CN201637944U - Foldable eyeglasses capable of automatically flicking - Google Patents

Abstract

The utility model relates to a pair of foldable eyeglasses capable of automatically flicking, which includes a first eyeglass frame, a second eyeglass frame, a first eyeglass leg and a second eyeglass leg, wherein a first eyeglass is arranged in the first eyeglass frame; a second eyeglass is arranged in the second eyeglass frame; the first eyeglass frame is flexibly coupled with the first eyeglass leg through a first elastic component; the second eyeglass frame is flexibly coupled with the second eyeglass leg through a second elastic component; the second eyeglass frame is flexibly coupled with the second eyeglass leg through the second elastic component; a central beam structure is arranged between the first eyeglass frame and the second eyeglass frame; and a lock mechanism is arranged between the first eyeglass leg and the second eyeglass leg to enable the fully collected eyeglasses to keep the folding state. The utility model has the advantages as follows: after the lock mechanism is pressed with just a single hand, the foldable eyeglasses can naturally present the use state under the tension force of the elastic component.

Description

Can automatically rebounding open folding glasses

Technical field

The utility model relates to a kind of folding glasses, and especially hand of a kind of need is with regard to the automatically rebounding open folding glasses of openable energy.

Background technology

Some the time, as driving or handle affairs to bank, airport, often the wearer has only a hand free time, in this case, opens glasses and just seems and be not very inconvenient.For head it off, the utility model people had before proposed two parts of Chinese patent application, application number is respectively 200810217846.5 and 200910133429.7, the utility model name is called " the automatically rebounding open folding glasses of energy ", it adopts three elastic components to connect mirror leg and picture frame respectively, and picture frame and picture frame, realize that a hand of folding glasses opens fully, but, this glasses, in actual applications, it can't play two picture frames of glasses in alignment fully, major part can only become a M shape by bullet, so, use inconvenience in addition.

The utility model content

The utility model purpose is to overcome above-mentioned defective, provides hand of a kind of usefulness just can open glasses easily, and makes between two picture frames of glasses the automatically rebounding open folding glasses of energy in line.

Another utility model purpose of the present utility model is that the utility model does not need the box that gets the right lensses for one's eyeglasses in addition.

The utility model can be achieved through the following technical solutions: design the automatically rebounding open folding glasses of a kind of energy, comprise first picture frame, be provided with first eyeglass in described first picture frame; Second picture frame is provided with second eyeglass in described second picture frame, the first mirror leg and the second mirror leg, and the width of the end that the described first mirror leg is connected with first picture frame is more than or equal to the width of described first eyeglass, and the shape of its shape and first eyeglass matches; The width of the end that the described second mirror leg is connected with second picture frame is more than or equal to the width of described second eyeglass, and the shape of its shape and second eyeglass matches; Between described first picture frame and the first mirror leg by the first elastic component resilient connection; Between described second picture frame and the second mirror leg by the second elastic component resilient connection; Also comprise a central sill mechanism, the elastic bridge beam action is played by central sill mechanism between first picture frame and second picture frame.

Can there be following several version in central sill mechanism in the utility model:

First kind is: described central sill mechanism comprises beam connection in the beam connection in first, second, first extension spring, second extension spring and middleware, in described first in the beam connection and second beam connection be fixed in the inboard of described first picture frame and second picture frame respectively, and have in first beam connection free end in the beam connection free end and second respectively, in described first in the beam connection free end and second the free-ended end face of beam connection be the plane; In described first, be provided with first translot on the beam connection, in second, be provided with second translot on the beam connection, described first extension spring is arranged in described first translot, beam connection flexibly connects in the inner of first extension spring and first, described second extension spring is arranged in described second translot, and beam connection flexibly connects in the inner of second extension spring and second; Described middleware is in described first in the beam connection and second between the beam connection; Be respectively equipped with first pivoted hole vertical with the picture frame normal and second pivoted hole in the both sides of described middleware, be provided with first Pivot in first pivoted hole, the outer end of described first extension spring is enclosed within on described first Pivot; Be provided with second Pivot in second pivoted hole, the outer end of described second extension spring is enclosed within on described second Pivot; The both sides of described middleware are the plane, and the side adjacent with the two sides of middleware is cambered surface; First pivoted hole or second pivoted hole arrive the radius on its corresponding plane greater than first pivoted hole or second pivoted hole to the radius of its corresponding cambered surface; Form when described glasses flick fully, the free-ended end face of beam connection is face with a side of described middleware and contacts in described first, and described first extension spring is contraction state; The free-ended end face of beam connection is face with the another side of described middleware and contacts in described second, and described second extension spring is contraction state; When described glasses drew in fully, the free-ended end face of beam connection was line with a side cambered surface of described middleware and contacts in described first, and described first extension spring is extended state; The free-ended end face of beam connection is line with the opposite side cambered surface of described middleware and contacts in described second, and described second extension spring is extended state; Upper and lower symmetry respectively is provided with a latching device that makes glasses draw back maintenance glasses folded state fully between the described first mirror leg and the second mirror leg.

In first kind of central sill mechanism, in described first translot, can also increase by first slide block, be provided with the first slide block pivoted hole in the described first slide block outer end, be provided with the first horizontal through hole on a described slide block, described first extension spring passes the first horizontal through hole and is enclosed within on described first Pivot; Be provided with second slide block in described second translot, be provided with the second slide block pivoted hole in the described second slide block outer end, be provided with the second horizontal through hole on described two slide blocks, described second extension spring passes the second horizontal through hole and is enclosed within on described second Pivot.

For the improvement of girder construction in first kind, the first nose holder is established in the inboard of beam connection in described first, and the described first nose holder with described first slide block and first extension spring lid inside; The second nose holder is established in the inboard of beam connection in described second, and the described second nose holder is covered described second slide block and second extension spring inside.

Second kind is: described central sill mechanism comprises beam connection in first, beam connection in second, first compression spring, second compression spring and middleware, beam connection comprises brace and first time brace on first in described first, brace and first time parallel across a certain distance inboard that is fixed in described first picture frame of brace phase on described first, on described first, be provided with beam connection pivoted hole in first on brace and first time brace, described first compression spring is arranged on described first between brace and the first time brace, the inner of first compression spring and first picture frame are affixed, and the outer end of first compression spring is provided with first slide plate that can slide between brace on first and first time brace; Beam connection comprises brace and second time brace on second in described second, brace and second time parallel across a certain distance inboard that is fixed in described second picture frame of brace phase on described second, on described second, be provided with beam connection pivoted hole in second on brace and second time brace, described second compression spring is arranged on described second between brace and the second time brace, the inner of second compression spring and second picture frame are affixed, and the outer end of second compression spring is provided with second slide plate that can slide between brace on second and second time brace; Described middleware is in described first in the beam connection and second between the beam connection; Be respectively equipped with first pivoted hole vertical and second pivoted hole in the both sides of described middleware with the picture frame normal, in first pivoted hole, be provided with first in first Pivot that articulates of beam connection and middleware; Second Pivot that beam connection and middleware articulate in being provided with second in second pivoted hole; The both sides of described middleware are the plane, and the side adjacent with two sides is cambered surface; First pivoted hole or second pivoted hole arrive the radius on its corresponding plane greater than first pivoted hole or second pivoted hole to the radius of its corresponding cambered surface; Form when described glasses flick fully, described first slide plate is face with a side of described middleware and contacts, and described first compression spring is stretched condition; Described second slide plate is face with the another side of described middleware and contacts, and described second compression spring is stretched condition; When described glasses drew in fully, described first slide plate was line with a side cambered surface of described middleware and contacts, and described first compression spring is compressive state; Described second slide plate is line with the opposite side cambered surface of described middleware and contacts, and described second compression spring is compressive state; Between the described first mirror leg and the second mirror leg, be arranged with up and down and make glasses draw the latching device that the back keeps the glasses folded state fully in.

In second kind of central sill mechanism, described first slide plate be provided with first segment by a side of described middleware, be provided with first depression at described middleware with respect to the position of first segment; Described second slide plate be provided with second segment by a side of described middleware, be provided with second depression at described middleware with respect to the position of second segment; When glasses opened fully, described first segment withstood in described first depression, and described second segment withstands in described second depression.

