CN114313032A - Trackless rubber-tyred car with two-way steering front axle - Google Patents
Trackless rubber-tyred car with two-way steering front axle Download PDFInfo
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- CN114313032A CN114313032A CN202210256209.9A CN202210256209A CN114313032A CN 114313032 A CN114313032 A CN 114313032A CN 202210256209 A CN202210256209 A CN 202210256209A CN 114313032 A CN114313032 A CN 114313032A
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Abstract
The invention belongs to the technical field of trackless rubber-tyred vehicles, and particularly relates to a trackless rubber-tyred vehicle with a bidirectional steering front axle. The invention can respectively control forward or backward driving and steering braking in the first cab and the second cab, and the driving braking of the steering front axle or the steering rear axle can be controlled by hand braking or foot braking, thereby ensuring the braking safety of the trackless rubber-tyred vehicle.
Description
Technical Field
The invention belongs to the technical field of trackless rubber-tyred vehicles, and particularly relates to a trackless rubber-tyred vehicle with a bidirectional steering front axle.
Background
The trackless rubber-tyred vehicle is applied to a mine roadway, and can not turn around due to the limitation of space, so that the conventional trackless rubber-tyred vehicle usually adopts that a cab is respectively arranged at the front and the rear of a vehicle body to solve the technical problem that the trackless rubber-tyred vehicle can run forwards or backwards without turning around. The trackless rubber-tyred vehicle has the following problems: because the trackless rubber-tyred vehicle only has a steering front axle, when the trackless rubber-tyred vehicle is driven by a rear cab of the vehicle, an operator is very inconvenient to drive. The conventional trackless rubber-tyred vehicle has a single braking mode, usually only uses foot braking, and if the foot braking fails, the probability of danger is greatly increased. And because the environment in the mine tunnel is very complicated, so have quite strict requirement standard to parameter such as temperature, humidity, gas concentration in the mine tunnel, and when the rubber-tyred car is in the mine tunnel, the above-mentioned parameter is because the driving of the rubber-tyred car of the trackless exceeds standard very easily, thus has increased the probability of danger greatly.
Disclosure of Invention
Aiming at the technical problems, the invention provides the trackless rubber-tyred vehicle with the bidirectional steering front axle, which has the advantages of convenient driving, high control system efficiency and good parameter early warning effect.
In order to solve the technical problems, the invention adopts the technical scheme that:
the utility model provides a trackless rubber-tyred car with two-way steering front axle, includes first driver's cabin, second driver's cabin, carriage, front and back steering axle assembly, first driver's cabin and second driver's cabin set up the both ends at the carriage respectively, front and back steering axle assembly sets up the bottom at the carriage, all be provided with the steering wheel in first driver's cabin and the second driver's cabin, the steering wheel of first driver's cabin and second driver's cabin is connected with front and back steering axle assembly respectively, be provided with hydraulic braking system in first driver's cabin and the second driver's cabin, hydraulic braking system is connected with front and back steering axle assembly, be provided with electric control system in the first driver's cabin, electric control system is connected with generator and throttle respectively.
The front and rear steering axle assembly comprises a steering front axle, a front transmission shaft, a hydraulic torque converter, a rear transmission shaft and a steering rear axle, wherein the steering front axle is connected with the hydraulic torque converter through the front transmission shaft, the hydraulic torque converter is connected with the steering rear axle through the rear transmission shaft, the steering front axle and the steering rear axle are connected with a hydraulic braking system, the steering front axle is connected with a steering wheel in a first cab, and the steering rear axle is connected with a steering wheel in a second cab.
The hydraulic braking system comprises an energy accumulator, a first hand brake valve, a first foot brake valve, a second hand brake valve, a second foot brake valve and a central brake, wherein the energy accumulator is connected with the first foot brake valve through the first hand brake valve, the first foot brake valve is connected with the second foot brake valve through the second hand brake valve, the second foot brake valve is connected with a steering front axle and a steering rear axle, and the energy accumulator is connected with the central brake.
