CN111891105A - Multistage brake booster unit of new energy automobile and system - Google Patents
Multistage brake booster unit of new energy automobile and system Download PDFInfo
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- CN111891105A CN111891105A CN202010178407.9A CN202010178407A CN111891105A CN 111891105 A CN111891105 A CN 111891105A CN 202010178407 A CN202010178407 A CN 202010178407A CN 111891105 A CN111891105 A CN 111891105A
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- push rod
- fixedly connected
- brake
- spring
- plunger
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T17/00—Component parts, details, or accessories of power brake systems not covered by groups B60T8/00, B60T13/00 or B60T15/00, or presenting other characteristic features
- B60T17/18—Safety devices; Monitoring
- B60T17/22—Devices for monitoring or checking brake systems; Signal devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L7/00—Electrodynamic brake systems for vehicles in general
- B60L7/10—Dynamic electric regenerative braking
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T13/00—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems
- B60T13/02—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with mechanical assistance or drive
- B60T13/04—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with mechanical assistance or drive by spring or weight
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- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Regulating Braking Force (AREA)
Abstract
The invention relates to a multistage brake power assisting device and system for a new energy automobile. Connect the one end fixed connection control push rod of fork, the first spring of outside fixed connection of control push rod, control the jar before first spring one side fixed connection, the surface sliding connection supporting baffle of preceding control jar, supporting baffle fixed connection first electromagnetism push rod and second electromagnetism push rod, supporting baffle internal surface fixed connection sensor, preceding control jar inner wall is close to one side sliding connection well push rod of plunger, well push rod keeps away from one side sliding connection back control jar of second spring, the inner wall sliding connection back plunger of back control jar, the main shaft is close to one side surface fixed connection brake power generation structure of wheel hub, make brake booster unit can carry out hierarchical helping hand according to brake pedal's dynamics. The system has small running noise and vibration, quick return response and stable running, and can distribute and store the surplus energy of the brake.
Description
Technical Field
The invention relates to the field of new energy automobiles, in particular to a multistage brake power assisting device and system of a new energy automobile.
Background
The brake boosting system is indispensable equipment of modern vehicles, and the brake boosting system of fuel oil vehicle mainly adopts vacuum boosting system, utilizes the vacuum environment of engine intake pipe to promote vacuum booster and steps on the brake, has been a set of comparatively mature system. For a new energy automobile, the brake boosting is mainly realized by using a vacuum boosting brake system and vacuumizing by using an electric vacuum pump. For an electric automobile, an electric brake power assisting device exists, so that the automobile has good braking efficiency when running, and the running safety can be guaranteed.
The brake power assisting device of the existing new energy automobile has the following defects:
1. the existing new energy automobile brake power assisting device has high noise and vibration during operation, a one-way valve is easy to block, the brake force is inconvenient to control, grading power assisting is difficult to perform, and a light stepping mode and an emergency braking mode are inconvenient to distinguish during brake power assisting;
2. the existing new energy automobile brake booster device mostly adopts a vacuum booster pump form, needs to be kept electrified for a long time to operate, has large energy consumption and can not store energy.
Disclosure of Invention
The purpose of the invention is: the utility model provides a multistage brake booster unit of new energy automobile and system which characterized in that: the utility model provides a multistage brake booster unit of new energy automobile and system which characterized in that: the multistage brake power assisting device and system of the new energy automobile comprise a brake multistage power assisting structure, a brake power generating structure, a sensor group and a storage battery.
The brake multi-stage power-assisted structure comprises a connecting fork 101; a dust cover 102; a first fixing bolt 103; a front housing 104; a rear housing 105; a second fixing bolt 106; a control push rod 107; a spring seat 108; a first spring 109; a first electromagnetic pusher 110; a front control cylinder 111; a second electromagnetic pusher 112; a support spacer 113; a second position sensor 114; the rear control cylinder 115; a third spring 116; a fourth spring 117; a stationary barrel 118; a rear plunger 119; a front plunger 120; a first position sensor 121; a second spring 122; and a middle push rod 123.
