CN2869236Y - Prizing-sawing-proof electric door lock - Google Patents
Prizing-sawing-proof electric door lock Download PDFInfo
- Publication number
- CN2869236Y CN2869236Y CNU2006200401949U CN200620040194U CN2869236Y CN 2869236 Y CN2869236 Y CN 2869236Y CN U2006200401949 U CNU2006200401949 U CN U2006200401949U CN 200620040194 U CN200620040194 U CN 200620040194U CN 2869236 Y CN2869236 Y CN 2869236Y
- Authority
- CN
- China
- Prior art keywords
- dead bolt
- safeguard
- saw
- door lock
- lock
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
- E05B47/0001—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof
- E05B47/0012—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof with rotary electromotors
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B15/00—Other details of locks; Parts for engagement by bolts of fastening devices
- E05B15/16—Use of special materials for parts of locks
- E05B15/1614—Use of special materials for parts of locks of hard materials, to prevent drilling
- E05B15/1621—Hardened bolts, or bolts with hardened inserts
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
- E05B47/0001—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof
- E05B2047/0014—Constructional features of actuators or power transmissions therefor
- E05B2047/0018—Details of actuator transmissions
- E05B2047/0024—Cams
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
- E05B47/0001—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof
- E05B2047/0014—Constructional features of actuators or power transmissions therefor
- E05B2047/0018—Details of actuator transmissions
- E05B2047/0026—Clutches, couplings or braking arrangements
- E05B2047/0031—Clutches, couplings or braking arrangements of the elastic type
Landscapes
- Lock And Its Accessories (AREA)
Abstract
An electromotion lock used for defending from pick a lock and being sawed comprises a shell, a lock tongue arranged inside the shell and extending or drawing back from one side of the shell, an insurance board which locks the lock tongue and prevents the lock tongue from drawing back from one side of the shell or releases from locking for the lock tongue, and an electric mechanism used for controlling the lock to be opened and closed. The utility model is characterized by a balanced wheel further comprised, wherein a transmission torsional spring extending or drawing back from the lock tongue is arranged in the lumen of the wheel hub, a circle cam driving the insurance board to lock or release from locking for the lock tongue is arranged at the outer edge of the wheel hub. The side of the lock tongue is provided with two long parallel faulty grooves in which two left and right support feet of the transmission torsional spring are inserted respectively. The electric mechanism drives the balance wheel to swing. The two sides of the parts that the lock tongue extends from the shell are provided with a defending sawing pin. In the utility model, the lock tongue of the electromotion lock has the structure of defending from picking a lock and being sawed with high safety.
Description
Technical field
The utility model relates to a kind of electric door lock, relates in particular to the electric door lock of the anti-saw of a kind of pick-proof.
Background technology
Electric door lock is installed in the door lock of intelligentized cabinet door lock, drawer-lock or similar applications usually.At present existing similar door lock does not have pick-proof and anti-saw function, and the anti-electric door lock of sawing of described pick-proof has promoted the safety of door lock significantly, and the reliability and the durability of door lock also improved.
Summary of the invention
The utility model provides a kind of safe pick-proof the anti-electric door lock of sawing for solving the problems of the technologies described above.
The utility model is to solve the problems of the technologies described above the technical scheme that adopts to be:
The electric door lock of the anti-saw of a kind of pick-proof comprises:
One housing; One dead bolt is located in the housing and can is stretched out or withdraw from housing one side;
One safeguard, the described dead bolt of lockable stops that it is from the withdrawal of the described side of housing or remove locking to described dead bolt;
One control door lock is opened or the dead motor structure;
One escapement, its wheel hub inner chamber are provided with the transmission torsional spring that the described dead bolt of control stretches out or withdraws, and its wheel hub outer rim is provided with and drives the peripheral cam that described safeguard locks or unlocks described dead bolt;
Described dead bolt side is provided with two parallel to each other but elongated slots of dislocation, and two legs insert respectively in described two elongated slots about described transmission torsional spring, promotes two elongated slots respectively to drive dead bolt and stretch out or to withdraw;
Described motor drive mechanism comprises a motor and by a reducing gear train and a worm screw of described driven by motor, described worm screw drives described escapement swing.
