Visual function training instrument with adjustable mirror disc distance

Abstract

The utility model relates to the field of vision equipment, in particular to a vision function training instrument with adjustable mirror disc distance, which comprises a casing and two mirror discs arranged in the casing, the two mirror discs are arranged to be capable of sliding transversely, each mirror disc is provided with a rack extending transversely, and the racks are arranged on the casing. The training instrument further comprises a driving gear arranged between the two racks and a driving part driving the driving gear to rotate, and the driving gear is meshed with the racks corresponding to the two mirror discs so that the two mirror discs can move back to back or close to each other when the driving gear rotates. According to the utility model, the distance between the two mirror discs is adjusted through the cooperation of the gear and the rack, so that the problems in the prior art are effectively solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to visual equipment field especially relates to a mirror disc distance adjustable visual function training appearance. BACKGROUND

[0002] The mirror disc distance adjustable visual function training appearance trains the ability of the eyeball to rotate in and out to exercise the eye muscle, the three kinds of muscles of the dominant vision of the visual axis of two eyes constantly moving to train - ciliary muscle, extraocular muscle, iris muscle, and the spasticity of the above muscles is relieved through the coordinated exercise, thereby the regulation ability of the eye muscle is improved, finally the object is clearly imaged on the retina, and the purpose of recovering the vision is achieved.

[0003] At present, one kind of structure form of the mirror disc distance adjustable visual function training appearance is as shown in the mirror disc distance adjustable visual function training appearance disclosed by the announcement number CN217853792U, the left ocular lens assembly and the right ocular lens assembly are set up to train, and the distance between the left ocular lens and the right ocular lens is adjusted (to adapt to the pupil distance change), which is adjusted through the positive and negative toothed rod.

[0004] For the adjustment mode of the distance between the left ocular lens and the right ocular lens at present, the applicant proposes a new adjustment structure to optimize the machining and assembly process. UTILITY MODEL CONTENTS

[0005] In order to solve the above technical problems, the utility model provides a mirror disc distance adjustable visual function training appearance, the distance between two mirror discs is adjusted through the cooperation of gear and rack, and the problems existing in the prior art are effectively solved.

[0006] In order to solve the above problems, the utility model provides a mirror disc distance adjustable visual function training appearance, including the casing, two mirror discs set in the casing, two mirror discs are set to be transversely slidable, each mirror disc is respectively installed with the rack extending horizontally, the training appearance further includes the driving gear set between two racks, the driving part driving the driving gear rotates, the driving gear is engaged with the corresponding rack of two mirror discs, so that when the driving gear rotates, two mirror discs move away from each other or close to each other.

[0007] Further, the driving part is engaged with the reversing gear of the driving gear, the driving rod is connected with the reversing gear, the axis of the reversing gear is perpendicular to the axis of the driving gear, and the driving rod extends outside the casing.

[0008] Further, the training appearance includes two interval settings end seats, the guide rail is set between two end seats, and the mirror disc is slidably arranged on the guide rail, and the driving rod rotatably penetrates at least one end seat.

[0009] Further, the training device comprises a reversing support, and the driving rod is rotatably arranged through the reversing support, or the reversing gear is rotatably arranged on the reversing support.

[0010] Further, the driving gear comprises a straight gear part and a bevel gear part coaxially connected with the straight gear part, and the bevel gear part is engaged with the reversing gear.

[0011] Further, the training device further comprises a gear base, and the straight gear part and the bevel gear part are respectively arranged on two sides of the gear base.

[0012] Further, an outer end of the driving rod is provided with a handle.

[0013] Further, the mirror disc comprises a mirror disc holder slidably arranged in the casing and a mirror disc body arranged on the mirror disc holder, and the rack is connected with the mirror disc holder through bolts.

[0014] Further, the training device further comprises a gear base for arranging the driving gear, the gear base is connected with the casing through screws, and the casing is provided with a waist-shaped hole extending along the sliding direction of the mirror disc at a position corresponding to the screws.

[0015] Further, the casing is threadedly screwed with a screw rod on each side of the gear base, and the screw rod abuts against the side of the gear base.

[0016] The training device has the advantages of simple structure, and the distance between the two mirror discs is adjusted through the cooperation of the gear and the rack, thereby effectively solving the problems in the prior art. BRIEF DESCRIPTION OF DRAWINGS

[0017] The accompanying drawings, which are included to provide a further understanding of the present application and constitute a part of this application, illustrate embodiments of the present application and together with the general description of the application given above and the detailed description of the embodiments given below, serve to explain the present application. In the drawings:

[0018] Figure 1 FIG. 4 is a structural schematic view of an embodiment of the present application with part of the casing removed.

