Externally-hung lens dismounting and mounting structure and glasses

Abstract

The utility model discloses an externally-hung lens dismounting and mounting structure which comprises a first fixing frame and a second fixing frame which are connected in a clamped mode. First magnetic attraction pieces are connected to the two sides of the bottom end of the second fixing frame, and second magnetic attraction pieces matched with the first magnetic attraction pieces are arranged at the top of the first fixing frame; one side of the second fixing frame is connected with a wing plate frame, and a rotating shaft body is arranged between the two ends of the wing plate frame. Compared with the prior art, the utility model has the advantages that the utility model provides the externally-hung lens dismounting structure and the glasses which are easy to dismount and use, can effectively fix the externally-hung lenses and ensure the fixing strength.

Description

Technical Field

[0001] The utility model relates to a connector for front-hanging glasses and the front-hanging glasses, in particular to an external lens disassembly and assembly structure and the glasses. Background Art

[0002] People with poor eyesight such as myopia and hyperopia usually use ordinary optical glasses to ensure their eyesight. They also wear sunglasses and polarized glasses to protect against ultraviolet rays and strong light.

[0003] There are also double-layer glasses on the market, and the use of such glasses is becoming more and more widespread. Double-layer glasses consist of a main mirror and a secondary mirror, which can realize the dual functions of myopia glasses or hyperopia glasses and sunglasses or polarized glasses in a pair of glasses.

[0004] In the prior art, the above-mentioned double-layer glasses are mostly connected by fixing the external lenses to the glasses frame with screws, etc., which is inconvenient to disassemble later during use. Another method is to clamp the glasses frame directly with a metal elastic clip, which may scratch the original glasses frame or nose bridge during use, and the stability is not strong enough. Utility Model Content

[0005] 1. Problems to be solved

[0006] The technical problem to be solved by the utility model is that the existing external lenses are difficult to disassemble and assemble and are easy to damage the lens frame when used in a screw or clamping installation manner.

[0007] (II) Technical solution

[0008] In order to solve the above technical problems, the technical solution provided by the utility model is: an external lens disassembly and assembly structure, comprising a fixing frame 1 and a fixing frame 2, wherein the fixing frame 1 and the fixing frame 2 are clamped together;

[0009] The two sides of the bottom end of the second fixing frame are also connected with a magnetic attraction component 1, and the top of the first fixing frame is matched with the magnetic attraction component 1 and provided with a magnetic attraction component 2;

[0010] A wing frame is connected to one side of the second fixing frame, and a rotating shaft body is arranged between two ends of the wing frame.

[0011] As an improvement, a through hole is provided in the middle of the fixing frame 1 and passes through its upper wall and lower wall, and a positioning hook is connected to the middle of the fixing frame 2, and the cross-section of the positioning hook is L-shaped.

[0012] As an improvement, a matching hole is provided in the middle of the second fixing frame to match the upper end of the positioning hook, and the positioning hook and the matching hole are interference fit.

[0013] As an improvement, both ends of the wing frame are connected with connecting plates, and the rotating shaft body includes an outer shaft body, an inner shaft body and a sleeve. The outer shaft body is provided with two groups of connecting plates respectively sleeved on both sides, the inner shaft body is sleeved in the sleeve, and a damping spring is sleeved on the inner shaft body. The two ends of the inner shaft body extend to the outer shaft bodies on both sides respectively, and the end wall of the outer shaft body is against the end wall of the sleeve.

[0014] As an improvement, the end of the sleeve is provided with a plurality of groups of arc chamfers obliquely arranged from the inner diameter to the outer diameter along its circumferential direction, and the end wall of the outer shaft body is provided with a chamfer groove to match each arc chamfer.

[0015] A pair of glasses, comprising an external mirror and a main mirror, wherein the external mirror comprises an external mirror frame and an external mirror lens, the external mirror lens is arranged in the external mirror frame, the main mirror comprises a main mirror frame, a main lens, a nose pad and temples rotatably arranged on both sides of the main mirror frame, the middle part of the sleeve is welded to the middle part of the external mirror frame, and the fixing frame is connected to the middle part of the inner side of the main mirror frame.

[0016] As an improvement, the external lens is a sunglass lens, and the main lens is an optical lens.

[0017] (III) Beneficial effects

[0018] The advantages of the utility model compared with the prior art are:

[0019] In the present application, the fixing frame 1 and the fixing frame 2 are used in combination with the card and structure to prevent scratches on the frame. At the same time, the present application also provides additional magnetic suction parts 1 and 2 to strengthen the fixing effect and prevent loosening during use, which does not affect the installation effect and is convenient for disassembly and assembly.

