CN215499342U - Power control circuit, monitoring camera device and monitoring system - Google Patents
Power control circuit, monitoring camera device and monitoring system Download PDFInfo
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- CN215499342U CN215499342U CN202121657691.4U CN202121657691U CN215499342U CN 215499342 U CN215499342 U CN 215499342U CN 202121657691 U CN202121657691 U CN 202121657691U CN 215499342 U CN215499342 U CN 215499342U
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Abstract
The application relates to a power control circuit, a monitoring camera device and a monitoring system, wherein the power control circuit comprises a power supply interface, a battery module, a micro-control module and a first electric control switch, the power supply interface is electrically connected with the micro-control module, the battery module is electrically connected with an external auxiliary unit through the first electric control switch, the micro-control module is also electrically connected with the first electric control switch and the auxiliary unit, and an external power supply is input into the micro-control module through the power supply interface; the first electric control switch controls the on-off of the battery module and the auxiliary unit; when the auxiliary unit is in a use state, the micro-control module controls the first electric control switch to communicate the battery module with the auxiliary unit, so that the battery module supplies power to the auxiliary unit and the power supply power input by the external power supply is maintained in a preset power interval. Through the application, the problem that potential safety hazards are caused by overlarge running power consumption when the monitoring equipment for monitoring underground operation of coal mining operates is solved, and the power supply of the external power supply is stable and smooth.
Description
Technical Field
The present application relates to the field of video surveillance technology, and in particular, to a power control circuit, a surveillance camera device, and a surveillance system.
Background
Along with the popularization and application of coal mine safety production technology, the requirement for real-time monitoring of coal mine mining underground operation is more and more urgent to ensure the safety of coal mine mining operation. Because coal mining environments are rich in flammable and explosive materials, the power consumption of the associated monitoring equipment during operation needs to meet the associated safety regulations.
In the related technology, the equipment for monitoring the coal mining underground operation is monitored in an intermittent real-time monitoring mode, namely, a real-time monitoring picture is called by operating the monitoring equipment at intervals; however, in the related art, if the related monitoring device performs image acquisition and starts the auxiliary function during the normal operation, the operation power consumption of the monitoring device will be greatly increased, and the maximum current may exceed the threshold of the external power supply, thereby causing potential safety hazards.
Aiming at the problem that the potential safety hazard is caused by overlarge running power consumption when monitoring equipment for monitoring coal mining underground operation in the related technology runs, no effective solution is provided at present.
SUMMERY OF THE UTILITY MODEL
The embodiment provides a power control circuit, a monitoring camera device and a monitoring system, so as to solve the problem of potential safety hazard caused by excessive operation power consumption when a monitoring device for monitoring coal mining underground operation in the related art operates.
In a first aspect, there is provided in this embodiment a power control circuit comprising: the system comprises a power supply interface, a battery module, a micro-control module and a first electric control switch, wherein the power supply interface is electrically connected with the micro-control module, the battery module is electrically connected with an external auxiliary unit through the first electric control switch, the micro-control module is also electrically connected with the first electric control switch and the auxiliary unit, and the power supply interface is used for inputting an external power supply into the micro-control module; the first electric control switch is used for controlling the on-off of the battery module and the auxiliary unit; the micro-control module is used for controlling the first electric control switch to communicate the battery module with the auxiliary unit when the auxiliary unit is in a use state, so that the battery module supplies power to the auxiliary unit and the power supply power input by the external power supply is maintained in a preset first power interval.
In some embodiments, the power control circuit further includes a second electronically controlled switch, and the second electronically controlled switch is electrically connected to the power supply interface, the battery module, and the micro control module, respectively, wherein the power supply interface is configured to input an external power source into the second electronically controlled switch and the micro control module, respectively; the second electric control switch is used for controlling the on-off of the power supply interface and the battery module; and the micro-control module is used for controlling the first electric control switch to connect the battery module and the auxiliary unit and controlling the second electric control switch to disconnect the power supply interface and the battery module when the auxiliary unit is in a use state.
In some embodiments, when the auxiliary unit is not in use, the micro-control module is configured to control the first electrically controlled switch to disconnect the battery module from the auxiliary unit and control the second electrically controlled switch to connect the power supply interface to the battery module, so that the external power supply supplies power to the battery module and the micro-control module, and maintain the power supply power input by the external power supply in a second power interval.
