13 results about "Fixed ramp" patented technology

The invention relates to the technical field of goose breeding and egg laying, and discloses a movable female goose egg laying box for a goose farm, the movable female goose egg laying box comprises a device platform, a side plate is fixedly connected to one side of the device platform, supporting legs are fixedly connected to four corners of the bottom of the device platform respectively, and moving wheels are fixedly mounted at the bottoms of the supporting legs; an egg laying box is fixedly installed in the middle of the top of the device platform, a high-position inlet is formed in the upper portion of one side of the egg laying box, a fixed ramp is fixedly installed on one side of the device platform, and a movable ramp is movably connected to one side of the top of the device platform. The high-position inlet and the low-position outlet are formed in the egg laying box at different heights, so that the situation that the female geese are not released in time, and consequently stress of the female geese is caused is avoided; by means of single-time pressing of the female geese on the pressing blocks when the female geese enter the egg laying box, position switching of the feeding conveying belt by the guide rods is achieved, so that the number of eggs laid by the female geese multiple times is conveniently distinguished, and strict recording of the individual egg laying amount of the female geese is achieved.

A vehicle restraint for restraining a vehicle or trailer at a dock includes a ramp assembly disposed to slidably engage a rear impact guard (RIG) bar of the vehicle or trailer, a vertical slide frame operably coupled to the ramp assembly to lower the vertical slide frame from a resting height to a height of the RIG bar against a bias toward the resting height responsive to the RIG bar slidably engaging the ramp assembly during motion of the RIG bar toward the dock in a first direction, and a hook barrier operably coupled to the vertical slide frame to receive the RIG bar and rotate to retain the RIG bar responsive to the motion of the RIG bar in the first direction. The ramp assembly includes a top plate defining a top surface that faces the RIG bar and is disposed at an angle relative to the first direction. The ramp assembly includes one or more instances of a contact strip disposed at a portion of the top plate extending away from the top surface to prevent contact between the RIG bar and the top surface.

A dolly with a U-shaped frame has parallel side beams and a lowered bed platform of two parallel spaced plates. An open ended dolly with corresponding side beams and a platform bed may connect to the dolly with the U-shape at hinge plate connections on the side beams of the dolly with the U-shaped frame and the open ended dolly. A ramp that is lowerable to engage the tarmac is raisable to engage the platform bed of the open ended dolly. The two dollies having a combined length of at least 9 feet. An open ended dolly may have a pair of fixed ramps extending from the bed platform downwardly. Each ramped displaced inwardly in a forward rearward direction from the respective ends of the open ended dolly.

The utility model discloses a smooth running transition mechanism for a stern door and a fixed ramp of a roll-on-roll-off ship, which comprises a transition mechanism body and a guide mechanism, one end of the transition mechanism body is rotatably connected with the stern door, and the other end of the transition mechanism body is lapped on the fixed ramp when the transition mechanism is used. The guide mechanism is fixed to the end, close to the stern door, of the fixed ramp, an inclined section is arranged on the lower end face of the transition mechanism body, the inclined section inclines downwards relative to the upper end face of the transition mechanism body from the end, close to one side of the fixed ramp, of the lower end face, and a sliding mechanism is arranged on the inclined section. The upper end face of the guide mechanism is an inclined face which inclines downwards relative to the horizontal plane from the end of the side, close to the stern door, of the fixed ramp, and the sliding mechanism slides on the guide mechanism. The smooth running transition mechanism for the stern door and the fixed ramp of the roll-on-roll-off ship can meet the requirements of smooth running, rolling storage and convenient maintenance at the same time.

The invention relates to a wear plate wear member assembly. Some embodiments of the present disclosure include a wear member assembly for a ground engaging device. The wear member assembly may include a wear member and a base. The wear member may include a protrusion protruding downwardly from the bottom surface and have a first fixed ramp disposed internally, the first fixed ramp spaced from the first side and the second side. The base may include an aperture extending from the second top surface to the second bottom surface, and have a second fixed ramp configured to contact the first fixed ramp on the wear member. The wear member and the base may each have a lock receiving opening extending therethrough that aligns when the wear member is seated on the base. A lock pin may be fitted in the wear member and the lock receiving opening of the base. The first fixed ramp of the wear member may contact the second fixed ramp of the base.

The invention discloses a ramp device for obstacle crossing of a pipe gallery inspection robot, and belongs to the technical field of ramps.The ramp device comprises a shell and a bearing plate arranged in the shell, the top of the bearing plate is provided with an angle adjusting assembly, and the outer end of the bearing plate is provided with an auxiliary assembly; a storage assembly for displacing the bearing plate is arranged in the shell; through the design of the storage assembly that a motor drives a lead screw, a traditional fixed ramp for manual carrying and placing is replaced, the bearing plate can stably stretch out and draw back along constraint of a guide rod, a guide groove and a guide body, in cooperation with rolling assistance of a second rolling wheel, unfolding and storage can be completed without manual intervention, the human input of pipe gallery inspection operation is reduced, and the working efficiency is improved. The operation efficiency is improved.

