Electromagnetic calorimeter

The utility model discloses an electromagnetic heat meter, which comprises a shell, a first side cover, a second side cover and a PCB (Printed Circuit Board), the shell is respectively connected with the first side cover and the second side cover; the inner side of the first side cover is provided with a first positioning installation part used for fixing the PCB, and the inner side of the second side cover is provided with a positioning groove used for fixing the PCB. One end of the PCB is fixedly connected with the first positioning mounting part, and the other end of the PCB is connected with the positioning groove; a guide groove matched with the PCB is formed in the inner side of the shell. The utility model has the advantages that the structure is simple, the disassembly and assembly are convenient, and the later maintenance of the PCB is facilitated. 本实用新型公开了一种电磁热量表，包括外壳、第一侧盖、第二侧盖以及PCB线路板；所述外壳分别与所述第一侧盖和第二侧盖连接；所述第一侧盖内侧设有用于固定所述PCB线路板的第一定位安装部，所述第二侧盖内侧设有用于固定所述PCB线路板的定位槽；所述PCB线路板的一端与所述第一定位安装部固定连接，另一端与所述定位槽连