CN104442415A - Electric-braking and hydraulic-braking coordination control system of electric vehicle - Google Patents
Electric-braking and hydraulic-braking coordination control system of electric vehicle Download PDFInfo
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- CN104442415A CN104442415A CN201410719156.5A CN201410719156A CN104442415A CN 104442415 A CN104442415 A CN 104442415A CN 201410719156 A CN201410719156 A CN 201410719156A CN 104442415 A CN104442415 A CN 104442415A
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 34
- 230000005540 biological transmission Effects 0.000 claims description 18
- 230000000712 assembly Effects 0.000 claims description 13
- 238000000429 assembly Methods 0.000 claims description 13
- 238000000034 method Methods 0.000 abstract description 12
- 230000006835 compression Effects 0.000 abstract 1
- 238000007906 compression Methods 0.000 abstract 1
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 14
- 229910052757 nitrogen Inorganic materials 0.000 description 7
- 238000011084 recovery Methods 0.000 description 5
- 230000002153 concerted effect Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 230000001276 controlling effect Effects 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- 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
- B60L7/24—Electrodynamic brake systems for vehicles in general with additional mechanical or electromagnetic braking
- B60L7/26—Controlling the braking effect
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Braking Systems And Boosters (AREA)
- Regulating Braking Force (AREA)
Abstract
The invention provides an electric-braking and hydraulic-braking coordination control system of an electric vehicle. The comprises wheel hubs, a hydraulic braking assembly, a wheel drive motor M and a power battery E, a brake assembly and an electric braking coordination assembly, wherein the electric braking assembly comprises a second fixed guide rail, a single-sided rack slide block, a connecting rod, an electromagnet, a compression spring and a brake pedal travel switch K. According to a working method of the electric-braking and hydraulic-braking coordination control system, reverse braking force produced by reverse charging current to the power battery E provided by the wheel driving motor M during braking through an electromagnet is mainly used to coordinate with hydraulic braking force so as to reduce the hydraulic braking force. According to the electric-braking and hydraulic-braking coordination control system of the electric vehicle, disclosed by the invention, a mechanical structure is adopted to continuously perform coordination regulation on the motor braking force and the hydraulic braking force in real time within a certain range, the structure is relatively simple, the cost is greatly lowered and the working reliability is remarkably improved.
Description
Technical field
The present invention relates to electric vehicle brake technical field, be specifically related to a kind of electronlmobil electric braking and hydraulic braking coordinated control system.
Background technology
Current, along with the pay attention to day by day of energy-conserving and environment-protective, the use of electronlmobil increases gradually.Brake system is one of vital system of automobile.Traditional automobile brake generally adopts hydraulic brake system, and it can not realize energy regenerating, and brake plate frictional loss is very fast.At present, the brake system of electronlmobil, except some adopts traditional hydraulic brake system, also the brake system adopting electric braking to combine (or mixing) with hydraulic braking is had, when one of its main purpose is to utilize brake, wheel drive motors is charged to battery, to realize the recovery of energy, economize energy.As publication number be CN 1986272A, denomination of invention is the Chinese patent literature of " electronlmobil combination braking control system and control method ", namely disclose a kind of by sensor collection signal and micro controller system calculating, corresponding control ratio valve output hydraulic pressure braking force, to realize the combination of electric braking and hydraulic braking; And for example publication number is CN 101913352A, denomination of invention is the Chinese patent literature of " coordinated braking control method of electronlmobil ", and it still needs by steps such as acquisition of signal and micro controller system calculating to realize the cooperation of electric braking and hydraulic braking; For another example publication number is CN 102310850A, denomination of invention is the Chinese patent literature of " braking system of electric car that can carry out Brake energy recovery ", and still needing is calculating and the control of the control of core based on micro controller system.
Mostly utilize integrated manipulator (or similar single chip machine controlling circuit etc.) according to the control logic preset for the mode of the electric braking of electronlmobil and hydraulic braking in above-mentioned prior art, the time drawing control is judged according to the signal of sensor, control the mode of actr work, number of times or frequency etc. the parameter controlled, but associated actuator is controlled, its whole process need comprises collection signal, judge, calculate, the steps such as execution, the regular hour is needed to postpone in the process, the size of conventional hydraulic braking force can not be regulated in real time in real time according to the size of motor braking power, and control process of the prior art all demand fulfillment certain condition just controls actr action, control actr when meeting next condition again and carry out next step action, its control process be interrupted, discontinuous, in addition, its Control system architecture relative complex, the electronic devices and components of use are more, and the more expensive and functional reliability of cost reduces.
