Burglary-resisting lock capable of preventing technical unlocking
Technical field
The present invention relates to anti-theft technique, be specifically related to theftproof lock, more particularly, relate to a kind of burglary-resisting lock capable of preventing technical unlocking of adopting the skill of unblanking to open of preventing.
Background technology
People are for preventing that valuable property is stolen, the normal safety cabinet that uses comes the valuable property of keeping, usually in the opening structure of safety cabinet, be provided with the check mark combination disk, the unlatching tapered end that combines with combination disk, in present employed safety cabinet, because the defective of opening structure, the unprincipled fellow who has some to play one's cards well, rotation dialing tone that can be by listening combination disk and carefully stir the unlatching tapered end, making safety cabinet be adopted by the unprincipled fellow easily opens skill and is opened, so, although people have used safety cabinet, because the existing defective of its opening structure, the situation of stolen property still can often take place, and makes people hard to guard against.
Summary of the invention
The objective of the invention is to, a kind of burglary-resisting lock capable of preventing technical unlocking is provided, the present invention can prevent that the unprincipled fellow from adopting the mode of the skill of unblanking to open theftproof lock, can avoid valuable property stolen, and people are lived and worked in peace and contentment.
Purpose of the present invention adopts following technical scheme to realize, construct a kind of burglary-resisting lock capable of preventing technical unlocking, comprise lock box, in described lock box, be provided with movably dead bolt and with the cross-coupled unlatching poke rod of described dead bolt, described unlatching poke rod is flat structure, be rotationally connected with described lock box and be used to stir the handle that described dead bolt moves, it is characterized in that, also comprise and be arranged on described unlatching poke rod one end, be rotationally connected with described lock box and be used to control the combination pin dish that described unlatching poke rod moves, be arranged on and open poke rod one side, being rotationally connected with described lock box is used to limit the bumper bar that described unlatching poke rod moves, and is arranged on the described unlatching poke rod other end, be rotationally connected to be used to control with described lock box and open poke rod and move the combined type that rotates with described bumper bar and open blade.
Above-mentioned according to burglary-resisting lock capable of preventing technical unlocking of the present invention in, described combination pin dish comprises at least two coaxial combination disk, be evenly equipped with a plurality of reverse V-shaped teeth on the periphery of described combination disk and be provided with an open slot with the core symmetry, the end of described unlatching poke rod is provided with the lock hook that can slip into or skid off described open slot.
Above-mentioned according to burglary-resisting lock capable of preventing technical unlocking of the present invention in, be provided with at an end of described bumper bar and can control at least two V-type teeth that described unlatching poke rod moves, be provided with at least two V-type teeth that are meshed with described bumper bar V-type tooth at the adjacent position of described unlatching poke rod and described bumper bar, on the connecting pin of described bumper bar and described lock box, be provided with the torsionspring that described bumper bar is resetted, near the V-type tooth of described bumper bar, be provided with and stir pin.
Above-mentioned according to burglary-resisting lock capable of preventing technical unlocking of the present invention in, described combined type is opened blade and is comprised at least two unlatching blades that are separately positioned on described unlatching poke rod both sides, described unlatching blade pass is crossed same connecting pin and is connected with described lock box, a plurality of V-type teeth that the front of motor of described unlatching blade is evenly equipped with, front of motor at described unlatching blade also is provided with an open slot, the end of a side of a plurality of V-type teeth is provided with one and can be resisted against the shell fragment of stirring on the pin in the described unlatching blade, described unlatching poke rod is provided with corresponding with described open slot and V-type tooth, and having a bayonet lock of V-type tooth, the end of described unlatching poke rod is provided with the straight trough that can slide along described connecting pin.
Above-mentioned according to burglary-resisting lock capable of preventing technical unlocking of the present invention in, the middle part of described dead bolt is provided with lock slots, the middle part of described unlatching poke rod is provided with and the suitable securing rod of described lock slots, one end of described lock slots is provided with two and stirs pin, describedly stirs handle that dead bolt moves and is provided with one and inserts the described poke rod of stirring between the pin.
Above-mentioned according to burglary-resisting lock capable of preventing technical unlocking of the present invention in, be provided with a plurality of spacer pins that are used to limit described unlatching poke rod and dead bolt moving direction in the described lock box.
Above-mentioned according to burglary-resisting lock capable of preventing technical unlocking of the present invention in, be provided with two in a side of described unlatching poke rod and open blades, be provided with two or multi-disc at the opposite side of opening poke rod and open blade.
Above-mentioned according to burglary-resisting lock capable of preventing technical unlocking of the present invention in, described two or multi-disc are provided with one one spring leaf that end is unsettled near opening the link of the top a slice blade of blade, and the free end of described spring leaf is resisted against on the alignment pin that is arranged in lock box.
Above-mentioned according to burglary-resisting lock capable of preventing technical unlocking of the present invention in,, the V-shaped structure of a side that described lock hook is relative with combination disk.
Above-mentioned according to burglary-resisting lock capable of preventing technical unlocking of the present invention in, the elastic force of shell fragment is less than the elastic force of torsionspring in the described bumper bar on the described single unlatching blade.
