CN115793273A

CN115793273A - Picture frame fixing device

Info

Publication number: CN115793273A
Application number: CN202211728186.3A
Authority: CN
Inventors: 钱诚; 万光明; 董一; 闫磐石; 梁申芝
Original assignee: First Affiliated Hospital of Zhengzhou University
Current assignee: First Affiliated Hospital of Zhengzhou University
Priority date: 2022-12-31
Filing date: 2022-12-31
Publication date: 2023-03-14

Abstract

The invention particularly relates to a spectacle frame fixing device which comprises two spectacle legs and two spectacle frames, wherein an adjusting mechanism capable of changing the distance is arranged between the two spectacle frames, the adjusting mechanism comprises a sliding rod, an adjusting rod penetrates through the sliding rod in a sliding manner, the left end of the sliding rod is fixed in the left spectacle frame, the right end of the sliding rod is positioned in the right spectacle frame in a sliding manner, the right end of the adjusting rod is in threaded connection with the right spectacle frame, the outer side surface of the left part of the adjusting rod is fixedly connected with a first retaining ring, the first retaining ring is positioned in the left spectacle frame in a rotating manner, the outer side surface of the left spectacle frame is provided with a circular groove, and the adjusting rod is positioned in the circular groove; a plurality of clamping mechanisms are arranged on the periphery of the inner side of the glasses frame; the invention can adjust the size of the spectacle frame, can quickly install the spectacle lenses, can also quickly install and fix the spectacle lenses according to different thicknesses, can prevent the mirror surface from being worn when the spectacle lenses are taken down, and is convenient to install and take down.

Description

Picture frame fixing device

Technical Field

The invention belongs to the technical field of ophthalmological equipment, and particularly relates to a spectacle frame fixing device.

Background

Glasses (glasses) are a combination of lenses and frames for vision improvement, eye protection, or decorative purposes. The glasses can correct a variety of vision problems including myopia, hyperopia, astigmatism, presbyopia, strabismus, amblyopia, and the like. The glasses are composed of lenses and a glasses frame. The glasses include myopia glasses, hyperopia glasses, presbyopic glasses, astigmatic glasses, plain glasses, computer goggles, swimming goggles, night vision goggles, electronic competition game goggles, electronic competition goggles, sunglasses, toy glasses and sunglasses 15. There are also special glasses for watching 3D stereoscopic images or virtual real images. Other types of eyewear include goggles, sunglasses, swim glasses, etc., which provide various protective effects to the eyes. Modern spectacles are usually provided with a nose pad in the middle of the lens and soft pads at the positions where the left and right arms rest on the ears. People who love beauty or are not used to wear glasses may choose to correct their vision with contact lenses.

The glasses are indispensable to myopia people or people with hyperopia, astigmatism and the like, and in many occasions, such as a glasses shop or some places needing to replace lenses for experience, the common glasses frame cannot be replaced quickly, while the existing glasses frame convenient to replace is only suitable for the glasses shop, and the lenses are easy to drop; in addition, the glasses are different in size according to the head of a person, and different persons need to temporarily wear temporary glasses frames with uniform specifications when the glasses are matched or the degree of the glasses or the correction degree is tested, so that the glasses are too tight or too loose when being worn.

In order to solve the problems, the glasses convenient to replace are simple and quick to disassemble, convenient to use and adjustable in size.

Disclosure of Invention

The invention aims to overcome the defects in the prior art and provide a spectacle frame fixing device.

The purpose of the invention is realized as follows: a spectacle frame fixing device comprises two spectacle legs and two spectacle frames, wherein the spectacle frames are rotatably connected with the spectacle legs, a pair of nose supports are arranged at the rear sides of the two spectacle frames, an adjusting mechanism capable of changing the distance is arranged between the two spectacle frames, the adjusting mechanism comprises a sliding rod, an adjusting rod is slidably arranged in the sliding rod in a penetrating mode, the left end of the sliding rod is fixed in the spectacle frame on the left side, the right end of the sliding rod is slidably positioned in the spectacle frame on the right side, the right end of the adjusting rod is in threaded connection with the spectacle frame on the right side, a first check ring is fixedly connected to the outer side face of the left part of the adjusting rod, the first check ring is rotatably positioned in the spectacle frame on the left side, a circular groove is formed in the outer side face of the spectacle frame on the left side, and the adjusting rod is positioned in the circular groove; a plurality of clamping mechanisms are arranged around the inner side of the glasses frame.

