CN111469673A - Electric vehicle brake device capable of recovering energy - Google Patents

Electric vehicle brake device capable of recovering energy Download PDF

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Publication number
CN111469673A
CN111469673A CN202010370393.0A CN202010370393A CN111469673A CN 111469673 A CN111469673 A CN 111469673A CN 202010370393 A CN202010370393 A CN 202010370393A CN 111469673 A CN111469673 A CN 111469673A
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CN
China
Prior art keywords
shaft
cavity
rear wheel
battery
space
Prior art date
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Granted
Application number
CN202010370393.0A
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Chinese (zh)
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CN111469673B (en
Inventor
王玉珍
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangzhou Fuyang Technology Co ltd
Original Assignee
Xianju Xialang New Energy Technology Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Xianju Xialang New Energy Technology Co ltd filed Critical Xianju Xialang New Energy Technology Co ltd
Priority to CN202010370393.0A priority Critical patent/CN111469673B/en
Publication of CN111469673A publication Critical patent/CN111469673A/en
Priority to GBGB2012786.6A priority patent/GB202012786D0/en
Application granted granted Critical
Publication of CN111469673B publication Critical patent/CN111469673B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • 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
    • B60T1/00—Arrangements of braking elements, i.e. of those parts where braking effect occurs specially for vehicles
    • B60T1/02—Arrangements of braking elements, i.e. of those parts where braking effect occurs specially for vehicles acting by retarding wheels
    • B60T1/06—Arrangements of braking elements, i.e. of those parts where braking effect occurs specially for vehicles acting by retarding wheels acting otherwise than on tread, e.g. employing rim, drum, disc, or transmission or on double wheels
    • 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
    • B60T13/10—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 fluid assistance, drive, or release
    • B60T13/24—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 fluid assistance, drive, or release the fluid being gaseous
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/14—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from dynamo-electric generators driven at varying speed, e.g. on vehicle
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
    • H02K7/18—Structural association of electric generators with mechanical driving motors, e.g. with turbines
    • H02K7/1807—Rotary generators
    • H02K7/1861—Rotary generators driven by animals or vehicles
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/64—Electric machine technologies in electromobility
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/70—Energy storage systems for electromobility, e.g. batteries

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)

Abstract

The invention discloses an electric vehicle brake device capable of recovering energy, which comprises a vehicle body, wherein a rear wheel cavity is arranged in the vehicle body, a driving motor positioned at the rear side of the rear wheel cavity is fixedly arranged in the vehicle body, a rear wheel shaft extending into the rear wheel cavity is fixedly arranged on an output shaft at the front side of the driving motor, a rear wheel shaft fixed on the rear wheel shaft and used for driving an electric vehicle to move forwards is arranged in the rear wheel cavity, a battery cavity is arranged in the vehicle body, and a battery shaft rotatably connected into the bottom wall of the battery cavity is arranged in the battery cavity.

Description

Electric vehicle brake device capable of recovering energy
Technical Field
The invention relates to the field of energy recovery of electric vehicles, in particular to an electric vehicle brake device capable of recovering energy.
Background
With the progress of the times, the electric vehicle is popular as a vehicle which is cheap and convenient and is not afraid of traffic jam, and the electric vehicle takes a battery as an energy source, and converts electric energy into mechanical energy to move through a controller, a motor and other components so as to control the current and change the speed.
However, the current electric vehicle reaches the bottleneck due to the storage battery energy storage technology, and the driving distance of the electric vehicle is difficult to be improved in a breakthrough manner.
Disclosure of Invention
The technical problem is as follows: the running distance of the electric vehicle is limited, and the running distance of the electric vehicle cannot be improved in a breakthrough manner.
