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CN114602099A - Fire engine liquid level data acquisition display and control system - Google Patents

Fire engine liquid level data acquisition display and control system Download PDF

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Publication number
CN114602099A
CN114602099A CN202210251535.0A CN202210251535A CN114602099A CN 114602099 A CN114602099 A CN 114602099A CN 202210251535 A CN202210251535 A CN 202210251535A CN 114602099 A CN114602099 A CN 114602099A
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CN
China
Prior art keywords
liquid level
processing module
data
data processing
data acquisition
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Pending
Application number
CN202210251535.0A
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Chinese (zh)
Inventor
丁毓峰
郭军
赵俊超
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Wuhan University of Technology WUT
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Wuhan University of Technology WUT
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Application filed by Wuhan University of Technology WUT filed Critical Wuhan University of Technology WUT
Priority to CN202210251535.0A priority Critical patent/CN114602099A/en
Publication of CN114602099A publication Critical patent/CN114602099A/en
Pending legal-status Critical Current

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    • AHUMAN NECESSITIES
    • A62LIFE-SAVING; FIRE-FIGHTING
    • A62CFIRE-FIGHTING
    • A62C27/00Fire-fighting land vehicles
    • AHUMAN NECESSITIES
    • A62LIFE-SAVING; FIRE-FIGHTING
    • A62CFIRE-FIGHTING
    • A62C37/00Control of fire-fighting equipment
    • A62C37/50Testing or indicating devices for determining the state of readiness of the equipment
    • GPHYSICS
    • G08SIGNALLING
    • G08BSIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B7/00Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00
    • G08B7/06Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00 using electric transmission, e.g. involving audible and visible signalling through the use of sound and light sources

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  • Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)

Abstract

The utility model provides a fire engine liquid level data acquisition shows and control system, including data processing module, data display module, data acquisition module's output links to each other with data processing module's input, data processing module's output links to each other with data display module's input, data acquisition module is including being located the pressure transmitter of foam tank bottom, be located the pressure transmitter of water pitcher bottom No. two, be located the duckbilled formula liquid level switch of the highest liquid level department of water pitcher, be located the duckbilled formula liquid level switch of the lowest liquid level department of water pitcher. This design not only obtains foam tank, water pitcher liquid level height through the signal fusion decision-making of data processing module to data acquisition module, realizes liquid level real-time supervision, has avoided the jar body to rock through duckbilled formula liquid level switch, No. two duckbilled formula liquid level switch moreover and has leaded to the limit liquid level measurement inaccurate, and system reliability is high.

