CN215652439U

CN215652439U - Training glasses of myopia prevention convenient to adjust

Info

Publication number: CN215652439U
Application number: CN202121376440.9U
Authority: CN
Inventors: 李娟�
Original assignee: Sichuan Zenan Shijia Biotechnology Co ltd
Current assignee: Sichuan Zenan Shijia Biotechnology Co ltd
Priority date: 2021-06-21
Filing date: 2021-06-21
Publication date: 2022-01-28
Anticipated expiration: 2031-06-21

Abstract

The utility model relates to the technical field of training glasses and discloses anti-myopia training glasses convenient to adjust. According to the utility model, the pushing knob in the glasses leg adjusting mechanism is rotated, so that the separation length between the glasses legs and the ear hanging frame can be flexibly adjusted, the traditional fixed and nonadjustable form is replaced, and the sealing performance of the sealing blocking piece and the ventilation through hole is adjusted by rotating the adjusting knob, so that the light source visibility of the training glasses can be adjusted, meanwhile, the heat generated around the eyes of a user can be dissipated, and the condition that the user feels uncomfortable with sweating is avoided.

Description

Training glasses of myopia prevention convenient to adjust

Technical Field

The utility model relates to the technical field of training glasses, in particular to anti-myopia training glasses convenient to adjust.

Background

The myopia caused by the eyes comprises genetic factors, environmental factors, bad eye use habits and the like, wherein the bad eye use is a main cause of the myopia, and therefore the eyes need to be trained and protected regularly when the eyes are exposed to environments such as strong light, flashing light and the like for a long time in daily life.

Through the retrieval, chinese patent web discloses an adjustable myopia prevention's training glasses (publication No. CN207301504U), all be equipped with first mirror leg through the back left and right sides of picture frame, the back of first mirror leg is equipped with the second mirror leg, the lens is all installed to the front left and right sides of picture frame, the internally mounted of picture frame has the roof, the roof links to each other with first mirror leg through first pivot, this kind of device can be released the second mirror leg from first mirror leg, adjust the length of mirror leg, make the sunken in user's ear contact of second mirror leg, be applicable to the different users of face type, make this myopia prevention's training glasses application range more extensive, be applicable to vast consumer, but the structure of this kind of device is comparatively loaded down with trivial details, it is inconvenient to the length adjustment of mirror leg, and in the use, the visual unable regulation of its light source. Accordingly, one skilled in the art provides anti-myopia training glasses that are easily adjustable to address the problems set forth in the background above.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide anti-myopia training glasses convenient to adjust so as to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the training glasses convenient for adjusting and preventing myopia comprise a glasses frame, wherein glasses leg adjusting mechanisms are symmetrically arranged at positions, located at two ends, of the rear side of the glasses frame, a PCB display panel is embedded into the front side of the glasses frame, adjusting knobs are symmetrically arranged at positions, located at corner positions, located at two ends, of the upper side of the glasses frame, two groups of ventilation through holes are symmetrically formed in the upper surface of the glasses frame, a driven rotating shaft is symmetrically connected to the inner side of the glasses frame, a driving belt is connected to the outer side of the driven rotating shaft, a closed blocking piece is fixedly sleeved at the top end of the driven rotating shaft, a driving rotating shaft is fixedly arranged at the top end of each adjusting knob, and the driving rotating shaft is connected with the driven rotating shaft through a synchronous belt;

mirror leg adjustment mechanism sets up the mirror leg in picture frame rear side both ends position department including the symmetry, one side of mirror leg is fixed with the transmission casing, one side of transmission casing is located top middle part position department and is provided with the propelling movement knob, and the inboard of transmission casing is located middle part position department and rotates and be connected with the transmission lead screw, the transmission silk braid has been cup jointed in the outside of transmission lead screw, the rear side of transmission casing is located both ends position department symmetry embedding about, the inboard of location sliding sleeve runs through the block and is provided with propelling movement branch, the one end and the transmission silk braid fixed connection of propelling movement branch, and the other end fixedly connected with hangers frame of propelling movement branch.

As a still further scheme of the utility model: the top of propelling movement knob is provided with conical gear B, the one end of transmission lead screw is provided with conical gear A, conical gear A's tooth is connected with conical gear B's tooth meshing, propelling movement knob passes through conical gear B with the transmission lead screw and is connected with conical gear A rotation.

As a still further scheme of the utility model: the outer diameter of the pushing support rod is matched with the inner diameter of the positioning sliding sleeve, and the telescopic length of the pushing support rod is the same as the thread length of the transmission screw rod.

As a still further scheme of the utility model: the driving rotating shaft and the driven rotating shaft synchronously rotate through a synchronous belt, and anti-skidding teeth are arranged on the inner sides of the synchronous belt and the transmission belt.

As a still further scheme of the utility model: the blocking piece of the closed blocking piece is of a circular structure, and the size of the blocking piece of the closed blocking piece is the same as that of the ventilation through hole.

