CN210324581U - Colliery is traffic signal controlling means in pit - Google Patents
Colliery is traffic signal controlling means in pit Download PDFInfo
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- CN210324581U CN210324581U CN201921609947.7U CN201921609947U CN210324581U CN 210324581 U CN210324581 U CN 210324581U CN 201921609947 U CN201921609947 U CN 201921609947U CN 210324581 U CN210324581 U CN 210324581U
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Abstract
A coal mine underground traffic signal control device can solve the technical problem that the underground traffic condition of a coal mine is special and not easy to control. The system comprises a central processing module, a position coding module, an infrared vehicle sensing module, a wireless communication module, a traffic light indicating module and a voice alarm module, wherein the position coding module, the infrared vehicle sensing module, the wireless communication module, the traffic light indicating module and the voice alarm module are respectively in communication connection with the central processing module; the utility model discloses the mountable is in colliery underworkings cross or three-way crossing, and one is respectively installed to every direction entrance, sets up the address into 0-3 respectively, installs in the controlling means circulation of each crossing and detects whether there is the vehicle to get into, sends data for the main website that the address is 0 through wireless data transmission module simultaneously, and the main website is according to each crossing vehicle situation, each crossing controlling means traffic lights state of rethread wireless data transmission module control and alarm state.
Description
Technical Field
The utility model relates to a signal control technical field, concretely relates to colliery traffic signal controlling means in pit.
Background
Coal mine underground three-way intersections and crossroads are quite various, and coal mine underground light is dim and roads are narrow, so that generally only one-way vehicles can pass. Many goods and materials conveying vehicles frequently come and go, and disordered underground traffic conditions easily cause safety accidents, and the traffic light switching efficiency of the common time-sharing traffic light system is low, so that the underground intrinsic safety and explosion-proof characteristics of a coal mine cannot be met.
SUMMERY OF THE UTILITY MODEL
The utility model provides a colliery traffic signal controlling means in pit can solve the special not easily controlled technical problem of colliery traffic situation in pit.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a coal mine underground traffic signal control device comprises a central processing module, a position coding module, an infrared vehicle sensing module, a wireless communication module, a traffic light indicating module and a voice alarm module, wherein the position coding module, the infrared vehicle sensing module, the wireless communication module, the traffic light indicating module and the voice alarm module are respectively in communication connection with the central processing module;
wherein the content of the first and second substances,
the position coding module is connected with the central processing module through a general IO port, and transmits an address signal to the central processing module through a 2-bit dial switch for identifying the specific position of the underground three-way intersection or crossroad control device of the coal mine;
the infrared vehicle sensing module is connected with the central processing module through a general IO port, determines the condition of vehicles entering the intersection through whether infrared rays are blocked by the vehicles or not, and sends the information of the vehicles entering the intersection to the central processing module;
the wireless communication module is connected with the central processing module through an SPI bus, and the central processing module completes the transmission of vehicle information, control information and traffic light state data among all intersection control devices through 2.4 GHz;
the traffic light indicating module is connected with the central processing module through a general IO port, and the central processing module switches and controls traffic lights according to the traffic intersection state by the information sent by the wireless transceiving module;
the voice alarm module is connected with the central processing module through an SPI bus, the central processing module acquires vehicle information of each intersection through the wireless transceiver module, and when vehicles exist at other intersections, the intersection control device switches to a red light and gives out alarm sound;
the power supply module supplies power to each stage of circuit.
Further, the wireless communication module is formed by a chip NRF 2401A.
Further, the coal mine underground traffic signal control device according to claim 2 is characterized in that: the central processing module adopts PIC16F628A as a main control core.
Furthermore, the voice alarm module is formed by adopting a chip ISD1730PY voice chip.
Furthermore, the intrinsic safety power supply module comprises a transformer and a voltage stabilizing chip which jointly form 12V and 5V mining intrinsic safety power supplies for all levels of circuits.
According to the above technical scheme, the utility model discloses a controlling means installs in colliery underworkings cross or three-way crossing, and one is respectively installed to every direction entrance, sets up the address into 0-3 respectively, installs the controlling means circulation in each crossing and detects whether there is the vehicle to get into, sends data for the main website that the address is 0 through wireless data transmission module simultaneously, and the main website is according to each crossing vehicle situation, and each crossing controlling means traffic lights state of rethread wireless data transmission module control and alarm state.