The hydraulic braking system further comprises a liquid filling valve, a double-inlet and double-outlet hydraulic pump, a steering gear, a lifting valve, steering oil cylinders, an on-off valve, an oil return reversing valve and a lifting oil cylinder, wherein the liquid filling valve is connected with the two steering gears through the double-inlet and double-outlet hydraulic pump, the two steering gears are respectively connected with the two steering oil cylinders, the two steering oil cylinders are respectively connected with the two steering gears through the two on-off valves, the two steering gears are connected to the oil return reversing valve, the oil return reversing valve is connected with the lifting valve, the lifting valve is connected with the lifting oil cylinder, the liquid filling valve is respectively connected with a steering front axle and a steering rear axle, the liquid filling valve, the steering front axle and the steering rear axle are provided with manual release pumps, an oil pressure gauge is connected to an energy accumulator, and an emergency braking operation valve is arranged between the energy accumulator and a central brake.
The two steering oil cylinders are respectively connected with the steering front axle and the steering rear axle, the lifting oil cylinder is installed at the bottom of the carriage, the first hand brake valve and the first foot brake valve are both arranged in the first cab, and the second hand brake valve and the second foot brake valve are both arranged in the second cab.
The electric control system comprises a mine explosion-proof lithium ion storage battery power supply, a control box, a starter, a protection device, a fuel injection electric control device, a communication cable, a flexible cable, an electronic horn and an LED lighting signal lamp, the mine explosion-proof lithium ion storage battery power supply is electrically connected with a generator, the mine explosion-proof lithium ion storage battery power supply is electrically connected with the control box, the control box is respectively electrically connected with the starter and the LED lighting signal lamp, the control box is respectively electrically connected with the protection device and the fuel injection electric control device through the communication cable, the LED lighting signal lamp is electrically connected with the electronic horn through the flexible cable, and the electronic horn is connected with the control box.
Protection device includes electrical source controller, protection device host computer, methane sensor, oil pressure sensor, quick-witted table temperature sensor, tail gas temperature sensor, water tank temperature sensor, level sensor, electrical source controller includes this ampere of chamber and explosion-proof chamber, this ampere of chamber is connected with explosion-proof chamber, electrical source controller's explosion-proof chamber passes through communication cable and is connected with control box, fuel injection electrically controlled device respectively, electrical source controller's this ampere of chamber is connected with the protection device host computer, the protection device host computer respectively with methane sensor, oil pressure sensor, quick-witted table temperature sensor, tail gas temperature sensor, water tank temperature sensor, level sensor electric connection.
The fuel injection electric control device comprises a fuel injection electric control device host, an oil injection pump, a high-pressure fuel pump, a temperature sensor, a rail pressure sensor, a camshaft rotating speed sensor, a crankshaft rotating speed sensor, an air inlet temperature pressure sensor and an accelerator position sensor, wherein the fuel injection electric control device host comprises a body part and a controller part, the body part of the fuel injection electric control device host is connected with the controller part, the controller part of the fuel injection electric control device host is respectively and electrically connected with the oil injection pump, the high-pressure fuel pump, the temperature sensor, the rail pressure sensor, the camshaft rotating speed sensor, the crankshaft rotating speed sensor and the air inlet temperature pressure sensor, the body part of the fuel injection electric control device host is respectively connected with a control box and an explosion-proof cavity of an electric power controller through communication cables, and the body part of the fuel injection electric control device host is electrically connected with an accelerator position sensor, the throttle position sensor is installed on a throttle, the temperature sensor is installed on an engine water channel of the diesel engine, the rail pressure sensor is installed on a high-pressure common rail of the diesel engine, the camshaft rotating speed sensor is installed on a timing shell of the diesel engine, the crankshaft rotating speed sensor is installed on a flywheel shell of the diesel engine, the air inlet temperature and pressure sensor is installed at an air inlet pipe of the diesel engine, and the oil injection pump is installed on a cylinder cover of the diesel engine.
The methane sensor is installed at the front end of the carriage, the tail gas temperature sensor is installed at the tail gas discharge port of the diesel engine, the oil pressure sensor is installed on the diesel engine, the meter temperature sensor is installed on the shell of the diesel engine, the water tank temperature sensor is installed on the diesel engine, and the water level sensor is installed inside the water replenishing tank.
The mining explosion-proof control button is connected between the control box and the starter, and the electronic horn is electrically connected with a button switch for an intrinsic safety circuit.