Summary of the invention
The object of the invention is: for the deficiencies in the prior art, provide a kind of calculating without the need to controller or single chip circuit to control, made by physical construction motor braking power and hydraulic braking force carry out in real time continuously within the specific limits regulating, under the prerequisite ensureing automobile effective brake, realize Energy Efficient to reclaim and cost is not high, the motor in electric automobile of reliable operation is braked and hydraulic braking coordinated control system.
Technical scheme of the present invention is: electronlmobil electric braking of the present invention and hydraulic braking coordinated control system, comprises wheel hub, hydraulic brake assembly, wheel drive motors M and electrokinetic cell E; Above-mentioned hydraulic brake assembly comprises brake facing, brake wheel cylinder, master brake cylinder and piston; Piston has connected piston ring and piston rod, and the piston ring of piston is movably arranged in master brake cylinder; One end of piston rod is fixedly connected with piston ring, and the other end of piston rod stretches out outside master brake cylinder; Its constructional feature is: also comprise brake assemblies and electric braking coordination component;
Above-mentioned brake assemblies comprises brake pedal, the first transfer gear, the second transfer gear, the 3rd transfer gear, the 4th transfer gear, the first fixed guide and the two-sided rack slide block;
Brake pedal and the first transfer gear are in transmission connection; First transfer gear and the second transfer gear are in transmission connection, and the second transfer gear is connected with the coaxial transmission of the 3rd transfer gear; First fixed guide is fixedly installed on electronlmobil; The two-sided rack slide block is the slide block that upper and lower both sides are provided with the tooth bar coordinated respectively with the 3rd transfer gear and the 4th transfer gear; The two-sided rack slide block to be arranged on the first fixed guide and the first fixed guide can be relied on to move; The downside of the 3rd transfer gear and the two-sided rack slide block is in transmission connection; Upside and the 4th transfer gear of the two-sided rack slide block are in transmission connection; The right-hand member that 4th transfer gear and the piston rod of the piston of above-mentioned hydraulic brake assembly stretch out outside master brake cylinder is fixedly connected with;
Electric braking coordination component comprises the second fixed guide, single-side rack slide block, pipe link, electromagnet, Compress Spring and brake pedal travel switch K;
Second fixed guide is fixedly installed on electronlmobil; Single-side rack slide block is the slide block that downside is provided with the tooth bar coordinated with the 4th transfer gear; Single-side rack slide block to be arranged on the second fixed guide and to movement about can relying on single-side rack slide block; 4th transfer gear of single-side rack slide block and above-mentioned brake assemblies is in transmission connection; The left end of pipe link is fixedly connected with the right-hand member of single-side rack slide block; Electromagnet comprises housing, iron core and coil; Housing is the column member of hollow, the left side opening of housing; Coil winding is on housing; Iron core is arranged in housing, and can in housing sway; The right-hand member of pipe link is fixedly connected with the left side of iron core by the opening of housing; The right-hand member of iron core in housing by the right side inwall elastic abutment of the Compress Spring and housing that are arranged on right part in housing; The brake pedal of brake pedal travel switch K and above-mentioned brake assemblies is equipped with; When brake pedal is not stepped on, brake pedal travel switch K is in closure state; When brake pedal is stepped on, brake pedal travel switch K is in open mode;
The positive pole conllinear of one end of brake pedal travel switch K, one end of coil and electrokinetic cell E; The negative pole of electrokinetic cell E is electrically connected with one end of the power end of wheel drive motors M; The other end conllinear of the other end of brake pedal travel switch K, the other end of coil and the power end of wheel drive motors M.
