CN111546882A - Road-rail dual-purpose six-wheel-drive traction locomotive and traction method - Google Patents
Road-rail dual-purpose six-wheel-drive traction locomotive and traction method Download PDFInfo
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- CN111546882A CN111546882A CN202010511591.4A CN202010511591A CN111546882A CN 111546882 A CN111546882 A CN 111546882A CN 202010511591 A CN202010511591 A CN 202010511591A CN 111546882 A CN111546882 A CN 111546882A
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- 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
- B60K17/00—Arrangement or mounting of transmissions in vehicles
- B60K17/34—Arrangement or mounting of transmissions in vehicles for driving both front and rear wheels, e.g. four wheel drive vehicles
- B60K17/344—Arrangement or mounting of transmissions in vehicles for driving both front and rear wheels, e.g. four wheel drive vehicles having a transfer gear
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60F—VEHICLES FOR USE BOTH ON RAIL AND ON ROAD; AMPHIBIOUS OR LIKE VEHICLES; CONVERTIBLE VEHICLES
- B60F1/00—Vehicles for use both on rail and on road; Conversions therefor
- B60F1/005—Vehicles for use both on rail and on road; Conversions therefor with guiding elements keeping the road wheels on the rails
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R1/00—Optical viewing arrangements; Real-time viewing arrangements for drivers or passengers using optical image capturing systems, e.g. cameras or video systems specially adapted for use in or on vehicles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61F—RAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES OR ARRANGEMENTS OF WHEEL AXLES; RAIL VEHICLES FOR USE ON TRACKS OF DIFFERENT WIDTH; PREVENTING DERAILING OF RAIL VEHICLES; WHEEL GUARDS, OBSTRUCTION REMOVERS OR THE LIKE FOR RAIL VEHICLES
- B61F9/00—Rail vehicles characterised by means for preventing derailing, e.g. by use of guide wheels
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
- H04N7/181—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast for receiving images from a plurality of remote sources
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R2300/00—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle
- B60R2300/80—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle characterised by the intended use of the viewing arrangement
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Abstract
The invention belongs to the technical field of highway and railway dual-purpose traction locomotives, and particularly relates to a highway and railway dual-purpose six-wheel drive traction locomotive and a traction method, which comprise a six-wheel drive transmission device, a braking device, a balancing device, a guide wheel lifting device and a working video system, wherein the highway and railway dual-purpose six-wheel drive traction locomotive provided by the invention can realize six-wheel drive of the highway and railway dual-purpose traction locomotive, increases the friction area with a steel rail and the ground, increases the friction force with the steel rail and the ground, and improves the traction capacity under the condition of unchanged engine power; the passing capacity of the highway and railway dual-purpose traction locomotive on a severe road surface can be increased, and the escaping capacity, the climbing capacity and the stability on a wet and slippery road surface are enhanced, so that a better traction effect is realized.
Description
Technical Field
The invention belongs to the technical field of highway and railway dual-purpose traction locomotives, and particularly relates to a highway and railway dual-purpose six-wheel drive traction locomotive and a traction method.
Background
A highway-railway dual-purpose tractor series product is widely applied to special railway lines such as electric power, metallurgy, chemical engineering, building materials, ports, logistics, small goods yards and the like, and production and construction units of railway station sections, locomotive service sections, motor train sections, subways and engineering bureaus, replaces the traditional traction mode, and has a brand new design concept which makes some users surprise and exceed the value.
The running road surface of the road-railway dual-purpose traction locomotive has the conditions of bumpiness, multiple slopes, wet and slippery ground with organic oil or rain, snow, multiple bends and the like, the working environment is severe, the current road-railway dual-purpose traction locomotive is driven by two wheels or four wheels, and the situations of slipping, being trapped and unable to pass through barriers, poor climbing capability and the like often occur when the road surface runs; in addition, the contact friction area between the two-wheel drive or four-wheel drive road and rail tractor is small, the friction force is small, the capability of the engine can not be fully exerted, and the traction capability is not favorably improved.
