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CN-117604894-B - Steel deck plate for bridge and connecting method

CN117604894BCN 117604894 BCN117604894 BCN 117604894BCN-117604894-B

Abstract

The invention discloses a steel bridge deck plate for a bridge and a connecting method, comprising two hollow plates and two cover plates connected between the two hollow plates, wherein the cover plates are connected with two pressing blocks, the connecting grooves are provided with pressing grooves, the cover plates are connected with a driving mechanism for driving the two cover plates to approach or separate from each other, the driving mechanism comprises four push-pull plates, two moving blocks, studs and a handle, the studs are used for driving the two moving blocks to approach or separate from each other, the two ends of the push-pull plates are connected with the corresponding moving blocks and the cover plates, and the handle is connected with a locking mechanism for locking the moving blocks. The invention can improve the stability and compactness of the connection of the two hollow plates, is convenient for subsequent use, and the compressed spring drives the positioning block to return, so that the positioning block is connected with the limiting groove, the automatic locking of the connector is realized, the movable block is fixed, the connection looseness of the two hollow plates caused by the mistaken rotation of the handle is prevented, and the use is safe and reliable.

Inventors

  • ZHOU JIANBO
  • ZHOU JIAN
  • ZHOU XIAOHUA

Assignees

  • 江苏中海桥梁设备有限公司

Dates

Publication Date
20260512
Application Date
20231120

Claims (6)

  1. 1. The steel bridge deck for the bridge is characterized by comprising two hollow plates (1) and two cover plates (2) connected between the two hollow plates (1), wherein the cover plates (2) are connected with two pressing blocks (5), the cover plates (2) are matched with connecting grooves (22) arranged at two ends of the hollow plates (1), the connecting grooves (22) are provided with pressing grooves (24), the pressing grooves (24) are matched with the pressing blocks (5), the cover plates (2) are connected with a driving mechanism for driving the two cover plates (2) to approach or separate from each other, the driving mechanism comprises four push-pull plates (9), two moving blocks (8), a stud (10) and a handle (3), the handle (3) is used for driving the stud (10) to rotate, the stud (10) is used for driving the two moving blocks (8) to approach or separate from each other, two ends of the plates (9) are connected with the corresponding moving blocks (8) and the cover plates (2), and the handle (3) is connected with a locking mechanism for locking the moving blocks (8). When the two hollow plates (1) are connected, the cover plate (2) is tightly pressed on the corresponding connecting groove (22), the pressing block (5) is tightly pressed on the pressing groove (24), and the locking mechanism is locked on the moving block (8); the connecting groove (22) is of a step-shaped structure, the connecting groove (22) is provided with a first vertical surface (21) and a second vertical surface (23), and the second vertical surface (23) is positioned on one side below the first vertical surface (21); The cross section of the cover plate (2) is of a T-shaped structure, sealing gaskets (4) are connected to two sides of the cover plate (2), and the sealing gaskets (4) are matched with the corresponding first vertical surface (21) and the corresponding second vertical surface (23); The locking mechanism comprises a connecting seat (11), a slot (12), a cylinder (6), a connecting handle (14), a spring (15), an inner cavity (16), a sliding block (17), a positioning block (18), an inclined surface (19) and a lifting column (20), wherein the slot (12) is arranged in the connecting seat (11), the connecting seat (11) is fixedly connected with a handle (3), the end part of the stud (10) is inserted into the slot (12) and fixedly connected with the connecting seat (11), the cylinder (6) is communicated with the slot (12), the two ends of the lifting column (20) are connected with the connecting handle (14) and the positioning block (18), the sliding block (17) is used for guiding the lifting column (20), the spring (15) is used for driving the sliding block (17) to move towards the direction close to the positioning block (18), and the inclined surface (19) is arranged on one side of the bottom of the positioning block (18). The side of movable block (8) is connected with connector (7) with slot (12) assorted, connector (7) are provided with spacing groove (13) with locating piece (18) assorted.
  2. 2. A steel deck for a bridge according to claim 1, characterized in that the stud (10) penetrates through the two moving blocks (8), and the stud (10) is in threaded connection with the moving blocks (8), and the directions of the internal threads of the two moving blocks (8) are opposite.
  3. 3. A steel deck for bridges according to claim 1, characterized in that the two ends of the push-pull plate (9) are connected with the corresponding moving block (8) and cover plate (2) by means of shafts.
  4. 4. A steel deck for bridges according to claim 1, characterized in that the limit groove (13) is an annular groove.
  5. 5. A steel deck for a bridge according to claim 1, characterized in that the inner cavity (16) is arranged in the cylinder (6), the spring (15) is arranged in the inner cavity (16), the spring (15) is sleeved on the lifting column (20), two ends of the spring are connected with the sliding block (17) and the end part of the inner cavity (16), and the sliding block (17) is connected with the inner cavity (16) in a sliding way.
  6. 6. The method for connecting steel deck boards for bridges according to claim 5, comprising the steps of: The method comprises the steps of firstly, aligning two hollow plates (1), connecting two cover plates (2) with corresponding connecting grooves (22), aligning pressing blocks (5) with pressing grooves (24), rotating a handle (3) to drive a stud (10) to rotate, enabling two moving blocks (8) to be far away from each other, namely, enabling the moving blocks (8) to apply pulling force to corresponding push-pull plates (9), enabling the push-pull plates (9) to apply pulling force to the cover plates (2), enabling the two cover plates (2) to be close to each other, and enabling a connector (7) to move towards a connecting seat (11); Step two, the connector (7) is gradually inserted into the slot (12), the end part of the connector (7) slides on the inclined surface (19) to jack up the sliding block (17), the spring (15) is compressed, the sliding block (17), the lifting column (20) and the connecting handle (14) synchronously move upwards, meanwhile, the pressing block (5) is gradually pressed on the pressing groove (24) to drive the two hollow plates (1) to mutually approach, and the vertical surface I (21) and the vertical surface II (23) respectively approach to the directions of the corresponding sealing gaskets (4); When the end part of the connector (7) is connected with the end face of the slot (12), the connector (7) can not move forwards continuously, the push-pull plate (9) is tensioned on the cover plate (2), the cover plate (2) is tightly pressed on the connecting groove (22), the pressing block (5) is tightly pressed on the pressing groove (24), the first vertical surface (21) and the second vertical surface (23) are tightly pressed on the corresponding sealing gasket (4), the connecting stability and tightness of the two hollow plates (1) can be improved, the compressed spring (15) drives the positioning block (18) to return, the positioning block (18) is connected with the limiting groove (13), the connector (7) is automatically locked, the moving block (8) is fixed, and the connecting looseness of the two hollow plates (1) caused by mistaken rotation of the handle (3) is prevented.

