support piece structure schematic diagram of the utility model;

[0022] Figure 5 It is the horizontal support piece structure schematic diagram of the utility model;

[0023] Figure 6 It is the side plate split schematic diagram of the utility model.

[0024] Explanation of reference numerals in the attached drawings: 1. Basic support component; 2. Support frame; 3. Support reinforcement component; 4. Vertical support component; 5. Horizontal support component; 6. Side plate; 7. First positioning slot; 8. First positioning plate; 9. Triangular base plate; 10. Limiting strip; 11. Triangular base; 12. Connecting slot; 13. Support arm plate; 14. Connecting head; 15. First support plate body; 16. Second support plate body; 17. Limiting slot; 18. Second positioning plate; 19. Second positioning slot. Detailed Implementation

[0025] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0026] Example: Refer to Figures 1 to 6 This utility model provides an embodiment of a reinforced excavation support structure, including a foundation support 1, which is composed of multiple support frames 2. The support frames 2 are evenly distributed around the perimeter of the excavation area. Each support frame 2 has a support reinforcement component 3 installed inside it. The support reinforcement component 3 includes four sets of vertical support members 4, and horizontal support members 5 connect the four sets of vertical support members 4. Each support frame 2 is composed of four sets of side plates 6. Two sets of first positioning slots 7 are provided on the top of each of the four sets of side plates 6, and two sets of first positioning plates 8 are connected to the bottom of each of the four sets of side plates 6. This support frame 2, composed of four sets of side plates 6, constitutes the main structure of the support frame 2. The first positioning slots 7 are provided on the top of each of the four sets of side plates 6. The function of the first positioning slots 7 is to connect with other support frames 2 or support reinforcement components. The components 3 are positioned and connected to ensure a tight fit and overall stability between the support frames 2. The bottom of the four sets of side plates 6 are also connected to two sets of first positioning plates 8. The function of the first positioning plates 8 is to insert into the first positioning slots 7 of the adjacent support frames 2 to achieve rapid splicing and positioning between the support frames 2, thereby improving construction efficiency and installation accuracy. The first positioning slots 7 and the first positioning plates 8 are structurally matched and are interlocked. Through the interlocking structure design between the first positioning slots 7 and the first positioning plates 8, the connection between the support frame 2 and the foundation support component 1 is more precise, avoiding structural loosening or instability caused by improper connection. This high-precision connection method can effectively improve the overall performance of the support structure and ensure safety under complex geological conditions.

[0027] The vertical support 4 comprises a triangular base plate 9, both sides of the triangular base plate 9 are provided with a limiting clamping strip 10, and a triangular clamping seat 11 is arranged on the side of the triangular base plate 9 away from the limiting clamping strip 10. The top of the triangular clamping seat 11 is also provided with two groups of connecting clamping grooves 12. The design of the vertical support 4 cooperates the triangular base plate 9, the limiting clamping strip 10, the triangular clamping seat 11 and the connecting clamping groove 12, which not only improves the stability and bearing capacity of the support frame 2, but also simplifies the installation process, ensures the efficiency and safety of construction, and makes the whole reinforced excavation support structure better adapt to the needs of complex geological conditions and large excavation engineering. The horizontal support 5 comprises a support arm plate 13, and the two ends of the support arm plate 13 are provided with connecting clamping heads 14. The connecting clamping head 14 is matched with the connecting clamping groove 12 in structure, and the connecting clamping head 14 and the connecting clamping groove 12 are matched in structure. Through the structure design of the connecting clamping head 14 and the connecting clamping groove 12, a plurality of vertical supports 4 can be connected into a whole. Through this design, the integrity of the support frame 2 is enhanced, so that it can better resist external force and prevent deformation and collapse when facing complex geological conditions and large excavation engineering.

[0028] The side plate 6 comprises a first support plate body 15, one end of the first support plate body 15 is connected with a second support plate body 16, and one side of the first support plate body 15 and the second support plate body 16 is respectively provided with a limiting clamping groove 17. The limiting clamping groove 17 is matched with the limiting clamping strip 10 in structure, and the limiting clamping groove 17 and the limiting clamping strip 10 are matched in structure. Through the structure design of the limiting clamping groove 17 and the limiting clamping strip 10, the construction personnel can quickly and accurately splice the side plate 6 and the vertical support 4, reduce the installation time, improve the construction efficiency, reduce the investment of manpower and material resources, and the first support plate body 15 and the second support plate body 16 are provided with a second positioning clamping plate 18 at one end. The first support plate body 15 and the second support plate body 16 are respectively provided with a second positioning clamping groove 19 away from the second positioning clamping plate 18. The second positioning clamping groove 19 is matched with the second positioning clamping plate 18 in structure, and the second positioning clamping groove 19 and the second positioning clamping plate 18 are matched in structure. Through the structure design of the second positioning clamping groove 19 and the second positioning clamping plate 18, the construction personnel can quickly and accurately splice the first support plate body 15 and the second support plate body 16, ensure the accurate connection between the first support plate body 15 and the second support plate body 16, not only can reduce the construction steps, but also can improve the construction efficiency and the reliability and safety of the whole support structure.

