CN212592023U - Actuating mechanism for endoscope - Google Patents
Actuating mechanism for endoscope Download PDFInfo
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- CN212592023U CN212592023U CN202020460879.9U CN202020460879U CN212592023U CN 212592023 U CN212592023 U CN 212592023U CN 202020460879 U CN202020460879 U CN 202020460879U CN 212592023 U CN212592023 U CN 212592023U
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Abstract
The utility model provides an actuating mechanism, actuating mechanism include first rotating assembly, second rotating assembly, first rotating assembly includes first knob, first locating part and first control piece, and the first locating piece of polylith is evenly arranged along the circumference in first round platform chamber, and a plurality of first locating parts are evenly arranged along the circumference in first round platform chamber, and a plurality of first control division are evenly arranged along the circumference in first round platform chamber; the second rotating assembly comprises a second knob, a second positioning piece and a control assembly, the second positioning pieces are evenly arranged along the circumferential direction of the second circular table cavity, the second positioning portions are evenly arranged along the circumferential direction of the second circular table cavity, and the second control portions are evenly arranged along the circumferential direction of the second circular table cavity. The first knob cannot rotate under the action of the first positioning part, and the second knob cannot rotate under the action of the second positioning part, so that a user can adjust the other bending direction of the insertion part under the condition that one of the upper direction, the lower direction, the left direction and the right direction of the insertion part is fixed, and the endoscope is convenient for the user to use.
Description
Technical Field
The utility model belongs to the technical field of medical equipment, concretely relates to actuating mechanism for endoscope.
Background
Currently, in an endoscope, an elongated insertion portion has a hard type and a flexible type. In an endoscope in which an insertion portion is flexible, a bending portion formed by connecting a plurality of bending pieces is generally provided on the distal end side of the insertion portion.
Typically, the flexure is of the following construction: the bending operation device provided in the operation portion is operated to pull and relax the bending line, thereby bending the bending portion. The leading end of the bending wire is fixed to a predetermined position of a leading end bending piece constituting the bending portion.
According to the endoscope provided with the bending portion, by bending the bending portion, the observation optical system provided at the distal end portion of the insertion portion can be directed toward the target direction to perform observation, and can be smoothly inserted into the deep portion.
The bending direction of the insertion portion is divided into a vertical direction and a horizontal direction, and the conventional endoscope controls the vertical direction and the horizontal direction of the insertion portion to be bent by an actuating mechanism so as to achieve the purpose of observation. However, when the current endoscope actuating mechanism is used for adjusting one of the two directions, the other direction is easily influenced, so that the endoscope is inconvenient to use.
SUMMERY OF THE UTILITY MODEL
The utility model mainly aims at providing an actuating mechanism for endoscope that is convenient to use.
In order to achieve the main object, the present invention provides an actuating mechanism for an endoscope, the actuating mechanism includes a first rotating component, a second rotating component and a connecting member, the connecting member passes through the first rotating component, and a first end of the connecting member is inserted into the second rotating component; the first rotation assembly includes a first knob, the first knob is internally provided with a first circular table cavity, the first knob and the first control piece are both rotatably connected to the first positioning piece, the first part of the first positioning piece is positioned in the first knob, the second part of the first positioning piece penetrates through the first control piece, a plurality of first positioning pieces of the first knob are uniformly arranged along the circumferential direction of the first circular table cavity, a plurality of first positioning parts of the first positioning piece are uniformly arranged along the circumferential direction of the first circular table cavity, a plurality of first control parts of the first control piece are uniformly arranged along the circumferential direction of the first circular table cavity, each first positioning piece extends from the first bottom surface of the first knob to the first positioning piece along the rotation axis of the first circular table cavity, each first positioning part can swing relative to the first part along the rotation axis of the first circular table cavity, and the first positioning parts and the first control parts are oppositely arranged along the rotation axis of the first circular table cavity; the second rotation assembly includes a second knob, the second positioning part and the control assembly are arranged in the second knob, the second knob and the second positioning part are both rotatably connected to the control assembly, the second positioning part is located in the second knob, one part of the control assembly is exposed out of the second knob, the other part of the control assembly is located in the second knob, a plurality of second positioning pieces of the second knob are uniformly arranged along the circumferential direction of the second circular table cavity, a plurality of second positioning parts of the second positioning part are uniformly arranged along the circumferential direction of the second circular table cavity, a plurality of second control parts of the control assembly are uniformly arranged along the circumferential direction of the second circular table cavity, each second positioning piece extends from the second bottom surface of the second knob to the second positioning part along the rotation axis of the second circular table cavity, each second positioning part can swing relative to the plate part of the second circular table cavity along the rotation axis of the second circular table cavity, and the second positioning parts and the second control parts are relatively arranged along the rotation axis of the second circular table cavity.
