WO2011050563A1 - 一种光电密码锁系统 - Google Patents

一种光电密码锁系统 Download PDF

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Publication number
WO2011050563A1
WO2011050563A1 PCT/CN2010/001503 CN2010001503W WO2011050563A1 WO 2011050563 A1 WO2011050563 A1 WO 2011050563A1 CN 2010001503 W CN2010001503 W CN 2010001503W WO 2011050563 A1 WO2011050563 A1 WO 2011050563A1
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Prior art keywords
password information
photoelectric
unit
signal
decoding unit
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PCT/CN2010/001503
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English (en)
French (fr)
Inventor
范根喜
Original Assignee
Fan Genxi
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Publication of WO2011050563A1 publication Critical patent/WO2011050563A1/zh

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Classifications

    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05BLOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B47/00Operating or controlling locks or other fastening devices by electric or magnetic means
    • E05B47/06Controlling mechanically-operated bolts by electro-magnetically-operated detents
    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05BLOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B49/00Electric permutation locks; Circuits therefor ; Mechanical aspects of electronic locks; Mechanical keys therefor
    • E05B49/002Keys with mechanical characteristics, e.g. notches, perforations, opaque marks
    • E05B49/006Keys with mechanical characteristics, e.g. notches, perforations, opaque marks actuating opto-electronic devices

