44results about "Portable braking system" patented technology

A smart wheel chock includes a chock body including a ground engaging surface and a wheel engaging surface for engaging a wheel of a vehicle; a processor housed within the chock body; a position tracking sensor housed within the chock body, wherein the position tracking sensor is configured to detect a location of the wheel chock; a wireless communication module in communication with the processor and configured to transmit the location of the wheel chock; a power system configured to supply power to the processor and wireless communication module; and a visual indicator on the chock body, wherein the visual indicator is configured to be visible while the chock body is engaged with the wheel, and wherein the visual indicator includes a unique identifier for the smart wheel chock.

This utility model discloses a hydraulic forklift driving wheel limiting device, relating to the field of braking structure technology. It includes a connecting part and a pair of limiting platforms. Both limiting platforms are fixedly installed to the connecting part and are located on the front and rear sides of the forklift's driving wheel, respectively, restricting the driving wheel from rolling forward or backward. The side of the limiting platform facing the driving wheel has an upward slope that increases in height away from the driving wheel. The pair of limiting platforms of this utility model are in contact with the outer edge of the forklift's driving wheel, forming an upward slope. While using its own structure to prevent the driving wheel from rolling forward or backward, it also uses the forklift's gravity to limit the driving wheel's climbing, further improving the limiting effect of the device. It can stably and effectively achieve parking brake limiting of the driving wheel. The device has a simple structure, occupies little space, is easy to manufacture and maintain, and is convenient to install and use. It is suitable for parking brake limiting of driving wheels of various types of forklifts and has good practicality.

The present invention relates to a vehicle and trailer chock device in loading and unloading docks to prevent the movement thereof from their position with respect to the dock while said loading and unloading actions are performed. The present invention advantageously comprises a carriage of the chock device that moves on a guide element (100) formed by a metal profile, preferably of open structural type taking advantage of the fact that all its faces are external and accessible for the coupling of the support systems and damping system, its configuration on said faces of the metal profile being advantageous and its great robustness, resistance and no need-for modification for the coupling of the carriage of the chock device.

The utility model relates to the technical field of wheel limiting equipment, in particular to a novel tire limiting structure which comprises a fixed seat, a limiting device and a front-drive locker, the fixed seat is long-strip-shaped channel steel, one end of the fixed seat is connected with a triangular lifting platform, a sliding support is arranged in the fixed seat in parallel, a front driving plate and a rear driving plate which can do reciprocating motion are arranged on the sliding support, the front driving plate and the rear driving plate are respectively and fixedly provided with a holding valve, and the front driving plate and the rear driving plate are connected through a telescopic spring; the limiting device is in a ladle shape, a cavity of the limiting device is matched with the lifting table in shape, the limiting device is connected with the rear drive plate through a rotary column, a limiting rod is arranged on the limiting device and perpendicular to the side face of the fixing base, and the limiting rod is provided with two triangular protection frames in a matched mode. The front-drive locking device is triangular, a pulley is arranged on the bottom face of the front-drive locking device, and the front-drive locking device is fixed to the side wall of the front-drive plate and located on the same side with the limiting rod. The utility model has the advantages of simpler structure, convenience in installation, higher stability and better applicability, and can be installed in a left-right interchangeable manner.

The invention relates to the technical field of auxiliary parking systems, in particular to an automatic parking system with an unmanned high-position monitoring system, which comprises a loading system, a detection unit, a vehicle stopping unit and an integrated control unit. According to the automatic parking system with the unmanned high-position monitoring system, an anti-explosion laser correlation detector is adopted for lateral optical monitoring, so that an unmanned aerial vehicle high-position positioning shooting device located in an overhead energy supplementing box is automatically started, and high-position shooting is conducted on a vehicle head and a vehicle tail respectively; then shooting information is visually displayed in front of a driver through an external overturning display frame on the car stop, so that the driver can know the external environment of the whole field conveniently, and parking is more convenient; through high-position shooting, information around the vehicle can be visually known from the overlook angle, no dead angle exists, the operation difficulty of a driver is greatly lowered, collision accidents are avoided, and safety is greatly improved.

