CN211493851U - Vehicle-mounted gas monitoring and early warning system - Google Patents
Vehicle-mounted gas monitoring and early warning system Download PDFInfo
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- CN211493851U CN211493851U CN201922158725.4U CN201922158725U CN211493851U CN 211493851 U CN211493851 U CN 211493851U CN 201922158725 U CN201922158725 U CN 201922158725U CN 211493851 U CN211493851 U CN 211493851U
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Abstract
The utility model discloses a vehicle-mounted gas monitoring and early warning system, which comprises a central monitoring unit and a door phone in communication connection with the central monitoring unit, wherein the door phone comprises a first microprocessor and a first air quality sensor connected with the first microprocessor; the central monitoring unit comprises a third microprocessor and an alarm, and the alarm is connected with a control signal output end of the third microprocessor through a relay; the first microprocessor is in communication connection with the third microprocessor; the central monitoring unit is arranged at the driving platform, and the door phone is arranged at the vehicle door. The utility model also discloses another kind of on-vehicle gas monitoring early warning system, including central monitoring unit and a plurality of seaters rather than communication connection. Detecting passengers getting on the vehicle door, and alarming at the first time when the passengers carry flammable and explosive gases or toxic gases to remind drivers and passengers to take measures; the device detects inflammable and explosive gas or toxic gas around the seat, and gives an alarm in time to remind drivers and passengers to take measures.
Description
Technical Field
The utility model belongs to hazardous gas monitoring field, concretely relates to on-vehicle gas monitoring early warning system.
Background
At present, most buses, buses and other large buses only take charge of security protection of drivers. However, it is often difficult to ensure the safety of passengers by visually recognizing dangerous articles and dangerous persons getting on the vehicle only by the driver. And buses, buses and other large buses have more passengers and large space, so that drivers can easily see the bus, and criminals can take the bus. In recent years, the frequent public transport fire-fighting cases attract attention. Strengthen the safety inspection system of buses, buses and other large buses, improve the public safety of large buses, and are not slow at all. The conventional vehicle-mounted gas monitoring device is not suitable for buses, buses and other large buses, the detection sensor is usually connected with the central control unit through a cable, the installation and the deployment in the buses, buses and other large buses are very inconvenient, and the quantity of the detection units and the installation flexibility of the detection units are limited. For example, in the technical scheme of chinese patent "combustibles monitoring device for public transport vehicles" with publication number CN204188557U, the detection units are connected with the dashboard of the vehicle through cables, which limits the number of the detection units and the flexibility of installation of the detection units.
Disclosure of Invention
The utility model discloses a current on-vehicle gas monitoring devices of technical problem ordinarily adopts the connected mode that the detection sensor passes through cable and central control unit, and it is very inconvenient to install and dispose in buses, buses etc. motorbus, has restricted the quantity of detecting element and the flexibility of detecting element installation. When a passenger carries inflammable and explosive gas or toxic gas to enter from a vehicle door, the conventional vehicle-mounted gas monitoring device cannot detect and give an alarm in time at the first time.
The utility model aims at solving the above problem, provide on-vehicle gas monitoring early warning system, door department at motorbus sets up the gate machine, whether the passenger that detects to get into the door and get on the bus carries easily fire, explosive gas or toxic gas, set up the seat machine under motorbus's saddle, whether there is easily fire, explosive gas or toxic gas around the detection saddle, gate machine, the seat machine is connected with the central monitoring unit communication that sets up at the driver's cabin to the installation of gate machine, seat machine is deployed.
The technical scheme of the utility model is that the vehicle-mounted gas monitoring and early warning system comprises a central monitoring unit and a door phone which is in communication connection with the central monitoring unit, wherein the door phone comprises a first microprocessor and a first air quality sensor which is connected with the first microprocessor; the central monitoring unit comprises a third microprocessor and an alarm, and the alarm is connected with a control signal output end of the third microprocessor through a relay; the first microprocessor is in communication connection with the third microprocessor; the central monitoring unit is arranged at the driving platform, and the door phone is arranged at the vehicle door.
