CN102555706A - Sliding adjustable traction seat hooking assembly of vehicle and control system thereof - Google Patents
Sliding adjustable traction seat hooking assembly of vehicle and control system thereof Download PDFInfo
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- CN102555706A CN102555706A CN2011103059728A CN201110305972A CN102555706A CN 102555706 A CN102555706 A CN 102555706A CN 2011103059728 A CN2011103059728 A CN 2011103059728A CN 201110305972 A CN201110305972 A CN 201110305972A CN 102555706 A CN102555706 A CN 102555706A
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Abstract
The present invention provides a sliding adjustable traction seat hooking assembly of a vehicle and a control system thereof, in order to resolve the problem that: a traction vehicle undergoes a severe fuel economic demand; in order to satisfy the demand, it is helpful to reduce the distance of the vehicle and the traction vehicle in a normal work condition, thereby reducing the resistance of wind force. A traction seat actuator enables the traction seat to automatically and longitudinally move according to some vehicle conditions determined by a control system thereby realizing the purpose, wherein the control system is connected with a plurality of vehicle parameter sensors, and the vehicle parameter sensors monitor vehicle speed, vehicle acceleration, vehicle deflection angle, steering angle, steering rate, hinging angle and hinging rate.
Description
Related application
The preceence of the U.S. Provisional Patent Application 61/244472 that the present invention requires to submit on September 22nd, 2009, the full content of this application with referring to mode include this paper in.
Technical field
The present invention relates to the movable fifth wheel assemblies and the control system thereof of vehicle.More particularly, the present invention relates to a kind of fifth wheel assemblies of vehicle, this fifth wheel assemblies is in the distance between automatically regulating trailer and the vehicle under the operating conditions of particular suitable.
Background technology
Recent years, vehicle manufacturer and vehicle operators were worked to the fuel economy that improves vehicle, to such an extent as to severeer fuel economy rules can operated and satisfy to vehicle more cheaply.In some heavy-dutys vehicle, like superimposed trailer or trailer, vehicle is used for drawing the trailer that goods is housed, and the position that trailer is connected in vehicle is typically expressed as traction seat.A kind of method of improving fuel economy comprises through moving traction seat in the specific operation condition and reduces the distance between vehicle and the trailer.Trailer is placed in the aerodynamic force of having improved vehicle and trailer combination near the position of vehicle, has therefore improved the fuel economy of vehicle.Yet; Under other operating conditionss; As during turning to, fast between deceleration period, during low-speed handing, possibly be disadvantageous with trailer near vehicle, if or trailer load with the mode of more placing and can violate axletree weight limits by government's Rulemaking near vehicle.
Therefore, existence can make the demand of trailer with respect to the system and method for the automatic placement of vehicle through moving fifth wheel assemblies based on the operating conditions of vehicle and trailer to a kind of.
Summary of the invention
According to a scheme; A kind of method of being carried out by control system is provided; This method is used at forward facing position and automatically moves the traction seat actuator of the heavy-duty vehicle with operator's compartment backward between the position, and in forward facing position, the traction seat actuator is positioned at it near the position of operator's compartment; And in position backward, the traction seat actuator is positioned at it from operator's compartment position farthest.Monitoring a plurality of vehicle parameter sensors, is out-of-action to determine whether in a plurality of parameter sensors at least one, and when in a plurality of parameter sensors at least one is inoperative, produces the moving event output signal.Monitor vehicle speed at interval at the fixed time.The car speed of having monitored and first threshold speed are compared, and when car speed surpasses the first predetermined speed threshold value, produce the moving event output signal.Car speed of having monitored and second speed threshold value are compared, and when car speed is lower than the second predetermined speed threshold value, produce the first moving event output signal.Confirm vehicle yaw.Vehicle yaw of having monitored and angle of inclination threshold value are compared, and when vehicle yaw surpasses the angle of inclination threshold value, produce the second moving event output signal.The traction seat actuator response automatically moves in the first or second moving event output signal that produced.
According to another scheme; A kind of method of being carried out by control system is provided, and this method is used for apart from the nearest forward facing position of operator's compartment with apart from the operator's compartment traction seat actuator that backward between the position, automatically moves the heavy-duty vehicle with operator's compartment farthest.Monitor vehicle speed at interval at the fixed time, and produce the vehicle speed data that is illustrated in the car speed that predetermined time interval monitored.The monitor vehicle acceleration/accel, and produce the vehicle acceleration data that acceleration/accel has been monitored in expression.The monitor vehicle deflection angle, turn at least a in rate, splice angle and the hinged rate, and produce the Vehicular turn angle that expression monitors, the vehicle yaw data that turn to rate, splice angle and hinged rate.When vehicle speed data, vehicle acceleration data and vehicle yaw rate data satisfy the preset vehicle parameter, produce the moving event output signal.The traction seat actuator response automatically moves in the moving event output signal that produces.
