TW202111394A - Face fitting and buckle for face fitting - Google Patents

Abstract

This invention aims to provide a buckle for a face wearing tool which can be easily attached and detached and can improve the wearing feeling. A buckle for a face wearing tool of the present application includes: a buckle (10) and a buckle socket (20). The buckle (10) is attached to one of the pair of headbands (2, 2). The pair of headbands (2, 2) are respectively connected to both ends of the wearing tool body (1, 1A) of the face wearing tool to be worn on the face. The buckle socket (20) is attached to the other of the pair of headbands (2, 2). In addition, the buckle (10) has a locking piece (12) in which a circular convex portion (11) is projected, and the buckle socket (20) has a circular concave portion (21). The concave portion (32) fits the buckle (10) to the convex portion (11) so as to be pivotally supported.

Description

Facial fittings and buckles for facial fittings

The present invention relates to face-mounted devices such as goggles, glasses, etc., in particular, it relates to face-mounted devices and buckles for face-mounted devices, which users can easily attach and unload, and fall off and deviation are not easy to occur. .

As a face-mounted device for goggles, glasses, etc., Patent Document 1 describes a swimming goggles including a goggles body including a pair of eye masks, and a rubber headband. In the goggles of Patent Document 1, a headband is connected to both ends of the goggles body, and the length of the headband is adjusted by a length adjustment mechanism. The length of the headband is adjusted before the goggles are installed, so that they can exert elasticity to the extent that the goggles body will not fall off in the water. The installation of the goggles is carried out by placing the body of the goggles on the front side and attaching the goggles from the head. [Prior Technical Literature] [Patent Literature]

[Patent Document 1] JP 2013-90767 A

[The problem to be solved by the invention]

However, in the goggles of Patent Document 1, it is necessary to have a wrist force that exceeds the elasticity of the headband at the time of installation. It is not easy to attach and detach the goggles for weak women, children, and elderly people whose shoulders and wrists are not easily lifted. Moreover, when the parents install the goggles on the child, it is not easy to grasp the power, and it is difficult to install the goggles.

The present invention is made in view of the above-mentioned problems, and its object is to provide a facial mounting tool and a buckle for facial mounting tool, which can be easily attached and detached, and can prevent falling off and deviation. [Technical means to solve the problem]

The buckle for a facial installation device disclosed in this case is provided with a buckle head (10) and a buckle seat (20). The aforementioned buckle (10) is attached to one of the pair of headbands (2, 2). The aforementioned pair of headbands (2, 2) are respectively connected to the two ends of the fitting body (1, 1A) of the facial fitting device installed on the face. The buckle (20) is attached to the other of the pair of headbands (2, 2). In addition, the buckle head (10) has a locking piece (12) with a circular convex portion (11) protruding, and the buckle seat (20) has a circular concave portion (21). The concave portion (21) is capable of pivotally fitting the buckle (10) with the convex portion (11).

In the buckle for facial installation tools disclosed in this case, the aforementioned buckle head (10) has a platen part (13) and a supporting part (14). The platen portion (13) is arranged in a direction (X2) opposite to the protruding direction (X1) of the convex portion (11) with respect to the locking piece (12). The supporting portion (14) elastically supports the locking piece (12) on the platen portion (13) in a fitted state in which the convex portion (11) and the concave portion (21) are fitted. In addition, the locking piece (12) has a first base end portion (12a), an intermediate portion (12b), a first front end portion (12c), and a receiving portion (15). The first base end portion (12a) is connected to the support portion (14). The intermediate portion (12b) is formed with the convex portion (11). The receiving portion (15) is arranged closer to the first tip portion (12c) than the convex portion (11), and receives a pressing operation for releasing the fitted state. The pressing operation is an operation of pressing the locking piece (12) in the opposite direction (X2).

