CN220730549U

CN220730549U - Welding-free screw-free foot chain structure convenient for disassembling and assembling heel and leg of glasses frame

Info

Publication number: CN220730549U
Application number: CN202322468179.0U
Authority: CN
Inventors: 罗菊
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-09-12
Filing date: 2023-09-12
Publication date: 2024-04-05
Anticipated expiration: 2033-09-12

Abstract

The utility model provides a leg chain structure which is free of welding and screws and is convenient for disassembling and assembling a glasses frame and a leg, wherein the glasses frame is connected with a pile head at the side of the glasses frame; the elastic sheet is a U-shaped elastic sheet, and specifically comprises an upper elastic sheet and a lower elastic sheet which are connected into a whole and are arranged up and down, wherein the upper elastic sheet and the lower elastic sheet extend towards the directions of the glasses legs; one end of each glasses leg is inserted into the hinge shell and is elastically pressed on the upper elastic sheet, and two sides of each glasses leg are pivoted with the hinge shell, so that the glasses legs can be folded inwards and spring outwards in a certain angle; the hinge shell is provided with an opening groove for the upper elastic sheet to move up and down and for the glasses legs to fold inwards and stretch outwards. The utility model does not need welding and screw matching, reduces the cost of processing consumption, and can be disassembled and used arbitrarily and flexibly and conveniently.

Description

Welding-free screw-free foot chain structure convenient for disassembling and assembling heel and leg of glasses frame

Technical Field

The utility model relates to the technical field of glasses, in particular to a leg chain structure which is free of welding and screws and convenient for disassembling and assembling a frame heel and a leg.

Background

In general, a pair of glasses mainly comprises a lens, a glasses frame, glasses legs, a nose support and other parts, and the glasses legs are connected with a pile head at the side of the glasses frame generally through welding and screwing at a pile head hinge position. The reason is that in order to enable the glasses leg to swing around the pile head, the glasses leg must be connected to the pile head in a pin-jointed manner, and the screws are used as pin-jointed shafts for connection, and the pin-jointed glasses leg and the pile head are the simplest and most convenient.

However, although the screw can conveniently connect the two glasses legs and the pile head, if the screw is rotated or swung regularly, the screw can be loosened due to the influence of the rotation and swing, so that the two parts cannot be connected in a labor way, and the reason that the glasses legs and the pile head are loosened or even fall off is also the reason that the traditional glasses often happen.

In addition, the conventional connection manner of the lens frame and the lens leg in the prior art is inconvenient to disassemble and assemble, so that a leg chain structure which is free of welding and screws and convenient for disassembling and assembling the lens frame and the lens leg is needed to solve the problems.

Disclosure of Invention

The utility model aims to provide a leg chain structure which is free of welding and screws and convenient for disassembling and assembling the frame heel and leg, each part is an independent part, welding and screw matching are not needed, the cost of processing is reduced, the leg chain structure can be disassembled at will, any accessory damaged after long-time use can be replaced at any time, and the leg chain structure is flexible and convenient to use.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the leg chain structure comprises a hinge shell and an elastic piece, wherein one side of the hinge shell, which is close to the pile head, is in an opening state, the elastic piece is in plug-in fit with the hinge shell through an opening, and one end of the pile head is plugged between the hinge shell and the elastic piece; the elastic sheet is a U-shaped elastic sheet, and specifically comprises an upper elastic sheet and a lower elastic sheet which are connected into a whole and are arranged up and down, wherein the upper elastic sheet and the lower elastic sheet extend towards the directions of the glasses legs; one end of each glasses leg is inserted into the hinge shell and is elastically pressed on the upper elastic sheet, and two sides of each glasses leg are pivoted with the hinge shell, so that the glasses legs can be folded inwards and spring outwards in a certain angle; the hinge shell is provided with an opening groove for the upper elastic sheet to move up and down and for the glasses legs to fold inwards and stretch outwards.

Further, the left side and the right side of the lower elastic sheet are provided with wing edges.