The traveling support mechanism of the domestic track tractor generally adopts a bogie structure, the bogie directly bears the dead weight and the load of a vehicle body, the vehicle is guided to run along a track, and the vehicle body can rotate for a certain angle in the horizontal plane relatively, so that the vehicle can turn smoothly, and the buffering vibration damper is arranged, so that the vibration impact generated when the vehicle runs can be relieved, and the track unevenness at two sides can be adapted. But the bogie has complex structure, large volume and high cost, and is not suitable for a low-speed rail traction device.
The cab of the highway and railway dual-purpose locomotive is positioned in the middle, a driver in the cab can only observe the running conditions of the front and the rear of the locomotive by depending on windows on two sides of the cab, when the highway and railway dual-purpose traction locomotive is developed to six-wheel drive and eight-wheel drive from two-wheel drive/four-wheel drive, the length of the locomotive is increasingly large, the driver in the cab can observe and put down the guide wheels more and more difficultly, and the operation method has great potential safety hazard, can cause serious accidents such as derailment and rollover of the locomotive, and causes serious casualties; for safety, the driver's cab crew needs to get off the vehicle to the guide wheel for observation and confirmation after the cab operation, and then return to the cab operation, and the operation can be completed by repeating the operation for several times.
Disclosure of Invention
Aiming at the problems, the invention provides a road-rail dual-purpose six-wheel-drive traction locomotive and a traction method.
In order to achieve the purpose, the invention adopts the technical scheme that: a road-rail dual-purpose six-wheel-drive traction locomotive comprises a front frame, a rear frame, a transmission device, a braking device, a balancing device, a guide wheel lifting device and a work video system, wherein the front frame and the rear frame are hinged by a hinge pin shaft; the transfer device II is arranged between the transfer device I and the middle wheel, the input shaft of the transfer device II is a rear transmission shaft, the output shaft of the transfer device II is a transmission shaft III and a transmission shaft IV, and the transmission shaft III and the transmission shaft IV both transmit backwards; the end, far away from the transfer device, of each of the front transmission shaft, the third transmission shaft and the fourth transmission shaft is connected with a differential, the differential is connected with a wheel-side speed reducer through a half shaft, and universal joints are arranged on the front transmission shaft, the rear transmission shaft, the third transmission shaft and the fourth transmission shaft;
the balancing device is a double-swing-frame balancing device above a rear frame drive axle and comprises a swing frame and a swing frame; the swinging frame comprises two pairs of transverse plates which are parallel to each other, a transverse swinging hole is formed between each pair of transverse plates, and a pin shaft hole is formed in the middle of each transverse plate; the swing frame comprises two transverse swing plates and two bottom fixing plates, the transverse swing plates are parallel to each other, pin shaft holes are formed in the middle of the transverse swing plates, the bottom fixing plates are located at two transverse ends of the transverse swing plates, and the transverse swing plates are fixedly connected with the bottom fixing plates; the two bottom fixing plates are respectively and fixedly connected with the upper surfaces of the two transverse ends of the drive axle housing, the transverse swinging plate is positioned in the transverse swinging hole, and a pin shaft hole in the middle of the transverse swinging plate is aligned with a pair of transverse plate middle pin shaft holes on the two longitudinal sides and is movably connected by a pin shaft; the transverse plates are perpendicular to the inner surface of the rear frame and are fixedly connected with the inner surface of the rear frame, and the two pairs of transverse plates are respectively positioned above the two longitudinal sides of the drive axle housing; the transverse span of the horizontal swinging plate is larger than the length of the transverse plate; when the driving axle housing is horizontal, the bevel edges on two sides of the transverse swinging plate are not contacted with the rear frame.
Preferably, the brake device is a straight-through air brake device, and comprises an air compressor, a main air reservoir, a brake pipe, a brake valve and brake cylinders of all carriages, wherein the air compressor is arranged at the upper part of the front frame.
