CN207764611U - SCM Based intelligent fireproof exhaust valve remote terminal equipment - Google Patents
SCM Based intelligent fireproof exhaust valve remote terminal equipment Download PDFInfo
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- CN207764611U CN207764611U CN201820043047.XU CN201820043047U CN207764611U CN 207764611 U CN207764611 U CN 207764611U CN 201820043047 U CN201820043047 U CN 201820043047U CN 207764611 U CN207764611 U CN 207764611U
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- 239000000779 smoke Substances 0.000 claims abstract description 44
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- 230000000087 stabilizing effect Effects 0.000 claims abstract description 7
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- 238000012544 monitoring process Methods 0.000 claims description 17
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- Fire Alarms (AREA)
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The utility model discloses SCM Based intelligent fireproof exhaust valve remote terminal equipment, including PIC18F microcontrollers, and it is connected to the external crystal-controlled oscillation clock circuit on PIC18F microcontrollers, analog signal detection module, digital signal acquiring module, motor machine control module, RS485 communication modules and DC power supply transformation and Voltage stabilizing module, to realize the automation of anti-fire smoke expelling valve valve and intelligence, and greatly reduce the cost of installation and use of fire-fighting system, it is convenient for fire-fighting combat exercise, with intelligence degree height, it is full-featured, using flexible, the characteristics of being easily achieved.
Description
Technical field
The utility model is related to wisdom fire-fighting technical fields, are suitable for being based on technology of Internet of things in particular to one kind
Intelligent fireproof exhaust valve, the smoke controllings equipment such as forced draft mouth, there is digital information control, compatible big data cloud meter
It calculates, supports the SCM Based intelligent of the multiple functions such as the monitoring of Internet of Things building fire-fighting remote monitoring center and fire-fighting link
Fire and smoke exhaust valve remote terminal equipment.
Background technology
Electric Actuator is that one kind can receive short range and remote control signal in technical field of automation, and drive according to this
The device of controlled equipment；In building fire-fighting system, actuator is widely used in fire resisting damper, smoke exhaust fire damper, exhaust smoke valve, positive pressure
The smoke controllings equipment such as air outlet.
The installation amount of fire and smoke exhaust valve can up to thousands of in a building engineering, due to the peace of fire and smoke exhaust valve
Holding position is special and disperses, and the personnel that are not easy to approach and investigation, therefore valve automatic control system is building fire-fighting engineering
In necessary component；The actuator control model of traditional fire and smoke exhaust valve includes：The first is no electric device, by temperature
Mechanical action after fuse blows, resetting needs manually；Second is acted after being powered using Electronic control, and resetting needs manually；The
Three kinds are to carry out multiple wire system remote control energization action by fire protection control center, are reset to electronic；China uses always at present
It is the first or second, belongs to local control model；The action of actuator is disposable under the first pattern, is needed thereafter
Manually to replace temperature fuse；And second of pattern still has to manual site after action and operates reset；Due to the first and
Unavoidable huge personnel and maintenance cost caused by second of control model, country's building fire and smoke exhaust valve is flat now
When do not do action test inspection substantially, cannot carry out usually periodically drilling under battle conditions with irregular equipment inspection and fire-fighting completely
It practises, can not be monitored by Internet of Things fire remote-monitoring center remote, therefore can not ensure that valve is able to carry out finger when fire
Order acts in place the simultaneously physical location and multidate information of feedback device, and there are prodigious security risks；According to existing fire codes
Regulation, the carry out equipment state inspection that fire product must be periodically or non-periodically, all fire products can be by when ensuring fire
Regulation executes action；In conclusion the first and second of control model do not meet existing Fire Service Act, should all be eliminated；The
Three kinds of multiple wire system distance control modes, although possible in theory, each actuator of monitoring is required for from fire-fighting controls
The supervisory control desk of the heart directly leads out the control line and signal wire of 5-12 roots, to limit the access amount of supervisory control desk, and greatly
Ground increases difficulty of construction and wiring cost, can not immediate feedback equipment physical location and multidate information, object cannot be carried out
The remote monitoring at networking fire remote-monitoring center, therefore be rarely employed in current engineering.
In view of the disadvantages mentioned above of traditional technology, there is an urgent need to research and develop a kind of novel Internet of Things for anti-fire smoke expelling valve door control field
Net remote monitoring control system is prevented trouble before it happens with intelligence realization；The purpose of design of the utility model is to overcome existing anti-
The shortcomings that fiery actuator for smoke exhausting valve, provides a kind of SCM Based bus actuator control system, to promote fire-fighting system
The informationization and intelligence of system.