Furthermore, the central monitoring unit also comprises a third wireless transmission module connected with a third microprocessor; the door phone also comprises a first wireless transmission module connected with the first microprocessor; the first wireless transmission module is in communication connection with the third wireless transmission module through a wireless network.
Further, the central monitoring unit also comprises a display screen connected with the third microprocessor.
Further, the central monitoring unit also comprises a voice module connected with the third microprocessor.
Further, the central monitoring unit also comprises a DTU unit connected with the third microprocessor.
The other vehicle-mounted gas monitoring and early warning system comprises a central monitoring unit and a plurality of seat machines in communication connection with the central monitoring unit, wherein each seat machine comprises a second microprocessor and a second air quality sensor connected with the second microprocessor; the central monitoring unit comprises a third microprocessor and an alarm, and the alarm is connected with a control signal output end of the third microprocessor through a relay; the second microprocessor is in communication connection with the third microprocessor; the central monitoring unit is arranged on a driving platform, and the seat machine is arranged below the seat.
The central monitoring unit also comprises a third wireless transmission module connected with a third microprocessor; the seat machine also comprises a second wireless transmission module connected with a second microprocessor; the second wireless transmission module is in communication connection with the third wireless transmission module through a wireless network.
Furthermore, the central monitoring unit also comprises a door phone, wherein the door phone comprises a first microprocessor, a first air quality sensor and a first wireless transmission module, and the first microprocessor is connected with the first microprocessor; the first wireless transmission module is in communication connection with the third wireless transmission module through a wireless network.
Further, the door phone also comprises a human body induction sensor connected with the first microprocessor.
Furthermore, the door phone also comprises an air suction fan, and the air suction fan is connected with the control signal output end of the first microprocessor through a relay.
Compared with the prior art, the beneficial effects of the utility model are that:
1) detecting passengers and objects entering a vehicle door to get on the vehicle, and giving an alarm at the first time when the passengers and the objects carry inflammable, explosive or toxic gas to remind drivers and drivers to take measures;
2) flammable and explosive gas or toxic gas around the vehicle seat is detected, an alarm is given in time, and a driver and passengers are reminded to take measures;
3) the entrance machine is in communication connection with the central monitoring unit through a wireless network, so that the entrance machine is convenient to install and deploy;
4) the seat machine is in communication connection with the central monitoring unit through a wireless network, so that the seat machine is convenient to install and deploy;
5) the human body induction sensor monitors people passing in front of the doorway machine, so that the pertinence of gas detection is enhanced;
6) the DTU unit is arranged to timely send dangerous conditions in the vehicle to a vehicle management center and a public security department.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a schematic diagram of the circuit structure of the present invention.
Fig. 2 is a schematic structural view of the doorway machine.
Fig. 3 is a front view of the doorway machine.
Detailed Description
As shown in fig. 1, the vehicle-mounted gas monitoring and early warning system comprises a central monitoring unit 3, an entrance machine 1 and a plurality of seat machines 2, wherein the entrance machine 1 comprises a first microprocessor 101, and a first air quality sensor 102, a human body induction sensor 106, an infrared obstacle avoidance sensor 104 and a first wireless transmission module 105 which are connected with the first microprocessor, and an air suction fan 103 is connected with a control signal output end of the first microprocessor 101 through a relay; the seat machine 2 comprises a second microprocessor 201, a second air quality sensor 202 and a second wireless transmission module 203, wherein the second microprocessor is connected with the second microprocessor; the central monitoring unit 3 comprises a third microprocessor 301, a display screen 302, a voice module 303, a DTU unit 304 and a third wireless transmission module 305 which are connected with the third microprocessor, and an alarm 306 is connected with a control signal output end of the third microprocessor 301 through a relay; the first wireless transmission module 105 and the second wireless transmission module 203 are respectively in communication connection with the third wireless transmission module 305 through a Zigbee wireless network; the central monitoring unit 3 is provided at the driver's cab, the door phone 1 is provided at the vehicle door, and the seat phone 2 is provided below the vehicle seat. The first wireless transmission module 105 and the second wireless transmission module 203 are respectively connected to the third wireless transmission module 305 via the Zigbee network. The DTU unit 304 is in communication connection with communication equipment of a vehicle management center and a public security department through a wireless network.
