CN113027649B - Fuel supply system of double-section crawler-type all-terrain armored vehicle - Google Patents

Fuel supply system of double-section crawler-type all-terrain armored vehicle Download PDF

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Publication number
CN113027649B
CN113027649B CN202110246074.3A CN202110246074A CN113027649B CN 113027649 B CN113027649 B CN 113027649B CN 202110246074 A CN202110246074 A CN 202110246074A CN 113027649 B CN113027649 B CN 113027649B
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Prior art keywords
fuel
fuel tank
oil
tank
pipe
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CN113027649A (en
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吴太东
罗坤成
李勇
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Sichuan Baina Global Defense Technology Co ltd
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Sichuan Banner Science And Technology Co ltd
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M37/00—Apparatus or systems for feeding liquid fuel from storage containers to carburettors or fuel-injection apparatus; Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines
    • F02M37/0076—Details of the fuel feeding system related to the fuel tank
    • F02M37/0088—Multiple separate fuel tanks or tanks being at least partially partitioned
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K15/00—Arrangement in connection with fuel supply of combustion engines or other fuel consuming energy converters, e.g. fuel cells; Mounting or construction of fuel tanks
    • B60K15/03—Fuel tanks
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K35/00—Instruments specially adapted for vehicles; Arrangement of instruments in or on vehicles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K35/00—Instruments specially adapted for vehicles; Arrangement of instruments in or on vehicles
    • B60K35/20—Output arrangements, i.e. from vehicle to user, associated with vehicle functions or specially adapted therefor
    • B60K35/28—Output arrangements, i.e. from vehicle to user, associated with vehicle functions or specially adapted therefor characterised by the type of the output information, e.g. video entertainment or vehicle dynamics information; characterised by the purpose of the output information, e.g. for attracting the attention of the driver
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M37/00—Apparatus or systems for feeding liquid fuel from storage containers to carburettors or fuel-injection apparatus; Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines
    • F02M37/0011—Constructional details; Manufacturing or assembly of elements of fuel systems; Materials therefor
    • F02M37/0017—Constructional details; Manufacturing or assembly of elements of fuel systems; Materials therefor related to fuel pipes or their connections, e.g. joints or sealings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M37/00—Apparatus or systems for feeding liquid fuel from storage containers to carburettors or fuel-injection apparatus; Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines
    • F02M37/0047—Layout or arrangement of systems for feeding fuel
    • F02M37/007—Layout or arrangement of systems for feeding fuel characterised by its use in vehicles, in stationary plants or in small engines, e.g. hand held tools
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M37/00—Apparatus or systems for feeding liquid fuel from storage containers to carburettors or fuel-injection apparatus; Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines
    • F02M37/04—Feeding by means of driven pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M37/00—Apparatus or systems for feeding liquid fuel from storage containers to carburettors or fuel-injection apparatus; Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines
    • F02M37/04—Feeding by means of driven pumps
    • F02M37/16—Feeding by means of driven pumps characterised by provision of personally-, e.g. manually-, operated pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M37/00—Apparatus or systems for feeding liquid fuel from storage containers to carburettors or fuel-injection apparatus; Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines
    • F02M37/22—Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines, e.g. arrangements in the feeding system
    • F02M37/24—Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines, e.g. arrangements in the feeding system characterised by water separating means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K15/00—Arrangement in connection with fuel supply of combustion engines or other fuel consuming energy converters, e.g. fuel cells; Mounting or construction of fuel tanks
    • B60K15/03—Fuel tanks
    • B60K2015/03118—Multiple tanks, i.e. two or more separate tanks
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K15/00—Arrangement in connection with fuel supply of combustion engines or other fuel consuming energy converters, e.g. fuel cells; Mounting or construction of fuel tanks
    • B60K15/03—Fuel tanks
    • B60K2015/0321—Fuel tanks characterised by special sensors, the mounting thereof
    • B60K2015/03217—Fuel level sensors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K2360/00—Indexing scheme associated with groups B60K35/00 or B60K37/00 relating to details of instruments or dashboards
    • B60K2360/16—Type of output information
    • B60K2360/167—Vehicle dynamics information

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Transportation (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)