The third is: described central sill mechanism comprises beam connection in the beam connection in first, second, horizontal compression spring and middleware, in described first in the beam connection and second beam connection be fixed in the inboard of described first picture frame and second picture frame respectively, and have in first beam connection free end in the beam connection free end and second respectively; In described first in the beam connection free end and second the free-ended top end face of beam connection be the plane, the side adjacent with top end face is cambered surface, in described first, be provided with beam connection pivoted hole in vertical with the picture frame normal first on the beam connection free end, in described first the beam connection pivoted hole to the radius of its corresponding cambered surface greater than radius to its plane; In described second, be provided with beam connection pivoted hole in vertical with the picture frame normal second on the beam connection free end, in described second the beam connection pivoted hole to the radius of its corresponding cambered surface greater than radius to its plane; Described middleware is in described first in the beam connection and second between the beam connection; On described middleware, be provided with a transverse groove, in described transverse groove, be provided with the horizontal compression spring, be respectively equipped with first slide plate and second slide plate at the two ends of horizontal compression spring, be respectively equipped with first pivoted hole vertical and second pivoted hole in the both sides of described middleware, in first pivoted hole, be provided with first Pivot that beam connection in middleware and first is articulated with the picture frame normal; In second pivoted hole, be provided with second Pivot that beam connection in middleware and second is articulated; Form when described glasses flick fully, the free-ended plane of beam connection is face with described first slide plate and contacts in described first, and the free-ended plane of beam connection is face with described second slide plate and contacts in described second, and described horizontal compression spring is stretched condition; When described glasses drew in fully, the free-ended cambered surface of beam connection was line with described first slide plate and contacts in described first, and the free-ended cambered surface of beam connection is line with described second slide plate and contacts in described second, and described horizontal compression spring is compressive state; Between the described first mirror leg and the second mirror leg, be arranged with up and down and make glasses draw the latching device that the back keeps the glasses folded state fully in.

Similarly, in the third central sill mechanism, be provided with first segment in the outside of described first slide plate, beam connection is provided with first depression with respect to the position of first segment in described first; Be provided with second segment in the outside of described second slide plate, beam connection is provided with second depression with respect to the position of second segment in described second; When glasses opened fully, described first segment withstood in described first depression, and described second segment withstands in described second depression.

Have the glasses of above-mentioned three kinds of different central sill mechanisms, all can adopt following described latching device, promptly extend internally respectively and one have contact with at the upside of the described first mirror leg and downside; The position of having contact with that corresponds on the first mirror leg at the described second mirror leg is respectively equipped with a dog hole; When glasses close up, described having contact with just in time is hooked in the described dog hole, be respectively equipped with elasticity by sheet in the outside of described dog hole, be provided with projection with respect to described dog hole in elasticity on by sheet, when elasticity by sheet by when the dog hole direction is pushed, described projection described having contact with of extruding, described having contact with described dog hole broken away from; Perhaps the structure of described latching device is to extend internally respectively at the upside of the described second mirror leg and downside one to have contact with; The position of having contact with that corresponds on the second mirror leg at the described first mirror leg is respectively equipped with a dog hole; When glasses close up, described having contact with just in time is hooked in the described dog hole, be respectively equipped with elasticity by sheet in the outside of described dog hole, be provided with projection with respect to described dog hole in elasticity on by sheet, when elasticity by sheet by when the dog hole direction is pushed, described projection described having contact with of extruding, described having contact with described dog hole broken away from.

Originally return and disclose the automatically rebounding open folding glasses of another energy, comprise first picture frame, in described first picture frame, be provided with first eyeglass, second picture frame, in described second picture frame, be provided with second eyeglass, the first mirror leg and the second mirror leg, the width of the end that the described first mirror leg is connected with first picture frame is more than or equal to the width of described first eyeglass, and the shape of its shape and first eyeglass matches; The width of the end that the described second mirror leg is connected with second picture frame is more than or equal to the width of described second eyeglass, and the shape of its shape and second eyeglass matches; Between described first picture frame and the first mirror leg by the first elastic component resilient connection; Between described second picture frame and the second mirror leg by the second elastic component resilient connection; Hinged between described first picture frame and second picture frame, and on hinge, be provided with and be used to keep described first picture frame and second picture frame to be the detent mechanism of straight line; Between the described first mirror leg and the second mirror leg, be provided with and make glasses draw the latching device that the back keeps the glasses folded state fully in.

The structure of described detent mechanism is that the spring of detent mechanism is arranged in the containing hole of hinge one side connecting portion, be provided with a ball in the outside of spring, on the opposite side connecting portion of hinge, position with respect to described ball is provided with a concave surface, when described first picture frame and second picture frame are straight line, described ball just in time withstands under the effect of spring in the described concave surface, realizes described first picture frame and second picture frame location.

Described spring is arranged on the connecting portion that is connected with described first picture frame with ball, and described concave surface is arranged on the connecting portion that is connected with described second picture frame.

Described spring is arranged on the connecting portion that is connected with described second picture frame with ball, and described concave surface is arranged on the connecting portion that is connected with described first picture frame.

The structure of described detent mechanism is that the connecting portion that is positioned at nose holder one side of described hinge extends to form an extension plane to another connecting portion of described hinge, be provided with first magnetic sheet or first iron plate in the inboard on this extension plane, on the plane of another connecting portion, be provided with and opposite polarity second magnetic sheet of first magnetic sheet with respect to described extension plane, when described first picture frame and second picture frame are straight line, described second magnetic sheet and first magnetic sheet or the adhesive of first iron plate overlap joint realize described first picture frame and second picture frame location.

On the inwall of the described first mirror leg, be provided with first a lens protection frame that is used to collect first eyeglass that concaves; On the inwall of the second mirror leg, be provided with second a lens protection frame that is used to collect second eyeglass that concaves equally.

Described first lens protection frame and the pairing mirror shank of second lens protection frame branch are made with transparent or semitransparent material.

The bridge of the nose holder of folding glasses is arranged on the middle part of described picture frame inner side edge, and is connected with described picture frame elasticity.

Described first elastic component comprises first rotating shaft and first spring, and described first spring housing is in described first rotating shaft, and the two ends of first spring withstand on respectively on the inwall of first picture frame and the first mirror leg; Described second elastic component comprises second rotating shaft and second spring, and described second spring housing is in described second rotating shaft, and the two ends of second spring withstand on respectively on the inwall of second picture frame and the second mirror leg.

The utility model is owing to adopted elastic component between picture frame and picture frame, adopt central sill mechanism or adopt detent mechanism at picture frame and picture frame, be provided with the latching device that can keep the glasses folded state after glasses are drawn in fully between the first mirror leg and the second mirror leg, therefore, the utlity model has the wearer only needs one hand to push latching device, then whole glasses are under the tension force effect of elastic component, the meeting nature flicks and presents serviceable condition, can remove from traditionally and when wearing spectacles, in spectacle case, to take out glasses, both hands are opened just spendable trouble of glasses, make the utlity model has to use convenient and advantage fast.In addition, the utility model also has the advantage that does not need to dispose in addition mirror case.

Description of drawings

Fig. 1 is the deployed configuration synoptic diagram of a kind of embodiment of the utility model.

Fig. 2 is the amplification decomposition texture synoptic diagram of another location among Fig. 1.

Fig. 3 is the structural representation of Fig. 2 broken section.

Fig. 4 A is the amplification decomposition texture synoptic diagram of a kind of detent mechanism among Fig. 1.

Fig. 4 B is the structural representation after Fig. 4 A combination.

Fig. 4 C is the amplification decomposition texture synoptic diagram of the another kind of detent mechanism among Fig. 1.

Fig. 4 D is the sectional structure synoptic diagram after Fig. 4 C combination.

Fig. 4 is the amplification decomposition texture synoptic diagram of another detent mechanism in the utility model.

Fig. 5 is another visual angle structural representation of Fig. 4.

Fig. 6 is the amplification decomposition texture synoptic diagram of another detent mechanism in the utility model.

Fig. 7 is the structural representation at another visual angle of Fig. 6.

Fig. 8 is the structural representation after Fig. 6 makes up.

Fig. 9 is the amplification decomposition texture synoptic diagram of another detent mechanism in the utility model.

Figure 10 is the user mode structural representation of detent mechanism shown in Figure 9 on glasses.

Figure 11 is the deployed configuration synoptic diagram of another kind of embodiment of the present utility model.

Figure 12 is the deployed configuration synoptic diagram of another kind of embodiment of the present utility model.

Figure 13 is the decomposition texture synoptic diagram of Figure 12.

Figure 14 is the horizontal sectional structure synoptic diagram of the central sill mechanism among Figure 12.

Figure 15 is vertical sectional structure synoptic diagram of the latching device among Figure 12.

Figure 16-Figure 19 is several distressed structure synoptic diagram of the central sill mechanism in the utility model.

Figure 20 is the deployed configuration synoptic diagram of figure the third embodiment of the present utility model.

Figure 21 is the sectional structure synoptic diagram of a kind of latching device among Figure 20.

Figure 22 is the sectional structure synoptic diagram of a kind of distressed structure of Figure 21.

Figure 23 is the deployed configuration synoptic diagram of another embodiment of the utility model.

Figure 24 is the structural representation of the another latching device among Figure 23.

