Balancing block connection structure

The utility model discloses a balancing block connection structure which is applied to an oil drilling, producing and pumping machine and has the advantage of convenience in balancing block adjustment. The balancing block connection structure comprises a walking beam and a plurality of balancing blocks sleeved on the walking beam, wherein each balancing block is formed in a manner that a first half block and a second half block are combined in a butting manner, and all the balancing blocks are connected onto the walking beam through detachable connection structures. With the adoption of the manner, the balancing blocks are not required for sliding, the on-site adjustment is facilitated, and the jamming formed during balancing block moving can not be caused; and furthermore, during moving, only the first half block 2 and the second half block 4 of one balancing block are moved, and the other balancing blocks are not required for being moved as long as the balance of the walking beam 1 can be achieved, so that