As a still further scheme of the utility model: the number of the ventilation through holes is two, and each group is two.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, the pushing knob in the glasses leg adjusting mechanism is rotated, so that the separation length between the glasses legs and the ear hanging frame can be flexibly adjusted, the traditional fixed and non-adjustable form is replaced, the training glasses can adapt to different users, the flexible usability of the training glasses is further improved, in the using process, the sealing performance of the sealing blocking piece and the ventilation through hole is adjusted by rotating the adjusting knob, the light source visibility of the training glasses can be adjusted, the training work of the users can be better carried out, meanwhile, the heat generated around the eyes of the users can be dissipated, and the condition that the users feel uncomfortable due to sweating is avoided.

Drawings

FIG. 1 is a schematic view of an adjustable anti-myopia training eyewear;

FIG. 2 is a schematic view of a rotary temple adjustment mechanism of an anti-myopia training eyewear that facilitates adjustment;

fig. 3 is a schematic structural diagram of the inner part of a frame of the training glasses for preventing myopia, which is convenient to adjust.

In the figure: 1. a mirror frame; 2. a PCB display panel; 3. a ventilation through hole; 4. a temple; 5. pushing the knob; 6. a transmission housing; 7. pushing the supporting rod; 8. an ear hanging frame; 9. adjusting a knob; 10. a driving rotating shaft; 11. a synchronous belt; 12. a transmission belt; 13. a driven rotating shaft; 14. closing the blocking piece; 15. positioning the sliding sleeve; 16. a transmission screw rod; 17. a transmission thread sleeve; 18. a bevel gear A; 19. and a bevel gear B.

Detailed Description

Referring to fig. 1 to 3, in the embodiment of the present invention, an anti-myopia training glasses convenient to adjust includes a frame 1, wherein a rear side of the frame 1 is symmetrically provided with a glasses leg adjusting mechanism at two ends, a front side of the frame 1 is embedded with a PCB display panel 2, the glasses leg adjusting mechanism includes glasses legs 4 symmetrically provided at two ends of a rear side of the frame 1, one side of each glasses leg 4 is fixed with a transmission housing 6, one side of each transmission housing 6 is provided with a push knob 5 at a middle position of a top end, an inner side of each transmission housing 6 is rotatably connected with a transmission lead screw 16 at a middle position, an outer side of each transmission lead screw 16 is sleeved with a transmission wire sleeve 17, rear sides of the transmission housings 6 are symmetrically embedded with positioning sliding sleeves 15 at upper and lower ends, an inner side of each positioning sliding sleeve 15 is engaged with a push support rod 7 in a penetrating manner, one end of each push support rod 7 is fixedly connected with each transmission wire sleeve 17, and the other end of the pushing support rod 7 is fixedly connected with a lug hanging frame 8, the top end of the pushing knob 5 is provided with a bevel gear B19, one end of a transmission screw rod 16 is provided with a bevel gear A18, teeth of the bevel gear A18 are meshed with teeth of the bevel gear B19 and connected, the pushing knob 5 is rotatably connected with the transmission screw rod 16 through a bevel gear B19 and a bevel gear A18, the outer diameter of the pushing support rod 7 is matched with the inner diameter of the positioning sliding sleeve 15, the telescopic length of the pushing support rod 7 is the same as the length of the teeth of the transmission screw rod 16, when a user uses training glasses to perform myopia prevention training work, the pushing knob 5 is rotated to drive the bevel gear B19 to rotate, the transmission screw rod 16 is driven to rotate through the meshing of the teeth of the bevel gear B19 and the bevel gear A18, the transmission screw rod 16 pushes the pushing support rod 7 to push and slide in the positioning sliding sleeve 15 in the rotating process, and the synchronous pushing support rod 7 pushes the lug hanging frame 8 to move in the sliding process, adjust the interval distance between hangers 8 and mirror leg 4, make the user of difference can be comfortable wear the use, and then the user wears the training glasses at the head, trains the work through the simulation training image in the PCB display panel 2.

The top of picture frame 1 is located both ends corner position department symmetry and is provided with adjust knob 9, and the upper surface symmetry of picture frame 1 has seted up two sets of ventilation through-hole 3, ventilation through-hole 3's quantity is two sets of, every group is two, use training glasses to carry out the myopia prevention training in-process at the user, adjust closed separation blade 14 and ventilation through-hole 3's closure through rotatory adjust knob 9, not only can adjust the visible regulation of the light source of training glasses, so that the better training work that carries out of user, the while can be to the heat of user's eye production around the processing of dispelling, avoid the user the uncomfortable condition of sweating to appear.

