CN2721800Y - Mechanical coding lock for preventing from unlock by universal key - Google Patents
Mechanical coding lock for preventing from unlock by universal key Download PDFInfo
- Publication number
- CN2721800Y CN2721800Y CN 200420070687 CN200420070687U CN2721800Y CN 2721800 Y CN2721800 Y CN 2721800Y CN 200420070687 CN200420070687 CN 200420070687 CN 200420070687 U CN200420070687 U CN 200420070687U CN 2721800 Y CN2721800 Y CN 2721800Y
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- China
- Prior art keywords
- lock
- rotating disk
- core
- lock core
- rotary plate
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- Expired - Fee Related
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Abstract
The utility model relates to a mechanical cipher lock for preventing from unlocking by a universal key, which solves the problem that the existing cipher lock is easily unlocked. The mechanical cipher lock for preventing from unlocking by a universal key is provided with a cipher rotating disc device composed of a rotary shaft, a pipe spreader, a driving rotary plate and a driven rotary plate. The mechanical cipher lock for preventing from unlocking by a universal key is characterized in that the driving rotary plate and the driven rotary plate are respectively provided with a permanent magnet. The lateral face of the cipher rotating disc device is provided with a magnetic force lock core provided with a core housing. A lock core is arranged in the core housing. A group of marble holes corresponding to the permanent magnets on the driving rotary plate and the driven rotary plate is respectively arranged on the core housing and the lock core. Outer magnetism marbles and inner magnetism marbles are arranged in the marble holes. The end part of the lock core is provided with a rotary plate. The lateral face of the magnetic force lock core is provided with a slide baffle plate matched with the rotary plate. A keyhole is arranged on the slide baffle plate. When the keyhole on the slide baffle plate is corresponding to the keyhole on the door lock, the door lock can be unlocked with the key. The utility model combines the cipher lock with the door lock and enhances the theft protection performance for the door lock on the basis of enhancing the theft protection performance of the cipher lock.
Description
Technical field
The utility model belongs to a kind of door lock, particularly a kind of mechanical code lock of unblanking with master key of preventing.
Background technology
Door lock of the prior art has many kinds, and the door lock of single-row billiard is arranged, and the door lock of many row's pellets shot from a slingshot is also arranged, but no matter is the door lock of single-row billiard or the door lock of many row's pellets shot from a slingshot, can open it with master key for the people with the skill of necessarily unblanking.This provides opportunity for some lawless persons, and the offender who has pretends to be the household technician that please unblank to open door lock and steal, and skill is learnt to unblank by elder generation that also has, and steals then.Thereby existing door lock can not play antitheft effect fully, has increased sense of insecurity to people.
Coded lock also is a kind of lockset, and it mainly is made of the turning cylinder that has dial, pipe spreader, active rotating disk, driven rotating disk, handle, inserted link etc.Wherein, pipe spreader is sleeved on the turning cylinder, initiatively all have gap on rotating disk and the driven rotating disk, initiatively rotating disk is installed in the rotation the tip of the axis, driven rotating disk is installed on the pipe spreader, on active rotating disk and driven rotating disk boss or straight pin is arranged all, and facilitating the use initiatively, rotating disk drives driven dial rotation, a plate is arranged on the described inserted link, and hinged by a disk and handle.Gap on active rotating disk and driven rotating disk overlaps, and is positioned at plate when below, and handle can rotate, and inserted link could withdraw from from jack, and Men Caike opens.This coded lock is because relatively simple for structure, and theftproof performance is also not so good, and when the offender often can rely on rotation scale, sound and feel that active rotating disk and driven rotating disk contact with plate opened it.And, not chain mutually usually between coded lock and the door lock, defeated in detail by the offender easily, open respectively.
Summary of the invention
The technical problems to be solved in the utility model is, overcomes the problem that is opened easily that existing password is latched in, and provides a kind of theftproof performance mechanical code lock good and that unblank with master key with preventing of being used of door lock.
