CN206560616U - Build pipe-line system - Google Patents
Build pipe-line system Download PDFInfo
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- CN206560616U CN206560616U CN201720008714.6U CN201720008714U CN206560616U CN 206560616 U CN206560616 U CN 206560616U CN 201720008714 U CN201720008714 U CN 201720008714U CN 206560616 U CN206560616 U CN 206560616U
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Abstract
Pipe-line system is built the utility model discloses one kind, its drip irrigation device is to include：Fan, it is located on the side wall of fire-fighting fire-box to communicate with the external world inside fire-fighting fire-box；Humidity detection unit, for detecting the humidity condition in fire-fighting fire-box to export corresponding Humidity Detection value；Multi-harmonic-oscillations portion, it is coupled to humidity detection unit to receive Humidity Detection value, and exports the frequency of oscillation corresponding with Humidity Detection value；Frequency lsb decoder, it has the centre frequency corresponding to humidity warning value, and it is coupled to multi-harmonic-oscillations portion to receive frequency of oscillation, and frequency of oscillation is compared with centre frequency, to export corresponding Humidity Detection signal according to comparative result；On-off circuit, it is coupled to frequency lsb decoder to receive Humidity Detection signal, and exports corresponding switching signal；Relay, its normally opened contact is serially connected on the current supply circuit of fan, and its coil is coupled to on-off circuit to receive switching signal and in response to switching signal with the break-make of controller normally opened contact.
Description
Technical field
The utility model is related to a kind of building pipe-line system.
Background technology
Building pipe-line system would generally be related to the design of interior architecture firemain system, wherein, firemain system
The essential part of design be exactly indoor fireplug distribution.
Indoor fireplug is pipe network in house to delivery of water, with valvular interface, for factory, warehouse, skyscraper,
The interior such as public building and ship fixed fire protection system, is typically mounted in fire hydrant box, with the equipment such as fire hose and hydraulic giant
Support the use.
In use, only needing to that a people connects pipette tips and water band marches on towards point of origin, another people connects water band and valve port, inverse
When needle open valve, water can spray from pipette tips.And in underground garage, basement, some dim corridors, air humidity is big,
Ventilation condition is bad, and the fire hydrant for easily causing metal material gets rusty and is difficult to open, so that can not when causing to occur fire
Water source is provided in time to be put out a fire, therefore there are certain improvements.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of building pipe-line system, have
When fire-fighting fire-box inner air humidity is excessive, it is aerated to prevent fire hydrant from getting rusty.
Above-mentioned technical purpose of the present utility model technical scheme is that：
One kind building pipe-line system, including fire-fighting fire-box, the fire valve in fire-fighting fire-box, fire hose and fire-fighting
Hydraulic giant, in addition to：
Fan, it is located on the side wall of fire-fighting fire-box to communicate with the external world inside fire-fighting fire-box；
Humidity detection unit, for detecting the humidity condition in fire-fighting fire-box to export corresponding Humidity Detection value；
Multi-harmonic-oscillations portion, it is coupled to humidity detection unit to receive Humidity Detection value, and exports relative with Humidity Detection value
The frequency of oscillation answered；
Frequency lsb decoder, it has the centre frequency corresponding to humidity warning value, and it is coupled to multi-harmonic-oscillations portion to connect
Frequency of oscillation is received, and frequency of oscillation is compared with centre frequency, is believed with exporting corresponding Humidity Detection according to comparative result
Number；
On-off circuit, it is coupled to frequency lsb decoder to receive Humidity Detection signal, and exports corresponding switching signal；
Relay, its normally opened contact is serially connected on the current supply circuit of fan, and its coil is coupled to on-off circuit to receive out
OFF signal and in response to switching signal to control the break-make of its normally opened contact.