Invention content
The utility model aim is to provide a kind of SCM Based intelligent fireproof exhaust valve remote terminal equipment, solution
Determined existing traditional technology there are the problem of.
In order to achieve the above technical purposes, reach above-mentioned technology requirement, technical solution is used by the utility model：
SCM Based intelligent fireproof exhaust valve remote terminal equipment, including PIC18F microcontrollers；The PIC18F monolithics
Machine includes microcontroller firmware program integrated treatment module, on off state control module, the long-range fire alarm command control of short range
Molding block and execution device control module；It is characterized in that：
Further include being connected on PIC18F microcontrollers to be used for PIC18F microcontrollers and bus actuator Internet of Things Network Communication
The external crystal-controlled oscillation clock circuit of stable clock signal is provided,
For acquiring temperature in ventilation and air conditioning system and mechanical smoke extraction system pipeline and smoke signal and straight in real time
The analog signal detection module of output digital data and module operating status indication code is connect,
For the microswitch and the on-off model that opens and closes of valve body inside dynamic monitoring fire and smoke exhaust valve actuator
Digital signal acquiring module,
For the motor machine control module of intelligentized control method dc motor and electromagnetic clutch,
For the remote bus fire alarm setting up bus actuator Internet of Things, response fire-fighting supervisory control desk is assigned
Action command realizes the RS485 communication modules of long-range valve state monitoring and remote fire-fighting information acquisition,
And the isolation for providing different voltages value for PIC18F microcontrollers, peripheral electronic circuitry and Electronic control circuit
Formula DC power supply transformation and Voltage stabilizing module.
As preferred technical solution：The microcontroller firmware program integrated treatment module is protected using built-in storage unit
User and system information are deposited, and is identified and is compiled at unique node device by fire prevention zone code, device type code and address code character
Number.
As preferred technical solution：The analog signal detection module includes PT100 temperature sensitive resisters and temperature signal
Processing chip；The temperature signal of acquisition is by low-pass filtering, signal amplification, analog-to-digital conversion and SPI sequential and error detection, signal processing
Afterwards, the processing of PIC18F microcontrollers is submitted to by the serial pin of SPI peripheral hardwares.
As preferred technical solution：It is additionally provided with temperature sensor interface in the analog signal detection module.
As preferred technical solution：The digital signal acquiring module using software for jitters elimination, and uses LED indication
Lamp shows corresponding valve state.
As preferred technical solution：It is additionally provided with microswitch interface and valve body in the digital signal acquiring module
Keystroke interface.
As preferred technical solution：The motor machine control module is connected by GPIO pin and PIC18F microcontrollers
It connects.
As preferred technical solution：It is additionally provided with motor interface and Electromagnetic Control in the motor machine control module
Interface.
The utility model has the beneficial effects that：SCM Based intelligent fireproof exhaust valve remote terminal equipment, with
Traditional technology is compared：It is used as the logic control center of whole system by PIC18F microcontrollers, and is each anti-fire smoke expelling valve
Door actuator provides unique node device identiflication number；External crystal-controlled oscillation clock circuit is PIC18F microcontrollers and telecommunication circuit
Accurately clock signal is provided；Analog signal detection module is for acquiring in ventilation and air conditioning system pipeline and in smoke evacuation system pipeline
Instant gas flow temperature and smoke signal, and input a signal into PIC18F microcontrollers and handled；RS485 communication modules are used
In the monitoring of long-range valve state and long-range fire alarm signal data acquisition；Execution device control module passes through synthesis
Analog signals are handled, key-press status and fire alarm signal remote control commands is received on actuator, triggers actuator
Motor machine control module, and then complete reset and the closing motion of fire and smoke exhaust valve actuator；With following technical advantage：
1. handling the analog signal of fire and smoke exhaust valve, digital signal and short range using PIC18F Intelligent Single-Chip Basedizations and remotely disappearing
Fire-proof alarm command signal and reset instruction signal；2. specifying unique node device to know for fire and smoke exhaust valve actuator
It does not number, it is made to have bus networking function of network of things；3. carrying out remote system monitoring using RS485 industrial standards；To
It realizes the automation of fire and smoke exhaust valve and intelligence, and greatly reduces the installation of fire-fighting system, fire-fighting combat exercise and use
Cost is conducive to usually periodically irregular fire services inspection, fire-fighting combat exercise and fire accident analysis, has intelligence
Degree is high, full-featured, using flexible, it is easy to accomplish the characteristics of.
