CN201420433Y

CN201420433Y - Antitheft alarm lock

Info

Publication number: CN201420433Y
Application number: CN2009200132908U
Authority: CN
Inventors: 李洪涛
Original assignee: Individual
Current assignee: Individual
Priority date: 2009-04-28
Filing date: 2009-04-28
Publication date: 2010-03-10
Anticipated expiration: 2019-04-28

Abstract

The utility model relates to an antitheft mechanical lock capable of alarming, in particular to an antitheft alarm lock, which consists of a lock body, a lock tongue, a lock bulb, a lock case and a key. Under the action of a four groups of front springs (3), an electricity-conducting dead bolt (5), a submerged dead bolt (6), a rear spring (17), a closing dead bolt (14) and a closing dead bolt (15), the lock bulb (8) is forbidden to rotate in the lock case. The utility model solves the problems existing in the current mechanical lock that the alarm index is low and the technical unlocking prevention functions are insufficient. The antitheft mechanical lock can be widely installed on doors of residential houses, hotels, factory warehouses, safety boxes, vehicles, cars and the like.

Description

Anti-theft alarm lock

Technical field

The utility model relates to a kind of mechanical lock, particularly relates to a kind of theft-preventing mechanical lock of reporting to the police.

Background technology

When existing machinery is locked in and is opened by poly-talented pirate of the open, there are not warning function or warning function imperfection, warning coefficient low, anti-poly-talented pirate of the open lock function shortcoming.For example, can adopt some general tools or pirate of the open lock special tool,, thereby reach the purpose of opening tapered end to debug as the pellet shot from a slingshot in the picking-up tapered end keyholes such as fine steel needle, distortion master key.Simultaneously, the existing machinery lock does not possess the function of reporting to the police under the destruction situation meeting with, and infinitely tapered end is tried to open with other keys or special-purpose pirate of the open lock tool in number of times ground.

Summary of the invention

The purpose of this utility model is to provide a kind of anti-theft alarm lock, this lock belongs to mechanical lock, in the tapered end keyhole, no matter insert or slotting key, want to unblank to rotate the courage core earlier and makes the combined floodgate pellet shot from a slingshot reach critical condition, if deviation is arranged, the metal of the thin diameter parts of pellet shot from a slingshot of conducting electricity will contact with cylinder, power connection, alarm pipes, thereby reaches the warning purpose.

The purpose of this utility model is achieved through the following technical solutions:

Anti-theft alarm lock comprises lock body, dead bolt, lock gall, lock housing and key, and the courage core refills final quotaion after inserting from the back inner diameter hole of lock gall, integrally welded by weld bond between final quotaion and the lock gall; Driver blade one end refills jump ring after packing in the final quotaion, and the driver blade other end is connected with dead bolt device in the lock body; In the corresponding hole of lock gall external diameter, location pellet shot from a slingshot, interior back stop in packing in order are pressed into the copper envelope again, afterwards again the whole lock gall that said apparatus is housed from the E of lock housing to the inner diameter hole of the lock housing of packing into; After lock gall is packed in the lock housing, again from six holes of one row, lock housing top, be respectively charged into six groups of parts, wherein four groups sink to pellet shot from a slingshot accordingly for packing into from the inside to the outside, the pellet shot from a slingshot that conducts electricity, front spring, one group is corresponding combined floodgate pellet shot from a slingshot, combined floodgate pellet shot from a slingshot, the rear spring of packing into from the inside to the outside, and another group is corresponding outside fix pellet shot from a slingshot, outside fix spring from the inside to the outside; Afterwards, load onto the warning box, there are five apertures warning box bottom, and the thin diameter parts of four conduct electricity pellet shot from a slingshot and combined floodgate pellets shot from a slingshot passes corresponding aperture respectively, puts the lock housing cover at the lock housing external diameter again.

