CN202209092U - Split fingerprint lock - Google Patents
Split fingerprint lock Download PDFInfo
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- CN202209092U CN202209092U CN2011203355248U CN201120335524U CN202209092U CN 202209092 U CN202209092 U CN 202209092U CN 2011203355248 U CN2011203355248 U CN 2011203355248U CN 201120335524 U CN201120335524 U CN 201120335524U CN 202209092 U CN202209092 U CN 202209092U
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Abstract
The utility model provides a split fingerprint lock which comprises a fingerprint unlocking device and a fingerprint lock controller, wherein the fingerprint unlocking device comprises an unlocking device microcontroller, a fingerprint feature extraction module, a fingerprint sensor, a power supply, a first power supply interface, a first communication interface, an indication module and an operation module; and the fingerprint lock controller comprises a lock controller microcontroller, a fingerprint feature identification module, a second power supply interface, a second communication interface, a motor driving module and a fingerprint storage module. According to the utility model, the fingerprint acquisition function and fingerprint feature extraction are used as the fingerprint unlocking device (handheld equipment), the fingerprint identification, fingerprint feature template storage, and motor driving are used as the fingerprint lock controller; no power supply is arranged in the fingerprint lock controller, while an external power supply is adopted, or the fingerprint unlocking device supplies power, so that the electronic part volume in a lock body is minimized; in addition, the product is further provided with the fingerprint unlocking device which has the function of switching on multiple fingerprint lock controllers, so that the condition that only one key is matched with one bin lock in the market currently; in this way, the system cost is lowered.
Description
Technical field
The utility model relates to the application of bin lock, relates in particular to a kind of split type Fingerprint Lock.
Background technology
Small-sized lockset such as drawer-lock, furniture lock in the market; Use very extensively in half public arenas such as some factories, workshop dressing room, supermarket check out counters, office, public lockers; It is concentrated a large amount of drawers, bin and puts use, and the key unification is taken in, and transfers to special personal management; When administrative staff need open a certain drawer or the lock of bin, need to seek in numerous keys to corresponding key.In addition,, will put in order the string key and lose, will bring a large amount of potential safety hazards if because of the work carelessness.In order to address this problem; Some companies have released the fingerprint solution; Change traditional locks into Fingerprint Lock, single bin lock is independently opened through user fingerprints, but owing to the low side lock body that is applied in drawer, furniture etc. is long-pending little; And the system of fingerprints volume is big, cost is high, is difficult to the two is combined to realize applying.
The utility model content
In order to solve the problems of the technologies described above, the utility model proposes a kind of split type Fingerprint Lock, comprises fingerprint lockaid gun and fingerprint locking-controller,
The fingerprint lockaid gun comprises lockaid gun microcontroller, fingerprint characteristic extraction module, fingerprint sensor, power supply, first power interface, first communication interface, indicating module and operational module;
Fingerprint sensor links to each other with the fingerprint characteristic extraction module;
Fingerprint characteristic extraction module, first communication interface, operational module, indicating module link to each other with the lockaid gun microcontroller respectively;
Said fingerprint characteristic extraction module receives fingerprint image from fingerprint sensor, and the feature templates that takes the fingerprint;
Said lockaid gun microcontroller is used for the instruction of read operation module and obtains the fingerprint characteristic template from the fingerprint characteristic extraction module, and passes through first communication interface to locking-controller microcontroller transfer instruction and fingerprint characteristic template;
The fingerprint locking-controller comprises locking-controller microcontroller, fingerprint characteristic identification module, second source interface, second communication interface, motor drive module and fingerprint storage module;
The fingerprint storage module links to each other with the fingerprint characteristic identification module, and fingerprint characteristic identification module, second communication interface, motor drive module link to each other with the locking-controller microcontroller respectively;
The locking-controller microcontroller receives the instruction and the fingerprint characteristic template of sending from the lockaid gun microcontroller through second communication interface; The locking-controller microcontroller also reads the fingerprint comparison result from the fingerprint characteristic identification module; The fingerprint characteristic identification module is used for receiving the fingerprint characteristic template and being stored into the fingerprint storage module from the locking-controller microcontroller, perhaps will carry out fingerprint comparison with the fingerprint characteristic template that reads from the fingerprint storage module from the fingerprint characteristic template that the locking-controller microcontroller receives.
When the fingerprint lockaid gun was inserted into the fingerprint locking-controller, first communication interface linked to each other through data wire with second communication interface, and said fingerprint lockaid gun and fingerprint locking-controller are realized transfer of data through data wire.