The utility model relates to the technical field of stoppers, in particular to a rubber wheel stopper which comprises two groups of stoppers, a bidirectional screw rod is rotatably connected between the two groups of stoppers, a movable sleeve is fixedly connected inside the stoppers, and the movable sleeve is sleeved outside the bidirectional screw rod and axially moves along the bidirectional screw rod. A rotating disc is fixedly connected to the middle of the exterior of the bidirectional lead screw, multiple sets of auxiliary blocks are fixedly connected to the exterior of the rotating disc and distributed at equal intervals, first anti-skid blocks are fixedly connected to the ends, away from each other, of the two sets of stop blocks, and containing grooves are formed in the top ends of the stop blocks; the locking block is connected into the containing groove in an inserted mode, an empty groove is formed in the locking block, the locking block wraps the auxiliary block through the empty groove, and compared with an existing rubber wheel check block, through the design of the two-way lead screw, the wheel check block can be rapidly inserted between wheels on the two sides, and limiting of the wheels is completed.

A cushion (1) (1') for vehicle tyres comprising a body (2) (2") made of deformable plastic material that develops according to a given direction (D) (D") of engagement and disengagement for the vehicles; the body (2) (2") being prismatically shaped along a direction transverse to the direction (D) (D") a panel (7) (7") being housed inside said body (2) (2").

The utility model discloses an auxiliary safety frame in the technical field of safety auxiliary devices, the auxiliary safety frame comprises a portal frame and a platform, the ground clearance of the platform is equal to the ground clearance of a truck compartment, a supporting frame is fixedly arranged on the platform, and a straightened steel rope is fixedly arranged between the top of the portal frame and the top of the supporting frame; the steel rope is sleeved with a movable safety ring, and the safety ring is fixedly connected with a safety rope extending to the platform. When an operator falls off from the cargo compartment, the steel rope, the safety ring and the safety rope are matched to pull the operator upwards, the operator cannot directly fall on the ground to be hurt, and safety accidents are completely eradicated.

The invention relates to the technical field of carrying vehicles, and discloses a shovel plate type carrying vehicle for an underground coal mine, which comprises a shovel plate carrying vehicle, and a group of parking brake wheel fixing mechanisms controlled by a system are arranged at the positions of wheels on two sides of a main frame vehicle body of the shovel plate carrying vehicle; each parking brake wheel fixing mechanism comprises a single-column hydraulic press, a hydraulic balloon, a parking wedge block and an intelligent detection assembly. The single-column hydraulic machines are fixedly installed on the two sides of a wheel, limiting columns are arranged at the extending ends of telescopic arms of the single-column hydraulic machines, direction adjusting rotating discs are rotationally installed in the limiting columns, the bottoms of the direction adjusting rotating discs are movably connected with pushing block arms, and the parking wedge blocks are arranged at the tail ends of the pushing block arms. The hydraulic balloon is arranged outside the limiting column, and the intelligent detection assembly is installed on the single-column hydraulic press. The parking wedge block is driven by the single-column hydraulic press to be directly inserted into the lower portion of the tire to form physical blocking, the wheel is powerfully fixed by combining continuous thrust provided by the hydraulic balloon, a vehicle is effectively prevented from sliding on a ramp or an uneven ground, and the parking safety is improved.

The invention relates to a securing element (1) for a wheel of a rail vehicle, comprising a base surface (3) and one or more support surfaces (4) connected to the base surface (3), which extend along a longitudinal direction (5) and are adapted to a contour of the wheel and are in particular arranged at an angle (α) to one another. According to the invention, in order to allow even greater ease of use, the securing element (1) has at least one permanent magnet (6) in order to be able to magnetically fasten the securing element (1) to the wheel.

To provide a wheel stopper arranging / displaying device that can display arrangement of a wheel stopper device properly in accordance with an inclination of a road surface on which a work vehicle is parked.SOLUTION: A wheel stopper arranging / displaying device is provided with: an inclination angle sensor 101 that senses an inclination angle in a longitudinal direction of a vehicle; a controller 60 that determines whether an inclination direction is an inclination direction in which the vehicle is in a forward descending attitude or an inclination direction in which the vehicle is in a forward ascending attitude, on the basis of an inclination angle sensed by the inclination angle sensor 101; and a display device 104 that stores proper-arrangement information showing whether wheel stopper devices should be arranged in either of front sides and rear sides of wheels, and displays arrangement of the wheel stopper devices shown by the proper-arrangement information according to the inclination direction of the vehicle determined by the controller 60.SELECTED DRAWING: Figure 2

The present invention provides a wheel stopper that can be easily installed and can restrict the movement (self-propulsion) of multiple wheels within a predetermined range. [Solution] A wheel stopper 1 is placed on the floor surface and restricts the movement of wheels 21, 22, 23, 24, comprising a frame-shaped restricting portion that accommodates at least two or more wheels 21, 22 and restricts the movement of these wheels within a predetermined range, wherein at least a part of the restricting portion includes a first slope portion that extends outward from the restricting portion and inclined toward the floor surface, and a second slope portion that extends inward from the restricting portion and inclined toward the floor surface, and the back surface of the second slope portion is provided to face the back surface of the first slope portion.

