CN203552329U - Near field communication (NFC)-based lock terminal - Google Patents
Near field communication (NFC)-based lock terminal Download PDFInfo
- Publication number
- CN203552329U CN203552329U CN201320735369.8U CN201320735369U CN203552329U CN 203552329 U CN203552329 U CN 203552329U CN 201320735369 U CN201320735369 U CN 201320735369U CN 203552329 U CN203552329 U CN 203552329U
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- China
- Prior art keywords
- nfc
- chip
- interface
- power switch
- double nip
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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- 238000004891 communication Methods 0.000 title abstract description 3
- 230000006698 induction Effects 0.000 claims description 8
- 230000005611 electricity Effects 0.000 abstract 2
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 239000000835 fiber Substances 0.000 description 2
- 230000005764 inhibitory process Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000006386 memory function Effects 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
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- Lock And Its Accessories (AREA)
Abstract
The utility model provides a near field communication (NFC)-based lock terminal, comprising an NFC antenna, a dual-interface NFC chip, a single chip, a power switch, a power supply battery and an electric lock, wherein the NFC antenna, the power switch and the single chip are connected with the dual-interface NFC chip; the power switch is connected with the single chip and the electric lock; the power supply battery is connected with the power switch; the electric lock is connected with the single chip. The lock terminal controls on/off of the power switch through an NFC technology; the power switch is in an off state under the condition of an ordinary state; the power supply battery does not provide electricity to the single chip and the electric lock; the power switch is in a communicated state after the dual-interface NFC chip is activated; the power supply battery provides electricity to the single chip and the electric lock. Therefore, the service life of the power supply battery is prolonged.
Description
Technical field
The utility model relates to coded lock gate inhibition field, and it is specifically related to a kind of locking terminal based on NFC.
Background technology
Some commercial units, as fiber cable cross connection box and light branch mailbox, for convenient for installation and maintenance, chamber door all can open type, is provided with mechanical lock on chamber door, and because the key of unblanking of same specification is all the same, lockset and key do not have uniqueness, so security is poor; Also there are at present some equipment to adopt electronic lock, but do not possess wired condition of power supply as device interiors such as fiber cable cross connection box and light branch mailbox, this electronic lock needs the normal phase of battery to power for it, even when locking in lockup state, battery is also in running order, battery can cause greatly the life-span shorter due to power consumption like this, cannot promote the use of.
Utility model content
The purpose of this utility model is to solve the problem that prior art exists, a kind of locking terminal based on NFC is provided, by NFC technology, control the open close of power switch, in normality situation, power switch is in off-state, supplying cell is not single-chip microcomputer and electric control lock power supply, after double nip NFC chip is activated, power switch is in connected state, and supplying cell is single-chip microcomputer and electric control lock power supply, make the action of Single-chip Controlling electric control lock change open and-shut mode, thereby extend the life-span of supplying cell.
In order to reach above-mentioned technical purpose, the utility model by the following technical solutions:
A kind of locking terminal based on NFC, comprise NFC antenna, double nip NFC chip, single-chip microcomputer, power switch, supplying cell and electric control lock, described NFC antenna, power switch and single-chip microcomputer is connected with described double nip NFC chip, described power switch is connected with electric control lock with described single-chip microcomputer, described supplying cell is connected with described power switch, and described electric control lock is connected with described single-chip microcomputer.
As such scheme preferably, described double nip NFC chip comprises NFC antennal interface and NFC field energy induction output interface, described NFC antenna is connected with described double nip NFC chip by described NFC antennal interface, and described power switch is connected with described double nip NFC chip by described NFC field energy induction output interface.
As such scheme preferably, described double nip NFC chip also includes line interface, described single-chip microcomputer is by described wireline interface and described double nip NFC chip wired connection.
As such scheme preferably, described double nip NFC chip is M24LR-E family chip, described NFC antennal interface is AC interface, described NFC field energy induction output interface is VOUT interface, described wireline interface is I
2c interface.
Owing to having said structure, the utility model has the following advantages compared to existing technology:
1, a kind of locking terminal based on NFC that the utility model provides, by NFC technology, control the open close of power switch, in normality situation, power switch is in off-state, and supplying cell is not single-chip microcomputer and electric control lock power supply, after double nip NFC chip is activated, power switch is in connected state, supplying cell is single-chip microcomputer and electric control lock power supply, makes the action of Single-chip Controlling electric control lock change open and-shut mode, thereby extends the life-span of supplying cell.
2, double nip NFC chip comprises NFC antennal interface and NFC field energy induction output interface interface, and the NFC antenna reception NFC data message connecting by NFC antennal interface, by the break-make of NFC field energy induction Output Interface Control power switch.
3, double nip NFC chip also includes line interface, for realizing by wired mode and the communicating by letter of single-chip microcomputer.
4, double nip NFC chip is M24LR-E family chip, realizes the wireless memory function of data, by AC interface, connects NFC antenna reception NFC data message, controls the break-make of power switch by VOUT interface.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the structured flowchart of the utility model embodiment.
