Passive anti-theft lock with auxiliary solar energy supply and anti-theft method

Abstract

The invention relates to the technical field of anti-theft alarm equipment, and discloses a solar energy auxiliary energy supply passive anti-theft lock and an anti-theft method, the solar energy auxiliary energy supply passive anti-theft lock comprises a solar module for power supply, the solar module is connected with a plurality of anti-theft lock modules, and the plurality of anti-theft lock modules are matched with an active key; the anti-theft lock module comprises an energy storage module connected with the solar module, the energy storage module is connected with a control MCU, the control MCU is connected with a wireless transceiver module, a key interface and a time control module, the energy storage module is connected with a locking module, the locking module is respectively connected with the control MCU and the key interface, and the time control module is connected with the control MCU. The key interface is matched with the active key, and the wireless transceiver module is respectively in communication connection with the alarm and the active key; the method can effectively avoid the complexity of monitoring the electric quantity of a plurality of batteries, simplifies maintenance, saves resources, and can prevent shop assistants from stealing own commodities in non-working time periods.

Description

Technical Field

[0001] This application relates to the technical field of anti-theft alarm devices, specifically to a passive anti-theft lock and anti-theft method assisted by solar energy for power supply. Background Art

[0002] Currently, the functions of electronic locks are similar to those of traditional locks. Most of them are powered by energy storage batteries and need to monitor the battery power in the electronic lock at the same time. It is troublesome to replace the battery and wastes resources. Moreover, the keys of multiple locks under the same brand are the same and can be opened at any time with the key. In this way, it is easy to occur that the store clerk steals the store's own goods after closing the store with the clerk's key, and the situation of decoding and stealing using the same brand of electronic keys. Summary of the Invention

[0003] The purpose of this application is to provide a passive anti-theft lock and anti-theft method assisted by solar energy for power supply, which can effectively avoid the tediousness of monitoring the power of multiple batteries and prevent store clerks from stealing the store's own goods during non-working hours.

[0004] To achieve the above purpose, the present invention adopts the following technical solutions:

[0005] The passive anti-theft lock assisted by solar energy for power supply of the present invention includes a solar module for power supply. The solar module is connected to a plurality of anti-theft lock modules, and the plurality of anti-theft lock modules are matched with an active key;

[0006] The anti-theft lock module includes an energy storage module connected to the solar module. The energy storage module is connected to a control MCU. The control MCU is connected to a wireless transceiver module, a key interface, and a time control module. The energy storage module is connected to a locking module. The locking module is respectively connected to the control MCU and the key interface. The key interface is matched with the active key. The wireless transceiver module is respectively communicatively connected to an alarm and the active key.

[0007] Further, the energy storage module includes an energy storage capacitor.

[0008] Further, the control MCU is connected to a reading module for reading the information of the active key.

[0009] Further, the locking module includes a control switch whose control end is connected to the control MCU. The control switch is connected to a locking component.

[0010] Further, the control switch includes a field effect transistor and a relay.

[0011] Anti-theft method for a passive anti-theft lock assisted by solar energy. The solar photovoltaic module charges multiple energy storage capacitors simultaneously. The energy storage capacitors are used to supply power to the anti-theft lock module. The anti-theft lock module receives the wireless unlocking signal sent by the active key, and the control MCU receives the unlocking signal through the wireless transceiver module; or connects the active key to the key interface, and at the same time brings the active key close to the anti-theft lock module. The power supply inside the active key provides a power signal to the anti-theft lock module, and at the same time the control MCU reads the unlocking signal through the reading module; after obtaining the unlocking signal, the control MCU obtains the time signal through the time control module, and the control MCU determines whether the time signal is within the allowed unlocking period. If it is within the allowed unlocking period, the connection between the energy storage capacitor or the key interface and the locking component is conducted through the field effect transistor or the relay to achieve electronic drive unlocking; if it is not within the allowed unlocking period, an alarm signal is sent to the alarm through the wireless transceiver module for alarm.

[0012] Compared with the prior art, the beneficial effects of this application are:

[0013] The present invention can effectively avoid the tediousness of monitoring the battery levels of multiple batteries, simplify maintenance, save resources, and prevent store clerks from stealing their own goods during non-working hours. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the technical solutions of the embodiments of this application, the following will briefly introduce the drawings required for the embodiments. It should be understood that the following drawings only show some embodiments of this application, and therefore should not be regarded as limiting the scope. For those of ordinary skill in the art, without creative efforts, other related drawings can also be obtained based on these drawings.

[0015] Figure 1 It is a schematic structural diagram of this application. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0016] The following uses specific specific examples to illustrate the embodiments of the present invention. Those skilled in the art can easily understand the other advantages and effects of the present invention from the content disclosed in this specification. The present invention can also be implemented or applied through other different specific embodiments, and various details in this specification can also be modified or changed based on different viewpoints and applications without departing from the spirit of the present invention. It should be noted that, without conflict, the following embodiments and the features in the embodiments can be combined with each other.

[0017] It should be noted that the diagrams provided in the following embodiments only illustrate the basic concept of the present invention in a schematic manner. Therefore, only the layers related to the present invention are shown in the diagrams, rather than being drawn according to the number, shape, and size of the layers during actual implementation. The type, quantity, and ratio of each layer during actual implementation can be arbitrarily changed, and the layer layout type may also be more complex.

[0018] In the following description, a large number of details are explored to provide a more thorough explanation of the embodiments of the present invention. However, it is obvious to those skilled in the art that the embodiments of the present invention can be implemented without these specific details.

