CN2532504Y

CN2532504Y - Spectacle side

Info

Publication number: CN2532504Y
Application number: CN 02225619
Authority: CN
Inventors: 何世錶
Original assignee: GUANDA HARDWARE WORKING FACTORY HENGGANG TOWN LONGGANG DIST SHENZHEN
Current assignee: GUANDA HARDWARE WORKING FACTORY HENGGANG TOWN LONGGANG DIST SHENZHEN
Priority date: 2002-01-29
Filing date: 2002-01-29
Publication date: 2003-01-22
Anticipated expiration: 2012-01-29

Abstract

The utility model relates to a spectacle side which comprises a pin head (1), a spectacle side (5), a hollow sleeve barrel (6), a compression spring (3) and a sliding sleeve (4); the front end of the hollow sleeve barrel (6) is opened completely, the back end part of the hollow sleeve barrel (6) is provided with the limit slot (61) of the spectacle side (5), the inside (611) of the limit slot (61) is deeper, and the outside (612) of the limit slot (61) is shallower; the head of the sliding sleeve (4) is opened completely, the compression spring (3) is arranged in the inner chamber of the sliding sleeve (4) from an opening part, and the tail part of the sliding sleeve (4) is provided with a hemi-spherical convex key (41); the spectacle side (5) is provided with a circular arc enlarged head (51), and the top, the inside and the external side of the enlarged head (51) are respectively provided with spherical concave positions (511), (512) and (513) which can be glidingly matched with the convex key (41); the rod-shaped bad line (52) of the spectacle side (5) is threaded out from the limit slot (61) of the hollow sleeve barrel (6), and the enlarged head (51) is limited in the inner chamber of the hollow sleeve barrel (6). The tail part of the sliding sleeve (4) with the compression spring (3) inside is inwards arranged in the hollow sleeve barrel (6), and the sliding sleeve (4) can slide freely in the inner chamber of the hollow sleeve barrel (6) along the pipe wall of the hollow sleeve barrel (6). The spectacle side of the utility model needs no screw, and is a novel spectacle side with a peculiar style.

Description

Glasses catapult leg

Technical field

The utility model relates to the structural member of glasses non optical component, relates in particular to a kind of glasses catapult leg of hinge-less screw.

Background technology

Existing glasses catapult leg mostly adopts HINGE SCREWS that both are linked together between village head and leg of spectacles, and the use of HINGE SCREWS causes the style of glasses single, and outward appearance is also relatively more popular.

Summary of the invention

The purpose of this utility model is to avoid the deficiencies in the prior art part and a kind of novel structure is provided, and need not between leg of spectacles and the village head by the hinged glasses catapult leg of HINGE SCREWS.

The purpose of this utility model can realize by adopting following technical measures, designs a kind of glasses catapult leg, comprises village head, leg of spectacles, cannulated sleeve, compression spring and sliding sleeve.

The complete opening of described cannulated sleeve front end, rearward end is provided with the stopper slot of leg of spectacles, and the inboard of this stopper slot is darker, and the outside is more shallow.

The complete opening of the head of described sliding sleeve, compression spring is put into its inner chamber from opening part, and the afterbody of sliding sleeve is provided with the protruding key of semisphere.

Described leg of spectacles has the spherical recess that the top of circular arc enlarged footing, this enlarged footing, inside and outside both sides respectively have an energy and described protruding key cunning to join, and smooth circular-arc projection is respectively arranged between top recess and the both sides recess.

The shaft-like bad line of described leg of spectacles passes from the stopper slot of cannulated sleeve, its enlarged footing is limited in the inner chamber of cannulated sleeve, in compression spring is housed the sliding sleeve afterbody put into cannulated sleeve inwardly, this sliding sleeve can be free to slide in the chamber within it along the tube wall of cannulated sleeve, and the afterbody shutoff of village head also is fixed on the opening part of cannulated sleeve; Because spring extruding by compression, the protruding key of the semisphere of sliding sleeve afterbody is tightly oppressed the enlarged footing of leg of spectacles all the time.Said structure causes described glasses catapult leg that three kinds of states are arranged:

Normal operating conditions: leg of spectacles and cannulated sleeve in line, the protruding key of the semisphere of sliding sleeve afterbody falls into the recess at described enlarged footing top;

Mirror leg open configuration: the situation that this state simulation wearer's head is bigger, promptly to the extrapolation leg of spectacles, the spherical protruding key of the projection extruding sliding sleeve afterbody of enlarged footing, spring is compressed, promote leg of spectacles clamps the wearer toward the restoring force of interior motion head thereby produce, when continuing to push extrapolate the mirror leg to, the prosposition of going to the bottom of mirror leg will push up the stopper slot more shallow notch in the outside of sleeve rear end portion and can not continue outwards to open again.Therefore, the depth of the outside notch of cannulated sleeve rearward end stopper slot will determine the open angle of leg of spectacles;

Mirror leg folding storage state: inwardly push away leg of spectacles, the spherical protruding key of the projection extruding sliding sleeve afterbody of enlarged footing, spring is compressed, continuation pushes away leg of spectacles toward in, the inboard notch of cannulated sleeve rearward end stopper slot is darker, do not stop the interior motion of bad alignment of leg of spectacles, the spherical protruding key of sliding sleeve afterbody falls into again in the recess of enlarged footing inboard through projection, and this moment, leg of spectacles and village head had about 90 angles of spending.