Abstract

The invention discloses a fuel supply system of a two-section crawler-type all-terrain armored vehicle, which has reasonable vehicle body weight distribution, has faults and can still keep continuous fuel supply under the condition of gradient road, and comprises a first fuel tank and a second fuel tank, wherein the first fuel tank is arranged in a front carriage, the second fuel tank is arranged in a rear carriage, the capacity of the second fuel tank is larger than that of the first fuel tank, the first fuel tank is provided with a first fuel tank fuel quantity sensor, two ends of the second fuel tank are respectively provided with a second fuel tank fuel quantity sensor I and a second fuel tank fuel quantity sensor II, the second fuel tank fuel quantity sensor I is arranged at one end of the second fuel tank close to the front carriage, one end of the second fuel tank close to the front carriage is connected with an oil suction pipe I, the other end of the second fuel tank is connected with an oil delivery pump II, the oil suction pipe I and the oil suction pipe II are connected with the first fuel tank, the first fuel tank is connected with the engine through an oil inlet pipeline.

Description

Fuel supply system of double-section crawler-type all-terrain armored vehicle
Technical Field
The invention relates to the field of fuel supply systems, in particular to a fuel supply system of a double-section crawler-type all-terrain armored car.
Background
Double-automobile-body crawler-type all-terrain vehicle, its good trafficability characteristic can freely shuttle in complicated topography such as mire, transection, hole, ice and snow wading, can provide incessant supply to the demand under the complex environment all-weather, because the environmental condition that double-automobile-body crawler-type all-terrain vehicle went, long distance fuel continuation of the journey mileage is indispensable, and adopt traditional single oil tank arrangement structure, arrange that the carriage is unfavorable for automobile body weight distribution in the front, arrange in case defeated oil pipe way breaks down in the back car, the vehicle can't exercise at once.
In order to solve the problems, a set of fuel supply system is designed for the double-body crawler type all-terrain vehicle, so that the weight distribution of the vehicle body can be reasonably arranged, the failure rate of vehicle driving parts is reduced, the driving stability and the controllability of the vehicle can be improved, the continuous fuel supply can be still maintained under the condition of gradient road, and the stable and reliable fuel supply can be provided for the long-distance driving of the vehicle.
Disclosure of Invention
In view of the above-mentioned drawbacks of the prior art, the object of the present invention is to: the fuel supply system of the two-section crawler-type all-terrain armored vehicle is reasonable in vehicle body weight distribution, breaks down and can still maintain continuous fuel supply under the condition of gradient road conditions.
In order to achieve the purpose, the invention provides the following technical scheme:
the fuel supply system of the two-section crawler-type all-terrain armored car comprises a first fuel tank and a second fuel tank, wherein the first fuel tank is arranged in a front carriage, the second fuel tank is arranged in a rear carriage, the capacity of the second fuel tank is larger than that of the first fuel tank, the first fuel tank is provided with a first fuel tank fuel quantity sensor, two ends of the second fuel tank are respectively provided with a second fuel tank fuel quantity sensor I and a second fuel tank fuel quantity sensor II, the second fuel tank fuel quantity sensor I is arranged at one end, close to the front carriage, of the second fuel tank, one end, close to the front carriage, of the second fuel tank is connected with an oil suction pipe I, the other end of the second fuel tank is connected with an oil delivery pump I, the oil suction pipe II is connected with an oil delivery pump II, one ends, far away from the second fuel tank, of the oil suction pipe I and the oil delivery pipe II are connected with one end of an oil delivery pipe through a three-way pipe, the other end of the oil delivery pipe is connected with the first fuel tank, and the first fuel tank is connected with an engine through an oil inlet pipeline;
still include automobile body controller, power and block terminal, automobile body controller with the block terminal is connected the power, the signal input part of block terminal is connected the signal output part of automobile body controller, the signal output part of block terminal is connected oil transfer pump I with oil transfer pump II, the signal input part of automobile body controller connects the signal output part of first oil tank fuel quantity sensor.
