U-shaped tunnel-crossing beam transporting vehicle with adjustable wheel track and beam-feeding method of U-shaped tunnel-crossing beam transporting vehicle
A technology for tunnel beam trucks and beam trucks, which is applied to bridges, bridge construction, erection/assembly of bridges, etc., and can solve problems such as difficult design of supporting low-level tunnel beam trucks, inability to transport beams in tunnels, and large spans , to achieve safe and reliable segmental connection, improve the passability of beam transportation, and reduce the transportation height
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[0042] See Figure 1 to Figure 9 , Shows the U-shaped tunnel beam transport vehicle with adjustable wheel base of the present invention.
[0043] See 10A to Figure 10E , Shows a schematic diagram of the steps of the beam feeding method of the beam transport vehicle of the present invention.
[0044] The U-shaped tunnel beam transport vehicle with adjustable wheelbase at least includes a vehicle body 1, a traveling wheel set 2, a steering system 3, and a load beam trolley 4. Among them, see Figure 4-6 , The vehicle body 1 has a U-shaped structure, the walking wheel set 2 and the steering system 3 are located under the vehicle body to form a detachable connection with the vehicle body, and a plurality of hydraulic outriggers may also be provided under the vehicle body , The load beam trolley 4 is located on the car body 1.
[0045] See image 3 , Shows the end view of the U-shaped tunnel beam transport vehicle with adjustable wheelbase of the present invention carrying box beams thr...
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