Corrugated steel web combined box girder with diaphragm plate

Abstract

The utility model discloses a corrugated steel web combined box girder with a diaphragm plate, which comprises a box girder structure main body, the box girder structure main body comprises a bottom plate, corrugated steel web bodies are arranged on both sides of the upper surface of the bottom plate, and a top plate is arranged at the top ends of the two corrugated steel web bodies; by designing a reinforcing mounting mechanism, after a second fixing bolt is rotationally embedded into an inner threaded hole, the surface of the second fixing bolt is in extrusion contact with the surface of the fixed locking tooth plate, and a rotating nut is rotated to drive a threaded pull rod to slide in a connecting hole; therefore, when the two threaded pull rods are screwed in, adjusted and moved, the movable locking tooth plate is driven to be extruded and fixed to the surface of the second fixing bolt, the second fixing bolt can be conveniently fixed and installed in a reinforced mode after being rotated and fixed, and the second fixing bolt is not prone to loosening or even falling off when the box girder structure body is vibrated after being installed and used. And the box girder structure main body is reinforced, mounted and stably used.

Description

Technical Field

[0001] The utility model belongs to the technical field of box beams, and in particular relates to a corrugated steel web composite box beam with a transverse diaphragm. Background Art

[0002] The existing box beam is usually made of steel and concrete, and is characterized by superior dynamic performance, high torsional rigidity, good integrity and strong applicability. The box beam is assembled by corrugated steel webs, diaphragms, bottom plates and top plates. When assembled, it is convenient to strengthen and fix the corrugated steel webs, and increase the area of ​​the diaphragm side to support and fix the box beam, so that the box beam is more fixed and stable to use, and the box beam structure is strengthened and stable during installation and use.

[0003] After the existing box girder is assembled and installed, the corrugated steel web is closed with the bottom plate and the top plate, and bolts are passed through the two ends of the corrugated steel web and embedded in the internal threaded holes for fixed installation. Therefore, it is not convenient to reinforce the bolts after the corrugated steel web is fixed and installed. In addition, the bolts are easily loosened or even fall off when the box girder is frequently subjected to vibration during installation and use, thereby loosening the corrugated steel web and making it unstable, reducing the stability of the box girder installation and use, and affecting the problem of strengthening the fixation and stability of the box girder during installation and use. For this reason, the utility model proposes a corrugated steel web composite box girder with a transverse partition. Utility Model Content

[0004] The purpose of the utility model is to provide a composite box girder with a corrugated steel web and a transverse partition, so as to solve the problem proposed in the above-mentioned background technology that the box girder is often subjected to vibration during installation and use, which may cause the bolts to loosen or even fall off, thereby making the corrugated steel web loose and unstable, reducing the stability of the box girder installation and use, and affecting the strengthening of the fixation and stability of the box girder during installation and use.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a corrugated steel web composite box girder with a diaphragm, comprising a box girder structure body, the box girder structure body comprising a bottom plate, both sides of the upper surface of the bottom plate are provided with corrugated steel web bodies, the top ends of the two corrugated steel web bodies are provided with a top plate, the lower surface of the top plate and the upper surface of the bottom plate are provided with a diaphragm body, a fixing piece is provided at the bottom end of one side of the diaphragm body, two fixing bolts are rotated at both ends of the corrugated steel web body, both sides of the top plate and both sides of the bottom plate are provided with internal threaded holes, and the box girder structure body is also provided with:

[0006] A reinforced mounting mechanism, wherein the reinforced mounting mechanism comprises a reinforced mounting component arranged inside the internal threaded hole, and ends of the reinforced mounting component are located on the sides of the top plate and the bottom plate and are provided with a screw-in adjustment component;

[0007] The reinforcing support mechanism comprises reinforcing support components arranged on both sides of the diaphragm body, and the ends of the reinforcing support components are provided with rotating fixing components.

[0008] Preferably, the reinforcement mounting assembly comprises a groove opened at the inner edge of the internal threaded hole, a fixed locking tooth plate is fixed on one side of the interior of the groove, and a movable locking tooth plate is arranged on the other side of the interior of the groove.

[0009] Preferably, the movable locking tooth plate is an arc-shaped structure, and the inner surface of the movable locking tooth plate is consistent with the outer surface structure of the second fixing bolt.

[0010] Preferably, the screw-in adjustment assembly includes two connecting holes opened on one side of the groove, and a threaded pull rod is arranged inside the connecting hole pair. The end of the threaded pull rod is fixed to the end of the movable locking tooth plate by welding, and the end of the threaded pull rod is located on the surface of the top plate and is rotated with a rotating nut.

[0011] Preferably, the two threaded rods are symmetrically arranged, and the movable locking tooth plate and the interior of the groove are screwed in and adjusted by the threaded rods and the rotating nut.