Preferably, the working video system comprises a computer host, a display screen, a system power supply, a video acquisition card and at least six infrared color cameras, wherein the six infrared color cameras are a front guide wheel one camera, a front guide wheel two camera, a rear guide wheel one camera, a rear guide wheel two camera, a front coupler camera and a rear coupler camera respectively; the output of the infrared color camera is transmitted to a computer host through the video acquisition card, the computer host is externally connected with a display screen, and the display screen and the computer host are arranged in a cab of the traction locomotive.
Preferably, the guide wheel lifting device comprises a front guide wheel, a rear guide wheel, an axle, a lifting arm and a hydraulic cylinder, wherein a sleeve is fixedly connected to the outer part of the part, between the guide wheels, of the axle, the sleeve is in a rectangular tube shape, and the outer surface of the axle is tangent to the inner surface of the sleeve; the lifting arm is provided with a bearing frame, and the bearing frame can be matched with the sleeve; the lifting arm is arranged in the guide frame and can slide up and down in the guide frame, and pin holes are formed in the upper ends of the guide frame and the lifting arm.
Preferably, the transfer device is a gearbox with an output shaft extending forwards and backwards simultaneously; the engine is connected with the torque converter, and one end, far away from the engine, of the torque converter is connected with the first transfer device.
Preferably, the second transfer device is a transfer case.
Preferably, the differential and the final drive form an assembly.
Preferably, the solid flat tire on the front wheel, the middle wheel and the rear wheel is further included, the solid flat tire comprises a rim contact surface and an outer tread, the longitudinal sections of the rim contact surface and the outer tread are both circular, the outer tread comprises an outer tread, an inner tread and a longitudinal groove, and the inner tread is composed of a straight running friction surface and a turning friction surface; the tread is free of tread patterns other than the longitudinal grooves.
When the road and railway dual-purpose six-wheel drive traction locomotive is used for traction on a steel rail, solid plane tires of a front wheel, a middle wheel and a rear wheel are in frictional contact with the surface of the steel rail; when the road-railway dual-purpose six-wheel drive traction locomotive is towed on a road surface, the four-wheel drive and the six-wheel drive can be switched by controlling the transfer device II; the road and railway dual-purpose six-wheel-drive traction locomotive realizes two-stage speed reduction of wheels by utilizing the main speed reducer and the wheel-side speed reducer; double-swing-frame balancing devices are arranged above the rear frame driving axle of the highway and railway dual-purpose six-wheel drive traction locomotive, and the double-swing-frame balancing devices are utilized to keep balance in the traction process; the road-rail dual-purpose six-wheel drive traction locomotive can utilize a working video system to adjust a front guide wheel and a rear guide wheel.
Compared with the prior art, the invention has the advantages and positive effects that: the invention provides a highway and railway dual-purpose six-wheel-drive traction locomotive and a traction method, wherein (1) six-wheel drive of the highway and railway dual-purpose traction locomotive can be realized, the friction area between the highway and railway dual-purpose traction locomotive and a steel rail/ground is increased, and the friction force between the highway and railway dual-purpose traction locomotive and the steel rail/ground is increased, so that the traction capacity is improved; (2) the main speed reduction and the wheel-side speed reducer are used for realizing two-stage speed reduction of the wheel, so that the large speed ratio is realized, the wheel torque is improved, and the traction capacity is improved; (3) the passing capacity of the highway and railway dual-purpose traction locomotive on a severe road surface can be increased, and the escaping capacity, the climbing capacity and the stability on a wet and slippery road surface are enhanced, so that a better traction effect is realized; (4) the double-swing-frame balancing device for the road-rail dual-purpose six-wheel-drive traction locomotive is simple in structure, small in size and low in cost, and can be independently used above each drive axle without influencing the maneuverability of the tractor; (5) the working video system is used for retracting and releasing the guide wheels and hooking the locomotive, so that the efficiency is high, and potential safety hazards are reduced.
