Supporting beam structure of earthen ruins

Abstract

The utility model relates to the technical field of protection of earthen ruins above subways, in particular to a joist structure of an earthen ruins. The joist structure of the earthen ruins is transversely arranged between a steel pipe curtain and a vibration reduction support and used for supporting the steel pipe curtain, the steel pipe curtain is located below the earthen ruins and used for supporting the earthen ruins, the vibration reduction support is arranged on a structural middle plate of the subway system, and the structural middle plate is located above a tunnel of the subway system. The joist structure of the earthen archaeological site comprises 700mm * 700mm square steel tubes and a steel bar frame. The steel bar frame is a frame formed by binding a plurality of steel bars, the interior of the square steel pipe is hollow, the steel bar frame is fixedly arranged in the square steel pipe, and the square steel pipe is filled with concrete; the upper side and the lower side of the square steel pipe are welded to the steel pipe curtain and the damping support correspondingly. The steel bar frame is arranged in the square steel tube and filled with concrete, so that high strength is formed; vibration energy generated when the train passes through is absorbed in cooperation with the vibration reduction supports, and the earthen ruins located on the station hall layer are protected and are not affected by vibration generated when the train passes through.

Description

TECHNICAL FIELD

[0001] The utility model relates to subway upper earth site protection technical field, concretely relates to a beam structure of earth site. BACKGROUND

[0002] Earth site refers to the ancient building or structural site of mud, clay, sand and other natural materials, such as city walls, which reflects the building technology and cultural characteristics of the historical period, therefore, the protection and research of earth site have important significance.

[0003] The subway is a kind of in city operation, can realize fast mass rail transit system, usually located underground, subway system is an important part of modern city public traffic, aims at efficiently transporting a large number of passengers, links ground traffic pressure, and promotes the sustainable development of city.

[0004] Subway will pass through earth site in the construction process, vibration will be generated in the process of subway operation, so as to cause certain influence to the protection of earth site, in view of this, the utility model provides a beam structure of earth site, which aims at reducing the influence of vibration generated in the process of subway operation on earth site when subway runs under earth site. UTILITY MODEL CONTENT

[0005] The main purpose of the utility model is to provide a beam structure of earth site to reduce the influence of vibration on the protection of earth site above subway system when subway runs.

[0006] In order to achieve the above purpose, the beam structure of earth site provided by the utility model in one aspect of embodiment is arranged transversely between steel pipe curtain and damping support, used for supporting the steel pipe curtain, the steel pipe curtain is located below the earth site and used for supporting the earth site, the damping support is arranged on the structural middle plate of subway system, and the structural middle plate is located above the tunnel of subway system.

[0007] The beam structure of earth site comprises 700mm*700mm square steel pipe and steel reinforcement frame.

[0008] The steel reinforcement frame is a frame formed by binding a plurality of steel bars, the square steel pipe is hollow, the steel reinforcement frame is fixedly arranged in the square steel pipe, and the square steel pipe is filled with concrete, and the upper side and the lower side of the square steel pipe are respectively welded with the steel pipe curtain and the damping support.

[0009] Further, the upper side of the square steel pipe is welded with a steel plate, and the steel plate is used for welding with the steel pipe curtain.

[0010] Further, the thickness of the steel plate is greater than or equal to 16mm.

[0011] Further, the square steel pipe is welded with a support around, which is used for welding with the steel pipe curtain and the damping support.

[0012] Further, the concrete filled in the square steel pipe is C40 concrete.

[0013] Further, the protective layer thickness of the concrete filled in the square steel pipe is greater than or equal to 30mm.

[0014] Further, the steel reinforcement frame is a four-limbed hoop.

[0015] Further, the steel reinforcement frame is further provided with a connector for connecting with the inner lining wall.

[0016] Further, the square steel pipe is further provided with a water stop steel plate matched with the inner lining wall.

[0017] Further, the square steel pipe 21 is provided with an anticorrosive layer on the surface.

[0018] The beneficial effects of the utility model are as follows:

[0019] An aspect embodiment provided by the utility model provides a beam structure of a earthen site, the beam structure of the earthen site is horizontally arranged between a steel pipe curtain and a damping support, is used for supporting the steel pipe curtain, the steel pipe curtain is located below the earthen site and is used for supporting the earthen site, the damping support is arranged on a structure middle plate of a subway system, and the structure middle plate is located above the tunnel of the subway system;The beam structure of the earthen site comprises: a 700mm*700mm square steel pipe and a steel reinforcement frame;The steel reinforcement frame is a frame formed by binding a plurality of steel bars, the square steel pipe is hollow, the steel reinforcement frame is fixedly arranged in the square steel pipe, and the square steel pipe is filled with concrete;The upper and lower sides of the square steel pipe are welded with the steel pipe curtain and the damping support respectively.

