714results about "Tractor-trailer combinations" patented technology

The invention discloses a semitrailer frame and a loading and unloading method thereof, and relates to the technical field of semitrailers, the semitrailer frame comprises a longitudinal beam frame, a plurality of cross beams are fixedly welded in the longitudinal beam frame and on the front side and the rear side of the longitudinal beam frame, a traction pin mechanism is arranged at the bottom of the longitudinal beam frame, and a plurality of first connecting holes are formed in the tops of the longitudinal beam frame and the cross beams; the panel mechanism comprises a connecting panel and a bearing panel, a plurality of first mounting grooves are formed in the connecting panel, first bolts are arranged in the first mounting grooves in a penetrating and threaded mode, the first bolts are in threaded connection with the first connecting holes, and the bottom of the connecting panel is attached to the top of the longitudinal beam frame and the top of the cross beam. Inertial impact force generated by the full-load carriage during emergency braking can be effectively buffered, so that a connecting and fixing mechanism between the carriage and the bearing panel and a frame are effectively prevented from being damaged by large inertial impact force, goods can be effectively prevented from being damaged by the large inertial impact force, and the transportation loss of the goods is reduced.

In some embodiments, techniques are provided for autonomously backing a vehicle (such as a Class 8 truck) to a trailer. In some embodiments, environment sensors such as image sensors and range sensors mounted to the vehicle detect a trailer and determine distances between the trailer and the vehicle as well as relative angles of the trailer and the vehicle. In some embodiments, the vehicle determines a path to the trailer based on this information, and autonomously controls braking, torque, and / or steering of the vehicle to autonomously back the vehicle along the determined path.

The present application relates to the technical field of saddle, especially to a kind of electric sliding saddle mechanism and its sliding adjusting method, electric sliding saddle mechanism includes two parallel slide rails, mobile support, saddle body and driving mechanism, slide rail is uniformly provided with multiple locking grooves;Mobile support is slidably installed in slide rail, locking device is arranged on mobile support, locking device is suitable for switching between locking state and unlocking state, saddle body is fixed to mobile support, driving mechanism is connected with mobile support, mobile support and saddle body are driven to move forward and backward on slide rail by driving mechanism, locking device can be locked with locking groove at any time during movement, so that mobile support and saddle body are in the position required.The present application can realize the adjustment of saddle body at any position on slide rail by controlling driving mechanism and locking device, and the adjustment is simple, and the whole adjustment process can be completed by only one operator, to realize the accurate adjustment of sliding saddle.

The invention relates to a semitrailer traction pin assembly (1) for an articulated vehicle, comprising a traction pin (2) defining an axis of rotation (A) wherein the traction pin (2) has a traction pin flange (3) for directly or indirectly connecting the traction pin (2) to the semitrailer. The traction pin assembly (1) further comprises an angle measuring device (15) at least partially embedded in the traction pin (2), the device having a shaft (17) rotatably mounted about the axis of rotation (A), and a transmission member (18) connected to the shaft (17), the transmission member (18) being pivotable about the axis of rotation (A).

A method of autonomously maneuvering a vehicle using environment sensors comprises calculating first coordinate data based on information received from environment sensors mounted on a first portion of the vehicle; determining, based on the first coordinate data, a first target at a first location; determining a path to maneuver the vehicle to the first location; determining and transmitting commands to autonomously control the vehicle to maneuver to the first location; calculating second coordinate data based on information received from environment sensors mounted on a second portion of the vehicle; determining based on the second coordinate data, a second target at a second location, determining a path to maneuver the vehicle from the first location to the second location; and determining and transmitting commands to autonomously control the vehicle to maneuver from the first location to the second location. Suitably configured vehicles (e.g., tractor units) are also described.

A locking mechanism of a trailer carriage includes a transmission shaft, two bolts, an airbag, and a swing arm. The transmission shaft is pivoted to the carriage and extends in a length direction of the carriage; the two bolts are movably connected to two sides of the carriage in a penetrating manner, each bolt is movable in a width direction of the carriage between a first position where the bolt is accommodated in the carriage and a second position where the bolt protrudes from a side edge of the carriage; and one end of the swing arm is connected to the transmission shaft and a connecting seat is formed at the other end of the swing arm, and one end of the airbag is connected to the carriage and the other end of the airbag is connected to the connecting seat.

