CN214806599U

CN214806599U - Interpupillary distance adjusting device and vision training instrument

Info

Publication number: CN214806599U
Application number: CN202120401284.0U
Authority: CN
Inventors: 李培文; 卢鹏
Original assignee: Suzhou Xuanjia Optoelectronics Technology Co ltd
Current assignee: Suzhou Xuanjia Optoelectronics Technology Co ltd
Priority date: 2021-02-23
Filing date: 2021-02-23
Publication date: 2021-11-23
Anticipated expiration: 2031-02-23

Abstract

The utility model discloses a pupil distance adjusting device and visual training appearance, the device includes support body, first adjustment mechanism and second adjustment mechanism, and first adjustment mechanism and second adjustment mechanism all include clamping part and regulating part, and a lens cone is fixed to the clamping part centre gripping, regulating part and clamping part fixed connection, and rotate with the support body and be connected, and tight fit between regulating part and the support body, the lens cone is to the direction removal of being close to or keeping away from another lens cone under the effect of the regulating part that corresponds. The utility model discloses a respectively set up an adjustment mechanism to two lens cones for the user both can realize the regulation of single lens cone position, also can realize the synchro-control of two lens cone positions.

Description

Interpupillary distance adjusting device and vision training instrument

Technical Field

The utility model belongs to the technical field of the eyesight training and specifically relates to a interpupillary distance adjusting device and eyesight training appearance is related to.

Background

The lens barrel of some existing vision training instruments cannot adjust the pupil distance, so that the training instruments can only meet the use requirements of people with specific pupil distance, users with too large or too small pupil distance are inconvenient to use, and the application range is limited.

In addition, the regulation that also has some training appearance to realize the interpupillary distance now, but can only make the interpupillary distance fix on the fixed numerical value of adjusting the within range during the regulation, the interpupillary distance can not be matched with user's interpupillary distance completely, influences user's use and experiences, also has certain limitation.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art's defect, provide a pupil distance adjusting device and visual training appearance that makes the pupil distance can keep in arbitrary numerical value of adjusting range.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a pupil distance adjusting device, includes support body, first adjustment mechanism and second adjustment mechanism all include clamping part and regulating part, a lens cone is fixed in the clamping part centre gripping, regulating part and clamping part fixed connection, and with the support body rotates to be connected, just tight fit between regulating part and the support body, the lens cone is to the direction removal of being close to or keeping away from another lens cone under the effect of the regulating part that corresponds.

Preferably, the adjusting piece is an adjusting rod, one end of the adjusting rod is fixedly connected with the clamping part, the other end of the adjusting rod is a free end, the middle part of the adjusting rod is rotatably connected with the frame body, and the middle part of the adjusting rod is tightly matched with the frame body.

Preferably, the adjusting rod comprises a connecting rod and a shifting rod, one end of the connecting rod is fixedly connected with the clamping part, the other end of the connecting rod is fixedly connected with one end of the shifting rod, the middle part of the connecting rod is rotatably connected with the frame body, and the other end of the shifting rod is a free end.

Preferably, the adjusting part comprises a connecting rod and a shifting rod, the connecting rod is fixedly connected with the shifting rod through a clamping part, and the connecting rod is rotatably connected with the frame body.

Preferably, the clamping part is sleeved on the lens barrel and is in interference fit with the lens barrel.

Preferably, the connecting rod is tightly attached to the frame body.

The utility model discloses still announced another technical scheme: an eyesight training instrument comprises two lens barrels and the pupil distance adjusting device, wherein the pupil distance adjusting device is connected with the lens barrels.

Preferably, each lens barrel is fixedly provided with an optical module, the optical module comprises a circuit board, a laser emitter, a laser cover and a lens, the laser emitter is arranged on the circuit board, the laser cover is arranged outside the laser emitter, one end of the laser cover is connected with the circuit board, and the lens is arranged at the other end of the laser cover.

Preferably, a light source seat is sleeved at one end of each lens barrel, and the light module is fixedly arranged on the light source seat.

The utility model has the advantages that:

1. the utility model discloses a set up two adjustment mechanism on the lens cone, realize that the interval between two lens cones is adjustable, and the lens cone can realize the pause of arbitrary position in accommodation process, make the interpupillary distance can keep on arbitrary numerical value of accommodation within range to be applicable to the crowd of various interpupillary distances, widened the application scope of visual training appearance.

2. The utility model discloses set up two adjustment mechanism respectively to two lens cones for the user both can realize the regulation of single lens cone position, also can realize the synchro-control of two lens cone positions.

Drawings

Fig. 1 is a schematic perspective view of an embodiment 1 of the vision training apparatus of the present invention;

FIG. 2 is a schematic perspective view of FIG. 1 at another angle;

FIG. 3 is a side view schematic of the structure of FIG. 1;

fig. 4 is a schematic perspective view of an embodiment 2 of the vision training apparatus of the present invention;

FIG. 5 is a schematic perspective view of the alternate angle of FIG. 4;

FIG. 6 is a side view schematic of the structure of FIG. 4;

fig. 7 is a schematic diagram of the split structure of the optical module of the present invention.