In the buckle for facial installation tools disclosed in this case, the aforementioned headband (2) has: a second base end portion (30), and a second front end portion (40), and the aforementioned installation device body (1, 1A), there are belt mounting parts (4) at both ends. The belt attaching part (4) allows the second front end part (40) of the headband (2) to be inserted through. In addition, the headband (2) further includes a loop portion (50), a first insertion hole (60), and a second insertion hole (70). The loop portion (50) is located closer to the second base end portion (30) than the center in the longitudinal direction of the headband (2), and is connected to the strap attachment portion (4). The first insertion hole (60) is formed at a position closer to the second base end portion (30) than the loop portion (50), so that the second base end portion (30) is inserted through the belt mounting portion (4). The front end (40) is inserted through. The second insertion hole (70) is formed at a position closer to the second base end portion (30) than the first insertion hole (60), so that the first insertion hole (60) is inserted through The aforementioned second front end portion (40) of the device is inserted through.

In addition, in the buckle for facial equipment disclosed in this application, the headband (2) further has a stopper (80). The stopper portion (80) is protrudingly provided on the loop portion (50), and prevents the loop portion (50) from penetrating through the belt attaching section (4) and engaging with the belt attaching section (4).

In addition, the facial installation device disclosed in this case is a facial installation device that is installed on the face, and includes: an installation device body (1, 1A), and two different installation devices (1, 1A) and the aforementioned installation device body (1, 1A). A pair of headbands (2, 2) connected at the ends, and any one of the above-mentioned buckles for face installation tools. [Effects of the invention]

According to the facial mounting tool and the buckle for facial mounting tool of the present invention, it can be easily attached and detached, and can be prevented from falling off and deviating.

Hereinafter, the facial mounting tool and the buckle for facial mounting tool according to the embodiment of the present invention will be described in detail based on the drawings. In addition, the embodiments described below are only preferred specific examples for implementing the present invention, and therefore are technically limited in various ways. However, in the following description, the present invention does not specifically limit the meaning of the invention. Limited to this embodiment.

<Implementation method> With reference to Figs. 1 and 2, a facial installation device according to an embodiment of the present invention will be described. Fig. 1 is a perspective view showing the facial installation device of the embodiment. Fig. 2 is a plan view showing the facial installation device of Fig. 1.

As shown in Figs. 1 and 2, the face mounting device of the embodiment includes: a mounting device body 1, a pair of headbands 2 made of elastic materials, and a pair of headbands 2 Buckles 3 connected to each other.

In addition, although the face mounting device of the embodiment is a swimming goggles, as long as there are belt attachment parts through which the headband can be inserted at both ends of the mounting device body, the present invention can be applied to various face mountings. With. For example, the present invention can be applied to various facial installations such as ski goggles, motorcycle goggles, dust-proof goggles, safety goggles, head-mounted display goggles, sunglasses, dust-proof glasses, vision correction glasses, etc. With.

As shown in Fig. 1, in the embodiment, the installation device body 1 has: a pair of lens portions 1a, a pair of lens frame portions 1b, a pair of gasket portions 1c, and a bridge bridge 1d . In addition, at both ends of the mounting device body 1, belt attachment portions 4 through which the headband 2 can be inserted are respectively formed. In the two belt attaching parts 4, a pair of headbands 2 are respectively attached, and the pair of headbands 2 are connected to each other by a buckle 3. The buckle 3 is provided with a buckle head 10 and a buckle seat 20.

Hereinafter, the headband 2 will be described with reference to Fig. 3. Fig. 3 is a perspective view showing the headband for facial equipment according to the embodiment.

As shown in Figure 3, the headband 2 is a belt-shaped member having a belt base end portion 30 and a belt front end portion 40. Between the belt base end portion 30 and the belt front end portion 40, the headband 2 is provided with: a loop portion 50, a first 1 through hole 60, second through hole 70, stopper portion 80, thick plate portion 90, overlapping portion 100, and connected portion 110. As the material of the headband 2, various elastic materials such as thermoplastic elastomer, silicone rubber, and synthetic rubber can be used. In addition, the tape base end portion 30 is the second base end portion in the corresponding claim, and the tape front end portion 40 is the second end portion in the corresponding claim item.