The electric vehicle brake device capable of recovering energy comprises a vehicle body, wherein a rear wheel cavity is arranged in the vehicle body, a driving motor is fixedly arranged in the rear side of the rear wheel cavity, a rear wheel shaft extending into the rear wheel cavity is fixedly arranged on an output shaft at the front side of the driving motor, a rear wheel shaft fixed on the rear wheel shaft and used for driving an electric vehicle to move forwards is arranged in the rear wheel cavity, a battery cavity is arranged in the vehicle body, a battery shaft rotatably connected in the bottom wall of the battery cavity is arranged in the battery cavity, a battery used for providing electric energy is fixedly arranged on the battery shaft, electric connecting ports which are symmetrical in the front and back are fixedly arranged on the battery, a driving wire electrically connected to the top of the driving motor and the battery cavity is arranged in the vehicle body, and the electric connecting ports can be connected to the driving wire and supply energy to the driving motor through the battery, the automobile body is internally provided with a power generation cavity positioned at the front side of the battery cavity, the power generation cavity is internally provided with a power generation shaft which is rotatably connected in the left wall of the power generation cavity, the right side of the power generation shaft is fixedly provided with a coil, the front side and the rear side of the power generation cavity are fixedly provided with magnets, the power generation shaft drives the coil to rotate, so that electric energy can be generated by cutting a magnetic induction wire, the automobile body is internally provided with a connection cavity which is positioned at the right side of the power generation cavity and connected with the power generation cavity, the connection cavity is internally and fixedly provided with copper rings which are bilaterally symmetrical, the coil extends into the connection cavity and is electrically connected with the copper rings, a charging wire is electrically connected between the copper rings and the bottom of the battery cavity, the rotating energy of the power generation shaft can provide electric energy for the battery in the battery cavity through the coil, and the automobile body is internally provided, and a main brake device capable of accelerating and reducing the rotating speed of the rear wheel shaft is arranged in the vehicle body.
Wherein the auxiliary brake device comprises a belt space arranged at the front side of the rear wheel cavity, the rear wheel shaft is rotationally connected in the front wall of the belt space, a large belt wheel fixed on the rear wheel shaft is arranged in the belt space, a transmission shaft which is positioned at the right side of the rear wheel shaft and is rotationally connected in the front wall of the belt space is arranged in the belt space, a small belt wheel is fixedly arranged on the transmission shaft, a belt is connected between the small belt wheel and the large belt wheel, a bevel gear meshing cavity positioned at the right side of the rear wheel cavity is arranged in the vehicle body, the transmission shaft extends into the bevel gear meshing cavity and is rotationally connected in the rear wall of the bevel gear meshing cavity, a transmission bevel gear fixed on the transmission shaft is arranged in the bevel gear meshing cavity, a shaft cavity positioned at the right side of the bevel gear meshing cavity is arranged, the left side of the moving shaft is rotatably connected with a driven rotating shaft extending into the bevel gear meshing cavity, the left side of the driven rotating shaft is fixedly provided with a driven bevel gear which can be meshed and connected with the transmission bevel gear, the right side of the moving shaft is fixedly provided with a hinge frame, one end of the battery shaft extending out of the upper side of the battery cavity is fixedly provided with a crank, and a rocker is connected between the crank and the hinge frame.
Wherein, the automobile body is internally provided with an accelerating space between the bevel gear meshing cavity and the power generation cavity, the driven rotating shaft and the moving shaft can extend into the accelerating space, the accelerating space is internally provided with a spline fixed on the driven rotating shaft, the driven rotating shaft is provided with a first gearwheel connected with the driven rotating shaft through the spline, the accelerating space is internally provided with a limiting plate which is bilaterally symmetrical and fixedly arranged in the rear wall of the accelerating space by taking the first gearwheel as the center, the limiting plate enables the first gearwheel not to move left and right, the left wall of the accelerating space is rotatably connected with a rotating shaft positioned at the front side of the driven rotating shaft, the rotating shaft is fixedly provided with a first pinion which is engaged and connected with the first gearwheel, the rotating shaft is fixedly provided with a second gearwheel positioned at the right side of the first pinion, the power generation shaft extends into the accelerating space and is rotatably connected in the left wall of the auxiliary block, and a second small gear meshed and connected with the second large gear is fixedly arranged on the power generation shaft.
