CN220399745U - Lens structure capable of preventing lens from falling off - Google Patents

Abstract

The utility model discloses a lens structure for preventing lenses from falling off, and relates to the technical field of glasses. This avoid lens structure that lens drops compares with current ordinary lens, when needs are fixed to the lens body, through opening picture frame and lower picture frame, the one end that has draw-in groove two to the lens body corresponds the picture frame, put into the fixed slot on picture frame and the lower picture frame again the lens body, through threaded connection, when fixing, the lens body can compress the inserted bar, make the inserted bar shrink, when the lens body is gone into completely, the inserted bar is under logical intracavity portion's spring and limiting plate drive, make the inserted bar restore original form, it is fixed to enter into draw-in groove two, prevent when going up picture frame and lower picture frame take place not hard up, the phenomenon that the lens body dropped takes place, stability after the lens body installation has been improved, also can prevent that the lens body from droing simultaneously, let the practicality of device promote greatly.

Description

Lens structure capable of preventing lens from falling off

Technical Field

The utility model relates to the technical field of glasses, in particular to a lens structure for preventing a lens from falling off.

Background

The glasses are lens lenses embedded in the frame and worn in front of eyes to improve eyesight, protect eyes or make decorative use, and in terms of the functions of the lenses, the glasses have the functions of adjusting the quantity of light entering the eyes, improving eyesight, protecting eye safety and clinically treating eye diseases, can treat children strabismus caused by ametropia and ametropia patients accompanied by headache after wearing the glasses, and the function of the glasses frame not only has the function of supporting the lenses to form the glasses to be worn on eyes of people, but also has the functions of beautifying and decorating, and modern popular people stress that the glasses have harmony with facial makeup and clothes of people, reflect the signs of high social level, academic elegance, fashion and the like.

However, the prior lenses are connected to the glasses frame by using a frame or screws, but the screws are loosened after the glasses are used for a long time, so that the upper glasses frame and the lower glasses frame are separated, and the phenomenon of loosening and falling off can occur.

Accordingly, in view of the above, an improvement is made to the existing structure, and a lens structure for preventing the lens from falling off is proposed.

Disclosure of Invention

The present utility model is directed to a lens structure for preventing lens from falling off, so as to solve the above-mentioned problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a avoid lens structure that lens drops, includes picture frame and lower picture frame, lower picture frame rotates to be connected in last picture frame below, lower picture frame one side fixedly connected with connecting block one, the rear fixedly connected with earpiece of connecting block one, lower picture frame opposite side fixedly connected with crossbeam, go up picture frame and lower picture frame internal surface and seted up the fixed slot, the inside of fixed slot is provided with the lens body, the place ahead of going up the picture frame is provided with two and pulls out the ring, pull out the ring place ahead and offered draw-in groove one, pull out the rear fixedly connected with inserted bar of ring, go up the inside logical chamber of having seted up of picture frame top, the inside of leading to the chamber is provided with the spring, the one end and the logical chamber fixed connection of spring, the other end and the limiting plate of spring, draw-in groove two have been seted up with the place that leads to the chamber position parallel to the lens body.

Preferably, the lower mirror frame is symmetrically provided with two lower mirror frames along the central axis of the beam, and the other end of the inserted link penetrates through the spring and the limiting plate in the cavity to the second clamping groove on the lens body.

Preferably, the inserted link is rectangular, and the lower part of one end of the inserted link far away from the pulling circular ring is arc-shaped.

Preferably, the anti-slip plugs are arranged at one ends of the glasses legs, and one ends of the anti-slip plugs are fixedly connected with the extension glasses legs.

Preferably, a stop block is arranged below one end of the extending mirror foot, and the stop block is fixedly connected with the extending mirror foot.

Preferably, one end of the lower mirror frame is connected with a second connecting block, and one end of the second connecting block is fixedly connected with a nose support

Preferably, the sponge layer is installed on one side of the outer surface of the nose pad, air holes are formed in one side of the outer surface of the sponge layer, and the air holes penetrate through the sponge layer and the nose pad.

