CN103566510A - Compressed air foam fire fighting truck and operation control device, system and method thereof - Google Patents
Compressed air foam fire fighting truck and operation control device, system and method thereof Download PDFInfo
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- CN103566510A CN103566510A CN201310535314.7A CN201310535314A CN103566510A CN 103566510 A CN103566510 A CN 103566510A CN 201310535314 A CN201310535314 A CN 201310535314A CN 103566510 A CN103566510 A CN 103566510A
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- 239000006260 foam Substances 0.000 title claims abstract description 127
- 238000000034 method Methods 0.000 title claims abstract description 27
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 132
- 238000002347 injection Methods 0.000 claims abstract description 10
- 239000007924 injection Substances 0.000 claims abstract description 10
- 239000007788 liquid Substances 0.000 claims description 11
- 238000010521 absorption reaction Methods 0.000 abstract 3
- 208000033999 Device damage Diseases 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000010297 mechanical methods and process Methods 0.000 description 1
- 230000005226 mechanical processes and functions Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 239000000700 radioactive tracer Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
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Abstract
The invention discloses a compressed air foam fire engine and an operation control device, a system and a method thereof, wherein the control device comprises: a receiver for receiving a water absorption pattern for the fire engine; and a controller for performing the steps of: controlling the fire engine to perform corresponding water absorption control according to the water absorption mode; controlling the engine to start; controlling the air compressor and the water pump power takeoff to engage in a gear; controlling a foam proportion controller to mix foam and water; and adjusting the rotating speed of the engine to enable the rotating speed to reach a preset value or enable the pressure of the compressed air foam injection port to reach a preset value, so that the operation of the compressed air foam fire truck is reliably controlled, and the equipment damage possibly caused by misoperation is avoided.
Description
Technical field
The present invention relates to fire fighting truck field, particularly, relate to a kind of fighting fires with compressed-air foam car and operation controller thereof, system and method.
Background technology
At present, during the operation of fighting fires with compressed-air foam car, conventionally need to complete and select water sucting mode, air compressor engage a gear, water pump power takeoff engage a gear, open foam proportional controller, open foam outlet valve and regulate a series of operations such as engine speed.Aforesaid operations need to be carried out in strict accordance with correct order.And at present, above-mentioned all operations all completes through operating personnel's manual operation.Therefore,, in actual mechanical process, due to operating personnel's the human factors such as qualification, be easy to occur the phenomenon of maloperation.Once and there is maloperation, just may cause that water pump dallies, builds the pressure etc. not meet water pump and the normal dangerous situation using of pipeline, when serious, this may cause device damage.Therefore be badly in need of the generation that a kind of reliable control device and method are avoided the problems referred to above.
Summary of the invention
The object of this invention is to provide a kind of fighting fires with compressed-air foam car and control device thereof, system and method, to realize the reliable control to the operation of fighting fires with compressed-air foam car, avoid the device damage that may cause because of maloperation.
To achieve these goals, the invention provides a kind ofly for controlling the control device of fighting fires with compressed-air foam car operation, described control device comprises: receiver, for receiving the water sucting mode for described fire fighting truck; And controller, for carrying out following steps: control fire fighting truck according to described water sucting mode and carry out corresponding water suction control; Control engine starts; Control air compressor and water pump power takeoff engage a gear; Control foam proportional controller and carry out mixing of foam and water; And the rotating speed that regulates described engine makes it reach preset value or make the pressure of compressed-air foam jet reach preset value.
The present invention also provides a kind of and it is characterized in that for controlling the control system of fighting fires with compressed-air foam car operation, and described control system comprises: above-mentioned control device; Water sucting mode selecting arrangement, is connected with described receiver, for sending the water sucting mode of described fire fighting truck.
The present invention also provides a kind of fighting fires with compressed-air foam car, it is characterized in that, this fire fighting truck comprises above-mentioned control system.
In addition, the present invention also provides a kind of and it is characterized in that for controlling the control method of fighting fires with compressed-air foam car operation, and described control method comprises: receive the water sucting mode for described fire fighting truck; According to described water sucting mode, control fire fighting truck and carry out corresponding water suction control; Control engine starts; Control air compressor and water pump power takeoff engage a gear; Control foam proportional controller and carry out mixing of foam and water; And the rotating speed that regulates described engine makes it reach preset value or make the pressure of compressed-air foam jet reach preset value.