The loop part 50, as shown in Fig. 3, is located closer to the belt base end 30 than the center in the longitudinal direction of the headband 2, and is engaged with the belt mounting part 4 as shown in Figs. 1 and 2 , Connect the headband 2 to the main body 1 of the installation. When attaching the headband 2 to the belt attachment part 4, the headband 2 first inserts the belt tip part 40 through the belt attachment part 4 until it reaches the loop part 50. In addition, the belt front end portion 40 is inserted through the belt attachment portion 4 from the inside to the outside of the installation main body 1.

The first insertion hole 60 is formed at a position closer to the tape base end 30 than the loop part 50 as shown in FIG. 3. The belt front end portion 40 of the headband 2 can be inserted through the first insertion hole 60. As shown in Figs. 1 and 2, the belt front end portion 40 is inserted through the first insertion hole after the belt mounting portion 4 is inserted.孔60. The headband 2 is inserted into the first insertion hole 60 until it reaches the boundary position of the loop portion 50, so that the loop portion 50 is formed in a loop shape.

The second insertion hole 70 is formed at a position closer to the tape base end 30 than the first insertion hole 60 as shown in FIG. 3. The belt front end portion 40 of the headband 2 can be inserted through the second insertion hole 70. As shown in Figs. 1 and 2, the belt front end portion 40 is inserted through the first insertion hole 60 and then further inserted through the second insertion hole 70. 2Insert through hole 70. In addition, the headband 2 is inserted through the second insertion hole 70 until the position where the overlap portion 100 described later and the thick plate portion 90 described later overlap in a close contact state.

The stopper 80 is, as shown in FIG. 3, protrudingly provided on the inner surface 50a of the loop part 50, for example. As shown in FIG. 2, the stopper 80 prevents the loop portion 50 from penetrating through the belt attachment portion 4 and engages with the belt attachment portion 4. In the embodiment, the stopper 80 is formed in a protruding shape long in the width direction of the headband 2.

The thick plate portion 90 is formed between the first insertion hole 60 and the second insertion hole 70 as shown in FIG. 3, and the plate thickness is larger than the surrounding portion.

The overlapping portion 100 is located closer to the belt tip portion 40 than the loop portion 50 as shown in FIG. 3. As shown in FIG. 2, the overlapping portion 100 overlaps with the portion between the first insertion hole 60 and the second insertion hole 70 in the headband 2. Furthermore, in the embodiment, as shown in FIG. 3, the width of the overlapping portion 100 is formed to be wider than the surrounding portion.

The connected portion 110 is located closer to the belt front end 40 than the center of the headband 2 in the longitudinal direction, and is connected to the buckle 3 so that the length of the headband 2 can be adjusted. In addition, the length adjustment mechanism of the headband 2 is as described later. In addition, the entire width of the connected portion 110 is formed to be wider than the portion other than the connected portion 110 in the headband 2.

Above, referring to Figures 1 to 3, as described above, according to the face mounting device of the embodiment, the loop part 50 is connected to the mounting device body 1 by connecting the headband 2 to the mounting device body. At both ends of 1, only the belt mounting parts 4 through which the headband 2 is provided, the headband 2 can be mounted on the fixture body 1, and the present invention can be easily applied to various facial fixtures.

Furthermore, according to the face mounting device of the embodiment, the headband 2 can easily be inserted in the vicinity of the loop part 50 by having two insertion holes having a first insertion hole 60 and a second insertion hole 70 The shape of the headband 2 is arranged in a linearly extending shape, and the facial equipment can be easily attached and detached, and the sense of installation can be improved.