In some embodiments, the power control circuit further includes a charging module, and the charging module is electrically connected to the battery module and the second electrically controlled switch, respectively, where the second electrically controlled switch is used to control on/off of the power supply interface and the charging module; and the micro-control module is used for controlling the first electric control switch to connect the battery module and the auxiliary unit and controlling the second electric control switch to disconnect the power supply interface and the charging module when the auxiliary unit is in a use state.
In some embodiments, when the auxiliary unit is not in use, the micro-control module is configured to control the first electrically-controlled switch to disconnect the battery module from the auxiliary unit and control the second electrically-controlled switch to connect the power supply interface with the charging module; the charging module is used for charging the battery module when the first electronic control switch disconnects the battery module from the auxiliary unit and the second electronic control switch connects the power supply interface with the charging module.
In some embodiments, the power control circuit further comprises a first battery detection unit electrically connected to the battery module and the micro-control module, respectively, wherein the first battery detection unit is configured to detect a first state of the battery module when the auxiliary unit is in an unused state; and the micro-control module is used for operating according to a first preset power when the first state indicates that the state of the battery module is abnormal.
In some embodiments, the power control circuit further comprises a second battery detection unit electrically connected to the battery module and the micro-control module, respectively, wherein the second battery detection unit is configured to detect a second state of the battery module when the auxiliary unit is in the use state; and the micro-control module is used for operating according to a second preset power and supplying power to the auxiliary unit when the second state indicates that the state of the battery module is abnormal.
In some of these embodiments, the first electrically controlled switch comprises a relay, and/or the second electrically controlled switch comprises a relay.
In some embodiments, the power control circuit further includes a timer, a third battery detection unit, and an alarm device, the timer is electrically connected to the micro-control module, the third battery detection unit is electrically connected to the battery module and the micro-control module, respectively, and the micro-control module is further electrically connected to the alarm device, wherein the third battery detection unit is configured to detect a third state of the battery module; the timer is used for recording the time length of the battery module in the abnormal state represented by the third state; the micro-control module is also used for controlling the alarm device to alarm when the duration exceeds a preset time threshold.
In some embodiments, the power control circuit further includes a state monitoring unit, and the state monitoring unit is electrically connected to the micro-control module and the auxiliary unit, respectively, wherein the state monitoring unit is configured to monitor a usage state of the auxiliary unit.
In a second aspect, in this embodiment, an intrinsically safe monitoring camera device is provided, which includes a control unit and a camera connected to the control unit, where the control unit includes the power control circuit of the first aspect, and the intrinsically safe monitoring camera device is electrically connected to an external power supply through the corresponding power supply interface, and is connected to at least one of the auxiliary units through the corresponding first electrically controlled switch.
In some of these embodiments, the auxiliary unit comprises at least one of: the device comprises a holder movement unit, an auxiliary light source unit and a windshield wiper function unit.
In a third aspect, in the present embodiment, there is provided a monitoring system including a plurality of connected monitoring image pickup devices including the intrinsically safe monitoring image pickup device described in the second aspect.
Compared with the related art, the power control circuit, the monitoring camera device and the monitoring system provided in the embodiment include a power supply interface, a battery module, a micro-control module and a first electronic control switch, wherein the power supply interface is electrically connected with the micro-control module, the battery module is electrically connected with an external auxiliary unit through the first electronic control switch, the micro-control module is also electrically connected with the first electronic control switch and the auxiliary unit, and an external power supply is input into the micro-control module through the power supply interface; the first electric control switch controls the on-off of the battery module and the auxiliary unit; when the auxiliary unit is in a use state, the micro-control module controls the first electric control switch to communicate the battery module with the auxiliary unit, so that the battery module supplies power to the auxiliary unit and the power supply power input by the external power supply is maintained in a preset power interval. Through the application, the problem that potential safety hazards are caused due to the fact that running power consumption is too large when monitoring equipment for monitoring coal mining underground operation runs is solved, the battery module is arranged on the power control circuit, electric energy is provided for the auxiliary unit in the use state through the battery module, and the power supply power of an external power supply is stable and smooth.
The details of one or more embodiments of the application are set forth in the accompanying drawings and the description below to provide a more thorough understanding of the application.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:
fig. 1 is a block diagram of a power control circuit according to an embodiment of the present application.
Fig. 2 is a block diagram one of a power control circuit according to a preferred embodiment of the present application.
