A drinking water device suitable for drinking water for pets. The drinking water device includes a housing unit and a pump unit. The housing unit has a water storage tank and a feeding tank spaced apart, and at least one water supply hole and at least one return hole connecting the water storage tank and the feeding tank, the at least one return hole is used to return the water of the feeding tank to The water storage tank. The pump unit is installed in the housing unit, and communicates with the water storage tank and the at least one water supply hole, and is used to pump the water of the water storage tank to the at least one water supply hole and inject into the feeding tank. The pump unit is used to pump water to the feeding tank, and then the design of the at least one return hole is used to discharge the water from the feeding tank back to the water storage tank to maintain the water in the feeding tank to be replenished to a certain amount.一種飲水裝置，適用於供寵物飲水。該飲水裝置包含一外殼單元，及一泵浦單元。該外殼單元具有相間隔的一儲水槽與一餵食槽，及連通該儲水槽與該餵食槽的至少一供水孔與至少一回流孔，該至少一回流孔用以供該餵食槽的水回流至該儲水槽。該泵浦單元安裝在該外殼單元，且連通該儲水槽與該至少一供水孔，並用以將該儲水槽的水泵送至該至少一供水孔而注入該餵食槽。利用該泵浦單元將水泵送至該餵食槽，再利用該至少一回流孔的設計，將該餵食槽的水排放回該儲水槽，維持該餵食槽的水能被補充在一定量。
