Portable optical fiber light guide type visual ear picking equipment

Abstract

The utility model relates to the technical field of ear picking, in particular to portable optical fiber light guide visual ear picking equipment which comprises a handheld pen body, a micro camera is fixedly arranged on the handheld pen body and electrically connected with a signal control panel, the signal control panel is connected with an image display, and the handheld pen body is connected with a lens outer tube and a lens inner tube. The miniature camera is arranged at the outer end of the lens inner tube, one end of the lighting optical fiber is arranged at the outer end of the lens outer tube and the outer end of the lens inner tube in parallel and penetrates out of the other end of the lens outer tube in the handheld pen body, and the lighting optical fiber is connected with a light source on one side of the handheld pen body to guide light. According to the visual ear picking device, the miniature electronic lens is used for imaging through design and creation, the optical fiber is used for guiding light for illumination, an external light source can be connected, the external light source is easy to dissipate heat, the optical fiber light guiding lens is not hot, the illumination brightness of an ear canal is improved as much as possible, the diameter of a lens tube is reduced, the size and weight of a handheld pen body are reduced, and the whole device is light and not prone to damage.

Description

TECHNICAL FIELD

[0001] The utility model relates to ear picking technical field especially relates to a portable visual ear picking equipment of optical fiber light guide. BACKGROUND

[0002] Many visual devices in the medical market, especially the visual ear picking equipment related to ear health, require a particularly thin otoscope mirror tube, generally less than 2.8mm in diameter, which is currently divided into two categories.

[0003] One type uses a miniature camera (also known as an electronic image sensor), which is relatively light in the handheld part, but the illumination is directly provided by an LED lamp at the edge of the lens. This device has the disadvantages of overheating LED, low brightness, insufficient light intensity, resulting in less than ideal clarity, and is prone to damage and difficult to repair and disassemble.

[0004] Another visual ear picking equipment is a traditional visual ear picking equipment that uses optical imaging principle, conducts images through multiple glass columns, and then uses optical fiber to guide light and connect the focusing adapter with an industrial camera for imaging. The disadvantages of this equipment are complex process assembly of the hard mirror tube for optical image transmission, higher cost, difficulty in making the mirror tube diameter thinner, large volume and heavy weight of the handheld part, high fatigue of the technician during operation, high difficulty of technician training, and high damage frequency of the multi-section optical glass column transmission structure. SUMMARY

[0005] The main purpose of the utility model is to overcome the deficiencies in the prior art and provide a portable visual ear picking equipment with a lens that is not easily damaged and does not overheat.

[0006] The technical solution adopted by the utility model to achieve its technical purpose is as follows: a portable visual ear picking equipment with optical fiber light guide, comprising a handheld pen body, a lens outer tube fixedly connected to one end of the handheld pen body, a lens inner tube provided in the lens outer tube, a miniature camera fixedly provided at the front end of the lens inner tube, and an illumination optical fiber fixedly provided between the lens outer tube and the lens inner tube, with one end of the illumination optical fiber parallel to the outer end of the lens outer tube and the lens inner tube.

[0007] The miniature camera is electrically connected to a signal control board, the signal control board is connected to an image display, and the signal control board and the image display are connected by wired or wireless electrical signals. When connected by wire, the image display is electrically connected by a power signal line.

[0008] The illumination optical fiber is arranged inside the handheld pen body and extends from one end of the lens outer tube, and the illumination optical fiber is connected to a light source on one side of the handheld pen body for light guiding.

[0009] Preferably, one side of the handshake pen body is fixedly provided with a fiber fixing head, and the illumination fiber is fixedly arranged on the fiber fixing head and connected with the light source.

[0010] Preferably, the fiber fixing head is provided with a fiber fixing hole, and the illumination fiber is glued into a bundle and connected with a light guide bundle after penetrating the fiber fixing hole.

[0011] Preferably, the fiber fixing head is connected with the light guide bundle through a condenser; the condenser facilitates light condensation and strives for maximum illumination brightness.

[0012] Preferably, the fiber fixing head is connected with the light guide bundle through a light filter; the light filter facilitates filtering of light of unfavorable image color and light harmful to eyes, and protects eyes and image color effects.

[0013] Preferably, the light guide bundle is connected with the light source.