Preferably, the nose support is fixedly connected with the lower mirror frame through a second connecting block by using nuts, and the nose support is symmetrically provided with two nose supports along the center of the cross beam.

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

1. according to the utility model, through the arrangement of the upper lens frame, the lower lens frame, the first connecting block, the lens body, the cross beam, the fixing groove, the inserted link, the through cavity, the spring, the limiting plate and the second clamping groove, when the lens body is required to be fixed, the end of the lens body with the second clamping groove corresponds to the upper lens frame by opening the upper lens frame and the lower lens frame, and then the lens body is placed into the fixing groove on the upper lens frame and the lower lens frame, when the lens body is fixed through the threads, the inserted link is compressed to enable the inserted link to shrink, when the lens body is completely inserted, the inserted link is driven by the spring and the limiting plate in the through cavity, so that the inserted link is restored to be fixed into the second clamping groove, the phenomenon that the lens body falls when the upper lens frame and the lower lens frame are loosened is prevented, the stability after the lens body is installed is improved, and meanwhile, the practicability of the device is greatly improved;

2. according to the utility model, through the arrangement of the glasses legs, the anti-slip plugs, the extension glasses legs and the stop blocks, the extension glasses legs are convenient to wear the glasses above the ears, the glasses are more stable to wear by being matched with the nose pads, meanwhile, the anti-slip plugs are convenient to move to prolong the distance of the glasses legs, when the anti-slip plugs are moved to proper positions, the stop blocks can support the auricle parts of the wearer, the glasses cannot slip when the wearer moves severely or falls down, so that the glasses are more firm to wear, the positions of the stop blocks can be adjusted by pulling the extension glasses legs forcefully, and the anti-slip glasses are suitable for various crowds;

3. according to the utility model, through the arrangement of the nose support, the sponge layer and the air holes, the nose support bears part of the weight of the upper and lower frames, the upper and lower frames are prevented from sliding off the bridge of the nose of a wearer, meanwhile, the sponge layer prevents the upper, lower and lens bodies from wearing glasses for a long time, the weight of the upper, lower and lens bodies presses out the bridge of the nose through the nose support, the bridge of the nose is protected, meanwhile, the air holes can effectively ventilate the bridge of the nose, the sponge layer prevents the bridge of the nose from being too stuffy, and the practicability of the device is reflected.

Drawings

FIG. 1 is a schematic view of the overall three-dimensional structure of the present utility model;

FIG. 2 is a schematic diagram of the overall side cross-sectional structure of the present utility model;

FIG. 3 is an enlarged schematic view of the structure of FIG. 1A according to the present utility model;

FIG. 4 is a schematic cross-sectional view of a nose pad and sponge layer according to the present utility model.

In the figure: 1. an upper mirror frame; 2. a lower mirror frame; 3. a first connecting block; 4. spectacle legs; 5. a lens body; 6. a cross beam; 7. a fixing groove; 8. pulling out the circular ring; 9. a clamping groove I; 10. a rod; 11. a cavity is communicated; 12. a spring; 13. a limiting plate; 14. a clamping groove II; 15. an anti-slip plug; 16. extending the lens feet; 17. a stop block; 18. a second connecting block; 19. a nose pad; 20. a sponge layer; 21. and (5) air holes.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1-3, a lens structure for preventing lenses from falling off comprises an upper lens frame 1 and a lower lens frame 2, wherein the lower lens frame 2 is rotationally connected to the lower part of the upper lens frame 1, one side of the lower lens frame 2 is fixedly connected with a first connecting block 3, the rear part of the first connecting block 3 is fixedly connected with an earpiece 4, the other side of the lower lens frame 2 is fixedly connected with a cross beam 6, the inner surfaces of the upper lens frame 1 and the lower lens frame 2 are provided with a fixed groove 7, a lens body 5 is arranged in the fixed groove 7, two pulling rings 8 are arranged in front of the upper lens frame 1, a clamping groove I9 is arranged in front of the pulling rings 8, a plug rod 10 is fixedly connected to the rear part of the pulling rings 8, a through cavity 11 is formed in the upper lens frame 1, a spring 12 is arranged in the inner part of the through cavity 11, one end of the spring 12 is fixedly connected with the through cavity 11, the other end of the spring 12 is connected with a limiting plate 13, and a clamping groove II 14 is formed in a place parallel to the position of the lens body 5 and the through cavity 11.

