CN111075281B - Electronic computer lock - Google Patents
Electronic computer lock Download PDFInfo
- Publication number
- CN111075281B CN111075281B CN202010048569.0A CN202010048569A CN111075281B CN 111075281 B CN111075281 B CN 111075281B CN 202010048569 A CN202010048569 A CN 202010048569A CN 111075281 B CN111075281 B CN 111075281B
- Authority
- CN
- China
- Prior art keywords
- lock
- lock tongue
- electronic computer
- cable head
- sliding block
- 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.)
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Links
- 230000007246 mechanism Effects 0.000 claims abstract description 19
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000004308 accommodation Effects 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B73/00—Devices for locking portable objects against unauthorised removal; Miscellaneous locking devices
- E05B73/0005—Devices for locking portable objects against unauthorised removal; Miscellaneous locking devices using chains, cables 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
-
- 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
- E05B15/10—Bolts of locks or night latches
-
- 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
- E05B73/00—Devices for locking portable objects against unauthorised removal; Miscellaneous locking devices
- E05B73/0082—Devices for locking portable objects against unauthorised removal; Miscellaneous locking devices for office machines, e.g. PC's, portable computers, typewriters, calculators
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Casings For Electric Apparatus (AREA)
Abstract
The invention relates to an electronic computer lock, which comprises a lock seat, clamping blocks, a locking mechanism and a locking mechanism, wherein the clamping blocks are assembled and arranged on the lock seat, the locking mechanism comprises two clamping blocks and a sliding block movably arranged between the two clamping blocks, and the two clamping blocks are hinged on the lock seat; the cable head is movably arranged on the lock seat and is connected with the sliding block; the lock tongue assembly is arranged on the lock seat and comprises a lock tongue shell and a lock tongue, one end of the lock tongue is rotatably connected with the lock tongue shell, and the other end of the lock tongue is movably matched with the cable head; a bump is arranged on the lock tongue shell; the driving mechanism is movably matched with the convex block on the lock tongue shell; the circuit board is arranged on the lock seat and is connected with the motor. The computer lock has the advantages of simple structure, low power consumption and small volume.
Description
Technical Field
The invention relates to a computer lock, in particular to an electronic computer lock.
Background
The computer lock is generally made of alloy cables, one end of the computer lock is wound on a fixed object, and the other end of the computer lock is inserted into the side face of the notebook computer, so that the notebook computer can be locked by turning a key, and the notebook computer is prevented from being stolen.
Most of computer locks in the current market are also mechanical locks, and a small number of electronic locks exist, but the driving structure of the current electronic locks is complex, high in power consumption and large in size, and the electronic computer locks with low power consumption and small size are required to meet the market demands.
Disclosure of Invention
Aiming at the problems existing in the prior art, the invention aims to provide an electronic computer lock which has a simple structure and a small volume.
In order to achieve the above purpose, the invention adopts the following technical scheme:
An electronic computer lock, comprising
A lock base is arranged on the lock base,
The clamping block assembly is arranged on the lock seat and comprises two clamping blocks and a sliding block movably arranged between the two clamping blocks, and the two clamping blocks are hinged on the lock seat;
the cable head is movably arranged on the lock seat and is connected with the sliding block;
the lock tongue assembly is arranged on the lock seat and comprises a lock tongue shell and a lock tongue, one end of the lock tongue is rotatably connected with the lock tongue shell, and the other end of the lock tongue is movably matched with the cable head; a boss is arranged on the lock tongue shell;
The driving mechanism is movably matched with the convex block on the lock tongue shell;
the circuit board is arranged on the lock seat and is connected with the driving mechanism.
The driving mechanism comprises a motor and a driving cam connected with a driving shaft of the motor, and the driving cam and the lug are movable.
The fixture block assembly further comprises two mutually connected rotating shafts, the two fixture blocks are respectively hinged in the two rotating shafts, and the two rotating shafts are fixed on the lock seat.
The step of the clamping block is provided with an inclined plane; correspondingly, one end of the sliding block, which is far away from the cable head, is provided with two inclined guide surfaces, and the inclined guide surfaces are matched with the inclined surfaces of the steps.
The side surface of the clamping block facing the other clamping block is provided with a limiting table protruding towards the other clamping block; correspondingly, a limiting table is arranged on the side face, facing the clamping block, of the sliding block, and the limiting table is close to one end, connected with the cable head, of the sliding block.
The cable head is provided with a clamping groove, the sliding block is provided with a second boss, and the cable head and the sliding block are clamped through the second boss and the clamping groove.
