KR101846645B1

KR101846645B1 - Connection structure for spectacle frames and temple

Info

Publication number: KR101846645B1
Application number: KR1020160017737A
Authority: KR
Inventors: 김영호
Original assignee: 김영호
Priority date: 2016-02-16
Filing date: 2016-02-16
Publication date: 2018-04-09
Also published as: KR20170096403A

Abstract

The present invention relates to a spectacle frame connecting structure, and more particularly, it relates to a spectacle frame connecting structure that prevents a phenomenon in which a tip rotation portion of a spectacle leg swings up and down due to clearance to improve the reliability of a product, And a spectacle leg connecting structure which is formed so that the tip end of the eyeglass leg has a stable structure so as to improve the appearance quality of the eyeglass leg.
The object of the present invention is to solve the conventional problems, and it is an object of the present invention to prevent the upward movement of the eyeglass legs in the vertical direction when the tip of the eyeglass legs rotates about the hinge piece, So that the eyeglass legs can be stably folded.
In order to solve the above-mentioned problems, the present invention provides an endoscope comprising: an end piece (20) having a distal end portion fastened to an end of an eyeglass frame (10) and a curved surface portion having a predetermined radius protruded outward at a rear end portion; A hinge piece (30) formed of a plate member protruding in the middle of the curved surface of the end piece (20) and formed with a latching groove (a); The middle portion of the elastic plate is elastically bent so as to be doubly fitted on the hinge piece 30 so that the fitting bore is formed in the bent upper plate and the lower plate and the middle portion of the upper plate is bent at a predetermined angle to form the projecting portion c laterally (40); A protrusion 53 protrudes above and below the tip of the curved surface portion 52 so as to protrude from the outer periphery of the elastic member 40 between the upper and lower protrusions 53, So that the front end face between the upper and lower protrusions 53 elastically presses the upper plate of the elastic member 40 and is fitted into the retaining groove a of the hinge piece 30 in the middle of the front end face And an eyeglass leg 50 having an elongated operating hole d formed in the curved surface portion 52 in the longitudinal direction so as to be rotatable about the rotational pin 51 .

Description

[0002] The present invention relates to a spectacle frame structure,

In particular, the present invention relates to a spectacle leg connecting structure, and more particularly, to a spectacle leg connecting structure which prevents upward and downward movement due to a clearance at a tip rotation portion of a spectacle leg to improve reliability of the product, And the tip end portion is formed to have a stable structure so as to improve the appearance quality of the eyeglass leg.

In general, the eyeglass is composed of a spectacle frame to which a lens is coupled and a spectacle frame foldably coupled to an end piece of the spectacle frame. The spectacle frame and the spectacle frame are made of a synthetic resin material or a metal material.

As shown in FIG. 8 of Patent Registration No. 01315601 filed by the present applicant, the connection structure of the eyeglass frame foldably coupled to the end piece of the eyeglass frame is formed by integrally forming an end A hinge piece (12) protruding from the inside of the piece (11) and formed with an engaging groove (a); The upper plate and the lower plate are bent so that the intermediate portion is elastically bent so as to be doubly fitted to the hinge piece 12 and fit into the groove d of the end piece 11, An elastic member (20) in which a middle portion is bent at a predetermined angle to form a protrusion (21) laterally; A rotary pin 31 is formed at the tip end so as to be fitted into the engagement groove a of the hinge piece 12 by elastically pressing the upper plate of the elastic member 20 and is rotatably moved about the rotary pin 31, And an eyeglass leg 30 on which an operation hole c is formed in a longitudinal direction relatively long.

The conventional eyeglass leg connecting structure is constructed such that when the tip end of the eyeglass leg 30 rotates in the engagement groove a of the hinge piece 12 by the rotation pin 31, There is a problem that a flow occurs in the up-and-down direction due to the clearance between them.

In addition, the distal end of the eyeglass leg 30 is formed to have a structure in which the upper end of the elastic member 20 is elastically pressed while the distal end thereof is elastically pressed, so that the eyeglass leg 30 can not be folded stably when folded.

SUMMARY OF THE INVENTION It is therefore an object of the present invention to solve the problems of the prior art in that when the tip of the eyeglass leg rotates about the hinge piece, there is no up and down clearance at the tip of the eyeglass leg, As well as a spectacle leg connection structure that enables the spectacle legs to be folded in a stable manner.