[0014] The light source is arranged in a light source cabinet, and the light source cabinet is provided with a light source brightness control switch and a light source brightness display; the light source cabinet is convenient for facilitating production of a visual ear collecting device with a host computer.

[0015] Preferably, the signal control board is arranged in the box, and the signal control board is electrically connected with the image display,

[0016] Preferably, the length of the lens outer tube inside the handshake pen body is shorter than that of the lens inner tube, and the diameter of the lens outer tube is less than or equal to 2.7 mm.

[0017] Preferably, the image display is provided with a memory card and a photographing and video recording function board, can photograph and record video and store, and the memory card is movably arranged on the shell of the image display and can be taken out and uploaded to a computer and a mobile phone.

[0018] Preferably, the memory card and the photographing and video recording function board are arranged in the cabinet box and can also photograph and record video and store.

[0019] Preferably, the light source is arranged as a flashlight light source or a light guide bundle light source, wherein the flashlight light source is a movable light source and is convenient for outdoor ear collecting operation.

[0020] Preferably, the lens outer tube and the handshake pen body are connected through a T-shaped connector, the handshake pen body is provided with a switch, the T-shaped connector is a middle hole, and different hole diameters of the connector can be selected; in the state that the structure shape of the handshake pen body is unchanged, the connector with the same outer diameter and different inner hole diameters is selected to facilitate maintenance or replacement of the lens tube with different diameters, and the lens tube includes the lens outer tube or the lens inner tube.

[0021] The hand holding pen body head is designed as a taper, and a protective sleeve clamping portion is arranged on the outer wall thereof;

[0022] The hand holding pen body head is designed as a taper, and a protective sleeve clamping portion is arranged on the outer wall thereof;

[0023] The optical fiber fixing head and the hand holding pen body are vertically connected, and the vertical design is beneficial to hand holding.

[0024] Preferably, the diameter of the light guide optical fiber is less than 130 microns, and the thinner fiber facilitates the selection of the lens outer tube diameter, and facilitates the average fiber laying rate of the circumferential illumination of the lens tube.

[0025] Preferably, the micro camera is electrically connected with an electric plug, the signal box is connected with a signal control panel, an electric socket is arranged on the signal box or the signal control panel, and the electric plug is connected with the electric socket in a plug-in manner.

[0026] Compared with the prior art, the utility model has the beneficial effects that:

[0027] The portable optical fiber light guide visual ear collecting device can utilize micro electronic micro lens imaging technology (or called electronic image sensor image element transmission) and optical fiber light guide illumination to externally connect a light source, so that the optical fiber light guide lens and the hand holding part are not hot, the lens illumination brightness or light source intensity can be increased as much as possible, the heat dissipation volume is increased, the light source life and product life are improved, the volume and weight of the hand holding pen body are reduced, the whole device is light and not easy to be damaged, easy to operate, and beneficial to the rapid popularization of ear collecting technology training. BRIEF DESCRIPTION OF DRAWINGS

[0028] Fig. 1 It is a main view structural schematic diagram of the visual ear collecting device.

[0029] Fig. 2 It is a main view structural schematic diagram of the visual ear collecting device when the signal control panel is arranged in the hand holding pen body.

[0030] Fig. 3 It is a main view structural schematic diagram of the visual ear collecting device when the signal control panel is arranged in the hand holding pen body.

[0031] Among them:

[0032] 1-micro camera; 2-light guide fiber; 3-lens outer tube; 4-lens inner tube; 5-hand holding pen body; 6-fiber fixing head; 7-concentrator; 8-light beam connector; 9-fiber fixing hole; 10-power signal line; 11-image display; 12-light beam; 13-light source; 14-signal control board; 15-signal box; 16-light source case; 17-T-shaped connector. DETAILED DESCRIPTION

[0033] In the description of the present application, it should be explained that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, or the orientation or positional relationship commonly used when the product of the present application is used, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application. In addition, the terms "first", "second", "third" and the like are only used for differentiation in description and cannot be understood as indicating or implying relative importance.

