CN201527568U - Automatic monitoring device of fire-fighting pool and water tank - Google Patents
Automatic monitoring device of fire-fighting pool and water tank Download PDFInfo
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- CN201527568U CN201527568U CN 200920015280 CN200920015280U CN201527568U CN 201527568 U CN201527568 U CN 201527568U CN 200920015280 CN200920015280 CN 200920015280 CN 200920015280 U CN200920015280 U CN 200920015280U CN 201527568 U CN201527568 U CN 201527568U
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Abstract
The utility model relates to an automatic monitoring device of a fire-fighting pool and a water tank, which belongs to the technical field of auto detecting alarm and comprises a water level sensor, a temperature sensor, an electrically operated valve, a flow switch and a main control part, wherein a solenoid valve adopts a jet pilot-operated solenoid valve utilizing micro motor to open/close driving in the interior thereof. The utility model has the advantages that the make-and-break and short circuit states of all connecting lines can be directly detected through the signal detection and processing of both the water level sensor and the temperature sensor, thereby effectively monitoring the parameters in the fire-fighting pool and water tank; the water level of the fire-fighting pool and water tank can be controlled by controlling and detecting the opening and the closing of the electrically operated valve, and all the state information can be input into the superior fire-fighting monitoring device, thereby effectively solving the problems of the fire-fighting pool and the water tank. And in addition, the utility model is highly real-time and reliable.
Description
Technical field
The utility model belongs to the automatic monitoring warning technical field, particularly a kind of fire-water pond, case automatic monitoring device.
Background technology
At present, fire-water pond, case is as the important step of fire-fighting system, in the middle of current engineering practical application, adopt magnetic float sensor supervising device to fire-water pond mostly, the water level of case is monitored, but, this type of supervising device of the overwhelming majority, its inside all is simply with the corresponding magnetic float of a dry-reed tube switch, can only simply export a switching value signal, and can not effectively detect these sensors and the short circuit of installing connecting line, open circuit conditions, and opening circuit at connecting line, the self diagnosis of various failure conditions such as open circuit, report to the police and become the general requirement of fire-fighting electronic equipment.Solenoid valve or motorized valve that such device is adopted generally also all adopt 24V or 220V power voltage supply, supply line's complexity, and the construction cost costliness, and also forceful electric power is in case leakage also very easily causes security incident.Can not carry out effective integration with existing fire-fighting control system.
Summary of the invention
Deficiency at the prior art existence, a kind of fire-water pond of the purpose of this utility model, case automatic monitoring device, obtain relevant water level information by level sensor, carry out the judgement whether water level normally reaches the whether short circuit of sensor connecting line, opens circuit, export corresponding motorized valve control signal simultaneously, whether carry out/stop moisturizing with control, indicate corresponding water level and fault and warning information by on-the-spot light indicating circuit, and export corresponding status information by relay output interface circuit and RS485 communication interface circuit; Obtain the water temperature information of fire-water pond, case by temperature sensor, water temperature is judged, be lower than in water temperature under 4 ℃ the situation and send alarm signal, LED by on-the-spot light indicating circuit sends the light indication simultaneously, and exports corresponding status information by relay output interface circuit and RS485 communication interface circuit.
The technical solution of the utility model is achieved in that this device comprises main control part, level sensor, temperature sensor, motorized valve and flow switch; Wherein main control part comprises pulse electric valve-driving circuit, motorized valve state detection circuit, relay output interface circuit, RS485 communication interface circuit, on-the-spot light indicating circuit, temperature sensing circuit, water level detection circuit, DC-DC change-over circuit and central processing unit, and its repeat circuit output interface circuit comprises fault-signal output circuit and alarm signal output relay interface circuit.