The second source interface of fingerprint locking-controller links to each other with external power supply and gives the power supply of fingerprint locking-controller; Perhaps, when the fingerprint lockaid gun was inserted into the fingerprint locking-controller, first power interface linked to each other through power line with the second source interface, and the power supply of said fingerprint lockaid gun is given the power supply of fingerprint locking-controller through power line.
Said indicating module is LED, buzzer or LCD.Said operational module is a button.
The split type Fingerprint Lock that the utility model provides extracts fingerprint collecting function, fingerprint characteristic as fingerprint lockaid gun (handheld device), with fingerprint recognition, fingerprint characteristic template stores, motor-driven as the fingerprint locking-controller.Non-transformer in the fingerprint locking-controller adopts external power supply perhaps by the power supply of fingerprint lockaid gun, thereby has minimized the electronic unit volume in the lock body; This product also has the function that a fingerprint lockaid gun can be opened a plurality of fingerprint locking-controllers simultaneously, that is: same key can be opened the bin that any one oneself was registered; The user who registered fingerprint in the same bin can use different keys to open; The user who did not register can not use any one key operated any one the fingerprint bin of fingerprint; Solved the situation of bin lock one key for one lock in the market; Reduce system cost, can be widely used in the public arena that half public arena such as factory, workshop dressing room, supermarket check out counters, the public locker of office and part allow.
Description of drawings
Fig. 1 is the utility model system block diagram;
Fig. 2 is that the utility model communication modes is the system block diagram of direct current carrier communication;
Fig. 3 is the software flow pattern of the utility model fingerprint lockaid gun;
Fig. 4 is the software flow pattern of the utility model fingerprint locking-controller.
The specific embodiment
As shown in Figure 1, split type Fingerprint Lock is divided into two parts: fingerprint lockaid gun 1 and fingerprint locking-controller 2.
Fingerprint lockaid gun 1 comprises lockaid gun microcontroller 11, fingerprint characteristic extraction module 12, fingerprint sensor 13, power supply 14, first power interface 15, first communication interface 16, indicating module 17 and operational module 18;
Fingerprint characteristic extraction module 12 is responsible for receiving fingerprint image from fingerprint sensor 13, and the feature templates that takes the fingerprint.In the present embodiment, selected the fingerprint application specific processor of chip model FSC7002 for use.
Indicating module 17 can be selected LED, buzzer, LCDs etc. for use, selects for use LED and buzzer to indicate in the present embodiment, can carry out various command prompting and result feedback to the user through glimmer number of times, buzzer frequency and time length of LED.
Fingerprint locking-controller 2 comprises locking-controller microcontroller 21, fingerprint characteristic identification module 22, second source interface 23, second communication interface 24, motor drive module 25 and fingerprint storage module 26;
Locking-controller microcontroller 21 is responsible for reading instruction and fingerprint characteristic template from lockaid gun microcontroller 11 through second communication interface 24 through chip microcontroller.Locking-controller microcontroller 21 also reads the fingerprint comparison result from fingerprint characteristic identification module 22.
Fingerprint characteristic identification module 22 receives the fingerprint characteristic templates and is stored into the fingerprint storage module 26 from locking-controller microcontroller 21; Perhaps, receive the fingerprint characteristic template from locking-controller microcontroller 21, and it is carried out fingerprint comparison with the fingerprint characteristic template that from fingerprint storage module 26, reads.In the present embodiment, fingerprint identification module 22 has been selected the fingerprint application specific processor of chip model FSC7002 for use.
Fingerprint locking-controller 2 can for example link to each other second source interface 23 through the external power supply power supply with external power supply, also can be through fingerprint lockaid gun 1 to its power supply.In the present embodiment, fingerprint locking-controller 2 adopts 1 power supply of fingerprint lockaid gun, does not have the power supply power supply at ordinary times.When fingerprint lockaid gun 1 was inserted into fingerprint locking-controller 2, first power interface 16 and second source interface 23 linked to each other through power line, and the power supply 14 of said fingerprint lockaid gun 1 is given the power supply of fingerprint locking-controller through power line 3, and fingerprint locking-controller 2 obtains power supplys, starts working.
When fingerprint lockaid gun 1 was inserted into fingerprint locking-controller 2, first communication interface 16 linked to each other through data wire 4 with second communication interface 24, and said fingerprint lockaid gun 1 is realized transfer of data with fingerprint locking-controller 2 through data wire 4.