The present invention is used for the water sucting mode of fire fighting truck by reception, control fire fighting truck carry out corresponding water suction control according to water sucting mode; Control engine starts; Control air compressor and water pump power takeoff engage a gear; Control foam proportional controller carries out foam to be mixed with water; And the rotating speed of control engine makes it reach preset value or make the pressure of compressed-air foam jet reach preset value, thereby realize the reliable control to the operation of fighting fires with compressed-air foam car, avoid the device damage that may cause because of maloperation.
Other features and advantages of the present invention partly in detail are described the specific embodiment subsequently.
Accompanying drawing explanation
Accompanying drawing is to be used to provide a further understanding of the present invention, and forms a part for description, is used from explanation the present invention, but is not construed as limiting the invention with the specific embodiment one below.In the accompanying drawings:
Fig. 1 is for controlling the block diagram of the control system of fighting fires with compressed-air foam car operation according to of the present invention;
Fig. 2 be according to of the present invention for control the operation of fighting fires with compressed-air foam car control device and with the block diagram being connected of ancillary equipment;
Fig. 3 be according to one embodiment of the present invention for controlling the structural representation of the control device of fighting fires with compressed-air foam car operation; And
Fig. 4 be according to one embodiment of the present invention for controlling the flow chart of the control method of fighting fires with compressed-air foam car operation.
The specific embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is elaborated.Should be understood that, the specific embodiment described herein only, for description and interpretation the present invention, is not limited to the present invention.
Fig. 1 is for controlling the control system of fighting fires with compressed-air foam car operation according to of the present invention.As shown in Figure 1, control system provided by the present invention can comprise: water sucting mode selecting arrangement 110, and control device 120.Wherein, water sucting mode selecting arrangement 110 is for selecting the water sucting mode of fire fighting truck, and it can be to select by button, switch or man-machine interface etc.Control device 120 will be described in detail hereinafter.In addition, as shown in Figure 1, described control system can also comprise: foam ratio setting device 111, for foam ratio value is set in needs situation; And foam path selection device 112, for there is a plurality of foam jets path at fire fighting truck in the situation that, the path that foam jet will pass through is set.
Fig. 2 be according to of the present invention for control the operation of fighting fires with compressed-air foam car control device 120 and with the block diagram being connected of ancillary equipment.As shown in Figure 2, control device 120 provided by the present invention can comprise: receiver 121, for receiving the water sucting mode for fire fighting truck; And controller 122, for carrying out following steps: control fire fighting truck according to water sucting mode and carry out corresponding water suction control; Control engine 132 starts; Control air compressor 133 and water pump power takeoff 134 engage a gears; Control foam proportional controller 135 and carry out mixing of foam and water; And regulate the rotating speed of engine make it reach preset value or make the pressure of compressed-air foam jet reach preset value.
Wherein, carrying out corresponding water suction controls and can comprise: in the situation that received water sucting mode is outer water sucting mode, controller 122 is controlled vavuum pump suction hose is vacuumized, in the situation that received water sucting mode is water pot water-out manners, controller 122 is controlled water pot outlet valve and is opened.Those skilled in the art should understand that engine 123 is for driving the power set of pump operation.
In addition, receiver 121 is also for receiving foam scaling signal, in the situation that receiving foam scaling signal, controller 122 is controlled foam proportional controllers 135 and is carried out mixing of foam and water according to received foam ratio, in the situation that not receiving foam scaling signal, controller 122 is controlled foam proportional controllers 135 and is carried out mixing of foam and water according to preset ratio.
In the specific embodiment, fire fighting truck can comprise a plurality of foam jets path, and receiver 121 can also be for receiving foam path signal, and controller 122 is opened the outlet valve 131 on corresponding foam jet path according to received foam path signal.
Fig. 3 be according to one embodiment of the present invention for controlling the structural representation of the control device of fighting fires with compressed-air foam car operation.As shown in Figure 3, in this embodiment, fire fighting truck has 4 foam outlets: fire monitor 310, foam outlet 320, left rifle 330 and right rifle 340, the needs based on different can be opened different foam and export corresponding outlet valve.Wherein, the corresponding big gun outlet valve 313 of fire monitor 310 and big gun go out foam valve 312, in the idle situation of foam proportional controller 135, can go out foam valve 312 and open through controlling big gun outlet valve 313 and big gun, to realize the output of pure water; The corresponding foam outlet valve 322 of foam outlet 320; The corresponding left rifle outlet valve 332 of left rifle 330; The corresponding right rifle outlet valve 342 of right rifle 340.Should notice that the position of above-mentioned outlet valve, only for schematically, is not intended to limit its particular location, those skilled in the art should understand that above-mentioned outlet valve can be installed on any correct position place that can realize technical solution of the present invention.
