CN208569819U - A kind of factory's outfiring alarm control circuit - Google Patents
A kind of factory's outfiring alarm control circuit Download PDFInfo
- Publication number
- CN208569819U CN208569819U CN201820175854.7U CN201820175854U CN208569819U CN 208569819 U CN208569819 U CN 208569819U CN 201820175854 U CN201820175854 U CN 201820175854U CN 208569819 U CN208569819 U CN 208569819U
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- China
- Prior art keywords
- branch
- spray head
- series
- control circuit
- solenoid valve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of factory's outfiring alarm control circuit, the first branch that battery, the first NTC thermistor R3 and the first buzzer siren LS1 are composed in series；The second branch that second spray head P3, the second NTC thermistor R2 and second solenoid valve P4 are composed in series；The third branch that third spray head P2, third NTC thermistor R1 and third solenoid valve P10 are composed in series；The 4th branch that 4th spray head P1, smoke sensor device P5 and the 4th solenoid valve P9 are composed in series；Second branch, third branch and the 4th branch circuit parallel connection is connected in series with the first branch after connecting and forms way circuit.The utility model can the fire in accurate measurements factory occur, realize the alarm and rotation fire extinguishing of fire alarm hidden danger.System effectiveness is high, and structure is simple, and cost is relatively low, easy for installation, can also multiple spot installation.
Description
Technical field
The utility model belongs to technical field of fire control, is related to a kind of warning circuit, specially a kind of factory's outfiring alarm control
Circuit processed.
Background technique
In recent years, with the fast development of China's industry, various factories are continued to bring out.Concerning the people whether safety of factory
Whether property and personnel's life can be protected.However, the fire incident at present in factory is increasing, very big people is caused
Member's injures and deaths and property loss.This no doubt requires people to enhance security concept, also requires to establish more perfect fire-fighting system and adopt
Use more advanced fire-extinguishing apparatus.
Many extinguishment products on the market at present, are difficult to carry out good fire behavior spy in the complex environment of scene of fire
It surveys, fire extinguishing circuit is mostly more complicated, and there is also structure is complicated, at high cost and apparatus main body occupied space is big, installation is not square
Just the problem of, causes inconvenience to the rescue for carrying out first time in scene of fire.It is therefore necessary to develop structure letter
Single, easy to install and use, functional and stable fire extinguishing circuit.
Utility model content
The purpose of this utility model is to provide a kind of factory's outfiring alarm control circuits, after being occurred with fire immediately into
Row warning note, moreover it is possible to the control to spray head eject position be realized according to temperature difference stepper motor, carry out high-effect fire-extinguishing, solution
The problems such as having determined in the prior art, structure is complicated, at high cost, and installation is inconvenient, and fire-fighting efficiency is low, wastes material, save the cost,
It is more intelligent, improve safety.
In order to solve the above-mentioned technical problem, the utility model is realized especially by following technical scheme:
A kind of factory's outfiring alarm control circuit, comprising:
The first branch that battery, the first NTC thermistor R3 and the first buzzer siren LS1 are composed in series；carry
The second branch that second spray head P3, the second NTC thermistor R2 and second solenoid valve P4 are composed in series；
The third branch that third spray head P2, third NTC thermistor R1 and third solenoid valve P10 are composed in series；
The 4th branch that 4th spray head P1, smoke sensor device P5 and the 4th solenoid valve P9 are composed in series；
Second branch, third branch and the 4th branch circuit parallel connection is connected in series with the first branch after connecting and forms total electricity
Road.
Second solenoid valve P4, third solenoid valve P10 and the 4th solenoid valve P9 is mounted on the lower section of extinguishing chemical storage tank,
Pass through opening or closing for solenoid valve control spray head.
Second spray head P3, third spray head P2 and the 4th spray head P1 is controlled by spray head control circuit, the spray head
Control circuit is H-bridge circuit, and stepper motor B1 and temperature sensor P12 are in series between H-bridge circuit.
