Tunnel power supply loop control device

Abstract

The utility model discloses a tunnel power supply loop control device, comprising a loop control module used for controlling a power supply loop; the threshold definition module comprises a setting interface and is used for carrying out self-definition on voltage, current and temperature protection thresholds of the device through setting; the communication module comprises an intelligent gateway and a switch and is used for uploading the data in the monitoring loop to a monitoring center through the intelligent gateway and the switch; and the safety protection module comprises a signal output device and a release, and is used for outputting a switching value signal by using the signal output device to enable the release to act when the monitored voltage, current and temperature parameters exceed protection threshold values. According to the scheme, the structure is compact and precise, and multiple functions of power supply loop control, device voltage, current and temperature monitoring and protection, fault alarm uploading and the like can be achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of AC power supply and distribution, in particular to a tunnel power supply loop control device. Background Art

[0002] Energy conservation and emission reduction has become an important task in transportation construction. At the same time, in order to adapt to the times, we should vigorously develop the intelligence of transportation infrastructure and improve the service and management level of the transportation industry. With the development of the new infrastructure of a strong transportation country, the power supply, communication and intelligence level of highway electromechanical equipment have become increasingly important. Therefore, in order to reduce the energy consumption level of electromechanical equipment, improve the real-time monitoring of the equipment operation status and the level of intelligent management and control of equipment, the team integrated the power supply circuit control and communication monitoring technology with products, and innovatively proposed the technical ideas and products of the intelligent tunnel power supply circuit control device, which can be widely used in the intelligent power supply circuit control of different industries such as cities, highways, and water conservancy.

[0003] The tunnel power supply circuit control device is suitable for controlling the power supply circuit of electromechanical equipment. It has multi-circuit and remote control functions, as well as voltage, current and temperature monitoring functions. It is an integrated intelligent tunnel power supply circuit control device. The existing utility model patents generally only have the circuit control function, and do not have the voltage, current, temperature and other monitoring functions for the equipment operation status. Utility Model Content

[0004] The embodiment of the utility model provides a tunnel power supply loop control device to solve the problems of incomplete functions of existing loop control devices.

[0005] The present invention provides a tunnel power supply circuit control device, comprising:

[0006] A circuit control module, the circuit control module includes a signal output device and a release, and is used to remotely or locally control the on and off of each power supply circuit;

[0007] A threshold definition module, the threshold definition module including a setting interface for customizing the voltage, current, and temperature protection thresholds of the device through software or the setting interface;

[0008] A communication module, the communication module comprising an intelligent gateway and a switch, and configured to upload the data in the monitoring loop to a monitoring center via the intelligent gateway and the switch;

[0009] The safety protection module includes a signal output device and a release, and is used to use the signal output device to output a switch signal to activate the release when the voltage, current, and temperature parameters detected exceed the protection threshold.

[0010] In some implementations, the loop control module further includes a built-in single-chip microcomputer acquisition control unit, and the built-in single-chip microcomputer acquisition control unit is used to realize the on-off control of the power supply loop.

[0011] In some implementations, the built-in single-chip microcomputer acquisition control unit includes a PIC chip, a control circuit, and a relay.

[0012] In some embodiments, the tunnel power supply loop control device further includes a power supply module, and the power supply module includes a power supply, a power supply circuit, and a voltage divider circuit.

[0013] In some embodiments, the communication module includes a communication interface and a communication circuit, and the communication interface is a built-in RS485 port and an external optical fiber port.

[0014] In some embodiments, the loop control module can output a switch signal, which is connected to the position of the corresponding loop shunt release. The signal instruction controls the output switch signal to activate the release and disconnect the loop.

[0015] In some embodiments, the security protection module is also used to upload an alarm signal to the platform.

[0016] Compared with the prior art, the utility model has the following advantages:

[0017] The tunnel power supply circuit control device provided by the embodiment of the utility model has a compact and precise structure, and can realize functions such as remote or local control of the power supply circuit on and off, voltage, current, and temperature status monitoring and over-threshold protection, and fault alarm uploading. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a technical principle diagram of a tunnel power supply circuit control device provided by an embodiment of the utility model;

[0019] Figure 2 It is a schematic diagram of the internal circuit structure of a tunnel power supply loop control device provided by an embodiment of the utility model;

[0020] Figure 3 It is a schematic diagram of the power distribution structure of a tunnel power supply circuit control device provided in one embodiment of the utility model. DETAILED DESCRIPTION

[0021] Many specific details are described in the following description to facilitate a full understanding of the present invention. However, the present invention can be implemented in many other ways than those described herein, and those skilled in the art can make similar generalizations without violating the connotation of the present invention. Therefore, the present invention is not limited to the specific implementation disclosed below.

