A hollow screw rod double helix device
A screw rod and double helix technology, applied in the field of hollow screw rod double helix device, can solve the problems of not being able to fully meet customer needs, unable to perform photography or detection, unable to meet work needs, etc., to achieve a wide range of use, easy and accurate positioning Operation, the effect of reducing the space occupied
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[0051] One embodiment of the present invention: the number of auxiliary legs 2 is 1 or 2 or more, the auxiliary legs 2 include an auxiliary guide mechanism and an auxiliary support mechanism, the auxiliary support mechanism is supported on the ground, the auxiliary guide mechanism and The double-helix device of the hollow screw rod is movably connected, and the up and down telescopic displacement of the auxiliary guide rod mechanism is controlled by the lifting mechanism.
[0052] In another embodiment of the present invention, the number of the auxiliary leg 2 is one, and the auxiliary leg 2 includes an auxiliary support mechanism, which is installed under the double helix device of the hollow screw rod, and the auxiliary support mechanism is supported on the ground.
[0053] The gear assembly 3 is powered by manpower or by a motor.
[0054] A brief description of the principle of a hollow screw rod double-helix device of the present invention: the rotating handle 7 rotates u...
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