Advantageously, the first gearwheel has more teeth than the first pinion, and the second gearwheel has more teeth than the second pinion, so that the rotating speed of the power generation shaft is higher than that of the driven rotating shaft, the movement speed of the cutting magnetic induction lines in the power generation cavity is increased, the resistance brought to the rear wheel shaft by the cutting magnetic induction lines in the power generation cavity is increased, and the deceleration effect on the rear wheel shaft is improved.
Wherein, the main brake device is fixedly arranged in the vehicle body and is positioned on the cylinder on the right side of the shaft cavity, the left side of the cylinder is provided with a sliding block which is connected in the shaft cavity in a sliding way, a cylinder rod is connected between the cylinder and the sliding block, the left side of the sliding block is provided with an outer shaft which is fixed on the right side of the hinge frame, a spring space is arranged in the outer shaft, the left side of the sliding block is fixedly provided with an inner shaft which is connected in the spring space in a sliding way, a jacking spring which is connected between the left side of the inner shaft and the left wall of the spring space is arranged in the spring space, the vehicle body is provided with a meshing space which is positioned on the upper sides of the shaft cavity and the rear wheel cavity and is connected with the shaft cavity and the rear wheel cavity, the bottom wall of the, the upper side of the right moving plate is fixedly provided with a right rack plate which is meshed with the middle gear, a left moving plate which is connected with the rear wall of the meshing space in a sliding mode is arranged in the meshing space, the front side of the left moving plate is fixedly provided with a left rack plate which can be meshed with the middle gear, and the right side of the left moving plate extending into the rear wheel shaft is fixedly provided with a right rack plate which can reduce the rotating speed of the rear wheel shaft through friction.
Beneficially, the storage battery cavity is internally provided with auxiliary blocks which are vertically and symmetrically fixed in the side wall of the storage battery cavity by taking the storage battery as a center, an auxiliary spring cavity with a right opening is arranged in each auxiliary block, an auxiliary moving plate is connected in the auxiliary spring cavity in a sliding mode, and an auxiliary jacking spring connected to the left side of the auxiliary moving plate and the left wall of the auxiliary spring cavity is arranged in each auxiliary spring cavity.
The invention has the beneficial effects that: compared with the traditional electric vehicle brake device, the speed of cutting the magnetic induction lines is increased by accelerating the gears in the auxiliary brake device, the resistance brought to the rear wheels by the cutting magnetic induction lines is increased by accelerating the gears, so that the deceleration effect is achieved, the energy recovery is completed, and the driving distance of the electric vehicle is effectively increased.
Drawings
For ease of illustration, the invention is described in detail by the following specific examples and figures.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic cross-sectional view of the battery chamber of FIG. 1;
FIG. 3 is a schematic view of the structure in the direction of "A-A" in FIG. 2.