According to the face mounting device of the embodiment, the stopper 80 is provided in the loop part 50, and when the headband 2 is mounted on the belt mounting part 4, the headband 2 can be prevented from passing through the belt mounting part. 4 A position beyond the loop part 50. Therefore, the headband 2 can be connected to the installation tool body 1 at a certain position in the headband 2, and the headband 2 can be easily attached to the belt attachment part 4.

Moreover, according to the face mounting tool of the embodiment, by forming the thick plate portion 90 between the first insertion hole 60 and the second insertion hole 70, it is easy to double the headband 2 in the vicinity of the loop portion 50. The overlapping parts are arranged in a straight extending shape, which makes it easier to attach and detach the face fittings, and can further improve the sense of installation.

In addition, according to the face mounting device of the embodiment, the width of the overlapping portion 100 is formed to be relatively wide. In the headband 2, the area of the part that abuts the user's temples can be enlarged, and the contact pressure can be reduced. , You can further improve the sense of installation.

In addition, according to the face fitting device of the embodiment, the entire width of the connected portion 110 is formed to be wider, and when the headband 2 and the buckle 3 are connected by friction between the faces, it can be more effective. The high friction force can connect the headband 2 and the buckle 3 with sufficient strength.

On the contrary, by making the width of the part of the headband 2 other than the connected part 110 smaller than that of the connected part 110, the headband 2 can be stretched and retracted with a smaller force when the face mount is attached and detached. Therefore, it is possible to expand the range of the length of the necessary and sufficient elastic force when the headband 2 is fixed to the facial installation tool, and the length of the headband 2 can be easily adjusted. Therefore, it is easy to fix the facial mounting tool to the user's head with a necessary and sufficient elastic force, and the mounting and dismounting of the facial mounting tool can be performed more easily.

Next, referring to Figs. 4 to 7, the buckle 3 will be described. Fig. 4 is a perspective view showing the buckle for facial equipment according to the embodiment. Fig. 5 is a front view showing the buckle for the facial installation device of Fig. 4. Fig. 6 is an exploded perspective view of the buckle for the facial equipment of Fig. 4. Fig. 7 is a plan view showing the operation of the buckle for the facial appliance of Fig. 4;

As shown in Figs. 4 and 5, the buckle head 10 of the buckle 3 has: a locking piece 12 with a circular convex portion 11 protrudingly provided, a platen portion 13, and a support portion 14, and The receiving unit 15, the first connecting unit 16, and the rotation restricting unit 17.

The buckle seat 20 of the buckle 3 has: a locked portion 22 formed with a circular recess 21, a platen abutting portion 23, a peripheral wall portion 24, a second connecting portion 25, and a restricted portion 26 . In the embodiment, the recessed portion 21 is a through hole that penetrates the plate-shaped locked portion 22 and fits the buckle 10 to the convex portion 11 in a pivotable manner. That is, the buckle 10 is rotatably connected to the buckle base 20 within a predetermined angle range by fitting the convex portion 11 and the concave portion 21.

In the embodiment, the buckle 3 is formed of hard plastic such as polycarbonate, nylon, polyester, and ABS resin. The buckle 3 is made of hard plastic. When the buckle head 10 and the buckle base 20 are connected, the sound and touch can clearly sense that the convex portion 11 and the concave portion 21 have been fitted, making it easier Carry out the loading and unloading of the facial equipment.

The convex portion 11 of the buckle 10 has a circular shape in plan view from the projecting direction X1. As shown in FIG. 5, the projecting direction X1 of the convex portion 11 is a direction crossing the insertion direction X3 when the buckle 10 is inserted into the buckle seat 20. As shown in FIG. In addition, the top surface of the convex portion 11 is inclined toward the insertion direction X3, so that the protrusion height of the convex portion 11 is reduced.