According to an embodiment, a kind of system that the actuating of vehicle towed seat actuator is controlled of being used for, this system comprises a plurality of sensors, controller and traction seat actuator.A plurality of sensors separately with vehicle cab and trailer at least one is related.A plurality of sensors are used to collect the data of expression car speed, vehicle acceleration, vehicle yaw and traction seat actuator position.Controller and these sensor communications.Controller is used to estimate at the fixed time car speed, vehicle acceleration, deflection angle at interval, turns to rate, splice angle and hinged rate.Controller is further used for according to the car speed of the predetermined time interval of being estimated, vehicle acceleration, deflection angle, turns to rate, splice angle and hinged rate to produce the moving event output signal.The traction seat actuator is at forward facing position and move between the position backward, the traction seat actuator at forward facing position near vehicle cab, and from vehicle cab farthest in position backward.The traction seat actuator response is in the moving event output signal that is produced by controller.
Description of drawings
Fig. 1 has adjustable traction seat hitch assembly of the slip that is in primary importance and the attached block diagram that the vehicle of trailer is arranged;
Fig. 2 has movable fifth wheel assemblies and the attached block diagram that the vehicle of trailer is arranged that is in the second place among Fig. 1;
Fig. 3 is the detail perspective view of fifth wheel assemblies among Fig. 1;
Fig. 4 is the lateral plan according to the locking mechanism of the adjustable fifth wheel assemblies of an embodiment;
Fig. 5 a and 5b are the detailed views of the eccentric pivotal part of locking mechanism;
Fig. 6 is the lateral plan according to the paired locking assembly that is in locked position of coupler of an embodiment;
Fig. 7 is the lateral plan according to the paired locking assembly that is in the unlocked position of an embodiment;
Fig. 8 is the lateral plan according to the paired locking assembly that is in the unlocked position of another embodiment;
Fig. 9 is the cutaway view according to the locking mechanism of an embodiment;
Figure 10 is used to slide the block diagram of cylinder installation component of adjustable traction seat hitch assembly according to an embodiment;
Figure 11 shows the block diagram of the method that moves the adjustable traction seat hitch assembly that slides;
Figure 12 is the block diagram of first submethod of method among Figure 11;
Figure 13 is the block diagram of second submethod of method among Figure 11; And;
Figure 14 is the block diagram according to the electric and control system of the vehicle with the adjustable traction seat hitch assembly of slip of an embodiment.
The specific embodiment
Fig. 1 shows the vehicle cart combination 10 with vehicle 12 and trailer 14.Vehicle has the adjustable traction seat hitch assembly 16 of slip.As shown in Figure 1, the adjustable traction seat hitch assembly 16 that slides is positioned at primary importance.In primary importance, trailer 14 is away from vehicle 12 distance A.Distance A enough makes vehicle 12 turn to and does not contact trailer 14.
Fig. 2 shows vehicle cart combination 10 among Fig. 1, and it has the adjustable traction seat hitch assembly 16 of the slip that is positioned at the second place.In the second place, trailer 14 away from vehicle 12 apart from B.Apart from B less than the distance A among Fig. 1.In the second place, trailer 14 makes the aerodynamic force of vehicle cart combination 10 improve more near vehicle 12.The aerodynamic force of improved vehicle cart combination 10 reduces the fuel oil consumption of vehicle cart combination 10.Mobile apart from allowing between B limiting vehicle 12 and the trailer 14 between vehicle 12 and the trailer 14, making some turn to needs trailer 14 to move away from vehicle 12, contacts with trailer 14 to prevent vehicle 12.
