11results about How to "Guaranteed braking effect" patented technology

The application discloses a kind of carbon ceramic brake pad for grinding carbon ceramic brake disc, belong to brake pad technical field, solve the poor heat dissipation performance of existing ceramic brake pad, insufficient connection strength, leading to the problem of poor friction performance, it includes carbon ceramic lining plate and the carbon ceramic friction surface installed on carbon ceramic lining plate, multiple mortise grooves are set on the upper surface of carbon ceramic lining plate, multiple tenon heads matched with mortise groove are set on the lower surface of carbon ceramic friction surface, tenon head is embedded into mortise groove and forms mortise and tenon structure, connects carbon ceramic lining plate and carbon ceramic friction surface, ear plate is set on the circumference of carbon ceramic lining plate, and mounting hole is formed in ear plate;In the application, the friction coefficient is adjusted by designing ceramic phase composition and density of carbon ceramic friction surface and carbon ceramic lining plate, and carbon ceramic lining plate and carbon ceramic friction surface are connected by RMI process and mortise and tenon structure to improve the mechanical properties of connecting place, ensure braking safety, reduce thermal stress generated in braking process, so as to improve the friction performance, effectively guarantee braking effect, and prolong service life.

This utility model relates to the field of safety protection technology for loading foam glass, and discloses a safety protection device for loading foam glass, including two No. 1 wheel frames; the No. 1 wheel frame, No. 2 wheel frame, and No. 3 wheel frame are connected by a single slider and a double slider, and a first winch and a second winch, so that the device can be flexibly deployed on a flatbed truck. In use, it is connected to the safety rope on the employee through the hanging wheel, and the No. 3 wheel frame can be moved according to the loading and unloading needs to provide effective safety protection for the employee and prevent the employee from falling from a height. By applying external force to pull the positioning pin, it is disengaged from the positioning groove, which releases the positioning pin from the brake rod. At this time, the positioning pad is pressed against the ground by pressing the brake rod. At this time, the positioning pin is embedded into the positioning groove under the action of the positioning spring, which can fix the brake rod. Under the action of the friction between the positioning pad and the ground, the device will not be able to move, ensuring the braking effect of the device.

The invention relates to the technical field of press machines, in particular to an auxiliary brake mechanism of a press machine for metal cellular board production, which comprises a brake driving component, a brake driving component, a hydraulic rod, a brake driving component, a brake driving component and a brake driving component, and is characterized in that the brake driving component is mounted on the press machine; the friction braking assembly is also installed on the press machine and used for conducting friction braking on the hydraulic rod, and the friction braking assembly is driven by the braking driving assembly to move; the plug-in brake assembly is connected with the brake driving assembly, and the brake driving assembly drives the plug-in brake assembly to move so as to brake the hydraulic rod; when a main brake of the press fails or emergency braking is needed, auxiliary braking of the hydraulic rod can be achieved by pushing the braking driving strip in the direction of the press, operation is easy, convenient and rapid, potential safety hazards can be eliminated within the shortest time, the braking driving strip can achieve automatic locking, and the stability of auxiliary braking is guaranteed.

The utility model discloses an underground tramcar braking device, which belongs to the technical field of underground tramcars and comprises a tramcar body, two driving shafts are arranged at the bottom of the tramcar body, rail wheels are fixedly sleeved at two ends of the two driving shafts respectively, and brake discs are fixedly sleeved on the two driving shafts respectively. U-shaped supports are fixedly connected to the two sides of the mine car body correspondingly, and water spraying mechanisms are arranged on the two U-shaped supports correspondingly. Along with continuous use of the arc-shaped brake block and the brake plate, abrasion can be generated, meanwhile, the outward moving distance of the sliding seat is gradually increased, when the arc-shaped brake block and the brake plate need to be replaced, the contact sensor is in contact with the sliding seat at the moment, and it is indicated that the arc-shaped brake block and the brake plate are consumed up; and at the moment, the controller is used for controlling the loudspeaker to give out a warning tone, so that a worker can replace the arc-shaped brake block and the brake plate in time.

The application discloses an AMT gear shifting method in an auxiliary braking condition, a storage medium and a device, relates to the fields of brake temperature estimation and auxiliary braking use evaluation, and the method comprises the following steps: when an AMT controller monitors that there is torque of a hydraulic retarder or engine braking, the AMT controller enters an auxiliary braking mode, and it is judged that: if a vehicle auxiliary braking gear has a constant speed function, then the auxiliary braking torque is automatically adjusted according to the change of the vehicle speed to keep the vehicle speed stable; if the auxiliary braking gear is used for auxiliary braking, then an AMT gear shifting interval is determined, and the AMT gear shifting interval is corrected according to braking power; and if an auxiliary braking handle is not opened, then the engine speed is controlled to be in an engine braking normal working speed range, and the engine speed is adjusted in real time according to the hydraulic retarder. According to the application, by selecting a suitable gearbox gear, the braking effect can be ensured, and the use experience of a driver can be prevented from being affected by the excessively high speed and excessively large noise.

