CN105372831B - Double-core inner positioning elastic glasses leg - Google Patents
Double-core inner positioning elastic glasses leg Download PDFInfo
- Publication number
- CN105372831B CN105372831B CN201510833408.1A CN201510833408A CN105372831B CN 105372831 B CN105372831 B CN 105372831B CN 201510833408 A CN201510833408 A CN 201510833408A CN 105372831 B CN105372831 B CN 105372831B
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- Prior art keywords
- spring
- core
- glasses leg
- boss
- shell
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- G—PHYSICS
- G02—OPTICS
- G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
- G02C5/00—Constructions of non-optical parts
- G02C5/14—Side-members
- G02C5/16—Side-members resilient or with resilient parts
-
- G—PHYSICS
- G02—OPTICS
- G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
- G02C5/00—Constructions of non-optical parts
- G02C5/22—Hinges
- G02C5/2218—Resilient hinges
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- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Ophthalmology & Optometry (AREA)
- Optics & Photonics (AREA)
- Eyeglasses (AREA)
- Hinges (AREA)
Abstract
A double-core inner positioning elastic glasses leg comprises a glasses leg and a pile head, wherein a hinge seat is fixed on the pile head, a spring shell is fixed on the glasses leg, the spring shell is provided with a core sliding cavity and a spring embedding cavity, a spring core is arranged in the spring embedding cavity, a first boss is arranged on the core sliding cavity of the spring core, the spring shell which is arranged in the spring core is fixed on the glasses leg, the spring core is in sliding fit with the glasses leg, a U-shaped groove is arranged on the spring core, and the spring is arranged in the U-shaped groove; the invention has the beneficial effects that: 1. the concave-convex step inner positioning design breaks through the defects that the conventional spring core is easy to separate and break, and can meet the opening angles with different requirements. 2. The invention has novel structure and practical and reliable function. 3. The invention increases the contact surface between the inner wall and the core, and the structure is more stable. 4. The widening of the neck of the spring core and the transition design of the arc surface or the bevel edge are firmer and more reliable.
Description
Belongs to the technical field of:
the invention belongs to the technical field of glasses manufacturing, and relates to an elastic glasses leg and an elastic contact pin.
Background art:
the elastic earpiece on the market is widely applied at present, but still has many defects: the traditional elastic glasses legs have the problems of low precision, large connection swing, easy separation in use, easy breakage of spring cores and the like due to the defects of design and process.
The invention content is as follows:
the invention provides a double-core inner positioning elastic glasses leg, which is a revolutionary improved design, greatly improves the precision of a slingshot and prolongs the service life. The spring inserting device comprises a positioning clamping point design which can not be separated from a core and an opening angle, a widening design which can prevent the core from being bent and broken, a spring inserting design which can simplify the process and improve the efficiency, and the like.
The technical scheme adopted by the invention for solving the technical problems is as follows:
a double-core inner positioning elastic glasses leg comprises a glasses leg and a pile head, wherein a hinge seat is fixed on the pile head, a spring shell is fixed on the glasses leg, a core sliding cavity and a spring embedding cavity are arranged in the spring shell, a spring core is arranged in the spring embedding cavity, a first boss is arranged on the core sliding cavity on the spring shell, the rear end face of the first boss and the spring core form a spring embedding cavity, a core sliding cavity is formed between the two sides of the first boss and the spring shell, a spring placing part is arranged in the spring core, the spring placing part is used for placing a spring, a certain pre-tightening force is generated in the initial state, the spring shell with the spring and the spring installed in the spring core is placed on the glasses leg, the spring core and the glasses leg are in clearance sliding fit, the width and the height of the spring core are larger than the maximum outer diameter of the spring, a shaft hole is formed in, a second boss is arranged on one side edge of the spring core, and a concave position corresponding to the second boss is arranged on the spring shell.
The spring core is U-shaped, a U-shaped groove is formed in the spring core, a spring is arranged in the U-shaped groove, a certain pre-tightening force is generated in the initial state, one end of the spring is in contact with one end of the spring core, and the other end of the spring is in contact with the rear end face of the first boss.
The spring placing part comprises a cylindrical shaft for placing a spring, the tail end of the cylindrical shaft is provided with a small circular platform for compressing the spring, the diameter of the small circular platform is larger than that of the shaft, and the spring placing part is fixedly connected with the head end of the spring core. The head end of the spring core and the spring placing part can be of an integrated structure, and are connected in a tight fit mode, riveted or in a threaded mode.
