255 results about "Braking equipment" patented technology

The utility model discloses a brake device for a tensioning oil cylinder, and belongs to the technical field of brake equipment. The brake device comprises a cylinder body, a piston, a brake ball, a brake cylinder and an elastic piece, a piston rod penetrates through the cylinder; the piston, the brake cylinder and the elastic piece are all arranged in the cylinder body, the bottom of the elastic piece is connected with the cylinder body, the brake cylinder is arranged above the elastic piece, and the piston is arranged above the brake cylinder; the brake ball can abut against the inner wall of the brake cylinder and the outer wall of the piston rod. A sealing cavity is formed between the cylinder body and the piston; and an oil inlet nozzle communicated with the sealing cavity is arranged on the cylinder wall of the cylinder body. The brake device opens the brake by using the pressure of hydraulic oil and holds the brake by using the restoring force of the elastic piece, so that the stability of the telescopic state of the piston rod is improved; and the brake opening or contracting time can be flexibly adjusted according to the change speed of the oil pressure. The utility model belongs to a normally closed brake structure, and meets the mechanical safety performance requirements of products.

An auxiliary steering device for a hydrostatic vehicle steering system, includes an input shaft, which can be actuated or set in rotation by a steering wheel, an output shaft for actuating a steering metering valve, and a planetary gearing. The planetary gearing includes a planetary wheel carrier with multiple planetary wheels, which mesh with a sun gear and a surrounding ring gear. The input shaft is connected to the planetary wheel carrier and the output shaft is connected to the sun gear in each case for conjoint rotation. The auxiliary steering device has an electric drive for exerting a torque on the ring gear, a braking device for fixing the input shaft, and a coupling device for producing a rotationally fixed connection between the output shaft and the planetary wheel carrier.

The invention relates to the technical field of traffic fault prediction, in particular to a rail braking equipment fault prediction method and system, and the method comprises the steps: obtaining the operation state data of rail braking equipment; a dynamic fault association diagram is constructed, and a fault transmission relation between brake equipment components is obtained; dynamically adjusting the edge weight of the dynamic fault association diagram according to the running state data of the track braking equipment, calculating the PageRank value of the node of the dynamic fault association diagram to identify a key component, and searching a target fault propagation path by adopting a Dijkstra algorithm; constructing a multi-task predictive maintenance decision-making tree, inputting the running state data of the track braking equipment, the key component and the target fault propagation path into the multi-task predictive maintenance decision-making tree, and outputting a multi-dimensional prediction result through multi-layer decision-making; and generating a priority maintenance suggestion according to the multi-dimensional prediction result. Therefore, the problems that dynamic changes of the components are ignored, the relation between the components is cut, and maintenance decision support is lacked in the prior art are solved.

The invention relates to a braking device (10) for a motor vehicle with a fluid path (12) through which a fluid can flow and which has at least two line sections (14, 16), in which at least one pump element (18) and at least one valve device (34) which has a valve inlet (26) and a valve outlet (28) and which can be moved between at least two valve positions (30, 32) is arranged, wherein the valve device is fluidically connected to the pump element (18) via the valve inlet (26) by means of a first of the line sections (14), with a retarder (38), which has a stator (40), a rotor (42) and a retarder inlet (44), via which the retarder (38) is fluidically connected to the valve device (34) by means of the second of the line sections (16) via the valve outlet (28), wherein in a first of the valve positions (30) the valve inlet (26) is fluidically connected to the valve outlet (28) and in the second valve position (32) the valve inlet (26) is not fluidically connected to the valve outlet (28).

The invention relates to a braking device (10) with a fluid path (12) through which a fluid can flow and which has two line sections (14, 16), in which a pump element (18), a cooler (64) and a valve device (34) which has a valve inlet (26) and a valve outlet (28) and which can be moved between two valve positions (30, 32) is arranged, wherein the valve device is fluidically connected to the pump element (18) via the valve inlet (26) by means of a first of the line sections (14), with a hydraulic sump (80) fluidically connected to the fluid path (12), with a retarder (38), which has a stator (40), a rotor (42) and a retarder inlet (44), wherein the valve inlet (26) is fluidically connected to the valve outlet (28) in a first of the valve positions (30), whereby the fluid flowing through the first line section (14) can be conveyed through the valve device (34) to the retarder inlet (44) via the second line section (16), and the valve inlet (26) is not fluidically connected to the valve outlet (28) in the second valve position (32).