As shown in Figure 3, water pump 370 can be equal to above-mentioned tank outlet valve by rear water intaking valve 361() water intaking (being above-mentioned water pot water-out manners) from water pot 360, also can be by diversion system 380 from peripheral diversion (be above-mentioned water sucting mode), but, the present invention is not restricted to this, and it can also exist other water sucting mode.In the situation that foam proportional controller 135 is opened, water is by flowmeter 351 and foams mix, afterwards, mixed liquid is mixed to form foam mixing liquid with the air from air compression system 390, and foams mix liquid is finally output by the foam path (fire monitor, foam outlet, left rifle or right rifle) of opening.Wherein, in this embodiment, water cannon control module 311, left rifle control module 331, right rifle control module 341 are carried out respectively and be take the corresponding control of foam jet mode that the corresponding control of foam jet mode that fire monitor 310 or foam outlet 320 be jet exit, the corresponding control of foam jet mode that the left rifle 330 of take is jet exit, the right rifle 340 of take is jet exit.Be appreciated that above-mentioned control module can comprise control liquid spray required electric controling part (as, parameter arranges the control assembly of parts, each parts action) and mechanical controling part (as, valve).And can also adopt to those skilled in the art other control modes known in the art to complete said process.
As shown in Figure 3, foam can be stored in foam storage device 350, and it can store multiple foam, example foam A and foam B as shown in FIG..In actual job, each control module can mix water and foam according to selected foam-type and foam ratio.And, in foam storage device 350, can comprise liquid level detection device (not shown), to detect froth level.In addition in the present embodiment, this control device can also comprise pump entrance pressure detector 371 and exit of pump pressure detector 372.
As shown in Figure 3, described control device can also comprise tank water injection valve 362, above-mentioned control module can be controlled tank water injection valve and open (for example 1/3 aperture) according to default aperture, so that can enter in water pot 360 by tank water injection valve 362 from the water of water pump 370, with cooling-air compressor 133.And, in the situation that each outlet is all closed, opening tank water injection valve 362, can guarantee can carry out interior circulation from the water of water pump 370, to avoid air compressor 133 to occur overheated problem.
Below with reference to Fig. 4 to being described in detail for controlling the control method of fighting fires with compressed-air foam car operation according to one embodiment of the present invention.
Fig. 4 be according to one embodiment of the present invention for controlling the flow chart of the control method of fighting fires with compressed-air foam car operation.In this embodiment, water sucting mode comprises outer water sucting mode and water pot water-out manners, but the present invention is not limited in this two kinds of water sucting modes.
As shown in Figure 4, at step 401 place, the water sucting mode that receiver 121 receives for fire fighting truck, whether the water sucting mode that controller 122 judgements receive is outer water sucting mode.If outer water sucting mode, at step 402 place, controller 122 can be controlled vavuum pump suction hose is vacuumized, with the stability of enhancing system operation, and can to control vavuum pump after vacuumizing out of service completing; In the specific embodiment, controller 122 can be when definite water sucting mode be outer water suction, start while presetting, in this timing, control vavuum pump operation, this timing can be set to 3 seconds, after within 3 seconds, regularly finishing, vavuum pump can be controlled out of service, in practice, can be by vacuumizing to guarantee to discharge the air in suction piping by the timings of 3 seconds, but the present invention is not limited to this.After realization vacuumizes, arrive step 404.If at step 401 place, the water sucting mode that receiver 121 receives is not outer water sucting mode, at step 403 controller 122, controls water pot outlet valve and opens, and to realize from water pot, fetches water.Afterwards, arrive step 404.
If there is a plurality of foam jets path, at step 404 place, the outlet valve 131 that controller 122 can be controlled on foam path is opened.In the situation that there is a plurality of foams path, receiver 121 can also receive foam path signal, and controller 122 is controlled corresponding outlet valve 131 according to this foam path signal and opened.Selectively, at step 405 place, controller 122 can be controlled tank water injection valve and open according to default aperture, with cooling-air compressor 133.