Reference numerals:

10. pupil distance adjusting device, 1, support body, 2, first adjustment mechanism, 21, clamping part, 22, regulating part, 221a, connecting rod, 222a, driving lever, 221b, connecting rod, 222b, driving lever, 3, second adjustment mechanism, 4, lens cone, 41, light source seat, 42, optical module, 421, circuit board, 422, laser emitter, 423, laser cover, 424, lens, 5, pivot point.

Detailed Description

The technical solution of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings of the present invention.

The utility model discloses a interpupillary distance adjusting device and visual training appearance through respectively setting up an adjustment mechanism to two lens cones for the user both can realize the regulation of single lens cone position, also can realize the synchronous regulation of two lens cone positions, and can make the lens cone can realize the pause of arbitrary position in accommodation process, and then make the interpupillary distance can keep on the arbitrary numerical value of accommodation range.

Referring to fig. 1 to 6, the present invention discloses a pupil distance adjusting device 10, including a frame body 1, a first adjusting mechanism 2 and a second adjusting mechanism 3, wherein the first adjusting mechanism 2 and the second adjusting mechanism 3 are both disposed on the frame body 1, in other embodiments, the two adjusting mechanisms can also be disposed on other peripheral frame body structures (not shown) or a housing (not shown), the first adjusting mechanism 2 is connected to one of the lens barrels 4, the second adjusting mechanism 3 is connected to the other lens barrel 4, the two adjusting mechanisms respectively drive the corresponding lens barrels 4 to move toward the direction close to or away from the other lens barrel 4, so as to adjust the distance between the two lens barrels 4, i.e. to adjust the pupil distance.

Specifically, in the present embodiment, the two lens barrels 4 are arranged in parallel, the frame body 1 is erected above or below the two lens barrels 4 for supporting and installing the adjusting mechanism, and the direction of the frame body 1 is perpendicular to the extending direction of the two lens barrels 4.

The first adjusting mechanism 2 and the second adjusting mechanism 3 each include a clamping portion 21 and an adjusting member 22, wherein the clamping portion 12 of each adjusting mechanism fixedly clamps a lens barrel 4, in this embodiment, the clamping portion 12 is annular, and the inner wall thereof is in interference fit with the outer wall of the lens barrel 4.

The adjusting part 22 of each adjusting mechanism is fixedly connected with the corresponding clamping part 21, and is rotatably connected with the frame body 1 at a rotating point 5, external force is applied to the adjusting part 22, so that the adjusting part 22 rotates around the rotating point 5, and when the adjusting part 22 rotates, the clamping part 21 drives the corresponding lens barrel 4 to move towards or away from another lens barrel 4. The two adjustment structures can adjust the lens barrel 4 simultaneously or respectively.

In practice, the adjustment member 22 may have a variety of alternative configurations, and the structure of the adjustment member 22 will be described in detail below primarily in terms of two specific embodiments.

Example 1

Referring to fig. 1 to 3, the adjusting member 22 specifically includes a connecting rod 221a and a shift lever 222a, wherein one end of the connecting rod 221a is fixedly connected to the clamping portion 21, the other end of the connecting rod 221a is fixedly connected to the shift lever 222a, the other end of the shift lever 222a is a free end, and the middle portion of the connecting rod 221a is rotatably connected to a rotation point 5 between the frame body 1.

Preferably, the connecting rod 221a is tightly fitted with the frame body 1, for example, tightly attached together, and a certain friction force is provided between the connecting rod 221a and the frame body 1, so that after the connecting rod 221a rotates around the rotation point 5, the connecting rod 221a can stay at the rotated position due to the existence of the friction force between the connecting rod 221a and the frame body 1, and the rotation cannot occur.

In other alternative embodiments, the adjusting member 22 in embodiment 1 may also be directly an integrated adjusting rod, that is, the connecting rod 221a and the driving rod 222a are directly integrated into an adjusting rod. Wherein, the one end and the clamping part 21 fixed connection of adjusting the pole, the other end is the free end, and the middle part rotates with support body 1 to be connected in above-mentioned turning point 5, and tight fit between the middle part of adjusting the pole and support body 1.

Example 2

Referring to fig. 4 to 6, the adjusting element 22 specifically includes a connecting rod 221b and a driving lever 222b, wherein the driving lever 222b and the connecting rod 221b are respectively located at the upper end and the lower end of the clamping portion 21, one end of the driving lever 222b is fixedly connected to the clamping portion 21, and the other end is a free end. One end of the connecting rod 221b is fixedly connected to the clamping portion 21, and the other end is rotatably connected to a rotating point 5 between the frame body 1 and the connecting rod. When adjusting, an external force is applied to the shift lever 222b, the connecting rod 221b rotates around the rotation point 5 under the action of the shift lever 222b, and the connecting rod 221b rotates and drives the lens barrel 4 to move towards or away from another lens barrel 4 through the clamping part 21, so that the position of the lens barrel 4 is adjusted.

