CN217982357U - Anti-disassembly monitoring system - Google Patents
Anti-disassembly monitoring system Download PDFInfo
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- CN217982357U CN217982357U CN202221439638.1U CN202221439638U CN217982357U CN 217982357 U CN217982357 U CN 217982357U CN 202221439638 U CN202221439638 U CN 202221439638U CN 217982357 U CN217982357 U CN 217982357U
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Abstract
The utility model discloses an anti-disassembly monitored control system belongs to anti-disassembly technical field, include: the power module is electrically connected with the RTC chip and the CPU, the CPU is also electrically connected with the EEPROM memory chip, the RTC chip and the communication module, the communication module is in communication connection with the server, the circuit is simple, the cost is low, the function of running in the battery maintenance time after the RTC chip is started is utilized, the mechanism that the time of the power supply of the backup battery is recovered to the original state after the RTC chip is turned on is switched off, the EEPROM chip has high access speed and can be randomly accessed, and the advantage that any information cannot be lost when the power is off is utilized, the disassembled information of the equipment can be stored for a long time, the disassembly-preventing monitoring of the equipment is realized, the disassembled information can be timely reported under the normal starting state and communication state of the equipment, and the purpose of the disassembly-preventing monitoring under the shutdown state of the equipment is simultaneously achieved.
Description
Technical Field
The utility model relates to an anti-disassembly technical field, in particular to anti-disassembly monitored control system.
Background
For equipment and information safety, most of the existing equipment is protected by adopting a mechanical reinforcing method, special screws and other mechanical modes, and a physical switch is added for carrying out equipment disassembly report when the equipment is started. At present, all the reinforcing modes of the equipment which are strong again can be damaged and disassembled, or the equipment is disassembled after being shut down, so that the equipment cannot be monitored in time, cannot be processed in time and cannot be subjected to data protection after being damaged maliciously.
At present, flat equipment used in special industries cannot be detached maliciously in various states for remote monitoring under the background that the structure is reinforced and designed.
An EEPROM (programmable read only memory) chip has the advantages of fast access speed, random access, and no loss of any information when power is lost.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome that exist among the prior art can't be carried out remote monitoring by maliciously dismantling under the various states of equipment not enough, provide an anti-disassembly monitored control system.
In order to realize the purpose of the utility model, the utility model provides a following technical scheme:
an anti-disassembly monitoring system comprising: the device comprises a power supply module, an EEPROM (electrically erasable programmable read-Only memory) chip, an RTC (real-time clock) chip, a CPU (Central processing Unit), a communication module and a server, wherein the power supply module is electrically connected with the RTC chip and the CPU;
the power supply module is electrically connected with equipment, is used for supplying power to the RTC chip and is automatically disconnected after the equipment is dismounted;
the CPU is used for receiving GPIO signals of a power supply module and time signals of the RTC chip to judge whether the equipment is dismounted and receiving dismounted information uploaded by the RTC chip and the EEPROM chip;
the server is used for generating alarm information and informing an administrator.
By adopting the technical scheme, the circuit is simple, the cost is low, the use is safe and reliable, the RTC chip is used for keeping the running function in the battery maintaining time after being started, the standby battery is disconnected after being shut down, the time is recovered to the original state, and the EEPROM chip has high access speed, can be randomly accessed, does not lose any information when being powered down, can store the disassembled information of the equipment for a long time, realizes the anti-disassembly monitoring of the equipment, realizes the timely reporting of the disassembled information under the normal starting state and the normal communication state of the equipment, and simultaneously achieves the anti-disassembly monitoring purpose under the abnormal starting state and the abnormal communication state of the equipment.
As a preferred aspect of the present invention, the power module includes: the power, prevent tearing open switch, triode, the power with prevent tearing open the switch electricity and be connected, the base of triode with prevent tearing open the switch with RTC chip electricity is connected, the collecting electrode of triode with the CPU electricity is connected, the projecting pole ground connection of triode.