The invention relates to a mobile high-point red light running snapshot system and method. The system comprises a movable base, a telescopic rod, an imaging device, an edge computing device and a power supply communication module. The imaging device is mounted at the top of the telescopic rod; the movable base comprises a trundle set, a supporting leg and a brake switching mechanism, and the brake switching mechanism drives a lever to be in linkage with the supporting leg through a spiral brake, so that the movable base is switched between a movable state and a parking state. The telescopic rod is connected with the movable base and used for adjusting the erecting height of the imaging device. The edge computing device is connected with the imaging device and the power supply communication module and used for executing vehicle detection, signal lamp state recognition, red light running event judgment and evidence synthesis. According to the scheme, through the design of the movable base and the telescopic rod, rapid deployment and flexible transition are achieved, the law enforcement efficiency and the system stability are improved in combination with the edge computing device, the construction cost is reduced, and the method is suitable for traffic monitoring of temporary or limited intersections.

The present invention comprises: a chock (8) to lock displacement of a vehicle (1); distance (10), position (11), and orientation (12) sensors, contained in the chock (8), to determine distance, position, and orientation parameters of the chock (8), and to send data about the parameters, through a wireless communication network (WAN); a receiver (13), to receive the data through the communication network; a control unit, in communication with the receiver (13), and programmed to evaluate whether the values of the parameters are within or outside of predetermined ranges, and to provide a response based on said evaluation; a user interface, to communicate to an operator the result of the evaluation; and an electrical power supply (9) to power the sensors (10, 11, 12) and the communication network. It allows determining whether the vehicle (1) is correctly locked.

A wheel chock (1) for a mobile support rack with ground-engaging wheels has a chock body (2) with a bottom face (3) and an inclined wheel-engaging front face (4) extending upwardly and rearwardly from the bottom face (3) at a side of the bottom face (3). A resilient grip pad (5) is attached to the bottom face (3) of the chock body (2). This resilient grip pad (5) has a lip (6) projecting outwardly of the bottom face (3) of the chock body (2) at a bottom edge (7) of the wheel-engaging front face (4). In use, the wheel-engaging front face (4) of the chock body (2) and the lip (6) of the grip pad (5) are engaged between a wheel of the support rack and the ground on which the support rack sits to lock or brake the wheel of the support rack.

Tire wedge systems may include a tire contact portion forming a plurality of steps configured to contact a tread portion of a vehicle tire. A compressible portion may be included and may reversibly deform, due to force from the vehicle tire, such that at least one dimension thereof reversibly reduces to a size which is no greater than ninety percent of an original size. The tire contact portion and the compressible portion may be physically distinct components configured to be releasably coupled together, such as through one or more interlocking members. The plurality of steps may at least partially define a curve and may be configured to simultaneously contact the tread portion of the vehicle tire. A ground portion may be included and may be configured to releasably couple with the compressible portion through one or more coupling members formed on one of the ground portion and the compressible portion.

To provide a wheel stopping device that can contribute to installation of a wheel stopping member in a proper position with respect to a wheel, and a safety gear of a work vehicle.SOLUTION: A portable-type wheel stopping device 101, which regulates a high-place work vehicle being parked from moving, is configured to comprise: a wheel stopping member that is installed near a tire wheel on a road surface on which the high-place work vehicle is parked; a non-contact-type distance sensor 130 that detects a distance between the tire wheel and the sensor; a control part 160 that determines whether or not the distance detected by the distance sensor 130 is within a predetermined first determination distance or less; and a display part 150 that notifies the determined result of whether the distance detected by the distance sensor 130 is within the first determination distance or not, on the basis of the determined result by the control part 160.SELECTED DRAWING: Figure 5