As shown in fig. 2 and 3, an inlet grille 108 is provided at an upper portion of a housing 107 of the doorway machine 1, the suction fan 103 is provided inside the inlet grille 108, and the first air quality sensor 102 is provided inside the housing 107 at a lower side of the inlet grille 108; a plurality of air outlets 109 are arranged at the two sides of the shell 107 close to the bottom of the shell; a circuit substrate 110 is disposed in the housing 107, and the first microprocessor 101 and the external rotation circuit thereof are disposed on the circuit substrate 110.
The first microprocessor 101, the second microprocessor 201 and the third microprocessor 301 respectively adopt TMS320C32 digital signal processor chips, and the digital signal processor chips and peripheral circuits thereof adopt circuits disclosed by Chinese patent 'a relay protection comprehensive test device' with application number 200920077751.8.
The first wireless transmission module 105, the second wireless transmission module 203, and the third wireless transmission module 305 respectively employ NRF24L 01.
The first air quality sensor 102 and the second air quality sensor 202 are respectively KQM2800A, and the first air quality sensor 102 is connected to the first microprocessor 101 through a serial data bus; the second air quality sensor 202 is connected to the second microprocessor 201 via a serial data bus.
The human body induction sensor 106 adopts an HC-SR501 human body induction module, and the output end of the human body induction sensor 106 is connected to the first microprocessor 101 through an AD converter. The infrared obstacle avoidance sensor 104 is E18-D80 NK-N.
The model of the air suction fan 103 is RDL12038B1, and the air suction fan 103 is connected with the control signal output end of the first microprocessor 101 through a relay.
The model number of the display screen 302 is F500G 4024-Q01; the voice module 303 adopts an M-LD3320 module; the DTU unit 304 adopts a LTE module called ME 906E; the alarm 306 has a model number LTE _ 1101K.
The working principle of the device with the structure is as follows:
the suction fan 103 of the doorway machine 1 sucks the gas near the door into the doorway machine 1, the first air quality sensor 102 of the doorway machine 1 can be used for inflammable and explosive gas or toxic gas detection, the result detected by the first air quality sensor 102 is transmitted to the first microprocessor 101, the first microprocessor 101 sends the detection result through the first wireless transmission module 105, the detection result is received through the third wireless transmission module 305 of the central monitoring unit 3 and is transmitted to the third microprocessor 301, the display screen 302 displays the detection result for drivers and passengers, the detection result is abnormal, when inflammable and explosive gas or toxic gas is found, the third microprocessor 301 outputs a control signal, the alarm 306 is started through a relay, and the driver, the drivers and passengers are reminded. The human body induction sensor 106 of the doorway machine 1 detects a human body, the infrared obstacle avoidance sensor 104 detects a moving object near the doorway machine 1, and when the human body or the moving object is detected, the detection frequency of the first air quality sensor 102 is increased.
Second air quality sensor 202 of seat machine 2 is inflammable, explosive gas or toxic gas's detection, the result transmission that second air quality sensor 202 detected to second microprocessor 201, second microprocessor 201 sends the testing result through second wireless transmission module 203, third wireless transmission module 305 through central monitoring unit 3 receives, transmit third microprocessor 301, display screen 302 shows the driver with testing result and corresponding seat machine 2, the driver and passenger, the testing result is unusual, it is inflammable to discover, during explosive gas or toxic gas, third microprocessor 301 output control signal, start alarm 306 through the relay, remind driver and passenger to notice.