Fig. 3 is a block diagram two of a power control circuit according to a preferred embodiment of the present application.
Fig. 4 is a block diagram three of a power control circuit according to a preferred embodiment of the present application.
Fig. 5 is a block diagram four of a power control circuit according to a preferred embodiment of the present application.
Fig. 6 is a block diagram five of a power control circuit according to a preferred embodiment of the present application.
Fig. 7 is a block diagram six of a power control circuit according to a preferred embodiment of the present application.
Detailed Description
For a clearer understanding of the objects, aspects and advantages of the present application, reference is made to the following description and accompanying drawings.
Unless defined otherwise, technical or scientific terms used herein shall have the same general meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The use of the terms "a" and "an" and "the" and similar referents in the context of this application do not denote a limitation of quantity, either in the singular or the plural. The terms "comprises," "comprising," "has," "having," and any variations thereof, as referred to in this application, are intended to cover non-exclusive inclusions; for example, a process, method, and system, article, or apparatus that comprises a list of steps or modules (elements) is not limited to the listed steps or modules, but may include other steps or modules (elements) not listed or inherent to such process, method, article, or apparatus. Reference throughout this application to "connected," "coupled," and the like is not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect. Reference to "a plurality" in this application means two or more. "and/or" describes an association relationship of associated objects, meaning that three relationships may exist, for example, "A and/or B" may mean: a exists alone, A and B exist simultaneously, and B exists alone. In general, the character "/" indicates a relationship in which the objects associated before and after are an "or". The terms "first," "second," "third," and the like in this application are used for distinguishing between similar items and not necessarily for describing a particular sequential or chronological order.
Before describing and explaining embodiments of the present application, a description will be given of the related art used in the present application as follows:
system on Chip (Soc), which is a Chip integration of the core of an information System from a narrow perspective, by integrating System critical components on one Chip; in a broad sense, the SoC is a micro-miniature system, and in the related art, the SoC is defined as a standard product in which a microprocessor, an analog IP core, a digital IP core, and a memory (or an off-chip memory control interface) are integrated on a single chip.
Intrinsically safe is an instrument in which neither electrical sparks nor thermal effects generated by the circuitry under normal operation or a specified fault condition can ignite a specified explosive mixture.
This ampere of camera: the camera is suitable for underground coal mines with gas or coal dust explosion risks, and in order to be safely used in the underground coal mines, a common camera and a lens are installed in a protective cover and pass strict detection of the national explosion-proof electrical product quality supervision and inspection center.
The embodiment provides a power control circuit, be applied to the monitoring camera device who moves under the explosive environment that contains methane and coal dust at coal mine etc., for example, carry out the intrinsic safety camera monitored to coal mining borehole operation, the intrinsic safety camera of the power control circuit who adopts the embodiment of this application, based on the low-power consumption strategy, guarantee that intrinsic safety camera can the steady operation, and when establishing the auxiliary unit outward and opening, the maximum power consumption of intrinsic safety camera satisfies the operation demand, simultaneously, supply power through adopting battery module when the auxiliary unit moves, guarantee that the intrinsic safety camera power consumption is stable during the operation, do not exceed standard, guarantee the safe handling of intrinsic safety camera.
Fig. 1 is a block diagram of a power control circuit according to an embodiment of the present application, and as shown in fig. 1, the power control circuit includes a power supply interface 100, a battery module 200, a micro-control module 300, and a first electronic control switch 400, where the power supply interface 100 is electrically connected to the micro-control module 300, the battery module 200 is electrically connected to an external auxiliary unit 500 through the first electronic control switch 400, the micro-control module 300 is further electrically connected to the first electronic control switch 400 and the auxiliary unit 500, and wherein,
and a power supply interface 100 for inputting the external power 600 to the micro control module 300.
In this embodiment, the external power supply 600 is a power supply of the corresponding intrinsic safety camera; the power supply interface 100 in this embodiment corresponds to a power supply interface corresponding to an intrinsically safe camera.
In some of these embodiments, the power interface 100 includes, but is not limited to, a USB network interface, a TYPE-C interface.
The first electronic control switch 400 is used for controlling the on/off of the battery module 200 and the auxiliary unit 500.
In this embodiment, the auxiliary unit 500 is an external peripheral device, and includes, but is not limited to, a horizontal motor, a vertical motor, a Zoom motor of a movement, a Focus motor, a wiper motor, and a fill-in light connected to the intrinsic safety camera.
