CN209911489U - Embedded bow net state detection equipment - Google Patents
Embedded bow net state detection equipment Download PDFInfo
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- CN209911489U CN209911489U CN201821738167.8U CN201821738167U CN209911489U CN 209911489 U CN209911489 U CN 209911489U CN 201821738167 U CN201821738167 U CN 201821738167U CN 209911489 U CN209911489 U CN 209911489U
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Abstract
The utility model discloses an embedded bow net state check out test set. The device comprises a DC power supply port and a microprocessor; the ultraviolet sensor is electrically connected with the direct current power supply port, the fan is controlled by a first control switch of the microprocessor, and the heating glass is controlled by a second control switch of the microprocessor; the input end of the first direct current/direct current converter is electrically connected with the direct current power supply port, and the output end of the first direct current/direct current converter is electrically connected with the microprocessor; the infrared camera is electrically connected with the output port of the first direct current/direct current converter and is controlled by a third control switch of the microprocessor, and the visible light camera is controlled by a fourth control switch of the microprocessor; and the RS485 port, the temperature sensor port and the Ethernet port are respectively electrically connected with the microprocessor. This application carries out low voltage power supply, running state data acquisition to a plurality of equipment in the bow net system through an equipment, has reached the high integrated, practice thrift valuable installation space's of bow net detection device technical effect with higher speed.
Description
Technical Field
The utility model relates to a railway train bow net safety perception and early warning technical field, on-vehicle contact net, bow net match the aspect of running state detection, especially relate to an embedded bow net state detection equipment.
Background
Due to the continuous improvement of the running speed of the motor train, the abrasion and the impact of the pantograph to the contact net are increased. Moreover, due to the rapid increase of the running density of high-speed rails and the driving towards the train number, the skylight time for the detection and maintenance of the overhead line system is shortened sharply. In order to ensure the running safety of a train, discover potential safety hazards in time, overcome the problems of contact suspension in certain links, ensure that the contact suspension is in a good working state, detect the matching running state of a contact net and a pantograph net on line all day long, and use the detection result for guiding the maintenance of the contact net. In a traditional mode, modules such as a power supply, signal isolation, level conversion, data acquisition and communication and the like are specially and additionally designed for each sub-module in the vehicle roof equipment in order to realize the functions. This undoubtedly has an influence on the space utilization in the protective cover, the overall economy of the bow net detection device, and the stability.
Therefore, a highly integrated device for detecting the matching operation state of the overhead line system and the pantograph system is needed.
SUMMERY OF THE UTILITY MODEL
The utility model provides a technical problem be: under the traditional mode, modules such as a power supply, signal isolation, level conversion, data acquisition and communication and the like need to be designed for each submodule in the roof equipment respectively, and the traditional design mode can occupy a larger space in a protective cover of the roof equipment. For solving the problem, the utility model provides an embedded bow net state intellectual detection system equipment. This check out test set sets up in roof equipment protection casing, and it includes:
a DC power supply port and a microprocessor;
the ultraviolet sensor is electrically connected with the direct current power supply port;
the fan is electrically connected with the direct current power supply port through a first control switch controlled by the microprocessor;
the heating glass is electrically connected with the direct current power supply port through a second control switch controlled by the microprocessor;
the input end of the first direct current/direct current converter is electrically connected with the direct current power supply port, and the microprocessor is electrically connected with the output port of the first direct current/direct current converter;
an infrared camera electrically connected to an output terminal of the first dc/dc converter through a third control switch controlled by the microprocessor;
the visible light camera is electrically connected with the output end of the first direct current/direct current converter through a fourth control switch controlled by the microprocessor; and
and the RS485 port, the temperature sensor port and the Ethernet port are respectively electrically connected with the microprocessor.
Preferably, the inertial navigation device is electrically connected with the direct current power supply port.
Preferably, the microprocessor is also electrically connected with a PWM port and an RS232 port, respectively.
Preferably, the RS485 port is connected to the ultraviolet sensor.
Preferably, the device further comprises an upper computer, and the Ethernet port is electrically connected with the upper computer.
Preferably, the input end of the gigabit relay network port is electrically connected with the dc power supply port, and the signal network ports of the infrared camera, the visible light camera and the wireless inertial navigation module are respectively electrically connected with the gigabit relay network port.
Preferably, the input end of the second dc/dc converter is electrically connected to the dc power supply port; and the LED light supplement lamp is electrically connected with the output end of the second direct current/direct current converter through a fifth control switch, and the fifth control switch is controlled by the output voltage of the second direct current/direct current converter.
Preferably, the fifth control switch is controlled by the upper computer.
