CN104590371A - Semi-trailer tractor steering device - Google Patents
Semi-trailer tractor steering device Download PDFInfo
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- CN104590371A CN104590371A CN201510005324.9A CN201510005324A CN104590371A CN 104590371 A CN104590371 A CN 104590371A CN 201510005324 A CN201510005324 A CN 201510005324A CN 104590371 A CN104590371 A CN 104590371A
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- attaching parts
- gear ring
- lower tray
- deep
- tractor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D13/00—Steering specially adapted for trailers
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Steering Control In Accordance With Driving Conditions (AREA)
- Guiding Agricultural Machines (AREA)
Abstract
The invention provides a semi-trailer tractor steering device, belongs to the technical field of vehicle traction and aims to solve a technical problem that a semi-trailer vehicle in an existing semi-trailer tractor cannot follow up and steer within a reasonable angle range. The semi-trailer tractor steering device comprises a lower tray connected with a tractor and an upper tray connected with a semi-trailer vehicle, wherein the lower tray and the upper tray are connected and can oppositely rotate; a steering mechanism capable of rotating and connected with semi-trailer vehicle wheels is arranged between the lower tray and the upper tray; when the lower tray steers within a preset angle, the steering mechanism is connected with the lower tray and rotates along with the lower tray; when the lower tray rotates to a position out of the preset angle, the steering mechanism is separated from the lower tray and connected with the upper tray; a follow-up steering angle of the semi-trailer vehicle wheels is controlled with a reasonable angle scope, and the semi-trailer vehicle wheels can steer in a follow-up manner, and do not steer excessively, so that the scope of a blind area is reduced, the accident occurrence probability is reduced, and the semi-trailer vehicle is prevented from drifting or laterally turning over.
Description
Technical field
The invention belongs to vehicle traction technique field, relate to a kind of steering hardware, especially a kind of tractor-truck steering hardware.
Background technology
Superimposed trailer is the same with all self-propelled vehiclees, in turning process, the traveling wheelmark of back wheels of vehicle and front-wheel is not on a camber line, and front interior turn radius of taking turns is larger, then, wheel turn radius is less, therefore, in front and back, wheel forms the difference of turn radius, thus easily produces blind area, chaufeur cannot see the road conditions in blind area clearly, if when having car or pedestrian to be positioned at blind area, the car of both sides or pedestrian just very easily blow down by superimposed trailer in turning process, thus cause safety misadventure.
For this situation, people have invented a kind of rear wheels of motor-vehicles that can make with the device of front-drive, such as, Authorization Notice No. is that the utility model of CN 103129613A discloses a kind of four-wheel steering assembly, comprise the near front wheel, left front spindle arm, left front steering shaft, front tension bar, right front spindle arm, off front wheel, right front steering shaft is linked in sequence, right back steering shaft, off hind wheel, right back spindle arm, back stay, left back steering shaft, left back spindle arm, off hind wheel is linked in sequence, driving lever and right front spindle arm hinged, follower lever and right back spindle arm hinged, driving lever can slide in follower lever, this steering hardware can realize trailing wheel follow-up steering, reduce semidiameter when trailing wheel and Nose Wheel Steering, thus blind area when reducing turning of motor vehicle, but following technical matters can be delivered when this device is used on superimposed trailer, because superimposed trailer vehicle body is longer, volume is larger, during turning, if rear wheel steering angle is too small, then trailing wheel follow-up steering effect is poor, between front and back wheel, turn radius difference is still larger, still there is blind area in a big way, if rear wheel steering angle is excessive, the superimposed trailer tailstock can be made again to produce larger inertia, easily cause superimposed trailer whipping or rollover, therefore, must by the controlling steering angle of superimposed trailer trailing wheel in rational scope.
In sum, in order to solve the technical matters that above-mentioned steering hardware exists, need to design a kind of tractor-truck steering hardware that semi-mounted wheel is turned in possible angle.
Summary of the invention
The object of the invention is the problems referred to above existed for prior art, propose a kind of tractor-truck steering hardware that semi-mounted wheel is turned in possible angle.