By above-mentioned technical proposal, if the humidity that humidity detection unit is detected in fire-fighting fire-box changes, it will cause many
The frequency of oscillation of resonance oscillation portion output accordingly changes, wherein, humidity warning value is the higher limit of humidity in fire-fighting live wire, and
Humidity warning value is corresponding with the centre frequency of frequency lsb decoder, when the humidity in fire-fighting fire-box reaches humidity warning value, will
So that the frequency of frequency of oscillation falls in the frequency of centre frequency, i.e., both frequencies are identical, and now, frequency lsb decoder will export phase
The Humidity Detection signal answered is to on-off circuit, and the action of on-off circuit control relay is to turn on the current supply circuit of fan, and fan will
Air in fire casing is outwardly fanned out to, so as to increase the air passage rates in fire-fighting fire-box, is prevented to a certain extent
Humidity only in fire-fighting fire-box is excessive to be caused the fire valve of metal material to get rusty to be difficult to open, it is ensured that occur energy when fire
Fire demand water is provided in time to be put out a fire.
It is preferred that, the multi-harmonic-oscillations portion is 555 multivibrators.
By above-mentioned technical proposal, 555 chip costs are low, dependable performance, can be very convenient by outer meeting resistance and electric capacity
Ground constitutes multivibrator, and circuit structure is simple, is easy to the later stage to be safeguarded and repaired.
It is preferred that, the adjustment portion for adjusting centre frequency size is coupled with the frequency lsb decoder.
By above-mentioned technical proposal, adjustment portion is capable of the centre frequency of regulating frequency lsb decoder, to adapt to different requirements
Humidity warning value.
It is preferred that, the frequency lsb decoder includes decoder, phase inverter, the 3rd electric capacity, the 4th electric capacity, the 5th electric capacity：
Decoder, one pin is coupled to after the 4th electric capacity and is grounded, and is grounded secondly pin is coupled to after the 5th electric capacity, thirdly pin coupling
The output end in multi-harmonic-oscillations portion is connected to, its four pin is coupled to voltage vcc, its five pin, which is coupled to after adjustment portion, is coupled to the 3rd electric capacity
One end, its six pin be coupled to after the 3rd electric capacity be grounded, its seven pin ground connection, its octal be coupled to after phase inverter is coupled to switch electricity
The input on road.
By above-mentioned technical proposal, frequency selection circuit is constituted by above-mentioned connected mode, can be quickly to specific frequency
Frequency of oscillation is identified, and circuit structure stability is high, it is easy to accomplish.
It is preferred that, the on-off circuit includes：
Second resistance, its one end is coupled to the output end of phase inverter；
3rd resistor, its one end is coupled to the other end of second resistance, its other end ground connection；
The triode of NPN type first, its base stage is coupled on the tie point between second resistance and 3rd resistor, its colelctor electrode
Voltage vcc is coupled after the coil for being coupled to relay, its grounded emitter；
Diode, its two ends inverse parallel is at the coil two ends of relay.
By above-mentioned technical proposal, diode can discharge it as fly-wheel diode in the coil blackout of relay
The electric current of middle residual, above-mentioned component cost is low, dependable performance, and circuit structure is simple, is easy to the later stage to be safeguarded and tieed up
Repair.
It is preferred that, the building pipe-line system also includes：
Human body sensing device, for detecting human body whether close to export corresponding human-induced signal；
With gate circuit, it has first input end, the second input and output end, and its first input end is coupled to frequency solution
Code portion is to receive Humidity Detection signal, and its second input is coupled to human body sensing device to receive human-induced signal, and from
Its output end exports corresponding logic gate signal；
Warning circuit, it is coupled to the output end with gate circuit to receive corresponding logic gate signal, and in response to logic
Gate signal is to realize warning.
By above-mentioned technical proposal, whether human body sensing device is used to detect human body close to the fire-fighting fire-box, in people's warp
When crossing fire-fighting fire-box, and the humidity in fire-fighting fire-box is excessive, and warning circuit will send information warning, gives people warning enough
Information, if finding the fire valve leak in fire-fighting fire-box, to be convenient for people to find to be safeguarded in time.
It is preferred that, the human body sensing device uses rpyroelectric infrared sensing circuit.
By above-mentioned technical proposal, rpyroelectric infrared sensing circuit, dependable performance, circuit structure is simple, is easy to the later stage to enter
Row is safeguarded and maintenance.
