CN2720027Y

CN2720027Y - Improved structure of lock core rotary disc and key thereof

Info

Publication number: CN2720027Y
Application number: CN 200420089228
Authority: CN
Inventors: 林鉴鸿
Original assignee: Individual
Current assignee: Individual
Priority date: 2004-09-06
Filing date: 2004-09-06
Publication date: 2005-08-24
Anticipated expiration: 2014-09-06

Abstract

The utility model relates to the improved structure of a lock core rotary disc and a key thereof, mainly comprising a rotary disc sheet group, a lock shaft, a lock core case, and a lock bolt. The inner side of the rotary disc sheet group is also provided with a plurality of anti-theft lock sheets whose centers are also provided with through holes; the inner edge of both sides of each through hole are inward and convexly provided with convex sheet bodies; as the arrangement of the convex sheet bodies, each through hole has a smaller hole distance; the distance between the upper and the lower end of each convex sheet body is greater than the hole distance between the upper and the lower end surface of each through hole and each convex sheet body; the front end of the key is convexly arranged in an extending mode with a key rod which is corresponding to the anti-theft lock sheets and is formed through the matching of the through holes and the convex sheet bodies. Accordingly, as the anti-theft lock sheets cannot be rotated, and the improved structure of a lock core rotary disc and a key thereof has excellent anti-theft effect.

Description

Core rotating disc and key structure-improved

Technical field

The utility model relates to a kind of core rotating disc and key structure-improved, refers in particular to a kind ofly to be provided with most antitheft locking plates in addition in capstan sheet group the inner, and this antitheft locking plate convexes with core capstan sheet and the key structure-improved that forms the lug body in through hole both sides inner edge.

Background technology

Press, as shown in Figure 4, be to be general common rotating disk type lockset, it mainly is by core shell 61, locking plate 62, pad 63, lock shaft 64, locking bolt 65 and folder spring 66 are formed, this locking plate 62 and pad 63 are arranged on the inside of lock shaft 64 in the mode in abutting connection with combination, and lock shaft 64 is placed in the lockhole 611 of core shell 61, and be inserted between lockhole 611 and the core shell 61 with a locking bolt 65, lock shaft 64 can not be rotated, in addition, be interposed in the rear end of lockhole 611 and lock shaft 64 is fixed in the lockhole 611 with a folder spring 66, has a circle shrinkage pool 641 again in the bottom of lock shaft 64, insert an egative film 67 in circle in the shrinkage pool 641, after key 68 inserts the through hole 621 that each locking plate 62 corresponding key 68 is offered in the core shells 61, the roller seating space of key 68 and locking plate 62 are aligned mutually and reach the effect of locking or opening lockset 6.

Wherein, the locking plate 62 of this lockset 6 is general normal tool person, as shown in Figure 5, directly offers the through hole 621 of strip in locking plate 62; Or as shown in Figure 6, inwardly be convexly equipped with in the through hole 621 upper and lower ora terminalis places of locking plate 62 and be formed with arcuation limit 622, and inwardly be convexly equipped with in through hole 621 and arranged on left and right sides and be formed with salient point 623; Also as shown in Figure 7, the and arranged on left and right sides edge convexes with salient point 623 in locking plate 62 through holes 621; Carry out the open and close lock inserting to pull into interior rotation for corresponding shape key 68.

Yet, though can reaching, the through hole of above-mentioned lockset, locking plate utilizes various shape, carry out the expection effect of open and close lock into interior rotation only can insert to pull for the key that corresponding shape is set up, but, also in using, its actual enforcement finds, space between the through hole both sides of this structure locking plate is all comparatively roomy, make the thief very easily utilize the unlocking tool of tabular to insert in the through hole of pulling, force to rotate and carry out unlocking action, make the common people on property, be subjected to heavy losses and reach the greatest menace of life security generation.

Summary of the invention

The purpose of this utility model provides a kind of core rotating disc and key structure-improved, mainly be to be provided with most antitheft locking plates in capstan sheet group inboard, this antitheft locking plate then inwardly is convexly equipped with in through hole both sides inner edge and is formed with the lug body, make the through hole of this antitheft locking plate form less pitch-row because of being provided with of this lug body, arrange in pairs or groups the simultaneously key bar of the corresponding extension of key front end, when desiring to unblank, only can utilize this corresponding key to make, if thief's desire is pulled when unblanking by force in utilizing unlocking tool to insert to pull, then can cause less pitch-row because of antitheft locking plate through hole convex lamellar body, unblank in causing this unlocking tool to insert smoothly pulling, and make it really have better antitheft effect.

The utility model provides a kind of core rotating disc and key structure-improved, mainly be by capstan sheet group, lock shaft, core shell and locking bolt are formed, wherein this capstan sheet group has most pads, most locking plates and clasp, each pad and each locking plate are the adjacent shape settings of submission misphase, this locking plate centre also offers the through hole of corresponding key, and this clasp is arranged at the outermost end of capstan sheet group, this capstan sheet group is inserted in the lock shaft, and this lock shaft is contained in the core shell, this locking bolt is set between lock shaft and the core shell again, and utilize pin to run through core shell and clasp, lock shaft, locking bolt, capstan sheet group is fixed in the core shell; This capstan sheet group inboard is provided with most antitheft locking plates in addition, also offer through hole in antitheft locking plate centre, this through hole both sides inner edge then all inwardly convexes with the lug body, this through hole has less pitch-row because of the setting of lug body, and the spacing of lug body upper and lower end is greater than the pitch-row of the upper and lower end face of through hole to the lug body, then extends in the key front end to convex with the identical key bar of shape that corresponding antitheft locking plate and via through holes and lug body are arranged in pairs or groups and formed.

