Myopia and hyperopia correction demonstrator

Abstract

The utility model provides a myopia and hyperopia correction demonstrator which comprises a demonstrating platform, a first sliding rail is arranged on the surface of the top of the demonstrating platform, a first moving platform is arranged on the surface of the top of the demonstrating platform in a sliding mode, a first sliding block is arranged at the bottom end of the first moving platform, and the first moving platform is connected with the first sliding rail in a sliding mode through the first sliding block. A first mounting plate is vertically mounted on the surface of the top of the first moving table, and a first rotating motor is mounted on the surface of the first mounting plate; through cooperative use of a first moving table, a first mounting plate, a first rotating motor, a first rotating disc, a first mounting disc, a second mounting disc, a third mounting disc, a presbyopia eyeball lens, a myopia eyeball lens and a normal eyeball lens, the presbyopia eyeball lens, the myopia eyeball lens and the normal eyeball lens can be conveniently and quickly rotated to designated positions; and the demonstration efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a myopia and hypermetropia correction demonstration device. BACKGROUND

[0002] Visual image is the reflected light of object through the refraction of lens and is imaged on the retina, and then is perceived by visual nerve and is transmitted to the brain, so that people see the object. Myopia is that the light of object is focused on the retina before the refraction of lens, so that the clear image cannot be obtained on the retina; hypermetropia is that the light of object is focused on the retina after the refraction of lens, so that the clear image cannot be obtained on the retina. In the current medical teaching, there is no good demonstration teaching aid for the relationship between the refraction and focusing effect of light in eyeball and the eyesight of eye, and the effect can only be described by teaching books or on-site sketching, which is time-consuming and cannot help students understand and learn well.

[0003] Through massive search, it is found that the prior art such as application number CN201520153450.4, a myopia and hypermetropia correction demonstration device, the utility model discloses a semiconductor laser light source through light source, light beam is clear, and after passing through myopia or hypermetropia correction lens, it will not diverge, and the phenomenon of myopia and hypermetropia correction is accurately demonstrated, which is convenient for students to observe, although it can be demonstrated, but in the process of demonstration, the hypermetropia eyeball lens, myopia eyeball lens, normal eyeball lens, myopia lens and hypermetropia lens need to be replaced constantly, so that the efficiency is low, and further improvement is needed.

[0004] Therefore, it is necessary to provide a myopia and hypermetropia correction demonstration device to solve the above technical problems. UTILITY MODEL CONTENTS

[0005] The utility model provides a myopia and hypermetropia correction demonstration device, and solves the problems in the background art.

[0006] To solve the above technical problems, the utility model provides a myopia hypermetropia correction demonstrator, including the demonstration platform, the demonstration platform top surface is equipped with the first sliding rail, the demonstration platform top surface is equipped with the first moving platform of sliding, the first moving platform bottom is equipped with the first sliding block, the first moving platform is connected with the first sliding rail through the first sliding block of sliding, the first moving platform top surface is installed with the first mounting plate, the first mounting plate surface is installed with the first rotary motor, the first rotary motor output is connected with the first rotary disc through the first mounting plate surface, the first rotary disc circumference is installed with first mounting disc, second mounting disc and third mounting disc through first connecting rod respectively, first mounting disc, second mounting disc and third mounting disc surface are installed with hyperopic eyeball lens, myopic eyeball lens and normal eyeball lens respectively, through the cooperation of first moving platform, first mounting plate, first rotary motor, first rotary disc, first mounting disc, second mounting disc, third mounting disc, hyperopic eyeball lens, myopic eyeball lens and normal eyeball lens, the hyperopic eyeball lens, myopic eyeball lens and normal eyeball lens of quick rotation to specified position are convenient, accelerate its demonstration efficiency, make when operating, only need to start first drive motor, then first drive motor drives first mounting disc, second mounting disc and third mounting disc to rotate through the first rotary disc, thereby can alternately rotate hyperopic eyeball lens, myopic eyeball lens and normal eyeball lens to laser light source and analog retina connection, this mode of operation is simple, greatly improve its work efficiency, and through the cooperation of first sliding block and first sliding rail, the position of first moving platform is moved, improve its use flexibility.