It is preferred that, the warning circuit includes：
5th resistance, its one end is coupled to the output end with gate circuit；
The triode of NPN type second, its base stage is coupled to the other end of the 5th resistance, its grounded emitter；
Buzzer, its one end is coupled to voltage vcc, and its other end is coupled to the colelctor electrode of the second triode；
Second diode, its two ends inverse parallel is at the two ends of buzzer.
By above-mentioned technical proposal, buzzer can send sound, and the information warning for giving people is more directly perceived.
In summary, the utility model having the beneficial effect that in contrast to prior art：
When humidity in fire-fighting fire-box is excessive, the air in fire casing is outwardly fanned out to by fan, so as to increase
Air passage rates in fire-fighting fire-box, prevent the humidity in fire-fighting fire-box is excessive to cause disappearing for metal material to a certain extent
Anti- valve, which gets rusty, to be difficult to open.
Brief description of the drawings
Fig. 1 is the system block diagram of embodiment one；
Fig. 2 is humidity detection unit, multi-harmonic-oscillations portion, the circuit diagram of frequency lsb decoder；
Fig. 3 is the circuit diagram of on-off circuit；
Fig. 4 is the circuit diagram of human body sensing device；
Fig. 5 is the circuit diagram of warning circuit；
Fig. 6 is the structural representation of fire-fighting fire-box.
Reference：1st, fire-fighting fire-box；2nd, fire valve；3rd, fire hose；4th, fire-fighting lance；5th, fan；100th, humidity
Test section；200th, on-off circuit；300th, adjustment portion；400th, human body sensing device；500th, warning circuit.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
Embodiment one：
As shown in fig. 6, a kind of building pipe-line system, including fire-fighting fire-box 1, the fire valve 2 in fire-fighting fire-box 1,
Fire hose 3 and fire-fighting lance 4；As shown in figure 1, the building pipe-line system also includes：
Fan 5, it is located on the side wall of fire-fighting fire-box 1 to communicate the inside of fire-fighting fire-box 1 with the external world；
Humidity detection unit 100, for detecting the humidity condition in fire-fighting fire-box 1 to export corresponding Humidity Detection value；
Multi-harmonic-oscillations portion, it is coupled to humidity detection unit 100 to receive Humidity Detection value, and exports and Humidity Detection value phase
Corresponding frequency of oscillation；
Frequency lsb decoder, it has the centre frequency corresponding to humidity warning value, and it is coupled to multi-harmonic-oscillations portion to connect
Frequency of oscillation is received, and frequency of oscillation is compared with centre frequency, is believed with exporting corresponding Humidity Detection according to comparative result
Number Vg；
On-off circuit 200, it is coupled to frequency lsb decoder to receive Humidity Detection signal Vg, and exports corresponding switch letter
Number；
Relay KM1, its normally opened contact KM1-1 is serially connected on the current supply circuit of fan 5, and its coil is coupled to on-off circuit
200 to receive switching signal and in response to switching signal to control the break-make of its normally opened contact.
Humidity warning value is the higher limit of humidity in fire-fighting fire-box 1 in the present embodiment.
As shown in Fig. 2 the present embodiment of humidity detection unit 100 is preferred to use humicap type sensor（Hereinafter referred to as wet sensitive
Sensor CH）, humicap type sensor include humicap and change-over circuit；When ambient humidity changes, i.e. humidity
During increase, the capacity of humicap reduces with increase；Humicap variable quantity can be converted into voltage by change-over circuit
Change.
As shown in Fig. 2 multi-harmonic-oscillations portion is 555 multivibrators；Multi-harmonic-oscillations portion is 555 multivibrators；555 multi resonants
Oscillator includes 555 chips, resistance R1, resistance R4 and electric capacity C2；Resistance R1 one end is coupled to voltage vcc, other end coupling
In resistance R4 one end, the resistance R4 other end, which is coupled to after moisture sensor CH, to be grounded；Seven pin of 555 chips are coupled to resistance
On node between R1 and resistance R4, six pin and two pin of 555 chips are coupled between resistance R4 and moisture sensor CH
Node, four pin and octal of 555 chips are coupled to voltage vcc, and the pin ground connection of 555 chips, five pin of 555 chips are coupled to
Electric capacity C2 one end, electric capacity C2 other end ground connection；Three pin of 555 chips export frequency of oscillation to the input of frequency lsb decoder
End.
