CN207601642U - Automatic end water pressure testing draught control system - Google Patents
Automatic end water pressure testing draught control system Download PDFInfo
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- CN207601642U CN207601642U CN201721831291.4U CN201721831291U CN207601642U CN 207601642 U CN207601642 U CN 207601642U CN 201721831291 U CN201721831291 U CN 201721831291U CN 207601642 U CN207601642 U CN 207601642U
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- fire extinguisher
- hydraulic pressure
- water
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Abstract
The utility model discloses automatic end water pressure testing draught control system, its key points of the technical solution are that：Including control room and fire extinguisher canvas hose, the fire extinguisher canvas hose includes the water outlet for water outlet, the end water testing device of host, extension set and corresponding each extension set setting is further included, the end water testing device is coupled to corresponding extension set, and the end water testing device includes flow detection module：It is arranged in fire extinguisher canvas hose, for detecting fluid flow and output flow signal in fire extinguisher canvas hose；First switch module：Be coupled to extension set and the control instruction sent out in response to host, for control fire extinguisher canvas hose whether water flowing；Automatic Regulation module：It is coupled to first switch module and hydraulic pressure detection module, for when first switch module controls fire extinguisher canvas hose water flowing, and it adjusts hydraulic pressure when detection dynamic water-pressure is less than preset standard value and reaches standard value or the state more than standard value, it realizes automatic Regulation, reduces the hidden fire-fighting danger generated due to hydraulic pressure deficiency.
Description
Technical field
The utility model is related to fire-fighting examination wetting system fields, more particularly to automatic end water pressure testing draught control system.
Background technology
During fire-fighting is set, the hydraulic pressure at least favorable point and flow can be usually detected, so as to least
The streamflow regime of profit point reaches fire protection criteria, and automatic end test device comes into being with system.
The Chinese patent that Authorization Notice No. is CN202459930U discloses a kind of automatic end and tries water system, by power supply,
Central monitoring equipment, communication bus, repeater, end water testing device and examination water swivel composition, end water testing device, which is installed on, to disappear
At least favorable point in anti-spray system, end water testing device includes communication unit, flow sensor, measurement and control unit, pressure and passes
Sensor, flow of media electronic control unit and electrically operated valve, motor-driven valve, flow sensor, pressure sensor and examination water swivel are respectively mounted
On pipeline, although above-mentioned this automatic end examination water system can realize remote measurement and control, dynamic pressure and flow measurement, without people
Work intervention, but the hydraulic pressure in fire extinguisher canvas hose usually causes hydraulic pressure substandard because of the reduction of storage water level and water-pipe blockage
Fire fighting hydraulic pressure.
Utility model content
The purpose of this utility model is to provide automatic end water pressure testing draught control system, and advantage is can to automatically adjust to disappear
Hydraulic pressure in guard tube is equal to or more than standard hydraulic pressure.
The above-mentioned technical purpose of the utility model technical scheme is that：Automatic end water pressure testing power
Regulating system, including control room and fire extinguisher canvas hose, the fire extinguisher canvas hose includes the water outlet for water outlet, further includes and is arranged on control
It makes indoor host, be coupled to host for several extension sets carried out data transmission between host and corresponding each extension set
End water testing device for testing sound state hydraulic pressure and flow at least favorable point nozzle, the end water testing device coupling are set
Corresponding extension set is connected to, the end water testing device includes flow detection module：It is arranged in fire extinguisher canvas hose, for detecting fire-fighting
Fluid flow and output flow signal in water pipe；Hydraulic pressure detection module：It is arranged in fire extinguisher canvas hose, for detecting in fire extinguisher canvas hose
Sound state hydraulic pressure simultaneously exports hydraulic signal；Central processing module：Flow detection module and hydraulic pressure detection module are coupled to, for connecing
Flow signal is received with hydraulic signal and exports processing signal after having been treated；Display module：Central processing module is coupled to, is used
Signal is handled in reception and shows the numerical value of sound state hydraulic pressure and flow；First switch module：Be coupled to extension set and in response to
The control instruction that host is sent out, for control fire extinguisher canvas hose whether water flowing；Automatic Regulation module：Be coupled to first switch module with
Hydraulic pressure detection module, for being less than pre- bidding when first switch module controls fire extinguisher canvas hose water flowing, and when detecting dynamic water-pressure
Hydraulic pressure is adjusted during quasi- value and reaches standard value or the state more than standard value.
