Concrete shrinkage experiment device under cold construction condition

The invention relates to a concrete shrinkage experiment device under a cold construction condition. The concrete shrinkage experiment device comprises a slump testing cabinet body and a shrinkage testing cabinet body, wherein the top of the slump testing cabinet body is of a hollow structure, a first cross beam is arranged in the slump testing cabinet body, a first electric telescopic rod is fixedly connected to the center of the top of the first cross beam, and a connecting rod is fixedly connected to the top of the telescopic rod; sliding rods are fixedly connected to two sides of the connecting rod; a sliding sleeve is arranged in the first cross beam and is in sliding connection with a sliding rod, and a supporting ring is fixedly connected to the bottom of the sliding rod; a second cross beam is arranged in the shrinkage test cabinet body, a hydraulic oil cylinder is fixedly connected to the center of the second cross beam, and a test head is fixedly connected to the bottom of the hydraulic oil cylinder