CN210776063U

CN210776063U - Spectacle frame convenient to adjust interpupillary distance

Info

Publication number: CN210776063U
Application number: CN201921683877.XU
Authority: CN
Inventors: 吴品璋
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-10-10
Filing date: 2019-10-10
Publication date: 2020-06-16
Anticipated expiration: 2029-10-10

Abstract

The utility model discloses a spectacle frame convenient for adjusting interpupillary distance in the technical field of spectacles, which comprises a connecting frame, a lens frame, an ear frame and a nose frame, and the utility model is worn by the ear frame and the nose frame and provides a supporting function for the lens frame and the connecting frame, when a test lens is inserted, the arc plate is tightly pressed on the fixing ring by the test lens through the action of a spring plate and a third spring, thereby avoiding the test lens from shaking and leading a wearer to feel uncomfortable; when the spectacle frame needs to be used by people with different interpupillary distances, the spectacle frame needs to be adjusted, the driving gear is rotated by rotating the knob, the driving gear and the driven gear are both bevel gears, the rotation directions of the two driven gears are opposite, and the rotation directions of the two screw rods are opposite, so that the screw rods drive the moving blocks on the two sides to move, and the moving blocks drive the lens frame to move, thereby achieving the purpose of adjusting the interpupillary distance; the backup pad on the nose frame can stretch out and draw back the regulation to when making the people of difference wear, can play the effect of automatic adjustment position.

Description

Spectacle frame convenient to adjust interpupillary distance

Technical Field

The utility model relates to the technical field of glasses, specifically be an spectacle frame convenient to adjust interpupillary distance.

Background

The glasses are worn in front of the eyes to improve the eyesight, protect the eyes or be used for decoration, and can correct various eyesight problems, such as myopia, hyperopia, astigmatism, presbyopia, strabismus and the like; the glasses comprise lenses and a frame, and are divided into myopia glasses, hyperopia glasses, presbyopic glasses and astigmatic glasses, and special glasses are also provided for watching 3D stereoscopic images or virtual real images.

Glasses other types of glasses include goggles, sunglasses, swim glasses, etc., which provide various types of protection to the eyes. People who love beauty or are not used to wear glasses may choose to correct their vision with contact lenses. Although contact lenses and laser vision correction surgery have become more popular in recent years, spectacles remain the most common means of correcting vision.

When people buy the glasses, the optometry test is needed firstly, and the glasses frame for the test is needed to be worn only when the glasses are subjected to optometry, wherein the glasses frame is provided with no lenses and has the function of performing vision detection by inserting different optometry lenses; the existing spectacle frame is usually a fixed structure, cannot be adjusted according to the interpupillary distance of different wearers, and is inconvenient to use.

Based on this, the utility model designs a spectacle frame convenient to adjust interpupillary distance to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an spectacle frame convenient to adjust interpupillary distance to solve the problem of proposing among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a spectacle frame convenient for pupil distance adjustment comprises two connecting frames and two lens frames, wherein the two lens frames are symmetrically arranged below the connecting frames, the outer side ends of the two lens frames are respectively and rotatably connected with an ear frame, and a nose frame is arranged between the two lens frames; the connecting frame is of a cavity structure, two screws are symmetrically arranged on two sides of the connecting frame and are rotatably connected with the connecting frame, driven gears are respectively fixed at the inner side ends of the two screws, a driving gear is rotatably connected in the middle of the moving frame, two sides of the driving gear are respectively meshed with the two driven gears, a knob is further fixed at the center of the driving gear, and two moving grooves are symmetrically arranged on two sides of the top surface of the connecting frame; the lens frame includes solid fixed ring and arc, gu fixed ring's top is fixed with the movable block, the bottom leading flank evenly is provided with a plurality of fixed axles, the shifting chute that corresponds is passed on the top of movable block, and stretch into the inner chamber that removes the frame, and the top of movable block is equipped with the screw hole, and be connected with the screw rod through the screw hole, the position that the bottom of arc corresponds the fixed axle is provided with the removal hole, the outside end of fixed axle passes the removal hole and is fixed with the spring board, and the position cover that lies in on the fixed axle between spring board and the arc is equipped with the third spring.

