CN216870959U

CN216870959U - Free-form surface lens

Info

Publication number: CN216870959U
Application number: CN202220280429.0U
Authority: CN
Inventors: 周芸
Original assignee: Jiangsu Yiding Optical Glasses Co ltd
Current assignee: Jiangsu Yiding Optical Glasses Co ltd
Priority date: 2022-02-11
Filing date: 2022-02-11
Publication date: 2022-07-01
Anticipated expiration: 2032-02-11

Abstract

The utility model discloses a free-form surface lens which comprises a free-form surface lens body and a frame body, wherein the frame body comprises an installation frame A and an installation frame B, one side surface of the installation frame A is provided with two groups of square grooves, one side surface of the inner wall of each square groove is provided with a circular groove, the circular grooves penetrate through the installation frame A, one side surface of the installation frame B is fixedly connected with two groups of connecting rods, one side surface of each connecting rod is provided with a circular groove, the inner wall of each circular groove is provided with a sliding groove, and the inner wall of each circular groove is provided with two groups of arc-shaped grooves. Through setting up fixed subassembly to be convenient for fix installing frame A and installing frame B, and then can fix the free form surface lens body in installing frame A and installing frame B's inside, both can fix and dismantle installing frame A and installing frame B through the rotation to the dead lever, easy operation is convenient, avoids using extruded mode to install the rupture and the damage that cause the free form surface lens body to the free form surface lens body.

Description

Free-form surface lens

Technical Field

The utility model relates to the field of lenses, in particular to a free-form surface lens.

Background

The technology of the free-form surface is used for processing the surface of an asymmetric complex optical design, in recent years, the technology is widely applied to the international high-end spectacle lens industry, and the problem that the field of view of a free-form surface lens is limited is obviously improved;

in chinese patent CN211857091U, a 3D free-form surface lens is introduced, in which stable and effective installation of the free-form surface lens is realized, and the possibility that the free-form surface lens and the lens installation frame fall off due to unnecessary external force is effectively reduced, however, it is found in actual operation by those skilled in the art that: in view of the above, we propose a free-form lens, which is likely to slip, rust and loosen during a long period of use of the fixing screw, thereby reducing the service life of the lens, and which is likely to scratch during use of the lens.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the free-form surface lens provided by the utility model has the advantages that the free-form surface lens body can be conveniently installed in the frame body through the fixing assembly, the installation and the disassembly are convenient, the free-form surface lens body is not easy to fall off, the free-form surface lens body is prevented from being broken due to the extrusion type installation mode, and meanwhile, the anti-pressure layer and the anti-wear layer are arranged, so that the free-form surface lens body has the characteristics of wear resistance and pressure resistance.

In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a free-form surface lens, includes free-form surface lens body and framework, the framework includes installing frame A and installing frame B, two sets of square grooves have been seted up to installing frame A's a side, the circular slot has all been seted up to square groove's inner wall side, and the circular slot all runs through installing frame A, two sets of connecting rods of a side fixedly connected with of installing frame B, the circular slot has all been seted up to a side of connecting rod, the spout has been seted up to the inner wall of circular slot, two sets of arcs have been seted up to the inner wall of circular slot, and arc and spout intercommunication, the mounting groove has all been seted up to installing frame A and installing frame B's surface, the upper and lower both sides of framework all are provided with fixed subassembly.

As a preferable technical scheme of the utility model, the size of the connecting rod is matched with the size of the inner wall of the square groove, and the outer surface of the connecting rod is in sliding fit with the inner wall of the square groove.

As a preferable technical solution of the present invention, the free-form surface lens body is disposed inside the mounting groove.

As a preferred technical scheme of the present invention, the fixing assembly includes a telescopic rod fixedly installed on one side of the inner wall of the circular groove, a spring is sleeved on the outer surface of the telescopic rod, a circular plate is fixedly connected to one end of the telescopic rod, the outer surface of the circular plate is in sliding fit with the inner wall of the circular groove, the fixing assembly further includes a fixing rod in sliding fit with the inner wall of the circular groove, two sets of arc-shaped lugs are fixedly connected to the outer surface of the fixing rod, and a groove is formed in the top surface of the fixing rod.

In a preferred embodiment of the present invention, one end of the spring is fixedly connected to one side surface of the inner wall of the circular groove, and the other end of the spring is fixedly connected to one side surface of the circular plate.

As a preferable technical scheme of the utility model, the outer surfaces of the two groups of arc-shaped lugs are in sliding fit with the inner wall of the arc-shaped groove, and the outer surfaces of the two groups of arc-shaped lugs are in sliding fit with the inner wall of the sliding groove.

