CN210465296U

CN210465296U - Rocker operating mechanism of endoscope

Info

Publication number: CN210465296U
Application number: CN201921364179.3U
Authority: CN
Inventors: 袁小国; 瞿小亮
Original assignee: Xuzhou Weipu Optoelectronic Technology Co Ltd
Current assignee: Xuzhou Weipu Optoelectronic Technology Co Ltd
Priority date: 2019-08-21
Filing date: 2019-08-21
Publication date: 2020-05-05
Anticipated expiration: 2029-08-21

Abstract

The utility model discloses a rocker operating mechanism of endoscope, it is installed on the endoscope, its characterized in that: the rocker operating mechanism of endoscope includes the base, the base is fixed in the one end of holding keeping away from the probe hose on the hand (hold), and has seted up on it and has controlled the groove, control groove and threading chamber intercommunication, and its internal fixation is equipped with the loading board, be close to the fixed location axle that is equipped with in one side of controlling the groove notch on the loading board, it is equipped with the rocker chassis to control the activity that is located its notch department in the inslot, hemisphere type recess uses the cooperation with the location axle, be equipped with four fixed points that correspond with wire rope on the rocker chassis, the one end of keeping away from the probe on wire rope passes the fixed point department that the loading board was fixed on the rocker chassis, the utility model discloses the: the rocker control mechanism of the endoscope is simple in overall structure and convenient to use, multi-angle adjustment of the probe of the endoscope is achieved, and detection efficiency of the endoscope is effectively improved.

Description

Rocker operating mechanism of endoscope

Technical Field

The utility model relates to the technical field of endoscopes, in particular to a rocker control mechanism of an endoscope.

Background

An industrial detection endoscope belongs to the field of nondestructive detection, and is a visual detection device, which is a precision instrument integrating optics, electronic technology, precision machinery and microscopic camera technology, and is mainly used for solving the problem that naked eyes in the industrial production manufacturing process cannot enter the interior of an observed object to be observed, enter the observation through the endoscope, extend vision, improve the working efficiency and control the product quality; the endoscope generally comprises a control part, a display part, a holding handle and a probe, wherein the probe is connected with the holding handle through a metal hose so as to be convenient for adjusting the detection direction of the probe. Part of the endoscope is additionally provided with a steel wire rope between the probe and the holding handle, and the steel wire rope is pulled through the linkage part to realize the steering of the probe, but the endoscope can only realize the adjustment of the probe in four directions, namely up, down, left and right directions, has smaller adjustment range and still cannot meet the requirements of field operation; although the mode that part of the endoscope adopts the electric component to control the probe can realize large-scale steering, the whole endoscope has the problems of high cost, high energy consumption and the like. There is a need for improvement.

Disclosure of Invention

The to-be-solved technical problem of the utility model is to overcome above technical defect, provide a big, the convenient rocker operating mechanism of easy operation's endoscope of probe adjustment range.

In order to realize the purpose, the utility model discloses the technical scheme who adopts is: a rocker control mechanism of an endoscope is arranged on the endoscope, the endoscope is provided with a holding handle, a probe hose, a probe and steel wire ropes, a spring tube of the probe hose is fixedly connected with the holding handle, a bent snake bone of the probe hose is fixedly connected with the rear end of the probe, a threading cavity is arranged in the holding handle and is communicated with the probe hose, four steel wire ropes are arranged and sequentially pass through the threading cavity, the spring tube of the probe hose and the bent snake bone and then are fixedly connected with the front end of the bent snake bone of the probe hose, the rocker control mechanism of the endoscope comprises a base, the base is fixed at one end of the holding handle, which is far away from the probe hose, and is provided with a control groove, the control groove is communicated with the threading cavity and is internally and fixedly provided with a bearing plate, one side of the bearing plate, which is close to a notch of the control groove, a rocker chassis is movably arranged at the notch of the bearing, the rocker chassis is characterized in that a hemispherical groove is formed in one side, away from the notch of the control groove, of the rocker chassis, a rocker is fixedly arranged on the other side of the rocker chassis, the hemispherical groove is matched with the positioning shaft, a limiting fixing ring is fixedly arranged at the notch of the control groove on the base, one end, away from the rocker chassis, of the rocker passes through an inner ring hole of the limiting fixing ring and then is located outside the base, four fixing points corresponding to steel wire ropes are arranged on the rocker chassis, the fixing points are uniformly distributed by taking the joint of the rocker and the rocker chassis as the center, and one end, away from the probe, of the steel wire ropes passes through the fixing point of.

