Endoscope illumination structure

Abstract

The utility model discloses an endoscope lighting structure which comprises a head end base, a plastic light beam inserted in one side of the interior of the head end base, a first channel formed in one side of the interior of the head end base and a second channel formed in the other side of the interior of the head end base, and a mounting groove is formed in one side of the interior of the first channel. And a limiting frame is rotationally mounted in the mounting groove. By arranging the head end base, the plastic light beam, the first channel, the second channel, the mounting groove, the limiting frame, the lens mounting assembly and the lens driving mechanism, the problems that the operation functionality of an existing illumination structure is greatly reduced, and the astigmatism requirement cannot be changed in time in the operation are solved; and the change of the astigmatism requirement can be completed only by taking out the light beam and directly replacing the whole head end seat, so that the problem that the flow and convenience of operation are reduced is solved, and the effect of conveniently replacing the astigmatism requirement in an operation is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of endoscopes, in particular to an endoscope lighting structure. Background Art

[0002] Endoscopic technology has been widely used in the medical field. With the help of endoscopes, doctors can observe the tissue morphology and pathological conditions of internal organs of the human body very intuitively and efficiently, and thus obtain targeted treatment plans, and even directly perform minimally invasive surgery. Electronic endoscopes must be equipped with a light source device, which emits light. The light is incident on the illumination lens at the front end of the endoscope through the optical fiber, and then illuminates the observation area through the illumination lens.

[0003] For example, the publication number is CN214906602U, and the utility model relates to an endoscope lighting device, which adopts the utility model. The utility model of the endoscope lighting device is characterized by comprising a plastic light beam, a diffusing lens coaxial with the plastic light beam and arranged at its end, and a head end seat; the head end seat is provided with a channel inside, and the plastic light beam penetrates and is fixed in the channel; the diffusing lens is installed at the front end of the head end seat, and the diffusing lens is a convex lens with an astigmatism angle of 120 degrees. Compared with the prior art, the endoscope lighting device of the utility model has a simpler assembly process, a better light divergence effect, a simple processing process, a low cost, and a higher finished product yield.

[0004] Based on the search of the above patents and in combination with the prior art, it is found that although the above patents can reduce production costs and simplify the process, the surgical functionality is greatly reduced. The astigmatism requirement cannot be changed in time during the operation. The light beam needs to be taken out and the entire head end seat needs to be directly replaced to complete the change of the astigmatism requirement, thus reducing the process and convenience of the operation. Utility Model Content

[0005] In order to solve the problems raised in the above-mentioned background technology, the purpose of the utility model is to provide an endoscope lighting structure, which has the advantage of convenient replacement of astigmatism requirements during surgery, and solves the problem that the surgical functionality of the existing lighting structure is greatly reduced, the astigmatism requirement cannot be changed in time during surgery, and the light beam needs to be taken out and the entire head end seat needs to be directly replaced to complete the change of astigmatism requirements, thereby reducing the process and convenience of operation.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an endoscope lighting structure, including a head end seat, a plastic light beam plugged into one side of the head end seat, a first channel opened on one side of the head end seat, and a second channel opened on the other side of the head end seat, a mounting groove is opened on one side of the first channel, a limit frame is rotatably installed inside the mounting groove, a lens mounting assembly for mounting a lens is clamped inside the limit frame, and a lens driving mechanism is fixedly installed on the inner wall of the mounting groove.

[0007] As a preferred embodiment of the utility model, the lens mounting assembly includes a mounting frame, three groups of astigmatism lenses are inlaid inside the mounting frame, the three groups of astigmatism lenses are distributed in an annular manner inside the mounting frame, and a fixing groove is opened on the top of the mounting frame.

[0008] As a preferred embodiment of the utility model, the lens driving mechanism includes a micro motor, a connecting column is fixedly installed at the output end of the micro motor, a hexagon socket bolt is threadedly connected to the internal thread of the fixing groove, and the hexagon socket bolt is threadedly connected to the connecting column.

[0009] As a preferred embodiment of the utility model, a ball groove is provided on the surface of the limiting frame, and a ball is movably embedded in the ball groove.