The end face matching part of the spring core and the spring shell is provided with an arc surface or a bevel edge transition.
The pile head is welded, thermally bonded or assembled with the hinge base.
The lower end of the spring core is provided with a foot part, and the foot part and the glasses legs are in clearance sliding fit.
The invention has the beneficial effects that: 1. the concave-convex step inner positioning design breaks through the defects that the conventional spring core is easy to separate and break, and can meet the opening angles with different requirements. 2. The invention has novel structure and practical and reliable function. 3. The invention increases the contact surface between the inner wall and the core, and the structure is more stable. 4. The widening of the neck part and the bevel edge transition design of the spring core are firmer and more reliable.
Description of the drawings:
fig. 1 is an exploded view of the components of the present invention:
FIG. 2 is a schematic view of the overall structure of the present invention;
FIG. 3 is an assembly view of the hinge base, spring housing, spring core and spring of the present invention;
FIG. 4 is a structural diagram of the assembly of the spring core with spring into the hinge base and the spring housing according to the present invention;
FIG. 5 is a perspective view of the spring core of the present invention;
FIG. 6 is a schematic view of the spring shell of the present invention in an overhead configuration;
FIG. 7 is a first cross-sectional view of FIG. 4;
FIG. 8 is a second cross-sectional view of FIG. 4;
FIG. 9 is a perspective view of the spring core of embodiment 2;
FIG. 10 is a schematic view of a 180 hinge base of embodiments 3 and 5 of the present invention;
fig. 11 is a schematic view of the embedding mechanism of the 90 ° hinge base according to the 4 th and 6 th embodiments of the present invention.
The specific implementation mode is as follows:
example 1: as shown in fig. 1-8, a pair of inner positioning elastic glasses leg comprises a glasses leg 4 and a peg 3, a hinge seat 1 is fixed on the peg 3, a spring shell 6 is fixed on the glasses leg 4, a core sliding cavity 6.1 and a spring embedding cavity 6.2 are arranged in the spring shell 6, a spring core 2 is arranged in the spring embedding cavity 6.2, the neck of the spring core 2 is arranged in the core sliding cavity 6.1, the rear end face of a first boss 6.1.1 and the U-shaped spring core 2 form a spring embedding cavity, and a spring core sliding cavity 6.1 is formed between the two sides of the first boss and the spring shell 6. When the spring core 2 slides outwards, the spring 5 is compressed under the action of the first boss 6.1.1, and elasticity is formed under the reaction force. The spring shell 6 internally provided with the spring core 2 and the spring 5 is fixed on the glasses leg 4, the spring core 2 is in clearance sliding fit with the glasses leg 4, a U-shaped cavity is arranged on the spring core 2, the spring 5 is arranged in the U-shaped cavity, one end of the spring 5 is in contact with the bottom end of the spring core 2, the other end of the spring 5 is in contact with the rear end face of the first boss 6.1.1, and the width and the height of the U-shaped cavity of the spring core 2 are larger than the maximum outer diameter of the spring 5. The spring 5 is located in the middle of the spring core 2. The spring 5 is placed in a U-shaped cavity of the first boss 6.1.1 and the spring core, a certain pre-tightening force exists in the initial state, a shaft hole 2.3 is formed in the other end of the spring core 2, the shaft hole 2.3 in the spring core 2 is hinged with the hinge base through a screw 7, a second boss 2.1 is arranged on the side face of the spring core 2, and the spring shell 6 is provided with a concave position 6.1.2 corresponding to the second boss 2.1. The second boss 2.1 and the concave position 6.1.2 are matched to prevent the spring core 2 from being separated, so that under the condition that the thicknesses of the earpieces are different, different opening angle requirements can be met and the inner positioning effect can be achieved only by adjusting the positions of the second boss 2.1 or the concave position 6.1.2. The pile head 3 is welded, thermally bonded or assembled with the hinge base 1. The lower end of the spring core 2 is provided with a foot part 2.2, and the foot part 2.2 is in clearance sliding fit with the glasses leg 4. The contact area of the foot part 2.2 and the glasses leg 4 is reduced, so that the relative sliding of the spring core 2 is easier. The arc surface 24 is arranged at the matching position of the end surface of the spring core and the end surface of the spring shell, so that the neck of the spring core is wider than that of the traditional core, and the bending or breaking of the core in the working process can be effectively prevented.