[0007] Preferably, the demonstration table top surface is provided with a second slide rail on one side of the first slide rail, the second slide rail is slidably connected with a second mobile platform, the second mobile platform is provided with a second slide block at the bottom end, the second slide block is slidably connected with the second slide rail, a second mounting plate is vertically installed on the top surface of the second mobile platform, a second rotary motor is installed on the surface of the second mounting plate, a second rotary disc is connected with the output end of the second rotary motor and penetrates through the surface of the second mounting plate, a fourth mounting disc and a fifth mounting disc are respectively arranged on the circumferential surface of the second rotary disc through a second connecting rod, and nearsighted lenses and farsighted lenses are respectively installed on the surfaces of the fourth mounting disc and the fifth mounting disc.

[0008] Preferably, a first vertical plate is vertically installed on the edge of the top surface of the demonstration table, and a laser light source is installed on the surface of the first vertical plate.

[0009] Preferably, a second vertical plate is vertically installed on the edge of the top surface of the demonstration table, and a simulated retina is installed on the surface of the second vertical plate.

[0010] Preferably, a controller is installed on the top surface of the demonstration table, and the controller is used for controlling the power consumption elements in the equipment.

[0011] Compared with the related art, the nearsighted and farsighted correction demonstrator has the following beneficial effects:

[0012] 1、Compared with the prior art, the myopia and hyperopia correction demonstrator, by setting the first mobile station, the first mounting plate, the first rotating motor, the first rotating disc, the first mounting disc, the second mounting disc, the third mounting disc, the hyperopia eyeball lens, the myopia eyeball lens and the normal eyeball lens, the cooperation use is convenient for quickly rotating the hyperopia eyeball lens, the myopia eyeball lens and the normal eyeball lens to the specified position, accelerates the demonstration efficiency, so that when operating, only the first drive motor needs to be started, then the first drive motor rotates the first mounting disc, the second mounting disc and the third mounting disc through the first rotating disc, so that the hyperopia eyeball lens, the myopia eyeball lens and the normal eyeball lens can be alternately rotated to the laser light source and the simulated retina connection line, the operation is simple, the working efficiency is greatly improved, and through the cooperation of the first sliding block and the first sliding rail, the position of the first mobile station is moved, the flexibility of use is improved, through the cooperation of the second mobile station, the second mounting plate, the second rotating motor, the second connecting rod, the fourth mounting disc, the fifth mounting disc, the myopia lens and the hyperopia lens, the myopia lens and the hyperopia lens can be quickly alternately used according to the demonstration requirements, so that when operating, only the second rotating motor needs to be started, then the second rotating motor rotates the myopia lens and the hyperopia lens to the laser light source and the simulated retina connection line through the second rotating disc, so that the demonstration is carried out, and through the cooperation of the second sliding rail and the second sliding block, the position of the second mobile station is adjusted, the operation is simple, and the flexibility of use is improved.

[0013] The parts not involved in the device are the same as or can be realized by the prior art. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 A structure schematic view of the myopia and hyperopia correction demonstrator provided by the utility model;

[0015] Figure 2 A second vertical plate structure schematic view of the myopia and hyperopia correction demonstrator provided by the utility model;

[0016] Figure 3 A first mobile station structure schematic view of the myopia and hyperopia correction demonstrator provided by the utility model;

[0017] Figure 4 A second mobile station structure schematic view of the myopia and hyperopia correction demonstrator provided by the utility model.

[0018] Reference numerals in the drawings:

[0019] 1, demonstration platform; 2, first vertical plate; 3, controller; 4, laser light source; 5, first slide rail; 6, first moving platform; 7, second vertical plate; 8, second slide rail; 9, second moving platform; 10, simulate retina; 11, first slider; 12, first rotary disc; 13, first connecting rod; 14, first mounting disc; 15, second mounting disc; 16, third mounting disc; 17, normal eyeball lens; 18, myopia eyeball lens; 19, hyperopia eyeball lens; 20, first rotary motor; 21, first mounting plate; 22, second rotary motor; 23, fourth mounting disc; 24, myopia lens; 25, second slider; 26, second connecting rod; 27, hyperopia lens; 28, fifth mounting disc; 29, second rotary disc. DETAILED DESCRIPTION

[0020] The utility model will be further explained below in combination with the drawings and embodiments.

