CN214806590U

CN214806590U - Interpupillary distance adjusting device and vision training instrument

Info

Publication number: CN214806590U
Application number: CN202023133513.XU
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: 2020-12-23
Filing date: 2020-12-23
Publication date: 2021-11-23
Anticipated expiration: 2030-12-23

Abstract

The utility model discloses a pupil distance adjusting device and visual training appearance, pupil distance adjusting device includes support body and two adjustment mechanism, and every adjustment mechanism corresponds through a connecting piece and is connected with a lens cone, and the connecting piece rotates with the support body to be connected in a turning point, and the connecting piece rotates round the turning point that corresponds respectively under the drive of the adjustment mechanism that corresponds separately, and the connecting piece pivoted drives the lens cone that corresponds simultaneously and removes to the direction of being close to or keeping away from another lens cone, realizes that the interval between two lens cones is adjustable. 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 of interpupillary distance can be realized to some training appearance in addition now, but can only make the interpupillary distance fix on the fixed numerical value in the adjusting range during the regulation, and the interpupillary distance can not necessarily match 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: a pupil distance adjusting device comprises at least one frame body and at least two adjusting mechanisms, wherein the frame body is fixedly connected with at least two lens cones, the adjusting mechanisms are arranged on the frame body, each adjusting mechanism is correspondingly connected with one lens cone through a connecting piece, the connecting pieces are rotationally connected with the frame body at a rotating point, the connecting pieces are respectively driven by the corresponding adjusting mechanisms to rotate around the corresponding rotating points, and the connecting pieces drive the corresponding lens cones to move towards or away from the other lens cone while rotating; every adjustment mechanism includes first adjusting gear and the second adjusting gear with first adjusting gear engaged with, second adjusting gear with correspond the connecting piece rotate connect in the turning point, first adjusting gear rotate set up in on the support body.

Preferably, the two adjusting mechanisms are independently arranged, and two first adjusting gears of the two adjusting mechanisms rotate in the same direction or in opposite directions to drive the two corresponding second adjusting gears to rotate in opposite directions or in the same direction.

Preferably, the two first adjusting gears of the two adjusting mechanisms are coaxially connected through a third connecting rod, and the two first adjusting gears of the two adjusting mechanisms rotate in the same direction to drive the two corresponding second adjusting gears to rotate in opposite directions.

Preferably, the adjusting mechanisms further comprise adjusting hand wheels, and the adjusting hand wheels are fixedly connected with the first adjusting gears.

Preferably, the device further comprises at least two fixed walls, each fixed wall is fixed on the frame body and is correspondingly connected with one adjusting mechanism.

Preferably, the frame body includes a body and two clamping portions arranged on the body, the two adjusting mechanisms are arranged on the body, and the two clamping portions respectively fix and clamp a lens barrel.

Preferably, the adjusting mechanism further comprises a first connecting rod rotatably arranged on the frame body, one end of the first connecting rod is fixedly connected with the adjusting hand wheel, and the other end of the first connecting rod is coaxially and fixedly connected with the first adjusting gear.

Preferably, the second adjusting gear and the frame body are rotatably connected to the rotating point and are fixedly connected to the connecting piece, and the rotating point is located on the central axis of the second adjusting gear.

Preferably, the fixed wall is provided with a through hole, and the second connecting rod passes through the through hole and is rotatably arranged in the through hole.

The invention also discloses 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.

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 in the accommodation range to be applicable to the crowd of various interpupillary distances, widened application range.

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 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 schematic perspective view of another embodiment of the vision training apparatus of the present invention;

fig. 4 is a schematic view of the split structure of the lens barrel of the present invention.

Reference numerals:

100. pupil distance adjusting device, 1, the support body, 11, the body, 12, the clamping part, 2, first adjustment mechanism, 21, first adjusting gear, 22, the second adjusting gear, 23, first adjusting hand wheel, 3, the second adjustment mechanism, 31, the third adjusting gear, 32, the fourth adjusting gear, 33, the second adjusting hand wheel, 4, first connecting piece, 5, the second connecting piece, 6, the lens cone, 61, the light source seat, 62, the optical module, 621, the circuit board, 622, laser emitter, 623, the laser cover, 624, the lens, 7, first fixed wall, 8, the second fixed wall, 20, the third connecting rod, 200, the eyesight training appearance.