A control push rod 107 is fixedly connected to one end of the connection fork 101, a spring seat 108 is clamped to the outer side of the control push rod 107, a first spring 109 is fixedly connected to one side of the spring seat 108, the first spring 109 is sleeved with the control push rod 107, a front control cylinder 111 is fixedly connected to one side of the first spring 109, which is far away from the spring seat 108, a support partition plate 113 is slidably connected to the outer surface of the front control cylinder 111, a front shell 104 is fixedly connected to the outer side of the support partition plate 113, a rear shell 105 is fixedly connected to one side of the front shell 104 through a second fixing bolt 106, the other side of the front shell 104 is fixedly connected to a vehicle body through a first fixing bolt 103, a first electromagnetic push rod 110 is fixedly connected to one side of the support partition plate 113, which is close to the front control cylinder 111, and a first position sensor 121 is fixedly connected to the inner surface of, one end of the control push rod 107, which is far away from the connecting fork 101, is hinged with a front plunger 120, the plunger 120 is connected with a front control cylinder 111 in a sliding manner, one side of the inner wall of the front control cylinder 111, which is close to the plunger 120, is connected with a middle push rod 123 in a sliding manner, the outer side of the middle push rod 123 is sleeved with a second spring 122, one side of the middle push rod 123, which is far away from the second spring 122, is connected with a rear control cylinder 115 in a sliding manner, the upper surface of the rear control cylinder 115 is connected with a supporting partition 113 in a sliding manner, one side of the supporting partition 113, which is close to the rear control cylinder 115, is fixedly connected with a second electromagnetic push rod 112, the inner surface of the supporting partition 113, which is far away from the second electromagnetic push rod 112, is fixedly connected with a second position sensor 114, the inner wall of the rear control cylinder 115 is connected with a rear plunger 119 in a sliding, the outer surface of the rear plunger 119 close to the middle push rod 123 is sleeved with a third spring 116, the outer surface of one side of the rear plunger 119 far away from the middle push rod 123 is sleeved with a fourth spring 117, and one side of the rear plunger 119 far away from the middle push rod 123 is fixedly connected with a master cylinder.
Further, the brake power generation structure comprises a hub 201; a main shaft 202; a transaxle housing 203; a connecting rod 204; a friction disc 205; a slide rail 206; a hinge support 207; a first bevel gear 208; a second bevel gear 209; a generator 210; a fixed cylinder 211; a first cylindrical gear 212; a support shaft 213; a second cylindrical gear 214; a friction wheel 215; a brake push rod 216; a side link 217.
A main shaft 202 is fixedly connected to the inner side of the hub 201, a friction disc 205 is fixedly connected to the outer surface of the main shaft 202 close to the hub 201, a drive axle housing 203 is sleeved on the outer surface of the main shaft 202 close to the friction disc 205, a sliding guide 206 is fixedly connected to the outer surface of the drive axle housing 203, a fixed cylinder 211 is slidably connected to the outer surface of the sliding guide 206, a generator 210 is fixedly arranged on the inner surface of the upper side of the fixed cylinder 211, a second helical gear 209 is fixedly connected to an input shaft of the generator 210, a first helical gear 208 is engaged and connected to one side of the second helical gear 209, a support shaft 213 is fixedly connected to the center of the first helical gear 208, a first cylindrical gear 212 is fixedly connected to one side of the support shaft 213 away from the first helical gear 208, and a second cylindrical gear 214 is engaged, one side of the second cylindrical gear 214 is fixedly connected with a friction wheel 215, one side of the outer surface of the fixed cylinder 211, which is far away from the friction wheel 215, is fixedly provided with a hinged support 207, the hinged support 207 is hinged with a connecting rod 204, the upper end of the connecting rod 204 is hinged with a side link 217, the middle part of the upper surface of the side link 217 is fixedly connected with a brake push rod 216, and the upper side of the brake push rod 216 is fixedly connected with a vehicle body.
Furthermore, a dust-proof sleeve 102 is fixedly connected to one side of the front control cylinder 111 close to the joint fork 101, and one side of the dust-proof sleeve 102 far away from the joint fork 101 is clamped with the supporting partition 113.
Further, the generator 210 is electrically connected to the battery pack through a wire.
Further, the first position sensor 121 and the second position sensor 114 are in signal connection with the new energy vehicle ECU and the brake push rod 216 through signal lines.
