CN108222698B - Door lock for safe - Google Patents
Door lock for safe Download PDFInfo
- Publication number
- CN108222698B CN108222698B CN201810190952.2A CN201810190952A CN108222698B CN 108222698 B CN108222698 B CN 108222698B CN 201810190952 A CN201810190952 A CN 201810190952A CN 108222698 B CN108222698 B CN 108222698B
- Authority
- CN
- China
- Prior art keywords
- transmission
- knob
- gear
- door lock
- piece
- 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.)
- Active
Links
- 230000005540 biological transmission Effects 0.000 claims abstract description 121
- 230000007246 mechanism Effects 0.000 claims abstract description 23
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B65/00—Locks or fastenings for special use
- E05B65/0075—Locks or fastenings for special use for safes, strongrooms, vaults, fire-resisting cabinets or the like
-
- 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
- E05B15/04—Spring arrangements in locks
-
- 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
-
- 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
-
- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C9/00—Individual registration on entry or exit
- G07C9/00174—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys
- G07C9/00563—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys using personal physical data of the operator, e.g. finger prints, retinal images, voicepatterns
-
- 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
- E05B2047/002—Geared transmissions
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Lock And Its Accessories (AREA)
Abstract
The invention innovatively provides a safe door lock with a fingerprint lock and knob unlocking structure combined. The safe door lock comprises a mounting plate, a knob mechanism, a fingerprint module and a motor, and is characterized in that: the motor is in transmission connection with the sliding piece, a linkage transmission assembly is connected between the sliding piece and the knob transmission assembly, the linkage transmission assembly is in transmission connection with the knob transmission assembly, a limiting pin is arranged on the sliding piece, and the limiting pin has a first state for limiting the movement of the unlocking block and a second state for enabling the unlocking block to move; the mounting plate is provided with a first limit switch and a second limit switch for limiting the movement of the sliding piece. The safe door lock combines the fingerprint lock with the knob opening structure, and the knob opening structure can open the safe door only under the condition that the fingerprint lock is successfully unlocked, so that the anti-theft performance of the safe is obviously improved.
Description
Technical Field
The invention relates to a lockset, in particular to a safe door lock.
Background
The safe door lock generally comprises a common spring lock, a fingerprint lock and a coded lock, and in order to improve the anti-theft performance, the high-grade safe is also provided with a knob unlocking structure, and the prior general safe only combines the spring lock or the coded lock with the knob unlocking structure to form a double-safety door lock, and no safe door lock combining the fingerprint lock with the knob unlocking structure exists in the market.
Disclosure of Invention
In view of the shortcomings of the prior art, the invention innovatively provides a safe door lock with a fingerprint lock combined with a knob unlocking structure.
The safe door lock comprises a mounting plate, a knob mechanism, a fingerprint module and a motor, wherein the fingerprint module is electrically connected with the motor, the knob mechanism comprises a knob and an unlocking block, and a knob transmission assembly for driving the unlocking block to move is arranged between the knob and the unlocking block, and the safe door lock is characterized in that: the motor is in transmission connection with the sliding piece, a linkage transmission assembly is connected between the sliding piece and the knob transmission assembly, the linkage transmission assembly is in transmission connection with the knob transmission assembly, a limiting pin is arranged on the sliding piece, and the limiting pin is provided with a first state for limiting movement of the unlocking block and a second state for enabling the unlocking block to move; the mounting plate is provided with a first limit switch and a second limit switch which limit the movement of the sliding piece.
The knob transmission assembly comprises a shell, a gear connecting piece and a transmission gear, wherein the knob is provided with a main shaft, the gear connecting piece is axially movably connected to the main shaft, the gear connecting piece is positioned in the shell, the transmission gear is rotatably arranged at the outer end of the shell, a transmission key is arranged on the transmission gear, a key groove is formed in the gear connecting piece, the gear connecting piece can move outwards under the action of an elastic piece, and the transmission key of the transmission gear enters the key groove of the gear connecting piece; the transmission gear is in transmission connection with the unlocking block; the linkage transmission assembly comprises a transmission insert which can drive the gear connecting piece to move inwards.