[0020] By arranging the steel reinforcement frame in the square steel pipe and filling the concrete, high strength is formed, the vibration energy when the train passes is absorbed in cooperation with the damping support, the earthen site located in the station hall can be protected from the vibration when the train passes, which has important significance for the protection of the earthen site. The earthen site can be displayed in the form of a profile in the station hall, the traditional culture can be promoted through the in-situ protection of the earthen site, and more people can understand the history. BRIEF DESCRIPTION OF DRAWINGS

[0021] In order to more clearly illustrate the specific embodiments of the utility model or the technical solutions in the prior art, the following will briefly introduce the drawings needed to be used in the specific embodiments or the prior art description, and obviously, the drawings in the following description are some embodiments of the utility model, and for those skilled in the art, other drawings can also be obtained without creative labor on the basis of these drawings.

[0022] Fig. 1 A schematic diagram of the structure of the earthen archaeological site in conjunction with the steel pipe curtain and vibration damping support, provided for an embodiment of this utility model;

[0023] Fig. 2 A schematic diagram of the structure of the earthen site, in conjunction with the steel pipe curtain and vibration damping support, from another perspective of this utility model embodiment;

[0024] Fig. 3 A schematic diagram of the supporting beam structure of the earthen site provided in this embodiment of the utility model.

[0025] Icons: 11 - Earthen ruins; 12 - Structural slab;

[0026] 2- Supporting beam structure of the earthen site; 21- Square steel pipe; 22- Reinforcing steel frame; 23- Steel plate;

[0027] 3-Steel pipe curtain;

[0028] 4-Vibration damping support; 41-Top plate; 42-Bottom plate; 43-Upper middle plate; 44-Lower middle plate; 45-Steel spring; 46-Upper connecting plate; 47-Lower connecting plate; 48-Hydraulic vibration isolation assembly; 49-Connecting bolt. Detailed Implementation

[0029] The technical solution of this utility model will be clearly and completely described below with reference to the embodiments. Obviously, the described embodiments are only some embodiments of this utility model, not all embodiments. Based on the embodiments of this utility model, all other embodiments obtained by those skilled in the art without creative effort are within the protection scope of this utility model.

[0030] like Figs. 1 to 3 As shown, one embodiment of this utility model provides a supporting beam structure 2 for an earthen site. The supporting beam structure 2 is horizontally arranged between a steel pipe curtain 3 and a vibration damping support 4 to support the steel pipe curtain 3. The steel pipe curtain 3 is located below the earthen site 11 and supports the earthen site 11. The vibration damping support 4 is arranged on the structural plate 12 of the subway system, which is located above the tunnel of the subway system. The supporting beam structure 2 of the earthen site includes: a 700mm*700mm square steel pipe 21 and a steel reinforcement frame 22. The steel reinforcement frame 22 is a frame formed by binding multiple steel bars. The square steel pipe 21 is hollow inside, and the steel reinforcement frame 22 is fixed inside the square steel pipe 21, which is filled with concrete. The upper and lower sides of the square steel pipe are welded to the steel pipe curtain 3 and the vibration damping support 4, respectively.

[0031] The beam structure 2 of the earth site provided in the embodiment is arranged in the subway system and is used to support the earth site 11 in cooperation with the damping support 4 and the steel pipe curtain 3, so as to reduce the influence of the vibration of the train on the earth site 11 when the train passes through; the earth site 11 is arranged in the station hall layer of the subway system and can be externally displayed in the form of a profile, so as to enable passengers to understand the structure of the earth site 11 and to promote culture.

[0032] The beam structure 2 of the earth site is arranged transversely between the steel pipe curtain 3 and the damping support 4, and a plurality of beam structures 2 of the earth site are arranged, for example, seven beam structures 2 of the earth site are arranged in the embodiment, the beam structure 2 of the earth site is provided with a plurality of damping supports 4 below and a steel pipe curtain 3 above, and the earth site 11 is arranged above the steel pipe curtain 3. The damping support 4 is arranged on the structural middle plate 12 of the subway system, and the structural middle plate 12 is located between the station hall layer and the platform layer, which plays a crucial role in ensuring the safety, stability and functionality of the entire underground structure.

[0033] The beam structure 2 of the earth site includes a square steel pipe 21 with a side length of 700 mm and a reinforcing frame 22, wherein the cross section of the square steel pipe 21 is square, the side length is 700 mm, the reinforcing frame 22 is matched with the structure of the square steel pipe 21, the reinforcing frame 22 is assembled in the square steel pipe 21, and the square steel pipe 21 is filled with concrete. By filling the concrete and arranging the reinforcing frame 22, the structural strength of the beam structure 2 of the earth site can be improved, so as to protect the earth site 11 and enable the earth site 11 to be stable.