Detailed Description
The invention will now be described in detail with reference to fig. 1 to 3, for the sake of convenience of description, the following orientations are now defined: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
The invention relates to an electric vehicle brake device capable of recovering energy, which is further explained by combining the attached drawings of the invention:
the invention relates to an electric vehicle brake device capable of recovering energy, which comprises a vehicle body 11, wherein a rear wheel cavity 49 is arranged in the vehicle body 11, a driving motor 13 positioned at the rear side of the rear wheel cavity 49 is fixedly arranged in the vehicle body 11, a rear wheel shaft 12 extending into the rear wheel cavity 49 is fixedly arranged on an output shaft at the front side of the driving motor 13, a rear wheel shaft 48 fixed on the rear wheel shaft 12 and used for driving an electric vehicle to move forwards is arranged in the rear wheel cavity 49, a battery cavity 25 is arranged in the vehicle body 11, a battery shaft 55 rotatably connected in the bottom wall of the battery cavity 25 is arranged in the battery cavity 25, a battery 57 used for providing electric energy is fixedly arranged on the battery shaft 55, electric connection ports 56 which are symmetrical in the front and back are fixedly arranged on the battery 57, a driving electric wire 14 electrically connected to the top of the driving motor 13 and the battery cavity 25 is arranged in the vehicle body 11, the battery connection port 56 can be connected to the driving wire 14 and supply energy to the driving motor 13 through, a power generation cavity 38 located in the front of the battery cavity 25 is arranged in the vehicle body 11, a power generation shaft 39 rotationally connected to the left wall of the power generation cavity 38 is arranged in the power generation cavity 38, a coil 36 is fixedly arranged on the right side of the power generation shaft 39, magnets 37 are fixedly arranged on the front side and the rear side of the power generation cavity 38, the power generation shaft 39 drives the coil 36 to rotate, and then electric energy can be generated by cutting a magnetic induction line, a connection cavity 35 located on the right side of the power generation cavity 38 and connected to the power generation cavity 38 is arranged in the vehicle body 11, copper rings 34 which are symmetrical to the left and the right are fixedly arranged in the connection cavity 35, the coil 36 extends into the connection cavity 35 and is electrically connected to the copper rings 34, a charging wire 33 is electrically connected between the copper rings 34 and the bottom of the battery cavity 25, the power generation shaft 39 rotationally can provide electric energy for the battery 57 in the battery cavity 25 through the coil 36, and the rear wheel shaft 48 is arranged in the vehicle body 11 and can reduce the rotational speed of the rear wheel shaft and drive An auxiliary brake device 101 for supplying electric energy is arranged in the vehicle body 11, and a main brake device 102 capable of accelerating and reducing the rotating speed of the rear wheel shaft 48 is arranged in the vehicle body 11.
According to the embodiment, the auxiliary brake device 101 is described in detail below, the auxiliary brake device 101 includes a belt space 54 disposed in front of the rear wheel cavity 49, the rear wheel axle 12 is rotatably connected to a front wall of the belt space 54, a large wheel 47 fixed to the rear wheel axle 12 is disposed in the belt space 54, a transmission shaft 44 disposed on a right side of the rear wheel axle 12 and rotatably connected to a front wall of the belt space 54 is disposed in the belt space 54, a small wheel 45 is fixedly disposed on the transmission shaft 44, a belt 46 is connected between the small wheel 45 and the large wheel 47, a bevel gear engaging cavity 53 disposed on a right side of the rear wheel cavity 49 is disposed in the vehicle body 11, the transmission shaft 44 extends into the bevel gear engaging cavity 53 and is rotatably connected to a rear wall of the bevel gear engaging cavity 53, a transmission bevel gear 52 fixed to the transmission shaft 44 is disposed in the bevel gear engaging cavity 53, a shaft cavity 67 positioned on the right side of the bevel gear meshing cavity 53 is arranged in the vehicle body 11, a moving shaft 24 is connected in the shaft cavity 67 in a sliding manner, the left side of the moving shaft 24 is rotatably connected with a driven rotating shaft 51 extending into the bevel gear meshing cavity 53, a driven bevel gear 50 capable of being meshed with the driving bevel gear 52 is fixedly arranged on the left side of the driven rotating shaft 51, a hinge frame 26 is fixedly arranged on the right side of the moving shaft 24, a crank 62 is fixedly arranged on one end, extending out of the upper side of the battery cavity 25, of the battery shaft 55, a rocker 63 is connected between the crank 62 and the hinge frame 26, when the hinge frame 26 moves leftwards, the moving shaft 24 drives the driven rotating shaft 51 to move leftwards, so that the driven bevel gear 50 on the driven rotating shaft 51 is meshed with the driving bevel gear 52, the rear wheel shaft 48 rotates to drive the large belt wheel 47 to rotate through the rear, that is, the transmission shaft 44 is driven to rotate, the transmission shaft 44 rotates to drive the driven rotating shaft 51 to rotate through the engagement of the transmission bevel gear 52 and the driven bevel gear 50, and simultaneously, the hinge bracket 26 moves leftwards to drive the battery shaft 55 to rotate through the rocker 63 to drive the electric connection port 56 to rotate to the lower limit position to be electrically connected with the charging electric wire 33.