Preferably, the connecting rod 221b is tightly fitted with the frame body 1, for example, tightly attached together, and a certain friction force is provided between the connecting rod 221b and the frame body 1, so that after the connecting rod 221b rotates around the rotation point 5, the connecting rod 221b can stay at the rotated position due to the existence of the friction force between the connecting rod 221b and the frame body 1, and the rotation cannot occur.

Referring to fig. 1 to 7, the vision training apparatus 20 of the present invention comprises two lens barrels 4 and the pupil distance adjusting device 10, wherein the pupil distance adjusting device 10 is connected to the two lens barrels 4 for adjusting the distance between the two lens barrels 4.

In this embodiment, as shown in fig. 2, fig. 5 and fig. 7, each lens barrel 4 is a hollow cylinder, one end of each lens barrel 4 is sleeved with a light source seat 41, and a light module 42 is fixedly disposed on the light source seat 41. The optical module 42 specifically includes a circuit board 421, a laser emitter 422, a laser cover 423 and a lens 424, wherein the laser emitter 422 is disposed on the circuit board 421, the laser cover 423 is covered on the periphery of the laser emitter 422, the laser cover 423 is a hollow cylindrical body, one end of the laser cover 423 is connected with the circuit board 421, and the lens 424 is disposed at the other end of the laser cover 423; the light emitted from the optical module 42 passes through the lens barrel 4 and is emitted from the other end of the lens barrel 4.

The utility model discloses a holding on the arbitrary numerical value of interpupillary distance in the accommodation has been realized because of interpupillary distance adjusting device 10, so improved the suitability of its affiliated equipment (like visual training appearance 20), make the crowd that interpupillary distance adjusting device belongs to the equipment can be applicable to different interpupillary distances. Additionally, the utility model discloses both can realize the single regulation of lens cone 4 position, also can realize the linkage regulation of lens cone 4 position.

The technical contents and features of the present invention have been disclosed as above, however, those skilled in the art can still make various substitutions and modifications based on the teaching and disclosure of the present invention without departing from the spirit of the present invention, therefore, the protection scope of the present invention should not be limited to the contents disclosed in the embodiments, but should include various substitutions and modifications without departing from the present invention, and should be covered by the claims of the present patent application.

Claims

1. The utility model provides a pupil distance adjusting device, a serial communication port, the device includes support body, first adjustment mechanism and second adjustment mechanism all include clamping part and regulating part, a lens cone is fixed in the clamping part centre gripping, regulating part and clamping part fixed connection, and with the support body rotates to be connected, just tight fit between regulating part and the support body, the lens cone is to the direction removal of being close to or keeping away from another lens cone under the effect of the regulating part that corresponds.

2. The interpupillary distance adjusting device of claim 1, wherein the adjusting member is an adjusting rod, one end of the adjusting rod is fixedly connected with the clamping portion, the other end of the adjusting rod is a free end, the middle portion of the adjusting rod is rotatably connected with the frame body, and the middle portion of the adjusting rod is tightly fitted with the frame body.

3. The interpupillary distance adjusting device of claim 2, wherein the adjusting rod comprises a connecting rod and a shifting rod, one end of the connecting rod is fixedly connected with the clamping part, the other end of the connecting rod is fixedly connected with one end of the shifting rod, the middle part of the connecting rod is rotatably connected with the frame body, and the other end of the shifting rod is a free end.

4. The interpupillary distance adjusting device of claim 1, wherein the adjusting member comprises a connecting rod and a shift rod, the connecting rod is fixedly connected with the shift rod through a clamping portion, and the connecting rod is rotatably connected with the frame body.

5. The interpupillary distance adjusting device of claim 3 or 4, wherein the connecting rod is tightly attached to the frame body.

6. The interpupillary distance adjusting device of claim 1, wherein the clamping part is sleeved on the lens barrel and is in interference fit with the lens barrel.

7. An eyesight training instrument, comprising two lens barrels and the pupil distance adjusting device of any one of claims 1 to 6, wherein the pupil distance adjusting device is connected to the lens barrels.

8. The vision training instrument of claim 7, wherein each lens barrel is fixedly provided with an optical module, the optical module comprises a circuit board, a laser emitter, a laser cover and a lens, the laser emitter is arranged on the circuit board, the laser cover is arranged outside the laser emitter, one end of the laser cover is connected with the circuit board, and the lens is arranged at the other end of the laser cover.

9. The vision training instrument of claim 8, wherein a light source base is sleeved on one end of each lens barrel, and the light module is fixedly arranged on the light source base.