[0020] In the present application, structures such as chamfer grooves and arc chamfers are also provided to control the flip angle of the external lens when used, such as arc chamfers set in six equal parts of a circle or arc chamfers set in four equal parts to control the angle of one rotation. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a schematic diagram of the structure of the glasses when they are in use.

[0022] Figure 2 It is a structural schematic diagram of the exploded diagram of the disassembled structure.

[0023] Figure 3 It is a structural schematic diagram of the chamfered groove.

[0024] Figure 4 This is a schematic diagram of the status of the external lens when it is in use.

[0025] Figure 5 It is a schematic diagram of the second viewing angle structure used by external lenses and glasses.

[0026] Figure 6 It is a structural schematic diagram of the external lens and glasses being separated.

[0027] As shown in the figure: 1. Fixing frame 1; 2. Fixing frame 2; 3. Magnetic component 1; 4. Magnetic component 2; 5. Wing frame; 6. Through hole; 7. Positioning hook; 8. Positioning hook; 9. Connecting piece; 10. Shaft; 11. Inner shaft; 12. Sleeve; 13. Sleeve; 14. Arc chamfer; 15. Chamfer groove; 16. External mirror frame; 17. External lens; 18. Main mirror frame; 19. Main lens. DETAILED DESCRIPTION

[0028] The specific implementation of the utility model is further described below in conjunction with the accompanying drawings, wherein the same parts are represented by the same reference numerals.

[0029] It should be noted that the words "front", "rear", "left", "right", "up" and "down" used in the following description refer to directions in the drawings, and the words "inside" and "outside" refer to directions toward or away from the geometric center of a specific component, respectively.

[0030] It should be noted that when an element is referred to as being "fixed on" another element, it may be directly on the other element or there may be a central element. When an element is considered to be "connected to" another element, it may be directly connected to the other element or there may be a central element at the same time. The terms "vertical", "horizontal", "left", "right" and similar expressions used in this article are for illustrative purposes only.

[0031] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly connected by technicians in the technical field to which the present invention belongs. The terminology used in the specification of the present invention is for the purpose of describing specific embodiments and is not intended to limit the present invention. The term "and / or" used herein includes any and all combinations of one or more related listed items.

[0032] In order to make the contents of the present invention more clearly understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention.

[0033] Please refer to the attached Figure 1-6 A structure for disassembling and assembling an external lens comprises a fixing frame 1 and a fixing frame 2, wherein the fixing frame 1 and the fixing frame 2 are clamped together; in order to enhance the fixing effect, magnetic suction components 1 are connected to both sides of the bottom end of the fixing frame 2, and a magnetic suction component 2 is provided on the top of the fixing frame 1 to cooperate with the magnetic suction component 13.

[0034] When in use, in order to ensure that the exterior lens can be flipped for use, a wing frame 5 is connected to one side of the fixing frame 2, and a rotating shaft body is provided between the two ends of the wing frame 5.

[0035] When in use, the external mirror includes an external mirror frame 16 and an external lens 17, wherein the external lens 17 is arranged in the external mirror frame 16, and the main mirror includes a main mirror frame 18, a main lens 19, a nose pad and temples rotatably arranged on both sides of the main mirror frame 18;

[0036] The middle part of the fixing frame 1 is provided with a through hole 6 which passes through its upper wall and lower wall, and the middle part of the fixing frame 2 is connected with a positioning hook 7, the cross section of which is L-shaped. In order to facilitate the assembly and disassembly of each component and to facilitate the replacement and maintenance of parts, the middle part of the fixing frame 2 2 is provided with a matching hole 8 at the upper end of the positioning hook 7, and the positioning hook 7 is interference fit with the matching hole 8. The interference fit between the positioning hook 7 and the matching hole 8 facilitates the subsequent replacement and maintenance of parts.