Further, the middle outer surface of the friction wheel 215 is in transition connection with a bearing.
The invention has the beneficial effects that:
1) the novel energy automobile is provided with a brake multistage power-assisted structure and a sensor group. Namely: a control push rod is fixedly connected at one end of the connection fork, a spring seat is clamped at the outer side of the control push rod, a first spring is fixedly connected at one side of the spring seat, a front control cylinder is fixedly connected at one side of the first spring, which is far away from the spring seat, a supporting baffle is connected at the outer surface of the front control cylinder in a sliding manner, a first electromagnetic push rod is fixedly connected at one side of the supporting baffle, which is close to the front control cylinder, a first position sensor is fixedly connected at the inner surface of one side of the supporting baffle, which is far away from the first electromagnetic push rod, a front plunger is hinged at one end of the control push rod, a middle push rod is connected at one side of the inner wall of the front control cylinder, which is close to the plunger in a sliding manner, a second spring is sleeved at the outer side of the middle push rod, a rear control cylinder is connected at one side of the middle push rod, which is far away from the, the inner wall of the rear control cylinder is connected with a rear plunger in a sliding manner, the outer surface of the rear plunger close to the middle push rod is sleeved with a third spring, and the outer surface of one side of the rear plunger far away from the middle push rod is sleeved with a fourth spring, so that the brake power assisting device can perform graded power assisting according to the strength of a brake pedal when performing brake power assisting, the noise and vibration during operation are small, continuous air supply to a vacuum pump is not needed, the return response time is short, and the operation stability is high;
2) install brake power generation structure and battery on new energy automobile, promptly: a main shaft is fixedly connected to the inner side of a hub, a friction disc is fixedly connected to the outer surface of one side, close to the hub, of the main shaft, a drive axle shell is sleeved on the outer surface of one side, close to the friction disc, of the main shaft, a sliding guide rail is fixedly connected to the outer surface of the drive axle shell, a fixed cylinder is slidably connected to the outer surface of the sliding guide rail, a generator is fixedly arranged on the inner surface of the upper side of the fixed cylinder, a second helical gear is fixedly connected to an input shaft of the generator, a first helical gear is meshed and connected to one side of the second helical gear, a support shaft is fixedly connected to the center of the first helical gear, a first cylindrical gear is fixedly connected to one side, far away from the first helical gear, of the support shaft, a second cylindrical gear is meshed and connected to the lower side of the first cylindrical gear, a friction wheel is fixedly connected, the upper end of the connecting rod is hinged with the side link, and the middle part of the upper surface of the side link is fixedly connected with the brake push rod, so that the brake power assisting system can distribute surplus energy generated when the automobile is braked to the brake power assisting structure or store the surplus energy, the energy conversion efficiency is improved, and the surplus energy is saved.
Drawings
FIG. 1 is an isometric view of a multi-stage booster configuration for a component brake;
FIG. 2 is an elevational view of a multi-stage force assist arrangement for a component brake;
FIG. 3 is a cross-sectional view of a multi-stage booster configuration for a component brake;
FIG. 4 is a side view of a multi-stage booster configuration for a component brake;
FIG. 5 is a cross-sectional view of a part braking power generation structure;
FIG. 6 is a partial enlarged view of the braking power generation structure of the component;
fig. 7 is a system block diagram of the present invention.
In the figure, 101-joint fork; 102-a dust-proof sleeve; 103-a first fixing bolt; 104-a front housing; 105-a rear housing; 106-a second fixing bolt; 107-push rod; 108-spring seat; 109-a first spring; 110-a first electromagnetic pusher; 111-front control cylinder; 112-a second electromagnetic pusher; 113-a support spacer; 114-a second position sensor; 115-rear control cylinder; 116-a third spring; 117-fourth spring; 118-a stationary cartridge; 119-rear plunger; 120-a front plunger; 121-a first position sensor; 122-a second spring; 123-middle push rod; 201-a hub; 202-a main shaft; 203-drive axle housing; 204-a brake power generation structure; 205-a friction disc; 206-sliding guide rail; 207-hinged support; 208-a first bevel gear; 209-a second bevel gear; 210-a generator; 211-fixed cylinder; 212-a first cylindrical gear; 213-supporting shaft; 214-a second cylindrical gear; 215-friction wheel.