Further, the bottom of the front end of the lower spring plate is provided with a downward inclined clamping tongue, the pile head is provided with a clamping hole, and the clamping tongue is clamped and fixed with the clamping hole.

Further, the front end of the upper elastic sheet is inclined upwards to form a first inclined part.

Further, the rear end of the lower spring plate is inclined upwards to form a second inclined part, the front end of the lower spring plate is inclined downwards to form a third inclined part, and the gradient of the second inclined part is larger than that of the third inclined part.

Further, the glasses leg is including main part, the connecting plate that connects gradually, the one end that the main part is close to the connecting plate has the kink, the kink is crooked to the folding direction of main part, the glasses leg is connected with the hinge housing through the connecting plate, the one end both sides that the kink was kept away from to the connecting plate have the pivot body.

Further, the pivot body is a T-shaped pivot body.

Further, the hinge shell is of a U-shaped structure, the upper ends of the two side edges of the hinge shell are inwards bent to form an inverted U-shaped structure, and the bent edges of the inverted U-shaped structure, which are positioned on the inner side of the hinge shell, are provided with shaft grooves pivoted with the glasses legs.

Further, the bent edge of the inverted U-shaped structure positioned at the inner side of the hinge shell is also provided with a movable groove, and one side of the movable groove, which is close to the pile head, is provided with a movable groove.

Further, a baffle plate for limiting the lower spring plate is arranged at one end of the hinge shell, which is far away from the pile head.

After the technical scheme is adopted, compared with the prior art, the method has the following beneficial effects:

1. the pile head and the glasses legs are connected through the hinge shell and the elastic sheet, so that the glasses legs and the glasses frames can be conveniently disassembled and assembled, welding is not required, screw connection is not required, the cost of processing is reduced, the glasses can be disassembled and replaced at will, and the glasses are very flexible to use;

2. the tension of the elastic sheet is utilized to realize the opening and closing of the glasses leg, good elasticity is maintained, the use is convenient, the glasses leg can be outwards sprung at a certain angle, the comfort level can be improved in the wearing process of a user, and various discomforts caused by inelastic force are avoided;

3. the pile head can be further clamped by arranging the clamping tongue, so that the stability of connection is improved;

4. because the deformation of the first inclined part, the second inclined part and the third inclined part are matched, the generated elastic force improves the connection and use reliability.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic diagram of an exploded construction of the present utility model;

FIG. 3 is a schematic diagram of a multi-state rotating structure of the present utility model;

fig. 4 is a schematic perspective view of the temple 1 of the present utility model;

fig. 5 is a schematic perspective view of the hinge housing 3 of the present utility model;

fig. 6 is a top view of the hinge housing 3 of the present utility model;

fig. 7 is a schematic perspective view of the spring plate 4 of the present utility model;

fig. 8 is a right side view of the spring plate 4 of the present utility model;

fig. 9 is a top view of the spring plate 4 of the present utility model.

Reference numerals illustrate: 1. a temple; 11. a main body; 111. a bending part; 12. a connecting plate; 2. a frame; 21. a pile head; 211. a clamping hole; 3. a hinge housing; 31. a shaft groove; 32. an open slot; 33. a baffle; 34. a movable groove; 4. a spring plate; 41. a spring plate is arranged; 411. a first bevel; 42. a lower spring plate; 421. a wing edge; 422. a clamping tongue; 423. a second inclined part; 424. and a third bevel.

Detailed Description

The present utility model will be described in further detail with reference to the following examples in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

Aiming at the problems existing in the prior art, the utility model provides a leg chain structure which is free of welding and screws and convenient for disassembling and assembling the frame and the leg, and the utility model is described in detail below with reference to the accompanying drawings.

Referring to fig. 1 to 9, the technical scheme adopted in this embodiment is as follows: the glasses leg 1 is connected with a pile head 21 beside the glasses frame 2, the foot chain structure comprises a hinge shell 3 and an elastic piece 4, one side, close to the pile head 21, of the hinge shell 3 is in an opening state, the elastic piece 4 is in plug-in fit with the hinge shell 3 through the opening, and one end of the pile head 21 is plugged between the connection of the hinge shell 3 and the elastic piece 4.

