Guide mechanism for endoscope

Abstract

The utility model discloses a guide mechanism for an endoscope, which relates to the technical field of endoscopes and comprises a cable and an adjusting guide component, a guide frame is arranged outside the cable, and the adjusting guide component for directional guide adjustment is arranged inside the guide frame. And the adjusting guide assembly comprises a movable wheel, a movable frame, a movable sleeve, an adjusting rod and a connecting plate, the side edge of the movable wheel is connected with the movable frame, the end of the movable frame is connected with the movable sleeve through a spring, and the adjusting rod is arranged on the inner side of the movable wheel. According to the guide mechanism for the endoscope, the movable wheels are arranged on the two sides of the adjusting rod to assist in position movement and angle adjustment of the adjusting rod, and the movable frame is used for supporting and mounting the movable wheels and moves in the movable sleeve through the spring at the end to assist in angle adjustment of the adjusting rod; and after the angle is adjusted, the adjusting rod is matched with the connecting plate to exert pushing and bending force on the outer part of the cable, so that the trend of the cable is guided.

Description

Technical Field

[0001] The utility model relates to the technical field of endoscopes, in particular to a guiding mechanism for an endoscope. Background Art

[0002] Endoscope is a detection instrument that integrates traditional optics, ergonomics, precision machinery, modern electronics, mathematics, software, etc. It has image sensors, optical lenses, light sources, mechanical devices, etc. It plays a great role in medicine and industry. In order to ensure that the endoscope can detect the required exploration position, a guide mechanism is required to make it reach the accurate position.

[0003] However, when the probe of the existing industrial endoscope penetrates a certain length into the pipe, it is difficult to adjust the direction of the probe, and the inspection cannot be carried out effectively.

[0004] Therefore, in view of this, research and improvement are conducted on the existing structure and defects, and a guiding mechanism for an endoscope is provided. Utility Model Content

[0005] The purpose of the present utility model is to provide a guiding mechanism for an endoscope to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a guide mechanism for an endoscope, comprising a cable and an adjustment guide assembly, a guide frame being provided on the outside of the cable, the adjustment guide assembly for directional guide adjustment being provided inside the guide frame, and the adjustment guide assembly comprising a movable wheel, a movable frame, a movable sleeve, an adjustment rod and a connecting plate, the side of the movable wheel being connected to the movable frame, and the end of the movable frame being connected to the movable sleeve via a spring, the inner side of the movable wheel being provided with an adjustment rod, and the top of the adjustment rod being provided with a connecting plate.

[0007] Furthermore, the guide frame is in the shape of a hollow ring, and sealing plates are installed at the upper and lower ends of the guide frame.

[0008] Furthermore, the sides of the sealing plate are connected with elastic sheets, and four groups of sealing plates and elastic sheets are arranged at intervals.

[0009] Furthermore, the lower end of the adjusting rod is connected to an end block, and a control component for controlling angle adjustment is provided outside the lower end of the adjusting rod.

[0010] Furthermore, the control component includes a connecting frame and an electric push rod 1, and the side of the connecting frame is connected to the electric push rod 1.

[0011] Furthermore, the fixed end of the electric push rod 1 is connected to a movable ring, and the lower end of the movable ring is connected to a connecting block.

[0012] Further, the lower end of the connecting block is connected with a second electric push rod, and the connecting block and the second electric push rod are provided with two groups.

[0013] Further, the fixed end of the second electric push rod is connected with a hand ring, and the hand ring and the cable are connected in a sleeved mode.

[0014] The utility model provides a guide mechanism for endoscope has the following beneficial effects:

[0015] 1, the utility model discloses a movable wheel plays the role of supplementary position movement and angle adjustment on the both sides of adjusting lever, movable frame is used for movable wheel support installation and moves in the movable sleeve through the spring of end portion, and the angle adjustment of supplementary adjusting lever, adjusting lever cooperates the cable outside and plays the force of pushing bending after angle adjustment, thereby the trend of cable plays the role of guiding.