[0022] In the description of the present invention, it should be understood that descriptions involving orientation, such as up, down, front, back, left, right, etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0023] In the description of the present invention, unless otherwise clearly defined, terms such as setting, installing, connecting, etc. should be understood in a broad sense, and technicians in the relevant technical field can reasonably determine the specific meanings of the above terms in the present invention based on the specific content of the technical solution.

[0024] In the description of the present invention, reference terms such as "one embodiment", "some embodiments", "illustrative embodiment", "example", "specific example", or "some examples" mean that the specific features, structures, materials or characteristics described in combination with the embodiment or example are included in at least one embodiment or example of the present invention.

[0025] See also Figure 1 As shown, the embodiment of the utility model discloses a tunnel power supply circuit control device, comprising:

[0026] The circuit control module includes a signal output device and a trip device, which is used to remotely or locally control the on and off of each power supply circuit;

[0027] A threshold definition module, including a setting interface, for customizing the voltage, current, and temperature protection thresholds of the device through software or the setting interface;

[0028] A communication module, including an intelligent gateway and a switch, for uploading the data in the monitoring loop to a monitoring center through the intelligent gateway and the switch;

[0029] The safety protection module includes a signal output device and a release, and is used to use the signal output device to output a switch signal to activate the release when the voltage, current and temperature parameters exceed the protection threshold.

[0030] The tunnel power supply circuit control device disclosed in this embodiment has a compact and precise structure, and can realize functions such as remote or local control of the power supply circuit on and off, voltage, current, and temperature status monitoring and over-threshold protection, and fault alarm uploading.

[0031] In some embodiments, see Figure 1 As shown, the loop control module also includes a built-in single-chip microcomputer acquisition control unit, and the built-in single-chip microcomputer acquisition control unit is used to realize the on-off control of the power supply loop.

[0032] In some embodiments, see Figure 1 As shown, the built-in single-chip microcomputer acquisition control unit includes a PIC chip, a control circuit and a relay.

[0033] In some embodiments, see Figure 1 As shown, the tunnel power supply loop control device also includes a power supply module, and the power supply module includes a power supply, a power supply circuit and a voltage divider circuit.

[0034] In some embodiments, see Figure 1 As shown, the communication module includes a communication interface and a communication circuit. The communication interface is a built-in RS485 port and an external optical fiber port.

[0035] In some embodiments, the circuit control module can output a switch signal, which is connected to the position of the corresponding circuit shunt releaser. The signal instruction controls the output switch signal to activate the releaser and disconnect the circuit.

[0036] In some embodiments, the security protection module is also used to upload an alarm signal to the platform.

[0037] In a specific embodiment, in combination Figure 1 As shown, the above device adopts modular design. The loop control module consists of a loop control circuit, a loop control port, a signal output device, and a tripper. It is used to control the on and off of each power supply loop, and realize remote monitoring and control through a local or operation and maintenance management software platform. The loop control module adopts a DC24V / 220V voltage input method, has an AC voltage detection circuit, which can monitor the operating status of the 220V mains, has an AC current detection circuit, and can monitor the current data of the measured loop by an external AC current transformer, has a temperature acquisition circuit, and can monitor the ambient temperature by an external thermocouple. At the same time, it can perform protection actions according to the collected voltage, current, and temperature data. It has 1-7 output loop controls, can be connected to an AC contactor, and monitor and control the loop status by remote control. It has a fiber optic communication interface for data upload and download, and an RS485 interface for module debugging.

[0038] The utility model can obtain the following advantages:

[0039] The tunnel power supply circuit control device disclosed by the utility model can realize functions such as remote or local control of power supply circuit on and off, voltage, current, temperature status monitoring and over-threshold protection, fault alarm uploading, etc., and has a compact and precise internal structure.