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 3, the pupil distance adjusting device 100 of the present invention includes at least one frame body 1, a first adjusting mechanism 2, a second adjusting mechanism 3, a first connecting member 4 and a second connecting member 5, wherein the frame body 1 is connected to two lens barrels 6, in other embodiments, the two adjusting mechanisms may be disposed on other peripheral frame body structures (not shown) or housings (not shown), the first adjusting mechanism 2 is connected to one of the lens barrels 6 through the first connecting member 4, the second adjusting mechanism 3 is connected to the other lens barrel 6 through the second connecting member 5, the two

adjusting mechanisms

2 and 3 respectively drive the corresponding lens barrel 6 to move toward or away from the other lens barrel 6 through the respective connecting members 4 and 5, thereby achieving the adjustable distance between the two lens barrels 6.

Specifically, in the present embodiment, the two lens barrels 6 are arranged in parallel, and the frame body 1 includes a body 11 and two clamping portions 12 arranged on the body 11, wherein the body 11 is erected on the two lens barrels 6, the direction of the body 11 is perpendicular to the direction in which the two lens barrels 6 extend, and both the body 11 and the two lens barrels 6 extend in the horizontal direction. The two holding portions 12 each hold a lens barrel 6, and in this embodiment, the two holding portions 12 are annular, and the inner diameter of the two holding portions 12 matches the outer diameter of the lens barrel 6. The support body 1 is used for supporting and installing the

adjusting mechanism

2, 3, of course, the utility model discloses do not restrict the structure of support body 1 and the concrete position that sets up, as long as can support and install

adjusting mechanism

2, 3. And the frame body 1 is not limited to be provided with one, and a plurality of frames, such as two frames, can be provided and are respectively located at the front end and the rear end of the lens barrel 6.

First adjustment mechanism 2 and second adjustment mechanism 3 all set up on the body 11 of support body, and these two

adjustment mechanisms

2, 3 set up respectively in the both sides of body 11 in the direction that body 11 extends. Each

adjusting mechanism

2, 3 is connected to the body 11 via a fixed wall. Specifically, as shown in fig. 1, two fixing walls 7 and 8 are respectively disposed on two sides of a body 11 of the rack body in an extending direction thereof, and for convenience of description, the two fixing walls are defined as a first fixing wall 7 and a second fixing wall 8, respectively, wherein the first fixing wall 7 and the second fixing wall 8 are both fixedly connected to the body 11, the first fixing wall 7 and the second fixing wall 8 are both extended in a vertical direction and are disposed opposite to each other, and the first fixing wall 7 and the second fixing wall 8 are used for supporting the first adjusting mechanism 2 and the second adjusting mechanism 3, respectively.

As shown in fig. 2, the first adjusting mechanism 2 is disposed on the first fixing wall 7, specifically, the first adjusting mechanism 2 includes a first adjusting gear 21, a second adjusting gear 22, a first connecting rod (not shown), and a first adjusting handwheel 23, wherein the extending direction of the first adjusting gear 21 is the same as the extending direction of the lens barrel 6; the second adjusting gear 22 is engaged with the first adjusting gear 21, and the extending direction of the second adjusting gear 22 is the same as the extending direction of the body 11, i.e. the first adjusting gear 21 is perpendicular to the second adjusting gear 22. The second adjusting gear 22 is fixedly connected to the first connecting member 4 through a second connecting rod (not shown), and the second connecting rod passes through the body 11 and is rotatably disposed on the body 11, that is, the second adjusting gear 22 is rotatably connected to a first rotating point (not shown) through the second connecting rod and the body 11, and the first rotating point is located on a central axis of the second adjusting gear 22. The first connecting rod passes through the first fixing wall 7, and one end of the first connecting rod is coaxially connected with the first adjusting gear 21, and the other end of the first connecting rod is fixedly connected with the first adjusting hand wheel 23. The first connecting rod is rotatably disposed on the first fixing wall 7, that is, under the action of the first adjusting handwheel 23, the first connecting rod can rotate in the first fixing wall 7, so as to drive the first adjusting gear 21 to rotate, and the second adjusting gear 22 rotates under the drive of the first adjusting gear 21. In other alternative embodiments, the first connecting rod and the first adjusting handwheel 23 may be omitted, for example by acting directly manually on the first adjusting gear 21.

