Energy dissipation and shock absorption device for concrete beam-column joint

Abstract

The utility model relates to a concrete beam-column joint energy dissipation and shock absorption device, which belongs to the field of concrete beam-column joints, and is characterized in that a fixing steel plate is L-shaped, is in threaded connection with the side surface of a supporting upright post through a fixing bolt, and is in threaded connection with the bottom surface of a connecting cross beam through a positioning bolt; an anti-corrosion layer is laid on the side, away from the supporting stand column and the connecting beam, of the fixing steel plate, a buffer layer is arranged on the side, making contact with the connecting beam, of the fixing steel plate, a damping mechanism is arranged in the buffer layer, the damping mechanism and the positioning bolts are arranged in a staggered mode, and a connecting steel pipe is connected between the two ends of the fixing steel plate. By means of the fixing steel plates and the connecting steel pipes, auxiliary supporting can be conveniently conducted on the beam-column joint, and the problem that the beam-column joint is fractured due to the fact that the beam-column joint bears too large supporting force is avoided; and by arranging the damping device, in the using process of the steel pipe suite, damping can be conveniently conducted on vibration force at the concrete beam-column joint, and therefore the damping effect of the concrete beam-column joint is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to concrete beam column joint technical field, especially a kind of concrete beam column joint energy dissipation and shock absorbing device. BACKGROUND

[0002] Concrete beam column joint refers to the intersection of frame structure beam and column, and the quality of concrete beam column joint can affect the strength of beam column, and when the stability of beam column joint does not meet the requirements, it will directly affect the quality of beam column, and the main advantages of frame construction are flexible space separation, light weight and material saving;It has the advantage that it can be flexibly matched with the building plan layout, which is beneficial to arranging the building structure requiring large space;The beam and column components of frame structure are easy to standardize and be shaped, so that the assembly monolithic structure can be used to shorten the construction period;When cast-in-place concrete frame is used, the structure has good integrity and stiffness, and good seismic effect can be achieved by proper design, and the beam or column can be poured into various required cross-sectional shapes, and the frame structure can be designed into statically determinate three-hinged frame or statically indeterminate double-hinged frame and hingeless frame.Concrete frame structure is widely used in residential buildings, schools, office buildings, and prestressed concrete beams or slabs can be applied according to needs to adapt to larger spans;Frame steel structure is commonly used in large-span public buildings, multi-story industrial plants and some special-purpose buildings, such as theaters, shopping malls, stadiums, train stations, exhibition halls, shipyards, aircraft hangars, parking lots, light industrial workshops, etc.

[0003] However, most of the existing concrete beam column joints are not convenient for auxiliary support at beam column joint, which can easily cause the beam column joint to be subjected to excessive support force and breakage, and most of the existing concrete beam column joints are difficult to reduce the vibration force, which can easily cause the concrete beam column joint to be damaged by the vibration force and cause damage, therefore, we propose a concrete beam column joint connecting energy dissipation and shock absorbing device. UTILITY MODEL CONTENTS

[0004] To solve the above technical problems, the utility model provides a concrete beam column joint energy dissipation and shock absorbing device, mainly to develop a steel rod sleeve kit connected concrete beam column joint with good integrity, clear force transmission, simple structure, safety and reliability, material saving and construction convenience, which can effectively solve the problem of poor beam column integrity.

[0005] The technical scheme adopted by the utility model is as follows:

[0006] In order to solve the above-mentioned technical problems, the utility model provides a concrete beam column node energy dissipation and shock absorption device, the node of support column and connecting crossbeam is provided with energy dissipation and shock absorption device, energy dissipation and shock absorption device includes fixed bolt, fixed steel sheet, anticorrosive layer, locating bolt, buffer layer, shock attenuation mechanism and connecting steel pipe, the shape of fixed steel sheet is L, and the side of fixed steel sheet is connected with the side of support column by fixed bolt with thread, and the bottom surface of fixed steel sheet is connected with connecting crossbeam by locating bolt with thread, the side of fixed steel sheet away from support column and connecting crossbeam is paved with anticorrosive layer, and the side of fixed steel sheet and connecting crossbeam contact is provided with buffer layer, shock attenuation mechanism is provided in buffer layer, and shock attenuation mechanism and locating bolt are staggered, and connecting steel pipe is connected between both ends of fixed steel sheet.

[0007] The utility model discloses a concrete beam column node energy dissipation and shock absorption device, the shape of fixed steel sheet is L, and the length of fixed steel sheet is 600mm along the direction of connecting crossbeam, and is 600mm along the direction of support column, and the width of fixed steel sheet is same with connecting crossbeam, and the thickness is 10mm, and the number of fixed steel sheet is two, and two fixed steel sheets are symmetrically distributed with support column as the symmetric center.