Drawings
To more clearly illustrate the technical solution of the embodiment of the present invention, the drawings used in the description of the embodiment will be briefly introduced below, fig. 1 is a schematic diagram of a first six-wheel-drive tractor for both highway and railway, fig. 2 is a schematic diagram of a second six-wheel-drive tractor for both highway and railway, fig. 3 is a schematic diagram of a transmission device for both highway and railway, fig. 4 is a schematic diagram of a transmission principle of a first transmission device, fig. 5 is a schematic diagram of a second transmission device, fig. 6 is a schematic diagram of a differential mechanism, fig. 7 is a schematic diagram of a wheel-side reducer of the present invention, fig. 8 is a schematic diagram of a double-swing-frame balancing device of the present invention, fig. 9 is a schematic diagram of a swing frame of the present invention, fig. 10 is a schematic diagram of a swing frame of the present invention, fig. 11 is a schematic diagram of a work video system of the present invention, fig. 12 is a schematic diagram of a guide wheel lifting, FIG. 15 is an enlarged view of the tread band of the solid flat tire of the present invention, and FIG. 16 is a schematic view of another transfer device of the present invention.
1-transfer gear one, 2-transfer gear two, 3-rear drive shaft, 4-universal joint, 5-drive shaft four, 6-differential, 7-half shaft, 8-rear wheel, 9-torque converter, 10-engine, 11-rim contact surface, 12-front wheel, 13-middle wheel, 14-front drive shaft, 15-drive shaft three, 16-air compressor, 17-cab, 18-display screen, 19-front guide wheel, 20-rear guide wheel, 21-front frame, 22-rear frame, 23-wheel reduction gear, 24-swing frame, 25-swing frame, 26-drive axle housing, 27-main frame, 28-video integration card, 29-system power supply, 30-front guide wheel-camera, 31-front guide wheel-camera, 32-rear guide wheel-camera, 33-rear guide wheel-camera, 34-front coupler camera, 35-rear coupler camera, 36-axle, 37-lift arm, 38-hydraulic cylinder, 39-sleeve, 40-bearing frame, 41-guide frame, 42-pin hole, 43-tread, 241-pin hole, 242-cross plate, 243-swing hole, 251-transverse swing plate, 252-bottom fixed plate, 253-pin hole, 431-outside tread, 432-turning friction surface, 433-straight friction surface, 434-longitudinal groove.
Detailed Description
In order that the above objects, features and advantages of the present invention can be more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and thus the present invention is not limited to the specific embodiments of the present disclosure.
Example 1
A road-rail dual-purpose six-wheel-drive traction locomotive is shown in figures 1 and 2 and comprises a front frame 21, a rear frame 22, a transmission device, a braking device, a balancing device, a guide wheel lifting device and a working video system, wherein the front frame 21 (with the length of 3.9m) and the rear frame 22 (with the length of 5.6m) are hinged through a hinge pin shaft.
As shown in fig. 3, the transmission device includes an engine 10 (model Weichai diesel WP10G240E341, power 178KW), a torque converter 9 (form double turbine four element), a front transmission shaft 14, a rear transmission shaft 3, a transfer device, a half shaft 7, a differential 6 (see fig. 6), a wheel reduction gear 23 (see fig. 7), front wheels 12, middle wheels 13, and rear wheels 8, the middle wheels 13 and the rear wheels 8 being provided to a rear frame 22.
The transfer case consists of a transfer case I1 and a transfer case II 2, wherein the transfer case I1 is a gear box (model ZL50 is in a planetary type, and is shown in figure 4) with an output shaft extending in the front and rear directions simultaneously; the engine 10 is connected with the torque converter 9, and one end of the torque converter 9, which is far away from the engine 10, is connected with the transfer case I1.