The utility model discloses a self-locking type double-wheel retaining device, which relates to the technical field of retaining devices and comprises an operating rod, a fixing plate fixedly connected to the bottom of the operating rod, connecting columns fixedly connected to two sides of the bottom surface of the fixing plate, mounting plates rotatably connected to the bottom ends of the connecting columns, mounting racks fixedly connected to the bottom surface of the mounting plates, and a bearing mounted between the mounting racks. The periphery of the bearing is sleeved with a roller; two inserting rods are slidably arranged on each of the two sides of the fixing plate, four inserting grooves are annularly formed in the top face of the mounting plate, the two inserting rods located on one side are connected with any two corresponding inserting grooves in an inserted mode, and an oil storage cavity is formed in the mounting plate. According to the utility model, through cooperation of components, a user can freely adjust the direction of the roller according to actual use requirements, the roller is adapted to different scenes, after the direction is adjusted, the insertion rod and the components are matched to lock the direction of the roller, the roller is ensured not to steer when the device is static, the operation is simple, the safety is high, and the deployment efficiency of the device is greatly improved.

It is known to form a floor from a set of contiguous and interlocking tiles (2), wherein an upper surface of each tile (2) comprises a regularly spaced array of holes (24) that may receive inserts (12) to create a mosaic design. In accordance with the invention, the same array of holes is used for mounting an accessory on the floor. The accessory comprises two or more downwardly projecting pegs (54), the pegs (54) being sized and spaced to be received in respective holes (24) in the tiles (2) to secure the accessory against lateral movement. The pegs (54) may be releasably clipped into the holes (24). The accessory may further comprise apertures (80) aligned with holes (24) in the tiles (2), through which a fastener (72) can secure the accessory to a substrate (32). Possible accessories include a wheel stop 40 to define a parking location of a vehicle (36); a drip tray (60); the base (70) of a post (74); or a cable clip.

[Problem] To provide a roller advancing / retreating mechanism of a car stop device that is not run over by a vehicle and is capable of preventing exit of the vehicle, and capable of reliably advancing / retreating a roller with a simple mechanism. [Solution] A roller 2 is fixed to extend laterally from a distal end part of an arm 1 at a predetermined distance from the ground, and a proximal end part of the arm 1 is hinge-connected to a base 3, while an expansion / contraction device 4 is disposed on the base 3, and a sliding contact part 41 capable of sliding contact with a side surface of the arm 1 is provided on a distal end side of the expansion / contraction device 4.

An apparatus and method for stabilizing a vehicle wheel during installation while the vehicle wheel is suspended above a ground surface and not under load. A support structure is configured with a plurality of teeth or engagement points in a staggered and distributed configuration to engage the tread portion of the suspended tire and resist wheel rotation during torquing of wheel fasteners.

The invention discloses a vehicle-mounted vehicle stopping system, and belongs to the technical field of coal mine underground auxiliary transportation safety. The system comprises a connecting frame, an inverted car stopping oil cylinder, a leaf chain, a sliding guide wheel mechanism and a car stopping block. One end of the plate chain is fixed on the rack, and a chain body bypasses a sliding guide wheel mounted at the piston rod end of the oil cylinder, penetrates through a fixed guide wheel at the bottom and is connected with the car stopping block. The telescopic movement of the hydraulic cylinder drives the sliding guide wheel to move up and down, and the travel of the plate chain is multiplied according to the movable pulley principle. When the oil cylinder is withdrawn, the leaf chain is quickly released under the action of gravity, and the vehicle stopping block is precisely put between a vehicle tire and the ground; and when the oil cylinder extends out, the vehicle stopping block is folded and stored below the chassis. The device is compact in structure, effectively solves the contradiction that the space of an underground vehicle chassis is narrow and the travel required by the vehicle stopping block is large, adopts flexible chain transmission, adapts to underground complex road conditions, and remarkably improves the safety and reliability of preventing the vehicle from sliding down.

This application provides a tank truck stopping device, relating to the field of vehicle safety braking technology. The automatic tank truck stopping device comprises a supporting mechanism, a drive adjustment mechanism, and a limiting mechanism. A first drive unit of the supporting mechanism drives the mounting assembly to move along the length of the supporting mechanism, and moves the drive adjustment mechanism and the limiting mechanism to positions corresponding to the stopping area. A second drive unit in the drive adjustment mechanism drives a first linkage assembly to rotate around its hinge point with the mounting assembly. The first linkage assembly drives the second linkage assembly to move via a transmission assembly, thereby driving the limiting mechanism to move to the wheel gap of the vehicle to be stopped, thus achieving the stopping function. This device has a simple structure and is easy to operate. By reducing the number of drive units, it eliminates the error effects that may arise from multiple drive units working together, reducing the manufacturing cost and maintenance difficulty of the equipment, and improving the efficiency and reliability of tank truck stopping operations.

