Glasses leg up-and-down rotating assembly of trial frame

Abstract

The utility model belongs to the technical field of trial glasses frames, and particularly relates to a glasses leg up-and-down rotating assembly of a trial glasses frame, which comprises a main glasses frame and glasses leg main bodies arranged at two ends of the main glasses frame, a hinge seat is arranged at the end part of the main glasses frame, and the glasses leg main bodies are connected on the hinge seat in an up-and-down rotating manner. More than two rotation limiting gears which are used for relatively fixing the positions of the glasses leg main body and the hinged seat are arranged between the glasses leg main body and the hinged seat in the circumferential direction at intervals. The glasses leg is simple in structure, reasonable in design and convenient to use, the connecting structure between the glasses leg main body and the main glasses frame is designed to be in movable fit, so that the glasses leg main body can be rotationally adjusted up and down relative to the main glasses frame, and the rotation angles of a plurality of rotation limiting gears are provided for fixing, so that the glasses leg is suitable for wearing requirements of different patients.

Description

Technical Field:

[0001] The utility model belongs to the technical field of trial frames, and particularly refers to a component for the up-and-down rotation of the temple of a trial frame. Background Art:

[0002] As an optometry tool, a trial frame is used to determine the suitable glasses prescription for a patient by trying it on the patient and continuously replacing the optometry lenses for repeated trials. However, since the face shapes and ear heights of each patient are different, in the actual use process of a trial frame with a fixed overall structure, it will not only cause discomfort to the wearer, but also affect the detection of the glasses prescription. Summary of the Invention:

[0003] The purpose of the utility model is to provide a component for the up-and-down rotation of the temple of a trial frame, the temple body of which can be adjusted for up-and-down rotation relative to the main frame of the trial frame, and a plurality of rotation limiting positions are provided to meet the wearing requirements of different patients.

[0004] The utility model is realized as follows:

[0005] A component for the up-and-down rotation of the temple of a trial frame includes a main frame of the trial frame and temple bodies provided at both ends of the main frame. A hinge seat is provided at the end of the main frame, and the temple body is rotatably connected to the hinge seat up and down. Two or more rotation limiting positions for relatively fixing the positions of the temple body and the hinge seat are circumferentially spaced between the temple body and the hinge seat.

[0006] In the above-mentioned component for the up-and-down rotation of the temple of a trial frame, an articulation groove is formed on the side wall of the hinge seat, and an adjusting and rotating seat rotatably fitted in the articulation groove is sleeved on the corresponding end of the temple body. The rotation limiting positions are arranged between the articulation groove and the adjusting and rotating seat.

[0007] In the above-mentioned component for the up-and-down rotation of the temple of a trial frame, the rotation limiting positions are position grooves formed on the wall surface of the articulation groove, and position protrusions capable of being inserted into the position grooves are arranged on the outer wall surface of the adjusting and rotating seat. The position protrusions can rotate with the adjusting and rotating seat and cross over the position grooves and enter the adjacent other position grooves.

[0008] In the above-mentioned component for the up-and-down rotation of the temple of a trial frame, the position grooves are arc-shaped grooves and are arranged along the axial direction of the articulation groove, and the structure of the position protrusions corresponds to that of the position grooves.

[0009] In the up-and-down rotation assembly of the temple of the above-mentioned trial frame, an articulated column is arranged at the center of the articulated groove, and an articulated hole for the articulated column to penetrate and be articulated is formed on the adjusting rotating seat. The tail end of the assembly bolt penetrates along the axis of the articulated column to the notch of the articulated groove and is sleeved with a locking nut, and a limiting space for axially limiting the adjusting rotating seat is formed between the locking nut and the articulated seat.

[0010] In the up-and-down rotation assembly of the temple of the above-mentioned trial frame, the articulated groove is an open groove, and the adjusting rotating seat extends into the opening of the articulated groove and is rotationally matched with the articulated groove.