According to the embodiment, an accelerating space 64 between the bevel gear engaging cavity 53 and the power generating cavity 38 is provided in the vehicle body 11, the driven rotating shaft 51 and the moving shaft 24 can extend into the accelerating space 64, a spline 65 fixed on the driven rotating shaft 51 is provided in the accelerating space 64, the driven rotating shaft 51 is provided with a first gearwheel 22 splined to the driven rotating shaft 51 through the spline 65, a limiting plate 23 fixed in the rear wall of the accelerating space 64 in a left-right symmetrical manner with the first gearwheel 22 as the center is provided in the accelerating space 64, the first gearwheel 22 cannot move left and right by the limiting plate 23, a rotating shaft 43 located in the front of the driven rotating shaft 51 is rotatably connected to the left wall of the accelerating space 64, and a first pinion 42 engaged with the first gearwheel 22 is fixedly provided on the rotating shaft 43, the second bull gear 40 that is located first pinion 42 right side sets firmly on the axis of rotation 43, the electricity generation axle 39 stretches into in the space 64 with higher speed and rotate connect in the supplementary piece 61 left wall, set firmly on the electricity generation axle 39 the meshing connect in the second pinion 41 of second bull gear 40, thereby can drive the axis of rotation 43 through the meshing of first bull gear 22 with first pinion 42 when driven shaft 51 rotates and rotate, thereby the axis of rotation 43 rotates and drives electricity generation axle 39 through the meshing of second bull gear 40 with second pinion 41 and rotate and make and cut the motion of magnetic induction line and generate electricity in the electricity generation chamber 38.
Advantageously, the first gearwheel 22 has more teeth than the first pinion 42, and the second gearwheel 40 has more teeth than the second pinion 41, so that the rotation speed of the generator shaft 39 is faster than that of the driven rotation shaft 51, the movement speed of the cutting magnetic induction lines in the generator cavity 38 is increased, the resistance of the cutting magnetic induction lines in the generator cavity 38 to the rear wheel axle 48 is increased, and the deceleration effect on the rear wheel axle 48 is improved.
According to the embodiment, the main braking device 102 will be described in detail below, the main braking device 102 is fixedly disposed in the vehicle body 11 and located at the cylinder 32 on the right side of the shaft cavity 67, the slide block 31 slidably connected to the shaft cavity 67 is disposed on the left side of the cylinder 32, the cylinder rod 66 is connected between the cylinder 32 and the slide block 31, the outer shaft 29 fixed to the right side of the hinge frame 26 is disposed on the left side of the slide block 31, the spring space 27 is disposed in the outer shaft 29, the inner shaft 30 slidably connected to the spring space 27 is fixedly disposed on the left side of the slide block 31, the top pressure spring 28 connected to the left side of the inner shaft 30 and the left wall of the spring space 27 is disposed in the spring space 27, the engaging space 20 located above the shaft cavity 67 and the rear wheel cavity 49 and connected to the shaft cavity 67 and the rear wheel cavity 49 is disposed in the vehicle, an intermediate shaft 18 is rotatably connected to the bottom wall of the engagement space 20, an intermediate gear 17 is fixedly arranged on the intermediate shaft 18, a right moving plate 21 fixed to the upper side of the sliding block 31 is arranged in the engagement space 20, a right rack plate 19 engaged with the intermediate gear 17 is fixedly arranged on the upper side of the right moving plate 21, a left moving plate 15 slidably connected to the rear wall of the engagement space 20 is arranged in the engagement space 20, a left rack plate 16 capable of being engaged with the intermediate gear 17 is fixedly arranged on the front side of the left moving plate 15, a 68 capable of reducing the rotation speed of the rear wheel shaft 48 through friction is fixedly arranged on the right side of the left moving plate 15 extending into the rear wheel shaft 48, when the air cylinder 32 is started and drives the hinge frame 26 to move leftwards to a limit position through the air cylinder rod 66, the hinge frame 26 moves leftwards to drive the electric connection port 56 to rotate to a lower limit position, the slide block 31 moves leftwards to drive the inner shaft 30 to move leftwards along the spring space 27, the top pressure spring 28 is pressed and compressed, the slide block 31 moves leftwards to drive the right moving plate 21 to move leftwards and drive the middle gear 17 to rotate through the meshing of the middle gear 17 and the right rack plate 19, the middle gear 17 rotates and drive the left moving plate 15 to move rightwards through the meshing of the middle gear 17 and the left rack plate 16, and the middle gear 17 drives the left moving plate 68 to move rightwards until the middle gear 68 is attached to the rear wheel shaft 48 for friction speed reduction.