The output shafts of the transfer device I1 are a front transmission shaft 14 and a rear transmission shaft 3 respectively; the transfer device II 2 is arranged between the transfer device I1 and the middle wheel 13, the transfer device II 2 is a transfer case (see figure 5), the input shaft of the transfer device II 2 is a rear transmission shaft 3, the output shaft of the transfer device II 2 is a transmission shaft III 15 and a transmission shaft IV 5, and the transmission shaft III 15 and the transmission shaft IV 5 are in backward transmission; the end, far away from the transfer device, of the front transmission shaft 14, the end, far away from the transfer device, of the transmission shaft three 15 and the end, far away from the transfer device, of the transmission shaft four 5 are connected with a differential mechanism 6, the differential mechanism 6 is connected with a wheel-side speed reducer 23 (see figure 7) through a half shaft 7, the differential mechanism 6 and a main speed reducer form an assembly (see figure 6), and universal joints 4 are arranged on the front transmission shaft 14, the rear transmission shaft 3, the transmission shaft three 15 and.
The balancing device is a double-swing frame balancing device above a drive axle of the rear frame 22, and comprises a swing frame 24 and a swing frame 25 as shown in figures 8-10; the swinging frame 24 comprises two pairs of mutually parallel transverse plates 242 (length 850mm, height 200mm and thickness 20mm), a transverse swinging hole 243 (length 850mm and width 80mm) is arranged between each pair of transverse plates 242, and a pin shaft hole 241 is arranged in the middle of each transverse plate 242; the swing frame 25 comprises two transverse swing plates 251 and two bottom fixing plates 252 which are parallel to each other, the transverse swing plates 251 are n-shaped (the span is 900mm, the height is 300mm, the thickness is 50mm, the length of an n-shaped upper beam is 200mm), pin shaft holes 253 are arranged in the middle positions, the bottom fixing plates 252 are positioned at the two transverse ends of the transverse swing plates 251, and the transverse swing plates 251 and the bottom fixing plates 252 are fixedly connected; the two bottom fixing plates 252 are respectively fixedly connected with the upper surfaces of the two transverse ends of the drive axle housing 26, the transverse swinging plate 251 is positioned in the transverse swinging hole 243, and a pin shaft hole 253 in the middle of the transverse swinging plate 251 is aligned with the pin shaft holes 241 in the middle of the pair of transverse plates 242 on the two longitudinal sides and movably connected by a pin shaft; the transverse plates 242 are perpendicular to and fixedly connected with the inner surface of the rear frame 22, and the two pairs of transverse plates 242 are respectively positioned above the two longitudinal sides of the drive axle housing 26; the transverse span of the zigzag transverse swinging plate 251 is larger than the length of the transverse plate 242; when the transaxle case 26 is horizontal, the both-side oblique sides of the lateral swinging plate 251 are not in contact with the rear frame 22. When the rail/road surface conversion is carried out on the road-rail dual-purpose traction locomotive, or the traction locomotive runs on an uneven road surface, or in the turning process, wheels at the two transverse ends of a drive axle possibly have a certain height difference, swing frames fixedly connected with the two ends of the drive axle swing transversely in a swing frame by taking a pin shaft as a center, only the swing frames swing in the swing frame within a certain design angle, and the swing frame and a frame are kept horizontal and do not incline. The balancing device adopts the double swing frames, and the two transverse swing plates of the swing frames are respectively positioned above the two longitudinal sides of the drive axle housing, so that the swing frames can only transversely swing, and the swing frames are prevented from swinging back and forth.
The brake device is a straight-through air brake device, which comprises an air compressor 16 (a screw rod type is driven by a power 37KW engine), a main air cylinder, a brake pipe, a brake valve and brake cylinders of all carriages, wherein the air compressor 16 is arranged at the upper part of a front frame 21, as shown in figure 1, and has the characteristics of compact structure, small volume and flexible rotation
The working video system is shown in fig. 11, and comprises a computer host 27, a display screen 18, a system power supply 29, a video capture card 28, and at least six infrared color cameras (model number pie-HPX), wherein the six infrared color cameras are a front guide wheel one camera 30, a front guide wheel two camera 31, a rear guide wheel one camera 32, a rear guide wheel two camera 33, a front coupler camera 34 and a rear coupler camera 35; the output of the infrared color camera is transmitted to a computer host 27 through a video acquisition card 28, the computer host 27 is externally connected with a display screen 18, and the display screen 18 and the computer host 27 are arranged in a cab 17 of the traction locomotive.