Definitions

  • the utility model belongs to the field of locks, in particular to a photoelectric lock system. Background technique
  • the purpose of the present invention is to provide an optical code lock, which aims to improve the security of the password lock system.
  • an optical code lock comprising:
  • an optoelectronic key that transmits password information in the form of a flash
  • a decoding unit mounted on the inner side of the door panel and connected to the electric lock, receiving an optical signal of the photoelectric key through an aperture reserved on the door panel and converting the electrical signal into an electrical signal, and then parsing from the electrical signal
  • the password information is output, and when the password information is detected to be the same as the pre-stored password information, the electric lock is controlled to be unlocked.
  • the photoelectric password lock system further includes:
  • An optical fiber that passes through a small hole reserved on the door panel and transmits an optical signal of the photoelectric key has one end fixed to an outer side surface of the door panel and the other end connected to a decoding unit mounted on an inner side surface of the door panel.
  • the photoelectric key includes:
  • a card reader connected to the password information storage card and reading the password information therefrom and then converted into an electrical pulse signal
  • a signal amplifying unit connected to the card reader and amplifying the electrical pulse signal
  • the light-emitting unit that is connected to the signal amplifying unit and that is amplified by the signal amplifying unit controls the light-emitting unit that is turned on and off.
  • the light emitting unit is an LED light.
  • the decoding unit includes:
  • a decoder coupled to the photosensitive device and the second cryptographic information storage card, configured to amplify the electrical signal and process the cryptographic information therefrom, and then into the second cryptographic information storage card
  • the pre-stored password information is compared, and when it is detected that the parsed password information is the same as the pre-stored password information, the electric lock is controlled to be unlocked.
  • the photosensitive device is a photodiode.
  • the electric lock includes an electric motor, an electromagnetic relay, and a mechanical lock: the decoding unit detects When the received password information is the same as the pre-stored password information, the motor and the electromagnetic relay are controlled to be activated, and the mechanical lock is opened by the motor to lock the mechanical lock.
  • the photoelectric password lock system further includes:
  • a power-off protection unit connected to the decoding unit, the electric lock, and the battery unit, and automatically connecting the power of the decoding unit and the electric lock to the power supply when the decoding unit is powered off
  • the battery unit automatically issues a warning when the battery is low.
  • the code lock system adopts the photoelectric control mode, and no key hole or electronic device is exposed, and the unlocked optical signal is introduced into the room by using a small hole reserved on the door plate or an optical fiber passing through the small hole as a carrier. , which greatly improves the security of the password lock system.
  • the use of the battery unit and the power-off protection device also helps to ensure that the system can work normally in the event of a power failure, and there is no possibility that the power can not be unlocked.
  • FIG. 1 is a schematic structural diagram of a structure of an optical code lock system provided by an embodiment of the present invention
  • FIG. 2 is a schematic structural diagram of the structure of the photoelectric key in the photoelectric combination lock system shown in FIG. 1;
  • FIG. 3 is a schematic diagram showing the structural composition of a decoding unit in the photoelectric combination lock system shown in FIG. 1. detailed description
  • the code lock system adopts the photoelectric control mode, and the small hole reserved on the door panel or the optical fiber passing through the small hole is used as a carrier, and the unlocked optical signal is introduced into the room and unlocked after the password verification is passed. action.
  • FIG. 1 shows the structural composition of an optical code lock system provided by an embodiment of the present invention. For the convenience of description, only parts related to the embodiment of the present invention are shown.
  • the photoelectric code lock system includes an optical key 1, a decoding unit 2, and a power lock 3, wherein the photoelectric key 1 arranges a specific set of passwords, sends the password information in the form of a flash, and the light passes through the door panel.
  • the reserved aperture 4 is sent to the decoding unit 2, the decoding unit 2 and the electric lock are both mounted on the inner side of the door panel, and the decoding unit 2 converts the electrical signal into an electrical signal after receiving the optical signal of the photoelectric key, and then parses the electrical signal.
  • the password information is output, and when the password information is detected to be the same as the password information pre-stored, the electric lock 3 connected thereto is controlled to be unlocked.
  • the electric lock 3 includes an electric motor, an electromagnetic relay, and a mechanical lock.
  • the decoding unit 2 controls the starter motor and the electromagnetic relay when detecting that the received password information is the same as the pre-stored password information, and the lock is opened by the motor driving the latch of the mechanical lock.
  • the optical fiber can be used as a transmission carrier for the optical signal.
  • the optical fiber passes through the small hole 4 reserved in the door panel, one end is fixed to the outer side of the door panel, and the other end is connected to the decoding unit 2 mounted on the inner side of the door panel.
  • the 2 is a structural example of the photoelectric key 1, which is connected to the card reader 12, and the card reader 12 reads from the first password information storage card 11.
  • the password information is then converted into an electrical pulse signal, and the signal amplifying unit 13 connected to the card reader 12 amplifies the electrical pulse signal to adapt to the light emitting unit 14
  • the performance requirement is that the power pulse signal amplified by the signal amplifying unit 13 controls the power supply of the light-emitting unit 14 to be turned on and off, and the light-emitting unit M is driven to blink, so that the light-emitting unit 14 outputs the password information with or without illumination as a basic feature code.
  • the light emitting unit 14 can be implemented by using an LED lamp.
  • the decoder 22 simultaneously connects the photosensor 21 and the second password information storage card 23, and the photosensor 21 is located at the inner side of the door panel.
  • the position of the hole 4 receives the optical signal from the photoelectric key 1 and is converted into an electrical signal, and the decoder 22 shapes and amplifies the electrical signal and parses the password information therefrom, and then stores the password pre-stored with the second password information storage card 23.
  • the information is compared, and when it is detected that the parsed password information is the same as the pre-stored password information, the electric lock 3 is controlled to be unlocked.
  • the photosensitive device 21 can employ a photosensitive diode.
  • the utility model adds a battery unit (such as a rechargeable battery) and a power-off protection unit to the system, and powers off.
  • the protection unit is connected with the decoding unit 2, the electric lock 3 and the battery unit, and automatically connects the power of the decoding unit and the electric lock to the battery unit when the system is powered off to ensure the normal operation of the system, and automatically issues a warning when the battery is insufficient, to remind User charging.

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  • Lock And Its Accessories (AREA)