In the present embodiment, the first electronically controlled switch 400 is controlled by the micro-control module 300, and controls the connection or disconnection between the battery module 200 and the auxiliary unit 500, that is, controls the battery module 200 to supply power to the auxiliary unit 500 or controls the battery module 200 to disconnect power to the auxiliary unit 500.
And the micro-control module 300 is configured to control the first electronic control switch 400 to communicate the battery module 200 with the auxiliary unit 500 when the auxiliary unit 500 is in a use state, so that the battery module 200 supplies power to the auxiliary unit 500 and power supplied by the external power supply 600 is maintained in a preset first power interval.
In this embodiment, the micro control module 300 is always connected to the power supply interface 100, that is, the external power source 600 provides the power for the micro control module 300 to operate, when the peripheral auxiliary unit 500 is in a use state (e.g., a motion of a cloud platform), the auxiliary unit 500 is powered by the battery module 200, and the micro control module 300 is powered by the external power source 600, so that the power supplied by the external power source 600 is stable and smooth.
In the present embodiment, the micro control module 300 is an integrated system on chip, i.e., an SOC chip. When the battery module 200 is abnormal, the SOC chip supplies power to the auxiliary unit 500 while reducing the power consumption of the SOC chip itself; when the auxiliary unit 500 is not in use (e.g., the cloud platform stops moving), the SOC chip recovers its own operating power consumption to operate, so as to ensure that the corresponding intrinsic safety camera meets the low power consumption policy during operation.
In this embodiment, the preset first power interval refers to power consumption generated by the operation of the external power source 600 provided to the micro control module 300, that is, the SOC chip, and the functions corresponding to the operation of the micro control module 300 include basic functions such as video and audio.
Fig. 2 is a first block diagram of a power control circuit according to a preferred embodiment of the present application, and as shown in fig. 2, the power control circuit further includes a second electronically controlled switch 700, the second electronically controlled switch 700 is electrically connected to the power supply interface 100, the battery module 200, and the micro-control module 300, respectively, wherein,
and a power supply interface 100 for inputting the external power supply 600 to the second electronic control switch 700 and the micro-control module 300, respectively.
And the second electronic control switch 700 is used for controlling the on-off of the power supply interface 100 and the battery module 200.
In this embodiment, the second electronic control switch 700 is controlled by the micro-control module 300, and controls whether to control power supply to the battery module 200 through the second electronic control switch 700, that is, when the second electronic control switch 700 connects the power supply interface 100 with the battery module 200, the external power supply 600 inputs power to the battery module 200 along the power supply interface 100 and the second electronic control switch 700 and provides corresponding power supply, and when the second electronic control switch 700 disconnects the power supply interface 100 from the battery module 200, the external power supply 600 stops inputting power to the battery module 200, and supplying power to the battery module 200 is characterized as charging the battery module 200.
And the micro-control module 300 is used for controlling the first electronic control switch 400 to connect the battery module 200 with the auxiliary unit 500 and controlling the second electronic control switch 700 to disconnect the power supply interface 100 from the battery module 200 when the auxiliary unit 500 is in a use state.
In this embodiment, the power supply interface 100 is connected to the micro-control module 300 and the corresponding input end of the second electronic control switch 700, when the auxiliary unit 500 is in a use state, at this time, the second electronic control switch 700 disconnects the power supply interface 100 from the battery module 200, that is, stops charging the battery module 200, and thereafter, the battery module 200 discharges, that is, when the first electronic control switch 400 connects the battery module 200 to the auxiliary unit 500, the battery module 200 supplies power to the auxiliary unit 500.
In this embodiment, when the auxiliary unit 500 is not in use, the micro control module 300 is configured to control the first electronic control switch 400 to disconnect the battery module 200 from the auxiliary unit 500 and control the second electronic control switch 700 to connect the power supply interface 100 with the battery module 200, so that the external power source 600 supplies power to the battery module 200 and the micro control module 300, and maintain the power supply input by the external power source 600 in the second power interval.
In this embodiment, when the auxiliary unit 500 is not in a use state, the power supply interface 100 is communicated with the battery module 200 through the second electronically controlled switch 700, at this time, the external power supply 600 respectively supplies power to the battery module 200 and the micro-control module 300, and the external power supply 600 supplies power to the battery module 200, which is characterized by charging the battery module 200.