The elastic sheet 4 is a U-shaped elastic sheet, and the material of the U-shaped elastic sheet may be stainless steel, aluminum alloy, copper alloy, or the like, and the U-shaped elastic sheet specifically includes an upper elastic sheet 41 and a lower elastic sheet 42 that are integrally connected and vertically arranged, and the upper elastic sheet 41 and the lower elastic sheet 42 extend toward the direction of the temple 1.

The glasses leg 1 comprises a main body 11 and a connecting plate 12 which are sequentially connected, one end, close to the connecting plate 12, of the main body 11 is provided with a bending part 111, the bending part 111 is bent towards the folding direction of the main body 11, the glasses leg 1 is connected with a hinge shell 3 through the connecting plate 12, two sides of one end, far away from the bending part 111, of the connecting plate 12 are provided with pivot bodies 121, the connecting plate 12 is inserted into the hinge shell 3 and elastically presses the upper elastic piece 41, two sides of the connecting plate 12 are pivoted with the hinge shell 3 through the pivot bodies 121, so that the glasses leg 1 can be folded inwards and sprung outwards at a certain angle, the upper elastic piece 41 is used as a supporting point, and the glasses leg 1 can be folded inwards by 90 degrees and sprung outwards by 20 degrees.

The pivot body 121 is a T-shaped pivot body, and the hinge housing 3 is provided with a shaft slot 31 pivotally connected to the pivot body 121.

The hinge housing 3 has an opening groove 32 for the upper spring 41 to move up and down and for the temple 1 to fold inward and spring outward.

The concrete connection mode is as follows: the elastic sheet 4 is inserted into the hinge shell 3, then one end of the pile head 21 is inserted into a connection gap between the hinge shell 3 and the elastic sheet 4, and finally the glasses leg 1 is clamped, so that two sides of the glasses leg 1 can be pivoted with the shaft groove 31 on the hinge shell 3, at the moment, the glasses leg 1 is pressed above the upper elastic sheet 41, all parts can be stably connected together through elastic deformation of the elastic sheet 4, the elastic sheet 4 is used as a supporting point, the maximum angle of inward folding of the glasses leg 1 is 90 degrees, and the maximum angle of outward springing of the glasses leg 1 is 20 degrees.

As a preferred mode of the present utility model, the left and right sides of the lower spring 42 are provided with wing edges 421, and the wing edges 421 extend from the front end to the middle and rear ends of the lower spring 42.

As a preferred mode of the present utility model, the bottom of the front end of the lower spring 42 is provided with a downward inclined clamping tongue 422, the pile head 21 is provided with a clamping hole 211, and the clamping tongue 422 is clamped into the clamping hole 211 after the pile head 21 is inserted into the hinge housing 3, so that the pile head 21 can be further limited and clamped, and the stability of connection is improved.

As a preferred mode of the present utility model, the front end of the upper spring 41 is inclined upward to form a first inclined portion 411, the rear end of the lower spring 42 is inclined upward to form a second inclined portion 423, the front end is inclined upward to form a third inclined portion 424, and the slope of the second inclined portion 423 is greater than the slope of the third inclined portion 424. By deforming the first inclined part 411, the second inclined part 423 and the third inclined part 424, the elastic force of the elastic sheet 4 is further improved, so that the reliability of connection is improved.

As a preferred mode of the present utility model, the hinge housing 3 has a U-shaped structure, the upper ends of two sides of the hinge housing are bent inwards to form an inverted U-shaped structure, the shaft groove 31 is formed on a bent side of the inverted U-shaped structure located at the inner side of the hinge housing 3, the T-shaped pivot body is rotatably connected with the shaft groove 31, and the tail end extension portion of the T-shaped pivot body is clamped and limited with the inner surface of the bent side located at the peripheral side of the shaft groove 31.

The bent edge of the inverted U-shaped structure inside the hinge housing 3 is further provided with a movable slot 34, and the movable slot 34 is provided on one side of the pile head 21, which is effective in improving the up-down movement space of the wing edge 421.