Description

Fire engine liquid level data acquisition display and control system
Technical Field
The invention belongs to the technical field of fire engines, and particularly relates to a fire engine liquid level data acquisition, display and control system which is suitable for monitoring and displaying the water level of a fire engine in real time and has high system reliability.
Background
With the rapid development of social economy and science and technology, the demand for monitoring the liquid level in tanks of special vehicles such as fire trucks and watering lorries is higher and higher. The fire truck is used as an important part of fire rescue, because the water consumption speed in the fire extinguishing process is very high, a fire fighter needs to formulate a fire extinguishing strategy according to the size of the fire on site and the distance between the real-time water quantity of the water tank and the fire hydrant, and when the water level is low to an early warning value, the fire fighting truck also needs to consider to arrange other fire trucks to take over to extinguish the fire or fill the fire hydrant. Therefore, the real-time monitoring of the water level of the fire engine is very important.
Disclosure of Invention
The invention aims to overcome the problems in the prior art and provide a fire fighting truck liquid level data acquisition, display and control system capable of monitoring the water level of a fire fighting truck in real time.
In order to achieve the above purpose, the invention provides the following technical scheme:
a fire fighting truck liquid level data acquisition display and control system comprises a data processing module, a data display module and a data acquisition module;
the data acquisition module comprises a first pressure transmitter arranged at the bottom of the foam tank, a second pressure transmitter arranged at the bottom of the water tank, a first duckbilled liquid level switch arranged at the highest liquid level of the water tank, and a second duckbilled liquid level switch arranged at the lowest liquid level of the water tank, wherein the signal output ends of the first pressure transmitter, the second pressure transmitter, the first duckbilled liquid level switch and the second duckbilled liquid level switch are all connected with the signal input end of the data processing module, and the signal output end of the data processing module is connected with the signal input end of the data display module;
the data processing module is used for obtaining the liquid level heights of the foam tank and the water tank after fusion decision of signals of the first pressure transmitter, the second pressure transmitter, the first duckbill liquid level switch and the second duckbill liquid level switch, and then sending the liquid level heights of the foam tank and the water tank to the data display module;
and the data display module is used for displaying the liquid level heights of the foam tank and the water tank in real time.
The fusion decision is: the utility model discloses a portable water tank, including a water tank, a data processing module, a data display module, a duckbill type liquid level switch, a data processing module, data processing module and data processing module, data processing module obtains the liquid level height of foam tank according to a pressure transmitter's signal earlier according to a pressure transmitter's liquid level height sends the liquid level height of water tank to data display module, data processing module is when a duckbill type liquid level switch triggers the liquid level height of water tank for% send to data display module, data processing module sends the liquid level height of water tank to data display module for% when No. two duckbill type liquid level switches trigger.
The data display module includes 5 grade split type lamp areas, No. 5 grade split type lamp areas that all install at the automobile body lateral part, 5 grade split type lamp areas are used for showing the foam cylinder liquid level height, and 5 grade split type lamp areas are used for showing the liquid level height of water pitcher in real time.
The data display module is characterized by further comprising a first continuous type lamp strip and a second continuous type lamp strip which are arranged inside the cab, wherein the first continuous type lamp strip is used for displaying the liquid level height of the foam tank, and the second continuous type lamp strip is used for displaying the liquid level height of the water tank in real time.
The data display module is still including installing a pointer type liquid level table, No. two pointer type liquid level tables at automobile body afterbody, a pointer type liquid level table is used for showing foam tank liquid level height, No. two pointer type liquid level tables are used for showing water pitcher liquid level height in real time.
The data display module is characterized by further comprising a buzzer installed at the top of the vehicle body, and the buzzer is used for alarming when the first duckbilled liquid level switch or the second duckbilled liquid level switch is triggered.
The data processing module is an STM32F407ZGT6 control chip.
And the data processing module is also used for transmitting the liquid level heights of the foam tank and the water tank to other controllers or cloud platforms in real time through a CAN bus.
And the data processing module is also used for adjusting the opening of the valve on the water outlet pipeline in real time according to the liquid level heights of the foam tank and the water tank.
Compared with the prior art, the invention has the beneficial effects that:
