Subway communication port plugging structure

Abstract

The utility model provides a metro communication port blocking structure which solves the problems that when a reinforced concrete shear wall structure is adopted for temporary blocking, construction is complex, the construction period is long, the later-period dismantling difficulty of a reinforced concrete shear wall is large, a large amount of construction waste can be generated after dismantling, and the construction burden is increased. The plugging mechanism formed by installing the first supporting pieces and the baffles is arranged at the communicating opening of the main body structure, a reinforced concrete shear wall structure is replaced to achieve the purpose of plugging the communicating opening, compared with the reinforced concrete shear wall structure, the construction period is short, the plugging mechanism is detachably fixed to the front side of the main body structure, and the plugging effect is good. By means of the structure, the plugging mechanism can disperse pressure from backfill soil to the main body structure, the main body structure can jointly bear the pressure from the backfill soil, the compressive strength of the plugging mechanism is enhanced, meanwhile, the plugging mechanism is convenient to dismantle in a detachable fixing mode, and the construction burden is reduced.

Description

Technical Field

[0001] The utility model relates to the field of building construction, in particular to a subway connecting port blocking structure. Background Art

[0002] At present, underground connections between urban subways and shopping malls are becoming more and more popular, which greatly facilitates people's shopping and travel. However, the connection between subways and shopping malls is located underground. Since the main construction and commissioning of subways and shopping malls are not in the same construction period, the connection often needs to be blocked in advance and opened when needed.

[0003] In the existing construction design, the temporary blocking method of shopping mall subway connecting entrances in construction projects mostly adopts reinforced concrete shear wall structure. However, the construction of reinforced concrete shear wall structure as temporary blocking is complicated and has a long construction period. In addition, it is difficult to dismantle the reinforced concrete shear wall in the later stage. After demolition, a large amount of construction waste will be generated, which increases the construction burden. Utility Model Content

[0004] In order to solve the problems existing in the background technology of using reinforced concrete shear wall structure as temporary blocking, such as complex construction, long construction period, difficulty in later demolition of reinforced concrete shear wall, large amount of construction waste generated after demolition, and increased construction burden, the utility model proposes a subway connecting port blocking structure.

[0005] The technical solution of the utility model is: a subway communication port blocking structure, comprising a main structure provided with a communication port, a blocking mechanism provided in front of the communication port, the blocking mechanism is used to block the communication port, the blocking mechanism comprises a plurality of first support members extending in the up-down direction and arranged at intervals from left to right, the top and bottom ends of the first support members both extend to the front side of the main structure, and the first support member located at the leftmost side and the first support member located at the rightmost side are respectively located at the left and right sides of the communication port, and the top and bottom ends of the first support members are both detachably fixedly connected to the main structure;

[0006] A baffle is detachably fixedly provided on the front side of the first support member, backfill soil is provided on the front side of the baffle, a first fixed plate extending backward is fixedly provided on the top and bottom ends of the baffle, the rear end of the first fixed plate abuts against the front side of the main structure, a second fixed plate extending backward is fixedly provided on the left and right ends of the baffle, the rear end of the second fixed plate abuts against the front side of the main structure.

[0007] Preferably, a plurality of second support members extending in the left-right direction are provided between the first support member and the baffle plate, the plurality of second support members are arranged at intervals up and down, the plurality of second support members are detachably fixed on the front side of the plurality of first support members, and the baffle plate is detachably fixed on the front side of the plurality of second support members.

[0008] Preferably, a waterproof layer is provided between the baffle and the backfill soil, and the waterproof layer is fixed on the front side of the baffle. The outer edges of the waterproof layer extend rearward to the front side of the main structure and are respectively fixed on the first fixed plate and the second fixed plate, and one end of the waterproof layer extending to the front side of the main structure extends outward to the front side surface of the main structure.

[0009] Preferably, a protective layer with a rear opening structure is provided between the waterproof layer and the backfill soil, and the protective layer is sleeved on the waterproof layer.

[0010] Preferably, steel plates extending in the left-right direction are embedded in the top and bottom of the main structure, the front side of the steel plates is flush with the front side of the main structure, and the multiple first support members are against the front side of the steel plates.

