13results about How to "Guaranteed braking performance" patented technology

The utility model relates to a two-wheeled electric vehicle brake cable testing machine, which comprises a tool table, the tool table is provided with at least one group of simulation mechanisms, each group of simulation mechanisms comprises a fixed seat, a cylinder and a to-be-tested brake, the cylinder is arranged on the tool table, the piston rod of the cylinder points to the to-be-tested brake, and the to-be-tested brake is limited by the fixed seat. A brake cable is led out of the brake to be tested, an anti-abrasion structure is arranged on the side edge of the tool table, and the brake cable is provided with a balance weight around the anti-abrasion structure. According to the invention, the motor is used on the tool table to simulate the brake action, and the brake cable with the counterweight is subjected to multiple fatigue tests; the service life of the brake cable is tested, and the brake performance under various driving conditions is ensured.

The utility model relates to the technical field of ship brake devices, and discloses a winch brake device for a ship. The ship winch stopping and fixing device comprises the operation plate, the control groove is formed in the upper end of the operation plate, the operation box is fixedly connected to the end, away from the control groove, of the operation plate, and when the ship winch needs to be stopped and fixed, a user only needs to step on a braking vane; when the braking vane is treaded, the piston and the piston rod on the sliding block are driven to move towards the butt joint groove at the same time, the piston can exert pressure on the butt joint groove, and therefore the braking work is completed, and when the top end of the clamping block makes contact with the bottom end of the clamping groove, the braking vane is driven to move towards the butt joint groove. The brake device is very convenient to operate, and the brake device is provided with a plurality of layers of brake structures, so that the brake effect is ensured to the greatest extent.

The utility model relates to the technical field of brake pads, in particular to a combined brake pad which comprises an outer shell, a friction layer, a heat conduction layer and a heat insulation layer, first fixing plates are fixedly connected to the front side and the rear side of the outer shell, limiting frames are fixedly connected to the left side and the right side of the outer shell, and fixing parts are arranged on the front side and the rear side of each limiting frame. According to the heat dissipation device, through the arrangement of the friction layer, the heat conduction layer, the heat insulation layer, the friction block, the heat conduction block, the first heat dissipation fins and the second heat dissipation fins, the heat dissipation device is convenient to install and has the good heat dissipation effect, the heat dissipation effect is good, the heat dissipation effect is good, and the service life of the heat dissipation device is prolonged. According to the brake pad, heat generated by friction can be quickly dissipated into air during braking, so that a large amount of heat is prevented from being accumulated on the brake pad or conducted to other components of an automobile during braking, the braking performance of the brake pad can be guaranteed, and the service life of the brake pad is prolonged.

The application discloses a battery management method and device, the method comprises the following steps: acquiring the real-time state of charge and the real-time temperature of the battery; determining whether the battery satisfies the active power consumption condition according to the real-time state of charge and the real-time temperature; if it is determined that the battery satisfies the active power consumption condition, calculating the total active power consumption of the battery according to the real-time state of charge and the real-time temperature; calculating the active power consumption of each controllable power consumption subsystem according to the total active power consumption and the power consumption priority of each controllable power consumption subsystem under the real-time state of charge; and controlling each controllable power consumption subsystem to operate at the active power consumption. The application can avoid the situation that the motor regenerative energy recovery is limited or closed due to the over-high state of charge of the battery, improve the energy utilization rate and guarantee the braking performance.

The invention relates to the technical field of brakes, and provides a rotary brake for a crane, which comprises a base, the upper surface of the base is fixedly connected with a hydraulic pusher, the output shaft end of the hydraulic pusher is fixedly connected with a fixed plate, the upper surface of the fixed plate is fixedly connected with a first linkage rod, and the upper surface of the base is fixedly connected with two first vertical plates; two first gears movably sleeve one sides of the two groups of first vertical plates, a linkage plate is fixedly connected to the outer circular surface of one output shaft of the hydraulic pusher, a connecting rod is fixedly connected to one side of the linkage plate, a first rack is fixedly connected to one end of the connecting rod, and a connecting rod is fixedly connected to one end of the first gear; one end of the connecting rod is fixedly connected with a fixing frame, and the inner wall of the fixing frame is fixedly connected with a first spring. Through the design of the wear compensation mechanism, equipment normally brakes, and due to excessive wear of a brake pad, the output end of the hydraulic thruster needs to be shrunk downwards to compensate the wear distance compared with a normal condition.

