CN208314502U - A kind of environmental monitoring system for electronic stop plate - Google Patents
A kind of environmental monitoring system for electronic stop plate Download PDFInfo
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- CN208314502U CN208314502U CN201820610999.5U CN201820610999U CN208314502U CN 208314502 U CN208314502 U CN 208314502U CN 201820610999 U CN201820610999 U CN 201820610999U CN 208314502 U CN208314502 U CN 208314502U
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- module
- power supply
- stop plate
- master controller
- electronic stop
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Abstract
The utility model discloses a kind of environmental monitoring systems for electronic stop plate, including master controller, Temperature and Humidity module, the switch state detection module for detecting door open and-shut mode, acceleration monitoring module, water level monitoring module, power supply circuit control module, communication module and the power module whether moved for detecting station board；The master controller is connected with Temperature and Humidity module, switch state detection module, acceleration monitoring module, water level monitoring module, communication module, power supply circuit control module.The utility model quickly can accurately detect electronic stop plate or whether similar products temperature and humidity, front and back door opening and closing state, equipment are moved and the states such as whether equipment soaks, the intelligence auxiliary suitable for electronic stop plate working condition.
Description
Technical field
The utility model belongs to field of circuit technology, can be applied to the environmental monitoring of electronic stop plate and uses protection, specifically
It is related to a kind of environmental monitoring system for electronic stop plate.
Background technique
Transportation industry intelligence increasingly improves, and the electronic stop plate that bus station etc. sets up on ground facilitates the trip of the public, but by
It worked in its 24 hours and unattended, it is normal in various environmental works how to guarantee it, and prevent artificially mobile and destroy, or
It cuts off the power in extreme environment, guarantees safety, be the new problem occurred therewith.
Utility model content
The utility model in view of the deficienciess of the prior art, provide a kind of environmental monitoring system for electronic stop plate,
The advantages that monitoring system is reliable and stable, integrated level is high, economy is good, extended capability is strong is suitble to various operation electronic stop plates
Environmental monitoring and using protection.
The technical solution of the utility model is:
A kind of environmental monitoring system for electronic stop plate, including master controller, Temperature and Humidity module, for detecting door
The switch state detection module of open and-shut mode, for detect the acceleration monitoring module whether station board move, water level monitoring module,
Power supply circuit control module, communication module and power module；
The master controller and Temperature and Humidity module, switch state detection module, acceleration monitoring module, water level monitoring
Module, communication module, power supply circuit control module are connected, power module and master controller, Temperature and Humidity module, switch state
Detection module, acceleration monitoring module, water level monitoring module, communication module, power supply circuit control module are connected to its power supply.
In the above-mentioned technical solutions, the master controller uses STM32F103 single-chip microcontroller.
In the above-mentioned technical solutions, the Temperature and Humidity module includes Temperature Humidity Sensor AM2320, the temperature and humidity
Sensors A M2320 is connect by I2C interface with master controller.
In the above-mentioned technical solutions, the switch state detection module includes being arranged at electronic bus stop board door closure
Detection switch, detection switch for detecting whether door is in closed state, after door closure can detection trigger switch, detection opens
Connection is connected to master controller I/O port.
In the above-mentioned technical solutions, the water level monitoring module includes water level switch, and water level switch is connected to master controller
I/O port.Further, the installation site of the water level switch is located at electronic bus stop board bottom, to judge whether that water level rises to
Danger position prevents electronic bus stop board water inlet electric leakage.
In the above-mentioned technical solutions, the acceleration detection module includes acceleration transducer MMA7660, acceleration sensing
Device MMA7660 is connect by I2C interface with master controller.
In the above-mentioned technical solutions, the communication module includes RS485 interface chip, model MAX14841E, master control
Device processed is communicated by RS485 network with external equipment.
In the above-mentioned technical solutions, the power supply circuit control module include: for control that power supply circuit cut-offs after
Electric appliance and the triode for being used to drive relay being connected with relay, master controller pass through three by I/O port connecting triode
Pole pipe drives the switch motion of relay, to realize control whether power supply circuit is connected.
In the above-mentioned technical solutions, the power module includes two power supply chips, a DCDC power supply chip and one
A LDO chip, DCDC power supply chip use MPQ4558DN, input voltage 12V, output voltage 5V；LDO power supply chip uses
MIC5319-3.3, input voltage 5V, output voltage 3.3V.
