Black box type three-dimensional vision rehabilitation instrument

Abstract

The utility model discloses a camera obscura type three-dimensional vision rehabilitation instrument which comprises a bottom plate and an instrument body, a height adjusting assembly is installed behind the upper end of the bottom plate, a placing plate is installed on the height adjusting assembly, the instrument body is placed at the upper end of the placing plate, an elastic bandage is detachably installed on the instrument body, and the elastic bandage is connected with the bottom plate. A sleeve is installed at the upper end of a bottom plate in front of the instrument body, a sliding rod is sleeved with the sleeve, the surface of the sleeve is in threaded connection with a fixing bolt through a screw hole, one end of the fixing bolt extends to the surface of the sliding rod, a U-shaped frame is installed at the upper end of the sliding rod, and a supporting piece is installed at the upper end of the U-shaped frame. The head of a user is fixed through the bandage, the head of a patient can be effectively prevented from shaking accidentally, the vision rehabilitation training effect is prevented from being affected, meanwhile, the chin of the user is supported through the supporting plate on the U-shaped frame, and the body of the user cannot feel uncomfortable after the user uses the device for a long time.

Description

Technical Field

[0001] The utility model relates to the technical field of vision recovery instruments, in particular to a dark box type three-dimensional vision recovery instrument. Background Art

[0002] Vision rehabilitation training devices use comprehensive and compound vision enhancement methods to improve the visual environment, increase the focusing and movement sensitivity of the eyeball and lens, and the sensitivity of the visual cells in the retina and visual center, thereby promoting vision development and improving distance vision. Existing vision rehabilitation devices generally rehabilitate the user's vision by displaying two-dimensional or three-dimensional images.

[0003] At present, when using some existing three-dimensional vision rehabilitation devices, users are required to align their eyes with the observation holes of the three-dimensional vision rehabilitation devices. When performing vision rehabilitation training, the device is usually required to be used for a certain period of time. The user's head is kept tilted for a long time, which can easily cause soreness in the user's body parts. At the same time, due to the differences in the heights of users, relying solely on the angle adjustment of the three-dimensional vision rehabilitation device body cannot meet the needs of users of different heights. Users are usually required to keep their heads up or down to use the device, which is inconvenient for users of all heights. Based on this, a dark box type three-dimensional vision rehabilitation device is proposed to solve the above problems. Utility Model Content

[0004] The purpose of the utility model is to provide a dark box type three-dimensional vision rehabilitation instrument to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a dark box type three-dimensional vision rehabilitation instrument, comprising a base plate and an instrument body, a height adjustment component is installed at the rear of the upper end of the base plate, a placement plate is installed on the height adjustment component, the instrument body is placed on the upper end of the placement plate, an elastic strap is detachably installed on the instrument body, a sleeve is installed at the upper end of the base plate in front of the instrument body, a sliding rod is sleeved inside the sleeve, a fixing bolt is threadedly connected to the surface of the sleeve through a screw hole, one end of the fixing bolt extends to the surface of the sliding rod, a U-shaped frame is installed at the upper end of the sliding rod, and a support piece is installed at the upper end of the U-shaped frame.

[0006] Preferably, the height adjustment assembly includes an adjusting screw, an adjusting ring and a rotating tube, an adjusting screw is installed behind the upper end of the base plate, an adjusting ring is threadedly connected to the surface of the adjusting screw, the placement plate is sleeved on the upper end of the adjusting ring through a through hole, a rotating tube is installed on the lower end of the adjusting ring outside the adjusting screw, and anti-slip patterns are arranged on the surface of the rotating tube.

[0007] Preferably, a metal plate is installed on the upper end of the placement plate, and magnetic plates are installed on both sides of the lower end of the instrument body, and the magnetic plates are in contact with the metal plate.

[0008] Preferably, mounting blocks are installed at both ends of the instrument body, T-shaped slots are arranged on the upper ends of the mounting blocks, T-shaped blocks are installed at both ends of the elastic bandage, and the T-shaped blocks are slidably installed inside the T-shaped slots.

[0009] Preferably, a protective cover is rotatably connected to the surface of one end of the placement plate through a hinge, an ultraviolet lamp is installed on the top of the inner part of the protective cover, and the protective cover is a transparent cover.

[0010] Preferably, the size of the adjustment ring is larger than the size of the through hole on the placement plate.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] 1. This dark box type three-dimensional vision rehabilitation instrument can effectively prevent the patient's head from accidentally shaking by using a strap to fix the user's head, thereby avoiding affecting the effect of vision rehabilitation training. At the same time, the support plate on the U-shaped frame is used to support the user's chin, and the user will not feel any discomfort when using it for a long time.