According to the scheme, the first knob assembly can be used for controlling the up-and-down bending direction of the insertion portion, the second knob assembly can be used for controlling the left-and-right bending direction of the insertion portion, the first control portion pushes the first positioning portion to swing towards the first positioning piece, the first positioning portion abuts against the first positioning piece, the first knob cannot rotate under the action of the first positioning portion, the second control portion pushes the second positioning portion to swing towards the second positioning piece, the second positioning portion abuts against the second positioning piece, and the second knob cannot rotate under the action of the second positioning portion.
Drawings
The invention is further described with the aid of the accompanying drawings, in which, however, the embodiments do not constitute any limitation to the invention, and for those skilled in the art, other drawings may be obtained without inventive effort from the following drawings.
Fig. 1 is an exploded view of an embodiment of an actuating mechanism for an endoscope according to the present invention.
Fig. 2 is an exploded view of the first rotating assembly of an embodiment of the actuating mechanism of the present invention.
Fig. 3 is a sectional view of a second rotating assembly according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
Referring to fig. 1 to 3, the action mechanism 200 for the endoscope 100 provided by the present embodiment includes a first rotating assembly 1, a second rotating assembly 2 and a connecting member 3, wherein the connecting member 3 passes through the first rotating assembly 1, a first end of the connecting member 3 is inserted into the second rotating assembly 2, and a second end of the connecting member 3 is inserted into the bracket 4 of the endoscope 100. The first rotating assembly 1 comprises a first knob 5, a first positioning member 6 and a first control member 7, and the second rotating assembly 2 comprises a second knob 8, a second positioning member 9 and a control assembly. The first knob 5, the first positioning member 6, the first control member 7, the second knob 8 and the second positioning member 9 are all integrally formed.
Referring to fig. 1 and 2, a first circular table cavity 10 is disposed in the first knob 5, the first knob 5 and the first control member 7 are both rotatably connected to the first positioning member 6, the first portion 11 of the first positioning member 6 is located in the first knob 5, the second portion 12 of the first positioning member 6 passes through the first control member 7, the plurality of first positioning pieces 13 of the first knob 5 are uniformly arranged along the circumferential direction of the first circular table cavity 10, the plurality of first positioning portions 15 of the first positioning member 6 are uniformly arranged along the circumferential direction of the first circular table cavity 10, the plurality of first control portions 16 of the first control member 7 are uniformly arranged along the circumferential direction of the first circular table cavity 10, each first positioning piece 13 extends from the first bottom surface of the first knob 5 to the first positioning member 6 along the rotation axis of the first circular table cavity 10, each first positioning portion 15 can swing relative to the first portion 11 along the rotation axis of the first circular table cavity 10, and the first control portion 16 extends from the end surface 15 of the first positioning member 5 to the first positioning member 6 along the rotation axis of the first circular table cavity 10 The first positioning portion 15 and the first control portion 16 are disposed opposite to each other along the rotation axis of the first circular table chamber 10. In the present embodiment, the first positioning portions 15 and the first control portions 16 are provided one by one, the number of the first positioning portions 15 is three, and the number of the first control portions 16 is three.
The first plate portion 17 of the first knob 5 is provided with a first through hole 18, the first through hole 18 is a polygonal through hole, and the first through hole 18 communicates with the first circular truncated cone cavity 10.
The first positioning member 6 includes a plurality of first positioning regions uniformly arranged along a circumferential direction of the first truncated cone cavity 10, and each of the first positioning regions penetrates the first portion 11. Each first positioning area is provided with a first positioning portion 15, and the first positioning portion 15 extends from the first sidewall of the first positioning area to the second sidewall of the first positioning area along the circumferential direction of the first circular platform cavity 10.
The first control member 7 comprises a circular ring part 19 and a square bar part 20 which are connected with each other, and the first control part 16 is positioned on the upper end surface of the circular ring part 19.
Referring to fig. 1 and 3, a second circular platform cavity is disposed in the second knob 8, the second knob 8 and the second positioning member 9 are both rotatably connected to the control assembly, the second positioning member 9 is disposed in the second knob 8, a portion of the control assembly is exposed out of the second knob 8, and another portion of the control assembly is disposed in the second knob 8. The control assembly comprises a first member 21 and a second member 22 detachably and fixedly connected with each other, a part of the first member 21 is exposed out of the second knob 8, and the second member 22 is located in the second rotating assembly 2. In the present embodiment, the first member 21 and the second member 22 are integrally formed.
