Structure of video laryngoscope for installing camera at inclined angle

Abstract

The utility model discloses a video laryngoscope structure for installing a camera at an inclined angle, and relates to the technical field of video laryngoscopes, the video laryngoscope structure comprises a handle assembly, the handle assembly comprises a battery, a handle shell and a handle rotating shaft, the bottom of the handle shell is provided with a peeping module, and the peeping module comprises a peeping glass and a metal rod. The camera module is installed on the installation support, finally, the camera module and the metal rod form an inclined angle A degrees, black corners exist in a display area, the camera module and the installation support form a downward angle, the visual angle below the camera is blocked easily, and therefore the dark corners are formed, and an avoiding chamfer is designed at the contact position of the installation support and the visual angle of the camera. And then a gap G is reserved between the end face of the mounting bracket and the camera module, so that the camera is always located outside the mounting bracket, the visual angle is not blocked by the mounting bracket, and the problem that the size and the cost of the camera module need to be increased due to increase of the visual angle of the camera is effectively avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of video laryngoscopes, in particular to a structure for installing a camera at an angle on a video laryngoscope. Background Art

[0002] After the video laryngoscope enters the human mouth, the human glottis is below the front end of the laryngoscope, and the camera viewing angle is parallel to the laryngoscope blade, resulting in a small observation range. Increasing the camera viewing angle will require increasing the size and cost of the camera module. Utility Model Content

[0003] The utility model aims to provide a structure for mounting a camera of a video laryngoscope at an angle, so as to solve at least any one of the problems 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 installing a camera at an angle on a video laryngoscope, comprising a handle assembly, the handle assembly comprising a battery, a handle shell and a handle shaft, a peep module is arranged at the bottom of the handle shell, the peep module comprises a peep mirror and a metal rod, the metal rod passes through and is arranged at the bottom of the handle shell, a peep mirror is arranged on the top of the metal rod, a camera module is arranged at the front end of the metal rod, the camera module comprises a mounting bracket and a camera module, the mounting bracket passes through and is fixedly connected to the inner wall of the metal rod, the camera module is fixedly connected to the inner wall of the mounting bracket, the viewing angle of the camera module is α, 40°≤α≤120°, the angle between the viewing angle of the camera and the metal rod is A and is tilted downward relative to the metal rod, 0°<A≤15°, the front end of the inner wall of the mounting bracket passes through and is provided with an avoidance chamfer, and a gap G is provided between the mounting bracket and the camera module.

[0005] Preferably, a display screen assembly is provided on the top of the handle assembly, and the display screen assembly includes an image processing and display unit and a housing.

[0006] Preferably, the top of the handle shaft passes through the middle position of the rear end of the shell, and the image processing and display unit is arranged on the top of the shell.

[0007] Preferably, the battery is arranged in the middle of the inner wall of the handle shell.

[0008] Preferably, a main control board assembly is provided on the inner wall of the shell.

[0009] Preferably, the handle shell is threadedly connected to the handle shaft.

[0010] The beneficial effects of the utility model are as follows:

[0011] In the utility model, the camera module is installed on the mounting bracket, the camera module and the mounting bracket are inclined at an angle of A degrees, the outer periphery of the mounting bracket is parallel to the inner wall of the metal rod, and after the installation, the camera module and the metal rod are inclined at an angle of A degrees, and the display area has undesirable phenomena such as black corners. The camera module and the mounting bracket are at a downward angle, which can easily cause the viewing angle below the camera to be blocked, thereby forming a dark angle. By designing an avoidance chamfer at the contact position between the mounting bracket and the camera viewing angle, and then retaining a gap G between the end face of the mounting bracket and the camera module, it is ensured that the camera is always on the outside of the mounting bracket and the viewing angle is not blocked by the mounting bracket, effectively avoiding the problem of increasing the camera viewing angle which requires increasing the size and cost of the camera module. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0013] Figure 2 It is a cross-sectional view of the utility model;

[0014] Figure 3 This is a cross-sectional view of the metal rod of the utility model.

[0015] In the figure: 1. outer shell; 2. image processing and display unit; 3. handle assembly; 4. peephole; 5. peep 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. camera module. DETAILED DESCRIPTION

[0016] 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.