The lock tongue assembly further comprises a torsion spring and a fixed pin, the torsion spring is arranged in the lock tongue, and the fixed pin is arranged in the lock tongue shell, the lock tongue and the torsion spring in a penetrating mode.
The lock tongue assembly further comprises a spring, one end of the spring is connected with the lock seat, and the other end of the spring is connected with the lock tongue shell.
Two accommodating grooves matched with the lock tongue are formed in the cable head, a boss is arranged between the two accommodating grooves, and the lock tongue is movably matched with the boss.
The electronic computer lock consists of the lock seat, the fixture block assembly, the cable rope head, the lock tongue assembly and the driving mechanism, wherein the cable rope head is matched with the fixture block assembly to immediately realize the locking operation of the computer, and the driving mechanism and the lock tongue assembly are matched with the driving mechanism to realize the unlocking operation of the computer. Moreover, the driving mechanism is realized by matching the motor with the cam, has simple structure and further reduces the volume of the electronic computer lock.
Drawings
FIG. 1 is a schematic diagram of the combination structure of a computer lock (without a lock cover) according to the present invention;
FIG. 2 is an exploded view of the computer lock of the present invention;
FIG. 3 is an exploded view of the cartridge assembly;
FIG. 4 is an exploded view of the latch bolt assembly;
FIG. 5 is a diagram showing the locked state of the computer lock;
FIG. 6 is a schematic diagram of the unlocking state of the computer lock;
fig. 7-11 are schematic views of an unlocking process.
Description of the reference numerals: a lock base 1; a clamping block assembly 2; a cable head 3; a lock tongue assembly 4; a motor 5; a circuit board 6; a lock cover 7;
A latch 21; a first boss 211; a first limit table 212; a bevel 213; a slider 22; a sloped guide surface 221; a second stop 222; a second boss 223; a rotation shaft 23;
The first accommodating groove 311; a second accommodation groove 312; a third boss 32; a card slot 33;
A tongue case 41; a tongue 42; a torsion spring 43; a fixing pin 44; a spring 45; cam 51.
Detailed Description
As shown in fig. 1 to 4, the invention discloses an electronic computer lock, which comprises a lock base 1, a clamping block assembly 2, a cable head 3, a lock tongue assembly 4, a motor 5 and a circuit board 6, wherein the clamping block assembly 2, the cable head 3, the lock tongue assembly 4, and the circuit board 6 are arranged on the lock base 1. The clamping block assembly 2 comprises two clamping blocks 21 and a sliding block 22 movably arranged between the two clamping blocks 21, and the two clamping blocks 21 are hinged on the lock seat 1; the cable head 3 is connected with the sliding block 22; the lock tongue assembly 4 comprises a lock tongue shell 41 and a lock tongue 42, one end of the lock tongue 42 is rotatably connected with the lock tongue shell 41, and the other end is movably matched with the cable head 3; a bump 411 is arranged on the lock tongue shell 41; the motor 5 is connected with a cam 51 which is movably matched with the convex block 411; the circuit board 6 is connected to the motor 5.
The lock base 1 serves as a housing to which a lock cover 7 is attached. The lock base 1 cooperates with the lock cover 7 to enclose other components therein. The motor 5 and the cam 51 constitute a driving mechanism.
The fixture block assembly 2 further comprises two mutually connected rotating shafts 23, the two fixture blocks 21 are respectively hinged in the two rotating shafts 23, and the two rotating shafts 23 are fixed on the lock seat 1. The latch 21 in this embodiment is hinged to the rotation shaft 23, and then fixed to the lock base 1 through the rotation shaft 23. In the practical application process, the clamping block 21 can also be directly hinged on the lock seat 1.
The side of the clamping block 21 facing the other clamping block 21 is provided with a first boss 211, and the first boss 211 is positioned at one end of the clamping block 21 connected with a computer. When the sliding block 22 is withdrawn from the space between the first bosses of the two clamping blocks 21, the two first bosses 211 of the clamping block 21 can be attached together, so that the clamping block 21 can be separated from the computer interface.
In order to enable the slider 22 to smoothly move between the two clamping blocks 21, the first boss 211 of the clamping block 21 is formed with a slope 213; accordingly, the end of the slider 22 remote from the cable end 3 is provided with two inclined guiding surfaces 221, which inclined guiding surfaces 221 cooperate with the inclined surfaces 213 of the first boss 211.
In order to prevent the sliding block 22 from being separated from the two clamping blocks 21 when sliding, a side surface of the clamping block 21 facing the other clamping block 21 is provided with a first limiting table 212 protruding towards the other clamping block 21; correspondingly, a second limiting table 222 is arranged on the side surface, facing the clamping block 21, of the sliding block 22, and the second limiting table 222 is close to one end, connected with the cable head 3, of the sliding block 22. The upper end surface of the first limiting table 212 is inclined, and the second limiting table 222 can slide on the upper end surface of the first limiting table 212.