[0034] Optionally, in the embodiment, the steel pipe curtain 3 includes a surrounding plate and a plurality of square steel pipes; the earth site 11 is provided with protection soil on part of the circumferential side, the surrounding plate surrounds the circumferential side of the lower end of the earth site 11 and the protection soil of the earth site 11; all the square steel pipes are arranged transversely, i.e. horizontally, and two adjacent square steel pipes are fixed by a lock buckle assembly, so as to form the steel pipe curtain 3, the steel pipe curtain 3 is arranged transversely below the earth site 11, and the lower end of the surrounding plate is welded with the steel pipe curtain 3. The steel pipe curtain 3 is welded with the upper side of the beam structure 2 of the earth site.

[0035] Optionally, in the embodiment, the damping support 4 includes a top plate 41, a bottom plate 42, an upper middle plate 43, a lower middle plate 44, an upper connecting plate 46, a lower connecting plate 47, a steel spring 45, a connecting bolt 49 and a hydraulic vibration isolation assembly 48.

[0036] The bottom plate 42 is anchored to the structure middle plate 12 of the subway system, and the top plate 41 is welded to the beam structure 2 of the earth site.

[0037] The hydraulic vibration isolation assembly 48 is a device that uses fluid dynamics to absorb and attenuate vibration energy, and is widely used in various mechanical equipment and structures to reduce vibration transmission. The hydraulic vibration isolation assembly 48 is usually composed of a closed cavity, which is filled with specific hydraulic oil or other high-viscosity liquid. When subjected to external vibration, the piston reciprocates in the cavity, and the flow of liquid is controlled through a series of valves to produce a damping effect.

[0038] The beam structure of the earth site provided in the embodiment has high strength and high strength by arranging the steel frame 22 in the square steel pipe 21 and filling the concrete. The vibration energy when the train passes through is absorbed by the damping support 4, which can protect the earth site 11 in the station hall layer and make it not affected by the vibration when the train passes through. It is of great significance to the protection of the earth site 11. The earth site 11 can be displayed in the form of a section in the station hall layer. Through in-situ protection of the earth site 11, traditional culture can be promoted, and more people can understand history.

[0039] The beam structure of the earth site provided in the embodiment has high strength and high strength by arranging the steel frame 22 in the square steel pipe 21 and filling the concrete. The vibration energy when the train passes through is absorbed by the damping support 4, which can protect the earth site 11 in the station hall layer and make it not affected by the vibration when the train passes through. It is of great significance to the protection of the earth site 11. The earth site 11 can be displayed in the form of a section in the station hall layer. Through in-situ protection of the earth site 11, traditional culture can be promoted, and more people can understand history.

[0040] Optionally, in order to facilitate the welding of the beam structure 2 of the earth site and the steel pipe curtain 3, the upper side of the square steel pipe 21 is also welded with a steel plate 23, which is used for welding with the steel pipe curtain 3, so as to improve the connection strength between the beam structure 2 of the earth site and the steel pipe curtain 3, and protect the earth site 11.

[0041] The beam structure of the earth site provided in the embodiment has high strength and high strength by arranging the steel frame 22 in the square steel pipe 21 and filling the concrete. The vibration energy when the train passes through is absorbed by the damping support 4, which can protect the earth site 11 in the station hall layer and make it not affected by the vibration when the train passes through. It is of great significance to the protection of the earth site 11. The earth site 11 can be displayed in the form of a section in the station hall layer. Through in-situ protection of the earth site 11, traditional culture can be promoted, and more people can understand history.

[0042] In the embodiment, the thickness of the steel plate 23 is greater than or equal to 16mm, preferably 16mm, so as to improve the strength and avoid deformation of the square steel pipe 21 due to excessive pressure of the steel pipe curtain 3 and the earth site 11.

[0043] The utility model embodiment provides a joist structure 2 of earth site, the four around welding of square steel pipe 21 has support, is used for with steel pipe curtain 3 and vibration damper support 4 welding.

[0044] In the embodiment, in order to improve the connecting strength between the joist structure 2 of earth site and steel pipe curtain 3 and vibration damper support 4, and in order to facilitate the connection between the joist structure 2 of earth site and steel pipe curtain 3 and vibration damper support 4, preferably, support is further welded on the left and right sides of square steel pipe 21, for welding with steel pipe curtain 3 and vibration damper support 4;Optionally, the support can be plate type, T type or L type etc.

[0045] The utility model embodiment provides a joist structure 2 of earth site, the concrete filled in square steel pipe 21 is C40 concrete, to improve strength.

[0046] The utility model embodiment provides a joist structure 2 of earth site, the concrete filled in square steel pipe 21 is C40 concrete, to improve strength.