At step 406 place, controller 122 control engines 132 start, and now engine 132 can be with idle.At step 407 place, controller 122 is controlled air compressor 133 engage a gears.In step 408, controller 122 is controlled water pump power takeoff 134 engage a gears.In one embodiment, the tooth case of air compressor 133 is by the tooth case transferring power of water pump, air compressor 133 clutches are controlled by water pump trip(ping) lever, therefore in this embodiment, and need to be at water pump power takeoff 134 engage a gears line space air compressor 133 engage a gears that advance.Unsuccessful for fear of air compressor 133 or water pump power takeoff 134 engage a gears, selectively, at step 409 place, judge that whether 134 grades of air compressor 133 and water pump power takeoff extensions be successful, if unsuccessful, guaranteeing that water pump power takeoff 134 again carries out air compressor 133 engage a gears in the situation that moving back shelves, and then carrying out water pump power takeoff 134 engage a gears.For example, can adopt at step 410 place, controller 122 is controlled water pump power takeoff 134 and is moved back shelves, at step 411 place, controls air compressor 133 and moves back shelves, is then back to step 407.
At step 412 place, controller 122 is controlled foam proportional controllers 135 and is opened (it should be noted that at foam proportional controller 135 and be defaulted as open in the situation that, can omit this step).In the situation that receiver 121 does not receive foam scaling signal, foam proportional controller 135 carries out the mixing of water and foam according to default ratio; In the situation that receiver 121 receives foam scaling signal, according to received ratio value, carry out the mixing of water and foam.
In addition, selectively, at step 413 place, can carry out a time delay (for example 5s), its object is in this time delay process, engine 132 is with idle, air in pipeline is discharged under compared with the state of low speed at water pump, thereby guarantees system run all right.
Afterwards, at step 414 place, controller 122 regulates engine 132 rotating speeds, so that it reaches preset value.Or, selectively, at step 415 place, by being arranged on the pressure sensor of liquid ejection outlet, carry out the pressure of tracer liquid jet, judge whether jet pressure meets setting value, if do not met, be back to step 414.
The present invention also provides a kind of fighting fires with compressed-air foam car, it is characterized in that, this fire fighting truck comprises above-mentioned fire fighting truck outlet controlling system.
Provided by the invention for controlling the control operation of fighting fires with compressed-air foam car operation, simplify greatly operating process, reduced the technical ability requirement for operating personnel, improved the reliability of controlling, avoid the device damage causing due to maloperation, thereby improved the security of equipment.
Technical scheme provided by the invention is applicable to any fire fighting truck (conventional car, sky lift etc.) that possesses foam fire-fighting function, above-mentioned execution unit (as pneumatic, electronic) can select other modes replace (as by pneumatic change into electronic).And in embodiment, describe controller 122 and can adopt PLC, but, the present invention is not restricted to this, for example, can adopt relay to control, those skilled in the art can technical scheme according to the present invention adopt the mode of independent electric elements to build a control relay circuit, can realize technique effect of the present invention so equally.
Below describe by reference to the accompanying drawings the preferred embodiment of the present invention in detail; but; the present invention is not limited to the detail in above-mentioned embodiment; within the scope of technical conceive of the present invention; can carry out multiple simple variant to technical scheme of the present invention, these simple variant all belong to protection scope of the present invention.
It should be noted that in addition, each concrete technical characterictic described in the above-mentioned specific embodiment, in reconcilable situation, can combine by any suitable mode, for fear of unnecessary repetition, the present invention is to the explanation no longer separately of various possible combinations.
In addition, between various embodiment of the present invention, also can be combined, as long as it is without prejudice to thought of the present invention, it should be considered as content disclosed in this invention equally.
Claims (16)
1. for controlling a control device for fighting fires with compressed-air foam car operation, it is characterized in that, described control device comprises:
Receiver, for receiving the water sucting mode for described fire fighting truck; And
Controller, for carrying out following steps:
According to described water sucting mode, control fire fighting truck and carry out corresponding water suction control;
Control engine starts;
Control air compressor and water pump power takeoff engage a gear;
Control foam proportional controller and carry out mixing of foam and water; And
Regulate the rotating speed of described engine make it reach preset value or make the pressure of compressed-air foam jet reach preset value.
2. control device according to claim 1, is characterized in that, described in carry out corresponding water suction control comprise following at least one:
In the situation that received water sucting mode is outer water sucting mode, described controller is controlled vavuum pump suction hose is vacuumized; And
In the situation that received water sucting mode is water pot water-out manners, described controller is controlled water pot outlet valve and is opened.
3. control device according to claim 1, it is characterized in that, described controller also for: at the engage a gear status signal of described air compressor, indicate the engage a gear status signal of the unsuccessful or described water pump power takeoff of described air compressor engage a gear to indicate in the unsuccessful situation of described water pump power takeoff engage a gear
Control described water pump power takeoff for moving back a grade state;
Control described air compressor for moving back a grade state;
Control described air compressor engage a gear; And
Control described water pump power takeoff engage a gear.