[0040] Specifically, the device has a built-in loop control module to remotely control the power supply loop of the electrical equipment, and can perform fine control on loops 1-7, realize intelligent management and control of electrical equipment, and reduce unnecessary energy consumption; the operating status of the monitoring loop can be monitored in real time through an external current transformer; the ambient temperature of the equipment can be monitored through an external thermocouple; the device has a built-in threshold definition module, which can customize the voltage, current, and temperature protection thresholds of the device through software or setting interfaces; the device has a built-in safety protection module, which uses the signal output device to output a switch signal to activate the release when the voltage, current, and temperature parameters exceed the protection threshold; the built-in communication module can transmit the device monitoring information in real time It is uploaded to the management and control platform in real time to help users optimize equipment management strategies, improve operating efficiency, and strengthen energy management; the combination of local control and remote control can improve the convenience of operation; the tunnel power supply circuit control device system platform can be connected to other operation and maintenance platforms for unified management and reduce the duplication of platform construction; through the monitoring center platform software, managers can realize centralized management of equipment and remotely view the operation of equipment in real time; when equipment fails, the monitoring center can notify managers through mobile devices, and form a work order to send it to relevant maintenance personnel for timely troubleshooting. Through this remote centralized management method, the labor of on-site maintenance can be reduced, maintenance costs can be saved, and maintenance efficiency can be improved.

[0041] It can be seen that the tunnel power supply circuit control device can significantly improve the energy-saving control of tunnel electrical equipment.

[0042] Specifically, with the help of voltage-type voltage divider circuit or current-type residual current transformer, the leakage state of the monitoring circuit is monitored in real time; the device has a built-in single-chip microcomputer acquisition control unit and isolation circuit, which has both intelligent monitoring control and safe and reliable functions; the device has a built-in communication module, which can upload the device monitoring information, alarm information, etc. to the upper platform in real time, and upload it to the background environment control center using digital communication technology, so as to complete the distribution system and conduct effective real-time monitoring, help users optimize network data centers, improve operating efficiency, and strengthen energy management; the combination of local control and remote control can improve the convenience of operation; the intelligent leakage monitoring and protection device system platform of the intelligent system of the AC power supply and distribution system can be connected to other platforms of highway operation and maintenance, unified management, and reduce the duplication of platform construction; through the platform software on the monitoring center, managers can realize centralized management of front-end equipment and remotely view the operation of front-end equipment in real time; when the front-end equipment is abnormal, the monitoring center can notify the management personnel through mobile phone text messages, and form a work order to be issued to the relevant maintenance personnel for timely troubleshooting. Through the above-mentioned remote centralized management method, it can reduce the labor input on site, save maintenance costs, and improve maintenance efficiency.

[0043] It can be seen that the tunnel power supply circuit control device of the utility model can significantly improve the energy-saving management and control of tunnel electrical equipment, and is particularly suitable for areas or fields with high requirements for power supply energy saving.

[0044] It should be noted that although the utility model is disclosed as above in the form of a preferred embodiment, it is not intended to limit the utility model. Any technical personnel in this field may make possible changes and modifications without departing from the spirit and scope of the utility model. Therefore, the scope of protection of the utility model shall be based on the scope defined by the claims of the utility model.

Claims

1. A tunnel power supply circuit control device, characterized in that: include: A circuit control module, the circuit control module includes a signal output device and a release, and is used to remotely or locally control the on and off of each power supply circuit; A threshold definition module, the threshold definition module including a setting interface for customizing the voltage, current, and temperature protection thresholds of the device through software or the setting interface; A communication module, the communication module comprising an intelligent gateway and a switch, and configured to upload the data in the monitoring loop to a monitoring center via the intelligent gateway and the switch; The safety protection module includes a signal output device and a release, and is used to use the signal output device to output a switch signal to activate the release when the voltage, current, and temperature parameters detected exceed the protection threshold.

2. The tunnel power supply circuit control device according to claim 1, characterized in that: The tunnel power supply circuit control device also includes a built-in single-chip microcomputer acquisition control unit, and the built-in single-chip microcomputer acquisition control unit is used to realize the on-off control of the power supply circuit.

3. The tunnel power supply circuit control device according to claim 2, characterized in that: The built-in single-chip microcomputer acquisition control unit includes a PIC chip, a control circuit and a relay.

4. The tunnel power supply circuit control device according to claim 1, characterized in that: The tunnel power supply loop control device also includes a power supply module, and the power supply module includes a power supply, a power supply circuit and a voltage dividing circuit.

5. The tunnel power supply circuit control device according to any one of claims 1 to 4, characterized in that: The communication module includes a communication interface and a communication circuit. The communication interface is a built-in RS485 port and an external optical fiber port.

6. The tunnel power supply circuit control device according to any one of claims 1 to 4, characterized in that: The circuit control module can output a switch signal, which is connected to the position of the corresponding circuit shunt releaser. The signal instruction controls the output switch signal to activate the releaser and disconnect the circuit.

7. The tunnel power supply circuit control device according to any one of claims 1 to 4, characterized in that: The safety protection module is also used to upload alarm signals to the platform end.

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