[0047] In the embodiment, the protective layer effectively isolates the internal reinforcement from the external environment, prevents oxygen, moisture and other corrosive substances from contacting the surface of the reinforcement, thereby delaying or preventing the corrosion of the reinforcement. And when the concrete is subjected to load, the protective layer participates in stress transmission, ensures that the reinforcement and the concrete can work together to bear the external load.

[0048] The utility model embodiment provides a joist structure 2 of earth site, the steel bar frame 22 is four limbs hoop, to improve its strength.

[0049] The utility model embodiment provides a joist structure 2 of earth site, the steel bar frame 22 still is equipped with the adapter for being connected with lining wall.

[0050] The utility model embodiment provides a joist structure 2 of earth site, the steel bar frame 22 still is equipped with the adapter for being connected with lining wall.

[0051] The subway system further comprises a lining wall which not only plays a role of enclosure but also has an important influence on the aesthetics, function and safety of the station of the subway system. The lining wall is used to separate different functional areas such as a ticket hall, a device room or a waiting area, and can also serve as an auxiliary support component to enhance the stability of the station. In the embodiment, the joist structure 2 of the earth site is preferably provided with a connector on the reinforcing frame 22 for connecting with the reinforcing steel in the lining wall, thereby improving the stability of the joist structure 2 of the earth site and protecting the safety of the earth site 11 above. Further, the square steel pipe 21 is further provided with a water stop steel plate 23 on the contact surface of the square steel pipe 21 and the lining wall to form a waterproof barrier, reduce the influence of water pressure, control the development of cracks and enhance the impermeability, etc.

[0052] The utility model discloses another embodiment further provides a subway system, including the joist structure 2 of earth site of any one embodiment described above.

[0053] In the embodiment, the subway system comprises a station hall, and the earth site 11 is located in the station hall and can be externally displayed to improve the experience of passengers.

[0054] In the description of the utility model, it needs to be explained that the position or location relationship indicated by the terms "upper", "lower" and the like is based on the position or location relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and therefore cannot be understood as a limitation on the utility model. In addition, the terms "first", "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0055] In the description of the utility model, it needs to be explained that, unless otherwise explicitly specified and limited, the terms "mounting", "communication" and "connection" should be understood broadly, for example, can be fixedly connected, or can be detachably connected, or integrally connected. It can be mechanically connected or electrically connected. It can be directly communicated or indirectly communicated through an intermediate medium. It can be the communication between two elements. For ordinary skilled persons in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances. In addition, in the description of the utility model, unless otherwise specified, the meaning of "multiple" is two or more.

[0056] The above is only the preferred embodiment of the utility model, and is not used to limit the utility model, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A joist structure for an earthen site, characterized by, The joist structure of the earth site is transversely arranged between the steel pipe curtain (3) and the damping support (4), and is used for supporting the steel pipe curtain (3), the steel pipe curtain (3) is located below the earth site (11) and is used for supporting the earth site (11), the damping support (4) is arranged on the structural middle plate (12) of the subway system, and the structural middle plate (12) is located above the tunnel of the subway system; The joist structure of the earth site comprises a square steel pipe (21) with a size of 700mm*700mm and a steel bar frame (22); The steel bar frame (22) is a frame formed by binding a plurality of steel bars, the square steel pipe (21) is hollow, the steel bar frame (22) is fixedly arranged in the square steel pipe (21), and the square steel pipe (21) is filled with concrete; the upper side and the lower side of the square steel pipe are respectively welded with the steel pipe curtain (3) and the damping support (4).

2. The timber-framed structure of an earthen archaeological site according to claim 1, wherein The upper side of the square steel pipe (21) is welded with a steel plate (23), and the steel plate (23) is used for welding with the steel pipe curtain (3).

3. The timber-framed structure of an earthen site according to claim 2, wherein The thickness of the steel plate (23) is greater than or equal to 16mm.

4. The timber-framed structure of an earthen site according to claim 1, wherein The square steel pipe (21) is welded with a support around the square steel pipe (21), and the support is used for welding with the steel pipe curtain (3) and the damping support (4).

5. The timber-framed structure of an earthen site according to claim 1, wherein The concrete filled in the square steel pipe (21) is C40 concrete.

6. The timber-framed structure of an earthen site according to claim 1, wherein The thickness of the protective layer of the concrete filled in the square steel pipe (21) is greater than or equal to 30mm.

7. The timber-framed structure of an earthen site according to claim 1, wherein The steel bar frame (22) is a four-limbed hoop.

8. The timber-framed structure of an earthen site according to claim 1, wherein The steel bar frame (22) is further provided with a connector for connecting with the lining wall.

9. The timber-framed structure of an earthen site according to claim 1, wherein The square steel pipe (21) is further provided with a water stop steel plate (23) matched with the lining wall.

10. The timbered structure of an earthen site of claim 1, wherein, The square steel pipe (21) is provided with a corrosion-resistant layer on the surface.

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