CN201330527Y - Coded lock with blade locking head - Google Patents

Abstract

The utility model discloses a coded lock with a blade lock head. The coded lock comprises a wire rope, a blade locking head and a code undoing mechanism, wherein, one end of the wire rope is fixedly connected with a lock body joint, and the other end of the wire rope is fixedly connected with a code insertion head; a lock core accommodating cavity is formed on a lock shell; a blade lock core is arranged in the lock core accommodating cavity; the other end of the coded lock extends into an insertion hole of the lock shell to form the blade lock insertion head; a cylinderal lock pin is arranged in a lock pin accommodating cavity; a strip-shaped gap is formed on the side wall through which the lock pin accommodating cavity and the lock core accommodating cavity are connected; two cams are arranged on a cylindrical blade lock core housing; an arc-shaped gap is formed at one end of the coded lock insertion head extending to the lock shell; when the cylindrical blade lock core are turned to the undoing position, the low points of the cams on the cylindrical blade lock core are opposite to the cylindrical lock pin, so that the cylindrical lock pin is back in the undoing state; and when the cylindrical blade lock core is turned to the doing position, the high points of the cams on the cylindrical blade lock core housing press the cylindrical lock pin into the peak of the arc-shaped gap of the coded lock insertion head, so that the coded lock insertion head is locked.

Description

The coded lock of band blade locking head

Technical field

The utility model relates to a kind of coded lock, particularly a kind of coded lock that is applicable to the band blade locking head that bicycle, motorcycle etc. are antitheft.

Background technology

Present tapered end is distinguished in the mode of unblanking can be divided into two classes: coded lock and blade or cylinder lock.Coded lock is unblanked by password character wheel to the correct coding on the rotation tapered end, need not to carry key, and can change the number of unblanking at any time, and is very convenient, the secrecy height, and safety is good; Cylinder lock head is to be listed as the rotation that locks lock core body and to realize unblanking by being arranged on pellet shot from a slingshot group between lock core shell and the lock core body.The pellet shot from a slingshot group of respectively organizing in the table lock is formed by two pellets shot from a slingshot, and during locking, the contact surface of two pellets shot from a slingshot does not overlap with lock core shell and contacting of lock core body, because the barrier effect of pellet shot from a slingshot, lock core body can not rotate; When unblanking, insert the key match, the contact surface of two pellets shot from a slingshot overlaps with the contact surface of lock core shell and lock core body, and lock core body can rotate and unblanks relative to lock core shell.The blade lock is made up of following component basically: the lock core of tubular and lock core shell, some blades, some ring-type partitions and side column.Blade edge be provided with the side column diameter match but the position different half round cut that is angle, the centre is provided with key hole, the alternate lock core hole that places of blade and partition.The lock core barrel is provided with the axial long slot bore that matches with side column, and lock core is arranged in the lock core shell rotationally together with partition, blade etc., and lock core shell inwall and long slot bore relevant position are provided with the side column groove that matches with side column, and side column places between long slot bore and side column groove.Unblank preceding or when inserting non-matching key, the half round cut on the lock core tube intra vane is out of line, side column still is between long slot bore and the side column groove and blocks lock core, lock core can't be rotated and keeps locking not busy state; When inserting matched key, the half round cut on all blades will be in straight line and relative with the long slot bore position, and side column falls between long slot bore and the breach, break away from the side column groove, thereby lock core can rotate under the drive of key lock was opened this moment.And the coded lock tapered end comprises the coded lock pipe, retainer plate, floating ring, the ring-type cipher wheel, the ring-type locating wheel, ring-type reed seat wheel, reed and coded lock plug, coded lock plug one end is fixed on the end of wirerope, after being arranged in the cipher wheel, locating wheel and reed seat wheel phase poststack together be set on the coded lock pipe, wherein locating wheel and cipher wheel circumferentially are located by connecting, reed seat wheel circumferentially is located by connecting with the coded lock pipe, the face of coded lock pipe is provided with projection at interval along axle, interval location and width and locating wheel match, coded lock plug cross section and coded lock pipe orifice match, the surface of coded lock plug is provided with projection at interval vertically, interval location and width match with locating wheel it can be rotated together with cipher wheel and reed seat wheel, the coded lock tube wall is provided with and the above-mentioned coded lock plug projection gap grooving that matches vertically, reed seat wheel and locating wheel inner ring are provided with the breach that matches with coded lock plug projection, to rotate to breach in alignment and during with the grooving position consistency when all cipher wheel, thereby promptly the coded lock plug can be transferred to from the coded lock pipe lock opened.Two classes locks cuts both ways, and blade lock or cylinder lock are opened convenient and swift, if but leave behind key or key and lose and just can't unblank; Therefore coded lock does not have key, is not afraid of loss, if but forget Password and just can't unblank equally.