Described safeguard upper end is fixed on the rotating fulcrum, and the lower end activity supporting point that can rotate rotates.
Described dead bolt stretches out the termination of described housing parts can be rectangular, form Square lock bolt, the pick-proof mechanism of Square lock bolt is, the action of the peripheral cam mechanism controls safeguard of the outer rim by the escapement wheel hub, when Square lock bolt when extended position (door close), safeguard is subjected to the effect of insurance spring silk to turn to Square lock bolt, stop the withdrawal of Square lock bolt, reach the effect of pick-proof, in the time will making Square lock bolt withdrawal (opening the door), to put on the escapement, peripheral cam pushes away Square lock bolt to safeguard earlier, releasing stops the Square lock bolt withdrawal, by transmission torsional spring Square lock bolt is withdrawn.
Described dead bolt stretches out described housing parts termination and also can take the form of inclined plane, and forms oblique dead bolt.Because tiltedly the normality of dead bolt always is in extended position, if only adopt said structure, this moment, safeguard was because the effect of insurance spring silk can lock oblique dead bolt.Because tiltedly dead bolt is not needing operating electrical machines to rotate at closing time, and by ejecting automatically again after the ramp effect withdrawal of oblique dead bolt itself, thus at first arming plate at closing time to the locking of oblique dead bolt.
For this reason, the utility model also comprises an auxiliary insurance institution, and described auxiliary insurance institution comprises: a holder, an insurance spring silk, a spring and a safety tongue;
Described insurance spring silk epimere is fixed on the described holder, and hypomere is close to described safeguard makes it to press down and lock dead bolt;
Described safety tongue stretches out the housing parts termination and takes the form of inclined plane, and the safety tongue lower end is provided with the slurcam of a trough of belt, and it is movable that the safeguard bottom is placed in the groove, and safeguard is provided with a pin.When slurcam stretches out with safety tongue and touch pin when extrapolating, promote safeguard and make it to overcome on the insurance spring silk pressure and move, remove locking to oblique dead bolt; When slurcam with safety tongue withdrawal and in leave pin when moving, remove promotion to safeguard, safeguard is pressed down by the insurance spring silk and locks dead bolt.
Described spring one end is fixed on the holder, the other end promotes safety tongue to be made it to stretch out, therefore safety tongue is in the state of stretching out usually, slurcam stretches out with safety tongue and extrapolates, and on draw safeguard, make it to overcome insurance spring silk pressure and remove locking, therefore oblique dead bolt auto retractable at closing time oblique dead bolt; When slurcam moved (closing behind the door) in the withdrawal of described safety tongue, described safeguard was pressed down by the insurance spring silk and locks oblique dead bolt.
The electric door lock of the anti-saw of described pick-proof, its anti-saw structure be, described dead bolt stretches out in the part of housing and is provided with at least one cavity, be provided with the higher anti-saw pin of a hardness in each cavity, when anti-saw pin is sawed, in cavity, rotate, sawing can't be carried out, reach the effect of anti-saw.
The utility model and present existing electric door lock relatively have following significant advantage:
1, because its dead bolt has the structure of pick-proof and anti-saw, the safety of door lock is greatly improved.
2, adopt the action of a part of escapement, both driven stretching out or withdrawing of dead bolt, control the anti-prying of dead bolt again, it is reliable to reach these two kinds of coordinations.
3, escapement puts in place with the corresponding swing of forward and backward of motor, it drives the dead bolt action flexibly by the transmission torsional spring of wheel hub inner chamber, structure allow dead bolt because of the hole of not aiming at latch plate or other former thereby moment can not stretch out, compensate with the angle of torsion that increases transmission torsional spring, strengthen the energy storage torsion of transmission torsional spring, wait for when dead bolt can move it is stretched out and put in place.Because the torsion of transmission torsional spring is big, the good reliability of dead bolt action, the ability of shock resistance and vibration is strong, long service life.