The top surface of the convex portion 11 is inclined toward the insertion direction X3 to reduce the protrusion height of the convex portion 11. When the buckle 10 is inserted into the buckle 20, the convex portion 11 and the concave portion 21 can be smoothly fitted . Conversely, the protrusion height of the convex portion 11 increases toward the extraction direction X4 when the buckle 10 is extracted from the buckle seat 20. Therefore, by the fitting of the convex portion 11 and the concave portion 21, the buckle 10 can be locked to the buckle seat 20 with sufficient strength.

The locking piece 12 of the buckle 10 is as shown in FIGS. 5 and 6, and has an egg-shaped shape when viewed from above, and has a base end portion 12a as a first base end portion, an intermediate portion 12b, and The tip portion 12c is the first tip portion. The base end portion 12a is a portion connected to the support portion 14. The middle part 12b is a part between the base end part 12a and the front end part 12c, and the convex part 11 is protrudingly provided. The front end portion 12c is a free end portion of the locking piece 12.

The platen portion 13 of the buckle 10 is arranged in a direction X2 opposite to the protrusion direction X1 of the convex portion 11 with respect to the locking piece 12. In the embodiment, the platen portion 13 is a circular plate-shaped member having a predetermined gap between the locking piece 12 and the locking piece 12 in the opposite direction X2.

As shown in FIGS. 4 and 6, the support portion 14 of the buckle 10 elastically supports the locking piece 12 on the platen portion 13 in a fitted state in which the convex portion 11 and the concave portion 21 are fitted. That is, in the embodiment, the locking piece 12 is cantilever supported by the support portion 14 in the base end portion 12a.

The receiving portion 15 of the buckle 10 is formed in the locking piece 12 at a position closer to the front end portion 12c than the convex portion 11, and accepts pressing the locking piece 12 in the opposite direction X2 and pressing between the convex portion 11 and the concave portion 21 Press operation to release the fitted state. In the embodiment, the receiving portion 15 is formed on the surface of the front end portion 12 c of the locking piece 12 on the side in the protruding direction X1. In addition, the receiving portion 15 has a plurality of protrusions 15a for slip prevention. As described above, the buckle 3 of the embodiment is a front separation type in which the fitted state is released by pressing the locking piece 12 in the direction X2 opposite to the protruding direction X1.

The first connecting portion 16 of the buckle 10 is formed integrally with the platen portion 13 as shown in FIGS. 4 and 5 to connect the headband 2 to the buckle 10. In addition, the first connecting portion 16 has a plurality of rod members 16a, 16b, and 16c as a length adjustment mechanism of the headband 2.

The plurality of rod members 16a, 16b, and 16c are arranged in parallel with each other at a predetermined interval in the first connecting portion 16 and can be frictionally engaged with the headband 2. That is, the belt tip 40 of the headband 2 is inserted between the plurality of rod members 16a, 16b, 16c through the path shown by the arrowed curve A in Fig. 5, so that the headband 2 is covered. The connecting portion 110 and the first connecting portion 16 are frictionally engaged, and the buckle 10 and the headband 2 are connected in a freely adjustable manner.

The rotation restricting portion 17 of the buckle 10 is protrudingly provided on both sides of the platen 13 as shown in Figs. 5 and 6. As shown in Fig. 7, it can restrict the buckle 10 to the buckle seat 20. The rotation range of the rotation abuts against the buckle 20. In the embodiment, the buckle 10 is rotated around a central axis passing through the center of the circular convex portion 11, and the left and right maximum rotation positions L2, L3 are restricted by the rotation restricting portion 17.

In the embodiment, the maximum rotation angles α1 and α2 between the left and right maximum rotation positions L2 and L3 and the neutral position L1 of the buckle 10 are equivalent angles. Moreover, the maximum rotation angles α1 and α2 may be acute angles, but angles of 45° or less are preferable, angles of 20° or less are more preferable, and angles of 5° to 10° are more preferable.