The utility model content

The purpose of this utility model is to overcome the prior art defective, and one kind of multiple modes of unblanking are provided, and can guarantee the coded lock of the band blade locking head of reliably unblanking.

In order to realize above purpose, the utility model is by the following technical solutions: a kind of coded lock with blade locking head, include wirerope, padlock head, password unlocking mechanism, padlock head comprises lock housing, plain vane lock pin with two cams, cylindrical lock pin, password unlocking mechanism includes the coded lock plug, the lock pipe, the annular pin wheel, locating wheel, it is characterized in that: an end of wirerope is fixedlyed connected with the lock body joint, the other end is fixedlyed connected with the password plug, lock housing is provided with a lock core containing cavity, described blade lock pin is rotating to be located in the lock core containing cavity, the pin socket end of coded lock stretches into to match in the lock housing jack and constitutes the blade lock plug, cylindrical lock pin is located in the lock pin containing cavity rotationally, offer the breach of a bar shaped on lock pin containing cavity and the sidewall that the lock core containing cavity links to each other, plain vane lock pin housing be provided with a cross section be arc and with the suitable groove of cylindrical lock pin, the end that the pin socket end stretches into lock housing be provided with one with the suitable arc notch of cylindrical lock pin, when described plain vane lock pin forwards lockset position of coupler to, two cam low spots on the plain vane lock pin and cylindrical lock pin over against, cylindrical lock pin slips in the cam low spot and is in unlocking condition, when described plain vane lock pin forwards the lock position to, the plain vane lock pin housing cam height cylindrical lock pin of naming a person for a particular job is compressed into the arc notch vertex position of coded lock plug, pins the coded lock plug.

The beneficial effects of the utility model are: the utility model has been set up blade lock unlocking mechanism on the basis of password unlocking, so just can reach " double opening lock " purpose of password unlocking and key unlocking.Even key is lost (or leaving behind) or is forgotten Password and can unblank.In addition, cipher wheel protection mechanism of the present utility model when not stirring cipher wheel, can make cipher wheel not leak outside cruelly, plays the effect of protecting close and hiding code wheel again.Dust cover on the plain vane lock pin outer end can be protected keyhole, can prevent effectively that foreign matter from entering the interior keyhole that stops up of keyhole and causing the phenomenon that can't open the lock with the key to occur.When forgetting Password (or mess code), after opening the lock with the key, insert in the cipher wheel locating hole on the pin socket with a special-purpose strip instrument, simultaneously respectively successively the rotational password wheel carry out original number and reset.

Below in conjunction with accompanying drawing the utility model is described in further detail

Description of drawings

Fig. 1 is the utility model specific embodiment three-dimensional appearance schematic diagram;

Fig. 2 is that the utility model removes outer face-piece schematic diagram;

Fig. 3 is that the rotation over cap is removed schematic perspective view;

Fig. 4 is the lock housing schematic perspective view;

Fig. 5 is a rotation over cap schematic perspective view;

Fig. 6 is the utility model structural representation;

Fig. 7 is the utility model structural representation;

The specific embodiment

To shown in Figure 7, a kind of coded lock with blade locking head includes wirerope 1, padlock head 3, password unlocking mechanism as Fig. 1.Padlock head 3 comprises lock housing 32, plain vane lock pin, cylindrical lock pin 31.Password unlocking mechanism includes coded lock plug, lock pipe, annular pin wheel, locating wheel.One end of wirerope 1 is fixedlyed connected with the lock body joint 42 on the lock housing 32, the other end is fixedlyed connected with the coded lock plug, lock housing 32 is provided with a lock core containing cavity 321, described blade lock pin is rotating to be located in the lock core containing cavity 321, the other end of coded lock socket stretches into to match in lock housing 32 jacks and constitutes the tapered end plug, and cylindrical lock pin 31 is located in the lock pin containing cavity 33 movably.Offer the breach 37 of a bar shaped on lock pin containing cavity 33 and the sidewall that lock core containing cavity 321 links to each other, plain vane lock pin housing be provided with two and with the suitable cam of cylindrical lock pin 31, the end that the pin socket head stretches into lock housing 32 be provided with one with the suitable arc notch of cylindrical lock pin 31.When described plain vane lock pin forwards lockset position of coupler to, cam low spot on the plain vane lock pin and cylindrical lock pin 31 over against, cylindrical lock pin 31 slips in the groove 34 and is in unlocking condition.When described plain vane lock pin forwarded the lock position to, the plain vane lock pin housing cam height arc notch inner vertex that cylindrical lock pin 31 compresses into the coded lock plug of naming a person for a particular job pinned the coded lock plug.