In this embodiment, the preset second power interval refers to power consumption generated by the external power source 600 supplying power to the micro control module 300 for operation and power consumption generated by the battery module 200 for power supply (charging), and the functions corresponding to the operation of the micro control module 300 include basic functions such as video and audio.
It should be noted that, in the present embodiment, the battery module 200 is added to the power control circuit to perform power supply and discharge management on the battery module 200, and the electric quantity required by the auxiliary unit 500 during use is supplied by the battery module 200, so as to meet the requirement that the power supplied by the external power supply 600 is stable and smooth.
Fig. 3 is a block diagram ii of a power control circuit according to a preferred embodiment of the present application, as shown in fig. 3, the power control circuit further includes a charging module 800, the charging module 800 is electrically connected to the second electrically controlled switch 700 respectively, wherein,
and the second electronic control switch 700 is used for controlling the on/off of the power supply interface 100 and the charging module 800.
In this embodiment, whether the charging module 800 and the power supply interface 100 are turned on or not is controlled by the second electronic control switch 700, so as to charge the battery module 200, that is, when the second electronic control switch 700 connects the power supply interface 100 with the charging module 800, the external power source 600 inputs the charging module 800 along the power supply interface 100 and the second electronic control switch 700 and provides corresponding power supply, the charging module 800 charges the battery module 200, when the second electronic control switch 700 disconnects the power supply interface 100 from the charging module 800, the external power source 600 stops inputting power to the charging module 800, and supplying power to the battery module 200 is characterized as charging the battery module 200.
And the micro-control module 300 is used for controlling the first electronic control switch 400 to connect the battery module 200 with the auxiliary unit 500 and controlling the second electronic control switch 700 to disconnect the power supply interface 100 from the charging module 800 when the auxiliary unit 500 is in a use state.
In this embodiment, the power supply interface 100 is connected to the micro control module 300 and the corresponding input end of the second electronic control switch 700, when the auxiliary unit 500 is in a use state, at this time, the second electronic control switch 700 disconnects the power supply interface 100 from the charging module 800, that is, stops charging the battery module 200, and thereafter, the battery module 200 discharges, that is, when the first electronic control switch 400 connects the battery module 200 to the auxiliary unit 500, the battery module 200 supplies power to the auxiliary unit 500.
In the present embodiment, when the auxiliary unit 500 is not in use, the first electronically controlled switch 400 is controlled to disconnect the battery module 200 from the auxiliary unit 500 and the second electronically controlled switch 700 is controlled to connect the power supply interface 100 to the charging module 800.
The charging module 800 is configured to charge the battery module 200 when the first electronic control switch 400 disconnects the battery module 200 from the auxiliary unit 500 and the second electronic control switch 700 connects the power supply interface 100 to the charging module 800.
In this embodiment, the power supply interface 100 is connected to the micro control module 300 and the corresponding input end of the second electronic control switch 700, when the auxiliary unit 500 is in a use state, at this time, the second electronic control switch 700 disconnects the power supply interface 100 from the charging module 800, that is, stops charging the battery module 200, and thereafter, the battery module 200 discharges, that is, when the first electronic control switch 400 connects the battery module 200 to the auxiliary unit 500, the battery module 200 supplies power to the auxiliary unit 500.
It should be noted that, in the present embodiment, by adding the battery module 200 to the power control circuit and performing charge and discharge management on the battery module 200, the electric quantity required by the auxiliary unit 500 during use is supplied by the battery module 200, so as to meet the requirement of stable and smooth power supply of the external power supply 600.
Fig. 4 is a block diagram three of a power control circuit according to a preferred embodiment of the present application, as shown in fig. 4, the power control circuit further includes a first battery detection unit 900, the first battery detection unit 900 is electrically connected to the battery module 200 and the micro control module 300, respectively, wherein,
in the case where the auxiliary unit 500 is in an unused state, the first battery detection unit 900 serves to detect a first state of the battery module 200, wherein the first state corresponds to whether the battery state of the battery module 200 is abnormal.
And the micro-control module 300 is configured to operate at a first preset power when the first state indicates that the state of the battery module 200 is abnormal.
In this embodiment, the first preset power corresponds to power consumption generated by the micro control module 300 when the micro control module 300 stops supplying power to the auxiliary unit 500 and operates after it recovers its own power consumption, that is, the external power 600 supplies power to the micro control module 300 to operate itself; in this embodiment, the micro control module 300 recovers its own energy consumption correspondence, including recovering video encoding quality, recovering audio encoding quality, and starting the intelligent processing module.
