CN209228209U - Anti-picking structure for lock - Google Patents
Anti-picking structure for lock Download PDFInfo
- Publication number
- CN209228209U CN209228209U CN201821127633.9U CN201821127633U CN209228209U CN 209228209 U CN209228209 U CN 209228209U CN 201821127633 U CN201821127633 U CN 201821127633U CN 209228209 U CN209228209 U CN 209228209U
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- Prior art keywords
- clutch
- position sensor
- component
- latch bolt
- lockset
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- 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.)
- Withdrawn - After Issue
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- 238000010586 diagram Methods 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000007373 indentation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
Tool to lock pick-proof structure include insurance tongue subassembly, connection controller's first position sensor, second position sensor and spring bolt position sensor, wherein, insurance tongue subassembly can contract in when closing the door, pop out when opening the door, second position sensor detects the state of contracting in or popping out of insurance tongue subassembly to obtain the on-off state of door, first position sensor detects clutch's state, spring bolt position sensor detects the state of spring bolt subassembly. The controller judges the state of the lock based on the input of the first position sensor, the second position sensor and the lock tongue position sensor, and then starts the alarm device when the lock is illegally opened.
Description
Technical field
The utility model relates to intelligent lock technical field, especially a kind of lockset prying-resistant structure.
Background technique
Whether existing lockset prying-resistant structure only detects the location status of lock tongue, stirred by external force according to latch bolt position,
To judge whether lockset is illegally opened.However, above structure be it is unreasonable, can not detect that cut lock tongue this illegal
Opening ways, though the position of bolt component has not been changed, the hidden danger that door has illegally been opened, therefore poor safety performance.
Summary of the invention
For overcome the deficiencies in the prior art, the utility model provides a kind of structurally reasonable, ingenious in design, highly-safe
Lockset prying-resistant structure.
The technical scheme adopted by the utility model to solve the technical problem is as follows:
Lockset prying-resistant structure, comprising: shell；The bolt component that can be activated between locked and unlocked positions；Lock tongue
Position sensor, for detecting the location status of bolt component；The arrangement of clutch of bolt component can be activated in bonding state；It causes
Dynamic device, the actuator can operate arrangement of clutch and convert between idling conditions and bonding state；First position sensor, is used for
Whether detection arrangement of clutch is in bonding state；The insurance hypistoma component that can be popped up when inside contracting, opening the door at closing time；The second position passes
Sensor, for detect insurance hypistoma component inside contract or pop-up state；Controller and the warning device for connecting controller, described first
Position sensor, second position sensor, latch bolt position sensor are all connected with controller, and controller can be sensed based on first position
The input of device, second position sensor, latch bolt position sensor judges lockset state and controls warning device.
Preferably, the insurance hypistoma component includes the sliding block being slidably arranged on shell, and safety tongue is equipped on sliding block, sliding
Relief spring is connected between block and shell.
Preferably, the second position sensor includes the second microswitch, and sliding block is equipped with matches with the second microswitch
The switch plectrum of conjunction.
Preferably, the arrangement of clutch includes clutch seat, the clutch sliding piece being slidably arranged on shell, is set in clutch seat
There is the lock tongue driving lever of actuatable bolt component, the clutch block for being set on handle rotating axis be rotatably connected in clutch seat,
Clutch block be equipped with through-hole, between clutch sliding piece and clutch block be equipped with brake spring and on-of pin, the actuator connect from
Sliding piece is closed, actuator can drive clutch sliding piece to slide and be in arrangement of clutch the end of on-of pin indentation through-hole and combine
State.
Preferably, the first position sensor includes the first microswitch with the cooperation of clutch sliding piece.
Preferably, the bolt component includes the latch bolt component being slidably arranged on shell, square tongue component, the lock tongue position
Setting sensor includes for detecting the third place sensor of latch bolt module position state, for detecting square tongue module position state
The 4th position sensor, the lock tongue driving lever includes the side of the latch bolt driving lever of actuatable latch bolt component, actuatable square tongue component
Tongue driving lever.
Preferably, further include the switchboard being slidably arranged on shell, square tongue shifting part, square tongue are rotatably equipped on shell
One end of shifting part and switchboard are rotatablely connected, and the other end and square tongue component are rotatablely connected, and square tongue driving lever can drive on switchboard
It slides to activate square tongue component.