The aspects of the disclosed embodiments relate to a system for transferring a crawler chassis work machine, wherein the system includesan articulated frame steered transfer vehicle with a tow point, at least one dump hinge implemented with a transverse pivot shaft, a dump bed articulated with thee dump hinge, and a support point placed at a distance below the dump hinge,a low trailer with a platform for supporting the work machine on the low trailer during transfer, and a drawbar for fastening the low trailer pivotally to the tow point for towing the low trailer with the transfer vehicle,a draw arrangement supported to the pivot shaft and the support point non-rotatably with a torque arm included in the draw arrangement, wherein the draw arrangement includes a draw element for connecting the low trailer to the transfer vehicle with the draw arrangement.

A trailer control box may receive a wireless message from a controller of the tractor. The trailer control box may validate and authenticating the message. The trailer control box may control an emergency-brake valve based on the message when the message is an emergency-brake command. The trailer control box may control a service-brake valve based on the message when the message is a service-brake command. The trailer control box may control at least one switch to operate trailer lights based on the message when the message is a light command. In certain embodiments, autonomous-capable socket is mounted to a trailer and includes: a chamfered outer casing, a plurality of electrical connectors, a service-brake air aperture, and an emergency-brake air aperture. The autonomous-capable socket required a single autonomous connection by an autonomous tractor.

A new tracked vehicle arrangement with a main vehicle and a trailer, where each of the main vehicle and the trailer have a track assembly on either side, and the tracks of the trailer are driven by the prime mover of the main vehicle. In the longitudinal direction of the main vehicle, only a small fraction (less than 25%) of the length of the main vehicle's cab, which is mounted above the frame, overlies the main vehicle's track assemblies, whereas the fuel tank is located between the cab and the prime mover. In a widthwise direction of the tracked vehicle, the fuel tank at least partly overlies the right and left track assemblies. This provides a counterbalance for the trailer, which has a platform attached by a first pivotable connection to the frame of the main vehicle and by a second pivotable connection to the frame of the trailer.

This invention provides a system and method for reliably interconnecting a native gladhand on a trailer with an AV truck, in which the gladhand can vary in placement and type on the trailer front. A visually guided robot manipulator arm accesses the trailer front. The arm includes an end effector assembly that is arranged to visually navigate to the gladhand and engage the gladhand by latching onto a gladhand using a connection tool that includes a hinged gladhand / wedge capture assembly and a pressurized clamping connection plate that selectively engages the trailer gladhand seal. The capture assembly is arranged to accommodate different gladhand geometries in latching thereonto. The connection tool includes a hinge that is spring-loaded in both a locked and unlocked bistable state, and sensors monitor the state. The system can include passive or active compliance elements that accommodate moderate misalignment between the engaged gladhand and the robotic arm / connection tool.

Devices are for compensating for the roll of a fifth-wheel coupling, such as on a prime mover towing a semi-trailer. An automated compensation system for a fifth-wheel coupling mounted on a towing vehicle unit includes a first pivoting support to support one lateral side of the fifth-wheel coupling; a second pivoting support to support an opposite lateral side of the fifth-wheel coupling; an actuator configured to cause movement of the first and second pivoting supports; a sensor to sense a parameter relevant to determining whether roll compensation is required for the vehicle; a controller configured to receive a sensor output of the sensor and to determine whether roll compensation is required based on the sensor output, the controller being further configured to issue a control signal to cause the actuator to move the first and second pivoting supports when the controller determines that roll compensation is required.

Inspection robots with flexible wheel / motor positioning are described. An example inspection robot may have a housing having a first connector positioned on a first side of the housing, and a second connector positioned on a second side of the housing. A first drive module may include a wheel and a motor and be operatively coupled to the first connector. A second drive module may include a wheel and a second motor and be operatively coupled to the second connector, where the wheel may be interposed between the second connector and the second motor.

A trailer control box may receive a wireless message from a controller of the tractor. The trailer control box may validate and authenticating the message. The trailer control box may control an emergency-brake valve based on the message when the message is an emergency-brake command. The trailer control box may control a service-brake valve based on the message when the message is a service-brake command. The trailer control box may control at least one switch to operate trailer lights based on the message when the message is a light command. In certain embodiments, autonomous-capable socket is mounted to a trailer and includes: a chamfered outer casing, a plurality of electrical connectors, a service-brake air aperture, and an emergency-brake air aperture. The autonomous-capable socket required a single autonomous connection by an autonomous tractor.