[0008] The utility model discloses a concrete beam column node energy dissipation and shock absorption device, the material of anticorrosive layer is epoxy resin coating material.

[0009] The utility model discloses a concrete beam column node energy dissipation and shock absorption device, the locating bolt is not screwed at the connecting place with fixed steel sheet, and the bolt is 60mm deep at the connecting place with connecting crossbeam, and one locating bolt is set every 200mm along the direction of fixed steel sheet along the direction of connecting crossbeam, and at least 6 are set, and the length of locating bolt is 250mm, and the outer diameter is 20mm.

[0010] The utility model discloses a concrete beam column node energy dissipation and shock absorption device, and the fixed bolt is 70mm long, and the outer diameter is 20mm, and is connected with fixed steel sheet and support column with bolt, and one fixed bolt is set every 150mm along the direction of support column, and at least 6 are set.

[0011] The utility model discloses a concrete beam column node energy dissipation and shock absorption device, and the material of buffer layer is polyurethane foam material.

[0012] The utility model discloses a concrete beam column node energy dissipation and shock absorption device, shock attenuation mechanism includes shock attenuation column, and the top of shock attenuation column is sleeved with movable rod, and the bottom of movable rod is fixedly connected with movable plate, and one end of shock attenuation spring is fixedly connected with the bottom of movable plate, and the other end of shock attenuation spring is fixedly connected with the bottom of the inner chamber of shock attenuation column, and one shock attenuation device is set every 200mm along the direction of fixed steel sheet along the direction of connecting crossbeam, and at least 6 are set, and the outer diameter of shock attenuation device is 250mm, and the height is 180mm.

[0013] The utility model discloses a concrete beam column joint energy dissipation shock absorber, the both ends of connecting steel pipe are fixedly connected with the one side of beam and the one side of column of fixed steel plate respectively through connecting steel plate, and the connecting mode is bolt connection, the length and width of connecting steel plate are 100mm, and the thickness is 10mm, the connecting bolt is 30mm long, and the outer diameter is 20mm, the connecting steel pipe is arranged one along the fixed steel plate side spacing 200mm, and the minimum setting is two, and the outer diameter of connecting steel pipe is 50mm, and the wall thickness is 2.75mm, and the connecting steel pipe is inclined.

[0014] The utility model discloses a concrete beam column joint energy dissipation shock absorber has the advantages of the following:

[0015] The utility model discloses a concrete beam column joint energy dissipation shock absorber utilizes fixed steel plate and connecting steel pipe, is convenient for the auxiliary support of beam column joint place, avoids the problem that the beam column joint is broken from the excessive support force, thereby improve the service life of concrete beam column joint, and through setting fixed bolt and positioning bolt, it is convenient to install steel pipe sleeve kit, thereby bring the convenience for the installation of steel pipe sleeve kit,

[0016] The utility model discloses a concrete beam column joint energy dissipation shock absorber can be convenient for the shock of concrete beam column joint place to reduce the shock in the process of steel pipe sleeve kit use, thereby improve the shock attenuation effect of concrete beam column joint,

[0017] The utility model discloses a concrete beam column joint energy dissipation shock absorber sets up the buffer layer, and the material of buffer layer is polyurethane foam material, and polyurethane foam material has the effect of wear resistance, high impact resistance and good shock attenuation, thereby improve the shock attenuation effect of concrete beam column joint,

[0018] The utility model discloses a concrete beam column joint energy dissipation shock absorber sets up the anticorrosive layer, and the material of anticorrosive layer is epoxy resin coating material, and epoxy resin coating has excellent corrosion resistance, makes various corrosive medium difficult to penetrate to the surface of fixed steel plate, thereby improve the service life of fixed steel plate. ACCURACY

[0019] Figure 1 It is the overall schematic view of the utility model discloses a concrete beam column joint energy dissipation shock absorber

[0020] Figure 2 It is the front view schematic drawing of the utility model discloses a concrete beam column joint energy dissipation shock absorber;

[0021] Figure 3 It is the front view sectional view of the utility model discloses a concrete beam column joint energy dissipation shock absorber;

[0022] Figure 4It is partial three-dimensional schematic view of the damping device in the concrete beam column joint energy dissipation device,

[0023] Figure 5 It is partial three-dimensional sectional view of the damping device in the concrete beam column joint energy dissipation device,

[0024] Figure 6 It is front view of the connecting steel pipe in the concrete beam column joint energy dissipation device,

[0025] Figure 7 It is schematic view of the connecting steel plate in the concrete beam column joint energy dissipation device.