A personal mobility vehicle, such as a scooter, includes at least one battery and motor for powering at least one driven wheel. The vehicle also includes a braking assembly configured to isolate the motor from the at least one driven wheel such that power is terminated from the motor to the at least one wheel in response to a user engaging a braking assembly of the vehicle. The vehicle can include a switch or position sensor that interacts with the braking assembly to initiate the isolation of the motor from the at least one driven wheel and the switch or position sensor preferably is inaccessible to the foot of the user.

The invention provides an overhaul judgment method and device, a vehicle, electronic equipment and a computer program product, and relates to the technical field of driving safety, the method can be based on driving data of the vehicle, and the driving data is obtained by counting braking behaviors of the vehicle in the over-speed-limit driving process; and determining whether a driver of the vehicle has a fierce driving behavior, if the driver of the vehicle has the fierce driving behavior, recording target driving data, and determining whether brake equipment of the vehicle needs to be overhauled according to the target driving data. Through the arrangement, whether the braking equipment of the vehicle needs to be overhauled or not can be determined according to the intense driving condition of a driver, then the braking failure risk of the braking equipment is reduced, and driving safety is improved.

The invention discloses safety tongs and an elevator car system, relates to the technical field of elevator braking equipment, and solves the problem that existing elevator safety tongs are difficult to reset under the action of static friction force. The clamp body is provided with a moving space for guide rails on the two sides of an elevator to penetrate through up and down; one side of the movable brake block is provided with a first brake surface which can be in frictional contact with guide rails on the two sides of the elevator; the side, close to the movable brake block, of the fixed brake block is provided with a second brake face capable of making friction contact with guide rails on the two sides of the elevator. A backing plate; the spring is located between the base plate and the clamp body and can apply pre-tightening force to the base plate. The safety tongs have the advantages of being simple in structure, easy to reset and the like, the fixed brake block and the movable brake block can synchronously move downwards so that unlocking can be automatically completed, through the structural design, the safety tongs are easier to unlock, and the safety tongs can automatically reset along with movement of a lift car without external force interference.

The invention discloses an electronic safety gear, relates to the technical field of elevator braking equipment, and solves the problems that an existing electronic safety gear is long and not compact enough in structure. The elevator clamp comprises a clamp body, the clamp body is provided with a moving space allowing a guide rail of an elevator to vertically penetrate through and a roller path distributed on one side of the moving space, and the width of the roller path is gradually reduced from bottom to top; a trigger plate; the electronic driving part is arranged on one side of the clamp body; the rolling column is movably arranged in the rolling path; and a torsion spring. The safety tongs have the advantages of being simple and compact in structure and the like, the trigger plate is located on the side face of the tongs body instead of directly driving the pin roller to move up and down, the pin roller is stirred through the torsional spring, the pin roller can make contact with the guide rail, therefore, the moving stroke of the trigger plate is shorter, the overall length of the electronic safety tongs is greatly shortened, and the safety tongs are convenient to use. And the structure is more compact, and the safety and reliability are better.

An electro-mechanical brake apparatus and a vehicle. The electro-mechanical brake apparatus includes a brake caliper and a lead screw. The brake caliper is configured to be fastened to a brake motor and accommodate the lead screw. The lead screw is configured to be connected to the brake motor in a transmission manner and drive two friction plates. The brake caliper includes two mounting surfaces. Each mounting surface is used for mounting one friction plate. The lead screw includes two end faces. At least one of the one end face or the other mounting surface includes an accommodation groove. Each accommodation groove is configured to accommodate a part of a pressure sensor. Each pressure sensor is configured to detect pressure against one friction plate during braking. The electro-mechanical brake apparatus can reduce an axial size of the electro-mechanical brake apparatus.

A vehicle braking control apparatus includes a controller and a determiner. The controller is configured to switch between a braking-force generating control and a braking-force release control. The controller causes a braking device mounted on a vehicle to generate a braking force in the braking-force generating control and causes the braking device to release the generated braking force in the braking-force release control. The determiner is configured to determine whether an unstable-behavior with rotation around a rotation axis along a vertical direction occurs or not in the vehicle based on a determination-value determined by a state occurred in the vehicle and a state of a road surface with which wheels of the vehicle are in contact. The controller causes the braking device to generate the braking force by executing the braking-force generating control when the determiner determines that the unstable-behavior occurs.