The transmission plug-in components are equipped with the bellying on facing one side of elastic component, the bellying has the inclined plane, the one end that the gear connection piece faced the elastic component is equipped with supporting part, the supporting part of gear connection piece acts on the bellying of transmission plug-in components.
The sliding piece is provided with an inclined guide groove, the transmission plug-in is provided with a guide column, and the guide column is positioned in the inclined guide groove.
The knob transmission assembly comprises a main seat, a toothed bar and a rotating shaft, the knob is arranged at one end of the toothed bar, the other end of the toothed bar is connected with a transmission part, the transmission part is connected with an unlocking block in a transmission mode, the toothed bar is retractably arranged in the main seat, the rotating shaft is rotatably arranged in the main seat, a driven gear and a driven gear are arranged on the rotating shaft, the driven gear is meshed with the toothed bar, and the driven gear is connected with a sliding part in a transmission mode through the linkage transmission assembly.
The linkage transmission assembly comprises a rack and a connecting rod, one end of the rack is meshed with the driven gear, the other end of the rack is connected with the connecting rod, and the connecting rod is connected with the sliding piece.
The sliding part is provided with a transmission part, the output shaft of the motor is connected with a transmission head, the transmission head acts on the transmission part, the sliding part is connected with a tension spring, and the other end of the tension spring is fixed.
The mounting plate is provided with an emergency lock cylinder, and the emergency lock cylinder is in transmission connection with the sliding piece through an emergency transmission assembly.
According to the safe door lock provided by the invention, the fingerprint lock is combined with the knob opening structure, and the knob opening structure can open the safe door only under the condition that the fingerprint lock is successfully unlocked.
Drawings
FIG. 1 is a schematic view of an idle fingerprint door lock 1;
FIG. 2 is a schematic view of an idle fingerprint door lock (with parts removed, the drive insert and limit switch are visible);
FIG. 3 is a schematic view of the structure of the portion of the idler fingerprint door lock knob transmission assembly;
FIG. 4 is a cross-sectional view taken along the direction A-A in FIG. 3;
FIG. 5 is a cross-sectional view taken along the direction B-B in FIG. 3;
FIG. 6 is a schematic view 1 of a retractable fingerprint door lock;
FIG. 7 is a schematic view of a telescopic fingerprint door lock 2 (with parts removed, the limit switch can be seen);
FIG. 8 is a side view 1 of the retractable fingerprint door lock installed on a safe (knob in protruding condition);
FIG. 9 is a side view 2 of the retractable fingerprint door lock mounted to a safe (knob in retracted state);
FIG. 10 is a side cross-sectional view of the retractable fingerprint door lock;
fig. 11 is a perspective view of a retractable fingerprint door lock.
Detailed Description
The safe door lock of the invention comprises a mounting plate 1, a knob mechanism, a fingerprint module (not shown) and a motor 2; the fingerprint module is connected with the motor 2 electricity, and when the fingerprint accords with, motor 2 work, and motor 2 passes through linkage drive assembly drive knob mechanism, and the just normal work of knob mechanism at this moment, after the fingerprint unblock was successful promptly, just can normal use of knob mechanism to open the safe door.
The knob mechanism of the present invention has two structures: the first structure is an idle structure, i.e. when the fingerprint is not successfully unlocked, the knob 18 of the knob mechanism can only idle, and in this case, the safe door cannot be opened; the second is a telescopic structure, that is, when the fingerprint is not successfully unlocked, the knob 18 of the knob mechanism is in a retracted state, and no position is left for a human hand or other equipment to open, so that the safe door cannot be opened.
The invention utilizes the two knob mechanisms and the fingerprint module to form a brand new safe door lock. Before understanding the two knob mechanisms described above, the general inventive concept will be described.