Embodiment

See also Fig. 1, Fig. 2 and Fig. 3, what it disclosed is the automatically rebounding open folding glasses of a kind of energy, in the present embodiment, and mirror leg and picture frame plastic production, first eyeglass and second eyeglass can be glass mirror, also can be high transparent resin lens.It comprises first picture frame, 1, the second picture frame 3, and the first mirror leg 5 and the second mirror leg 6; In described first picture frame 1, be provided with first eyeglass 2, in described second picture frame 3, be provided with second eyeglass 4, the width of the end that the described first mirror leg 5 is connected with first picture frame 1 is more than or equal to the width of described first eyeglass 2, the shape of its shape and first eyeglass 1 matches, and can protect first eyeglass 1 to satisfy after glasses are folding fully; The width of the end that the described second mirror leg 6 is connected with second picture frame 3 is more than or equal to the width of described second eyeglass 4, and the shape of its shape and second eyeglass 4 matches, and can protect second eyeglass 4 to satisfy after glasses are folding fully; Be provided with first elastic component 7 between described first picture frame 1 and the first mirror leg 5, described first picture frame 1 and the first mirror leg 5 are by these first elastic component, 7 resilient connection; Be provided with second elastic component 8 between described second picture frame 3 and the second mirror leg 6, described second picture frame 3 and the second mirror leg 6 are by second elastic component, 8 resilient connection; Between described first picture frame 1 and second picture frame 3, be provided with hinge 9, described first picture frame 1 and second picture frame 3 connect by hinge 9, hinge 9 connects by hinge 92, on hinge 9, be provided with and be used to keep described first picture frame 1 and second picture frame 3 to be the detent mechanism 91 of straight line, the structure of described detent mechanism 91 is that the spring 911 of detent mechanism is arranged in the containing hole 913 of the connecting portion 912 that hinge 9 is connected with first picture frame 1 (referring to Fig. 2 and Fig. 3), be provided with a steel ball 914 (steel ball herein just for example in the outside of spring 911, in fact steel ball also can replace with the copper pearl, or the ball made of other hard metal, even beaded glass all can replace, down together), on hinge 9 and connecting portion 915 second picture frame 3, (concave surface 916 among Fig. 2 is invisible to be provided with a concave surface 916 with respect to the position of described steel ball 914, concave surface 916 herein is spherical), when described first picture frame 1 and second picture frame 3 are straight line, described steel ball 914 just in time withstands under the effect of spring 911 in the described concave surface 916, realization keeps described first picture frame 1 and second picture frame 3 to be straight line to described first picture frame 1 and second picture frame, 3 location; This by spring 913, the detent mechanism 91 that steel ball 914 and concave surface 916 are constituted (has been used two groups of spring keepers in the present embodiment, in fact also can be only with one group of spring keeper, down together), except effect with location, also have at glasses and in open process, play the effect that the buffering glasses open speed, because, when glasses are folding, steel ball 914 is being to be against on the outer wall of connecting portion 915 of second picture frame 3 under the effect of spring 913, when glasses open, the connecting portion 915 of the steel ball 914 and second picture frame 3 has certain friction effect, plays the effect that certain buffering glasses open speed.When glasses are folding fully, with raised line 918 on the connecting portion 912 that first picture frame 1 is connected just in time be positioned at the connecting portion 915 that is connected with second picture frame 3 on groove 917, to guarantee that glasses can collapse fully.Be provided with plane 9121 in connecting portion 912 inboards that are connected with first picture frame 1, be provided with plane 9151 in connecting portion 915 inboards that are connected with second picture frame 3, when glasses open fully, plane 9121 and plane 9151 just prop up, with prevent eye glass frame surpass 180 the degree.In the present embodiment, be provided with the latching device 10 that can keep the glasses folded state after glasses are drawn in fully between the described first mirror leg 5 and the second mirror leg 6.On the described first mirror leg, 5 lateral surfaces, be provided with the pen type hook, the effect of pen type hook is after glasses are folding fully, can be easily as hanging pen, glasses are hung on the pocket, on the described second mirror leg 6, be reserved with the form of a stroke or a combination of strokes groove that is used to embed pen, this form of a stroke or a combination of strokes groove can embed small-sized pen between the ball pen, uses to make things convenient for the wearer.Picture frame in the utility model can use half frame picture frame.

In the present embodiment, described latching device 10 comprises hooked scarf 133 and elasticity folder 14, described hooked scarf 133 is a curved surface 134 with respect to the one side of elasticity folder 14, described elasticity folder 14 comprises intermediate plate 141, front end at described intermediate plate 141 is provided with a hook 146, when folding glasses is drawn in, described hook 146 is being hooked under the effect of spring 142 on the described hooked scarf 133, described hook 146 also is a curved surface with respect to the one side of described hooked scarf 133, why described hooked scarf 133 is made as curved surface 134 with respect to the one side of elasticity folder 14, and also is curved surface with described hook 146 with respect to the one side of described hooked scarf 133, be because design can make the curved surface of described hook 146 and the curved surface of described hooked scarf 133 reduce friction like this, be beneficial to both quick interlockings.On the two sides of described intermediate plate 141, be respectively equipped with downward lug 148, two positioning seats 144 lay respectively at the outside of described downward lug 148, described spring 142 is enclosed within described locating shaft 143 middle parts, after described locating shaft 143 passes downward lug 148, be stuck in the described positioning seat 144 intermediate plate 141 and the first mirror leg 5 are connected together.On the described first mirror leg 5, be provided with the support member 147 that supports described intermediate plate 141 front portions between two positioning seats 144, on described two positioning seats, 144 corresponding madial walls, be respectively equipped with the inside draw-in groove of an opening 149, the height of described support member 147 is higher than the bottom surface of described draw-in groove 149, when described locating shaft 143 is advanced in draw-in groove 149 from opening, after crossing described support member 147 tops, be stuck in the draw-in groove back segment at described support member 147 rear portions, realize location intermediate plate.The main effect of described support member 147 is that support member 147 withstands on the inwall of described hook 146, prevents that intermediate plate 141 is excessively downward under spring 142 effects, and can not correctly be hooked on the described hooked scarf 133.

In the present embodiment, on the inwall of the described first mirror leg, be provided with first a lens protection frame 131 that is used to collect first eyeglass that concaves; On the inwall of the second mirror leg, be provided with second a lens protection frame (invisible) that is used to collect second eyeglass that concaves equally; so design; can realize after complete intact the folding of glasses, the complete protected frame of eyeglass about first eyeglass and second eyeglass being wrapped up, in case the eyeglass wearing and tearing.

The bridge of the nose holder 100 of folding glasses is arranged on the middle part of described picture frame inner side edge in the utility model, and is connected with described picture frame elasticity.Why the bridge of the nose holder of folding glasses is arranged on the middle part of described picture frame or eyeglass inner side edge, be because this structure can make folding glasses become the folding glasses that the two sides can be used, that is to say, about the eyeglass of folding glasses and mirror leg are regardless of, can arbitrarily get and wear.Described bridge of the nose holder 100 be connected with picture frame elasticity be convenient glasses when folding, bridge of the nose holder 100 can be compressed, and reduces the thickness of folding glasses.

In the present embodiment, described first lens protection frame and the pairing mirror shank of second lens protection frame branch can be made with transparent or semitransparent material.

In the utility model, first elastic component 7 that is adopted is identical with the structure of second elastic component 8, and they all comprise locating shaft and spring, and described spring housing is on described locating shaft.Described first elastic component 7 comprises that (locating shaft described in the practical application can be a screw rod to first locating shaft 71, with the existing used the same structure of screw rod of glasses) and first spring 72, described first spring 72 is enclosed within on described first locating shaft 71, and the two ends 73,74 of first spring 72 withstand on respectively on the inwall of first picture frame 1 and the first mirror leg 5; An end 74 that withstands on the first mirror leg 5 of described first spring 72 can prolong in lens protection frame 131, form a dossal end 75 that is used to hang cleaning cloth for glasses, the cleaning cloth for glasses that folds in advance can be collected in the described lens protection frame 131 by this dossal end 75, when needs use cleaning cloth for glasses, can take from lens protection frame 131 easily; In the present embodiment, described first elastic component 7 also comprises an installation sheet 76, on described inner bottom surface, be provided with two first lugs 761 by load 76, on described first picture frame 1, be provided with and described first lug, 761 corresponding second lugs 110, described first locating shaft 71 interts in described first lug 761 and second lug 110, the installation sheet 76 and first picture frame 1 are linked together, and described first spring is on the locating shaft between two second lugs 110 71.This structure is convenient to the installation between first elastic component 7 and the first mirror leg 5.That is to say, when assembled glasses, earlier install first elastic component 7, then, installation sheet is fixed on stickup or alternate manner on the inwall of lens protection frame 131 of front end of the first mirror leg and gets final product by said structure.

The structure of second elastic component 8 is identical with the structure of first elastic component 7.Described second elastic component 8 comprises second locating shaft and second spring, and described second spring housing is on described second locating shaft, and the two ends of second spring withstand on respectively on the inwall of second picture frame and the second mirror leg.