[0012] Preferably, the reinforcing support assembly comprises two fixing blocks welded and fixed on both sides of the diaphragm body, and reinforcing support plates are welded and fixed on both ends of the fixing blocks.

[0013] Preferably, the rotating and fixing assembly includes an integrally formed mounting plate, a fixing bolt is rotatably provided inside the mounting plate, and the surfaces of the reinforcement support plate, the top plate and the bottom plate are all rotationally fixed by the fixing bolt.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] By designing a reinforced installation mechanism, when the fixing bolt No. 2 is rotated and embedded in the internal threaded hole, the surface of the fixing bolt No. 2 is pressed and contacted with the surface of the fixed locking tooth plate, and the rotating nut is rotated to drive the threaded pull rod to slide inside the connecting hole, so that the two threaded pull rods are respectively screwed in and adjusted, and the moving locking tooth plate is pressed and fixed on the surface of the fixing bolt No. 2 when moved, which is convenient for strengthening the fixed installation after the fixing bolt No. 2 is rotated and fixed, and the fixing bolt No. 2 is not easy to loosen or even fall off when the box beam structure body is vibrated after installation. The box beam structure body is reinforced and installed for stable use, and the enhanced fixation and stability of the box beam structure body during installation and use are improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the structure of the utility model;

[0017] Figure 2It is a side sectional structural schematic diagram of the utility model;

[0018] Figure 3 For this utility model Figure 2 The enlarged structural diagram of part A in the middle;

[0019] Figure 4 It is a schematic diagram of the partial structure of the fixing bolt 2, the movable locking tooth plate and the top plate of the utility model;

[0020] Figure 5 It is a partial cross-sectional structural schematic diagram of the side of the diaphragm body, top plate and bottom plate of the utility model;

[0021] In the figure: 100, box girder structure body; 101, top plate; 102, corrugated steel web body; 103, diaphragm body; 1031, fixing block; 1032, reinforcement support plate; 1033, fixing bolt one; 1034, mounting plate; 104, bottom plate; 105, fixing piece; 106, internal threaded hole; 1061, groove; 1062, movable locking tooth plate; 1063, threaded pull rod; 1064, rotating nut; 1065, connecting hole; 1066, fixed locking tooth plate; 107, fixing bolt two. DETAILED DESCRIPTION

[0022] 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.

[0023] See also Figures 1 to 5The utility model provides a technical solution: a corrugated steel web composite box girder with a transverse diaphragm, comprising a box girder structure body 100, the box girder structure body 100 comprising a bottom plate 104, corrugated steel web bodies 102 are arranged on both sides of the upper surface of the bottom plate 104, top plates 101 are arranged on the tops of the two corrugated steel web bodies 102, two ends of the corrugated steel web bodies 102 are rotatably provided with fixing bolts 107, both sides of the top plate 101 and both sides of the bottom plate 104 are provided with internal threaded holes 106, the bottom ends of the corrugated steel web bodies 102 are clamped on both sides of the upper surface of the bottom plate 104, the top plate 101 is closed on the tops of the two corrugated steel web bodies 102, and the two rotating fixing bolts 107 are embedded in the internal threaded holes. The inside of the corrugated steel web 106 is fixed to the top plate 101 and the corrugated steel web body 102, and the bottom end of the corrugated steel web body 102 is fixedly installed with the surface of the bottom plate 104 by fixing bolts 107. The lower surface of the top plate 101 and the upper surface of the bottom plate 104 are provided with a diaphragm body 103, and a fixing piece 105 is provided at the bottom end of one side of the diaphragm body 103. The diaphragm body 103 is slidably engaged at the connection between the top plate 101 and the bottom plate 104, and the end of the diaphragm body 103 contacts the inner surface of the corrugated steel web body 102 and is fixedly installed by the fixing piece 105. After the diaphragm body 103 is fixedly installed, it is used to strengthen the inside of the box beam structure main body 100. The box beam structure main body 100 is also provided with:

[0024] A reinforcement installation mechanism is provided, and the reinforcement installation mechanism includes a reinforcement installation component arranged inside the internal threaded hole 106. The ends of the reinforcement installation component are located on the sides of the top plate 101 and the bottom plate 104 and are provided with a screw-in adjustment component. The ends of the corrugated steel web body 102 can be fixedly installed between the top plate 101 and the bottom plate 104 by fixing bolts 107. The reinforcement installation mechanism then reinforces and installs the two ends of the corrugated steel web body 102 for stable use, thereby improving the enhanced fixation and stability of the box girder structure main body 100 during installation and use.