Through the above technical solutions, by switch module control fire extinguisher canvas hose whether water flowing, then pass through flow detection module
Fluid flow in fire extinguisher canvas hose is detected, sound state hydraulic pressure in fire extinguisher canvas hose is detected, then pass through centre by hydraulic pressure detection module
The signal received after reason resume module is transmitted in display module again, is observed registration for operating personnel, is detected simultaneously by and works as water
The pressure in water is changed to reach or surpass standard value by automatic Regulation module when pressure is less than standard value, realizes automatic Regulation,
It can prevent when fire occurs, the situation that extinguishing effect is bad caused by hydraulic pressure deficiency occurs, and reduces because of hydraulic pressure not
Sufficient and generation hidden fire-fighting danger.
The utility model is further arranged to：The automatic Regulation module includes electric control valve：Corresponding each hydraulic pressure inspection
It surveys module to be arranged in corresponding fire extinguisher canvas hose, is controlled by hydraulic pressure detection module, adjusts the water flow by electric control valve；Base
Quasi-mode block：It is provided with hydraulic pressure standard value, and output reference signal；Comparison module：Base modules and hydraulic pressure detection module are coupled to,
Receive hydraulic signal and reference signal, and export comparison signal, when hydraulic signal is less than reference signal comparison signal output be
High level；Second switch module：Comparison module is coupled to, for receiving comparison signal, is exported when comparison signal is high level
Open signal, open signal control electric control valve work increase by electric control valve by water flow.
Through the above technical solutions, can be exported by the hydraulic signal that hydraulic pressure detection module detects with base modules
Reference signal is compared in comparison module, if hydraulic signal less than electric control valve being controlled to work if reference signal, is added
Flow in big pipe, and then increase hydraulic pressure, this set can realize the real-time monitoring and control to hydraulic pressure, without using
Manpower really achievees the purpose that supervise adjusting automatically.
The utility model is further arranged to：The second switch module includes relay, and the comparison module is coupled to
The coil of relay, the normally opened contact of the relay are connected between electric control valve and power supply.
Through the above technical solutions, by relay control electric control valve power on/off, one side relay it is sensitive
Property it is preferable, can timely power on/off, ensure that hydraulic pressure cannot be too high or too low, on the other hand, relay can fully meet automatically
The condition of control, it is controlled that electric control valve is automatically controlled with comparison module realization.
The utility model is further arranged to：The automatic Regulation module, which further includes, is coupled to comparison module for amplification ratio
Compared with the amplification module of signal.
Through the above technical solutions, amplification module can realize the amplification to comparison signal, ensure the voltage of comparison signal
It is larger, relay can be directly controlled, it is simple in structure, it is easy to implement.
The utility model is further arranged to：A water pressure gauge is additionally provided on the fire extinguisher canvas hose.
Through the above technical solutions, water pressure gauge can personnel easy to operation observe hydraulic pressure in fire extinguisher canvas hose, and water at any time
The not powered control of table is pressed, ensures also to be able to observe that the variation of hydraulic pressure when being powered.
The utility model is further arranged to：The display module includes a liquid crystal display.
Through the above technical solutions, liquid crystal display is convenient for showing the registration of the hydraulic pressure tested out and flow, and show
Effect is preferable, and personnel easy to operation read.
The utility model is further arranged to：Manual water valve is fixed on the fire extinguisher canvas hose.
Through the above technical solutions, the setting of manual water valve can personnel easy to operation fire extinguisher canvas hose is controlled by mechanical structure
The circulation of interior water, and then when preventing electronic defective valve, the more than situation of flow occurs.
The utility model is further arranged to：The central processing module is set as programmable controller.
Through the above technical solutions, programmable controller is used for performing storage logical operation and sequential control, timing, meter
The instruction of the operations such as number and arithmetical operation, and pass through the input (I) of number or simulation and output (O) interface, control various types
Mechanical equipment or production process.Programmable controller is developed on the basis of electrical equipment control technology and computer technology
, and be developing progressively as using microprocessor as core, automatic technology, computer technology, mechanics of communication are combined together
Infant industry control device, it is more common in production and living, and be easily achieved, reduce manufacture cost.