See also Fig. 4 A and Fig. 4 B, Fig. 4 A is the amplification decomposition texture synoptic diagram of a kind of detent mechanism among Fig. 1.Fig. 4 B is the structural representation after Fig. 4 A combination.Described detent mechanism 91 in the utility model can be designed to comprise retainer spring 930, described retainer spring 930 is enclosed within on the hinge 92 of hinge 9, among the figure, described retainer spring 930 is located at the lower end of hinge 92, and compress by the nut 931 that is threaded with hinge 92, at this moment, retainer spring 930 can compress the connecting portion 912 of hinge 9 one sides and the connecting portion 915 of hinge 9 opposite sides, on connecting portion 915 bottom face in contact of the connecting portion 912 of hinge 9 one sides and hinge 9 opposite sides, be respectively equipped with two pairs of projectioies 932 and concave surface 916 (in the utility model, a projection 932 and a concave surface 916 are called a pair of projection and concave surface), wherein a pair of protruding 932 and the size of concave surface 916 and another size to projection 932 and concave surface 916 unequal, promptly wherein a pair of protruding 932 and the cambered surface size of concave surface 916 be greater than or less than another cambered surface size to projection 932 and concave surface 916; Like this, when glasses were opened fully, the projection 932 of size correspondence just in time was stuck in the concave surface 916, made the maintenance linear state of described first picture frame 1 and second picture frame 3; And when glasses will draw in or be folding; described protruding 932 have rotated certain angle with respect to described concave surface 916; because the cambered surface size of two projectioies 932 is unequal; so; big projection 932 can not drop in the little concave surface 916, though little projection 932 can fall in the big concave surface 916 because both size difference; under this state, both do not have the effect of locking.In the present embodiment, explain with two pairs of projectioies 932 and 916 pairs of the utility model principles of concave surface, but, this embodiment can not be used for limiting the utility model, in fact, projection 932 in the utility model and concave surface 916 can be arranged to the structure greater than two pairs, if wherein have at least a pair of protruding 932 and concave surface 916 unequal with other projection 932 with the cambered surface size of concave surface 916, promptly can realize the purpose of this utility model.For the connecting portion 912 that guarantees hinge 9 one sides connecting portion 915 bottom face in contact with hinge 9 opposite sides, after described two pairs of projectioies 932 and concave surface 916 engagings, can not wait because of the cambered surface size of two pairs of projectioies 932 and concave surface 916, and cause between two bottom surfaces gradient, can establish a right cylinder in the cambered surface rear end of little projection 932, to guarantee that two projectioies 932 are highly consistent (certainly, when projection during greater than two, also a cylindrical structure can be established in the cambered surface rear end of the projection 932 of wherein less convex design Cheng Zaixiao, adjust the height of little projection 932).In addition, in the present embodiment, only used a retainer spring 930, and be located at the lower end of hinge 92, in fact, when using a retainer spring 930, retainer spring 930 also can be located at the upper end of hinge 92; Perhaps respectively establish a retainer spring 930 in the top and bottom of hinge 92.Also can play same effect.Nut 931 in the present embodiment can independently be provided with, and upper bottom surface or bottom surface that also can picture frame connecting portion 915 be connected as a single entity.In the present embodiment, if even there are the certain height error in big projection and little projection, because the existence of retainer spring 930 can not have influence on normal use yet.

See also Fig. 4 C and Fig. 4 D, Fig. 4 C is the amplification decomposition texture synoptic diagram of the another kind of detent mechanism among Fig. 1.Fig. 4 D is the sectional structure synoptic diagram after Fig. 4 C combination.Detent mechanism 91 and Fig. 2 and the described detent mechanism 91 of Fig. 3 shown in Fig. 4 C and Fig. 4 D, its general structure is identical, different is: the spring 911 of described detent mechanism 91 is arranged in vertical containing hole 933 of the connecting portion 915 that hinge 9 is connected with second picture frame 3, be provided with a steel ball 914 (steel ball herein just for example in the lower end of spring 911, in fact steel ball also can replace with the copper pearl, or the ball made of other hard metal, even beaded glass all can replace, down together), on hinge 9 and connecting portion 912 first picture frame 1, position with respect to described steel ball 914 is provided with a concave surface 916, the upper end of spring 911 is sealed by plug 919, when described first picture frame 1 and second picture frame 3 are straight line, described steel ball 914 just in time withstands under the effect of spring 911 in the described concave surface 916, realization keeps described first picture frame 1 and second picture frame 3 to be straight line to described first picture frame 1 and second picture frame, 3 location; In the present embodiment, described spring 911, steel ball 914 and concave surface 916 are two covers, wherein the size of spring 911, steel ball 914 and the concave surface 916 of a cover is unequal with another set of size, promptly wherein a pair of protruding 932 and the cambered surface size of concave surface 916 be greater than or less than another to protruding 932 and the cambered surface size of concave surface 916; When glasses were opened fully, the steel ball 914 of size correspondence just in time was stuck in the concave surface 916, made the maintenance linear state of described first picture frame 1 and second picture frame 3; And when glasses will draw in or be folding, described steel ball 914 had rotated certain angle with respect to described concave surface 916, because the size of two steel balls 914 is unequal, so big steel ball 914 can not drop in the little concave surface 916, does not have the effect of locking.In the present embodiment, if even there are the certain height error in big projection and little projection, because the existence of retainer spring 930 can not have influence on normal use yet.

See also Fig. 4 and Fig. 5, Fig. 4 and shown in Figure 5 be the amplification decomposition texture synoptic diagram of the another kind of detent mechanism in the utility model.Wherein, Fig. 5 is another visual angle structural representation of Fig. 4.Among this embodiment, spring 911 in the described detent mechanism 91 and steel ball 914 are positioned at the containing hole 913 of the connecting portion 915 that is connected with second picture frame 3, be provided with plug 919 in case spring 911 and steel ball 914 eject in the rear end of spring 911 in containing hole 913, simultaneously, also can play the pressure of 911 pairs of steel balls 914 of regulating spring; Described concave surface 916 then is arranged on the connecting portion 912 that is connected with second picture frame 1, similarly, when described first picture frame 1 and second picture frame 3 are straight line, described steel ball 914 withstands on just in time under the effect of spring 911 that (concave surface 916 herein is vertical groove shapes in the described concave surface 916, the clearance fit that helps steel ball and concave surface 916 more), realization keeps described first picture frame 1 and second picture frame 3 to be straight line to described first picture frame 1 and second picture frame, 3 location.

See also Fig. 6, Fig. 7 and Fig. 8, Fig. 6 to Fig. 8 is the amplification decomposition texture synoptic diagram of another detent mechanism in the utility model.Wherein, Fig. 7 is the structural representation at another visual angle of Fig. 6; Fig. 8 is the structural representation after Fig. 6 makes up.Described spring 911 and steel ball 914 are made into an one-piece construction 920, this one-piece construction 920 can be passed through chute 922 and slide block 923 relative slips with respect to the connecting portion that links to each other with first picture frame 912 of hinge 9, tail end in described one-piece construction 920 is provided with second spring 921, is provided with concave surface 916 on hinge 9 and connecting portion 915 that second picture frame 3 links to each other.Obviously, this one-piece construction 920 also can be designed to can be with respect on hinge 9 and the connecting portion 915 that second picture frame 3 links to each other, and described concave surface 916 is arranged on the structure on described hinge 9 and the connecting portion 912 that first picture frame links to each other, can play same effect.

Fig. 9 is the amplification decomposition texture synoptic diagram of another detent mechanism in the utility model.The structure of the described detent mechanism 91 shown in Fig. 9 is to extend to form one at the connecting portion 912 that is positioned at nose holder 100 1 sides of described hinge 9 to another connecting portion 915 of described hinge 9 to extend plane 924, be provided with first magnetic sheet 925 (this first magnetic sheet 925 can replace with iron plate) in the inboard on this extension plane 924, on the plane 926 of another connecting portion 915, be provided with and first magnetic sheet, 925 opposite polarity second magnetic sheets 927 with respect to described extension plane 924, when described first picture frame 1 and second picture frame 3 are straight line, described second magnetic sheet 927 and first magnetic sheet 925 or the adhesive of first iron plate overlap joint realize described first picture frame 1 and second picture frame, 2 location.Through test, if first magnetic sheet 925 and second magnetic sheet 927 are arranged on the mutual magnetic effect in termination of described connecting portion 912 and connecting portion 915, not as the above-mentioned mode magnetic that magnetic sheet 925,927 overlap joint is set effective, because, if the suction of magnet point is by the two ends termination, the arm of force that at all can't stop spectacle-frame and leg always is M shape after glasses open.Just imagine, the rod of two rectangles, respectively there is a magnet on the top, and termination is also leaned on together, at this moment picks up any rod, and the another one rod must fall down; As mode according to mutual overlap joint, it is fixed that the magnetic induction density of magnet only need just can be inhaled mutually more than or equal to two frame legs of 2500 Gausses, just adorn two face magnet,, just can take a rod suction to hold up an other rod as long as corresponding magnetic force is arranged as place, two nearly two ends of rod.In the utility model, the magnetic induction density of described first magnetic sheet 925 or second magnetic sheet 927 is preferably more than or equal to 2500 Gausses.

Figure 10 is the user mode structural representation of detent mechanism on glasses shown in Figure 9.