Further, advance the oil pipe way including advancing oil pipe II, hand oil pump, oil water separator and advancing oil pipe I that connect gradually, advance oil pipe II and connect first fuel tank, advance oil pipe I and connect the oil inlet of engine.
Furthermore, an oil return pipe is connected in parallel with one end, close to the first fuel tank, of the oil inlet pipe II, the oil return pipe is connected with an oil return port of the engine, and a one-way valve is arranged on the oil return pipe.
Furthermore, the gas vent of the second fuel tank is connected with a second breathing pipe, the gas vent of the first fuel tank is connected with a first breathing pipe, the first breathing pipe is connected with the second breathing pipe in parallel, and the connecting end of the first breathing pipe and the second breathing pipe is connected with a respirator.
Further, second oil tank fuel level sensor I includes fuel level sensor and sensor sleeve, the sensor sleeve is fixed to be set up in the second fuel tank, fuel level sensor set up in the sensor sleeve, sensor sleeve bottom is equipped with the round hole, second oil tank fuel level sensor II with second oil tank fuel level sensor I's structure is the same.
Further, still include combination meter, combination meter connects the power, combination meter's signal input part connects automobile body controller's signal output part, second oil tank fuel quantity sensor I with second oil tank fuel quantity sensor II's signal output part connects combination meter's signal input part.
Compared with the prior art, the invention has the following beneficial effects:
1. the method can reasonably distribute the weight of the vehicle, reduce the weight ratio of the front carriage, effectively prolong the service life of the vehicle chassis component, reduce the length of the related component part, increase the running stability and the controllability of the vehicle, and when the conveying and control system of the second fuel tank breaks down, the first fuel tank can still continuously provide fuel for the engine.
2. The second oil tank fuel quantity sensor I and the second oil tank fuel quantity sensor II are arranged in the direction of the head and the tail of the vehicle of the second fuel tank, and when the vehicle continuously ascends or descends the slope in a long distance, the change of the liquid level is detected, and the slope of the road surface is reflected, so that the vehicle body controller controls the fuel delivery amount of the fuel delivery pump I and the fuel delivery pump II, and the beneficial effects of ensuring the slope road condition, continuously supplying oil and preventing the fuel delivery pump from pumping empty are achieved.
3. And an independent dual-fuel pump is adopted, and the oil supply from the second fuel tank to the first fuel tank cannot be influenced when any one of the dual-fuel pumps fails.
Drawings
FIG. 1 is a schematic view of the overall structure;
FIG. 2 is a schematic view of a front and rear car layout;
fig. 3 is a schematic view of the second tank fuel level sensor I, II;
FIG. 4 is a control structure view;
fig. 5 is a schematic diagram of a control circuit.
In the figure, 1-an oil inlet pipe I, 2-an oil-water separator, 3-a manual oil pump, 4-an oil inlet pipe II, 5-a one-way valve, 6-an oil return pipe, 7-a first oil tank oil quantity sensor, 8-a first oil tank, 9-a first breathing pipe, 10-an oil delivery pipe, 11-a respirator, 12-a second breathing pipe, 13-an oil delivery pump I, 14-an oil delivery pump II, 15-an oil suction pipe I, 16-a second oil tank oil quantity sensor I, 17-a second oil tank, 18-an oil suction pipe II, 19-a second oil tank oil quantity sensor II, 20-an oil filling port, 21-a vehicle body controller, 22-an oil quantity sensor, 23-a sensor sleeve, 24-a vehicle power supply, 25-a power supply main switch and 26-a combination instrument, 27-distribution box.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to fig. 1-5, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. 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.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as being fixedly connected, integrally connected, or detachably connected; may be communication within two elements; they may be directly connected or indirectly connected through an intermediate, and those skilled in the art will understand the specific meaning of the above terms in the present invention in specific situations.
