WO2014117650A1

WO2014117650A1 - Electronic door lock system

Info

Publication number: WO2014117650A1
Application number: PCT/CN2014/070765
Authority: WO
Inventors: 徐志国
Original assignee: 武汉普林光通科技有限公司
Priority date: 2013-01-30
Filing date: 2014-01-17
Publication date: 2014-08-07
Also published as: CN103089078B; CN103089078A

Abstract

An electronic door lock system comprises a power supply control module (15), an electronic latch module (16) and a mechanical lock module (14). The power supply control module (15) provides an open/close driving voltage for the electronic latch module (16). The electronic latch module (16) controls whether the mechanical lock module (14) can open normally.

Description

Electronic door lock system

The present invention relates to the field of communication control technologies, and in particular, to an electronic door lock system. Background technique

Electronic door lock systems have been used in many fields, such as automatic access control systems in the security field and cabinet access control systems in the field of automatic control. Electronic door lock systems have emerged as an indispensable means.

Traditional electronic door lock systems often use electromagnetic gate valves for control and management. The system needs continuous power supply and high power consumption.

However, in many environments, the power supply cannot be effectively supplied, or the power supply system provided does not meet the requirements for power supply, and cannot meet the continuous power supply, thus affecting the normal use of the electronic door lock system in such an environment.

There is a cable transfer box with a smart door lock for outdoor communication, but there is no power supply inside the smart door lock, and the power must be supplied by the key.

All of the above solutions and patents have involved various implementations of electronic door lock systems, however, the electronic door lock system is in a failed state when it is unable to provide effective continuous power supply. Summary of the invention

The present invention is directed to a defect in the prior art solution, and provides an electronic door lock system including a power supply control module, an electronic door latch module, and a mechanical lock module, which can ensure a complete electronic door lock system when the power supply system has a low power supply amount. Still working properly. Its technical solutions are as follows:

An electronic door lock system including a mechanical lock module, a power supply control module, and an electronic door latch module provided by the embodiment of the invention includes:

The electronic door latch module includes a sensor capable of sensing a mechanical key inserted into the keyhole; when the sensor senses that the mechanical key is inserted into the keyhole, the mechanical key insertion signal is sent to the power supply control module, and the electronic door lock system determines whether it is a legitimate user; For a legitimate user, the driving voltage is not supplied to the electronic door latch module, and the mechanical lock module can be normally turned on; if it is an illegal user, the driving voltage is supplied to the electronic door latch module, the driving electronic door latch is closed, and the mechanical lock module cannot be normally opened. When the mechanical key is removed, the electronic latch module returns to the original open state. When the mechanical key is removed, the electronic latch module returns to its original open state.

When the power supply control module receives the unlocking information, the forward voltage is supplied to the electronic door latch module, the electronic door latch module is turned on, the power supply control module is powered off, the electronic door latch module is kept open, and the mechanical lock module can be normally turned on; when the power supply control module receives When the information is blocked, the reverse voltage is supplied to the electronic latch module, the electronic latch module is turned off, the power supply control module is powered off, the electronic latch module remains closed, and the mechanical lock module cannot be normally turned on.

The embodiment of the invention adopts an electronic door lock system including a mechanical lock module, a power supply control module and an electronic door latch module, which greatly reduces the pressure on the power supply part of the power supply control module, and can be used in many cases without the traditional power supply mode. Electronic door lock system is conducive to the promotion and application of such electronic door lock products. DRAWINGS

The invention has the following figures:

1 is a schematic structural view of a conventional box mechanical door lock of the present invention;

2 is a schematic structural view of an electronic door lock system of the present invention;

3 is a schematic structural view of an electronic door latch module according to the present invention for controlling a mechanical lock module; FIG. 4 is a second structural schematic diagram of an electronic door latch module according to the present invention for controlling a mechanical lock module; FIG. 5 is an electronic door latch module of the present invention; The third structural schematic diagram of the mechanical lock module is controlled; FIG. 6 is a schematic plan view of the electronic door lock system with the sensor in a top view when the mechanical key is not inserted;

7 is a schematic plan view showing a top view of an electronic door lock system with an inductor when a mechanical key is inserted;

8 is a schematic structural view showing a closed state of another electronic door lock system of the present invention;

FIG. 9 is a schematic structural view showing an open state of another electronic door lock system of the present invention. detailed description

The technical solutions in the embodiments of the present invention are fully and clearly described in the following with reference to the drawings in the embodiments of the present invention. It is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. Base All other embodiments obtained by those skilled in the art without creative efforts are within the scope of the present invention.