[0011] In the up-and-down rotation assembly of the temple of the above-mentioned trial frame, position-convex points corresponding one by one to the rotation limiting gears are arranged on the outer wall surface of the articulated seat, and a marking convex point that can correspond to the position of one of the position-convex points as the adjusting rotating seat rotates is arranged on the outer wall surface of the adjusting rotating seat.

[0012] The prominent advantages of the present utility model compared with the prior art are:

[0013] The structure of the present utility model is simple, reasonably designed and convenient to use. By designing the connection structure between the temple main body and the main frame of the trial frame to be movably matched, the temple main body can be adjusted to rotate up and down relative to the main frame of the trial frame, and the rotation angles of multiple rotation limiting gears are fixed to meet the wearing requirements of different patients. Description of the drawings:

[0014] Figure 1 is a three-dimensional view of the structure of the trial frame of the present utility model;

[0015] Figure 2 is a partial explosion between the articulated seat and the adjusting rotating seat of the present utility model Figure 1 ;

[0016] Figure 3 is a partial explosion between the articulated seat and the adjusting rotating seat of the present utility model Figure 2 .

[0017] In the figure: 1, main frame of the trial frame; 2, temple main body; 3, articulated seat; 4, articulated groove; 5, adjusting rotating seat; 6, gear groove; 7, gear convex; 8, articulated column; 9, articulated hole; 10, position-convex point; 11, marking convex point. Detailed implementation manners:

[0018] The following further describes the present utility model with specific embodiments, see Figure 1 —3:

[0019] The up-and-down rotation assembly of the temple of an audition frame includes a main frame 1 and temple bodies 2 provided at both ends of the main frame 1. An articulated seat 3 is provided at the end of the main frame 1, and the temple body 2 is rotatably connected up and down to the articulated seat 3. More than two rotation limiting gears for relatively fixing the positions of the temple body 2 and the articulated seat 3 are circumferentially spaced between the temple body 2 and the articulated seat 3.

[0020] The structure of the utility model is simple, reasonably designed and convenient to use. By designing the connection structure between the temple body 2 and the main frame 1 into an active fit, the temple body 2 can be adjusted to rotate up and down relative to the main frame 1, and multiple rotation limiting gears are provided for fixing the rotation angle, so as to meet the wearing needs of different patients.

[0021] Among them, the specific articulated fit structure between the temple body 2 and the articulated seat 3 is as follows: an articulated groove 4 is opened on the side wall of the articulated seat 3, and a regulating rotation seat 5 rotatably fitted in the articulated groove 4 is sleeved on the corresponding end of the temple body 2, and the rotation limiting gears are arranged between the articulated groove 4 and the regulating rotation seat 5.

[0022] Moreover, the rotation limiting gears can be grooves opened on the wall surface of the articulated groove 4, and steel balls capable of being clamped in the grooves are arranged on the regulating rotation seat 5; of course, the rotation limiting gears can also be positioning holes opened on the regulating rotation seat 5, and a positioning pin penetrating through the articulated seat 3 and capable of being inserted into one of the positioning holes is provided.

[0023] In this embodiment, the rotation limiting gears are gear grooves 6 opened on the wall surface of the articulated groove 4, and gear protrusions 7 capable of being inserted into the gear grooves 6 are arranged on the outer wall surface of the regulating rotation seat 5, and the gear protrusions 7 can rotate with the regulating rotation seat 5 and cross the gear grooves 6 and enter the adjacent other gear grooves 6, that is, both the regulating rotation seat 5 and the articulated seat 3 are made of plastic materials capable of elastically deforming.

[0024] At the same time, in order to enable stable clamping fit between the gear grooves 6 and the gear protrusions 7 and facilitate the gear protrusions 7 to cross the current gear grooves 6 and enter the adjacent other gear grooves 6, the gear grooves 6 are arc-shaped grooves and are arranged along the axial direction of the articulated groove 4, and the structure of the gear protrusions 7 corresponds to that of the gear grooves 6.

