36results about How to "Play the role of cushioning the impact" patented technology

Provided is a damping traction device of car elasticity for track locomotives. A left turn arm and a right turn arm are connected by an elastic connector the composition of which is that the left end portion of a left connecting rod is hinged with the left turn arm, the right portion of the left connecting rod is sleeved by a spring guide tube which is provided with a spring chamber, the right end of the spring guide tube is connected with a right connecting rod, and the right end of the right connecting rod is hinged with the right turn arm, a left limit boss and a right limit boss are respectively arranged at the two ends of the spring chamber which is disposed on the right portion of the left connecting rod and is corresponding to the spring guide tube,, the inner side of the spring guide tube is provided with a boss moving chamber which is matched with the left limit boss and the right limit boss, the inner sides of the left limit boss and the right limit boss of the left connecting rod are correspondingly provided with a left sliding block and a right siding block, and the positions of the spring chamber positioned in the left sliding block and the right siding block are provided with preloaded buffer springs. The traction device can effectively absorb and decrease the vertical impact force of the locomotives, increase the safety of locomotive running and the stability of vertical traction, and prolong the service life of the device and the connecting positions. The existing rigid six-bar traction mechanism can be conveniently employed as a basis for transformation, thereby the costs is saved.

The invention relates to an electric vehicle head assisting device. A pressure sensor is arranged in front of a handlebar; a buffering device is arranged on the handlebar; the buffering device comprises a mounting tube, a buffering seat and a connecting seat, wherein the mounting tube is used for mounting the handlebar; the buffering seat is arranged on the internal side of the mounting tube, theconnecting seat is connected with a vehicle body; a cavity is formed in the buffering tube; a conductive rod is arranged at the center of the cavity; a spring rod is arranged on the connecting seat; one end of the spring rod is fixed in the cavity; the other end of the spring rod is mounted on the connecting seat; a micro motor is arranged in the position, corresponding to the conductive rod, on the connecting seat; a connecting rod is arranged on the internal side of the micro motor; a conncting end is arranged at the internal end of a telescopic rod; the connecting end and the conductive rodwhich are in contact with the each other are electrically connected with each other. According to the electric vehicle head assisting device, a force bearing situation is fed back to a control circuit by using a pressure sensor; the buffering device is mounted at a vehicle head; a power supply and an electric motor are controlled to be connected and disconnected through electric connection in thebuffering device; and therefore, a collision buffering effect can be realized, and the power supply can also be cut off to avoid secondary damage which is caused to the electric vehicle because the electric vehicle is not powered off.

The invention relates to the technical field of gates, and discloses an Internet technology-based smart community gate, which comprises a U-shaped column, a support column extending to the upper partof the U-shaped column is movably connected to the interior of the U-shaped column, a face recognizer is movably connected to the top of the support column, and a rotating shaft is movably connected to the inner side of the U-shaped column. A sleeve is movably connected to the outer side of the rotating shaft, a partition plate extending to the right side of the U-shaped column is fixedly connected to the outer side of the sleeve, and a sliding plate extending into the rotating shaft is movably connected into the partition plate. The intelligent community gate based on the Internet technologyhas the advantages of having the anti-collision function and the like, and solves the problems that in the prior art, a gate of an intelligent community has the face recognition function and can be wirelessly connected with the Internet and transmit data, but an existing community gate does not have the anti-collision function, and after a partition door of the community gate is impacted, the community gate is easy to fail to work normally, so that the community gate is low in practicability.

The invention belongs to the technical field of car window mechanisms, and in particular relates to an automobile window mechanism capable of preventing jamming and buffering. In the present invention, the car door has an accommodating chamber for accommodating car window devices; the side of the car door is provided with a car window, And the function that the car window communicates with the accommodating cavity is to facilitate the tempered glass to come out and work; the narrow side of the door has a moving groove to facilitate the movement of the first lock cylinder; the end face of the moving groove has an accommodating groove to facilitate the accommodation of the lock mechanism; the function of the car lock mechanism installed in the accommodation groove is to lock the car door; the function of the vehicle window device installed in the accommodation chamber is to block the vehicle window.

The invention discloses a composite bumper beam assembly, and belongs to the technical field of vehicles. The composite bumper beam assembly comprises a composite beam; the composite beam comprises abeam body and a rib body; the beam body is provided with a containing cavity and made of composites with continuous fibers; and the rib body is of a grid-shaped structure, and is arranged in the containing cavity, connected with the beam body and made of composites with discontinuous fibers. According to the composite bumper beam assembly, the beam body serves as a main body of the composite beamand is formed by the composites with the continuous fibers, and lightweight design of vehicle bodies is facilitated while the anti-collision property of the composite bumper beam assembly is improved;the grid-shaped rib body is made of the composites with the discontinuous fibers, arranged in the containing cavity and connected with the beam body; and after the beam body is collided, the grid-shaped rib body can further achieve the impact buffering effect, and thus the overall buffering property of the composite bumper beam assembly is improved.

The invention belongs to the technical field of car window mechanisms, and in particular relates to an anti-jamming car window mechanism. In the present invention, the car door has an accommodating chamber for accommodating the car window device; The role of the intercommunication of the cavity is to facilitate the work of the tempered glass; the function of the moving groove on the narrow side of the door is to facilitate the movement of the lock cylinder; the function of the accommodation groove on the end surface of the moving groove is to facilitate the accommodation of the car lock mechanism; the car lock mechanism is installed on the The function of the accommodating groove is to lock the car door; the function of the vehicle window device installed in the accommodating chamber is to block the vehicle window.