Preferably, the switchboard is equipped with the fastener with latch bolt component matching, when latch bolt component is in the unlocked position,
The fastener hooks on latch bolt component, and latch bolt component can stop switchboard to glide, and when latch bolt component is in the locked position, tiltedly
Tongue component and fastener are staggered to release the restriction glided to switchboard.
Preferably, the actuator includes manual actuator, and the manual actuator includes the lock core being mounted on shell
Second torsional spring of thumb wheel and connection switch plate and clutch sliding piece.
Preferably, the actuator includes the automatically controlled actuator that the sliding of clutch sliding piece can be driven based on e-command, institute
State controller can operate it is described can automatically controlled actuator.
The beneficial effects of the utility model are: the first position that the utility model is equipped with insurance hypistoma component, connects controller
Sensor, second position sensor and latch bolt position sensor, wherein insurance hypistoma component can when inside contracting, opening the door at closing time bullet
Out, second position sensor to insurance hypistoma component inside contract or pop-up state detects, to obtain the switch state of door, first
Position sensor detects the state of arrangement of clutch, and latch bolt position sensor detects the state of bolt component.Control
Device processed judges lockset state, Jin Er based on the input of first position sensor, second position sensor, latch bolt position sensor
Start warning device when lockset is by illegal open.
Detailed description of the invention
The present invention will be further described with reference to the accompanying drawings and examples.
Fig. 1 is one of structural schematic diagram of the utility model embodiment；
Fig. 2 is the second structural representation of the utility model embodiment；
Fig. 3 is the third structural representation of the utility model embodiment；
Fig. 4 is the structural schematic diagram of automatically controlled actuator and arrangement of clutch in the utility model；
Fig. 5 is the four of the structural schematic diagram of the utility model embodiment；
Fig. 6 is the five of the structural schematic diagram of the utility model embodiment.
Specific embodiment
Referring to figs. 1 to Fig. 6, as shown, lockset prying-resistant structure, comprising: shell 1；It can be in locked
Between the bolt component that activates；Latch bolt position sensor, for detecting the location status of bolt component；It can be caused in bonding state
The arrangement of clutch 2 of dynamic bolt component；Actuator, the actuator can operate arrangement of clutch 2 idling conditions and bonding state it
Between convert；First position sensor 3, for whether detecting arrangement of clutch 2 in bonding state；It can inside contract at closing time, open the door
When the insurance hypistoma component 4 that pops up；Second position sensor 5, for detect insurance hypistoma component 4 inside contract or pop-up state；Control
Device and the warning device for connecting controller, the first position sensor 3, second position sensor 5, latch bolt position sensor are equal
Controller is connected, controller can be sentenced based on the input of first position sensor 3, second position sensor 5, latch bolt position sensor
Disconnected lockset state simultaneously controls warning device.
First position sensor 3, the second position sensor that the utility model is equipped with insurance hypistoma component 4, connects controller
5 and latch bolt position sensor, wherein insurance hypistoma component 4 can the pop-up when inside contracting, opening the door at closing time, second position sensor 5
To insurance hypistoma component 4 inside contract or pop-up state detects, to obtain the switch state of door, first position sensor 3 to from
It attaches together and sets 2 state and detected, latch bolt position sensor detects the state of bolt component.Controller is based on first
The input for setting sensor 3, second position sensor 5, latch bolt position sensor judges lockset state, and then in lockset by illegal
Start warning device when unlatching.
Specifically, when normally-open, actuator can operate the conversion of arrangement of clutch 2 to bonding state, under bonding state
Bolt component may be actuated in arrangement of clutch 2；When arrangement of clutch 2 is in idling conditions, arrangement of clutch 2 can not conciliate in latched position
Bolt component is activated between lock position, therefore insurance hypistoma component 4 inside contracts under shutdown state, when arrangement of clutch 2 is in idling conditions, but
The location status of bolt component or insurance hypistoma component 4 is anti-raw to be changed, and controller then can determine whether to show that lockset is illegally opened, such as
Picking lock, saw lock etc., controller starts warning device, issues alarm warning.
As shown in Fig. 2, the insurance hypistoma component 4 includes the sliding block 6 being slidably arranged on shell 1, guarantor is installed on sliding block 6
Dangerous tongue 7, is connected with relief spring 8 between sliding block 6 and shell 1.As shown in Figure 1, bolt component is in locking bit when shutdown state
It sets, safety tongue 7 is due to being compressed and inside contract by buckle 35；As shown in figure 3, safety tongue 7 is due to losing buckle when door opening state
35 compress, will under the effect of relief spring 8 reset force automatic spring.