Description

Steel deck plate for bridge and connecting method Technical Field The invention relates to the technical field of steel bridge decks, in particular to a steel bridge deck for a bridge and a connecting method. Background Bridge engineering refers to the working process of bridge exploration, design, construction, maintenance, verification and the like, and the scientific and engineering technology for researching the process, and is one branch of civil engineering. The development of bridge engineering is mainly dependent on the traffic demand for it. Ancient bridges mainly comprise passers-by and livestock, the load is not large, the bridge deck longitudinal slope can be steeper, and steps can be paved even. In the aspect of bridge construction materials, the main basis of selection is high strength, light weight and low cost, and the traditional steel materials and concrete are developed mainly, so that the strength and the durability of the bridge construction materials are improved. In the bridge construction process, a steel bridge deck is needed, and pavement is conveniently paved. The application number is 202120042460.6, the name is a connection structure of bridge deck, mention "when needs are sealed, at first aim at the backing plate 41 in the position between first cavity board 1 and the second cavity board 3, push backing plate 41 after aiming at and let backing plate 41 drive connecting plate 42 slide, connecting plate 42 drive second spring 43 slide, second spring 43 drive and keep out the board 44 slide, keep out the board 44 and drive sealed pad 45 and slide, when keep out the board 44 and contact first cavity board 1 and second cavity board 3, keep out the board 44 and slide, keep out the board 44 and drive second spring 43 and slide, the second spring 43 has played and has been kept out board 44 and first cavity board 1, the effect of laminating of second cavity board 3", namely utilize second spring 43 to exert thrust to keep out board 44, make sealed pad 45 laminating in first cavity board 1 and second cavity board 3, reach sealed effect, and the elasticity of spring is limited, sealed pad 45 can receive the influence with two cavity boards laminating degree after long-time use, and then influence sealed effect, two cavity boards are connected through the card, the stability that waits to connect the two. Disclosure of Invention The invention aims to provide a steel bridge deck plate for a bridge and a connecting method thereof, which have the advantages of improving the connecting stability and compactness of two hollow plates, facilitating the subsequent use, enabling a compressed spring to drive a positioning block to return, enabling the positioning block to be connected with a limit groove, realizing automatic locking of a connector, fixing a movable block, preventing the connection looseness of the two hollow plates caused by mistaken rotation of a handle, and solving the problems in the prior art. The steel bridge deck for the bridge comprises two hollow plates and two cover plates connected between the two hollow plates, wherein the cover plates are connected with two pressing blocks, the cover plates are matched with connecting grooves arranged at two ends of the hollow plates, the connecting grooves are provided with pressing grooves, the pressing grooves are matched with the pressing blocks, the cover plates are connected with a driving mechanism for driving the two cover plates to approach or separate from each other, the driving mechanism comprises four push-pull plates, two moving blocks, a stud and a handle, the handle is used for driving the stud to rotate, the stud is used for driving the two moving blocks to approach or separate from each other, two ends of the push-pull plates are connected with the corresponding moving blocks and the cover plates, and the handle is connected with a locking mechanism for locking the moving blocks; when two hollow plates are connected, the cover plate is pressed on the corresponding connecting groove, the pressing block is pressed on the pressing groove, and the locking mechanism is locked on the moving block. Preferably, the connecting groove is of a step-shaped structure, and is provided with a first vertical surface and a second vertical surface, and the second vertical surface is positioned on one side below the first vertical surface. Preferably, the cross section of the cover plate is of a T-shaped structure, sealing gaskets are connected to two sides of the cover plate, and the sealing gaskets are matched with the corresponding vertical surfaces I and II. Preferably, the stud penetrates through the two moving blocks, the stud is in threaded connection with the moving blocks, and the directions of internal threads of the two moving blocks are opposite. Preferably, two ends of the push-pull plate are connected with the corresponding moving block and the corresponding cover plate through shafts. Preferably, the locking mechanism comp