Compared with the prior art, the invention has the following beneficial effects:
the invention can respectively control forward or backward driving and steering braking in the first cab and the second cab, and the driving braking of the steering front axle or the steering rear axle can be controlled by hand braking or foot braking, thereby realizing rapid braking in the driving process, ensuring the braking safety of the trackless rubber-tyred vehicle and providing safety guarantee for emergency danger-avoiding braking. When the sensor in the protection device provided by the invention monitors that the parameters reach the indexes, the whole vehicle is automatically stopped within 1 minute, so that the operation personnel are protected, and the risk is avoided.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
The structures, ratios, sizes, and the like shown in the present specification are only used for matching with the contents disclosed in the specification, so that those skilled in the art can understand and read the present invention, and do not limit the conditions for implementing the present invention, so that the present invention has no technical significance, and any structural modifications, changes in the ratio relationship, or adjustments of the sizes, without affecting the functions and purposes of the present invention, should still fall within the scope of the present invention.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is another schematic structural view of the present invention;
FIG. 3 is a schematic structural view of the hydraulic brake system of the present invention;
fig. 4 is a schematic structural diagram of the electrical control system of the present invention.
Wherein: 1 is a first cab, 2 is a second cab, 3 is a carriage, 4 is a front and rear steering axle assembly, 5 is a steering wheel, 6 is a hydraulic brake system, 7 is an electric control system, 8 is a generator, 9 is an accelerator, 401 is a steering front axle, 402 is a front transmission shaft, 403 is a hydraulic torque converter, 404 is a rear transmission shaft, 405 is a steering rear axle, 601 is an accumulator, 602 is a first manual brake valve, 603 is a first foot brake valve, 604 is a second manual brake valve, 605 is a second foot brake valve, 606 is an emergency brake operating valve, 608 is a central brake, 609 is a charging valve, 610 is a double-inlet and double-outlet hydraulic pump, 612 is a steering gear, 613 is a lift valve, 614 is a steering cylinder, 615 is an on-off valve, 616 is an oil return reversing valve, 617 is a lift cylinder, 618 is a manual release pump, 619 is an oil pressure meter, 701 is a mining explosion-proof lithium ion power supply, 702 is a control box, 703 is a starter, 704 is a protection device, 705 is a fuel injection electric control device, 706 is a communication cable, 707 is a flexible cable, 708 is an electronic horn, 709 is an LED lighting signal lamp, 7041 is a power supply controller, 7042 is a protection device host, 7043 is a methane sensor, 7044 is an oil pressure sensor, 7045 is a meter temperature sensor, 7046 is a tail gas temperature sensor, 7047 is a water tank temperature sensor, 7048 is a water level sensor, 7051 is a fuel injection electric control device host, 7052 is an oil injection pump, 7053 is a high-pressure fuel pump, 7054 is a temperature sensor, 7055 is a rail pressure sensor, 7056 is a camshaft revolution speed sensor, 7057 is a crankshaft revolution speed sensor, 7058 is an air inlet temperature pressure sensor, 7059 is an accelerator position sensor, 710 is a mining explosion-proof control button, and 711 is a button switch for an intrinsic safety circuit.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer and more complete, the technical solutions in the embodiments of the present invention will be described below, obviously, the described embodiments are only a part of the embodiments of the present application, but not all embodiments, and the description is only for further explaining the features and advantages of the present invention, and not for limiting the claims 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 application.
The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless otherwise specified.
Throughout the description of the present application, it is to be noted that, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.
As shown in fig. 1 and 2, the two ends of the carriage 3 of the present invention are respectively provided with a first cab 1 and a second cab 2, a trackless rubber-tyred vehicle can be driven through the first cab 1 and the second cab 2, and a steering front axle 401 or a steering rear axle 405 of a front and rear steering axle assembly 4 can be controlled to steer through a steering wheel 5 in both the first cab 1 and the second cab 2, in the present embodiment, the vehicle travels forward in the traveling direction of the first cab 1 and backward in the second cab 2. And the first cab 1 and the second cab 2 each have a hydraulic brake system 6 that can control forward or backward travel and steering braking, respectively. And the electric control system 7 in the first cab 1 can monitor various parameters of the trackless rubber-tyred vehicle in real time and send out an alarm when the parameters are abnormal.