The guide wheel lifting device is shown in fig. 12 and 13, and comprises a front guide wheel 19, a rear guide wheel 20, an axle 36, a lifting arm 37 and a hydraulic cylinder 38, wherein a sleeve 39 is fixedly connected to the outer part of the axle 36 between the guide wheels, the sleeve 39 is rectangular and tubular, and the outer surface of the axle 36 is tangent to the inner surface of the sleeve 39; a bearing frame 40 is arranged on the lifting arm 37, and the bearing frame 40 can be matched with the sleeve 39; the lifting arm 37 is arranged in a guide frame 41 and can slide up and down in the guide frame 41, and pin holes 42 are arranged at the upper ends of the guide frame 41 and the lifting arm 37. A lifting arm in the guide wheel lifting mechanism is in contact with a rectangular tubular sleeve, so that the contact area is large, the operation stability is high, and the mechanical efficiency is high; because the rectangular tubular sleeve and the lifting arm almost have no relative movement, the abrasion degree is small in the same service time, the service time is long, and the maintenance cost is reduced.
The road-rail dual-purpose six-wheel drive traction vehicle further comprises a solid flat tire (high-load type rubber solid tire, the outer diameter is 1060mm, and the width is 350mm) on the front wheel 12, the middle wheel 13 and the rear wheel 8, as shown in fig. 14 and 15, the solid flat tire comprises a rim contact surface 11 and an outer tread 43, the longitudinal sections of the rim contact surface 11 and the outer tread 43 are both circular, the outer tread 43 comprises an outer tread 431, an inner tread and a longitudinal groove 434, and the inner tread is composed of a straight running friction surface 433 and a turning friction surface 432; the tread 43 is unpatterned except for the longitudinal grooves 434 to increase the frictional area of the solid flat tire with the rail. .
A highway and railway dual-purpose six-wheel drive traction method comprises the following steps: when the road-rail dual-purpose six-wheel drive traction locomotive is used for traction on a steel rail, the solid plane tires of the front wheel 12, the middle wheel 13 and the rear wheel 8 are in frictional contact with the surface of the steel rail; when the road and railway dual-purpose six-wheel-drive traction locomotive is towed on a road surface, the four-wheel drive and the six-wheel drive can be switched by controlling the transfer device II 2; the road-rail dual-purpose six-wheel-drive traction locomotive realizes two-stage speed reduction of wheels by using a main speed reducer and a wheel-side speed reducer 23; double-swing-frame balancing devices are arranged above a driving axle of a rear frame 22 of the road dual-purpose six-wheel drive traction locomotive, and the double-swing-frame balancing devices are utilized to keep balance in the traction process; the road-rail dual-purpose six-wheel-drive traction locomotive can utilize a working video system to adjust a front guide wheel 19 and a rear guide wheel 20.
Example 2
The difference between the road-rail dual-purpose six-wheel-drive traction locomotive in the embodiment and the embodiment 1 is as follows:
the transfer case 1 is a transfer case, and the output shafts are a front transmission shaft 14 and a rear transmission shaft 3 respectively, as shown in fig. 16;
the swinging frame 24 further comprises a pair of vertical plates (790 mm in length, 240mm in height and 10mm in thickness), the vertical plates are respectively positioned at two ends of the transverse plate 242, the vertical plates are perpendicular to and fixedly connected with the transverse plate 242, and the vertical plates cling to the inner surface of the rear frame 22 of the traction locomotive and are fixedly connected with the rear frame 22;
the working video system also comprises two laser ranging sensors, namely a laser ranging sensor I and a laser ranging sensor II, which are arranged at the front end and the rear end of the locomotive and are connected and communicated with the host in the cab through the host serial port.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may apply the above-mentioned technical details to other fields by using the equivalent embodiments with equivalent changes or modifications, but any simple modification and equivalent changes made to the above embodiments according to the technical spirit of the present invention may still fall within the protection scope of the technical solution of the present invention.