Example 2: as shown in fig. 9, the present embodiment is different from embodiment 1 in that the number of the spring cores 2 of the present embodiment is at least two, the spring cores 2 are respectively placed on two sides of the first boss, the spring cores 2 include a spring placing portion, the spring placing portion includes a cylindrical shaft for placing a spring, a small circular truncated cone for compressing the spring and having a radius larger than that of the shaft is disposed at the end of the cylindrical shaft, and the spring is placed on the cylindrical shaft and has a certain pre-tightening force in an initial state. The head end of the spring core and the spring placing part can be of an integrated structure, and are connected in a tight fit mode, riveted or in a threaded mode.
Example 3: as shown in fig. 1 to 8 and 10, the present embodiment is different from the embodiment 1 in that the embodiment 1 is the glasses temple 4 made of metal, the hinge base 1 is installed on the stub 3 by welding, and the embodiment is that the first hinge base 1.1 is installed in the first stub 3.1 by heating or embedding the first hinge base 1.1. The metal elastic leg assembly, namely the elastic contact pin, is arranged in the plastic in a heating or assembling, pre-embedding and other modes. The method is used for the hinge for the plastic glasses leg and the plastic pile head.
Example 4: as shown in fig. 1 to 8 and fig. 11, the present embodiment is different from embodiment 1 in that the second hinge base 1.2 is inserted into the second stub 3.2 by heating or pre-embedding the hinge base 1.2. The metal elastic leg assembly, namely the elastic contact pin, is arranged in the plastic in a heating or assembling, pre-embedding and other modes. The method is also used for the hinge for the plastic glasses leg and the plastic pile head.
Example 5: as shown in fig. 9 and 10, the present embodiment is different from the embodiment 2 in that the embodiment 2 is the glasses temple 4 made of metal, the hinge base 1 is inserted into the stud 3 by welding, and the embodiment 2 is to insert the first hinge base 1.1 into the first stud 3.1 by heating or embedding the first hinge base 1.1. The metal elastic leg assembly, namely the elastic contact pin, is arranged in the plastic in a heating or assembling, pre-embedding and other modes. The method is used for the hinge for the plastic glasses leg and the plastic pile head.
Example 6: as shown in fig. 9 and fig. 11, the present embodiment is different from embodiment 2 in that the second hinge base 1.2 is placed into the second stub 3.2 by heating or pre-embedding the hinge base 1.2. The metal elastic leg assembly, namely the elastic contact pin, is arranged in the plastic in a heating or assembling, pre-embedding and other modes. The method is also used for the hinge for the plastic glasses leg and the plastic pile head.
Claims (7)
1. A double-core inner positioning elastic glasses leg comprises a glasses leg and a pile head, and is characterized in that a hinge seat is fixed on the pile head, a spring shell is fixed on the glasses leg, a core sliding cavity and a spring embedding cavity are arranged in the spring shell, a spring core is arranged in the spring embedding cavity, a first boss is arranged on the core sliding cavity of the spring core, the rear end face of the first boss and the spring core form a spring embedding cavity, a core sliding cavity is formed between the two sides of the first boss and the spring shell, a spring placing part is arranged in the spring core, the spring placing part is used for placing a spring, a certain pre-tightening force is initially generated, the spring shell with the spring and the spring installed in the spring core is placed on the glasses leg, the spring core and the glasses leg are in clearance sliding fit, the width and the height of the spring core are larger than the maximum outer diameter of the spring, a shaft hole is formed in the other end of, a second boss is arranged on one side edge of the spring core, and a concave position corresponding to the second boss is arranged on the spring shell.
2. The dual in-core inner positioning elastic temple of claim 1, wherein said spring core is U-shaped, said spring core having a U-shaped groove therein, said U-shaped groove having a spring disposed therein, and having a pre-load force applied thereto in an initial state, one end of said spring contacting one end of said spring core, the other end of said spring contacting a rear end surface of said first boss.
3. The dual-core internally positioning elastic glasses leg as claimed in claim 1, wherein the number of said spring cores is at least two, and said spring placing portion is respectively placed on both sides of said first boss, and said spring placing portion comprises a cylindrical shaft for placing a spring, and the end of said cylindrical shaft is provided with a small truncated cone for compressing the spring and having a diameter larger than that of said cylindrical shaft.
