CN203117561U - Spectacle elastic hinge - Google Patents
Spectacle elastic hinge Download PDFInfo
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- CN203117561U CN203117561U CN 201320115787 CN201320115787U CN203117561U CN 203117561 U CN203117561 U CN 203117561U CN 201320115787 CN201320115787 CN 201320115787 CN 201320115787 U CN201320115787 U CN 201320115787U CN 203117561 U CN203117561 U CN 203117561U
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- hinge
- spring core
- elastic hinge
- eyeglasses
- sway
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Abstract
The utility model provides a spectacle elastic hinge, which belongs to the technical field of the manufacturing of spectacles and solves the problem of the existing spectacle elastic hinge that the spectacle legs can swing leftwards and rightwards. The spectacle elastic hinge comprises a front hinge, a spring core and a slingshot shell, the spring core is installed inside the slingshot shell, a hinge end of the spring core is arranged outside the slingshot shell, a front hinge is hinged with the spring core through a pin shaft, the upper part of one end surface, having an installation hole, of the slingshot shell is provided with a swinging prevention movable plate which protrudes out of the end surface, two outer side walls of the swinging prevention movable plate are respectively closely bonded with two inner side walls of the front hinge, the middle part of the swinging prevention movable plate is provided with a notch, and the upper part of the hinge end of the spring core is arranged in the notch. The spectacle elastic hinge has the advantages that the structure is simple, and the leftward-rightward swinging of the spectacle legs can be prevented.
Description
Technical field
The utility model belongs to glasses manufacturing technology field, relates to a kind of elastic hinge for eyeglasses.
Background technology
Glasses have the effect of correcting defects of vision or protecting eyes; popular along with the rising of near-sighted number, various decoration glasses; glasses more and more become the necessity of people's life, and people require also more and more higher to aesthetic property, convenience and the comfort of wearing etc. of glasses.
Glasses of selling on the market in the past, spectacle frame and earpiece mostly adopt the connected mode of hinge screws, this hinged glasses clamping force a little less than, and earpiece is opened the back and is fixed with the position of spectacle frame, earpiece can not be too much rotation, otherwise damage easily.Therefore in the existing glasses, earpiece adopts elastic hinge to be connected with spectacle frame mostly, and for example the Chinese patent literature data discloses the eyeglasses frame elastic hinge [patent No.: 200820095445.2; Granted publication number: CN201226057Y], it comprises hinge bidentate, catapult core and catapult box body, the catapult core comprises monodentate core body, keeper and spring, keeper and spring housing are on the monodentate handle of monodentate core body, spring is positioned at after the keeper, and the inner of monodentate handle is provided with one and prevents the flat position that spring comes off; The outer end of monodentate core body and hinge bidentate flexibly connect, and the keeper of catapult core and spring are arranged in the catapult box body, and the catapult core is removable by its keeper with the catapult box body and is connected.
But the outer end of the monodentate core body of this kind eyeglasses frame elastic hinge is exposed at outside the catapult box body, have only a part that is connected with the pin thread position to be positioned at the groove of catapult box body, after the installation, the outer end of monodentate core body is positioned between the bidentate of hinge bidentate, if the hinge bidentate is little with the gap that the monodentate core body cooperates, will increase the friction force between hinge bidentate and the monodentate core body, earpiece in moving process, will follow the string or elasticity very weak; If increase the gap that the hinge bidentate cooperates with the monodentate core body, earpiece after the assembling can swing, poor stability, so in process, spacing between the hinge bidentate bidentate and monodentate core body are very high along the tolerance of its radial diameter, in producing in batches, reality is difficult to control, and the processing cost height.
Summary of the invention
The purpose of this utility model is at the above-mentioned problems in the prior art, and a kind of elastic hinge for eyeglasses is provided, and it is simple in structure, can prevent that earpiece from swinging, the earpiece good stability.
The purpose of this utility model can realize by following technical proposal: a kind of elastic hinge for eyeglasses, comprise preceding hinge, spring core and catapult shell, described spring core is installed in the catapult shell, its hinged end is positioned at outside the catapult shell, hinge and spring core are hinged by bearing pin before described, it is characterized in that, the top that described catapult shell has mounting hole one end end face has the anti-sway moving plate that protrudes from this end face, two lateral walls of described anti-sway moving plate are close to two madial walls of preceding hinge respectively and are closed, the centre of described anti-sway moving plate has breach, and the top of above-mentioned spring core hinged end is arranged in above-mentioned breach.
Spring core is installed in the mounting hole of catapult shell, the hinged end of spring core is positioned at the breach that the catapult shell outside and its top are positioned at the antihunting sheet, two madial walls of two lateral walls of anti-sway moving plate and preceding hinge hinge bidentate are close to and are closed, anti-sway moving plate is fixed on the catapult shell, and the catapult shell is welded on the earpiece, and preceding hinge is welded on the spectacle-frame, the earpiece even this kind structure swings, earpiece can not swung yet, and is simple in structure, the earpiece good stability.