[0013] 2. This dark-box three-dimensional vision rehabilitation instrument is provided with a height adjustment component. By rotating the rotating tube in the height adjustment component on the surface of the adjusting screw, the height of the adjusting ring can be adjusted, thereby changing the supporting height of the placement plate, thereby realizing the height adjustment of the dark-box three-dimensional vision rehabilitation instrument, which is suitable for people of various heights.

[0014] 3. This dark box type three-dimensional vision rehabilitation instrument can protect the instrument body by using a protective cover. At the same time, the ultraviolet lamp inside the protective cover can disinfect the surface of the instrument body to avoid bacterial infection around the human eye, thus playing a protective role. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 It is a top view of the utility model;

[0017] Figure 3 It is the right view of the utility model:

[0018] Figure 4 For this utility model Figure 2 Enlarged view of point A in the middle.

[0019] In the figure: 1, bottom plate; 2, instrument body; 4, placement plate; 5, elastic band; 6, sleeve; 7, sliding rod; 8, fixing bolt; 9, U-shaped frame; 10, support plate; 11, metal plate; 12, magnetic plate; 13, mounting block; 14, T-slot; 15, T-block; 16, protective cover; 17, ultraviolet lamp; 301, adjusting screw; 302, adjusting ring; 303, rotating tube. DETAILED DESCRIPTION

[0020] 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.

[0021] In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance.

[0022] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0023] like Figures 1 to 4As shown, the dark-box three-dimensional vision rehabilitation instrument of this embodiment includes a base plate 1 and an instrument body 2. A height adjustment component is installed at the rear of the upper end of the base plate 1. The height adjustment is used to adjust the use height of the dark-box three-dimensional vision rehabilitation instrument, which is suitable for people of various heights. A placement plate 4 is installed on the height adjustment component. The instrument body 2 is placed on the upper end of the placement plate 4. The placement plate 4 supports and places the dark-box three-dimensional vision rehabilitation instrument. An elastic strap 5 is detachably installed on the instrument body 2. The elastic strap 5 can fix the patient's head to prevent the patient's head from shaking during vision rehabilitation training. , which affects the training effect. A sleeve 6 is installed on the upper end of the bottom plate 1 in front of the instrument body 2. A sliding rod 7 is sleeved inside the sleeve 6. A fixing bolt 8 is threadedly connected to the surface of the sleeve 6 through a screw hole. One end of the fixing bolt 8 extends to the surface of the sliding rod 7. A U-shaped frame 9 is installed on the upper end of the sliding rod 7. A supporting piece 10 is installed on the upper end of the U-shaped frame 9. By adjusting the length of the sliding rod 7 outside the sleeve 6, the use height of the U-shaped frame 9 can be adjusted. The supporting piece 10 on the U-shaped frame 9 can support the user's chin to prevent the user from maintaining a posture for a long time and causing physical discomfort. The supporting piece 10 is made of flexible material.

[0024] Specifically, the height adjustment component includes an adjusting screw 301, an adjusting ring 302 and a rotating tube 303. The adjusting screw 301 is installed at the rear of the upper end of the base plate 1, and the adjusting ring 302 is threadedly connected to the surface of the adjusting screw 301. The placement plate 4 is sleeved on the upper end of the adjusting ring 302 through a through hole, and the lower end of the adjusting ring 302 is located outside the adjusting screw 301 and a rotating tube 303 is installed. The surface of the rotating tube 303 is provided with anti-slip grooves. By rotating the rotating tube 303 on the surface of the adjusting screw 301, the height of the adjusting ring 302 can be adjusted, thereby changing the support height of the placement plate 4, thereby realizing height adjustment of the dark box type three-dimensional vision rehabilitation instrument, which is suitable for people of various heights.

[0025] Furthermore, a metal plate 11 is installed on the upper end of the placement plate 4, and magnetic plates 12 are installed on both sides of the lower end of the instrument body 2. The magnetic plate 12 is in contact with the metal plate 11. The metal plate 11 is made of iron material. The instrument body 2 can move on the metal plate 11, which is convenient for fine-tuning the use position of the instrument body 2, and the instrument body 2 can be fixed to avoid accidental movement of the instrument body 2.