Above-mentioned electronlmobil electric braking and the method for work of hydraulic braking coordinated control system, comprise the following steps:
1. in electric automobile during traveling, when chaufeur does not touch on the brake pedal, brake pedal travel switch K closes, and by the line short through magnet spool, electrokinetic cell E supplies electric drive running car to wheel drive motors M; Iron core now in electromagnet is pressed in the opening side of the housing of electromagnet by Compress Spring;
2. in electric automobile during traveling, when chaufeur steps on brake pedal, brake pedal is successively by the first transfer gear, the second transfer gear, 3rd transfer gear, the two-sided rack slide block and the 4th transfer gear driven plunger are moved to the left and produce hydraulic pressure in master brake cylinders, produce hydraulic braking force and act on wheel hub braking by brake facing in this hydraulic conduction to brake wheel cylinder; Simultaneously, brake pedal travel switch K opens, wheel drive motors M is produced plugging power and is charged to electrokinetic cell E by circuit, charging current produces magnetic field through coil in electromagnet, the elastic force making iron core overcome Compress Spring moves right, iron core drives single-side rack slide block to move right by pipe link, thus single-side rack slide block applies opposition to the right by the 4th transfer gear on piston, reduces the hydraulic brake pressure in master brake cylinder;
3. in electric automobile during traveling, when chaufeur continues to step on brake pedal, the braking force be applied on wheel hub be hydraulic brake assembly produce hydraulic braking force and wheel drive motors M produce plugging power make a concerted effort; When the speed of a motor vehicle is faster, the braking current then produced in wheel drive motors M is larger, motor braking power is larger, the suction that electromagnet produces is larger, and the hydraulic pressure in master brake cylinder is less, and hydraulic braking force is less, thus when automobile high-speed is braked, increase motor braking power, reduce by the conventional friction braking force of hydraulic braking, thus reduce the wearing and tearing of friction lining in conventional brake, improve wheel drive motors M to the percent recovery of braking energy simultaneously;
4. in electric automobile during traveling, if when the circuit of electric braking coordination component breaks down or electrokinetic cell E is in full power state, wheel drive motors M cannot charge to electrokinetic cell E, in magnet spool, no current passes through, the left end that iron core is pressed in the housing of electromagnet by Compress Spring is motionless, thus single-side rack slide block does not move, 4th transfer gear only makes pure rolling relative to single-side rack slide block, electronlmobil passes through the first transfer gear successively by brake pedal, second transfer gear, 3rd transfer gear, the two-sided rack slide block and the 4th transfer gear driven plunger are moved to the left and produce hydraulic pressure in master brake cylinders, produce hydraulic braking force in this hydraulic conduction to brake wheel cylinder and act on wheel hub braking by brake facing, ensure traffic safety.
Above-mentioned electric braking coordination component also can adopt another embodiment, remove by Compress Spring, change nitrogen into, simultaneously, increase iron core seal ring, the right part of iron core is provided with seal ring mounting groove, and iron core seal ring is arranged in the seal ring mounting groove of iron core, thus forms a plenum space by the right part of the housing of the right-hand member of iron core, seal ring and electromagnet; Nitrogen is compressiblly arranged in this plenum space, and during work, the principle of work of nitrogen is similar to the spring in such scheme.
The present invention has positive effect: (1) electronlmobil electric braking of the present invention and hydraulic braking coordinated control system, employing physical construction realizes motor braking power and hydraulic braking force carries out cooperation adjustment within the specific limits continuously, in real time, without the need to controlling as needing in prior art to be calculated by collecting sensor signal, controller or single chip circuit, thus structure is relatively simple, cost significantly reduces and functional reliability significantly improves.(2) electronlmobil electric braking of the present invention and hydraulic braking coordinated control system, by physical construction, electric braking force and hydraulic braking force are regulated within the specific limits continuously in real time, eliminate prior art middle controller or single chip circuit to calculate and control and deterministic process, thus it coordinates the ageing better of braking.(3) electronlmobil electric braking of the present invention and hydraulic braking coordinated control system, its motor braking power and hydraulic braking force are inversely, namely when when motor braking power increases, hydraulic braking force reduction, motor braking power reduce, hydraulic braking force increases, when the braking both ensureing make a concerted effort to meet automobile brake require, the percent recovery that can improve braking energy in braking procedure can reduce again the loss of conventional brake friction lining.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of the present invention;
Fig. 2 is another kind of structural representation of the present invention.
