Abstract: Provided are an excrement collecting box and a fullness detection method. The device includes a housing, a sealing assembly, a collecting bag and a detection unit. The sealing assembly includes a left side sealing portion and a right side sealing portion. At least one of the left side sealing portion or the right side sealing portion is slidable relative to the housing. The left side sealing portion is configured to abut against the right side sealing portion. The collecting bag is connected to the housing. The outer sidewall of the collecting bag can be abutted against by the sealing assembly. The detection unit is rotatably disposed on the at least one of the left side sealing portion or the right side sealing portion. The detection unit can rotate towards the bottom wall of the collecting bag.

Abstract: Provided are a deodorization device and a cat toilet. The deodorization device is installed in an installation hole of a drum and includes a deodorization component rotatably disposed in the installation hole. The deodorization component includes a deodorization liquid bottle, a long cotton core inserted into the deodorization liquid bottle, a short cotton core overlapping the long cotton core, and a spray assembly. The spray assembly is connected to the short cotton core. The short cotton core is configured to deliver deodorization liquid in the deodorization liquid bottle to the spray assembly through the long cotton core. The spray assembly is configured to spray the deodorization liquid into the drum.

Abstract: Provided is a pet cat excrement screening device. The pet cat excrement screening device includes a support base; a drum rotatably mounted on the support base; and a drum driving device mounted on the support base. The drum is configured to rotate between a first position and a second position under drive of the drum driving device, where the rotation angle of the drum is less than 360 degrees. A side wall of the drum body of the drum is provided with a pet inlet. The pet inlet is exposed out of the support base during a rolling process of the drum. A screening mechanism is mounted in the drum. The rear end of the drum is provided with a waste discharge port.

Abstract: Provided is a pet cat excrement screening device. The pet cat excrement screening device includes a support base; a drum rotatably mounted on the support base; and a drum driving device mounted on the support base. The drum is configured to rotate between a first position and a second position under drive of the drum driving device, where the rotation angle of the drum is less than 360 degrees. A side wall of the drum body of the drum is provided with a pet inlet. The pet inlet is exposed out of the support base during a rolling process of the drum. A screening mechanism is mounted in the drum. The rear end of the drum is provided with a waste discharge port.