And a rocker head is fixedly arranged at one end of the rocker, which is far away from the rocker chassis.

The steel wire rope is composed of a thin steel wire rope, a thick steel wire rope and a chain, one end of the thin steel wire rope is fixedly connected with the front end of the bent snake bone of the probe hose, the other end of the thin steel wire rope is fixedly connected with one end of the chain, one end of the thick steel wire rope is fixedly connected with the other end of the chain, and the other end of the thick steel wire rope is fixed at a fixed point on the rocker chassis.

The opening direction of the control groove is perpendicular to the opening direction of the threading cavity, four guide wheels corresponding to the steel wire ropes are rotatably arranged in the control groove, the guide wheels are positioned on one side, away from the notch of the control groove, of the bearing plate, and one end, away from the probe, of each steel wire rope bypasses the guide wheels and then penetrates through the bearing plate to be fixed to a fixed point on the rocker chassis.

The wire separating baffle is fixedly arranged on the threading cavity close to the probe hose, four threading holes corresponding to the steel wire ropes are formed in the wire separating baffle, and one end, close to the probe, of each steel wire rope penetrates through the threading holes and then is fixedly connected with the front end of the bent snake bone of the probe hose.

The inner ring hole of the limiting fixing ring is fixedly provided with a silica gel dustproof sleeve, and the silica gel dustproof sleeve is sleeved on the rocker.

After the structure is adopted, compared with the prior art, the utility model the advantage that has is: the utility model provides a rocker operating mechanism of endoscope has included wire rope, a pedestal, the loading board, the location axle, the rocker chassis, the rocker, parts such as spacing solid fixed ring, through the cooperation of parts such as wire rope, the rocker chassis, realize the transmission of rocker chassis and endoscope probe, through the cooperation of parts such as location axle, the rocker chassis, the rocker, spacing solid fixed ring, make the action that the rocker chassis can the multi-angle, realize the adjustment of endoscope probe multi-angle, a rocker operating mechanism overall structure of endoscope is simple, and is convenient to use, realize the multi-angle adjustment of endoscope probe, effectively improve the detection efficiency of endoscope.

Drawings

Fig. 1 is a schematic structural view of a joystick control mechanism of an endoscope according to the present invention.

Fig. 2 is a schematic structural view of an endoscope having a joystick control mechanism of the endoscope of the present invention.

As shown in the figure: 1. the handle of gripping, 2, probe hose, 3, the probe, 4, wire rope, 5, the threading chamber, 6, the base, 7, control the groove, 8, the loading board, 9, the location axle, 10, the rocker chassis, 11, hemisphere type recess, 12, the rocker, 13, spacing solid fixed ring, 14, the fixed point, 15, the rocker head, 16, thin wire rope, 17, thick wire rope, 18, chain, 19, the leading wheel, 20, separated time baffle, 21, the through wires hole, 22, silica gel dirt proof boot.

Detailed Description

The following description is only for the preferred embodiment of the present invention, and the protection scope of the present invention is not limited thereby, the present invention will be further explained with reference to the drawings and the embodiments.