Detailed Description
The invention is further described with reference to the following figures and specific examples.
Referring to fig. 1-4, a multistage brake booster unit of new energy automobile and system, its characterized in that: the multistage brake power assisting device and system of the new energy automobile comprise a brake multistage power assisting structure, a brake power generating structure, a sensor group and a storage battery. The brake multi-stage boosting structure comprises a connecting fork 101; a dust cover 102; a first fixing bolt 103; a front housing 104; a rear housing 105; a second fixing bolt 106; a control push rod 107; a spring seat 108; a first spring 109; a first electromagnetic pusher 110; a front control cylinder 111; a second electromagnetic pusher 112; a support spacer 113; a second position sensor 114; the rear control cylinder 115; a third spring 116; a fourth spring 117; a stationary barrel 118; a rear plunger 119; a front plunger 120; a first position sensor 121; a second spring 122; and a middle push rod 123.
A control push rod 107 is fixedly connected to one end of the connecting fork 101, a spring seat 108 is clamped on the outer side of the control push rod 107, a first spring 109 is fixedly connected to one side of the spring seat 108, the first spring 109 is sleeved with the control push rod 107 and is used for resetting the control push rod when the brake is released, a front control cylinder 111 is fixedly connected to one side of the first spring 109, which is far away from the spring seat 108, a supporting partition plate 113 is slidably connected to the outer surface of the front control cylinder 111, a front shell 104 is fixedly connected to the outer side of the supporting partition plate 113, a rear shell 105 is fixedly connected to one side of the front shell 104 through a second fixing bolt 106 and is used for fixing internal parts, the other side of the front shell 104 is fixedly connected with a vehicle body through a first fixing bolt 103, a first electromagnetic push rod 110 is fixedly connected to one side of the supporting partition plate 113, which is close to the front control cylinder 111, and a first position sensor, the device is used for driving a first electromagnetic push rod to boost a front control cylinder when the device senses braking, one end, far away from a connecting fork 101, of a control push rod 107 is hinged with a front plunger 120, the front plunger 120 is connected with the front control cylinder 111 in a sliding mode, one side, close to the plunger 120, of the inner wall of the front control cylinder 111 is connected with a middle push rod 123 in a sliding mode, the outer side of the middle push rod 123 is sleeved with a second spring 122 to reset the middle push rod when the braking is released, one side, far away from the second spring 122, of the middle push rod 123 is connected with a rear control cylinder 115 in a sliding mode, the upper surface of the rear control cylinder 115 is connected with a supporting partition plate 113 in a sliding mode, one side, close to the rear control cylinder 115, of the supporting partition plate 113 is fixedly connected with a second electromagnetic push rod 112, the inner surface, far away from the second electromagnetic push rod 112, of the supporting partition plate 113 is fixedly connected with a second position, the inner wall of the rear control cylinder 115 is connected with a rear plunger 119 in a sliding manner, the rear plunger 119 is hinged with the middle push rod 123, the outer surface of the rear plunger 119 is sleeved with a fixed cylinder 118, the outer surface of the fixed cylinder 118 is fixedly connected with a rear shell 105 for coaxially fixing the rear plunger part, the outer surface of the rear plunger 119 close to the middle push rod 123 is sleeved with a third spring 116, the outer surface of one side of the rear plunger 119 far away from the middle push rod 123 is sleeved with a fourth spring 117 for resetting the rear plunger when the brake is released, one side of the rear plunger 119 far away from the middle push rod 123 is fixedly connected with a brake master cylinder, so that when the brake booster device carries out brake boosting, the front control cylinder and the rear control cylinder can respectively drive a first electromagnetic push rod and a second electromagnetic push rod according to different brake force, the brake booster device can carry out graded boosting according to the force of a brake pedal, the noise and vibration, the return response time is short, and the operation stability is high.
In embodiment 2, the braking and power generating structure includes a hub 201; a main shaft 202; a transaxle housing 203; a connecting rod 204; a friction disc 205; a slide rail 206; a hinge support 207; a first bevel gear 208; a second bevel gear 209; a generator 210; a fixed cylinder 211; a first cylindrical gear 212; a support shaft 213; a second cylindrical gear 214; a friction wheel 215; a brake push rod 216; a side link 217.