Description of drawings
Below in conjunction with the description of drawings specific embodiment of the present utility model, wherein:
Fig. 1 is the cut-away view of the utility model electric door lock; Wherein Figure 1A is a safety tongue when stretching out fully, lifts safeguard and removes locking schematic diagram to oblique dead bolt, and Figure 1B is a safety tongue when withdrawing slightly, and safeguard moves down oblique dead bolt locking schematic diagram;
Fig. 2 is that the utility model escapement drives the schematic diagram that dead bolt stretches out by transmission torsional spring;
Fig. 3 is the utility model escapement drives the dead bolt withdrawal by transmission torsional spring a schematic diagram;
Fig. 4 is the motionless and schematic diagram of oblique dead bolt withdrawal of the utility model escapement;
Fig. 5 A and Fig. 5 B are respectively the partial sectional view and the sectional view of the utility model dead bolt.
The specific embodiment
See also Fig. 1, below be that example illustrates electric door lock of the present utility model with oblique dead bolt, electric door lock of the present utility model mainly comprises housing 1, is located at oblique dead bolt 10, safety tongue 11, safeguard 12, insurance spring silk 13, escapement 14, transmission torsional spring 15, motor 16, reducing gear train 17 and worm screw 18 in the housing.
Wherein motor 16, reducing gear train 17 and worm screw 18 are formed the motor drive mechanism of electric door lock, and the forward and backward of motor 16 makes worm screw 18 forward or reverse by reducing gear train 17, drives the swing that escapement 14 relative worm screws 18 make forward and reverse symmetry.In the ∩ type inner chamber of escapement 14 wheel hubs transmission torsional spring 15 is housed, with escapement 14 swings.Transmission torsional spring 15 is ∩ shape, and two sections are inserted respectively and are located at the parallel of oblique dead bolt 10 1 sides but in two elongated slots 101,102 of dislocation about it, drives stretching out of oblique dead bolt 10 or withdraws in the mode of flexibility.See also Fig. 2, when escapement 14 during to lower swing, the left side section of transmission torsional spring promotes a wherein elongated slot 101, makes oblique dead bolt 10 protruding; See also Fig. 3, when escapement 14 was upwards swung, the right section of transmission torsional spring promoted an elongated slot 102, and oblique dead bolt 10 is inwardly withdrawn.
Two elongated slots that are arranged on oblique dead bolt 10 sides will satisfy two conditions, first, tiltedly dead bolt 10 is when two extreme positions (stretch out or withdraw), can not the recline side of escapement ∩ type inner chamber of the end that transmission torsional spring 15 drives oblique dead bolt 10 actions, as shown in Figure 2, so that escapement 14 is produced opposite moment of torsion, assurance escapement 14 is close to worm screw 18, worm screw 18 is changed when turning to, can drive escapement 14 and swing to opposite position.They are two years old, automatically withdraw at closing time by the inclined-plane at oblique dead bolt 10, or should move at dead bolt (stretch out or withdraw) and during akinesia, the other end that transmission torsional spring 15 reclines in escapement ∩ shape inner chamber, all the time to keep linear state, as shown in Figure 3, can not whether be subjected to resistance because of the action of oblique dead bolt 10, so that oblique dead bolt 10 can inwardly be withdrawn fully.
Tiltedly the normality of dead bolt 10 always is in extended position, and it does not need operating electrical machines 16 to rotate at closing time, and ejects automatically after the ramp effect withdrawal by oblique dead bolt 10 itself again, is therefore needing just can not automatically terminate by motor the locking of safeguard at closing time.Tiltedly the pick-proof structure of dead bolt 10 also comprises an auxiliary insurance institution that is made up of safety tongue 11, holder 110, spring 111, insurance spring silk 13 for this reason.The function that it will be realized is: when door was in opening, the arming plate regained dead bolt to the locking of dead bolt freely, after door is shut, recovered the locking of safeguard to dead bolt, reached tamper-resistant function, now in conjunction with Fig. 1 its structure was described as follows:
Insurance spring silk 13 epimeres are fixed on the holder 110, and hypomere is close to safeguard 12 makes it to press down and lock oblique dead bolt 10.
