CN114256971A - Remote control type cable branch box monitoring terminal device - Google Patents
Remote control type cable branch box monitoring terminal device Download PDFInfo
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- CN114256971A CN114256971A CN202111441229.5A CN202111441229A CN114256971A CN 114256971 A CN114256971 A CN 114256971A CN 202111441229 A CN202111441229 A CN 202111441229A CN 114256971 A CN114256971 A CN 114256971A
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 21
- 238000001514 detection method Methods 0.000 claims abstract description 43
- 238000004891 communication Methods 0.000 claims abstract description 20
- 230000010354 integration Effects 0.000 claims abstract description 13
- 238000012545 processing Methods 0.000 claims abstract description 5
- 230000006870 function Effects 0.000 abstract description 11
- 238000012423 maintenance Methods 0.000 abstract description 7
- 238000000034 method Methods 0.000 description 11
- 230000008569 process Effects 0.000 description 7
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 238000012827 research and development Methods 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00001—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by the display of information or by user interaction, e.g. supervisory control and data acquisition systems [SCADA] or graphical user interfaces [GUI]
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G15/00—Cable fittings
- H02G15/08—Cable junctions
- H02G15/10—Cable junctions protected by boxes, e.g. by distribution, connection or junction boxes
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00002—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by monitoring
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00006—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00006—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment
- H02J13/00022—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment using wireless data transmission
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00006—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment
- H02J13/00022—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment using wireless data transmission
- H02J13/00026—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment using wireless data transmission involving a local wireless network, e.g. Wi-Fi, ZigBee or Bluetooth
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Human Computer Interaction (AREA)
- Alarm Systems (AREA)
Abstract
The invention discloses a remote control type cable branch box monitoring terminal device, which comprises: the sensor integration unit is used for acquiring images and temperature and detecting the opening state of the door; the ADC leakage voltage detection unit is used for detecting the voltage of the branch box body; the control unit is connected with the sensor integration unit and the ADC leakage voltage detection unit and used for processing information provided by the sensor integration unit and the ADC leakage voltage detection unit and sending a control instruction; the communication unit is connected with the control unit; and the actuator is connected with the control unit and used for executing corresponding operation according to the control instruction. The invention can realize the functions of environment temperature and humidity value detection, door opening state detection, door opening voice alarm, door opening image information acquisition and branch box shell leakage voltage detection. The fault point is locked and effective reference information is provided for operation and maintenance personnel by combining the alarm information and the accurate position information, the working efficiency is improved, and the equipment fault loss is reduced.
Description
Technical Field
The invention relates to the field of monitoring of cable branch boxes in a power distribution network, in particular to a remote control type monitoring terminal device of a cable branch box.
Background
Since the low-voltage cable breakout boxes are typically exposed to the outside environment and are also located in close proximity to populated areas. On one hand, under the influence of the external environment, the temperature and the humidity in the cable branch box are in a fluctuating state, and in addition, the long-term use of the cable promotes the aging of the cable, so that a fire disaster is caused, the operation performance of the cable branch box is influenced, and the reliability of power distribution is reduced. On the other hand, due to the accessibility of non-operating personnel to the cable branch box, the occurrence of serious casualty accidents caused by electric shock of personnel due to the accidental opening of the cable branch box door is caused. Therefore, the research and development of a new cable branch box monitoring terminal device with a remote control function can enhance the monitoring and control of the cable branch box, thereby improving the reliability and safety of the overall operation of the equipment. The research and development of a new monitoring device can timely find the abnormity of the running state of the equipment and the error touch of non-operating personnel and make corresponding alarm, can prevent major accidents caused by untimely and insufficient overhaul, and can provide accurate and effective information for the later operation and maintenance of the equipment.
Disclosure of Invention
The invention provides a remote control type cable branch box monitoring terminal device, which aims to solve the problems that a cable branch box in the prior art is poor in controllability and easy to cause safety accidents, and is used for realizing monitoring and remote control functions, improving the working efficiency and power supply reliability of operation and maintenance personnel and reducing the equipment failure rate.
The technical scheme of the invention is as follows.
A remote control type cable branch box monitoring terminal device comprises:
the sensor integration unit is used for acquiring images and temperature and detecting the opening state of the door;
the ADC leakage voltage detection unit is used for detecting the voltage of the branch box body;
the control unit is connected with the sensor integration unit and the ADC leakage voltage detection unit and used for processing information provided by the sensor integration unit and the ADC leakage voltage detection unit and sending a control instruction;
the communication unit is connected with the control unit;
and the actuator is connected with the control unit and used for executing corresponding operation according to the control instruction.
The invention can detect whether the branch box leaks electricity, the temperature and humidity of the branch box and the box door state, and upload the temperature and humidity and the box door state in real time through the communication unit, thereby realizing remote monitoring and control, improving the working efficiency and the power supply reliability of operation and maintenance personnel, and reducing the equipment failure rate.