[0037] Both ends of the wing frame 5 are connected with connecting pieces 9, and the rotating shaft body includes an outer shaft body 10, an inner shaft body 11 and a sleeve 12. The outer shaft body 10 is provided with two groups of connecting pieces 9 on both sides, which are respectively sleeved and fixed. More specifically, the end of the outer shaft body 10 is matched with the connecting piece 9 to provide a fixed shaft, and the fixed shaft is fixedly connected to the connecting piece 9. The inner shaft body 11 is sleeved in the sleeve 12, and a damping spring 13 is sleeved on the inner shaft body 11. The two ends of the inner shaft body 11 extend to the outer shaft bodies 10 on both sides, and the ends of the outer shaft body 10 are respectively provided. The wall is against the end wall of the sleeve 12, and the end of the sleeve 12 is provided with a plurality of groups of arc chamfers 14 obliquely arranged from the inner diameter to the outer diameter along its circumferential direction. The end wall of the outer shaft body 10 is matched with each arc chamfer 14 to be provided with a chamfer groove 15. When in use, the arc chamfer 14 cooperates with the chamfer groove 15 to limit the angle of one rotation, provide a damping sense, and ensure the feel of rotation. The middle part of the sleeve 12 is welded with the middle part of the external mirror frame 16, and the fixing frame 1 is connected to the middle part of the inner side of the main mirror frame 18. The specific use state is as follows Figure 4 shown.

[0038] In daily use, the external lens 17 is a sunglass lens, and the main lens 19 is an optical lens to meet the needs of users.

[0039] The contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field.

[0040] The standard parts used in the utility model can be purchased from the market, and special-shaped parts can be customized according to the description in the specification and the drawings. The specific connection methods of each part adopt the conventional means such as mature bolts, rivets, welding, etc. in the prior art. The machinery, parts and equipment all adopt the conventional models in the prior art, and the circuit connection adopts the conventional connection method in the prior art, which will not be described in detail here. The content not described in detail in this specification belongs to the prior art known to professional and technical personnel in this field.

[0041] The above description of the utility model and its implementation methods is not restrictive. The drawings show only one implementation method of the utility model, and the actual structure is not limited thereto. In short, if ordinary technicians in this field are inspired by it and design structural methods and embodiments similar to the technical solution without creativity without departing from the purpose of the invention of the utility model, they should all fall within the protection scope of the utility model.

Claims

1. A structure for disassembling and assembling an external lens, characterized in that: It comprises a fixing frame 1 (1) and a fixing frame 2 (2), wherein the fixing frame 1 (1) and the fixing frame 2 (2) are clamped together; The two sides of the bottom end of the second fixing frame (2) are also connected with a magnetic attraction piece (3), and the top of the first fixing frame (1) is matched with the magnetic attraction piece (3) and provided with a magnetic attraction piece (4); A wing frame (5) is connected to one side of the second fixing frame (2), and a rotating shaft body is provided between the two ends of the wing frame (5).

2. The external lens disassembly and assembly structure according to claim 1, characterized in that: The middle part of the fixing frame 1 (1) is provided with a through hole (6) penetrating the upper wall and the lower wall thereof, and the middle part of the fixing frame 2 (2) is connected with a positioning hook (7), and the cross section of the positioning hook (7) is L-shaped.

3. The external lens disassembly and assembly structure according to claim 2, characterized in that: A matching hole (8) is provided at the middle of the second fixing frame (2) and at the upper end of the positioning hook (7), and the positioning hook (7) and the matching hole (8) are interference-fitted.

4. The external lens disassembly and assembly structure according to claim 1, characterized in that: Both ends of the wing frame (5) are connected with connecting pieces (9), and the rotating shaft body comprises an outer shaft body (10), an inner shaft body (11) and a sleeve (12). The outer shaft body (10) is provided with two groups of connecting pieces (9) respectively sleeved with the two sides, the inner shaft body (11) is sleeved in the sleeve (12), a damping spring (13) is sleeved on the inner shaft body (11), and the two ends of the inner shaft body (11) are respectively extended to the outer shaft bodies (10) on both sides, and the end wall of the outer shaft body (10) is against the end wall of the sleeve (12).

5. The external lens disassembly and assembly structure according to claim 4, characterized in that: The end of the sleeve (12) is provided with a plurality of groups of arc chamfers (14) obliquely arranged from the inner diameter to the outer diameter along its circumferential direction, and the end wall of the outer shaft body (10) is provided with a chamfer groove (15) in coordination with each arc chamfer (14).

6. A pair of glasses, comprising an external mirror and a main mirror, wherein the external mirror comprises an external mirror frame (16) and an external lens (17), the external lens (17) being arranged in the external mirror frame (16), and the main mirror comprises a main mirror frame (18), a main lens (19), a nose pad and temples rotatably arranged on both sides of the main mirror frame (18), characterized in that: It also includes the external lens disassembly and assembly structure as described in any one of claims 1 to 5, wherein the middle portion of the sleeve (12) is welded to the middle portion of the external lens frame (16), and the fixing frame (1) is connected to the middle portion of the inner side of the main lens frame (18).

7. The glasses according to claim 6, characterized in that: The external lens (17) is a sunglass lens, and the main lens (19) is an optical lens.

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