A light shielding device for collecting eye images

Abstract

The utility model discloses a light-blocking device for collecting eye images, which belongs to the technical field of light-blocking structures, and includes a base, an annular slide groove is provided at the top of the base, an arc-shaped slider is slidably connected in the annular slide groove, a movable seat is fixedly connected to the top of the arc-shaped slider, a main support shaft is rotatably connected to the top of the movable seat, a folding assembly is provided at one end of the main support shaft, a transfer block is connected to one end of the folding assembly, and a light-blocking plate is fixedly connected to one end of the transfer block. The utility model is provided with a light-blocking plate, a light-blocking cloth and an anti-blue light lens, so that medical staff can slide the movable seat to drive the light-blocking plate to move in front of the display in an environment with appropriate light intensity, and the anti-blue light lens can realize the anti-blue light function, thereby relieving eye fatigue. In the case of strong light intensity, the anti-blue light lens can be blocked by pulling and unfolding the light-blocking cloth, thereby realizing the light-blocking function of the light-blocking plate.

Description

Technical Field

[0001] The utility model relates to the technical field of light blocking structures, in particular to a light blocking device for collecting eye images. Background Art

[0002] During the diagnosis of eye diseases, it is necessary to collect eye pictures to facilitate doctors to observe the location and specific conditions of the disease. Existing eye pictures are generally collected using cameras. After the camera collects the picture, the image is transmitted to a monitor for display, which is convenient for medical staff to view.

[0003] When the indoor light is strong, the display screen will reflect light, making the content displayed on the display screen unclear, affecting medical staff's viewing of pictures. In addition, when the camera is used in a strong light environment, the pictures taken by the camera are not clear enough, which in turn causes the pictures displayed on the monitor to be unclear, affecting medical staff's observation of eye disease information. Therefore, an eye image acquisition light blocking device is proposed to solve the above problems. Utility Model Content

[0004] The utility model aims to solve the problem in the prior art that when the indoor light is strong, the display screen will reflect light, making the content displayed on the display screen unclear and affecting the medical staff's viewing of pictures, and proposes an eye image acquisition light blocking device.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A light-blocking device for eye image acquisition comprises a base, an annular groove is provided at the top of the base, an arc-shaped slider is slidably connected in the annular groove, a movable seat is fixedly connected to the top of the arc-shaped slider, a main support shaft is rotatably connected to the top of the movable seat, a folding component is provided at one end of the main support shaft, a transfer block is connected to one end of the folding component, a light-blocking plate is fixedly connected to one end of the transfer block, an opening is provided at the center of the light-blocking plate, an anti-blue light lens is fixedly connected in the opening, a mounting frame is fixedly connected to one side of the light-blocking plate, a winding rod is rotatably connected to the inner wall of the mounting frame, and a shading cloth is wound around the surface of the winding rod.

[0007] Preferably, a transfer groove is provided at one end of the main support shaft, the folding assembly includes a first hinge shaft and a second hinge shaft, both ends of the second hinge shaft are provided with transfer grooves, and one end of the first hinge shaft is arranged in the transfer groove at one end of the main support shaft.

[0008] Preferably, the other end of the first hinge shaft is arranged in a transfer groove at one end of the second hinge shaft, and a transfer block is arranged in the transfer groove at the other end of the second hinge shaft.

[0009] Preferably, both ends of the first hinge shaft and one end of the adapter block are fixedly connected with screw shafts, and a transfer hole is formed on the side wall of the transfer groove, and the screw shaft is rotatably connected to the transfer hole.

[0010] Preferably, one end of the screw shaft is fixedly connected to a limiting plate, the other end of the screw shaft is threadedly connected to a threaded sleeve, and the end surface of the threaded sleeve is provided with a rubber layer.

[0011] Preferably, a guide rod is fixedly connected to one side of the light baffle, a sliding seat is slidably connected to the surface of the guide rod, and a fill light is installed at one end of the sliding seat.

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

[0013] 1. The utility model is provided with a light-blocking plate, a light-blocking cloth and anti-blue light lenses. In an environment with appropriate light intensity, medical staff can slide the movable seat to drive the light-blocking plate to move in front of the display. The anti-blue light lenses can realize the anti-blue light function, thereby relieving eye fatigue. In the case of strong light intensity, the anti-blue light lenses can be blocked by pulling and unfolding the light-blocking cloth, thereby realizing the light-blocking function of the light-blocking plate.

