CN201360619Y

CN201360619Y - Shoelace locker

Info

Publication number: CN201360619Y
Application number: CNU200920095489XU
Authority: CN
Inventors: 刘立新
Original assignee: Individual
Current assignee: Individual
Priority date: 2009-02-06
Filing date: 2009-02-06
Publication date: 2009-12-16
Anticipated expiration: 2019-02-06

Abstract

The utility model discloses a shoelace locker which is arranged on a shoe and consists of a base, a follower wheel, a driving wheel, a snap spring, a dust cap and a limiting screw. When the user wants to lock shoe, the user only needs to turn the driving wheel clockwise, then the driving wheel drives the follower wheel to lock the steel shoelace. When the user wants to loosen the shoelace, the user only needs to pull up the driving wheel, then the driving wheel can be separated with the follower wheel and the shoelace can be loosened, thus saving the trouble of tying the shoelace. The shoelace can be fastened only by turning the driving wheel clockwise, thus saving labor, and the shoelace is unlikely to loosen after be fastened and is firm and durable. In case of troubles, the shoelace can be loosened immediately only by pulling up the driving wheel of the locker, thus effectively reducing injury to the foot of the user in occasion of danger.

Description

The footwear lace locking device

Technical field

The utility model relates to a kind of footwear lace locking device, especially a kind of quick locking shoestring or loosen the footwear lace locking device of shoestring.

Background technology

People wear footwear and need tie the shoelace; especially labour protection safety shoe; the safety problem that exists labourer to wear; shoestring does not often unclamp when being durable or working as shoestring; in case main is to go wrong; need also will undo shoelaces earlier when footwear being taken off at once, lose time, very likely labourer is damaged.

Summary of the invention

Technical problem to be solved in the utility model is that a kind of footwear lace locking device of realizing locking shoestring fast or loosening shoestring is provided.

In order to solve the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of footwear lace locking device, the footwear lace locking device is installed on the footwear, by base, supporting roller, driving wheel, jump ring, dust cap and limited screw are formed, described base comprises chassis and the cylindraceous installing ring of protrusion on the chassis, belt end face at installing ring has a circle unidirectional tooth of installing ring in the same direction as, at the side bottom of the installing ring lace hole that is provided with two perforations that penetrate shoestring separated by a distance, at center chassis a fixedly screwed installing hole of limited screw is arranged, a plurality of base is fixed on through hole on the footwear being formed with near the outer side edges portion on chassis; Described supporting roller by supporting roller base, the supporting roller field of conjugate action and be connected the supporting roller base and the supporting roller field of conjugate action between shoestring twine axle and form, be formed centrally the supporting roller through hole that limited screw is passed in perforation supporting roller base, the supporting roller field of conjugate action and the shoestring winding axle, on the supporting roller field of conjugate action, form a circle and the reciprocal supporting roller individual event of the unidirectional tooth of installing ring tooth near outer circumference, supporting roller is installed in the installing ring and can rotates, the supporting roller base is placed on the chassis, and this moment, supporting roller individual event tooth and the unidirectional tooth of installing ring were positioned on the plane; Be provided with the driving wheel through hole that limited screw is passed in the middle of the described driving wheel, the driving wheel through hole is up big and down small stepped, upper side at driving wheel, be positioned at driving wheel through hole next door and the L type hook of the rubber-like of two projections to lining arranged both sides relatively, the hook part of two L type hooks is relative, the two ends that are formed with the U type jump ring that turns back to the inside from the outside of L type hook around going into L type hook inboard, upper side at driving wheel forms the fixedly hole of dust cap, with the downside of the contacted driving wheel of the supporting roller field of conjugate action, be formed with one with the corresponding position of supporting roller individual event tooth and enclose the driving wheel individual event tooth that meshes with supporting roller individual event tooth, with the downside of the contacted driving wheel of belt end face of installing ring, with be formed with at least 2 anti-reverse elastic plectrums on one circle of the corresponding position of the unidirectional tooth of installing ring at a distance of certain distance, the anti-elastic plectrum that reverses is opposite with the direction of driving wheel individual event tooth; The central authorities of described dust cap have the dust cap through hole that passes limited screw and L type hook, and the clip in the hole on the bossed insertion driving wheel is set at the downside of dust cap; The lower end of described limited screw is threaded, the nut of upper end be a circle, and the side of nut is by constituting to the axial upside domatic anchor ring and the downside domatic anchor ring that forms inner bevel of screw with the vertical anchor ring of the axially parallel of screw with along the two ends up and down of vertical anchor ring.