This invention belongs to the technical field of monorail cranes, specifically an explosion-proof lithium battery-powered monorail crane, comprising a track on which a drive vehicle and a crane are mounted; the drive vehicle has traveling wheels mounted on a drive shaft, and a drive motor is mounted on the drive vehicle to drive the traveling wheels; an auxiliary shaft with a spline connection is installed inside the drive shaft, and an auxiliary wheel is mounted on the auxiliary shaft, located between the traveling wheels and the web of the track; a hydraulic rod is mounted on the drive vehicle, and the hydraulic rod is connected to the auxiliary shaft; the surface of the lower flange is inclined, and the surfaces of the traveling wheels and the auxiliary wheel are matched with the surface of the lower flange; this invention has a simple structure, can use the auxiliary wheel and brake block to perform multi-stage braking of the crane, and isolates the traveling wheels during braking to avoid wear caused by wheel slippage, and improves braking effect.

The present application relates to gap self-adjusting type brake, relates to brake technical field, including brake bottom plate, brake adjusting system, brake power device, two brake shoes, shoe pressing plate, water film sensing system, vibration system and brake hub, brake power device is transmission connection with each brake shoe, brake hub is rotatably installed on brake bottom plate, brake adjusting system changes the interval between two brake shoes after two brake shoes wear, water film sensing system is slidably installed on brake shoe, pressure sensor is arranged on water film sensing system, vibration system includes eccentric vibration device and two vibration hinged plates, vibration hinged plate is hinged on corresponding brake shoe, each vibration hinged plate is hinged with each other, eccentric vibration device is installed on one of vibration hinged plate, eccentric vibration device moves along the inside wall of brake hub, eccentric vibration device drives vibration hinged plate to rotate, brake failure caused by water film can be prevented.

The utility model belongs to the technical field of band sawing machines, and particularly relates to a protection structure of a band sawing machine, which comprises a machine body, a base and a protective cover. The lifting seat is arranged on the bed body, and a driving belt wheel and a driven belt wheel are arranged on the lifting seat; the band saw blade is wound on the driving belt wheel and the driven belt wheel and is used for cutting a workpiece; the guide frame is arranged on the lifting seat, and a guide column is arranged on the guide frame; the two protection parts are located on the left side and the right side of the workbench correspondingly, and each protection part is provided with a slit allowing a band saw blade to penetrate through; the protection parts can form protection barriers on the two sides of the band saw blade, and compared with the prior art, the use safety of the band sawing machine is effectively improved.

This invention discloses an electromagnetic compatibility (EMC) adaptation system for an electric vehicle braking system, relating to the field of electric vehicle engineering technology. It includes: a full-domain electromagnetic situational awareness engine module, which collects multi-dimensional electromagnetic data of the electric vehicle and external scenarios; a braking electromagnetic disturbance source tracing and monitoring module, which establishes an interference condition correlation model; an intelligent compatibility adaptation decision module, which couples and analyzes the full-scenario electromagnetic environment feature map with the electromagnetic interference parameters of the braking system, matches the EMC threshold range of the braking system, and generates an initial EMC adaptation scheme; and a dynamic closed-loop optimization and control module, which dynamically iteratively optimizes the initial EMC adaptation scheme and outputs the optimal EMC adaptation strategy for the braking system. This invention, through multi-module, multi-dimensional electromagnetic data acquisition, analysis, and adaptation, forms a dynamic feedback closed loop, capable of responding in real time to changes in different electromagnetic environments, ensuring the system's EMC compatibility under complex operating conditions.

The invention relates to the technical field of vehicle energy recovery, in particular to a braking energy recovery method and system based on energy conversion, and the method comprises the following steps: carrying out energy recovery state judgment based on a current battery energy storage state value to obtain a current energy recovery state; if yes, emergency degree analysis is conducted on the target running vehicle through the current braking strength and the current running speed, the current braking emergency degree is obtained, recovery braking force and mechanical braking force are obtained according to the current braking emergency degree, braking force distribution is conducted according to the recovery braking force and the mechanical braking force, and a target braking vehicle is obtained; otherwise, direct mechanical braking force is obtained, braking force distribution is conducted through the direct mechanical braking force, and the target braking vehicle is obtained. According to the invention, the adaptability and safety of the energy recovery system in different environments and driving scenes can be improved, and the energy recovery efficiency is enhanced.

The application discloses a composite buffer type low-damage brake performance enhancing device, which comprises a brake disc, a first brake assembly and a U-shaped block arranged on the brake disc, a blocking mechanism arranged on the U-shaped block, a driving mechanism arranged on the U-shaped block and a second brake assembly arranged on the driving mechanism, and the U-shaped block is inverted U-shaped; the second brake assembly comprises double-cylinder friction mechanisms and single-cylinder friction mechanisms which are simultaneously arranged on the output end of the driving mechanism, an E-shaped block is arranged on the double-cylinder friction mechanisms, and the lower middle part of the E-shaped block is slidably connected with the upper end of the single-cylinder friction mechanisms; the blocking mechanism is used for blocking the E-shaped block, so as to block the movement of the double-cylinder friction mechanisms and make the single-cylinder friction mechanisms be able to be compressed on both sides of the brake disc; air inlet mechanisms and air outlet mechanisms are arranged on the upper end of the E-shaped block, and a first air outlet groove for air outlet is arranged on the blocking mechanism. The application has the advantages of high-efficiency heat dissipation, adjustable composite brake mode, low abrasion and buffering and damping.