As further improvement, in the present embodiment, can select the direct current carrier communication for use between fingerprint lockaid gun 1 and the fingerprint locking-controller 2.The direct current carrier communication is meant and on direct current supply line, loads waveform that the transmission signal reaches power supply, the collinear transmission destination of signal.It is advantageous that, weld when reducing factory process, connect the time cost of holding wire and the material cost of holding wire; Reduce on the engineering and connect time cost and signal line material cost that holding wire is arranged.Its basic principle is to be loaded into power input with transmitting through carrier modulator; Signal outputs to receiving terminal through carrier wave; Receiving terminal comes out the signal demodulation on the power line through the carrier wave demodulation device again; Control after being handled by microcontroller, demodulator is supplied power to receiving terminal after with power supply voltage stabilizing rectifying and wave-filtering.Like this between fingerprint lockaid gun 1 and the fingerprint locking-controller 2 just not at the extra connection of needs, as shown in Figure 2, only use direct current supply line 34 to realize the transmission of power supply and signal.
Below the simple workflow of describing fingerprint lockaid gun 1 and fingerprint locking-controller 2, the software flow pattern of fingerprint lockaid gun 1 is with reference to Fig. 3, the software flow pattern of fingerprint locking-controller 2 is as shown in Figure 4.
Fingerprint lockaid gun 1 is gathered user's fingerprints and the FSC7002 chip through fingerprint characteristic extraction module 12 feature templates that takes the fingerprint through fingerprint sensor 13; Lockaid gun microcontroller 11 is transferred to fingerprint locking-controller 2 with command adapted thereto through direct current supply line 34 through the instruction indication of read operation module 18.On the operational module 18 action button is arranged, be used for operating accordingly selection.For example, can set when [registration/comparison] key is pressed above 2S, send register instruction, send the comparison instruction during less than 2S.When fingerprint register, if registration has template in the fingerprint locking-controller, then need the caretaker to verify, there is not then default registration caretaker template of enrollment.When [deleting/close the door] key was pressed above 2S, the deletion register instruction was sent during less than 2S and is closed the atretic body instruction.The indicating module 17 of fingerprint lockaid gun 1 carries out the various command prompting through LED flicker number of times or buzzer frequency and time length to the user and feeds back with the result.
Fingerprint lockaid gun 1 is as handheld device, can be by user or caretaker's keeping, and fingerprint locking-controller 2 is installed on the casing, during use, in the fingerprint locking-controller 2 of the casing that 1 insertion of fingerprint lockaid gun need be opened.
When fingerprint lockaid gun 1 was inserted into fingerprint locking-controller 2, fingerprint locking-controller 2 obtained power supply 14 through direct current supply line 34 and supplies with, and starts working.At first, fingerprint locking-controller 2 is accomplished self initial work, carries out on-line operation through direct current supply line 34 then, and if successful connection etc. control instruction to be read.Fingerprint locking-controller 2 can be realized fingerprint [registration], [comparison], [deletion], [closing the door] work.
Registration operation: when fingerprint locking-controller 2 gets access to [registration] instruction that fingerprint lockaid gun 1 sends; At first detect in self space and whether registered fingerprint; To carry out to register after administrator authentication passes through if having; There is not then default registration caretaker; The locking-controller microcontroller 21 of fingerprint locking-controller 2 begins from the lockaid gun microcontroller 11 of fingerprint lockaid gun 1, to obtain the fingerprint characteristic template data through direct current supply line 34, and after data were obtained completion, the FSC7002 chip of fingerprint characteristic identification module 22 received the fingerprint characteristic template and is stored in the fingerprint storage module 26 from locking-controller microcontroller 21.
Comparison operation: when fingerprint locking-controller 2 gets access to [comparison] that fingerprint lockaid gun 1 sends when instructing; The locking-controller microcontroller 21 of fingerprint locking-controller 2 begins from the lockaid gun microcontroller 11 of fingerprint lockaid gun 1, to obtain the fingerprint characteristic template data through direct current supply line 34; After data are obtained completion; The FSC7002 chip of fingerprint characteristic identification module 22 begins to carry out the comparison operation; The fingerprint characteristic template that will read from locking-controller microcontroller 21 compared with the fingerprint characteristic template that reads from fingerprint storage module 26, and will be if compare successfully through motor drive module 25 drive motors work unlatching lock body, unsuccessful then return failure result.
Deletion action: when fingerprint locking-controller 2 gets access to [deletion] instruction that fingerprint lockaid gun 1 sends; The fingerprint characteristic template that the FSC7002 chip of fingerprint characteristic identification module 22 begins to obtain fingerprint of administrator feature templates and fingerprint storage module 26 operation of comparing is if compare successfully then carry out corresponding deletion action.
Close door operation: when fingerprint locking-controller 2 got access to [closing the door] instruction that fingerprint lockaid gun 1 sends, locking-controller microcontroller 21 at first detected lock body and whether is in open mode, if then order motor drive module 25 actuating motor reverse turn operations, returns and closes the result.
