Transient electromagnetic advanced detection fixed point gyration antenna for tunnel
A transient electromagnetic and advanced detection technology, applied in electric/magnetic exploration, radio wave measurement system, measurement device, etc., can solve problems affecting construction safety, surrounding water, antenna coil size metal interference, etc., to reduce tunneling accidents , saving drilling cost and improving tunneling efficiency
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[0017] figure 1 It is a schematic diagram of the structure of the fixed-point turning angle antenna in the present invention, figure 2 It is a schematic diagram of the structure of the antenna unit and the connecting rod of the fixed-point angle antenna in the present invention, image 3 It is a schematic structural diagram of the swing mechanism of the antenna unit and the connecting rod in the present invention, as shown in the figure: the transient electromagnetic advanced detection fixed-point rotation angle antenna for tunnels of this embodiment includes an antenna unit and a rotation angle bracket, and the antenna unit includes a central axis The transmitting antenna 1 and the receiving antenna 2 arranged in overlapping loops are recombined and formed. The angle of rotation support includes a support frame 3 that is vertically arranged and a connecting rod 4 that is set in cooperation with the support frame 3 so as to be rotatable up and down relative to the support frame 3...
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