The coded lock of the band blade locking head among the embodiment is provided with the cipher wheel protection mechanism, and this cipher wheel protection mechanism includes rotation over cap 2 and inner layer sleeve 4.Described liner sleeve pipe is fixed on the coded lock plug; offer a L-shaped chute 41 on this liner sleeve outer wall; rotation over cap 2 is provided with a projection 21; projection 21 embeds in the chute 41 of " L " shape on the liner sleeve outer wall; when rotation over cap 2 projectioies 21 placed chute 41 tops of " L " shape, rotation over cap 2 covered cipher wheel.Rotate to an angle when rotating over cap 2, rotation over cap 2 can move on to the bottom along the chute 41 to " L " shape, at this moment can carry out code number and regulate.Like this, when not stirring cipher wheel, cipher wheel is not leaked outside cruelly, play the effect of protection cipher wheel again.

Plain vane lock pin outer end also is provided with two cover plates 36 among the embodiment, the both sides that are located at plain vane lock pin keyhole of two cover plates, 36 symmetries, every cover plate 36 all be provided with a back-moving spring 35, back-moving spring 35 1 ends prop up cover plate 36, the other end props up lock housing 32, and described back-moving spring 35 is the trend that cover plate 36 produces to keyhole one side shifting.Like this, cover plate 36 can be protected keyhole, can effectively avoid foreign matter to enter in the keyhole, stops up keyhole, and the phenomenon that can't open the lock with the key occurs.

When forgetting Password (or mess code), after opening the lock with the key, insert in the cipher wheel locating hole on the pin socket with a special-purpose strip instrument, simultaneously respectively successively the rotational password wheel carry out original number and reset.

Claims (3)

1, a kind of coded lock with blade locking head, include wirerope, padlock head, password unlocking mechanism, padlock head comprises lock housing, plain vane lock pin with two cams, cylindrical lock pin, password unlocking mechanism includes the coded lock plug, the lock pipe, the annular pin wheel, locating wheel, it is characterized in that: an end of wirerope is fixedlyed connected with the lock body joint, the other end is fixedlyed connected with the password plug, lock housing is provided with a lock core containing cavity, described blade lock pin is rotating to be located in the lock core containing cavity, the pin socket end of coded lock stretches into to match in the lock housing jack and constitutes the blade lock plug, cylindrical lock pin is located in the lock pin containing cavity rotationally, offer the breach of a bar shaped on lock pin containing cavity and the sidewall that the lock core containing cavity links to each other, plain vane lock pin housing be provided with a cross section be arc and with the suitable groove of cylindrical lock pin, the end that the pin socket end stretches into lock housing be provided with one with the suitable arc notch of cylindrical lock pin, when described plain vane lock pin forwards lockset position of coupler to, two cam low spots on the plain vane lock pin and cylindrical lock pin over against, cylindrical lock pin slips in the cam low spot and is in unlocking condition, when described plain vane lock pin forwards the lock position to, the plain vane lock pin housing cam height cylindrical lock pin of naming a person for a particular job is compressed into the arc notch vertex position of coded lock plug, pins the coded lock plug.

2; the coded lock of band blade locking head according to claim 1; it is characterized in that: the coded lock of described band blade locking head is provided with the cipher wheel protection mechanism; this cipher wheel protection mechanism includes rotation over cap and inner layer sleeve; described liner sleeve pipe is fixed on the coded lock plug; offer a L-shaped chute on this liner sleeve outer wall; the rotation over cap is provided with a projection; projection embeds in the chute of " L " shape on the liner sleeve outer wall; when rotation over cap projection places the chute top of " L " shape; the rotation over cap covers cipher wheel; rotate to an angle when rotating over cap, the rotation over cap can move on to the bottom along the chute to " L " shape.

3, the coded lock of band blade locking head according to claim 1 and 2, it is characterized in that: described plain vane lock pin outer end also is provided with two dust covers, the both sides that are located at plain vane lock pin keyhole of two cover plate symmetries, every cover plate all be provided with a back-moving spring, back-moving spring one end props up cover plate, the other end props up lock housing, and described back-moving spring is that cover plate produces trend to keyhole one side shifting when key inserts.

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