vertical external loadiing executor for channel wall rock stability analysis

The both sides of a base plate 1 of the utility model is provided with upright posts 2, the position between the middle upper parts of the upright posts 2 uses a fixed bolt 7 of a cross beam to be connected with a cross beam 3, and the top is provided with a pull beam 5. The upper side surface of the base plate 1, the two inner side surfaces of the upright posts 2 and the lower side surface of the cross beam 3 are respectively provided with a jack 6 which is communicated with an oil conduit 4. The utility model has the advantages of simple and compact structure, convenient operation, effective simulation, good authenticity, etc., and can be conveniently regulated to adapt different test pieces.