Safety tongue 11 comprises that the part end face that stretches out housing 1 is the inclined-plane, and the lower end of safety tongue 11 is provided with the slurcam 112 of a trough of belt, makes the bottom of safeguard 12 place activity in the groove, and safeguard 12 is provided with a pin 121.
Spring 111 1 ends are fixed on the holder 110, the other end promotes safety tongue 11 to be made it to stretch out, therefore safety tongue 11 is in the state of stretching out usually, slurcam 112 stretches out with safety tongue 11 and touch pin 121 when extrapolating, promote to move on the pressure that safeguard 12 makes it to overcome insurance spring silk 13, releasing is to the locking of oblique dead bolt 10, and tiltedly dead bolt 10 just can stretch freely.When closing, tiltedly dead bolt 10 and safety tongue 11 successively are subjected to the collision of the latch plate on the doorframe and withdraw, tiltedly dead bolt 10 ejects in the hole of inserting latch plate again automatically door locked, but latch plate has stopped stretching out of safety tongue 11, leaves pin 121 when slurcam 112 moves in safety tongue 11 withdrawal, removes the promotion to safeguard 12, safeguard 12 is pressed down by insurance spring silk 13 and locks oblique dead bolt 10, make it and to withdraw, realize the function of pick-proof, see also Figure 1B.
Outer rim at escapement 14 wheel hubs is provided with peripheral cam 141 mechanisms simultaneously, the action of control safeguard 12, in the time will making oblique dead bolt 10 withdraw (opening the door), put on the escapement, peripheral cam 141 pushes away oblique dead bolt 10 to safeguard 12 earlier, removes stopping oblique dead bolt 10 withdrawals, by transmission torsional spring 15 oblique dead bolt 10 is withdrawn again, it is auto-reverse to make to stop rear motor 16 slightly, makes door lock recover the normality that oblique dead bolt 10 stretches out, and sees also Figure 1A.
The anti-saw structure of oblique dead bolt 10 is described in conjunction with Fig. 5 A and Fig. 5 B at last: dead bolt adopts the pattern by dead bolt shell 103 and 104 combinations of dead bolt core, it stretches out, and both sides are provided with two cavitys 105 in that segment length of housing, the higher anti-saw pin 106 of dress hardness in the cavity, anti-saw pin 106 is cylindrical, itself and 105 of cavitys leave the slit, anti-saw pin 106 can be rotated in sawing process, reach the effect of anti-saw.
Claims (9)
1. the electric door lock of the anti-saw of pick-proof comprises: a housing; One dead bolt is located in the housing and can is stretched out or withdraw from housing one side; One safeguard, the described dead bolt of lockable stops that it is from the withdrawal of the described side of housing or remove locking to described dead bolt; And one the control door lock open or the dead motor structure; It is characterized in that, also comprise:
One escapement, its wheel hub inner chamber are provided with the transmission torsional spring that the described dead bolt of control stretches out or withdraws, and its wheel hub outer rim is provided with and drives the peripheral cam that described safeguard locks or unlocks described dead bolt;
Described dead bolt side be provided with two parallel to each other but the dislocation elongated slot, two legs insert respectively in described two elongated slots about described transmission torsional spring;
Described motor drive mechanism drives described escapement swing.
2. the electric door lock of the anti-saw of pick-proof as claimed in claim 1 is characterized in that, described safeguard upper end is fixed on the rotating fulcrum, and the lower end activity supporting point that can rotate rotates.
3. the electric door lock of the anti-saw of pick-proof as claimed in claim 1 is characterized in that, it is rectangular that described dead bolt stretches out the part termination of described housing, forms Square lock bolt.