[0014] 2. The utility model is provided with a folding component, so that the use distance and use angle of the light shield can be flexibly adjusted, so that the light shield is extended to the vicinity of the camera, realizing the light shielding function of the camera and preventing strong light from affecting the camera's collection of pictures. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the three-dimensional structure of a light-shielding device for collecting eye images proposed by the utility model;

[0016] Figure 2 A three-dimensional structure diagram of a light shielding device for collecting eye images proposed in the utility model Figure 2 ;

[0017] Figure 3 This is a schematic diagram of the assembly structure of a screw shaft, a main support shaft and a first hinge shaft in an eye image acquisition light shielding device proposed by the utility model;

[0018] Figure 4 The utility model provides a schematic diagram of the assembly structure of a main support shaft, a first hinge shaft and a second hinge shaft in an eye image acquisition light shielding device.

[0019] In the figure: 1. base; 101. annular slide; 2. movable seat; 3. main support shaft; 4. first hinge shaft; 5. second hinge shaft; 6. screw shaft; 7. threaded sleeve; 8. adapter block; 9. light baffle; 10. anti-blue light lens; 11. blackout cloth; 12. fill light; 13. guide rod; 14. sliding seat; 15. winding rod; 16. limit plate. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0021] Reference Figure 1-4 , an eye image acquisition light blocking device, comprising a base 1, a circular slide groove 101 is provided at the top of the base 1, an arc-shaped slider is slidably connected in the circular slide groove 101, a moving base 2 is fixedly connected to the top of the arc-shaped slider, and a main support shaft 3 is rotatably connected to the top of the moving base 2;

[0022] It should be noted that the arc-shaped slider cooperates with the annular slide groove 101 to adjust the use position of the light shielding plate 9, and rotating the main support shaft 3 can drive the light shielding plate 9 to rotate, thereby adjusting the use angle of the light shielding plate 9.

[0023] A folding assembly is provided at one end of the main support shaft 3, and an adapter block 8 is connected to one end of the folding assembly, and a light baffle 9 is fixedly connected to one end of the adapter block 8. An adapter groove is provided at one end of the main support shaft 3. The folding assembly includes a first hinge shaft 4 and a second hinge shaft 5, and both ends of the second hinge shaft 5 are provided with adapter grooves. One end of the first hinge shaft 4 is arranged in the adapter groove at one end of the main support shaft 3, and the other end of the first hinge shaft 4 is arranged in the adapter groove at one end of the second hinge shaft 5. An adapter block 8 is provided in the adapter groove at the other end of the second hinge shaft 5. Both ends of the first hinge shaft 4 and one end of the adapter block 8 are fixedly connected with a screw shaft 6, and an adapter hole is provided on the side wall of the adapter groove. The screw shaft 6 is rotatably connected to the adapter hole, and one end of the screw shaft 6 is fixedly connected to a limiting plate 16, and the other end of the screw shaft 6 is threadedly connected to a threaded sleeve 7, and a rubber layer is provided on the end surface of the threaded sleeve 7;

[0024] It should be noted that: by rotating the first hinge shaft 4 and the second hinge shaft 5, the function of extending the use distance of the light blocking plate 9 can be realized, and the use angle of the light blocking plate 9 can be further adjusted to increase the flexibility of use. After the adjustment is completed, by rotating the threaded sleeve 7, the end face of the threaded sleeve 7 is made to contact the side wall of the main support shaft 3 and the second hinge shaft 5. By utilizing the friction force, the limiting function of the first hinge shaft 4 and the second hinge shaft 5 can be realized, thereby realizing the limiting function of the light blocking plate 9.

[0025] An opening is provided at the center of the light shielding plate 9, and a blue light protection lens 10 is fixedly connected in the opening. A mounting frame is fixedly connected to one side of the light shielding plate 9, and a winding rod 15 is rotatably connected to the inner wall of the mounting frame. A shading cloth 11 is wound around the surface of the winding rod 15.