Object of the present invention realizes by following technical proposal: a kind of tractor-truck steering hardware, comprise the lower tray be connected with tractor truck and the top tray be connected with superimposed trailer, described lower tray is connected with top tray and top tray and lower tray can relatively rotate, described lower tray be provided with the rotatable and steering hardware be connected with semi-mounted wheel between top tray, when lower tray turns in predetermined angle, described steering hardware is connected with lower tray and rotates with lower tray, when lower tray turns to beyond predetermined angle, described steering hardware is separated with lower tray and is connected with top tray.
In above-mentioned a kind of tractor-truck steering hardware, described steering hardware comprises gear ring, first attaching parts and the second attaching parts, described gear ring is arranged between top tray with lower tray and gear ring is connected with superimposed trailer wheel, described first attaching parts is arranged in lower tray and also can moves in lower tray, described second attaching parts is arranged on gear ring and also can moves on gear ring, when lower tray rotational angle is more than or equal to gear ring maximum rotation angle, described first attaching parts contacts with gear ring and gear ring is rotated with lower tray, when lower tray rotational angle is greater than gear ring maximum rotation angle, described first attaching parts is separated with gear ring and the second attaching parts contacts with top tray and gear ring is stopped operating.
In above-mentioned a kind of tractor-truck steering hardware, offering first at top tray end face turns to groove and second to turn to groove, top tray madial wall offers the first spacing hole, gear ring madial wall offers the second spacing hole, first attaching parts upper end is stretched into first and is turned in groove, described second attaching parts upper end is stretched into second and is turned in groove, when lower tray rotational angle is more than or equal to gear ring maximum rotation angle, first attaching parts lower end is positioned at the first spacing hole and gear ring rotates with lower tray, when lower tray rotational angle is greater than gear ring maximum rotation angle, first attaching parts exits the first spacing hole and the second attaching parts lower end is stretched in the second spacing hole.
In above-mentioned a kind of tractor-truck steering hardware, described first turns to groove to comprise the first deep-slotted chip breaker, second deep-slotted chip breaker and be communicated with two first straight-line grooves of the first deep-slotted chip breaker and the second deep-slotted chip breaker respectively, first deep-slotted chip breaker radius is greater than the second deep-slotted chip breaker radius, described second turns to groove to comprise the 3rd deep-slotted chip breaker, the second straight-line groove being arranged at the 3rd deep-slotted chip breaker two ends respectively and the 4th deep-slotted chip breaker be connected with two second straight-line grooves respectively, when lower tray rotational angle is less than or equal to gear ring maximum rotation angle, described first attaching parts moves in the first deep-slotted chip breaker and the second attaching parts moves in the 3rd deep-slotted chip breaker, when lower tray rotational angle is greater than gear ring maximum rotation angle, described first attaching parts is through the first straight-line groove and move in the second deep-slotted chip breaker and the first attaching parts exits the first spacing hole, described second attaching parts to enter in the 4th deep-slotted chip breaker and the second attaching parts stretches in the second spacing hole through the second straight hole.
In above-mentioned a kind of tractor-truck steering hardware, in described lower tray, radial direction offers the first accommodation hole, described first attaching parts potential energy moves radially and makes the first attaching parts lower end stretch in the second spacing hole in the first accommodation hole, described gear ring offers the second accommodation hole, described second attaching parts moves radially and the second attaching parts lower end can be made to stretch in the first spacing hole in the second accommodation hole.
In above-mentioned a kind of tractor-truck steering hardware, described first attaching parts and the second attaching parts are " L " shape.
In above-mentioned a kind of tractor-truck steering hardware, described predetermined angle is the angle angle of the center line of the first spacing hole and the center line of two second spacing holes, and described angle angle is 0 °-30 °.
In above-mentioned a kind of tractor-truck steering hardware, deflector is provided with between described superimposed trailer wheel and steering hardware, described deflector comprises drive link, turns to body, lateral connecting rod, described drive link two ends respectively with gear ring and turn to body to be connected with a joggle, described lateral connecting rod one end is connected with turning to body, the other end is connected with semi-mounted wheel, described shackle rod gear motion semi-mounted wheel is turned to tractor truck on gear ring.