Fig. 3 illustrates the detail perspective view of the adjustable traction seat hitch assembly 16 that slides.The adjustable traction seat hitch assembly 16 that slides has the traction seat that is suitable for admitting from the pin of trailer 14 and articulates element 18, so that trailer 14 is attached to vehicle 12.Traction seat articulates element 18 and has a plurality of locking mechanism assembly 20a-20d, and these locking mechanism assemblies articulate element 18 with traction seat releasedly and are attached to the first tooth bar 22a and the second tooth bar 22b.As shown in Figure 3; The first locking mechanism assembly 20a and the second locking mechanism assembly 20b articulate element 18 with traction seat releasedly and are attached to the first tooth bar 22a, are attached to the second tooth bar 22b and the 3rd locking mechanism assembly 20c and the 4th locking mechanism assembly 20d articulate element 18 with traction seat releasedly.
Traction seat such as hydraulic actuating cylinder 24 actuator is provided, with the adjustable traction seat hitch assembly 16 that slides along the direction that is parallel to the longitudinal axis of vehicle 12, adjusting.Can be contemplated that in addition the traction seat actuator can be pneumatic actuator, motor, calutron, chain drive actuator, pulley system or other known actuator types, and be not only hydraulic actuating cylinder 24.When among a plurality of locking mechanism 20a-20d at least some when the first and second tooth bar 22a, 22b discharge, hydraulic actuating cylinder 24 moves the adjustable traction seat hitch assembly 16 that slides.
In accompanying drawing 10, additionally illustrate, hydraulic actuating cylinder 24 is attached to the first vehicle frame lateral member 30 that is connected in the first vehicle frame track 34a and the second vehicle frame track 34b through cylinder installation component 28.Cylinder installation component 28 is suitable for making extra twisting stress can not be delivered to the first vehicle frame track 34a and the second vehicle frame track 34b of vehicle 12 through the adjustable traction seat hitch assembly 16 that slides along the first vehicle frame lateral member, 30 side travels.
Go to Fig. 4 now, it illustrates in greater detail the first locking mechanism assembly 20a.Second, third is similar to the first locking mechanism 20a with the 4th locking mechanism assembly 20b-20d and works.Be used to slide adjustable traction seat hitch assembly 16 though the first locking mechanism assembly 20a is described as, can extraly be contemplated that the first locking mechanism assembly 20a can make equipment use along the system that axis moves with other.
The first locking mechanism assembly 20a has atretic body 42, and through removably being connected in the first tooth bar 22a with the interactional locking tooth of a plurality of rack tooth 48 portion 43.Locking space 50 is formed between each rack tooth 48, thereby when locking mechanism 20a was engaged, locking tooth portion 43 was positioned at locking space 50.The locking tooth portion 43 of atretic body 42 is positioned at the first end place of atretic body 42.
Shown in Fig. 5 a and Fig. 5 b, crank section 36a is in the direction of arrow A around bottom surface portions 36b rotation, so that locking eccentric pivots 36, and prevent that atretic body 42 from pivoting around eccentric pivots 36.Yet, when crank section 36a shown in Fig. 5 b when bottom surface portions 36b pivots, atretic body 42 can be around eccentric pivots 36 rotation.
Go to Fig. 4 and Fig. 6-8, roller actuators assembly 44 is positioned at first end of atretic body 42.Roller actuators assembly 44 has wheel 47, and wheel 47 will be dimensioned to and be positioned partially in the locking space 50.Roller actuators assembly 44 is hydraulically operated, roller actuators assembly 44 is positioned between extended position as shown in Figure 7 and the retracted position as shown in Figure 6.Roller actuators assembly 44 rotates around the bottom surface portions 36b of eccentric pivots 36 to the mobile crank section 36a that makes of extended position, to allow atretic body 42 around eccentric pivots 36 rotations.In case roller actuators assembly 44 is in extended position, the locking tooth portion of locking mechanism 20a-20d 43 shifts out from locking space 50, and the adjustable traction seat hitch assembly 16 that slides can vertically move.
When roller actuators assembly 44 stretched out, along with atretic body 42 pivots around eccentric pivots 36, locking tooth portion 43 moved up and shifts out locking space 50.Roller actuators assembly 44 is arranged in the 50 contiguous locking spaces 50 that comprise locking tooth portion 43, locking space.When locking tooth portion 43 shifted out locking space 50, locking tooth portion 43 can contact with one of rack tooth 48.Locking tooth portion 43 and roller actuators assembly 44 are designed to prevent contact between the top of top and rack tooth 48 of locking tooth portion 43, to be limited in the stress between locking tooth portion 43 and the rack tooth 48.In case roller actuators assembly 44 moves to contiguous locking space 50, roller actuators assembly 44 can be withdrawn, and locking tooth portion 43 cooperates with contiguous locking space 50 again.