Furthermore, two lower mirror frames 2 are symmetrically arranged along the central axis of the cross beam 6, and the other ends of the inserted rods 10 penetrate through springs 12 and limiting plates 13 in the cavities 11 to clamping grooves two 14 on the lens body 5 for clamping and fixing.

Further, the inserted link 10 is rectangular, and the lower part of one end of the inserted link 10 far away from the pulling ring 8 is arc-shaped, so that the installation is convenient.

Further, pull ring 8 and lower picture frame 2 laminating mutually, avoid people to take place the phenomenon that the mistake touched, and can not influence visual effect.

As shown in fig. 1, fig. 2 and fig. 4, the anti-slip plug 15 is installed at one end of the earpiece 4, one end of the anti-slip plug 15 is fixedly connected with the extension earpiece 16, the stop block 17 is installed below one end of the extension earpiece 16, the stop block 17 is fixedly connected with the extension earpiece 16, one end of the lower earpiece 2 is connected with the second connecting block 18, one end of the second connecting block 18 is fixedly connected with the nose support 19, the sponge layer 20 is installed at one side of the outer surface of the nose support 19, and the air hole 21 is formed at one side of the outer surface of the sponge layer 20, and the air hole 21 penetrates through the sponge layer 20 and the nose support 19, the nose support 19 is fixedly connected with the lower earpiece 2 through the second connecting block 18 by using a nut, and the nose support 19 is provided with two along the center symmetry of the cross beam 6.

Further, the anti-slip plug 15 is made of rubber material, has certain friction and elasticity, and prevents the sliding phenomenon from occurring after the extended mirror foot 16 moves.

Further, a plurality of air holes 21 are formed in the sponge layer 20, so that ventilation of the nose bridge is facilitated, long-time extrusion is prevented, and damage is prevented.

Working principle: when the lens structure for avoiding the falling of the lenses is used, firstly, when the lens body 5 is required to be fixed, one end of the lens body 5 with the clamping groove II 14 corresponds to the upper lens frame 1 by opening the upper lens frame 1 and the lower lens frame 2, then the lens body 5 is put into the fixing groove 7 on the upper lens frame 1 and the lower lens frame 2, when the lens body 5 is fixed through threads, the lens body 5 compresses the inserted rod 10, so that the inserted rod 10 is contracted, when the lens body 5 is completely inserted, the inserted rod 10 is driven by the spring 12 and the limiting plate 13 in the through cavity 11, so that the inserted rod 10 is restored to the original shape, and enters the clamping groove II 14 to be fixed, the phenomenon that the lens body 5 falls when the upper lens frame 1 and the lower lens frame 2 are loosened is prevented, the stability after the lens body 5 is installed is improved, meanwhile, the practicability of the device is greatly improved, when the lens body 5 is required to be disassembled, the upper lens frame 1 and the lower lens frame 2 are loosened firstly, then enter the clamping groove I9 on the pulling circular ring 8 through the tweezers to loosen, so that the lens body 5 is taken out, the pulling circular ring 8 is attached to the lower lens frame 2, the phenomenon that people touch by mistake is avoided, the visual effect cannot be influenced, when different people are corresponded, the glasses are conveniently worn above the ears by the extending glasses legs 16, the nose pads 19 are matched to enable the glasses to be more stable to wear, meanwhile, the anti-slip plugs 15 are convenient to move for prolonging the distance of the glasses legs 16, when the glasses are moved to a proper position, the phenomenon that slipping occurs is prevented, the stop blocks 17 can abut against the root parts of the ears of a wearer, the glasses cannot slip off when the wearer moves severely or is low, the glasses are enabled to wear more firmly, the positions of the stop blocks 17 can be adjusted by forcefully pulling the extending glasses legs 16, the nose holds in the palm 19 and has born the weight of the part of upper eyeglass frame 1 and lower eyeglass frame 2, also prevent to go up eyeglass frame 1 and lower eyeglass frame 2 and follow the bridge of the nose landing of wearer, sponge layer 20 prevents to wear glasses for a long time simultaneously, go up eyeglass frame 1, the weight of lower eyeglass frame 2 and lens body 5 is through the nose holds in the palm 19 with the extrusion impression of bridge of the nose, the protection bridge of the nose, the gas pocket 21 can be effectual be the bridge of the nose ventilative simultaneously, prevent that sponge layer 20 makes the bridge of the nose too sultry, the practicality of device has been embodied, nose holds in the palm 19 and uses nut fixed mounting on lower eyeglass frame 2 through connecting block two 18, the accessible dismantlement nut is held in the palm 19 with the nose, make things convenient for the change of nose holds in the palm 19, this is the theory of operation of this lens structure that avoids the lens to drop.