Reference numeral in above-mentioned accompanying drawing is as follows:
Wheel hub 1,
Hydraulic brake assembly 2, brake facing 21, brake wheel cylinder 22, master brake cylinder 23, piston 24,
Brake assemblies 3, brake pedal 31, the first transfer gear 32, second transfer gear the 33, three transfer gear the 34, four transfer gear 35, first fixed guide 36, the two-sided rack slide block 37,
Electric braking coordination component 4, second fixed guide 41, single-side rack slide block 42, pipe link 43, electromagnet 44, housing 44-1, iron core 44-2, coil 44-3, Compress Spring 45, brake pedal travel switch K, iron core seal ring 46, nitrogen 47,
Wheel drive motors M,
Electrokinetic cell E.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation.
(embodiment 1)
See Fig. 1, the electronlmobil electric braking of the present embodiment and hydraulic braking coordinated control system, form primarily of wheel hub 1, hydraulic brake assembly 2, brake assemblies 3, electric braking coordination component 4, wheel drive motors M and electrokinetic cell E.
Hydraulic brake assembly 2 forms primarily of brake facing 21, brake wheel cylinder 22, master brake cylinder 23 and piston 24.Brake facing 21 and brake wheel cylinder 22 are each respectively on each wheel hub 1 of automobile arranges 1 cover; Master brake cylinder 23 is arranged on automobile, and piston 24 has connected piston ring and piston rod, and the piston ring of piston 24 is movably arranged in master brake cylinder 23; One end of piston rod is fixedly connected with piston ring, and the other end of piston rod stretches out to the right outside master brake cylinder 23.
Brake assemblies 3 forms primarily of brake pedal 31, first transfer gear 32, second transfer gear 33, the 3rd transfer gear 34, the 4th transfer gear 35, first fixed guide 36 and the two-sided rack slide block 37.
The top of brake pedal 31 and the center of the first transfer gear 32 are fixedly mounted in same rotating shaft respectively, thus brake pedal 31 is coordinated with the first transfer gear 32 transmission by rotating shaft; First transfer gear 32 and the second transfer gear 33 are in transmission connection, and the second transfer gear 33 is coaxially connected with the 3rd transfer gear 34; First fixed guide 36 is fixedly installed on electronlmobil; The two-sided rack slide block 37 is the slide block that upper and lower both sides are provided with the tooth bar coordinated respectively with the 3rd transfer gear 34 and the 4th transfer gear 35; The two-sided rack slide block 37 to be arranged on the first fixed guide 36 and the first fixed guide can be relied on to move; 3rd transfer gear 34 is in transmission connection with the downside of the two-sided rack slide block 37; Upside and the 4th transfer gear 35 of the two-sided rack slide block 37 are in transmission connection; 4th transfer gear 35 is fixedly connected with the right-hand member stretched out outside master brake cylinder 23 of the piston rod of the piston 24 of aforesaid hydraulic brake assembly 2.
Electric braking coordination component 4 forms primarily of the second fixed guide 41, single-side rack slide block 42, pipe link 43, electromagnet 44, Compress Spring 45 and brake pedal travel switch K.
Second fixed guide 41 is fixedly installed on electronlmobil; Single-side rack slide block 42 is provided with the slide block of the tooth bar coordinated with the 4th transfer gear 35 for side; Single-side rack slide block 42 to be arranged on the second fixed guide 41 and the second fixed guide about 41 can be relied on to movement; Single-side rack slide block 42 is in transmission connection with the 4th transfer gear 35 of brake assemblies 3; The left end of pipe link 43 is fixedly connected with the right-hand member of single-side rack slide block 42; Electromagnet 44 comprises housing 44-1, iron core 44-2 and coil 44-3; Housing 44-1 is the column member of hollow, the left side opening of housing 44-1; Coil 44-3 is wrapped on housing 44-1; Iron core 44-2 is arranged in housing 44-1, and can in housing 44-1 sway; The right-hand member of pipe link 43 is fixedly connected with the left side of iron core 44-2 by the opening of housing 44-1, thus realizes being in transmission connection of iron core 44-2 and single-side rack slide block 42 by pipe link 43; The right-hand member of iron core 44-2 in housing 44-1 by the right side inwall elastic abutment of the Compress Spring 45 with housing 44-1 that are arranged on right part in housing 44-1.The brake pedal 31 of brake pedal travel switch K and aforesaid brake assemblies 3 is equipped with; When brake pedal 31 is not stepped on, brake pedal travel switch K is in closure state; When brake pedal 31 is stepped on, brake pedal travel switch K is in open mode.