Compared with prior art, the present invention has following beneficial effect:
When the steering angle of traction wheel is in semi-mounted wheel steering locking angle degree, the steering angle of semi-mounted wheel is identical with the steering angle of traction wheel and steering direction is contrary, when the steering locking angle that the steering angle drawing wheel is greater than semi-mounted wheel is spent, the steering angle of semi-mounted wheel is limited in its steering locking angle degree place, and the steering angle drawing wheel can continue to increase, so, make the follow-up steering Angle ambiguity of semi-mounted wheel in a rational angular range, semi-mounted wheel can follow-up steering, simultaneously can not ovdersteering, reduce the scope of blind area, minimizing accident occurrence probability, also superimposed trailer whipping or rollover is prevented.
Accompanying drawing explanation
Fig. 1 is the scheme of installation of a preferred embodiment of the present invention.
Fig. 2 is the cutaway view of a preferred embodiment of the present invention.
Fig. 3 is the cutaway view of A-A in Fig. 2.
Fig. 4 is the cutaway view of B-B in Fig. 2.
Fig. 5 is the cutaway view of C-C in Fig. 2.
Fig. 6 is another constitution diagram of Fig. 5.
Fig. 7 is the corresponding constitution diagram of Fig. 6.
Fig. 8 is another constitution diagram of Fig. 5.
Fig. 9 is the corresponding constitution diagram of Fig. 8.
Another constitution diagram of Figure 10 Fig. 5.
Figure 11 is the corresponding constitution diagram of Figure 10.
Figure 12 is the planar view of steering shaft in a preferred embodiment of the present invention.
In figure, 1, superimposed trailer; 2, tractor truck; 100, top tray; 110, limit cover; 111, the first spacing hole; 120, container cavity; 121, the first circuit orbit; 122, the second circuit orbit; 130, first groove is turned to; 131, the first deep-slotted chip breaker; 132, the second deep-slotted chip breaker; 133, the first straight-line groove; 140, second groove is turned to; 141, the 3rd deep-slotted chip breaker; 142, the 4th deep-slotted chip breaker; 143, the second straight-line groove; 200, lower tray; 210, chassis; 220, rotating shaft; 221, the first attaching parts; 230, radial depressions portion; 240, the first accommodation hole; 300, gear ring; 310, the second spacing hole; 320, the second attaching parts; 330, the second accommodation hole; 400, deflector; 410, drive link; 420, body is turned to; 430, lateral connecting rod.
Detailed description of the invention
Be below specific embodiments of the invention and by reference to the accompanying drawings, technical scheme of the present invention is further described, but the present invention be not limited to these embodiments.
Embodiments of the invention are all as the criterion with the travel direction of tractor-truck, and the arrow points direction in accompanying drawing represents the travel direction of tractor-truck in the present embodiment.
As shown in Figure 1 and Figure 2, a kind of tractor-truck steering hardware, comprises the top tray 100 be connected with superimposed trailer 1 and the lower tray 200 be connected with tractor truck 2, and top tray 100 is circle with the aspect of lower tray 200.
Top tray 100 lower surface periphery has extended to form limit cover 110 downwards, container cavity 120 is formed between limit cover 110 and top tray 100, cover on limit on 110 madial walls and offer two first spacing holes 111, two first spacing holes 111 with the axis of top tray 100 for center line is symmetrical arranged, as Fig. 3, Fig. 7, Fig. 9, shown in Figure 11, offering first at top tray 100 end face turns to groove 130 and second to turn to groove 140, first turns to groove 130 to comprise the first deep-slotted chip breaker 131, second deep-slotted chip breaker 132 and respectively by two first straight-line grooves 133 that the first deep-slotted chip breaker 131 is communicated with the second deep-slotted chip breaker 132 two ends, first deep-slotted chip breaker 131 radius is greater than the second deep-slotted chip breaker 132 radius, described second turns to groove 140 to comprise the 3rd deep-slotted chip breaker 141, the second straight-line groove 143 being arranged at the 3rd deep-slotted chip breaker 141 two ends respectively and the 4th deep-slotted chip breaker 142 be connected with two second straight-line grooves 143 respectively, first straight-line groove 133 is positioned in same radius near one end of the 3rd deep-slotted chip breaker 141 near one end of the first deep-slotted chip breaker 131 and the second straight-line groove 143.