The utility model can cause and can't rotate antitheft locking plate, and has splendid anti-theft effect.

Description of drawings

Fig. 1 is a three-dimensional exploded view of the present utility model.

Fig. 2 is a sectional view of the present utility model.

Fig. 3 is an end sectional view of the present utility model.

Fig. 4 is existing three-dimensional exploded view.

Fig. 5 is existing locking plate end-view.

Fig. 6 is existing another locking plate end-view.

Fig. 7 is existing another locking plate end-view.

The specific embodiment

At first, see also shown in Figure 1ly, the utility model is same as the prior art all to be made up of capstan sheet group 1, lock shaft 2, core shell 3 and locking bolt 4; Wherein:

This capstan sheet group 1 has most pads 11, most locking plate 12 and clasp 13, each pad 11 and each locking plate 12 are the adjacent shape settings of submission misphase, these locking plate 12 centre also offer the through hole 121 of corresponding key 5, and clasp 13 is arranged at the outermost end of capstan sheet group 1, capstan sheet group 1 is inserted in the lock shaft 2, this lock shaft 2 also is contained in the core shell 3, make locking bolt 4 be set between lock shaft 2 and the core shell 3 again, lock shaft 2 can't be rotated, then, after utilizing pin 31 to run through core shell 3 and clasp 13, lock shaft 2, locking bolt 4, capstan sheet group 1 are fixed in the core shell 3.

The main improvement of the utility model is: see also Fig. 2, shown in 3, be provided with most antitheft locking plates 14 in addition in this capstan sheet group 1 inboard, the adjacent shape setting of these antitheft locking plate 14 same and most pad 11 submission misphases, also offer through hole 141 in antitheft locking plate 14 centre, these through hole 141 both sides inner edges then all inwardly convex with lug body 142, make this through hole 141 have less pitch-row because of the setting of lug body 142, and on the lug body 142, under spacing H greatly too on the through hole 141, the lower surface is to the pitch-row h (as shown in Figure 3) of lug body 142, then extend in key 5 front ends and to convex with corresponding antitheft locking plate 14, via through holes 141 is arranged in pairs or groups with lug body 142 and is formed the identical key bar 51 of shape, so can utilize this key bar 51 to wear in the through hole 141 of the antitheft locking plate 14 of pulling.

Thus, because these key 5 front ends protrude out the key bar 51 of corresponding antitheft locking plate 14 through holes 141 shapes, make that working as key 5 passes clasp 13, pad 11 and locking plate 12, and after utilizing key bar 51 to insert in the through hole 141 in the antitheft locking plate 14 lug bodies 142 of pulling, can rotate with key 5 rotations and interlock lock shaft 2 smoothly, with the action of locking or unblanking.

And when if the thief desires to pry open lockset of the present utility model with unlocking tool, because of this antitheft locking plate 14 setting up by lug body 142, make that the pitch-row of through hole 141 is less, cause unlocking tool and can't insert in the through hole 141 of the antitheft locking plate 14 of pulling smoothly, unblank and can't rotate antitheft locking plate 14 smoothly, and then reach better antitheft effect.

By the above, the composition structure of this element and use implementation are as can be known, the utility model compared with prior art, owing to be provided with antitheft locking plate in addition in capstan sheet group inboard, antitheft locking plate then makes its through hole pitch-row less with the lug body, make unlocking tool and can't insert smoothly in the through hole of the antitheft locking plate of pulling and unblank, and make the utility model lockset have better anti-theft effect.

Claims

1, a kind of core rotating disc and key structure-improved, mainly be by capstan sheet group, lock shaft, core shell and locking bolt are formed, wherein this capstan sheet group has most pads, most locking plates and clasp, each pad and each locking plate are the adjacent shape settings of submission misphase, this locking plate centre also offers the through hole of corresponding key, and this clasp is arranged at the outermost end of capstan sheet group, this capstan sheet group is inserted in the lock shaft, and this lock shaft is contained in the core shell, this locking bolt is set between lock shaft and the core shell again, and utilize pin to run through core shell and clasp, lock shaft, locking bolt, capstan sheet group is fixed in the core shell; It is characterized in that: this capstan sheet group inboard is provided with most antitheft locking plates in addition, also offer through hole in antitheft locking plate centre, this through hole both sides inner edge then all inwardly convexes with the lug body, this through hole has less pitch-row because of the setting of lug body, and the spacing of lug body upper and lower end is greater than the pitch-row of the upper and lower end face of through hole to the lug body, then extends at the key front end to convex with the identical key bar of shape that corresponding antitheft locking plate and via through holes and lug body are arranged in pairs or groups and formed.