CN2298186Y

CN2298186Y - Anti-theft lock for bicycle

Info

Publication number: CN2298186Y
Application number: CN 97239424
Authority: CN
Inventors: 张秦阳
Original assignee: Individual
Current assignee: Individual
Priority date: 1997-03-24
Filing date: 1997-03-24
Publication date: 1998-11-25
Anticipated expiration: 2007-03-24

Abstract

The utility model discloses an anti-theft lock for bicycles, which has ciphers and can achieve sounding alarm when touched. The anti-theft lock for bicycles is composed of a large lock body pipe, a large lock rod, a cipher sleeve, an oscillation alarming device, two vertical pipes, and two foot pipes, wherein, the vertical pipes and the foot pipes are fixed on the large lock body pipe; a plurality of groups of cipher sheets are arranged in the cipher sleeve. The bosses of the inner code regulating sheet holes of the cipher sheets combine with a cipher draw rod to achieve the goal of opening and closing locksets with cipher. A metal drop which can swing towards arbitrary direction is arranged in the alarming device. When the metal drop is collided with a nonmetal pipe coated with a conductive sheet, and a sounding block triggering circuit is momentarily switched on to result in the phonation and warning of the alarm. The anti-theft lock for bicycles has integral performance and the anti-prying, anti-snipping, anti-touching functions, and has the advantage of convenient use.

Description

Anti-theft lock for bicycle

Provided by the utility model, be a kind of anti-theft lock for bicycle of the warning of just ringing with password, when touching.

For a long time, the loss situation of bicycle is very serious always.Though existing anti-theft lock for bicycle is varied, because of being confined to the performance that itself is had, result of use is all unsatisfactory, and conclusion is got up, and shows three aspects, and one is to use very inconveniently, opens, locking is promptly time-consuming, again effort; The 2nd, lack fastness, function singleness, lock body is thin, is easy to sled, cuts.The 3rd, function singleness, lockset lacks the comprehensive theft performance.

The purpose of this utility model is to provide a kind of unlatching, the not busy anti-theft lock for bicycle convenient and swift, that just ring and report to the police when being with password and touching car body of lock.It is easy to use, the lock body one integrated mass, and is firm solid, can use key during unlatching, can access to your password again, meets when stealing, and the annunciator in the lock body is just rung endlessly, thereby plays antitheft effect effectively.

The utility model is achieved in that

The lower end of lock body bassoon is being welded two standpipes and is being welded on and is being inserted with big locking bar in two pin pipes on the standpipe, when opening lockset, place the locking bar pin in the standpipe of the left side under the effect of key or password pull bar, to lift, make the locking bar pin break away from annular groove on the big locking bar, the big locking bar effect of standpipe lower end pin pipe inner spring on the right ejects down, bicycle quick can be opened in the bipod tube space of being abdicated at big locking bar move.Promote big locking bar during locking, the one end is inserted be equipped with the pin pipe of spring, and the locking bar pin in the standpipe is fallen in the annular groove of big locking bar one end.

The left end of lock body bassoon is with the password cover, and the password cover is finished by coded set lock pin and pinning in the lock body bassoon with the locking that connects of lock body bassoon.In the password cover multiple cipher sheet is arranged, all be pressed with the accent chip of an interior pore area boss in each cipher chips, and be through on the cylindrical of transferring the password pull bar in the chip hole, exchange the quantity of chip mutually, having to make transfers chip hole inner convex platform to make the annular groove of 360 ° of rotations around it, simultaneously, also have one on the password pull bar and can make the accent chip hole inner convex platform straight trough of moving linearly thereon, in with the password cover, transfer the boss in the chip hole all to be threaded on the straight trough of password pull bar, pulling password bar just can move it, and it directly goes into the interior end of lock body bassoon because of having skewed slot, and skewed slot is built-in with the following pressure side of opening skid plate, when the password bar moves, pressure side under the skid plate is depressed, the locking bar pin that is actively socketed on the skid plate other end is lifted, and break away from annular groove on the big locking bar, big locking bar is ejected.Be pressed into password pull bar, turn password cover, as transferring chip hole inner convex platform and the outer linearly cooresponding numeral of password cover in the cover that do not know the cipher, just accent chip hole inner convex platform can not be placed on the straight trough on the password pull bar, can only rotate around the annular groove on the password pull bar, and the password pull bar is embedded in its groove because of transferring the boss in the chip hole, play barrier effect and just can not move, whole lock body also just is in annular enclosed state.Use when key operated, the tapered end core rotates, and it places the high point of Cam plate of an end in the lock body bassoon to go to the motor-driven end of skid plate, and it is depressed, and the locking bar pin is lifted, and breaks away from big locking bar annular groove, plays the unlatching effect.The spring of skid plate one end bottom makes the locking bar pin keep pressing down, thereby finishes self falling in big locking bar annular groove then all the time with skid plate jack-up.