[0019] Figure 2 FIG. 5 is a structural schematic view of the embodiment shown in FIG. 4 with the casing further removed. Figure 1

[0020] FIG. 6 is a partial structural schematic view of the embodiment shown in FIG. 5 from another perspective. Figure 3 Figure 1 FIG. 7 is a partial structural schematic view of another embodiment of the present application from another perspective.

[0021] ​Wherein: 1, the shell; 2, mirror disc; 201, mirror disc holder; 202, mirror disc body; 3, rack; 4, drive gear; 401, straight gear part; 402, bevel gear part; 5, reversing gear; 6, drive rod; 7, end seat; 8, guide rail; 9, reversing support; 10, gear seat; 11, handle; 12, bolt; 13, screw; 14, screw rod; 15, waist type hole. DETAILED DESCRIPTION

[0022] In order to more clearly illustrate the overall concept of the present application, the following will be described in detail in conjunction with the accompanying drawings.

[0023] It should be noted that in the following description, many specific details are set forth in order to provide a thorough understanding of the present application, however, the present application can be practiced in other ways different from those described herein, therefore, the scope of protection of the present application is not limited by the specific embodiments disclosed below.

[0024] In addition, in the description of the present application, it should be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, therefore, it cannot be understood as a limitation on the present application.

[0025] In the present application, unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connection", "fixing" and the like should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrated; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the internal communication of two elements or the interaction relationship between two elements. However, it is noted that direct connection means that the connection between the two main bodies does not form a connection relationship through an excessive structure, but is connected only through the connecting structure to form a whole. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0026] In the present application, unless otherwise explicitly specified and limited, the first feature is "on" or "under" the second feature, which can be direct contact between the first and second features, or indirect contact between the first and second features through an intermediate medium. In the description of the present application, the description of the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" means that the specific features, structures, materials or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present application. In the present application, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0027] In the present application, as shown in Figures 1-3 A mirror distance adjustable visual function training instrument is provided, which comprises a shell 1, two mirror discs 2 arranged in the shell 1, the two mirror discs 2 are arranged to be transversely slidable, each mirror disc 2 is provided with a transversely extending rack 3, the training instrument further comprises a driving gear 4 arranged between the two racks 3, a driving part for driving the driving gear 4 to rotate, the driving gear 4 is engaged with the corresponding rack 3 of the two mirror discs 2, so that the two mirror discs 2 move away from or close to each other when the driving gear 4 rotates.

[0028] The training instrument of the present application is shown in the figure, when adjusting the distance between the mirror disc 2 and the female, the driving part can drive the driving gear 4 to rotate, and the two mirror discs 2 move away from or close to each other through the driving gear 4. In the present application, the driving gear 4 and the rack 3 are matched, and in the specific assembly, the driving gear 4 can be installed at the center line position of the two mirror discs 2 in advance, and then the two mirror discs 2 can be installed in the shell 1, and the rack 3 can be connected to the corresponding mirror disc 2. Alternatively, the rack 3 is connected to the corresponding mirror disc 2, and then the driving gear 4 is installed at the center line position of the two mirror discs 2 after the mirror disc 2 is installed in the shell 1, so that the assembly of the mirror disc 2 is completed.

[0029] The driving structure of the present application adopts the matching mode of the driving gear 4 and the rack 3, which is convenient for observation and assembly, and is also convenient for adjusting the relative position of the rack 3 and the driving gear 4 during assembly to adapt to the position adjustment of the two mirror discs 2.

[0030] In the preferred embodiment, for the structure of the present application, further specifically, the driving part comprises a reversing gear 5 engaged with the driving gear 4 for transmission, a driving rod 6 connected with the reversing gear 5, the axis of the reversing gear 5 is perpendicular to the axis of the driving gear 4, and the driving rod extends out of the shell 1.

[0031] As shown in the figure, by setting the reversing gear 5, the driving rod 6 can be extended to the outside of the casing 1 in the direction of moving the mirror disc 2, so as to facilitate the operation from the side of the casing 1.

[0032] In the preferred embodiment, the outer end of the driving rod 6 is provided with a handle 11, so as to facilitate the operation and adjustment through the handle 11.

[0033] In the alternative embodiment, the driving part can also be a driving motor, so as to drive the driving gear to rotate through the control of the motor.

[0034] In the illustrated embodiment, the training instrument comprises two interval arranged end seats 7, a guide rail 8 arranged between the two end seats 7, and the mirror disc 2 is slidably arranged on the guide rail 8, and the driving rod 6 is rotatably arranged through at least one of the end seats 7.

[0035] As shown in the figure, by arranging the driving rod through the end seat, the stability of the driving rod can be further improved.