Those skilled in the art can also carry out various modifications to above content under the condition of spirit that does not break away from the definite the utility model of claims and scope.Therefore the scope of the utility model is not limited in above explanation, but confirm by the scope of claims.
Claims (5)
1. a split type Fingerprint Lock is characterized in that, comprises fingerprint lockaid gun and fingerprint locking-controller,
The fingerprint lockaid gun comprises lockaid gun microcontroller, fingerprint characteristic extraction module, fingerprint sensor, power supply, first power interface, first communication interface, indicating module and operational module;
Fingerprint sensor links to each other with the fingerprint characteristic extraction module;
Fingerprint characteristic extraction module, first communication interface, operational module, indicating module link to each other with the lockaid gun microcontroller respectively;
Said fingerprint characteristic extraction module receives fingerprint image from fingerprint sensor, and the feature templates that takes the fingerprint;
Said lockaid gun microcontroller is used for the instruction of read operation module and obtains the fingerprint characteristic template from the fingerprint characteristic extraction module, and passes through first communication interface to locking-controller microcontroller transfer instruction and fingerprint characteristic template;
The fingerprint locking-controller comprises locking-controller microcontroller, fingerprint characteristic identification module, second source interface, second communication interface, motor drive module and fingerprint storage module;
The fingerprint storage module links to each other with the fingerprint characteristic identification module, and fingerprint characteristic identification module, second communication interface, motor drive module link to each other with the locking-controller microcontroller respectively;
The locking-controller microcontroller receives the instruction and the fingerprint characteristic template of sending from the lockaid gun microcontroller through second communication interface; The locking-controller microcontroller also reads the fingerprint comparison result from the fingerprint characteristic identification module; The fingerprint characteristic identification module is used for receiving the fingerprint characteristic template and being stored into the fingerprint storage module from the locking-controller microcontroller, perhaps will carry out fingerprint comparison with the fingerprint characteristic template that reads from the fingerprint storage module from the fingerprint characteristic template that the locking-controller microcontroller receives.
2. a kind of split type Fingerprint Lock according to claim 1; It is characterized in that; When the fingerprint lockaid gun was inserted into the fingerprint locking-controller, first communication interface linked to each other through data wire with second communication interface, and said fingerprint lockaid gun and fingerprint locking-controller are realized transfer of data through data wire.
3. a kind of split type Fingerprint Lock according to claim 1 is characterized in that, the second source interface of fingerprint locking-controller links to each other with external power supply and gives the power supply of fingerprint locking-controller; Perhaps, when the fingerprint lockaid gun was inserted into the fingerprint locking-controller, first power interface linked to each other through power line with the second source interface, and the power supply of said fingerprint lockaid gun is given the power supply of fingerprint locking-controller through power line.
4. a kind of split type Fingerprint Lock according to claim 1 is characterized in that said indicating module is LED, buzzer or LCD.
5. a kind of split type Fingerprint Lock according to claim 1 is characterized in that said operational module is a button.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203355248U CN202209092U (en) | 2011-09-08 | 2011-09-08 | Split fingerprint lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203355248U CN202209092U (en) | 2011-09-08 | 2011-09-08 | Split fingerprint lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202209092U true CN202209092U (en) | 2012-05-02 |
Family
ID=45988643
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203355248U Expired - Fee Related CN202209092U (en) | 2011-09-08 | 2011-09-08 | Split fingerprint lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202209092U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102359313A (en) * | 2011-09-08 | 2012-02-22 | 成都方程式电子有限公司 | Split type fingerprint lock |
| CN103049950A (en) * | 2012-12-02 | 2013-04-17 | 闵瑜 | Fingerprint lock with double fingerprint heads |
| CN105046773A (en) * | 2015-04-27 | 2015-11-11 | 深圳市浩卓科技有限公司 | Fingerprint lock system and door lock |
| CN110910539A (en) * | 2019-11-29 | 2020-03-24 | 中国科学院微电子研究所 | Self-powered fingerprint device and intelligent fingerprint lock |
-
2011
- 2011-09-08 CN CN2011203355248U patent/CN202209092U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102359313A (en) * | 2011-09-08 | 2012-02-22 | 成都方程式电子有限公司 | Split type fingerprint lock |
| CN103049950A (en) * | 2012-12-02 | 2013-04-17 | 闵瑜 | Fingerprint lock with double fingerprint heads |
| CN105046773A (en) * | 2015-04-27 | 2015-11-11 | 深圳市浩卓科技有限公司 | Fingerprint lock system and door lock |
| CN110910539A (en) * | 2019-11-29 | 2020-03-24 | 中国科学院微电子研究所 | Self-powered fingerprint device and intelligent fingerprint lock |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120502 Termination date: 20170908 |