As described above, the invention comprises a mounting plate 1, a knob mechanism, a fingerprint module and a motor 2, as shown in fig. 1 and 5, wherein the knob mechanism comprises a knob 18 and an unlocking block 5, a knob transmission assembly for driving the unlocking block 5 to move is arranged between the knob 18 and the unlocking block 5 (the difference between the two knob mechanisms is that the knob transmission assembly is used for driving the unlocking block 5), when the fingerprint is successfully unlocked, the knob 18 can move by driving the unlocking block 5 through the knob transmission assembly, and the unlocking block 5 can move to enable a lock pin to act (the lock pin is not shown in the figure), so as to realize unlocking; in order to establish a transmission relation between the motor 2 and the knob transmission assembly (or establish a connection between the fingerprint module and the knob 18 from the external point of view), the invention connects the motor 2 with the sliding piece 3 in a transmission way, and a linkage transmission assembly is connected between the sliding piece 3 and the knob transmission assembly and is in transmission connection with the knob transmission assembly; when the fingerprints are matched, the motor 2 drives the sliding part 3 to move, the sliding part 3 drives the knob driving assembly to act through the linkage driving assembly, and the knob 18 can be normally used at the moment; while the slider 3 moves while the stopper pin 30 on the slider 3 (the stopper pin 30 is provided on the slider 3) moves together, as shown in fig. 1, when the slider 3 moves upward, the stopper pin 30 has a first state of restricting the movement of the unlocking block 5, in which case the knob mechanism cannot normally operate (the knob 18 is idling or hidden), even if the knob mechanism is broken by violence, the unlocking block 5 cannot be moved due to the restriction of the stopper pin 30, thereby improving the anti-theft performance; when the fingerprint is successfully unlocked, the motor 2 drives the sliding piece 3 to move downwards, the limiting pin 30 has a second state capable of enabling the unlocking block 5 to move, at the moment, the knob mechanism can work normally, and when the knob 18 is rotated, the knob transmission assembly can drive the unlocking block 5 to move, so that unlocking is realized; of course, in order to control the rotation of the motor 2, the mounting plate 1 is provided with a first limit switch 10 and a second limit switch 11 for limiting the movement of the sliding piece 3; when the slider 3 touches the first limit switch 10, the motor 2 stops rotating, thereby forming a first state of the limit pin 30; when the slider 3 touches the second limit switch 11, the motor stops rotating, thereby forming the second state of the limit pin 30.
When the safe door needs to be locked, the unlocking block 5 returns to the original position through the reaction force of the lock pin, so that the limiting pin 30 on the sliding piece 3 returns to the first state, and the return of the sliding piece 3 can be driven by the motor 2; the device can also be driven by a tension spring, and the structure design of the latter is simpler; for this purpose, the invention is provided with a transmission part 32 on the sliding piece 3, the output shaft of the motor 2 is connected with a transmission head 20, and the transmission head 20 acts on the transmission part 32 and can move the sliding piece 3 downwards; a tension spring (not shown) is connected to the sliding part 3, and the other end of the tension spring is fixed; when the fingerprint is unlocked, the motor 2 drives the sliding piece 3 to move downwards, and when the fingerprint is locked, the fingerprint is locked only under the action of the tension spring.
After understanding the general inventive concept, two knob mechanisms are described below, respectively.
