CN214806593U

CN214806593U - Interpupillary distance adjusting device and vision training instrument

Info

Publication number: CN214806593U
Application number: CN202023155643.3U
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 the support body and sets up two adjustment mechanism on the support body, and every adjustment mechanism corresponds through a connecting piece and is connected with a lens cone, and every adjustment mechanism passes through the connecting piece and drives the lens cone that corresponds and remove to the direction that is close to or keeps 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 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 at least one support body and two at least adjustment mechanism, the support body links to each other with two at least lens barrels, every adjustment mechanism corresponds through a connecting piece and is connected with a lens barrel, drives the lens barrel that corresponds through the connecting piece and removes to the direction of being close to or keeping away from another lens barrel, every adjustment mechanism includes adjusting block and adjusting screw, adjusting block links to each other with the connecting piece that corresponds, the adjusting block cover is located adjusting screw is last and with adjusting screw threaded connection, adjusting screw rotate set up in on the support body.

Preferably, the two adjusting mechanisms are independently arranged, and the threads on the two adjusting screws of the two adjusting mechanisms are in the same direction or in opposite directions.

Preferably, two adjusting screws of the two adjusting mechanisms are connected, and the threads on the two adjusting screws are arranged in opposite directions.

Preferably, the connecting pieces are rotatably connected to a rotation point with the frame body, the connecting pieces are respectively driven by the corresponding adjusting sliders to rotate around the corresponding rotation point, and the corresponding lens barrels are driven to move while rotating.

Preferably, the adjusting mechanism further comprises an adjusting hand wheel, the adjusting hand wheel is fixedly connected with the adjusting screw rod, and the adjusting screw rod rotates under the action of the adjusting hand wheel.

Preferably, the adjusting slider is rotatably connected with the corresponding connecting piece.

Preferably, the adjusting slide block is rotatably connected with the corresponding connecting piece through a connecting block, the connecting block is fixedly connected with the adjusting slide block, and the connecting block is rotatably connected with the connecting piece.

Preferably, the device further comprises at least two fixing columns, each fixing column 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 mechanisms further comprise connecting rods, one ends of the connecting rods are connected with the adjusting hand wheels, and the other ends of the connecting rods are coaxially and fixedly connected with the adjusting screw rods.

Preferably, the fixing column is provided with a through hole, and the 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 perspective view of another embodiment of the vision training apparatus of the present invention;

fig. 5 is a schematic diagram of the split structure of the optical module of the present invention.

Reference numerals:

100. pupil distance adjusting device, 1, frame body, 11, body, 12, clamping part, 2, first adjusting mechanism, 21, first adjusting screw, 22, first adjusting slider, 23, first connecting rod, 231, first inner end, 232, first outer end, 24, first adjusting hand wheel, 3, second adjusting mechanism, 31, second adjusting screw, 32, second adjusting slider, 33, second connecting rod, 331, second inner end, 332, second outer end, 34, second adjusting hand wheel, 4, first connecting piece, 41, first rotation point, 42, second rotation point, 5, second connecting piece, 51, third rotation point, 52, fourth rotation point, 6, lens cone, 61, light source seat, 62, optical module, 621, circuit board, 622, laser emitter, 623, laser cover, 624, lens, 7, first fixing column, 71, first perforation, 8, second fixing column, 81, second perforation, 9. the visual training instrument comprises a first connecting block, 10, a second connecting block, 20, a third connecting block, 200 and the visual training instrument.

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 4, a pupil distance adjusting device 100 disclosed in the present invention comprises 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 with two lens cones 6, in the embodiment, the first adjusting mechanism 2 and the second adjusting mechanism 3 are both arranged on the frame body 1, in other embodiments, the two adjusting mechanisms may also be disposed on other peripheral frame 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, and the two adjusting mechanisms respectively drive the corresponding lens barrels 6 to move toward or away from the other lens barrel 6 through the respective connecting members, so as to adjust the 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, 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 the adjusting mechanism. 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.

As shown in fig. 1, the first adjusting mechanism 2 and the second adjusting mechanism 3 are both disposed on the body 11 of the frame body, and the two

adjusting mechanisms

2 and 3 are respectively disposed on two sides of the body 11 in the extending direction of the body 11. Each

adjusting mechanism

2, 3 is connected to the body 11 via a respective fixing column. Specifically, body 11 of support body respectively sets up a fixed column in its ascending both sides of direction of extension, and for the convenience of description, two fixed columns of definition are first fixed column 7 and second fixed column 8 respectively, wherein, first fixed column 7 and second fixed column 8 all with body 11 fixed connection, and first fixed column 7 and second fixed column 8 all extend the setting and both relative settings in vertical direction, and first fixed column 7 and second fixed column 8 are used for supporting first adjustment mechanism 2 and second adjustment mechanism 3 respectively. The first fixing column 7 and the second fixing column 8 are respectively provided with a

through hole

71, 81, specifically, the first fixing column is provided with a first through hole 71 which penetrates through the first fixing column, and the second fixing column is provided with a second through hole 81 which penetrates through the second fixing column.