Claims (9)
1. A road-rail dual-purpose six-wheel drive traction locomotive comprises a front frame (21), a rear frame (22), a transmission device, a braking device, a balancing device, a guide wheel lifting device and a working video system, wherein the front frame (21) and the rear frame (22) are hinged by a hinge pin shaft,
the transmission device comprises an engine (10), a torque converter (9), a front transmission shaft (14), a rear transmission shaft (3), a transfer device, a half shaft (7), a differential (6), a wheel reduction gear (23), front wheels (12), middle wheels (13) and rear wheels (8), wherein the middle wheels (13) and the rear wheels (8) are arranged on a rear frame (22), the transfer device consists of a transfer device I (1) and a transfer device II (2), an input shaft of the transfer device I (1) is positioned on one side of the engine (10), and output shafts of the transfer device I (1) are the front transmission shaft (14) and the rear transmission shaft (3) respectively; the transfer device II (2) is arranged between the transfer device I (1) and the middle wheel (13), the input shaft of the transfer device II (2) is a rear transmission shaft (3), the output shaft of the transfer device II (2) is a transmission shaft III (15) and a transmission shaft IV (5), and the transmission shaft III (15) and the transmission shaft IV (5) are in backward transmission; the end, far away from the transfer device, of each of the front transmission shaft (14), the third transmission shaft (15) and the fourth transmission shaft (5) is connected with a differential (6), the differential (6) is connected with a wheel reduction gear (23) through a half shaft (7), and universal joints (4) are arranged on the front transmission shaft (14), the rear transmission shaft (3), the third transmission shaft (15) and the fourth transmission shaft (5);
the balancing device is a double-swing frame balancing device above a drive axle of the rear frame (22) and comprises a swing frame (24) and a swing frame (25); the swinging frame (24) comprises two pairs of transverse plates (242) which are parallel to each other, a transverse swinging hole (243) is formed between each pair of transverse plates (242), and a pin shaft hole (241) is formed in the middle of each transverse plate (242); the swing frame (25) comprises two transverse swing plates (251) and two bottom fixing plates (252), the transverse swing plates (251) are parallel to each other, pin shaft holes (253) are formed in the middle of the transverse swing plates (251), the bottom fixing plates (252) are located at two transverse ends of the transverse swing plates (251), and the transverse swing plates (251) are fixedly connected with the bottom fixing plates (252); the two bottom fixing plates (252) are respectively fixedly connected with the upper surfaces of the two transverse ends of the drive axle housing (26), the transverse swinging plate (251) is positioned in the transverse swinging hole (243), and a pin shaft hole (253) in the middle of the transverse swinging plate (251) is aligned with a pair of pin shaft holes (241) in the middle of the transverse plates (242) at two longitudinal sides and movably connected by a pin shaft; the transverse plates (242) are perpendicular to the inner surface of the rear frame (22) and are fixedly connected, and the two pairs of transverse plates (242) are respectively positioned above the two longitudinal sides of the drive axle housing (26); the transverse span of the zigzag transverse swinging plate (251) is larger than the length of the transverse plate (242); when the transaxle case (26) is horizontal, both side oblique sides of the lateral swinging plate (251) do not contact with the rear frame (22).
2. The road-rail dual-purpose six-wheel drive traction locomotive according to claim 1, wherein the brake device is a straight-through air brake device comprising an air compressor (16), a master cylinder, a brake pipe, a brake valve and brake cylinders of each carriage, and the air compressor (16) is arranged on the upper portion of the front frame (21).
