Correcting and positioning structure of video laryngoscope in small space
By designing the corrected positioning structure in the small space of the video laryngoscope, using circular coordination and design of opposite sex characteristics, the problems of integrating the functions of image acquisition, fill light, and defog in the small space are solved, and the stability of the camera direction and assembly efficiency are improved.
Patent Information
- Application Number
- CN202420748671.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-11
- Publication Date
- 2025-03-04
- Estimated Expiration
- 2034-04-11
AI Technical Summary
In the small space of video laryngoscope, it is difficult to integrate the functions of image acquisition, fill light, and defog in a very small space, while ensuring that the direction of the camera remains unchanged.
A structure for correcting positioning in a small space of a video laryngoscope is designed, including a peeping module, mounting bracket, LED light panel, heating panel and calibration tooling. Through circular fit and design of opposite sex characteristics, accurate positioning and rotation correction can be achieved.
It realizes efficient integration of imaging, fill light, and defog functions in a small space, and ensures the direction of the camera stable through precise positioning and rotation correction, and improves assembly efficiency and installation anti-stupidity.
Smart Images
Figure CN222549176U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of video laryngoscopes, in particular to a structure for correcting and positioning a video laryngoscope in a small space. Background Art
[0002] The volume of the part of the video laryngoscope that extends into the oral cavity should not be too large. At the same time, it is necessary to integrate functions such as imaging, fill lighting, and defogger in a small space. In an extremely small space, the direction of the camera must also be ensured. There is currently no better measure to achieve the above functions in a small space. Utility Model Content
[0003] The purpose of the utility model is to provide a structure for correcting and positioning a video laryngoscope in a small space, so as to solve at least any problem raised in the above-mentioned background technology.
[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a structure for correcting positioning in a small space of a video laryngoscope, comprising a peep module, wherein the peep module comprises: a peep piece, a metal rod, a camera module, an LED light board, a heating plate, a calibration tool and anisotropic features, wherein the mounting bracket adds a cylinder with a diameter of d1 and a cylinder with a diameter of d2 on a circle with a diameter of D based on the center of the circle, and the LED light board reduces a circular hole with a diameter of d3 and a circular hole with a diameter of d4 on a circle with a diameter of D based on the center of the circle as the reference origin, a boss A with a width of W1, a width of T1, and a height of H and a boss B with a width of W2, a width of T2, and a height of H extend from the mounting bracket, and both bosses penetrate the metal rod and are provided with concave platforms, anisotropic features are provided at the middle position of the front end on both sides of the mounting bracket, and a calibration tool is slidably connected between the two anisotropic features.
[0005] Preferably, a handle assembly is provided on the top of the peeping module, and the handle assembly includes: a battery, a handle shell and a handle shaft. The metal rod passes through and is arranged at the bottom of the handle shell. The battery is arranged on the inner wall of the handle shell, and the handle shaft is threadedly connected to the top of the handle shell.
[0006] Preferably, the top of the handle assembly is rotatably connected to a display screen assembly, the display screen assembly includes a housing, a main control board assembly and an image processing and display unit, and the middle position of the rear end of the housing passes through and is rotatably connected to the handle shaft.
[0007] Preferably, the image processing and display unit is arranged on the top of the shell, the main control board assembly is arranged on the inner wall of the shell, and the main control board is electrically connected to the image processing and display unit and the camera module respectively.
[0008] Preferably, a heating plate is fixedly connected to the front end of the mounting bracket, an LED light board is arranged in the middle position of the inner wall of the mounting bracket, and the camera module is arranged in the middle position of the front end of the LED light board.
[0009] Preferably, the camera module, LED light board and heating board are made of flexible circuit boards.
[0010] The beneficial effects of the utility model are as follows:
[0011] 1. In the utility model, d1 matches d3, d2 matches d4 during assembly, and the positioned part and the positioning part need to leave an installation gap G. From d1 and d2, it can be deduced that d3=d1+2G and d4=d2+2G; when the positioned part has a direction requirement, d1≠d2, and fool-proof installation can be achieved. When the positioning part only needs center alignment but not positioning direction, d1=d2 can improve assembly efficiency.