Description of the drawings
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the utility model analog signal detection module work flow diagram；
Fig. 3 is the utility model node device identiflication number figure；
Fig. 4 is the utility model instruction format figure；
Fig. 5 is the utility model Windows settings and debugging program interface；
In figure：1.PIC18F microcontrollers, 2. external crystal-controlled oscillation clock circuits, 3. analog signal detection modules, 4. number letters
Number acquisition module, 5. motor machine control modules, 6.RS485 communication modules, 7. DC power supply transformations and Voltage stabilizing module, 8. buses
Actuator Internet of Things processed, 9. fire-fighting supervisory control desks, 301. temperature sensor interfaces, 401. microswitch interfaces, 402. valve bodies by
Bonded mouth, 501. motor interfaces, 502. Electromagnetic Control interfaces.
Specific implementation mode
The utility model is further described below in conjunction with the accompanying drawings；
In the accompanying drawings：SCM Based intelligent fireproof exhaust valve remote terminal equipment, including PIC18F microcontrollers
1；The PIC18F microcontrollers 1 are central processing unit, and then realize that the intelligence of entire fire and smoke exhaust valve Internet of Things is long-range
Monitoring；PIC18F microcontrollers 1 are Industry Control rank, using pipeline-type reduced instruction, be it is a there is performance to stablize, expand
Malleability is strong, and applicability is wide, the professional microcontrol processor of the characteristics such as at low cost；The PIC18F microcontrollers 1 include monolithic
Machine firmware program integrated treatment module, on off state control module, the long-range fire alarm command control module of short range, and
Execution device control module；The microcontroller firmware program integrated treatment module using built-in storage unit preserve user and
System information, and by fire prevention zone code, device type code and address code character at unique node device identiflication number；Uniquely
Node device identiflication number makes actuator have the prerequisite of internet of things networking；
Further include being connected to leading to for PIC18F microcontrollers 1 and bus actuator Internet of Things 8 on PIC18F microcontrollers 1
Letter provides the external crystal-controlled oscillation clock circuit 2 of stable clock signal；The external crystal-controlled oscillation clock circuit 2 by crystal oscillator with
And crystal oscillator control element composition, the stable clock signal that frequency difference is less than ten a ten thousandths is provided for whole system, to ensure number
The quality of word signal of communication and the reliability of transmission；
For acquiring temperature in ventilation and air conditioning system and mechanical smoke extraction system pipeline and smoke signal and straight in real time
Connect the analog signal detection module 3 of output digital data and module operating status indication code；The analog signal detection module 3
Including the other PT100 temperature sensitive resisters of technical grade and processes temperature signal chip；The temperature signal of acquisition is by low-pass filtering, signal
After amplification, analog-to-digital conversion and the signal processings such as SPI sequential and error detection, PIC18F monolithics are submitted to by the serial pin of SPI peripheral hardwares
The processing of machine 1；Direct 1 processing of output digital data supply PIC18F microcontrollers of the processes temperature signal chip, to mitigate
The calculation amounts of PIC18F microcontrollers 1, while Automatic Reporting System is abnormal, increases the stability of system；The microcontroller
Firmware program integrated treatment module determines fire and smoke exhaust valve state according to the numerical value and variation tendency of temperature, and can be by temperature number
It is preserved and is analyzed according to fire-fighting supervisory control desk 9 is fed back to.Thus the temperature error of gained is less than 0.1 DEG C, while PIC18F is mono-
Piece machine 1 dynamically monitors the operation conditions of processes temperature signal chip, shows and report error message in the case of necessary；
For the microswitch and the on-off model that opens and closes of valve body inside dynamic monitoring fire and smoke exhaust valve actuator
Digital signal acquiring module 4；The digital signal acquiring module 4, for acquiring low and high level signal and on-off model etc.