The unidirectional tooth of described installing ring is 18 clockwise 45 degree directions, and supporting roller individual event tooth is 12 counterclockwise 45 degree directions, and driving wheel individual event tooth is 12 counterclockwise 45 degree directions, and the anti-elastic plectrum that reverses is 4 the 45 anti-clockwise elastic plectrums that reverse of degree.

On the supporting roller field of conjugate action, form two groups of shoestring fixing holes in supporting roller through hole both sides, 3 every group.

The outer lateral side of described driving wheel has a plurality of slick and sly projectioies.

Except that U type jump ring, other parts are the duroplasts material.

The beneficial effects of the utility model are: saved the loaded down with trivial details work of tying the shoelace, only need clockwise rotate driving wheel can be with Shoestring tying, laborsaving, can not become flexible after the locking, and also sturdy and durable.Only need the driving wheel on the locker up one is pulled out when going wrong, shoestring unclamps at once, thereby effectively reduces the injury that peril causes personnel foot.

Description of drawings

Fig. 1 is the exploded perspective view of footwear lace locking device of the present utility model.

Fig. 2 is the rear isometric view of the driving wheel of footwear lace locking device of the present utility model.

Profile when Fig. 3 is footwear lace locking device of the present utility model locking.

Fig. 4 is the profile of footwear lace locking device of the present utility model when unclamping.

Fig. 5 is that footwear lace locking device of the present utility model is installed in the user mode figure on the footwear.

The specific embodiment

Below in conjunction with the drawings and specific embodiments the utility model is described in further detail:

As Fig. 1,2,3, shown in 4, footwear lace locking device of the present utility model, the footwear lace locking device is installed on the footwear, by base 1, supporting roller 2, driving wheel 3, jump ring 4, dust cap 5 and limited screw 6 are formed, described base 1 comprises chassis 11 and the cylindraceous installing ring 12 of protrusion on chassis 11, belt end face at installing ring 12 has a circle unidirectional tooth 15 of installing ring in the same direction as, at the side bottom of installing ring 12 lace hole 14 that is provided with two perforations that penetrate shoestring separated by a distance, there is a fixedly screwed installing hole 13 of limited screw 6 at 11 centers on the chassis, a plurality of base 1 are fixed on through hole 16 on the footwear being formed with near the outer side edges portion on chassis 11; Described supporting roller 2 is by supporting roller base 21, the supporting roller field of conjugate action 23 and be connected supporting roller base 21 and the supporting roller field of conjugate action 23 between shoestring twine axle 22 and form, connect supporting roller base 21, be formed centrally the supporting roller through hole 25 that limited screw 6 is passed in the supporting roller field of conjugate action 23 and the shoestring winding axle 22, on the supporting roller field of conjugate action 23, form a circle and the unidirectional tooth 15 reciprocal supporting roller individual event teeth 24 of installing ring near outer circumference, supporting roller 2 is installed in the installing ring 12 and can rotates, supporting roller base 21 is placed on the chassis 11, and supporting roller individual event this moment tooth 24 is positioned on the plane with the unidirectional tooth 15 of installing ring; Be provided with the driving wheel through hole 31 that limited screw 6 is passed in the middle of the described driving wheel 3, driving wheel through hole 31 is up big and down small stepped, upper side at driving wheel 3, be positioned at relative both sides, driving wheel through hole 31 next doors the L type hook 32 of the rubber-like of two projections to lining arranged, the hook part of two L type hooks 32 is relative, the two ends that are formed with the U type jump ring 4 that turns back to the inside from the outside of L type hook 32 around going into L type hook 32 inboards, upper side at driving wheel 3 forms the fixedly hole 33 of dust cap 5, with the downside of the supporting roller field of conjugate action 23 contacted driving wheels 3, be formed with one with supporting roller individual event tooth 24 corresponding positions and enclose the driving wheel individual event tooth 34 that meshes with supporting roller individual event tooth 24, with the downside of the contacted driving wheel 3 of belt end face of installing ring 12, with be formed with at least 2 anti-reverse elastic plectrums 35 on one circle of the unidirectional tooth of installing ring 15 corresponding positions at a distance of certain distance, the anti-elastic plectrum 35 that reverses is opposite with the direction of driving wheel individual event tooth 34; The central authorities of described dust cap 5 have the dust cap through hole 51 that passes limited screw 6 and L type hook 32, and the clip 52 in the hole 33 on the bossed insertion driving wheel 3 is set at the downside of dust cap 5; The lower end of described limited screw 6 is threaded 61, the nut 65 of upper end be a circle, and the side of nut 65 is by constituting to the axial upside domatic anchor ring 62 and the downside domatic anchor ring 64 that forms inner bevel of screw with the vertical anchor ring 63 of the axially parallel of screw with along the two ends up and down of vertical anchor ring 63.

