A control box for a pump comprising a pump body and a housing of the pump, which are arranged in the axial direction, the control box comprising: a box body and a box cover , the box cover being matched with the box body and being covered on the box body ; and both the box body and the box cover comprising a first region and a second region , the first region of the box body being corresponding to the first region of the box cover , and the second region of the box body being corresponding to the second region of the box cover ; the first regions are configured to be arranged on an end part, axially away from the pump body , of the housing of the pump, and the first regions being matched with the end part; the second regions being formed in a way that the second regions extend outwards in a radial direction of the housing , and an empty space being formed between the second regions and the pump body when the control box is arranged on the pump ; and the first region of the box body being configured to be detachably mounted on the end part of the housing , the control box being characterised in that an outgoing line adapter module which is configured to detachably install a wiring plug in an axial direction of the housing is inserted into an aperture arranged on a side of the second region of the box body configured to face the pump body , such that the wiring plug is placed in the empty space , wherein the first region of the box body is configured to be connected to the end part of the housing by a plurality of bolts , wherein an escape structure corresponding to the bolts is respectively arranged on the box body and the box cover of the control box , wherein the second region extends outwards between adjacent escape structures in a radial direction of the housing , and a width of the second region is less than or equal to a distance between two adjacent bolts . a box body and a box cover , the box cover being matched with the box body and being covered on the box body ; and both the box body and the box cover comprising a first region and a second region , the first region of the box body being corresponding to the first region of the box cover , and the second region of the box body being corresponding to the second region of the box cover ; the first regions are configured to be arranged on an end part, axially away from the pump body , of the housing of the pump, and the first regions being matched with the end part; the second regions being formed in a way that the second regions extend outwards in a radial direction of the housing , and an empty space being formed between the second regions and the pump body when the control box is arranged on the pump ; and the first region of the box body being configured to be detachably mounted on the end part of the housing , the control box being characterised in that an outgoing line adapter module which is configured to detachably install a wiring plug in an axial direction of the housing is inserted into an aperture arranged on a side of the second region of the box body configured to face the pump body , such that the wiring plug is placed in the empty space , wherein the first region of the box body is configured to be connected to the end part of the housing by a plurality of bolts , wherein an escape structure corresponding to the bolts is respectively arranged on the box body and the box cover of the control box , wherein the second region extends outwards between adjacent escape structures in a radial direction of the housing , and a width of the second region is less than or equal to a distance between two adjacent bolts . <EOS>