The utility model discloses feeding equipment for electrode container production, and relates to the technical field of electrode container production. Comprising a base, a fixed inclined table, a movable inclined table, an adjusting plate, a lifting sliding groove, a lead screw, a first driving motor, a second driving motor, a sliding block, a supporting frame, a transverse plate, a push-pull air cylinder and a push plate piece. The base is fixed to the feeding side of the bending machine. A fixed inclined table and a movable inclined table are respectively arranged above the base; the fixed inclined table is opposite to the inclined surface of the movable inclined table; the adjusting plate is fixed above the base; the movable inclined table is rotationally arranged on the inner side of the adjusting plate; a lead screw is rotationally arranged in the lifting sliding groove. A transverse plate is arranged at the top of the movable inclined table; the telescopic end of the push-pull air cylinder is fixed to the push plate piece. By means of the device, electrode cylinder plates which are vertically stacked can be inclined to form stepped dislocation, the electrode cylinder plate on the uppermost layer is pushed out through the push-pull mechanism, and operators can take the electrode cylinder plates conveniently.

The invention discloses a smooth running transition mechanism for a stern door and a fixed ramp of a roll-on-roll-off ship, which comprises a transition mechanism body and a guide mechanism, one end of the transition mechanism body is rotatably connected with the stern door, and the other end of the transition mechanism body is lapped on the fixed ramp during use. The guide mechanism is fixed to the end, close to the stern door, of the fixed ramp, an inclined section is arranged on the lower end face of the transition mechanism body, the inclined section inclines downwards relative to the upper end face of the transition mechanism body from the end, close to one side of the fixed ramp, of the lower end face, and a sliding mechanism is arranged on the inclined section. The upper end face of the guide mechanism is an inclined face which inclines downwards relative to the horizontal plane from the end of the side, close to the stern door, of the fixed ramp, and the sliding mechanism slides on the guide mechanism. According to the smooth running transition mechanism for the stern door and the fixed ramp of the roll-on-roll-off ship, the requirements of smooth running, rolling storage and convenient maintenance can be met at the same time.

A mobile jettison rack includes a base frame, a lift jack, and a ramp. The lift jack is coupled to the base frame and includes a wheel that is configured to contact a deck of a ship to elevate and mobilize the base frame over the deck when the lift jack is extended. The ramp includes a fixed ramp portion and an adjustable ramp portion. The fixed ramp portion is inclined towards a jettison side of the mobile jettison rack and is configured to receive and support a container that is to be emergently jettisoned towards the jettison side and over an outboard side of the ship. The adjustable ramp portion is coupled to the fixed ramp portion and is inclined towards the jettison side. The adjustable ramp portion has a length that is selectively adjustable to adjust a total length of the ramp.

This utility model discloses a barrier-free assistive device for rail transit platforms, belonging to the field of rail transit technology. Its key technical features include a housing with a lifting mechanism inside. A protective mechanism is provided on the top of the lifting mechanism. The lifting mechanism includes a lead screw, which is located inside the housing. The top and bottom of the lead screw are rotatably connected to the inner wall of the housing via bearings. An internally threaded lifting plate is threaded onto the surface of the lead screw. Transmission plates are fixedly connected to the front and rear sides of the internally threaded lifting plate. This invention solves the problems of existing barrier-free assistive devices, which mostly involve fixed ramps or manually folding ramps. Fixed ramps require significant pushing force for wheelchairs to ascend and descend and are prone to slipping, resulting in poor safety. Manually folding ramps require manual unfolding and folding, which is cumbersome and fails to meet the needs for efficient, convenient, and safe barrier-free travel.

The embodiment of the invention relates to a vehicle speed limiting method and device based on a ramp scene, electronic equipment and a storage medium. The method comprises the steps that ramp information corresponding to ramps included in a road on which a vehicle runs currently and a current planned path of the vehicle are obtained; determining a position relationship between the vehicle and the ramp based on the ramp information and the planned path; determining whether a target scene corresponding to the position relationship exists in at least one preset scene or not; if the target scene exists, determining a target speed limit value corresponding to the target scene based on a preset scene speed limit corresponding relation; and setting the current speed limit value of the vehicle as the target speed limit value. According to the embodiment of the invention, the speed limit value corresponding to the ramp scene is adaptively set according to the actual driving ramp scene of the vehicle, compared with fixed ramp speed limit, the driving speed of the vehicle can be more matched with the ramp scene, and the problem that the speed of the vehicle is too high or too low when the vehicle runs in the ramp scene is avoided.

The utility model discloses a fixed ramp structure form of an automobile transport ship. The fixed ramp structure form comprises a fixed ramp arranged between two vehicle decks, vertical supporting columns are arranged on the two sides of the fixed ramp; the lower surface of the fixed ramp is not provided with a ramp beam aligned with the two vertical supporting columns. A first fixed ramp cross beam and a second fixed ramp cross beam are respectively arranged in front of and behind a connecting line between theoretical lines of the two vertical struts; the first fixed ramp beam and the second fixed ramp beam are both fixedly arranged on the lower surface of the fixed ramp. According to the fixed ramp structure, the fatigue strength of the fixed ramp is improved, and the safety of a ship is enhanced.

This invention relates to the field of goose egg-laying technology and discloses a mobile egg-laying box for goose farms, comprising a device platform, a side plate fixedly connected to one side of the device platform, four legs fixedly connected to the bottom of the device platform, wheels fixedly installed at the bottom of the legs, an egg-laying box fixedly installed in the middle of the top of the device platform, a high-level entrance opened above one side of the egg-laying box, a fixed ramp fixedly installed on one side of the device platform, and a movable ramp movably connected to one side of the top of the device platform. This invention avoids stress to the geese caused by delays in releasing them by opening high-level entrances and low-level exits at different heights on the egg-laying box; by utilizing the single press of the contact block when the geese enter the egg-laying box, the position of the guide rod on the delivery conveyor belt is switched, thereby conveniently distinguishing the number of eggs laid by the geese in multiple laying cycles and achieving strict recording of the individual egg production of the geese.