[0021] First embodiment

[0022] Please refer to Figures 1-4The utility model provides a myopia hypermetropia correction demonstrator, including demonstration platform 1, first slide rail 5 is seted up in demonstration platform 1 top surface, first mobile platform 6 is arranged in the top surface of demonstration platform 1 and slides, first mobile platform 6 bottom is provided with first sliding block 11, and first mobile platform 6 is connected with first slide rail 5 slidingly through first sliding block 11, first mobile platform 6 top surface is vertically installed with first mounting plate 21, first mounting plate 21 surface is installed with first rotary motor 20, and first rotary motor 20 output is connected with first rotary disc 12 through the surface of first mounting plate 21, and first rotary disc 12 circumferential surface is installed with first mounting disc 14, second mounting disc 15 and third mounting disc 16 respectively through first connecting rod 13, and first mounting disc 14, second mounting disc 15 and third mounting disc 16 surface are installed with hyperopic eyeball lens 19, myopic eyeball lens 18 and normal eyeball lens 17 respectively, through the cooperation of first mobile platform 6, first mounting plate 21, first rotary motor 20, first rotary disc 12, first mounting disc 14, second mounting disc 15, third mounting disc 16, hyperopic eyeball lens 19, myopic eyeball lens 18 and normal eyeball lens 17, it is convenient to rotate myopic eyeball lens 19, myopic eyeball lens 18 and normal eyeball lens 17 to specified position quickly, and the efficiency of demonstration is accelerated, so that when operating, only first drive motor is started, then first drive motor drives first mounting disc 14, second mounting disc 15 and third mounting disc 16 to rotate through first rotary disc 12, so that myopic eyeball lens 19, myopic eyeball lens 18 and normal eyeball lens 17 can be rotated to laser light source 4 and analog retina 10 connection in turn, and the operation is simple, and the working efficiency is greatly improved, and through the cooperation of first sliding block 11 and first slide rail 5, the position of first mobile platform 6 is moved conveniently, and the flexibility of use is improved.

[0023] The working principle of the myopia hypermetropia correction demonstrator is as follows:

[0024] The myopia and hypermetropia correction demonstrator, in operation, only needs to start the first driving motor, and then the first driving motor drives the first mounting disc 14, the second mounting disc 15 and the third mounting disc 16 to rotate through the first rotating disc 12, so that the hypermetropia eyeball lens 19, the myopia eyeball lens 18 and the normal eyeball lens 17 can be alternately rotated to the laser light source 4 and the simulated retina 10 connection line, the operation is simple, the working efficiency is greatly improved, and through the cooperation of the first sliding block 11 and the first sliding rail 5, the position of the first moving table 6 is facilitated to be moved, the flexibility of use is improved, through the cooperation of the second moving table 9, the second mounting plate, the second rotating motor 22, the second connecting rod 26, the fourth mounting disc 23, the fifth mounting disc 28, the myopia lens 24 and the hypermetropia lens 27, the myopia lens 24 and the hypermetropia lens 27 can be quickly used alternately according to the demonstration requirements, so that in operation, only the second rotating motor 22 needs to be started, and then the myopia lens 24 and the hypermetropia lens 27 are rotated to the laser light source 4 and the simulated retina 10 connection line through the second rotating disc 29 driven by the second rotating motor 22, so that the demonstration is performed, and through the cooperation of the second sliding rail 8 and the second sliding block 25, the position of the second moving table 9 is facilitated to be adjusted, the operation is simple, and the flexibility of use is facilitated to be improved.