The first adjusting mechanism 2 is disposed on the first fixing column 7, specifically, as shown in fig. 2, the first adjusting mechanism 2 includes a first adjusting screw 21, a first adjusting slider 22, a first connecting rod 23 and a first adjusting handwheel 24, wherein the first adjusting screw 21 is located above the body 11, and the extending direction of the first adjusting screw is the same as the extending direction of the body 11; the first adjusting slide 22 is sleeved on the first adjusting screw 21 and is in threaded connection with the first adjusting screw 21, and the first adjusting slide 22 is further connected with the first connecting piece 4. The first connecting rod 23 passes through the first through hole 71 of the first fixing column 7, and defines two ends of the first connecting rod, which pass through the first through hole 71, as a first inner end 231 and a first outer end 232, respectively, wherein the first inner end 231 is an end located at the inner side of the first fixing column 7, the first inner end 231 is coaxially connected with the first adjusting screw 21, the first outer end 232 is an end located at the outer side of the first fixing column 8, and the first outer end 232 is fixedly connected with the first adjusting hand wheel 24. The first connecting rod 23 is rotatably disposed in the first through hole 71, that is, under the action of the first adjusting handwheel 24, the first connecting rod 23 can rotate in the first through hole 71 to drive the first adjusting screw 21 to rotate, and the first adjusting slider 22 is driven by the first adjusting screw 21 to move along the first adjusting screw 21 in the extending direction of the body 11. In other alternative embodiments, the first connecting rod 23 and the first adjusting handwheel 24 may be omitted, for example by acting directly on the first adjusting screw 21 manually, the first adjusting screw 21 passing through the first through hole 71 in the first fixing post 7.

The second adjusting mechanism 3 is arranged on the second fixing column 8, and the second adjusting mechanism 3 and the first adjusting mechanism 2 are identical in structure. As shown in fig. 2, that is, the second adjusting mechanism 3 specifically includes a second adjusting screw 31, a second adjusting slider 32, a second connecting rod 33 and a second adjusting handwheel 34, wherein the second adjusting screw 31 is located above the body 11, and the extending direction thereof is the same as the extending direction of the body 11; the second adjusting slide block 32 is sleeved on the second adjusting screw 31 and is in threaded connection with the second adjusting screw 31, and the second adjusting slide block 32 is further connected with the second connecting piece 5. The second connecting rod 33 passes through the second through hole 81 of the second fixing column 8, and two ends of the second connecting rod, which pass through the second through hole 81, are a second inner end 331 and a second outer end 332, respectively, wherein the second inner end 331 is an end located at the inner side of the second fixing column 8, the second inner end 332 is coaxially connected with the second adjusting screw 31, the second outer end 332 is an end located at the outer side of the second fixing column 8, and the second outer end 332 is fixedly connected with the second adjusting handwheel 34. The second connecting rod 23 is rotatably disposed in the second through hole 81, that is, under the action of the second adjusting handwheel 34, the second connecting rod 23 can rotate in the second through hole 81, so as to drive the second adjusting screw 31 to rotate, and the second adjusting slider 32 is driven by the second adjusting screw 31 to move along the second adjusting screw 31 in the extending direction of the body 11. Likewise, in other alternative embodiments, the second connecting rod 33 and the second adjusting handwheel 34 may be omitted, for example by acting directly on the second adjusting screw 31 manually, the second adjusting screw 31 passing through the second through hole 81 in the second fixed column 8.

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, referring to fig. 1 and 2, the first connecting member 4 and the second connecting member 5 are both vertically disposed, wherein the upper end of the first connecting member 4 is connected to the first adjusting slider 22, in this embodiment, the upper end of the first connecting member 4 is connected to the first adjusting slider 22 through the first connecting block 9, wherein the first connecting block 9 is fixedly connected to the first adjusting slider 22, and the upper end of the first connecting member 4 is rotatably connected to the first rotating point 41 with the first connecting block 9, that is, the first connecting member 4 can rotate around the first rotating point 41. The lower end of the first connecting member 4 is fixedly connected to one of the clamping portions 12, and the first connecting member 4 is further rotatably connected to the second rotating point 42 with the frame body 11, i.e. the first connecting member 4 can also rotate around the second rotating point 42.