In the present embodiment, the unidirectional tooth 15 of installing ring is 18 clockwise 45 degree directions, supporting roller individual event tooth 24 is 12 counterclockwise 45 degree directions, and driving wheel individual event tooth 34 is 12 counterclockwise 45 degree directions, and the anti-elastic plectrum 35 that reverses is 4 the 45 anti-clockwise elastic plectrums that reverse of degree.On the supporting roller field of conjugate action 23, form two groups of shoestring fixing holes 26 in supporting roller through hole 25 both sides, 3 every group.The outer lateral side of driving wheel 3 has a plurality of slick and sly projectioies 36, is convenient to use holds.Except that U type jump ring 4, other parts are the duroplasts material.

Being used for the labour protection safety shoe with regard to the utility model below is example, is elaborated:

As shown in Figure 5, at first pass through through hole 16 near the outside on chassis 11, base 1 is fixed on the flap 7, again the steel wire rope (shoestring) 8 of the surface plastic coating of two diameter 0.8MM that are made up of 49 strands of steel wires is passed the lace hole 14 of the side of installing ring 12 respectively, from the supporting roller field of conjugate action 23 belows, penetrate the shoestring fixing hole 26 of supporting roller through hole 25 both sides respectively, fix, the base 1 of then supporting roller 2 being packed into, driving wheel 3 is buckled on base 1 and the supporting roller 2 again, with pack into 33 li of driving wheel L type hooks of jump ring 4, then dust cap 5 is buckled on the driving wheel 3, makes the clip 52 of dust cap 5 downsides insert hole 33 on the driving wheels 3, at last limited screw 6 is packed into above dust cap 5, with base 1, supporting roller 2, driving wheel 3 is fixed together, and the tight device of such cover Shoelace lock installs.

As shown in Figure 3, when needs are locked footwear, only need clockwise rotate driving wheel 3, unidirectional tooth 34 of driving wheel and unidirectional tooth 23 engagements of the supporting roller of supporting roller on this moment driving wheel, driving wheel drives supporting roller the shoestring that the steel wire rope shoestring is wrapped in supporting roller is twined on the axle 22; When stopping operating driving wheel 3, the anti-reverse elastic plectrum 35 on the driving wheel is stuck on the unidirectional tooth 15 of installing ring, and driving wheel 3 can not be become flexible, and promptly shoestring can not unclamp, with footwear lace locking.As shown in Figure 4, only need driving wheel 3 is upwards pulled out when needs unclamp shoestring, driving wheel can separate with supporting roller, and shoestring unclamps at once, if tight once more shoestring just with driving wheel down by getting back to the home position, the unidirectional tooth of driving wheel and supporting roller closes and repeats above-mentioned action.

Nut 65 by limited screw 6 of the present utility model cooperates with jump ring 4 controls the position of driving wheel about in the of 3, and from Fig. 3,4 as can be seen, nut 65 extruding U type jump rings 4 by limited screw 6 and rubber-like are realized the L type hook 32 of lining.The vertical anchor ring 63 of nut 65 becomes 120 degree chamferings respectively with upside domatic anchor ring 62 and downside domatic anchor ring 64.

The utility model is compared with tradition, has saved the loaded down with trivial details work of tying the shoelace, and only need clockwise rotate driving wheel can be laborsaving with Shoestring tying, can not become flexible after the locking, and also sturdy and durable.By steel wire strand form and the surface be coated with the steel wire shoestring that has played insulating effect with the nylon protective layer, soft feel can not fracture, pulling force is strong, and is more durable than conventional laces.The utility model is designed for the labour protection safety shoe specially; the problem that shoestring often unclamped when it had solved safety shoe shoestring that labourer wears and is not durable or works; in case main is to go wrong when needing footwear to be taken off at once; only need the driving wheel on the locker up one is pulled out; shoestring unclamps at once, thereby effectively reduces the injury that peril causes personnel foot.

