The present invention relates to a pet comb having replaceable combing plate, which comprise a main body unit, a locking unit, and a plurality of combing plates. The main body unit comprises a gripping part and an insertion slot opposite to the gripping part. The locking unit is installed at the main body unit and comprises at least one locking member capable of being inserted into or moving out from the insertion slot and at least one elastic member constantly making the locking member maintain the tendency of being inserted toward the insertion slot. One combing plate selected from those combing plates is installed in the insertion slot and comprises a connection member and a combing member disposed at one side of the connection member. Those connection members respectively have an engagement part to engage with the locking member. Those combing members of the combing plates have different shapes and different combing functions. Thereby, the purpose of replacing the comb plate and one object with multi-use can be achieved.一種具有可替換梳板的寵物梳,包含一本體單元、一卡制單元及多數梳板。該本體單元包括一握持部及一相反於該握持部的插槽,該卡制單元安裝於該本體單元,並包括至少一可朝該插槽伸入或移出的卡制件及至少一恆使該卡制件保持朝該插槽伸入趨勢的彈性件,該等梳板可擇其一地安裝於該插槽中,並分別包括一接合件及一設於該接合件一側的梳理件,該等接合件各具有一可與該卡制件互相嵌卡的嵌卡部,每一個梳板的梳理件具有不同的形狀及不同的梳理功能。藉此,可達到替換梳板且達到一物多用目的。10‧‧‧本體單元11‧‧‧握把111‧‧‧握持部112‧‧‧頭部113‧‧‧頂面114‧‧‧底面115‧‧‧滑槽116‧‧‧導槽117‧‧‧側端面118‧‧‧螺孔211‧‧‧頭端212‧‧‧卡制部213‧‧‧連接段214‧‧‧受掣部22‧‧‧彈性件23‧‧‧掣動件231‧‧‧壓掣部232‧‧‧彈性片233‧‧‧掣動部234‧‧‧卡勾12‧‧‧固定座121‧‧‧螺絲13‧‧‧插槽20‧‧‧卡制單元21‧‧‧卡制件30‧‧‧梳板31‧‧‧接合件311‧‧‧嵌卡部32‧‧‧梳理件321‧‧‧針桿