The invention discloses safety tongs adapting to a guide rail with serious abrasion, relates to the technical field of elevator braking equipment, and solves the problem that existing safety tongs cannot meet the braking requirement of the guide rail with serious abrasion. The forceps comprise a forceps body; one side of the fixed brake block is provided with a second brake surface; the spring can apply pre-tightening force to the fixed brake block; one side, far away from the fixed brake block, of the movable brake block is in inclined plane fit with the retaining wall on the caliper body and can move up and down relative to the caliper body, and the other side of the movable brake block is provided with a first brake surface which can be in frictional contact with guide rails on two sides of the elevator; a brake wheel; wherein the caliper body is provided with an extrusion surface matched with the brake wheel. Through special structural design, the safety tongs can stop an elevator in a short stroke under the condition that a guide rail is seriously abraded and thinned, unlocking is simpler, and the safety tongs can automatically reset along with movement of an elevator car without external force interference.

A braking apparatus for a vehicle is disclosed herein. According to an embodiment of the present disclosure, a braking apparatus for a vehicle is provided, the apparatus including: a front wheel braking unit configured to brake a front wheel of the vehicle; a rear wheel braking unit configured to brake a rear wheel of the vehicle using an electro-mechanical brake; a main control unit configured to control the front wheel braking unit using hydraulic pressure and to transfer a braking command to the rear wheel braking unit; and an auxiliary control unit configured to enable redundancy control of the rear wheel braking unit, wherein the front wheel braking unit further comprises at least one electronic parking brake caliper disposed on the front wheel, and wherein the electronic parking brake caliper is connected to the auxiliary control unit and controlled by the redundancy control unit.

The invention relates to the technical field of power transmission line monitoring, and discloses a power transmission line construction site violation intelligent monitoring and identification system. A spatial modeling module of the system constructs a three-dimensional dynamic model, an environment sensing module collects multi-modal environment characteristic data, and a behavior capturing module obtains construction personnel and equipment action flow; the standard database module stores digital safety regulations, and the violation modeling module constructs a violation behavior recognition model matched with the current construction stage in combination with a three-dimensional dynamic model, environmental data and regulations; the violation analysis module outputs a violation probability vector according to the rule, and the spatial offset judgment module establishes a dynamic security boundary and generates a spatial offset parameter; the decision-making module synthesizes the data to generate a multi-level response instruction, and the execution control module drives alarm and braking equipment; and the feedback correction module updates model parameters through alarm records and false alarm data to realize dynamic optimization.

The present invention relates to a method for decelerating a motor vehicle with single wheel ruts, the method comprising the following steps: a) determining, by means of a control unit (22) of the motor vehicle, the total torque (GM) required for a desired driving manoeuvre of the motor vehicle wheels (12); b) deriving, by the control unit (22), a brake partial torque (B) and an engine partial torque (M) from the required total torque (GM); and c) generating the brake partial torque (B) on the wheels (12) by means of the control unit (22) controlling the braking device of the motor vehicle, and generating the engine partial torque (M) on the wheels (12) by means of the control unit (22) controlling the engine of the motor vehicle. The present invention also describes a motor vehicle with single wheel ruts.

The following steps describe a method for performing a quick start for a bicycle that can be propelled at least temporarily by muscle power and by the driving force of an electric drive unit: (S1) Querying a quick start request; and (S2) Detecting an activation state of a bicycle's braking system; (S4) Specifying a quick-start mode for the bicycle when a quick-start request is received and detecting the activation state of the bicycle's braking system. The method detects when the bicycle's quick-start mode is activated and, when the deactivation of the bicycle's braking system is detected, operates the electric drive unit to propel the bicycle with a predetermined drive force to perform a quick start.

The invention discloses a control force adjustable mechanical structure of a speed brake handle. A small base plate, a cushion block, a spring B and a lining B are placed in the middle of the handle rod, a rod sleeve is screwed into a screw C, and the right support and the left support are connected through a screw A. The RVDT is fixed to the left support through the pressing plate, the auxiliary gear A, the auxiliary gear B, the lining A, the flat gasket and the elastic gasket B are placed on the RVDT and screwed into the nut C, the bearing A and the main gear are placed on one side of the rod sleeve, the elastic gasket A is screwed into the screw B, the main gear is meshed with the auxiliary gear A and the auxiliary gear B, and the damping bearing C is placed on the other side of the rod sleeve. The device is small in installation space, few in parts, high in reliability index, capable of rapidly improving operation of a pilot on speed brake equipment, capable of adjusting the operation comfort and timeliness of the device according to the requirements of the pilot, adjustable and easy to maintain and disassemble.