As shown in fig. 1-5, the first type is an idle rotation knob mechanism, which comprises a knob 18, an unlocking block 5 and a knob transmission assembly, the knob transmission assembly comprises a shell 8, a gear connector 81 and a transmission gear 7, the knob 18 is provided with a main shaft 80, the gear connector 81 is connected on the main shaft 80 in an axially movable way (by arranging a transverse key on the main shaft 80, the gear connector 81 can only move axially and can not rotate radially relative to the rotating shaft), the gear connector 81 is positioned in the main body 8, the main body 8 is arranged on the mounting plate 3, the outer end of the main body 8 is rotatably provided with the transmission gear 7 through a bearing 84, the transmission gear 7 is used for driving the unlocking block 5 to act, the transmission key 70 is arranged on the transmission gear 7, a key groove 86 is arranged on the gear connector 81, the gear connector 81 can move outwards under the action of the elastic member 85, and the transmission key 70 of the transmission gear 7 enters the key groove 86 of the gear connector 81; as shown in fig. 4 and 5, the linkage transmission assembly includes a transmission insert 4, the transmission insert 4 can drive a gear connection member 81 to move inward, as shown in fig. 5, a side surface of the transmission insert 4 facing an elastic member 85 is provided with a protruding portion 40, the protruding portion 40 is provided with an inclined surface 41, one end of the gear connection member 81 facing the elastic member 85 is provided with a supporting portion 87, and the supporting portion 81 of the gear connection member 81 acts on the protruding portion 40 of the transmission insert 4.
The drive insert 4 is in drive connection with the slide 3. The specific structure is that an oblique guide groove 31 is arranged on a sliding piece 3, a guide column 40 is arranged on a transmission insert 4, and the guide column 40 is positioned in the oblique guide groove 31; when the slider 3 is moved, the slider 3 can drive the driving insert 4 to move. When the fingerprints are not matched, the motor 2 does not drive the sliding member 3 to move downwards, the gear connecting member 81 is leaned inwards (namely downwards in fig. 4) under the action of the transmission plug-in unit 4, and the elastic member 85 (spring) is compressed, in this case, the transmission key 70 of the transmission gear 7 does not enter into the key groove 86 of the gear connecting member 81, and if the knob 18 is rotated, the knob 18 and the gear connecting member 81 can only idle; when the fingerprints match, the motor 2 drives the sliding member 3 to move downwards, at this time, the protruding portion 40 of the driving insert 4 comes under the supporting portion 87 of the gear connecting member 81 (in the direction shown in fig. 5), so that the driving insert 4 no longer drives the gear connecting member 81 to move inwards, and thus the gear connecting member 81 moves outwards (i.e. to the right in fig. 5) under the action of the elastic member 85 (spring), in this case, the driving key 70 of the driving gear 7 enters into the key groove 86 of the gear connecting member 81, at this time, the knob 18 is turned, the driving gear 7 can rotate under the action of the gear connecting member 81, and the driving gear 7 drives the unlocking block 5 to move through the toothed plate 6, thereby driving the lock pin to unlock.
When the transmission insert 4 is locked, the protrusion 40 acts on the support 87 of the gear coupling member 81 through the inclined surface 41, and thus the gear coupling member 81 moves inward (left direction in fig. 5), and the safe door returns to the original locked state.
As shown in fig. 6-11, the second type is a telescopic knob mechanism, which also comprises a knob 18, an unlocking block 5 and a knob transmission assembly, wherein the knob transmission assembly comprises a main seat 9, a toothed bar 93 and a rotating shaft 90, the knob 18 is installed at one end of the toothed bar 93, a transmission member 92 (the transmission member is) is installed at the other end of the toothed bar 93, the transmission member 92 is used for driving the unlocking block 5 to move, the main seat 9 is installed on the installation seat 1, the toothed bar 93 is telescopically arranged in the main seat 9, the rotating shaft 90 is rotatably installed in the main seat 9 through a bearing, as shown in fig. 10 and 11, a driven gear 94 and a driven gear 95 are installed on the rotating shaft 90, wherein the driven gear 94 is meshed with the toothed bar 93, and the driven gear 95 is in transmission connection with the sliding member 3 through the linkage transmission assembly. When the fingerprint is unlocked, the sliding part 3 drives the driven gear 95 to rotate through the linkage transmission component, and because the driven gear 95 and the driven gear 94 are fixedly arranged on the same rotating shaft 90, the driven gear 94 rotates while the driven gear 95 rotates, and because the driven gear 94 is meshed with the toothed bar 93, the toothed bar 93 can be driven to move back and forth in the main seat 9 when the driven gear 94 rotates, and thus the knob 18 arranged on the toothed bar 93 can be protruded from the safe door, the knob 18 is rotated, the transmission part 92 at the other end of the toothed bar 93 rotates, and the transmission part 81 drives the unlocking block 5 to move through the transmission of the toothed plate and the gear, so that unlocking is finally realized.