As a preferred technical solution of the present invention, a pressure-resistant layer and a wear-resistant layer are bonded to an outer surface of the free-form surface lens body, and the pressure-resistant layer is disposed inside the wear-resistant layer.

Compared with the prior art, the utility model can achieve the following beneficial effects:

1. the fixing assembly is arranged, so that the mounting frame A and the mounting frame B can be conveniently fixed, the free-form surface lens body can be fixed inside the mounting frame A and the mounting frame B, the mounting frame A and the mounting frame B can be fixed and detached through rotation of the fixing rod, the operation is simple and convenient, and the problem that the free-form surface lens body is broken and damaged due to the fact that the free-form surface lens body is mounted in an extrusion mode is avoided;

2. through setting up anti pressure layer and wearing layer to can make the free-form surface lens body have shock resistance and wear-resisting characteristic, cause in the use of reduction free-form surface lens body and scrape the possibility of flower and fall into damage, and then can increase the life of free-form surface lens body.

Drawings

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

FIG. 2 is a schematic view of the structure of the frame body according to the present invention;

FIG. 3 is a schematic view of the present invention.

Wherein: 1. a free-form surface lens body; 2. a frame body; 3. installing a frame A; 31. a square groove; 32. a circular groove; 4. installing a frame B; 41. a connecting rod; 42. a circular groove; 43. a chute; 44. an arc-shaped slot; 5. mounting grooves; 6. a fixing assembly; 61. a telescopic rod; 62. a spring; 63. a circular plate; 64. fixing the rod; 65. an arc-shaped ear; 66. and (6) a groove.

Detailed Description

The present invention will be further described with reference to specific embodiments for the purpose of facilitating an understanding of technical means, characteristics of creation, objectives and functions realized by the present invention, but the following embodiments are only preferred embodiments of the present invention, and are not intended to be exhaustive. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative efforts belong to the protection scope of the present invention. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents and the like used in the following examples are commercially available unless otherwise specified.

Example (b):

as shown in fig. 1-3, the utility model provides a free-form surface lens, which comprises a free-form surface lens body 1 and a frame body 2, wherein the frame body 2 comprises a mounting frame A3 and a mounting frame B4, two groups of square grooves 31 are formed in one side surface of a mounting frame A3, circular grooves 32 are formed in one side surface of the inner wall of each square groove 31, each circular groove 32 penetrates through the mounting frame A3, two groups of connecting rods 41 are fixedly connected to one side surface of a mounting frame B4, each circular groove 42 is formed in one side surface of each connecting rod 41, a sliding groove 43 is formed in the inner wall of each circular groove 42, two groups of arc-shaped grooves 44 are formed in the inner wall of each circular groove 42, each arc-shaped groove 44 is communicated with each sliding groove 43, mounting grooves 5 are formed in the outer surfaces of the mounting frame A3 and the mounting frame B4, and fixing assemblies 6 are arranged on the upper and the lower sides of the frame body 2.

In other embodiments, the size of the connecting rod 41 is matched with the size of the inner wall of the square groove 31, and the outer surface of the connecting rod 41 is in sliding fit with the inner wall of the square groove 31, so that the connection between the mounting frame a3 and the mounting frame B4 can be facilitated.

In other embodiments, the free-form-surface lens body 1 is disposed inside the mounting groove 5, so that the free-form-surface lens body 1 can be mounted to the inside of the frame body 2.

In other embodiments, the fixing assembly 6 includes a telescopic rod 61 fixedly installed on a side surface of the inner wall of the circular groove 42, a spring 62 is sleeved on an outer surface of the telescopic rod 61, a circular plate 63 is fixedly connected to one end of the telescopic rod 61, and an outer surface of the circular plate 63 is in sliding fit with the inner wall of the circular groove 42, the fixing assembly 6 further includes a fixing rod 64 in sliding fit with the inner wall of the circular groove 42, two sets of arc-shaped lugs 65 are fixedly connected to an outer surface of the fixing rod 64, and a groove 66 is formed in a top surface of the fixing rod 64.