Beneficially, the auxiliary blocks 61 fixed in the side wall of the battery cavity 25 in an up-down symmetrical manner with the battery 57 as the center are arranged in the battery cavity 25, the auxiliary spring cavity 59 with a rightward opening is arranged in the auxiliary block 61, the auxiliary moving plate 58 is slidably connected in the auxiliary spring cavity 59, the auxiliary top pressure spring 60 connected to the left side of the auxiliary moving plate 58 and the left wall of the auxiliary spring cavity 59 is arranged in the auxiliary spring cavity 59, when the electrical connection port 56 rotates to the upper limit position or the lower limit position, the auxiliary moving plate 58 moves in the direction of being pressed, and the auxiliary top pressure spring 60 is pressed and compressed to prevent the electrical connection port 56 from continuing to rotate and reduce the loss caused by collision.
The following describes in detail the use steps of the brake device of an electric vehicle capable of recovering energy with reference to fig. 1 to 3: in the initial state, the driven bevel gear 50 is at the right limit position, and the electric connection port 56 is at the upper limit position to be electrically connected to the driving wire 14.
When slow deceleration is required, the air cylinder 32 is started and drives the hinge frame 26 to move leftwards through the air cylinder rod 66, the hinge frame 26 moves leftwards to drive the electric cylinder shaft 55 to rotate through the rocker 63 so as to drive the electric connection port 56 to rotate to the lower limit position and be electrically connected with the charging electric wire 33 so as to supplement electric energy, meanwhile, the hinge frame 26 moves leftwards to drive the driven rotating shaft 51 to move leftwards through the moving shaft 24 so as to enable the driven bevel gear 50 on the driven rotating shaft 51 to be meshed with the transmission bevel gear 52, the rear wheel shaft 48 rotates to drive the large belt wheel 47 through the rear wheel shaft 12, the large belt wheel 47 rotates to drive the small belt wheel 45 through the belt 46 so as to drive the transmission shaft 44 to rotate, the transmission shaft 44 rotates to drive the driven rotating shaft 51 to rotate through the meshing of the transmission bevel gear 52 and the driven bevel gear 50, and the driven rotating shaft 51 rotates, the rotating shaft 43 rotates through the meshing of the second large gear 40 and the second small gear 41 to drive the power generation shaft 39 to rotate, so that the power generation cavity 38 performs cutting magnetic induction line movement to generate power, and resistance is brought to the rotation of the rear wheel shaft 48 through cutting the magnetic induction lines to reduce the rotation speed of the rear wheel shaft 48.
When the rapid deceleration is required, the air cylinder 32 drives the hinge frame 26 to move leftwards to the limit position, the slide block 31 moves leftwards to drive the inner shaft 30 to move leftwards along the spring space 27, the jacking spring 28 is compressed, the slide block 31 moves leftwards to drive the right moving plate 21 to move leftwards and drive the middle gear 17 to rotate through the meshing of the middle gear 17 and the right rack plate 19, the middle gear 17 rotates to drive the left moving plate 15 to move rightwards through the meshing of the middle gear 17 and the left rack plate 16, namely, the left moving plate 68 moves rightwards until the 68 is attached to the rear wheel shaft 48 to perform the frictional deceleration.