In the following, only a certain type of box mechanical lock module is taken as an example for illustration. It can be realized that such a mechanical lock module may be structurally different depending on different applications/different models, and the related structure may be different. It should not be construed as limiting the invention. As shown in FIG. 1 , a conventional box body in which the box body 11 and the box door 12 - side are fixedly connected by a link hinge 13 , the mechanical lock module 14 is composed of a key hole 41 , a gear plate 42 , a card strip 43 , a card The locking bolts 44 are formed in common, wherein the keyhole 41 is responsible for rotating the gear plate 42, and the gear plate 42 is responsible for driving the movement of the clamping bar 43, and the clamping tongue 44 is responsible for opening/closing the casing 11 and the door 12 .

Embodiment 1 A electronic door lock system including a mechanical lock module 14, a power supply control module 15, and an electronic door latch module 16, including an electronic door latch module 16 having an inductor 48 capable of sensing a mechanical key 49 inserted into the keyhole 41; When the sensor 48 senses that the mechanical key 49 is inserted into the keyhole 41, it sends a mechanical key insertion signal to the power supply control module 15, and the electronic door lock system determines whether it is a legitimate user; if it is a legitimate user, the driving voltage is not supplied to the electronic latch module 16. The mechanical lock module 14 can be normally opened; if it is an illegal user, the driving voltage is supplied to the electronic latch module 16, the driving electronic door latch 64 is closed, and the mechanical lock module 14 cannot be normally opened. When the mechanical key 49 is pulled out, the sensor 48 sends the relevant key pull-out signal to the power supply control module 15, and the electronic door latch module 16 returns to the original open state. A schematic diagram of the relevant structure is shown in Figure 2.

The power supply control module 15 can be a power supply module controlled by multiple channels, for example, controlled by a remote system network management, external magnetic card swipe control, and the like. The power supply control module 15 can be controlled by various channels. Specifically, the power supply control module 15 triggered by which way to provide the driving voltage for turning on/off the electronic door latch module 16 does not constitute a limitation of the present invention.

The power supply control module 15 can be powered by a controllable battery, or a photovoltaic power supply, or other power supply mode. The specific configuration does not constitute a limitation of the present invention.

The inductor 48 can be implemented in various manners, such as: a pressure sensor installed at the end of the keyhole 41, a touch switch, or a proximity sensor installed in the middle of the keyhole 41; the embodiment is only It is shown that when the mechanical key 49 is inserted, the sensor 48 is able to sense the relevant state, and the specific form of the sensor 48 does not constitute a limitation of the present invention.

The sensor 48 can also be an electronic switch, which is responsible for turning on the power supply control module to supply power to the electronic door latch module when the mechanical key is inserted into the keyhole or when the mechanical lock handle is open. Convenient control of the electronic latch.

The sensor 48 may be in the state of an induction mechanical key insertion or an induction mechanical lock handle opening; the embodiment merely indicates that the sensor 48 can sense this state when a mechanical lock is about to be opened.

The electronic latch module 16 is responsible for controlling whether the mechanical lock module 14 can be normally opened. The electronic latch module 16 can be responsible for controlling the stroke of the mechanical lock clip 43. As shown in FIG. 3 and FIG. 4, FIG. 3 is an electronic latch module. 16 controls the 43-position of the card strip and one end of the gear plate 42. FIG. 4 shows the position of the electronic door latch module 16 for controlling the card fixing block 46 on the card bar 43. The electronic door latch module 16 may also be responsible for the locking of the mechanical lock device. The card slot 47 on the 45, thereby controlling the lock head 45 and the like, as shown in FIG. 5; of course, the electronic door latch module 16 can also be responsible for jamming the keyhole 41 in the mechanical key module 14 not working properly; for the electronic latch module 16 There are many ways to control the mechanical lock module 14, and the specific construction manner does not constitute a limitation of the present invention.

After the electronic latch module 16 has a voltage on, the latch 61 is extended, and the latch 61 is automatically retracted after the power is turned off, and the latch 61 is retracted.

The electronic latch module 16 may be a one-way holding electromagnet 64 in which the bearing 63 is extended after the energization, the bearing 63 is retracted after the power is off, and may be other related structures having such a function. The specific form of the electronic latch module 16 does not constitute a limitation of the present invention.

6 and FIG. 7 are schematic diagrams showing the structure of the electromagnet 64 which is unidirectionally held after the power is turned off as the electronic latch module 16 in the electronic door lock system of the embodiment.

6 is a structural view showing a state in which the mechanical key 49 is not normally inserted, in which the sensor 48 is located at the end of the keyhole 41, the electronic latch module 16 is in an open state, and the electromagnet bearing 63 is retracted.