[0025] Compared with the related art, the myopia and hypermetropia correction demonstrator has the following beneficial effects:

[0026] The myopia and hypermetropia correction demonstrator, through cooperation of the first moving table 6, the first mounting plate 21, the first rotating motor 20, the first rotating disc 12, the first mounting disc 14, the second mounting disc 15, the third mounting disc 16, the hypermetropia eyeball lens 19, the myopia eyeball lens 18 and the normal eyeball lens 17, the hypermetropia eyeball lens 19, the myopia eyeball lens 18 and the normal eyeball lens 17 can be quickly rotated to the specified position, the demonstration efficiency is improved, and when operating, only the first driving motor needs to be started, then the first driving motor drives the first mounting disc 14, the second mounting disc 15 and the third mounting disc 16 to rotate through the first rotating disc 12, so that the hypermetropia eyeball lens 19, the myopia eyeball lens 18 and the normal eyeball lens 17 can be alternately rotated to the laser light source 4 and the simulation retina 10 connection line, the operation is simple, the working efficiency is greatly improved, and through cooperation of the first sliding block 11 and the first sliding rail 5, the position of the first moving table 6 can be moved, the flexibility of use is improved, through cooperation of the second moving table 9, the second mounting plate, the second rotating motor 22, the second connecting rod 26, the fourth mounting disc 23, the fifth mounting disc 28, the myopia lens 24 and the hypermetropia lens 27, the myopia lens 24 and the hypermetropia lens 27 can be quickly alternately used according to the demonstration requirement, so that when operating, only the second rotating motor 22 needs to be started, then the second rotating motor 22 drives the myopia lens 24 and the hypermetropia lens 27 to rotate to the laser light source 4 and the simulation retina 10 connection line through the second rotating disc 29, so that the demonstration is performed, and through cooperation of the second sliding rail 8 and the second sliding block 25, the position of the second moving table 9 can be adjusted, the operation is simple, and the flexibility of use is improved.

[0027] Second embodiment

[0028] Please refer to Figures 1-4 Based on the myopia and hypermetropia correction demonstrator provided in the first embodiment of the application, the second embodiment of the application provides another myopia and hypermetropia correction demonstrator. The second embodiment is only a preferred mode of the first embodiment, and implementation of the second embodiment does not affect the separate implementation of the first embodiment.

[0029] On the basis of the first embodiment, refer to Figures 1-4The top surface of the demonstration platform 1 is provided with a second sliding rail 8 on one side of the first sliding rail 5, and the top surface of the demonstration platform 1 is slidably provided with a second moving platform 9, and the bottom end of the second moving platform 9 is provided with a second sliding block 25 which is slidably connected with the second sliding rail 8, and the top surface of the second moving platform 9 is vertically provided with a second mounting plate, and the surface of the second mounting plate is provided with a second rotary motor 22, and the output end of the second rotary motor 22 is connected with a second rotary disc 29 penetrating through the surface of the second mounting plate, and the periphery of the second rotary disc 29 is provided with a fourth mounting disc 23 and a fifth mounting disc 28 through a second connecting rod 26, and the surface of the fourth mounting disc 23 and the fifth mounting disc 28 is respectively provided with a nearsighted lens 24 and a farsighted lens 27. Through the cooperation of the second moving platform 9, the second mounting plate, the second rotary motor 22, the second connecting rod 26, the fourth mounting disc 23, the fifth mounting disc 28, the nearsighted lens 24 and the farsighted lens 27, the nearsighted lens 24 and the farsighted lens 27 can be quickly used alternately according to the requirements of the demonstration, so that during operation, only the second rotary motor 22 needs to be started, and then the second rotary motor 22 drives the nearsighted lens 24 and the farsighted lens 27 to rotate to the connection line of the laser light source 4 and the simulated retina 10, so as to demonstrate them. Moreover, through the cooperation of the second sliding rail 8 and the second sliding block 25, the position of the second moving platform 9 can be adjusted, and this operation is simple and can improve the flexibility of use.

[0030] On the basis of example one, refer to Figures 1-4 The top surface of the demonstration platform 1 is provided with a first vertical plate 2 near the edge, and the surface of the first vertical plate 2 is provided with a laser light source 4. Through the arrangement of the laser light source 4, the required light source for demonstration can be provided.