The cable head 3 is connected with the slider 22 so that the slider 22 can be driven to move when the cable head 3 is pulled. In this embodiment, a clamping groove 33 is formed on the cable head 3, a second boss 223 is formed on the slider 22, and the cable head 3 and the slider 22 are clamped by the second boss 223 and the clamping groove 33.
The bolt assembly 4 further comprises a torsion spring 43, a fixing pin 44 and a spring 45, wherein the torsion spring 43 is arranged in the bolt 42, and the fixing pin 44 is arranged in the bolt housing 41, the bolt 42 and the torsion spring 43 in a penetrating manner. One end of the spring 45 is connected with the lock seat 1, and the other end is connected with the lock tongue shell 41, so as to provide restoring force for the lock tongue shell 41 and the lock tongue 42. The rotatable connection of the bolt 42 and the bolt housing 41 is realized in this embodiment by means of a torsion spring 43 and a fixing pin 44.
Two accommodating grooves 311 and 312 matched with the lock tongue are formed on the cable head 3, a third boss 32 is arranged between the two accommodating grooves 311 and 312, and the lock tongue 42 is movably matched with the third boss 32. The two accommodating grooves are a first accommodating groove 311 and a second accommodating groove 312 respectively.
As shown in fig. 5 to 11, the working principle of the present invention is as follows:
When signals are matched, the circuit board 6 controls the motor 5 to rotate 90 degrees to drive the motor 5 cam 51 to rotate to a notch position, at the moment, the cable rope head 3 is pulled to push the sliding block 22 of the clamping block assembly 2 to slide, so that the cable rope head 3 can pull outwards for a certain distance, meanwhile, the cable rope head 3 drives the sliding block 22 to move together in the pulling direction, and the sliding block 22 moves to enable the two clamping blocks 21 to be closed inwards, so that unlocking is realized.
When the cable head 3 is pulled outwards, the sliding block 22 slides downwards along with the cable head 3, so that the sliding block 22 is separated from between the two first bosses 211. The sliding block 22 continues to slide, and the second limiting platform 222 thereon slides along the upper end surface of the first limiting platform 212, so that the distance between the two first limiting platforms 212 increases. Under the leverage, the two clamping blocks 21 take the hinging position as a fulcrum, when the first limiting tables 212 of the two clamping blocks 21 are gradually opened, the other ends of the two clamping blocks 21, namely the two first bosses 211, are gradually closed, and thus the locking force is lost. And the cable rope head 3 is pulled continuously, so that the clamping block assembly 2 can be pulled out, and the unlocking operation of the computer lock is completed.
After unlocking, the lock tongue 42 is positioned in the first accommodating groove 311 on the cable head 33, the lock tongue assembly 4 returns to the initial position under the action of the rear end spring 45, after a certain time interval, the program control motor 5 rotates, the cam 51 is driven to rotate, the notch position of the cam 51 deviates, and at the moment, the boss of the lock tongue assembly 4 is blocked by the cam 51 to slide and is limited.
When locking is performed again, the cable head 3 is pushed to drive the lock tongue of the lock tongue assembly 4 to turn over, so that the cable head 3 can push inwards for a certain distance, meanwhile, the cable head 3 drives the sliding block 22 to move outwards together, and the two clamping blocks 21 are opened outwards simultaneously when the sliding block 22 moves outwards, so that locking is realized.
When the cable head 3 is pushed, the sliding blocks 22 can be driven to slide, the inclined guide surfaces 221 of the sliding blocks 22 slide upwards along the inclined surfaces of the two sliding blocks 22 and enter between the two first bosses 211, so that the two first bosses 211 are opened to be locked with the computer end, and the locking operation of the computer lock is completed.
In summary, the key of the invention is that the electronic computer lock of the invention is composed of a lock seat, a fixture block assembly, a cable rope end 3, a lock tongue assembly and a driving mechanism, wherein the cable rope end 3 can be matched with the fixture block assembly to realize the locking operation of the computer immediately, and the driving mechanism and the lock tongue assembly can be matched with the driving mechanism to realize the unlocking operation of the computer, so that the whole structure is simple and the volume is small. Moreover, the driving mechanism is realized by matching the motor with the cam, has simple structure and further reduces the volume of the electronic computer lock.