1. the invention relates to a fire fighting truck liquid level data acquisition display and control system which comprises a data processing module, a data display module and a data acquisition module, wherein the data acquisition module comprises a first pressure transmitter arranged at the bottom of a foam tank, a second pressure transmitter arranged at the bottom of a water tank, a first duckbill type liquid level switch arranged at the highest liquid level of the water tank and a second duckbill type liquid level switch arranged at the lowest liquid level of the water tank, the signal output ends of the first pressure transmitter, the second pressure transmitter, the first duckbill type liquid level switch and the second duckbill type liquid level switch are connected with the signal input end of the data processing module, the signal output end of the data processing module is connected with the signal input end of the data display module, and the working principle of the design is that the first pressure transmitter, the second pressure transmitter and the first duckbill type liquid level switch are firstly processed by the data processing module, No. two duckbilled formula liquid level switch's signal fuses and obtains the foam tank after the decision-making, the liquid level height of water pitcher, again with the foam tank, the liquid level height of water pitcher sends to data display module, show the foam tank in real time by data display module, the liquid level height of water pitcher, this design is not only through a pressure transmitter, No. two pressure transmitters are to jar interior liquid level collection, liquid level real-time supervision has been realized, and through triggering No. one duckbilled formula liquid level switch when the liquid level reachs upper and lower extreme position in jar, No. two duckbilled formula liquid level switch, avoided jar body to rock and lead to pressure transmitter numerical value to fluctuate, the unsafe problem of limit liquid level measurement appears, system reliability has been improved. Therefore, the invention can monitor the liquid level in the tank in real time and has high system reliability.
2. In the liquid level data acquisition, display and control system of the fire fighting truck, the data display modules are respectively arranged on the 5 th level split type lamp strip and the 5 th level split type lamp strip on the side part of the truck body, the first continuous type lamp strip and the second continuous type lamp strip which are respectively arranged in the cab, the first pointer type liquid level meter and the second pointer type liquid level meter which are respectively arranged at the tail part of the truck body and the buzzer arranged at the top part of the truck body. Therefore, the invention is convenient for the firemen to observe the liquid level condition in time and avoids the water shortage and water break of the fire engine.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
In the figure, the data processing module 1, the data display module 2, the first 5-stage split lamp strip 21, the second 5-stage split lamp strip 22, the first continuous lamp strip 23, the second continuous lamp strip 24, the first pointer type liquid level meter 25, the second pointer type liquid level meter 26, the buzzer 27, the data acquisition module 3, the first pressure transmitter 31, the second pressure transmitter 32, the first duckbill type liquid level switch 33, the second duckbill type liquid level switch 34, the foam tank 4, the water tank 5 and the valve 6.
Detailed Description
The present invention will be further described with reference to the following embodiments.
Referring to fig. 1, a fire fighting truck liquid level data acquisition display and control system comprises a data processing module 1, a data display module 2 and a data acquisition module 3;
the data acquisition module 3 comprises a first pressure transmitter 31 arranged at the bottom of the foam tank 4, a second pressure transmitter 32 arranged at the bottom of the water tank 5, a first duckbill liquid level switch 33 arranged at the highest liquid level of the water tank 5 and a second duckbill liquid level switch 34 arranged at the lowest liquid level of the water tank 5, the signal output ends of the first pressure transmitter 31, the second pressure transmitter 32, the first duckbill liquid level switch 33 and the second duckbill liquid level switch 34 are all connected with the signal input end of the data processing module 1, and the signal output end of the data processing module 1 is connected with the data display module 2;
the data processing module 1 is used for obtaining the liquid level heights of the foam tank 4 and the water tank 5 after fusion decision of signals of the first pressure transmitter 31, the second pressure transmitter 32, the first duckbilled liquid level switch 33 and the second duckbilled liquid level switch 34, and then sending the liquid level heights of the foam tank 4 and the water tank 5 to the data display module 2;
and the data display module 2 is used for displaying the liquid level heights of the foam tank 4 and the water tank 5 in real time.
The fusion decision is: data processing module 1 obtains the liquid level height of foam tank 4 according to a pressure transmitter's 31 signal earlier, then send the liquid level height of foam tank 4 to data display module 2, data processing module 1 is at duckbilled formula liquid level switch 33 No. one, when No. two duckbilled formula liquid level switch 34 did not trigger, the liquid level height of water pitcher 5 is obtained according to No. two pressure transmitter's 32 signal earlier, then the liquid level height of water pitcher 5 sends to data display module 2, data processing module 1 sends the liquid level height of water pitcher 5 to data display module 2 for 100% when No. one duckbilled formula liquid level switch 33 triggers, data processing module 1 sends the liquid level height of water pitcher 5 to data display module 2 for 0% when No. two duckbilled formula liquid level switch 34 triggers.
The data display module 2 comprises a first 5-level split type lamp strip 21 and a second 5-level split type lamp strip 22 which are arranged on the side portion of the vehicle body, wherein the first 5-level split type lamp strip 21 is used for displaying the liquid level height of the foam tank 4, and the second 5-level split type lamp strip 22 is used for displaying the liquid level height of the water tank 5 in real time.