Switch S is pressed, after switching on power, moisture sensor CH is electrically charged, when on the node voltage on moisture sensor CH
When being raised to 2/3rds of voltage vcc, three pin of 555 chips will export low level, while its internal discharge diode conducting；
Now moisture sensor CH is discharged by resistance R4 and discharge diode, declines moisture sensor CH node voltage；When wet
When node voltage on dependent sensor CH drops to 1/3rd of voltage vcc, the three pin voltages upset of 555 chips is high electricity
Flat, when the node voltage on moisture sensor CH rises to 2/3rds of voltage vcc, three pin of 555 chips are overturn again is
Low level, so goes round and begins again；Then, the square wave of a cycle is just obtained in three pin of 555 chips, its frequency of oscillation f=
1.43/[（R1+2R4）CH].
According to moisture sensor CH characteristic, when the humidity increase in fire-fighting fire-box 1, moisture sensor CH capacitance
Increase, can be obtained according to the relational expression of frequency of oscillation, the frequency reduction of frequency of oscillation；Conversely, the humidity in fire-fighting fire-box 1 reduces
When, moisture sensor CH capacitance reduces, and the frequency of frequency of oscillation will increase therewith.
As shown in Fig. 2 being coupled with the adjustment portion 300 for adjusting centre frequency size on frequency lsb decoder；Frequency is decoded
Portion includes decoder, phase inverter U1, the 3rd electric capacity C3, the 4th electric capacity C4, the 5th electric capacity C5：Decoder, one pin is coupled to
It is grounded, is grounded secondly pin is coupled to after the 5th electric capacity C5 after four electric capacity C4, thirdly pin is coupled to the output end in multi-harmonic-oscillations portion, its
Four pin are coupled to voltage vcc, and its five pin is coupled to one end that the 3rd electric capacity C3 is coupled to after adjustment portion 300, and its six pin is coupled to
It is grounded after 3rd electric capacity C3, its seven pin ground connection, its octal is coupled to the input that on-off circuit 200 is coupled to after phase inverter U1.
The model LM567 of decoder.
Five pin and six pin of decoder are used to provide output waveform, and octal is the main delivery outlet of decoder, five pin and six
Pin external variable resistor RP1 and the 3rd electric capacity C3 determines the R generations in the centre frequency (f0=1/1.1RC) of decoder, formula
Table variable resistor RP1 effective resistance value, C represents the 3rd electric capacity C3 capacitance, therefore can be by adjusting variable resistor RP1's
Resistance carrys out the centre frequency size of regulating frequency decoder；The centre frequency of decoder corresponds to humidity warning value.
Wherein, two pin of decoder are the low pass filter that phase comparator is exported, a pin to the 5th electric capacity C5 of connection
4th electric capacity C4 of connection filters for the output of quadrature phase detector device, wherein the 4th electric capacity C4 capacitance should be not less than the 5th
Twice of electric capacity C5；Three pin of decoder are signal input part, for receiving frequency of oscillation；When the vibration received by decoder
When the frequency of frequency just falls frequency of heart wherein, the octal of decoder will export low level Humidity Detection signal Vg to anti-phase
Device U1, exports the Humidity Detection signal Vg of high level to on-off circuit 200 after phase inverter U1；Conversely, the octal of decoder
By the Humidity Detection signal Vg of output high level to on-off circuit 200.
As shown in figure 3, on-off circuit 200 includes：Second resistance R2, its one end is coupled to phase inverter U1 output end；The
Three resistance R3, its one end is coupled to the second resistance R2 other end, its other end ground connection；NPN type the first triode Q1, its base stage
It is coupled on the tie point between second resistance R2 and 3rd resistor R3, its colelctor electrode is coupled to coupling after relay KM1 coil
Voltage vcc is connect, its grounded emitter；Diode D1, its two ends inverse parallel is at relay KM1 coil two ends.