The utility model has one by the turning cylinder that has dial, pipe spreader, the password rotating-table apparatus that active rotating disk and driven rotating disk constitute, its special character is, a permanent magnet is housed respectively on active rotating disk and driven rotating disk, in the side of password rotating-table apparatus the magnetic force lock core is housed, described magnetic force lock core has a core retainer plate, lock core is housed in core retainer plate, have respectively on core retainer plate and the lock core one group with initiatively rotating disk and driven rotating disk on the corresponding pellet shot from a slingshot of permanent magnet hole, magnetic marble and interior magnetic marble outside in the pellet shot from a slingshot hole, being equipped with, rotating disk is equipped with in end at lock core, the slide damper that matches with rotating disk is housed in the side of magnetic force lock core, a keyhole is arranged on the slide damper, when the magnetic force lock core was opened, the keyhole on the slide damper could be corresponding with the keyhole of door lock, can open door lock with key.
Advantage of the present utility model is:
1, permanent magnet, outer magnetic marble and the interior magnetic marble that cooperatively interacts is set in password rotating-table apparatus and magnetic force lock core, utilize magnetic force to open lock core, in the process of opening mechanical code lock, initiatively rotating disk does not contact with lock core and core retainer plate with driven rotating disk, neither can sound, the feel that also is not in contact with one another, thereby, password can not be penetrated, and has improved the theftproof performance of coded lock greatly.
2, the slide damper that matches with door lock of setting, the keyhole of door lock is hidden, mechanical code lock and door lock are combined, open mechanical code lock, the keyhole of door lock just can come out, and could use key operated door lock, do not open mechanical code lock, the keyhole of door lock is covered, and any key all can not play a role, thereby has improved the theftproof performance of door lock.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is the structural representation of the utility model pipe spreader;
Fig. 3 is the left view of Fig. 2;
Fig. 4 is the structural representation of the utility model turning cylinder;
Fig. 5 is the left view of Fig. 4;
Fig. 6 is the structural representation of the utility model packing ring;
Fig. 7 is the structural representation of the utility model rotating disk;
Fig. 8 is the left view of Fig. 7.
The specific embodiment
As shown in drawings, the utility model has a password rotating-table apparatus that is made of turning cylinder 9, pipe spreader 1, active rotating disk 8 and driven rotating disk 6,3, and an end of described turning cylinder 9 has a dial, and 0～90 numeral is arranged on the dial; Turning cylinder 9 is installed in the pipe spreader 1, pipe spreader 1 is screwed on the door-plate 20 of security door, a groove parallel with its axis 26 is arranged in the outside of pipe spreader 1, directly over pipe spreader 1 end disc face, the reference graduation line is arranged, make the dial numeral on the turning cylinder 9 corresponding, so that open coded lock according to the number of setting with it; Described driven rotating disk 6,3 is installed on the pipe spreader 1, initiatively rotating disk 8 is installed on the turning cylinder 9, and both are fixed with cottor pin, between active rotating disk 8 and driven rotating disk 6,3, packing ring 5 is installed, inner ring at packing ring 5 has a boss 27, boss 27 matches with the groove 26 in pipe spreader 1 outside, rotates with active rotating disk 8 and driven rotating disk 6,3 to avoid packing ring 5; Several screw holes are arranged on active rotating disk 8, be equipped with in the screw hole therein and drive screw 7, drive screw 7 and can be installed in arbitrary screw hole, so that the password of coded lock is adjusted; On driven rotating disk 6 and below a straight pin 4 respectively is housed, on driven rotating disk 3, straight pin 4 is housed also, the effect of straight pin 4 is that when active rotating disk 8 rotated, driven rotating disk 6 rotated under the drive that drives screw 7, and the driven rotating disk below driving 3 rotates, described driven rotating disk 6 can be installed several, and with the raising theftproof performance, but driven rotating disk 6 is installed the complexity that too much can increase the unlatching coded lock, thereby driven rotating disk 6 should not be installed too much; Between the door-plate 20 of driven rotating disk 3 and security door spring 2 is installed, spring 2 makes driven rotating disk 3,6 and initiatively is close