CN214279102U - Anti-theft device for base station battery - Google Patents
Anti-theft device for base station battery Download PDFInfo
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- CN214279102U CN214279102U CN202120446385.XU CN202120446385U CN214279102U CN 214279102 U CN214279102 U CN 214279102U CN 202120446385 U CN202120446385 U CN 202120446385U CN 214279102 U CN214279102 U CN 214279102U
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Abstract
The utility model relates to the technical field of battery theft prevention, in particular to a base station battery theft prevention device which is applied to a base station battery, a human body approach sensing detection unit is connected with a BMS control unit and is used for transmitting human body approach information to the BMS control unit; the vibration sensing detection unit is connected with the BMS control unit and is used for transmitting vibration information to the BMS control unit; the BMS control unit is connected with a base station battery and is used for controlling the charging and discharging of the base station battery and locking the base station battery; the BMS control unit is connected with the alarm unit and is used for controlling the alarm unit to start an alarm; the BMS control unit is connected with the external communication unit and communicates with an external upper computer through the external communication unit; the vibration sensing detection unit is arranged on a base station battery; the utility model discloses can effectively monitor the basic station battery, when taking place stolen condition, can make the reaction fast, have low cost and the advantage that the operation low power dissipation has simultaneously.
Description
Technical Field
The utility model relates to a battery theftproof technical field especially relates to a basic station battery anti-theft device.
Background
A base station, i.e., a public mobile communication base station, is an interface device for a mobile device to access the internet, and is also a type of radio station, which is a radio transceiver station for performing information transfer with a mobile phone terminal through a mobile communication switching center in a certain radio coverage area. In order to ensure that the user mobile terminal normally receives and transmits information, the communication base station must work uninterruptedly, but because the mains supply has the risk of power failure, an uninterrupted power supply must be added to the communication base station for standby power.
Lead-acid batteries have been widely used in communication base stations, and in recent years, as the cost of lithium batteries gradually decreases, the lithium batteries are gradually arranged on the communication base stations instead of the lead-acid batteries. Most of the communication base stations are arranged in remote areas, and the probability of being stolen is greatly increased due to the fact that the value of the lithium battery is higher than that of the lead-acid battery.
At present, the anti-theft technology of the base station battery is many, but most of the anti-theft technology has defects. For example, electronic fences with peripheral protection, infrared detection and monitoring and the like can play a certain anti-theft role, but cannot respond in time when a stolen situation occurs; like the GPS + GPRS technology, the GPS + GPRS technology not only has expensive initial installation cost, but also has monthly traffic cost, which is not suitable for wide-range applications.
SUMMERY OF THE UTILITY MODEL
To the weak point of the current basic station battery theftproof technique of above-mentioned existence, the utility model provides a basic station battery anti-theft device can effectively monitor the basic station battery, when taking place stolen condition, can make the reaction fast, has low cost and advantage that the running power consumption is low simultaneously.
In order to solve the technical problem, the utility model provides a concrete scheme as follows:
a base station battery anti-theft device is applied to a base station battery and comprises a human body proximity sensing detection unit, a vibration sensing detection unit, a BMS control unit, an external communication unit and an alarm unit;
the human body proximity sensing detection unit is connected with the BMS control unit and is used for transmitting human body proximity information to the BMS control unit;
the vibration sensing detection unit is connected with the BMS control unit and is used for transmitting vibration information to the BMS control unit;
the BMS control unit is connected with the base station battery and is used for controlling the charging and discharging of the base station battery and locking the base station battery;
the BMS control unit is connected with the alarm unit and is used for controlling the alarm unit to start an alarm;
the BMS control unit is connected with the external communication unit and communicates with an external upper computer through the external communication unit;
the vibration sensing detection unit is arranged on the base station battery.
Optionally, the human body proximity sensing detection unit includes a human body proximity sensor, a two-stage amplification circuit and a comparison circuit;
the human body proximity sensor is connected with the two-stage amplifying circuit, the two-stage amplifying circuit is connected with the comparing circuit, when the human body proximity sensor detects that a person approaches, the signal is transmitted to the two-stage amplifying circuit and is input to the comparing circuit after being amplified by the two-stage amplifying circuit, and when the signal amplitude is larger than a threshold value set by the comparing circuit, the comparing circuit transmits the signal to the BMS control unit, and the BMS control unit makes further response.
Optionally, the human body proximity detection unit further includes a clock circuit connected to the comparison circuit, and when the detected signal amplitude continuity reaches a preset time threshold, the clock circuit transmits the signal to the BMS control unit, and the BMS control unit makes a further response.
Optionally, the preset time threshold of the clock circuit is 20s-30s, so that large errors and frequent signal transmission caused by too small time threshold are avoided, and the situation that the BMS control unit cannot timely make an anti-theft response due to too large time threshold is avoided.
Optionally, the vibration sensing and detecting unit includes a vibration sensor and a voltage comparator connected to the vibration sensor, and the voltage comparator judges the amplitude of the vibration signal to determine whether the base station battery is stolen.
Optionally, the voltage comparator is an LM393 comparator, the operating temperature range of the LM393 comparator is wide, and the LM393 comparator is suitable for the installation environment of the outdoor base station battery, and meanwhile, the consumption current of the LM393 comparator is small, which is beneficial to reducing power consumption.
Optionally, the alarm unit includes a sound alarm subunit and a light alarm subunit, and the sound alarm subunit sends an alarm to scare or retreat the thief, and the light alarm subunit sends a light signal to attract the attention of surrounding people.
Optionally, the external communication unit adopts an RS485 communication mode, RS485 communication has the advantage of high speed, the maximum transmission speed can reach more than 10Mb/s, the internal physical structure adopts a combination of a balanced driver and a differential receiver, the anti-interference capability is high, and the transmission distance can reach about 1200 meters.
Compared with the prior art, the beneficial effects of the utility model reside in that: the utility model provides a pair of base station battery anti-theft device can effectively monitor the base station battery, when taking place stolen condition, can make the reaction fast, has low cost and advantage that the running power consumption is low simultaneously.
Drawings
Fig. 1 is an overall block diagram of a base station battery anti-theft device provided in an embodiment of the present invention.
Fig. 2 is a circuit connection diagram of the human body approach detection unit provided in the embodiment of the present invention.
Fig. 3 is a circuit diagram of the vibration sensing and detecting unit provided in the embodiment of the present invention.
Fig. 4 is a circuit connection diagram of an alarm unit provided in an embodiment of the present invention.
Fig. 5 is a circuit connection diagram of an external communication unit provided in the embodiment of the present invention.
Detailed Description
In order to explain the technical solution of the present invention in detail, the following will combine the drawings of the embodiments of the present invention to perform clear and complete description on the technical solution of the embodiments of the present invention. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. All other embodiments, which can be obtained by a person skilled in the art without any inventive work based on the described embodiments of the present invention, belong to the protection scope of the present invention.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
For example, the anti-theft device for the base station battery is applied to the base station battery and comprises a human body proximity sensing detection unit, a vibration sensing detection unit, a BMS control unit, an external communication unit and an alarm unit; the human body proximity sensing detection unit is connected with the BMS control unit and is used for transmitting human body proximity information to the BMS control unit; the vibration sensing detection unit is connected with the BMS control unit and is used for transmitting vibration information to the BMS control unit; the BMS control unit is connected with the base station battery and is used for controlling the charging and discharging of the base station battery and locking the base station battery; the BMS control unit is connected with the alarm unit and is used for controlling the alarm unit to start an alarm; the BMS control unit is connected with the external communication unit and communicates with an external upper computer through the external communication unit; the vibration sensing detection unit is arranged on the base station battery.
The base station battery anti-theft device provided by the embodiment can effectively monitor the base station battery, can quickly react when the stolen situation occurs, and has the advantages of low cost and low running power consumption.
As shown in fig. 1 to 5, an anti-theft device for a base station battery, applied to a base station battery, includes a human body proximity sensing detection unit, a vibration sensing detection unit, a BMS control unit, an external communication unit, and an alarm unit.
The human body proximity sensing detection unit is connected with the BMS control unit and used for transmitting human body proximity information to the BMS control unit, and when a human body is close to the human body, the human body proximity sensing detection unit transmits the human body proximity information to the BMS control unit.
The vibration sensing detection unit is connected with the BMS control unit and used for transmitting vibration information to the BMS control unit.
The vibration sensing detection unit is arranged on the base station battery and used for detecting whether the battery has vibration or not and transmitting information to the BMS control unit.
The BMS control unit is connected with the base station battery and used for controlling charging and discharging of the base station battery and locking the base station battery.
The BMS control unit can lock the battery by closing the charging and discharging MOS, forbids the charging and discharging of the battery, and can not be normally used even if the battery is stolen, thereby avoiding the follow-up thief from continuously stealing the battery.
The BMS control unit is connected with the alarm unit and used for controlling the alarm unit to start an alarm.
The alarm unit can start an alarm under the action of the BMS control unit, so that thieves are deterred, and meanwhile, the attention of surrounding personnel or operation and maintenance personnel is also attracted.
The BMS control unit is connected with the external communication unit, and the BMS control unit communicates with an external upper computer through the external communication unit.
Specifically, when using, when human proximity sensing detecting element detects someone and is close, with human proximity information transfer to BMS the control unit, BMS the control unit communicates with outside host computer through external communication unit, starts vibrations sensing detecting element simultaneously, begins to detect whether there is vibrations in the battery. Once detecting that the battery has vibrations and lasts and surpassing the time threshold value and with outside host computer communication interruption, BMS the control unit control alarm unit opens the alarm and frightens the thief to close the battery that charges and discharges MOS locks, forbid battery charge and discharge, outside host computer detects the communication interruption overtime simultaneously, then judges that the battery is stolen, and outside host computer feeds stolen information back to basic station fortune dimension personnel, and fortune dimension personnel are through in time transferring other security protection equipment information, locks the thief rapidly, retrieves stolen battery.
In some embodiments, referring to fig. 2, the human proximity sensing detection unit includes a human proximity sensor, a two-stage amplification circuit, and a comparison circuit; the human body proximity sensor is connected with the two-stage amplifying circuit, and the two-stage amplifying circuit is connected with the comparison circuit.
The human body proximity sensor is based on the microwave Doppler principle, the microwave Doppler principle is used as the basis, the planar antenna is used as the sensing system, the microprocessor is used as the controlled sensor, the switch can send out electric commands without contact, pressure and spark when the sensing area of the human body proximity sensor is detected, the position and the stroke of the motion mechanism can be accurately reflected, and even if the human body proximity sensor is used for general stroke control, the positioning precision, the operating frequency, the service life, the convenience of installation and adjustment and the applicability to severe environment of the human body proximity sensor cannot be compared with those of a general mechanical stroke switch. The human body proximity sensor has the functions of penetrating through walls and nonmetal doors and windows, is suitable for concealed built-in installation of a monitoring system, and has the detection distance of 5 meters at the maximum, so that the human body proximity sensor is very suitable for being applied to the device.
When the human body proximity sensor detects that someone is approaching, the signal is transmitted to the two-stage amplifying circuit, and is input to the comparison circuit after being amplified by the two-stage amplifying circuit, and when the signal amplitude is larger than the threshold value set by the comparison circuit, the comparison circuit transmits the signal to the BMS control unit, the BMS control unit further reacts, and the battery starts to detect whether the battery has vibration or not by communicating with an external communication unit and an external upper computer and starting the vibration sensing detection unit.
Furthermore, the human body approach detection unit also comprises a clock circuit connected with the comparison circuit.
When the detected signal amplitude continuity reaches a time threshold preset by the clock circuit, the clock circuit transmits the signal to the BMS control unit, and the BMS control unit makes a further reaction.
In one example, the time threshold preset by the clock circuit is 20s, so that large errors and frequent signal transmission caused by too small time threshold are avoided, and the situation that the BMS control unit cannot timely respond to the burglary prevention due to too large time threshold is avoided.
In some embodiments, referring to fig. 3, the shock sensing detection unit includes a shock sensor and a voltage comparator connected to the shock sensor, the voltage comparator determining the magnitude of the shock signal to determine whether the base station battery is being stolen.
The voltage comparator adopts an LM393 comparator, the working temperature range of the LM393 comparator is wide, the voltage comparator is suitable for the installation environment of the outdoor base station battery, and meanwhile, the consumption current of the LM393 comparator is small, and the reduction of power consumption is facilitated.
In some embodiments, the alarm unit comprises an audible alarm subunit and a light alarm subunit, and the burglar is scared by giving an alarm through the audible alarm subunit, and a light signal is given through the light alarm subunit to attract the attention of surrounding people.
The RS485 communication mode is adopted by the external communication unit, the RS485 communication has the advantage of high speed, the maximum transmission speed can reach more than 10Mb/s, the combination of a balanced driver and a differential receiver is adopted by the internal physical structure, the anti-interference capability is high, and the transmission distance can reach about 1200 meters.
The utility model provides a pair of base station battery anti-theft device can effectively monitor the base station battery, when taking place stolen condition, can make the reaction fast, has low cost and advantage that the running power consumption is low simultaneously.
It is understood that different embodiments among the components in the above embodiments can be combined and implemented, and the embodiments are only for illustrating the implementation of specific structures and are not limited to the implementation of the embodiments.
The embodiments of the present invention have been described in detail with reference to the drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.
Claims (8)
1. A base station battery anti-theft device is applied to a base station battery and is characterized by comprising a human body proximity sensing detection unit, a vibration sensing detection unit, a BMS control unit, an external communication unit and an alarm unit;
the human body proximity sensing detection unit is connected with the BMS control unit and is used for transmitting human body proximity information to the BMS control unit;
the vibration sensing detection unit is connected with the BMS control unit and is used for transmitting vibration information to the BMS control unit;
the BMS control unit is connected with the base station battery and is used for controlling the charging and discharging of the base station battery and locking the base station battery;
the BMS control unit is connected with the alarm unit and is used for controlling the alarm unit to start an alarm;
the BMS control unit is connected with the external communication unit and communicates with an external upper computer through the external communication unit;
the vibration sensing detection unit is arranged on the base station battery.
2. The base station battery theft prevention device according to claim 1, wherein the human body proximity sensing detection unit comprises a human body proximity sensor, a two-stage amplification circuit and a comparison circuit;
the human body proximity sensor is connected with a two-stage amplifying circuit, and the two-stage amplifying circuit is connected with a comparison circuit.
3. The base station battery theft protection device of claim 2, wherein said human proximity detection unit further comprises a clock circuit connected to the comparison circuit.
4. The base station battery theft protection device of claim 3, wherein said clock circuit presets a time threshold of 20s-30 s.
5. The base station battery theft protection device of claim 1, wherein said shock sensing detection unit comprises a shock sensor and a voltage comparator connected to the shock sensor.
6. The base station battery theft protection device of claim 5, wherein said voltage comparator is an LM393 comparator.
7. The base station battery theft protection device of claim 1, wherein said alarm unit comprises an audible alarm subunit and a light alarm subunit.
8. The base station battery anti-theft device according to claim 1, wherein the external communication unit employs an RS485 communication method.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120446385.XU CN214279102U (en) | 2021-03-01 | 2021-03-01 | Anti-theft device for base station battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120446385.XU CN214279102U (en) | 2021-03-01 | 2021-03-01 | Anti-theft device for base station battery |
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| CN214279102U true CN214279102U (en) | 2021-09-24 |
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| CN202120446385.XU Active CN214279102U (en) | 2021-03-01 | 2021-03-01 | Anti-theft device for base station battery |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114419818A (en) * | 2022-01-25 | 2022-04-29 | 中天宽带技术有限公司 | Anti-theft alarm circuit, control method and cabinet |
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- 2021-03-01 CN CN202120446385.XU patent/CN214279102U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114419818A (en) * | 2022-01-25 | 2022-04-29 | 中天宽带技术有限公司 | Anti-theft alarm circuit, control method and cabinet |
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