Claims (8)

1. The utility model provides a avoid lens structure that lens drops, includes picture frame (1) and lower picture frame (2), its characterized in that, lower picture frame (2) rotate and connect in last picture frame (1) below, lower picture frame (2) one side fixedly connected with connecting block one (3), the rear fixedly connected with earpiece (4) of connecting block one (3), lower picture frame (2) opposite side fixedly connected with crossbeam (6), fixed slot (7) have been seted up to last picture frame (1) and lower picture frame (2) internal surface, the inside of fixed slot (7) is provided with lens body (5), the place ahead of going up picture frame (1) is provided with two and pulls out ring (8), pull out the rear fixedly connected with inserted bar (10) of ring (8), go up picture frame (1) top inside and seted up logical chamber (11), the inside of leading to chamber (11) is provided with spring (12), the one end of spring (12) and logical chamber (11) and logical chamber (12) are connected with two places (14) and two places of spacing board (14), the other end of pulling out ring (8) is parallel.

2. The lens structure for preventing lens from falling off according to claim 1, wherein two lower frames (2) are symmetrically arranged along the central axis of the cross beam (6), and the other ends of the inserting rods (10) penetrate through the springs (12) and the limiting plates (13) in the cavities (11) to the clamping grooves (14) on the lens body (5).

3. A lens structure for avoiding lens falling off according to claim 1, wherein the insert rod (10) is rectangular in shape, and the lower part of one end of the insert rod (10) far away from the pulling circular ring (8) is arc-shaped.

4. A lens structure for avoiding lens falling off according to claim 1, wherein an anti-slip plug (15) is installed at one end of the earpiece (4), and an extended earpiece (16) is fixedly connected to one end of the anti-slip plug (15).

5. The lens structure for preventing lens from falling off according to claim 4, wherein a stopper (17) is installed below one end of the extended temple (16), and the stopper (17) is fixedly connected with the extended temple (16).

6. The lens structure for preventing lens from falling off according to claim 1, wherein one end of the lower lens frame (2) is connected with a second connecting block (18), and one end of the second connecting block (18) is fixedly connected with a nose pad (19).

7. The lens structure for preventing lens from falling off according to claim 6, wherein the sponge layer (20) is installed on one side of the outer surface of the nose pad (19), the air hole (21) is formed on one side of the outer surface of the sponge layer (20), and the air hole (21) penetrates through the sponge layer (20) and the nose pad (19).

8. The lens structure for preventing the lens from falling off according to claim 6, wherein the nose pad (19) is fixedly connected with the lower lens frame (2) through a second connecting block (18) by using nuts, and the nose pad (19) is symmetrically provided with two nose pads along the center of the cross beam (6).