The connection of this device is: the control input end of motorized valve connects the control output end of pulse electric valve-driving circuit, and the control input end of pulse electric valve-driving circuit connects central processing unit; The output terminal of flow switch connects the input end of motorized valve state detection circuit, and the output terminal of motorized valve state detection circuit connects central processing unit; The output terminal of DC-DC change-over circuit connects central processing unit needs supply module; The output terminal of level sensor connects the input end of water level detection circuit; The output terminal of water level detection circuit connects central processing unit; The output terminal of temperature sensor connects the input end of temperature sensing circuit; The output terminal of temperature sensing circuit connects central processing unit; The output terminal of central processing unit connects the input end of fault-signal output circuit and alarm signal output relay interface circuit respectively; The output terminal of central processing unit connects the input end and the output terminal of RS485 communication interface circuit; The output terminal of central processing unit connects the input end of on-the-spot light indicating circuit
Wherein motorized valve is a jet guide motorized valve, and its inside is equipped with micromotor and is driven.
The course of work of this device: level sensor and temperature sensor are positioned in the middle of the fire-water pond by fixed support, motorized valve is installed on the fire-water pond filling pipe by support, when the water level of fire-water pond, case is lower than lowest water level, device sends the moisturizing instruction, quote the low warning of water level simultaneously, this moment, motorized valve was opened, the beginning moisturizing; When arriving lowest water level, water level hangs down the warning output termination, but still continues moisturizing this moment, and when stopping the moisturizing water level, device detects signal to be changed, and motorized valve cuts out, and stops moisturizing; After water level descends owing to reasons such as leakages, until the moisturizing water level, this moment, device detected the signal variation, device output moisturizing instruction, motorized valve is opened, again carry out moisturizing, guaranteed water level is not less than lowest water level, does not have water in filling pipe occurring, or the water leakage rate of pond, case is greater than moisturizing speed, when causing water level to be lower than lowest water level, device detects signal to be changed, the low warning by alarm signal output relay interface circuit and RS485 communication interface circuit of water level this moment; When arrival stops the moisturizing water level, moisturizing can not stop, water level will continue to go up this moment, when warning position was overflowed in arrival, device will detect signal to be changed, and device output is by RS485 communication interface circuit and alarm signal output relay interface circuit, when temperature is lower than limiting temperature, the detection signal of temperature sensor will change, after device detects the variation affirmation of signal, and will be by RS485 communication interface circuit and alarm signal output relay interface circuit outputting alarm information.After situations such as all external connection lines open circuit, short circuit, device will detect corresponding signal to be changed, will be by RS485 communication interface circuit and fault-signal output relay interface circuit output failure message.
Advantage of the present utility model:
Input by level sensor and temperature sensor is handled, and has directly detected break-make, the short-circuit condition of various connecting lines, can effectively monitor the parameter information of fire-water pond, case; Thereby by control with detect the switching control fire-water pond of motorized valve, the water level of case, all status informations all can be input to the upper level fire protection monitoring device, have effectively solved the monitoring of fire-water pond, case.
Description of drawings
Fig. 1 is the utility model fire-water pond, case automatic monitoring device circuit block diagram;
Fig. 2 is the utility model fire-water pond, case automatic monitoring device pulse electric electrohydraulic valve actuator schematic diagram;
Fig. 3 is the utility model fire-water pond, case automatic monitoring device motorized valve state-detection electrical schematic diagram;
Fig. 4 is the utility model fire-water pond, case automatic monitoring device alarm signal output relay interface electrical schematic diagram;
Fig. 5 is the utility model fire-water pond, case automatic monitoring device fault-signal output electrical schematic diagram;
Fig. 6 is the utility model fire-water pond, case automatic monitoring device RS485 communication interface electrical schematic diagram;
Fig. 7 is the on-the-spot light indication of the utility model fire-water pond, a case automatic monitoring device electrical schematic diagram;
Fig. 8 is the utility model fire-water pond, case automatic monitoring device temperature detection electrical schematic diagram;
Fig. 9 is the utility model fire-water pond, case automatic monitoring device water level detecting electrical schematic diagram;
Figure 10 is that the utility model fire-water pond, case automatic monitoring device DC-DC change electrical schematic diagram;
Figure 11 is the utility model fire-water pond, case automatic monitoring device central processing unit electrical schematic diagram.