Aforesaid anti-theft alarm lock, key is by key body, alignment pin, rivet, back stop, jump ring, key handle and pull-button are formed, wherein, key body is provided with the center of circle is 80 ° of angles on same circle positioning pit and locating hole, locating hole is positioned at the positioning pit both sides, key is being provided with homalocephalus, back stop, alignment pin is contained in key last, the diameter parts of key handle is loaded in the inner diameter hole of key body, jump ring is loaded on key diameter parts and two symmetry places, the key body inner diameter hole contact portion outside, key is placed with pull-button to both sides, rivet is fixed on pull-button on the alignment pin, when key was in off position, the pin point of alignment pin was just in time in the positioning pit of key body.

Advantage of the present utility model and effect are:

1. the utility model theftproof lock has warning function.In this lock keyhole, no matter insert or slotting key, want to unblank to rotate the courage core earlier and make the combined floodgate pellet shot from a slingshot reach critical condition, can play sheet metal and contact with the cathode metal sheet.And in this process, as long as there is one to sink to pellet shot from a slingshot and designed lifting degree has some deviations, the metal of the thin diameter parts of pellet shot from a slingshot that conducts electricity will contact with cylinder, and power connection, alarm pipe, thereby reach the warning purpose;

2. the utility model theftproof lock can prevent to debug as the bullet point that sinks to pellet shot from a slingshot in its keyholes of picking-up such as fine steel needle, distortion master key with general tool or the special-purpose work of pirate of the open lock, opens the tapered end purpose to reach.Wanting to hold up pellet shot from a slingshot, must be after the courage core rotates 60 ° to the left or to the right, and the pellet shot from a slingshot point that sinks to pellet shot from a slingshot enters into the D place groove of courage core, and can't effectively hold up the pellet shot from a slingshot point that sink to pellet shot from a slingshot from the keyhole outside this moment;

3, the utility model theftproof lock can be reported to the police when going to pot.If pound the utility model tapered end with roller sled, hammer, tapered end on door a little deflection will cause the three-layer metal cover of lock housing cover to be collided with the first floor metallic sheath, power connection, alarm pipes;

4, for once correct unlatching chance of the utility model theftproof lock tapered end is not tried to open tapered end with not allowing unlimited number of times.As long as be to have a lifting degree that sinks to pellet shot from a slingshot to produce deviation in the tapered end, will cause power connection, alarm pipes.

Description of drawings

Fig. 1 is the structural representation of the utility model tapered end;

Fig. 2 is the A-A sectional drawing among the utility model Fig. 1;

Fig. 3 is the B-B sectional drawing among the utility model Fig. 1;

Fig. 4 is the C-C sectional drawing among the utility model Fig. 1;

Fig. 5 is the D-D sectional drawing among the utility model Fig. 1;

Fig. 6 is that the E of the utility model Fig. 1 is to schematic diagram;

Fig. 7 is the structural representation of key in the utility model;

Fig. 8 is the vertical view of the utility model Fig. 7;

Fig. 9 is the A '-A ' sectional drawing among the utility model Fig. 7;

Figure 10 is the B '-B ' sectional drawing among the utility model Fig. 7;

Figure 11 is that C ' among the utility model Fig. 8 is to partial schematic diagram;

Figure 12 is the 2:1 partial enlarged drawing at F place among the utility model Fig. 1.

The specific embodiment

The utility model is described in further detail below in conjunction with accompanying drawing

As shown in the figure, the utility model burglar alarm lock mainly comprises three parts: lock housing 4, lock gall 8, courage core 7, also comprise lock housing cover 1, warning box 2, front spring 3, the pellet shot from a slingshot 5 that conducts electricity sinks to pellet shot from a slingshot 6, interior back stop 9, interior location pellet shot from a slingshot 10, jump ring 11, final quotaion 12, driver blade 13, combined floodgate pellet shot from a slingshot 14, combined floodgate pellet shot from a slingshot 15, outside fix pellet shot from a slingshot 16, rear spring 17, outside fix spring 18.Wherein, at four groups of front spring 3, the pellet shot from a slingshot 5 that conducts electricity, sink to pellet shot from a slingshot 6 and rear spring 17, two combined floodgate pellets shot from a slingshot, under the effect of the pellet shot from a slingshot 14 that promptly closes a floodgate, combined floodgate pellet shot from a slingshot 15, lock gall 8 is inhibited in the lock housing 4 and rotates.

The device relation of the utility model burglar alarm lock is: courage core 7 refills final quotaion 12 after inserting from the back inner diameter hole of lock gall 8, integrally welded by weld bond 32 between final quotaion 12 and the lock gall 8; Driver blade 13 1 ends refill jump ring 11 after packing in the final quotaion 12, and the effect of jump ring 11 is to prevent that driver blade 13 from skidding off in final quotaion 12; In the corresponding hole of lock gall 8 external diameters, location pellet shot from a slingshot 10, interior back stop 9 in packing in order are pressed into copper envelope 31 ordinatedly after being full of, afterwards again the whole lock gall 8 that said apparatus is housed from the E of lock housing 4 to (as shown in fig. 1) packs the inner diameter hole of lock housing 4 into; After lock gall 8 is packed in the lock housing 4, again from six holes of one row, lock housing 4 tops, be respectively charged into six groups of parts, wherein four groups sink to pellet shot from a slingshot 6 accordingly for packing into from the inside to the outside, the pellet shot from a slingshot 5 that conducts electricity, front spring 3, one group is corresponding combined floodgate pellet shot from a slingshot 14, combined floodgate pellet shot from a slingshot 15, the rear spring 17 of packing into from the inside to the outside, and another group is corresponding outside fix pellet shot from a slingshot 16, outside fix spring 18 from the inside to the outside; Afterwards, load onto warning box 2, warning box 2 bottoms have the conduct electricity thin diameter parts of a pellet shot from a slingshot 5 and a combined floodgate pellet shot from a slingshot 15 of 21, four of five apertures to pass corresponding aperture 21 respectively, then put lock housing cover 1 at lock housing 4 external diameters again.

Lock housing cover 1 is made up of four layers of material self, is the metal jacket layer by interior first floor outward, and the second layer is the sealing compound granulosa that is evenly distributed, and the 3rd layer is elasticity super thin metal jacket layer preferably, and outer the 4th layer is the electro-insulating rubber layer.It is the fastening warning box 2 of compacting that lock housing is overlapped 1 role, and another effect is to report to the police.Alarm principle is: setting lock housing 4 any points is negative pole, lock housing cover 1 is by interior the 3rd layer outward, be that the super thin metal jacket layer is for anodal, so in case the electro-insulating rubber layer of collision such as hard thing lock housing cover 1 is arranged, the 3rd layer of super thin metal jacket layer of lock housing cover 1 contacted with first floor metal jacket layer, power connection, alarm pipes.

Use the manufacturing of insulation material around the warning box 2, there are five apertures 21 warning box 2 bottoms, the thin diameter parts of four conduct electricity pellet shot from a slingshot 5 and combined floodgate pellets shot from a slingshot 15 can pass corresponding aperture 21 respectively, warning box 2 inside above each pellet shot from a slingshot 5 that conducts electricity, be respectively equipped with two with 4 one-tenth of lock housings cylinder 19 longitudinally, distance between two cylinders 19 just in time can be by the thin diameter parts of the pellet shot from a slingshot 5 that conducts electricity, and the thin diameter parts of the pellet shot from a slingshot 5 that conducts electricity is provided with insulation sleeve 34.Warning box 2 inner all cylinders 19 two are arranged totally, respectively by two tube axles, 20 polyphones, one end of tube axle 20 is connected with the played sheet metal 22 that warning box 2 inner bottom lower ends are provided with, but bullet one end that can play sheet metal 22 is positioned at directly over the combined floodgate pellet shot from a slingshot 15 thin diameter parts, be subjected to external force to do the time spent, combined floodgate pellet shot from a slingshot 15 with can this can play sheet metal 22 and contact.In addition, warning box 2 inner and upper are provided with cathode metal sheet 23, but this cathode metal sheet one end is positioned at the top that can play sheet metal 23 bullet ends.Be subjected to external force to do the time spent, can play sheet metal 22 can contact with this cathode metal sheet 23.