Implement burglary-resisting lock capable of preventing technical unlocking of the present invention, compare with the employed theftproof lock of safety cabinet of the prior art, have following advantage: combination disk is provided with a plurality of reverse V-shaped teeth, when the rotational password dish, because the effect of V-type tooth, the unprincipled fellow can't come password with the way of listening, so password can not be cracked, by be provided with the bumper bar of V-type tooth in a side of opening poke rod, and stirring by the shell fragment on the multi-disc blade in the tapered end of bumper bar realizes, and, have only the shell fragment of working as on the multi-disc blade to act on simultaneously and just can make bumper bar produce mobile the separation, this be because, the elastic force of torsionspring that is arranged on bumper bar one end is greater than the shell fragment elastic force on the single blade, that is to say, have only two elastic force just can open bumper bar with blade, in the present invention, will opening two simultaneously, to aim at blade fastening lock-joint with blade be impossible, be less than the then automatic stuck poke rod of bumper bar meeting of two blades, steal group person and will restart to dial lock again, therefore, the present invention is with blade, the fastening pin, four kinds of structures of combination disk and bumper bar have been formed organic association all linked with one another, lack and to open lock first, anti-group performance than theftproof lock of the prior art is stronger, may open theftproof lock provided by the present invention with the method for dialling lock hardly.
Description of drawings
Fig. 1 is the structural representation of theftproof lock of the present invention;
Fig. 2 is the part exploded perspective structural representation of theftproof lock of the present invention.
The specific embodiment
With reference to accompanying drawing, by theftproof lock provided by the invention, be provided with lock box 10, in lock box 10, be provided with movably dead bolt 5, be used to control the unlatching of dead bolt 5 or the unlatching poke rod 3 of lock-out state with dead bolt 5 interconnections, open poke rod 3 and be flat structure, in lock box 10, also be provided with lock box 10 and be rotationally connected, can stir the handle 21 that dead bolt 5 moves, for improving the anti-frandulent use performance, also in said mechanism, be provided with multiple anti-frandulent use device, a kind of being provided in a side of opened poke rod 3 one ends and lock box 10 is rotationally connected, can control and open the anti-frandulent use combination pin dish 25 that poke rod 3 moves, another kind is to open poke rod 3 middle parts one side, be provided with lock box and be rotationally connected, can control and open the bumper bar 9 that poke rod 3 moves, also have a kind of being arranged on to open poke rod 3 other ends, be rotationally connected with lock box, can control the unlatching poke rod and move the combined type unlatching blade 15 that rotates with bumper bar.
In above-mentioned anti-frandulent use device, be provided with at least two coaxial combination disk 25 in the combination pin dish, on the periphery of every combination disk, be evenly equipped with a plurality of reverse V-shaped teeth 2, and be provided with an open slot 26 with the core symmetry, be provided with the lock hook 1 that can slip into or skid off in the described open slot in the end of opening poke rod 3, the V-shaped structure of a side that lock hook 1 is relative with combination disk, because the periphery of combination disk is evenly equipped with reverse V-shaped tooth 2, can make combination disk 25 when rotating, lock hook 1 is all the same with combination disk 25 contacted sound, can't judge that whether the open slot 26 in the combination disk 25 is in same position, has improved the anti-frandulent use function of combination disk.
In above-mentioned anti-frandulent use device, be provided with to control at an end of bumper bar 9 and open at least two V-type teeth 20 that poke rod moves, opening the adjacent position of poke rod 3 and bumper bar 9, be provided with at least two V-type teeth 19 that are meshed with V-type tooth 20 on the bumper bar 9, on the connecting pin 12 of bumper bar 9 and lock box 10, be provided with the torsionspring 11 that bumper bar 9 is resetted and keep engagement, near the V-type tooth 20 of bumper bar 9, be provided with and stir pin 8, being used to stir bumper bar 9 rotates, if V-type tooth on the bumper bar 9 20 and the V-type tooth of opening on the poke rod 3 19, do not break away from engagement, but can't move and make dead bolt 5 be in open state thereby open poke rod 3, the rotation of bumper bar 9 and opening further specifies in the unlatching blade anti-frandulent use device below.
In above-mentioned anti-frandulent use device, the anti-frandulent use device that combined type is opened in the blade is to be provided with at least two unlatching blade 15 in the unlatching poke rod both sides that are tabular, opening blade 15 is connected with lock box 10 by same connecting pin 14, be provided with a plurality of V-type teeth 17 at another front of motor of opening blade 15, also be provided with an open slot 16 at this front of motor, in opening blade 15, be provided with a shell fragment 7 on the pin 8 stirred that can be resisted against in the bumper bar 9 on the lateral edges of a plurality of V-type teeth, the every elastic force of opening the elastic force of shell fragment 7 on the blade less than torsionspring 12 on the bumper bar 9, on unlatching poke rod 3, be provided with and open slot 16, corresponding with V-type tooth 17, bayonet lock 18 with V-type tooth, the end of described unlatching poke rod 3 is provided with can be along the straight trough 13 of connecting pin 14 slips, have only and open shell fragment on the blade 15 when multi-disc and act on simultaneously when stirring on the pin 8, bumper bar 9 turn-off that just can be struck, break away from and open the state that is meshed of poke rod 3, will further specify in the described below operating principle of anti-frandulent use function of unlatching blade 15.