The inboard symmetric connection of picture frame 1 has driven spindle 13, the outside of driven spindle 13 is connected with drive belt 12, and the top of driven spindle 13 cup joints and is fixed with closed separation blade 14, the top of adjust knob 9 is fixed with initiative pivot 10, initiative pivot 10 passes through hold-in range 11 and is connected with driven spindle 13, initiative pivot 10 passes through hold-in range 11 synchronous revolution with driven spindle 13, the inboard of hold-in range 11 and drive belt 12 all is provided with anti-skidding tooth, the separation blade of closed separation blade 14 is circular structure, and the separation blade size of closed separation blade 14 is the same with the size of ventilation hole 3, in the user uses the training glasses to carry out the myopia prevention training process, the user can rotate adjust knob 9, drive initiative pivot 10 and rotate, through the synchronous drive of hold-in range 11, under the transfer drive of drive belt 12, drive driven spindle 13 and rotate, make closed separation blade 14 rotatory, move away from ventilation hole 3, the visibility of the light source and the ventilation and heat dissipation properties in the lens frame 1 are adjusted.

The working principle of the utility model is as follows: when a user uses training glasses to perform myopia prevention training work, the pushing knob 5 is rotated to drive the bevel gear B19 to rotate, the bevel gear B19 is meshed with the teeth of the bevel gear A18 to drive the transmission lead screw 16 to rotate, the transmission lead screw 16 pushes the pushing support rod 7 to push and slide in the positioning sliding sleeve 15 in the rotating process, the synchronous pushing support rod 7 pushes the ear hanging frame 8 to move in the sliding process, the spacing distance between the ear hanging frame 8 and the glasses legs 4 is adjusted, so that different users can wear and use the training glasses comfortably, the user wears the training glasses on the head, the training work is performed through simulated training images in the PCB display panel 2, further, in the myopia prevention training process of the user using the training glasses, the user can rotate the adjusting knob 9 to drive the driving rotating shaft 10 to rotate, and through synchronous transmission of the synchronous belt 11, under the transfer transmission of drive belt 12, drive driven spindle 13 and rotate, make closed separation blade 14 rotatory, move away from ventilative through-hole 3, adjust the treatment to the visible and ventilative thermal diffusivity of light source in the mirror frame 1.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present invention, and the technical solutions and the utility model concepts of the present invention are equivalent to or changed within the scope of the present invention.

Claims

1. A pair of training glasses for preventing myopia, which is convenient to adjust, comprises a glasses frame (1) and is characterized in that, the rear side of the spectacle frame (1) is symmetrically provided with spectacle leg adjusting mechanisms at the positions of two ends, a PCB display panel (2) is embedded in the front side of the mirror frame (1), adjusting knobs (9) are symmetrically arranged at the corner positions at the two ends above the mirror frame (1), two groups of ventilation through holes (3) are symmetrically arranged on the upper surface of the mirror frame (1), the inner side of the mirror frame (1) is symmetrically connected with a driven rotating shaft (13), the outer side of the driven rotating shaft (13) is connected with a driving belt (12), a closed blocking sheet (14) is sleeved and fixed at the top end of the driven rotating shaft (13), a driving rotating shaft (10) is fixed at the top end of the adjusting knob (9), the driving rotating shaft (10) is connected with the driven rotating shaft (13) through a synchronous belt (11);

mirror leg adjustment mechanism sets up mirror leg (4) in picture frame (1) rear side both ends position department including the symmetry, one side of mirror leg (4) is fixed with transmission casing (6), one side of transmission casing (6) is located top middle part position department and is provided with propelling movement knob (5), and the inboard of transmission casing (6) is located middle part position department and rotates and be connected with drive screw (16), drive wire sleeve (17) have been cup jointed in the outside of drive screw (16), the rear side of transmission casing (6) is located upper and lower both ends position department symmetry embedding and is provided with location sliding sleeve (15), the inboard of location sliding sleeve (15) runs through the block and has propelling movement branch (7), the one end and the drive wire sleeve (17) fixed connection of propelling movement branch (7), and the other end fixedly connected with hangers frame (8) of propelling movement branch (7).

2. The training glasses convenient for adjusting and preventing myopia as claimed in claim 1, wherein a bevel gear B (19) is arranged at the top end of the pushing knob (5), a bevel gear A (18) is arranged at one end of the transmission screw rod (16), teeth of the bevel gear A (18) are meshed with teeth of the bevel gear B (19) to be connected, and the pushing knob (5) and the transmission screw rod (16) are rotatably connected through the bevel gear B (19) and the bevel gear A (18).

3. The training glasses convenient for adjusting and preventing myopia as claimed in claim 1, wherein the outer diameter of the pushing support rod (7) is matched with the inner diameter of the positioning sliding sleeve (15), and the telescopic length of the pushing support rod (7) is the same as the thread length of the transmission screw rod (16).

4. The training glasses convenient for adjusting and preventing myopia as claimed in claim 1, wherein the driving shaft (10) and the driven shaft (13) rotate synchronously through a synchronous belt (11), and anti-skid teeth are arranged on the inner sides of the synchronous belt (11) and the transmission belt (12).

5. Training glasses with adjustable protection against myopia according to claim 1, characterized in that the flaps of the closing flaps (14) are of circular configuration and the flaps of the closing flaps (14) are of the same size as the ventilation through holes (3).

6. Training glasses with adjustable protection against myopia according to claim 1, characterized in that the number of ventilation through holes (3) is two, two per set.