See also Figure 11, Figure 11 is the deployed configuration synoptic diagram of another kind of embodiment of the present utility model.Its mirror leg structure difference of glasses shown in Figure 11, it has one section downward inflexed segmental arc 112, in order to guarantee that glasses are when folding, do not influence the thickness of glasses, preferably segmental arc 112 also is arranged to by elastic component 111 elasticity ways of connecting, like this, when glasses were collapsed fully, described segmental arc 112 can suitably outwards open; When glasses are opened fully, under the effect of elastic force, can return to the state of wearing again.Elasticity in this programme connects the structure that also can be designed to the spring connection, is similar to the structure of first elastic component.

Bridge of the nose holder 100 in the accompanying drawing 11 and segmental arc 112 are that elasticity connects, this structure mainly is to be used for prescription glasses and sunglasses, because, the size of prescription glasses and sunglasses is bigger, bridge of the nose holder 100 is not arranged in the middle of the picture frame, the position of bridge of the nose holder 100 should be with common glasses the same, and the rear end of mirror leg (being segmental arc 112) will fit inwardly curved by standard, segmental arc 112 certainly will will cause its thickness broad of the folding back of folding glasses, so bridge of the nose holder 100 in the present embodiment and segmental arc 112 elasticity of demand connect, when glasses are collapsed fully, bridge of the nose holder 100 and segmental arc 112 all can suitably be compressed, and reduce glasses by the thickness after collapsing fully.

See also Figure 12 and Figure 13, it is the automatically rebounding open folding glasses of another kind of energy that Figure 12 and Figure 13 disclose, and comprises first picture frame 1, is provided with first eyeglass 2 in described first picture frame 1; Second picture frame 3, in described second picture frame 3, be provided with second eyeglass 4, the first mirror leg 5 and the second mirror leg 6, the width of the end that the described first mirror leg 5 is connected with first picture frame 1 is more than or equal to the width of described first eyeglass 2, and the shape of its shape and first eyeglass 2 matches; The width of the end that the described second mirror leg 6 is connected with second picture frame 3 is more than or equal to the width of described second eyeglass 4, and the shape of its shape and second eyeglass matches; Between described first picture frame 1 and the first mirror leg 5 by first elastic component 7 (structure the is same as described above) resilient connection; Connect by the second elastic component elasticity 8 (structure is same as described above) between described second picture frame 3 and the second mirror leg 6; One central sill mechanism 120, described central sill mechanism 120 comprises in first beam connection 122, first extension spring (invisible), second extension spring 123 and middleware 124 in the beam connection 121, second, in described first in the beam connection 121 and second beam connection 122 be fixed in the inboard of described first picture frame 1 and second picture frame 3 respectively, and have in first beam connection free end 1221 in the beam connection free end 1211 and second respectively, in described first in the beam connection free end 1211 and second end face of beam connection free end 1221 be the plane; In described first, be provided with first translot on the beam connection 121, in second, be provided with second translot 1222 on the beam connection 122, described first extension spring is arranged in described first translot, beam connection 121 flexibly connects in the inner of first extension spring and first, specifically, can in first, establish a vertical groove on the beam connection 121, establish a register pin, the inner of first extension spring is enclosed within on the described register pin at groove; Described second extension spring 123 is arranged in described second translot 1222, beam connection 122 flexibly connects in the inner of second extension spring 123 and second, specifically, can in second, also establish a vertical groove on the beam connection 122, establish a register pin at groove, the inner of second extension spring 123 is enclosed within on the described register pin; Described middleware 124 is in described first in the beam connection 121 and second between the beam connection 122; Be respectively equipped with first pivoted hole 1241 vertical and second pivoted hole 1242 with the picture frame normal in the both sides of described middleware 124, be provided with first Pivot 1243 in first pivoted hole 1241, the outer end of described first extension spring is enclosed within on described first Pivot 1243; Be provided with second Pivot 1244 in second pivoted hole 1242, the outer end of described second extension spring 123 is enclosed within on described second Pivot 1244; The both sides of described middleware 124 are plane 1245,1246, and the side adjacent with the two sides 1245,1246 of middleware 124 is cambered surface 1247,1248; First pivoted hole 1241 to the radius R 2 of its corresponding cambered surface 1247 or second pivoted hole, 1242 its corresponding cambered surfaces 1248 greater than first pivoted hole 1241 to its corresponding plane 1245 or second pivoted hole 1242 to the radius R 1 on its corresponding plane 1246; Like this, just can form when described glasses flick fully, the end face 1211 of beam connection free end 121 is face with the corresponding plane 1245 of described middleware 124 and contacts in described first, and described first extension spring is contraction state; The end face 1221 of beam connection free end 122 is face with the plane 1246 of described middleware 124 and contacts in described second, and described second extension spring 123 is contraction state, and promptly steady state (SS) is convenient to eyeglasses-wearing; When described glasses draw in fully, the end face 1211 of beam connection free end 121 is line with its corresponding cambered surface 1247 of described middleware 124 and contacts in described first, described first extension spring is extended state, is in unsteady state, is in the state that will get back to steady state (SS) constantly; The end face 1221 of beam connection free end 122 is line with its corresponding cambered surface 1248 of described middleware 124 and contacts in described second, described second extension spring 123 is extended state, be in unsteady state, constantly be in to get back to steady state (SS) state (referring to Figure 14, solid line state among Figure 14 is a steady state (SS), and the dotted line state is a unsteady state); Upper and lower symmetry respectively is provided with a latching device 10 that makes glasses draw back maintenance glasses folded state fully between the described first mirror leg 5 and the second mirror leg 6.In the present embodiment, in described first translot, be provided with first slide block 125, be provided with the first slide block pivoted hole in the described first slide block outer end 125, be provided with the first horizontal through hole 1251 on described first slide block 125, described first extension spring passes the first horizontal through hole 1251 and is enclosed within on described first Pivot 1243; In described second translot 1222, be provided with second slide block 126, be provided with the second slide block pivoted hole 1261 in described second slide block 126 outer ends, be provided with the second horizontal through hole 1262 on described second slide block 126, described second extension spring 123 passes the second horizontal through hole 1262 and is enclosed within on described second Pivot 1244.The first nose holder 101 is established in the inboard of beam connection 121 in described first, and the described first nose holder 101 is covered described first slide block 125 and first extension spring inside; The second nose holder 102 is established in the inboard of beam connection 122 in described second, and the described second nose holder 102 is covered described second slide block 126 and second extension spring 123 inside.On the described second mirror leg, be provided with pen type hook 200.

Described latching device 10 is except that can adopting the latching device described in Fig. 1-Figure 11, described latching device 10 can be designed to two, a top that is positioned at the mirror leg, a bottom that is positioned at the mirror leg, the structure that is positioned at the latching device 10 on mirror leg top is that the upside at the described first mirror leg 5 extends internally and one has contact with 103, described have contact with on 103 lifting lug 1031 upwards; 103 the position of having contact with that corresponds on the first mirror leg 5 at the described second mirror leg 6 is respectively equipped with a dog hole 104; When glasses close up, describedly have contact with 103 and just in time be hooked in the described dog hole 104, be provided with elasticity by sheet 105 in the outside of described dog hole 104, be provided with projection 106 with respect to described dog hole 104 in elasticity on by sheet 105, when elasticity by sheet 105 by when dog hole 104 directions are pushed, extruding is described has contact with 103 for described projection 106, will describedly have contact with 103 and break away from (referring to Figure 15, down together) with described dog hole 104; Similarly, structure at the latching device 10 that is positioned at mirror leg bottom is similar with it, it is to be symmetrical in above-mentioned latching device 10 at the first mirror leg 5 also to be provided with a latching device in addition, the structure in the structure of this latching device and above-mentioned snap close machine district is basic identical, it is that upside at the described respectively first mirror leg 5 of downside extends internally and one has contact with 103, and the described lifting lug 1031 that has contact with on 103 is downward; 103 the position of having contact with that corresponds on the first mirror leg 5 at the described second mirror leg 6 is respectively equipped with a dog hole 104; When glasses close up, describedly have contact with 103 and just in time be hooked in the described dog hole 104, be provided with elasticity by sheet 105 in the outside of described dog hole 104, be provided with projection 106 with respect to described dog hole 104 in elasticity on by sheet 105, when elasticity by sheet 105 by when dog hole 104 directions are pushed, extruding is described has contact with 103 for described projection 106, will describedly have contact with 103 with described dog hole 104 disengagings.

Obviously, described latching device 10 also can be designed to have contact with 103 be positioned at the described second mirror leg 6 on, and dog hole 104 and elasticity are positioned at structure on the first mirror leg 5 by sheet 105, its effect is the same, concrete structure is here no longer sewed and is stated.

