Dust-retention detection equipment

The utility model discloses dust-retention detection equipment. The equipment comprises an acrylic case, a retention bottle, an air pump, a flow meter and a fan, wherein a dust inlet is arranged on the acrylic case, the fan is fixedly arranged in a position, close to the dust inlet, of the inner side of the acrylic case, dust particles are contained in the retention bottle, the air pump adopts one rubber hose I, the middle is connected to the retention bottle through the flow meter, acting air enters the rubber hose I to lift the dust particles in the retention bottle, the other rubber hose II is led out of the retention bottle and connected to the dust inlet, the acting air flows out of the rubber hose II to drive the dust particles to enter the acrylic case, the dust particles flow and circulate evenly under the action of the fan in the acrylic case, and floral foam and leaves are placed in the acrylic case for dust-retention amount detection. The equipment can support maximum dust-retention amount measurement for various plants, the trouble that the plant leaves are collected outdoors is avoided, the contingency of measured dust-retention amounts is eliminated, and comparisons of dust-retention amounts of the different plant leaves are facilitated.