The positive pole conllinear of one end of brake pedal travel switch K, one end of coil 44-3 and electrokinetic cell E; The negative pole of electrokinetic cell E is electrically connected with one end of the power end of wheel drive motors M; The other end electrical connection of the other end of brake pedal travel switch K, the other end of coil 44-3 and the power end of wheel drive motors M.
The electronlmobil electric braking of the present embodiment and hydraulic braking coordinated control system, its method of work comprises the following steps:
1. in electric automobile during traveling, when chaufeur does not touch on the brake pedal 31, brake pedal travel switch K closes, and by the line short of the coil 44-3 through electromagnet 44, electrokinetic cell E supplies electric drive running car to wheel drive motors M; Iron core 44-2 now in electromagnet 44 is pressed in the opening side of the housing 44-1 of electromagnet 44 by Compress Spring 45;
2. in electric automobile during traveling, when chaufeur steps on brake pedal 31, brake pedal 31 is successively by the first transfer gear 32, second transfer gear 33,3rd transfer gear 34, the two-sided rack slide block 37 and the 4th transfer gear 35 driven plunger 24 are moved to the left and produce hydraulic pressure in master brake cylinders 23, and this hydraulic conduction acts on wheel hub 1 to the interior generation hydraulic braking force of brake wheel cylinder 22 by brake facing 21 and brakes; Simultaneously, brake pedal travel switch K opens, wheel drive motors M is produced plugging power and is charged to electrokinetic cell E by circuit, charging current produces magnetic field through coil 44-3 in electromagnet 44, the elastic force making iron core 44-2 overcome Compress Spring 45 moves right, iron core 44-2 drives single-side rack slide block 42 to move right by pipe link 43, thus single-side rack slide block 42 applies opposition to the right by the 4th transfer gear 35 on piston 24, reduce the hydraulic brake pressure in master brake cylinder 23.
3. in electric automobile during traveling, when chaufeur continues to step on brake pedal 31, the braking force be applied on wheel hub 1 be hydraulic brake assembly 2 produce hydraulic braking force and wheel drive motors M produce plugging power make a concerted effort; When the speed of a motor vehicle is faster, the braking current then produced in wheel drive motors M is larger, motor braking power is larger, the suction that electromagnet 44 produces is larger, and the hydraulic pressure in master brake cylinder 23 is less, and hydraulic braking force is less, thus when automobile high-speed is braked, increase motor braking power, reduce by the conventional friction braking force of hydraulic braking, thus reduce the wearing and tearing of friction lining in conventional brake, improve wheel drive motors M to the percent recovery of braking energy simultaneously.
4. in electric automobile during traveling, if when the circuit of electric braking coordination component 4 breaks down or electrokinetic cell E is in full power state, wheel drive motors M cannot charge to electrokinetic cell E, in the coil of electromagnet 44, no current passes through, the left end that iron core 44-2 is pressed in the housing 44-1 of electromagnet 44 by Compress Spring 45 is motionless, thus single-side rack slide block 42 does not move, 4th transfer gear 35 only makes pure rolling relative to single-side rack slide block 42, electronlmobil passes through the first transfer gear 32 successively by brake pedal 31, second transfer gear 33, 3rd transfer gear 34, the two-sided rack slide block 37 and the 4th transfer gear 35 driven plunger 24 are moved to the left and produce hydraulic pressure in master brake cylinders 23, this hydraulic conduction acts on wheel hub 1 to the interior generation hydraulic braking force of brake wheel cylinder 22 by brake facing 21 and brakes, ensure traffic safety.
(embodiment 2)
See Fig. 2, the electronlmobil electric braking of the present embodiment and hydraulic braking coordinated control system, other aspects are identical with embodiment 1, difference is: Compress Spring 45 removes by electric braking coordination component 4, change nitrogen 47 into, simultaneously, add iron core seal ring 46, the right part of the iron core 44-2 of electromagnet 44 sets up seal ring mounting groove, iron core seal ring 46 is arranged in the seal ring mounting groove of iron core 44-2, thus forms a plenum space by the right part inner chamber of the housing 44-1 of the right-hand member of iron core 44-2, iron core seal ring 46 and electromagnet 44; Nitrogen 47 is compressiblly arranged in this plenum space, and during work, the principle of work of nitrogen 47 is similar to the spring 45 in embodiment 1.