The linkage transmission assembly can adopt various structures, and the invention provides a specific embodiment: as shown in fig. 6, the linkage transmission assembly includes a rack 4B and a link 4A, one end of the rack 4B is meshed with a driven gear 95, the other end is connected with the link 4A, the link 4A is connected with the sliding member 3, the sliding member 3 moves together with the link 4A and the moving rack 4B, the driven gear 95 can be driven to rotate by the movement of the rack 4B, meanwhile, the driven gear 94 rotates with the rotating shaft 90, and finally, the toothed bar 93 is driven to move, so that the knob 18 protrudes or retracts from the safe door.
Finally, it should be noted that, in order to prevent the fingerprint module from being unlocked due to a problem, as shown in fig. 1, an emergency lock cylinder (not shown) is further installed on the installation plate, and the emergency lock cylinder is in transmission connection with the sliding member 3 through an emergency transmission assembly 35. When the fingerprint module is problematic, the emergency lock cylinder can be inserted through the matched key, and the emergency transmission assembly 35 is driven by the emergency lock cylinder to drive the sliding part 3 to move, so that emergency unlocking can be realized.
Claims (5)
1. The safe door lock comprises a mounting plate (1), a knob mechanism, a fingerprint module and a motor (2), wherein the fingerprint module is electrically connected with the motor (2), the knob mechanism comprises a knob (18) and an unlocking block (5), and a knob transmission assembly for driving the unlocking block (5) to move is arranged between the knob (18) and the unlocking block (5), and is characterized in that: the motor (2) is in transmission connection with the sliding part (3), a linkage transmission assembly is connected between the sliding part (3) and the knob transmission assembly, the linkage transmission assembly is in transmission connection with the knob transmission assembly, a limiting pin (30) is arranged on the sliding part (3), and the limiting pin (30) is provided with a first state for limiting the movement of the unlocking block (5) and a second state for enabling the unlocking block (5) to move; a first limit switch (10) and a second limit switch (11) for limiting the movement of the sliding piece (3) are arranged on the mounting plate (1); the knob transmission assembly comprises a shell (8), a gear connecting piece (81) and a transmission gear (7), wherein the knob (18) is provided with a main shaft (80), the gear connecting piece (81) is connected to the main shaft (80) in an axially movable mode, the gear connecting piece (81) is located in the shell (8), the transmission gear (7) is rotatably installed at the outer end of the shell (8), a transmission key (70) is arranged on the transmission gear (7), a key groove (86) is formed in the gear connecting piece (81), the gear connecting piece (81) can move outwards under the action of an elastic piece (85), and the transmission key of the transmission gear (7) enters the key groove of the gear connecting piece (81); the transmission gear (7) is in transmission connection with the unlocking block (5); the linkage transmission assembly comprises a transmission insert (4), and the transmission insert (4) can drive the gear connecting piece (81) to move inwards; or knob drive assembly is including master seat (9), rack (93) and pivot (90), knob (18) are installed in rack (93) one end, the rack (93) other end is connected with driving medium (92), driving medium (92) are connected with unblock piece (5) transmission, rack (93) telescopically establish in master seat (9), pivot (90) rotatably install in master seat (9), install driven gear (94) and driven gear (95) on pivot (90), driven gear (94) and rack (93) meshing, driven gear (95) are connected with slider (3) transmission through linkage drive assembly, linkage drive assembly is including rack (4B) and connecting rod (4A), rack (4B) one end and driven gear (95) meshing, and the other end is connected with connecting rod (4A), connecting rod (4A) are connected with slider (3).