The invention has the beneficial effects that: compared with the traditional electric vehicle brake device, the speed of cutting the magnetic induction lines is increased by accelerating the gears in the auxiliary brake device, the resistance brought to the rear wheels by the cutting magnetic induction lines is increased by accelerating the gears, so that the deceleration effect is achieved, the energy recovery is completed, and the driving distance of the electric vehicle is effectively increased.
The above description is only an embodiment of the invention, but the scope of the invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the invention. Therefore, the protection scope of the invention should be subject to the protection scope defined by the claims.

Claims (6)

1. The utility model provides an electric motor car brake equipment of ability recovery energy, includes the automobile body, its characterized in that: a rear wheel cavity is arranged in the vehicle body, a driving motor positioned at the rear side of the rear wheel cavity is fixedly arranged in the vehicle body, a rear wheel shaft extending into the rear wheel cavity is fixedly arranged on an output shaft at the front side of the driving motor, a rear wheel shaft fixed on the rear wheel shaft and used for driving an electric vehicle to move forwards is arranged in the rear wheel cavity, a battery cavity is arranged in the vehicle body, a battery shaft rotatably connected in the bottom wall of the battery cavity is arranged in the battery cavity, a battery used for providing power is fixedly arranged on the battery shaft, electric connecting ports which are symmetrical in the front and back are fixedly arranged on the battery, a driving wire electrically connected with the driving motor and the top of the battery cavity is arranged in the vehicle body, an electric connecting port can be connected with the driving wire and supplies power to the driving motor through the battery, a power generation cavity positioned at the front side of the battery cavity is arranged in the vehicle body, and a power generation shaft rotatably connected in the left wall of the, the automobile power generation device comprises a power generation shaft, a coil is fixedly arranged on the right side of the power generation shaft, magnets are fixedly arranged on the front side and the rear side of a power generation cavity, the power generation shaft drives the coil to rotate to generate electric energy by cutting a magnetic induction line, a connection cavity is arranged in the automobile body and is located on the right side of the power generation cavity and is connected to the power generation cavity, copper rings which are bilaterally symmetrical are fixedly arranged in the connection cavity, the coil stretches into the connection cavity and is electrically connected to the copper rings, a charging wire is electrically connected between the copper rings and the bottom of a battery cavity, the power generation shaft can rotate to supply electric energy to a battery in the battery cavity through the coil, an auxiliary brake device which can reduce the rotating speed of a rear wheel shaft and drive the coil to rotate to supply the electric energy to the battery is arranged in the automobile body.
2. An electric vehicle brake apparatus capable of recovering energy as claimed in claim 1, wherein: the auxiliary brake device comprises a belt space arranged on the front side of the rear wheel cavity, the rear wheel shaft is rotationally connected into the front wall of the belt space, a large belt wheel fixed on the rear wheel shaft is arranged in the belt space, a transmission shaft which is positioned on the right side of the rear wheel shaft and is rotationally connected into the front wall of the belt space is arranged in the belt space, a small belt wheel is fixedly arranged on the transmission shaft, a belt is connected between the small belt wheel and the large belt wheel, a bevel gear meshing cavity positioned on the right side of the rear wheel cavity is arranged in the vehicle body, the transmission shaft extends into the bevel gear meshing cavity and is rotationally connected into the rear wall of the bevel gear meshing cavity, a transmission bevel gear fixed on the transmission shaft is arranged in the bevel gear meshing cavity, a shaft cavity positioned on the right side of the bevel gear meshing cavity is, the left side of the moving shaft is rotatably connected with a driven rotating shaft extending into the bevel gear meshing cavity, the left side of the driven rotating shaft is fixedly provided with a driven bevel gear which can be meshed and connected with the transmission bevel gear, the right side of the moving shaft is fixedly provided with a hinge frame, one end of the battery shaft extending out of the upper side of the battery cavity is fixedly provided with a crank, and a rocker is connected between the crank and the hinge frame.