The locked portion 22 of the buckle 20 abuts against the locking piece 12 of the buckle 10 when the buckle 10 is inserted into the buckle 20. The plate abutting portion 23 of the buckle base 20 abuts against the platen portion 13 of the buckle 10 when the buckle 10 is inserted into the buckle base 20. The peripheral wall portion 24 of the buckle base 20 faces the support portion 14 so as to enclose the support portion 14 of the buckle 10 when the buckle 10 is inserted into the buckle base 20.

The second connecting portion 25 of the buckle base 20 connects the buckle base 20 and the headband 2 and has a length adjustment mechanism for adjusting the length of the headband 2. In addition, as shown in FIGS. 4 and 5, the second connecting portion 25 is formed integrally with the platen abutting portion 23, and has a plurality of rod members 25a, 25b, and 25c. The restricted portion 26 abuts on the rotation restricting portion 17 so as to restrict the rotation range of the buckle 10 with respect to the buckle base 20.

Above, with reference to Figures 1 to 2 and Figures 4 to 7, the facial mounting tool and the buckle for facial mounting tool of this embodiment are provided by the circular convex portion 11 and the circular shape. The fitting of the recessed portion 21 causes the buckle head 10 and the buckle seat 20 to be connected. Therefore, even if the direction between the buckle 10 and the buckle seat 20 is not in a straight line, even if it is slightly inclined, the buckle 10 can be inserted into the buckle seat 20, making it easy to connect the buckle 10 and the buckle seat 20 at the back of the head. Link operation.

In the case of the facial mounting tool and the buckle for facial mounting tool according to the present embodiment, the locking piece 12 is provided with the receiving portion 15 at a position closer to the front end portion 12c than the convex portion 11, so that the lever can be used According to the principle, the fitting state between the convex portion 11 and the concave portion 21 is released by a smaller force, so that the facial appliance can be detached more easily. Moreover, the fitting state between the convex portion 11 and the concave portion 21 can be released by a smaller force, even if the supporting force of the supporting portion 14 elastically supporting the locking piece 12 is large, the convex portion 11 and the concave portion can be easily removed. The fitted state between the recesses 21 is released. Therefore, the supporting portion 14 can be designed to exert a greater supporting force, and the bonding strength of the buckle head 10 and the buckle seat 20 can be increased.

In addition, the fitted state between the convex portion 11 and the concave portion 21 may be released by pressing the convex portion 11 with a finger through the concave portion 21, for example. However, if the diameter of the concave portion 21 is too small and a finger cannot pass through the concave portion 21, the convex portion 11 cannot be pressed. According to the embodiment, the locking piece 12 has the receiving portion 15. Even if the diameter of the concave portion 21 is too small to press the convex portion 11 with a finger, the convex portion 11 can be pressed by pressing the receiving portion 15 The fitted state between and the recess 21 is released. Therefore, even if the diameter of the recess 21 is designed to be small, there is no problem, and the buckle 3 can be easily reduced in size.

In addition, according to the facial mounting tool and the buckle for facial mounting tool according to the present embodiment, by setting the maximum rotation angles α1 and α2 within the above-mentioned range, the facial mounting tool can be effectively prevented from heading when the facial mounting tool is installed. Band 2 deviates. For example, in order to prevent the face fitting from falling off and deviating when diving into the water and at the beginning of a competitive swimming, and water leakage in the fitting body 1, a headband is hung on the back of the user’s head above the eyes. In the case of 2, downward force will be applied to both ends of the buckle 3. A general hook-type buckle and a side-separable buckle are fixed in a state where the buckle head and the buckle seat are aligned in a straight line, so the buckle 3 easily deviates downward. According to the buckle 3 of the embodiment, by corresponding to the position of the buckle 3 in the back of the head, the relative angle of the buckle 10 and the buckle base 20 is changed, which can effectively prevent the buckle 3 from deviating and effectively prevent the face Falling off and deviation of installation equipment.