[0017] The utility model provides Figure 1-3The structure of a video laryngoscope with an angled camera installation shown in the figure includes a handle assembly 3, the handle assembly 3 includes a battery 10, a handle shell 9 and a handle shaft 8, a peep module 5 is arranged at the bottom of the handle shell 9, the peep module 5 includes a peep mirror 4 and a metal rod 11, the metal rod 11 passes through and is arranged at the bottom of the handle shell 9, the peep mirror 4 is arranged on the top of the metal rod 11, a camera module 12 is arranged at the front end of the metal rod 11, the camera module 12 includes a mounting bracket 13 and a camera module 14, the mounting bracket 13 passes through and is fixedly connected to the inner wall of the metal rod 11, the camera module 14 is fixedly connected to the inner wall of the mounting bracket 13, the viewing angle of the camera module 14 is α, 40°≤α≤120°, the angle between the camera viewing angle and the metal rod 11 is A and it is tilted downward relative to the metal rod 11, 0°<A≤15°, the front end of the inner wall of the mounting bracket 13 passes through and is provided with an avoidance chamfer, and a gap G is provided between the mounting bracket 13 and the camera module 14.

[0018] The camera module 14 is installed on the mounting bracket 13. The camera module 14 and the mounting bracket 13 are tilted at an angle of A. The outer periphery of the mounting bracket 13 is parallel to the inner wall of the metal rod 11. After installation, the camera module 14 and the metal rod 11 are tilted at an angle of A. The angle A needs to be greater than 0° to have a downward tilting effect. However, if the angle A is too large, the volume will increase, and undesirable phenomena such as black corners in the display area will occur. The camera module 14 and the mounting bracket 13 are at a downward angle, which may easily cause the viewing angle below the camera to be blocked, thereby forming a dark angle. By designing an avoidance chamfer at the contact position between the mounting bracket 13 and the camera viewing angle, and then retaining a gap G between the end face of the mounting bracket 13 and the camera module 14, it is ensured that the camera is always outside the mounting bracket 13 and the viewing angle is not blocked by the mounting bracket 13.

[0019] A display screen assembly 6 is arranged on the top of the handle assembly 3, and the display screen assembly 6 includes an image processing and display unit 2 and a shell 1. The top of the handle shaft 8 passes through the middle position of the rear end of the shell 1, and the image processing and display unit 2 is arranged on the top of the shell 1. The image processing and display unit 2 is electrically connected to the camera module 14.

[0020] The image captured by the camera module 14 is displayed and played through the image processing and display unit 2 .

[0021] The battery 10 is arranged in the middle of the inner wall of the handle shell 9 .

[0022] The entire video laryngoscope is powered by a battery 10 .

[0023] A main control board assembly 7 is arranged on the inner wall of the housing 1 .

[0024] The video laryngoscope is controlled by the main control board assembly 7.

[0025] The handle shell 9 is threadedly connected to the handle shaft 8 .

[0026] By removing the handle shaft 8 from the top of the handle shell 9, it is convenient to replace the battery 10.

[0027] 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 mounting a camera at an angle on a video laryngoscope, comprising a handle assembly (3), characterized in that: The handle assembly (3) comprises a battery (10), a handle shell (9) and a handle shaft (8); a peep module (5) is arranged at the bottom of the handle shell (9); the peep module (5) comprises a peep mirror (4) and a metal rod (11); the metal rod (11) penetrates and is arranged at the bottom of the handle shell (9); a peep mirror (4) is arranged at the top of the metal rod (11); a camera module (12) is arranged at the front end of the metal rod (11); the camera module (12) comprises a mounting bracket (13) and a camera module (14); The mounting bracket (13) passes through and is fixedly connected to the inner wall of the metal rod (11); the camera module (14) is fixedly connected to the inner wall of the mounting bracket (13); the viewing angle of the camera module (14) is α, 40°≤α≤120°; the angle between the camera viewing angle and the metal rod (11) is A and the camera is tilted downward relative to the metal rod (11), 0°<A≤15°; the front end of the inner wall of the mounting bracket (13) passes through and is provided with an avoidance chamfer; a gap (G) is provided between the mounting bracket (13) and the camera module (14).

2. The structure for mounting a camera at an angle on a video laryngoscope according to claim 1, characterized in that: A display screen assembly (6) is arranged on the top of the handle assembly (3), and the display screen assembly (6) comprises an image processing and display unit (2) and a housing (1).

3. The structure for mounting a camera at an angle on a video laryngoscope according to claim 2, characterized in that: The top of the handle shaft (8) passes through the middle of the rear end of the housing (1), and the image processing and display unit (2) is arranged on the top of the housing (1).

4. The structure for mounting a camera at an angle on a video laryngoscope according to claim 1, characterized in that: The battery (10) is arranged in the middle of the inner wall of the handle shell (9).

5. The structure for mounting a camera at an angle on a video laryngoscope according to claim 2, characterized in that: A main control board assembly (7) is provided on the inner wall of the housing (1).

6. The structure for mounting a camera at an angle on a video laryngoscope according to claim 1, characterized in that: The handle shell (9) is threadedly connected to the handle rotating shaft (8).

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