A main shaft 202 is fixedly connected to the inner side of the hub 201, a friction disc 205 is fixedly connected to the outer surface of the main shaft 202 close to the hub 201, a drive axle housing 203 is sleeved on the outer surface of the main shaft 202 close to the friction disc 205, a sliding guide rail 206 is fixedly connected to the outer surface of the drive axle housing 203, a fixed cylinder 211 is slidably connected to the outer surface of the sliding guide rail 206, in order to enable the fixed cylinder to slide on the upper side of the sliding guide rail to change the position, a generator 210 is fixedly arranged on the inner surface of the upper side of the fixed cylinder 211, a second helical gear 209 is fixedly connected to an input shaft of the generator 210, a first helical gear 208 is engaged and connected to one side of the second helical gear 209, a support shaft 213 is fixedly connected to the center of the first helical gear 208, a first cylindrical gear 212 is fixedly connected to one side, one side of the second cylindrical gear 214 is fixedly connected with a friction wheel 215, one side of the outer surface of the fixed cylinder 211, which is far away from the friction wheel 215, is fixedly provided with a hinged support 207, the hinged support 207 is hinged with a connecting rod 204, the upper end of the connecting rod 204 is hinged with a side link 217, the middle part of the upper surface of the side link 217 is fixedly connected with a brake push rod 216, and the upper side of the brake push rod 216 is fixedly connected with a vehicle body. When the device brakes, the first position sensor and the second position sensor sense the brake, signals are transmitted to the ECU, the brake push rod is driven to move downwards, the friction disc is in contact with the friction wheel, the rotation of the friction wheel can be transmitted to the generator to generate electricity, the brake power assisting system can distribute surplus energy generated when the automobile brakes to the brake power assisting structure or store the surplus energy, the energy conversion efficiency is improved, and the surplus energy is saved.
In embodiment 3, the dust-proof sleeve 102 is fixedly connected to the side of the front control cylinder 111 close to the fork 101, and the side of the dust-proof sleeve 102 far from the fork 101 is clamped with the supporting partition 113, so as to prevent dust or sundries from entering the brake servo unit and have a sealing protection effect.
In embodiment 4, the generator 210 is electrically connected to the battery pack through a wire, so as to transmit the energy generated by the generator to the brake booster and the brake push rod or store the energy, thereby improving the utilization efficiency of the energy.
In embodiment 5, the first position sensor 121 and the second position sensor 114 are in signal connection with the new energy vehicle ECU and the brake push rod 216 through signal lines, so as to transmit the brake signal received by the sensor in the brake servo unit to the brake push rod, so as to drive the brake power generation unit to operate.
In embodiment 6, the outer surface of the middle part of the friction wheel 215 is transitionally connected with the bearing, so as to improve the rotation efficiency and the rotation stability of the friction wheel.
The principle of the embodiment is as follows:
1. a brake multi-stage boosting structure and a sensor group are installed on the new energy automobile. Namely: a control push rod is fixedly connected at one end of the connection fork, a spring seat is clamped at the outer side of the control push rod, a first spring is fixedly connected at one side of the spring seat, a front control cylinder is fixedly connected at one side of the first spring, which is far away from the spring seat, a supporting baffle is connected at the outer surface of the front control cylinder in a sliding manner, a first electromagnetic push rod is fixedly connected at one side of the supporting baffle, which is close to the front control cylinder, a first position sensor is fixedly connected at the inner surface of one side of the supporting baffle, which is far away from the first electromagnetic push rod, a front plunger is hinged at one end of the control push rod, a middle push rod is connected at one side of the inner wall of the front control cylinder, which is close to the plunger in a sliding manner, a second spring is sleeved at the outer side of the middle push rod, a rear control cylinder is connected at one side of the middle push rod, which is far away from the, the inner wall of the rear control cylinder is connected with a rear plunger in a sliding manner, the outer surface of the rear plunger close to the middle push rod is sleeved with a third spring, and the outer surface of one side of the rear plunger far away from the middle push rod is sleeved with a fourth spring, so that when the brake power assisting device performs brake power assisting, the front control cylinder and the rear control cylinder can respectively drive the first electromagnetic push rod and the second electromagnetic push rod according to different brake forces, so that the brake power assisting device can perform graded power assisting according to the force of a brake pedal, the noise and vibration during operation are small, continuous air supply to a vacuum pump is not needed, the return response time is;
2. install brake power generation structure and battery on new energy automobile, promptly: a main shaft is fixedly connected to the inner side of a hub, a friction disc is fixedly connected to the outer surface of one side, close to the hub, of the main shaft, a drive axle shell is sleeved on the outer surface of one side, close to the friction disc, of the main shaft, a sliding guide rail is fixedly connected to the outer surface of the drive axle shell, a fixed cylinder is slidably connected to the outer surface of the sliding guide rail, a generator is fixedly arranged on the inner surface of the upper side of the fixed cylinder, a second helical gear is fixedly connected to an input shaft of the generator, a first helical gear is meshed and connected to one side of the second helical gear, a support shaft is fixedly connected to the center of the first helical gear, a first cylindrical gear is fixedly connected to one side, far away from the first helical gear, of the support shaft, a second cylindrical gear is meshed and connected to the lower side of the first cylindrical gear, a friction wheel is fixedly connected, articulated linking pole in the upper end of connecting rod, at the middle part fixed connection brake push rod of linking pole upper surface, during the brake, first position sensor and second position sensor sense the brake to give ECU with the signal transmission, drive brake push rod moves down, make friction disk and friction pulley contact, the rotation of friction pulley can transmit to the generator and generate electricity, make the brake helping hand system can be with the surplus energy distribution of automobile brake to brake helping hand structure or store, energy conversion efficiency has been improved, surplus energy has been practiced thrift.
While the preferred embodiments of the present invention have been described, those skilled in the art will appreciate that various changes and modifications can be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (6)
1. The utility model provides a multistage brake booster unit of new energy automobile and system which characterized in that: new energy automobile multistage brake booster unit and system include multistage helping hand structure of brake, brake electricity generation structure, sensor group and battery:
the multi-stage brake power assisting structure comprises a connecting fork (101); a dust cover (102); a first fixing bolt (103); a front housing (104); a rear housing (105); a second fixing bolt (106); a control push rod (107); a spring seat (108); a first spring (109); a first electromagnetic pusher (110); a front control cylinder (111); a second electromagnetic pusher (112); a support bulkhead (113); a second position sensor (114); a rear control cylinder (115); a third spring (116); a fourth spring (117); a stationary barrel (118); a rear plunger (119); a front plunger (120); a first position sensor (121); a second spring (122); a middle push rod (123);
the one end of connecing fork (101) fixedly connected with control push rod (107), the outside joint of control push rod (107) has spring holder (108), one side fixedly connected with first spring (109) of spring holder (108), first spring (109) cup joints with control push rod (107), one side fixedly connected with preceding control cylinder (111) of spring holder (108) is kept away from to first spring (109), the surface sliding connection of preceding control cylinder (111) has supporting diaphragm (113), the outside fixedly connected with preceding shell (104) of supporting diaphragm (113), one side of preceding shell (104) is through second fixing bolt (106) fixedly connected with back shell (105), the opposite side of preceding shell (104) is through first fixing bolt (103) and automobile body fixed connection, one side fixedly connected with first electromagnetic push rod (110) that supporting diaphragm (113) is close to preceding control cylinder (111), a first position sensor (121) is fixedly connected to the inner surface of one side, far away from the first electromagnetic push rod (110), of the supporting partition plate (113), a front plunger (120) is hinged to one end, far away from the connecting fork (101), of the control push rod (107), the plunger (120) is connected with a front control cylinder (111) in a sliding mode, a middle push rod (123) is connected to one side, close to the plunger (120), of the inner wall of the front control cylinder (111) in a sliding mode, a second spring (122) is sleeved on the outer side of the middle push rod (123), a rear control cylinder (115) is connected to one side, far away from the second spring (122), of the middle push rod (123), the upper surface of the rear control cylinder (115) is connected with the supporting partition plate (113) in a sliding mode, a second electromagnetic push rod (112) is fixedly connected to one side, near to the rear control cylinder (115), of the supporting partition plate (113), far away from the inner surface of the second electromagnetic, the inner wall sliding connection of back control cylinder (115) has back plunger (119), back plunger (119) are articulated with well push rod (123), the surface of back plunger (119) has cup jointed solid fixed cylinder (118), the outer fixed surface of solid fixed cylinder (118) is connected with back shell (105), back plunger (119) are close to the surface of well push rod (123) and have cup jointed third spring (116), one side surface that well push rod (123) were kept away from in back plunger (119) has cup jointed fourth spring (117), one side and brake master cylinder fixed connection that well push rod (123) were kept away from in back plunger (119).