Preferably, the nose frame comprises a support, the support is of a symmetrical structure, a first moving rod is fixed to the top of the middle of the support, the bottom ends of the two sides of the support are respectively and rotatably connected with a supporting plate, a spring cavity is formed in the middle of the bottom surface of the moving frame, the top end of a moving shaft extends into the spring cavity and is fixed with a first moving plate, and a first spring is arranged between the first moving plate and the bottom surface of the spring cavity.

Preferably, the nose frame comprises two spring tubes, the spring tubes are respectively fixed at the inner side ends of the two fixing rings, a second spring is arranged in each spring tube, one end of each second spring is connected with a second moving plate, a second moving rod is fixed on the side face of each second moving plate, one end of each second moving rod extends out of each spring tube, the extending end of each second moving rod bends downwards, and the second moving rod is rotatably connected with a supporting plate.

Preferably, the ear rack and the supporting plate are both provided with soft pads.

Preferably, the knob is located above the middle of the connecting frame, the bottom end of the knob is fixed with the connecting shaft, and the bottom end of the connecting shaft penetrates through the top surface of the connecting frame to extend into the inner cavity and is fixedly connected with the center of the driving gear.

Preferably, the side wall of the knob is provided with anti-skidding lines along the circumferential direction, a rubber sleeve is arranged at the joint of the connecting shaft and the top surface of the connecting frame, and the connecting shaft is positioned in the rubber sleeve.

Preferably, the inner diameter and the outer diameter of the arc-shaped plate are respectively equal to the inner diameter and the outer diameter of the fixing ring, and two ends of the top of the arc-shaped plate incline towards the outer side.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model is worn by the ear frame and the nose frame, and provides a supporting function for the lens frame and the connecting frame, when the testing lens is inserted, the arc plate presses the testing lens tightly on the fixing ring through the action of the spring plate and the third spring, thereby avoiding the shaking of the testing lens and causing the wearer to feel uncomfortable; when the spectacle frame needs to be used by people with different interpupillary distances, adjustment needs to be carried out, the driving gear is rotated by rotating the knob, the driving gear and the driven gear are bevel gears, the rotation directions of the two driven gears are opposite, the rotation directions of the two screw rods are opposite, so that the movable blocks on the two sides are driven by the screw rods to move, the movable blocks drive the lens frames to move, the distance between the two lens frames is adjusted, and the purpose of adjusting the interpupillary distance of the tested lens is achieved; the backup pad contacts with the bridge of the nose both sides to through the effect of first spring or second spring, make the backup pad adjust by flexible, thereby when making the people of difference wear, can play the effect of automatic adjustment position.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the lens frame of the present invention;

FIG. 3 is a first structural diagram of the nose frame of the present invention;

fig. 4 is a schematic structural diagram of a third embodiment of the present invention;

fig. 5 is a second structural schematic diagram of the nose frame of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1-connecting frame, 101-driving gear, 102-driven gear, 103-screw rod, 104-knob, 105-moving groove, 106-spring cavity, 2-lens frame, 201-fixing ring, 202-arc plate, 203-fixing shaft, 204-spring plate, 205-third spring, 206-moving hole, 207-moving block, 3-nose frame, 301-supporting plate, 302-bracket, 303-first moving rod, 304-first moving plate, 305-first spring, 306-second moving rod, 307-second moving plate, 308-second spring, 309-spring tube and 4-ear frame.

Detailed Description

The technical solution in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.

Example one

Referring to the drawings, the utility model provides a technical scheme: a spectacle frame convenient for interpupillary distance adjustment comprises a connecting frame 1 and two lens frames 2, wherein the two lens frames 2 are symmetrically arranged below the connecting frame 1, the outer side ends of the two lens frames 2 are respectively and rotatably connected with an ear frame 4, and a nose frame 3 is arranged between the two lens frames 2; the connecting frame 1 is of a cavity structure, two screws 103 are symmetrically arranged on two sides of the connecting frame and are rotatably connected with the connecting frame, driven gears 102 are respectively fixed at the inner side ends of the two screws 103, a driving gear 101 is rotatably connected in the middle of the moving frame, two sides of the driving gear 101 are respectively meshed with the two driven gears 102, a knob 104 is further fixed at the center of the driving gear 101, and two moving grooves 105 are symmetrically arranged on two sides of the top surface of the connecting frame 1; the lens frame 2 comprises a fixing ring 201 and an arc-shaped plate 202, a moving block 207 is fixed at the top of the fixing ring 201, a plurality of fixing shafts 203 are uniformly arranged on the front side face of the bottom of the fixing ring, the top end of the moving block 207 penetrates through a corresponding moving groove 105 and extends into an inner cavity of the moving frame, a threaded hole is formed in the top of the moving block 207 and is connected with a screw 103 through the threaded hole, a moving hole 206 is formed in the bottom of the arc-shaped plate 202 corresponding to the position of the fixing shaft 203, a spring plate 204 is fixed on the outer side end of the fixing shaft 203 after penetrating through the moving hole 206, and a third spring 205 is sleeved on the fixing shaft 203 between the spring.