When the free-form surface lens body 1 is installed, firstly, the free-form surface lens body 1 is placed in the installation groove 5, then the connecting rod 41 is inserted into the square groove 31, the installation frame A3 and the installation frame B4 are aligned, then the groove 66 is inserted into the circular groove 42, then a specific rotating rod is used to be inserted into the groove 66, and then a downward force is applied, at the moment, the telescopic rod 61 and the spring 62 are in a compressed state, when the two arc-shaped lugs 65 enter the sliding groove 43, the rotating rod is rotated to drive the rotation of the fixing rod 64 and simultaneously drive the rotation of the arc-shaped lugs 65, at the moment, the fixing rod 64 can be fixed in the circular groove 42, further, the installation frame A3 and the installation frame B4 can be fixed, the installation is convenient, when the rotating rod is inserted into the groove 66 to rotate during the disassembly, when the two arc-shaped lugs 65 and the arc-shaped groove 44 are in the same vertical plane, under the action force of the telescopic rod 61 and the spring 62, the fixing rod 64 can be automatically ejected, and then the connecting rod 41 can be moved out from the inside of the square groove 31 to separate the mounting frame A3 from the mounting frame B4, so that the free-form surface lens body 1 can be conveniently detached and cleaned.

In other embodiments, one end of the spring 62 is fixedly connected to one side surface of the inner wall of the circular groove 42, and the other end of the spring 62 is fixedly connected to one side surface of the circular plate 63, so that a force can be applied to the circular plate 63 to automatically eject the fixing rod 64.

In other embodiments, the outer surfaces of the two sets of arc-shaped lugs 65 are slidably engaged with the inner wall of the arc-shaped slot 44, and the outer surfaces of the two sets of arc-shaped lugs 65 are slidably engaged with the inner wall of the sliding slot 43, so that the fixing rod 64 is fixed due to the fact that the arc-shaped lugs 65 are fixed inside the sliding slot 43.

In other embodiments, the outer surface of the free-form surface lens body 1 is bonded with the anti-pressure layer and the wear-resistant layer, and the anti-pressure layer is disposed inside the wear-resistant layer, so that the free-form surface lens body 1 has the characteristics of impact resistance and wear resistance, the possibility of scratching and breaking is reduced, and the service life is prolonged.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a free-form surface lens, includes free-form surface lens body (1) and framework (2), its characterized in that: the frame body (2) comprises a mounting frame A (3) and a mounting frame B (4), one side surface of the mounting frame A (3) is provided with two groups of square grooves (31), one side surface of the inner wall of each square groove (31) is provided with a circular groove (32), the circular grooves (32) penetrate through the mounting frame A (3), one side surface of the mounting frame B (4) is fixedly connected with two groups of connecting rods (41), a round groove (42) is arranged on one side surface of each connecting rod (41), a sliding groove (43) is arranged on the inner wall of each round groove (42), two groups of arc-shaped grooves (44) are arranged on the inner wall of each round groove (42), the arc-shaped groove (44) is communicated with the sliding groove (43), the outer surfaces of the mounting frame A (3) and the mounting frame B (4) are both provided with mounting grooves (5), the upper side and the lower side of the frame body (2) are provided with fixing components (6).

2. A free-form ophthalmic lens according to claim 1, wherein: the size of connecting rod (41) and the inner wall size looks adaptation of square groove (31), and the surface of connecting rod (41) and the inner wall sliding fit of square groove (31).

3. A free-form ophthalmic lens according to claim 1, wherein: the free-form surface lens body (1) is arranged in the mounting groove (5).

4. A free-form ophthalmic lens according to claim 1, wherein: fixed subassembly (6) are including telescopic link (61) of fixed mounting in circular recess (42) inner wall one side, the surface cover of telescopic link (61) is equipped with spring (62), the one end fixedly connected with plectane (63) of telescopic link (61), and the surface of plectane (63) and the inner wall sliding fit of circular recess (42), fixed subassembly (6) still include sliding fit at dead lever (64) of circular recess (42) inner wall, the fixed surface of dead lever (64) is connected with two sets of arc ears (65), recess (66) are seted up to the top surface of dead lever (64).

5. A free-form ophthalmic lens according to claim 4, wherein: one end of the spring (62) is fixedly connected with one side surface of the inner wall of the circular groove (42), and the other end of the spring (62) is fixedly connected with one side surface of the circular plate (63).

6. A free-form ophthalmic lens according to claim 4, wherein: the outer surfaces of the two groups of arc-shaped lugs (65) are in sliding fit with the inner wall of the arc-shaped groove (44), and the outer surfaces of the two groups of arc-shaped lugs (65) are in sliding fit with the inner wall of the sliding groove (43).

7. A free-form ophthalmic lens according to claim 1, wherein: the outer surface of the free-form surface lens body (1) is bonded with a pressure-resistant layer and a wear-resistant layer, and the pressure-resistant layer is arranged inside the wear-resistant layer.