Further, clamping mechanism is including the pin, the lifting seat, the cardboard, spring one, a plurality of recesses corresponding with clamping mechanism are seted up to the spectacle-frame medial surface, the pin is fixed at the spectacle-frame medial surface, the pin is located the recess rear side, the lifting seat can be gliding from top to bottom be located the recess, the lifting seat upper surface is the inclined plane structure that inclines backward, the inclined plane can be gliding from top to bottom on the lifting seat and be provided with a plurality of cardboards, the fixed a plurality of spring one that is provided with in cardboard below, a spring lower extreme and lifting seat fixed connection, the cardboard upper surface is the inclined plane structure that inclines backward.

Furthermore, the clamping mechanism also comprises a lifting plate, a second spring, a screw rod and a second check ring, wherein the lifting plate can slide up and down and is positioned at the bottom of the groove, the screw rod penetrates through the middle part of the lifting plate, the lifting plate is in threaded connection with the screw rod, the second check ring is fixedly arranged at the lower part of the screw rod, the lower end of the screw rod can rotatably penetrate through the spectacle frame, and the second check ring can rotatably be positioned in the spectacle frame; a plurality of springs II are arranged between the lifting plate and the lifting seat.

Furthermore, the clamping mechanism further comprises a guide rod I, a guide rod II, a guide rod III, an extrusion block, a spring III, a clamping rod I, a clamping rod II, a clamping rod III, a spring III, a pull rod, a sliding plate, a spring IV, a spring V, a spring VI, a sliding block and a guide plate, wherein the guide plate is fixed on the inner side of the groove, and the upper surface of the guide plate is of a forward inclined plane structure; the extrusion block is positioned in the groove in a vertically sliding manner, the extrusion block is positioned on the left side of the lifting seat, the upper surface of the extrusion block is of a forward-inclined plane structure, the first guide rod is fixed on the lower surface of the extrusion block, the lower end of the first guide rod can penetrate through the lifting plate in a sliding manner, the first guide rod is provided with a first clamping groove, the upper end of the third spring is fixedly connected with the lower surface of the extrusion block, and the lower end of the third spring is fixedly connected with the lifting plate; the clamping rod II is fixed in the middle of the clamping rod I, the clamping rod I and the clamping rod II are vertically distributed, a first sliding groove is formed in the glasses frame on the right side of the groove, the right end of the clamping rod I is slidably located in the first sliding groove, a spring IV is fixedly connected to the right end of the clamping rod I, the other end of the spring IV is fixed in the sliding groove, a guide rod III is slidably located at the left end of the clamping rod II, a spring V is sleeved on the outer side face of the guide rod III, and two ends of the spring V are fixedly connected with the clamping rod III and the clamping rod II respectively. The left end of the guide rod III is fixedly connected with the clamp rod III, the lower surface of the clamp rod III is fixedly connected with a pull rod, the lower end of the pull rod can slidably penetrate through the lifting plate and the glasses frame, and the pull rod can move left and right along the lifting plate and the glasses frame; the middle of the lower surface of the lifting seat is fixedly connected with a sliding block, the upper surface of the sliding plate is provided with a second sliding groove, the sliding block can slide in the second sliding groove of the sliding plate, the sliding plate and the sliding block can slide back and forth, the front side in the second sliding groove is provided with a sixth spring, one end of the sixth spring is connected with the sliding block, the lower end of the sliding plate is fixedly connected with a second guide rod, the lower part of the second guide rod can vertically slide to penetrate through the lifting plate, and the left side face of the second guide rod is provided with a second clamping groove.

Furthermore, clamping mechanism still including spring seven, press head, has seted up spout three in the press head, pull rod lower extreme slidable is located spout three, seven one end of spring and pull rod lower extreme terminal surface fixed connection, one end and press head fixed connection.

Furthermore, clamping mechanism still including the press head upper portion be spherical structure, draw groove has been seted up corresponding with clamping mechanism on the spectacle-frame, what the pull rod can move about is located the draw groove, and the arc wall has been seted up on the upper end right side of draw groove.