In the present embodiment, the second position sensor 5 includes the second microswitch, sliding block 6 be equipped with it is second micro-
The switch plectrum 9 of dynamic switch cooperation, will drive switch plectrum 9 to inside contract when insurance hypistoma component 4 inside contracts, and then triggers the second fine motion and open
It closes, therefore inside contracts or pop up shape detect insurance hypistoma component 4 whether second position sensor 5 is triggered according to the second microswitch
State obtains the switch state of door, while the signal that will test passes to controller.
It is detected using the switch state of insurance hypistoma component 4 and second position sensor 5 simultaneously on the door, avoids saw lock
Existing bolt component position has not been changed, but the hidden danger that door has illegally been opened, and security performance is more preferably.
As shown in figure 4, the arrangement of clutch 2 includes clutch seat 10, the clutch sliding piece 11 being slidably arranged on shell 1,
Clutch seat 10 is equipped with the lock tongue driving lever of actuatable bolt component, is rotatably connected in clutch seat 10 for being set in handle rotating
Clutch block 12 on axis, clutch block 12 be equipped with through-hole, between clutch sliding piece 11 and clutch block 12 be equipped with brake spring 13 and
On-of pin 14, the actuator connect clutch sliding piece 11, and actuator can drive clutch sliding piece 11 to slide and by on-of pin 14
End indentation through-hole so that arrangement of clutch 2 is in bonding state.
As shown in Figure 1, when original state, on-of pin 14 is not inserted into through-hole under the effect of brake spring 13, clutch block 12 with
Clutch seat 10 is in idling conditions, and the active force of handle is truncated, and clutch seat 10 will not open lock under the drive of clutch block 12
Tongue component, unlocking when preventing without approval；As shown in Fig. 2, when actuator drives 11 slide downward of clutch sliding piece, and will
The end of on-of pin 14 is pressed into through-hole, and clutch block 12 and clutch seat 10 is made to be in bonding state, and clutch block 12 is by the effect of handle
Power is driven to clutch seat 10, and clutch seat 10 can open bolt component when rotating.
The shell 1 is equipped with strip-shaped hole, and clutch sliding piece 11 is equipped with and the matched guide post of strip-shaped hole, the shell
It is slidably connected between 1 and clutch sliding piece 11 by the guide post being mounted in strip-shaped hole.Certainly, shell 1 and clutch sliding piece
Being slidably connected between 11 can also use the cooperation or already existing other modes realization in the prior art of guide rail and sliding block,
Herein with no restrictions.
Clutch sliding piece 11 is equipped with the arcuate guide portion cooperated with on-of pin 14, and clutch block 12 drives clutch seat 10 whole
When rotation, arcuately guide part is mobile always for the upper end of on-of pin 14, and arcuate guide portion compress effect under, on-of pin 14
It is always positioned in through-hole, to keep the bonding state of clutch block 12 and clutch seat 10.
In the present embodiment, the first position sensor 3 includes the first microswitch cooperated with clutch sliding piece 11,
As shown in Figure 1, clutch sliding piece 11 does not trigger the first microswitch when arrangement of clutch 2 is in idling conditions, as shown in Fig. 2, working as
When actuator drives clutch sliding piece 11 to glide, clutch sliding piece 11 will trigger the first microswitch, therefore first position sensor 3
Arrangement of clutch 2 is detected whether triggering according to the first microswitch to be will test simultaneously in bonding state or idling conditions
Signal pass to controller.
Further, be equipped on shell 1 for clutch seat 10 reset the first torsional spring 15, one end of the first torsional spring 15 with
Shell 1 contacts, and the other end is resisted against in clutch seat 10.When no external force is on handle, clutch seat 10 will be in the first torsional spring
15 elastic force effect is lower to be resetted.
It, can for operating actuator that arrangement of clutch 2 is converted between idling conditions and bonding state in the utility model
Think automatically controlled actuator, manual actuator, the two can exist simultaneously, and can also select a presence.
The automatically controlled actuator can be slided based on e-command driving clutch sliding piece 11, and the controller can operate described
It can automatically controlled actuator.Specifically, after controller receives correct unlocking instruction, controller by automatically controlled actuator drive from
It closes sliding piece 11 to slide, and then realizes conversion of the arrangement of clutch 2 between idling conditions and bonding state.Wherein, the unlocking
Instruction can be fingerprint, iris, IC card, key etc..