The rotating shaft 220 that lower tray 200 comprises chassis 210 and is connected with chassis 210, described rotating shaft 220 diameter is less than chassis 210 diameter and is formed with radial depressions portion 230 between rotating shaft 220 and chassis 210, whole lower tray 200 is positioned at the container cavity 120 of top tray 100, while cover 110 madial walls and chassis 210 lateral wall separates, under the effect of limit cover 110, prevent dust or other impurity from entering into top tray 100 with in lower tray 200, ensure that the cleaning between top tray 100 and lower tray 200, lower tray 200 is connected with top tray 100 and top tray 100 and lower tray 200 can relatively rotate.
Gear ring 300 is provided with between top tray 100 and lower tray 200, gear ring 300 respectively at top tray 100 and lower tray 200 coaxial, gear ring 300 to be sheathed in rotating shaft 220 and circumference can to rotate in rotating shaft 220, described gear ring 300 respectively and lower tray 200 and lower tray 200 separate and between gear ring 300 and lower tray 200, be formed with the first circuit orbit 121, gear ring 300 and limit are formed with the second circuit orbit 122 between covering 110, gear ring 300 madial wall offers the second spacing hole 310, the center line of the second spacing hole 310 overlaps with the axis of gear ring 300, two first spacing holes 111 are symmetrical arranged relative to the second spacing hole 310, the outside face of this gear ring 300 has external gear, the deflector 400 controlling semi-mounted wheel steering is provided with between this gear ring 300 and semi-mounted wheel, this deflector 400 is connected with a joggle with gear ring 300.
As shown in Figures 2 to 11, rotating shaft 220 is provided with first attaching parts 221 that can move radially in rotating shaft 220, first attaching parts 221 is " L " type, its upper end is stretched into first and is turned in groove 130, lower end is being positioned at the first circuit orbit 121 and is stretching into the second spacing hole 310, and it is " L " type that gear ring 300 is provided with second attaching parts 320, second attaching parts 320 that can move radially on gear ring 300, its upper end is positioned at second and turns to groove 140, and lower end is positioned at the second circuit orbit 122.
When tractor truck 2 turns to, lower tray 200 is rotated, first attaching parts 221 upper end turns in groove 130 mobile first, under the restriction of the first attaching parts 221, gear ring 300 rotates with lower tray 200, second attaching parts 320 upper end turns in groove 140 mobile second, lower end is mobile in the second circuit orbit 122, while gear ring 300 rotates, deflector 400 is made to drive semi-mounted wheel steering, thus realize superimposed trailer 1 and synchronously turn to tractor truck 2, superimposed trailer 1 is contrary with the steering direction of tractor truck 2 and steering angle is identical, when the first attaching parts 221 is entered in the first straight-line groove 133 by the first deep-slotted chip breaker 131, first attaching parts 221 lower end exits the second spacing hole 310 gradually, meanwhile, second attaching parts 320 enters in the 4th deep-slotted chip breaker 142 through the second straight-line groove 143, second attaching parts 320 lower end progresses in the first spacing hole 111, now, under the position-limiting action of the first spacing hole 111, second attaching parts 320 stops mobile, the direction that gear ring 300 cannot continue to lower tray 200 is identical is rotated, the steering angle of semi-mounted wheel is limited in the angular range preset that two first spacing holes 111 and top tray 100 center formed, and the first attaching parts 221 departs from gear ring 300, it enters into the second deep-slotted chip breaker 132 by the first straight-line groove 133 and continues mobile in the second deep-slotted chip breaker 132, the steering angle of traction wheel can continue to increase.