Two sections crawler-type all terrain armored car fuel oil feed system, including first fuel tank 8 and second fuel tank 17, first fuel tank 8 sets up in the carriage in the front, second fuel tank 17 sets up in the carriage in the back, the capacity of second fuel tank 17 is greater than the capacity of first fuel tank 8, first fuel tank 8 is provided with first oil tank fuel level sensor 7, second fuel tank 17 both ends are provided with second oil tank fuel level sensor I16 and second oil tank fuel level sensor II19 respectively, second oil tank fuel level sensor I16 sets up the one end that second fuel tank 17 is close to preceding carriage (being the locomotive), second oil tank fuel level sensor II19 sets up the one end that is close to the rear of a vehicle, the one end that second fuel tank 17 is close to preceding carriage is connected with oil suction pipe I15, and its other end is connected with oil suction pipe II18, oil suction pipe I15 is connected with fuel delivery pump I13, the oil suction pipe II18 is connected with an oil delivery pump II14, one ends of the oil suction pipe I15 and the oil suction pipe II18, which are far away from the second fuel tank 17, are connected with one end of an oil delivery pipe 10 through a three-way pipe, the other end of the oil delivery pipe 10 is connected with the first fuel tank 8, and the first fuel tank 8 is connected with an engine through an oil inlet pipeline;
still include automobile body controller 21, power 24 and block terminal 27, automobile body controller 21 with block terminal 27 is parallel connection power 24, power 24 are connected with power master switch 25, the signal input part of block terminal 27 is connected the signal output part of automobile body controller 21, the signal output part of block terminal 27 is connected oil transfer pump I13 with oil transfer pump II14, the signal input part of automobile body controller 21 connects the signal output part of first oil tank fuel quantity sensor 7.
The second fuel tank 17 as the main fuel tank stores the oil used by the whole vehicle, and is transported to the tee pipe through the oil suction pipe I15 and the oil suction pipe II18 at the two ends, the oil delivery pump I13 and the oil delivery pump II14, and finally transported to the first fuel tank 8 through the oil delivery pipe 10, the first fuel tank 8 further supplies the oil to the engine through the oil inlet pipeline, the small-capacity first fuel tank 8 and the large-capacity second fuel tank 17 are separately arranged at the front compartment and the rear compartment of the whole vehicle, the method can reasonably arrange the weight distribution of the vehicle, reduce the weight ratio of the front compartment, effectively increase the service life of the vehicle chassis components, reduce the length of the relevant components, increase the driving stability and the maneuverability of the vehicle, the capacity 530L of the second fuel tank 17, the capacity of the first fuel tank 8 is 70L, when the fuel delivery pipeline has mechanical failure, or the oil delivery pump I13 and the oil delivery pump II14 have mechanical failure at the same time, the first fuel tank 8 can be supplied to the whole vehicle to drive for about 70km, when the vehicle continuously ascends or descends, the liquid level in the second fuel tank 17 inclines, the second fuel tank oil quantity sensor I16 and the second fuel tank oil quantity sensor II19 which are arranged in the advancing direction of the vehicle detect the change of the liquid level, and further the road surface gradient is reflected, so that the vehicle body controller 21 controls the oil delivery quantity of the oil delivery pump I13 and the oil delivery pump II14, the vehicle body controller 21 controls the oil delivery pump I13 and the oil delivery pump II14 to realize single-pump oil supply or double-pump oil supply according to different oil quantity liquid level distribution in the fuel tank, the air suction is prevented, and the beneficial effects of ensuring the slope road condition and continuously supplying oil and preventing the fuel delivery pump from sucking air are achieved.
The real-time oil quantity of the first fuel tank 8 is acquired through the first fuel tank oil quantity sensor 7, when the oil level is lower than 25%, the vehicle body controller 21 provides a high level signal CS-07 to the distribution box 27, when the distribution box 27 acquires a CD-07 signal, MOS pipes K1 and K2 are conducted, the oil delivery pump I13 and the oil delivery pump II14 are controlled to work, and when the oil level is higher than 65%, the CS-07 signal is disconnected, and the oil delivery pump stops working.