[0026] It should be noted that the anti-blue light lens 10 can realize the blue light protection function of medical staff, thereby relieving eye fatigue. In the case of strong light intensity, the anti-blue light lens 10 can be blocked by pulling the light-blocking cloth to realize the light-blocking function of the light-blocking plate 9.

[0027] Furthermore, a guide rod 13 is fixedly connected to one side of the light shielding plate 9, a sliding seat 14 is slidably connected to the surface of the guide rod 13, and a fill light 12 is installed at one end of the sliding seat 14;

[0028] It should be noted that the sliding seat 14 cooperates with the guide rod 13 to realize the position adjustment function of the fill light 12 and increase the fill light range.

[0029] When the utility model is used, according to the position of the light source, when the indoor light intensity is strong, the movable seat 2 can be slid so that the light shielding plate 9 is located at the light source position, and then the first hinge shaft 4 and the second hinge shaft 5 can be rotated to adjust the use height of the light shielding plate 9, so that the light shielding plate 9 can realize the light shielding function of the display, ensuring that the medical staff can clearly see the picture information on the display;

[0030] When the indoor light intensity is appropriate, the movable seat 2 can be moved so that the light shielding plate 9 moves in front of the medical staff, and the winding rod 15 is rotated to realize the rolling function of the shading cloth 11. The blue light blocking lens 10 can realize the blue light blocking function of the medical staff, thereby relieving eye fatigue;

[0031] When it is necessary to block light from the camera, the first hinge axis 4 and the second hinge axis 5 can be rotated to extend the use distance of the light shield 9 and further adjust the use angle of the light shield 9 to increase the flexibility of use, so that the light shield 9 can be extended to the vicinity of the camera to realize the light blocking function of the camera and prevent strong light from affecting the camera's picture collection. If the camera brightness decreases after blocking the light and affects the picture taking, the fill light 12 can be turned on to realize the camera's fill light function.

[0032] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A light shielding device for collecting eye images, comprising a base (1), characterized in that: The top of the base (1) is provided with an annular groove (101), and an arc-shaped slider is slidably connected in the annular groove (101), and the top of the arc-shaped slider is fixedly connected to a movable seat (2), and the top of the movable seat (2) is rotatably connected to a main support shaft (3), and one end of the main support shaft (3) is provided with a folding component, and one end of the folding component is connected to an adapter block (8), and one end of the adapter block (8) is fixedly connected to a light blocking plate (9), and an opening is provided at the center of the light blocking plate (9), and an anti-blue light lens (10) is fixedly connected in the opening, and a mounting frame is fixedly connected to one side of the light blocking plate (9), and a winding rod (15) is rotatably connected to the inner wall of the mounting frame, and a shading cloth (11) is wound around the surface of the winding rod (15).

2. The eye image acquisition light shielding device according to claim 1, characterized in that: One end of the main support shaft (3) is provided with a transfer groove, and the folding assembly comprises a first hinge shaft (4) and a second hinge shaft (5), both ends of the second hinge shaft (5) are provided with transfer grooves, and one end of the first hinge shaft (4) is arranged in the transfer groove at one end of the main support shaft (3).

3. The light shielding device for eye image acquisition according to claim 2, characterized in that: The other end of the first hinge shaft (4) is arranged in a transfer groove at one end of the second hinge shaft (5), and a transfer block (8) is arranged in the transfer groove at the other end of the second hinge shaft (5).

4. The eye image acquisition light shielding device according to claim 3, characterized in that: Both ends of the first hinge shaft (4) and one end of the adapter block (8) are fixedly connected to a screw shaft (6); a transfer hole is provided on the side wall of the transfer groove, and the screw shaft (6) is rotatably connected to the transfer hole.

5. The light shielding device for eye image acquisition according to claim 4, characterized in that: One end of the screw shaft (6) is fixedly connected to a limiting plate (16), and the other end of the screw shaft (6) is threadedly connected to a threaded sleeve (7), and the end surface of the threaded sleeve (7) is provided with a rubber layer.

6. The eye image acquisition light shielding device according to claim 1, characterized in that: A guide rod (13) is fixedly connected to one side of the light blocking plate (9), a sliding seat (14) is slidably connected to the surface of the guide rod (13), and a fill light (12) is installed at one end of the sliding seat (14).

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