The present invention adopts said structure, gear ring 300 is set between top tray 100 and lower tray 200, first attaching parts 221 and the second attaching parts 320, install between gear ring 300 and semi-mounted wheel and can control superimposed trailer and take turns the deflector 400 turned to, contacted with gear ring 300 by the first attaching parts 221, gear ring 300 is driven to rotate when lower tray 200 is rotated, realize semi-mounted wheel synchronously to turn to traction wheel, when gear ring 300 turns to its predetermined angle, second attaching parts 320 contacts with top tray 100 and gear ring 300 is stopped operating, and the first attaching parts 221 departs from gear ring 300, lower tray 200 can be rotated further, the steering direction of tractor truck 2 is greater than the steering direction of superimposed trailer 1 all the time, by within the specific limits spacing for superimposed trailer 1 steering angle, so make semi-mounted wheel synchronously can turn to traction wheel, also avoid semi-mounted wheel oversteer simultaneously, thus prevent superimposed trailer 1 whipping serious or overturn.
As Fig. 4, Fig. 5, Fig. 6, Fig. 8, shown in Figure 10, in described lower tray 200, radial direction offers the first accommodation hole 240, first attaching parts 221 is positioned at the first accommodation hole 240 and can moves radially at the first accommodation hole 240, mobile in the first accommodation hole 240 by the first attaching parts 221, the first attaching parts 221 can be realized contact with gear ring 300 or be separated, when gear ring 300 rotates in the scope of two first spacing holes 111, first attaching parts 221 to stretch in the second spacing hole 310 and makes the first attaching parts 221 lower end stretch in the second spacing hole 310, now, the rotational of gear ring 300 makes semi-mounted wheel with traction wheel steering, and when gear ring 300 turns to the first spacing hole 111, first attaching parts 221 moves to the first accommodation hole 240 rear end and exits the second spacing hole 310, after first attaching parts 221 departs from gear ring 300, described gear ring 300 offers the second accommodation hole 330, described second attaching parts 320 is positioned at the second accommodation hole 330 and moves radially at the second accommodation hole 330, mobile in the second accommodation hole 330 by the second attaching parts 320, the second attaching parts 320 can be realized contact with gear ring 300 or be separated, second attaching parts 320 is mobile in the second accommodation hole 330 under the effect of the second straight-line groove 143, second attaching parts 320 enters in the first spacing hole 111, gear ring 300 is no longer rotated further, thus realize the locking of semi-mounted wheel steering.
Further, the angle angle of the center line of the first spacing hole 111 and the center line of two second spacing holes 310 is 30 °, the angle angle of the center line of the first spacing hole 111 and the center line of the second spacing hole 310 determines the rotational angle of gear ring 300, and the rotational angle of gear ring 300 determines the steering angle of semi-mounted wheel, when the angle angle of the center line of the first spacing hole 111 and the center line of two second spacing holes 310 is respectively 30 °, semi-mounted wheel can turn in the scope of each 30 ° of left and right and steering angle is contrary with tractor truck 2 steering angle, because the length of tractor-truck 2 is different, tractor truck 2 is distinguished to some extent with the turning radius difference of superimposed trailer 1, therefore, this steering range of 30 ° determines according to the length of general tractor-truck 2, it is not unique angle value, when the entire length of tractor-truck 2 changes to some extent according to its model etc., the angle angle of the center line of the first spacing hole 111 and the center line of two second spacing holes 310 also can be other angle value, as long as adapt with the length of tractor-truck 2.
As shown in figure 12, deflector 400 is provided with between described superimposed trailer 1 wheel and steering hardware, described deflector 400 comprises drive link 410, turn to body 420, lateral connecting rod 430, described drive link 410 two ends are respectively with gear ring 300 with turn to body 420 to be connected with a joggle, described lateral connecting rod 430 one end is connected with turning to body 420, the other end is connected with semi-mounted wheel, when tractor truck 2 turns to side, to be engaged with gear ring 300 by shackle rod and control to turn to body 420 to pull the lateral connecting rod 430 of opposite side, semi-mounted wheel is turned to the side contrary with traction wheel, realize superimposed trailer 1 synchronously to turn to tractor truck 2.
