{
  "$type": "site.standard.document",
  "description": "A wireless load cell is provided. The wireless load cell includes a wireless load cell measuring unit and a wireless signal receiving unit; the wireless load cell measuring unit includes: a load cell; a controllable switch; a multi-power supply module including a solar panel, a first storage…",
  "path": "/patents/1380741",
  "publishedAt": "2026-04-09T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "E21B47/13",
    "Dechuan ZHOU"
  ],
  "textContent": "A wireless load cell is provided. The wireless load cell includes a wireless load cell measuring unit and a wireless signal receiving unit; the wireless load cell measuring unit includes: a load cell; a controllable switch; a multi-power supply module including a solar panel, a first storage battery, and a standby battery, where the solar panel includes a first terminal connected to a second terminal of the controllable switch, and a second terminal connected to the load cell; the first storage battery includes a first terminal connected to a third terminal of the controllable switch, and a second terminal connected to the load cell; and the standby battery includes a first terminal connected to a fourth terminal of the controllable switch, and a second terminal connected to the load cell; and an automatic switching control circuit is configured to switch the controllable switch.",
  "title": "Wireless load cell"
}