See also Figure 16, it is a kind of distressed structure synoptic diagram of the central sill mechanism 120 in the utility model.Central sill mechanism 120 shown in the figure, comprise beam connection 121 in first, beam connection 122 in second, first compression spring 127, second compression spring 128 and middleware 124, beam connection 121 comprises brace 1212 and first time brace 1213 on first in described first, brace 1212 and first time parallel across a certain distance inboard that is fixed in described first picture frame 1 of brace 1213 phases on described first, on described first, be provided with beam connection pivoted hole 1214 in first on brace 1212 and first time brace 1213, described first compression spring 127 is arranged on described first between brace 1212 and the first time brace 1213, the inner of first compression spring 127 and first picture frame 1 are affixed, and the outer end of first compression spring 127 is provided with first slide plate 1215 that can slide between brace on first 1212 and first time brace 1213; Beam connection 122 comprises brace 1222 and second time brace 1223 on second in described second, brace 1222 and second time parallel across a certain distance inboard that is fixed in described second picture frame 3 of brace 1223 phases on described second, on described second, be provided with beam connection pivoted hole 1224 in second on brace 1222 and second time brace 1223, described second compression spring 128 is arranged on described second between brace 1222 and the second time brace 1223, the inner of second compression spring 128 and second picture frame 3 are affixed, and the outer end of second compression spring 128 is provided with second slide plate 1225 that can slide between brace on second 1222 and second time brace 1223; Described middleware 124 is in described first in the beam connection 121 and second between the beam connection 122; Be respectively equipped with first pivoted hole 1241 vertical and second pivoted hole 1242 in the both sides of described middleware 124 with the picture frame normal, in first pivoted hole 1241, be provided with first in first Pivot 1243 that articulates of beam connection 121 and middleware 124; Second Pivot 1244 that beam connection 122 and middleware 124 articulate in being provided with second in second pivoted hole 1242; The both sides of described middleware 124 are plane 1245,1246, and the side adjacent with two sides is cambered surface 1247,1248; First pivoted hole 1241 or second pivoted hole 1242 arrive the radius on its corresponding plane 1245,1246 greater than first pivoted hole 1241 or second pivoted hole 1242 to the radius of its corresponding cambered surface 1247,1248; Form when described glasses flick fully, described first slide plate 1215 is face with a side plane 1245 of described middleware 124 and contacts, and described first compression spring 127 is stretched condition; Described second slide plate 1225 is face with the opposite side plane 1246 of described middleware 124 and contacts, and described second compression spring 128 is stretched condition, steady state (SS); When described glasses drew in fully, described first slide plate 1215 was line with a side cambered surface 1247 of described middleware 124 and contacts, and described first compression spring 127 is compressive state; Described second slide plate 1225 is line with the opposite side cambered surface 1248 of described middleware 124 and contacts, and described second compression spring 128 is compressive state, unsteady state; The structure of latching device 10 is (down together) as mentioned above.

See also Figure 17, it is the another kind of distressed structure synoptic diagram of the central sill mechanism 120 in the utility model.The structure of it and central sill mechanism 120 shown in Figure 16 is basic identical, different is is provided with first segment (invisible) in the side by described middleware 124 of described first slide plate 1215, is provided with first depression 150 at described middleware 124 with respect to the position of first segment; Described second slide plate 1225 be provided with second segment 12251 by a side of described middleware 124, be provided with second depression 160 at described middleware 124 with respect to the position of second segment 12251; When glasses opened fully, described first segment withstood in described first depression 150, and described second segment 12251 withstands in described second depression 160, is in steady state (SS), and unsteady state repeats no more as mentioned above.

See also Figure 18, it is the third distressed structure synoptic diagram of the central sill mechanism 120 in the utility model.Described central sill mechanism 120 comprises in first beam connection 122, horizontal compression spring 129 and middleware 124 in the beam connection 121, second, in described first in the beam connection 121 and second beam connection 122 be fixed in the inboard of described first picture frame 1 and second picture frame 3 respectively, and have in first beam connection free end 1224 in the beam connection free end 1214 and second respectively; In described first in the beam connection free end 1214 and second top end face of beam connection free end 1224 be the plane, the side adjacent with top end face is cambered surface 170,180, in described first, be provided with beam connection pivoted hole 1241 in vertical with the picture frame normal first on the beam connection free end 1214, in described first beam connection pivoted hole 1241 to the radius of its corresponding cambered surface 170 greater than radius to its plane; In described second, be provided with beam connection pivoted hole 1242 in vertical with the picture frame normal second on the beam connection free end 1221, in described second beam connection pivoted hole 1242 to the radius of its corresponding cambered surface 180 greater than radius to its plane; Described middleware 124 is in described first in the beam connection 121 and second between the beam connection 122; On described middleware 124, be provided with a transverse groove, in described transverse groove, be provided with horizontal compression spring 129, be respectively equipped with first slide plate 1215 and second slide plate 1225 at the two ends of horizontal compression spring 129, be respectively equipped with first pivoted hole 1241 vertical and second pivoted hole 1242 in the both sides of described middleware 124 with the picture frame normal, in first pivoted hole 1241, be provided with middleware 124 and first in first Pivot 1243 that articulates of beam connection 121; Second Pivot 1244 that beam connection 122 articulates in being provided with middleware 124 and second in second pivoted hole 1242; Form when described glasses flick fully, the plane of beam connection free end 1214 is face with described first slide plate 1215 and contacts in described first, the plane of beam connection free end 1224 is face with described second slide plate 1225 and contacts in described second, and described horizontal compression spring 129 is stretched condition; When described glasses draw in fully, the cambered surface 170 of beam connection free end 1214 is line with described first slide plate 1215 and contacts in described first, the cambered surface 180 of beam connection free end 1224 is line with described second slide plate 1225 and contacts in described second, and described horizontal compression spring 129 is compressive state.

See also Figure 19, it is the 4th a kind of distressed structure synoptic diagram of the central sill mechanism 120 in the utility model.It is compared with embodiment shown in Figure 180, and its basic structure is identical, and different is to be provided with first segment 12151 in the outside of described first slide plate 1215, and beam connection 121 is provided with first depression 150 with respect to the position of first segment 12151 in described first; Be provided with second segment (invisible) in the outside of described second slide plate 1225, beam connection 122 is provided with second depression 160 with respect to the position of second segment in described second; When glasses opened fully, described first segment 12151 withstood in described first depression 150, and described second segment withstands in described second depression 160.

In the various embodiments described above, on the inwall of the described first mirror leg, all can be designed to, be provided with first a lens protection frame 131 that is used to collect first eyeglass that concaves; On the inwall of the second mirror leg, be provided with second a lens protection frame (invisible) that is used to collect second eyeglass that concaves equally; so design; can realize after complete intact the folding of glasses, eyeglass about first eyeglass and second eyeglass being wrapped up fully, in case the eyeglass wearing and tearing.Described first lens protection frame and the pairing mirror shank of second lens protection frame branch can be made with transparent or semitransparent material.

See also Figure 20, Figure 20 is the deployed configuration synoptic diagram of figure the third embodiment of the present utility model.Embodiment illustrated in fig. 20 and embodiment illustrated in fig. 12, its general structure is identical, and different is the latching device difference, and the structure of the latching device among Figure 20 is simpler.This latching device as shown in figure 21, its structure is to extend internally respectively at the upside of the described second mirror leg 6 and downside and one have contact with 103 in (among the figure downside have contact with invisible), describedly has contact with 103 lifting lug 1031 all outwardly; Be respectively equipped with a hook groove or dog hole 104 in 103 the position of having contact with that corresponds on the inwall of the described first mirror leg 5 on the second mirror leg 6; When glasses close up, describedly have contact with 103 and just in time be hooked in described hook groove or the dog hole 104, during use, directly inwardly push the side of the second mirror leg 6 (when using plastic production by the haircut direction, there is certain elasticity this side) time, described lifting lug 1031 and hook groove or dog hole 104 are broken away from, reach the purpose of opening glasses;

Obviously, described latching device 10 (draw) also can be designed to be to extend internally respectively at the upside of the described first mirror leg 5 and downside and one have contact with 103, describedly has contact with 103 lifting lug 1031 all outwardly; Be respectively equipped with a hook groove or dog hole 104 in 103 the position of having contact with that corresponds on the inwall of the described second mirror leg 6 on the first mirror leg 5; When glasses close up, describedly have contact with 103 and just in time be hooked in described hook groove or the dog hole 104, when directly inwardly pushing the side of the first mirror leg 5, described lifting lug 1031 and hook groove or dog hole 104 are broken away from.

See also Figure 22, shown in Figure 22 is another kind of latching device, and the structure of this latching device 10 is to extend internally respectively at the upside of the described second mirror leg 6 and downside one to have contact with 103, describedly has contact with 103 lifting lug 1031 all inwardly; Be respectively equipped with a hook groove or dog hole 104 in 103 the position of having contact with that corresponds on the outer wall of the described first mirror leg 5 on the second mirror leg 6; When glasses close up, describedly have contact with 103 and just in time be hooked in described hook groove or the dog hole 104, when directly inwardly pushing the side (when use plastic production, there is certain elasticity this side) of the first mirror leg 5, described lifting lug 1031 and hook groove or dog hole 104 disengagings.