Data display module 2 is still including all installing continuous type lamp area 23, No. two continuous type lamp areas 24 in the driver's cabin is inside, continuous type lamp area 23 is used for showing the liquid level height of foam cylinder 4, No. two continuous type lamp areas 24 are used for showing the liquid level height of water pitcher 5 in real time.
Data display module 2 is still including installing pointer type liquid level meter 25, No. two pointer type liquid level meters 26 at automobile tail portion, pointer type liquid level meter 25 is used for showing foam cylinder 4 liquid level height, No. two pointer type liquid level meters 26 and is used for showing water pitcher 5 liquid level height in real time.
The data display module 2 further comprises a buzzer 27 mounted at the top of the vehicle body, and the buzzer 27 gives an alarm when being used for triggering the first duckbilled liquid level switch 33 or the second duckbilled liquid level switch 34.
The data processing module 1 is an STM32F407ZGT6 control chip.
The data processing module 1 is also used for sending the liquid level heights of the foam tank 4 and the water tank 5 to other controllers or cloud platforms in real time through a CAN bus.
The data processing module 1 is also used for adjusting the opening of the valve 6 on the water outlet pipeline in real time according to the liquid level heights of the foam tank 4 and the water tank 5.
Example 1:
referring to fig. 1, the system runs a FreeRTOS real-time operation system and comprises a data processing module 1, a data display module 2 and a data acquisition module 3, wherein the data display module 2 comprises a first 5-stage split type lamp strip 21 and a second 5-stage split type lamp strip 22 which are arranged on the side portion of a vehicle body, a first continuous type lamp strip 23 and a second continuous type lamp strip 24 which are arranged inside a cab, a first pointer type liquid level meter 25 and a second pointer type liquid level meter 26 which are arranged on the tail portion of the vehicle body, and a buzzer 27 arranged on the top of the vehicle body, the data acquisition module 3 comprises a first pressure transmitter 31 arranged at the bottom of a foam tank 4, a second pressure transmitter 32 arranged at the bottom of a water tank 5, a first duckbill type liquid level switch 33 arranged at the highest liquid level of the water tank 5, and a second duckbill type liquid level switch 34 arranged at the lowest liquid level of the water tank 5, the signal output ends of the first pressure transmitter 31, the second pressure transmitter 32, the first duckbilled liquid level switch 33 and the second duckbilled liquid level switch 34 are connected with the signal input end of the data processing module 1, and the signal output end of the data processing module 1 is connected with the signal input ends of the first 5-level split type lamp strip 21, the second 5-level split type lamp strip 22, the first continuous type lamp strip 23, the second continuous type lamp strip 24, the first pointer type liquid level meter 25, the second pointer type liquid level meter 26 and the buzzer 27;
the first 5-level split type lamp strip 21, the first continuous type lamp strip 23 and the first pointer type liquid level meter 25 are all used for displaying the liquid level height of the foam tank 4, and the second 5-level split type lamp strip 22, the second continuous type lamp strip 24 and the second pointer type liquid level meter 26 are all used for displaying the liquid level height of the water tank 5 in real time; the data processing module 1 is used for firstly obtaining the liquid level height of the foam tank 4 according to the signal of the first pressure transmitter 31, and then sending the liquid level height of the foam tank 4 to the first 5-level split type lamp strip 21, the first continuous type lamp strip 23 and the first pointer type liquid level meter 25; the data processing module 1 is further used for obtaining the liquid level height of the water tank 5 according to a signal of a second pressure transmitter 32 when the first duckbill liquid level switch 33 and the second duckbill liquid level switch 34 are not triggered, then sending the liquid level height of the water tank 5 to the second 5-level split type lamp strip 22, the second continuous type lamp strip 24 and the second pointer type liquid level meter 26, sending the liquid level height of the water tank 5, which is 100%, to the second 5-level split type lamp strip 22, the second continuous type lamp strip 24 and the second pointer type liquid level meter 26 when the first duckbill liquid level switch 33 is triggered, and sending the liquid level height of the water tank 5, which is 0%, to the second 5-level split type lamp strip 22, the second continuous type lamp strip 24 and the second pointer type liquid level meter 26 when the second duckbill liquid level switch 34 is triggered; the data processing module 1 is also used for controlling the buzzer 27 to alarm when the first duckbill liquid level switch 33 or the second duckbill liquid level switch 34 is triggered; the data processing module 1 is also used for adjusting the opening of the valve 6 on the water outlet pipeline in real time according to the liquid level heights of the foam tank 4 and the water tank 5; the data processing module 1 is also used for packaging the liquid level height data of the foam tank 4 and the water tank 5 and then sending the packaged liquid level height data to other controllers or cloud platforms in real time in a vehicle-mounted protocol CAN bus mode;
the data processing module 1 is an STM32F407ZGT6 control chip, converts 485 signals of the first pressure transmitter 31 and the second pressure transmitter 32 into TTL levels, and transmits processed liquid level height data through 2 paths of CAN communication; pressure transmitter 31, No. two pressure transmitter 32 are the pressure transmitter of RS485 industrial bus communication, duckbilled formula level switch 33, No. two duckbilled formula level switch 34 just can trigger and pass through data processing module 1 record current pressure transmitter 31, No. two pressure transmitter 32's numerical value when the water level reaches.