Examples, see fig. 1-2:

a rocker control mechanism of an endoscope is arranged on the endoscope, the endoscope is provided with a holding handle 1, a probe hose 2, a probe 3 and a steel wire rope 4, a spring tube of the probe hose 2 is fixedly connected with the holding handle 1, a bending snake bone of the probe hose is fixedly connected with the rear end of the probe 3, the probe hose 2 is composed of the spring tube, the bending hose, a plastic coating layer and a multilayer tungsten wire netting, the front end of the bending snake bone is fixedly connected with the rear end of the probe 3, the rear end of the bending snake bone is fixedly connected with the front end of the spring tube, the rear end of the spring tube is fixedly connected with the holding handle 1, the plastic coating layer and the multilayer tungsten wire netting are sequentially sleeved on the outer end faces of the spring tube and the bending snake bone, a steel wire rope protective tube, a signal wire and the like included by the endoscope all penetrate through the probe hose 2, the probe hose 2 is the prior mature technology and is not repeated, a threading cavity 5 is arranged, the threading cavity 5 is communicated with the probe hose 2, the four steel wire ropes 4 are arranged and sequentially pass through the threading cavity 5, the spring tube of the probe hose 2 and the bent snake bone and then are fixedly connected with the front end of the bent snake bone of the probe hose 2, the four steel wire ropes 4 are uniformly distributed along the circumferential direction of the threading cavity 5, and the steering of the probe 3 can be realized by the matching pulling of the four steel wire ropes 4, in the embodiment, the four steel wire ropes 4 are respectively fixed at the upper, lower, left and right positions of the front end part of the bent snake bone of the probe hose 2, wherein the upper, lower, left and right positions are determined by looking from the rear end of the bent snake bone to the front end of the bent snake bone, if the steel wire ropes 4 positioned at the left side and the upper side of the bent snake bone are pulled, the probe 3 rotates towards the upper left side of the bent snake bone, if the steel wire ropes 4 positioned at the right side, the base 6 is fixed on one end of the holding handle 1 far away from the probe hose 2, and is provided with a control groove 7, the control part and the display part of the endoscope are fixed on one end of the base 6 far away from the holding handle 1, wherein, the control part and the display part of the endoscope and the connecting circuit of the probe 3, and the like, all pass through the bottom of the control groove 7, the base 6 can be fixedly connected with the holding handle 1 by screw fixation, the control groove 7 is a cylindrical structure, the control groove 7 is communicated with the threading cavity 5, and is internally fixed with a bearing plate 8, a through hole can be arranged on the control groove 7, which is communicated with one end of the threading cavity 5 by the through hole, the bearing plate 8 can be fixedly connected with the groove wall of the control groove 7 by screw fixation, the bearing plate 8 is positioned in the middle part of the control groove 7, which is vertical to the arrangement direction of the control groove 7, one side of the bearing plate 8, the positioning shaft 9 can be integrally formed with the bearing plate 8 by casting or the like, the axial direction of the positioning shaft 9 is perpendicular to the bearing plate 8, the end part of the positioning shaft 9, which is far away from the bearing plate 8, is of a hemispherical structure, a rocker chassis 10 is movably arranged in the control groove 7 at the notch, the size of the rocker chassis 10 is set to ensure that the rocker chassis can freely move in the control groove 7, a hemispherical groove 11 is arranged on one side of the rocker chassis 10, which is far away from the notch of the control groove 7, and a rocker 12 is fixedly arranged on the other side of the rocker chassis, the hemispherical groove 11 is matched with the positioning shaft 9, the hemispherical groove 11 is abutted against the end part of the positioning shaft 9, which is far away from the bearing plate 8, the positioning shaft 9 has supporting and limiting functions on the rocker chassis 10, the rocker 12 can be integrally formed with the rocker chassis 10 by casting or the like, the axial direction of the rocker chassis 10 is perpendicular to the rocker chassis, the diameter of the inner ring of the limiting fixing ring 13 is smaller than that of the rocker chassis 10, the inner ring is used for limiting the rocker chassis 10 and can be fixedly connected with the base 6 through screws, the end, far away from the rocker chassis 10, of the rocker 12 penetrates through the inner ring hole of the limiting fixing ring 13 and then is located outside the base 6, a user can realize the action of the