The invention belongs to the technical field of vehicle window mechanisms, and in particular relates to an anti-jamming type automobile window mechanism with a buffer function. In the present invention, the vehicle door has an accommodating chamber for accommodating the vehicle window device; a vehicle window is opened on the side of the vehicle door. And the function that the car window communicates with the accommodating cavity is to facilitate the tempered glass to come out and work; the narrow side of the door has a moving groove to facilitate the movement of the first lock cylinder; the end face of the moving groove has an accommodating groove to facilitate the accommodation of the lock mechanism; the function of the car lock mechanism installed in the accommodation groove is to lock the car door; the function of the vehicle window device installed in the accommodation chamber is to block the vehicle window.

The invention belongs to the technical field of car window mechanisms, and in particular relates to an anti-jamming car window mechanism. The function of communicating with the accommodating cavity is to facilitate the tempered glass to work; the function of the moving groove on the narrow side of the door is to facilitate the movement of the lock cylinder; the function of the accommodating groove on the end face of the moving groove is to facilitate the accommodation of the car lock mechanism; the car lock mechanism The function of being installed in the accommodating groove is to lock the door; the function of the window device being installed in the accommodating cavity is to block the window of the vehicle.

The invention discloses an anti-collision buffer mechanism which comprises an installation base (2) and a buffering device; and the buffering device is directly arranged on the installation base (2). The anti-collision buffer mechanism is characterized by simple structure and convenient installation, can play the role of collision buffering to vehicles and ships when in use, thereby reducing the damage or the fatal injury of the vehicles, the ships or people, and protecting the personal life safety.

The invention provides a quick release type unmanned aerial vehicle carbon tube bracket, which is composed of three-way connectors, bracket carbon tubes, fixed carbon tubes, two-way connectors, support legs, box support rods, fixing nuts and a box support carbon tube. The bracket carbon tubes are inserted into the three-way connectors by screwing. The three-way connectors on the eight corners connect the bracket carbon tubes into a square bracket. The fixed carbon tubes are arranged on the adjacent two bracket carbon tubes through the two-way connectors correspondingly. The two fixed carbon tubes are parallel in position. The box support carbon tube is arranged on the two fixed carbon tubes. The box support rods are arranged on the box support carbon tube and fixed through the fixing nuts.The support legs are arranged at the four bottom corners of the bracket. The quick release type unmanned aerial vehicle carbon tube bracket has an ingenious structure, and the bracket is connected through the connectors, so that quick release and quick mounting can be realized.

The invention belongs to the technical field of car window mechanisms, and in particular relates to an anti-jamming car window mechanism. In the present invention, the car door has an accommodating chamber for accommodating car window devices; The role of the intercommunication of the accommodation cavity is to facilitate the work of the tempered glass; the function of the moving groove on the narrow side of the door is to facilitate the movement of the lock cylinder; the function of the accommodation groove on the end surface of the movement groove is to facilitate the accommodation of the car lock mechanism; The function in the accommodating groove is to lock the car door; the function of the vehicle window device installed in the accommodating cavity is to block the vehicle window.

An object of the present invention is to provide an electric vacuum cleaner capable of providing high usability in opening and closing a dust collection chamber cover. The electric vacuum cleaner of the present invention comprises: an electric blower fan (2) for attracting dust; a dust collection chamber (3) for collecting the inhaled dust; A dust chamber; a main body (1) with an electric blower inside; and a freely rotatable moving wheel (4) that acts as a running device for the main body. Wherein, the rotation center of the dust collection chamber cover is the same as the rotation center of the moving wheel; when the dust collection chamber cover covers the dust collection chamber, the front end part of the front part of the dust collection chamber cover is located above the rotation center of the dust collection chamber cover . In this way, when the dust collection chamber cover is about to be closed, the dust collection chamber cover will not have a strong momentum, so the problem of causing a strong impact on the main body can be solved, thereby providing a new method for opening and closing the dust collection chamber cover. An electric vacuum cleaner with high usability during closing.

The invention discloses a simple automatic walking transport trolley and an application thereof. The transport trolley comprises a frame, rollers, an inductive switch, a power supply and a control system, wherein the rollers are mounted at the bottom of the frame, the inductive switch is fixed at a front end of the frame, the control system comprises a controller, a servo motor and a starting switch, the controller is used for receiving a signal of the inductive switch and further used for controlling the servo motor to start and stop, the starting switch is fixed at a rear end of the frame, afixed guide device is arranged at a front end of the frame, an adjusting guide device is arranged at the rear end of the frame, the distance from the adjusting guide device to the right side of the frame is equal to the distance from the fixed guide device to the right side of the frame, the guide device comprises a fixing rod and a guide piece, an upper end of the fixing rod is fixed to the bottom of the frame, and the guide part is fixed to a lower end of the fixing rod. The transport trolley is advantaged in that the transport trolley is compact in structure, saves raw materials, improvesoperation stability and the like.

The invention discloses a river curve concave bank protection device for the water conservancy project, and relates to the technical field of water conservancy. The river curve concave bank protection device comprises protection outer contact plates and inner attaching plates. Each protection outer contact plate is of an outwards-convex cambered surface structure, and each inner attaching plate is of an inwards-concave cambered surface structure. The protection outer contact plates are fixedly connected through deformation adjusting mechanisms, the deformation adjusting mechanism close to the outer side is rotationally connected with a limiting side plate, conduction open grooves are evenly formed in the transverse position of the inner attaching plates at equal intervals, mounting clamping plates are fixedly connected to the left sides and the right sides of the inner attaching plates, material adding windows are formed in the middles of the protection outer contact plates, and driving fan wheels are rotationally connected to the middles of the interiors of the material adding windows. According to the river curve concave bank protection device for the water conservancy project, the effect that the protection plate is arranged to buffer scouring of bank water flow to concave bank soil is achieved, and primary protection of a concave bank is achieved.