Soft water salt content detection device and water softening device

The utility model provides a soft water salt content detection device and a water softening device, and belongs to the technical field of kitchen appliances, the soft water salt content detection device comprises a salt box, a salt valve and a liquid level and salt content detection device, the salt box comprises a salt box for accommodating regenerated salt and a salt well, the bottom of the salt well is communicated with the salt box, the salt valve is connected with the salt well, and the liquid level and salt content detection device is arranged in the salt box. The liquid level and salt content detection device comprises an upper floating ball and a lower floating ball, the density of the upper floating ball is different from that of the lower floating ball, and the liquid level and salt water concentration of the salt well are detected through the upper floating ball and the lower floating ball. According to the utility model, the relation between the brine concentration and buoyancy is fully utilized,