[0016] 2, the utility model discloses that the upper and lower ends of guide frame play the role of connection through the sealing plate, and the sealing plate is connected with the elastic sheet, so that the adjusting lever is deformed in the elastic sheet during adjustment, avoids the outside from entering the inside of guide frame while not affecting the adjustment of adjusting lever, the connecting frame is clamped and connected at the bottom of adjusting lever, and the first electric push rod controls the adjustment of adjusting lever angle to make the cable be guided, the movable ring is used for the installation of control assembly, and the second electric push rod controls the position adjustment of movable ring and guide frame outside the cable through telescopic control. BRIEF DESCRIPTION OF DRAWINGS

[0017] Fig. 1 It is the whole structure schematic view of the utility model a kind of guide mechanism for endoscope;

[0018] Fig. 2 It is the adjusting guide assembly structure schematic view of the utility model a kind of guide mechanism for endoscope;

[0019] Fig. 3 It is the control assembly structure schematic view of the utility model a kind of guide mechanism for endoscope.

[0020] In the drawing: 1, cable;2, guide frame;3, adjusting guide assembly;301, movable wheel;302, movable frame;303, movable sleeve;304, adjusting lever;305, connecting plate;4, sealing plate;5, elastic sheet;6, end block;7, control assembly;701, connecting frame;702, first electric push rod;8, movable ring;9, connecting block;10, second electric push rod;11, hand ring. DETAILED DESCRIPTION

[0021] The embodiment of the utility model is further described in detail below in combination with the drawings and examples. The following examples are used to illustrate the utility model, but cannot be used to limit the scope of the utility model.

[0022] As shown in Fig. 1 , a guide mechanism for endoscope, including cable 1 and adjusting guide assembly 3, the outside of cable 1 is provided with guide frame 2, the shape of guide frame 2 is hollow circular, and the upper and lower ends of guide frame 2 are provided with sealing plate 4, sealing plate 4 plays a connecting role on the upper and lower ends of guide frame 2, the side of sealing plate 4 is connected with elastic sheet 5, elastic sheet 5 is connected with sealing plate 4, so that the adjusting rod 304 is deformed inside the elastic sheet 5 when adjusting, avoiding the outside into the inside of guide frame 2 while not affecting the adjustment of adjusting rod 304, and four groups of sealing plate 4 and elastic sheet 5 are arranged at intervals, the lower end of adjusting rod 304 is connected with end block 6, and the lower end of movable ring 8 is connected with connecting block 9, the lower end of connecting block 9 is connected with electric push rod two 10, and the number of connecting block 9 and electric push rod two 10 is two groups, electric push rod two 10 adjusts the position of movable ring 8 and guide frame 2 outside cable 1 through telescopic control, the fixed end of electric push rod two 10 is connected with hand ring 11, and hand ring 11 and cable 1 are connected in a sleeved manner.

[0023] As shown in Fig. 2 , adjusting guide assembly 3 for directional guide adjustment is arranged in the inside of guide frame 2, and adjusting guide assembly 3 includes movable wheel 301, movable frame 302, movable sleeve 303, adjusting rod 304 and connecting plate 305, movable wheel 301 is connected with movable frame 302 on the side, movable wheel 301 plays a role in assisting the position movement and angle adjustment of adjusting rod 304 on both sides, and the end of movable frame 302 is connected with movable sleeve 303 through spring, movable frame 302 is used for supporting and installing movable wheel 301, and moves in movable sleeve 303 through the spring at the end, assisting the angle adjustment of adjusting rod 304, the inside of movable wheel 301 is provided with adjusting rod 304, adjusting rod 304 cooperates with connecting plate 305 to play a bending force on the outside of cable 1 after angle adjustment, so as to play a guiding role on the direction of cable 1, and the top of adjusting rod 304 is provided with connecting plate 305.