As shown in figure 4, the automatically controlled actuator includes motor 16, gear set 17 and is mounted on 17 output end of gear set
Shaft 18 is equipped with transmission component between shaft 18 and clutch sliding piece 11, the transmission component can be by the rotary motion of shaft 18
Be converted to the sliding motion of clutch sliding piece 11.
The transmission component includes the link block 19 for connecting clutch sliding piece 11, the driving spring being wrapped in shaft 18
20, the both ends of driving spring 20 are installed on link block 19, and shaft 18 is equipped with the bolt 21 for crossing driving spring 20, shaft 18
Drive bolt 21 rotate when, the 21 compressible drive spring 20 of bolt, link block 19 driven under the action of driving spring 20 from
Sliding piece 11 is closed to slide.
As another embodiment of transmission component, transmission component includes the link block for connecting clutch sliding piece 11, described
Link block is threadedly coupled with shaft 18, when shaft 18 rotate when, the link block rotary motion of shaft 18 can be converted to from
Close the sliding motion of sliding piece 11.Certainly, the automatically controlled actuator can also be using its already existing other party in the prior art
Formula realization, herein with no restrictions.
The manual actuator includes the lock core thumb wheel 22 being mounted on shell 1, and sliding is provided with switchboard on shell 1
23, the second torsional spring 24 is connected between switchboard 23 and clutch sliding piece 11, when rotating lock core thumb wheel 22 using mechanical key, lock
Core thumb wheel 22 can be slided on driving switch plate 23, and switchboard 23 drives clutch sliding piece 11 to glide under the action of the second torsional spring 24,
Arrangement of clutch 2 is in bonding state.
Further, be equipped on shell 1 for switchboard 23 reset the 4th torsional spring 25, one end of the 4th torsional spring 25 with
Shell 1 contacts, and the other end is resisted against on switchboard 23.When rotating backward the reset of lock core thumb wheel 22, switchboard 23 will be the 4th
The elastic force effect of torsional spring 25 is lower to be resetted.
Latch bolt component 26 and square tongue component 27 as bolt component can select a presence, can also exist simultaneously.At this
In embodiment, the bolt component includes the latch bolt component 26 being slidably arranged on shell 1, square tongue component 27, and the lock tongue is dialled
Bar includes the square tongue driving lever 29 of the latch bolt driving lever 28 of actuatable latch bolt component 26, actuatable square tongue component 27.Correspondingly, the lock
Tongue position sensor includes for detecting the third place sensor 30 of 26 location status of latch bolt component, for detecting square tongue component
4th position sensor 31 of 27 location status.
The latch bolt component 26 includes oblique tongue plate, the latch bolt being mounted on oblique tongue plate, and the oblique tongue plate is slidably mounted on shell
On body 1, oblique tongue plate be equipped with the matched latch bolt stud of latch bolt driving lever 28, be equipped between shell 1 and oblique tongue plate multiple for latch bolt
The third torsional spring 32 of position.
Wherein, it can be slidably connected by the cooperation of positioning pin and elongated hole between oblique tongue plate and shell 1, or pass through guide rail
The cooperation of sliding block 6 is slidably connected, and preferred orientation pin and elongated hole are to simplify installing component.
When oblique tongue plate slides on shell 1, latch bolt can be driven to move between locked and unlocked positions, it is specific next
It says, when original state, latch bolt is located at latched position under the restriction effect of third torsional spring 32, and oblique tongue plate does not trigger as third position
The third microswitch of sensor 30 is set, when clutch seat 10 rotates, latch bolt driving lever 28 activates latch bolt component 26, and latch bolt driving lever 28 is dialled
Dynamic latch bolt stud simultaneously drives latch bolt and oblique tongue plate to inside contract, at this point, oblique tongue plate triggers third microswitch.The third place sensor 30
The location status of latch bolt component 26 is detected whether being the triggering according to third microswitch, while the signal that will test passes to
Controller.