[0025] In order to facilitate the installation after the second fixing bolt 107 is screwed into the interior of the internal threaded hole 106 through the reinforcement installation component, in this embodiment, preferably, the reinforcement installation component includes a groove 1061 opened at the inner edge of the internal threaded hole 106, and a fixed locking tooth plate 1066 is fixed on one side of the interior of the groove 1061. When the second fixing bolt 107 is screwed into the interior of the internal threaded hole 106, it directly contacts the surface of the fixed locking tooth plate 1066 for extrusion and fixation. A movable locking tooth plate 1062 is provided on the other side of the interior of the groove 1061. The movable locking tooth plate 1062 is an arc structure, and the inner surface of the movable locking tooth plate 1062 is consistent with the outer surface structure of the second fixing bolt 107. The movable locking tooth plate 1062 is moved and adjusted again to be clamped and fixed on the other side surface of the second fixing bolt 107 for reinforcement, so as to facilitate the reinforcement and installation of the second fixing bolt 107.

[0026] In order to facilitate the movement and reinforcement installation of the movable locking tooth plate 1062 through the screw-in adjustment component, in the present embodiment, preferably, the screw-in adjustment component includes two connecting holes 1065 opened on one side of the groove 1061, and a threaded pull rod 1063 is arranged inside the connecting holes 1065, so as to facilitate the installation of the threaded pull rod 1063 inside the connecting holes 1065, and facilitate the adjustment operation after installation, and the end of the threaded pull rod 1063 is fixed to the end of the movable locking tooth plate 1062 by welding, and the end of the threaded pull rod 1063 is located on the surface of the top plate 101 and is rotated with a rotating nut 1064, and the threaded pull rod 1063 is driven to move by rotating the rotating nut 1064 on the end surface of the threaded pull rod 1063, so that the threaded pull rod 1063 is moved to pull the movable locking tooth plate 1062 to be clamped and fixed for installation.

[0027] A reinforcing support mechanism includes reinforcing support components arranged on both sides of the diaphragm body 103. Rotating fixing components are arranged at the ends of the reinforcing support components. The diaphragm body 103 can be installed between the top plate 101 and the bottom plate 104. The reinforcing support mechanism again reinforces and supports and fixes both sides of the diaphragm body 103, thereby increasing the contact area for stable support use, improving the reinforcing support fixation of the diaphragm body 103 by the box girder structure main body 100 during installation and use, and extending the service life of the box girder structure main body 100.

[0028] In order to increase the support area after the installation of the diaphragm body 103 by strengthening the support assembly, the diaphragm body 103 is fixedly supported for use. In this embodiment, preferably, the strengthened support assembly includes two fixed blocks 1031 welded and fixed on both sides of the diaphragm body 103, and reinforced support plates 1032 are welded and fixed at both ends of the fixed blocks 1031. After the diaphragm body 103 is installed, the reinforced support plates 1032 are used to reinforce and support both sides of the diaphragm body 103, so as to increase the contact area and provide stable support.

[0029] In order to facilitate the fixed installation of the reinforcement support plate 1032 after closing it on the surfaces of the top plate 101 and the bottom plate 104 through a rotating fixing assembly, in the present embodiment, preferably, the rotating fixing assembly includes an integrally formed mounting plate 1034, and a fixing bolt 1033 is rotated inside the mounting plate 1034. The reinforcement support plate 1032 and the surfaces of the top plate 101 and the bottom plate 104 are rotationally fixed by a fixing bolt 1033. When the end of the mounting plate 1034 is closed and in contact with the surfaces of the top plate 101 and the bottom plate 104, the fixing bolt 1033 is rotated to fix the mounting plate 1034 to the top plate 101 and the bottom plate 104, so as to facilitate fixed installation and support use.

[0030] The working principle and use process of the utility model are as follows: before using the composite box girder with corrugated steel webs with diaphragms, firstly, the bottom ends of the corrugated steel web bodies 102 are clamped on both sides of the upper surface of the bottom plate 104, the top plate 101 is closed on the top ends of the two corrugated steel web bodies 102, the second rotating fixing bolt 107 is embedded in the inner threaded hole 106 to fix the top plate 101 and the corrugated steel web bodies 102, and the bottom ends of the corrugated steel web bodies 102 and the surface of the bottom plate 104 are fixedly installed by the second fixing bolt 107 again, and the diaphragm body 103 is slidably clamped on the connection between the top plate 101 and the bottom plate 104 again, and the end of the diaphragm body 103 contacts the inner surface of the corrugated steel web body 102 and is fixedly installed by the fixing piece 105. After the diaphragm body 103 is fixedly installed, it is used to strengthen the interior of the box girder structure main body 100;