The present invention in an initial condition, tractor truck 2 overlaps with the axis of superimposed trailer 1, when tractor truck 2 turns to side, lower tray 200 is rotated, first attaching parts 221 upper end is mobile in the first deep-slotted chip breaker 131, under the restriction of the first attaching parts 221, gear ring 300 rotates with lower tray 200, second attaching parts 320 upper end is mobile in the second deep-slotted chip breaker 132, lower end is mobile in the second circuit orbit 122, while gear ring 300 rotates, deflector 400 is made to drive semi-mounted wheel to the directional steering contrary with traction wheel, thus realize superimposed trailer 1 and synchronously turn to tractor truck 2, superimposed trailer 1 is contrary with the steering direction of tractor truck 2 and steering angle is identical, when the first attaching parts 221 is entered in the first straight-line groove 133 by the first deep-slotted chip breaker 131, first attaching parts 221 lower end exits the second spacing hole 310 gradually, meanwhile, second attaching parts 320 enters in the 4th deep-slotted chip breaker 142 through the second straight-line groove 143, second attaching parts 320 lower end progresses in the first spacing hole 111, now, under the position-limiting action of the first spacing hole 111, second attaching parts 320 stops mobile, the direction that gear ring 300 cannot continue to lower tray 200 is identical is rotated, the steering angle of semi-mounted wheel is limited in the angular range that two first spacing holes 111 and top tray 100 center formed, and the first attaching parts 221 departs from gear ring 300, it enters into the second deep-slotted chip breaker 132 by the first straight-line groove 133 and continues mobile in the second deep-slotted chip breaker 132, the steering angle of traction wheel can continue to increase, when tractor truck 2 turns to other side, principle is the same.
By this structure, achieve superimposed trailer 1 and tractor truck 2 and synchronously turn to, reduce semi-mounted wheel and semidiameter during traction wheel steering, thus reduce the scope of blind area, decrease the occurrence probability of accident, meanwhile, the steering angle of superimposed trailer 1 is restricted, also prevent semi-mounted wheel ovdersteering, avoid the serious whipping of superimposed trailer 1 or rollover.
Specific embodiment described herein is only to the explanation for example of the present invention's spirit.Those skilled in the art can make various amendment or supplement or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present invention or surmount the scope that appended claims defines.
Claims (8)
1. a tractor-truck steering hardware, comprise the lower tray be connected with tractor truck and the top tray be connected with superimposed trailer, described lower tray is connected with top tray and top tray and lower tray can relatively rotate, it is characterized in that: described lower tray be provided with the rotatable and steering hardware be connected with semi-mounted wheel between top tray, when lower tray turns in predetermined angle, described steering hardware is connected with lower tray and rotates with lower tray, when lower tray turns to beyond predetermined angle, described steering hardware is separated with lower tray and is connected with top tray.
2. a kind of tractor-truck steering hardware according to claim 1, it is characterized in that: described steering hardware comprises gear ring, first attaching parts and the second attaching parts, described gear ring is arranged between top tray with lower tray and gear ring is connected with superimposed trailer wheel, described first attaching parts is arranged in lower tray and also can moves in lower tray, described second attaching parts is arranged on gear ring and also can moves on gear ring, when lower tray rotational angle is more than or equal to gear ring maximum rotation angle, described first attaching parts contacts with gear ring and gear ring is rotated with lower tray, when lower tray rotational angle is greater than gear ring maximum rotation angle, described first attaching parts is separated with gear ring and the second attaching parts contacts with top tray and gear ring is stopped operating.
3. a kind of tractor-truck steering hardware according to claim 2, it is characterized in that: offer first at top tray end face and turn to groove and second to turn to groove, top tray madial wall offers the first spacing hole, gear ring madial wall offers the second spacing hole, first attaching parts upper end is stretched into first and is turned in groove, described second attaching parts upper end is stretched into second and is turned in groove, when lower tray rotational angle is more than or equal to gear ring maximum rotation angle, first attaching parts lower end is positioned at the first spacing hole and gear ring rotates with lower tray, when lower tray rotational angle is greater than gear ring maximum rotation angle, first attaching parts exits the first spacing hole and the second attaching parts lower end is stretched in the second spacing hole.