The utility model provides a booster assembly, and belongs to the technical field of brake equipment. The problems that an existing brake pump is high in replacement cost and inconvenient to replace are solved. The booster assembly comprises a shell, a push rod and a piston arranged in the shell, sealing is formed between the outer side of the piston and the shell, an oil inlet cavity is formed in the position, on the rear side of the piston, of the shell, an oil inlet hole and an oil return hole are formed in the shell, a cylindrical valve element and a rod-shaped linkage piece are further arranged in the shell, and the linkage piece is arranged in the shell. The two ends of the linkage piece act on the push rod and the valve element respectively, the push rod can drive the valve element to move backwards through the linkage piece so as to block the oil inlet hole and the oil inlet cavity, the push rod can drive the valve element to move forwards so as to enable the oil inlet hole to be communicated with the oil inlet cavity, and a mounting cavity is formed in the position, located on the front side of the piston, in the shell. The front side of the mounting cavity is open, a push rod is arranged in the mounting cavity, and the rear end of the push rod can abut against the front end of the piston. The booster assembly has the advantage of being convenient to replace.

A braking device according to one embodiment comprises: a rotary element, a linear motion element which is movable in a first direction when the rotary element is rotated in a first direction and is movable in a second direction when the rotary element is rotated in a second direction, a piston which is able to push a brake pad in the first direction by being pushed by the linear motion element in the first direction;and a projection extending from the brake pad, housed in a recess provided in the piston, and having an inclined surface inclined obliquely with respect to an axis of rotation, wherein the piston, rotating in the second direction of rotation, comes into contact with the inclined surface of the brake pad at a first end face of the recess and presses the brake pad in the first direction, and when the projection is viewed in the first direction, a projected area of ​​the inclined surface is greater than half a projected area of ​​the projection.

A vehicle electronic system including a parking brake equipment, comprising a brake element (2) including either a brake pad or a brake shoe, said brake element (2) including an electrical circuit equipped with one or more sensors (3, 4, 5) for real-time detection of signals relating to temperatures and / or to normal forces and / or to shear forces and having electrical terminals arranged in a zone for collecting the signals from the brake element, said vehicle electronic parking brake system further comprising an actuator (8) of the brake element (2), a controller (7) delivering a braking force command to the actuator (8), and regulating means (9, 10) driving the controller (7), wherein the regulating means (9, 10) include a closed regulating loop of the braking force including a reference braking force generator (10), said closed regulating loop of the braking force being communicating with said sensors (3, 4, 5) to acquire at least one of temperatures and / or normal forces and / or shear forces measurements.

The utility model provides a brake master cylinder, and belongs to the technical field of brake equipment. The problem that an existing brake master cylinder is low in continuous braking response speed is solved. The brake master pump comprises a pump body and a columnar piston, a concave hole is formed in the end portion of the inner end of the piston, a first side hole, a second side hole and a third side hole are formed in the side wall of the concave hole in the radial direction in a penetrating mode, and an oil supplementing spring, a cylindrical oil supplementing valve element, a pressure relief valve element and a pressure relief spring are sequentially arranged in the concave hole in the direction from a brake cavity to an oil inlet cavity. The pressure relief valve element can move under the elastic action of the pressure relief spring, the end, facing the pressure relief valve element, of the oil supplementing valve element is located between the first side hole and the second side hole, sealing is formed between the outer side of the end and the side wall of the concave hole, an annular protruding shoulder is further arranged on the inner wall of the concave hole, and the first side hole is located between the protruding shoulder and the second side hole. The oil supplementing valve element can abut against the convex shoulder under the elastic force effect of the oil supplementing spring to form sealing. The brake master cylinder has the advantage of high continuous brake response speed.

The invention relates to the technical field of curling equipment, and discloses a waterproof coiled material curling safety warning device which comprises a plate frame, an equipment cabinet arranged on the outer wall of the plate frame, a machine table and a rotating shaft arranged on the inner wall of the plate frame, material returning equipment arranged on the top of the machine table, and induction equipment arranged on the two sides of the machine table. The sensing device specifically comprises assembling sliding grooves formed in the outer surface of the machine table and the surface of the inner wall of the plate frame, assembling plates arranged in the assembling sliding grooves, and laser sensors arranged on the surfaces of the assembling plates. According to the waterproof coiled material curl safety warning device, by arranging the alarm, during work, the laser transmitter sends laser signals to the laser receiver, the laser receiver receives the signals and keeps normal work, when a human body or an object gets close to the rotating shaft, the laser signals are shielded, the laser receiver loses the signals, the rotating shaft is braked through the braking equipment, and the waterproof coiled material curl safety warning device is started. Therefore, the safety of workers can be guaranteed, and the workers are prevented from being wound by the rotating shaft rotating at a high speed.