The course of work：
Humidity detection unit 100 detects the humidity in fire-fighting fire-box 1 so as to obtain the corresponding vibration of multi-harmonic-oscillations portion output in real time
Frequency, passes through the centre frequency of the regulating frequency lsb decoder of adjustment portion 300 so that centre frequency is corresponding with humidity warning value,
When humidity in fire-fighting fire-box 1 is reduced to humidity warning value, the frequency of oscillation of multi-harmonic-oscillations portion output falls in frequency lsb decoder
In centre frequency so that the Humidity Detection signal Vg to the first triode Q1 of frequency lsb decoder output high level base stage, first
Triode Q1 is turned on, and relay KM1 coil obtains electric, inhale and its normally opened pass KM1-1 to turn on the current supply circuit of fan 5 to offset
Fireproof box 1 is aerated, to improve the air passage rates in fire-fighting fire-box 1.
Embodiment two, on the basis of embodiment one：
With reference to shown in Fig. 4 and Fig. 5, the building pipe-line system also includes：Human body sensing device 400, for detecting that human body is
It is no close to export corresponding human-induced signal Vr；With gate circuit Y1, it has first input end, the second input and output
End, its first input end is coupled to frequency lsb decoder to receive Humidity Detection signal Vg, and its second input is coupled to people's body-sensing
Device 400 is answered to receive human-induced signal Vr, and corresponding logic gate signal is exported from its output end；Warning circuit 500, its
The output end with gate circuit Y1 is coupled to receive corresponding logic gate signal, and in response to logic gate signal to realize warning.
Human body sensing device 400 uses rpyroelectric infrared sensing circuit.
Warning circuit 500 includes：5th resistance R5, its one end is coupled to the output end with gate circuit Y1；NPN type the two or three
Pole pipe Q2, its base stage is coupled to the 5th resistance R5 other end, its grounded emitter；Buzzer H1, its one end is coupled to voltage
Vcc, its other end is coupled to the second triode Q2 colelctor electrode；Second diode D2, its two ends inverse parallel is buzzer H1's
Two ends.
The course of work：
When humidity in fire-fighting fire-box 1 is larger, frequency lsb decoder exports the Humidity Detection signal Vg of a high level extremely
With gate circuit Y1 first input end；When people pass through the fire-fighting fire-box 1, human body sensing device 400 detects depositing for human body
The human-induced signal Vr of a high level is being exported to the second input with gate circuit Y1, with cause with gate circuit Y1 from its
The logic gate signal of output end output high level is to the second triode Q2 base stage, and the second triode Q2 is turned on, to cause buzzing
Device H1, which is obtained, electric sends warning sound.
Described above is only exemplary embodiment of the present utility model, not for limitation protection model of the present utility model
Enclose, protection domain of the present utility model is determined by appended claim.
Claims (8)
1. one kind building pipe-line system, including fire-fighting fire-box (1), the fire valve (2) in fire-fighting fire-box (1), fire water
Band (3) and fire-fighting lance (4), it is characterized in that, in addition to：
Fan (5), it is located on the side wall of fire-fighting fire-box (1) to communicate with the external world inside fire-fighting fire-box (1)；
Humidity detection unit (100), for detecting the humidity condition in fire-fighting fire-box (1) to export corresponding Humidity Detection value；
Multi-harmonic-oscillations portion, it is coupled to humidity detection unit (100) to receive Humidity Detection value, and exports relative with Humidity Detection value
The frequency of oscillation answered；
Frequency lsb decoder, it has the centre frequency corresponding to humidity warning value, and it is coupled to multi-harmonic-oscillations portion and shaken with receiving
Frequency is swung, and frequency of oscillation is compared with centre frequency, to export corresponding Humidity Detection signal according to comparative result；
On-off circuit (200), it is coupled to frequency lsb decoder to receive Humidity Detection signal, and exports corresponding switching signal；
Relay, its normally opened contact is serially connected on the current supply circuit of fan (5), and its coil is coupled to on-off circuit (200) to connect
Receive switching signal and in response to switching signal to control the break-make of its normally opened contact.