The second plate part 28 of the second knob 8 is provided with a second through hole 29, the second through hole 29 is a polygonal through hole, the second through hole 29 is communicated with a second circular truncated cone cavity, and the first circular truncated cone cavity 10 and the second circular truncated cone cavity are coaxially arranged.
The plurality of second positioning pieces 23 of the second knob 8 are uniformly arranged along the circumferential direction of the second circular table cavity, the plurality of second positioning portions 24 of the second positioning piece 9 are uniformly arranged along the circumferential direction of the second circular table cavity, the plurality of second control portions 25 of the control assembly are uniformly arranged along the circumferential direction of the second circular table cavity, the second control portions 25 are located on the lower end face of the second piece 22, each second positioning piece 23 extends from the second bottom face of the second knob 8 to the second positioning piece 9 along the rotation axis of the second circular table cavity, each second positioning portion 24 can swing relative to the plate portion of the second positioning portion 24 along the rotation axis of the second circular table cavity, and the second positioning portions 24 and the second control portions 25 are relatively arranged along the rotation axis of the second circular table cavity. In the present embodiment, the second positioning portions 24 and the second control portions 25 are respectively disposed correspondingly, the number of the second positioning portions 24 is three, and the number of the second control portions 25 is correspondingly disposed three.
The second positioning member 9 includes a plurality of first positioning regions uniformly arranged along the circumferential direction of the second circular truncated cone cavity, the first positioning regions penetrate through the circular plate portion of the second positioning member 9, each second positioning region is provided with a second positioning portion 24, and the second positioning portions 24 extend from the third side wall of the second positioning region to the fourth side wall of the second positioning region along the circumferential direction of the second circular truncated cone cavity.
Referring to fig. 1 to 3, a first knob 5 assembly may be used to control the up-and-down bending direction of the insertion part, and a second knob 8 assembly may be used to control the left-and-right bending direction of the insertion part. The first rotating member 26 of the endoscope 100 is inserted into the first through hole 18, the second rotating member 27 of the endoscope 100 is inserted into the second through hole 29, the column of the first rotating member 26 abuts against the hole wall of the first through hole 18, and the column of the second rotating member 27 abuts against the hole wall of the second through hole 29. The first knob 5 rotates and drives the first rotating member 26 to rotate, the first rotating member 26 drives the inserting portion to bend along the up-down direction through the steel wire wound on the wheel portion of the first rotating member 26, when the inserting portion bends to a proper angle along the up-down direction, the user rotates the first control member 7, the first control portion 16 pushes the first positioning portion 15 to swing towards the first positioning sheet 13, the first positioning portion 15 abuts against the first positioning sheet 13, and the first knob 5 cannot rotate under the action of the first positioning portion 15.
Similarly, the second knob 8 rotates and drives the second rotating member 27 to rotate, the second rotating member 27 drives the inserting portion to bend along the left-right direction by winding the steel wire on the wheel portion of the second rotating member 27, when the inserting portion bends to a proper angle along the left-right direction, the user rotates the first member 21, the first member 21 drives the second member 22 to rotate, the second control portion 25 pushes the second positioning portion 24 to swing towards the second positioning piece 23, the second positioning portion 24 abuts against the second positioning piece 23, and the second knob 8 cannot rotate under the action of the second positioning portion 24.
Therefore, the user can adjust the other bending direction of the insertion portion with one of the upper and lower or left and right directions of the insertion portion fixed, facilitating the user to use the endoscope 100. Similarly, the first knob 5 assembly may be used to control the left and right bending direction of the insertion portion, and the second knob 8 assembly may be used to control the up and down bending direction of the insertion portion, and at this time, the use of the actuating mechanism 200 is not affected.