4. The dual-core internally-positioning elastic glasses leg as claimed in claim 3, wherein the head end of the spring core and the spring placing part can be of an integrated structure, and are connected in a tight fit manner, riveted or screwed.
5. The dual in-core internally positioning resilient temple of claim 1 wherein said spring core is provided with a radius or bevel transition at the point of engagement with the end surface of the spring case.
6. The dual core internally positioned resilient temple of claim 2 wherein said stub is welded, thermally bonded or otherwise attached to said hinge base.
7. The dual-core internally positioned resilient temple of claim 3 wherein said spring core has a foot at a lower end thereof, said foot being in clearance sliding engagement with said temple.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201510833408.1A CN105372831B (en) | 2015-11-25 | 2015-11-25 | Double-core inner positioning elastic glasses leg |
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CN201510833408.1A CN105372831B (en) | 2015-11-25 | 2015-11-25 | Double-core inner positioning elastic glasses leg |
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CN105372831A CN105372831A (en) | 2016-03-02 |
CN105372831B true CN105372831B (en) | 2020-01-03 |
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CN201510833408.1A Active CN105372831B (en) | 2015-11-25 | 2015-11-25 | Double-core inner positioning elastic glasses leg |
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Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106154573A (en) * | 2016-08-31 | 2016-11-23 | 温州市益大眼镜有限公司 | A kind of New positioning mechanism leg of spectacles |
CN112558310B (en) * | 2020-12-28 | 2023-01-31 | Oppo(重庆)智能科技有限公司 | Support and head-mounted equipment |
CN116068788A (en) * | 2021-10-29 | 2023-05-05 | 富泰京精密电子(烟台)有限公司 | Rotating shaft structure and terminal product |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2702573B1 (en) * | 1993-03-09 | 1995-05-12 | Chevassus | Locking device for an elastic hinge of spectacles. |
HK130895A (en) * | 1989-11-04 | 1995-08-24 | Obe Werk Kg | Resilient hinge for spectacles |
CN2862073Y (en) * | 2006-01-12 | 2007-01-24 | 台州蓝德斯光学有限公司 | Structure improved elastic earpiece |
CN200969006Y (en) * | 2006-11-01 | 2007-10-31 | 付冬梅 | Aluminum alloy glasses frame |
KR20100118423A (en) * | 2009-04-28 | 2010-11-05 | 황제섭 | Folding and binding device for spectacles |
CN203643696U (en) * | 2013-11-13 | 2014-06-11 | 左常龙 | Spectacle frame with adjustable clamping force |
CN204650074U (en) * | 2014-11-27 | 2015-09-16 | 黄洪志 | A kind of earpiece |
CN205103503U (en) * | 2015-11-25 | 2016-03-23 | 温州市益大眼镜有限公司 | Two in -cores location elasticity mirror leg |
-
2015
- 2015-11-25 CN CN201510833408.1A patent/CN105372831B/en active Active
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
HK130895A (en) * | 1989-11-04 | 1995-08-24 | Obe Werk Kg | Resilient hinge for spectacles |
JP2689282B2 (en) * | 1989-11-04 | 1997-12-10 | オーベーエーウエルク オーンマヒト ウント バウムガルトナー ゲーエムベーハー ウント コンパニー カーゲー | Eyeglasses with spring hinges |
FR2702573B1 (en) * | 1993-03-09 | 1995-05-12 | Chevassus | Locking device for an elastic hinge of spectacles. |
CN2862073Y (en) * | 2006-01-12 | 2007-01-24 | 台州蓝德斯光学有限公司 | Structure improved elastic earpiece |
CN200969006Y (en) * | 2006-11-01 | 2007-10-31 | 付冬梅 | Aluminum alloy glasses frame |
KR20100118423A (en) * | 2009-04-28 | 2010-11-05 | 황제섭 | Folding and binding device for spectacles |
CN203643696U (en) * | 2013-11-13 | 2014-06-11 | 左常龙 | Spectacle frame with adjustable clamping force |
CN204650074U (en) * | 2014-11-27 | 2015-09-16 | 黄洪志 | A kind of earpiece |
CN205103503U (en) * | 2015-11-25 | 2016-03-23 | 温州市益大眼镜有限公司 | Two in -cores location elasticity mirror leg |
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CN105372831A (en) | 2016-03-02 |
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