[0019] Please refer to Figure 1 , a passive anti-theft lock with solar-assisted energy supply, including a solar module for power supply, the solar module is connected with a plurality of anti-theft lock modules, and the plurality of anti-theft lock modules are matched with an active key;

[0020] The anti-theft lock module includes an energy storage module connected to the solar module, the energy storage module is connected with a control MCU, the control MCU is connected with a wireless transceiver module, a key interface and a time control module, the energy storage module is connected with a locking module, the locking module is respectively connected with the control MCU and the key interface, the key interface is matched with the active key, and the wireless transceiver module is respectively in communication connection with an alarm and the active key.

[0021] The control MCU is an STM32 single-chip microcomputer, the time control module is an RTC clock chip SD3077, the wireless transceiver module is a near-field communication module, one solar module is set for each counter, or one solar module is connected with a plurality of anti-theft lock modules of a plurality of counters to realize the electric energy conversion required for the corresponding connected plurality of anti-theft lock modules, with less wiring and convenient installation.

[0022] The energy storage module includes an energy storage capacitor. The energy storage capacitor is a super capacitor, which can meet the electric energy supply required for one unlocking and locking.

[0023] The control MCU is connected with a reading module for reading the information of the active key. A power supply and an RFID module matched with the reading module are arranged in the active key.

[0024] The locking module includes a control switch with a control end connected to the control MCU, and the control switch is connected with a locking component.

[0025] The control switch includes a field effect transistor and a relay.

[0026] Anti-theft method for a passive anti-theft lock with solar-assisted energy supply. The solar photovoltaic module charges multiple energy storage capacitors simultaneously. The energy storage capacitors are used to supply power to the anti-theft lock module. The anti-theft lock module receives the wireless unlocking signal sent by the active key, and the control MCU receives the unlocking signal through the wireless transceiver module; or connects the active key to the key interface, and at the same time brings the active key close to the anti-theft lock module. The power supply in the active key provides a power signal to the anti-theft lock module, and the control MCU reads the unlocking signal through the reading module; after obtaining the unlocking signal, the control MCU obtains the time signal through the time control module, and the control MCU judges whether the time signal is within the allowed unlocking period. If it is within the allowed unlocking period, the connection between the energy storage capacitor or the key interface and the locking component is conducted through the field effect transistor or the relay to achieve electronic drive unlocking; if it is not within the allowed unlocking period, an alarm signal is sent to the alarm through the wireless transceiver module for alarm.

[0027] The present invention can effectively avoid the cumbersome process of monitoring the battery levels of multiple batteries, simplify maintenance, save resources, and prevent store clerks from stealing their own goods during non-working hours.

[0028] In the above embodiments, although the present invention has been described in combination with specific embodiments of the present invention, according to the previous description, many substitutions, modifications, and variations of these embodiments will be obvious to those of ordinary skill in the art. The embodiments of the present invention are intended to cover all such substitutions, modifications, and variations that fall within the broad scope of the appended claims.

[0029] The above embodiments are only illustrative of the principles and effects of the present invention, and are not used to limit the present invention. Any person familiar with this technology can modify or change the above embodiments without departing from the spirit and scope of the present invention. Therefore, all equivalent modifications or changes made by those with ordinary knowledge in the technical field without departing from the spirit and technical ideas disclosed by the present invention should still be covered by the claims of the present invention.

Claims

1. Solar-assisted passive anti-theft lock, characterized by: It includes a solar module for power supply, the solar module is connected to a plurality of anti-theft lock modules, and the plurality of anti-theft lock modules are matched with active keys; The anti-theft lock module includes an energy storage module connected to the solar module, the energy storage module is connected to the control MCU, the control MCU is connected to a wireless transceiver module, a key interface and a time control module, the energy storage module is connected to a locking module, the locking module is respectively connected to the control MCU and the key interface, the key interface matches the active key, and the wireless transceiver module is respectively connected to the alarm and the active key for communication.

2. The solar-assisted passive anti-theft lock according to claim 1, characterized in that: The energy storage module includes an energy storage capacitor.

3. The solar-assisted passive anti-theft lock according to claim 1, characterized in that: The control MCU is connected to a reading module for reading the active key information.

4. The solar-assisted passive anti-theft lock according to claim 1, characterized in that: The locking module comprises a control switch whose control end is connected to the control MCU, and the control switch is connected to a locking component.

5. The solar-assisted passive anti-theft lock according to claim 4, characterized in that: The control switch includes a field effect tube and a relay.

6. The anti-theft method of the passive anti-theft lock with solar energy auxiliary power supply is characterized in that: A plurality of energy storage capacitors are charged simultaneously through a solar photovoltaic module, and the energy storage capacitors are used to power the anti-theft lock module. The anti-theft lock module receives a wireless unlocking signal sent by an active key, and controls the MCU to receive the unlocking signal through a wireless transceiver module; or an active key is connected to a key interface, and the active key is placed close to the anti-theft lock module, and a power supply signal is provided to the anti-theft lock module through a power supply in the active key, and the MCU is controlled to read the unlocking signal through a reading module; after obtaining the unlocking signal, the MCU is controlled to obtain a time signal through a time control module, and the MCU is controlled to determine whether the time signal is in a period of time in which unlocking is allowed. If it is in a period of time in which unlocking is allowed, the connection between the energy storage capacitor or the key interface and the locking component is turned on through a field effect tube or a relay, so as to realize electronic drive unlocking; If it is not within the unlocking period, an alarm signal will be sent to the alarm through the wireless transceiver module.

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