As shown in fig. 3, two oil pipes are connected to the oil outlet from the hydraulic oil tank, two oil pipes are arranged on the oil outlet, one oil pipe is connected with a liquid charging valve 609 of the invention, the secondary liquid charging valve 609 is respectively connected with a first manual brake valve 602, a first foot brake valve 603, a second manual brake valve 604 and a second foot brake valve 605, and the braking of the steering front axle 401 and the steering rear axle 405 is controlled by the first foot brake valve 603 and the first manual brake valve 602 in the first cab 1; in the second cab 2, the steering front axle 401 and the steering rear axle 405 are subjected to running braking through a second hand brake valve 604 and a second foot brake valve 605, and the running braking of the steering front axle 401 and the steering rear axle 405 can be controlled through hand braking or foot braking, so that the braking safety of the trackless rubber-tyred vehicle is guaranteed. And a central brake 608 is arranged on the accumulator 601, and the switch of the whole hydraulic brake system can be controlled by the central brake 608. The other oil pipe controls the two steering oil cylinders 614 through the double-in double-out hydraulic pump 610 respectively, so that power is provided for the steering front axle 401 or the steering rear axle 405 through the two steering oil cylinders 614 respectively, a steering gear 612 between the double-in double-out hydraulic pump 610 and the two steering oil cylinders 614 is used for changing the direction of force, a driver can achieve large steering force control through the double-in double-out hydraulic pump 610 and the steering oil cylinders 614 with small control force, and the double-in double-out hydraulic pump is safe and reliable in performance, light and flexible in control. Two on-off valves 615 respectively control the turning-off of the oil passages of the two steering cylinders 614. The lift cylinder 617 is controlled by the return oil direction valve 616 and the lift valve 613, so as to control the lifting of the car. An oil pressure gauge 619 on the accumulator 601 can display the oil pressure condition in real time. The manual pump 618 that relieves can not use at ordinary times, when the trackless rubber-tyred car breaks down, the trackless rubber-tyred car locking under the condition of no pressure, through the manual pump 618 of relieving, beat into go the pressure and relieve the trackless rubber-tyred car after and just can remove, otherwise the trackless rubber-tyred car can't remove.
As shown in fig. 4, a mining explosion-proof lithium ion battery power supply 701 of an electrical control system 7 is charged by a generator 8 in a trackless rubber-tyred vehicle, the mining explosion-proof lithium ion battery power supply 701 supplies energy to the whole electrical control system 7, and a starter 703 converts electric energy of the mining explosion-proof lithium ion battery power supply 701 into mechanical energy to drive an engine flywheel to rotate so as to start the engine. The switch-off of the starter 703 is controlled by a mining explosion-proof control button 710. The protection device 704 and the fuel injection electric control device 705 respectively monitor various parameters of the trackless rubber-tyred vehicle. The electronic horn 708 is controlled to turn off by the intrinsically safe circuit with a push button switch 711.
Furthermore, the intrinsic safety cavity and the explosion-proof cavity are arranged in the power controller 7041 of the protection device 704, so that the protection device 7042 can be effectively isolated and protected. The methane sensor 7043 of the protection device 704 monitors the gas concentration outside the whole vehicle, the tail gas temperature sensor 7046 detects the temperature of a tail gas discharge port of the diesel engine, the oil pressure sensor 7044 monitors the oil pressure of the diesel engine, the meter temperature sensor 7045 monitors the temperature on a shell of the diesel engine, the water tank temperature sensor 7047 monitors the temperature of the diesel engine, and the water level sensor 7048 monitors the water level height of the water replenishing tank.
In this embodiment, the indexes of the parameters monitored by the protection device 704 are:
a) the exhaust temperature (68 +/-2) DEG C;
b) the surface temperature of the machine body is 148 +/-2 ℃;
c) the temperature of cooling water is (98 +/-2) DEG C;
d) the water level of the waste gas purification box is lower than 150 mm;
e) the engine oil pressure is as low as (0.06 +/-0.02) Mpa;
f) when the gas concentration reaches 1% (the gas concentration in coal (rock) and gas outburst mines and gas spraying areas reaches 0.5%).
When the sensors in the protection device 704 monitor that the parameters exceed the above-mentioned indexes, the protection device main unit 7042 gives out an audible and visual alarm, and the whole vehicle is automatically stopped within 1 minute.
Further, an accelerator position sensor 7059 of the fuel injection electronic control device 705 monitors the position of the accelerator 9, a temperature sensor 7054 monitors the temperature on an engine water passage of the diesel engine, a rail pressure sensor 7055 monitors the rail pressure on a high-pressure common rail of the diesel engine, a camshaft rotation speed sensor 7056 monitors the rotation speed of a timer of the diesel engine, a crankshaft rotation speed sensor 7057 monitors the rotation speed of a flywheel of the diesel engine, and an intake air temperature pressure sensor 7058 monitors the temperature and the pressure at an intake pipe of the diesel engine.