The working principle of the embodiment is as follows: when the spectacle frame is required to be worn for vision detection, the spectacle frame is worn through the ear frames 4 and the nose frames 3, a supporting function is provided for the lens frame 2 and the connecting frame 1, when a test lens is inserted, the arc-shaped plate 202 tightly presses the test lens on the fixing ring 201 through the functions of the spring plate 204 and the third spring 205, and the test lens is prevented from shaking and causing discomfort to a wearer; when the spectacle frame needs to be used by people with different interpupillary distances, the spectacle frame needs to be adjusted, the driving gear 101 is rotated by rotating the knob 104, the driving gear 101 and the driven gear 102 are bevel gears, the rotating directions of the two driven gears 102 are opposite, the rotating directions of the two screw rods 103 are opposite, so that the moving blocks 207 on two sides are driven by the screw rods 103 to move, the moving blocks 207 drive the lens frames 2 to move, the distance between the two lens frames 2 is adjusted, and the purpose of adjusting the interpupillary distance of the test lens is achieved.

Example two

On the basis of the first embodiment, the nose frame 3 includes a support 302, the support 302 is of a symmetrical structure, a first moving rod 303 is fixed to the top of the middle of the support 302, the bottom ends of the two sides are respectively and rotatably connected with a support plate 301, a spring cavity 106 is arranged in the middle of the bottom surface of the moving frame, the top end of a moving shaft extends into the spring cavity 106 and is fixed with a first moving plate 304, a first spring 305 is arranged between the first moving plate 304 and the bottom surface of the spring cavity 106, when the spectacle frame is worn, the support plate 301 is in contact with the two sides of the nose bridge, and the support plate 301 and the support 302 can be adjusted in a telescopic mode through the first spring 305, the first moving rod 303 and the first moving plate 304, so that when different people wear the spectacle frame, the position can be automatically adjusted.

Wherein, all be provided with the cushion on ear rack 4 and the backup pad 301, make the spectacle frame can improve the travelling comfort when wearing through the cushion.

EXAMPLE III

On the basis of the first embodiment, the nose frame 3 includes two spring tubes 309, and the spring tubes 309 are fixed to the inner ends of the two fixing rings 201 respectively, a second spring 308 is disposed in the spring tube 309, one end of the second spring 308 is connected to a second moving plate 307, a second moving rod 306 is fixed to the side of the second moving plate 307, one end of the second moving rod 306 extends out of the spring tube 309, the extending end of the second moving rod is bent downward, and a support plate 301 is rotatably connected to the second spring 308.

Example four

On the basis of the second embodiment, the knob 104 is located above the middle of the connecting frame 1, the bottom end of the knob is fixed with the connecting shaft, the bottom end of the connecting shaft penetrates through the top surface of the connecting frame 1 to extend into the inner cavity and is fixedly connected with the center of the driving gear 101, and the knob 104 located outside the connecting frame 1 is fixedly connected with the driving gear 101 located inside the connecting frame 1 through the connecting shaft.

The lateral wall of knob 104 is provided with anti-skidding line along the circumferencial direction, and the hand is smooth when preventing to rotate knob 104, and the connecting axle is equipped with the rubber sleeve with the top surface junction of link 1, and the connecting axle is arranged in the rubber sleeve, and the increase connecting axle rotates the time and the friction between the link 1 top surface, avoids the unexpected removal of connecting axle.