As the preferred scheme of the utility model, prevent tearing open the switch and be dabbing the switch.
By adopting the technical scheme, the circuit is simple and the cost is low by using the conventional physical switch.
As a preferred embodiment of the present invention, the power module further includes: resistance, stand-by power supply, resistance with the collecting electrode electricity of triode is connected, stand-by power supply with prevent that the dismouting switch electricity is connected.
As the utility model discloses a preferred scheme, CPU receives GPIO signal is judged this state as the start state and is torn open the machine, EEPROM chip is changed into 1 by the sign storage bit 0 of tearing open the machine.
As the utility model discloses a preferred scheme, CPU acquires real-time in the RTC chip is the default when the time of acquireing, and the equipment is torn open after shutting down with this state judgement, the sign storage bit 0 that the EEPROM chip was torn open changes 1.
As the preferred scheme of the utility model, communication module is wired communication module or wireless communication module.
As a preferred aspect of the present invention, the device is in communication connection with the server.
As the preferred scheme of the utility model, the RTC chip is uploaded the real-time that is the RTC chip by the information of tearing open.
As the preferred scheme of the utility model, EEPROM chip is uploaded the sign storage bit information of being torn open the machine is torn open for the information.
Compared with the prior art, the beneficial effects of the utility model reside in that: the normal physical switch is used, the function of maintaining the running time of the battery after the RTC chip is started is utilized, the mechanism that the standby battery is disconnected after the RTC chip is shut down and the time of the standby battery is recovered to the original state is utilized, the EEPROM chip has the advantages of high access speed, random access and no loss of any information during power failure, the circuit is simple, the cost is low, the use is safe and reliable, the disassembled information of the equipment can be stored for a long time, the disassembly-preventing monitoring of the equipment is realized, the disassembly-preventing monitoring purpose under the conditions of the equipment starting state and normal communication is realized, and the disassembly-preventing monitoring purpose under the conditions of the equipment shutdown and abnormal communication is also realized.
Drawings
Fig. 1 is a block diagram of a tamper monitoring system according to embodiment 1 of the present invention;
fig. 2 is a schematic diagram of a power module of a tamper monitoring system according to embodiment 1 of the present invention;
fig. 3 is a flow chart of the open state tamper-proof of the tamper-proof monitoring system according to embodiment 2 of the present invention;
fig. 4 is a shutdown state tamper flow chart of the tamper monitoring system according to embodiment 2 of the present invention;
fig. 5 is a flow chart of the state tamper under the communication failure state of the tamper monitoring system according to embodiment 2 of the present invention.
Detailed Description
The present invention will be described in further detail with reference to test examples and specific embodiments. However, it should not be understood that the scope of the above subject matter is limited to the following embodiments, and all the technologies realized based on the content of the present invention are within the scope of the present invention.
Example 1
A tamper-evident monitoring system, as shown in fig. 1, comprising: the device comprises a power supply module, an EEPROM (electrically erasable programmable read-Only memory) chip, an RTC (real-time clock) chip, a CPU (Central processing Unit), a communication module and a server, wherein the power supply module is electrically connected with the RTC chip and the CPU;
the power supply module is electrically connected with equipment, is used for supplying power to the RTC chip, and is automatically disconnected after the equipment is disassembled;
the CPU is used for receiving GPIO signals of a power supply module and time signals of the RTC chip to judge whether the equipment is dismounted and receiving dismounted information uploaded by the RTC chip and the EEPROM chip;
the server is used for generating alarm information and informing an administrator.
As shown in fig. 2, the power supply module includes: the power, prevent tearing open switch, triode, the power with prevent tearing open the switch electricity and be connected, the base of triode with prevent tearing open the switch with RTC chip electricity is connected, the collecting electrode of triode with the CPU electricity is connected, the projecting pole ground connection of triode.
The anti-dismantling switch is a touch switch and is installed on the mainboard, the anti-dismantling switch is pressed by the rear cover of the using equipment, the anti-dismantling switch is switched on when the rear cover of the equipment is installed, and the anti-dismantling switch is switched on when the rear cover is dismantled.
The power module further includes: the resistor is electrically connected with the collector of the triode, and the standby power supply is electrically connected with the anti-dismounting switch.
And the CPU receives the GPIO signal and judges the state as a power-on state which is dismounted, and the storage bit 0 of the identifier of the dismounted EEPROM chip is changed into 1.
The CPU acquires the real-time in the RTC chip, when the acquired time is a default value, the state is judged as that the equipment is disassembled after shutdown, and the storage bit 0 of the disassembled identifier of the EEPROM chip is changed into 1.
The communication module is a wired communication module or a wireless communication module.
The device is in communication connection with the server.
The disassembled information uploaded by the RTC chip is the real-time of the RTC chip.
And the information to be disassembled uploaded by the EEPROM chip is disassembling identification information.
Example 2
This example is a specific embodiment of embodiment 1:
as shown in fig. 3, when the device is in a power-on state, the device is maliciously disconnected or damaged, the tamper switch is changed from a short circuit to an open circuit, the system CPU receives a terminal signal that the GPIO state connected to the tamper switch changes, determines the state as tamper, changes the identification storage bit 0 of the tamper of the EEPROM chip to 1, and reports tamper information to the server if the device and the server communicate normally over the network. The server generates an alarm and notifies the administrator and based on the ID lock of the device which device has been maliciously taken apart or broken. And meanwhile, locking the equipment to be in a power-off state, and then restarting the equipment again after the equipment is reassembled, wherein the system firstly detects the power-off identifier information stored in the EEPROM chip, and if the power-off identifier information is still 1, the equipment does not enter a normal power-on state, and the unmanned aerial vehicle is in an interactive interface.
And the operation personnel confirms that the equipment is not maliciously disassembled or damaged, the server administrator issues a command capable of starting up at the moment, the equipment receives the command and changes the disassembling identification information of the EEPROM chip to be 0, and the equipment starts up to enter a normal system after detecting the starting-up command and displays a human-computer interaction interface.
As shown in fig. 4, when the device is disconnected or damaged after shutdown, the anti-disconnection switch changes from a short circuit to an open circuit, the standby power supply of the RTC chip in the circuit is disconnected, the real-time of the RTC chip will recover to a default value, if the device is assembled again at this time, the system CPU will first acquire the real-time in the RTC chip when starting up, when the acquired time is the default value, the state is determined to be disconnected, the identifier 0 of the disconnected EEPROM chip is changed to 1, and at this time, if the device and the server communicate normally, the device reports the information to the server. The server generates an alarm and informs an administrator after receiving the abnormality, the server locks which equipment is maliciously disassembled or damaged according to the equipment ID, meanwhile, the locking equipment is in a shutdown state, and then if the equipment is reassembled and then is restarted, the system firstly detects the disassembly identification information stored in the EEPROM chip, if the equipment still is 1, the equipment cannot enter a normal startup state, and an unmanned aerial vehicle interactive interface is used.
And the operator confirms that the equipment is not maliciously disassembled or damaged, at the moment, if a server administrator issues a power-on command, the equipment receives the command and changes the disassembling identification information of the EEPROM chip to be 0, and after detecting the power-on command, the equipment system can be started to enter a normal system and display a human-computer interaction interface.
In both cases, when the device and the server are in normal communication, as shown in fig. 5, in the case of abnormal communication, no matter the device is turned on or turned off, or the storage device of the device is downloaded again, even if the EEPROM chip is removed, the device detects that the device cannot communicate with the EEPROM chip, or even if the communication module is damaged, the device system detects that the device cannot communicate with the server, and the device is automatically turned off and enters a locked state, and the server cannot detect the device within a period of time, which is considered as abnormal operation of the device, and an alarm is given to remind which device ID is in an abnormal state.
