Detection probe, transmission apparatus, and detection device

Patent metadata

Field	Value
Publication number	US-12390192-B2
Application number	US-202318472262-A
Country	US
Kind code	B2
Filing date	Sep 22, 2023
Priority date	Mar 23, 2021
Publication date	Aug 19, 2025
Grant date	Aug 19, 2025

Abstract

A detection probe, a transmission apparatus, and a detection device are provided. The detection probe includes a housing, a detection mechanism, a driving mechanism, and a rope transmission mechanism. The housing defines an accommodation space. The detection mechanism is arranged on one end of the housing, and is configured to perform a detection function. The driving mechanism is arranged in the accommodation space, and is configured to output a force. The rope transmission mechanism is arranged in the accommodation space, and includes a rope set and a tension member. One end of the rope set is connected to the driving mechanism, and other end of the rope set is connected to the detection mechanism. The tension member is connected to the rope set, and is configured to apply a force to one end of the rope set away from the detection mechanism.

First claim

What is claimed is:

1. 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 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.

2. The detection probe as claimed in claim 1 , wherein the force applying portion is an elastic force applying portion configured to elastically deform to generate an elastic force, and is configured to apply the pulling force to the corresponding rope through the first connection end and the second connection end under the elastic force, and enable the corresponding rope to be in the tension state.

3. The detection probe as claimed in claim 1 ,
wherein the tension member is a torsional elastic member, and the force applying portion is sleeved on the periphery of the rope wheel shaft.

4. The detection probe as claimed in claim 3 ,
wherein the force applying portion is sleeved on a periphery of the shaft sleeve.

5. The detection probe as claimed in claim 1 , further comprising:
a gear transmission mechanism, arranged in the accommodation space, connected to the driving mechanism and the rope transmission mechanism respectively, and configured to receive the force output by the driving mechanism and transmit the force to the rope transmission mechanism.

6. The detection probe as claimed in claim 5 , wherein the gear transmission mechanism comprises:
a driving shaft, connected to the driving mechanism, and configured to rotate under a drive of the driving mechanism;
a driving gear, connected to the driving shaft, and configured to rotate synchronously with the driving shaft;
a driven gear, engaged with the driving gear, and configured to rotate with the driving gear; and
a driven shaft, connected to the driven gear, configured to rotate synchronously with the driven gear, connected to the rope transmission mechanism, and configured to transmit power to the rope transmission mechanism.

7. The detection probe as claimed in claim 6 , wherein an axis of the driving shaft and an axis of the driven shaft form a preset angle, the preset angle is greater than 0° and not greater than 90°.

8. The detection probe as claimed in claim 6 , wherein the driving gear and the driven gear are bevel gears; or the driving gear is face gear, and the driven gear is cylindrical gear; or
a transmission ratio of the driving gear to the driven gear is greater than 1; or
the rope transmission mechanism further comprises: a rope wheel, arranged on a periphery of the driven shaft, spaced apart from the driven gear, and configured to rotate with the driven shaft; wherein the rope set is arranged around a periphery of the rope wheel, and configured to drive the detection mechanism to move with a rotation of the rope wheel.

9. The detection probe as claimed in claim 6 , further comprising:
an assembly base, arranged on the housing and surrounded by an inner side wall of the housing, and defining an assembly hole extending through the assembly base;
wherein one end of the driving shaft is connected to the driving gear, and other end of the driving shaft penetrates the assembly hole and is connected to the driving mechanism, and the driven shaft is rotatably arranged on the assembly base.

10. The detection probe as claimed in claim 9 , wherein the assembly base comprises:
an assembly base body, arranged on the housing and surrounded by the inner side wall of the housing, and defining the assembly hole;
a first supporting bracket and a second supporting bracket, respectively arranged on two sides of the assembly hole and spaced apart from each other, connected to one side of the assembly base, and respectively defining a first assembly position and a second assembly position;
wherein the gear transmission mechanism further comprises a first bearing and a second bearing, the first bearing and the second bearing are arranged in the first assembly position and the second assembly position respectively, and are rotatably sleeved on a periphery of the driven shaft.

11. The detection probe as claimed in claim 10 , further comprising:
an assembly bracket, arranged on one side of the assembly base body away from the first supporting bracket and the second supporting bracket;
wherein the driving mechanism is arranged on the assembly bracket.

12. The detection probe as claimed in claim 6 , further comprising:
a shaft coupling, one end of the shaft coupling being connected to the driving mechanism, other end of the shaft coupling being connected to the driving shaft, and the shaft coupling being configured to transmit the force output by the driving mechanism to the driving shaft.

13. The detection probe

Assignees

• Edan Instruments Inc

Inventors

• Luo Hua
• Ma Qi
• Zhou Dan
• Ouyang Bo
• Mo Jianhua

Classifications

• G01S7/52079

  Constructional features (constructional features of transducers B06B; mounting transducers G10K11/00; constructional features of ultrasonic medical diagnostic devices A61B8/44) · CPC title

• A61B8/12

  in body cavities or body tracts, e.g. by using catheters · CPC title

• A61B8/4466

  involving deflection of the probe · CPC title

• A61B8/4494

  characterised by the arrangement of the transducer elements · CPC title

• A61B8/4444

  related to the probe · CPC title