Shown in Fig. 6-8, the 3rd locking mechanism assembly 20c and the 4th locking mechanism assembly 20d are formed into locking assembly 120.As shown in Figure 6, the roller actuators assembly 44c of roller actuators assembly 44d the 3rd locking mechanism assembly 20c of the 4th locking mechanism assembly 20d is in retracted position.
As shown in Figure 7, the roller actuators assembly 44c of the roller actuators assembly 44d of the 4th locking mechanism assembly 20d and the 3rd locking mechanism assembly 20c is in extended position.In case the roller actuators 44d of the 4th locking mechanism assembly 20d is in extended position, this paired locking assembly 120 can move in the direction of arrow B.
As shown in Figure 8, the roller actuators assembly 44d of the 4th locking mechanism assembly 20d is in extended position, and the roller actuators assembly 44c of the 3rd locking mechanism assembly 20c is in retracted position.Equally, in case the roller actuators 44d of the 4th locking mechanism assembly 20d is in extended position, this paired locking assembly 120 can move in the direction of arrow B.
Shown in Fig. 7 and 8, only the roller actuators assembly 44d of the 4th locking mechanism assembly 20d need be positioned over extended position, moves in the direction of arrow B to allow paired locking assembly 120.On the contrary, only the roller actuators assembly 44c of the 3rd locking mechanism assembly 20c need be placed on extended position, moves along the opposite direction of arrow B to allow paired locking assembly 120.This is that the lock tooth portion 43 of locking mechanism assembly 20a-20d can vertically do cam along one and move away locking space 50 like this, and vertically remains in the locking space 50 along other because the shape of rack tooth 48 forms concave surface substantially.Therefore, in pairs the anti-adjustable traction seat hitch assembly 16 of sliding stop of the use of locking assembly 120 moves along the longitudinal direction, only if at least one among the roller actuators assembly 44c, 44d is in extended position.
Return and go to Fig. 4, the first locking mechanism assembly 20a comprises the locking-valve assembly in addition, and this locking-valve assembly comprises the second hydraulic valve 37a at the second end place that is positioned at lock body 42, and this second end is connected in the cam follower 40 that forms camming surface 38.Hydraulic valve 37a has open position and off position.Hydraulic valve 37a modulated pressure direction of flow roller actuators assembly 44.When cam follower 40 when camming surface 38 moves, hydraulic valve 37a closes, and with the mobile cut-out of hydraulic fluid to roller actuators assembly 44.When roller actuators assembly 44a arrived next locking space 50, the lock tooth portion 43 of lock body 42 was back to contiguous locking space 50, in case the extra of the adjustable traction seat hitch assembly 16 of sliding stop move, only if roller actuators assembly 44 recovers to move.Like this, hydraulic valve 37a is as safety gear, thereby if the generation hydraulic fault will be locked tooth portion 43 and be fixed to locking space 50, this is because biasing element 46 is suitable for making lock body 42 around eccentric pivots 36 rotations, so that lock tooth portion 43 gets into locking space 50.As shown in Figure 9, hydraulic channel 144 makes hydraulic valve 37a be connected with roller actuators assembly 44, so that closing of hydraulic valve 37a makes roller actuators assembly 44 invalid.
Biasing element 46 is arranged to make locking mechanism assembly 20a to setover towards locked position of coupler.As shown in the figure, biasing element 46 is springs, yet, can be contemplated that and can use the elastic body biasing element.If hydraulic fault stretches out along with roller 44 and takes place, biasing element 46 can make the lock tooth portion 43 of locking mechanism assembly 20a towards the cooperation position biasing, lock tooth portion 43 like this will get into locking space 50 again, and the 20a of fixed latch mechanism.
Figure 14 shows electronics and the control system 300 that has the vehicle of the adjustable traction seat hitch assembly 16 that slides according to of the present invention.Electronics and control system comprise with a plurality of sensor communications, with the slide controller 302 of operation of adjustable traction seat hitch assembly 16 of monitoring and control.Controller 302 is communicated by letter with power control unit 306 with telltale 304 in addition, electric power is provided and adjust the electric power of supplying with electronics and control system 300.Rotation direction sensor 308 is used for the rate that turns to of monitor vehicle.Wheel angular transducer 310 is used for the deflection angle of monitor vehicle.