together between rotating disk 8 threes, and remains on the position of setting; On active rotating disk 8 and driven rotating disk 6,3 permanent magnet 10 is housed respectively, permanent magnet 10 is positioned on the side of active rotating disk 8 and driven rotating disk 6,3 outer rims; In the side of password rotating-table apparatus the magnetic force lock core is housed, described magnetic force lock core has a core retainer plate 14, core retainer plate 14 is screwed on the door-plate 20 of security door, lock core 17 is housed in core retainer plate 14, one group and active rotating disk 8 and driven rotating disk 6 are arranged respectively on core retainer plate 14 and lock core 17, permanent magnet 10 corresponding pellet shot from a slingshot holes 25 on 3,24, be the center line and the pellet shot from a slingshot hole 25 of permanent magnet 10,24 center line point-blank, magnetic marble 15 and interior magnetic marble 16 outside in pellet shot from a slingshot hole 24, being equipped with, outer magnetic marble 15 and interior magnetic marble 16 are permanent magnet, magnetic marble 16 is installed with the polar repulsion of outer magnetic marble 15 in described, outer magnetic marble 15 is installed with the polar repulsion of permanent magnet 10, and the magnetic force of permanent magnet 10 will be far longer than the magnetic force of outer magnetic marble 15 and interior magnetic marble 16; Above-mentioned said active rotating disk 8, driven rotating disk 6,3, core retainer plate 14 and lock core 17 all adopt nonferromugnetic material to make; In the end of core retainer plate 14 baffle plate 12 is housed, is screwed between baffle plate 12 and the core retainer plate 14, straight pin 11 is housed on baffle plate 12; The rotating disk 13 that matches with straight pin 11 on the baffle plate 12 is housed in the end of lock core 17, fix with cottor pin between lock core 17 and the rotating disk 13, the other end at lock core 17 is equipped with knob 18, be used for rotational lock core 17, the slotted hole 29 that an arc is arranged on rotating disk 13, straight pin 11 is arranged in slotted hole 29, because straight pin 11 is fixed, thereby, slotted hole 29 just defines the slewing area of rotating disk 13, promptly rotate in 29 restricted portions of slotted hole, the slewing area of rotating disk 13 also can adopt other form of structure to realize, also has a gap 28 on rotating disk 13; In the side of magnetic force lock core a slide damper 19 that matches with rotating disk 13 is housed, a column is arranged on the slide damper 19, this column can enter into the gap 28 of rotating disk 13, matches with it; Slotted hole 21 as slideway is arranged on slide damper 19, on the door-plate 20 of security door installation base is arranged, installation base is arranged in slotted hole 21, and with screw and packing ring assembling, will leave certain clearance during assembling, and slide damper 19 can be horizontally slipped; On slide damper 19, also have a keyhole 23, a keyhole 22 is arranged on the door-plate 20 of security door, when the keyhole on the door-plate 20 of the keyhole on the slide damper 19 23 and security door 22 is corresponding, promptly available key operated door lock.
Using method of the present utility model is:
After door lock locked, rotation had the turning cylinder 9 of dial, and drive is rotating disk 8 and 6,3 rotations of driven rotating disk initiatively, and permanent magnet 10 and outer magnetic marble 15 and interior magnetic marble 16 are staggered, and at this moment, outer magnetic marble 15 repels mutually with interior magnetic marble 16; Then, pull slide damper 19 to the right, the keyhole 22 on the door-plate 20 of security door is sealed by slide damper 19, and the column on the slide damper 19 also withdraws from the gap from rotating disk 13 28; Rotate knob 18 again, rotational lock core 17, at this moment, because the polarity of outer magnetic marble 15 and interior magnetic marble 16 is repelled mutually, when pellet shot from a slingshot hole 24 and pellet shot from a slingshot hole 25 were corresponding, the left-half of outer magnetic marble 15 will enter into pellet shot from a slingshot hole 25, because the degree of depth in pellet shot from a slingshot hole 25 is less than the length of outer magnetic marble 15, so the right half part of outer magnetic marble 15 still is retained in the pellet shot from a slingshot hole 24, thereby lock core 17 is pinned; At this moment, rotating disk 13 rotates along with lock core 17, and the gap 28 on the rotating disk 13 staggers with the position of slide damper 19 upper pillar stands, and slide damper 19 can not be return left again, keyhole 22 on the door-plate 20 of door lock and security door is in closed state, can not use key operated door lock.
When needs open the door, the forward and reverse rotation turning cylinder of setting according to coded lock 9 of password at first, make active rotating disk 8 corresponding with outer magnetic marble 15 and interior magnetic marble 16 with the permanent magnet 10 on the driven rotating disk 6,3, because the magnetic force of permanent magnet 10 is greater than the magnetic force of outer magnetic marble 15 and interior magnetic marble 16, so outer magnetic marble 15 withdraws from from pellet shot from a slingshot hole 25, lock core 17 is in opening, and lock core 17 can rotate; At this moment, rotational lock core 17 drives rotating disk 13 and rotates, when rotating disk 13 arrives the extreme position of setting, gap 28 on the rotating disk 13 is promptly corresponding with the column on the slide damper 19, pull slide damper 19 left, make the keyhole 22 on the door-plate 20 of keyhole 23 and door lock and security door on the slide damper 19 corresponding, promptly available key operated door lock.
Claims (2)
1, a kind of mechanical code lock of unblanking of preventing with master key, it has one by the turning cylinder that has dial, pipe spreader, the password rotating-table apparatus that active rotating disk and driven rotating disk constitute, it is characterized in that, a permanent magnet is housed respectively on active rotating disk and driven rotating disk, in the side of password rotating-table apparatus the magnetic force lock core is housed, described magnetic force lock core has a core retainer plate, lock core is housed in core retainer plate, have respectively on core retainer plate and the lock core one group with initiatively rotating disk and driven rotating disk on the corresponding pellet shot from a slingshot of permanent magnet hole, magnetic marble and interior magnetic marble outside in the pellet shot from a slingshot hole, being equipped with, rotating disk is equipped with in end at lock core, in the side of magnetic force lock core the slide damper that matches with rotating disk is housed, a keyhole is arranged on the slide damper.
2, the mechanical code lock of unblanking with master key of preventing according to claim 1 is characterized in that, interior magnetic marble is installed with the polar repulsion of outer magnetic marble, the polar repulsion installation of outer magnetic marble and permanent magnet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420070687 CN2721800Y (en) | 2004-09-17 | 2004-09-17 | Mechanical coding lock for preventing from unlock by universal key |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420070687 CN2721800Y (en) | 2004-09-17 | 2004-09-17 | Mechanical coding lock for preventing from unlock by universal key |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2721800Y true CN2721800Y (en) | 2005-08-31 |
Family
ID=35012172
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420070687 Expired - Fee Related CN2721800Y (en) | 2004-09-17 | 2004-09-17 | Mechanical coding lock for preventing from unlock by universal key |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2721800Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101324162B (en) * | 2008-07-25 | 2011-05-11 | 欧阳刚 | Knob type mechanical cipher lock with measuring-proof apparatus |
| CN102373829A (en) * | 2011-10-14 | 2012-03-14 | 泰州马赫机械制造有限公司 | Lock core rotary moving lockset |
| CN102383663A (en) * | 2011-10-14 | 2012-03-21 | 泰州马赫机械制造有限公司 | Lateral-position shifting lockset |
-
2004
- 2004-09-17 CN CN 200420070687 patent/CN2721800Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101324162B (en) * | 2008-07-25 | 2011-05-11 | 欧阳刚 | Knob type mechanical cipher lock with measuring-proof apparatus |
| CN102373829A (en) * | 2011-10-14 | 2012-03-14 | 泰州马赫机械制造有限公司 | Lock core rotary moving lockset |
| CN102383663A (en) * | 2011-10-14 | 2012-03-21 | 泰州马赫机械制造有限公司 | Lateral-position shifting lockset |
| CN102383663B (en) * | 2011-10-14 | 2013-08-21 | 泰州马赫机械制造有限公司 | Lateral-position shifting lockset |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |