Collector based on cable network

The utility model discloses a collector based on a cable network. The collector comprises a central processing unit and a power supply, wherein the power supply is connected with the central processing unit; the central processing unit is connected with an RS485 meter reading module, a storage and an Ethernet interface module respectively; and the Ethernet interface module is used for being connected with a cable modem and sending meter reading data to a remote concentrator through a wired TV coaxial cable network. The collector aims at carrying out meter reading by adopting the RS485 meter reading module, the Ethernet interface module is connected with the cable modem, and the meter reading data are sent to the remote concentrator through the wired TV coaxial cable network, so that the remote meter reading and data uploading are realized, the manual operating cost is saved, the meter reading speed is accelerated and the meter reading stability is improved, and the problems in the prior art that a power line