2. The multistage brake power assisting device and system of the new energy automobile as claimed in claim 1, wherein: the brake power generation structure comprises a hub (201); a main shaft (202); a transaxle housing (203); a connecting rod (204); a friction disc (205); a slide rail (206); a hinge support (207); a first bevel gear (208); a second bevel gear (209); a generator (210); a fixed cylinder (211); a first cylindrical gear (212); a support shaft (213); a second cylindrical gear (214); a friction wheel (215); a brake push rod (216); a side link (217);
the inner side of the wheel hub (201) is fixedly connected with a main shaft (202), the outer surface of one side, close to the wheel hub (201), of the main shaft (202) is fixedly connected with a friction disc (205), the outer surface of one side, close to the friction disc (205), of the main shaft (202) is sleeved with a drive axle housing (203), the outer surface of the drive axle housing (203) is fixedly connected with a sliding guide rail (206), the outer surface of the sliding guide rail (206) is slidably connected with a fixed cylinder (211), the inner surface of the upper side of the fixed cylinder (211) is fixedly provided with a generator (210), the input shaft of the generator (210) is fixedly connected with a second bevel gear (209), one side of the second bevel gear (209) is meshed with a first bevel gear (208), the center of the first bevel gear (208) is fixedly connected with a support shaft (213), and one side, far away from the first bevel gear, the lower side of the first cylindrical gear (212) is connected with a second cylindrical gear (214) in a meshed mode, one side of the second cylindrical gear (214) is fixedly connected with a friction wheel (215), one side, far away from the friction wheel (215), of the outer surface of the fixed cylinder (211) is fixedly provided with a hinged support (207), the hinged support (207) is hinged with a connecting rod (204), the upper end of the connecting rod (204) is hinged with a side link (217), the middle of the upper surface of the side link (217) is fixedly connected with a brake push rod (216), and the upper side of the brake push rod (216) is fixedly connected with a vehicle body.
3. The multistage brake power assisting device and system of the new energy automobile as claimed in claim 1, wherein: one side fixedly connected with dirt proof boot (102) that preceding control cylinder (111) are close to and connect fork (101), one side and the supporting diaphragm (113) joint of keeping away from of dirt proof boot (102) and connecing fork (101).
4. The multistage brake power assisting device and system of the new energy automobile as claimed in claim 2, wherein: the generator (210) is electrically connected with the battery pack through a lead.
5. The multistage brake power assisting device and system of the new energy automobile as claimed in claims 1 and 2, wherein: the first position sensor (121) and the second position sensor (114) are in signal connection with the ECU of the new energy automobile and the brake push rod (216) through signal lines.
6. The multistage brake power assisting device and system of the new energy automobile as claimed in claim 2, wherein: the outer surface of the middle part of the friction wheel (215) is in transition connection with the bearing.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010178407.9A CN111891105A (en) | 2020-03-14 | 2020-03-14 | Multistage brake booster unit of new energy automobile and system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010178407.9A CN111891105A (en) | 2020-03-14 | 2020-03-14 | Multistage brake booster unit of new energy automobile and system |
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| CN111891105A true CN111891105A (en) | 2020-11-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010178407.9A Pending CN111891105A (en) | 2020-03-14 | 2020-03-14 | Multistage brake booster unit of new energy automobile and system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114448170A (en) * | 2022-02-10 | 2022-05-06 | 江苏金箭车业制造有限公司 | Self-generating motor structure for electric vehicle |
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Application publication date: 20201106 |