Compared with prior art, the utility model glasses catapult leg has following advantage: omitted the HINGE SCREWS of original connection leg of spectacles and village head, made the style of glasses more novel, style is taken the course of its own.

Description of drawings

The drawing of accompanying drawing is described as follows:

Fig. 1 is the utility model glasses catapult each parts of leg and scheme of installation thereof;

Fig. 2 is the utility model glasses catapult leg normal operating conditions synoptic diagram;

Fig. 3 is the utility model glasses catapult leg open configuration synoptic diagram;

Fig. 4 is the folding storage view of the utility model glasses catapult leg.

Embodiment

The utility model is described in further detail below in conjunction with drawings and Examples.

As shown in Figure 1, the utility model glasses catapult leg comprises: the village 1, leg of spectacles 5, cannulated sleeve 6, locating shim 2, compression spring 3 and sliding sleeve 4.The complete opening of described cannulated sleeve 6 front ends, rear end medium position gong has the horizontal stopper slot 61 of a leg of spectacles 5, and the inboard 611 of this stopper slot 61 is opened deeplyer, and the outside 612 is more shallow.The complete opening of the head of described sliding sleeve 4, afterbody is provided with the protruding key 41 of semisphere, compression spring 3 is put into its inner chamber from opening part, compression spring 3 adopts flat spring, its length is longer than the inner chamber of sliding sleeve 4, its anterior outstanding sliding sleeve 4 outer suitable lengths, when spring 3 by compression the time, sliding sleeve 4 has the space of slippage like this.Described locating shim 2 is pre-large post-small two-stage cylinder ladder, and the small column 22 of its back segment freely inserts in the cavity that is exposed at the compression spring 3 outside the sliding sleeve 4, and its Forward End Cap 21 diameters are bigger than compression spring 3, is stuck in the outside of compression spring 3.Described leg of spectacles 5 has the top of circular arc enlarged footing 51, this enlarged footing 51, inside and outside both sides an energy and described protruding key 41 sliding spherical recess 511,512 and 513 of joining is respectively arranged, and respectively has smooth circular-arc protruding 514 and 515 between top recess 511 and both sides recess 512 and 513.Sliding sleeve integral body is car spare, and the radius of the protruding position 41 of the semisphere of sliding sleeve 4 afterbodys is identical with the radius of enlarged footing recess 511,512 and 513, and they have the effect of similar ball and bearing.

The width of described stopper slot 61 is more bigger than the thickness of the shaft-like bad line 52 of leg of spectacles 5, but the radial dimension than the enlarged footing 51 of leg of spectacles 5 is little, during assembling, the shaft-like bad line 52 of described leg of spectacles 5 is passed from the stopper slot 61 of cannulated sleeve 6, enlarged footing 51 is stayed in the cannulated sleeve 6, sliding sleeve 4 afterbodys that compression spring 3 will be housed are again put into cannulated sleeve 6 inwardly, the diameter of this sliding sleeve 4 is slightly less than the internal diameter of sleeve 6, can be free to slide in the chamber within it along the tube wall of cannulated sleeve 6, and then the locating shim 2 of packing into, locating shim 2 will make the stroke of compression spring 3 more straight, be fixed on the opening part of cannulated sleeve 6 at last with afterbody 11 shutoff in the village 1.Being connected of the village 1 afterbody 11 and cannulated sleeve 6 opening parts can not be with freezing, and freezes will to cause weakening of spring and lose elastic force.Therefore, the surface knurling of 1 afterbody 11 forms rough surface in the village, and the external diameter of this rough surface should be slightly larger than the internal diameter of sleeve 6, needs firmly the afterbody 11 in the village 1 to be filled in cannulated sleeve 6.Spring 3 extruding by compression, the protruding key 41 of the semisphere of sliding sleeve 4 afterbodys will tightly be oppressed the enlarged footing 51 of mirror leg 5, and the Forward End Cap 21 of locating shim 2 is close to the perpendicular end surface of the village 1 afterbody 11.This structure makes described glasses catapult leg that three kinds of duties be arranged:

Normal operating conditions: as shown in Figure 2, leg of spectacles 5 and cannulated sleeve 6 in line, the protruding key 41 of the semisphere of sliding sleeve 4 afterbodys falls into the recess 511 at described enlarged footing 51 tops.When the openness coupling of wearer's head and leg of spectacles, be in this kind state.