A quasi-cylindrical cargo container is formed of a plurality of rigid, curved panels together forming first and second semi-cylindrical shells, and a plurality of rigid, flat extension panels bridging the first and second semi-cylindrical shells. A method of manufacturing the container includes forming the first and second semi-cylindrical shell from the curved panels, forming the quasi-cylindrical shell from the first and second semi-cylindrical shells and the flat extension panels, forming collars conformably encompassing the quasi-cylindrical shell, constricting the collars to compress joints formed at abutting edges of pairs of adjacent panels, rolling the shell and collars sequentially to bring the joints to a lower position, welding inside seams of the joints when at the lower position, removing the collars, rolling the shell sequentially to bring the joints to an upper position, and welding outside seams of the joints when at the upper position.

Apparatus and related methods relate to a trailer with interchangeable modules. In an illustrative embodiment, a trailer may be configured to be towed by a pickup truck with a bed. The trailer may, for example, include a chassis that is at least partially exposed. A drive module may, for example, be configured to generate rotary motion from an energy storage module. A plurality of interchangeable modules may, for example, be configured to selectively and releasably couple to the trailer via mount modules. The interchangeable modules may, for example, include a fluid transfer pump module configured to transfer fluid from an inflow conduit to a receptacle external to the trailer. A pressure vessel may, for example, be configured to transport hazardous gas. A flatbed deck may, for example, be configured to cover the chassis in at least the location of the pressure vessel. Various embodiments may advantageously provide seasonal adaptability.

A method is disclosed for controlling motion of a heavy-duty vehicle. Information is obtained related to an upcoming vehicle path and vehicle maneuver along the path; and related to a road friction coefficient along the path. Lateral and longitudinal wheel slip limits are configured for at least two wheels of an axle or lumped group-axle on the vehicle. The lateral and longitudinal wheel slip values are related to respective lateral and longitudinal tyre force values via a pre-determined combined tyre slip model. A vehicle motion profile is determined for performing the vehicle maneuver as a solution to a non-linear optimal control problem (NOCP). The NOCP is constrained by the lateral and longitudinal wheel slip limits and formulated to account for the road friction coefficient and / or curvature along the upcoming vehicle path. Motion of the vehicle is controlled along the path based on the determined target vehicle motion profile.

A safety system for a towing vehicle and a towed object including a towing vehicle coupling, a towed vehicle connection point that is engageable with the towing vehicle coupling, a coupling lock that is movable between a locked and unlocked positions, a lock sensor that is operative to detect whether the coupling lock is in the locked or unlocked position, a brake system that is moveable between a brake system engaged position and a brake system disengaged position, a controller, wherein the controller is in operative connection with the lock sensor and the brake system, and wherein the controller is operative to receive signals from the lock sensor, wherein in response to a signal from the lock sensor indicating the coupling lock is in the locked position, the controller is operative to enable the brake system to be in the disengaged position through manipulation of manual parking brake valve.

The utility model discloses a self-locking type hydraulic supporting mechanism, which belongs to the technical field of transport trailer structures, and particularly comprises a trailer, a hydraulic cylinder and an anti-overturning structure, and the trailer is provided with an air cylinder and a vehicle-mounted storage battery; the hydraulic cylinder is connected with a vehicle-mounted storage battery, the hydraulic cylinder replaces a front side supporting leg of the trailer, a cylinder body a of the hydraulic cylinder is installed on the front side of the trailer, and a piston rod a of the hydraulic cylinder points to the ground. The anti-overturning structure is arranged between the cylinder body a and the piston rod a and used for preventing the piston rod a from retracting inwards, the self-locking type hydraulic supporting mechanism can be remotely controlled to automatically ascend and descend (or can be operated in a cab) under the condition of power failure and fuel cut, a traction disc can be separated from a trailer, and disengaging and connecting of the tractor and the trailer can be completed in about one minute. And the labor intensity and the unhooking time are greatly reduced.