It the advantages of the utility model and has the beneficial effect that
Compared with prior art, the present invention has the characteristics that low cost, high-precision, circuit are simple, environmental suitability is strong, this
Using single-chip microcontroller as main control chip in system design, with Temperature Humidity Sensor, acceleration transducer, switch state observation circuit
Deng the real-time acquisition for jointly realizing the parameters such as temperature/humidity/acceleration/switch state/water position status, and carry out accordingly corresponding
Operation has at low cost, highly sensitive and high-precision feature；This system is led to using RS485 network with main equipment
News, not only Reliability comparotive is high, but also has powerful networking capability；The single-chip microcontroller used in this system can be very easily
Upgrade maintenance is carried out to system software, this system also has very strong adaptive capacity to environment, adapt to indoor and outdoor use it is various
Environment, system stability is good, there is stronger anti-interference ability.
Detailed description of the invention
Fig. 1 is the block diagram of novel environmental observation circuit.
Fig. 2 is master controller schematic diagram.
Fig. 3 is Temperature and Humidity module diagram.
Fig. 4 is acceleration detection module diagram.
Fig. 5 is communication module schematic diagram.
Fig. 6 is power supply circuit control module schematic diagram.
Fig. 7 is power module schematic diagram.
Specific embodiment
The technical solution of the utility model is further illustrated combined with specific embodiments below.
As shown in Figure 1, this system includes: master controller, Temperature and Humidity module, switch state detection module, acceleration
Monitoring modular, water level monitoring module, communication module, power supply circuit control module, power module.
The master controller and Temperature and Humidity module, switch state detection module, acceleration monitoring module, water level monitoring
Module, communication module, power supply circuit control module are connected, power module and master controller, Temperature and Humidity module, switch state
Detection module, acceleration monitoring module, water level monitoring module, communication module, power supply circuit control module are connected and power.
As shown in Fig. 2, the master controller uses STM32F103 single-chip microcontroller, STM32F103 single-chip microcontroller has abundant
Interface can satisfy the demand of this system.
As shown in figure 3, the Temperature and Humidity module includes Temperature Humidity Sensor AM2320, the Temperature Humidity Sensor
AM2320 is connect by I2C interface with STM32F103 single-chip microcontroller, and STM32F103 single-chip microcontroller reads temperature and humidity information.
The switch state detection module includes that electronic bus stop board front door, the detection switch at the closure of back door is arranged in
(detection switch for detecting whether front door, back door are in closed state, after door closure can detection trigger switch), it is forward and backward
The detection switch of door is connected to single-chip I/O mouth, STM32F103 single-chip microcontroller read switch door state.
The water level monitoring module includes water level switch, and water level switch is connected to the I/O port of single-chip microcontroller, the machine-readable water of monolithic
Position state, the installation site of the water level switch is located at electronic bus stop board bottom, to judge whether that water level rises to dangerous position
It sets, prevents electronic bus stop board water inlet electric leakage.
As shown in figure 4, the acceleration detection module includes acceleration transducer MMA7660, acceleration transducer
MMA7660 is connect by I2C interface with STM32F103 single-chip microcontroller, and STM32F103 single-chip microcontroller reads acceleration information, judges public affairs
Hand over whether electronic stop plate is moved.
As shown in figure 5, the communication module includes RS485 interface chip, model MAX14841E, MAX14841E
Interface chip is 485 transceiving chip of half-duplex RS of Maxim company production.STM32F103 single-chip microcontroller pin PA11, PA10, PA9
Be connected respectively with pin RE, RO, DI of RS485 interface chip MAX14841E, complete data make can control, data receiver and
Data sending function.STM32F103 single-chip microcontroller is communicated by RS485 network with external equipment.
As shown in fig. 6, the power supply circuit control module includes: the relay cut-off for controlling power supply circuit
HF115F and triode 2SC2412, the STM32F103 monolithic for being used to drive relay HF115F being connect with relay HF115F
Machine drives the switch motion of relay by triode by I/O port connecting triode, thus realize to power supply circuit conducting with
No control (relay HF115F is arranged on the main power supply circuit of electronic stop plate, for control the conducting of power supply circuit with
It is no).
As described in Figure 7, the power module includes two power supply chips.Because the power supply of chip needs in the design system
+ 5V and two kinds of power supplys of+3.3V, a DCDC power supply chip and a LDO chip are wanted, DCDC power supply chip uses MPQ4558DN,
Input voltage 12V, output voltage 5V；LDO power supply chip uses MIC5319-3.3, which can satisfy job requirement, and valence
Lattice are relatively low, running parameter: when input voltage 5V, output voltage 3.3V.