3. The road-rail dual-purpose six-wheel drive traction locomotive according to claim 1, wherein the working video system comprises a computer host (27), a display screen (18), a system power supply (29), a video acquisition card (28) and at least six infrared color cameras, wherein the six infrared color cameras are a front guide wheel-one camera (30), a front guide wheel-two camera (31), a rear guide wheel-one camera (32), a rear guide wheel-two camera (33), a front coupler camera (34) and a rear coupler camera (35); the output of the infrared color camera is transmitted to a computer host (27) through the video acquisition card (28), the computer host (27) is externally connected with a display screen (18), and the display screen (18) and the computer host (27) are arranged in a cab (17) of the traction locomotive.
4. The road-rail dual-purpose six-wheel drive traction locomotive is characterized in that the guide wheel lifting device comprises a front guide wheel (19), a rear guide wheel (20), an axle (36), a lifting arm (37) and a hydraulic cylinder (38), wherein a sleeve (39) is fixedly connected to the outer part of the axle (36) between the guide wheels, the sleeve (39) is in a rectangular tubular shape, and the outer surface of the axle (36) is tangent to the inner surface of the sleeve (39); a bearing frame (40) is arranged on the lifting arm (37), and the bearing frame (40) can be matched with the sleeve (39); the lifting arm (37) is arranged in a guide frame (41) and can slide up and down in the guide frame (41), and pin holes (42) are formed in the upper ends of the guide frame (41) and the lifting arm (37).
5. The road-rail dual-purpose six-wheel drive traction locomotive according to claim 1, wherein the first transfer device (1) is a gearbox with an output shaft extending in the forward and backward directions simultaneously; the engine (10) is connected with the torque converter (9), and one end, far away from the engine (10), of the torque converter (9) is connected with the transfer case I (1).
6. The road-rail dual-purpose six-wheel drive traction locomotive according to claim 1, wherein the second transfer case (2) is a transfer case.
7. An amphibious six-wheel drive traction vehicle according to claim 1, characterised in that the differential (6) and the final drive form an assembly.
8. The road-rail dual-purpose six-wheel drive traction vehicle as claimed in claim 1, further comprising solid flat tires on the front wheel (12), the middle wheel (13) and the rear wheel (8), wherein the solid flat tires comprise a rim contact surface (11) and an outer tread (43), the rim contact surface (11) and the outer tread (43) are both circular in longitudinal section, the outer tread (43) comprises an outer tread (431), an inner tread and a longitudinal groove (434), and the inner tread is composed of a straight friction surface (433) and a turning friction surface (432); the tread (43) is free of tread patterns other than the longitudinal grooves (434).
9. The method for traction of a traction vehicle application according to any of claims 1 to 8, wherein the solid flat tires of the front wheel (12), the middle wheel (13) and the rear wheel (8) are in frictional contact with the rail surface when the six-wheel road tractor is used for traction on the rail;
when the road-railway dual-purpose six-wheel drive traction locomotive is towed on a road surface, the four-wheel drive and the six-wheel drive can be switched by controlling the transfer device II (2);
the road and railway dual-purpose six-wheel-drive traction locomotive realizes two-stage speed reduction on wheels by utilizing the main speed reducer and the wheel-side speed reducer (23);
double-swing-frame balancing devices are arranged above a driving axle of a rear frame (22) of the highway and railway dual-purpose six-wheel drive traction locomotive, and the double-swing-frame balancing devices are utilized to keep balance in the traction process;
the road-rail dual-purpose six-wheel drive traction locomotive can utilize a working video system to adjust a front guide wheel (19) and a rear guide wheel (20).
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| CN202010511591.4A CN111546882A (en) | 2020-06-08 | 2020-06-08 | Road-rail dual-purpose six-wheel-drive traction locomotive and traction method |
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| CN202010511591.4A CN111546882A (en) | 2020-06-08 | 2020-06-08 | Road-rail dual-purpose six-wheel-drive traction locomotive and traction method |
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Cited By (1)
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