The upper end of the second connecting member 5 is connected to the second adjusting slider 32, in this embodiment, the upper end of the second connecting member 5 is connected to the second adjusting slider 32 through the second connecting block 10, wherein the second connecting block 10 is fixedly connected to the second adjusting slider 32, and the upper end of the second connecting member 5 is rotatably connected to the third rotating point 51 with the second connecting block 10, that is, the second connecting member 5 can rotate around the third rotating point 51. The lower end of the second connecting member 5 is fixedly connected to the other clamping portion 12, and the second connecting member 5 is further rotatably connected to the fourth rotating point 52 with the body 11, i.e. the second connecting member 5 can also rotate around the fourth rotating point 52. In other embodiments, the first connecting block 9 and the second connecting block 10 may be omitted, i.e., the first connecting member 4 is directly connected to the first adjusting slider 22 and the second connecting member 5 is directly connected to the second adjusting slider 32. In addition, in other embodiments, as shown in fig. 3, the first connecting member 4 and the body 11 and the second connecting member 4 and the body 11 may not be connected, and the first connecting member 4 and the first adjusting slider 22 and the second connecting member 5 and the second adjusting slider 32 may not be connected in a rotating manner, for example, they are directly and fixedly connected, so that the first connecting member 4 is directly driven by the first adjusting slider 22, and the second connecting member 5 is directly driven by the second adjusting slider 32 to drive the corresponding lens barrel 6 to translate along the extending direction of the adjusting screw.

In this embodiment, as shown in fig. 1 and 2, the first adjusting mechanism 2 and the second adjusting mechanism 3 are both independently provided, the first adjusting screw 21 and the second adjusting screw 31 are not connected, and the two adjusting screws are not connected to each other, so that the threads on the two adjusting screws may be in the same direction or in opposite directions. The specific working principle of the interpupillary distance adjusting device of the embodiment is as follows: the user rotates the first adjusting handwheel 24 and/or the second adjusting handwheel 34 according to actual conditions, the adjusting

handwheels

24, 34 drive the corresponding adjusting screws 21, 31 to rotate through the connecting

rods

23, 33, the adjusting screws 21, 31 drive the corresponding adjusting

sliders

22, 32 to move in the extending direction of the adjusting screws 21, 31, the adjusting

sliders

22, 32 drive the corresponding lens barrel 6 to rotate around the rotating

points

42, 52 of the connecting

pieces

4, 5 connected with the body 11 through the connecting

pieces

4, 5 after moving, so that the corresponding lens barrel 6 moves 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 screw 21 and the second adjusting screw 31 may be connected to each other, specifically, connected to each other by a third connecting rod 20, after the connection, the first adjusting screw 21 and the second adjusting screw 31 are in a linkage state, and since the two adjusting

screws

21, 31 are connected to each other, the threads on the two adjusting

screws

21, 31 are oppositely arranged. 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 passes through the adjusting screw that the connecting rod drive of this side corresponds and rotates, this adjusting screw drives the adjusting screw of opposite side and rotates simultaneously, two adjusting screw drive corresponding adjusting block respectively move to the direction that is close to each other or keeps away from each other in the direction that adjusting screw extends, two adjusting block remove the back and drive two lens barrels 5 that correspond round the rotation point that connecting piece and body 11 are connected separately through the connecting piece, realize that two lens barrels 6 move to the direction that is close to each other or keeps away from each other, can adjust the distance between two lens barrels 6.

Referring to fig. 1 to 4, 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.

In this embodiment, as shown in fig. 1, fig. 2 and fig. 5, each lens barrel 6 is a hollow cylinder, one end of each lens barrel 6 is sleeved with a light source seat 61, and a light module 62 is fixedly disposed on the light source seat 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. The utility model provides a pupil distance adjusting device, a serial communication port, the device includes at least one support body and two at least adjustment mechanism, the support body links to each other with two at least lens cones, every adjustment mechanism corresponds through a connecting piece and is connected with a lens cone, drives the lens cone that corresponds through the connecting piece and removes to the direction of being close to or keeping away from another lens cone, every adjustment mechanism includes adjusting slide and adjusting screw, adjusting slide links to each other with the connecting piece that corresponds, the adjusting slide cover is located adjusting screw is last and with adjusting screw threaded connection, adjusting screw rotate set up in on the support body.

2. The interpupillary distance adjusting device of claim 1, wherein said two adjusting mechanisms are independently arranged, and the threads on the two adjusting screws of said two adjusting mechanisms are in the same direction or in opposite directions.

3. The interpupillary distance adjusting device of claim 1, wherein the two adjusting screws of the two adjusting mechanisms are connected, and the threads of the two adjusting screws are arranged in opposite directions.

4. The pupil distance adjusting device according to any one of claims 1 to 3, wherein the connecting members are rotatably connected to a rotation point with the frame, and the connecting members are driven by the corresponding adjusting sliders to rotate around the corresponding rotation point, so as to rotate and drive the corresponding lens barrel to move.

5. The interpupillary distance adjusting device of claim 1, wherein each adjusting mechanism further comprises an adjusting hand wheel, the adjusting hand wheels are fixedly connected with the adjusting screw rods, and the adjusting screw rods rotate under the action of the adjusting hand wheels.

6. The interpupillary distance adjusting device of claim 4, wherein said adjusting slider is rotatably connected to the corresponding connecting member.

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.