The syndeton of dead bolt 5 and unlatching poke rod 3 is: be provided with a lock slots 4 at the middle part of dead bolt 5, be provided with the securing rod 6 suitable with lock slots 4 at the middle part of opening poke rod 3, securing rod 6 can slide in lock slots 4 and skid off, be provided with two at an end of lock slots 4 and stir pin 22,23, stirring handle 21 that dead bolt 5 moves is provided with one and can inserts two and stir pin 22, poke rod 21A between 23, when securing rod 6 skids off lock slots in the dead bolt 5 in opening poke rod 34, poke rod 21A on the handle 21 can stir pin 22,23, thereby drive dead bolt 5 and move to the state of opening or closing, in lock box 10, also be provided with a plurality of spacer pins 24 that are used to limit unlatching poke rod and dead bolt moving direction for ease of dead bolt 5 and unlatching poke rod 3.
Being provided with in the quantity of above-mentioned unlatching blade 15, generally can be provided with two in a side of the unlatching poke rod 3 that is tabular and open blade 15, be provided with two or multi-disc unlatching blade 15 at the opposite side of opening poke rod 3.
For ease of opening resetting of blade 15, be provided with one one spring leaf that end is unsettled open the link of the top a slice blade of blade in multi-disc near, the free end of described spring leaf is resisted against on the alignment pin that is arranged in lock box.
Further specify anti-frandulent use principle of the present invention below:
The opening sequence of theftproof lock is opposite with the opening sequence of former theftproof lock, theftproof lock provided by the present invention, after having only elder generation to open the mechanical gear password, could open the unlatching blade 15 in the tapered end, the front end of opening blade 15 is provided with V-type tooth 17, the present invention adopt the V-type tooth 17 of opening poke rod 3 and unlatching blade 15 front ends, with bumper bar 9 on V-type tooth 7, match with mechanical cipher dish 25 threes that have V-type tooth 2, have multiple anti-frandulent use function.It is the difficulty of increase technology to sign indicating number that gear password purpose is set, and with open blade 15 on V-type tooth 17 to match be to prevent to steal to dial sign indicating number.Being arranged on the V-type tooth 17 of opening blade 15 front ends and the V-type bayonet lock 18 corresponding purposes of opening on the poke rod 3 is the difficulty that increases technical opening.It is corresponding with the V-type tooth 20 on being arranged on bumper bar 9 to be arranged on the V-type tooth of opening on poke rod 3 sides 19, the elastic force of single blade 15 shell fragments is set to the elastic force of the elastic force of elastic force, multi-disc blade shell fragment less than bumper bar 9 torsionsprings 12 greater than the bumper bar torsionspring, can prevent from illegally to open with instrument.Because the elastic force of single blade 15 shell fragments separates the V-type tooth of opening on poke rod 3 sides 19 less than bumper bar 9, if by force bumper bar 9 and unlatching poke rod 3 are separated, the open slot of then opening in the blade 15 16 will surmount the V-type bayonet lock of opening on the poke rod 3 18, forms stuck state.Open blade 15 bumper bar 9 be separated with opening poke rod 3 if stir multi-disc, so the V-type bayonet lock 18 on the poke rod 3 just can't with the open slot 16 on aiming at multi-disc unlatching blade 15.No matter be that monolithic or multi-disc are opened blade and stirred, will form stuck state, lock can't be opened so long as not key operated (or all open open slot in the blade and aim at V-type bayonet lock on the poke rod); When stuck state, open blade 15 as stirring again, then each unlatching blade 15 all is in tight card state.Have only unlatching poke rod 3 is resetted, when the V-type bayonet lock 18 on the unlatching poke rod 3 withdraws from the open slot of opening in the blade 15 16, just can stir again and open blade 15, but open blade 15 again all in a state of nature this moment.So repeatedly, the method that adopts the robber to dial can't be opened this theftproof lock.
And the unlatching of this theftproof lock, must meet the following conditions and just can open: when only the open slot 26 in all the every combination disk in combination pin dish 25 all is in the same position relative with the lock hook 1 of opening poke rod 3 one ends, combination is opened the every open slot of opening in the blade 16 in the blade 15 and all is in when opening the corresponding position of bayonet lock 18 in the poke rod 3, when the V-type tooth 19 on V-type tooth 20 on the bumper bar 9 and unlatching poke rod 3 sides breaks away from engagements, opening poke rod 3 just can be moved, theftproof lock just can be opened, therefore, the method that adopts skill to unblank is pushed this theftproof lock possibility hardly aside, the present invention is the extremely strong theftproof lock of a kind of anti-frandulent use performance, be a kind of theftproof lock that is worthy to be popularized, be specially adapted in safety cabinet, install and use.