[0010] As a preferred embodiment of the utility model, three groups of annular positioning blocks distributed at equal distances are integrally formed on the surface of the limiting frame, and iron blocks are embedded inside the positioning blocks.

[0011] As a preferred embodiment of the present invention, a magnetic block is fixedly installed on one side of the inner wall of the installation groove, and the magnetic block is magnetically matched with the iron block.

[0012] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0013] 1. The utility model solves the problem that the surgical functionality of the existing lighting structure is greatly reduced by arranging a head end seat, a plastic light beam, a first channel, a second channel, a mounting groove, a limit frame, a lens mounting assembly and a lens driving mechanism. The astigmatism requirement cannot be changed in time during the operation, and the light beam needs to be taken out and the entire head end seat needs to be directly replaced to complete the change of the astigmatism requirement. Therefore, the problem of the process and convenience of the operation is reduced, and the effect of conveniently changing the astigmatism requirement during the operation is achieved.

[0014] 2. The utility model can install three groups of astigmatism lenses through the mounting frame. At the same time, the annular distribution structure can be easily rotated to change the astigmatism requirements. At the same time, the fixing groove can facilitate the connection of the lens driving mechanism therewith.

[0015] 3. The utility model can fit into a smaller installation space through a micro motor, and can drive the connecting column to rotate after startup. The connecting column drives the mounting frame to rotate through the hexagon socket bolt, and the three groups of astigmatism lenses are switched in position through the mounting frame. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the structure of the utility model;

[0017] Figure 2 This is a schematic diagram of a partially half-cut exploded three-dimensional structure of the utility model;

[0018] Figure 3 For this utility model Figure 2 Enlarged view of point A in the middle;

[0019] Figure 4 It is a schematic diagram of the structure of the astigmatism lens of the utility model.

[0020] In the figure: 1. head end seat; 2. plastic light beam; 3. first channel; 4. second channel; 5. mounting groove; 6. limit frame; 7. lens mounting assembly; 701. mounting frame; 702. astigmatism lens; 703. fixing groove; 8. lens driving mechanism; 801. micro motor; 802. connecting column; 803. hexagon socket bolt; 9. ball groove; 10. ball bearing; 11. positioning block; 12. iron block; 13. magnetic block. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] like Figures 1 to 4 As shown, the utility model provides an endoscope lighting structure, including a head end seat 1, a plastic light beam 2 inserted into one side of the head end seat 1, a first channel 3 opened on one side of the head end seat 1, and a second channel 4 opened on the other side of the head end seat 1, a mounting groove 5 is opened on one side of the first channel 3, a limit frame 6 is rotatably installed inside the mounting groove 5, a lens mounting assembly 7 for mounting a lens is clamped inside the limit frame 6, and a lens driving mechanism 8 is fixedly installed on the inner wall of the mounting groove 5.

[0023] refer to Figure 1 The lens mounting assembly 7 includes a mounting frame 701, and three groups of astigmatism lenses 702 are embedded inside the mounting frame 701. The three groups of astigmatism lenses 702 are distributed in an annular manner inside the mounting frame 701, and a fixing groove 703 is opened on the top of the mounting frame 701.

[0024] As a technical optimization solution of the utility model, three groups of astigmatism lenses 702 can be installed through the mounting frame 701. At the same time, the annular distribution structure can be easily rotated to change the astigmatism requirements. At the same time, the fixing groove 703 can facilitate the connection of the lens driving mechanism 8 thereto.

[0025] refer to Figure 2 The lens driving mechanism 8 includes a micro motor 801 , a connecting column 802 is fixedly installed at the output end of the micro motor 801 , a hexagon socket bolt 803 is threadedly connected to the internal thread of the fixing groove 703 , and the hexagon socket bolt 803 is threadedly connected to the connecting column 802 .

[0026] As a technical optimization solution of the utility model, the micro motor 801 can fit into a smaller installation space, and after starting, it can drive the connecting column 802 to rotate. The connecting column 802 drives the mounting frame 701 to rotate through the hexagon socket bolt 803, and the three groups of astigmatism lenses 702 are converted in position through the mounting frame 701.

[0027] refer to Figure 3 A ball groove 9 is provided on the surface of the limiting frame 6 , and a ball 10 is movably embedded in the ball groove 9 .