Certainly, described latching device 10 (draw) also can be designed to extend internally respectively at the upside of the described second mirror leg 6 and downside and one have contact with 103, describedly has contact with 103 lifting lug 1031 all inwardly; Be respectively equipped with a hook groove or dog hole 104 in 103 the position of having contact with that corresponds on the outer wall of the described first mirror leg 5 on the second mirror leg 6; When glasses close up, describedly have contact with 103 and just in time be hooked in described hook groove or the dog hole 104, when directly inwardly pushing the side of the second mirror leg 6 in the direction of arrows, described lifting lug 1031 and hook groove or dog hole 104 are broken away from.

See also Figure 23 and Figure 24, Figure 23 is the deployed configuration synoptic diagram of another embodiment of the utility model.

Figure 24 is the structural representation of the another latching device among Figure 23.From embodiment illustrated in fig. 23 and embodiment illustrated in fig. 12 comparing, its general structure is identical, different is that the first mirror leg 5 and the second mirror leg 6 are laminar (thickness is preferably 2-4mm), the structure of described latching device 10 one has contact with 103 for extending internally respectively at the upside of the described second mirror leg 6 and downside, describedly has contact with 103 lifting lug 1031 all inwardly; On the lateral surface of the described first mirror leg 5, be provided with back down described have contact with 103 back down mechanism 400, the described mechanism 400 that backs down comprises symmetrically arranged two arc levers 410, at an end of arc lever 410 for backing down portion 420, the other end of arc lever 410 is press section 430, be provided with fulcrum 440 at the middle part of arc lever 410, arc lever 410 is movably connected on the lateral surface of the first mirror leg 5 at fulcrum 440 places with pin or screw, when glasses close up, described 103 the lifting lug 1031 of having contact with is hooked on the lateral surface of the described first mirror leg 5, and with described to back down portion 420 corresponding; When needs are opened glasses, the press section 430 that need manually push arc lever 410, then the portion that backs down 420 of arc lever 410 will back down and have contact with 103, and glasses can automatically spring open.To back down mechanism's 400 automatically reset purposes in order reaching to make, can between two arc levers 410, extension spring 450 to be set, extension spring 450 two ends are hooked in respectively on the two arc levers 410 by backing down portion's 420 1 sides; Perhaps can between two arc levers 410, spring (not drawing among the figure) be set, both ends of the spring is hooked in respectively on the two arc levers 410 by press section 430 1 sides; To back down mechanism 400 in order protecting, cover plate 460 can also to be set in the described outside of backing down mechanism 400.

Obviously, the structure of latching device 10 also can be designed to be arranged on the first mirror leg 5 having contact with 103, is arranged on structure on the second mirror leg 6 and will back down mechanism 400, and its effect and the above embodiments are identical.

Among the above-mentioned various embodiment, establish a convenient hanging hole 300 that hangs glasses at the tail end of the described first mirror leg 5 and the second mirror leg 6, when in the supermarket, selling, in order not occupy, just can be by this hanging hole 300 suspensions; In use, people also can hang on the indoor hook as required and easily.

The example of the above, it is preferred embodiments of the present utility model, be not to limit practical range of the present utility model,, be included in the utility model claim so all equivalences of doing according to described feature of the utility model claim and principle change or modify.

Claims (10)

1. the automatically rebounding open folding glasses of energy comprises first picture frame, is provided with first eyeglass in described first picture frame; Second picture frame is provided with second eyeglass in described second picture frame, the first mirror leg and the second mirror leg, and the width of the end that the described first mirror leg is connected with first picture frame is more than or equal to the width of described first eyeglass, and the shape of its shape and first eyeglass matches; The width of the end that the described second mirror leg is connected with second picture frame is more than or equal to the width of described second eyeglass, and the shape of its shape and second eyeglass matches; Between described first picture frame and the first mirror leg by the first elastic component resilient connection; Between described second picture frame and the second mirror leg by the second elastic component resilient connection; It is characterized in that, also comprise a central sill mechanism, described central sill mechanism comprises beam connection in the beam connection in first, second, first extension spring, second extension spring and middleware, in described first in the beam connection and second beam connection be fixed in the inboard of described first picture frame and second picture frame respectively, and have in first beam connection free end in the beam connection free end and second respectively, in described first in the beam connection free end and second the free-ended end face of beam connection be the plane; In described first, be provided with first translot on the beam connection, in second, be provided with second translot on the beam connection, described first extension spring is arranged in described first translot, beam connection flexibly connects in the inner of first extension spring and first, described second extension spring is arranged in described second translot, and beam connection flexibly connects in the inner of second extension spring and second; Described middleware is in described first in the beam connection and second between the beam connection; Be respectively equipped with first pivoted hole vertical with the picture frame normal and second pivoted hole in the both sides of described middleware, be provided with first Pivot in first pivoted hole, the outer end of described first extension spring is enclosed within on described first Pivot; Be provided with second Pivot in second pivoted hole, the outer end of described second extension spring is enclosed within on described second Pivot; The both sides of described middleware are the plane, and the side adjacent with the two sides of middleware is cambered surface; First pivoted hole or second pivoted hole arrive the radius on its corresponding plane greater than first pivoted hole or second pivoted hole to the radius of its corresponding cambered surface; Form when described glasses flick fully, the free-ended end face of beam connection is face with a side of described middleware and contacts in described first, and described first extension spring is contraction state; The free-ended end face of beam connection is face with the another side of described middleware and contacts in described second, and described second extension spring is contraction state; When described glasses drew in fully, the free-ended end face of beam connection was line with a side cambered surface of described middleware and contacts in described first, and described first extension spring is extended state; The free-ended end face of beam connection is line with the opposite side cambered surface of described middleware and contacts in described second, and described second extension spring is extended state; Upper and lower symmetry respectively is provided with a latching device that makes glasses draw back maintenance glasses folded state fully between the described first mirror leg and the second mirror leg.

2. the automatically rebounding open folding glasses of energy according to claim 1, it is characterized in that, in described first translot, be provided with first slide block, be provided with the first slide block pivoted hole in the described first slide block outer end, be provided with the first horizontal through hole on described first slide block, described first extension spring passes the first horizontal through hole and is enclosed within on described first Pivot; Be provided with second slide block in described second translot, be provided with the second slide block pivoted hole in the described second slide block outer end, be provided with the second horizontal through hole on described second slide block, described second extension spring passes the second horizontal through hole and is enclosed within on described second Pivot.

3. the automatically rebounding open folding glasses of energy comprises first picture frame, is provided with first eyeglass in described first picture frame; Second picture frame is provided with second eyeglass in described second picture frame, the first mirror leg and the second mirror leg, and the width of the end that the described first mirror leg is connected with first picture frame is more than or equal to the width of described first eyeglass, and the shape of its shape and first eyeglass matches; The width of the end that the described second mirror leg is connected with second picture frame is more than or equal to the width of described second eyeglass, and the shape of its shape and second eyeglass matches; Between described first picture frame and the first mirror leg by the first elastic component resilient connection; Between described second picture frame and the second mirror leg by the second elastic component resilient connection; It is characterized in that, also comprise a central sill mechanism, described central sill mechanism comprises beam connection in first, beam connection in second, first compression spring, second compression spring and middleware, beam connection comprises brace and first time brace on first in described first, brace and first time parallel across a certain distance inboard that is fixed in described first picture frame of brace phase on described first, on described first, be provided with beam connection pivoted hole in first on brace and first time brace, described first compression spring is arranged on described first between brace and the first time brace, the inner of first compression spring and first picture frame are affixed, and the outer end of first compression spring is provided with first slide plate that can slide between brace on first and first time brace; Beam connection comprises brace and second time brace on second in described second, brace and second time parallel across a certain distance inboard that is fixed in described second picture frame of brace phase on described second, on described second, be provided with beam connection pivoted hole in second on brace and second time brace, described second compression spring is arranged on described second between brace and the second time brace, the inner of second compression spring and second picture frame are affixed, and the outer end of second compression spring is provided with second slide plate that can slide between brace on second and second time brace; Described middleware is in described first in the beam connection and second between the beam connection; Be respectively equipped with first pivoted hole vertical and second pivoted hole in the both sides of described middleware with the picture frame normal, in first pivoted hole, be provided with first in first Pivot that articulates of beam connection and middleware; Second Pivot that beam connection and middleware articulate in being provided with second in second pivoted hole; The both sides of described middleware are the plane, and the side adjacent with two sides is cambered surface; First pivoted hole or second pivoted hole arrive the radius on its corresponding plane greater than first pivoted hole or second pivoted hole to the radius of its corresponding cambered surface; Form when described glasses flick fully, described first slide plate is face with a side of described middleware and contacts, and described first compression spring is stretched condition; Described second slide plate is face with the another side of described middleware and contacts, and described second compression spring is stretched condition; When described glasses drew in fully, described first slide plate was line with a side cambered surface of described middleware and contacts, and described first compression spring is compressive state; Described second slide plate is line with the opposite side cambered surface of described middleware and contacts, and described second compression spring is compressive state; Between the described first mirror leg and the second mirror leg upper and lower symmetry respectively one be provided with and make glasses draw the latching device that the back keeps the glasses folded state fully in.