Although only the preferred embodiments of the present invention have been described in detail, the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art, and all changes are encompassed in the scope of the present invention.
Claims (10)
1. The utility model provides a trackless rubber-tyred car with two-way steering front axle which characterized in that: comprises a first cab (1), a second cab (2), a carriage (3) and a front and rear steering axle assembly (4), the first cab (1) and the second cab (2) are respectively arranged at two ends of the carriage (3), the front and rear steering axle assembly (4) is arranged at the bottom of the carriage (3), steering wheels (5) are arranged in the first cab (1) and the second cab (2), steering wheels (5) of the first cab (1) and the second cab (2) are respectively connected with a front steering axle assembly and a rear steering axle assembly (4), a hydraulic brake system (6) is arranged in the first cab (1) and the second cab (2), the hydraulic braking system (6) is connected with the front and rear steering axle assemblies (4), an electric control system (7) is arranged in the first cab (1), and the electric control system (7) is connected with a generator (8) and an accelerator (9) respectively.
2. A trackless rubber-tyred vehicle with a bidirectional steering front axle according to claim 1, characterized in that: the front and rear steering axle assembly (4) comprises a steering front axle (401), a front transmission shaft (402), a hydraulic torque converter (403), a rear transmission shaft (404) and a steering rear axle (405), wherein the steering front axle (401) is connected with the hydraulic torque converter (403) through the front transmission shaft (402), the hydraulic torque converter (403) is connected with the steering rear axle (405) through the rear transmission shaft (404), the steering front axle (401) and the steering rear axle (405) are connected with a hydraulic braking system (6), the steering front axle (401) is connected with a steering wheel (5) in a first cab (1), and the steering rear axle (405) is connected with a steering wheel (5) in a second cab (2).
3. A trackless rubber-tyred vehicle with a bidirectional steering front axle according to claim 1, characterized in that: the hydraulic brake system (6) comprises an energy accumulator (601), a first hand brake valve (602), a first foot brake valve (603), a second hand brake valve (604), a second foot brake valve (605) and a central brake (608), wherein the energy accumulator (601) is connected with the first foot brake valve (603) through the first hand brake valve (602), the first foot brake valve (603) is connected with the second foot brake valve (605) through the second hand brake valve (604), the second foot brake valve (605) is connected with a steering front axle (401) and a steering rear axle (405), and the energy accumulator (601) is connected with the central brake (608).
4. A trackless rubber-tyred vehicle with a bidirectional steering front axle according to claim 3, characterized in that: the hydraulic brake system (6) further comprises a liquid filling valve (609), a double-inlet and double-outlet hydraulic pump (610), two steering gears (612), a lifting valve (613), steering oil cylinders (614), an on-off valve (615), an oil return reversing valve (616) and a lifting oil cylinder (617), wherein the liquid filling valve (609) is connected with the two steering gears (612) through the double-inlet and double-outlet hydraulic pump (610), the two steering gears (612) are respectively connected with the two steering oil cylinders (614), the two steering oil cylinders (614) are respectively connected with the two steering gears (612) through the two on-off valves (615), the two steering gears (612) are both connected onto the oil return reversing valve (616), the oil return reversing valve (616) is connected with the lifting valve (613), the lifting valve (613) is connected with the lifting oil cylinder (617), and the liquid filling valve (609) is respectively connected with a steering front axle (401) and a steering rear axle (405), the hydraulic charging valve (609) and the steering front axle (401) and the steering rear axle (405) are provided with a manual release pump (618), the energy accumulator (601) is connected with an oil pressure gauge (619), and an emergency brake operation valve (606) is arranged between the energy accumulator (601) and the central brake (608).
5. A trackless rubber-tyred vehicle with a bidirectional steering front axle according to claim 4, characterized in that: the two steering oil cylinders (614) are respectively connected with a steering front axle (401) and a steering rear axle (405), the lifting oil cylinder (617) is installed at the bottom of a carriage (3), the first hand brake valve (602) and the first foot brake valve (603) are both arranged in the first cab (1), and the second hand brake valve (604) and the second foot brake valve (605) are both arranged in the second cab (2).