[0011] Advantages of the utility model: The utility model provides a sealing mechanism composed of multiple first support members and baffles at the connecting port of the main structure to replace the reinforced concrete shear wall structure to achieve the purpose of sealing the connecting port. Compared with the reinforced concrete shear wall structure, the construction period is short, and the sealing mechanism can be detachably fixed on the front side of the main structure, so that the sealing mechanism can disperse the pressure from the backfill soil to the main structure, so that the main structure can jointly bear the pressure from the backfill soil to enhance the compressive strength of the sealing mechanism. At the same time, the detachable and fixed manner of the sealing mechanism facilitates the dismantling of the sealing mechanism and reduces the construction burden. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0013] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0014] Figure 2 It is an exploded view of the overall structure of the utility model;

[0015] Figure 3 For this utility model Figure 2 A schematic diagram of the structure of the middle blocking mechanism;

[0016] Figure 4 It is a structural side sectional view of the utility model.

[0017] In the figure: 1. connecting port; 2. main structure; 3. sealing mechanism; 31. first support member; 4. expansion bolt; 5. baffle; 6. first fixing plate; 7. second fixing plate; 8. second support member; 9. waterproof layer; 10. protective layer; 11. steel plate. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] Embodiment 1: A subway connection port blocking structure, such as Figure 1-4 As shown, it includes a main structure 2 with a connecting port 1, and a steel plate 11 extending in the left-right direction is pre-buried on the top and bottom of the main structure 2. The front side of the steel plate 11 is flush with the front side of the main structure 2, and a plurality of second through holes are opened on the steel plate 11; a blocking mechanism 3 for blocking the connecting port 1 is provided in front of the connecting port 1, and specifically, the blocking mechanism 3 includes a plurality of first support members 31 extending in the up-down direction and arranged at intervals in the left and right directions, the first support member 31 is an I-beam, the top and bottom ends of the first support member 31 both extend to the front side of the main structure 2, and the first support member 31 located on the far left and the first support member 31 located on the far right are respectively located at the connecting port 1. On the left and right sides, the top rear side and the bottom rear side of the first support member 31 are both provided with a plurality of first through holes which are transparent front to back, the first through holes correspond to the second through holes front to back, and the first through holes and the second through holes are jointly penetrated with expansion bolts 4, the heads of the expansion bolts 4 are located on the front side of the first support member 31, and the rear ends of the expansion bolts 4 are fixedly penetrated in the main structure 2, and the first support member 31 passes through, and the expansion bolts 4 abut against the front side of the steel plate 11; the steel plate 11 can evenly transfer the pressure exerted on the main structure 2 by the plurality of first support members 31 to the main structure 2, so as to avoid excessive concentration of pressure at the connection between the first support member 31 and the main structure 2, resulting in cracks in the main structure 2.

[0020] A plurality of second support members 8 extending in the left-right direction and spaced apart in the upper and lower directions are provided on the front side of the first support member 31; a third through hole which is transparent from front to rear is provided on the front sides of the first support member 31 located on the far left and the first support member 31 located on the far right; threaded through holes are provided on the left rear side and the right rear side of the second support member 8, and screws pass through the third through hole and the threaded through hole in sequence to removably fix the second support member 8 on the first support member 31; a baffle 5 is removably fixed on the front side of the second support member 8 by self-tapping screws, and the second support member 8 can disperse and evenly transfer the pressure from the baffle 5 to the plurality of first support members 31; the baffle 5 is located in front of the connecting port 1, and a first fixing plate 6 extending backward is fixed on the top and bottom ends of the baffle 5, and the rear end of the first fixing plate 6 abuts against the front side of the main structure 2; a second fixing plate 7 extending backward is fixed on the left and right ends of the baffle 5, and the rear end of the second fixing plate 7 abuts against the front side of the main structure 2.