rocker chassis 10 by stirring the rocker 12, furthermore, a rocker head 15 is fixedly arranged at one end, far away from the rocker chassis 10, of the rocker 12, the rocker head 15 is fixedly connected with the rocker 12 through screws, the rocker head 15 can be of a hemispherical structure, and the operation of the user on the rocker 12 is more convenient. Further, the fixed silica gel dirt proof boot 22 that is equipped with is gone out to the inner ring hole of spacing solid fixed ring 13, silica gel dirt proof boot 22 cup joints on rocker 12, and silica gel dirt proof boot 22 accessible draw-in groove etc. is spacing on spacing solid fixed ring 13, and it covers totally with the inner ring hole of spacing solid fixed ring 13 and closes, and silica gel dirt proof boot 22 can avoid outside dust etc. to enter into and control in the groove 7, effectively protects each part of controlling in the groove 7. Four fixed points 14 corresponding to the steel wire ropes 4 are arranged on the rocker chassis 10, the fixed points 14 can be arranged by means of carving on the rocker chassis 10 and the like, the fixed points 14 correspond to the steel wire ropes 4 one by one, the fixed points 14 are uniformly distributed by taking the joint of the rocker 12 and the rocker chassis 10 as the center, the distances from the four fixed points 14 to the joint of the rocker 12 and the rocker chassis 10 are the same, if the opening direction of the control groove 7 is vertical to the opening direction of the threading cavity 5, the four fixed points 14 are respectively positioned at the front, the rear, the left and the right of the rocker chassis 10 as an example, wherein the front, the rear, the left and the right positions are determined by looking at the groove bottom of the control groove 7 through the groove opening of the control groove 7, the fixed points 14 positioned at the front, the rear, the left and the right of the rocker chassis 10 are respectively corresponding to the steel wire ropes 4 positioned at the upper, the lower, the left and the right, the steel wire rope 4 can be fixedly connected with the rocker chassis 10 in a screw fixing mode and the like, wherein a through hole is arranged at the position where the steel wire rope 4 penetrates through the bearing plate 8, the steel wire rope 4 further comprises a thin steel wire rope 16, a thick steel wire rope 17 and a chain 18, the diameter of the thin steel wire rope 16 is 0.37mm, the diameter of the thick steel wire rope 17 is 0.78mm, one end of the thin steel wire rope 16 is fixedly connected with the front end of the bent snake bone of the probe hose 2, the other end of the thin steel wire rope is fixedly connected with one end of the chain 18, the thin steel wire rope 16 is fixedly connected with the front end of the bent snake bone of the probe hose 2 in a welding mode, the chain 18 is composed of a plurality of metal rings connected end to end, the problems of knotting and the like when the steel wire rope 4 is in an elastic state can be avoided, one end of the thick steel wire, the thick steel wire rope 17 is fixedly connected with the fixing point 14 in a welding mode. Furthermore, the opening direction of the control groove 7 is perpendicular to the opening direction of the threading cavity 5, the opening direction of the control groove 7 is upward, four guide wheels 19 corresponding to the steel wire rope 4 are arranged in the control groove 7 in a rotating mode, the guide wheels 19 correspond to the steel wire rope 4 in a one-to-one mode and are connected with the groove wall of the control groove 7 through bearings, the guide wheels 19 are used for guiding the steel wire rope 4, friction between the steel wire rope 4 and the groove wall of the control groove 7 is avoided, the guide wheels 19 are located on one side, away from the notch of the control groove 7, of the bearing plate 8, one end, away from the probe 3, of the steel wire rope 4 penetrates through the fixing point 14, located on the rocker chassis 10. Furthermore, a branching baffle 20 is fixedly arranged on the threading cavity 5 close to the probe hose 2, four threading holes 21 corresponding to the steel wire rope 4 are formed in the branching baffle 20, one end of the steel wire rope 4 close to the probe 3 penetrates through the threading holes 21 and then is fixedly connected with the front end of the bent snake bone of the probe hose 2, and the branching baffle 20 can ensure that the steel wire ropes 4 are not interfered with each other. When the probe hose 2 is not bent, the rocker chassis 10 should be parallel to the bearing plate 8, and the steel wire rope 4 is in a tensioned state, and meanwhile, the steel wire rope 4 has a positioning effect on the rocker chassis 10, if the rocker 12 is shifted forwards, the probe 3 rotates towards the lower part of the rocker, and if the rocker 12 is shifted towards the right rear, the probe 3 rotates towards the upper left of the rocker.

