Strength detection device for durable concrete

The invention discloses a durable concrete strength detection device which comprises a base, a pendulum bob and a nail measuring seat are mounted on the base, a plurality of first channels are formed in the base, a first movable rod is arranged in each first channel, one end of each first movable rod is connected with the inner wall of the corresponding first channel through an elastic part, and the other end of each first movable rod is connected with the corresponding nail measuring seat. The other end of the first movable rod extends out of the first channel and is provided with a patch; a locking piece is installed at the position, located on the pendulum bob, of the base, a driving piece is further installed on the pendulum bob, the driving piece is configured to drive and switch the state of the locking piece, a triggering piece is arranged in the first channel, automatic dynamic attachment to a to-be-detected face can be achieved based on the specific condition of the concrete test piece face during de