When the auxiliary unit 500 stops being used, if the first state indicates that the state of the battery module 200 is normal, the external power supply 600 is maintained to supply power to the battery module 200 and the micro-control module 300, and the power supply input by the external power supply 600 is maintained in the second power interval, that is, the battery module 200 is stopped to supply power to the auxiliary unit 500, and then the power supply to the battery module 200 through the power supply interface 100 is resumed (corresponding to the resumption of charging the battery module 200).
In this embodiment, when the auxiliary unit 500 stops being used, if the first state indicates that the state of the battery module 200 is abnormal, at this time, the micro control module 300 resumes to operate with the input power consumption corresponding to the power consumption generated by its own operation, which is provided by the external power supply 600, and if the micro control module 300 is in a state of reducing its own power consumption and the auxiliary unit 500 supplies power before the micro control module 300 resumes to operate with the input power consumption input by the external power supply 600, the auxiliary unit 500 is first stopped to supply power, and then, the auxiliary unit 500 resumes to operate with the input power consumption input by the external power supply 600.
In this embodiment, when the auxiliary unit is not used, the power supply control process of the battery module and the micro control module is as follows:
after the auxiliary unit stops being used, whether the battery module is abnormal or not is detected, if the battery module is abnormal, the micro-control module stops supplying power to the auxiliary unit, and the micro-control module operates after self power consumption is recovered; and if the battery module is normal, stopping supplying power to the auxiliary unit by the battery module, and recovering charging of the battery module after the battery module stops supplying power to the auxiliary unit.
Fig. 5 is a fourth block diagram of the power control circuit according to the preferred embodiment of the present application, as shown in fig. 5, the power control circuit further includes a second battery detection unit 110, the second battery detection unit 110 is electrically connected to the battery module 200 and the micro control module 300, respectively, wherein,
in the case where the auxiliary unit 500 is in the use state, the second battery detection unit 110 serves to detect a second state of the battery module 200, wherein the second state corresponds to whether the battery state of the battery module 200 is abnormal.
And the micro control module 300 is configured to operate at a second preset power and supply power to the auxiliary unit 500 when the second state indicates that the state of the battery module 200 is abnormal.
In this embodiment, the second preset power corresponds to the operation of the micro control module 300 for reducing its own power consumption; in this embodiment, the micro-control module 300 reduces its own energy consumption correspondingly, including reducing video coding quality (e.g., reducing resolution, reducing frame rate, reducing size of code stream, turning off video of spoke code stream), reducing audio coding quality (e.g., reducing sampling rate, turning off audio of spoke code stream), and turning off intelligent processing module.
When the auxiliary unit 500 is in the use state, if the second state indicates that the state of the battery module 200 is normal, the battery module 200 is connected to the auxiliary unit 500 through the first electronically controlled switch 400 and the power supply interface 100 is disconnected from the battery module 200 through the second electronically controlled switch 700, that is, the power supply to the battery module 200 is stopped (corresponding to stopping the charging of the battery module 200), and then the auxiliary unit 500 is supplied with power from the battery module 200.
In the present embodiment, when the auxiliary unit 500 is in the use state, if the second state indicates that the state of the battery module 200 is abnormal, the micro control module 300 first reduces its power consumption and then supplies power to the auxiliary unit 500.
In this embodiment, when the auxiliary unit is used, the power supply control process of the battery module and the micro control module is as follows:
the auxiliary unit is in a use state, whether the battery module is abnormal or not is detected, if the battery module is abnormal, the micro-control module reduces the power consumption of the micro-control module to operate, and the micro-control module supplies power to the auxiliary unit; if the battery module is normal, the battery module is stopped being charged, and the micro control module controls the battery module to supply power to the auxiliary unit (namely, controls the battery module to discharge).
In some of these implementations, the first electronically controlled switch 400 includes, but is not limited to, a relay and the second electronically controlled switch 700 includes, but is not limited to, a relay.
Fig. 6 is a block diagram of a power control circuit according to a preferred embodiment of the present application, as shown in fig. 6, the power control circuit further includes a timer 120, a third battery detection unit 130 and an alarm device 140, the timer 120 is electrically connected to the micro-control module 300, the third battery detection unit 130 is electrically connected to the battery module 200 and the micro-control module 300, respectively, the micro-control module 300 is further electrically connected to the alarm device 140, wherein,
the alarm device 140 includes, but is not limited to, a light alarm (e.g., a light emitting diode), an audible alarm (e.g., a horn).