The utility model discloses an improved traction seat, and relates to the technical field of traction seats. The traction seat comprises a traction seat plate and further comprises installation lug plates arranged at the rear ends of the two sides of the bottom of the traction seat plate, a handle is connected to the rear end of one side in the traction seat plate in a penetrating mode, and a locking block is arranged on the inner side of the traction seat plate on one side of the handle. The protection assembly is arranged at the bottom of the traction seat plate, the protection cover plate is connected to the bottom of the traction seat plate in a covering mode during use, meanwhile, the assembly holes are aligned with the fixing screw holes formed in the traction seat plate in a one-to-one mode, and then fastening bolts penetrate through the assembly holes and are inserted into the fixing screw holes to be screwed tightly. The purpose of stably installing the protective cover plate at the bottom of the traction seat plate can be achieved, the protective cover plate is used for isolating and protecting internal parts of the traction seat plate so as to prevent high-speed moving foreign matters thrown up in the running process of a vehicle from damaging the parts of the traction seat or clamping a tension spring of the traction seat, and normal and safe use of the traction seat is ensured.

Fifth wheel coupling with a camera (30) comprising a coupling plate (10) and a bearing element (20) with which the coupling plate (10) can be fastened to a towing vehicle, wherein the coupling plate (10) has a centrally arranged locking region (11) for receiving a kingpin and an entry opening (12) running in a longitudinal axis (x), which is delimited on both sides by two entry horns (13a, 13b), characterized in that the camera (30) is fastened to the bearing element (20).

The present application relates to a kind of load carrying carriage for freight semi-trailer, comprising: load carrying carriage body, including load carrying base, and front side plate, side fender and carriage door body;Multi-functional unloading assembly, including a plurality of unloading pipes connected in correspondence with interval and fixed to the both sides of the load carrying base, the load carrying base is respectively recessed with first embedded platform in the position corresponding to unloading pipe, the upper side of first embedded platform is detachably installed with corresponding link ring plate, the bottom side of link ring plate is respectively provided with corresponding second embedded platform upward, the bottom side of second embedded platform is respectively fixed with corresponding closed support plate;The support column is fixed to the bottom of closed support plate downward, the bottom of support column is respectively fixed with integral support plate connected to the bottom of unloading pipe.The present application can effectively carry weight according to demand, so as to effectively adapt to higher goods loading height, and can quickly and conveniently unload bulk cargo according to demand.

The application discloses a bulk feed semi-trailer, and relates to the technical field of bulk feed semi-trailers, which comprises a chassis and a resistance spring, driving wheels are arranged below the chassis, a connecting hole is formed in the middle of the left end of the chassis, lifting rods are symmetrically and rotatably connected to the left part of the chassis, sleeves are sleeved with the upper ends of the lifting rods, telescopic rods are symmetrically and rotatably connected to the right part of the chassis, a vehicle hopper is rotatably connected to the upper part of the telescopic rods, a push rod is rotatably connected to the right end of the vehicle hopper, and the resistance spring is fixedly connected to the lower surface of the inner wall of the vehicle hopper. When the bulk feed semi-trailer is used, the vibration generated when the vehicle runs on a bumpy road can be buffered, the impact on the feed can be reduced, the feed can be evenly laid when the feed is loaded, auxiliary unloading can be conducted after the feed reaches the destination, so that unloading can be completed without manual assistance, and dust can be prevented from diffusing above the vehicle hopper when the feed is loaded and unloaded.

One variation of a method includes, during a first time period: detecting a direction of motion of a trailer; detecting a first force applied to a kingpin; detecting an incline angle of the trailer; calculating a first target preload force opposite the direction of motion and inversely proportional to the incline angle; and in response to the first force falling below the first target preload force, triggering a motor to increase torque output opposite the direction of motion. The method further includes, during a second time period: detecting a second force applied to the kingpin; detecting a decline angle of the trailer; calculating a second target preload force opposite the direction of motion and inversely proportional to the decline angle; and in response to the second force falling below the second target preload force, triggering the motor to increase torque output opposite the direction of motion.

The invention relates to the technical field of commercial vehicles, in particular to a saddle capable of automatically adjusting a main suspension gap for an electric tractor. Through cooperation of the front-back displacement mechanism, the sliding rail, the sliding plate, the toothed plate, the VCU vehicle control unit, the CAN / Lin communication network unit and the main suspension distance sensor, the effect of automatically adjusting the main suspension gap is achieved, the main suspension distance sensor monitors gap data between main suspension bodies in real time, the gap data are transmitted to the VCU vehicle control unit through the CAN / Lin communication network unit, and the gap data are transmitted to the VCU vehicle control unit through the CAN / Lin communication network unit. The VCU vehicle control unit controls the double-shaft motor to start according to preset parameters and actual working conditions, the double-shaft motor drives the first gear to rotate, the first gear is meshed with the toothed plate to drive the sliding plate to move front and back along the sliding rail, then the saddle body is driven to move synchronously, automatic and accurate adjustment of the main suspension gap is achieved, and the requirement for matching of different transportation working conditions and main suspension is met; driving bumping vibration is reduced, the wind resistance coefficient is reduced, and the vehicle economical efficiency is improved.