Preferably, the output terminal of the second dc/dc converter is electrically connected to the visible light phase through the fourth control switch.
Preferably, the fourth control switch is also controlled by the upper computer.
Compared with the prior art, one or more embodiments in the above scheme can have the following advantages or beneficial effects:
use the utility model provides an embedded bow net state intellectual detection system equipment can realize carrying out low voltage power supply, running state data acquisition to a plurality of equipment in the bow net system through an equipment to carry out corresponding safeguard measure to the bow net system according to the host computer order when taking place unusually. It can be seen that the utility model discloses bow net detection device highly integrated, practice thrift valuable installation space's technological effect with higher speed has been reached.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
Drawings
The scope of the present disclosure may be better understood by reading the following detailed description of exemplary embodiments in conjunction with the accompanying drawings. Wherein the included drawings are:
fig. 1 shows a schematic external view of the embedded bow net state intelligent detection device;
fig. 2 is a schematic diagram showing an internal structure of the embedded bow net state intelligent detection device; and
fig. 3 shows a schematic interface diagram of the embedded bow net state intelligent detection device.
Detailed Description
Further areas of applicability of the present disclosure will become apparent from the detailed description provided hereinafter. However, it should be understood that the detailed description of the exemplary embodiments are for illustrative purposes only and, therefore, are not intended to necessarily limit the scope of the present disclosure.
Due to the continuous improvement of the running speed of the motor train, the abrasion and the impact of the pantograph to the contact net are increased. Moreover, due to the rapid increase of the running density of high-speed rails and the driving towards the train number, the skylight time for the detection and maintenance of the overhead line system is shortened sharply. In order to ensure the operation safety, the railway head office puts forward the requirement of additionally arranging a vehicle-mounted contact net operation state detection device on an operating motor train unit so as to find hidden dangers in time, overcome the problems of contact suspension in certain links and ensure that the contact suspension is in a good working state. The pantograph-catenary detection device is installed in an operation motor car to operate, all-weather online detection of the running state of a catenary and pantograph-catenary matching is performed, and a detection result is used for guiding the maintenance of the catenary. The pantograph, the contact network and related roof electrical equipment work conditions are observed mainly through a visible light camera, an infrared camera and an ultraviolet sensor, and real-time video image information can be provided for a vehicle-mounted mechanic in time by means of a detection device when the pantograph-network relationship is abnormal; the vehicle-mounted detection device has a vehicle-ground wireless communication function, real-time alarm information can be uploaded to the ground data receiving and analyzing terminal, and the ground data receiving and analyzing terminal is responsible for storing and forwarding the alarm data.
The pantograph-catenary detection device mainly comprises roof equipment, a vehicle-mounted monitoring screen, a host unit (chassis), a power supply unit (power supply box), a vehicle-mounted switch and cables, wherein each pantograph is correspondingly provided with 1 trolley-mounted host unit, 1 trolley-mounted power supply unit and 1 set of roof equipment. Each set of roof equipment consists of a left cover and a right cover, and modules such as a visible light camera, an infrared camera, an ultraviolet sensor, an LED light supplement lamp and various industrial cameras, sensors, wireless inertial navigation and the like are installed in the shields.
The car roof equipment mainly achieves the functions of collecting visible light videos and local high-definition image infrared images, collecting ultraviolet signals, pillar detection data, environment and internal temperature of the device, electrically heating the device, wirelessly communicating the car and the ground, acquiring GPS signals and the like. In a traditional mode, modules such as a power supply, signal isolation, level conversion, data acquisition and communication and the like are specially designed for each submodule in the shield to realize the functions. This undoubtedly has an influence on the space utilization in the protective cover, the overall economy of the bow net detection device, and the stability.
Based on this, the utility model provides an embedded bow net state intellectual detection system equipment. This smart machine can realize carrying out the low voltage power supply, gathering multiple bow net running state data through a equipment to a plurality of bow net equipment in the system, upload various bow net running state data to bow net detection device host computer in real time to carry out corresponding safeguard measure to the bow net system according to the host computer command when taking place unusually, reach bow net detection device high integration with higher speed, practiced thrift valuable installation space's technological effect.
The embodiments of the present invention will be explained in detail below. The embodiment relates to an embedded bow net state intelligent detection device. This check out test set sets up in roof equipment protection casing, as shown in fig. 1, intelligent detection equipment adopts the three-layer stack design, and fig. 2 shows intelligent detection equipment's internal structure schematic diagram. Referring to fig. 1 and 2, a first layer of the smart detection device includes: the device comprises a direct current power supply port, an inertial navigation device, an ultraviolet sensor, a microprocessor, a fan, heating glass, a first direct current/direct current converter (DC/DC converter), an infrared camera, a visible light camera and a temperature sensor.