When the device is used, the connecting piece is fixed on the glasses frame, the glasses legs are rotatably connected with the connecting piece, the prepared glasses lenses are installed in the glasses frame, and when the device is installed, the glasses lenses are fixed in the glasses frame through the clamping mechanism, namely, the glasses lenses are fixed through the stop lever and the clamping plate. Extrude the lens in the spectacle-frame when using, the lens extrudees the dummy block all around, because the dummy block upper surface is the inclined plane structure, carry out the extruded in-process dummy block to it at the lens and remove in the recess, spring three pressurized this moment, when the lens blocks completely in the spectacle-frame promptly with the pin laminating, dummy block top and the inboard upper surface parallel and level of spectacle-frame, the three left ends of kelly are located draw-in groove one on the guide arm this moment, kelly three receive spring four and spring five in the spring action card income draw-in groove one, the realization reciprocates the chucking restriction dummy block of dummy block. When the clamping rod III is clamped into the extrusion block, the clamping rod II is separated from the clamping groove II on the guide rod II, and the clamping rod II is separated from the limit of the guide rod II; the lifting seat moves upwards under the action of the elastic force of the spring II, the lifting seat moves towards the direction of the stop lever under the action of the elastic force of the spring six in the process of moving upwards, and the upper surface of the guide plate is an inclined plane, so that the lifting seat moves towards the direction of the stop lever while moving upwards. When the lifting seat moves upwards, the upper surface of the clamping plate on the upper rear side of the lifting seat is firstly attached to the outer side surface of the spectacle lens, and the spring below the clamping plate is pressed; the cardboard that is not located the lens below is not compressed, along with the upwards backward movement of lifter plate, is close to the inboard cardboard of lens and the laminating of lens medial surface, and the cooperation pin realizes fixing spacingly to the extrusion of lens. The height of the lifting plate in the groove can be adjusted by rotating the screw rod, so that the stress degree of the third spring and the second spring is changed, and the pressure intensity of the extrusion block and the lifting seat in downward movement is changed. When the glasses are required to be taken down, the pressing head moves rightwards to the arc-shaped groove, so that the clamping rod III is driven to move rightwards, the clamping rod III is separated from the clamping groove I, the left side face of the clamping rod III is located on the right side of the guide rod I and does not contact with the guide rod I, and when the pressing head is located on the left side of the arc-shaped groove, the left side face of the clamping rod III contacts with the right side face of the guide rod I so that the function of the extrusion block can be achieved in a circulating mode. The third clamping rod is released from limiting; the pressing head is clamped into the arc-shaped groove by the spherical structure at the upper end of the pressing head under the action of the elastic force of the spring seven, the third clamping rod is prevented from moving leftwards, the lifting seat is pressed downwards, when the lifting seat moves downwards, the guide plate moves forwards due to the cooperation of the inclined surface of the guide plate and the inclined surface at the rear side of the lifting seat, so that the clamping plate can move forwards to be separated from the spectacle lens, and the spectacle lens is prevented from being abraded when the clamping plate moves downwards; until the upper surface of the lifting seat is flush with the inner side surface of the spectacle frame, the clamping rod II is clamped into the clamping groove II to limit the guide rod II under the elastic action of the spring five and the spring four, and the clamping plate releases the clamping limit of the spectacle lens, so that the spectacle lens can be taken out.

The right glasses frame is driven to move leftwards through the rotary adjusting rod, so that the distance between the two glasses frames is adjusted to adapt to the faces of people with different sizes.

Has the beneficial effects that: this device can adjust the spectacle-frame size to can install the lens fast, also can install fast fixedly according to the lens of different thickness simultaneously, also can prevent to mirror surface wearing and tearing when taking off the lens, and the installation is taken off conveniently.

Drawings

Fig. 1 is a schematic structural view of the invention.

Fig. 2 is a schematic structural view of the guide rod of the present invention when it is horizontally placed.

Fig. 3 is a partial structural schematic diagram of the invention.

Fig. 4 is a structural schematic diagram of the locking mechanism of the invention.

Fig. 5 is a partial schematic view of the inventive latch mechanism.

Fig. 6 is a schematic structural view of the second locking mechanism of the invention.

Fig. 7 is a partial structural cross-sectional view of the inventive web.

Fig. 8 is a schematic view of a partial structure of the locking mechanism.

Fig. 9 is a schematic diagram of the structure of two parts of the locking mechanism of the invention.