[0028] As a technical optimization solution of the utility model, the ball bearing 10 can be embedded and installed through the ball bearing groove 9, and the ball bearing 10 slides with the inner wall of the installation groove 5 to ensure the stability of the three groups of astigmatism lenses 702 when switching.

[0029] refer to Figure 3 The surface of the limiting frame 6 is integrally formed with three groups of annular positioning blocks 11 distributed at equal distances, and the positioning blocks 11 are inlaid with iron blocks 12.

[0030] As a technical optimization solution of the utility model, the positioning block 11 cooperates with the iron block 12 to divide the limit frame 6 into three points when it rotates, so that the three points can be stopped accurately after conversion, and then cooperate with the plastic light beam 2 to meet the astigmatism requirements.

[0031] refer to Figure 3 A magnetic block 13 is fixedly installed on one side of the inner wall of the installation groove 5, and the magnetic block 13 is magnetically matched with the iron block 12.

[0032] As a technical optimization solution of the utility model, the magnetic block 13 cooperates with the iron block 12 to stop the mounting bracket 701 that has rotated to a required point, and then stably forms the astigmatism requirement with the plastic light beam 2.

[0033] The working principle and use process of the utility model are as follows: when in use, the micro motor 801 is started according to the intraoperative requirements, so that the micro motor 801 drives the driving connecting column 802 to rotate, and the connecting column 802 drives the mounting frame 701 to rotate through the hexagon socket bolt 803, and the three groups of astigmatism lenses 702 are position-converted through the mounting frame 701. The converted astigmatism lenses 702 and the plastic light beam 2 form a new astigmatism range, completing convenient conversion and use, thereby improving the convenience of surgical operation and the functionality of lighting.

[0034] To sum up: the endoscope lighting structure, by setting a head end seat, a plastic light beam, a first channel, a second channel, a mounting groove, a limit frame, a lens mounting assembly and a lens driving mechanism, solves the problem that the surgical functionality of the existing lighting structure is greatly reduced, the astigmatism requirement cannot be changed in time during the operation, and the light beam needs to be taken out and the entire head end seat needs to be directly replaced to complete the change of the astigmatism requirement, thereby reducing the process and convenience of the operation.

[0035] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0036] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An endoscope lighting structure, comprising a head end seat (1), a plastic light beam (2) plugged into one side of the head end seat (1), a first channel (3) opened on one side of the head end seat (1), and a second channel (4) opened on the other side of the head end seat (1), characterized in that: A mounting groove (5) is provided on one side of the first channel (3), a limit frame (6) is rotatably mounted inside the mounting groove (5), a lens mounting assembly (7) for mounting a lens is clamped inside the limit frame (6), and a lens driving mechanism (8) is fixedly mounted on the inner wall of the mounting groove (5).

2. The endoscope lighting structure according to claim 1, characterized in that: The lens mounting assembly (7) comprises a mounting frame (701), wherein three groups of astigmatism lenses (702) are embedded inside the mounting frame (701), and the three groups of astigmatism lenses (702) are distributed in a ring shape inside the mounting frame (701), and a fixing groove (703) is provided on the top of the mounting frame (701).

3. The endoscope lighting structure according to claim 2, characterized in that: The lens driving mechanism (8) comprises a micro motor (801), the output end of the micro motor (801) is fixedly mounted with a connecting column (802), the fixing groove (703) is internally threadedly connected with a hexagon socket bolt (803), and the hexagon socket bolt (803) is threadedly connected to the connecting column (802).

4. The endoscope lighting structure according to claim 1, characterized in that: A ball groove (9) is provided on the surface of the limiting frame (6), and a ball (10) is movably embedded in the ball groove (9).

5. The endoscope lighting structure according to claim 1, characterized in that: The surface of the limiting frame (6) is integrally formed with three groups of annular positioning blocks (11) distributed at equal distances, and the positioning blocks (11) are inlaid with iron blocks (12) inside.

6. The endoscope lighting structure according to claim 1, characterized in that: A magnetic attraction block (13) is fixedly mounted on one side of the inner wall of the mounting groove (5), and the magnetic attraction block (13) is magnetically matched with the iron block (12).

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