[0021] A waterproof layer 9 is fixedly adhered to the front side of the baffle 5, and the outer edges of the waterproof layer 9 extend backward to the front side of the main structure 2 and are respectively fixed on the first fixed plate 6 and the second fixed plate 7. The waterproof layer can prevent water from penetrating into the connecting port 1. One end of the waterproof layer 9 extending to the front side of the main structure 2 extends outward to the front side surface of the main structure 2, which can enhance the sealing performance of the waterproof layer 9 to the connecting port 1.

[0022] A protective layer 10 with a rear opening structure is provided on the waterproof layer 9. The front side of the protective layer 10 is filled with backfill soil. The protective layer 10 is a wooden board structure, which is used to provide a hard plane to protect the waterproof layer 9 to prevent hard objects in the backfill soil from damaging the waterproof layer 9.

[0023] Working principle: When installing the blocking mechanism 3, multiple first support members 31 are fixed on the main structure 2 at intervals along the left-right direction by expansion bolts 4, and then multiple second support members 8 are fixed on the first support member 31 at intervals along the up-down direction by screws, and the baffle 5 is installed on the front side of the second support member 8 by self-tapping screws, and then the first fixing plate 6 extending backward to the front side of the main structure 2 is welded at the top and bottom ends of the baffle 5, and the second fixing plate 7 extending backward to the front side of the main structure 2 is welded at the left and right ends of the baffle 5, and then a waterproof layer 9 is laid on the outer surfaces of the baffle 5, the first fixing plate 6 and the second fixing plate 7, and a protective layer 10 is sleeved on the waterproof layer 9 to complete the installation of the blocking mechanism 3.

[0024] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is limited by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims are included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A subway connection port blocking structure, characterized in that: It comprises a main structure (2) provided with a communication opening (1), a blocking mechanism (3) being provided in front of the communication opening (1), the blocking mechanism (3) being used to block the communication opening (1), the blocking mechanism (3) comprising a plurality of first support members (31) extending in the up-down direction and arranged at intervals in the left-right direction, the top and bottom ends of the first support members (31) both extending to the front side of the main structure (2), the first support member (31) located at the leftmost side and the first support member (31) located at the rightmost side are respectively located on the left and right sides of the communication opening (1), and the top and bottom ends of the first support members (31) are both detachably fixedly connected to the main structure (2); A baffle (5) is detachably fixedly provided on the front side of the first support member (31), backfill soil is provided on the front side of the baffle (5), a first fixing plate (6) extending backwards is fixedly provided on the top and bottom ends of the baffle (5), the rear end of the first fixing plate (6) abuts against the front side of the main structure (2), and a second fixing plate (7) extending backwards is fixedly provided on the left and right ends of the baffle (5), the rear end of the second fixing plate (7) abuts against the front side of the main structure (2).

2. A subway communication port blocking structure according to claim 1, characterized in that: A plurality of second support members (8) extending in the left-right direction are provided between the first support member (31) and the baffle plate (5); the plurality of second support members (8) are arranged at intervals up and down; the plurality of second support members (8) are detachably fixedly arranged in front of the plurality of first support members (31); and the baffle plate (5) is detachably fixedly arranged in front of the plurality of second support members (8).

3. A subway communication port blocking structure according to claim 1, characterized in that: A waterproof layer (9) is provided between the baffle plate (5) and the backfill soil. The waterproof layer (9) is fixedly arranged on the front side of the baffle plate (5). The outer edges of the waterproof layer (9) extend rearward to the front side of the main structure (2) and are respectively fixedly arranged on the first fixing plate (6) and the second fixing plate (7). The ends of the waterproof layer (9) extending to the front side of the main structure (2) extend outward to the front side surface of the main structure (2).

4. A subway communication port blocking structure according to claim 3, characterized in that: A protective layer (10) with a rear opening structure is provided between the waterproof layer (9) and the backfill soil, and the protective layer (10) is sleeved on the waterproof layer (9).

5. The subway communication port blocking structure according to claim 1, characterized in that: A steel plate (11) extending in the left-right direction is pre-buried at the top and bottom of the main structure (2); the front side of the steel plate (11) is flush with the front side of the main structure (2); and the plurality of first support members (31) are all against the front side of the steel plate (11).

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