Description of the reference numerals:

1. the pair of glasses comprises a glasses leg, 2. A glasses frame, 3. A sliding rod, 4. A connecting piece, 5. A nose support, 6. A clamping mechanism, 601. An extrusion block, 602. A stop lever, 603. A clamping plate, 604. A first spring, 605. A first guide block, 606. A lifting seat, 607. A second guide block, 608. A guide plate, 609. A third spring, 610. A first guide rod, 611. A second spring, 612. A pull groove, 613. A pressing head, 614. A screw rod, 615. A second retainer ring, 616. A second retainer rod, 617. A second guide rod, 618. A sliding plate, 619. A first retainer rod, 620. A fourth spring, 621. A third retainer rod, 622. A pull rod, 623. An arc groove, 624. A third guide rod, 625. A fifth spring, 626. A lifting plate, 627. A first retainer groove, 628. A sixth spring, 629. A sliding block, 630. A seventh spring, 7. An adjusting rod and 8. A retainer ring.

Detailed Description

As shown in fig. 1-9, the object of the invention is achieved by: a spectacle frame fixing device comprises two spectacle legs 1 and two spectacle frames 2, the spectacle frames 2 are rotatably connected with the spectacle legs 1, a pair of nose supports 5 are arranged on the rear sides of the two spectacle frames 2, an adjusting mechanism capable of changing the distance is arranged between the two spectacle frames 2, the adjusting mechanism comprises a sliding rod 3, an adjusting rod 7 is slidably arranged in the sliding rod 3 in a penetrating manner, the section of the sliding rod 3 is of a rectangular structure and is prevented from relatively rotating between the two spectacle frames 2, the left end of the sliding rod 3 is fixed in the left spectacle frame 2, the right end of the sliding rod 3 is slidably arranged in the right spectacle frame 2, the right end of the adjusting rod 7 is in threaded connection with the right spectacle frame 2, a first check ring 8 is fixedly connected to the outer side face of the left part of the adjusting rod 7, the first check ring 8 is rotatably arranged in the left spectacle frame 2, a circular groove is formed in the outer side face of the left spectacle frame 2, and the adjusting rod 7 is arranged in the circular groove; the adjusting rod 7 can be rotated to drive the right glasses frame 2 to move to the left; a plurality of clamping mechanisms 6 are arranged around the inner side of the glasses frame 2, and the glasses are clamped and fixed through the clamping mechanisms 6.

Clamping mechanism 6 is including pin 602, lift seat 606, cardboard 603, a spring 604, a plurality of recesses corresponding with clamping mechanism 6 have been seted up to 2 medial surfaces of spectacle-frame, pin 602 is fixed at 2 medial surfaces of spectacle-frame, pin 602 is located the recess rear side, lift seat 606 can be gliding from top to bottom be located the recess, lift seat 606 upper surface is the inclined plane structure that inclines backward, the inclined plane can be gliding from top to bottom on lift seat 606 is provided with a plurality of cardboards 603, cardboard 603 also is the stairstepping and arranges, conveniently realize the clamp of lens, because when lift seat 606 rebound, notch cuttype cardboard 603 can realize the clamp of different thickness lenses. Cardboard 603 below is fixed to be provided with a plurality of springs 604, a 604 lower extreme and lift seat 606 fixed connection of spring, and cardboard 603 upper surface is the inclined plane structure that inclines backward, and when cardboard 603 medial surface and lens laminating, the inclined plane structure of cardboard 603 can be so that lift seat 606 moves forward for this cardboard 603 carries out the chucking laminating to the lens, realizes the chucking to the lens through the cooperation of cardboard 603 and pin 602.

The clamping mechanism 6 further comprises a lifting plate 626, a second spring 611, a screw 614 and a second retainer ring 615, the lifting plate 626 is located at the bottom of the groove in a vertically sliding mode, the screw 614 penetrates through the middle of the lifting plate 626, the lifting plate 626 is in threaded connection with the screw 614, the second retainer ring 615 is fixedly arranged at the lower portion of the screw 614, the lower end of the screw 614 rotatably penetrates through the spectacle frame 2, and the second retainer ring 615 is rotatably located in the spectacle frame 2; a plurality of second springs 611 are disposed between the lifting plate 626 and the lifting base 606. The screw 614 is rotated to drive the lifting plate 626 to move up and down, so as to change the compression degree of the second spring 611 and change the pressing force of the lifting plate 626 and the extrusion block 601.