Mirror leg open configuration: the situation that this state simulation wearer's head is bigger, as shown in Figure 3, wearer's head will produce an outward thrust and push away leg of spectacles 5, enlarged footing 51 rotates synchronously, the spherical protruding key 41 of projection 514 extruding sliding sleeves 4 afterbodys of enlarged footing 51, spring 3 is compressed, and the trend that promotes spherical protruding key 41 sliding return of serve shape recess 511 is arranged, and produces thus and promotes the countermoment of leg of spectacles 5 toward interior rotation.If continue to promote outward leg of spectacles 5 again, then the shaft-like bad line 52 of leg of spectacles 5 will offset and stop operating with the more shallow outside notch 612 of cannulated sleeve 6 rearward end stopper slots 61, be the maximum open angle of leg of spectacles 5 this moment, and this angle is about 20 degree.

Mirror leg folding storage state: as shown in Figure 4, inwardly push away leg of spectacles 5, the spherical protruding key 41 of projection 515 extruding sliding sleeves 4 afterbodys of enlarged footing 51, spring 3 is compressed, continuation pushes away leg of spectacles 5 toward in, the inboard notch 611 of cannulated sleeve 6 rearward end stopper slots 61 is darker, do not stop the bad line 52 of leg of spectacles 5 inwardly to move, the spherical protruding key 41 of sliding sleeve 4 afterbodys slips in the recess 513 of enlarged footing 51 inboards through projection 514, spring 3 recoils to maximum outward, to leg of spectacles 5 moment that can not rotate, leg of spectacles 5 is in a kind of stable folding storage state.

Claims

1, a kind of glasses catapult leg comprises village head (1) and leg of spectacles (5), it is characterized in that: also comprise cannulated sleeve (6), compression spring (3) and sliding sleeve (4);

The complete opening of described cannulated sleeve (6) front end, rearward end are provided with the stopper slot (61) of leg of spectacles (5), and the inboard (611) of this stopper slot (61) is darker, and the outside (612) are more shallow;

The complete opening of head of described sliding sleeve (4), compression spring (3) is put into its inner chamber from opening part, and the afterbody of sliding sleeve (4) is provided with the protruding key of semisphere (41);

Described leg of spectacles (5) has circular arc enlarged footing (51), the top of this enlarged footing (51), inside and outside both sides an energy and sliding spherical recess (511), (512) and (513) of joining of described protruding key (41) is respectively arranged, and smooth circular-arc projection (514) and (515) are respectively arranged between top recess (511) and both sides recess (512) and (513);

The shaft-like bad line (52) of described leg of spectacles (5) passes from the stopper slot (61) of cannulated sleeve (6), its enlarged footing (51) is limited in the inner chamber of cannulated sleeve (6), in compression spring (3) are housed sliding sleeve (4) afterbody put into cannulated sleeve (6) inwardly, this sliding sleeve (4) can be free to slide in the chamber within it along the tube wall of cannulated sleeve (6), and the afterbody shutoff of village head (1) also is fixed on the opening part of cannulated sleeve (6); Spring (3) extruding by compression, the protruding key of semisphere (41) of sliding sleeve (4) afterbody is tightly oppressed the enlarged footing (51) of leg of spectacles (5); Described glasses catapult leg has three kinds of states:

Normal operating conditions: leg of spectacles (5) and cannulated sleeve (6) in line, the protruding key of semisphere (41) of sliding sleeve (4) afterbody falls into the recess (511) at described enlarged footing (51) top;

Mirror leg open configuration: to extrapolation leg of spectacles (5), the spherical protruding key (41) of projection (514) extruding sliding sleeve (4) afterbody of enlarged footing (51), spring (3) is compressed, produce and promote the restoring force of leg of spectacles (5), the open angle of outside notch (612) the restriction leg of spectacles (5) of cannulated sleeve (6) rearward end stopper slot (61) toward interior motion;

Mirror leg folding storage state: inwardly push away leg of spectacles (5), the spherical protruding key (41) of projection (515) extruding sliding sleeve (4) afterbody of enlarged footing (51), spring (3) is compressed, continuation pushes away leg of spectacles (5) toward in, the inboard notch (611) of cannulated sleeve (6) rearward end stopper slot (61) is darker, do not stop the inwardly motion of bad line (52) of leg of spectacles (5), the spherical protruding key (41) of sliding sleeve (4) afterbody falls in the inboard recess (513) of enlarged footing (51) through projection (514).

2, glasses catapult leg according to claim 1, it is characterized in that: the top and bottom of described leg of spectacles (5) enlarged footing (51) are the sphere of same spheroid, and its diameter equals the internal diameter of sleeve (6).

3, glasses catapult leg according to claim 1, it is characterized in that: the inner chamber at described cannulated sleeve (6) also has a location pad (2), this locating shim (2) is pre-large post-small two-stage cylinder ladder, the small column of its back segment (22) freely inserts the internal diameter of compression spring (3), and its Forward End Cap (21) is stayed the outside of compression spring (3).

4, glasses catapult leg according to claim 1 is characterized in that: the afterbody (11) of described village head (1) has rough surface, the inwall interference fit of this rough surface and cannulated sleeve (6).