The third battery detection unit 130 is used to detect a third state of the battery module 200, wherein the third state corresponds to whether the battery state of the battery module 200 is abnormal.
And a timer 120 for recording the time length of the battery module 200 in the abnormal state indicated by the third state.
In the present embodiment, the timer 120 includes, but is not limited to, a clock circuit and a timer, and in some optional embodiments, the timer 120 further includes a timer integrated inside the micro control module 300.
The micro control module 300 is further configured to control the alarm device 140 to alarm when the duration exceeds a preset time threshold.
In this embodiment, the process of the battery abnormality detection alarm is as follows: after the timer is started, the battery state of the battery module is detected, whether the battery module is abnormal or not is judged according to the battery state, and if the battery module is abnormal, the battery abnormality is reported and an alarm device gives an alarm.
Fig. 7 is a sixth block diagram of the power control circuit according to the preferred embodiment of the present application, and as shown in fig. 7, the power control circuit further includes a state monitoring unit 150, and the state monitoring unit 150 is electrically connected to the micro-control module 300 and the auxiliary unit 500, respectively, where the state monitoring unit 150 is used for monitoring the use state of the auxiliary unit 500.
In this embodiment, the state monitoring unit 150 detects the motion of the auxiliary unit 500 corresponding to the relevant device, such as a motor of a cloud platform, and when detecting the motion of the relevant device, triggers the auxiliary unit 500 to start or be started and in a use state.
In this embodiment, an intrinsically safe surveillance camera device is provided, which includes a control unit and a camera connected to the control unit, where the control unit includes the power control circuit in the foregoing embodiment, and the intrinsically safe surveillance camera device is electrically connected to an external power supply through a corresponding power supply interface, and is connected to at least one auxiliary unit through a corresponding first electrical control switch.
In this embodiment, there is also provided a monitoring system including a plurality of connected monitoring camera apparatuses, wherein the monitoring camera apparatus includes the intrinsic safety type monitoring camera apparatus in the above embodiment.
It should be understood that the specific embodiments described herein are merely illustrative of this application and are not intended to be limiting. All other embodiments, which can be derived by a person skilled in the art from the examples provided herein without any inventive step, shall fall within the scope of protection of the present application.
It is obvious that the drawings are only examples or embodiments of the present application, and it is obvious to those skilled in the art that the present application can be applied to other similar cases according to the drawings without creative efforts. Moreover, it should be appreciated that in the development of any such actual implementation, as in any engineering or design project, numerous implementation-specific decisions must be made to achieve the developers' specific goals, such as compliance with system-related and business-related constraints, which may vary from one implementation to another.
The term "embodiment" is used herein to mean that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the present application. The appearances of such phrases in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is to be expressly or implicitly understood by one of ordinary skill in the art that the embodiments described in this application may be combined with other embodiments without conflict.
The above-mentioned embodiments only express several embodiments of the present application, and the description thereof is more specific and detailed, but not construed as limiting the scope of the patent protection. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the concept of the present application, which falls within the scope of protection of the present application. Therefore, the protection scope of the present application shall be subject to the appended claims.
Claims (13)
1. A power control circuit, comprising: the system comprises a power supply interface, a battery module, a micro-control module and a first electric control switch, wherein the power supply interface is electrically connected with the micro-control module, the battery module is electrically connected with an external auxiliary unit through the first electric control switch, the micro-control module is also electrically connected with the first electric control switch and the auxiliary unit, wherein,
the power supply interface is used for inputting an external power supply into the micro control module;
the first electric control switch is used for controlling the on-off of the battery module and the auxiliary unit;
the micro-control module is used for controlling the first electric control switch to communicate the battery module with the auxiliary unit when the auxiliary unit is in a use state, so that the battery module supplies power to the auxiliary unit and the power supply power input by the external power supply is maintained in a preset first power interval.
2. The power control circuit of claim 1, further comprising a second electronically controlled switch electrically connected to the power interface, the battery module, and the micro-control module, respectively, wherein,
the power supply interface is used for respectively inputting an external power supply to the second electric control switch and the micro control module;
the second electric control switch is used for controlling the on-off of the power supply interface and the battery module;
and the micro-control module is used for controlling the first electric control switch to connect the battery module and the auxiliary unit and controlling the second electric control switch to disconnect the power supply interface and the battery module when the auxiliary unit is in a use state.