A mounting box is for being mounted on a trailer front. The mounting box extends along a width, a height and a length and is limited by a front surface including a flat or curved alignment area. The alignment area extends in the length of the mounting box and measures at least 1 m, at least 1.5 m or at least 2 m in a length direction defined by the length of the mounting box. The mounting box includes a connection section, wherein the connection section includes a plurality of box connectors fixedly mounted on the mounting box for providing an electrical, pneumatic or hydraulic connection with corresponding truck connectors. The connection section is arranged above or below the alignment area in a height direction defined by the height of the mounting box, so that the alignment area provides a continuous surface which is uninterrupted by the box connectors.

The invention discloses a telescopic four-axis wind power blade transportation semitrailer, and relates to the technical field of wind power blade transportation semitrailers, the telescopic four-axis wind power blade transportation semitrailer comprises a shell, a sleeve is slidably connected to the interior of the shell, a sliding block is slidably connected to the interior of the sleeve, and a fixing plate is fixedly connected to the end, close to a tractor, of the sliding block; a round hole is formed in the outer side, close to the fixing plate, of the shell and completely penetrates through the shell, the sleeve and the sliding block in the thickness direction of the shell, an electromagnetic block is slidably connected into the round hole, a fixing ring is fixedly connected to the outer side, close to the round hole, of the shell, and an elastic plate is fixedly connected to one end of the electromagnetic block. According to the telescopic four-axis wind power blade transportation semitrailer, under the elastic force action of the elastic plates on the two sides, the electromagnetic block moves in the direction away from the sliding block, at the moment, the shell, the sleeve and the sliding block are in a free separation state, an operator can adjust the total length of the semitrailer body according to the length of a wind power blade, and the loading requirements of goods of different specifications are met.

To suppress a pitching action caused by a pull car.SOLUTION: A pull cart 4 is coupled behind a bicycle 2, and towed. The pull cart 4 comprises a cart body 41 and a deck part 45 supported by the cart body 41. The cart body 41 comprises: a wheel support part 42 which pivotally supports a pair of wheels 44 to the right and left across the deck part 45; and a fitting part 40 which fits a long-sized coupling part 3 to a front part, the coupling part 265 having a structure such that a base end part 32 is pivoted on a vertical axis and a tip part 33 is pivoted on the bicycle on a horizontal axis in a right-left direction. The fitting part 40 has a bearing part 401 which pivots the base end part 32 of the coupling part 3 on the front part so that the tip part 33 of the coupling part 3 is located before axle position of the rear wheel 24 of the bicycle 2.SELECTED DRAWING: Figure 1

The utility model discloses a high-low plate semitrailer capable of longitudinally transporting cargoes with circular sections, which comprises a gooseneck type main frame, a front fixed platform arranged on the upper portion of the front end of the gooseneck type main frame and a rear fixed platform arranged on the upper portion of the rear end of the gooseneck type main frame, and a plurality of movable bottom plates are arranged on the upper portion of the rear fixed platform. Each movable bottom plate comprises a middle bottom plate and two foldable side bottom plates symmetrically arranged on the left side and the right side of the middle bottom plate, each movable bottom plate has two states, in the first state, the movable bottom plate and the rear fixed platform are in a horizontal attaching state, and in the second state, the movable bottom plate and the rear fixed platform are in a horizontal attaching state. And an included angle is formed between the movable bottom plate and the rear fixed platform. The semi-trailer has the advantages that the semi-trailer has various forms, can be used as a high-low plate semi-trailer, and can also be used as a goods transportation semi-trailer with a circular section; compared with a common high-low plate semi-trailer, the medium transported by the semi-trailer is more diversified.

The invention relates to a fifth wheel system including a plate and a coupling system with a guide device, and a coupling arm, wherein the guide device is attached to the plate and defines a guide path which extends essentially elliptical around a central axis, wherein the coupling arm has a first end portion which is slidably arranged along the guide path at the guide device and secured against movements perpendicular to the guide path, wherein the coupling arm extends along a coupling axis and includes a second end portion at which a connector is attached, and wherein the connector is configured to be connected to a mating connecting system of a trailer.