Preferably, the sensor integrated unit comprises a camera, a door opening detection module and a temperature and humidity detection module, the camera is arranged in the branch box and used for shooting images at the position of the box door and adjusting exposure according to light intensity, the door opening detection module is used for detecting the opening and closing state of the box door, and the temperature and humidity detection module is used for detecting the temperature and humidity inside the branch box.
Preferably, the communication unit includes a wireless communication module, a satellite positioning module and a corresponding antenna.
Preferably, the actuator comprises an electronic lock and an electronic lock driver, the electronic lock driver is connected with the control unit, and when receiving the control command, the electronic lock driver controls the electronic lock to lock the door.
Preferably, the actuator further comprises a language alarm module and a loudspeaker, the language alarm module is connected with the control unit and used for sending language alarm information when the door of the box is opened according to the control instruction, and the loudspeaker plays the language alarm information.
Preferably, the camera is an OV2640 focusing camera; the temperature and humidity detection module is a DHT11 temperature and humidity sensor.
Preferably, the door opening detection module includes a magnet mounted on a branch box door and an electromagnetic sensor mounted on a door frame, the electromagnetic sensor transmitting a corresponding signal to the control unit when the branch box door is opened.
Preferably, the control unit is a high-performance microcontroller, the model is an STM32F407ZGT6 single chip microcomputer, FLASH of the single chip microcomputer is 1M +, and SRAM of the single chip microcomputer is 196K.
Preferably, the wireless communication module is a 4G wireless communication module with a model number of EC 20.
The substantial effects of the invention include: the functions of environment temperature and humidity value detection, door opening state detection, door opening voice alarm, door opening image information acquisition and branch box shell leakage voltage detection can be realized. The fault point is locked and effective reference information is provided for operation and maintenance personnel by combining the alarm information and the accurate position information, the working efficiency is improved, the equipment fault loss is reduced, and the remote control of the electronic lock can be realized. The safety of the cable branch box can be improved.
Drawings
Fig. 1 is a system composition diagram of an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions will be clearly and completely described below with reference to the embodiments, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be understood that, in various embodiments of the present invention, the sequence numbers of the processes do not mean the execution sequence, and the execution sequence of the processes should be determined by the functions and the internal logic of the processes, and should not constitute any limitation on the implementation process of the embodiments of the present invention.
It should be understood that in the present application, "comprising" and "having" and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
It should be understood that, in the present invention, "a plurality" means two or more. "and/or" is merely an association describing an associated object, meaning that three relationships may exist, for example, and/or B, may mean: a exists alone, A and B exist simultaneously, and B exists alone. The character "/" generally indicates that the former and latter associated objects are in an "or" relationship. "comprises A, B and C" and "comprises A, B, C" means that all three of A, B, C comprise, "comprises A, B or C" means that one of A, B, C comprises, "comprises A, B and/or C" means that any 1 or any 2 or 3 of A, B, C comprises.
It should be understood that in the present invention, "B corresponding to a", "a corresponds to B", or "B corresponds to a" means that B is associated with a, and B can be determined from a. Determining B from a does not mean determining B from a alone, but may be determined from a and/or other information. And the matching of A and B means that the similarity of A and B is greater than or equal to a preset threshold value.
As used herein, "if" may be interpreted as "at … …" or "when … …" or "in response to a determination" or "in response to a detection", depending on the context.
The technical solution of the present invention will be described in detail below with specific examples. Embodiments may be combined with each other and some details of the same or similar concepts or processes may not be repeated in some embodiments.
Example (b):
a remote control type cable branch box monitoring terminal device, as shown in fig. 1, comprising:
the sensor integrated unit comprises a camera, a door opening detection module and a temperature and humidity detection module, wherein the camera is arranged in the branch box and used for shooting images at the position of the box door and adjusting exposure degree according to light intensity, the door opening detection module is used for detecting the opening and closing state of the box door, and the temperature and humidity detection module is used for detecting the temperature and humidity inside the branch box. The door opening detection module includes a magnet installed on a branch box door and an electromagnetic sensor installed on a door frame, and the electromagnetic sensor transmits a corresponding signal to the control unit when the branch box door is opened.
And the ADC leakage voltage detection unit is used for detecting the voltage of the branch box body.
The control unit is connected with the sensor integration unit and the ADC leakage voltage detection unit and used for processing information provided by the sensor integration unit and the ADC leakage voltage detection unit and sending a control instruction;
and the communication unit is connected with the control unit and comprises a wireless communication module, a satellite positioning module and a corresponding antenna.