[0026] In the drawing, 1 is a support column, 2 is a connecting cross beam, 3 is a fixing bolt, 4 is a fixing steel plate, 5 is an anticorrosive layer, 6 is a positioning bolt, 7 is a buffer layer, 8 is a damping device, 8-1 is a damping column, 8-2 is a movable rod, 8-3 is a movable plate, 8-4 is a damping spring, 9 is a connecting steel pipe, 10 is a connecting steel plate, and 11 is a connecting bolt. DETAILED DESCRIPTION

[0027] The utility model will be described in detail below in combination with the drawings and examples:

[0028] In order to further illustrate the utility model, the utility model will be further described below in combination with the drawings and examples, but it cannot be understood as limiting the protection scope of the utility model.

[0029] Example: as Figures 1-7 The utility model discloses a concrete beam column joint energy dissipation device, including support column and connecting cross beam, in order to improve the support force of concrete beam column joint in the process of using, the inside screw thread sleeve connection fixing bolt is arranged on the side of support column, the outside screw thread sleeve connection fixing steel plate is arranged on the fixed bolt, and the shape of the fixed steel plate is L-shaped, and the number of the fixed steel plate is two, the two fixed steel plates are symmetrically distributed with the support column as the symmetric center, because the shape of the fixed steel plate is L-shaped, the support force at the concrete beam column joint can be assisted and supported, the problem that the beam column joint is broken due to excessive support force is avoided, and the service life of the concrete beam column joint is improved.

[0030] As Figure 2 , Figure 3 In order to improve the anticorrosive effect of the fixed steel plate in the process of using the concrete beam column joint, an anticorrosive layer (5) is arranged on the outside of the fixed steel plate, because the material of the anticorrosive layer is epoxy resin coating material, because the epoxy resin coating has excellent corrosion resistance, various corrosive media are difficult to penetrate to the surface of the fixed steel plate, and therefore the service life of the fixed steel plate is improved.

[0031] As Figure 2 , Figure 3 shown, in order to improve the damping effect of the concrete beam column joint in the process of using, the threaded sleeve positioning bolt is sleeved in the fixed steel plate, and the top of the fixed steel plate is fixedly connected with the buffer layer, since the material of the buffer layer is polyurethane foam material, the polyurethane foam material has the effects of wear resistance, high impact resistance and good damping effect, thereby improving the damping effect of the concrete beam column joint.

[0032] As Figure 3 shown, Figure 5 in order to further improve the damping effect of the concrete beam column joint in the process of using, the damping device is arranged on the top of the fixed steel plate, and the damping device comprises a damping column, the top of the damping column is sleeved with a movable rod, the bottom end of the movable rod is fixedly connected with a movable plate, the bottom of the movable plate is fixedly connected with a damping spring, one end of the damping spring is fixedly connected with the bottom of the inner cavity of the damping column, when the concrete beam column joint is subjected to a vibration force, the movable rod will transmit the vibration force to the damping spring through the movable plate, so that the damping spring is deformed under stress, thereby damping the vibration force, thereby improving the damping effect of the concrete beam column joint.

[0033] As Figure 3 , Figure 6 , Figure 7 shown, in order to further improve the supporting force of the fixed steel plate, the steel pipe is fixedly connected at the bottom of the fixed steel plate, one end of the connecting steel pipe is fixedly connected with the side surface of the fixed steel plate, and the connecting steel pipe is inclined, since the connecting steel pipe is inclined, the fixed steel plate and the connecting steel pipe form a triangle, and the triangle has a stable performance, thereby further improving the supporting force of the fixed steel plate.

[0034] The working principle and use process of the utility model are as follows: first, the damping device and the buffer layer are fixed to the fixed steel plate, then the fixed steel plate is installed on the beam column structure through the fixing bolt and the positioning bolt, after installation, the anticorrosive layer is evenly applied to the fixed steel plate, and finally the fixed steel plate and the connecting steel pipe are connected. Since the shape of the fixed steel plate is L-shaped, it can assist the support of the supporting force at the concrete beam column joint, thereby avoiding the problem of fracture of the beam column joint due to excessive supporting force, thereby improving the service life of the concrete beam column joint, since the material of the anticorrosive layer is epoxy resin coating material, the epoxy resin coating has excellent corrosion resistance, so that various corrosive media are difficult to penetrate to the surface of the fixed steel plate, thereby improving the service life of the fixed steel plate, then when the concrete beam column joint is subjected to a vibration force, the movable rod will transmit the vibration force to the damping spring through the movable plate, so that the damping spring is deformed under stress, thereby damping the vibration force, thereby improving the damping effect of the concrete beam column joint, and avoiding the problem of damage of the concrete beam column joint due to the vibration force.