7 is a structural diagram of the state in which the mechanical key 49 is inserted. At this time, the sensor 48 senses that the mechanical key 49 is inserted into the keyhole 41, and sends a signal to the power supply control module 15, and the power supply control module 15 determines whether it is a legitimate user; In the case of an illegal user, the drive electronic latch module 16 is closed and the electromagnet bearing 63 is ejected to restrict the opening of the mechanical lock 14. If it is a legitimate user, the power supply control module 15 does not respond, and the mechanical lock 14 is normally opened.

When the mechanical key 49 is pulled out, the electronic latch module 16 is restored to the open state, the electromagnet bearing 63 is automatically retracted, and the electronic door lock system returns to the relevant state shown in FIG.

The first embodiment of the present invention adopts the electronic door lock system with the sensor structure, only provides the driving voltage when the motor is turned off, which greatly reduces the power requirement of the electronic door lock system, thereby ensuring the electronic door lock in the low battery state. The system can still work normally; and in the state that the electronic door lock system completely fails due to various reasons, the mechanical lock module can still be opened by the ordinary mechanical key, thereby avoiding the fact that the electronic door lock system is suddenly effective and cannot open the door. The problem is conducive to the promotion and application of the electronic door lock system.

Embodiment 2: An electronic door lock system including a mechanical lock module 14, a power supply control module 15, and an electronic door latch module 16, including a power supply control module 15 only responsible for providing an on/off drive voltage for the electronic door latch module 16, the electronic door latch module 16 is responsible for controlling whether the mechanical lock module 14 can be normally opened, and the mechanical lock module 14 is responsible for controlling the opening/closing of the box 11 and the box door 12. among them:

The power supply control module 15 is responsible for providing an on/off driving voltage for the electronic door latch module 16. The control circuit connection mode of the power supply control module 15 and the electronic door latch module 16 can be connected by two wires, three wires or four wires. The electronic latch module 16 provides the required forward or reverse voltage, and the particular manner of attachment does not constitute a limitation of the present invention.

After the electronic latch module 16 has the forward voltage applied, the latch 61 is extended, and the latch 61 is extended after the power is turned off; after the reverse voltage is turned on, the latch 61 is retracted, and the latch 62 is retracted after the power is turned off. State of function.

The electronic latch module 16 can be an electromagnet 62 or a DC motor drive lever in a bidirectional self-holding state after power-off, or other device structure having the function, and the device can be used to control whether the mechanical lock 14 can be normally opened, and the specific structure The manner does not constitute a limitation of the invention.

8 is a schematic structural view of the electronic door latch system 16 in the electronic door lock system in which the electronic door latch module 16 is self-retaining after the power is off, and the system is in a closed state; wherein the electromagnet bearing 63 constituting the electronic latch module 16 is extended. The mechanical lock module 14 is stuck with one of the strips ₄₃ at one end of the gear plate 42, and the clip 43 cannot move up and down normally, thereby causing the mechanical lock module 14 to fail to open.

9 is a schematic structural view of the electronic door lock system of the present structure in an open state; wherein, the power supply control module 15 provides an open forward voltage to the electromagnet 62, the electromagnet bearing 63 is retracted, the power supply control module 15 is powered off, and the battery iron bearing 63 remains in the retracted state, the card strip 43 can be normally moved, and the mechanical lock module 14 can be normally opened.

When the electronic door lock system needs to be closed, the card strip in the mechanical lock module 14 is closed, the power supply control module 15 provides a closed reverse voltage to the electromagnet 62, the electromagnet bearing 63 is extended, the power supply control module 15 is powered off, and the electromagnetic The iron bearing 63 is kept in the extended state, and the mechanical lock clip 43 is caught, so that the mechanical lock module 14 cannot be opened, and the system state returns to the state of Fig. 8.

The second embodiment of the present invention uses the power supply control module 15 to provide only the on/off state to the electronic door latch module 16. The driving voltage greatly reduces the power requirement of the electronic door lock system, thereby ensuring that the electronic door lock system can still work normally under low power state, which is beneficial to the promotion and application of the electronic door lock system.

Compared with the first embodiment, the second embodiment of the present invention has the characteristics of simple structure, and is advantageous for the promotion and application of the electronic door lock system.

Embodiment 3: An electronic door lock system including a mechanical lock module 14, a power supply control module 15, and an electronic door latch module 16, the difference between the foregoing embodiment 1 of the present embodiment is:

When the illegal user inserts the mechanical key 49, the power supply control module 15 drives the electronic door latch module 16 to turn off and then powers off, and the electronic door latch module 16 remains in the closed state, as shown in FIG. 9; when the user pulls out the mechanical key 49, the power supply control module 15 drives After the electronic latch module 16 is turned on, the electronic latch module 16 is turned off, as shown in FIG.

