Device for determining punching shape of coal seam and using method thereof
A measurement device and coal seam technology, which is applied in the directions of measurement, earthwork drilling, wellbore/well components, etc., can solve the problems of inaccurate measurement of aperture, a large number of manual operations, and unsatisfactory results, so as to achieve comprehensive coverage and reduce labor Operation, data reliable effect
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[0029] The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work shall fall within the protection scope of the present invention.
[0030] Such as Figure 1 to Figure 3 As shown, a measuring device for the punching shape of a coal seam includes a telescopic rod 1, a hollow rail rod 2 is connected to the extending end of the telescopic rod 1, and a distance measuring box 3 is nested on the rail rod 2, so The distance measuring box 3 is provided with a first gear 4 slidably connected to the track rod 2. The first gear 4, the distance measuring box 3 and the track rod 2...
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