When lock gall 8 is in off position, the pellet shot from a slingshot point of outside fix pellet shot from a slingshot 16 is (playing positioning action) in the positioning pit on lock gall 8 33 just in time, in case lock gall 8 rotates, the pellet shot from a slingshot point of outside fix pellet shot from a slingshot 16 just skids off from positioning pit 33, and the effect of outside fix pellet shot from a slingshot 16 is to skid off from lock housing 4 internal diameters when preventing lock gall 8 rotations.

When courage core 7 was in off position, the pellet shot from a slingshot point of interior location pellet shot from a slingshot 10 just in time (played positioning action, prevent that courage core 7 from rotating without reason in lock gall 8) in the positioning pit 25 of courage core 7.When courage core 7 had just rotated to the left or to the right, the pellet shot from a slingshot point of interior location pellet shot from a slingshot 10 skidded off from positioning pit 25, slided in the C place of courage core 7 groove 26 afterwards.Maximum to the left or to the right qualification of courage core 7 rotated 80 °, and when courage core 7 rotated 80 °, the trough rim 28 of the C place groove 26 at courage core 7 places was just in time collided with interior location pellet shot from a slingshot 10 and contacted.

Courage core 7 rotates in 20 ° of-60 ° of processes to the left or to the right, and the pellet shot from a slingshot point that sinks to pellet shot from a slingshot 6 slides in the D place groove 29 of courage core 7.

Courage core 7 rotates in 60 ° of-80 ° of processes to the left or to the right, combined floodgate pellet shot from a slingshot 14 skids off courage core 7 external diameters from the B groove 27 of courage core 7, the pellet shot from a slingshot 14 that closes a floodgate simultaneously promotes combined floodgate pellet shot from a slingshot 15, the thin diameter parts of combined floodgate pellet shot from a slingshot 15 promote to play sheet metal 22 and contact with cathode metal sheet 23, become critical condition between close a floodgate simultaneously pellet shot from a slingshot 14 and the combined floodgate pellet shot from a slingshot 15.This critical condition refers to: when the interface of pellet shot from a slingshot up and down in the same hole is consistent with the rotation attrition surface of lock housing aperture surface and the outer diametric plane of lock gall.

The utility model burglar alarm lock key is by key body 35, and alignment pin 36, rivet 37, back stop 38, jump ring 39, key are 40, and pull-button 41 is formed, and wherein, key body 35 is provided with positioning pit 42 and locating hole 43, and key is provided with homalocephalus 44 to 40.

The assembling and the principle of key are: earlier key 40 on, pack into back stop 38, alignment pin 36, again key is encased in 40 diameter parts in the inner diameter hole of key body 35, refill jump ring 39, at key pull-button 41 is put in 40 both sides at last, with rivet 37 pull-button 41 is fixed on the alignment pin 36, pull-button 41 can spur on 40 at key.When key is in off position, the pin point of alignment pin 36 is just in time in the positioning pit 42 of key body 35, when key rotates 40 to the left or to the right, the pin point of alignment pin 36 skids off from positioning pit 42, when key rotates 80 ° to the left or to the right to 40, alignment pin 36 just is inserted in the locating hole 43, key can not be rotated 40 each other with key body 35 again, if key is playbacked 40, as long as pull-button 41 is pulled back, alignment pin 36 just skids off from locating hole 43, when key rotates to not the duty position to 40, the pin point of alignment pin 36 slides in the positioning pit 42, the effect of positioning pit 42 be make key 40 and key body 35 between do not having under certain external force situation, occurrence positions changes.

Transmission principle:

Set lock gall 8 clockwise direction rights and rotate to be the direction of opening lock: insert in the keyholes 30 and after the homalocephalus 44 of key on 40 be inserted in the groove 24 at the key body 35 of this lock key, key is during 40 firm rotations, key drives 7 rotations of courage cores to the homalocephalus on 40 44, alignment pin 36 pin points skid off from positioning pit 42, the pellet shot from a slingshot point of location pellet shot from a slingshot 10 skids off from positioning pit 25 simultaneously, when courage core 7 rotates to 60 ° to the right, the conical points that sinks to pellet shot from a slingshot 6 is by the bellmouth on the key body 35, sink in the D place groove 29 of courage core 7, taper hole tightly contacts on the awl point that sinks to pellet shot from a slingshot 6 and the corresponding key body 35.