And for example, when the user moves the body 1 of the mounting device to the forehead with the face mounting device installed, the relative rotation of the buckle 10 and the buckle 20 can be used to install The main body 1 moves smoothly to the forehead.

Conversely, by making the maximum rotation angles α1 and α2 within the above range, the relative rotation angle of the buckle 10 and the buckle 20 can be prevented from greatly exceeding, and the engagement between the convex portion 11 and the concave portion 21 can be prevented. The state is easily released, and the facial equipment can be stably fixed to the head. That is, when the top surface of the convex portion 11 is inclined toward X3 so that the protrusion height is reduced, if the buckle 10 is rotated at a large angle with respect to the buckle seat 20, the fitting state between the convex portion 11 and the concave portion 21 is easily released. By setting the maximum rotation angles α1 and α2 within the above-mentioned range, even when, for example, the mounting device body 1 is moved to the forehead, it is possible to prevent the relative angle of the buckle 10 and the buckle 20 from greatly exceeding, and to prevent convex portions The fitted state between 11 and the recess 21 is easily released.

Next, referring to Fig. 8, a facial installation device of another embodiment will be described. Fig. 8 is a perspective view showing a facial installation device according to another embodiment of the present invention.

As shown in Fig. 8, the face mounting device of the present embodiment is sunglasses, and includes a glass body 1A as the mounting device body. The glass body 1A has a pair of colored lens portions 1a, a lens frame portion 1b, and a nose pad 1e. In the embodiment, the pair of lens portions 1a are integrally formed, and are formed of a single curved resin plate or glass plate. In addition, the pair of lens portions 1a may be formed separately, or may be connected to each other by a bridge bridge (not shown) or the like.

In addition, the glass body 1A has a belt mounting portion 4 through which the headband 2 can be inserted at both ends. The user inserts the headband 2 through the belt attaching part 4 and attaches the headband 2 to the glass body 1A. The structure other than the glass main body 1A in this embodiment is the same as the structure of the embodiment shown in 1st-7th.

As mentioned above, the face fitting of the present embodiment described with reference to Fig. 8 is sunglasses, and the glass body 1A has belt attachment portions 4 at both ends through which the headband 2 can be inserted. Therefore, the present invention is not limited to goggles, but also Suitable for general glasses including sunglasses.

Above, the embodiments of the present invention have been described with reference to the drawings (Figures 1 to 8). However, the present invention is not limited to the above-mentioned embodiment, and can have various aspects (for example, the following (1) to (2)) without departing from the essential scope.

(1) With reference to Figures 2 and 3, in the above-mentioned embodiment, the stopper 80 is protrudingly provided on the inner surface 50a of the loop part 50, but it can be engaged with the belt mounting part 4, and can be In order to prevent the loop portion 50 from penetrating the belt attachment portion 4, the stopper 80 may be provided on the outer surface of the loop portion 50.

(2) In the above embodiment, although the maximum rotation angles α1 and α2 are equivalent angles, the maximum rotation angles α1 and α2 may be different angles as long as the total value is the same.

X1: Protruding direction X2: Opposite direction 1: Installation device body 1A: Glass body (installation device body) 1a: lens part 1b: Lens frame part 1c: gasket part 1d: Nose bridge 1e: Nose gasket 2: headband 3: Buckle 4: With mounting part 10: deduction 11: Convex 12: Locking film 12a: Base end (first base end) 12b: middle part 12c: Tip part (first tip part) 13: Platen 14: Support 15: Acceptance Department 15a: protrusion 16: The first connection part 16a, 16b, 16c: rod member 17: Rotation restriction part 20: Buckle seat 21: recess 22: Blocked part 23: Platen abutment part 24: Peripheral wall 25: The second connection part 25a, 25b, 25c: rod member 26: Restricted Department 30: With base end (2nd base end) 40: With front end (2nd front end) 50: Loop Department 50a: inner side 60: 1st insertion hole 70: 2nd insertion hole 80: Stop 90: Thick plate department 100: Overlap 110: Connected part

