Test positioning fixture applied to preparation of crab culture water quality improver

The utility model belongs to the technical field of application of aquaculture medicament detection accessories. The test positioning fixture is composed of a bottom plate, a set of bottom plate internal thread positioning holes, an L-shaped vertical positioning plate, a set of L-shaped vertical positioning plate internal thread positioning holes, a set of fastening bolt connectors, a transverse internal thread hole, a first limiting block and a positioning assembly. The test positioning fixture applied to preparation of the crab culture water quality improver has the beneficial effects that the test positioning fixture is applicable to preparation of the crab culture water quality improver; the whole stainless steel structure is reasonable in design and convenient to disassemble, assembleand maintain, meanwhile, accurate and stable stirring, mixing and positioning can be achieved on the storage tank, the storage tank is convenient to assemble, fix and disassemble, and stainless steelassembly components are h