The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.

Claims

1. The utility model provides a rocker operating mechanism of endoscope, its installs on the endoscope, the endoscope has and grips hand (1), probe hose (2), probe (3) and wire rope (4), the spring pipe of probe hose (2) with grip hand (1) fixed connection, and the rear end fixed connection of its crooked snake bone and probe (3), grip and set up threading chamber (5) in hand (1), threading chamber (5) and probe hose (2) intercommunication, wire rope (4) are established to four, and its pass in proper order behind the spring pipe of threading chamber (5), probe hose (2) and the crooked snake bone front end fixed connection with probe hose (2), its characterized in that: the rocker control mechanism of the endoscope comprises a base (6), the base (6) is fixed at one end of a holding handle (1) far away from a probe hose (2), a control groove (7) is formed in the base, the control groove (7) is communicated with a threading cavity (5), a bearing plate (8) is fixedly arranged in the control groove, a positioning shaft (9) is fixedly arranged on one side, close to the notch of the control groove (7), of the bearing plate (8), a rocker chassis (10) is movably arranged in the control groove (7) at the notch of the control groove, a hemispherical groove (11) is formed in one side, far away from the notch of the control groove (7), of the rocker chassis (10), a rocker (12) is fixedly arranged on the other side of the rocker chassis, the hemispherical groove (11) is matched with the positioning shaft (9), a limiting fixing ring (13) is fixedly arranged at the notch of the control groove (7) on the base (6, one end of the rocker (12) far away from the rocker chassis (10) penetrates through an inner annular hole of the limiting fixing ring (13) and then is located outside the base (6), four fixing points (14) corresponding to the steel wire rope (4) are arranged on the rocker chassis (10), the fixing points (14) are evenly distributed by taking the joint of the rocker (12) and the rocker chassis (10) as the center, and one end of the steel wire rope (4) far away from the probe (3) penetrates through the fixing point (14) of the bearing plate (8) and then is fixed on the rocker chassis (10).

2. The joystick-like control mechanism of an endoscope according to claim 1, wherein: a rocker head (15) is fixedly arranged at one end of the rocker (12) far away from the rocker chassis (10).

3. The joystick-like control mechanism of an endoscope according to claim 1, wherein: the steel wire rope (4) is composed of a thin steel wire rope (16), a thick steel wire rope (17) and a chain (18), one end of the thin steel wire rope (16) is fixedly connected with the front end of a bent snake bone of the probe hose (2), the other end of the thin steel wire rope is fixedly connected with one end of the chain (18), one end of the thick steel wire rope (17) is fixedly connected with the other end of the chain (18), and the other end of the thick steel wire rope is fixed at a fixing point (14) on the rocker chassis 10.

4. The joystick-like control mechanism of an endoscope according to claim 1, wherein: the direction of seting up of controlling groove (7) is perpendicular with the direction of seting up of threading chamber (5), it is equipped with four leading wheels (19) that correspond with wire rope (4) to control the rotation of groove (7), leading wheel (19) are located one side of keeping away from on loading board (8) and control groove (7) notch, the one end of keeping away from probe (3) on wire rope (4) is walked around behind leading wheel (19) and is passed loading board (8) and fix fixed point (14) department on rocker chassis (10).

5. The joystick-like control mechanism of an endoscope according to claim 1, wherein: threading chamber (5) are gone up and are close to fixed separated time baffle (20) that is equipped with of probe hose (2) department, set up four through wires hole (21) that correspond with wire rope (4) on separated time baffle (20), wire rope (4) are gone up and are close to the one end of probe (3) and pass behind through wires hole (21) and the crooked snake bone front end fixed connection of probe hose (2).

6. The joystick-like control mechanism of an endoscope according to claim 1, wherein: the inner ring hole of spacing solid fixed ring (13) goes out to fix and is equipped with silica gel dust cover (22), silica gel dust cover (22) cup joint on rocker (12).