The second adjusting mechanism 3 is arranged on the second fixed wall 8, and the second adjusting mechanism 3 and the first adjusting mechanism 2 have the same structure. That is, the second adjusting mechanism 3 specifically includes a third adjusting gear 31, a fourth adjusting gear 32, a first connecting rod (not shown), and a second adjusting handwheel 33, wherein the third adjusting gear 31 extends in the same direction as the lens barrel 6, the fourth adjusting gear 32 is engaged with the third adjusting gear 31, and the fourth adjusting gear 32 extends in the same direction as the body 11, that is, the third adjusting gear 31 is perpendicular to the fourth adjusting gear 32. The fourth adjusting gear 32 is fixedly connected to the second connecting member 5 through a second connecting rod (not shown), and the second connecting rod passes through the body 11 and is rotatably disposed on the body 11, that is, the fourth adjusting gear 32 is rotatably connected to a second rotating point (not shown) through the second connecting rod and the body 11, and the second rotating point is located on a central axis of the fourth adjusting gear 32. The first connecting rod passes through the second fixing wall 8, and one end of the first connecting rod is coaxially connected with the third adjusting gear 31, and the other end of the first connecting rod is fixedly connected with the second adjusting hand wheel 33. The first connecting rod is rotatably disposed on the second fixed wall 8, and rotates under the action of the second adjusting handwheel 33, so as to drive the third adjusting gear 31 to rotate, and the fourth adjusting gear 32 rotates under the drive of the third adjusting gear 31. Likewise, in other alternative embodiments, the first connecting rod and the second adjusting handwheel 33 may be omitted, i.e. directly acting manually on the third adjusting gear wheel 31.

The first adjusting mechanism 2 is connected with one clamping part 12 of the frame body 1 through a first connecting piece 4, and is connected with the lens cone 6 fixedly held by the clamping part 12 through the clamping part 12; the second adjusting mechanism 3 is connected to another holding portion 12 of the frame body through the second connecting member 5, and is connected to another lens barrel 6 held by the another holding portion 12 through the another holding portion 12. Specifically, the first connecting piece 4 and the second connecting piece 5 are both vertically arranged, wherein the first connecting piece 4 is fixedly connected with the second adjusting gear 22. The lower end of the first connecting member 4 is fixedly connected to one of the clamping portions 12, and the second adjusting gear 22 is further rotatably connected to the first rotating point with the body 11 of the frame body, that is, the first connecting member 4 can rotate around the first rotating point under the driving of the second adjusting gear 22.

The second connecting member 5 is fixedly connected to the fourth adjusting gear 32, the lower end of the second connecting member 5 is fixedly connected to the other clamping portion 12, and the fourth adjusting gear 32 is further rotatably connected to the second rotating point with the body 11, i.e. the second connecting member 5 can rotate around the second rotating point under the rotation of the fourth adjusting gear 32.

In the present embodiment, as shown in fig. 1 and 2, the first adjustment mechanism 2 and the second adjustment mechanism 3 are both provided independently, and the first adjustment gear 21 and the third adjustment gear 31 are not connected to each other. The specific working principle of the interpupillary distance adjusting device of the embodiment is as follows: the user rotates the first adjusting handwheel 23 and/or the second adjusting handwheel 33 according to actual conditions, the adjusting handwheels 24 and 34 drive the

corresponding adjusting gears

21 and 31 to rotate through the connecting

rods

23 and 33, the adjusting

gears

21 and 31 drive the

corresponding adjusting gears

22 and 32 to rotate, and the adjusting

gears

22 and 32 drive the corresponding lens barrels 6 to rotate around the rotating points 41 and 51 of the connecting pieces 4 and 5 connected with the body 11 through the connecting pieces 4 and 5 after rotating, so that the corresponding lens barrels 6 move towards the direction close to or away from the other lens barrel 6, and the distance between the two lens barrels 6 can be adjusted.

In other alternative embodiments, as shown in fig. 3, the first adjusting mechanism 2 and the second adjusting mechanism 3 may be connected to each other, that is, the first adjusting gear 21 and the third adjusting gear 31 may be connected to each other, specifically, coaxially connected by a third connecting rod 20, and after the connection, the first adjusting gear 21 and the third adjusting gear 31 are in a linkage state. The specific working principle of the interpupillary distance adjusting device of the embodiment is as follows: the user rotates the adjusting hand wheel of arbitrary one side according to actual conditions, adjusting hand wheel drives the first adjusting gear who corresponds through the connecting rod drive of this side and rotates, this first adjusting gear drives the first adjusting gear syntropy rotation of opposite side simultaneously, two first adjusting gear drive corresponding second adjusting gear antiport respectively, two second adjusting gear drive two lens barrels 5 that correspond through the connecting piece after rotating rotate round the rotation point that connecting piece and body 11 are connected separately, realize that two lens barrels 6 move to the direction of being close to each other or keeping away from each other, can adjust the distance between two lens barrels 6.