Digital quantity signal is responsible for the button of button on fine motion control position of the switch state and the actuator inside dynamic monitoring actuator
Action, and the digital information acquired is submitted into PIC18F microcontrollers 1 by GPIO pin and is handled；It is micro- inside actuator
Dynamic control switch is responsible for experiencing actuator（Anti-fire smoke expelling valve valve）Dynamic position, and feed back to PIC18F microcontrollers 1 and do phase
It should handle；Use two LED light real-time display anti-fire smoke expelling valve valve states；In anti-fire smoke expelling valve valve reset or closing
The bright corresponding LED light of time point flickers LED homing lights during anti-fire smoke expelling valve valve reset；On actuator
Mechanical button for on-site manual drive valve event；The potential faults locked when to prevent mechanical button from pressing, only
Valve actuator action can be triggered in the moment that mechanical button is pressed and is flicked；
Motor machine control module 5 for intelligentized control method dc motor and electromagnetic clutch；The motor
Tool control module 5 is connect with the GPIO pin of PIC18F microcontrollers 1；PIC18F microcontrollers 1 receive anti-fire smoke expelling valve valve and hold
Corresponding low and high level signal is exported after the action of row device, which reaches motor machine control module 5 by photoelectrical coupler, into
And the running of motor 101 and electromagnetic clutch 102 is accurately controlled, the keying of anti-fire smoke expelling valve valve actuator is completed or is resetted dynamic
Make.The photoelectrical coupler by the motor electromagnetic operating circuit of 24 volts of the electronic control circuit of 3.3 volts of low-voltage and high voltage every
From, while shielding interference of the electromagnetic noise to digital signal；
For the remote bus fire report setting up bus actuator Internet of Things 8, response fire-fighting supervisory control desk 9 is assigned
Alert action command realizes the RS485 communication modules 6 of long-range valve state monitoring and remote fire-fighting information acquisition；Described
RS485 communication modules 6 are used for bus actuator Internet of Things 8, realize remote fire-fighting information acquisition and long-range valve state prison
Control；Fire-fighting supervisory control desk 9 is as main equipment access bus actuator Internet of Things 8, and to the execution of designated equipment identification number
Device assigns the teleinstruction for meeting RS485 industrial standards, and actuator is used as from equipment, and RS485 communication modules, which are responsible for receiving, to be come from
The teleinstruction of bus actuator Internet of Things 8, the valid instruction received are transparent to PIC18F microcontrollers 1 after level conversion
USART pins, and interrupt processing function is called to carry out instruction processing.Teleinstruction includes the instruction of anti-fire smoke expelling valve valve event
With fire-fighting data acquisition instructions, the above-mentioned motor machine control module 5 of the anti-fire smoke expelling valve valve event instruction triggers is used for
The long-range reset for realizing anti-fire smoke expelling valve valve and closing motion；The fire-fighting data acquisition instructions call PIC18F microcontrollers 1
Microcontroller firmware program integrated treatment module, by the data such as anti-fire smoke expelling valve valve opening and closing state and temperature smoke signal by refer to
After the formula that fixes is packaged, RS485 communication modules are submitted by USART pins, and then feed back to by bus actuator Internet of Things 8
Fire-fighting supervisory control desk 9 is handled；RS485 communication modules are instructed using aes algorithm encrypted remote and monitoring information, provide simultaneously
Standard MODBUS communication protocol interfaces, in order to be communicated with other general-purpose control systems；
And for for PIC18F microcontrollers 1, peripheral electronic circuitry and Electronic control circuit provide different voltages value every
From formula DC power supply transformation and Voltage stabilizing module 7；After 24 volts of DC power supplies that system bus is provided carry out voltage stabilizing and filtering, for electricity
Machine 101 and electromagnetic clutch 102 are powered, and are PIC18F microcontrollers 1 and peripheral electron electricity further by isolated transformer
Road provides the working power that voltage is 3.3 volts；
So that fire and smoke exhaust valve realizes remotely monitor and the regulation and control at Internet of Things fire remote-monitoring center, public security is reached
Portion's public affairs disappear [2017] No. 297 about the remote monitoring requirement for pushing forward " instruction of wisdom fire-fighting construction " comprehensively；Realize bus
The gas flow temperature and temperature that control, immediate feedback valve multidate information and physical location, immediate feedback pass through anti-fire smoke expelling valve valve
Degree control, autocontrol valve open and close and reset, be more advantageous to usually periodically irregular fire services inspection, fire-fighting under battle conditions drill
Practice and fire accident analysis, the practical security reliability for reinforcing anti-fire smoke expelling valve valve event when fire occurs, the system have
Intelligence degree is high, full-featured, using flexible, it is easy to accomplish the features such as.
In Fig. 1：It is additionally provided with temperature sensor interface 301 in the analog signal detection module 3；The number
Microswitch interface 401 and valve body keystroke interface 402 are additionally provided in signal acquisition module 4；The motor machine controls mould
Motor interface 501 and Electromagnetic Control interface 502 are additionally provided on block 5；The plug-in type interface completes integrated electronic circuit, electricity
The integration of dynamic mechanical components and communication system, simplifies installation technique, is conducive to system maintenance and troubleshooting, and real
The various functions of existing monitoring system.
Above-described embodiment is only intended to clearly illustrate made by the utility model and describes, and not to the limit of embodiment
It is fixed, to those of ordinary skill in the art, other various forms of variations can also be made on the basis of the above description
Or change, there is no necessity and possibility to exhaust all the enbodiments, and the obvious variation thus amplified out
Or among changing still in the scope of protection of the utility model.