[0026] Furthermore, mounting blocks 13 are installed at both ends of the instrument body 2, and T-slots 14 are arranged on the upper ends of the mounting blocks 13. T-blocks 15 are installed at both ends of the elastic band 5. The T-blocks 15 are slidably installed inside the T-slots 14. By sliding the T-blocks 15, the T-blocks 15 can be taken out of the T-slots 14 on the mounting blocks 13, so that the elastic band 5 can be removed for cleaning.

[0027] Furthermore, a protective cover 16 is rotatably connected to the surface of one end of the placement plate 4 through a hinge, and an ultraviolet lamp 17 is installed at the top of the protective cover 16. The protective cover 16 is a transparent cover. By rotating the protective cover 16, the protective cover 16 can protect the instrument body 2. At the same time, the ultraviolet lamp 17 inside the protective cover 16 can disinfect the surface of the instrument body 2 to avoid bacterial infection around the human eye.

[0028] Furthermore, the size of the adjusting ring 302 is larger than the size of the through hole on the placing plate 4 , and the placing plate 4 will not fall off the adjusting ring 302 .

[0029] The method of using this embodiment is as follows: when in use, first adjust the height of the placement plate 4 according to the height of the user, and adjust the height of the adjustment ring 302 by rotating the rotating tube 303 on the surface of the adjusting screw rod 301 to adjust the support height of the placement plate 4, and then contact the magnetic plate 12 and the metal plate 11 at the lower end of the instrument body 2 to determine the position of the instrument body 2, and then adjust the length of the sliding rod 7 outside the sleeve 6 to adjust the use height of the U-shaped frame 9. The support piece 10 on the U-shaped frame 9 can support the user's chin, and then tie the elastic band 5 to the user's head, and then fine-tune the use position of the instrument body 2. When in use, a three-dimensional picture is displayed inside the instrument body 2 to perform rehabilitation training on the user's vision. After use, the protective cover 16 can protect the instrument body 2, and the ultraviolet lamp 17 inside the protective cover 16 can disinfect the surface of the instrument body 2 to avoid bacterial infection around the user's eyes.

[0030] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein with equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A dark box type three-dimensional vision rehabilitation instrument, comprising a base plate (1) and an instrument body (2), characterized in that: A height adjustment component is installed at the rear of the upper end of the base plate (1), a placement plate (4) is installed on the height adjustment component, the instrument body (2) is placed on the upper end of the placement plate (4), an elastic bandage (5) is detachably installed on the instrument body (2), a sleeve (6) is installed at the upper end of the base plate (1) in front of the instrument body (2), a sliding rod (7) is sleeved inside the sleeve (6), a fixing bolt (8) is threadedly connected to the surface of the sleeve (6) through a screw hole, one end of the fixing bolt (8) extends to the surface of the sliding rod (7), a U-shaped frame (9) is installed at the upper end of the sliding rod (7), and a support plate (10) is installed at the upper end of the U-shaped frame (9).

2. The dark box type three-dimensional vision rehabilitation device according to claim 1, characterized in that: The height adjustment assembly comprises an adjusting screw (301), an adjusting ring (302) and a rotating tube (303); the adjusting screw (301) is installed at the rear of the upper end of the base plate (1); the adjusting ring (302) is threadedly connected to the surface of the adjusting screw (301); the placement plate (4) is sleeved on the upper end of the adjusting ring (302) through a through hole; the rotating tube (303) is installed at the lower end of the adjusting ring (302) outside the adjusting screw (301); and the surface of the rotating tube (303) is provided with anti-slip grooves.

3. The dark box type three-dimensional vision rehabilitation device according to claim 1, characterized in that: A metal plate (11) is installed on the upper end of the placement plate (4), and magnetic plates (12) are installed on both sides of the lower end of the instrument body (2), and the magnetic plates (12) and the metal plate (11) are in contact with each other.

4. The dark box type three-dimensional vision rehabilitation device according to claim 1, characterized in that: Both ends of the instrument body (2) are equipped with mounting blocks (13), and the upper ends of the mounting blocks (13) are provided with T-shaped slots (14). Both ends of the elastic bandage (5) are equipped with T-shaped blocks (15), and the T-shaped blocks (15) are slidably mounted inside the T-shaped slots (14).

5. The dark box type three-dimensional vision rehabilitation device according to claim 1, characterized in that: A protective cover (16) is rotatably connected to one end surface of the placement plate (4) via a hinge, an ultraviolet lamp (17) is installed at the top end of the protective cover (16), and the protective cover (16) is a transparent cover.

6. The dark box type three-dimensional vision rehabilitation device according to claim 2, characterized in that: The size of the adjustment ring (302) is larger than the size of the through hole on the placement plate (4).

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