When vehicles enter the corresponding intersection and other intersections have no vehicles, the intersection displays a green light and other lanes display red lights, and voice prompts of ' coming ahead and no driving ' or ' coming ahead and slowing down.
The effects of the utility model
1. The novel PIC16F628A processor with high performance is used as a main control core, the performance is high, and peripheral circuits are simple and reliable.
2. 2.4GHZ wireless data transmission technology, so that vehicle information and traffic light control information of each intersection control device can be subjected to rapid data exchange, and field wiring is effectively reduced.
3. The infrared ray transceiving technology can detect the vehicle state quickly and conveniently and has high reliability.
4. The intelligent traffic control program effectively indicates whether the vehicle can safely pass through the intersection.
5. The voice alarm technology enables the vehicle drivers entering the intersection to know the state of the oncoming vehicle in time through humanized voice playing, and safety awareness is enhanced.
6. The address coding can conveniently realize the ID setting of each intersection.
7. The coal mine safety production requirement is ensured.
Drawings
Fig. 1 is a circuit block diagram of the present invention;
FIG. 2 is a diagram of the pins of the CPU of the present invention;
FIG. 3 is a pin diagram of the position coding module of the present invention;
fig. 4 is an infrared emission circuit of the infrared vehicle sensing module of the present invention;
fig. 5 is an infrared receiving circuit of the infrared vehicle sensing module of the present invention;
fig. 6 is a circuit diagram of the wireless communication module of the present invention;
fig. 7 is a circuit wiring diagram of the traffic light indicating module of the present invention;
fig. 8 is a circuit diagram of the power module 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 embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention.
As shown in fig. 1, the coal mine underground traffic signal control device according to this embodiment includes:
the intelligent vehicle alarm system is composed of a central processing module 1, a position coding module 2, an infrared vehicle sensing module 3, a wireless communication module 4, a traffic light indicating module 5, a voice alarm module 6 and a power supply module 7.
The central processing module 1 takes a high-performance processor PIC16F628A as a main control core, and the central processing module 1 is connected with the position coding module 2, the infrared vehicle sensing module 3, the wireless communication module 4, the traffic light indicating module 5 and the voice alarm module 6 through a multifunctional IO port.
The central processing module 1 uses a high-performance processor PIC16F628A as a main control core, and the processor has the characteristics of high performance, low power consumption, flexible configuration of IO interfaces and the like.
The position coding module 2 is connected with the central processing module 1 through a general IO port, and transmits an address signal to the central processing module 1 through a 2-bit dial switch, so as to identify the specific position of the underground three-way intersection or intersection control device of the coal mine. And the control device with the protocol specification ID of 0 is a main station and is responsible for collecting vehicle information of each intersection and coordinating traffic light states and alarm information of each intersection through radio waves.
The infrared vehicle induction module 3 is connected with the central processing module 1 through a general IO port, determines the condition of vehicles entering the intersection through whether infrared rays are blocked by the vehicles or not, and sends the information of the vehicles entering the intersection to the central processing module 1.
The wireless communication module 4 is mainly composed of a chip NRF2401A and is connected with the central processing module 1 through an SPI bus, and the central processing module 1 completes transmission of vehicle information, control information and traffic light state data among all intersection control devices through 2.4 GHz.
The traffic light indicating module 5 is connected with the central processing module 1 through a general IO port, and the central processing module 1 switches and controls traffic lights according to the traffic intersection state through the information sent by the wireless transceiving module.
The voice alarm module 6 is mainly composed of a chip ISD1730PY voice chip and is connected with the central processing module 1 through an SPI bus, the central processing module 1 obtains vehicle information of each intersection through the wireless transceiver module, and when vehicles exist at other intersections, the intersection control device switches to a red light and gives out alarm sound.
The intrinsic safety power module 7 is a 12V and 5V mine intrinsic safety power supply which is formed by a transformer and a voltage stabilizing chip and supplies power to each stage of circuit.