Embodiment
Below in conjunction with accompanying drawing of the present utility model, the technical solution of the utility model is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, rather than whole embodiment.Embodiment based in the utility model, those of ordinary skills are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of the utility model protection.
As shown in Figure 1, the utility model provides a kind of locking terminal based on NFC, comprise NFC antenna 1, M24LR-E family chip 2, single-chip microcomputer 4, power switch 3, supplying cell 5 and electric control lock 6, described M24LR-E family chip 2 comprises AC interface, VOUT interface and I
2c interface, described NFC antenna 1 is connected with described M24LR-E family chip 2 by described AC interface, and described power switch 3 is connected with described M24LR-E family chip 2 by described VOUT interface, and described single-chip microcomputer 4 is by described I
2c interface is connected with described M24LR-E family chip 2, and described power switch 3 is connected with electric control lock 6 with described single-chip microcomputer 4, and described supplying cell 5 is connected with described power switch 3, and described electric control lock 6 is connected with described single-chip microcomputer 4.
A kind of locking terminal based on NFC that the utility model provides, by NFC technology, control the open close of power switch, in normality situation, power switch is in off-state, and supplying cell is for single-chip microcomputer power supply, after M24LR-E family chip is activated, power switch is in connected state, supplying cell is single-chip microcomputer and electric control lock power supply, makes the action of Single-chip Controlling electric control lock change open and-shut mode, thereby extends the life-span of supplying cell; M24LR-E family chip comprises AC interface, VOUT interface and I
2c interface, the NFC antenna reception NFC data message connecting by AC interface, by the break-make of VOUT interface control power switch, passes through I
2c interface is realized the wire communication with single-chip microcomputer.
The principle of work of the locking terminal based on NFC that the utility model provides is: during locking terminal based on NFC that the NFC Intelligent key that comprises identity information is provided near Fig. 1, M24LR-E family chip is by the NFC antenna reception identity information the storage that are connected with AC interface, M24LR-E family chip activates power switch by VOUT interface simultaneously, power switch is opened, supplying cell is single-chip microcomputer and electric control lock power supply, and single-chip microcomputer passes through I
2c interface reads the identity information of M24LR-E family chip storage, and the errorless rear control electric control lock of verification identity information is opened.
The above; it is only embodiment of the present utility model; but protection domain of the present utility model is not limited to this; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; can expect easily changing or replacing, within all should being encompassed in protection domain of the present utility model.Therefore, protection domain of the present utility model should be as the criterion with the protection domain of described claim.
Claims (4)
1. the locking terminal based on NFC, it is characterized in that, comprise NFC antenna, double nip NFC chip, single-chip microcomputer, power switch, supplying cell and electric control lock, described NFC antenna, power switch and single-chip microcomputer is connected with described double nip NFC chip, described power switch is connected with described electric control lock with described single-chip microcomputer, described supplying cell is connected with described power switch, and described electric control lock is connected with described single-chip microcomputer.
2. the locking terminal based on NFC according to claim 1, it is characterized in that, described double nip NFC chip comprises NFC antennal interface and NFC field energy induction output interface, described NFC antenna is connected with described double nip NFC chip by described NFC antennal interface, and described power switch is connected with described double nip NFC chip by described NFC field energy induction output interface.
3. the locking terminal based on NFC according to claim 2, is characterized in that, described double nip NFC chip also includes line interface, and described single-chip microcomputer is connected with described double nip NFC chip by wireline interface.
4. the locking terminal based on NFC according to claim 3, it is characterized in that, described double nip NFC chip is M24LR-E family chip, and described NFC antennal interface is AC interface, described NFC field energy induction output interface is VOUT interface, and described wireline interface is I
2c interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320735369.8U CN203552329U (en) | 2013-11-19 | 2013-11-19 | Near field communication (NFC)-based lock terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320735369.8U CN203552329U (en) | 2013-11-19 | 2013-11-19 | Near field communication (NFC)-based lock terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203552329U true CN203552329U (en) | 2014-04-16 |
Family
ID=50470413
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320735369.8U Expired - Lifetime CN203552329U (en) | 2013-11-19 | 2013-11-19 | Near field communication (NFC)-based lock terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203552329U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108256369A (en) * | 2016-12-29 | 2018-07-06 | 湖南星源智能装备有限公司 | A kind of NFC is intelligently opened and closed lock control device and system, control method |
| CN108292455A (en) * | 2015-10-22 | 2018-07-17 | 欧杰玛股份有限公司 | Electronic lock and electronic locking system for furniture, cabinet or locker |
-
2013
- 2013-11-19 CN CN201320735369.8U patent/CN203552329U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108292455A (en) * | 2015-10-22 | 2018-07-17 | 欧杰玛股份有限公司 | Electronic lock and electronic locking system for furniture, cabinet or locker |
| CN108256369A (en) * | 2016-12-29 | 2018-07-06 | 湖南星源智能装备有限公司 | A kind of NFC is intelligently opened and closed lock control device and system, control method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140416 |