[Figure 1] A perspective view showing the facial installation device according to the embodiment of the present invention. [Fig. 2] A plan view showing the facial equipment of Fig. 1. [Fig. 3] A perspective view showing the headband for facial equipment according to the embodiment of the present invention. [Fig. 4] A perspective view showing the buckle for facial equipment according to the embodiment of the present invention. [Fig. 5] A front view showing the buckle for the facial installation device of Fig. 4. [Fig. 6] An exploded perspective view showing the buckle for facial equipment of Fig. 4. [Fig. 7] A plan view showing the movement of the buckle for facial equipment in Fig. 4, (a) shows that the buckle is in the neutral position of the buckle for facial equipment, and (b) is the display buckle The buckle for a facial installation tool whose head rotates to the maximum in one direction, (c) is a buckle for a facial installation tool that shows the maximum rotation of the buckle head in the opposite direction. [Fig. 8] A perspective view showing a facial installation device according to another embodiment of the present invention.

1: Installation device body

1a: lens part

1b: Lens frame part

1c: gasket part

1d: Nose bridge

2: headband

3: Buckle

4: With mounting part

10: deduction

20: Buckle seat

50: Loop Department

Claims (5)

A buckle for facial installation equipment, Equipped with: a buckle attached to one of the pair of headbands (2, 2) connected to the two ends of the fixture body (1, 1A) of the facial fixture mounted on the face. (10), and the buckle seat (20) installed on the other side of the aforementioned pair of headbands (2, 2), The aforementioned buckle (10) is a locking piece (12) with a round convex portion (11) protrudingly provided, and the aforementioned buckle (20) is provided with the aforementioned buckle (10) to pivotally support the aforementioned buckle (10) and the aforementioned convex A circular recess (21) into which the part (11) fits. For example, the buckle for face installation equipment of claim 1, in which, The buckle (10) is provided with a platen portion (13) that is arranged in the direction (X2) opposite to the protruding direction (X1) of the convex portion (11) for the locking piece (12), and in the aforementioned The fitting state in which the convex portion (11) and the concave portion (21) are fitted elastically supports the locking piece (12) on the supporting portion (14) of the platen portion (13), The locking piece (12) has: a first base end portion (12a) connected to the support portion (14); and an intermediate portion (12b) where the convex portion (11) is formed; and a first front end portion (12c); and is arranged closer to the first tip portion (12c) than the convex portion (11), accepts pressing the locking piece (12) in the opposite direction (X2) to release the fitting state The accepting part (15) of the pressing operation used. Such as claim 1 or 2 of the buckle for face installation equipment, in which, The headband (2) has a second base end (30) and a second front end (40), The mounting device body (1, 1A) is provided with a belt mounting portion (4) through which the second front end portion (40) can be inserted at both ends, The aforementioned headband (2) further has: The loop portion (50) that is located closer to the second base end portion (30) than the center in the longitudinal direction and connected to the belt attachment portion (4); and It is formed at a position closer to the second base end portion (30) than the loop portion (50), so that the second tip portion (40) of the belt mounting portion (4) is inserted through the first plug Through hole (60); and It is formed at a position closer to the second base end portion (30) than the first insertion hole (60), and the second tip portion (40) inserted through the first insertion hole (60) is inserted through The second insertion hole (70). For example, the buckle for face installation equipment of claim 3, in which, The aforementioned headband (2) further has: The loop part (50) is protrudingly provided to prevent the loop part (50) from passing through the belt mounting part (4) and engaging with the stopper part (80) of the belt mounting part (4). A facial equipment, It is a facial installation device to be installed on the face, and it includes: an installation device body (1, 1A), and a pair of headbands connected to both ends of the aforementioned installation device body (1, 1A) ( 2, 2), and the buckle for facial installation devices as in any one of claims 1 to 4.

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