The intelligent device is externally connected with a direct current 24V input voltage, and is electrically connected with a direct current power supply port and the microprocessor after being input by a direct current 24V to protect surge, EMI and filtering.
The direct current power supply port is also electrically connected with the inertial navigation device and the ultraviolet sensor. The ultraviolet sensor is a photoelectric coupler and is used for monitoring whether electric sparks occur in the protective cover of the roof equipment.
The fan is electrically connected with the direct current power supply port through a first control switch controlled by the microprocessor.
The heating glass is electrically connected with the direct current power supply port through a second control switch controlled by the microprocessor.
The input end of the first direct current/direct current converter is electrically connected with the direct current power supply port, and the output port of the first direct current/direct current converter is electrically connected with the microprocessor. The first DC/DC converter is used for converting the input DC24V voltage into DC12V voltage and outputting the DC12V voltage.
The infrared camera is electrically connected with the output end of the first direct current/direct current converter through a third control switch controlled by the microprocessor.
The visible light camera is electrically connected with the output end of the first direct current/direct current converter through a fourth control switch controlled by the microprocessor.
The microprocessor is respectively electrically connected with the following ports: RS485 port, temperature sensor port, Ethernet port, PWM port and RS232 port.
And the RS485 port is connected with an ultraviolet sensor. The ultraviolet sensor detects a signal reflecting whether the electric spark occurs or not, and transmits the signal to the microprocessor through the RS485 port when detecting the electric spark occurrence signal.
The temperature sensor port is electrically connected with the temperature sensor. At least three temperature sensors are arranged in the protective cover of the car roof equipment, and the temperature detection precision is required to be +/-1 ℃. The temperature sensor is used for monitoring the temperature in the protective cover of the roof equipment and transmitting temperature data to the microprocessor through the temperature sensor port at regular time.
The Ethernet port is electrically connected with the upper computer for detecting the state of the pantograph, and signals received by the microprocessor are transmitted to the upper computer through 10/100Mbps hundred-mega Ethernet electrically connected with the Ethernet port for workers to monitor the state of the pantograph at any time. The port can also be used for carrying out software upgrading on the intelligent bow net state detection equipment.
The PWM port can be used for outputting common voltage and voltage with adjustable working parameters, and the adjustable parameters are duty ratio and the like. The isolation voltage of the PWM port is 1500VDC, the voltage is not higher than 5V, the driving capability is 150mA, the frequency is 1 Hz-500 Hz, and the duty ratio is 0% -100% adjustable.
The RS232 port is a 1-channel RS232 debugging interface and is used for debugging the intelligent bow net state detection equipment.
The second layer and the third layer of the intelligent detection equipment respectively comprise a kilomega relay network port, a second direct current/direct current converter and an LED light supplementing lamp, wherein the input end of the kilomega relay network port is electrically connected with the direct current power supply port.
And signal network ports of the infrared camera, the visible light camera and the wireless inertial navigation module are respectively and electrically connected with the kilomega relay network port. The kilomega isolation relay network port is provided with 3-channel input and 3-channel output, and the Ethernet interface protection function is added. The isolation voltage level is not less than 1500 VDC.
The input end of the second DC/DC converter is electrically connected with the DC power supply port. The DC/DC converter is used for converting the input DC24V voltage into DC 5V voltage and outputting the voltage, and outputting a level signal for the subsequent equipment.
The LED light supplement lamp is electrically connected with the output end of the second direct current/direct current converter through a fifth control switch.
The fifth control switch is controlled by the output voltage of the second direct current/direct current converter and the upper computer for detecting the pantograph state. The output end of the second direct current/direct current converter is electrically connected with the visible light phase through a fourth control switch, so that the fourth control switch is controlled by the network state detection upper computer besides the microprocessor.
Fig. 3 (a) to (d) show schematic interface diagrams of the embedded bow net state intelligent detection device. As shown in fig. 3 (a), the upper computer for detecting the pantograph state inputs a DC24V power supply through pins 1 and 5 of an interface of the intelligent detecting device for detecting the pantograph state CN1 to supply power to the upper computer, and pins 2 and 6, pins 3 and 7, and pins 4 and 8 are connected in parallel with the DC24V output to supply power to the wireless inertial navigation module and the ultraviolet sensor. The CN2 interface is an external power output interface, a first direct current/direct current converter in the bow net state intelligent detection equipment converts DC24V into DC12V, the microprocessor controls the two DC12V and the two DC24V to be output, and the power is supplied to the fan, the heating glass, the infrared camera and the visible light camera in sequence. The CN8 interface and the CN9 interface are temperature sensor interfaces, can be connected with three PT100 temperature sensors, and detect the temperature in the protective cover of the car roof equipment.
