Detection probe, transmission apparatus, and detection device

A transmission apparatus, arranged in a detection probe comprising a detection mechanism and a driving mechanism, and the transmission apparatus comprising a rope transmission mechanism comprising:

• a rope set, one end of the rope set being connected to the driving mechanism, other end of the rope set being connected to the detection mechanism, the rope set being configured to receive a force output by the driving mechanism, transmit the force to the detection mechanism, and drive the detection mechanism to move;
• and
• a tension member, connected to the rope set, configured to apply a force to an end of the rope set away from the detection mechanism and enable the rope set to be in a tension state;
• wherein the rope set comprises two ropes, a first end of each of the ropes is connected to the detection mechanism, and the tension member comprises:
• a force applying portion;
• and
• a first connection end and a second connection end, arranged on two ends of the force applying portion respectively, connected to second ends of the two ropes respectively, and configured to apply a pulling force along a direction away from the detection mechanism to the second end of the corresponding rope under an action of the force applying portion, and configured to enable the corresponding rope to be in the tension state;
• wherein the rope transmission mechanism further comprises:
• a rope wheel shaft, connected to the driving mechanism, and configured to receive the force output by the driving mechanism to rotate;
• and
• a rope wheel, sleeved on a periphery of the rope wheel shaft, and configured to rotate with the rope wheel shaft, wherein each of the ropes is arranged around a periphery of the rope wheel and is configured to drive the detection mechanism to move with a rotation of the rope wheel;
• wherein the rope wheel comprises:
• a rope wheel body, sleeved on the periphery of the rope wheel shaft;
• a shaft sleeve, connected to one side of the rope wheel body, extending along an axial direction of the rope wheel body, and sleeved on the periphery of the rope wheel shaft;
• and
• an outer flange, arranged around a periphery of the rope wheel body, extending along the axial direction of the rope wheel body, jointly defining a receiving groove arranged around the periphery of the shaft sleeve with the rope wheel body and the shaft sleeve, and having a gap in communication with the receiving groove;
• wherein the tension member is accommodated in the receiving groove;
• the second ends of the two ropes enter the receiving groove through the gap along the periphery of the rope wheel, and are connected to the first connection end and the second connection end respectively;
• wherein the outer flange further defines a concave guide groove arranged around a periphery of the outer flange;
• wherein the guide groove is communication with the receiving groove through the gap, and the two ropes are respectively arranged around the guide groove and enter the receiving groove through the gap to connect to the tension member.

A detection device, comprising:

• a host;
• and
• a detection probe comprising:
• a housing, defining an accommodation space;
• a detection mechanism, arranged on one end of the housing, and configured to perform a detection function;
• a driving mechanism, arranged in the accommodation space, and configured to output a force;
• and
• a rope transmission mechanism, arranged in the accommodation space, and comprising:
• a rope set, one end of the rope set being connected to the driving mechanism, other end of the rope set being connected to the detection mechanism, the rope set being configured to receive the force output by the driving mechanism, transmit the force to the detection mechanism, and drive the detection mechanism to move;
• and
• a tension member, connected to the rope set, and configured to apply a force to one end of the rope set away from the detection mechanism and enable the rope set to be in a tension state;
• wherein the host is connected to the detection mechanism and the driving mechanism of the detection probe, and is configured to control of the driving mechanism to output the force and control the detection mechanism to perform a detection function;
• wherein the rope set comprises two ropes, a first end of each of the ropes is connected to the detection mechanism, and the tension member comprises:
• a force applying portion;
• and
• a first connection end and a second connection end, arranged on two ends of the force applying portion respectively, connected to second ends of the two ropes respectively, and configured to apply a pulling force along a direction away from the detection mechanism to the second end of the corresponding rope under an action of the force applying portion, and configured to enable the corresponding rope to be in the tension state;
• wherein the rope transmission mechanism further comprises:
• a rope wheel shaft, connected to the driving mechanism, and configured to receive the force output by the driving mechanism to rotate;
• and
• a rope wheel, sleeved on a periphery of the rope wheel shaft, and configured to rotate with the rope wheel shaft, wherein each of the ropes is arranged around a periphery of the rope wheel and is configured to drive the detection mechanism to move with a rotation of the rope wheel;
• wherein the rope wheel comprises:
• a rope wheel body, sleeved on the periphery of the rope wheel shaft;
• a shaft sleeve, connected to one side of the rope wheel body, extending along an axial direction of the rope wheel body, and sleeved on the periphery of the rope wheel shaft;
• and
• an outer flange, arranged around a periphery of the rope wheel body, extending along the axial direction of the rope wheel body, jointly defining a receiving groove arranged around the periphery of the shaft sleeve with the rope wheel body and the shaft sleeve, and having a gap in communication with the receiving groove;
• wherein the tension member is accommodated in the receiving groove;
• the second ends of the two ropes enter the receiving groove through the gap along the periphery of the rope wheel, and are connected to the first connection end and the second connection end respectively;
• wherein the outer flange further defines a concave guide groove arranged around a periphery of the outer flange;
• wherein the guide groove is communication with the receiving groove through the gap, and the two ropes are respectively arranged around the guide groove and enter the receiving groove through the gap to connect to the tension member.