As a preferred mode of the present utility model, a baffle 33 for limiting the lower spring plate 42 is disposed at an end of the hinge housing 3 away from the pile head 21. The baffle 33 limits the lower spring 42 to prevent the spring 4 from sliding out of the hinge housing 3.

In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more; the terms "upper," "lower," "left," "right," "inner," "outer," "front," "rear," "head," "tail," and the like are used as an orientation or positional relationship based on that shown in the drawings, merely to facilitate description of the utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

The foregoing is merely illustrative of the present utility model and not restrictive, and other modifications and equivalents thereof may occur to those skilled in the art without departing from the spirit and scope of the present utility model.

Claims

1. The leg chain structure is characterized by comprising a hinge shell and an elastic piece, wherein one side of the hinge shell, which is close to the pile head, is in an opening state, the elastic piece is in plug-in fit with the hinge shell through an opening, and one end of the pile head is plugged between the hinge shell and the elastic piece;

the elastic sheet is a U-shaped elastic sheet, and specifically comprises an upper elastic sheet and a lower elastic sheet which are connected into a whole and are arranged up and down, wherein the upper elastic sheet and the lower elastic sheet extend towards the directions of the glasses legs;

one end of each glasses leg is inserted into the hinge shell and is elastically pressed on the upper elastic sheet, and two sides of each glasses leg are pivoted with the hinge shell, so that the glasses legs can be folded inwards and spring outwards in a certain angle;

the hinge shell is provided with an opening groove for the upper elastic sheet to move up and down and for the glasses legs to fold inwards and stretch outwards.

2. The welded screwless foot link structure of claim 1, wherein the left and right sides of the lower spring plate are provided with wing edges.

3. The welding-free screwless foot chain structure convenient for disassembling and assembling the frame heel leg according to any one of claims 1 or 2, wherein the bottom of the front end of the lower spring plate is provided with a downward inclined clamping tongue, the pile head is provided with a clamping hole, and the clamping tongue is clamped and fixed with the clamping hole.

4. A leg chain structure for facilitating disassembly and assembly of a frame heel and leg without welding and screws according to claim 3, wherein the front end of the upper spring plate is inclined upwards to form a first inclined part.

5. A leg chain structure for facilitating disassembly and assembly of a frame heel and a leg without welding and screws according to claim 3, wherein the rear end of the lower spring plate is inclined upwards to form a second inclined part, the front end of the lower spring plate is inclined downwards to form a third inclined part, and the gradient of the second inclined part is larger than that of the third inclined part.

6. The welding-free screw-free foot chain structure convenient for disassembling and assembling the glasses frame and the legs according to claim 1, wherein the glasses frame and the legs comprise a main body and a connecting plate which are sequentially connected, one end of the main body, which is close to the connecting plate, is provided with a bending part, the bending part bends towards the folding direction of the main body, the glasses frame and the legs are connected with a hinge shell through the connecting plate, and two sides of one end, which is far away from the bending part, of the connecting plate are provided with pivot bodies.

7. The welded screwless foot link structure of claim 6, wherein the pivot body is a T-shaped pivot body.

8. The welding-free screw-free foot chain structure for facilitating disassembly and assembly of the glasses frame and the heel legs according to claim 1, wherein the hinge shell is of a U-shaped structure, the upper ends of the two side edges of the hinge shell are inwards bent to form an inverted U-shaped structure, and the bent edge of the inverted U-shaped structure positioned on the inner side of the hinge shell is provided with a shaft groove pivoted with the glasses leg.

9. The welding-free screwless foot chain structure for facilitating disassembly and assembly of the glasses frame heel leg according to claim 8, wherein the bent edge of the inverted U-shaped structure positioned at the inner side of the hinge shell is also provided with a movable groove, and the movable groove is arranged at one side close to the pile head.

10. The welded screwless frame and leg assembly and disassembly foot link structure according to any one of claims 1 or 8, wherein a baffle for limiting the lower spring plate is arranged at one end of the hinge shell far from the pile head.