The utility model relates to the technical field of trackless rubber-tyred vehicles, in particular to a car arrester for a coal mine trackless rubber-tyred vehicle, which is high in performance, wear-resistant and multifunctional. Comprising a main body frame used for bearing components; the brake wedge block is arranged on the main body frame, and anti-skid lines are arranged on the surface of the brake wedge block and are crossed diamond-shaped lines; the buffering mechanism is connected between the main body frame and the brake wedge block and comprises a spring and a buffering cushion, one end of the spring is fixed on the main body frame, the other end of the spring is connected with the brake wedge block, and the buffering cushion is arranged on the side, making contact with the main body frame, of the brake wedge block and used for buffering impact force generated during vehicle collision; the fixing mechanism is arranged at the bottom of the main body frame and used for fixing the car arrester on the ground, the fixing mechanism comprises a fixing piece and a fixing plate, the fixing plate is fixed on the ground through the fixing piece, and the main body frame is detachably connected with the fixing plate.

The utility model relates to the technical field of mining transportation equipment, especially trackless rubber -tyred vehicle automatic wood cover, including car frame, installation support, first telescopic link, installation shaft, swivel frame, wood cover block, transmission assembly and installation component, installation support sets up below the car frame, and one side of installation support rotatably installs two groups of installation shafts, and the periphery of every group of installation shafts all fixedly installs a group of swivel frames, and first telescopic link is hinged to one side of installation support, and the output end of first telescopic link is hinged to a group of swivel frames, and transmission assembly sets up in the periphery of installation shaft, and installation component sets up in the periphery of swivel frame, and wood cover block sets up in the inside of installation component, the utility model discloses through first telescopic link can drive the articulated swivel frame and rotate through installation shaft, and the transmission assembly can synchronously drive another group of swivel frames and rotate reversely through installation shaft, and drive two groups of wood cover blocks and rotate and remove below the car frame, realize the automatic wood cover block of setting up to its wheel when trackless rubber -tyred vehicle parking.

The utility model discloses an airport apron running vehicle wheel chock device which comprises two wheel chocks, an L-shaped telescopic rod is fixed to the side wall of one wheel chock, a telescopic limiting sleeve is arranged on the L-shaped telescopic rod in a sleeved mode, a connecting handle is fixed to the side wall of the other wheel chock, the end of the telescopic limiting sleeve is connected with the connecting handle, and the end of the telescopic limiting sleeve is connected with the connecting handle. The telescopic limiting sleeve is provided with a plurality of limiting holes, the telescopic rod is connected with a limiting clamping piece, and the limiting clamping piece is movably arranged in the corresponding limiting hole. The wheel chock has the advantages that the two wheel chokes are connected together through the L-shaped telescopic rod, the telescopic limiting sleeve and the limiting clamping piece, taking and carrying are convenient, the distance between the two wheel chokes can be adjusted only by adjusting the telescopic amount of the L-shaped telescopic rod along the telescopic limiting sleeve according to the size of a vehicle tire, and the use requirement of the corresponding vehicle tire can be met.

To provide a wheel chock anti-drop device that allows for easy removal and storage of wheel chocks.SOLUTION: A stopper 3 comprises a protrusion 5 provided at a tip of a belt plate 4, the protrusion 5 having a locking tab portion 5a as a base of a right triangle. The stopper 3 is provided at a wheel chock insertion opening of a wheel chock storage frame 1 installed on a vehicle cargo bed 9a.SELECTED DRAWING: Figure 1

A wheel chock system. In one aspect of the invention, an actuator is configured to move a pair of wheel chocks to an activated position in which motion of the wheel is prevented. A control unit controls the actuator and, based upon determination that a plurality of predefined conditions are met, the control unit may after having received an operator-initiated activation request, cause the actuator to move the wheel chocks from the inactivated position to the activated position. In another aspect of the invention, the actuator comprises a bi-directional motor and a gear mechanism, for moving the wheel chocks to the activated position. The invention also relates to a vehicle comprising a wheel chock system.