The internal diameter and the external diameter of arc 202 equal with the internal diameter and the external diameter of solid fixed ring 201 respectively, avoid inserting the test lens after, the arc 202 is too wide to cause the condition such as sheltering from, and the top both ends of arc 202 incline to the outside, and the tip that inclines plays the effect of direction, is convenient for insert the test lens through the tip that inclines.

EXAMPLE five

On the basis of the third embodiment, the knob 104 is located above the middle of the connecting frame 1, the bottom end of the knob is fixed with the connecting shaft, the bottom end of the connecting shaft penetrates through the top surface of the connecting frame 1 to extend into the inner cavity and is fixedly connected with the center of the driving gear 101, and the knob 104 located outside the connecting frame 1 is fixedly connected with the driving gear 101 located inside the connecting frame 1 through the connecting shaft.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended to be illustrative only. The preferred embodiments are not exhaustive and do not limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides an spectacle frame convenient to adjust interpupillary distance, includes connecting frame and lens frame, its characterized in that: the two lens frames are symmetrically arranged below the connecting frame, the outer side ends of the two lens frames are respectively and rotatably connected with an ear frame, and a nose frame is arranged between the two lens frames; the connecting frame is of a cavity structure, two screws are symmetrically arranged on two sides of the connecting frame and are rotatably connected with the connecting frame, driven gears are respectively fixed at the inner side ends of the two screws, a driving gear is rotatably connected in the middle of the moving frame, two sides of the driving gear are respectively meshed with the two driven gears, a knob is further fixed at the center of the driving gear, and two moving grooves are symmetrically arranged on two sides of the top surface of the connecting frame; the lens frame comprises a fixing ring and an arc-shaped plate, a moving block is fixed to the top of the fixing ring, a plurality of fixing shafts are evenly arranged on the front side face of the bottom of the fixing ring, the top end of the moving block penetrates through a corresponding moving groove and extends into an inner cavity of the moving frame, a threaded hole is formed in the top of the moving block and is connected with a screw rod through the threaded hole, a moving hole is formed in the position, corresponding to the fixing shaft, of the bottom of the arc-shaped plate, the outer side end of the fixing shaft penetrates through the moving hole and is fixed with a spring plate, and a third spring is sleeved on the position, located between.

2. The spectacle frame for facilitating interpupillary distance adjustment of claim 1, wherein: the nose frame comprises a support, the support is of a symmetrical structure, a first moving rod is fixed to the top of the middle of the support, the bottom ends of the two sides of the support are respectively connected with a supporting plate in a rotating mode, a spring cavity is formed in the middle of the bottom surface of the moving frame, the top end of a moving shaft extends into the spring cavity and is fixed with a first moving plate, and a first spring is arranged between the first moving plate and the bottom surface of the spring cavity.

3. The spectacle frame for facilitating interpupillary distance adjustment of claim 1, wherein: the nose frame comprises two spring tubes, the spring tubes are fixed at the inner side ends of the two fixing rings respectively, a second spring is arranged in each spring tube, one end of each second spring is connected with a second movable plate, a second movable rod is fixed on the side face of each second movable plate, one end of each second movable rod extends out of each spring tube, the extending end of each second movable rod bends downwards, and the second movable rods are rotatably connected with supporting plates.

4. A spectacle frame for facilitating adjustment of interpupillary distance as claimed in claim 2 or 3, wherein: soft pads are arranged on the ear frames and the supporting plate.

5. The spectacle frame for facilitating interpupillary distance adjustment of claim 1, wherein: the knob is located above the middle of the connecting frame, the bottom end of the knob is fixed with the connecting shaft, and the bottom end of the connecting shaft penetrates through the top surface of the connecting frame to extend into the inner cavity and is fixedly connected with the center of the driving gear.

6. The spectacle frame for facilitating adjustment of interpupillary distance of claim 5, wherein: the lateral wall of knob is provided with anti-skidding line along the circumferencial direction, the connecting axle is equipped with the rubber sleeve with the top surface junction of link, and the connecting axle is arranged in the rubber sleeve.

7. The spectacle frame for facilitating interpupillary distance adjustment of claim 1, wherein: the internal diameter and the external diameter of arc are equal with solid fixed ring's internal diameter and external diameter respectively, and the top both ends of arc are to the outside slope.