The invention belongs to the technical field of braking equipment, and discloses a service braking, parking braking and power-off braking three-in-one braking device which comprises an execution part, a suction plate, an electromagnet and an elastic part. The execution part is provided with a first end connected to a brake cable and a second end opposite to the first end; the attraction plate acts on the execution part and can drive the execution part to move in the direction from the first end to the second end, the electromagnet generates magnetic attraction force on the attraction plate when powered on so that the attraction plate can be attached to the electromagnet in the direction from the second end to the first end, the elastic part acts on the attraction plate, and when the attraction plate is attached to the electromagnet, the elastic part does not act on the attraction plate. When the unmanned forklift is powered off, the electromagnet loses magnetism, the elastic piece recovers deformation and drives the suction plate to move, the executing piece pulls the brake cable, the brake cable applies pulling force to the brake calipers or the brake drum, and finally the unmanned forklift completes the braking action. Therefore, the power-off braking function of the unmanned forklift is realized.

Comprising a wheel set carrying a display member and provided with a braking device. An electromechanical timepiece movement (2) is disclosed comprising an electromechanical motor (54), a display wheel set (30) arranged to be rotated by the electromechanical motor and comprising a stem (36) intended to carry display hands (48), and a braking device associated with the display wheel set and comprising a brake spring (10) and a gasket (8) arranged between the brake spring and the stem of the display wheel set, the brake spring is arranged so as to be able to generate a brake torque on the display wheel set via the washer pressed by the brake spring once the display wheel set is subjected to a rotational drive torque. The washer and the brake spring are arranged such that the washer remains stationary and does not rotate in normal operation. The gasket applies a total compression force to the arbor so as to create a friction force between the lateral surface of the gasket and the revolution surface of the arbor, which generates a braking torque.

The brake device (1) provided for a railway vehicle comprises at least one wheelset (99) having a wheelset axle (98), along which a wheelset axis (y) extends coaxially, and the brake device (1) comprises wheels (9, 9', 9'') directly or indirectly connected to the wheelset axle (98) and rotatable about a wheel axis (x), and comprises eddy current rotors (22A; 22B) connected to the wheels (9, 9', 9''), and the eddy current rotors (22A; 22B) and at least one friction brake (3; 3A, 3B) having a friction rotor (32; 32A, 32B; 92) connected to or integrated in the wheels (9, 9', 9'') and having a friction stator (31; 31A, 31B) displaceable relative to the friction rotor (32; 32A, 32B; 92). - the eddy current brake (2A; 2B) and the friction brake (3; 3A, 3B) can be sequentially actuated by a single actuation device (7) and drive device (8), said drive device (8) being connected to the actuation device (7) and controllable by a control unit (10); the eddy current rotor (22A; 22B) is designed as one piece or segmented, has a disk or ring shape, is aligned coaxially with the wheel axis (x) and is connected to one side of the wheel (9, 9', 9'') or is integrated into the wheel (9, 9', 9''); at least one eddy-current stator (21A; 21B) is designed as one piece or segmented and is displaceable in the direction of the wheel axis (x) in front of the eddy-current rotor (22A; 22B) or tiltable segment-by-segment relative to the eddy-current rotor (22A; 22B); - the wheels (9, 9', 9'') have a wheel rim (92) acting as a friction rotor (32) with a front surface (921) directed radially outward with respect to the wheel axis (x) acting as a braking surface, and the friction stator (31) is displaceable with respect to the front surface (921).

The invention discloses a vehicle control method and device, a processor and a vehicle. The method comprises the steps that in response to the situation that the vehicle is in a crawling mode, a first treading state of braking equipment of the vehicle is determined; in response to the first treading state indicating that the brake device is in a non-treading state, determining a second treading state of an acceleration device of the vehicle, and determining a target vehicle speed of the vehicle at a future moment based on the second treading state and a current vehicle speed of the vehicle at the current moment, the future moment being later than the current moment; in response to the first treading state indicating that the brake equipment is in a treaded state, a target vehicle speed is determined based on the current vehicle speed and a first treading opening degree of the brake equipment, and the first treading opening degree is used for indicating the opening degree of the brake equipment in the treaded state; based on the target vehicle speed, an electric drive system of the vehicle is controlled to output target torque, and the target torque is used for driving the vehicle to run according to the target vehicle speed. The technical problem of low effectiveness of vehicle control is solved.

