Device for holding at least one electrically conducting hose on an electrically conducting structure with an electrical connection between such a structure and at least one such hose, this holding device includes: - a flange including, on the one hand, a fastening half-flange configured to be fastened to the structure and, on the other hand, a holding half-flange configured to be assembled with the fastening half-flange, and complementary to this fastening half-flange, these half-flanges (3; 4) each including a rigid body (30; 40) as well as each, facing the other half-flange (4; 3), on the one hand, at least one recess (32; 42), each configured to receive a hose, each arranged opposite another recess (42; 32), which the other half-flange (4; 3) includes, and each supplementing such other recess (42; 32) in order to form an accommodation for receiving the hose or one of the hoses; - electrical connection means, which are configured to electrically connect the structure and the hose or hoses, and which the fastening half-flange includes; wherein the electrical connection means include at least one pad, each made of a flexible electrically conducting material, each lining the recess or one of the recesses of the fastening half-flange, and each configured to electrically cooperate with the hose or with one of the hoses; wherein the electrical connection means include at least one pusher, each made of an electrically conducting material, each configured to electrically cooperate with the structure as well as with the pad or one of the pads of the fastening half-flange, each movable in displacement between an unfolded position outside the fastening half-flange and a retracted position inside this fastening half-flange. - a flange including, on the one hand, a fastening half-flange configured to be fastened to the structure and, on the other hand, a holding half-flange configured to be assembled with the fastening half-flange, and complementary to this fastening half-flange, these half-flanges (3; 4) each including a rigid body (30; 40) as well as each, facing the other half-flange (4; 3), on the one hand, at least one recess (32; 42), each configured to receive a hose, each arranged opposite another recess (42; 32), which the other half-flange (4; 3) includes, and each supplementing such other recess (42; 32) in order to form an accommodation for receiving the hose or one of the hoses; - electrical connection means, which are configured to electrically connect the structure and the hose or hoses, and which the fastening half-flange includes; wherein the electrical connection means include at least one pad, each made of a flexible electrically conducting material, each lining the recess or one of the recesses of the fastening half-flange, and each configured to electrically cooperate with the hose or with one of the hoses; wherein the electrical connection means include at least one pusher, each made of an electrically conducting material, each configured to electrically cooperate with the structure as well as with the pad or one of the pads of the fastening half-flange, each movable in displacement between an unfolded position outside the fastening half-flange and a retracted position inside this fastening half-flange.