The utility model discloses a heavy truck rear axle rear brake dust cover, including dust cover body, is set up with two circumferential equidistance distribution's reserved slot on the dust cover body, and two reserved slots are fixedly connected with the through frame and the heat dissipation frame respectively in respectively, is provided with passive flow guide module on the through frame, passive flow guide module includes static plate, and static plate is located the outside of through frame, and the inside wall fixed connection of static plate's outside and dust cover body. The utility model discloses a heavy truck rear axle rear brake dust cover has can make device utilize the inertia on counterweight when heavy truck is braking and open the grating plate to guide the airflow to enter dust cover body again and export from the heat dissipation frame mode, and the heat of the brake is produced and is waited, thereby effectively reduced the heat of the brake in dust cover body, ensured the heat accumulation of heavy truck brake, avoided heat exhaustion, guaranteed the brake performance of heavy truck, improved the effect of the travel safety of heavy truck.

The utility model relates to the technical field of detecting and braking devices, and provides an elevator detecting and braking device which comprises a supporting frame, a first fixing block is fixedly connected to the supporting frame, a second fixing block is fixedly connected to the first fixing block, a motor is fixedly connected to the second fixing block, a gear is fixedly connected to the output end of the motor, and the gear is fixedly connected to the output end of the motor. The gear is connected with a rack in a meshed mode, the rack is fixedly connected with a first connecting rod, the first connecting rod is connected with a third fixing block in a sliding mode, and the third fixing block is fixedly connected to the first fixing block. When power is cut off, the electromagnet loses power, the clamping block moves to clamp the ratchet wheel block, the guide wheel stops rotating, the motor loses power, under the acting force of the first spring, the second sliding rod moves to drive the third connecting rod to rotate, the third connecting rod rotates to drive the friction plate to move, the friction plate rubs the steel wire rope to enable the elevator box to be decelerated, and the elevator is decelerated when power is cut off. The braking effect of the elevator is guaranteed, and the safety of people in the elevator is protected.

The invention discloses a vehicle control method and device, a vehicle and a readable storage medium, the vehicle comprises a vacuum pump and a vacuum pump relay connected with the vacuum pump and used for controlling the vacuum pump, and the control method comprises the steps that when the vehicle meets the condition that the vacuum pump is possibly used and the vacuum pressure of the vacuum pump is larger than or equal to a preset pressure threshold value, the vacuum pump is started; judging whether the vacuum pump has faults or not; if the vacuum pump does not have the fault, continuously sending an enable signal to the vacuum pump, and obtaining a level signal of a vacuum pump relay within a first preset time; if the level signal is a low level, the current first vacuum degree change condition of the vacuum pump is obtained; and the operation state of the vacuum pump is controlled according to the first vacuum degree change condition. According to the invention, the accuracy of fault detection of the vacuum pump is ensured, and the loss of brake assistance caused by stopping the operation of the vacuum pump due to erroneous judgment is prevented, so that the brake distance is effectively shortened, and the safety of the vehicle is improved.

The utility model provides a torpedo tank truck with anti -skid mechanism relates to torpedo tank truck technical field, including torpedo tank truck body, the top center place of torpedo tank truck body is installed with torpedo tank truck tank body, the bottom both sides of torpedo tank truck body are all fixedly connected with installation box, both sides of installation box are all fixedly connected with wheel in symmetry, the side of mutual far -away of installation box is all fixedly connected with auxiliary brake system, auxiliary brake system includes with the fixed connection of installation box fixed box, the inside extension of fixed box is front fixedly connected with controller, the both sides of fixed box and located inside installation box are fixedly connected with support plate, the front of support plate is all equidistance fixedly connected with three buffer assembly, the back of support plate is all fixedly connected with support component, the utility model discloses through design, can effectively for torpedo tank truck increase auxiliary brake system to this to avoid torpedo tank truck to appear skid, thereby effectively guarantee the safety of surrounding.

