Block chain-based equipment control method and related equipment

The invention provides an equipment control method based on a block chain and related equipment, the method is executed by node equipment on a block chain system, the method comprises the following steps: receiving a first transaction request sent by a target equipment control object, the first transaction request carrying a first control instruction for controlling the target equipment; determining a first control smart contract corresponding to the first control instruction; in response to the first transaction request, executing a first control smart contract, determining that the control frequency of the target equipment control object for controlling the target equipment is smaller than or equal to a first value, adding one to the control frequency of the target equipment control object for controlling the target equipment, and performing uplink storage on the first transaction request in a block chain system; and after the uplink storage is successful, sending the first transaction request to the target