Present invention could apply to various electronic stop plates, using simple, after system electrification, real-time detection temperature and humidity, switch
Door state, acceleration information, water level information, such as temperature and humidity is abnormal, front/rear door is opened, equipment is moved, water level rises etc.
Situation, exception information is reported and submitted external main equipment by master controller, and closing power supply circuit by main equipment requirement or preset requirement (can
Default preferential closing correlation power supply circuit).This system is communicated using RS485 network with external equipment, not only reliably
Property it is relatively high, and have powerful networking capability；The master controller used in this system can be very easily soft to system
Part carries out upgrade maintenance；This system also has very strong adaptive capacity to environment, and system stability is good, there is stronger anti-interference energy
Power.
Claims (10)
1. a kind of environmental monitoring system for electronic stop plate, it is characterised in that: including master controller, Temperature and Humidity module,
Switch state detection module for detecting door open and-shut mode, acceleration monitoring module, water for detecting whether station board moves
Position monitoring modular, power supply circuit control module, communication module and power module；
The master controller and Temperature and Humidity module, switch state detection module, acceleration monitoring module, water level monitoring mould
Block, communication module, power supply circuit control module are connected, power module and master controller, Temperature and Humidity module, switch state inspection
It surveys module, acceleration monitoring module, water level monitoring module, communication module, power supply circuit control module and is connected to its power supply.
2. a kind of environmental monitoring system for electronic stop plate according to claim 1, it is characterised in that: the main control
Device uses STM32F103 single-chip microcontroller.
3. a kind of environmental monitoring system for electronic stop plate according to claim 1, it is characterised in that: the temperature and humidity
Detection module includes Temperature Humidity Sensor AM2320, and the Temperature Humidity Sensor AM2320 is connected by I2C interface and master controller
It connects.
4. a kind of environmental monitoring system for electronic stop plate according to claim 1, it is characterised in that: the switch shape
State detection module includes the detection switch being arranged at electronic bus stop board door closure, and detection switch is for detecting whether door is in
Closed state, after door closure can detection trigger switch, detection switch is connected to master controller I/O port.
5. a kind of environmental monitoring system for electronic stop plate according to claim 1, it is characterised in that: the water level prison
Surveying module includes water level switch, and water level switch is connected to master controller I/O port.
6. a kind of environmental monitoring system for electronic stop plate according to claim 5, it is characterised in that: the water level is opened
The installation site of pass is located at electronic bus stop board bottom.
7. a kind of environmental monitoring system for electronic stop plate according to claim 1, it is characterised in that: the acceleration
Detection module includes acceleration transducer MMA7660, and acceleration transducer MMA7660 is connect by I2C interface with master controller.
8. a kind of environmental monitoring system for electronic stop plate according to claim 1, it is characterised in that: the communication mould
Block includes RS485 interface chip, model MAX14841E, and master controller is led to by RS485 network with external equipment
News.
9. a kind of environmental monitoring system for electronic stop plate according to claim 1, it is characterised in that: the power supply
Circuit control module include for control relay that power supply circuit is cut-off and be connected with relay for driving relay
Triode, master controller drive the switch motion of relay by triode by I/O port connecting triode.
10. a kind of environmental monitoring system for electronic stop plate according to claim 1, it is characterised in that: the electricity
Source module includes two power supply chips, a DCDC power supply chip and a LDO chip, and DCDC power supply chip uses
MPQ4558DN, input voltage 12V, output voltage 5V；LDO power supply chip uses MIC5319-3.3, input voltage 5V, output electricity
Pressure is 3.3V.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820610999.5U CN208314502U (en) | 2018-04-26 | 2018-04-26 | A kind of environmental monitoring system for electronic stop plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820610999.5U CN208314502U (en) | 2018-04-26 | 2018-04-26 | A kind of environmental monitoring system for electronic stop plate |
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| Publication Number | Publication Date |
|---|---|
| CN208314502U true CN208314502U (en) | 2019-01-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201820610999.5U Active CN208314502U (en) | 2018-04-26 | 2018-04-26 | A kind of environmental monitoring system for electronic stop plate |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113092472A (en) * | 2021-04-08 | 2021-07-09 | 成都美特智控科技有限公司 | Environment-friendly intelligent self-checking oil smoke online monitoring system |
-
2018
- 2018-04-26 CN CN201820610999.5U patent/CN208314502U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113092472A (en) * | 2021-04-08 | 2021-07-09 | 成都美特智控科技有限公司 | Environment-friendly intelligent self-checking oil smoke online monitoring system |
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