This invention relates to an electric drive device (2) for use in an electro-hydraulic braking device, the electric drive device comprising: a housing (4); and stator-rotor units (8), (26) received by the housing (4) for moving a piston in a cylinder-piston assembly to generate braking pressure. Here, the stator-rotor units (18), (26) have a stator (18) having a plurality of magnetizable, pole-forming stator teeth SZ1, SZ2...SZ 11 SZ 12 The arrangement structure consists of stator teeth SZ1, SZ2...SZ 11 SZ 12 The teeth are divided into separate, inserted pairs SZ1 & SZ2, SZ3 & SZ4...SZ, which are inserted into the housing (4). 11 &SZ 12 Here, the teeth are SZ1 & SZ2, SZ3 & SZ4...SZ 11 &SZ 12 Each tooth pair is wound with its own and shared metal wire that forms part of the coil (20), the two wire ends D of the tooth pair A D E Electrical contact (20) is made of a separate housing insert (8) made of plastic, which engages with the housing (4) and covers the stator-rotor unit (18), (26). The individual stator teeth SZ1, SZ2...SZ 11 SZ 12 They are pressed against each other in a side-by-side manner within the housing (4) and pressed against the housing (4).

The invention relates to a method for determining a value of hydraulic pressure to be supplied in a braking device (6) of a motor vehicle, comprising the following steps, during a tightening: - determination of a value of total target tightening force to be exerted on the piston, - determination of a value of principal force that the screw / nut system is capable of exerting alone on the piston - determination of a value of missing force to be exerted on the piston in addition to the principal force - determination of a value of future loss of tightening force corresponding to the force exerted less by the screw / nut system as soon as, after the hydraulic system (8) has exerted an additional tightening force on the piston, this hydraulic system (8) no longer exerts this additional tightening force on the piston;- from the missing force value, the future clamping force loss value and a piston dimension, determination of a target hydraulic pressure value to be supplied by the hydraulic system Figure for the abbreviation: figure 1;

The utility model provides auxiliary equipment for braking of a water-turbine generator set, which belongs to the technical field of braking equipment and comprises a workbench and an auxiliary component arranged on the outer wall of the workbench, and the auxiliary component comprises a shaft sleeve, a limiting shell, a lifting plate, a mounting table, a mounting groove, a limiting block, a driving rod, an air cylinder, a fine tuning table, a brake pad and a reset component. The shaft sleeve is matched with the brake pad, the mounting groove is formed in the outer wall of the mounting table, the limiting block is fixedly arranged on the outer wall of the mounting table, the mounting groove is matched with the brake pad, the limiting block is slidably embedded in the inner wall of the limiting shell, and one end of the air cylinder is fixedly arranged on the outer wall of the lifting plate. Through the auxiliary assembly, multi-angle clamping and friction can be stably carried out on the shaft sleeve, the rotating speed of the main shaft is reduced to the maximum degree in a driven mode, the situation that the main shaft cannot be accurately decelerated due to failure of a single brake pad is avoided, and the situation that the stability of decelerating friction is reduced due to abrasion of the brake pad can be adapted.

The utility model relates to the technical field of braking equipment, and discloses a light-weight carbon-ceramic brake disc assembly and device for a new energy automobile. The light-weight carbon-ceramic brake disc assembly for the new energy automobile comprises a base body and a carbon-ceramic brake disc, wherein the base body is of an annular structure; the ventilation grooves are formed in the base body and penetrate through the outer ring side and the inner ring side of the base body; the air guide gear ring is connected with the base body inner ring; the air guide teeth are arranged on the air guide gear ring; according to the light-weight carbon-ceramic brake disc assembly for the new energy automobile, compared with a traditional metal material, the weight of the brake disc assembly made of the carbon-ceramic composite material is greatly reduced, the mass of the whole automobile can be reduced, the endurance mileage of the new energy automobile is increased, and the energy consumption efficiency of the new energy automobile is improved; the heat dissipation capacity of the brake disc is remarkably improved through the ventilation grooves and the air guide teeth, the heat fading phenomenon is effectively prevented, the stability and reliability of a brake system are ensured, and the brake performance is improved.