[0012] 2. In the utility model, boss A and boss B are used to cooperate with the concave platform matched with the metal rod to achieve precise positioning. Since the circular cooperation will rotate and the concave platform is located inside and is not easy to observe during installation, it is necessary to rotate the bracket to achieve the positioning purpose. The installation bracket is made with anisotropic features and matched with the correction tooling to achieve rotation correction. BRIEF DESCRIPTION OF THE DRAWINGS
[0013] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;
[0014] Figure 2 It is a cross-sectional view of the utility model;
[0015] Figure 3 This is a schematic diagram of the three-dimensional structure of the metal rod of the utility model;
[0016] Figure 4 This is a front view of the metal rod of the utility model;
[0017] Figure 5 This is a cross-sectional view of the metal rod of the utility model;
[0018] Figure 6 This is a front view of the mounting bracket of the utility model;
[0019] Figure 7 This is a schematic diagram of the partial structure of the metal rod of the utility model;
[0020] Figure 8 It is a schematic diagram of the three-dimensional structure of the mounting bracket of the utility model.
[0021] In the figure: 1. Shell; 2. Image processing and display unit; 3. Handle assembly; 4. Peeping piece; 5. Peeping module; 6. Display assembly; 7. Main control board assembly; 8. Handle shaft; 9. Handle shell; 10. Battery; 11. Metal rod; 12. Camera module; 13. Mounting bracket; 14. LED light board; 15. Calibration tooling; 16. Heterosexual features; 17. Heating plate. DETAILED DESCRIPTION
[0022] 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.
[0023] The utility model provides Figure 1-8 The structure shown in the figure for correcting and positioning a video laryngoscope in a small space comprises a peep module 5, which comprises: a peep piece 4, a metal rod 11, a camera module 12, an LED light board 14, a heating plate 17, a calibration tool 15 and an anisotropic feature 16. The mounting bracket 13 adds a cylinder with a diameter of d1 and a cylinder with a diameter of d2 on a circle with a diameter of D with the center of the circle as the reference. The LED light board 14 reduces a circular hole with a diameter of d3 and a circular hole with a diameter of d4 on a circle with a diameter of D with the center of the circle as the reference origin. A boss A with a width of W1, a width of T1, and a height of H and a boss B with a width of W2, a width of T2, and a height of H extend from the mounting bracket 13, and both bosses penetrate the metal rod 11 and are provided with concave platforms. Anisotropic features 16 are provided at the middle position of the front end on both sides of the mounting bracket 13, and a calibration tool 15 is slidably connected between the two anisotropic features 16.
[0024] During assembly, d1 matches d3, d2 matches d4, and the positioned part and the positioning part need to leave an installation gap G. From d1 and d2, it can be deduced that d3=d1+2G, d4=d2+2G; when the positioned part has a direction requirement, d1≠d2, and fool-proof installation can be achieved. When the positioning part only needs center alignment but not positioning direction, d1=d2 can improve assembly efficiency. Boss A and boss B are used in conjunction with the concave boss matched with the metal rod 11 to achieve precise positioning. Since the circular fit will rotate and the concave boss is located inside, it is not easy to observe during installation. It is necessary to rotate the bracket to achieve the positioning purpose. The mounting bracket 13 is made into anisotropic feature 16 to cooperate with the correction tooling to achieve rotation correction.
[0025] A handle assembly 3 is arranged on the top of the peeping module 5, and the handle assembly 3 includes: a battery 10, a handle shell 9 and a handle shaft 8. A metal rod 11 passes through and is arranged at the bottom of the handle shell 9, and the battery 10 is arranged on the inner wall of the handle shell 9. The handle shaft 8 is threadedly connected to the top of the handle shell 9. A display screen assembly 6 is rotatably connected to the top of the handle assembly 3. The display screen assembly 6 includes an outer shell 1, a main control board assembly 7 and an image processing and display unit 2. The middle position of the rear end of the outer shell 1 passes through and is rotatably connected to the handle shaft 8. The image processing and display unit 2 is arranged on the top of the outer shell 1, and the main control board assembly 7 is arranged on the inner wall of the outer shell 1. The main control board is electrically connected to the image processing and display unit 2 and the camera module respectively.