The third embodiment of the present invention and the foregoing embodiment 2 further have the feature that the power supply control module 15 does not need to be continuously powered when the electronic door latch module 16 is kept in the off/on state, and the overall energy consumption can be better reduced.

In summary, the electronic door lock system installed on the door of the cabinet with the box structure provided by the embodiment of the present invention is described in detail. In this paper, some specific examples are applied to the principle and implementation of the present invention. The method has been described. The description of the above embodiments is only for helping to understand the method and the core idea of the present invention. At the same time, those skilled in the art, according to the idea of the present invention, will have specific implementations and application scopes. The contents of this specification are not to be construed as limiting the invention.

Claims

claims

1. An electronic door lock system including a power supply control module, an electronic door latch module, and a mechanical lock module, characterized in that the electronic door latch module contains a sensor that can sense the insertion of a mechanical key into the keyhole; when the sensor senses the insertion of a mechanical key, When entering the keyhole, a mechanical key insertion signal is sent to the power supply control module, and the electronic door lock system determines whether the user is a legal user; if it is a legal user, it does not provide driving voltage to the electronic door latch module, and the mechanical lock module opens normally; if it is an illegal user, Then the driving voltage is provided to the electronic door latch module, driving the electronic door latch to close, and the mechanical lock module cannot be opened normally; when the mechanical key is pulled out, the electronic door latch module returns to its original open state.

2. The electronic door lock system according to claim 1, wherein the power supply control module includes a controllable battery power supply unit, a photovoltaic power supply unit, or other power supply units.

3. The electronic door lock system according to claim 2, characterized in that the power supply control module controls the power supply unit through multiple channels. After receiving the triggering instruction, the power supply module provides an opening/closing drive to the electronic door H module. Voltage.

4. The electronic door lock system according to claim 3, characterized in that the electronic door latch module contains a sensor that can sense the insertion of a mechanical key into the keyhole, or sense that the mechanical lock handle is opened.

5. The electronic door lock system according to claim 3, characterized in that the sensor in the electronic door latch module is an electronic switch, responsible for guiding the switch when the mechanical key is inserted into the keyhole or when the mechanical lock handle is opened. The circuit that supplies power to the electronic door latch module through the power supply control module.

6. The electronic door lock system according to claim 3, characterized in that the electronic door latch module is responsible for controlling whether the mechanical lock module can be opened normally, and one end or the middle end of the clamp strip in the mechanical lock module is controlled by the electronic door latch module, or by The electronic door latch module is responsible for blocking the lock head of the mechanical lock, or the electronic door latch module is responsible for blocking the keyhole in the mechanical key module to prevent normal operation, thereby controlling the normal opening of the mechanical lock module.

7. The electronic door lock system according to any one of claims 1 to 6, characterized in that the power supply control module continues to operate until it receives a signal from the sensor that the key is pulled out or that the mechanical lock handle is in a closed state. Provide driving voltage to the electronic door latch module, and the electronic door latch module remains closed; when receiving the key removal signal from the sensor, the electronic door latch module returns to the open state after the power supply control module stops supplying power.

8. The electronic door lock system according to claim 7, wherein the electronic door latch module has the function of extending the door latch after the voltage is turned on, and automatically retracting the door latch after the power is turned off, and maintaining the door latch in the retracted state.

9. The electronic door lock system according to claim 8, wherein the electronic door latch module can be a one-way self-maintaining electromagnet with a bearing that extends when the power is turned on and retracts after the power is turned off, or other similar functions. Functionally related structural devices.

10. An electronic door lock system including a power supply control module, an electronic door latch module, and a mechanical lock module. The characteristic is that when the power supply control module receives unlocking information, it provides a forward voltage to the electronic door latch module, and the electronic door latch module turns on and supplies power. When the control module is powered off, the electronic latch module remains open, and the mechanical lock module can be opened normally; when the power supply control module receives the locking information, it provides a reverse voltage to the electronic latch module, the electronic latch module is closed, the power supply control module is powered off, and the electronic The door latch module remains closed and the mechanical lock module cannot be opened normally.

11. The electronic door lock system as claimed in claim 10, characterized in that the control circuit connection mode between the power supply control module and the electronic door latch module can adopt a two-wire, three-wire or four-wire connection mode, and is responsible for providing the electronic door latch module with the required forward or reverse turn-on/off drive voltage.

12. The electronic door lock system according to claim 11, wherein the electronic door latch module has the function of opening after the forward voltage is turned on, retracting the door latch, and maintaining the retracted state of the door latch after the power is turned off; After the voltage is turned off, the door latch is extended and the door latch is kept extended after the power is turned off.

13. The electronic door lock system according to claim 12, characterized in that the electronic door latch module is an electromagnet or a DC motor driven lever that maintains a two-way self-maintaining state after power failure, or other device structures with this function.