When the first oil tank oil mass sensor 7 has an open circuit or short circuit fault, the automobile body controller 21 collects an engine rotating speed signal, the automobile body controller 21 provides a CS-07 high level signal of 60s to the distribution box 27, the oil delivery pumps I13 and II14 are controlled to work, then the automobile body controller stops for 300s, the oil supply time and the stop time are calculated through the average oil consumption of the automobile and the flow meter of the oil delivery pumps, and the oil supply is circulated, so that the long-term running of the engine can be ensured.
Further, advance oil pipe way including advancing oil pipe II4, hand oil pump 3, oil water separator 2 and advancing oil pipe I1 that connect gradually, advance oil pipe II4 and connect first fuel tank 8, advance oil pipe I1 and connect the oil inlet of engine.
Furthermore, one end of the oil inlet pipe II4, which is close to the first fuel tank 8, is connected in parallel with an oil return pipe 6, the oil return pipe 6 is connected with an oil return port of the engine, and the oil return pipe 6 is provided with a one-way valve 5.
The oil return opening of the engine is communicated with the first fuel tank 8 through the oil return pipe 6 to achieve an oil return function, the one-way valve 5 is arranged between the connecting end of the oil inlet pipe II4 and the oil return pipe 6 and the oil return opening of the engine, the one-way valve 5 plays a role in preventing backflow, and oil in the first fuel tank 8 sequentially enters the oil inlet of the engine through the oil inlet pipe II4, the manual oil pump 3, the oil-water separator 2 and the oil inlet pipe I1.
Further, a second breathing pipe 12 is connected to an exhaust port of the second fuel tank 17, a first breathing pipe 9 is connected to an exhaust port of the first fuel tank 8, the first breathing pipe 9 and the second breathing pipe 12 are connected in parallel, a respirator 11 is connected to a connecting end of the first breathing pipe and the second breathing pipe 12, and the respirator 11 is an automobile respirator in the prior art and keeps air pressure balance.
Further, second oil tank fuel quantity sensor I16 includes fuel quantity sensor 22 and sensor sleeve 23, sensor sleeve 23 is fixed to be set up in the second fuel tank 17, fuel quantity sensor 22 set up in the sensor sleeve 23, sensor sleeve 23 bottom is equipped with the round hole, second oil tank fuel quantity sensor II19 with second oil tank fuel quantity sensor I16's structure is the same.
The oil mass sensor 22 among sensor sleeve 23 and the prior art passes through bolted connection together, sensor sleeve 23 is inside will form a confined space, the bottom round hole communicates with each other with outside fluid, upper portion communicates with each other through exhaust hole and oil tank top, in the vehicle in-process of marcing, rocking of fluid in the oil tank will be conducted oil mass sensor 22 from sensor sleeve 23 bottom round hole through the change of fluid pressure power, and then the change of reaction liquid level, the intraductal only communicates with each other through exhaust hole and oil tank top, the exhaust hole is a choke hole, will play the stable effect to the change of intraductal fluid.
Further, the fuel oil level monitoring device further comprises a combination meter 26, the combination meter 26 is connected with the power supply 24, a signal input end of the combination meter 26 is connected with a signal output end of the vehicle body controller 21, signal output ends of the second tank fuel oil sensor I16 and the second tank fuel oil sensor II19 are connected with the signal input end of the combination meter 26 in parallel, and the combination meter 26 displays real-time fuel oil level information of the second fuel oil tank 17; when the oil level is below 1/4, an alarm function is issued.
The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, however, the present invention is not limited to the specific details of the embodiments in the above-described embodiments, and various simple modifications can be made to the technical solution of the present invention within the technical idea of the present invention, and these simple modifications are within the protective scope of the present invention. It should be noted that the various technical features described in the above embodiments can be combined in any suitable manner without contradiction, and the invention is not described in any way for the possible combinations in order to avoid unnecessary repetition. In addition, any combination of the various embodiments of the present invention is also possible, and the same should be considered as the disclosure of the present invention as long as it does not depart from the spirit of the present invention.