And the actuator is connected with the control unit and used for executing corresponding operation according to the control instruction. The electronic lock comprises an electronic lock and an electronic lock drive, wherein the electronic lock drive is connected with a control unit, and when a control instruction is received, the electronic lock drive controls the electronic lock to lock the door. The intelligent alarm system is characterized by further comprising a language alarm module and a loudspeaker, wherein the language alarm module is connected with the control unit and used for sending language alarm information when the door of the box is opened according to a control instruction, and the loudspeaker plays the language alarm information.
The invention can detect whether the branch box leaks electricity, the temperature and humidity of the branch box and the box door state, and upload the temperature and humidity and the box door state in real time through the communication unit, thereby realizing remote monitoring and control, improving the working efficiency and the power supply reliability of operation and maintenance personnel, and reducing the equipment failure rate.
In terms of hardware, the camera adopted in the embodiment is an OV2640 focusing camera; the temperature and humidity detection module is a DHT11 temperature and humidity sensor. The control unit is a high-performance microcontroller, the model is an STM32F407ZGT6 single chip microcomputer, FLASH is 1M +, and SRAM is 196K. The wireless communication module is a 4G wireless communication module with the model number of EC 20.
Wherein STM32F4072ET6, peripheral circuit include OV2640 camera interface circuit, DHT11 temperature and humidity sensor interface circuit, electronic lock drive circuit, voice module interface circuit, door open detect tongue tube interface circuit and leakage voltage detection ADC circuit etc.. 25Q128 is on-board memory for storage of data.
The power supply module can be divided into three parts. One converts 220VAC to 12VDC via LD20-23B12R2, providing electronic lock actuation, while converting 12VDC to an internal low voltage of 5VDC via LM 2596. And the second circuit divides the internal low voltage obtained by conversion into two circuits, one circuit is converted into 3.8VDC by an MIC29302 chip to supply power to a voice module, and the other circuit is converted into 3.3VDC by an AMS1117 chip to supply power to a main control chip STM32 and a peripheral chip. And thirdly, 3.3VDC is converted into 1.8VCD through an RT9193 chip to supply power for the 4G communication module.
The antenna interface of this embodiment adopts 50 omega SMA female first base, and external antenna must use and be fit for GPRS working band antenna, if adopt other mismatched antenna will influence the use of equipment, serious probably leads to the product to damage.
When the main control machine is installed, the main control machine is provided with a terminal strip, is connected with the sensor integrated unit through a multi-core wire, has the size of about 15cm by 10cm by 5cm, and is installed on the guide rail through the guide rail bracket. The sensor integrated unit is fixed at the position of a branch box door frame, and 3 cm-by-3 cm left and right door opening detection module accessories are installed at the same position of the side of the door plate. Note that: the satellite positioning system antenna needs to be placed towards the sky, stable 4G signals are needed around the 4G antenna, and waterproof treatment needs to be done for installation of the sensor integration unit and the antenna hole.
The functions of the present embodiment include: can detect branch chamber door state through the sensor among magnet and the sensor integrated unit of installing on the branch chamber door, according to environment light intensity adjustment camera exposure when the door is opened, control camera is shot and is uploaded to cloud ware, lasts broadcast warning voice message simultaneously. And the remote authorized user is supported to drive the electronic lock to remotely open the branch box door by sending a wireless command to the main control machine. The branch box shell leakage detection function can start leakage alarm when the shell voltage exceeds 35V.
The substantial effects of the invention include: the functions of environment temperature and humidity value detection, door opening state detection, door opening voice alarm, door opening image information acquisition and branch box shell leakage voltage detection can be realized. The fault point is locked and effective reference information is provided for operation and maintenance personnel by combining the alarm information and the accurate position information, the working efficiency is improved, the equipment fault loss is reduced, and the remote control of the electronic lock can be realized. The safety of the cable branch box can be improved.
Through the description of the above embodiments, those skilled in the art will understand that, for convenience and simplicity of description, only the division of the above functional modules is used as an example, and in practical applications, the above function distribution may be completed by different functional modules according to needs, that is, the internal structure of a specific device is divided into different functional modules to complete all or part of the above described functions.
In the embodiments provided in this application, it should be understood that the disclosed structures and methods may be implemented in other ways. For example, the above-described embodiments with respect to structures are merely illustrative, and for example, a module or a unit may be divided into only one logic function, and may have another division manner in actual implementation, for example, a plurality of units or components may be combined or may be integrated into another structure, or some features may be omitted or not executed. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection through some interfaces, structures or units, and may be in an electrical, mechanical or other form.
Units described as separate parts may or may not be physically separate, and parts displayed as units may be one physical unit or a plurality of physical units, may be located in one place, or may be distributed to a plurality of different places. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.
In addition, functional units in the embodiments of the present application may be integrated into one processing unit, or each unit may exist alone physically, or two or more units are integrated into one unit. The integrated unit can be realized in a form of hardware, and can also be realized in a form of a software functional unit.