2. A safe door lock as claimed in claim 1, wherein: the transmission insert (4) is provided with a protruding portion (40) towards one side of the elastic piece (85), the protruding portion (40) is provided with an inclined surface (41), one end of the gear connecting piece (81) towards the elastic piece (85) is provided with a supporting portion (87), and the supporting portion (87) of the gear connecting piece (81) acts on the protruding portion (40) of the transmission insert (4).
3. A safe door lock according to claim 1 or claim 2, wherein: the sliding piece (3) is provided with an inclined guide groove (31), the transmission insert (4) is provided with a guide column (40), and the guide column (40) is positioned in the inclined guide groove (31).
4. A safe door lock as claimed in claim 1, wherein: the sliding part (3) is provided with a transmission part (32), the output shaft of the motor (2) is connected with a transmission head (20), the transmission head (20) acts on the transmission part (32), the sliding part (3) is connected with a tension spring, and the other end of the tension spring is fixed.
5. A safe door lock as claimed in claim 1, wherein: an emergency lock cylinder is arranged on the mounting plate (1), and the emergency lock cylinder is in transmission connection with the sliding piece (3) through an emergency transmission assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810190952.2A CN108222698B (en) | 2018-03-08 | 2018-03-08 | Door lock for safe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810190952.2A CN108222698B (en) | 2018-03-08 | 2018-03-08 | Door lock for safe |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108222698A CN108222698A (en) | 2018-06-29 |
| CN108222698B true CN108222698B (en) | 2023-11-07 |
Family
ID=62667189
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810190952.2A Active CN108222698B (en) | 2018-03-08 | 2018-03-08 | Door lock for safe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108222698B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112826249B (en) * | 2021-02-25 | 2023-11-14 | 江西金都保险设备集团有限公司 | Pick-proof bullet cabinet and control system and method thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006225983A (en) * | 2005-02-17 | 2006-08-31 | Miwa Lock Co Ltd | Locking/unlocking mechanism |
| CN101503925A (en) * | 2009-01-23 | 2009-08-12 | 宁波永发集团有限公司 | Telescopic knob mechanism for safe |
| WO2013103205A1 (en) * | 2012-01-03 | 2013-07-11 | 주식회사 아이레보 | Clutch assembly for door lock handle shaft |
| CN206397301U (en) * | 2017-01-13 | 2017-08-11 | 温州威泰锁业有限公司 | Knob of safety box mechanism |
| CN207974659U (en) * | 2018-03-08 | 2018-10-16 | 温州威泰锁业有限公司 | Lock for safe |
| WO2021107020A1 (en) * | 2019-11-29 | 2021-06-03 | ミネベアミツミ株式会社 | Electronic lock |
-
2018
- 2018-03-08 CN CN201810190952.2A patent/CN108222698B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006225983A (en) * | 2005-02-17 | 2006-08-31 | Miwa Lock Co Ltd | Locking/unlocking mechanism |
| CN101503925A (en) * | 2009-01-23 | 2009-08-12 | 宁波永发集团有限公司 | Telescopic knob mechanism for safe |
| WO2013103205A1 (en) * | 2012-01-03 | 2013-07-11 | 주식회사 아이레보 | Clutch assembly for door lock handle shaft |
| CN206397301U (en) * | 2017-01-13 | 2017-08-11 | 温州威泰锁业有限公司 | Knob of safety box mechanism |
| CN207974659U (en) * | 2018-03-08 | 2018-10-16 | 温州威泰锁业有限公司 | Lock for safe |
| WO2021107020A1 (en) * | 2019-11-29 | 2021-06-03 | ミネベアミツミ株式会社 | Electronic lock |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108222698A (en) | 2018-06-29 |
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