6. A trackless rubber-tyred vehicle with a bidirectional steering front axle according to claim 1, characterized in that: the electrical control system (7) comprises a mining explosion-proof lithium ion storage battery power supply (701), a control box (702), a starter (703), a protection device (704), a fuel injection electric control device (705), a communication cable (706), a flexible cable (707), an electronic horn (708) and an LED illumination signal lamp (709), the mining explosion-proof lithium ion storage battery power supply (701) is electrically connected with a generator (8), the mining explosion-proof lithium ion storage battery power supply (701) is electrically connected with the control box (702), the control box (702) is respectively electrically connected with the starter (703) and the LED illumination signal lamp (709), the control box (702) is respectively electrically connected with the protection device (704) and the fuel injection electric control device (704) through the communication cable (706), and the LED illumination signal lamp (709) is electrically connected with the electronic horn (708) through the flexible cable (707), the electronic horn (708) is connected with the control box (702).
7. The trackless rubber-tyred vehicle with a bidirectional steering front axle of claim 6, characterized in that: protection device (704) includes power supply controller (7041), protection device host computer (7042), methane sensor (7043), oil pressure sensor (7044), quick-witted table temperature sensor (7045), tail gas temperature sensor (7046), water tank temperature sensor (7047), level sensor (7048), power supply controller (7041) is including this ampere of chamber and explosion-proof chamber, this ampere of chamber is connected with explosion-proof chamber, the explosion-proof chamber of power supply controller (7041) passes through communication cable (706) and is connected with control box (702), fuel injection electrically controlled device (705) respectively, the this ampere of chamber of power supply controller (7041) is connected with protection device host computer (7042), protection device host computer (7042) respectively with methane sensor (7043), oil pressure sensor (7044), quick-witted table temperature sensor (7045), tail gas temperature sensor (7046), water tank temperature sensor (7047), The water level sensor (7048) is electrically connected.
8. The trackless rubber-tyred vehicle with a bidirectional steering front axle of claim 7, characterized in that: the fuel injection electric control device (705) comprises a fuel injection electric control device host (7051), a fuel injection pump (7052), a high-pressure fuel pump (7053), a temperature sensor (7054), a rail pressure sensor (7055), a camshaft rotating speed sensor (7056), a crankshaft rotating speed sensor (7057), an air inlet temperature pressure sensor (7058) and an accelerator position sensor (7059), wherein the fuel injection electric control device host (7051) comprises a body part and a controller part, the body part of the fuel injection electric control device host (7051) is connected with the controller part, the controller part of the fuel injection electric control device host (7051) is respectively and electrically connected with the fuel injection pump (7052), the high-pressure fuel pump (7053), the temperature sensor (7054), the rail pressure sensor (7055), the camshaft rotating speed sensor (7056), the crankshaft rotating speed sensor (7057) and the air inlet temperature pressure sensor (7058), the engine body part of the fuel injection electric control device host (7051) is connected with explosion-proof cavities of the control box (702) and the power controller (7041) through communication cables (706), the engine body part of the fuel injection electric control device host (7051) is electrically connected with an accelerator position sensor (7059), the accelerator position sensor (7059) is installed on an accelerator (9), a temperature sensor (7054) is installed on an engine water channel of the diesel engine, a rail pressure sensor (7055) is installed on a high-pressure common rail of the diesel engine, a camshaft rotating speed sensor (7056) is installed on a timing shell of the diesel engine, a crankshaft rotating speed sensor (7057) is installed on a flywheel shell of the diesel engine, an air inlet temperature pressure sensor (7058) is installed at an air inlet pipe of the diesel engine, and an oil injection pump (7052) is installed on a cylinder cover of the diesel engine.
9. The trackless rubber-tyred vehicle with a bidirectional steering front axle of claim 7, characterized in that: the front end at carriage (3) is installed in methane sensor (7043), tail gas temperature sensor (7046) is installed in the exhaust emission mouth department of diesel engine, oil pressure sensor (7044) is installed on the diesel engine, machine table temperature sensor (7045) is installed on the shell of diesel engine, water tank temperature sensor (7047) is installed on the diesel engine, water level sensor (7048) is installed in the inside of moisturizing case.
10. The trackless rubber-tyred vehicle with a bidirectional steering front axle of claim 6, characterized in that: a mining explosion-proof control button (710) is connected between the control box (702) and the starter (703), and the electronic horn (708) is electrically connected with a button switch (711) for an intrinsic safety circuit.
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| CN202210256209.9A CN114313032B (en) | 2022-03-16 | 2022-03-16 | Trackless rubber-tyred car with two-way steering front axle |
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| CN202210256209.9A CN114313032B (en) | 2022-03-16 | 2022-03-16 | Trackless rubber-tyred car with two-way steering front axle |
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