Courage core 7 is in 60 ° of-80 ° of processes of right rotation, and the B place groove 27 of courage core 7 promotes combined floodgate pellet shot from a slingshot 14 and slides into courage core 7 external diameters, and the pellet shot from a slingshot 14 that closes a floodgate simultaneously promotes combined floodgate pellet shot from a slingshot 15, and combined floodgate pellet shot from a slingshot 15 thin diameter parts promote to play sheet metal 22 and contact with cathode metal sheet 23.

When courage core 7 just in time reached 80 ° to right rotation, the trough rim 28 of the C place groove 26 of courage core 7 was just in time collided with interior location pellet shot from a slingshot 10 and is contacted (role: forbidding that courage core 7 continues rotation in lock gall 8, also is simultaneously that courage core 7 drives the origin of force that lock gall 8 rotates).Simultaneously alignment pin 36 on the key slides in the locating hole 43, make key 40 and key body 35 between can not rotate.Simultaneously four are sunk to pellet shot from a slingshot 6 and conduct electricity and reach critical condition between the pellet shot from a slingshot 5 with four, also reach critical condition when the butt joint rotation attrition surface of diametric plane is consistent (critical condition refers to: the up and down pellet shot from a slingshot interface same hole in and lock housing aperture surface and lock gall) between combined floodgate pellet shot from a slingshot 14, the combined floodgate pellet shot from a slingshot 15 outward.The insulation sleeve 34 of four pellets shot from a slingshot 5 that conduct electricity is collided with corresponding two cylinders 19 respectively simultaneously, conducts electricity and can not conduct electricity between pellet shot from a slingshot 5 and the cylinder 19.

Because all forbid that lock gall 8 rotates in lock housing 4, the pellet shot from a slingshot that works has all reached critical condition, and at this moment lock gall 8 can rotate.This moment, key was inserted into 40 alignment pin 36 in the locating hole 43 of key body 35, make key between key body 35, become the integral body that twists courage core 7 and lock gall 8 rotations to 40, key is connected homalocephalus on 40 44 and groove 24 on the courage core 7, the trough rim 28 of the C place groove 26 of courage core 7 is collided with interior location pellet shot from a slingshot 10 and is contacted, because key body 35 is inserted in the keyhole 30, these all become the origin of force that key twisting lock gall 8 rotates again.

In sum: key just drives lock gall 8 to right rotation (outside fix pellet shot from a slingshot 16 pellet shot from a slingshot points skid off when just rotating) from positioning pit 33.Lock gall 8 is connected with final quotaion 12 by weld bond 32, lock gall 8 drive driver blades 13, and driver blade 13 is connected with dead bolt device in the lock body, and lock body just is unlocked.

When go out dialling key, key can be to the right or to anticlockwise, and when rotating to key body 35 with the tapered end level, the pellet shot from a slingshot point of outside fix pellet shot from a slingshot 16 slides in the positioning pit 33 of lock gall 8 and (lock gall 8 paused, produce positioning action, the elastic force of back stop 9 in the elastic force of outside fix spring 18 is greater than).Afterwards, turn round 41 with finger to pushing back by drawing at key on 40, alignment pin 36 just skids off from locating hole 43, and then, (lock gall 8 is motionless at this moment 40 to 80 ° at screw key left, have only courage core 7 to rotate), the D place groove 29 of courage core 7 is shifted countersunk head pellet shot from a slingshot 6 onto courage core 7 external diameters.Combined floodgate pellet shot from a slingshot 14 enters into B place groove 27, can play sheet metal 22 and separate with cathode metal sheet 23.Key slides into the pin head of the alignment pin 36 on 40 in the positioning pit 42, location pellet shot from a slingshot 10 bullet points slide in the positioning pit 25 and (play the role of positioning) simultaneously, and at this moment key just can be transferred to (principle be all functions of tapered end and key return to again show the state of inserting before the key).

If set lock gall counterclockwise for opening or closing the locking head direction, identical with last reason, what courage core 7 was had an effect is self opposite one side.