The utility model discloses SCM Based intelligent fireproof exhaust valve remote terminal equipment, including PIC18F
Microcontroller, and the external crystal-controlled oscillation clock circuit that is connected on PIC18F microcontrollers, analog signal detection module, digital signal are adopted
Collect module, motor machine control module, RS485 communication modules and DC power supply transformation and Voltage stabilizing module, to realize anti-fire row
Cigarette valve valve automates and intelligence, and greatly reduces the cost of installation and use of fire-fighting system, is convenient for fire-fighting under battle conditions
Manoeuvre has intelligence degree height, full-featured, using flexible, it is easy to accomplish the characteristics of.
Claims (8)
1. SCM Based intelligent fireproof exhaust valve remote terminal equipment, including PIC18F microcontrollers（1）；Described
PIC18F microcontrollers（1）Including microcontroller firmware program integrated treatment module, on off state control module, the long-range fire of short range
Calamity alarm command control module and execution device control module；It is characterized in that：
Further include being connected to PIC18F microcontrollers（1）On be used for PIC18F microcontrollers（1）With bus actuator Internet of Things（8）
Communication provides the external crystal-controlled oscillation clock circuit of stable clock signal（2）,
For acquiring temperature in ventilation and air conditioning system and mechanical smoke extraction system pipeline and smoke signal and directly defeated in real time
Go out the analog signal detection module of numerical data and module operating status indication code（3）,
The number of on-off model for microswitch and valve body keying inside dynamic monitoring fire and smoke exhaust valve actuator
Signal acquisition module（4）,
Motor machine control module for intelligentized control method dc motor and electromagnetic clutch（5）,
For setting up bus actuator Internet of Things（8）, response fire-fighting supervisory control desk（9）The remote bus fire report assigned
Alert action command realizes the RS485 communication modules of long-range valve state monitoring and remote fire-fighting information acquisition（6）,
And for being PIC18F microcontrollers（1）, peripheral electronic circuitry and Electronic control circuit the isolation of different voltages value is provided
Formula DC power supply transformation and Voltage stabilizing module（7）.
2. SCM Based intelligent fireproof exhaust valve remote terminal equipment according to claim 1, it is characterized in that：
The microcontroller firmware program integrated treatment module preserves user and system information using built-in storage unit, and by fire-fighting
Partition code, device type code and address code character are at unique node device identiflication number.
3. SCM Based intelligent fireproof exhaust valve remote terminal equipment according to claim 1, it is characterized in that：
The analog signal detection module（3）Including PT100 temperature sensitive resisters and processes temperature signal chip；The temperature signal of acquisition passes through
It crosses low-pass filtering, signal amplification, analog-to-digital conversion and SPI sequential and error detection, after signal processing, is passed by the serial pin of SPI peripheral hardwares
Give PIC18F microcontrollers（1）Processing.
4. SCM Based intelligent fireproof exhaust valve remote terminal equipment according to claim 1, it is characterized in that：
The analog signal detection module（3）On be additionally provided with temperature sensor interface（301）.
5. SCM Based intelligent fireproof exhaust valve remote terminal equipment according to claim 1, it is characterized in that：
The digital signal acquiring module（4）, corresponding valve state is shown using software for jitters elimination, and using LED light.
6. SCM Based intelligent fireproof exhaust valve remote terminal equipment according to claim 1, it is characterized in that：
The digital signal acquiring module（4）On be additionally provided with microswitch interface（401）With valve body keystroke interface（402）.
7. SCM Based intelligent fireproof exhaust valve remote terminal equipment according to claim 1, it is characterized in that：
The motor machine control module（5）Pass through GPIO pin and PIC18F microcontrollers（1）Connection.
8. SCM Based intelligent fireproof exhaust valve remote terminal equipment according to claim 1, it is characterized in that：
The motor machine control module（5）On be additionally provided with motor interface（501）With Electromagnetic Control interface（502）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820043047.XU CN207764611U (en) | 2018-01-11 | 2018-01-11 | SCM Based intelligent fireproof exhaust valve remote terminal equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820043047.XU CN207764611U (en) | 2018-01-11 | 2018-01-11 | SCM Based intelligent fireproof exhaust valve remote terminal equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207764611U true CN207764611U (en) | 2018-08-24 |
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ID=63184098
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820043047.XU Expired - Fee Related CN207764611U (en) | 2018-01-11 | 2018-01-11 | SCM Based intelligent fireproof exhaust valve remote terminal equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207764611U (en) |
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2018
- 2018-01-11 CN CN201820043047.XU patent/CN207764611U/en not_active Expired - Fee Related
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