According to an aspect of the present invention, there is provided an eyeglass frame including: an end piece having a distal end coupled to an end of an eyeglass frame and having a curved surface having a predetermined radius protruded outward at a rear end; A hinge piece formed of a plate material protruding in the middle of the curved portion of the end piece and formed with a latching groove; An elastic member in which an intermediate portion of the elastic plate is elastically bent so as to be doubly fitted on the hinge piece and in which each of the bent upper and lower plates has a fitting hole and the middle of the upper plate is bent at a predetermined angle to form a protrusion laterally; A curved surface portion having a predetermined radius protruding inward from the tip end of the curved surface portion is formed so as to protrude above and below the tip of the curved surface portion so that the outer surface of the elastic member is hermetically accommodated between the upper and lower protrusions, A rotary pin is formed to be inserted into the engagement groove of the hinge piece in the middle of the front end surface and an operation hole is formed in the curved surface portion in the longitudinal direction so as to be rotatable about the rotary pin And a pair of glasses legs.

According to the present invention, it is possible to form a clearance between the receiving groove formed at the tip of the eyeglass leg and both edge portions of the elastic member so that the tip of the eyeglass leg slides along the both edge portions of the elastic member, The reliability of the product is improved, and the hinge portion of the eyeglass legs is formed in a stable structure of various designs, so that the appearance quality of the eyeglass legs is excellent.

1 is a perspective view showing a spectacle leg connection structure according to the present invention,
2 is an exploded perspective view showing a spectacle leg connection structure according to the present invention,
3 is a perspective view showing a spectacle leg according to the present invention,
Fig. 4 is a front view showing a spectacle leg connection structure according to the present invention, Fig.
5 is a plan view showing a state in which the eyeglass leg according to the present invention is unfolded,
6 is a cross-sectional view of the eyeglass leg according to the present invention in an unfolded state,
7 is a cross-sectional view of a state in which the eyeglass leg according to the present invention is folded,
8 is a perspective view showing another embodiment of the elastic member according to the present invention,
9 is a perspective view showing another embodiment of the hinge member according to the present invention,
10 is an exploded perspective view showing a conventional eyeglass leg connecting structure.

As shown in FIGS. 1 to 7, a fastening hole is formed at the end of the frame 10, and a distal end of the fastening hole is fastened by a fastening hole of the frame 10, An end piece (20) formed so that a curved surface portion protrudes outwardly; A hinge piece (30) formed to protrude from the inside of the rear end curved surface portion of the end piece (20) and having a latching groove (a) opening forward; A middle plate member having a width narrower than the width of the end piece 20 is inserted into the hinge piece 30 so as to be doubly bent, and the upper plate and the lower plate are bent to form a fitting hole b, An elastic member (40) on which a protrusion (c) is laterally formed; A curved surface portion 52 of a predetermined radius protruding inward is formed at the distal end portion in symmetry with the curved surface portion of the end piece 20. The projection 53 is formed to protrude above and below the tip of the curved surface portion 52, 53 of the elastic member 20 so as to elastically press the upper plate of the elastic member 20 between the upper and lower protrusions 53 and the hinge piece 30 The operation hole d is formed relatively long in the longitudinal direction on the curved surface portion 52 so that the rotary pin 51 can be rotated about the rotation pin 51. [ And the eyeglass leg 50 which is formed as a basic feature of the technical construction.

Here, the end piece 20 is formed such that the front end of the thin plate is bent at right angles, the rear end is curved outward to form one side of the cylinder, and the rear end of the thin end is bent so as to fit into the fastening hole of the spectacle frame 10 And the projection 21 is formed with a helical groove in which the fixing screw 22 is fastened.

The hinge piece 30 is formed such that one end of the plate member is engaged in the middle of the inner circumferential surface of the curved portion at the rear end of the end piece 20 and the engagement groove a is formed in the front surface of the projected plate member, The rotary pin 51 at the tip of the leg 50 is inserted into the engagement groove a in a rotatable manner.

