CN216979633U - Cable pit patrols line dolly and system - Google Patents
Cable pit patrols line dolly and system Download PDFInfo
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- CN216979633U CN216979633U CN202122868919.0U CN202122868919U CN216979633U CN 216979633 U CN216979633 U CN 216979633U CN 202122868919 U CN202122868919 U CN 202122868919U CN 216979633 U CN216979633 U CN 216979633U
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Abstract
The application discloses cable pit patrols line dolly and system includes: the inspection device comprises an inspection device and a trolley body; the inspection device includes: the system comprises a programmable PCB mainboard, a temperature sensor, an infrared obstacle avoidance device, a Bluetooth communication device, a monitoring device and a speed reduction drive board; wherein: the dolly body includes: a drive motor and wheels; the monitoring device includes: a night vision camera; the temperature sensor, the infrared obstacle avoidance device, the Bluetooth communication device, the monitoring device and the speed reduction drive board are in communication connection with the PCB mainboard; one end of the driving motor is connected with the speed reduction driving plate, and the other end of the driving motor is connected with the wheel; the Bluetooth communication device is used for communicating with a terminal; the short-distance and targeted detection of the cables and the cable equipment in the cable trench is realized in a remote control mode.
Description
Technical Field
The application relates to the field of intelligent trolley control systems, in particular to a cable trench inspection trolley and a cable trench inspection system.
Background
The main hidden danger in the cable trench of the transformer substation is the fire problem caused by cable operation abnormity reasons such as low-resistance short circuit, current leakage, cable protective layer leakage and the like. Along with the arrival of the signal-proof period, the cable trench can have the problem of water accumulation, and because the winding displacement is more in the cable trench, potential safety hazards exist.
Because the cable laying in the cable trench of transformer substation is intensive, the space is narrow, and the manual inspection degree of difficulty is big. At present, temperature monitoring is mainly carried out by adopting a temperature sensing cable or an optical fiber, the existing monitoring mode cannot go deep into a cable trench, intensive cables and cable equipment in the cable trench are inspected, and various running states of the cables in the trench cannot be effectively monitored. In addition, the ground worker in the existing detection mode cannot master the running state of the cable in the cable trench in real time, and once the cable fails, early warning cannot be timely carried out, corresponding processing measures are taken, and further cable failure loss is caused.
SUMMERY OF THE UTILITY MODEL
The application provides a cable pit patrols line dolly and system adopts and carries on inspection device on patrolling the line dolly, can realize patrolling the line dolly and walk in the cable pit is inside, effectively overcomes the interior complicated operational environment problem of cable pit. The detection of the cables and the cable equipment in the cable trench in a close range and pertinence mode is realized in a remote control mode, the cable trench inspection efficiency can be improved, and the inspection workload is reduced. The trolley walks in the cable trench, and the moving direction of the trolley is controlled and the detection data of the trolley is checked through the mobile terminal. During walking, the temperature sensor measures the temperature of the cable, a worker can judge the fire problem caused by low-resistance short circuit, current leakage, leakage of a cable protection layer and the like according to the temperature of the cable, and check whether the cable is damaged or not through the high-definition night vision camera, and can know a water inflow point in advance during flood prevention and make plugging in advance.
In a first aspect, the application provides a cable pit patrols line dolly includes: the inspection device comprises an inspection device and a trolley body; the inspection device includes: the system comprises a programmable PCB mainboard, a temperature sensor, an infrared obstacle avoidance device, a Bluetooth communication device, a monitoring device and a speed reduction drive board; wherein: the dolly body includes: a drive motor and wheels; the monitoring device includes: a night vision camera; the temperature sensor, the infrared obstacle avoidance device, the Bluetooth communication device, the monitoring device and the speed reduction drive board are in communication connection with the PCB mainboard; one end of the driving motor is connected with the speed reduction driving plate, and the other end of the driving motor is connected with the wheel; the Bluetooth communication device is used for communicating with a terminal;
the PCB mainboard receives a control signal sent by the terminal through the Bluetooth communication device; the PCB main board outputs the control signal to the speed reduction drive board, and the speed reduction drive board controls the drive motor to run after receiving the control signal so as to enable the trolley body to move;
the Bluetooth communication device is used for sending the obstacle avoidance signals collected by the infrared obstacle avoidance device, the video images acquired by the monitoring device and the cable temperature collected by the temperature sensor to the terminal.
Adopt this application scheme to use the machine to replace the manual work, can improve and patrol and examine efficiency, reduce and patrol and examine work load, play energy saving and emission reduction, can not patrol and examine work in such narrow and small space of cable pit, reduce beneficial effects such as equipment maintenance cost.
As an example of an implementation, the PCB motherboard is a raspberry pi (Broadcom) BCM27114B motherboard.
As one implementable example, the night vision camera includes: the infrared light supplement lamp is used for providing illumination for the camera; the camera can rotate 360 degrees.
