Brick connecting gap positioner and using method thereof

The invention discloses a brick connecting gap positioner and a using method thereof, and belongs to the technical field of brick laying. Comprising brick bodies and positioning assemblies arranged between every two adjacent brick bodies, each positioning assembly comprises a positioning box, a cavity is formed in each positioning box, multiple sets of first cross-shaped positioning blocks are arranged on one side in each cavity, and the multiple sets of first cross-shaped positioning blocks are attached to one another; a plurality of sets of second cross-shaped positioning blocks are arranged on the other side in the cavity and attached to one another, and two sets of cross-shaped push plates are further arranged in the cavity. According to the device, the positioning assembly is arranged, a cross-shaped push plate is used for pushing multiple sets of first cross-shaped positioning blocks and second cross-shaped positioning blocks, so that the first cross-shaped positioning blocks and the second cross-shaped