4. control device according to claim 1, is characterized in that, when controlling described engine start, described controller is controlled described engine idle operation so that the air in pipeline is steadily discharged.
5. control device according to claim 1, is characterized in that, described controller is also opened according to default aperture for controlling tank water injection valve, so that enter in water pot by described tank water injection valve from the water of water pump, with cooling-air compressor.
6. control device according to claim 1, is characterized in that,
Described receiver is also for receiving foam scaling signal;
Described controller is also in the situation that receiving described foam scaling signal, control described foam proportional controller and carry out liquid mixing according to received foam ratio, in the situation that not receiving described foam scaling signal, control described foam proportional controller and carry out liquid mixing according to preset ratio.
7. control device according to claim 1, is characterized in that, described fire fighting truck comprises a plurality of foams path,
Described receiver is also for receiving foam path signal;
Described controller is opened the outlet valve on corresponding foam jet path according to received foam path signal.
8. for controlling a control system for fighting fires with compressed-air foam car operation, it is characterized in that, described control system comprises:
Control device in claim 1-7 described in any one claim;
Water sucting mode selecting arrangement, is connected with described receiver, for sending the water sucting mode of described fire fighting truck.
9. a fighting fires with compressed-air foam car, is characterized in that, this fire fighting truck comprises control system claimed in claim 8.
10. for controlling a control method for fighting fires with compressed-air foam car operation, it is characterized in that, described control method comprises:
Receive the water sucting mode for described fire fighting truck;
According to described water sucting mode, control fire fighting truck and carry out corresponding water suction control;
Control engine starts;
Control air compressor and water pump power takeoff engage a gear;
Control foam proportional controller and carry out mixing of foam and water; And
Regulate the rotating speed of described engine make it reach preset value or make the pressure of compressed-air foam jet reach preset value.
11. control methods according to claim 10, is characterized in that, described in carry out corresponding water suction control comprise following at least one:
In the situation that received water sucting mode is outer water sucting mode, controls vavuum pump suction hose is vacuumized; And
In the situation that received water sucting mode is water pot water-out manners, controls water pot outlet valve and open.
12. control methods according to claim 10, it is characterized in that, described control method also comprises: at the engage a gear status signal of described air compressor, indicate the engage a gear status signal of the unsuccessful or described water pump power takeoff of described air compressor engage a gear to indicate in the unsuccessful situation of described water pump power takeoff engage a gear
Control described water pump power takeoff for moving back a grade state;
Control described air compressor for moving back a grade state;
Control described air compressor engage a gear; And
Control described water pump power takeoff engage a gear.
13. control methods according to claim 10, is characterized in that, when controlling described engine start, control described engine idle operation so that the air in pipeline is steadily discharged.
14. control methods according to claim 10, is characterized in that, described control method also comprises that controlling tank water injection valve opens according to default aperture, so that enter in water pot by described tank water injection valve from the water of water pump, with cooling-air compressor.
15. control methods according to claim 10, is characterized in that,
Described control method also comprises reception foam scaling signal;
In the situation that receiving described foam scaling signal, control described foam proportional controller and carry out liquid mixing according to received foam ratio, in the situation that not receiving described foam scaling signal, control described foam proportional controller and carry out liquid mixing according to preset ratio.
16. control methods according to claim 10, it is characterized in that, described fire fighting truck comprises a plurality of foams path, and described control method also comprises reception foam path signal, and the outlet valve of controlling on corresponding foam jet path according to received foam path signal is opened.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310535314.7A CN103566510A (en) | 2013-11-01 | 2013-11-01 | Compressed air foam fire fighting truck and operation control device, system and method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310535314.7A CN103566510A (en) | 2013-11-01 | 2013-11-01 | Compressed air foam fire fighting truck and operation control device, system and method thereof |
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|---|---|
| CN103566510A true CN103566510A (en) | 2014-02-12 |
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| CN201310535314.7A Pending CN103566510A (en) | 2013-11-01 | 2013-11-01 | Compressed air foam fire fighting truck and operation control device, system and method thereof |
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| CN114191766A (en) * | 2021-11-29 | 2022-03-18 | 三一汽车制造有限公司 | Fire-fighting water supply control method, fire-fighting water supply system and fire fighting truck |
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Application publication date: 20140212 |