The square tongue driving lever 29 can directly activate square tongue component 27, can also be in switchboard 23 and square tongue shifting part 33
Transmission is lower to activate square tongue component 27.In the present embodiment, sliding is provided with switchboard 23 on shell 1, is rotatably equipped on shell 1
Square tongue shifting part 33, one end of square tongue shifting part 33 and switchboard 23 are rotatablely connected, and the other end and square tongue component 27 are rotatablely connected,
Square tongue driving lever 29 can drive and slide on switchboard 23 to activate square tongue component 27.
Wherein, the square tongue component 27 includes square tongue plate, the square tongue being mounted on square tongue plate, and the square tongue plate is slidably installed
On shell 1, square tongue shifting part 33 and square tongue plate are rotatablely connected.Wherein, between square tongue plate and shell 1 can by positioning pin and
The cooperation of elongated hole is slidably connected, and square tongue plate can drive square tongue between extended position and retracted position when sliding on shell 1
It is mobile.
Specifically, when original state, square tongue is located at latched position, and square tongue plate does not trigger as the 4th position sensor 31
The 4th microswitch, when clutch seat 10 rotates, square tongue driving lever 29 activates square tongue group by switchboard 23 and square tongue shifting part 33
Part 27, square tongue and square tongue plate inside contract, at this point, square tongue plate triggers the 4th microswitch.4th position sensor 31 is according to the 4th
The location status of square tongue component 27 is detected whether the triggering of microswitch, while the signal that will test passes to controller.
Further, to avoid square tongue component 27 from hitting the hidden danger of door, the switchboard 23 is equipped with and latch bolt component 26
The fastener 34 matched, when latch bolt component 26 is in the unlocked position, the fastener 34 is hooked on latch bolt component 26, and latch bolt component 26 can
Switchboard 23 is stopped to glide, and when latch bolt component 26 is in the locked position, latch bolt component 26 and fastener 34 are staggered with releasing pair
The restriction that switchboard 23 glides.
Specifically, when no external force is on handle, clutch seat 10 resets under the action of the first torsional spring 15, latch bolt
Component 26 has reset trend under the effect of third torsional spring 32, and switchboard 23 also has under the effect of the 4th torsional spring 25 to be resetted
Gesture, since the fastener 34 of 23 upper end of switchboard hooks on latch bolt component 26, latch bolt component 26 stops switchboard 23 to glide, such as Fig. 4
Shown, only when latch bolt component 26 first stretches out under the effect of third torsional spring 32, latch bolt component 26 and fastener 34 are staggered to release
To the restriction that switchboard 23 glides, switchboard 23 could glide under the effect of the 4th torsional spring 25 to be resetted, and drives square tongue component 27
It stretches out and resets.
Latch bolt component 26 guides lockset alignment to be installed on doorframe during there is guiding role, latch bolt component 26 to stretch out
The lockhole of buckle 35, and the restriction glided to switchboard 23 is gradually released, only when latch bolt component 26 stretches out, square tongue component 27
It could pop up and lock a door immediately after, it is not only structurally reasonable, ingenious in design, and also components are few, and production cost is low, is suitable for extensive
It promotes and applies.
The preferred embodiment of the utility model is illustrated above, certainly, the utility model can also use
Form different from the embodiment described above, those skilled in the art institute without departing from the spirit of the present invention
The equivalent transformation or corresponding modification of work, all should belong in the protection scope of the utility model.
Claims (10)
1. lockset prying-resistant structure characterized by comprising
Shell (1)；
The bolt component that can be activated between locked and unlocked positions；
Latch bolt position sensor, for detecting the location status of bolt component；
The arrangement of clutch (2) of bolt component can be activated in bonding state；
Actuator, the actuator can operate arrangement of clutch (2) and convert between idling conditions and bonding state；
First position sensor (3), for whether detecting arrangement of clutch (2) in bonding state；
The insurance hypistoma component (4) that can be popped up when inside contracting, opening the door at closing time；
Second position sensor (5), for detect insurance hypistoma component (4) inside contract or pop-up state；
Controller and the warning device for connecting controller, the first position sensor (3), second position sensor (5), lock tongue
Position sensor is all connected with controller, and controller can be based on first position sensor (3), second position sensor (5), lock tongue position
The input for setting sensor judges lockset state and controls warning device.
2. lockset prying-resistant structure according to claim 1, which is characterized in that the insurance hypistoma component (4) includes that sliding is set
The sliding block (6) on shell (1) is set, is equipped with safety tongue (7) on sliding block (6), is connected with guarantor between sliding block (6) and shell (1)
Dangerous spring (8).