In the lock body bassoon, be provided with warning device.It is by loud speaker, and trigger-type sounding piece and oscillator are formed.The bow-shaped support of oscillator is fixed in the lock body bassoon, the long ring of one non-metal is arranged on the arc big support, its transverse ends is actively socketed on the two ends of bow-shaped support by pin, can do 360 ° rotation, have the interior part of a pipe to be covered with the nonmetallic pipe of conducting strip in the long ring of non-metal, it also is actively socketed on the vertical two ends of long ring by pin, and can in long ring, do 360 ° of rotations, manage an inherent metal weight, its top is actively socketed on the pin at the vertical two ends of long ring, and the bottom can freely swing in pipe.The whole model device that shakes forms two circuit that do not link mutually, draw a circuit by metal drops, the one end is connected on the sounding piece trigger circuit, the other end links to each other with the metal weight, draw another circuit by bow-shaped support, the one end is connected on the sounding piece trigger circuit, and the other end is extended down on the conducting strip that overlays on the nonmetallic pipe.

Under the quiescence, no matter which kind of state lock body is put into, metal weight in the oscillator nonmetallic pipe all is in plumbness with nonmetallic pipe, and with nonmetallic pipe in the certain at interval distance of the conducting strip that covered, once vibration occurs, metal drops just with nonmetallic pipe in conducting strip collide, " thereby and the trigger circuit of conducting conducting sounding sheet make the loud speaker sounding alarm.And the power supply of warning device, then by the switch control of being located in the pin pipe.Think that the place of placing vehicle is necessary to use the function of warning, when depressing big locking bar, depress the outer shift knob of pin pipe earlier, depress big locking bar again, warning device is in energized, and source switch is also by locking.

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

Fig. 1 is a front elevation of the present utility model

Fig. 2 is the part sectional view of the utility model Fig. 1

Lock body bassoon (34) go up cover then password cover (4) and capping (13) by sleeve pipe pin (5) with overlap the barrel bolt key and follow closely bar (6) password cover (4) is locked on the end of lock body bassoon (34).One group of cylindrical equal portions is housed in the password cover (4) to be scribed accent chip (15) that single cipher chips (3) endoporus of 1 to 0 Arabic number has boss and just inlays and be pressed in the stepped hole of cipher chips (3).Transfer uniform 10 small through hole on the end face of chip (15), one of them in these 10 through holes be just in transferring the boss on chip (15) endoporus vertical, and uniform other the through hole of equal portions according to this.And in the stepped hole of cipher chips (3), 10 through holes on the chip (15) are corresponding in transferring, and also are equipped with a hole and are embedded with a pin (14), its role is to make the accent chip (15) that is locked in cipher chips (3) stepped hole to maintain static.And one of them in 10 Arabic number is corresponding on pin (14) and cipher chips (3) cylindrical.So, each Arabic number just corresponds to each through hole of transferring on the chip (15).The excircle dimension of password pull bar (2) is measure-alike with the endoporus of transferring chip (15) band boss.Transferring chip (15) can be designed to one group of quantity of exchanging chip on the cylindrical of password pull bar (2) mutually as required has and can make the boss transferred in chip (15) hole annular groove around 360 ° of rotations of its do, while is at the axial direction of password pull bar (2) cylindrical, also have one and can pass through the straight trough of transferring chip (15) hole inner convex platform, password pull bar (2) passes from the endoporus of transferring chip (15) band boss, the one end stretches out the outside of password cover (4), screw on and draw cap (1), be to be pull handle, extend after an end oblique notches in the lock body bassoon (34).In lock tube (34), be fixed with skid plate bearing (17), hinge joint skid plate (19) one ends thereon are embedded in the skewed slot of password pull bar (2), locking bar pin (18) in other end loose joint, the bottom of lock body bassoon (34) affixed standpipe (35) and (25), be fixed in pin pipe (36) hole of standpipe (36) (35) lower end, be installed with an end and have the big locking bar (32) that pushes away handle (33), it can paste pin pipe (36) inwall and freely twitch.On the cylindrical of big locking bar (32), have an annular groove, just fall in the annular groove on big locking bar (32) cylindrical big locking bar (32) can not be twitched as big locking bar (32) being pushed into latched position, locking bar pin (18) during locking, the other end of big locking bar (32) then inserts in the pin pipe (37).One spring (29) is arranged in the pin pipe (37), make spring (29) be in compressive state after big locking bar (32) pushes, so far whole lockset is just by locking.When opening with password, with in cipher chips (3) cylindrical in transfer chip (15) hole inner convex platform become the numeral of a perpendicular line be threaded on password cover (4) cylindrical, become on the perpendicular line scale mark with the straight trough on the password pull bar (2), skid plate (19) is depressed in its inner of pulling password pull bar (2), and locking bar pin (18) lifted, make its annular groove that breaks away from big locking bar (32), big locking bar (32) because of having broken away from the restriction of locking bar pin (18), under the effect of pin pipe (3) inner spring (29), just ejected.After the ejection, skid plate (19) presses down lock pin bar (18) under the effect of its top, lower end spring (16), and it is fallen on the inclined-plane annular groove on big locking bar (32) cylindrical, to play cloudy retaining effect.Use when key operated, key is inserted in the tapered end (7), key, lock core shaft (34) rotates thereupon, eccentric high point on it moves on the surface of pressure side under the skid plate (19), presses down after skid plate (19) is stressed, and its front end lifts locking bar pin (18), make the lower end of locking bar pin (18) break away from annular groove on (32), thereby reach the purpose of unlatching.

