Connection mode concrete test

The utility model relates to a concrete building field provides a connection mode concrete test, include: bottom surface board and four side boards, four sides of bottom surface of bottom surface board set up the recess, the bottom of four side boards sets up the arch that is used for inserting the recess, one of them and bottom surface board vertical fixation of four side boards, four side boards can be enclosed to close and formed all around the cuboid structure and fix on the board of bottom surface at the bottom surface board, and detachable connects between two arbitrary side boards in four side boards, is swing joint between other side boards. The utility model provides a connection mode concrete test, two side boards can dismantling the connection are reserved in the boards to four sides, swing joint between other side boards, four side boards one of them with bottom surface board vertical fixation is difficult for losing the subassembly, and the current concrete test of contrast carries out the drawin