In above-mentioned a kind of elastic hinge for eyeglasses, the bottom that described catapult shell has mounting hole one end end face has the anti-sway motion block that protrudes from this end face.Anti-sway motion block is positioned at the below of mounting hole, with anti-sway moving plate over against setting, two lateral walls of anti-sway motion block also are close to two madial walls of preceding hinge hinge bidentate respectively and are closed, the existence of anti-sway motion block makes the performance of earpiece antihunting better, even swing earpiece, earpiece can not swung yet.
In above-mentioned a kind of elastic hinge for eyeglasses, described anti-sway motion block along the axial length of spring core less than anti-sway moving plate along the axial length of spring core.The length of anti-sway motion block is shorter, firm degree height, and good stability, not yielding, and the short earpiece that can not make of anti-sway motion block blocks when rotating, and rational in infrastructure.
In above-mentioned a kind of elastic hinge for eyeglasses, the bottom of described catapult shell has the through hole that is connected with mounting hole.Through hole is positioned at the bottom of catapult shell, and after catapult shell and the earpiece welding, through hole can not influence the attractive in appearance of glasses between catapult shell and earpiece.
In above-mentioned a kind of elastic hinge for eyeglasses, described spring core comprises mandrel, spring, shackle member and plug, described shackle member comprises installation sleeve and a pair of card, and described card is symmetry and expands outwardly, and wherein a slice card is connected on the sidewall of above-mentioned through hole.Spring core is common spring core, and during installation, a pair of card lays respectively at top and the below of mandrel, and the card of below is connected on the sidewall of through hole, and spring core is connected in the catapult shell.
In above-mentioned a kind of elastic hinge for eyeglasses, described bearing pin is screw.
Compared with prior art, the elastic hinge for eyeglasses that the utility model provides has the anti-sway moving plate that protrudes from this end face on the top that the catapult shell has mounting hole one end end, two lateral surfaces of this anti-sway moving plate are close to two medial surfaces of hinge bidentate respectively and are closed, even swing earpiece, earpiece can not swung yet, shaking phenomenon can not appear, good stability, and the centre of anti-sway moving plate has breach, the top of spring core hinged end is positioned at this breach, add man-hour, anti-sway moving plate suitably can be increased along elasticity fuse length radially, make earpiece antihunting better effects if.
Description of drawings
Fig. 1 is the catapult shell structure cut-open view of this elastic hinge for eyeglasses embodiment one.
Fig. 2 is the one-piece construction cut-open view of this elastic hinge for eyeglasses embodiment one.
Fig. 3 is the one-piece construction upward view of this elastic hinge for eyeglasses embodiment one.
Fig. 4 is the catapult shell structure cut-open view of this elastic hinge for eyeglasses embodiment two.
Fig. 5 is the catapult shell structure cut-open view of this elastic hinge for eyeglasses embodiment three.
Among the figure, 1, preceding hinge; 2, spring core; 2a, mandrel; 2a1, hinged end; 2b, spring; 2c, shackle member; 2c1, installation sleeve; 2c2, card; 2d, plug; 3, catapult shell; 3a, mounting hole; 3b, through hole; 4, bearing pin; 5, anti-sway moving plate; 5a, breach; 6, anti-sway motion block.
Embodiment
Below be specific embodiment of the utility model and by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiment.
Embodiment one
As shown in Figure 1 and Figure 2, this elastic hinge for eyeglasses comprises preceding hinge 1, spring core 2 and catapult shell 3, and preceding hinge 1 is connected with the spectacle-frame welding, and catapult shell 3 is connected with the earpiece welding.
Catapult shell 3 is similar to and is rectangular-shaped, the inside of catapult shell 3 axially has mounting hole 3a along it, as shown in Figure 3, the bottom of catapult shell 3 has through hole 3b, through hole 3b is connected with mounting hole 3a, the top that catapult shell 3 has mounting hole 3a one end end has the anti-sway moving plate 5 that protrudes from this end face, and the centre of anti-sway moving plate 5 has scarce 5a, lacks xsect axially being rectangle along catapult shell 3 of 5a.Spring core 2 is installed in the catapult shell 3, and during installation, card 2c2 shrinks earlier inwardly, elastic dilatation again, and card 2c2 is connected in the catapult shell 3, and the card 2c2 that is positioned at mandrel 2a below is connected on the sidewall of through hole 3b.The hinged end 2a1 of spring core 2 is positioned at the outside that catapult shell 3 has mounting hole 3a, and the top of hinged end 2a1 is positioned at the scarce 5a of antihunting sheet 5, two outsides of hinged end 2a1 and anti-sway moving plate have certain clearance between 5 liang of inboards, this kind structure earpiece is when rotating, can not have influence on the elastic force of spring 2b, the elastic hinge good springiness, the clamping force foot.