The fitting hole (b) of the elastic member (40) is formed by a long hole of a rectangular shape passing through the lower plate, and a hole corresponding to the rectangular hole of the lower plate is formed in the upper plate so as to communicate with it.

8, the fitting hole (d) formed in the upper plate of the elastic member (40) is formed by connecting a long hole of a rectangular shape of the lower plate and a corresponding hole so as to open the end of the hole Also,

The eyeglass leg 50 has a shape in which the front end of the cylindrical half is cut by the width of the elastic member 40 so that the upper and lower ends thereof project forward and the receiving groove e for receiving the elastic member 40 is formed And an operating hole d in which the hinge piece 30 can be hermetically fitted along the longitudinal direction is elongated in the receiving groove e and the intermediate curved surface portion 52, And a pin 51 is provided to be inserted into the engagement groove a of the hinge piece 30. [

When the elastic member 40 is inserted into the hinge piece 30 as described above, the fitting hole b of the lower plate is fitted first and the fitting hole of the elastic member 40 is fitted to the upper end of the hinge piece 30 the upper plate is pressed in a state in which the elastic member 40 is received between the leading end receiving grooves e of the eyeglass legs 50 in this state so that the hinge pieces 30 can be elastically moved upward and downward, When the rotary pin 51 is inserted into the engagement groove a in a state where the groove a is exposed above the upper plate and the hinge piece 30 passes through the operation hole d of the eyeglass leg 50, The eyeglass leg 50 can be rotationally moved about the rotation pin 51 and the engagement groove a.

The present invention is characterized in that when the spectacle leg 50 is rotated and moved, the front surface of the receiving groove e, which is in contact with the upper plate of the elastic member 40, (C), the direction of the elastic force acting on the tip of the eyeglass leg (50) is changed, so that it is repulsive to fold or unfold before passing the projection (c) The elastic force acts on the folded or unfolded portion of the eyeglass leg 50 to keep the eyeglass leg 50 in a folded state or in an unfolded state.

In addition, when the eyeglass legs 50 are completely opened, one of the curved surface portions 52 comes into contact with the curved end of the end piece 20, and movement thereof is restricted.

In the meantime, according to the present invention, the upper and lower edges of the elastic member 40 are hermetically received in the receiving groove (e) at the front end of the eyeglass legs 50 so that they are folded or unfolded, So that when the eyeglass leg 50 is folded, a reliable operation is performed without flowing.

9 is a perspective view of a hinge part 30 'in which the opening is opened toward the rear of the eyeglasses on the rear surface of the plate member in which the latching groove a' of the hinge piece 30 'protrudes, So that the rotation pin 51 at the tip of the eyeglass leg 50 is rotatably inserted into the extended portion of the engagement groove a '.

10: eyeglass frame 20: end piece
21: projection 22: fixing screw
30, 30 ': Hinge piece 40: Elastic member
50: eyeglass leg 51: rotating pin
52: curved surface portion 53: projection
a, a ': engaging groove b:
c: protrusion d: working hole
e: receptacle home

Claims

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An end piece 20 to be fastened at the end of the frame 10 and having a curved surface of a predetermined radius protruded outward at a rear end; A hinge piece (30) formed of a plate member protruding in the middle of the curved surface of the end piece (20) and formed with a latching groove (a); The middle portion of the elastic plate is elastically bent so as to be doubly fitted on the hinge piece 30 so that the fitting bore is formed in the bent upper and lower plates and the middle portion of the upper plate is bent at a predetermined angle to form the protrusion c laterally (40); A protrusion 53 protrudes above and below the tip of the curved surface portion 52 so as to protrude from the outer periphery of the elastic member 40 between the upper and lower protrusions 53, So that the front end face between the upper and lower protrusions 53 elastically presses the upper plate of the elastic member 40 and is fitted into the retaining groove a of the hinge piece 30 in the middle of the front end face And a spectacle leg 50 having a rotation pin 51 formed on the curved surface portion 52 and having an operation hole d formed longitudinally in the curved surface portion 52 so as to be rotatable about the rotation pin 51 ,
The insertion hole (b) of the elastic member (40) is formed as a rectangular hole extending through the lower plate, and a hole corresponding to a rectangular hole of the lower plate of the lower plate is formed to communicate with the upper plate, So as to form the eyeglass leg connecting structure.