Claims (6)

1. The fuel supply system of the two-section crawler-type all-terrain armored car is characterized by comprising a first fuel tank (8) and a second fuel tank (17), wherein the first fuel tank (8) is arranged in a front compartment, the second fuel tank (17) is arranged in a rear compartment, the capacity of the second fuel tank (17) is larger than that of the first fuel tank (8), the first fuel tank (8) is provided with a first fuel tank fuel quantity sensor (7), two ends of the second fuel tank (17) are respectively provided with a second fuel tank fuel quantity sensor I (16) and a second fuel tank fuel quantity sensor II (19), the second fuel tank fuel quantity sensor I (16) is arranged at one end, close to the front compartment, of the second fuel tank (17), one end, close to the front compartment, of the second fuel tank (17) is connected with a fuel suction pipe I (15), and the other end of the second fuel tank is connected with a fuel pipe II (18), the fuel injection system is characterized in that the oil suction pipe I (15) is connected with an oil delivery pump I (13), the oil suction pipe II (18) is connected with an oil delivery pump II (14), one ends, far away from the second fuel tank (17), of the oil suction pipe I (15) and the oil suction pipe II (18) are connected with one end of an oil delivery pipe (10) through a three-way pipe, the other end of the oil delivery pipe (10) is connected with the first fuel tank (8), and the first fuel tank (8) is connected with an engine through an oil inlet pipeline;
still include automobile body controller (21), power (24) and block terminal (27), automobile body controller (21) with block terminal (27) are connected power (24), the signal input part of block terminal (27) is connected the signal output part of automobile body controller (21), the signal output part of block terminal (27) is connected oil transfer pump I (13) with oil transfer pump II (14), the signal input part of automobile body controller (21) is connected the signal output part of first oil tank fuel quantity sensor (7).
2. The fuel supply system of the two-section crawler-type all-terrain armored vehicle according to claim 1, wherein the fuel inlet pipeline comprises a fuel inlet pipe II (4), a manual pump (3), an oil-water separator (2) and a fuel inlet pipe I (1) which are sequentially connected, the fuel inlet pipe II (4) is connected with the first fuel tank (8), and the fuel inlet pipe I (1) is connected with the oil inlet of the engine.
3. The fuel supply system of the double-section crawler-type all-terrain armored vehicle according to claim 2, characterized in that one end of the fuel inlet pipe II (4) close to the first fuel tank (8) is connected with a fuel return pipe (6) in parallel, the fuel return pipe (6) is connected with a fuel return port of the engine, and a one-way valve (5) is arranged on the fuel return pipe (6).
4. A fuel supply system for a two-section crawler type all-terrain armored vehicle according to claim 1, wherein a second breathing pipe (12) is connected to the exhaust port of the second fuel tank (17), a first breathing pipe (9) is connected to the exhaust port of the first fuel tank (8), the first breathing pipe (9) and the second breathing pipe (12) are connected in parallel, and a respirator (11) is connected to the connection end of the first breathing pipe and the second breathing pipe.
5. The fuel supply system of the two-section crawler-type all-terrain armored vehicle of claim 1, characterized in that the second tank fuel quantity sensor I (16) comprises a fuel quantity sensor (22) and a sensor sleeve (23), the sensor sleeve (23) is fixedly arranged in the second fuel tank (17), the fuel quantity sensor (22) is arranged in the sensor sleeve (23), a round hole is formed in the bottom of the sensor sleeve (23), and the second tank fuel quantity sensor II (19) and the second tank fuel quantity sensor I (16) are identical in structure.
6. A two-section crawler type all-terrain armored vehicle fuel supply system according to claim 1, further comprising a combination meter (26), wherein the combination meter (26) is connected with the power supply (24), a signal input end of the combination meter (26) is connected with a signal output end of the vehicle body controller (21), and signal output ends of the second tank fuel quantity sensor I (16) and the second tank fuel quantity sensor II (19) are connected with a signal input end of the combination meter (26).
CN202110246074.3A 2021-03-05 2021-03-05 Fuel supply system of double-section crawler-type all-terrain armored vehicle Active CN113027649B (en)

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Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2264272A (en) * 1992-02-12 1993-08-25 Alec Sharples Vehicle fuel tank system switchable between different fuels.
JPH0732894A (en) * 1993-07-21 1995-02-03 Hitachi Ltd Fuel tank
JPH0921368A (en) * 1995-07-05 1997-01-21 Hitachi Ltd Fuel suction device for vehicle
CN205908399U (en) * 2016-06-07 2017-01-25 江西凯马百路佳客车有限公司 Parallelly connected fuel feed system of two oil tanks
CN109252993B (en) * 2018-09-17 2020-11-03 东风汽车集团有限公司 Gradient self-adaptive diesel engine oil supply system
CN209369963U (en) * 2018-12-13 2019-09-10 中国神华能源股份有限公司 A kind of self-bleeding truck fuel system
CN111878271A (en) * 2020-08-27 2020-11-03 哈尔滨北方防务装备股份有限公司 Fuel supply system for two-section crawler

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