In conclusion the utility model has the advantages that：By switch module control fire extinguisher canvas hose whether water flowing,
Fluid flow in fire extinguisher canvas hose is detected by flow detection module again, sound state in fire extinguisher canvas hose is detected by hydraulic pressure detection module
Hydraulic pressure, then the signal received after being handled by central processing module are transmitted in display module again, are shown for operating personnel's observation
Number is detected simultaneously by and changes the pressure in water by automatic Regulation module to reach or surpass standard when hydraulic pressure is less than standard value
Value is realized automatic Regulation, can be prevented when fire occurs, the bad situation of extinguishing effect goes out caused by hydraulic pressure deficiency
It is existing, reduce the hidden fire-fighting danger generated due to hydraulic pressure deficiency.
Description of the drawings
Fig. 1 is the overall system diagram of the present embodiment；
Fig. 2 is the system block diagram that end water testing device structure is embodied in the present embodiment；
Fig. 3 is the axonometric drawing that end water testing device structure is embodied in the present embodiment；
Fig. 4 is the circuit diagram that automatic Regulation module is embodied in the present embodiment.
In figure, 1, fire extinguisher canvas hose；11st, water outlet；2nd, end water testing device；211st, electric control valve；212nd, base modules；
213rd, comparison module；214th, second switch module；215th, amplification module；3rd, manual water valve；4th, water pressure gauge；5th, liquid crystal display.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.The identical attached drawing of wherein identical parts
Label represents.
Embodiment：Automatic end water pressure testing draught control system, as depicted in figs. 1 and 2, including control room and fire extinguisher canvas hose 1,
The fire extinguisher canvas hose 1 includes the water outlet 11 for water outlet, further includes and is arranged on the indoor host of control, is coupled to host and is used for
Several extension sets and corresponding each extension set carried out data transmission between host set to test at least favorable point nozzle
Sound state hydraulic pressure and flow end water testing device 2, the end water testing device 2 is coupled to corresponding extension set, the end
Test device 2 includes being arranged in fire extinguisher canvas hose 1 and for detecting the stream of fluid flow and output flow signal in fire extinguisher canvas hose 1
Amount detection module is arranged in fire extinguisher canvas hose 1 and for detecting sound state hydraulic pressure in fire extinguisher canvas hose 1 and exporting the water of hydraulic signal
Pressure detection module, be coupled to flow detection module and hydraulic pressure detection module and be used for receive flow signal and hydraulic signal and into
Output handles the central processing module of signal, is coupled to central processing module after row processing, for receiving processing signal and showing
The display module of the numerical value of sound state hydraulic pressure and flow, the control instruction for being coupled to extension set and sending out in response to host are simultaneously used for
Control fire extinguisher canvas hose 1 whether water flowing first switch module and be coupled to first switch module and hydraulic pressure detection module and be used for
The automatic Regulation that hydraulic pressure reaches standard value or the state more than standard value is adjusted when detection dynamic water-pressure is less than preset standard value
Module.
With reference to shown in Fig. 2 and Fig. 3, a manual water valve 3 is fixed on above-mentioned fire extinguisher canvas hose 1, for controlling in fire extinguisher canvas hose 1
The conducting of water is additionally provided with a water pressure gauge 4 on fire extinguisher canvas hose 1, and hydraulic pressure is observed convenient for operational staff.
Above-mentioned flow detection module includes being arranged on first flow sensor in fire extinguisher canvas hose 1, in the present embodiment
First flow sensor is set as the flow sensor of model PKLW11, which is used to sense fire extinguisher canvas hose
The flow of water in 1.
Hydraulic pressure detection module includes the pressure sensor being arranged in fire extinguisher canvas hose 1, in the present embodiment pressure sensor
Include the strain pressure transducer of model CY-YB-200, which is used for when the flow in fire extinguisher canvas hose 1 is logical
The dynamic water-pressure of water when the dynamic water-pressure and water of water in fire extinguisher canvas hose 1 do not circulate in fire extinguisher canvas hose 1.
Central processing module includes a programmable controller being connect with first flow sensor with pressure sensor, this
The programmable controller of model CPM1A-DA001 is selected in embodiment, which is used for the simulation that will be received
Signal is converted into digital signal, which is connected to simultaneously on corresponding extension set, is used for transmission in signal to host,
For indoor personnel is controlled to observe flow and hydraulic pressure in fire extinguisher canvas hose 1 in real time.