The clamping mechanism 6 further comprises a first guide rod 610, a second guide rod 617, a third guide rod 624, an extrusion block 601, a third spring 609, a first clamping rod 619, a second clamping rod 616, a third clamping rod 621, a third spring 609, a pull rod 622, a sliding plate 618, a fourth spring 620, a fifth spring 625, a sixth spring 628, a sliding block 629 and a guide plate 608, wherein the guide plate 608 is fixed on the inner side of the groove, and the upper surface of the guide plate 608 is of a forward inclined surface structure; the lower part of the rear side of the lifting seat 606 is of an inclined plane structure, the lifting seat 606 is matched with the inclined plane of the guide plate 608, when the lifting seat 606 moves downwards, the lifting seat 606 moves forwards, so that the clamping plate 603 attached to the spectacle lens is separated from the spectacle lens to move downwards, and the spectacle lens is prevented from being abraded; the extrusion block 601 is positioned in the groove in a vertically sliding manner, the extrusion block 601 is positioned on the left side of the lifting seat 606, the upper surface of the extrusion block 601 is of a forward-inclined surface structure, the extrusion block 601 can move downwards when the spectacle lens moves backwards, the first guide rod 610 is fixed on the lower surface of the extrusion block 601, the lower end of the first guide rod 610 can slidably penetrate through the lifting plate 626, the first guide rod 610 is provided with a first clamping groove 627, the upper end of the third spring 609 is fixedly connected with the lower surface of the extrusion block 601, and the lower end of the third spring 609 is fixedly connected with the lifting plate 626; the middle part at kelly 619 is fixed to kelly two 616, distribute perpendicularly between kelly 619 and kelly two 616, spout one has been seted up in the spectacle-frame 2 on recess right side, kelly 619 right-hand member slidable is located spout one, kelly 619 right-hand member fixedly connected with spring four 620, the spring four 620 other end is fixed in the spout, the left end that is located kelly two 616 that guide arm three 624 can the horizontal slip, guide arm three 624 lateral surface cover is equipped with spring five 625, spring five 625 both ends respectively with kelly three 621, kelly two 616 fixed connection. The left end of the guide rod III 624 is fixedly connected with a clamping rod III 621, the lower surface of the clamping rod III 621 is fixedly connected with a pull rod 622, the lower end of the pull rod 622 can slidably penetrate through a lifting plate 626 and the glasses frame 2, and the pull rod 622 can move left and right along the lifting plate 626 and the glasses frame 2; the middle of the lower surface of the lifting seat 606 is fixedly connected with a sliding block 629, the upper surface of the sliding plate 618 is provided with a second sliding groove, the sliding block 629 can slide in the second sliding groove of the sliding plate 618, the sliding plate 618 and the sliding block 629 can slide back and forth, the front side in the second sliding groove is provided with a spring six 628, one end of the spring six 628 is connected with the sliding block 629, the lower end of the sliding plate 618 is fixedly connected with a second guide rod 617, the lower part of the second guide rod 617 can vertically slide and penetrates through the lifting plate 626, and the left side surface of the second guide rod 617 is provided with a second clamping groove.

The clamping mechanism 6 further comprises a spring seven 630 and a pressing head 613, a sliding groove three is formed in the pressing head 613, the lower end of the pull rod 622 is slidably located in the sliding groove three, one end of the spring seven 630 is fixedly connected with the lower end face of the pull rod 622, and the other end of the spring seven is fixedly connected with the pressing head 613.

The clamping mechanism 6 further comprises a spherical structure at the upper part of the pressing head 613, a pull groove 612 is formed in the glasses frame 2 corresponding to the clamping mechanism 6, the pull rod 622 can move left and right and is located in the pull groove 612, and an arc-shaped groove 623 is formed in the right side of the upper end of the pull groove 612. Through the movement fit of the lifting seat 606, the extrusion plate and the auxiliary structure thereof, the convenient clamping and fixing of the spectacle lenses can be realized, and meanwhile, the spectacle lenses can be taken out quickly without abrasion. The front side surface of the extrusion block is provided with a first guide block 605, the front side surface of the lifting seat 606 is provided with a second guide block 607, the first guide block 605 and the second guide block 607 slide up and down in the spectacle frame, the lifting seat 606 and the extrusion block can be prevented from upwards separating from the groove, a limiting effect is achieved on the lifting seat 606 and the extrusion block, and the lowest position of the inclined plane of the upper surface of the extrusion block is guaranteed not to be higher than the inner side surface of the spectacle frame.