The first back operator's compartment sensor 312 and the second back operator's compartment sensor 314 are provided in addition.The distance that the first back operator's compartment sensor 312 and the second back operator's compartment sensor 314 are confirmed between vehicle and the trailer is like the distance between vehicle cab rear portion and the trailer front face.Controller 302 can use by the first back operator's compartment sensor 312 and the vehicle of the second operator's compartment sensor, 314 indications and the range difference between the trailer in addition, confirms the deflection efficiency of trailer with respect to the splice angle and the trailer of trailer.
A plurality of sensors are arranged on adjustable traction seat hitch assembly 16 annexes that slide, and comprise the position of the adjustable traction seat hitch assembly of first slip and the position and the state sensor 318 of state sensor 316 and the adjustable traction seat hitch assembly of second slip.Whether the position of the adjustable traction seat hitch assembly of first slip and the state sensor 316 monitorings first paired locking mechanism are in locking or release position and monitor the lengthwise position of traction seat hitch assembly 16.Equally, the position of the second traction seat hitch assembly and state sensor 318 are monitored the lengthwise position whether second paired locking mechanism is in locking or release position and monitors the traction seat hitch assembly.Therefore, the actuator of controller 302 may command such as hydraulic actuating cylinder is to move the adjustable traction seat hitch assembly 16 that slides.
The primary shaft load transducer 324 and the second load on axle journals sensor 326 are provided in addition.Load on primary shaft load transducer 324 monitor vehicle first rear axle, and the load on the second load on axle journals sensor, 326 monitor vehicle, second rear axle.The load of controller 302 monitoring on first rear axle and second rear axle, the heavily restriction of suitable axle when guaranteeing that vehicle is no more than vehicle operating.
The first rear portion vehicle sensors 320 and the second rear portion vehicle sensors 322 are provided in addition.The first rear portion vehicle sensors 320 and the second rear portion vehicle sensors 322 are confirmed the distance between vehicle and the trailer in addition, like the distance between vehicle rear and the trailer chassis.Controller 302 can utilize by the first rear portion vehicle sensors 320 and the vehicle of the second rear portion vehicle sensors, 322 indications and the range difference between the trailer, to confirm the deflection efficiency of trailer with respect to the splice angle and the trailer of trailer in addition.Based on the splice angle of rear portion vehicle sensors 320,322 and deflection efficiency can through controller 302 with based on the splice angle of back operator's compartment sensor 312,314 and deflection efficiency relatively; With the additional parameter of utilizing as controller, to control actuator to move the adjustable traction seat hitch assembly 16 that slides.
Although be used for confirming that the sensor of distance between vehicle and the trailer is described to be arranged in vehicle, can be contemplated that sensor can be arranged on the trailer, with the distance between definite vehicle and the trailer and the splice angle and the deflection efficiency of trailer.What it is also contemplated that is, sensor can be arranged on vehicle and the trailer, with confirm between vehicle and the trailer distance and with the splice angle and the deflection efficiency of trailer.
With reference to Figure 11, the method for controlling for the adjustable traction seat hitch assembly 16 that slides 200 is described.Shown in program block 202, this method determines whether that all the sensors all works.Sensor if not all works, and the decision piece 204 adjustable traction seat hitch assembly 16 that will slide guides to pusher block of locations 206, promptly away from front part of vehicle.Yet if all the sensors all works, this method gets into program block 208, determining whether car speed greater than first predetermined speed and continued for the first preset stage, as per hour 45 meters continue 5 minutes.If vehicle to surpass the speed of first predetermined speed, then determines the piece 210 adjustable hitch assembly that will slide to guide to forward position piece 212, promptly towards front part of vehicle in the first Preset Time section.If car speed is first predetermined condition not, then determine piece 210 that this method is moved on to program block 214, be lower than the lasting second Preset Time section of second predetermined speed to determine whether car speed, or do not used drg.Decision piece 216 confirms whether the condition of second predetermined speed and Preset Time section satisfies, or uses car brakeing, and this method gets into pusher block of locations 206 once more.Yet if decision piece 216 does not satisfy the condition of program block 214, this method is confirmed that trailer moves and whether is surpassed preset range 218.At decision piece 220, if trailer is moved beyond preset range, then select pusher program block 206, and if trailer moves and is no more than preset range, then this method is return program block 202.