As an implementable example, the cart further comprises: a power source; the power supply is used for supplying electric energy to the temperature sensor, the infrared obstacle avoidance device, the Bluetooth communication device, the monitoring device, the speed reduction drive plate and the trolley body; the power supply includes: a lithium battery pack.
As a practical example, the number of drive motors may be 2 or 4.
As an implementable example, the cart body includes: a wheel; the wheels are Mecanum wheels.
In a second aspect, the present application further provides a cable trench patrol system, which includes: a cable trench routing cart and terminal as described in any one of the first aspects; wherein, the terminal be used for to cable pit patrols the line dolly and sends control information, and, be used for receiving what the cable pit patrolled that the line dolly sent keeps away barrier signal, the video image who acquires by monitoring device and the cable conductor temperature who gathers by temperature sensor kept away what barrier device gathered by infrared.
Adopt the terminal to carry out information feedback, make things convenient for the personnel of patrolling and examining to know the inside condition of cable pit more really effectual, can accomplish in time discovery problem, the normal operating of cable in the cable pit is ensured to the technological effect of timely early warning processing.
The application provides a cable pit patrols line dolly and technical effect of system as follows:
1. compared with the existing line patrol robot, the line patrol robot has the advantages of convenience in operation, simplicity and convenience in control, low production cost and high utilization rate.
2. The inspection efficiency is improved, the beneficial effects of energy conservation and emission reduction and reduction of equipment maintenance cost are achieved, the water flow entry point can be known in advance during the flood prevention period, and plugging can be done in advance.
3. Reduce the work load of the personnel of patrolling and examining to reduce the working strength of the personnel of patrolling and examining.
Drawings
Fig. 1 is a schematic structural diagram of an inspection device in a cable trench trolley provided by the present application;
fig. 2 is a schematic structural diagram of a cable trench routing system provided by the present application.
Detailed Description
To make the purpose, technical solutions and advantages of the present application clearer, the technical solutions in the present application will be clearly and completely described below with reference to the drawings in the present application, and it is obvious that the described embodiments are some, but not all embodiments of the present application. 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 application.
The embodiment of the application provides a cable pit patrols line dolly, wherein can include: the inspection device comprises an inspection device and a trolley body; the inspection device includes: the system comprises a programmable PCB mainboard, a temperature sensor, an infrared obstacle avoidance device, a Bluetooth communication device, a monitoring device and a speed reduction drive board; wherein: the dolly body includes: a drive motor and wheels; the monitoring device includes: a night vision camera; the temperature sensor, the infrared obstacle avoidance device, the Bluetooth communication device, the monitoring device and the speed reduction drive board are all in communication connection with the PCB mainboard; one end of the driving motor is connected with the speed reduction driving plate, and the other end of the driving motor is connected with the wheel; the Bluetooth communication device is used for communicating with a terminal.
The infrared obstacle avoidance device is high in adaptability to ambient light, and is provided with a pair of infrared transmitting and infrared receiving tubes, the transmitting tube transmits infrared rays with certain frequency, when the detection direction meets an obstacle, the transmitted infrared rays are reflected back and then received by the infrared receiving tubes, and the trolley stops for the next operation according to the detected obstacle information, so that the purpose of obstacle avoidance is achieved; and the detection distance can be adjusted through a potentiometer, and the device has the characteristics of small interference, convenience in assembly, convenience in use and the like.
The PCB mainboard receives a control signal sent by the terminal through the Bluetooth communication device; the PCB main board outputs the control signal to the speed reduction drive board, and the speed reduction drive board controls the driving motor to operate after receiving the control signal, so that the trolley body moves.
The Bluetooth communication device is used for sending the obstacle avoidance signals collected by the infrared obstacle avoidance device, the video images acquired by the monitoring device and the cable temperature collected by the temperature sensor to the terminal.
As an implementable example, the speed reduction drive board is used in conjunction with a raspberry pi (Broadcom) BCM27114B motherboard for controlling the cart drive motor. During the operation, by the executive operation of inspector on the terminal, the signal feeds back to raspberry group (Broadcom) BCM27114B mainboard through bluetooth communication device, and the speed reduction drive board is fed back to the mainboard again, and speed reduction drive board control driving motor, driving motor control dolly motion.
Adopt this application scheme to use the machine to replace artifically, can improve and patrol and examine efficiency, play energy saving and emission reduction, reduce the oil pollution degree of all ring edge borders, reduce beneficial effects such as equipment maintenance cost.
As an implementable example, the PCB motherboard is a raspberry pi (Broadcom) BCM27114B motherboard; the 4B mainboard is bluetooth transmission, and treater processing rate is faster, supports many systems, makes a video recording and carries on the aspect stronger.
As one implementable example, the night vision camera includes: the infrared light supplement lamp is used for providing illumination for the camera; the camera can rotate 360 degrees.
As an implementable example, the cart further comprises: a power source; the power supply is used for supplying electric energy to the temperature sensor, the infrared obstacle avoidance device, the Bluetooth communication device, the monitoring device, the speed reduction drive plate and the trolley body; the method comprises the following steps: a lithium battery pack.
The lithium battery pack is rechargeable, has strong power storage capacity, can supply power for a long time, and has better safety and reliability.
As one example of an implementation, the temperature sensor is model DS18B 20.
It should be noted that, the signal temperature sensor has the advantages of wear resistance, collision resistance, small volume, convenient use, various packaging forms and suitability for digital temperature measurement of various narrow space devices. The temperature of the measured point measured in real time can be temporarily stored in the mainboard and transmitted to the terminal, and the purpose of online detection is realized.
As an implementable example, the number of drive motors may be 2 or 4.
As an implementable example, the cart body includes: a wheel; the wheels are Mecanum wheels.
It should be noted that the rims of the mecanum wheels are obliquely provided with a plurality of small sticks, so that the wheels can slide transversely. The envelope of each small roller is cylindrical when the wheel is rotated about a fixed wheel axle, so that the wheel can roll forward continuously. Play fine effect to the direction removal, mecanum wheel compact structure, the motion is nimble.
The embodiment of the application further provides a cable trench patrol system, which can include: a cable trench routing cart and terminal as described in any one of the preceding embodiments; wherein, the terminal be used for to cable pit patrols the line dolly and sends control information, and, be used for receiving what the cable pit patrolled that the line dolly sent keeps away barrier signal, the video image who acquires by monitoring device and the cable conductor temperature who gathers by temperature sensor kept away what barrier device gathered by infrared.
The terminal is adopted for information feedback, so that inspection personnel can know the internal condition of the cable trench more truly and effectively, problems can be found timely, the technical effect of early warning and processing in time is achieved, and the normal operation of cables in the cable trench is ensured.
The application provides a pair of cable pit patrols line dolly and technical effect of system as follows:
1. compared with the existing line patrol robot, the line patrol robot has the advantages of convenient operation, simple and convenient control, low production cost and high utilization rate;
2. the inspection efficiency is improved, the beneficial effects of energy conservation and emission reduction and reduction of equipment maintenance cost are achieved, the water flow entry point can be known in advance during the flood prevention period, and plugging is done in advance;
3. reduce the work load of the personnel of patrolling and examining to reduce the working strength of the personnel of patrolling and examining.
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 think 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 (7)
1. A cable pit patrols line dolly includes: the inspection device comprises an inspection device and a trolley body; the inspection device includes: the system comprises a programmable PCB mainboard, a temperature sensor, an infrared obstacle avoidance device, a Bluetooth communication device, a monitoring device and a speed reduction drive board; the dolly body includes: a drive motor, a wheel; wherein: the monitoring device includes: a night vision camera; the temperature sensor, the infrared obstacle avoidance device, the Bluetooth communication device, the monitoring device and the speed reduction drive board are in communication connection with the PCB mainboard; one end of the driving motor is connected with the speed reduction driving plate; the other end of the driving motor is connected with the wheel, and the Bluetooth communication device is used for communicating with a terminal;
the PCB mainboard receives a control signal sent by the terminal through the Bluetooth communication device; the PCB main board outputs the control signal to the speed reduction drive board, and the speed reduction drive board controls the drive motor to run after receiving the control signal so as to enable the trolley body to move;
the Bluetooth communication device is used for sending the obstacle avoidance signals collected by the infrared obstacle avoidance device, the video images acquired by the monitoring device and the cable temperature collected by the temperature sensor to the terminal.
2. The cart of claim 1, wherein the PCB motherboard is a raspberry pi broadcom bcm27114B motherboard.
3. The cart of claim 1, wherein the night vision camera comprises: the infrared light supplement lamp is used for providing illumination for the camera; the camera can rotate 360 degrees.
4. The cart of claim 1, wherein the inspection device further comprises: a power source; the power supply is used for providing electric energy for the temperature sensor, the infrared obstacle avoidance device, the Bluetooth communication device, the monitoring device, the speed reduction drive plate and the trolley body; the power supply includes: a lithium battery pack.
5. The cart of claim 1, wherein the cart body comprises: a wheel; the wheels are Mecanum wheels.
6. The trolley according to claim 1, wherein the number of the driving motors is 2 or 4.
7. A cable trench routing system, comprising: the cable trench routing cart and termination of any of claims 1-6; wherein, the terminal be used for to cable pit patrols line dolly and sends control information to and, be used for receiving and show that what the cable pit patrolled line dolly sent keeps away barrier signal, the video image who acquires by monitoring device and the cable conductor temperature who is gathered by temperature sensor by infrared obstacle-avoiding device collection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122868919.0U CN216979633U (en) | 2021-11-22 | 2021-11-22 | Cable pit patrols line dolly and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122868919.0U CN216979633U (en) | 2021-11-22 | 2021-11-22 | Cable pit patrols line dolly and system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216979633U true CN216979633U (en) | 2022-07-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122868919.0U Active CN216979633U (en) | 2021-11-22 | 2021-11-22 | Cable pit patrols line dolly and system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216979633U (en) |
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2021
- 2021-11-22 CN CN202122868919.0U patent/CN216979633U/en active Active
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