The utility model provides a disc type parking braking device, which relates to the field of parking braking and comprises a brake fixing seat, a brake adjusting seat, friction plates, brake pads, a sealing sleeve and an adjusting sleeve, the brake fixing seat, the brake adjusting seat, the sealing sleeve and the adjusting sleeve are sequentially connected, and the two brake pads correspond to the friction plates one by one; the brake adjusting seat is fixed with the brake fixing seat; a brake shaft corresponding to the brake pad is movably arranged in the brake adjusting seat; the sealing sleeve is fixed with the brake adjusting seat, and a slope adjusting shaft is arranged in the sealing sleeve and is connected with a pull wire plate; the end face, making contact with the brake shafts, of the slope adjusting shaft is provided with a slope structure, so that when the slope adjusting shaft rotates along with the action of the wire pulling plate, the two brake shafts can be driven to synchronously and linearly move in the direction facing the friction plates. The braking force can be effectively increased, and the parking braking effect is improved; and the distance between the adjusting sleeve and the sealing sleeve can be adjusted according to requirements, and the adjusting sleeve and the sealing sleeve are fixed again through bolts, so that the brake clearance is adjusted.

The present invention provides a cutting quality assessment method and system for an automobile caliper production line, which relates to the field of automobile manufacturing technology, including collecting image data of the cutting surface of the automobile caliper at different use stages; extracting the first texture feature and the second texture feature of the cutting surface of the automobile caliper; constructing and training an autoencoder model; obtaining a comprehensive feature representation through feature fusion processing; processing the comprehensive feature representation through feature selection based on mutual information to obtain the feature that contributes most to the judgment of the cutting surface state, and obtaining the classification result of the cutting surface state through long short-term memory convolutional neural network model training and optimization processing. The present invention realizes rapid and accurate assessment of the cutting surface of the automobile caliper, real-time monitoring and assessment of the cutting surface condition, provides a scientific basis for the production and quality control of the automobile caliper, and ensures the safety and reliability of the automobile.

The invention discloses an adjustable motorcycle handle, which relates to the technical field of motorcycle accessories, and comprises a handle, a brake assembly for braking, an adjusting mechanism for adjusting an opening gap between the brake assembly and the handle, and an adjusting matching mechanism for matching with the adjusting mechanism for controlling the braking force, the brake assembly comprises a first brake piece and a second brake piece. The adjusting mechanism comprises a connecting rotating shaft, the connecting rotating shaft is located between the first brake piece and the second brake piece, the tail end of the connecting rotating shaft is rotationally connected with a lower connecting block, the lower connecting block is connected with the second brake piece, the upper portion of the connecting rotating shaft is rotationally connected with an upper connecting block, and the upper connecting block is connected with the first brake piece. By changing the structure of the brake assembly, the gap between the brake assembly and the grip can be manually adjusted, so that after the gap is adjusted, the phenomenon that the brake effect is weakened due to the fact that the gap is reduced is avoided, and the brake effect is guaranteed.

The invention discloses a wind driven generator brake device capable of reducing damage, and relates to the technical field of wind driven generator control, the wind driven generator brake device comprises a shell, the shell comprises a shell body and a cover body, a round pipe is inserted in the center of the shell, a key groove is formed in the inner side wall of the round pipe, and an outer spline is arranged on the side wall of the round pipe; the side wall of the outer spline is slidably connected with a brake disc, the inner end face of the shell is fixedly connected with a first limiting pipe, the inner end face of the cover body is fixedly connected with a second limiting pipe, and the brake disc is located between the first limiting pipe and the second limiting pipe. According to the wind driven generator brake device capable of reducing damage, when the brake pad is abraded, the abrasion of the brake pad can be automatically compensated, the service life of the brake pad can be prolonged, the braking effect can be achieved, the extrusion force of the brake pad on the brake disc can be conveniently adjusted and controlled, the braking effect is guaranteed, and the service life of the wind driven generator is prolonged. And damage to power station operation, equipment and the like is reduced.