The CN3 interface and the CN4 interface shown in fig. 3 (b) are sequentially an input end and an output end of the second dc/dc converter, and can input a 24V signal level into the CN3 interface, and the CN4 interface outputs a 5V signal level to the LED fill-in light and the visible light camera as an external trigger synchronization signal.
The CN11 interface shown in (c) of fig. 3 is a PWM port and an RS485 port, which can output a variable duty ratio PWM signal and perform RS485 communication with the ultraviolet sensor. The CN12 interface shown in fig. 3 (c) is an RSR232 interface, and serial port debugging can be performed on the intelligent detection device and the upper bow net state detection computer.
The gigabit portal interfaces GE1-GE6 shown in fig. 3 (d) serve as signal isolation interfaces for the infrared camera, the visible light camera, and the wireless inertial navigation module to perform portal isolation, and the hundred-megabyte portal interface ETH serves as the host unit of the intelligent detection device itself to perform network communication with the bow net detection device.
Compared with the prior art, the embodiment of the scheme has the following advantages or beneficial effects:
use the utility model provides an embedded bow net state intellectual detection system equipment can realize carrying out low voltage power supply, running state data acquisition to a plurality of equipment in the bow net system through an equipment to carry out corresponding safeguard measure to the bow net system according to the host computer order when taking place unusually. The technical effects that the bow net detection device is highly integrated and precious installation space is saved are achieved.
Although the embodiments of the present invention have been disclosed, the above description is only for the convenience of understanding the present invention, and is not intended to limit the present invention. It will be apparent to persons skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (10)
1. The utility model provides an embedded bow net state check out test set sets up in roof equipment protection casing, its characterized in that includes:
a DC power supply port and a microprocessor;
the ultraviolet sensor is electrically connected with the direct current power supply port;
the fan is electrically connected with the direct current power supply port through a first control switch controlled by the microprocessor;
the heating glass is electrically connected with the direct current power supply port through a second control switch controlled by the microprocessor;
the input end of the first direct current/direct current converter is electrically connected with the direct current power supply port, and the microprocessor is electrically connected with the output port of the first direct current/direct current converter;
an infrared camera electrically connected to an output terminal of the first dc/dc converter through a third control switch controlled by the microprocessor;
the visible light camera is electrically connected with the output end of the first direct current/direct current converter through a fourth control switch controlled by the microprocessor; and
and the RS485 port, the temperature sensor port and the Ethernet port are respectively electrically connected with the microprocessor.
2. The embedded bow net status detection device of claim 1, further comprising an inertial navigation device electrically connected to the dc power port.
3. The embedded bow net status detection device of claim 2, wherein the microprocessor is further electrically connected with a PWM port and an RS232 port, respectively.
4. The embedded bow net status detection device of claim 1, wherein the RS485 port is connected to the ultraviolet sensor.
5. The embedded bow net status detecting device of claim 1, further comprising an upper computer, wherein the ethernet port is electrically connected to the upper computer.
6. The embedded bow net status detection device of claim 2, further comprising:
and the input end of the gigabit relay network port is electrically connected with the direct-current power supply port, and the signal network ports of the infrared camera, the visible light camera and the wireless inertial navigation module are respectively electrically connected with the gigabit relay network port.
7. The embedded bow net status detection device of claim 5, further comprising:
the input end of the second direct current/direct current converter is electrically connected with the direct current power supply port; and
and the LED light supplement lamp is electrically connected with the output end of the second direct current/direct current converter through a fifth control switch, and the fifth control switch is controlled by the output voltage of the second direct current/direct current converter.
8. The embedded bow net status detecting device according to claim 7, wherein the fifth control switch is controlled by the upper computer.
9. The embedded bow net status detecting device of claim 8, wherein an output of the second dc/dc converter is electrically connected to the visible light phase through the fourth control switch.
10. The embedded bow net status detecting device according to claim 9, wherein the fourth control switch is further controlled by the upper computer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821738167.8U CN209911489U (en) | 2018-10-25 | 2018-10-25 | Embedded bow net state detection equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821738167.8U CN209911489U (en) | 2018-10-25 | 2018-10-25 | Embedded bow net state detection equipment |
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| Publication Number | Publication Date |
|---|---|
| CN209911489U true CN209911489U (en) | 2020-01-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821738167.8U Active CN209911489U (en) | 2018-10-25 | 2018-10-25 | Embedded bow net state detection equipment |
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| CN (1) | CN209911489U (en) |
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