The stepper motor B1 is two-phase hybrid stepping motor, and stepper motor B1 can realize rotating forward, reversion and not turn
Three kinds of working conditions.
There are four triodes for the H-bridge circuit setting, for driving the eject position of stepper motor B1 control spray head.
Extinguishing chemical in the extinguishing chemical storage tank is foam or carbon dioxide.
The smoke sensor device P5, temperature sensor P12, the first NTC thermistor R3, the second NTC thermistor R2
The on-off of control circuit is used for third NTC thermistor R1.
The utility model has the following beneficial effects:
1) the utility model controls the injection of spray head using stepper motor B1.By the control of H bridge, stepper motor B1 can be with
It rotates forward, inverts and motionless, and then the variation of spray head eject position may be implemented, change fire-fighting area.Spray head can be clockwise
Direction is counterclockwise sprayed with fixed point.When fire occurs, spray head can be sprayed in fixed position, but fire-fighting area is smaller.
After temperature reaches the value of temperature sensor P12 setting, spray head control circuit is connected, and spray head starts turning injection, fire-fighting area
Increase.Fire-fighting efficiency is improved, the danger that personnel are stranded when fire occurs and property is impaired is reduced.Used stepper motor B1 is
Two-phase hybrid, dynamic property is good, and angular displacement is small.
2) the utility model use NTC thermistor it is temperature sensitive, can timely automated starting in the case of fire, connect
Circuit passband, buzzer realize warning note, improve safety.NTC thermistor has certain resistance value requirement, when the intensity of a fire is serious
When, three spray heads can just work at the same time, and can save extinguishing chemical, reduce cost.
3) the utility model use smoke sensor device it is sensitive to smog, can timely automated starting in the case of fire, connect
Circuit passband.
4) the utility model structure is simple, easy for installation, each position of factory can be arbitrarily installed in, when fire occurs
Can and alarm and fire extinguishing, improve safety.
Detailed description of the invention
Fig. 1 is the integrated circuit figure of the utility model outfiring alarm control circuit；
Fig. 2 is the spray head circuit controling drawing in the utility model；
Fig. 3 is the circuit diagram that the utility model outfiring alarm control circuit simplifies.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
As shown in Figure 1, a kind of factory's outfiring alarm control circuit, comprising: battery, the first NTC thermistor R3 and
The first branch that one buzzer siren LS1 is composed in series；Second spray head P3, the second NTC thermistor R2 and second solenoid valve P4
The second branch being composed in series；The third that third spray head P2, third NTC thermistor R1 and third solenoid valve P10 are composed in series
Branch；The 4th branch that 4th spray head P1, smoke sensor device P5 and the 4th solenoid valve P9 are composed in series；Wherein second branch,
Composition way circuit is connected in series with the first branch after three branches and the connection of the 4th branch circuit parallel connection.
Wherein second spray head P3, third spray head P2 and the 4th spray head P1 are controlled by spray head control circuit, spray head control circuit
For H-bridge circuit, as shown in Fig. 2, being in series with stepper motor B1 and temperature sensor P12 between H-bridge circuit, H-bridge circuit is arranged
There are four triodes, the eject position of spray head are controlled under the driving of H bridge, stepper motor B1 is by rotating forward, inverting and not turning three kinds
Working condition, so also there are three types of working conditions for spray head.Second solenoid valve P4, third solenoid valve P10 and the 4th solenoid valve P9 peace
Mounted in the lower section of extinguishing chemical storage tank, pass through opening or closing for solenoid valve control spray head.Smoke sensor device P5, temperature sensor
P12, the first NTC thermistor R3, the second NTC thermistor R2 and third NTC thermistor R1 are used for the on-off of control circuit,
When temperature reaches certain value, all spray heads can just work together.
Preferably, the extinguishing chemical in extinguishing chemical storage tank is foam or carbon dioxide, the fire extinguishing that the utility model uses
Agent is fire foam when perhaps carbon dioxide extinguishing agent is using foam or carbon dioxide extinguishing agent, can make combustible and empty
Air bound is exhausted, reduces temperature, absorbs energy, reaches fire extinguishing purpose.Compared to fire-fighting by water, pipeline is simpler, is easier to realize.