4. the automatically rebounding open folding glasses of energy according to claim 3 is characterized in that, described first slide plate be provided with first segment by a side of described middleware, be provided with first depression at described middleware with respect to the position of first segment; Described second slide plate be provided with second segment by a side of described middleware, be provided with second depression at described middleware with respect to the position of second segment; When glasses opened fully, described first segment withstood in described first depression, and described second segment withstands in described second depression.

5. the automatically rebounding open folding glasses of energy comprises first picture frame, is provided with first eyeglass in described first picture frame; Second picture frame is provided with second eyeglass in described second picture frame, the first mirror leg and the second mirror leg, and the width of the end that the described first mirror leg is connected with first picture frame is more than or equal to the width of described first eyeglass, and the shape of its shape and first eyeglass matches; The width of the end that the described second mirror leg is connected with second picture frame is more than or equal to the width of described second eyeglass, and the shape of its shape and second eyeglass matches; Between described first picture frame and the first mirror leg by the first elastic component resilient connection; Between described second picture frame and the second mirror leg by the second elastic component resilient connection; It is characterized in that, also comprise a central sill mechanism, described central sill mechanism comprises beam connection in the beam connection in first, second, first compression spring and middleware, in described first in the beam connection and second beam connection be fixed in the inboard of described first picture frame and second picture frame respectively, and have in first beam connection free end in the beam connection free end and second respectively; In described first in the beam connection free end and second the free-ended top end face of beam connection be the plane, the side adjacent with top end face is cambered surface, in described first, be provided with beam connection pivoted hole in vertical with the picture frame normal first on the beam connection free end, in described first the beam connection pivoted hole to the radius of its corresponding cambered surface greater than radius to its plane; In described second, be provided with beam connection pivoted hole in vertical with the picture frame normal second on the beam connection free end, in described second the beam connection pivoted hole to the radius of its corresponding cambered surface greater than radius to its plane; Described middleware is in described first in the beam connection and second between the beam connection; On described middleware, be provided with a transverse groove, in described transverse groove, be provided with the horizontal compression spring, be respectively equipped with first slide plate and second slide plate at the two ends of horizontal compression spring, be respectively equipped with first pivoted hole vertical and second pivoted hole in the both sides of described middleware, in first pivoted hole, be provided with first Pivot that beam connection in middleware and first is articulated with the picture frame normal; In second pivoted hole, be provided with second Pivot that beam connection in middleware and second is articulated; Form when described glasses flick fully, the free-ended plane of beam connection is face with described first slide plate and contacts in described first, and the free-ended plane of beam connection is face with described second slide plate and contacts in described second, and described horizontal compression spring is stretched condition; When described glasses drew in fully, the free-ended cambered surface of beam connection was line with described first slide plate and contacts in described first, and the free-ended cambered surface of beam connection is line with described second slide plate and contacts in described second, and described horizontal compression spring is compressive state; Between the described first mirror leg and the second mirror leg, be arranged with up and down and make glasses draw the latching device that the back keeps the glasses folded state fully in.

6. the automatically rebounding open folding glasses of energy according to claim 5 is characterized in that, is provided with first segment in the outside of described first slide plate, and beam connection is provided with first depression with respect to the position of first segment in described first; Be provided with second segment in the outside of described second slide plate, beam connection is provided with second depression with respect to the position of second segment in described second; When glasses opened fully, described first segment withstood in described first depression, and described second segment withstands in described second depression.

7. according to the automatically rebounding open folding glasses of the described energy of any one claim among the claim 1-6, it is characterized in that the structure of described latching device is to extend internally respectively at the upside of the described first mirror leg and downside one to have contact with; The position of having contact with that corresponds on the first mirror leg at the described second mirror leg is respectively equipped with a dog hole; When glasses close up, described having contact with just in time is hooked in the described dog hole, be respectively equipped with elasticity by sheet in the outside of described dog hole, be provided with projection with respect to described dog hole in elasticity on by sheet, when elasticity by sheet by when the dog hole direction is pushed, described projection described having contact with of extruding, described having contact with described dog hole broken away from; Perhaps the structure of described latching device on the described second mirror leg, side or downside extend internally respectively and one have contact with; The position of having contact with that corresponds on the second mirror leg at the described first mirror leg is respectively equipped with a dog hole; When glasses close up, described having contact with just in time is hooked in the described dog hole, be respectively equipped with elasticity by sheet in the outside of described dog hole, be provided with projection with respect to described dog hole in elasticity on by sheet, when elasticity by sheet by when the dog hole direction is pushed, described projection described having contact with of extruding, described having contact with described dog hole broken away from.

8. according to the automatically rebounding open folding glasses of the described energy of any one claim among the claim 1-6, it is characterized in that, the structure of described latching device is to extend internally respectively at the upside of the described second mirror leg and downside one to have contact with, and the described lifting lug that has contact with all outwardly; Be respectively equipped with a hook groove or a dog hole in the position of having contact with that corresponds on the inwall of the described first mirror leg on the second mirror leg; When glasses closed up, described having contact with just in time was hooked in described hook groove or the dog hole, when directly inwardly pushing the side of the second mirror leg, described lifting lug and hook groove or dog hole broken away from; Perhaps the structure of described latching device is to extend internally respectively at the upside of the described first mirror leg and downside one to have contact with, and the described lifting lug that has contact with all outwardly; Be respectively equipped with a hook groove or a dog hole in the position of having contact with that corresponds on the inwall of the described second mirror leg on the first mirror leg; When glasses closed up, described having contact with just in time was hooked in described hook groove or the dog hole, when directly inwardly pushing the side of the first mirror leg, described lifting lug and hook groove or dog hole broken away from.

9. according to the automatically rebounding open folding glasses of the described energy of any one claim among the claim 1-6, it is characterized in that, the structure of described latching device is to extend internally respectively at the upside of the described second mirror leg and downside one to have contact with, and the described lifting lug that has contact with all inwardly; Be respectively equipped with a hook groove or a dog hole in the position of having contact with that corresponds on the outer wall of the described first mirror leg on the second mirror leg; When glasses closed up, described having contact with just in time was hooked in described hook groove or the dog hole, when directly inwardly pushing the side of the first mirror leg, described lifting lug and hook groove or dog hole broken away from; Perhaps the structure of described latching device is to extend internally respectively at the upside of the described second mirror leg and downside one to have contact with, and the described lifting lug that has contact with all inwardly; Be respectively equipped with a hook groove or a dog hole in the position of having contact with that corresponds on the outer wall of the described first mirror leg on the second mirror leg; When glasses closed up, described having contact with just in time was hooked in described hook groove or the dog hole, when directly inwardly pushing the side of the second mirror leg, described lifting lug and hook groove or dog hole broken away from.

10. according to the automatically rebounding open folding glasses of the described energy of any one claim among the claim 1-6, it is characterized in that, the structure of described latching device is to extend internally respectively at the upside of the described second mirror leg and downside one to have contact with, and the described lifting lug that has contact with all inwardly; On the lateral surface of the described first mirror leg, be provided with back down described have contact with back down mechanism, the described mechanism that backs down comprises symmetrically arranged two arc levers, at an end of arc lever for backing down portion, the other end of arc lever is the press section, middle part at the arc lever is provided with fulcrum, the arc lever is movably connected on the lateral surface of the first mirror leg, when glasses close up at the fulcrum place with pin or screw, the described lifting lug that has contact with is hooked on the lateral surface of the described first mirror leg, and with described to back down portion corresponding; When needs are opened glasses, the press section that need manually push the arc lever, then the portion of backing down of arc lever backs down and has contact with, and glasses can automatically spring open; Be provided with extension spring by backing down portion's one side between two arc levers, the two ends of extension spring are hooked on the two arc levers respectively or by press section one side spring are set between two arc levers, and the two ends of spring are hooked in respectively on the two arc levers; Perhaps the structure of described latching device is to extend internally respectively at the upside of the described first mirror leg and downside one to have contact with, and the described lifting lug that has contact with all inwardly; On the lateral surface of the described second mirror leg, be provided with back down described have contact with back down mechanism, the described mechanism that backs down comprises symmetrically arranged two arc levers, at an end of arc lever for backing down portion, the other end of arc lever is the press section, middle part at the arc lever is provided with fulcrum, the arc lever is movably connected on the lateral surface of the second mirror leg, when glasses close up at the fulcrum place with pin or screw, the described lifting lug that has contact with is hooked on the lateral surface of the described second mirror leg, and with described to back down portion corresponding; When needs are opened glasses, the press section that need manually push the arc lever, then the portion of backing down of arc lever backs down and has contact with, and glasses can automatically spring open; Be provided with extension spring by backing down portion's one side between two arc levers, the two ends of extension spring are hooked on the two arc levers respectively or by press section one side spring are set between two arc levers, and the two ends of spring are hooked in respectively on the two arc levers.

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