The above only is a preferred implementation of the present utility model; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.

Claims

1, a kind of footwear lace locking device, the footwear lace locking device is installed on the footwear, it is characterized in that, by base (1), supporting roller (2), driving wheel (3), jump ring (4), dust cap (5) and limited screw (6) are formed, described base (1) comprises chassis (11) and the cylindraceous installing ring (12) of protrusion on chassis (11), belt end face at installing ring (12) has a circle unidirectional tooth of installing ring (15) in the same direction as, at the side bottom of installing ring (12) lace hole (14) that is provided with two perforations that penetrate shoestring separated by a distance, there is a fixedly screwed installing hole (13) of limited screw (6) at (11) center on the chassis, a plurality of base (1) is fixed on through hole (16) on the footwear being formed with near the outer side edges portion on chassis (11); Described supporting roller (2) is by supporting roller base (21), the supporting roller field of conjugate action (23) and be connected supporting roller base (21) and the supporting roller field of conjugate action (23) between shoestring twine axle (22) and form, connect supporting roller base (21), be formed centrally the supporting roller through hole (25) that limited screw (6) is passed in the supporting roller field of conjugate action (23) and the shoestring winding axle (22), go up near outer circumference formation one circle and the unidirectional tooth of installing ring (15) reciprocal supporting roller individual event tooth (24) at the supporting roller field of conjugate action (23), supporting roller (2) is installed in the installing ring (12) and can rotates, supporting roller base (21) is placed on the chassis (11), and supporting roller individual event tooth this moment (24) is positioned on the plane with the unidirectional tooth of installing ring (15); Be provided with the driving wheel through hole (31) that limited screw (6) is passed in the middle of the described driving wheel (3), driving wheel through hole (31) is up big and down small stepped, upper side in driving wheel (3), be positioned at driving wheel through hole (31) next door and the L type hook (32) of the rubber-like of two projections to lining arranged both sides relatively, the hook part of two L type hooks (32) is relative, the two ends that are formed with the U type jump ring (4) that turns back to the inside from the outside of L type hook (32) around going into L type hook (32) inboard, upper side at driving wheel (3) forms the fixedly hole (33) of dust cap (5), with the downside of the contacted driving wheel of the supporting roller field of conjugate action (23) (3), be formed with one with the corresponding position of supporting roller individual event tooth (24) and enclose the driving wheel individual event tooth (34) that meshes with supporting roller individual event tooth (24), with the downside of the contacted driving wheel of belt end face (3) of installing ring (12), with be formed with at least 2 anti-reverse elastic plectrums (35) on one circle of the corresponding position of the unidirectional tooth of installing ring (15) at a distance of certain distance, the anti-elastic plectrum (35) that reverses is opposite with the direction of driving wheel individual event tooth (34); The central authorities of described dust cap (5) have the dust cap through hole (51) that passes limited screw (6) and L type hook (32), and the clip (52) in the hole (33) on the bossed insertion driving wheel (3) is set at the downside of dust cap (5); The lower end of described limited screw (6) is threaded (61), the nut (65) of upper end be circular, the side of nut (65) by with the vertical anchor ring (63) of the axially parallel of screw and along the two ends up and down of vertical anchor ring (63) to the axial upside domatic anchor ring (62) and downside domatic anchor ring (64) formation that forms inner bevel of screw.

2, footwear lace locking device according to claim 1, it is characterized in that, the unidirectional tooth of described installing ring (15) is 18 clockwise 45 degree directions, supporting roller individual event tooth (24) is 12 counterclockwise 45 degree directions, driving wheel individual event tooth (34) is 12 counterclockwise 45 degree directions, and the anti-elastic plectrum (35) that reverses is 4 the 45 anti-clockwise elastic plectrums that reverse of degree.

3, footwear lace locking device according to claim 1 is characterized in that, on the supporting roller field of conjugate action (23), forms two groups of shoestring fixing holes (26) in supporting roller through hole (25) both sides, 3 every group.

4, footwear lace locking device according to claim 1 is characterized in that, the outer lateral side of described driving wheel (3) has a plurality of slick and sly projectioies (36).

5, footwear lace locking device according to claim 1 is characterized in that, except that U type jump ring (4), other parts are the duroplasts material.