Referring to fig. 1 to 3, the vision training apparatus 200 of the present invention comprises two lens barrels 6 and the pupil distance adjusting device 100, wherein the pupil distance adjusting device 100 is connected to the two lens barrels 6 for adjusting the distance between the two lens barrels 6.

Referring to fig. 1, 2 and 4, in the present embodiment, each lens barrel 6 is a hollow cylinder, and one end of each lens barrel 6 is sleeved with a light source base 61, and a light module 62 is fixedly disposed on the light source base 61. The optical module 62 specifically includes a circuit board 621, a laser emitter 622, a laser cover 623 and a lens 624, wherein the laser emitter 622 is disposed on the circuit board 621, the laser cover 623 is covered on the periphery of the laser emitter 622, the laser cover 623 is a hollow cylindrical body, one end of the laser cover 623 is connected to the circuit board 621, and the lens 624 is disposed at the other end of the laser cover 623; the light emitted from the optical module 62 passes through the lens barrel 6 and is emitted from the other end of the lens barrel 6.

The utility model discloses a holding on the any numerical value of interpupillary distance in the control range has so improved the suitability of its affiliated equipment (like visual training appearance 200) because of having realized interpupillary distance adjusting device 100, makes the crowd that interpupillary distance adjusting device affiliated equipment can be applicable to different interpupillary distances. Additionally, the utility model discloses both can realize the single regulation of lens cone 6 position, also can realize the linkage regulation of lens cone 6 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. A pupil distance adjusting device is characterized by comprising at least one frame body and at least two adjusting mechanisms, wherein the frame body is connected with at least two lens cones, each adjusting mechanism is correspondingly connected with one lens cone through a connecting piece, the connecting pieces are rotationally connected with the frame body at a rotating point, the connecting pieces are respectively driven by the corresponding adjusting mechanisms to rotate around the corresponding rotating points, and the connecting pieces drive the corresponding lens cones to move towards or away from the other lens cone while rotating; every adjustment mechanism includes first adjusting gear and the second adjusting gear with first adjusting gear engaged with, second adjusting gear with correspond the connecting piece rotate connect in the turning point, first adjusting gear rotate set up in on the support body.

2. The interpupillary distance adjusting device of claim 1, wherein the two adjusting mechanisms are independently arranged, and the two first adjusting gears of the two adjusting mechanisms rotate to drive the two corresponding second adjusting gears to rotate.

3. The interpupillary distance adjusting device of claim 1, wherein the two first adjusting gears of the two adjusting mechanisms are coaxially connected through a third connecting rod, and the two first adjusting gears of the two adjusting mechanisms rotate in the same direction to drive the two corresponding second adjusting gears to rotate in opposite directions.

4. The interpupillary distance adjusting device of claim 1, wherein each adjusting mechanism further comprises an adjusting hand wheel, and the adjusting hand wheels are fixedly connected with the first adjusting gears.

5. The interpupillary distance adjusting device of claim 1, further comprising at least two fixed walls, each fixed wall being fixed to said frame and being connected to a corresponding one of said adjusting mechanisms.

6. The interpupillary distance adjusting device of claim 1, further comprising two holding portions, each of which holds a lens barrel.

7. The pupil distance adjusting device of claim 4, wherein each of the adjusting mechanisms further comprises a first connecting rod rotatably disposed on the frame body, one end of the first connecting rod is fixedly connected to the adjusting handwheel, and the other end of the first connecting rod is coaxially and fixedly connected to the first adjusting gear.

8. The interpupillary distance adjusting device of claim 1, wherein said second adjusting gear is rotatably connected to said rotation point on the central axis of said second adjusting gear, and is fixedly connected to said connecting member.

9. An eyesight training instrument, comprising two lens barrels and the pupil distance adjusting device of any one of claims 1 to 8, wherein the pupil distance adjusting device is connected to the lens barrels.

10. The vision training instrument of claim 9, 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.