Moreover, the clamping block assembly of the invention is composed of two clamping blocks 21 and a sliding block 22 arranged between the two clamping blocks 21, and the sliding block 22 can be movably matched between the two clamping blocks 21 through the cable head, so that the locking or unlocking of the computer end of the clamping block assembly lock can be realized. The computer lock has a simple structure and a stable structure, and can realize the stable connection between the computer lock and a computer end.
The foregoing embodiments of the present invention are not intended to limit the technical scope of the present invention, and therefore, any minor modifications, equivalent variations and modifications made to the above embodiments according to the technical principles of the present invention still fall within the scope of the technical proposal of the present invention.
Claims (10)
1. An electronic computer lock, characterized in that: comprising
A lock base is arranged on the lock base,
The clamping block assembly is arranged on the lock seat and comprises two clamping blocks and a sliding block movably arranged between the two clamping blocks, and the two clamping blocks are hinged on the lock seat;
the cable head is movably arranged on the lock seat and is connected with the sliding block;
the lock tongue assembly is arranged on the lock seat and comprises a lock tongue shell and a lock tongue, one end of the lock tongue is rotatably connected with the lock tongue shell, and the other end of the lock tongue is movably matched with the cable head; a bump is arranged on the lock tongue shell;
The driving mechanism is movably matched with the convex block on the lock tongue shell;
the circuit board is arranged on the lock seat and is connected with the driving mechanism.
2. An electronic computer lock according to claim 1, wherein: the driving mechanism comprises a motor and a driving cam connected with a driving shaft of the motor, and the driving cam and the lug are movable.
3. An electronic computer lock according to claim 1, wherein: the fixture block assembly further comprises two mutually connected rotating shafts, the two fixture blocks are respectively hinged in the two rotating shafts, and the two rotating shafts are fixed on the lock seat.
4. An electronic computer lock according to claim 1, wherein: the side of the clamping block facing the other clamping block is provided with a first boss, and the first boss is positioned at one end of the clamping block connected with the computer.
5. An electronic computer lock according to claim 3, wherein: the first boss of the clamping block is provided with an inclined plane; correspondingly, one end of the sliding block, which is far away from the cable head, is provided with two inclined guide surfaces, and the inclined guide surfaces are matched with the inclined surfaces of the steps.
6. An electronic computer lock according to claim 1, wherein: a first limiting table is arranged on the side surface, facing the other clamping block, of the clamping block; correspondingly, a second limiting table is arranged on the side face, facing the clamping block, of the sliding block, and the second limiting table is close to one end, connected with the cable head, of the sliding block.
7. An electronic computer lock according to claim 1, wherein: the cable head is provided with a clamping groove, the sliding block is provided with a second boss, and the cable head and the sliding block are clamped through the second boss and the clamping groove.
8. An electronic computer lock according to claim 1, wherein: the lock tongue assembly further comprises a torsion spring and a fixed pin, the torsion spring is arranged in the lock tongue, and the fixed pin is arranged in the lock tongue shell, the lock tongue and the torsion spring in a penetrating mode.
9. An electronic computer lock according to claim 7, wherein: the lock tongue assembly further comprises a spring, one end of the spring is connected with the lock seat, and the other end of the spring is connected with the lock tongue shell.
10. An electronic computer lock according to claim 1, wherein: two accommodating grooves matched with the lock tongue are formed in the cable head, a third boss is arranged between the two accommodating grooves, and the lock tongue is movably matched with the third boss.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010048569.0A CN111075281B (en) | 2020-01-16 | 2020-01-16 | Electronic computer lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010048569.0A CN111075281B (en) | 2020-01-16 | 2020-01-16 | Electronic computer lock |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111075281A CN111075281A (en) | 2020-04-28 |
| CN111075281B true CN111075281B (en) | 2024-09-06 |
Family
ID=70323473
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010048569.0A Active CN111075281B (en) | 2020-01-16 | 2020-01-16 | Electronic computer lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111075281B (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN211818775U (en) * | 2020-01-16 | 2020-10-30 | 厦门美科物联科技有限公司 | Electronic computer lock |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201401072Y (en) * | 2009-04-17 | 2010-02-10 | 吴玉蓉 | Computer cable lock |
| US8485005B2 (en) * | 2011-02-25 | 2013-07-16 | Handyway Co., Ltd. | Computer lock |
| CN209799646U (en) * | 2018-12-11 | 2019-12-17 | 厦门美科安防科技有限公司 | Computer anti-theft lock |
-
2020
- 2020-01-16 CN CN202010048569.0A patent/CN111075281B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN211818775U (en) * | 2020-01-16 | 2020-10-30 | 厦门美科物联科技有限公司 | Electronic computer lock |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111075281A (en) | 2020-04-28 |
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