The tapered end alarm principle is: setting on the lock housing 4 a bit is arbitrarily negative pole, and cathode metal sheet 23 is anodal.In tapered end keyhole 30, no matter insert, or do not insert key, as long as courage core 7 (wants to open tapered end rotation courage core 7 earlier) to the right or when 80 ° of anticlockwises, combined floodgate pellet shot from a slingshot 14 has slided into courage core 7 external diameters, combined floodgate pellet shot from a slingshot 14 promotes combined floodgate pellet shot from a slingshot 15, combined floodgate pellet shot from a slingshot 15 promotes to play sheet metal 22 and is connected with cathode metal sheet 23, as long as there is one to sink to pellet shot from a slingshot 6 liftings deviation (with the lifting distance of setting relatively) is arranged, will drive the pellet shot from a slingshot 5 that conducts electricity, the metal of the pellet shot from a slingshot 5 thin diameter parts that conduct electricity will contact with cylinder 19, cylinder 19 contacts with tube axle 20, tube axle 20 connects with playing sheet metal 22, and power supply just is switched on, and alarm pipes.The utility model power supply adopts the power supply or the battery of safe voltage.

Parts such as lock body of the present utility model, dead bolt are specifically selected according to actual needs and are designed.

When processing the utility model anti-theft alarm lock in batch, can set the pellet shot from a slingshot point that sinks to pellet shot from a slingshot 6 as required arbitrarily and enter quantity in the D place groove 29.

The utility model is applicable on the doors such as esidential building, hotel, factory position warehouse, safety cabinet, automobile, car and installs and uses.

Claims

1. anti-theft alarm lock comprises lock body, dead bolt, lock gall, lock housing and key, it is characterized in that: courage core (7) refills final quotaion (12) after inserting from the back inner diameter hole of lock gall (8), integrally welded by weld bond (32) between final quotaion (12) and the lock gall (8); Driver blade (13) one ends refill jump ring (11) after packing in the final quotaion (12), and driver blade (13) other end is connected with dead bolt device in the lock body; In the corresponding hole of lock gall (8) external diameter, location pellet shot from a slingshot (10), interior back stop (9) are pressed into copper envelope (31) again in packing in order, afterwards again the whole lock gall (8) that said apparatus is housed from the E of lock housing (4) to the inner diameter hole of the lock housing of packing into (4); After lock gall (8) is packed in the lock housing (4), again from six holes of one row, lock housing (4) top, be respectively charged into six groups of parts, wherein four groups are sunk to pellet shot from a slingshot (6), the pellet shot from a slingshot that conducts electricity (5), front spring (3) accordingly for packing into from the inside to the outside, one group is the corresponding combined floodgate pellet shot from a slingshot (14) of packing into from the inside to the outside, combined floodgate pellet shot from a slingshot (15), rear spring (17), and another group is corresponding outside fix pellet shot from a slingshot (16), outside fix spring (18) from the inside to the outside; Afterwards, load onto warning box (2), there are five apertures (21) warning box (2) bottom, and the thin diameter parts of four pellets shot from a slingshot that conduct electricity (5) and combined floodgate pellet shot from a slingshot (15) passes corresponding aperture (21) respectively, puts lock housing cover (1) at lock housing (4) external diameter again.

2. anti-theft alarm lock according to claim 1, it is characterized in that: key is by key body (35), alignment pin (36), rivet (37), back stop (38), jump ring (39), key is formed (40) and pull-button (41), wherein, key body (35) is provided with the center of circle is 80 ° of angles on same circle positioning pit (42) and locating hole (43), locating hole (43) is positioned at positioning pit (42) both sides, key is provided with homalocephalus (44) to (40), back stop (38), alignment pin (36) is contained in key on (40), key is loaded on the diameter parts of (40) in the inner diameter hole of key body (35), jump ring (39) is loaded on key (40) diameter parts and two symmetry places, key body (35) the inner diameter hole contact portion outside, key is placed with pull-button (41) to (40) both sides, rivet (37) is fixed on pull-button (41) on the alignment pin (36), when key was in off position, the pin point of alignment pin (36) was just in time in the positioning pit (42) of key body (35).