[0029] Working principle: the reinforced excavation support structure designed in the scheme is mainly composed of a foundation support piece 1, the foundation support piece 1 comprises a plurality of support frames 2 uniformly distributed around the excavation area, each support frame 2 is internally provided with a support and reinforcement assembly 3, the support and reinforcement assembly 3 has four groups of vertical support pieces 4, the four groups of vertical support pieces 4 are connected by horizontal support pieces 5 respectively, so as to form a stable support system, which can enhance the stability of the overall structure, effectively resist various external forces that may occur during excavation, and prevent deformation, displacement or collapse of the support structure.

[0030] The support frame 2 in the scheme is composed of four groups of side plates 6, the first positioning clamping groove 7 at the top of the side plate 6 and the first positioning clamping plate 8 at the bottom are matched with each other, so as to realize stable splicing of the support frame 2, the limiting clamping strip 10 is connected on both sides of the triangular base plate 9 of the vertical support piece 4, and the triangular clamping seat 11 is installed on the other side, the connecting clamping groove 12 at the top of the triangular clamping seat 11 is matched with and inserted into the connecting clamping head 14 of the horizontal support piece 5, so as to further strengthen the stability of the support and reinforcement assembly 3.

[0031] The limiting clamping groove 17 on the first support plate body 15 and the second support plate body 16 of the side plate 6 is clamped and matched with the limiting clamping strip 10 of the vertical support piece 4, and the second positioning clamping groove 19 on the first support plate body 15 and the second support plate body 16 is inserted and matched with the second positioning clamping plate 18, so that the components of the whole support structure are tightly connected, form a support whole, jointly play a supporting role, and guarantee the smooth progress of the excavation engineering.

[0032] Finally, it should be pointed out that: the above only for the preferred embodiments of the utility model, and does not limit the utility model, although the utility model has been described in detail with reference to the foregoing embodiments, for the person skilled in the art, still can modify the technical scheme recorded in the foregoing each embodiment, or equivalent replacement to part of technical features, any modification, equivalent replacement, improvement etc. made within the spirit and principles of the utility model, should be included in the protection scope of the utility model.

Claims

1. A reinforced excavation support structure, comprising a foundation support component (1), characterized in that: The basic support component (1) is composed of multiple support frames (2). The support frames (2) are evenly distributed around the excavation area. Each support frame (2) is equipped with a support and reinforcement component (3). The support and reinforcement component (3) includes four sets of vertical support components (4). Horizontal support components (5) are also connected between the four sets of vertical support components (4). The support frame (2) is composed of four sets of side plates (6). The top of each of the four sets of side plates (6) is provided with two sets of first positioning slots (7), and the bottom of each of the four sets of side plates (6) is connected with two sets of first positioning plates (8).

2. The reinforced excavation support structure according to claim 1, characterized in that: The first positioning slot (7) and the first positioning plate (8) are structurally matched, and the first positioning slot (7) and the first positioning plate (8) are engaged.

3. The reinforced excavation support structure according to claim 2, characterized in that: The vertical support (4) includes a triangular base plate (9), with limit strips (10) installed on both sides of the triangular base plate (9), and a triangular card seat (11) installed on the side of the triangular base plate (9) away from the limit strips (10), and two sets of connecting slots (12) are also provided on the top of the triangular card seat (11).

4. The reinforced excavation support structure according to claim 3, characterized in that: The horizontal support (5) includes a support arm plate (13), and both ends of the support arm plate (13) are equipped with connecting clips (14). The connecting clips (14) and the connecting slots (12) are structurally matched and are plugged into each other.

5. The reinforced excavation support structure according to claim 4, characterized in that: The side plate (6) includes a first support plate body (15), one end of which is connected to a second support plate body (16). The first support plate body (15) and the second support plate body (16) are respectively provided with a limiting slot (17) on one side. The limiting slot (17) is matched with the limiting strip (10) structure, and the limiting slot (17) and the limiting strip (10) are engaged.

6. The reinforced excavation support structure according to claim 5, characterized in that: A second positioning plate (18) is installed at one end of both the first support plate (15) and the second support plate (16). A second positioning slot (19) is also provided at the end of the first support plate (15) and the second support plate (16) away from the second positioning plate (18). The second positioning slot (19) and the second positioning plate (18) are structurally matched and are plugged into each other.

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