CN203989603U - A kind of fire extinguishing steel cylinder pressure automatic alarm system - Google Patents
A kind of fire extinguishing steel cylinder pressure automatic alarm system Download PDFInfo
- Publication number
- CN203989603U CN203989603U CN201420237032.9U CN201420237032U CN203989603U CN 203989603 U CN203989603 U CN 203989603U CN 201420237032 U CN201420237032 U CN 201420237032U CN 203989603 U CN203989603 U CN 203989603U
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- steel cylinder
- fire extinguishing
- central processing
- processing module
- pressure sensor
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 37
- 239000010959 steel Substances 0.000 title claims abstract description 37
- 238000012545 processing Methods 0.000 claims abstract description 21
- 238000004891 communication Methods 0.000 claims description 8
- 241000282326 Felis catus Species 0.000 claims description 6
- 230000037007 arousal Effects 0.000 claims description 3
- 238000001514 detection method Methods 0.000 abstract description 5
- 238000012544 monitoring process Methods 0.000 abstract description 4
- 230000002159 abnormal effect Effects 0.000 description 3
- 230000005856 abnormality Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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- Fire Alarms (AREA)
Abstract
A kind of fire extinguishing steel cylinder pressure automatic alarm system that the utility model provides, comprising: pressure sensor, sound and light alarm controller; Described sound and light alarm controller has: central processing module, the alarm module being connected with described central processing module output; Described pressure sensor is arranged in fire extinguishing steel cylinder Pressure gauge and is connected with described central processing module input.The utility model is directly based upon on the Internet of Things basis of current extensive use, and the control of adopts pressure sensor and automation, detection and warning realize the unmanned monitoring automatically to fire extinguishing steel cylinder.
Description
Technical field
The utility model relates to a kind of fire extinguishing steel cylinder pressure alarm system, belongs to fire protection alarm system technical field.
Background technology
Fire-fighting fire extinguishing steel cylinder is one of the most frequently used device of fire-fighting domain.Because fire extinguishing steel cylinder domestic demand remains on, in certain pressure limit, be only effective fire extinguishing steel cylinder, otherwise be the fire extinguishing steel cylinder that lost efficacy.If to the detection of steel cylinder not in time, can not find the steel cylinder that lost efficacy, just bury major hidden danger.Once fire comes, to life and property, all can cause serious threat.The existing detection to steel cylinder, is only to arrange operator on duty's regular visit, the gauge hand position of range estimation steel cylinder, and it is qualified in Green Zone, to be, and in red sector, just must change at once.If it is overstocked that such manual inspection mode arranges, operator on duty's operating pressure just increases greatly, and too sparse words can not be got rid of hidden danger timely and effectively; And due to manual operation, also there is not confirmable error factor, can not reach gratifying effect.
Summary of the invention
The technical problems to be solved in the utility model is, overcomes the shortcoming of prior art, proposes the fire extinguishing steel cylinder pressure automatic alarm system of a kind of automatic control, monitoring warning.
The utility model is that the technical scheme that solves the problems of the technologies described above proposition is: a kind of fire extinguishing steel cylinder pressure automatic alarm system, comprising: pressure sensor, sound and light alarm controller; Described sound and light alarm controller has: central processing module, the alarm module being connected with described central processing module output; Described pressure sensor is arranged in fire extinguishing steel cylinder Pressure gauge and is connected with described central processing module input.
The utility model further improves and is:
1. described in, the PORT COM of central processing module is connected with computer by RS485.
2. the steel cylinder pressure automatic alarm system of putting out a fire described in also has the note cat being connected with described fanout.
3. described in, pressure sensor is provided with the self check button for the communication link of described warning system is tested.
4. the output state when output state of pressure sensor when pressure is normal is from pressure anomaly described in is obviously different.
5. described in, central processing module adopts low-power consumption to have the PIC single-chip microcomputer of WDT arousal function.
Fire extinguishing steel cylinder pressure automatic alarm system is auxiliary products that are applied in fire-fighting fire extinguishing field, this system made is on the Internet of Things basis of current extensive use, the control of adopts pressure sensor and automation, detection and warning, realize the unmanned monitoring automatically to fire extinguishing steel cylinder.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the utility model is described in further detail.
Fig. 1 is the structural representation of the utility model embodiment.
Fig. 2 is sound and light alarm controller architecture schematic diagram.
Fig. 3 is central processing module structural representation.
Fig. 4 is pressure sensor structure schematic diagram.
Number in the figure is schematically as follows: the 1-steel cylinder of putting out a fire, 2-pressure sensor, 3-sound and light alarm controller, 4-operator on duty's carry-on phone, 5-note cat, 6-computer, 7-central processing module, 8-RS485 communication module, 9-alarm module.
The specific embodiment
Embodiment
The fire extinguishing steel cylinder pressure automatic alarm system of the present embodiment as depicted in figs. 1 and 2, comprising: sound and light alarm controller 3, pressure sensor 2 and computer 6.Wherein sound and light alarm controller 3 consists of alarm module 10, central processing module 7, RS485 communication module 8; The PORT COM of central processing module 7 is connected with computer 6 PORT COMs by RS485 communication module 8.Pressure sensor 2 is arranged in the Pressure gauge of fire extinguishing steel cylinder 1 and is connected to sound and light alarm controller 3; The signal that sound and light alarm controller 3 reception pressure sensors 2 send is with the pressure of monitoring fire extinguishing steel cylinder 1.