The integrated unit, if implemented in the form of a software functional unit and sold or used as a stand-alone product, may be stored in a readable storage medium. Based on such understanding, the technical solutions of the embodiments of the present application may be essentially or partially contributed to by the prior art, or all or part of the technical solutions may be embodied in the form of a software product, where the software product is stored in a storage medium and includes several instructions to enable a device (which may be a single chip, a chip, or the like) or a processor (processor) to execute all or part of the steps of the methods of the embodiments of the present application. And the aforementioned storage medium includes: various media capable of storing program codes, such as a usb disk, a removable hard disk, a Read Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk, or an optical disk.
The above description is only for the specific embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present application, and shall be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.
Claims (9)
1. The utility model provides a remote control type cable branch case monitor terminal device which characterized in that includes:
the sensor integration unit is used for acquiring images and temperature and detecting the opening state of the door;
the ADC leakage voltage detection unit is used for detecting the voltage of the branch box body;
the control unit is connected with the sensor integration unit and the ADC leakage voltage detection unit and used for processing information provided by the sensor integration unit and the ADC leakage voltage detection unit and sending a control instruction;
the communication unit is connected with the control unit;
and the actuator is connected with the control unit and used for executing corresponding operation according to the control instruction.
2. The remote control type cable branch box monitoring terminal device according to claim 1, wherein the sensor integration unit comprises a camera, a door opening detection module and a temperature and humidity detection module, the camera is arranged in the branch box and used for shooting images at a box door and adjusting exposure according to light intensity, the door opening detection module is used for detecting the opening and closing state of the box door, and the temperature and humidity detection module is used for detecting the temperature and humidity inside the branch box.
3. The remote control type cable branch box monitoring terminal device according to claim 1, wherein the communication unit comprises a wireless communication module, a satellite positioning module and a corresponding antenna.
4. The remote control type cable branch box monitoring terminal device according to claim 1, wherein the actuator comprises an electronic lock and an electronic lock driver, the electronic lock driver is connected to the control unit, and when receiving the control command, the electronic lock driver controls the electronic lock to perform a door locking operation.
5. The remote control type cable branch box monitoring terminal device according to claim 4, wherein the actuator further comprises a voice alarm module and a speaker, the voice alarm module is connected with the control unit and used for sending voice alarm information when a box door is opened according to a control instruction, and the speaker plays the voice alarm information.
6. The remote control type cable branch box monitoring terminal device according to claim 2, wherein the camera is an OV2640 focusing camera; the temperature and humidity detection module is a DHT11 temperature and humidity sensor.
7. The remote control type cable branch box monitoring terminal device according to claim 2, wherein the door opening detection module includes a magnet mounted on a branch box door and an electromagnetic sensor mounted on a door frame, the electromagnetic sensor transmitting a corresponding signal to the control unit when the branch box door is opened.
8. The remote control type cable branch box monitoring terminal device according to claim 1, wherein the control unit is a high-performance microcontroller, the model is STM32F407ZGT6 single chip microcomputer, FLASH is 1M +, and SRAM is 196K.
9. The remote control type cable branch box monitoring terminal device according to claim 3, wherein the wireless communication module is a 4G wireless communication module with a model number of EC 20.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111441229.5A CN114256971A (en) | 2021-11-30 | 2021-11-30 | Remote control type cable branch box monitoring terminal device |
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| CN202111441229.5A CN114256971A (en) | 2021-11-30 | 2021-11-30 | Remote control type cable branch box monitoring terminal device |
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| CN204290253U (en) * | 2015-01-08 | 2015-04-22 | 国家电网公司 | The anti-illegal cable branch box opened |
| CN209086369U (en) * | 2018-11-16 | 2019-07-09 | 武汉特试特科技股份有限公司 | A kind of distribution low-voltage cable junction box state monitoring apparatus |
| CN210515618U (en) * | 2019-09-23 | 2020-05-12 | 国网江西省电力有限公司抚州供电分公司 | Cable branch box operating condition detection alarm indicator for power distribution network |
| CN210608030U (en) * | 2019-11-12 | 2020-05-22 | 重庆西威电气有限公司 | Power distribution cabinet internal environment monitoring system |
| CN110784688A (en) * | 2019-11-20 | 2020-02-11 | 深圳市中广控信息科技有限公司 | Internet of things operation and maintenance monitoring box for multi-path video monitoring integration |
| CN112260405A (en) * | 2020-10-28 | 2021-01-22 | 江苏沙洲电气有限公司 | Cable branch box with intelligent early warning system |
| CN112636215A (en) * | 2020-12-25 | 2021-04-09 | 南京云昱信息科技有限公司 | Thing networking traffic electronic box |
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