When the device is used, the connecting piece 4 is fixed on the glasses frame 2, the glasses legs 1 are rotatably connected with the connecting piece 4, the prepared glasses lens is installed in the glasses frame 2, and when the device is installed, the glasses lens is fixed in the glasses frame 2 through the clamping mechanism 6, namely, the glasses lens is fixed through the stop lever 602 and the clamping plate 603. When the spectacle lens is used, the spectacle lens is squeezed into the spectacle frame 2, the squeezing block 601 is squeezed around the spectacle lens, the upper surface of the squeezing block 601 is of an inclined plane structure, the squeezing block 601 moves towards the groove in the squeezing process of the spectacle lens, the spring three 609 is pressed at the moment, when the spectacle lens is completely clamped into the spectacle frame 2, namely the spectacle lens is attached to the stop lever 602, the uppermost end of the squeezing block 601 is flush with the inner upper surface of the spectacle frame 2, the left end of the clamping rod three 621 is located at the clamping groove 627 of the guide rod 610, the clamping rod three 621 is clamped into the clamping groove 627 by the elastic action of the spring four 620 and the spring five 625, and the squeezing block 601 is limited to move up and down by clamping of the squeezing block 601. When the third clamping rod 621 is clamped into the extrusion block 601, the second clamping rod 616 is separated from the second clamping groove on the second guide rod 617, and the second clamping rod 616 is separated from the limit on the second guide rod 617; the lifting seat 606 moves upward by the elastic force of the second spring 611, the lifting seat 606 moves toward the direction of the stop lever 602 by the elastic force of the sixth spring 628 in the process of moving upward, and the lifting seat 606 moves toward the direction of the stop lever 602 while moving upward because the upper surface of the guide plate 608 is an inclined surface. When the lifting seat 606 moves upwards, the upper surface of the clamping plate 603 on the rear side of the lifting seat 606 is firstly attached to the outer side surface of the spectacle lens, and the first spring 604 below the clamping plate 603 is pressed; cardboard 603 that is not located the lens below is not pressed, along with the upwards rearward movement of lifter plate 626, is close to inboard cardboard 603 and the laminating of lens medial surface of lens, and cooperation pin 602 realizes fixing spacingly to the extrusion of lens. The height of the lifting plate 626 in the groove can be adjusted by rotating the screw 614, so that the pressure receiving degree of the spring three 609 and the spring two 611 is changed, and the pressure intensity of the pressing block 601 and the lifting seat 606 during downward movement is changed. When the spectacle lens needs to be taken down, the pressing head 613 moves rightwards to the arc-shaped groove 623, so that the clamping rod III 621 is driven to move rightwards, the clamping rod III 621 is separated from the clamping groove I627, and the limitation on the clamping rod III 621 is relieved; the pressing head 613 is clamped into the arc-shaped groove 623 by the spherical structure at the upper end of the pressing head 613 under the elastic action of the seven spring 630, the third clamping rod 621 is prevented from moving leftwards and pressing the lifting seat 606 downwards, when the lifting seat 606 moves downwards, the guide plate 608 is matched with the inclined plane at the rear side of the lifting seat 606 under the action of the inclined plane of the guide plate 608 to cause the guide plate 608 to move forwards, so that the clamping plate 603 can move forwards to be separated from the spectacle lens, and the spectacle lens is prevented from being worn when the clamping plate 603 moves downwards; until the upper surface of the lifting seat 606 is flush with the inner side surface of the spectacle frame 2, the second clamping rod 616 is clamped into the second clamping groove to limit the second guide rod 617 under the elastic action of the fifth spring 625 and the fourth spring 620, and the clamping plate 603 releases the clamping limit of the spectacle lens, so that the spectacle lens can be taken out.

The right glasses frame 2 is driven to move leftwards by the rotating adjusting rod 7, so that the distance between the two glasses frames 2 is adjusted to adapt to faces of people with different sizes.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the present invention, and it will be understood by those skilled in the art that various changes and modifications may be made therein without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a picture frame fixing device, including two glasses legs and two spectacle-frames, spectacle-frame and glasses leg rotate to be connected its characterized in that: the pair of nose supports are arranged at the rear sides of the two spectacle frames, an adjusting mechanism capable of changing the distance is arranged between the two spectacle frames, the adjusting mechanism comprises a sliding rod, an adjusting rod penetrates through the sliding rod in a sliding mode, the left end of the sliding rod is fixed in the left spectacle frame, the right end of the sliding rod is located in the right spectacle frame in a sliding mode, the right end of the adjusting rod is in threaded connection with the right spectacle frame in the right side, the outer side face of the left portion of the adjusting rod is fixedly connected with a first check ring, the first check ring is located in the left spectacle frame in a rotating mode, a circular groove is formed in the outer side face of the left spectacle frame, and the adjusting rod is located in the circular groove; a plurality of clamping mechanisms are arranged around the inner side of the glasses frame.