The output of computer 6 is connected with note cat 5, and when being in an emergency, note cat 5 can transmit alarming short message to a plurality of operator on dutys' carry-on phone 4.
During work, according to quantity and the position of fire extinguishing steel cylinder 1, the position of sound and light alarm controller 3 is set.Sound and light alarm controller 3 was once connected pressure sensor 2 of automatic scan every 8 hours, and pressure state is only divided into two kinds, i.e. manometric Green Zone and red sector (normal and improper).Sound and light alarm controller 3 receives after the normal signal of connected all pressure sensors 2, will be to computer 6 transmitting system normal signal, if connected certain pressure sensor 2 of sound and light alarm controller 3 cannot normal transmission signal, sound and light alarm controller 3 activates self buzzer and certain sensor fault of screen prompt, and sends failure alarm signal to computer 6.In computer 6, be provided with steel cylinder plane of arrangement electronic chart, the information transmitting according to sound and light alarm controller 3 shows problematic fire extinguishing steel cylinder 1 on graphical interfaces, and note cat 5 sends steel cylinder abnormal conditions note to operator on duty simultaneously.If all put out a fire, steel cylinder 1, all in normal condition, this time reports end automatically.
Pressure sensor 2 as shown in Figure 4, adopt piezo-resistance R26 and fixed value resistance R25 dividing potential drop, then only voltage is sent to two comparator U4 and U5, U4 and U5 are respectively with resistance R 21 and R22, R23 and R24 dividing potential drop, produce high and low two grades of definite values, be respectively the upper lower limit value of fire extinguishing steel cylinder 1 pressure Green Zone.U4, the output of U5 through or door, guarantee hypotony or too highly all can report to the police.Self check button K1 be also connected to or door input.Or the output of door is connected on the pin of input of central processing module 7.
As shown in Figure 3, a plurality of pressure sensors 2 connect respectively different pins.Central processing module 7 is removed outside the necessary pin being connected with MAX485, and all the other I/O pins are all used for receiving the signal of pressure sensor 2.When the input pin of central processing module 7 is not enough, can increases shift register and transfer parallel signal to serial signal.
When certain steel cylinder 1 pressure pointer of only putting out a fire enters red sector, pressure sensor 2 can produce respective change, sound and light alarm controller 3 can learn that specifically abnormality appears in which or which fire extinguishing steel cylinder 1 by the signal intensity of concrete certain or some I/O mouth, sound and light alarm controller 3 is sent to computer 6 by abnormal information, computer 6 shows on graphical interfaces, postpone after 1 second, reaffirm whether this alarm signal also exists, this alarm signal for confirmation is not derived from inspection button K1, if also exist, send abnormal note to operator on duty, sound and light alarm controller 3 activates self buzzer and certain steel cylinder pressure anomaly of screen prompt.
Self check button K1 on pressure sensor 2, provides simple connecting and disconnecting of the circuit relation, and be connected to or door input, can regularly to equipment, carry out signal detection for operator on duty like this, test warning system whole communication link whether normal.After being pressed, self check button can upspring voluntarily, but because alarm signal can make steel cylinder pressure acquisition device 2 be activated, then self-test signal is sent, through communication link, reach computer 6, computer 6 can show on graphical interfaces, also shows that this communication link is in normal condition.
The sound and light alarm controller 3 of the present embodiment uses standard dot matrix LCD screen, is built-in with louder volume buzzer, and warning volume is not less than 65 decibels, and when having alarm signal to produce, liquid crystal display activates, and points out concrete abnormality.Sound and light alarm controller 2 uses the special-purpose 24V direct current supply of fire-fighting, and central processing module 7 adopts low-power consumption to have the PIC single-chip microcomputer of WDT arousal function.
The utility model is not limited to the various embodiments described above, and all employings are equal to replaces the technical scheme forming, and all drops on the protection domain of the utility model requirement.
Claims (1)
1. a fire extinguishing steel cylinder pressure automatic alarm system, is characterized in that comprising: pressure sensor, sound and light alarm controller; Described sound and light alarm controller has: central processing module, the alarm module being connected with described central processing module output; Described pressure sensor is arranged in fire extinguishing steel cylinder Pressure gauge and is connected with described central processing module input; The PORT COM of described central processing module is connected with computer by RS485; Described fire extinguishing steel cylinder pressure automatic alarm system also has the note cat being connected with described fanout; Described pressure sensor is provided with the self check button for the communication link of described warning system is tested; The output state of the output state of described pressure sensor when pressure is normal during from pressure anomaly is obviously different; Described central processing module is the PIC single-chip microcomputer with WDT arousal function.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420237032.9U CN203989603U (en) | 2014-05-09 | 2014-05-09 | A kind of fire extinguishing steel cylinder pressure automatic alarm system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420237032.9U CN203989603U (en) | 2014-05-09 | 2014-05-09 | A kind of fire extinguishing steel cylinder pressure automatic alarm system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203989603U true CN203989603U (en) | 2014-12-10 |
Family
ID=52029682
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420237032.9U Expired - Lifetime CN203989603U (en) | 2014-05-09 | 2014-05-09 | A kind of fire extinguishing steel cylinder pressure automatic alarm system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203989603U (en) |
-
2014
- 2014-05-09 CN CN201420237032.9U patent/CN203989603U/en not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20141210 |
|
| CX01 | Expiry of patent term |