[0035] The above merely describes preferred specific embodiments of the present application, which are different implementation manners based on the overall concept of the present application, and the protection scope of the present application is not limited thereto, any person skilled in the art can easily think of changes or replacements within the technical range disclosed by the present application, which should be covered within the protection scope of the present application. Therefore, the protection scope of the present application should be subject to the protection scope of the claims.

Claims

1. A concrete beam-column joint energy dissipation device, which is arranged at the joint of a supporting column (1) and a connecting beam (2), characterized in that: The energy dissipation damping device comprises a fixing bolt (3), a fixing steel plate (4), an anticorrosive layer (5), a positioning bolt (6), a buffer layer (7), a damping mechanism (8) and a connecting steel pipe (9), the fixing steel plate (4) is L-shaped, the fixing steel plate (4) is threadedly connected with the side of the supporting column (1) through the fixing bolt (3), the fixing steel plate (4) is threadedly connected with the bottom of the connecting beam (2) through the positioning bolt (6), the side of the fixing steel plate (4) away from the supporting column (1) and the connecting beam (2) is paved with the anticorrosive layer (5), the side of the fixing steel plate (4) in contact with the connecting beam (2) is provided with the buffer layer (7), the buffer layer (7) is provided with the damping mechanism (8) inside, the damping mechanism (8) and the positioning bolt (6) are staggered, and the connecting steel pipe (9) is connected between the two ends of the fixing steel plate (4).

2. The energy dissipation device for a concrete beam-column joint according to claim 1, wherein: The fixing steel plate (4) is L-shaped, the length of the fixing steel plate (4) along the connecting beam (2) is 600mm, the length of the fixing steel plate (4) along the supporting column (1) is 600mm, the width of the fixing steel plate (4) is the same as that of the connecting beam (2), the thickness of the fixing steel plate (4) is 10mm, and the number of the fixing steel plate (4) is two, and the two fixing steel plates (4) are symmetrically distributed with the supporting column (1) as the center of symmetry.

3. The energy dissipation device for a concrete beam-column joint according to claim 1, wherein: The material of the anticorrosive layer (5) is epoxy resin paint material.

4. The energy dissipation device for a concrete beam-column joint according to claim 1, wherein: The positioning bolt (6) is threadless at the connecting position with the fixing steel plate (4), and the bolt is 60mm deep at the connecting position with the connecting beam (2), one positioning bolt (6) is arranged every 200mm along the fixing steel plate (4) along the connecting beam (2), at least six positioning bolts (6) are arranged, the length of the positioning bolt (6) is 250mm, and the outer diameter of the positioning bolt (6) is 20mm.

5. The energy dissipation device of claim 1, wherein: The fixing bolt (3) is 70mm long and 20mm in outer diameter, and is bolted with the fixing steel plate (4) and the supporting column (1), one fixing bolt (3) is arranged every 150mm along the supporting column (1), and the number of the fixing bolts (3) is not less than six.

6. The energy dissipation device of claim 1, wherein: The material of the buffer layer (7) is polyurethane foam material.

7. The energy dissipation device of claim 1, wherein: The damping mechanism (8) comprises a damping column (8-1), the top of the damping column (8-1) is sleeved with a movable rod (8-2), the bottom end of the movable rod (8-2) is fixedly connected with a movable plate (8-3), one end of a damping spring (8-4) is fixedly connected to the bottom of the movable plate (8-3), the other end of the damping spring (8-4) is fixedly connected with the bottom of the inner cavity of the damping column (8-1), one damping mechanism (8) is arranged every 200mm along the fixing steel plate (4) along the connecting beam (2), and the number of the damping mechanisms (8) is not less than six, the outer diameter of the damping mechanism (8) is 250mm, and the height of the damping mechanism (8) is 180mm.

8. The energy dissipation device of claim 1, wherein: The two ends of the connecting steel pipe (9) are fixedly connected with the beam side and the column side of the fixed steel plate (4) through the connecting steel plate (10) in a bolt connection mode, the length and width of the connecting steel plate (10) are both 100 mm, and the thickness is 10 mm, the connecting bolt (11) is 30 mm long and has an outer diameter of 20 mm, the connecting steel pipe (9) is arranged at an interval of 200 mm along the side of the fixed steel plate (4), and at least two connecting steel pipes (9) are arranged, the outer diameter of the connecting steel pipe (9) is 50 mm, the wall thickness is 2.75 mm, and the connecting steel pipe (9) is in an inclined shape.

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