Claims (9)

1. The utility model provides a fire engine liquid level data acquisition shows and control system, the system includes data processing module (1), data display module (2), data acquisition module (3), its characterized in that:
the data acquisition module (3) comprises a first pressure transmitter (31) arranged at the bottom of the foam tank (4), a second pressure transmitter (32) arranged at the bottom of the water tank (5), a first duckbilled liquid level switch (33) arranged at the highest liquid level of the water tank (5) and a second duckbilled liquid level switch (34) arranged at the lowest liquid level of the water tank (5), the signal output ends of the first pressure transmitter (31), the second pressure transmitter (32), the first duckbilled liquid level switch (33) and the second duckbilled liquid level switch (34) are all connected with the signal input end of the data processing module (1), and the signal output end of the data processing module (1) is connected with the signal input end of the data display module (2);
the data processing module (1) is used for obtaining the liquid level heights of the foam tank (4) and the water tank (5) after fusion decision of signals of the first pressure transmitter (31), the second pressure transmitter (32), the first duckbilled liquid level switch (33) and the second duckbilled liquid level switch (34), and then sending the liquid level heights of the foam tank (4) and the water tank (5) to the data display module (2);
the data display module (2) is used for displaying the liquid level heights of the foam tank (4) and the water tank (5) in real time.
2. The fire engine liquid level data acquisition, display and control system of claim 1, wherein: the fusion decision is: the data processing module (1) firstly obtains the liquid level height of the foam tank (4) according to the signal of the first pressure transmitter (31), then the liquid level height of the foam tank (4) is sent to the data display module (2), when the first duckbill liquid level switch (33) and the second duckbill liquid level switch (34) are not triggered, the data processing module (1), firstly, the liquid level height of the water tank (5) is obtained according to the signal of the second pressure transmitter (32), then send the liquid level height of water pitcher (5) to data display module (2), data processing module (1) sends the liquid level height of water pitcher (5) to data display module (2) for 100% when duckbilled formula liquid level switch (33) triggers, and data processing module (1) sends the liquid level height of water pitcher (5) to data display module (2) for 0% when No. two duckbilled formula liquid level switch (34) trigger.
3. A fire engine liquid level data acquisition display and control system according to claim 1 or 2, characterized in that: the data display module (2) is including all installing 5 grades of split type lamp areas (21), No. 5 grades of split type lamp areas (22) at the automobile body lateral part, No. 5 grades of split type lamp areas (21) are used for showing foam cylinder (4) liquid level height, and No. 5 grades of split type lamp areas (22) are used for showing the liquid level height of water pitcher (5) in real time.
4. The fire engine liquid level data acquisition, display and control system of claim 3, wherein: data display module (2) are still including all installing continuous type lamp area (23), No. two continuous type lamp area (24) in the driver's cabin inside, a continuous type lamp area (23) are used for showing the liquid level height of foam cylinder (4), No. two continuous type lamp area (24) are used for showing the liquid level height of water pitcher (5) in real time.
5. The fire engine liquid level data acquisition, display and control system of claim 3, wherein: data display module (2) are still including installing pointer type liquid level meter (25), No. two pointer type liquid level meters (26) at automobile tail portion, pointer type liquid level meter (25) are used for showing foam cylinder (4) liquid level height, No. two pointer type liquid level meters (26) are used for showing water pitcher (5) liquid level height in real time.
6. The fire engine liquid level data acquisition, display and control system of claim 3, wherein: the data display module (2) is still including installing bee calling organ (27) at the automobile body top, bee calling organ (27) are used for a duckbilled formula liquid level switch (33) or No. two duckbilled formula liquid level switch (34) alarm when triggering.
7. A fire engine liquid level data acquisition display and control system according to claim 1 or 2, characterized in that: the data processing module (1) is an STM32F407ZGT6 control chip.
8. A fire engine liquid level data acquisition display and control system according to claim 1 or 2, characterized in that: the data processing module (1) is also used for sending the liquid level heights of the foam tank (4) and the water tank (5) to other controllers or cloud platforms in real time through a CAN bus.
9. A fire engine liquid level data acquisition display and control system according to claim 1 or 2, characterized in that: the data processing module (1) is also used for adjusting the opening of the valve (6) on the water outlet pipeline in real time according to the liquid level heights of the foam tank (4) and the water tank (5).
CN202210251535.0A 2022-03-15 2022-03-15 Fire engine liquid level data acquisition display and control system Pending CN114602099A (en)

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Application Number Priority Date Filing Date Title
CN202210251535.0A CN114602099A (en) 2022-03-15 2022-03-15 Fire engine liquid level data acquisition display and control system

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Application Number Priority Date Filing Date Title
CN202210251535.0A CN114602099A (en) 2022-03-15 2022-03-15 Fire engine liquid level data acquisition display and control system

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CN114602099A true CN114602099A (en) 2022-06-10

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090260836A1 (en) * 2008-04-09 2009-10-22 Hale Products, Inc. Integrated Controls For A Fire Suppression System
CN204447050U (en) * 2014-12-31 2015-07-08 三一汽车制造有限公司 A kind of fire fighting truck is fetched water control system and fire fighting truck
CN105797300A (en) * 2016-05-25 2016-07-27 王祖华 Device for dynamically detecting liquid carrying capacity of fire fighting truck and detecting method applied to device
CN207085151U (en) * 2017-07-13 2018-03-13 姚俊凯 Fire-fighting linkage control system in region
CN112619018A (en) * 2020-12-23 2021-04-09 武汉理工大学 Intelligent fire fighting truck data acquisition and control system and control method thereof
CN112774067A (en) * 2021-01-08 2021-05-11 武汉理工大学 Fire extinguishing control and early warning system of fire truck

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090260836A1 (en) * 2008-04-09 2009-10-22 Hale Products, Inc. Integrated Controls For A Fire Suppression System
CN204447050U (en) * 2014-12-31 2015-07-08 三一汽车制造有限公司 A kind of fire fighting truck is fetched water control system and fire fighting truck
CN105797300A (en) * 2016-05-25 2016-07-27 王祖华 Device for dynamically detecting liquid carrying capacity of fire fighting truck and detecting method applied to device
CN207085151U (en) * 2017-07-13 2018-03-13 姚俊凯 Fire-fighting linkage control system in region
CN112619018A (en) * 2020-12-23 2021-04-09 武汉理工大学 Intelligent fire fighting truck data acquisition and control system and control method thereof
CN112774067A (en) * 2021-01-08 2021-05-11 武汉理工大学 Fire extinguishing control and early warning system of fire truck

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Application publication date: 20220610