Be back to Figure 12 now, show pusher block of locations 206.Method 206 confirms that at program block 222 places the adjustable traction seat hitch assembly 16 of slip is in partially retracted at least position.This method is at program block 224 releasable 20a-20d.This method is at program block 226 the move forward predetermined amount of time of one section weak point of adjustable traction seat hitch assembly that will slide.This method moves the adjustable traction seat hitch assembly 16 that slides at program block 228 backward then.At program block 230, this method confirms whether the adjustable traction seat hitch assembly of slip is in complete extended position.Adjustable traction seat hitch assembly 16 stretches out fully if slide, and then determines piece 232 that locking mechanism 20a-20d is cooperated again.Adjustable traction seat hitch assembly 16 not exclusively stretches out if slide, and then this method is confirmed during the adjustable traction seat hitch assembly 16 that slides moves, whether exceeded the section of the schedule time.If surpass predetermined amount of time, then determine piece 240 to produce error condition at program block 238, or return information piece 228, to continue that the adjustable traction seat hitch assembly of slip is moved backward.
Go to Figure 13, described post-tensioning block of locations 212.Method 212 confirms that at program block 242 the adjustable traction seat hitch assembly 16 of slip is in extended position.This method is at program block 244 releasable 20a-20d.This method moves the schedule time of the 16 1 sections weak points of adjustable traction seat hitch assembly that slide backward at program block 246.This method is at the program block 248 adjustable hitch assembly 16 that slides that moves forward then.This method confirms at program block 250 whether trailer is in the preset distance of operator's compartment.If trailer is in the preset distance of operator's compartment, then determine piece 252 that locking mechanism 20a-20d is cooperated again.If trailer is not in the preset distance of operator's compartment, then this method confirms at program block 256 whether the load on axle journals of vehicle surpasses predetermined threshold.If the load on axle journals of vehicle surpasses predetermined threshold, then determine piece 258 that locking mechanism 20a-20d is cooperated again.If the load on axle journals of vehicle does not surpass predetermined threshold, then this method determines whether to surpass the predetermined amount of time quilt at program block 262.If surpass the schedule time, then determine piece 264 to produce error condition, or turn back to program block 248 at program block 266.
It is understandable that control system can carry out to realize this method in hardware.This control system can make up through the following any technology that is known in the art or its and carry out: have the discrete logic based on the logical gate of data-signal actuating logic function, the special IC (ASIC) with suitable combinational logic gate, programmable gate array (PGA), field programmable gate array (FPGA) or the like.
When control system is carried out, it should be noted that control system can be stored in any computer-readable medium, to use through any computer related system or method or to combine this system or method to use in software.In the context of this paper, " computer-readable medium " can be to store, communicate by letter, transmit or to transmit any media that is used the program that perhaps and instruction actuating system, equipment or device be used in combination by instruction execution system, equipment or device.For example, computer-readable medium can be but be not limited to electronics, magnetic, optics, electromagnetism, ultrared or semiconductor system, device, equipment or propagation medium.More object lessons of computer-readable medium (not having detailed tabulation) comprise as follows: the electronics with one or more lead-in wire connects (electronics), portable computer diskette (magnetic), random access memory (RAM) (electronics), read-only memory (ROM) (ROM) (electronics), Erarable Programmable Read only Memory (EPROM, EEPROM or flash memory) (electronics), optical fiber (optics) and portable optic disk read-only memory (ROM) (CDROM) (optics).Control system can realize on the computer readable medium arbitrarily; This computer readable medium is through instruction execution system, device or equipment uses or and instruction actuating system, device or equipment are used in combination, as computer-based system, comprise treater system or its can be from the system that instruction execution system, device or equipment take out instruction and carries out this instruction.
Claims (18)
1. method of carrying out by control system; Be used at forward facing position and automatically move the traction seat actuator of heavy-duty vehicle backward between the position with operator's compartment; In said forward facing position, said traction seat actuator is positioned at it near the position of said operator's compartment, in said position backward; Said traction seat actuator is positioned at it from said operator's compartment position farthest, and said method comprises:
Monitor a plurality of vehicle parameter sensors; To determine whether that at least one parameter sensors in said a plurality of parameter sensors is out-of-action; And when at least one parameter sensors in said a plurality of parameter sensors is inoperative, produce the moving event output signal;
Monitor vehicle speed at interval at the fixed time;
The car speed of having monitored and first threshold speed are compared, and when said car speed surpasses the first predetermined speed threshold value, produce the moving event output signal;
With the car speed of having monitored and second speed threshold ratio, and when said car speed is lower than the second predetermined speed threshold value, produce the first moving event output signal;
Confirm vehicle yaw;
With the vehicle yaw of having monitored in the angle of inclination threshold ratio, and when said vehicle yaw surpasses said angle of inclination threshold value, produce the second moving event output signal;
Automatically move the traction seat actuator in response to the first or second moving event output signal that produced.