3. lockset prying-resistant structure according to claim 2, which is characterized in that the second position sensor (5) includes the
Two microswitches, sliding block (6) are equipped with the switch plectrum (9) cooperated with the second microswitch.
4. lockset prying-resistant structure according to claim 1, which is characterized in that the arrangement of clutch (2) includes clutch seat
(10), the clutch sliding piece (11) being slidably arranged on shell (1), clutch seat (10) are equipped with the lock tongue of actuatable bolt component
Driving lever, the interior clutch block (12) being rotatably connected to for being set on handle rotating axis of clutch seat (10), clutch block are set on (12)
There is through-hole, brake spring (13) and on-of pin (14), the actuator are equipped between clutch sliding piece (11) and clutch block (12)
It connects clutch sliding piece (11), actuator can drive clutch sliding piece (11) to slide and the end of on-of pin (14) is pressed into through-hole
Arrangement of clutch (2) is set to be in bonding state.
5. lockset prying-resistant structure according to claim 4, which is characterized in that the first position sensor (3) include with
First microswitch of clutch sliding piece (11) cooperation.
6. lockset prying-resistant structure according to claim 4, which is characterized in that the bolt component includes being slidably arranged in shell
Latch bolt component (26), square tongue component (27) on body (1), the latch bolt position sensor include for detecting latch bolt component (26)
The third place sensor (30), the 4th position sensor for detecting square tongue component (27) location status of location status
(31), the lock tongue driving lever includes the side of the latch bolt driving lever (28) of actuatable latch bolt component (26), actuatable square tongue component (27)
Tongue driving lever (29).
7. lockset prying-resistant structure according to claim 6, which is characterized in that further include being slidably arranged on shell (1)
Switchboard (23) is rotatably equipped with square tongue shifting part (33) on shell (1), one end and switchboard (23) of square tongue shifting part (33)
Rotation connection, the other end and square tongue component (27) are rotatablely connected, and square tongue driving lever (29) can drive and slide on switchboard (23) to activate
Square tongue component (27).
8. lockset prying-resistant structure according to claim 7, which is characterized in that the switchboard (23) is equipped with and latch bolt group
Part (26) matched fastener (34), when latch bolt component (26) is in the unlocked position, the fastener (34) is hooked in latch bolt component
(26) on, latch bolt component (26) can stop switchboard (23) to glide, and when latch bolt component (26) is in the locked position, latch bolt group
Part (26) and fastener (34) are staggered to release the restriction glided to switchboard (23).
9. lockset prying-resistant structure according to claim 7, which is characterized in that the actuator includes manual actuator, institute
Stating manual actuator includes the lock core thumb wheel (22) being mounted on shell (1) and connection switch plate (23) and clutch sliding piece
(11) the second torsional spring (24).
10. lockset prying-resistant structure according to claim 4, which is characterized in that the actuator includes that can be referred to based on electronics
Enable the automatically controlled actuator of driving clutch sliding piece (11) sliding, the controller can operate it is described can automatically controlled actuator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821127633.9U CN209228209U (en) | 2018-07-16 | 2018-07-16 | Anti-picking structure for lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821127633.9U CN209228209U (en) | 2018-07-16 | 2018-07-16 | Anti-picking structure for lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209228209U true CN209228209U (en) | 2019-08-09 |
Family
ID=67497026
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821127633.9U Withdrawn - After Issue CN209228209U (en) | 2018-07-16 | 2018-07-16 | Anti-picking structure for lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209228209U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108868326A (en) * | 2018-07-16 | 2018-11-23 | 中山市摩根金属制品有限公司 | Anti-picking structure for lock |
| TWI741918B (en) * | 2020-12-22 | 2021-10-01 | 一德金屬工業股份有限公司 | Electric control device for latch |
-
2018
- 2018-07-16 CN CN201821127633.9U patent/CN209228209U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108868326A (en) * | 2018-07-16 | 2018-11-23 | 中山市摩根金属制品有限公司 | Anti-picking structure for lock |
| CN108868326B (en) * | 2018-07-16 | 2024-08-20 | 中山市摩根金属制品有限公司 | Anti-picking structure of lock |
| TWI741918B (en) * | 2020-12-22 | 2021-10-01 | 一德金屬工業股份有限公司 | Electric control device for latch |
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Granted publication date: 20190809 Effective date of abandoning: 20240820 |
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