[0031] On the basis of example one, refer to Figures 1-4 The top surface of the demonstration platform 1 is provided with a second vertical plate 7 at the edge, and the surface of the second vertical plate 7 is provided with a simulated retina 10. Through the arrangement of the simulated retina 10, imaging thereof can be facilitated, and observation thereof can be facilitated.

[0032] On the basis of example one, refer to Figures 1-4 The top surface of the demonstration platform 1 is provided with a controller 3. Through the arrangement of the controller 3, the electrical elements inside the equipment can be controlled. Through the arrangement of the control panel control circuit, simple programming by a person skilled in the art can be realized, which belongs to the common knowledge in the art. Only the use is described, without modification, so the control mode and circuit connection are not described in detail.

[0033] It should be noted that all kinds of components used in the present application are standard components and can be purchased from the market, the specific connection mode of each part adopts the conventional means such as bolt, rivet and welding in the prior art, the mechanical, parts and electrical equipment adopt the conventional type in the prior art, the circuit connection adopts the conventional connection mode in the prior art, and the electrical equipment is in communication with the external safe power supply, which will not be described in detail here.

[0034] The above is only an embodiment of the present application, and does not limit the patent range of the present application, and any equivalent structure or equivalent process transformation using the content of the present application specification and drawings, or direct or indirect application in other related technical fields, are also included in the patent protection range of the present application.

Claims

1. A myopia-hypermetropia correction demonstrator comprising a demonstration stand (1), characterized in that, The first sliding rail (5) is arranged on the top surface of the demonstration platform (1), the first moving platform (6) is slidably arranged on the top surface of the demonstration platform (1), the first sliding block (11) is arranged at the bottom end of the first moving platform (6), the first moving platform (6) is slidably connected with the first sliding rail (5) through the first sliding block (11), the first mounting plate (21) is vertically arranged on the top surface of the first moving platform (6), the first rotary motor (20) is arranged on the surface of the first mounting plate (21), the first rotary disc (12) is connected with the output end of the first rotary motor (20) and penetrates the surface of the first mounting plate (21), the first mounting disc (14), the second mounting disc (15) and the third mounting disc (16) are respectively arranged on the circumferential surface of the first rotary disc (12) through the first connecting rod (13), the far vision eyeball lens (19), the near vision eyeball lens (18) and the normal eyeball lens (17) are respectively arranged on the surfaces of the first mounting disc (14), the second mounting disc (15) and the third mounting disc (16).

2. A myopia and hypermetropia correction demonstrator according to claim 1, characterized in that The second sliding rail (8) is arranged on one side of the first sliding rail (5) on the top surface of the demonstration platform (1), the second moving platform (9) is slidably arranged on the top surface of the demonstration platform (1), the second sliding block (25) is arranged at the bottom end of the second moving platform (9), the second sliding block (25) is slidably connected with the second sliding rail (8), the second mounting plate is vertically arranged on the top surface of the second moving platform (9), the second rotary motor (22) is arranged on the surface of the second mounting plate, the second rotary disc (29) is connected with the output end of the second rotary motor (22) and penetrates the surface of the second mounting plate, the fourth mounting disc (23) and the fifth mounting disc (28) are respectively arranged on the circumferential surface of the second rotary disc (29) through the second connecting rod (26), the near vision lens (24) and the far vision lens (27) are respectively arranged on the surfaces of the fourth mounting disc (23) and the fifth mounting disc (28).

3. A myopia and hypermetropia correction demonstrator according to claim 1, characterized in that The first vertical plate (2) is vertically arranged on the edge of the top surface of the demonstration platform (1), the laser light source (4) is arranged on the surface of the first vertical plate (2).

4. A myopia and hypermetropia correction demonstrator according to claim 1, characterized in that, The second vertical plate (7) is vertically arranged on the edge of the top surface of the demonstration platform (1), the simulated retina (10) is arranged on the surface of the second vertical plate (7).

5. A myopia and hypermetropia correction demonstrator according to claim 1, characterized in that The controller (3) is arranged on the top surface of the demonstration platform (1).

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