2. the method for claim 1 is characterized in that, when at least one sensor in said a plurality of sensors was inoperative, said fifth wheel assemblies moved the position towards it in response to the generation of said moving event output signal backward.
3. the method for claim 1 is characterized in that, when said car speed was lower than said second speed threshold value, said fifth wheel assemblies moved the position towards it in response to the generation of said moving event output signal backward.
4. the method for claim 1 is characterized in that, when trailer deflection surpassed the said first deflection threshold value, said fifth wheel assemblies moved the position towards it in response to the generation of said moving event output signal backward.
5. the method for claim 1 is characterized in that, said deflection threshold value turns at least one in rate, threshold value deflection angle, the hinged rate of threshold value and the threshold value splice angle based on threshold value.
6. the method for claim 1 is characterized in that, further comprises:
Confirm the position of said traction seat actuator; And
When said traction seat actuator is in it backward during the position, produce the 3rd moving event output signal.
7. method of carrying out by control system; Be used at forward facing position and automatically move the traction seat actuator of heavy-duty vehicle backward between the position with operator's compartment; Nearest at the said operator's compartment of said forward facing position distance; And the said operator's compartment of the said distance of position backward is farthest, and said method comprises:
Monitor vehicle speed at interval at the fixed time, and produce the vehicle speed data that is illustrated in said predetermined time interval institute monitor vehicle speed;
The monitor vehicle acceleration/accel, and produce the vehicle acceleration data of representing the acceleration/accel of monitoring;
The monitor vehicle deflection angle, turn at least a in rate, splice angle and the hinged rate, and produce the Vehicular turn angle that expression monitors, the vehicle yaw data that turn to rate, splice angle and hinged rate;
When said vehicle speed data, said vehicle acceleration data and said vehicle yaw rate data satisfy the preset vehicle parameter, produce the moving event output signal; And
Automatically move said traction seat actuator in response to the moving event output signal that is produced.
8. method as claimed in claim 7; It is characterized in that; Be lower than predetermined deflection threshold value, said vehicle acceleration and be in it backward during the position less than predetermined acceleration threshold value and said traction seat actuator when said car speed surpasses at interval predetermined speed threshold value, said deflection efficiency at the fixed time, said traction seat actuator response automatically moves towards its forward facing position in the generation of said moving event output signal.
9. method as claimed in claim 7 is characterized in that, when said car speed during less than the predetermined speed threshold value, said traction seat actuator response automatically moves the position towards it in the generation of said moving event output signal backward.
10. method as claimed in claim 7 is characterized in that, when said deflection efficiency surpassed predetermined deflection threshold value, said traction seat actuator response automatically moved the position towards it in the generation of said moving event output signal backward.
11. method as claimed in claim 7 is characterized in that, when said vehicle acceleration surpassed the predetermined acceleration threshold value, said traction seat actuator response automatically moved the position towards it in the generation of said moving event output signal backward.
12. method as claimed in claim 7; It is characterized in that; Said method further comprises: monitor said a plurality of sensor; Inoperative to determine whether at least one sensor in said a plurality of sensor, and when at least one sensor in said a plurality of sensors is inoperative, produce the moving event output signal; Wherein when at least one sensor in said a plurality of sensors was inoperative, said traction seat actuator response automatically moved the position towards it in the generation of said moving event output signal backward.
13. method as claimed in claim 7 is characterized in that, when said car speed during less than the predetermined speed threshold value, prevents that said traction seat actuator from moving the position towards it backward.
14. method as claimed in claim 7; It is characterized in that; At least one parameter of said preset vehicle parameter is the predetermined speed threshold value of 45MPH in 5 minutes time gaps; Wherein in said car speed is surpassing 5 minutes time gaps during less than 45MPH, said fifth wheel assemblies moves towards its forward facing position in response to the generation of said moving event output signal.
15. method as claimed in claim 7; It is characterized in that; At least two parameters in the said preset vehicle parameter are that the threshold value deflection angle of about 30 degree and the threshold value of about per second 30 degree turn to rate; Wherein turn to rate when approximately per second 30 is spent greater than about 30 degree or said threshold value when said threshold value deflection angle, said fifth wheel assemblies moves the position towards it in response to the generation of said moving event output signal backward.