Display module includes a liquid crystal display 5, and liquid crystal display 5 is connect with central processing module, for that can compile
The digital signal of range controller conversion is shown in liquid crystal display 5, personal observations' hydraulic pressure and flow easy to operation.
First switch module includes the motor-driven valve being arranged in fire extinguisher canvas hose 1, which is coupled on extension set, Jin Ershi
Existing operating personnel control the switch that host is controllable motor-driven valve, realize detection, while the motor-driven valve is disposed relative to immediately
Flow monitoring module and hydraulic pressure detection module are close to one end of water outlet 11.
With reference to shown in Fig. 4, above-mentioned automatic Regulation module includes corresponding each hydraulic pressure detection module and is arranged on corresponding disappear
In guard tube 1 and it is controlled by hydraulic pressure detection module and adjusts the electric control valve 211 of water flow by electric control valve 211, sets
The base modules 212 of hydraulic pressure standard value and output reference signal are equipped with, base modules 212 and hydraulic pressure detection module is coupled to and connects
Hydraulic signal is received with reference signal and exports the comparison module 213 of comparison signal and is coupled to comparison module 213 for receiving
Comparison signal and control electric control valve 211 work increase by electric control valve 211 by water flow second switch mould
Block 214.
Comparison module 213 includes the comparator OA1 of model LM393, and base modules 212 include being series at power supply VCC
The first divider resistance R1, the second divider resistance R2 and the first slide rheostat RP1, the first divider resistance R1 between ground and
The backward end of the node access comparator OA1 of two divider resistance R2 couplings, the output valve of base modules 212 can be by adjusting first
Slide rheostat RP1 changes.Hydraulic signal is exported when hydraulic pressure detection module output signal changes, with accessing comparator
The reference signal that the base modules 212 of the reverse input end of OA1 export is compared in comparator OA1, when reference signal is big
When inductive signal, comparator OA1 exports comparison signal to amplification module 215.
Amplification module 215 includes a triode NPN.
Second switch module 214 is included there are one relay KM1, relay KM1 be coupled in triode NPN emitter and
Between ground terminal, the first branch that electric control valve 211 can be made to work is provided between power supply VCC and electric control valve 211, the
One road is provided with the normally opened contact KM1-1 of relay KM1, when the emitter of triode NPN exports electric signal, relay
The normally opened contact KM1-1 of KM1 is closed, at this point, the first branch is connected, electric control valve 211 works at this time, and control is opened greatly to fire-fighting
The area that water pipe 1 is connected, increases hydraulic pressure.
Electric control valve 211 is set between motor-driven valve and manual water valve 3, and electric control valve 211 is set in the present embodiment
The 1001 electronic single-seat adjusting valve of type electronic type of model, the 1001 electronic single-seat adjusting valves of type electronic type are by 3610L/3810/PSL
Wait series electronics formula electric operator or intelligent integrated executing agency and single seat regulating mechanism composition.Electric operator
Inside there is servo-drive system, without servo amplifier is separately matched, there is the i.e. controllable operating of input signal and power supply.
The course of work：Open motor-driven valve, by switch module control fire extinguisher canvas hose 1 whether water flowing, then pass through flow detection
Fluid flow in module detection fire extinguisher canvas hose 1, dynamic water-pressure in fire extinguisher canvas hose 1 is detected, then in by hydraulic pressure detection module
The signal received after the processing module processing of centre is transmitted in display module again, and registration is observed, then by comparing for operating personnel
213 benchmark module 212 of module and the signal of hydraulic pressure detection module output, when the hydraulic pressure that hydraulic pressure detection module detects is less than
During hydraulic pressure standard value, control electric control valve 211 is opened until hydraulic pressure is more than hydraulic pressure standard value.
This specific embodiment is only explanation to the utility model, is not the limitation to the utility model, ability
Field technique personnel can as needed make the present embodiment the modification of no creative contribution after this specification is read, but
As long as it is all protected in the right of the utility model by Patent Law.