Preceding hinge 1 has the hinge bidentate near an end of catapult, has a recessed hinge between the hinge bidentate, hinged end 2a1 and the anti-sway moving plate 5 of spring core 2 all are positioned at recessed hinge, and two lateral surfaces of anti-sway moving plate 5 are close to two medial surfaces of hinge bidentate respectively and are closed, this kind structure, seamless between hinge 1 and the catapult shell 3 before not only making, the earpiece antihunting is effective, and can not have influence on the movement of spring 2b hinge.By bearing pin 4 preceding hinge 1 is hinged with spring core 2, the bearing pin 4 in the present embodiment is screws again.
Embodiment two
As shown in Figure 4, structure and the principle of present embodiment and embodiment one are basic identical, different places is in the present embodiment, the below that catapult shell 3 has mounting hole 3a one end end also has the anti-sway motion block 6 that protrudes from this end face, and anti-sway motion block 6 is less than anti-sway moving plate 5 along the axial length of spring core 2 along catapult shell 3 axial length, this kind structure makes the antihunting performance of earpiece good, and earpiece can not rock.
Embodiment three
As shown in Figure 5, structure and the principle of present embodiment and embodiment one are basic identical, and different places is in the present embodiment, and the above and below that catapult shell 3 has mounting hole 3a one an end end is symmetry and has a pair of anti-sway moving plate 5 that protrudes from this end face.
Specific embodiment described herein only is that the utility model spirit is illustrated.The utility model person of ordinary skill in the field can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Although this paper has used terms such as preceding hinge 1, spring core 2, mandrel 2a, hinged end 2a1, spring 2b, shackle member 2c, installation sleeve 2c1, card 2c2, plug 2d, catapult shell 3, mounting hole 3a, through hole 3b, bearing pin 4, anti-sway moving plate 5, breach 5a, anti-sway motion block 6 morely, do not get rid of the possibility of using other term.Using these terms only is in order to describe and explain essence of the present utility model more easily; They are construed to any additional restriction all is contrary with the utility model spirit.
Claims (6)
1. elastic hinge for eyeglasses, comprise preceding hinge (1), spring core (2) and catapult shell (3), described spring core (2) is installed in the catapult shell (3), its hinged end (2a1) is positioned at outside the catapult shell (3), hinge (1) is hinged by bearing pin (4) with spring core (2) before described, it is characterized in that, the top that described catapult shell (3) has mounting hole (3a) end end face has the anti-sway moving plate (5) that protrudes from this end face, two lateral walls of described anti-sway moving plate (5) are close to two madial walls of preceding hinge (1) respectively and are closed, the centre of described anti-sway moving plate (5) has breach (5a), and the top of above-mentioned spring core (2) hinged end (2a1) is arranged in above-mentioned breach (5a).
2. a kind of elastic hinge for eyeglasses according to claim 1 is characterized in that, the bottom that described catapult shell (3) has mounting hole (3a) end end face has the anti-sway motion block (6) that protrudes from this end face.
3. a kind of elastic hinge for eyeglasses according to claim 2 is characterized in that, described anti-sway motion block (6) along the axial length of spring core (2) less than anti-sway moving plate (5) along the axial length of spring core (2).
4. according to claim 1 or 2 or 3 described a kind of elastic hinge for eyeglasses, it is characterized in that the bottom of described catapult shell (3) has the through hole (3b) that is connected with mounting hole (3a).
5. according to claim 1 or 2 or 3 described a kind of elastic hinge for eyeglasses, it is characterized in that, described spring core (2) comprises mandrel (2a), spring (2b), shackle member (2c) and plug (2d), described shackle member (2c) comprises installation sleeve (2c1) and a pair of card (2c2), described card (2c2) is symmetry and expands outwardly, and wherein a slice card (2c2) is connected on the sidewall of above-mentioned through hole (3b).
6. according to claim 1 or 2 or 3 described a kind of elastic hinge for eyeglasses, it is characterized in that described bearing pin (4) is screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320115787 CN203117561U (en) | 2013-03-14 | 2013-03-14 | Spectacle elastic hinge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320115787 CN203117561U (en) | 2013-03-14 | 2013-03-14 | Spectacle elastic hinge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203117561U true CN203117561U (en) | 2013-08-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320115787 Expired - Fee Related CN203117561U (en) | 2013-03-14 | 2013-03-14 | Spectacle elastic hinge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203117561U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105353524A (en) * | 2015-12-09 | 2016-02-24 | 台州华强眼镜有限公司 | Spring hinge used for glasses and installation method thereof |
| CN107678177A (en) * | 2017-11-16 | 2018-02-09 | 浙江康华眼镜有限公司 | A kind of resilient hinge for spectacles |
-
2013
- 2013-03-14 CN CN 201320115787 patent/CN203117561U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105353524A (en) * | 2015-12-09 | 2016-02-24 | 台州华强眼镜有限公司 | Spring hinge used for glasses and installation method thereof |
| CN107678177A (en) * | 2017-11-16 | 2018-02-09 | 浙江康华眼镜有限公司 | A kind of resilient hinge for spectacles |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130807 Termination date: 20170314 |