[0036] In the illustrated embodiment, the training instrument comprises a reversing support 9, and the driving rod 6 is rotatably arranged through the reversing support 9, or the reversing gear 5 is rotatably arranged on the reversing support 9.

[0037] In the illustrated embodiment, the training instrument further comprises a gear seat 10, and the spur gear part 401 and the bevel gear part 402 are respectively arranged on the two sides of the gear seat 10.

[0038] In the illustrated embodiment, the mirror disc 2 comprises a mirror disc holder 201 slidably arranged on the casing 1, and a mirror disc body 202 arranged on the mirror disc holder 201, and the rack 3 is connected to the mirror disc holder 201 through a bolt 12.

[0039] In the preferred embodiment, the training device further comprises a gear seat 10 for mounting the driving gear 4, the gear seat 10 is connected with the casing 1 through a screw 13, the casing is provided with a waist-shaped hole 15 extending along the sliding direction of the mirror disc 2 at the position corresponding to the screw 13. As shown in the figure, the waist-shaped hole 15 is provided to facilitate the synchronous transverse movement of the driving gear 4 and the two mirror discs 2, so as to adjust the position of the center line of the two mirror discs 2.

[0040] In the preferred embodiment, in order to stably fix the gear seat 10, the casing 1 is respectively screwed with a screw rod 14 on both sides of the gear seat 10, the screw rod 14 abuts against the side of the gear seat 10. As shown in the figure, the screw rod 14 is used to transversely position the gear seat 10, so as to fix the position of the gear seat 10 through the abutting of the screw rod 14 and the gear seat 10 after adjusting the center position of the center line of the two mirror discs 2.

[0041] In order to better show the structure, in Figure 2 the waist-shaped hole and the screw are shown by dotted lines.

[0042] Each of the embodiments in the specification is described in a progressive manner, and the same or similar parts between the embodiments can be referred to each other, and each embodiment mainly describes the difference from other embodiments. Especially, for the system embodiment, since it is basically similar to the method embodiment, the description is relatively simple, and the related parts can be referred to the part of the method embodiment.

[0043] The above only describes the embodiments of the present application and does not limit the present application. Those skilled in the art can make various modifications and changes to the present application. Any modification, equivalent replacement, improvement, etc. within the spirit and principle of the present application shall be included in the scope of claims of the present application.

Claims

1. A visual function training device with adjustable mirror disk distance, comprising a housing and two mirror disks disposed within the housing, characterized in that, The two mirror disks are configured to slide laterally, and each mirror disk is equipped with a laterally extending rack. The training device also includes a drive gear disposed between the two racks and a drive unit that drives the drive gear to rotate. The drive gear meshes with the racks corresponding to the two mirror disks so that the two mirror disks move in opposite directions or close to each other when the drive gear rotates.

2. The visual function training device with adjustable mirror distance according to claim 1, characterized in that, The drive unit includes a reversing gear that meshes with the drive gear and a drive rod connected to the reversing gear, wherein the axis of the reversing gear is perpendicular to the axis of the drive gear. The drive rod extends outward from the outer side of the housing.

3. The visual function training device with adjustable mirror distance according to claim 2, characterized in that, The training device includes two spaced-apart end seats and a guide rail disposed between the two end seats, with the mirror disk slidably disposed on the guide rail; The drive rod is rotatable through at least one of the end seats.

4. The visual function training device with adjustable mirror distance according to claim 2 or 3, characterized in that, The training device includes a reversing support; The drive rod is rotatably passed through the reversing support, or the reversing gear is rotatably mounted on the reversing support.

5. The visual function training device with adjustable mirror distance according to claim 2, characterized in that, The drive gear includes a spur gear portion and a bevel gear portion coaxially connected to the spur gear portion, the bevel gear portion meshing with the reversing gear.

6. The visual function training device with adjustable mirror distance according to claim 5, characterized in that, The training device also includes a gear seat, with the spur gear and the bevel gear located on opposite sides of the gear seat.

7. The visual function training device with adjustable mirror distance according to claim 3, characterized in that, A handle is mounted on the outer end of the drive rod.

8. The visual function training device with adjustable mirror distance according to claim 1, characterized in that, The mirror plate includes a mirror plate frame slidably disposed on the housing and a mirror plate body mounted on the mirror plate frame; the rack is connected to the mirror plate frame by bolts.

9. The visual function training device with adjustable mirror disk distance according to claim 1 or 2, characterized in that, The training device also includes a gear seat for mounting a drive gear. The gear seat is connected to the housing by screws. The housing has an oblong hole extending along the sliding direction of the mirror disk at the position corresponding to the screw.

10. The visual function training device with adjustable mirror disk distance according to claim 9, characterized in that, The housing has screws threaded onto both sides of the gear seat, and the screws abut against the sides of the gear seat.

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