[0026] The video laryngoscope body is composed of a battery 10, a handle shell 9, an outer shell 1 and a handle shaft 8. The battery 10 supplies power to the main control board assembly 7 and the image processing and display unit 2 in the display screen assembly 6, and the image processing and display unit 2 plays the images captured by the camera module.
[0027] A heating plate 17 is fixedly connected to the front end of the mounting bracket 13, an LED light board 14 is arranged in the middle of the inner wall of the mounting bracket 13, and the camera module 12 is arranged in the middle of the front end of the LED light board 14. The camera module 12, the LED light board 14 and the heating plate 17 adopt flexible circuit boards.
[0028] The LED light board 14 provides light to the camera module 12 during shooting. The camera module 12, the LED light board 14, and the heating plate 17 use flexible circuit boards that can be bent in space to save space.
[0029] Finally, it should be noted that the above are only preferred embodiments of the present invention and are not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.
Claims
1. A structure for correcting positioning of a video laryngoscope in a small space, comprising a viewing module (5), characterized in that: The peep module (5) comprises: a peep piece (4), a metal rod (11), a camera module (12), an LED light board (14), a heating plate (17), a calibration fixture (15) and an anisotropic feature (16); the rear end of the heating plate (17) is fixedly connected to a mounting bracket (13); the mounting bracket (13) adds a cylinder with a diameter of d1 and a cylinder with a diameter of d2 on a circle with a diameter D with the center of the circle as a reference; the LED light board (14) takes the center of the circle as a reference origin and is A circular hole with a diameter of d3 and a circular hole with a diameter of d4 are cut from a circle with a diameter of D; a boss A with a width of W1, a width of T1, and a height of H and a boss B with a width of W2, a width of T2, and a height of H extend from the mounting bracket (13); both bosses penetrate the metal rod (11) and are provided with concave platforms; anisotropic features (16) are provided at the middle positions of the front ends of both sides of the mounting bracket (13); and a calibration fixture (15) is slidably connected between the two anisotropic features (16).
2. The structure for correcting positioning in a small space of a video laryngoscope according to claim 1, characterized in that: A handle assembly (3) is arranged on the top of the peep module (5), and the handle assembly (3) comprises: a battery (10), a handle shell (9) and a handle shaft (8), the metal rod (11) passes through and is arranged on the bottom of the handle shell (9), the battery (10) is arranged on the inner wall of the handle shell (9), and the handle shaft (8) and the top of the handle shell (9) are threadedly connected.
3. The structure for correcting positioning in a small space of a video laryngoscope according to claim 2, characterized in that: The top of the handle assembly (3) is rotatably connected to a display assembly (6), the display assembly (6) comprising a housing (1), a main control panel assembly (7) and an image processing and display unit (2), the housing (1) having a rear end intermediate position penetrating therethrough and being rotatably connected to a handle shaft (8).
4. The structure for correcting positioning in a small space of a video laryngoscope according to claim 3, characterized in that: The image processing and display unit (2) is arranged on the top of the housing (1), the main control board assembly (7) is arranged on the inner wall of the housing (1), and the main control board is electrically connected to the image processing and display unit (2) and the camera module respectively.
5. The structure for correcting positioning in a small space of a video laryngoscope according to claim 1, characterized in that: An LED light board (14) is arranged at a middle position of the inner wall of the mounting bracket (13), and the camera module (12) is arranged at a middle position at the front end of the LED light board (14).
6. The structure for correcting positioning in a small space of a video laryngoscope according to claim 1, characterized in that: The camera module (12), LED light board (14) and heating board (17) are made of flexible circuit boards.