By adopting the technical scheme, the conventional physical switch is used, the function of maintaining the running time of the battery after the RTC chip is started is utilized, the mechanism that the time of the standby battery is recovered to the original state after the standby battery is disconnected after the RTC chip is stopped, the EEPROM chip has high access speed and can be randomly accessed, and the advantage that any information cannot be lost when the power is down is achieved.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. An anti-disassembly monitoring system, comprising: the device comprises a power supply module, an EEPROM (electrically erasable programmable read-Only memory) chip, an RTC (real-time clock) chip, a CPU (Central processing Unit), a communication module and a server, wherein the power supply module is electrically connected with the RTC chip and the CPU;
the power supply module is electrically connected with equipment, is used for supplying power to the RTC chip and is automatically disconnected after the equipment is dismounted;
the CPU is used for receiving GPIO signals of a power module and time signals of the RTC chip to judge whether the equipment is dismounted and receiving dismounted information uploaded by the RTC chip and the EEPROM chip;
the server is used for generating alarm information and informing an administrator.
2. A tamper-evident monitoring system in accordance with claim 1, wherein said power module comprises: the power, prevent tearing open switch, triode, the power with prevent tearing open the switch electricity and be connected, the base of triode with prevent tearing open the switch with RTC chip electricity is connected, the collecting electrode of triode with the CPU electricity is connected, the projecting pole ground connection of triode.
3. The tamper monitoring system of claim 2 wherein the tamper switch is a tact switch.
4. The tamper monitoring system of claim 2, wherein the power module further comprises: the resistor is electrically connected with the collector of the triode, and the standby power supply is electrically connected with the anti-dismounting switch.
5. The system as claimed in claim 1, wherein the CPU receives the GPIO signal and determines that the state is a power-on state, and the EEPROM chip is powered off, and the identification storage bit 0 of the powered-off EEPROM chip is changed to 1.
6. The system according to claim 1, wherein the CPU acquires real-time in the RTC chip, and when the acquired real-time is a default value, determines that the state is that the device is dismounted after shutdown, and changes the identifier storage bit of the dismounted EEPROM chip from 0 to 1.
7. The system of claim 1, wherein the communication module is a wired communication module or a wireless communication module.
8. A tamper-evident monitoring system in accordance with claim 1 wherein said device is communicatively coupled to said server.
9. The system according to claim 1, wherein the disassembled information uploaded by the RTC chip is real-time of the RTC chip.
10. The system as claimed in claim 1, wherein the information uploaded by the EEPROM chip to be disassembled is disassembly identification information.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221439638.1U CN217982357U (en) | 2022-06-10 | 2022-06-10 | Anti-disassembly monitoring system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221439638.1U CN217982357U (en) | 2022-06-10 | 2022-06-10 | Anti-disassembly monitoring system |
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| CN217982357U true CN217982357U (en) | 2022-12-06 |
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| CN202221439638.1U Active CN217982357U (en) | 2022-06-10 | 2022-06-10 | Anti-disassembly monitoring system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116028999A (en) * | 2023-03-28 | 2023-04-28 | 成都万创科技股份有限公司 | Time-based anti-disassembly system and method for power gateway |
| CN117574465A (en) * | 2024-01-12 | 2024-02-20 | 湖南安泰康成生物科技有限公司 | Anti-disassembly system for electronic equipment |
-
2022
- 2022-06-10 CN CN202221439638.1U patent/CN217982357U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116028999A (en) * | 2023-03-28 | 2023-04-28 | 成都万创科技股份有限公司 | Time-based anti-disassembly system and method for power gateway |
| CN117574465A (en) * | 2024-01-12 | 2024-02-20 | 湖南安泰康成生物科技有限公司 | Anti-disassembly system for electronic equipment |
| CN117574465B (en) * | 2024-01-12 | 2024-04-12 | 湖南安泰康成生物科技有限公司 | Anti-disassembly system for electronic equipment |
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