Description

一种光电密码锁系统 技术领域
[0001 ] 本实用新型属于锁具领域,尤其涉及-种光电密码锁系统。 背景技术
[0002] 传统的弹子锁的密码匙量低、安全性差,而且有钥匙孔暴露在外,用万能钥匙或者 开锁工具就能打开。无论密码锁或者指紋锁,都有部分电子装置暴露在外,就存在了暴力开 锁或者破坏的危险,安全性有待提高。 实用新型内容
[0003] 本实用新型的目的在于提供一种光电密码锁,旨在提高密码锁系统的安全性。
[0004] 本实用新型是这样实现的,一种光电密码锁,包括:
[0005] 安装于门板的内侧面的电动锁;
[0006] 以闪光形式发送密码信息的光电密码匙;
[0007] 安装于门板的内侧面、与所述电动锁连接的解码单元,其通过门板上预留的小孔 接收所述光电密码匙的光信号并转换为电信号,然后从电信号中解析出密码信息,当检测 到所述密码信息与预存的密码信息相同时,控制所述电动锁开锁。
[0008] 进一步地,所述的光电密码锁系统还包括:
[0009] 穿过所述门板上预留的小孔、传输所述光电密码匙的光信号的光纤,其一端固定 于门板的外侧面、另一端连接安装于门板的内侧面的解码单元。
[0010] 进一步地,所述光电密码匙包括:
[0011 ] 第一密码信息存储卡;
[0012] 与所述密码信息存储卡连接、并从中读取密码信息然后转换为电脉冲信号的读卡 器;
[0013] 与所述读卡器连接、对所述电脉冲信号放大处理的信号放大单元;
[0014] 与所述信号放大单元连接、由所述信号放大单元放大处理过的电脉冲信号控制电 源通断的发光单元。
[0015] 进一步地,所述发光单元为 LED灯。
[0016] 进一步地,所述解码单元包括:
[0017] 第二密码信息存储卡;
[0018] 位于门板的内侧面预留的小孔处、接收所述光电密码匙的光信号并转换为电信号 的光敏器件;
[0019] 与所述光敏器件和所述第二密码信息存储卡连接的解码器,用于将所述电信号整 形放大处理并从中解析出密码信息,然后与所述第二密码信息存储卡中预存的密码信息进 行比较,当检测到解析出的密码信息与预存的密码信息相同时,控制所述电动锁开锁。
[0020] 进一步地,所述光敏器件为光敏二极管。
[0021 ] 进一步地,所述电动锁包括电动机、电磁继电器和机械锁:所述解码单元在检测到 接收的密码信息与预存的密码信息相同时,控制启动所述电动机和所述电磁继电器,由所 述电动机带动将所述机械锁的锁闩而将机械锁打开。
[0022] 进一步地,所述光电密码锁系统还包括:
[0023] 电池单元;
[0024] 断电保护单元,与所述解码单元、所述电动锁和所述电池单元连接,当所述解码单 元断电后自动将所述解码单元和所述电动锁的电源接到所述电池单元,当电量不足时自动 发出警告。
[0025] 本实用新型中,密码锁系统采用光电控制方式,没有钥匙孔或电子装置暴露在外, 以门板上预留的小孔或穿过小孔的光纤作为载体,把开锁的光信号引入室内,从而极大的 提高了密码锁系统的安全性。同时电池单元和断电保护装置的采用也有助于保证在断电情 况下系统能正常工作,不会出现断电无法开锁的情况。 附图说明
[0026] 图 1是本实用新型实施例提供的光电密码锁系统的结构组成原理图;
[0027] 图 2是图 1所示光电密码锁系统中光电密码匙的结构组成原理图;
[0028] 图 3是图 1所示光电密码锁系统中解码单元的结构组成原理图。 具体实施方式
[0029] 为了使本实用新型的目的、技术方案及优点更加清楚明白,以下结合附图及实施 例,对本实用新型进行进一步详细说明。应当理解,此处所描述的具体实施例仅仅用以解释 本实用新型,并不用于限定本实用新型。
C0030] 本实用新型实施例中,密码锁系统采用光电控制方式,以门板上预留的小孔或穿 过小孔的光纤作为载体,把开锁的光信号引入室内并在密码验证通过后执行开锁动作。
[0031 ] 图 1示出了本实用新型实施例提供的光电密码锁系统的结构组成,为了便于描 述,仅示出了与本实用新型实施例相关的部分。
[0032] 参照图 1,光电密码锁系统包括光电密码匙 1、解码单元 2以及电动锁 3,其中,光电 密码匙 1编排一组特定的密码,以闪光的形式发送密码信息,光线通过门板上预留的小孔 4 发送到解码单元 2,解码单元 2和电动锁均安装于门板的内侧面,解码单元 2在接收到光电 密码匙的光信号后转换为电信号,然后从电信号中解析出密码信息,当检测到密码信息与 其预存的密码信息相同时,控制与其连接的电动锁 3开锁。 电动锁 3包括电动机、电磁继电 器和机械锁,解码单元 2在检测到接收的密码信息与预存的密码信息相同时,控制启动电 动机和电磁继电器,由电动机带动机械锁的锁闩而将锁打开。
[0033] 为使光电密码匙 1发出的光信号在到达解码单元 2之前不受电磁波干扰,且降低 损耗以使解码单元 2能够完整准确地接收识别包含密码信息的光信号,本实用新型实施例 中,可以使用光纤作为光信号的传输载体,光纤穿过门板上预留的小孔 4,一端固定于门板 的外侧面,另一端则连接安装于门板的内侧面的解码单元 2。
[0034] 图 2为光电密码匙 1的一种结构示例,第一密码信息存储卡 11 (如 SD卡等)与读 卡器 12连接,读卡器 12从第一密码信息存储卡 11中读取密码信息然后转换为电脉冲信 号,与读卡器 12连接的信号放大单元 13对该电脉冲信号进行放大处理,以适应发光单元 14 的性能需求,经信号放大单元 13放大处理过的电脉冲信号控制发光单元 14的电源通断,驱 动发光单元 M进行闪烁,从而发光单元 14以有光照或无光照作为基本特征码输出密码信 息。 其中发光单元 14可采用 LED灯来实现。
[0035] 图 3为解码单元 2的一种结构示例,如图 3所示,解码器 22同时连接光敏器件 21 和第二密码信息存储卡 23,光敏器件 21位于门板的内侧面预留的小孔 4的位置,接收光电 密码匙 1发出的光信号并转换为电信号,解码器 22将该电信号整形放大处理并从中解析出 密码信息,然后与第二密码信息存储卡 23中预存的密码信息进行比较,当检测到解析出的 密码信息与预存的密码信息相同时,控制电动锁 3开锁。 其中,光敏器件 21可采用光敏二 极管。
[0036] 进-步地,考虑到密码锁系统可能在使用的过程中出现断电现象,本实用新型在 系统中加设一电池单元(如可充电电池)和一断电保护单元,断电保护单元与解码单元 2、 电动锁 3和电池单元连接,当系统断电后自动将解码单元和电动锁的电源接到电池单元以 保证系统正常工作,而当电量不足时自动发出警告,以提醒用户充电。
[0037] 以 所述仅为本实用新型的较佳实施例而己,并不用以限制本实用新型,凡在本 实用新型的精神和原则之内所作的任何修改、等同替换和改进等,均应包含在本实用新型 的保护范围之内。