[0031] Then, when the second fixing bolt 107 is rotated and embedded in the internal threaded hole 106, the surface of the second fixing bolt 107 is pressed and contacted with the surface of the fixed locking tooth plate 1066, and the rotating nut 1064 is rotated to drive the threaded pull rod 1063 to slide inside the connecting hole 1065, so that the two threaded pull rods 1063 are screwed in and adjusted respectively, and the moving locking tooth plate 1062 is pressed and fixed on the surface of the second fixing bolt 107 when moving, which is convenient for strengthening the fixed installation of the second fixing bolt 107 after rotation and fixing, and the second fixing bolt 107 is not easy to loosen or even fall off when the box beam structure main body 100 is vibrated after installation, so that the box beam structure main body 100 is reinforced and installed for stable use, and the strengthening fixation and stability of the box beam structure main body 100 during installation and use are improved;

[0032] Finally, when the diaphragm body 103 is fixed between the top plate 101 and the bottom plate 104, the reinforcement support plate 1032 and the installation plate 1034 are closed on the surface of the top plate 101 and the bottom plate 104, and the fixing bolt 1033 is rotated to fix the reinforcement support plate 1032, so as to increase the support area after the diaphragm body 103 is installed to strengthen the support and fixation on both sides. When the box beam structure body 100 is installed and used, the diaphragm body 103 is strengthened and supported when it is vibrated, and it is not easy to cause deformation and damage. The box beam structure body 100 is stably supported for use, which improves the reinforcement and support fixation of the diaphragm body 103 during installation and use of the box beam structure body 100, and extends the service life of the box beam structure body 100.

[0033] Although the embodiments of the present invention have been shown and described (see the above detailed description for details), it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A composite box girder with a corrugated steel web and a diaphragm, comprising a box girder structure body (100), the box girder structure body (100) comprising a bottom plate (104), both sides of the upper surface of the bottom plate (104) are provided with corrugated steel web bodies (102), the top ends of the two corrugated steel web bodies (102) are provided with a top plate (101), the lower surface of the top plate (101) and the upper surface of the bottom plate (104) are provided with a diaphragm body (103), a fixing piece (105) is provided at the bottom end of one side of the diaphragm body (103), two fixing bolts (107) are rotatably provided at both ends of the corrugated steel web body (102), both sides of the top plate (101) and both sides of the bottom plate (104) are provided with internal threaded holes (106), characterized in that: The box beam structure main body (100) is also provided with: A reinforced installation mechanism, wherein the reinforced installation mechanism comprises a reinforced installation component arranged inside the internal threaded hole (106), and ends of the reinforced installation component are located on the sides of the top plate (101) and the bottom plate (104) and are provided with screw-in adjustment components; A reinforcing support mechanism comprises reinforcing support components arranged on both sides of the diaphragm body (103), and a rotating fixing component is arranged at the end of the reinforcing support component.

2. The composite box girder with corrugated steel web and diaphragm according to claim 1, characterized in that: The reinforcement installation assembly comprises a groove (1061) opened at the inner edge of the internal threaded hole (106), a fixed locking tooth plate (1066) is fixed on one side of the interior of the groove (1061), and a movable locking tooth plate (1062) is arranged on the other side of the interior of the groove (1061).

3. The composite box girder with corrugated steel web and diaphragm according to claim 2, characterized in that: The movable locking tooth plate (1062) is an arc-shaped structure, and the inner surface of the movable locking tooth plate (1062) is consistent with the outer surface structure of the second fixing bolt (107).

4. The composite box girder with corrugated steel web and diaphragm according to claim 2, characterized in that: The screw-in adjustment assembly comprises two connecting holes (1065) opened on one side of the groove (1061), a threaded pull rod (1063) is arranged inside the pair of connecting holes (1065), the end of the threaded pull rod (1063) is fixed to the end of the movable locking tooth plate (1062) by welding, and the end of the threaded pull rod (1063) is located on the surface of the top plate (101) and is rotatably provided with a rotating nut (1064).

5. The composite box girder with corrugated steel web and diaphragm according to claim 4, characterized in that: The two threaded pull rods (1063) are symmetrically arranged, and the movable locking tooth plate (1062) and the interior of the groove (1061) are screwed in and adjusted by the threaded pull rods (1063) and the rotating nut (1064).

6. The composite box girder with corrugated steel web and diaphragm according to claim 1, characterized in that: The reinforcing support assembly comprises two fixing blocks (1031) welded and fixed on both sides of the diaphragm body (103), and reinforcing support plates (1032) are welded and fixed at both ends of the fixing blocks (1031).

7. The composite box girder with corrugated steel web and diaphragm according to claim 6, characterized in that: The rotation fixing assembly comprises an integrally formed mounting plate (1034), a fixing bolt (1033) is rotatably mounted inside the mounting plate (1034), and the surfaces of the reinforcement support plate (1032) and the top plate (101) and the bottom plate (104) are rotationally fixed by the fixing bolt (1033).

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