16. method as claimed in claim 7; It is characterized in that; At least two parameters in the said preset vehicle parameter are hinged rates of threshold value of threshold value splice angle with about per second 10 degree of about 10 degree; Wherein when said threshold value splice angle greater than about 10 degree or the hinged rate of said threshold value when approximately per second 10 is spent, said fifth wheel assemblies moves the position towards it in response to the generation of said moving event output signal backward.
17. the system that control vehicle traction seat actuator activates, said system comprises:
A plurality of sensors, said a plurality of sensors separately with vehicle cab and trailer at least one is related, said a plurality of sensor is provided, to collect the data of expression car speed, vehicle acceleration, vehicle yaw and traction seat actuator position;
Controller; Said and said sensor communication; Said controller is provided; With car speed, vehicle acceleration, the deflection angle of estimation predetermined time interval, turn to rate, splice angle and hinged rate, said controller also is provided, with according to car speed, vehicle acceleration, the deflection angle of estimated predetermined time interval, turn to rate, splice angle and hinged rate to produce the moving event output signal; And
The traction seat actuator; Said traction seat actuator can be at forward facing position and is moved between the position backward; At said forward facing position, the most approaching said vehicle cab of said traction seat actuator, and in said position backward; Said traction seat actuator leaves said car accelerator farthest, and said traction seat actuator response is in the moving event output signal that is produced by said controller.
18. system as claimed in claim 17; It is characterized in that; Be in it backward during position less than predetermined deflection threshold value, said vehicle acceleration less than predetermined acceleration threshold value and said traction seat actuator when said car speed surpasses the predetermined speed threshold value of predetermined time interval, said deflection efficiency, produce said moving event output signal.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US12/883,614 US20110071736A1 (en) | 2009-09-22 | 2010-09-16 | Slidably adjustable fifth wheel hitch assembly for a vehicle and control system for the same |
| US12/883,614 | 2010-09-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102555706A true CN102555706A (en) | 2012-07-11 |
Family
ID=46457134
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011103059728A Pending CN102555706A (en) | 2010-09-16 | 2011-08-19 | Sliding adjustable traction seat hooking assembly of vehicle and control system thereof |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN102555706A (en) |
| BR (1) | BRPI1104630A2 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109367538A (en) * | 2018-10-25 | 2019-02-22 | 安徽江淮汽车集团股份有限公司 | A kind of tractor axle load self-adapting distribution method and regulating system |
| CN112004695A (en) * | 2018-02-21 | 2020-11-27 | 奥特莱德科技公司 | System and method for automated handling and processing of automotive trucks and tractor-trailers |
| CN114174155A (en) * | 2019-07-24 | 2022-03-11 | 沃尔沃卡车集团 | Traction seat releasing device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3971586A (en) * | 1969-11-03 | 1976-07-27 | Walter Selden Saunders | Drag reducer for land vehicles |
| CN101163621A (en) * | 2005-03-09 | 2008-04-16 | 萨福霍兰公司 | Fifth wheel slider assembly |
| WO2009096913A1 (en) * | 2008-01-30 | 2009-08-06 | Volvo Group North America, Inc. | Tractor trailer gap control system |
-
2011
- 2011-08-19 CN CN2011103059728A patent/CN102555706A/en active Pending
- 2011-09-15 BR BRPI1104630 patent/BRPI1104630A2/en not_active Application Discontinuation
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3971586A (en) * | 1969-11-03 | 1976-07-27 | Walter Selden Saunders | Drag reducer for land vehicles |
| CN101163621A (en) * | 2005-03-09 | 2008-04-16 | 萨福霍兰公司 | Fifth wheel slider assembly |
| WO2009096913A1 (en) * | 2008-01-30 | 2009-08-06 | Volvo Group North America, Inc. | Tractor trailer gap control system |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112004695A (en) * | 2018-02-21 | 2020-11-27 | 奥特莱德科技公司 | System and method for automated handling and processing of automotive trucks and tractor-trailers |
| CN109367538A (en) * | 2018-10-25 | 2019-02-22 | 安徽江淮汽车集团股份有限公司 | A kind of tractor axle load self-adapting distribution method and regulating system |
| CN114174155A (en) * | 2019-07-24 | 2022-03-11 | 沃尔沃卡车集团 | Traction seat releasing device |
Also Published As
| Publication number | Publication date |
|---|---|
| BRPI1104630A2 (en) | 2013-01-15 |
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Application publication date: 20120711 |