2. The mounting fixture of claim 1 wherein: clamping mechanism is including the pin, the lift seat, the cardboard, spring one, a plurality of recesses corresponding with clamping mechanism are seted up to the spectacle-frame medial surface, the pin is fixed at the spectacle-frame medial surface, the pin is located the recess rear side, the seat that goes up and down gliding is located the recess, the seat upper surface that goes up and down is the inclined plane structure that inclines backward, the seat that goes up and down inclined plane gliding is provided with a plurality of cardboards from top to bottom, the fixed a plurality of springs one that are provided with in cardboard below, a spring lower extreme and lift seat fixed connection, the cardboard upper surface is the inclined plane structure that inclines backward.

3. A frame mounting apparatus as claimed in claim 2, wherein: the clamping mechanism further comprises a lifting plate, a second spring, a screw rod and a second check ring, the lifting plate can be located at the bottom of the groove in a vertically sliding mode, the screw rod penetrates through the middle of the lifting plate, the lifting plate is in threaded connection with the screw rod, the second check ring is fixedly arranged on the lower portion of the screw rod, the lower end of the screw rod can rotatably penetrate through the glasses frame, and the second check ring can be rotatably located in the glasses frame; a plurality of springs II are arranged between the lifting plate and the lifting seat.

4. A mounting fixture for mounting to an eyeglass frame as defined in claim 3, wherein: the clamping mechanism further comprises a first guide rod, a second guide rod, a third guide rod, an extrusion block, a third spring, a first clamping rod, a second clamping rod, a third clamping rod, a pull rod, a sliding plate, a fourth spring, a fifth spring, a sixth spring, a sliding block and a groove, wherein the first clamping rod, the second clamping rod, the third clamping rod, the sliding plate, the fourth spring, the fifth spring, the sixth spring, the sliding block and the groove are positioned in the groove, the extrusion block can slide up and down; a second clamping rod is fixed in the middle of the first clamping rod, the first clamping rod and the second clamping rod are vertically distributed, a first sliding groove is formed in the spectacle frame on the right side of the groove, the right end of the first clamping rod is slidably located in the first sliding groove, a fourth spring is fixedly connected to the right end of the first clamping rod, a fourth spring is located in the sliding groove, a third guide rod is slidably located at the left end of the second clamping rod, a fifth spring is sleeved on the outer side face of the third guide rod, the left end of the third guide rod is fixedly connected with the third clamping rod, a pull rod is fixedly connected to the lower surface of the third clamping rod, the lower end of the pull rod slidably penetrates through the lifting plate and the spectacle frame, and the pull rod can move left and right along the lifting plate and the spectacle frame; the middle of the lower surface of the lifting seat is fixedly connected with a sliding block, the upper surface of the sliding plate is provided with a second sliding groove, the sliding block can slide in the second sliding groove of the sliding plate, the sliding plate and the sliding block can slide back and forth, the front side in the second sliding groove is provided with a sixth spring, one end of the sixth spring is connected with the sliding block, the lower end of the sliding plate is fixedly connected with a second guide rod, the lower part of the second guide rod can vertically slide to penetrate through the lifting plate, and the left side face of the second guide rod is provided with a second clamping groove.

5. The mounting fixture of claim 4 wherein: the clamping mechanism further comprises a spring seventh and a pressing head, a sliding groove III is formed in the pressing head, the lower end of the pull rod is slidably located in the sliding groove III, one end of the spring seventh is fixedly connected with the lower end face of the pull rod, and the other end of the spring seventh is fixedly connected with the pressing head.

6. The mounting fixture of claim 5 wherein: the upper part of the pressing head of the clamping mechanism is of a spherical structure, a pull groove is formed in the glasses frame and corresponds to the clamping mechanism, the pull rod can move left and right and is located in the pull groove, and an arc-shaped groove is formed in the right side of the upper end of the pull groove.