4. a kind of tractor-truck steering hardware according to claim 3, it is characterized in that: described first turns to groove to comprise the first deep-slotted chip breaker, second deep-slotted chip breaker and be communicated with two first straight-line grooves of the first deep-slotted chip breaker and the second deep-slotted chip breaker respectively, first deep-slotted chip breaker radius is greater than the second deep-slotted chip breaker radius, described second turns to groove to comprise the 3rd deep-slotted chip breaker, the second straight-line groove being arranged at the 3rd deep-slotted chip breaker two ends respectively and the 4th deep-slotted chip breaker be connected with two second straight-line grooves respectively, when lower tray rotational angle is less than or equal to gear ring maximum rotation angle, described first attaching parts moves in the first deep-slotted chip breaker and the second attaching parts moves in the 3rd deep-slotted chip breaker, when lower tray rotational angle is greater than gear ring maximum rotation angle, described first attaching parts is through the first straight-line groove and move in the second deep-slotted chip breaker and the first attaching parts exits the first spacing hole, described second attaching parts to enter in the 4th deep-slotted chip breaker and the second attaching parts stretches in the second spacing hole through the second straight hole.
5. a kind of tractor-truck steering hardware according to claim 4, it is characterized in that: in described lower tray, radial direction offers the first accommodation hole, described first attaching parts potential energy moves radially and makes the first attaching parts lower end stretch in the second spacing hole in the first accommodation hole, described gear ring offers the second accommodation hole, described second attaching parts moves radially and the second attaching parts lower end can be made to stretch in the first spacing hole in the second accommodation hole.
6. a kind of tractor-truck steering hardware according to Claims 2 or 3 or 4 or 5, is characterized in that: described first attaching parts and the second attaching parts are " L " shape.
7. a kind of tractor-truck steering hardware according to claim 3 or 4 or 5, is characterized in that: described predetermined angle is the angle angle of the center line of the first spacing hole and the center line of two second spacing holes, and described angle angle is 0 °-30 °.
8. a kind of tractor-truck steering hardware according to claim 1, it is characterized in that: between described superimposed trailer wheel and steering hardware, be provided with deflector, described deflector comprises drive link, turns to body, lateral connecting rod, described drive link two ends respectively with gear ring and turn to body to be connected with a joggle, described lateral connecting rod one end is connected with turning to body, the other end is connected with semi-mounted wheel, described shackle rod gear motion semi-mounted wheel is turned to tractor truck on gear ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510005324.9A CN104590371B (en) | 2015-01-04 | 2015-01-04 | A kind of tractor-truck steering hardware |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510005324.9A CN104590371B (en) | 2015-01-04 | 2015-01-04 | A kind of tractor-truck steering hardware |
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| CN104590371A true CN104590371A (en) | 2015-05-06 |
| CN104590371B CN104590371B (en) | 2015-11-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510005324.9A Active CN104590371B (en) | 2015-01-04 | 2015-01-04 | A kind of tractor-truck steering hardware |
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| CN104670326A (en) * | 2015-01-04 | 2015-06-03 | 宁波工程学院 | High-resistance stable steering device of semi-trailer tractor |
| CN112477861A (en) * | 2019-08-20 | 2021-03-12 | 北京图森智途科技有限公司 | Driving control method and device for automatic driving truck and automatic driving truck |
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| CN112477861A (en) * | 2019-08-20 | 2021-03-12 | 北京图森智途科技有限公司 | Driving control method and device for automatic driving truck and automatic driving truck |
| CN112477861B (en) * | 2019-08-20 | 2022-05-24 | 北京图森智途科技有限公司 | Driving control method and device for automatic driving truck and automatic driving truck |
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| CN104590371B (en) | 2015-11-25 |
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