Claims (8)
1. automatic end water pressure testing draught control system, including control room and fire extinguisher canvas hose (1), the fire extinguisher canvas hose (1) is including use
In the water outlet (11) of water outlet, it is characterized in that：Further include be arranged on the indoor host of control, be coupled to host for host it
Between several extension sets for carrying out data transmission and corresponding each extension set setting for testing the sound state at least favorable point nozzle
The end water testing device of hydraulic pressure and flow (2), the end water testing device (2) are coupled to corresponding extension set, the end test water
Device (2) includes
Flow detection module：It is arranged in fire extinguisher canvas hose (1), for detecting fire extinguisher canvas hose (1) interior fluid flow and output flow
Signal；
Hydraulic pressure detection module：It is arranged in fire extinguisher canvas hose (1), for detecting the interior sound state hydraulic pressure of fire extinguisher canvas hose (1) and exporting water
Press signal；
Central processing module：Flow detection module and hydraulic pressure detection module are coupled to, for receiving flow signal and hydraulic signal
And output handles signal after having been treated；
Display module：Central processing module is coupled to, for receiving the number for handling signal and showing sound state hydraulic pressure and flow
Value；
First switch module：Extension set and the control instruction sent out in response to host are coupled to, for whether controlling fire extinguisher canvas hose (1)
Water flowing；
Automatic Regulation module：First switch module and hydraulic pressure detection module are coupled to, for working as the control fire-fighting of first switch module
During water pipe (1) water flowing, and adjust hydraulic pressure when detection hydraulic pressure is less than preset standard value and reach standard value or the shape more than standard value
State.
2. automatic end water pressure testing draught control system according to claim 1, it is characterized in that：The automatic Regulation module packet
It includes
Electric control valve (211)：Corresponding each hydraulic pressure detection module is arranged in corresponding fire extinguisher canvas hose (1), is controlled by hydraulic pressure
Detection module adjusts the water flow by electric control valve (211)；
Base modules (212)：It is provided with hydraulic pressure standard value, and output reference signal；
Comparison module (213)：Base modules (212) and hydraulic pressure detection module are coupled to, receive hydraulic signal and reference signal, and
Comparison signal is exported, comparison signal output is high level when hydraulic signal is less than reference signal；
Second switch module (214)：Comparison module (213) is coupled to, for receiving comparison signal, when comparison signal is high level
When export open signal, the open signal control electric control valve (211) increase that works is passed through by electric control valve (211)
Water flow.
3. automatic end water pressure testing draught control system according to claim 2, it is characterized in that：The second switch module
(214) including relay, the comparison module (213) is coupled to the coil of relay, the normally opened contact series connection of the relay
In electric control valve (211) between power supply.
4. automatic end water pressure testing draught control system according to claim 3, it is characterized in that：The automatic Regulation module is also
Including being coupled to amplification module (215) of the comparison module (213) for zoom comparison signal.
5. automatic end water pressure testing draught control system according to claim 4, it is characterized in that：On the fire extinguisher canvas hose (1)
It is additionally provided with a water pressure gauge (4).
6. automatic end water pressure testing draught control system according to claim 5, it is characterized in that：The display module includes one
A liquid crystal display (5).
7. automatic end water pressure testing draught control system according to claim 6, it is characterized in that：On the fire extinguisher canvas hose (1)
It is fixed with manual water valve (3).
8. automatic end water pressure testing draught control system according to claim 7, it is characterized in that：The central processing module is set
It is set to programmable controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721831291.4U CN207601642U (en) | 2017-12-23 | 2017-12-23 | Automatic end water pressure testing draught control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721831291.4U CN207601642U (en) | 2017-12-23 | 2017-12-23 | Automatic end water pressure testing draught control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207601642U true CN207601642U (en) | 2018-07-10 |
Family
ID=62766633
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721831291.4U Expired - Fee Related CN207601642U (en) | 2017-12-23 | 2017-12-23 | Automatic end water pressure testing draught control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207601642U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109738110A (en) * | 2019-01-04 | 2019-05-10 | 安徽辰控智能科技有限公司 | A kind of intelligent spray end test water system |
-
2017
- 2017-12-23 CN CN201721831291.4U patent/CN207601642U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109738110A (en) * | 2019-01-04 | 2019-05-10 | 安徽辰控智能科技有限公司 | A kind of intelligent spray end test water system |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180710 Termination date: 20201223 |