4. the electric door lock of the anti-saw of pick-proof as claimed in claim 1 is characterized in that the part termination that described dead bolt stretches out described housing takes the form of inclined plane, and forms oblique dead bolt.
5. the electric door lock of the anti-saw of pick-proof as claimed in claim 1 is characterized in that, also comprises an auxiliary insurance institution, and described auxiliary insurance institution comprises: a holder, an insurance spring silk, a spring and a safety tongue;
Described insurance spring silk epimere is fixed on the described holder, and hypomere is close to described safeguard makes it to press down and lock dead bolt;
The part termination that described safety tongue stretches out housing takes the form of inclined plane, the safety tongue lower end is provided with a slurcam that contacts with the safeguard activity, when slurcam stretches out with safety tongue and when extrapolating, promote safeguard and make it to overcome on the insurance spring silk pressure and move, remove locking to dead bolt; When slurcam with safety tongue withdrawal and in when moving, remove promotion to safeguard, safeguard is pressed down by the insurance spring silk and locks dead bolt;
Described spring one end is fixed on the holder, and the other end promotes safety tongue to be made it to stretch out.
6. the electric door lock of the anti-saw of pick-proof as claimed in claim 4 is characterized in that described safeguard is provided with a pin, and described slurcam touch pin when extrapolating, and promotes to move on the safeguard, leaves pin when moving in the described slurcam, removes the promotion to safeguard.
7. the electric door lock of the anti-saw of pick-proof as claimed in claim 6 is characterized in that, described safeguard one end is fixed on the pin of holder as rotating fulcrum.
8. the electric door lock of the anti-saw of pick-proof as claimed in claim 1 is characterized in that, described motor drive mechanism comprises a motor and by a reducing gear train and a worm screw of described driven by motor, described worm screw drives described escapement swing.
9. as the electric door lock of the anti-saw of claim 1 or 3 or 4 described pick-proofs, it is characterized in that described dead bolt stretches out in the part of housing and is provided with at least one cavity, is provided with an anti-saw pin in each cavity, when anti-saw pin rotates during by saw in cavity.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006200401949U CN2869236Y (en) | 2006-03-15 | 2006-03-15 | Prizing-sawing-proof electric door lock |
| PCT/CN2007/000598 WO2007104228A1 (en) | 2006-03-15 | 2007-02-25 | An anti-pick and anti-saw motor-driven lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006200401949U CN2869236Y (en) | 2006-03-15 | 2006-03-15 | Prizing-sawing-proof electric door lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2869236Y true CN2869236Y (en) | 2007-02-14 |
Family
ID=37724171
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2006200401949U Expired - Fee Related CN2869236Y (en) | 2006-03-15 | 2006-03-15 | Prizing-sawing-proof electric door lock |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN2869236Y (en) |
| WO (1) | WO2007104228A1 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104018729A (en) * | 2013-02-28 | 2014-09-03 | 能诚集团有限公司 | Autocompensation locking tongue |
| CN109250014A (en) * | 2018-11-08 | 2019-01-22 | 上海钧正网络科技有限公司 | A kind of antijoyride device, lock and vehicle with insurance function |
| CN109854081A (en) * | 2019-03-13 | 2019-06-07 | 北华大学 | The combined type lock body structure of theftproof lock |
| US20230061772A1 (en) * | 2021-08-27 | 2023-03-02 | Tlhm Co., Ltd | Electronic door lock |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108533069B (en) * | 2018-05-08 | 2024-01-12 | 陈坤 | Oblique tongue component with anti-collision function and lock body applied by oblique tongue component |
| CN108442824A (en) * | 2018-05-16 | 2018-08-24 | 高代国 | A kind of magnetic door lock |
| CN108798290B (en) * | 2018-07-20 | 2024-05-14 | 深圳市罗漫斯智能家居有限公司 | Lock body and burglary-resisting door |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19827516C2 (en) * | 1998-06-22 | 2000-05-18 | Dorma Gmbh & Co Kg | Self-locking panic lock |
| CN2422406Y (en) * | 2000-04-06 | 2001-03-07 | 张良辉 | Automatic pickproof door lock |
| CN2477769Y (en) * | 2001-05-01 | 2002-02-20 | 卢建强 | Full automatic ground spring door lock |
| SE0102746L (en) * | 2001-08-16 | 2003-02-17 | Aptus Elektronik Ab | Device for locks |
| CN2565911Y (en) * | 2002-06-25 | 2003-08-13 | 山东双山电子锁业股份有限公司 | Electronic automatic theft-proof lock cylinder |
| CN2603169Y (en) * | 2003-01-28 | 2004-02-11 | 固力保安制品有限公司 | Oblique bolt plug-core lock with safety means |
-
2006
- 2006-03-15 CN CNU2006200401949U patent/CN2869236Y/en not_active Expired - Fee Related
-
2007
- 2007-02-25 WO PCT/CN2007/000598 patent/WO2007104228A1/en active Application Filing
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104018729A (en) * | 2013-02-28 | 2014-09-03 | 能诚集团有限公司 | Autocompensation locking tongue |
| CN104018729B (en) * | 2013-02-28 | 2016-08-03 | 王力安防产品有限公司 | One compensates locking tongue automatically |
| CN109250014A (en) * | 2018-11-08 | 2019-01-22 | 上海钧正网络科技有限公司 | A kind of antijoyride device, lock and vehicle with insurance function |
| CN109250014B (en) * | 2018-11-08 | 2024-05-10 | 上海钧正网络科技有限公司 | Car locking device, car lock with safety function and car |
| CN109854081A (en) * | 2019-03-13 | 2019-06-07 | 北华大学 | The combined type lock body structure of theftproof lock |
| CN109854081B (en) * | 2019-03-13 | 2020-12-29 | 北华大学 | Combined lock body structure of anti-theft lock |
| US20230061772A1 (en) * | 2021-08-27 | 2023-03-02 | Tlhm Co., Ltd | Electronic door lock |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2007104228A1 (en) | 2007-09-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN2869236Y (en) | Prizing-sawing-proof electric door lock | |
| CN1730879A (en) | Mechanical and electronic combined lock | |
| CN101974994A (en) | Three-way locking device and three-way locking bolt electric control semi-automatic lock adopting electric control operation | |
| CN110541625A (en) | Full-automatic anti-theft lock | |
| CN1948681A (en) | Automatic locking antitheft lock | |
| CN110206449A (en) | A kind of precious metal storage bin safety-door device | |
| CN112459621A (en) | Lock body and intelligent lockset | |
| CN102230340A (en) | Coaxial dual-core anti-theft lock and key to same | |
| CN201661139U (en) | Sliding door electric lock | |
| CN201843413U (en) | Three-way locking device and electric-controlled semi-automatic lock of three-way locking bolt operated in electric-controlled way | |
| CN1289882A (en) | Antitheft sylinder lock and key | |
| CN1912329A (en) | Safe with door panel | |
| CN201381698Y (en) | Four-surface bolting mechanism for safe doors | |
| CN1821533A (en) | Anti-theft lock for vehicle | |
| CN208152759U (en) | A kind of bolt mechanism and the lockset using the bolt mechanism | |
| CN1948684A (en) | Laminated steel sheet padlock | |
| CN2777146Y (en) | Three direction, full range automatic locking door | |
| CN211201466U (en) | Full-automatic anti-theft lock | |
| CN101736943A (en) | Axially-pushing idling lock head | |
| CN201292699Y (en) | Axial pushing idle lock head | |
| CN1851216A (en) | Door lock with elongated spring bolt | |
| CN201137365Y (en) | Door machine lock | |
| CN209837929U (en) | Double-hook lock | |
| CN2861408Y (en) | Theft-proof lock with clutch mechanism | |
| CN1912318A (en) | Anti-insert device of mortise door lock |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070214 Termination date: 20120315 |