[0034] In the description of the present application, it should be explained that, unless otherwise explicitly specified and limited, the terms "set", "mount", "connected", "connected" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium, or it can be connected inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0035] In order to make the purpose, technical scheme and advantages of the present application more clear and explicit, the present application will be further described in detail through the drawings and examples. However, it should be understood that the specific examples described herein are only used to explain the present application and are not used to limit the scope of the present application. In addition, in the following description, the description of the known structure and technology is omitted to avoid unnecessary confusion of the concept of the present application. Example 1

[0036] Please refer to Figs. 1-3 A portable visual ear collecting device with light guide fiber, comprising a hand holding pen body 5, one end of the hand holding pen body 5 is fixedly connected with a lens outer tube 3, the lens outer tube 3 is provided with a lens inner tube 4, a micro camera 1 is fixedly arranged at the front end of the lens inner tube 4, an illuminating optical fiber 2 is fixedly arranged between the lens outer tube 3 and the lens inner tube 4, and the illuminating optical fiber 2 is arranged at one end of the micro camera 1 in parallel.

[0037] The model of the miniature camera 1 is OV6946 or T201, the diameter of the light guide fiber 2 is less than 130 microns, the thinner the fiber, the easier to select the outer tube diameter of the lens, and the easier to lay the average fiber of the circumferential illumination around the lens tube. The outer diameter of the lens outer tube 3 is less than or equal to 2.7 mm.

[0038] The lens outer tube 3 and the handshake pen body 5 are connected through the setting of the T-shaped connector 17, and the handshake pen body 5 is provided with a switch; the T-shaped connector 17 is beneficial to the maintenance and replacement of the lens tube, and the T-shaped connector is a middle hole, which can have different hole diameters. In the state that the structure and shape of the handshake pen body are unchanged, the same outer diameter and different inner hole diameters of the connector are selected to facilitate the maintenance or replacement of the lens tube with different diameters, and the lens tube includes the lens outer tube 3 or the lens inner tube 4.

[0039] The length of the lens outer tube 3 inside the handshake pen body 5 is shorter than that of the lens inner tube 4, the illumination fiber 2 is connected with the light source 13 on one side of the handshake pen body 5, and the illumination fiber 2 is connected with the light source 13 on one side of the handshake pen body 5.

[0040] The signal control board 14 is fixedly arranged in the interior of the handshake pen body 5, the miniature camera 1 is electrically connected with the signal control board 14, and the signal control board 14 is connected with the image display 11. The signal control board 14 and the image display 11 are connected by wired or wireless signals, and when the wired connection is adopted, the image display 11 is electrically connected by the power signal line 10.

[0041] The head of the handshake pen body 5 is designed as a taper, and the outer wall thereof is provided with a protection sleeve clamping portion; the taper design of the front end of the handshake pen body 5 is not easy to block the line of sight, and is convenient for controlling the length of the lens tube, and the protection sleeve clamping portion is convenient for sleeving the lens outer tube protection sleeve. The fiber fixing head and the handshake pen body are connected vertically, and the vertical design is beneficial to the handshake.

[0042] Further, in the embodiment, the fiber fixing head 6 is fixedly arranged on one side of the handshake pen body 5, and the illumination fiber 2 is fixedly arranged on the fiber fixing head 6 and connected with the light source 13; the external independent light source is conveniently set up through the fiber fixing head 6, and the independent light source is convenient for increasing the illumination brightness and intensity.

[0043] The fiber fixing head 6 is provided with a fiber fixing hole 9, the illumination fiber 2 is glued into a bundle, and after being inserted into the fiber fixing hole 9, the illumination fiber 2 is connected with the light guide beam 12, and the fiber fixing head 6 and the light guide beam 12 are connected through the light guide beam connector 8.

[0044] The fiber fixing head 6 is connected with the light guide beam 12 through the setting of the condenser 7; the condenser 7 is convenient for condensing light and striving for maximum illumination brightness.

[0045] The optical fiber fixing head 6 is connected with the light guide beam 12 by setting a filter; the filter is convenient for filtering light of adverse image color or light harmful to eyes, and protects eyes and image color effect.

[0046] The light guide beam 12 is electrically connected with the light source 13; the light source 13 is set as a flashlight light source or a light guide beam light source, wherein the flashlight light source is a movable light source, and is convenient for outdoor ear picking operation.

[0047] Further, in the embodiment, the light source 13 is arranged in the light source cabinet 16, the light source cabinet 16 is provided with a light source brightness control switch and a light source brightness display, and the light source cabinet 16 is designed to facilitate production of a visual ear picking device with a host computer.

[0048] Further, in the embodiment, the signal control board 14 is arranged in the signal box 15, and the signal control board 14 is wirelessly or wiredly connected with the image display 11, so as to facilitate production of an independent control box device or a double-host visual ear picking device.

[0049] The image display 11 is provided with a memory card and a photographing and video recording function board, can photograph and record video and store, and the memory card is movably arranged on the shell of the image display 11 and can be taken out and uploaded to a computer and a mobile phone.

[0050] Further, the miniature camera 1 is electrically connected with an electric plug, the signal box 15 is connected with the signal control board 14, the signal box 15 or the signal control board 14 is provided with an electric socket, the electric plug is plug-pull connected with the electric socket, and the signal control board 14 can be arranged in the interior of the signal box 15 or other positions of the signal box 15.

[0051] It should be noted that although the above embodiments have been described in the present text, the patent protection scope of the present application is not limited thereby. Therefore, based on the innovative idea of the present application, the changes and modifications of the embodiments described in the present text, or the equivalent structures, equivalent processes or equivalent function transformations made by using the contents of the present application specification and drawings, direct or indirect application of the above technical solutions to other related technical fields, are all included in the protection scope of the present application patent, including the field of medical endoscopes.

Claims

1. A lightweight, fiber-optic guided visual ear-collecting device, characterized in that: The pen includes a grip pen body (5), one end of which is fixedly connected to an outer lens tube (3), an inner lens tube (4) is provided inside the outer lens tube (3), a miniature camera (1) is fixedly provided at the front end of the inner lens tube (4), and an illumination fiber (2) is provided between the outer lens tube (3) and the inner lens tube (4). The miniature camera (1) is electrically connected to a signal control board (14), and the signal control board (14) is connected to an image display (11). The illumination optical fiber (2) passes through one end of the lens outer tube (3) inside the pen body (5), and the other end is parallel to the outer end of the lens outer tube and the lens inner tube; The illumination fiber (2) is connected to a light source (13) on one side of the pen body (5) for guiding light.

2. The portable fiber optic visual ear-collecting device according to claim 1, characterized in that: A fiber optic fixing head (6) is fixedly installed on one side of the pen body (5), and the lighting fiber (2) is fixedly installed on the fiber optic fixing head (6) and connected to the light source (13).

3. The portable fiber optic visual ear-collecting device according to claim 2, characterized in that: The fiber fixing head (6) is provided with a fiber fixing hole (9), and the lighting fiber (2) is bundled with glue and inserted through the fiber fixing hole (9).

4. The portable fiber optic visual ear-collecting device according to claim 3, characterized in that: The fiber optic fixing head (6) is connected to the beam guide (12) by setting a condenser (7), and the beam guide (12) is connected to the light source (13).

5. The portable fiber optic visual ear-collecting device according to claim 3, characterized in that: The fiber optic fixing head (6) is connected to the beam guide (12) by setting a filter (8), and the beam guide is connected to the light source (13).

6. A portable fiber optic guided visual ear-collecting device according to claim 4 or 5, characterized in that: The beam guide (12) is electrically connected to the light source (13). The light source (13) is installed inside the light source housing (16), and the light source housing (16) is provided with a light source brightness control switch and a light source brightness display.

7. The portable fiber optic visual ear-collecting device according to claim 1, characterized in that: The signal control board (14) is located inside the signal box (15) and is electrically connected to the image display (11).

8. The portable fiber optic visual ear-collecting device according to claim 1, characterized in that: The light source (13) is set as a flashlight light source.

9. A portable fiber optic visual ear-collecting device according to claim 1, characterized in that: The lens outer tube (3) and the handheld pen body (5) are connected by a T-shaped connector (17); The length of the outer lens tube (3) inside the pen body (5) is shorter than that of the inner lens tube (4), and the diameter of the outer lens tube (3) is less than or equal to 2.7 mm.

10. A portable fiber optic visual ear-collecting device according to claim 2, characterized in that: The handheld pen body (5) is tapered and is vertically connected to the fiber optic fixing head (6).

11. A portable fiber optic visual ear-collecting device according to claim 7, characterized in that: The miniature camera (1) is electrically connected to an electrical plug, the signal box (15) is connected to the signal control board (14), the signal box (15) or the signal control board (14) is provided with an electrical socket, and the electrical plug is plugged into the electrical socket.

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