2. building pipe-line system according to claim 1, it is characterized in that, the multi-harmonic-oscillations portion is 555 multivibrators.
3. building pipe-line system according to claim 1, it is characterized in that, it is coupled with the frequency lsb decoder for adjusting
The adjustment portion (300) of centre frequency size.
4. building pipe-line system according to claim 3, it is characterized in that, the frequency lsb decoder includes decoder, anti-phase
Device, the 3rd electric capacity, the 4th electric capacity, the 5th electric capacity：
Decoder, one pin is coupled to after the 4th electric capacity and is grounded, and is grounded secondly pin is coupled to after the 5th electric capacity, thirdly pin is coupled to
The output end in multi-harmonic-oscillations portion, its four pin is coupled to voltage vcc, and its five pin, which is coupled to after adjustment portion (300), is coupled to the 3rd electricity
One end of appearance, its six pin is coupled to after the 3rd electric capacity and is grounded, its seven pin ground connection, and its octal, which is coupled to after phase inverter, is coupled to switch
The input of circuit (200).
5. building pipe-line system according to claim 4, it is characterized in that, the on-off circuit (200) includes：
Second resistance, its one end is coupled to the output end of phase inverter；
3rd resistor, its one end is coupled to the other end of second resistance, its other end ground connection；
The triode of NPN type first, its base stage is coupled on the tie point between second resistance and 3rd resistor, the coupling of its colelctor electrode
In coupling voltage vcc after the coil of relay, its grounded emitter；
Diode, its two ends inverse parallel is at the coil two ends of relay.
6. building pipe-line system according to claim 1, it is characterized in that, the building pipe-line system also includes：
Human body sensing device (400), for detecting human body whether close to export corresponding human-induced signal；
With gate circuit, it has first input end, the second input and output end, and its first input end is coupled to frequency lsb decoder
To receive Humidity Detection signal, its second input is coupled to human body sensing device (400) to receive human-induced signal, and from
Its output end exports corresponding logic gate signal；
Warning circuit (500), it is coupled to the output end with gate circuit to receive corresponding logic gate signal, and in response to logic
Gate signal is to realize warning.
7. building pipe-line system according to claim 6, it is characterized in that, the human body sensing device (400) is released using heat
Electric infrared sensing circuit.
8. building pipe-line system according to claim 6, it is characterized in that, the warning circuit (500) includes：
5th resistance, its one end is coupled to the output end with gate circuit；
The triode of NPN type second, its base stage is coupled to the other end of the 5th resistance, its grounded emitter；
Buzzer, its one end is coupled to voltage vcc, and its other end is coupled to the colelctor electrode of the second triode；
Second diode, its two ends inverse parallel is at the two ends of buzzer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720008714.6U CN206560616U (en) | 2017-01-03 | 2017-01-03 | Build pipe-line system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720008714.6U CN206560616U (en) | 2017-01-03 | 2017-01-03 | Build pipe-line system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206560616U true CN206560616U (en) | 2017-10-17 |
Family
ID=60028777
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720008714.6U Expired - Fee Related CN206560616U (en) | 2017-01-03 | 2017-01-03 | Build pipe-line system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206560616U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108073122A (en) * | 2017-12-20 | 2018-05-25 | 山西省交通建设工程监理有限责任公司 | The long-range monitoring and warning control system of fire protection pipeline leak-proof anti-freezing |
| CN113838253A (en) * | 2021-08-25 | 2021-12-24 | 沈炳旭 | LED lamp bead storage control alarm circuit |
-
2017
- 2017-01-03 CN CN201720008714.6U patent/CN206560616U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108073122A (en) * | 2017-12-20 | 2018-05-25 | 山西省交通建设工程监理有限责任公司 | The long-range monitoring and warning control system of fire protection pipeline leak-proof anti-freezing |
| CN113838253A (en) * | 2021-08-25 | 2021-12-24 | 沈炳旭 | LED lamp bead storage control alarm circuit |
| CN113838253B (en) * | 2021-08-25 | 2023-08-08 | 广州文澳科技有限公司 | LED lamp pearl storage control alarm circuit |
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Granted publication date: 20171017 Termination date: 20200103 |