As can be seen from the above, the coal mine underground traffic signal control device described in this embodiment adopts a novel high-performance PIC16F628A processor as a main control core, and integrates a 2.4GHz microwave technology, an infrared transceiving technology, and a voice playing technology, so that the device has the characteristics of simple peripheral circuit, high reliability, high underground traffic signal control intelligence, convenience in installation, and the like;
the device is arranged at a crossroad or a three-way intersection of a coal mine underground roadway, one is arranged at each direction entrance, the address is set to be 0-3, the control devices arranged at each intersection circularly detect whether vehicles enter or not, simultaneously, data are sent to a main station with the address of 0 through a wireless data transmission module, and the main station controls the traffic light state and the alarm state of each intersection control device through the wireless data transmission module according to the vehicle condition of each intersection.
The four traffic light alarm control devices form a wireless communication network through a 2.4G wireless transceiver, and all vehicle sensor information data are shared.
When no vehicle comes from all the four directions, the green traffic state can be displayed completely.
When one of the vehicles firstly detects the arrival, vehicle information is sent to the other three vehicles, and the other three vehicles are in red light states, the traffic is forbidden and an alarm is given. After the vehicle passes through, the red light and the alarm state of the other three control devices are delayed and released.
If a plurality of the devices detect the arrival of vehicles simultaneously, the priority with the lowest wireless address is used for passing, the other three devices are ordered to be in a red light state, the traffic is forbidden, and an alarm is given. After the vehicle passes through, the red light and the alarm state of the other three control devices are delayed and released, and at the moment, the other directions with the vehicle can send out a passing instruction.
When vehicles enter the corresponding intersection and other intersections have no vehicles, the intersection displays a green light and other lanes display red lights, and voice prompts of ' coming ahead and no driving ' or ' coming ahead and slowing down.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (5)
1. A colliery is traffic signal control device in pit which characterized in that:
the system comprises a central processing module (1), and a position coding module (2), an infrared vehicle sensing module (3), a wireless communication module (4), a traffic light indicating module (5) and a voice alarm module (6) which are respectively in communication connection with the central processing module (1);
wherein the content of the first and second substances,
the position coding module (2) is connected with the central processing module (1) through a general IO port, and transmits an address signal to the central processing module (1) through a 2-bit dial switch for identifying the specific position of a coal mine underground three-way intersection or crossroad control device;
the infrared vehicle induction module (3) is connected with the central processing module (1) through a general IO port, determines the condition of vehicles entering the intersection through whether infrared rays are blocked by the vehicles or not, and sends the information of the vehicles entering the intersection to the central processing module (1);
the wireless communication module (4) is connected with the central processing module (1) through an SPI bus, and the central processing module (1) completes the transmission of vehicle information, control information and traffic light state data among all intersection control devices through 2.4GHz wireless transmission;
the traffic light indicating module (5) is connected with the central processing module (1) through a general IO port, and the central processing module (1) switches and controls traffic lights according to the traffic intersection state by the information sent by the wireless transceiving module;
the voice alarm module (6) is connected with the central processing module (1) through an SPI bus, the central processing module (1) acquires vehicle information of each intersection through the wireless transceiver module, and when vehicles exist at other intersections, the intersection control device switches to a red light and gives out alarm sound;
the circuit also comprises an intrinsic safety power supply module (7) for supplying power to each stage of circuit.
2. The coal mine underground traffic signal control device according to claim 1, characterized in that: the wireless communication module (4) is formed by a chip NRF 2401A.
3. The coal mine underground traffic signal control device according to claim 2, characterized in that: the central processing module (1) adopts PIC16F628A as a main control core.
4. The coal mine underground traffic signal control device according to claim 3, characterized in that: the voice alarm module (6) is formed by adopting a chip ISD1730PY voice chip.
5. The coal mine underground traffic signal control device according to claim 3, characterized in that: the intrinsic safety power supply module (7) comprises a transformer and a voltage stabilizing chip which jointly form 12V and 5V mining intrinsic safety power supplies and supplies power to all levels of circuits.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921609947.7U CN210324581U (en) | 2019-09-26 | 2019-09-26 | Colliery is traffic signal controlling means in pit |
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| CN201921609947.7U CN210324581U (en) | 2019-09-26 | 2019-09-26 | Colliery is traffic signal controlling means in pit |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113299101A (en) * | 2021-06-01 | 2021-08-24 | 湖北杰纳动力科技有限公司 | Intelligent sand table traffic display system and control method |
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2019
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113299101A (en) * | 2021-06-01 | 2021-08-24 | 湖北杰纳动力科技有限公司 | Intelligent sand table traffic display system and control method |
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