[0025] Furthermore, in order to ensure that the regulating rotation seat 5 can stably rotate and fit in the articulated groove 4 and axially position the regulating rotation seat 5 in the articulated groove 4, an articulated column 8 is arranged at the center of the articulated groove 4, an articulated hole 9 for the articulated column 8 to penetrate through and be articulated is opened on the regulating rotation seat 5, and the tail end of the assembly bolt penetrates along the axis of the articulated column 8 to the notch of the articulated groove 4 and is sleeved with a locking nut, and a limiting space for axially limiting the regulating rotation seat 5 is formed between the locking nut and the articulated seat 3.

[0026] Meanwhile, in order to effectively limit the rotation angle of the adjusting rotating seat 5 relative to the hinge seat 3, the hinge groove 4 is an open groove, and the adjusting rotating seat 5 extends into the opening of the hinge groove 4 and is rotationally matched with the hinge groove 4.

[0027] In addition, in order to facilitate the operator to adjust the rotation gear of the temple body 2, gear bumps 10 corresponding one by one to the rotation limit gears are arranged on the outer wall surface of the hinge seat 3, and a marking protrusion 11 that can correspond to the position of one of the gear bumps 10 as the adjusting rotating seat 5 rotates is arranged on the outer wall surface of the adjusting rotating seat 5.

[0028] The above embodiments are only one of the preferred embodiments of the present invention, and do not limit the implementation scope of the present invention. Therefore, all equivalent changes made according to the shape, structure, and principle of the present invention should be covered within the protection scope of the present invention.

Claims

1. A mirror foot vertical rotation assembly of a trial frame, comprising a main frame (1) and a mirror foot body (2) arranged at both ends of the main frame (1), characterized in that: An articulated seat (3) is provided at the end of the main mirror frame (1), the mirror foot body (2) is connected to the articulated seat (3) for vertical rotation, and more than two rotation limit stops are provided at circumferential intervals between the mirror foot body (2) and the articulated seat (3) for relatively fixing the positions of the mirror foot body (2) and the articulated seat (3).

2. The up and down rotating assembly of the trial glasses frame according to claim 1, characterized in that: A hinge groove (4) is provided on the side wall of the hinge seat (3); the corresponding end of the temple body (2) is provided with an adjustment rotating seat (5) rotatably engaged in the hinge groove (4); and the rotation limit stop is arranged between the hinge groove (4) and the adjustment rotating seat (5).

3. The up and down rotating assembly of the trial glasses frame according to claim 2, characterized in that: The rotation limit stop is a stop groove (6) provided on the wall surface of the hinge groove (4); a stop protrusion (7) which can be inserted into the stop groove (6) is provided on the outer wall surface of the adjustment rotation seat (5); and the stop protrusion (7) can pass over the stop groove (6) and enter another adjacent stop groove (6) as the adjustment rotation seat (5) rotates.

4. The up-and-down rotating assembly for the trial glasses frame according to claim 3, characterized in that: The shift groove (6) is an arc-shaped groove and is arranged along the axial direction of the hinge groove (4). The shift protrusion (7) corresponds to the structure of the shift groove (6).

5. The up and down rotating assembly of the trial glasses frame according to claim 2, characterized in that: A hinge column (8) is arranged at the center of the hinge groove (4), and a hinge hole (9) is provided on the adjusting rotating seat (5) for the hinge column (8) to pass through and hinge-match. The tail end of the assembly bolt passes through the notch of the hinge groove (4) along the axis of the hinge column (8) and is sleeved with a locking nut. A limiting space is formed between the locking nut and the hinge seat (3) for axially limiting the adjusting rotating seat (5).

6. The up and down rotating assembly of the trial glasses frame according to claim 2 or 5, characterized in that: The hinge slot (4) is an open slot, and the adjusting rotating seat (5) extends into the opening of the hinge slot (4) and is rotationally matched with the hinge slot (4).

7. The up and down rotating assembly of the trial glasses frame according to claim 2, characterized in that: The outer wall surface of the hinge seat (3) is provided with gear convex points (10) corresponding one to one with the rotation limit gear positions, and the outer wall surface of the adjustable rotating seat (5) is provided with an identification protrusion (11) which can rotate with the adjustable rotating seat (5) and correspond to the position of one of the gear convex points (10).

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