Among the figure: 1 pulse electric valve-driving circuit, 2 motorized valve state detection circuits, 3 relay output interface circuits, 4RS485 communication interface circuit, 5 on-the-spot light indicating circuits, 6 temperature sensing circuits, 7 water level detection circuits, 8DC-DC change-over circuit, 9 central processing units, 10 temperature sensors, 11 level sensors, 12 motorized valves, 13 flow switches.
Embodiment
The utility model fire-water pond, case automatic monitoring device detailed structure are illustrated in conjunction with the embodiments.
This device comprises main control part, level sensor (11), temperature sensor (10), motorized valve (12) and flow switch (13) as shown in Figure 1; Wherein main control part comprises pulse electric valve-driving circuit (1), motorized valve state detection circuit (2), relay output interface circuit (3), RS485 communication interface circuit (4), on-the-spot light indicating circuit (5), temperature sensing circuit (6), water level detection circuit (7), DC-DC change-over circuit (8) and central processing unit (9), and relay output interface circuit (3) comprises fault-signal output circuit and alarm signal output relay interface circuit.
The connection of this device is: as shown in Figure 2, the control input end of motorized valve (12) connects the connection terminal J10 of pulse electric valve-driving circuit (1), the voltage direction control port TURN OFF CON of pulse electric valve-driving circuit (1) is connected the TURN OFF CON and the TURN ON CON port of central processing unit (9) with TURN ONCON, pulse electric valve-driving circuit (1) power supply control port DCFOUTCON connect central processing unit (9) DCFOUTCON port; As shown in Figure 3, the output terminal of flow switch (13) connects the connection terminal J6 of motorized valve state detection circuit (2), the VIOUT power supply port of motorized valve state detection circuit (2) connects the VIO port of central processing unit (9), the signal of ADIN21 port in the motorized valve state detection circuit (2) is passed to the ADIN21 port of central processing unit (9); As shown in figure 10, the VIO output port of power source of DC-DC change-over circuit (8) connects the VIO port of central processing unit (9); As shown in Figure 9, the output terminal of level sensor (11) connects the connection terminal J9 of water level detection circuit (7), the VIO port of water level detection circuit (7) connects the VIO port of central processing unit (9), the signal of ADIN31 end in the water level detection circuit (7) is passed to the ADIN31 port of central processing unit (9), be used for the switching and the short-circuit condition of sensed water level sensor (11) and central processing unit (9) connecting line; As shown in Figure 8, the output terminal of temperature sensor (10) connects the connection terminal J13 of temperature sensing circuit (6), the VIOUT port of temperature sensing circuit (6) connects the VIO port of central processing unit (9), the signal of ADIN41 port in the temperature sensing circuit (6) is delivered to the ADIN41 port of central processing unit (9); As shown in Figure 5, the FAULLTRDRV port of central processing unit (9) connects the FAULLTRDRV port of fault-signal output circuit; As shown in Figure 4, central processing unit (9) /the LOWDRV port connect alarm signal output relay interface circuit /the LOWDRV port; As shown in Figure 6, central processing unit (9) 485R/TC port connects the 485R/TC port of RS485 communication interface circuit (4), and RS485 communication interface circuit (4) is used for the current monitor state of fire-water pond, case is uploaded to the upper level fire protection monitoring device; As shown in Figure 7, the LED0-LED7 port of central processing unit (9) connects the LED0-LED7 port of on-the-spot light indicating circuit (5), and on-the-spot light indicating circuit (5) is used in reference to showing device operation, plant failure, and water level is low/the low alarm of water temperature, level Four water level indication.
Wherein motorized valve (12) is selected jet guide motorized valve, and the model of choosing jet guide motorized valve is SH-DFZ.G1/2 ', and inside is equipped with micromotor and is driven.