3. The power control circuit of claim 2, wherein when the auxiliary unit is not in use, the micro-control module is configured to control the first electrically controlled switch to disconnect the battery module from the auxiliary unit and control the second electrically controlled switch to connect the power supply interface to the battery module, so that the external power source supplies power to the battery module and the micro-control module, and maintain the power supply input by the external power source in a second power interval.
4. The power control circuit of claim 2, further comprising a charging module electrically connected to the battery module and the second electronically controlled switch, respectively, wherein,
the second electric control switch is used for controlling the on-off of the power supply interface and the charging module;
and the micro-control module is used for controlling the first electric control switch to connect the battery module and the auxiliary unit and controlling the second electric control switch to disconnect the power supply interface and the charging module when the auxiliary unit is in a use state.
5. The power control circuit of claim 4, wherein when the auxiliary unit is not in use, the micro-control module is configured to control the first electronically controlled switch to disconnect the battery module from the auxiliary unit and control the second electronically controlled switch to connect the power supply interface to the charging module;
the charging module is used for charging the battery module when the first electronic control switch disconnects the battery module from the auxiliary unit and the second electronic control switch connects the power supply interface with the charging module.
6. The power control circuit of claim 2, further comprising a first battery detection unit electrically connected to the battery module and the micro-control module, respectively, wherein,
the first battery detection unit is used for detecting a first state of the battery module under the condition that the auxiliary unit is not in use;
and the micro-control module is used for operating according to a first preset power when the first state indicates that the state of the battery module is abnormal.
7. The power control circuit of claim 2, further comprising a second battery detection unit electrically connected to the battery module and the micro-control module, respectively, wherein,
the second battery detection unit is used for detecting a second state of the battery module under the condition that the auxiliary unit is in the use state;
and the micro-control module is used for operating according to a second preset power and supplying power to the auxiliary unit when the second state indicates that the state of the battery module is abnormal.
8. The power control circuit of claim 2, wherein the first electronically controlled switch comprises a relay, and/or wherein the second electronically controlled switch comprises a relay.
9. The power control circuit of claim 1, further comprising a timer, a third battery detection unit and an alarm device, wherein the timer is electrically connected to the micro-control module, the third battery detection unit is electrically connected to the battery module and the micro-control module, respectively, and the micro-control module is further electrically connected to the alarm device, wherein,
the third battery detection unit is used for detecting a third state of the battery module;
the timer is used for recording the time length of the battery module in the abnormal state represented by the third state;
the micro-control module is also used for controlling the alarm device to alarm when the duration exceeds a preset time threshold.
10. The power control circuit of claim 1, further comprising a state monitoring unit electrically connected to the micro-control module and the auxiliary unit, respectively, wherein,
and the state monitoring unit is used for monitoring the use state of the auxiliary unit.
11. An intrinsically safe monitoring camera device, comprising: the intrinsic safety type monitoring camera device comprises a control unit and a camera connected with the control unit, wherein the control unit comprises a power control circuit according to any one of claims 1 to 10, the intrinsic safety type monitoring camera device is electrically connected with an external power supply through the corresponding power supply interface, and is connected with at least one auxiliary unit through a corresponding first electric control switch.
12. The intrinsically safe surveillance camera assembly of claim 11, wherein the auxiliary unit includes at least one of: the device comprises a holder movement unit, an auxiliary light source unit and a windshield wiper function unit.
13. A monitoring system comprising a plurality of connected monitoring camera apparatuses, characterized in that the monitoring camera apparatuses comprise the intrinsically safe monitoring camera apparatus as claimed in claim 11 or 12.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121657691.4U CN215499342U (en) | 2021-07-20 | 2021-07-20 | Power control circuit, monitoring camera device and monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121657691.4U CN215499342U (en) | 2021-07-20 | 2021-07-20 | Power control circuit, monitoring camera device and monitoring system |
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| Publication Number | Publication Date |
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| CN215499342U true CN215499342U (en) | 2022-01-11 |
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| CN202121657691.4U Active CN215499342U (en) | 2021-07-20 | 2021-07-20 | Power control circuit, monitoring camera device and monitoring system |
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