Warning device in the lock body bassoon is by loud speaker (12), and trigger-type sounding piece (11) and oscillator are formed.Oscillator is made up of nonmetallic pipe (8) and metal drops (22) that bow-shaped support (20), the long ring of non-metal (21), inwall are covered with conducting strip.Bow-shaped support (20) is fixed in the lock body bassoon, and the two ends distribution of the long ring of non-metal (21) is actively socketed on the two ends of bow-shaped support (20), and can do 360 ° of rotations around bow-shaped support (20).In the long ring of non-metal (21), be vertical loose joint by pin and nonmetallic pipe (8), and can do 360 ° of rotations around the long ring of non-metal (21), suspending metal drops (22) in the nonmetallic pipe (8) in midair, its top is actively socketed on the pin rod of vertical loose joint nonmetallic pipe (8) one ends, can do to freely swing in the bottom.Whole oscillator shape or two circuit that do not link mutually, draw a circuit from metal drops (22), the one end is connected on the trigger circuit of sounding piece (11), the other end and metal drops (22) link, go out another circuit by bow-shaped support (20), the one end is connected on by lock body on the trigger circuit of sounding piece (11), and the other end is extended down on the conducting strip (9) that overlays on nonmetallic pipe (8).Under the quiescence, no matter which kind of state lock body is put into, metal drops (22) in the oscillator nonmetallic pipe (8) all is in plumbness with nonmetallic pipe (8), and with non-genus pipe (8) in the at interval certain distance of conducting strip (9), once vibration occurs, metal drops (22) just with nonmetallic pipe (8) in conducting strip (9) thus the trigger circuit on the conducting sounding sheet (11) that collides make loud speaker (12) sounding alarm.In pin pipe (3), be provided with the source switch bar (31) that can conduct electricity, depress source switch bar (31), the step on it just with place in the standpipe (25), be inserted in sheetmetal (27) contact on the insulating mat (28), and be circuit with whole lock body, with power connection.At this moment, be pressed into big locking bar (32), pressure cap (30) in the pin pipe (37) also moves thereupon, the frustum of its front end just heads into the step of source switch bar (31) front end in the annular groove of pin pipe (37) inwall, source switch bar (31) can't be pulled out, so, source switch bar (31) also is lockable.

Battery (26) is contained in the standpipe (25), and lower end electrode is that conductor forms a circuit by sheetmetal (27) with the lockset through source switch bar (31); Upper end electrode is joined through conduction compressing tablet (24) and sounding piece (11).

It is convenient and swift that the utility model is opened locking, because of it has encryption apparatus and antitheft alarm system, thereby strengthened theftproof performance.

Claims

1, anti-theft lock for bicycle that constitutes by password cover, lock body bassoon, standpipe, pin pipe, big locking bar and warning device, it is characterized in that described password cover (4) is locked in by socket on the end of lock tube (34) through sleeve pipe pin (5) and sleeve pipe pin bar (6), be with cylindrical in the password cover (4) and be carved with digital cipher chips (3), it can be one group.Be pressed in pore area boss, end face in the stepped hole of cipher chips (3) and be equipped with the accent chip (15) of location aperture, being through the band boss is embedded on the cylindrical of password pull bar (2), have annular groove and straight trough, transfer the endoporus boss of chip (15) to be embedded in the annular groove on the password pull bar (2), can do 360 ° of rotations, when the endoporus boss of transferring chip (15) places straight trough on the password pull bar (2), password pull bar (2) but moving linearly.

2, a kind of anti-theft lock for bicycle according to claim 1, its feature are that also standpipe (35,25) fixedly is connected on the bottom of lock body bassoon (34) respectively, and the big locking bar (32) that has annular groove then is inserted in the pin pipe (36) and (37) that is fixed in standpipe (35,25) bottom.

3, according to claim 1,2 described a kind of anti-theft lock for bicycle, the two ends that it is characterized in that the bow-shaped support (20) of warning device are transverse bolt and follow the long ring of non-metal (21), the nonmetallic pipe (8) that inwall is covered with conducting strip in vertical loose joint in the long ring of non-metal (21), is suspending metal drops (22) in nonmetallic pipe (8) in midair.

4,, it is characterized in that locking bar pin (18) under the effect of spring (16) and skid plate (19), falls into the annular groove on big locking bar (32) cylindrical in standpipe (35) according to claim 1,2, described a kind of anti-theft lock for bicycle.