When fire occurs, temperature is increased, and the first NTC thermistor R3 resistance value becomes smaller, and connects circuit, the first buzzing alarm
Device LS1 starts to alarm, and prompting personnel go to market evacuation, and take other significantly more efficient fire suppression measures, and smoke sensor device P5 is automatic
Starting, circuit conducting, the 4th solenoid valve P9 generate magnetic force, so that extinguishing chemical storage tank is connected with the 4th spray head P1, temperature sensor P12
Spray head control circuit is connected, realizes the variation of spray head eject position.When intensity of a fire change is strong, temperature continues to increase, the 2nd NTC temperature-sensitive
Resistance R2 connects circuit with third NTC thermistor R1, and second solenoid valve P4 and third solenoid valve P10 generate magnetic force, the second spray
Head P3 and third spray head P2 also starts to work, and help inhibits fire to become strong, increases fire-fighting efficiency.
Another embodiment of technical solutions of the utility model, as shown in figure 3, by solenoid valve P7, battery, NTC thermistor
R4, buzzer siren LS2, smoke sensor device P8 and spray head P6 are composed in series, and structure is simpler, entire circuit only one
Spray head, so the extinguishing device is easier to install, and can more easily be mounted on factory everywhere, by environment installation factor limit
It makes small, can more effectively avoid casualties and property loss.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of factory's outfiring alarm control circuit characterized by comprising
The first branch that battery, the first NTC thermistor R3 and the first buzzer siren LS1 are composed in series；
The second branch that second spray head P3, the second NTC thermistor R2 and second solenoid valve P4 are composed in series；
The third branch that third spray head P2, third NTC thermistor R1 and third solenoid valve P10 are composed in series；
The 4th branch that 4th spray head P1, smoke sensor device P5 and the 4th solenoid valve P9 are composed in series；
Second branch, third branch and the 4th branch circuit parallel connection is connected in series with the first branch after connecting and forms way circuit.
2. a kind of factory's outfiring alarm control circuit according to claim 1, which is characterized in that the second solenoid valve
P4, third solenoid valve P10 and the 4th solenoid valve P9 are mounted on the lower section of extinguishing chemical storage tank.
3. a kind of factory's outfiring alarm control circuit according to claim 1, which is characterized in that the second spray head
P3, third spray head P2 and the 4th spray head P1 are controlled by spray head control circuit, and the spray head control circuit is H-bridge circuit, in H bridge
Stepper motor B1 and temperature sensor P12 are in series between circuit.
4. a kind of factory's outfiring alarm control circuit according to claim 3, which is characterized in that the H-bridge circuit is set
It sets there are four triode, for driving the eject position of stepper motor B1 control spray head.
5. a kind of factory's outfiring alarm control circuit according to claim 4, which is characterized in that the stepper motor B1
For two-phase hybrid stepping motor, stepper motor B1 can realize rotating forward, reversion and not turn three kinds of working conditions.
6. a kind of factory's outfiring alarm control circuit according to claim 1, which is characterized in that the smoke sensor device
P5, temperature sensor P12, the first NTC thermistor R3, the second NTC thermistor R2 and third NTC thermistor R1 are for controlling
The on-off of circuit processed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820175854.7U CN208569819U (en) | 2018-02-01 | 2018-02-01 | A kind of factory's outfiring alarm control circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820175854.7U CN208569819U (en) | 2018-02-01 | 2018-02-01 | A kind of factory's outfiring alarm control circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208569819U true CN208569819U (en) | 2019-03-01 |
Family
ID=65452568
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820175854.7U Expired - Fee Related CN208569819U (en) | 2018-02-01 | 2018-02-01 | A kind of factory's outfiring alarm control circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208569819U (en) |
-
2018
- 2018-02-01 CN CN201820175854.7U patent/CN208569819U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190301 Termination date: 20200201 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |