CN112065583B - Engine compartment temperature alarm device and control method thereof - Google Patents
Engine compartment temperature alarm device and control method thereof Download PDFInfo
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- CN112065583B CN112065583B CN202010858680.6A CN202010858680A CN112065583B CN 112065583 B CN112065583 B CN 112065583B CN 202010858680 A CN202010858680 A CN 202010858680A CN 112065583 B CN112065583 B CN 112065583B
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B77/00—Component parts, details or accessories, not otherwise provided for
- F02B77/08—Safety, indicating or supervising devices
- F02B77/089—Safety, indicating or supervising devices relating to engine temperature
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P11/00—Component parts, details, or accessories not provided for in, or of interest apart from, groups F01P1/00 - F01P9/00
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P5/00—Pumping cooling-air or liquid coolants
- F01P5/02—Pumping cooling-air; Arrangements of cooling-air pumps, e.g. fans or blowers
- F01P5/04—Pump-driving arrangements
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P7/00—Controlling of coolant flow
- F01P7/02—Controlling of coolant flow the coolant being cooling-air
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B77/00—Component parts, details or accessories, not otherwise provided for
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
- G01K1/02—Means for indicating or recording specially adapted for thermometers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P5/00—Pumping cooling-air or liquid coolants
- F01P5/02—Pumping cooling-air; Arrangements of cooling-air pumps, e.g. fans or blowers
- F01P5/04—Pump-driving arrangements
- F01P2005/046—Pump-driving arrangements with electrical pump drive
Abstract
The invention discloses an engine compartment temperature alarm device and a control method thereof, and the engine compartment temperature alarm device comprises an engine cover plate, a display screen and an alarm, wherein the engine cover plate comprises a bottom plate and two side plates, two symmetrical mounting pipes are respectively penetrated and communicated between two side surfaces of the side plates, two groups of supports are fixedly mounted between the inner walls of the mounting pipes, the number of each group of supports is three, shaft sleeves are fixedly mounted between the adjacent ends of the three supports of each group, a rotating shaft is movably connected between the inner walls of the two shaft sleeves, rotating rods are penetrated and connected between the two ends of the rotating shaft, and uniformly distributed fan blades are fixedly mounted on the outer surface of the rotating shaft. The invention can display the temperature value of the engine compartment in real time in the engine compartment, and is convenient for a driver to master the temperature of the engine compartment, thereby being capable of quickly making a response when the temperature is overhigh.
Description
Technical Field
The invention relates to the technical field of temperature monitoring, in particular to an engine compartment temperature alarm device and a control method thereof.
Background
The engine compartment generally comprises an engine, an air filter, a storage battery, an engine exhaust system, a throttle valve, a water tank liquid supplementing tank, a relay box, a brake booster pump, an accelerator cable, a window glass cleaning liquid storage tank, a brake liquid storage tank, a fuse and the like.
When the automobile is used, the temperature of the engine part is very high, if the engine temperature is rapidly increased due to faults, inflammable goods can be ignited, and finally the automobile is damaged and people die, so that great harm is caused to the society.
Chinese patent No. CN202748141U discloses an automobile engine compartment temperature alarm, which can continuously monitor the temperature of the passenger car engine compartment in real time, and digitally display the highest temperature value on a control instrument panel, so that a driver can quickly and accurately judge the working state of the engine, take measures in advance, prevent fire and make the passenger car operate more safely; the alarm has the defects that when the temperature is higher, corresponding cooling measures are not adopted to cool the engine.
Disclosure of Invention
The invention aims to provide an engine compartment temperature alarm device and a control method thereof;
the technical problems to be solved by the invention are as follows:
(1) how to display the temperature of the engine compartment in real time within the cab;
(2) how to cool down an engine when the temperature of an engine compartment is higher.
The purpose of the invention can be realized by the following technical scheme:
an engine compartment temperature alarm device comprises an engine cover plate, a display screen and an alarm, wherein the engine cover plate comprises a bottom plate and two side plates, the two side plates are respectively and fixedly arranged at two sides of the top surface of the bottom plate, two symmetrical installation pipes are respectively communicated between two side surfaces of the side plates in a penetrating way, two groups of brackets are fixedly arranged between the inner walls of the installation pipes, the number of the brackets in each group is three, a shaft sleeve is fixedly arranged between one end, close to each other, of each three brackets in each group, a rotating shaft is movably connected between the inner walls of the two shaft sleeves, a rotating rod is connected between the two ends of the rotating shaft in a penetrating way, uniformly distributed fan blades are fixedly arranged on the outer surface of the rotating shaft, a driving motor is fixedly arranged at the side surface of each bracket, a motor shaft is fixedly arranged at the output end of the driving motor, and a transmission mechanism is arranged between the motor shaft and the outer surface of the rotating rod, the side surfaces, close to the two side plates, of the bottom plate are fixedly provided with electric push rods, the electric push rods are obliquely arranged, the top surface of the bottom plate is fixedly provided with two symmetrical slide rods, the outer surfaces of the slide rods are movably connected with two symmetrical slide sleeves, the outer surfaces of the slide sleeves are fixedly provided with connecting plates, a partition plate is fixedly arranged between the side surfaces, far away from the slide sleeves, of the two connecting plates, the side surfaces of the partition plate are hinged with the output end of the electric push rod through hinges, and two groups of first through holes are formed between the top surface and the bottom surface of the bottom plate;
two the side that the curb plate is close to all is provided with temperature sensor, the top of bottom plate is provided with treater and PLC controller, temperature sensor output and treater input electric connection, the input electric connection of treater output PLC controller, the output of PLC controller and the power of alarm, driving motor's input, electric putter's input electric connection, the display screen is connected to the temperature sensor output.
Furthermore, second through holes which are uniformly distributed are formed between the two side faces of the partition board, and the second through holes and the first through holes arranged on the bottom board are arranged alternately.
Furthermore, an annular groove is formed in the outer surface of the shaft sleeve, and an annular sound-absorbing board is fixedly mounted between the inner walls of the annular groove.
Further, the display screen is arranged in the cockpit, the alarm is arranged on the display screen, and an engine cabin temperature display plate is arranged on the display screen.
Further, drive mechanism includes the action wheel, follows driving wheel and driving belt, and action wheel fixed mounting is in the surface of motor shaft, follows the surface of driving wheel fixed mounting at the bull stick, and the driving belt transmission is connected between the action wheel and the surface from the driving wheel.
Further, a mounting ring is fixedly mounted between the inner walls of the mounting pipes, and a filter screen is fixedly mounted between the inner walls of the mounting rings.
An engine compartment temperature alarm control method comprises the following steps:
the first step is as follows: setting a cooling threshold value and an alarm threshold value for a processor, detecting the temperature in an engine cover plate in real time by a temperature sensor, transmitting the temperature value to a display screen, displaying the temperature in real time on an engine compartment temperature display plate of the display screen, and transmitting the detected temperature value to the processor by the temperature sensor;
the second step is that: the processor processes the temperature value, when the temperature value is greater than a cooling threshold value, a cooling signal is generated and sent to the PLC, the PLC starts the driving motor and the electric push rod to contract after receiving the cooling signal, the driving motor drives the rotating rod to rotate so as to drive the rotating shaft to rotate, the fan blades on the outer surface of the rotating shaft are used for rotating to drive air to flow, air cooling heat dissipation is carried out on the interior of the engine cover plate, the electric push rod contracts, the partition plate is separated from the bottom plate, and hot air in the engine cover plate is discharged through the first through hole;
the third step: when the temperature value is larger than the alarm threshold value, an alarm signal is generated and sent to the PLC, after the PLC receives the alarm signal, the power supply of the alarm is connected, and the alarm sends out buzzing sound to remind a driver of overhigh engine compartment temperature.
The invention has the beneficial effects that: the invention has the following beneficial effects:
1. the temperature value of the engine compartment can be displayed in real time in the engine compartment through the arranged structures such as the temperature sensor, the display screen, the temperature display plate of the engine compartment and the like, so that a driver can conveniently master the temperature of the engine compartment, and the quick response can be realized when the temperature is too high;
2. after receiving a cooling signal, the PLC starts the driving motor and the electric push rod to contract, the driving motor drives the rotating rod to rotate so as to drive the rotating shaft to rotate, fan blades on the outer surface of the rotating shaft rotate to drive air to flow, air cooling heat dissipation is carried out on the interior of the engine, meanwhile, after the electric push rod contracts, the partition plate is pulled up and rotates around the sliding rod, and after the partition plate is separated from the bottom plate, hot air in the engine is discharged through the first through hole in the bottom plate, so that the aim of quickly cooling the engine is fulfilled;
3. the first through holes in the bottom plate can be blocked by the arranged partition plate when the temperature of the engine is low, so that external dust and impurities are prevented from entering the inside of the transmitter through the first through holes to influence the normal work of electronic devices in the engine;
4. the intelligent control system has the advantages that automatic intelligent control can be carried out on the driving motor, the electric push rod and the alarm through the arranged structures such as the temperature sensor, the processor and the PLC, the driving motor is automatically started to drive the fan blades to rotate when the temperature is higher, air cooling is carried out on the engine, the power supply of the alarm is automatically switched on when the temperature is too high, and the alarm sends out buzzing sound to remind a driver to carry out processing in time.
Drawings
In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.
FIG. 1 is a side view of the engine cover plate construction of the present invention;
FIG. 2 is a front cross-sectional view of the mounting tube structure of the present invention;
FIG. 3 is a left side view of the mounting tube structure of the present invention;
FIG. 4 is a schematic view of a display panel according to the present invention.
In the figure: 1. an engine cover plate; 101. a base plate; 102. a side plate; 2. a display screen; 3. an alarm; 4. installing a pipe; 5. a support; 6. a shaft sleeve; 7. a rotating shaft; 8. a rotating rod; 9. a fan blade; 10. a drive motor; 11. a motor shaft; 12. a transmission mechanism; 13. an electric push rod; 14. a slide bar; 15. a sliding sleeve; 16. a connecting plate; 17. a partition plate; 18. a first through hole; 19. a second through hole; 20. a circular acoustic board; 21. an engine compartment temperature display panel; 22. a mounting ring; 23. and (5) filtering by using a filter screen.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1-4, an engine compartment temperature alarm device comprises an engine cover plate 1, a display screen 2 and an alarm 3, wherein the display screen 2 is arranged in a cockpit, the alarm 3 is arranged on the display screen 2, an engine compartment temperature display plate 21 is arranged on the display screen 2, so that a temperature value detected by a temperature sensor is displayed in the cockpit in real time, the engine cover plate 1 comprises a bottom plate 101 and two side plates 102, the side surfaces of the two side plates 102 close to each other are respectively provided with the temperature sensor, the top of the bottom plate 101 is provided with a processor and a PLC controller, the output end of the temperature sensor is electrically connected with the input end of the processor, the input end of the PLC controller is electrically connected with the output end of the processor, the output end of the PLC controller is electrically connected with the power supply of the alarm 3, the input end of a driving motor 10 and the input end of an electric push rod 13, the temperature sensor output is connected with the display screen 2, the temperature sensor is used for detecting the temperature in the engine in real time, generating a temperature value and conveying the temperature value to the processor, the processor is used for processing the temperature value, the PLC is used for controlling the opening and closing of the driving motor 10 and the electric push rod 13 and switching on and off the circuit of the alarm 3, the two side plates 102 are respectively and fixedly installed at two sides of the top surface of the bottom plate 101, the engine cover plate 1 is used for installing the engine, a cover is formed outside the engine and is matched with other installation plates to provide protection for the engine, two symmetrical installation pipes 4 are communicated between two side surfaces of the side plates 102 in a penetrating way, an installation ring 22 is fixedly installed between the inner walls of the installation pipes 4, a filter screen 23 is fixedly installed between the inner walls of the installation rings 22, the filter screen 23 is used for filtering impurities in the air, and the impurities are prevented from entering the engine through the installation pipes 4, two groups of brackets 5 are fixedly arranged between the inner walls of the mounting pipes 4, the number of the brackets 5 in each group is three, the brackets 5 are used for supporting the shaft sleeve 6, the three brackets 5 in each group are fixedly arranged between the ends close to each other, the shaft sleeve 6 is fixedly arranged on the outer surface of the shaft sleeve 6, the annular acoustic board 20 is fixedly arranged between the inner walls of the annular grooves, the annular acoustic board 20 can absorb the noise generated when the fan blades 9 rotate, so as to achieve the purposes of absorbing the sound and reducing the noise, when the driving motor 10 is started, the rotating shaft 7 rotates in the shaft sleeve 6, the rotating shaft 7 is movably connected between the inner walls of the two shaft sleeves 6, the rotating rod 8 is connected between the two ends of the rotating shaft 7 in a penetrating way, the outer surface of the rotating shaft 7 is fixedly provided with the fan blades 9 which are uniformly distributed, the fan blades 9 drive the air to flow when rotating, the air cooling is carried out on the engine, and the driving motor 10 is fixedly arranged on the side surface of the brackets 5, the driving motor 10 is used for driving the rotating rod 8 to rotate, the output end of the driving motor 10 is fixedly provided with a motor shaft 11, a transmission mechanism 12 is arranged between the motor shaft 11 and the outer surface of the rotating rod 8, the transmission mechanism 12 comprises a driving wheel, a driven wheel and a transmission belt, the driving wheel is fixedly arranged on the outer surface of the motor shaft 11, the driven wheel is fixedly arranged on the outer surface of the rotating rod 8, the transmission belt is connected between the driving wheel and the outer surface of the driven wheel in a transmission manner, the side surfaces, close to the two side plates 102, of the two side plates are fixedly provided with electric push rods 13, the electric push rods 13 are used for controlling the position of the partition plate 17, when the temperature of the engine compartment is low, the partition plate 17 blocks the first through hole 18, impurities outside the equipment are prevented from entering the engine, when the temperature is high, the partition plate 17 is separated from the bottom plate 101, and the air flow rate of the air in the engine is accelerated by using the first through hole 18 and the second through hole 19, accelerate the cooling speed of the engine, the electric push rod 13 is obliquely arranged, two symmetrical sliding rods 14 are fixedly arranged on the top surface of the bottom plate 101, two symmetrical sliding sleeves 15 are movably connected to the outer surfaces of the sliding rods 14, connecting plates 16 are fixedly arranged on the outer surfaces of the sliding sleeves 15, a partition plate 17 is fixedly arranged between the two side surfaces of the connecting plates 16 far away from the sliding sleeves 15, second through holes 19 which are uniformly distributed are formed between the two side surfaces of the partition plate 17, the second through holes 19 and first through holes 18 which are arranged on the bottom plate 101 are alternately arranged, when the partition plate 17 is attached to the bottom plate 101, the second through holes 19 and the first through holes 18 are distributed in a staggered manner, so that the bottom plate 101 is closed, after the partition plate 17 is separated from the bottom plate 101, hot air in the engine is discharged out of the engine through the first through holes 18 and the second through holes 19, the side surfaces of the partition plate 17 are hinged to the output end of the electric push rod 13 through hinges, two groups of first through holes 18 are formed between the top surface and the bottom surface of the bottom plate 101.
An engine compartment temperature alarm control method comprises the following steps:
the first step is as follows: setting a cooling threshold value and an alarm threshold value for the processor, detecting the temperature in the engine cover plate 1 in real time by the temperature sensor, transmitting the temperature value to the display screen 2, displaying the temperature in real time on an engine compartment temperature display plate 21 of the display screen 2, and transmitting the detected temperature value to the processor by the temperature sensor;
the second step is that: the processor processes the temperature value, when the temperature value is greater than a temperature reduction threshold value, a temperature reduction signal is generated and sent to the PLC controller, after the PLC controller receives the temperature reduction signal, the driving motor 10 and the electric push rod 13 are started to contract, the driving motor 10 drives the rotating rod 8 to rotate, so that the rotating shaft 7 is driven to rotate, the fan blades 9 on the outer surface of the rotating shaft 7 are utilized to rotate to drive air to flow, air cooling and heat dissipation are carried out on the inside of the engine cover plate 1, the electric push rod 13 contracts, the partition plate 17 is separated from the bottom plate 101, and hot air in the engine cover plate 1 is discharged through the first through holes 18;
the third step: when the temperature value is larger than the alarm threshold value, an alarm signal is generated and sent to the PLC, the PLC receives the alarm signal and then is connected with a power supply of the alarm 3, and the alarm 3 sends out buzzing sound to remind a driver of overhigh temperature of the engine compartment.
The invention has the following beneficial effects:
1. the temperature value of the engine compartment can be displayed in real time in the engine compartment through the arranged structures such as the temperature sensor, the display screen, the temperature display plate of the engine compartment and the like, so that a driver can conveniently master the temperature of the engine compartment, and the quick response can be realized when the temperature is too high;
2. after receiving a cooling signal, the PLC starts the driving motor and the electric push rod to contract, the driving motor drives the rotating rod to rotate so as to drive the rotating shaft to rotate, fan blades on the outer surface of the rotating shaft rotate to drive air to flow, air cooling heat dissipation is carried out on the interior of the engine, meanwhile, after the electric push rod contracts, the partition plate is pulled up and rotates around the sliding rod, and after the partition plate is separated from the bottom plate, hot air in the engine is discharged through the first through hole in the bottom plate, so that the aim of quickly cooling the engine is fulfilled;
3. the first through holes in the bottom plate can be blocked by the arranged partition plate when the temperature of the engine is low, so that external dust and impurities are prevented from entering the inside of the transmitter through the first through holes to influence the normal work of electronic devices in the engine;
4. the intelligent control system has the advantages that automatic intelligent control can be carried out on the driving motor, the electric push rod and the alarm through the arranged structures such as the temperature sensor, the processor and the PLC, the driving motor is automatically started to drive the fan blades to rotate when the temperature is higher, air cooling is carried out on the engine, the power supply of the alarm is automatically switched on when the temperature is too high, and the alarm sends out buzzing sound to remind a driver to carry out processing in time.
The foregoing is merely exemplary and illustrative of the present invention and various modifications, additions and substitutions may be made by those skilled in the art to the specific embodiments described without departing from the scope of the invention as defined in the following claims.
Claims (7)
1. The utility model provides an engine compartment temperature alarm device, includes engine apron (1), display screen (2) and alarm (3), its characterized in that, engine apron (1) includes a bottom plate (101) and two curb plates (102), two curb plate (102) fixed mounting is respectively in the both sides of bottom plate (101) top surface, it has two symmetrical installation pipes (4) all to run through the intercommunication between two sides of curb plate (102), fixed mounting has two sets of support (5) between installation pipe (4) inner wall, every group the quantity of support (5) is three, every group is three equal fixed mounting has axle sleeve (6) between the one end that support (5) are close to mutually, two swing joint has pivot (7) between axle sleeve (6) inner wall, run through between pivot (7) both ends and be connected with bull stick (8), pivot (7) surface fixed mounting has evenly distributed's fan blade (9), the side face of the support (5) is fixedly provided with a driving motor (10), the output end of the driving motor (10) is fixedly provided with a motor shaft (11), a transmission mechanism (12) is arranged between the outer surfaces of the motor shaft (11) and the rotating rod (8), the two side faces, close to each other, of the side plates (102) are fixedly provided with an electric push rod (13), the electric push rod (13) is obliquely arranged, the top face of the bottom plate (101) is fixedly provided with two symmetrical sliding rods (14), the outer surfaces of the sliding rods (14) are movably connected with two symmetrical sliding sleeves (15), the outer surfaces of the sliding sleeves (15) are fixedly provided with connecting plates (16), the side faces, far away from the sliding sleeves (15), of the two connecting plates (16) are fixedly provided with a partition plate (17), and the side faces of the partition plate (17) are hinged with the output end of the electric push rod (13) through hinges, two groups of first through holes (18) are formed between the top surface and the bottom surface of the bottom plate (101);
two the side that curb plate (102) are close to mutually all is provided with temperature sensor, the top of bottom plate (101) is provided with treater and PLC controller, temperature sensor output and treater input electric connection, the input electric connection of treater output PLC controller, the output of PLC controller and the power of alarm (3), the input of driving motor (10), the input electric connection of electric putter (13), display screen (2) are connected to the temperature sensor output.
2. The engine compartment temperature warning device according to claim 1, characterized in that second through holes (19) are uniformly distributed between two side surfaces of the partition (17), and the second through holes (19) and the first through holes (18) arranged on the bottom plate (101) are alternately arranged.
3. The engine compartment temperature alarm device according to claim 1, wherein an annular groove is formed in the outer surface of the shaft sleeve (6), and an annular sound-absorbing plate (20) is fixedly mounted between the inner walls of the annular groove.
4. The engine compartment temperature warning device according to claim 1, wherein the display screen (2) is arranged in a cockpit, the alarm (3) is arranged on the display screen (2), and an engine compartment temperature display panel (21) is arranged on the display screen (2).
5. The engine compartment temperature alarm device according to claim 1, wherein the transmission mechanism (12) includes a driving wheel, a driven wheel and a transmission belt, the driving wheel is fixedly mounted on the outer surface of the motor shaft (11), the driven wheel is fixedly mounted on the outer surface of the rotating rod (8), and the transmission belt is in transmission connection between the driving wheel and the outer surface of the driven wheel.
6. The engine compartment temperature alarm device according to claim 1, wherein a mounting ring (22) is fixedly mounted between the inner walls of the mounting pipes (4), and a filter screen (23) is fixedly mounted between the inner walls of the mounting rings (22).
7. A control method of an engine compartment temperature warning apparatus according to claim 2, characterized by comprising the steps of:
the first step is as follows: setting a cooling threshold value and an alarm threshold value for a processor, detecting the temperature in an engine cover plate (1) in real time by a temperature sensor, transmitting the temperature value to a display screen (2), displaying the temperature in real time on an engine compartment temperature display plate (21) of the display screen (2), and transmitting the detected temperature value to the processor by the temperature sensor;
the second step is that: the processor processes the temperature value, when the temperature value is greater than a cooling threshold value, a cooling signal is generated and sent to the PLC controller, the PLC controller receives the cooling signal, the driving motor (10) and the electric push rod (13) are started to shrink, the driving motor (10) drives the rotating rod (8) to rotate, so that the rotating shaft (7) is driven to rotate, the fan blades (9) on the outer surface of the rotating shaft (7) are used for rotating to drive air to flow, air cooling and heat dissipation are carried out inside the engine cover plate (1), the electric push rod (13) shrinks, the partition plate (17) is separated from the bottom plate (101), and hot air in the engine cover plate (1) is discharged through the first through hole (18);
the third step: when the temperature value is larger than the alarm threshold value, an alarm signal is generated and sent to the PLC, the PLC receives the alarm signal and then is connected with a power supply of the alarm (3), and the alarm (3) sends out a buzzing sound to remind a driver of overhigh engine compartment temperature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010858680.6A CN112065583B (en) | 2020-08-24 | 2020-08-24 | Engine compartment temperature alarm device and control method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010858680.6A CN112065583B (en) | 2020-08-24 | 2020-08-24 | Engine compartment temperature alarm device and control method thereof |
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| CN112065583A CN112065583A (en) | 2020-12-11 |
| CN112065583B true CN112065583B (en) | 2022-01-28 |
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| CN103863095B (en) * | 2014-03-19 | 2017-07-14 | 扬州亚星客车股份有限公司 | A kind of enging cabin temperature control electronic blinds apparatus and control method |
| US9579969B2 (en) * | 2014-07-25 | 2017-02-28 | Oshkosh Corporation | Refuse vehicle having tailgate-mounted CNG tanks |
| CN110031230A (en) * | 2019-04-29 | 2019-07-19 | 江苏海事职业技术学院 | A kind of ship machinery fault alarm detection device |
| CN209860366U (en) * | 2019-06-20 | 2019-12-27 | 河南博源电力设备股份有限公司 | Novel protection early warning device for power distribution equipment |
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