[0024] As shown in Fig. 3 , the outside of the lower end of adjusting rod 304 is provided with control assembly 7 for controlling angle adjustment, control assembly 7 includes connecting frame 701 and electric push rod one 702, connecting frame 701 is clamped and connected at the bottom of adjusting rod 304, and electric push rod one 702 is connected on the side of connecting frame 701, electric push rod one 702 controls the adjustment of the angle of adjusting rod 304 through telescopic control, so that cable 1 can be guided, the fixed end of electric push rod one 702 is connected with movable ring 8, and movable ring 8 is used for installing control assembly 7.

[0025] In summary, the guide mechanism for endoscope firstly according to Figs. 1-3The structure shown in the middle, in use, the guide frame 2, the movable ring 8 and the handheld ring 11 are all installed outside the endoscope cable 1 near the probe, in use, the user holds the position of the handheld ring 11, the electric push rod two 10 controls the position adjustment of the movable ring 8 and the guide frame 2 outside the cable 1 through stretching and contraction, when angle adjustment is carried out, the electric push rod one 702 controls the angle change of the adjusting rod 304 inside the movable wheel 301, at this time, the movable wheel 301 plays the role of assisting the position movement and angle adjustment of the adjusting rod 304 on both sides of the adjusting rod 304, the movable frame 302 is used for supporting and installing the movable wheel 301 and moving in the movable sleeve 303 through the spring at the end, assisting the angle adjustment of the adjusting rod 304, the adjusting rod 304 cooperates with the connecting plate 305 to play the bending force outside the cable 1 after angle adjustment, thereby playing the guiding role to the cable 1.

[0026] The embodiments of the present application are given for the purpose of example and description, and are not exhaustive or limit the present application to the disclosed forms. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments are chosen and described in order to best explain the principles of the present application and its practical application, and to enable others skilled in the art to understand the present application in order to design various embodiments with various modifications for specific use.

Claims

1. A guide mechanism for an endoscope, comprising a cable (1) and an adjustment guide assembly (3), characterized in that: A guide frame (2) is provided on the outside of the cable (1); the adjustment guide assembly (3) for directional guide adjustment is provided inside the guide frame (2); and the adjustment guide assembly (3) comprises a movable wheel (301), a movable frame (302), a movable sleeve (303), an adjustment rod (304) and a connecting plate (305); the movable wheel (301) is connected to the movable frame (302) on its side, and the end of the movable frame (302) is connected to the movable sleeve (303) via a spring; the inner side of the movable wheel (301) is provided with an adjustment rod (304), and the top of the adjustment rod (304) is provided with a connecting plate (305).

2. The guide mechanism for an endoscope according to claim 1, characterized in that: The guide frame (2) is in the shape of a hollow circular ring, and sealing plates (4) are installed at the upper and lower ends of the guide frame (2).

3. The guide mechanism for an endoscope according to claim 2, characterized in that: The side of the sealing plate (4) is connected with an elastic sheet (5), and four groups of sealing plates (4) and elastic sheets (5) are arranged at intervals.

4. The guide mechanism for an endoscope according to claim 1, characterized in that: The lower end of the adjusting rod (304) is connected to an end block (6), and a control component (7) for controlling angle adjustment is provided outside the lower end of the adjusting rod (304).

5. The guide mechanism for an endoscope according to claim 4, characterized in that: The control assembly (7) comprises a connecting frame (701) and an electric push rod (702), and the side of the connecting frame (701) is connected to the electric push rod (702).

6. The guide mechanism for an endoscope according to claim 5, characterized in that: The fixed end of the electric push rod 1 (702) is connected to a movable ring (8), and the lower end of the movable ring (8) is connected to a connecting block (9).

7. The guide mechanism for an endoscope according to claim 6, characterized in that: The lower end of the connecting block (9) is connected to the second electric push rod (10), and the connecting block (9) and the second electric push rod (10) are provided in two groups.

8. The guide mechanism for an endoscope according to claim 7, characterized in that: The fixed end of the second electric push rod (10) is connected with a hand-held ring (11), and the hand-held ring (11) and the cable (1) are connected in a sleeve manner.

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