When inflammable, explosive or toxic gas is detected, the third microprocessor 301 sends the dangerous situation to a vehicle management center and a public security department through the DTU unit 304; the driver and the driver have a conversation with the vehicle management center and the public security department through the voice module 303, so that the vehicle management center and the public security department can further know the specific dangerous situation of the vehicle. The voice signal is received and transmitted via the DTU unit 304.
Claims (10)
1. The vehicle-mounted gas monitoring and early warning system is characterized by comprising a central monitoring unit (3) and a door phone (1) in communication connection with the central monitoring unit, wherein the door phone (1) comprises a first microprocessor (101) and a first air quality sensor (102) connected with the first microprocessor; the central monitoring unit (3) comprises a third microprocessor (301) and an alarm (306), and the alarm (306) is connected with a control signal output end of the third microprocessor (301) through a relay; the first microprocessor (101) is in communication connection with the third microprocessor (301).
2. The vehicle-mounted gas monitoring and early warning system according to claim 1, wherein the central monitoring unit (3) further comprises a third wireless transmission module (305) connected with a third microprocessor (301); the doorway machine (1) also comprises a first wireless transmission module (105) connected with the first microprocessor (101); the first wireless transmission module (105) is in communication connection with the third wireless transmission module (305) through a wireless network.
3. The on-board gas monitoring and warning system according to claim 1, characterized in that the central monitoring unit (3) further comprises a display screen (302) connected to the third microprocessor (301).
4. A vehicle gas monitoring and pre-warning system as claimed in claim 1, characterized in that the central monitoring unit (3) further comprises a voice module (303) connected to the third microprocessor (301).
5. The vehicle-mounted gas monitoring and early warning system according to any one of claims 1 to 4, characterized in that the central monitoring unit (3) further comprises a DTU unit (304) connected with the third microprocessor (301).
6. The vehicle-mounted gas monitoring and early warning system comprises a central monitoring unit (3) and a plurality of seat machines (2) in communication connection with the central monitoring unit, wherein the seat machines (2) comprise second microprocessors (201) and second air quality sensors (202) connected with the second microprocessors; the central monitoring unit (3) comprises a third microprocessor (301) and an alarm (306), and the alarm (306) is connected with a control signal output end of the third microprocessor (301) through a relay; the second microprocessor (201) is in communication connection with the third microprocessor (301).
7. The vehicle-mounted gas monitoring and early warning system according to claim 6, characterized in that the central monitoring unit (3) further comprises a third wireless transmission module (305) connected with a third microprocessor (301); the seat machine (2) also comprises a second wireless transmission module (203) connected with the second microprocessor (201); the second wireless transmission module (203) is in communication connection with the third wireless transmission module (305) through a wireless network.
8. The vehicle-mounted gas monitoring and early warning system according to claim 6, further comprising an outdoor machine (1), wherein the outdoor machine (1) comprises a first microprocessor (101), a first air quality sensor (102) connected with the first microprocessor, and a first wireless transmission module (105); the first wireless transmission module (105) is in communication connection with the third wireless transmission module (305) through a wireless network.
9. The vehicle-mounted gas monitoring and early warning system according to claim 6, characterized in that the doorway machine (1) further comprises a human body induction sensor (106) connected with the first microprocessor (101).
10. The vehicle-mounted gas monitoring and early warning system as claimed in any one of claims 6 to 9, wherein the doorway machine (1) further comprises an air suction fan (103), and the air suction fan (103) is connected with the control signal output end of the first microprocessor (101) through a relay.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922158725.4U CN211493851U (en) | 2019-12-05 | 2019-12-05 | Vehicle-mounted gas monitoring and early warning system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922158725.4U CN211493851U (en) | 2019-12-05 | 2019-12-05 | Vehicle-mounted gas monitoring and early warning system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211493851U true CN211493851U (en) | 2020-09-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922158725.4U Active CN211493851U (en) | 2019-12-05 | 2019-12-05 | Vehicle-mounted gas monitoring and early warning system |
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| Country | Link |
|---|---|
| CN (1) | CN211493851U (en) |
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- 2019-12-05 CN CN201922158725.4U patent/CN211493851U/en active Active
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