The course of work of this device: level sensor (11) and temperature sensor (10) are positioned in the middle of the fire-water pond by fixed support, motorized valve is installed on the fire-water pond filling pipe by support, when the water level of fire-water pond, case is lower than lowest water level, device sends the moisturizing instruction, quote the low warning of water level simultaneously, motorized valve this moment (12) is opened, the beginning moisturizing; When arriving lowest water level, water level hangs down the warning output termination, but still continues moisturizing this moment, and when stopping the moisturizing water level, device detects signal to be changed, and motorized valve (12) cuts out, and stops moisturizing; After water level descends owing to reasons such as leakages, until moisturizing water level, this moment, device detected the signal variation, device output moisturizing instruction, motorized valve (12) is opened, again carry out moisturizing, guaranteed water level is not less than lowest water level, in filling pipe occurring, there is not water, or the water leakage rate of pond, case is greater than moisturizing speed, when causing water level to be lower than lowest water level, device detects signal to be changed, the low warning by alarm signal output relay interface circuit and RS485 communication interface circuit (4) of water level this moment; When arrival stops the moisturizing water level, moisturizing can not stop, water level will continue to go up this moment, when warning position is overflowed in arrival, device will detect signal to be changed, device output is by RS485 communication interface circuit (4) and alarm signal output relay interface circuit, when temperature is lower than limiting temperature, the detection signal of temperature sensor (10) will change, after device detects the variation affirmation of signal, will be by RS485 communication interface circuit (4) and alarm signal output relay interface circuit outputting alarm information.After situations such as all external connection lines (except the power lead) open circuit, short circuit, device will detect corresponding signal to be changed, will be by RS485 communication interface circuit (4) and alarm signal output relay interface circuit outputting alarm information.
Claims (2)
1. a fire-water pond, case automatic monitoring device, it is characterized in that: this device comprises main control part, level sensor, temperature sensor, motorized valve and flow switch; Wherein main control part comprises pulse electric valve-driving circuit, motorized valve state detection circuit, relay output interface circuit, RS485 communication interface circuit, on-the-spot light indicating circuit, temperature sensing circuit, water level detection circuit, DC-DC change-over circuit and central processing unit, and its repeat circuit output interface circuit comprises fault-signal output circuit and alarm signal output relay interface circuit; The connection of this device is: the control input end of motorized valve connects the control output end of pulse electric valve-driving circuit, and the control input end of pulse electric valve-driving circuit connects central processing unit; The output terminal of flow switch connects the input end of motorized valve state detection circuit, and the output terminal of motorized valve state detection circuit connects central processing unit; The output terminal of DC-DC change-over circuit connects central processing unit needs supply module; The output terminal of level sensor connects the input end of water level detection circuit; The output terminal of water level detection circuit connects central processing unit; The output terminal of temperature sensor connects the input end of temperature sensing circuit; The output terminal of temperature sensing circuit connects central processing unit; The output terminal of central processing unit connects the input end of fault-signal output circuit and alarm signal output relay interface circuit respectively; The output terminal of central processing unit connects the input end and the output terminal of RS485 communication interface circuit; The output terminal of central processing unit connects the input end of on-the-spot light indicating circuit.
2. by the described a kind of fire-water pond of claim 1, case automatic monitoring device, it is characterized in that described motorized valve is a jet guide motorized valve, its inside is equipped with micromotor and is driven.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200920015280 CN201527568U (en) | 2009-07-15 | 2009-07-15 | Automatic monitoring device of fire-fighting pool and water tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200920015280 CN201527568U (en) | 2009-07-15 | 2009-07-15 | Automatic monitoring device of fire-fighting pool and water tank |
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| Publication Number | Publication Date |
|---|---|
| CN201527568U true CN201527568U (en) | 2010-07-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200920015280 Expired - Fee Related CN201527568U (en) | 2009-07-15 | 2009-07-15 | Automatic monitoring device of fire-fighting pool and water tank |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108310712A (en) * | 2018-03-23 | 2018-07-24 | 田国廷 | Fire-fighting equipment monitoring system |
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2009
- 2009-07-15 CN CN 200920015280 patent/CN201527568U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108310712A (en) * | 2018-03-23 | 2018-07-24 | 田国廷 | Fire-fighting equipment monitoring system |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100714 Termination date: 20120715 |