Finally, it should be emphasized that the present invention is not limited to the above-described embodiments, but only to the preferred embodiments of the invention, and the invention is not limited to the above-described embodiments, and any modifications, equivalent replacements, improvements, etc. within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (10)
1. An actuating mechanism for an endoscope, the actuating mechanism comprising a first rotating assembly, a second rotating assembly and a connecting member, the connecting member passing through the first rotating assembly, the first end of the connecting member being inserted into the second rotating assembly;
the first rotating assembly comprises a first knob, a first positioning member and a first control member, a first circular table cavity is arranged in the first knob, the first knob and the first control member are both rotatably connected to the first positioning member, a first part of the first positioning member is positioned in the first knob, a second part of the first positioning member penetrates through the first control member, a plurality of first positioning sheets of the first knob are uniformly arranged along the circumferential direction of the first circular table cavity, a plurality of first positioning portions of the first positioning member are uniformly arranged along the circumferential direction of the first circular table cavity, a plurality of first control portions of the first control member are uniformly arranged along the circumferential direction of the first circular table cavity, each first positioning sheet extends from a first bottom surface of the first knob to the first positioning member along the rotation axis of the first circular table cavity, and each first positioning portion can swing relative to the first part along the rotation axis of the first circular table cavity, the first positioning part and the first control part are oppositely arranged along the rotation axis of the first circular table cavity;
the second rotating assembly comprises a second knob, a second positioning piece and a control assembly, a second circular table cavity is arranged in the second knob, the second knob and the second positioning piece are both rotatably connected to the control assembly, the second positioning piece is positioned in the second knob, one part of the control assembly is exposed out of the second knob, the other part of the control assembly is positioned in the second knob, a plurality of second positioning pieces of the second knob are uniformly arranged along the circumferential direction of the second circular table cavity, a plurality of second positioning portions of the second positioning piece are uniformly arranged along the circumferential direction of the second circular table cavity, a plurality of second control portions of the control assembly are uniformly arranged along the circumferential direction of the second circular table cavity, and each second positioning piece extends from the second bottom surface of the second knob to the second positioning piece along the rotation axis of the second circular table cavity, each second positioning portion can swing relative to the plate portion of the second positioning portion along the rotation axis of the second circular table cavity, and the second positioning portion and the second control portion are arranged oppositely along the rotation axis of the second circular table cavity.
2. An actuator mechanism according to claim 1, wherein:
the first plate part of the first knob is provided with a first through hole, and the first through hole is a polygonal through hole.
3. An actuator mechanism according to claim 2, wherein:
the first through hole is communicated with the first circular platform cavity.
4. A motion mechanism according to claim 3, wherein:
the first positioning piece comprises a plurality of first positioning areas which are uniformly arranged along the circumferential direction of the first circular table cavity, and each first positioning area penetrates through the first part.
5. An actuator mechanism according to claim 4, wherein:
each first positioning area is provided with one first positioning part, and the first positioning parts extend from the first side wall of the first positioning area to the second side wall of the first positioning area along the circumferential direction of the first circular table cavity.
6. An actuator mechanism according to claim 5, wherein:
the first control piece comprises a circular ring part and a square strip part which are connected with each other, and the first control part is positioned on the upper end face of the circular ring part.
7. An actuator mechanism according to claim 1, wherein:
the control assembly comprises a first piece and a second piece which are detachably and fixedly connected with each other, a part of the first piece is exposed out of the second knob, and the second piece is positioned in the second rotating assembly.
8. An actuator mechanism according to claim 7, wherein:
the second control part is positioned on the lower end surface of the second piece.
9. An actuator mechanism according to claim 8, wherein:
the second setting element includes a plurality of edges the first locating area that the circumference in second round platform chamber was evenly arranged, first locating area runs through the disc portion of second setting element, every the second locating area all is provided with one second location portion, second location portion certainly the third lateral wall in second locating area is followed the circumference in second round platform chamber is toward the fourth lateral wall in second locating area extends.
10. An actuator mechanism according to any one of claims 1 to 9, wherein:
the second end of the connector is inserted into a holder of the endoscope.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020460879.9U CN212592023U (en) | 2020-04-01 | 2020-04-01 | Actuating mechanism for endoscope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020460879.9U CN212592023U (en) | 2020-04-01 | 2020-04-01 | Actuating mechanism for endoscope |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212592023U true CN212592023U (en) | 2021-02-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020460879.9U Active CN212592023U (en) | 2020-04-01 | 2020-04-01 | Actuating mechanism for endoscope |
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| Country | Link |
|---|---|
| CN (1) | CN212592023U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023103930A1 (en) * | 2021-12-07 | 2023-06-15 | 广州瑞派医疗器械有限责任公司 | Endoscope |
-
2020
- 2020-04-01 CN CN202020460879.9U patent/CN212592023U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023103930A1 (en) * | 2021-12-07 | 2023-06-15 | 广州瑞派医疗器械有限责任公司 | Endoscope |
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