Claims

权 利 要 求 书
1.一种光电密码锁系统,其特征在于,包括:
安装于门板的内侧面的电动锁;
以闪光形式发送密码信息的光电密码匙;
安装于门板的内侧面、与所述电动锁连接的解码单元,其通过门板上预留的小孔接收 所述光电密码匙的光信号并转换为电信号,然后从电信号中解析出密码信息,当检测到所 述密码信息与预存的密码信息相同时,控制所述电动锁开锁。
2. 如权利要求 1所述的光电密码锁系统,其特征在于,还包括:
穿过所述门板上预留的小孔、传输所述光电密码匙发出的光信号的光纤,其一端固定 于门板的外侧面、另一端连接安装于门板的内侧面的解码单元。
3. 如权利要求 1所述的光电密码锁系统,其特征在于,所述光电密码匙包括: 第一密码信息存储卡;
与所述密码信息存储卡连接、并从中读取密码信息然后转换为电脉冲信号的读卡器; 与所述读卡器连接、对所述电脉冲信号放大处理的信号放大单元;
与所述信号放大单元连接、由所述信号放大单元放大处理过的电脉冲信号控制电源通 断的发光单元。
4. 如权利要求 3所述的光电密码锁系统,其特征在于,所述发光单元为 LED灯。
5. 如权利要求 1所述的光电密码锁系统,其特征在于,所述解码单元包括: 第二密码信息存储卡;
位于门板的内侧面预留的小孔处、接收所述光电密码匙的光信号并转换为电信号的光 敏器件;
与所述光敏器件和所述第二密码信息存储卡连接的解码器,用于将所述电信号整形放 大处理并从中解析出密码信息,然后与所述第二密码信息存储卡中预存的密码信息进行比 较,当检测到解析出的密码信息与预存的密码信息相同时,控制所述电动锁开锁。
6. 如权利要求 5所述的光电密码锁系统,其特征在于,所述光敏器件为光敏二极管。
7. 如权利要求 1所述的光电密码锁系统,其特征在于,所述电动锁包括电动机、电磁继 电器和机械锁;所述解码单元在检测到接收的密码信息与预存的密码信息相同时,控制启 动所述电动机和所述电磁继电器,由所述电动机带动所述机械锁的锁闩而将机械锁打幵。
8. 如权利要求 1所述的光电密码锁系统,其特征在于,还包括:
电池单元;
断电保护单元,与所述解码单元、所述电动锁和所述电池单元连接,当所述解码单元断 电后自动将所述解码单元和所述电动锁的电源接到所述电池单元,当电量不足时自动发出 警告。
PCT/CN2010/001503 2009-10-26 2010-09-27 一种光电密码锁系统 WO2011050563A1 (zh)

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