3. An electric vehicle brake apparatus capable of recovering energy as claimed in claim 2, wherein: the automobile body is internally provided with an accelerating space between the bevel gear meshing cavity and the power generation cavity, the driven rotating shaft and the moving shaft can extend into the accelerating space, the accelerating space is internally provided with a spline fixed on the driven rotating shaft, the driven rotating shaft is provided with a first gearwheel connected to the driven rotating shaft through a spline, the accelerating space is internally provided with a limiting plate which is bilaterally symmetrical and fixedly arranged in the rear wall of the accelerating space by taking the first gearwheel as the center, the limiting plate enables the first gearwheel not to move left and right, the left wall of the accelerating space is rotatably connected with a rotating shaft positioned in the front side of the driven rotating shaft, the rotating shaft is fixedly provided with a first pinion which is meshed and connected with the first gearwheel, the rotating shaft is fixedly provided with a second gearwheel positioned on the right side of the first pinion, the power generation shaft extends into the accelerating space and is rotatably connected in the left wall of the auxiliary block, and a second small gear meshed and connected with the second large gear is fixedly arranged on the power generation shaft.
4. An electric vehicle brake apparatus capable of recovering energy as claimed in claim 2, wherein: the first gear wheel is more in gear ratio than the first pinion, and the second gear wheel is more in gear ratio than the second pinion, so that the rotating speed of the power generation shaft is higher than that of the driven rotating shaft, the movement speed of the cutting magnetic induction lines in the power generation cavity is increased, the resistance brought to the rear wheel shaft by the cutting magnetic induction lines in the power generation cavity is increased, and the speed reduction effect on the rear wheel shaft is improved.
5. An electric vehicle brake apparatus capable of recovering energy as claimed in claim 1, wherein: the main brake device is fixedly arranged in the vehicle body and is positioned on the right side of the shaft cavity, the left side of the cylinder is provided with a sliding block which is connected in the shaft cavity in a sliding manner, a cylinder rod is connected between the cylinder and the sliding block, the left side of the sliding block is provided with an outer shaft which is fixed on the right side of the hinge frame, a spring space is arranged in the outer shaft, the left side of the sliding block is fixedly provided with an inner shaft which is connected in the spring space in a sliding manner, a jacking spring which is connected between the left side of the inner shaft and the left wall of the spring space is arranged in the spring space, the vehicle body is internally provided with a meshing space which is positioned on the upper sides of the shaft cavity and the rear wheel cavity and is connected with the shaft cavity and the rear wheel cavity, the bottom wall of the meshing space, the upper side of the right moving plate is fixedly provided with a right rack plate which is meshed with the middle gear, a left moving plate which is connected with the rear wall of the meshing space in a sliding mode is arranged in the meshing space, the front side of the left moving plate is fixedly provided with a left rack plate which can be meshed with the middle gear, and the right side of the left moving plate extending into the rear wheel shaft is fixedly provided with a right rack plate which can reduce the rotating speed of the rear wheel shaft through friction.
6. An energy recovery electric vehicle brake apparatus as claimed in claim 5, wherein: the storage battery intracavity be equipped with the storage battery is central longitudinal symmetry set firmly in the auxiliary block in the storage battery chamber lateral wall, be equipped with the auxiliary spring chamber of opening right in the auxiliary block, auxiliary spring intracavity sliding connection has the supplementary movable plate, the auxiliary spring intracavity be equipped with connect in auxiliary movable plate left side with the supplementary roof pressure spring in the auxiliary spring chamber left wall.
CN202010370393.0A 2020-05-06 2020-05-06 Electric vehicle brake device capable of recovering energy Active CN111469673B (en)

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CN202010370393.0A CN111469673B (en) 2020-05-06 2020-05-06 Electric vehicle brake device capable of recovering energy
GBGB2012786.6A GB202012786D0 (en) 2020-05-06 2020-08-17 An electric vehicle braking device capable of recovering energy

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