Above embodiment is the explanation to the specific embodiment of the present invention; but not limitation of the present invention; person skilled in the relevant technique without departing from the spirit and scope of the present invention; can also make various conversion and change and obtain corresponding equivalent technical scheme, therefore all equivalent technical schemes all should be included into scope of patent protection of the present invention.
Claims (1)
1. electronlmobil electric braking and a hydraulic braking coordinated control system, comprises wheel hub (1), hydraulic brake assembly (2), wheel drive motors M and electrokinetic cell E; Described hydraulic brake assembly (2) comprises brake facing (21), brake wheel cylinder (22), master brake cylinder (23) and piston (24); Piston (24) has connected piston ring and piston rod, and the piston ring of piston (24) is movably arranged in master brake cylinder (23); One end of piston rod is fixedly connected with piston ring, and the other end of piston rod stretches out master brake cylinder (23) outward; It is characterized in that: also comprise brake assemblies (3) and electric braking coordination component (4);
Described brake assemblies (3) comprises brake pedal (31), the first transfer gear (32), the second transfer gear (33), the 3rd transfer gear (34), the 4th transfer gear (35), the first fixed guide (36) and the two-sided rack slide block (37);
Brake pedal (31) and the first transfer gear (32) are in transmission connection; First transfer gear (32) and the second transfer gear (33) are in transmission connection, and the second transfer gear (33) is connected with the coaxial transmission of the 3rd transfer gear (34); First fixed guide (36) is fixedly installed on electronlmobil; The two-sided rack slide block (37) is provided with the slide block of the tooth bar coordinated respectively with the 3rd transfer gear (34) and the 4th transfer gear (35) for upper and lower both sides; The two-sided rack slide block (37) is arranged on the first fixed guide (36) and goes up and the first fixed guide (36) can be relied on mobile; 3rd transfer gear (34) is in transmission connection with the downside of the two-sided rack slide block (37); Upside and the 4th transfer gear (35) of the two-sided rack slide block (37) are in transmission connection; 4th transfer gear (35) stretches out master brake cylinder (23) right-hand member outward with the piston rod of the piston (24) of described hydraulic brake assembly (2) and is fixedly connected with;
Electric braking coordination component (4) comprises the second fixed guide (41), single-side rack slide block (42), pipe link (43), electromagnet (44), Compress Spring (45) and brake pedal travel switch K;
Second fixed guide (41) is fixedly installed on electronlmobil; Single-side rack slide block (42) is provided with the slide block of the tooth bar coordinated with the 4th transfer gear (35) for downside; Single-side rack slide block (42) is arranged on the second fixed guide (41) and goes up and single-side rack slide block (42) left and right can be relied on to movement; Single-side rack slide block (42) is in transmission connection with the 4th transfer gear (35) of described brake assemblies (3); The left end of pipe link (43) is fixedly connected with the right-hand member of single-side rack slide block (42); Electromagnet (44) comprises housing (44-1), iron core (44-2) and coil (44-3); The column member that housing (44-1) is hollow, the left side opening of housing (44-1); Coil (44-3) is wrapped on housing (44-1); Iron core (44-2) is arranged in housing (44-1), and can in housing (44-1) sway; The right-hand member of pipe link (43) is fixedly connected with the left side of iron core (44-2) by the opening of housing (44-1); The right-hand member of iron core (44-2) in housing (44-1) by the right side inwall elastic abutment of the Compress Spring (45) Yu housing (44-1) that are arranged on right part in housing (44-1); The brake pedal (31) of brake pedal travel switch K and described brake assemblies (3) is equipped with; When brake pedal (31) is not stepped on, brake pedal travel switch K is in closure state; When brake pedal (31) is stepped on, brake pedal travel switch K is in open mode;
One end of brake pedal travel switch K, one end of coil (44-3) and the positive pole conllinear of electrokinetic cell E; The negative pole of electrokinetic cell E is electrically connected with one end of the power end of wheel drive motors M; The other end conllinear of the other end of brake pedal travel switch K, the other end of coil (44-3) and the power end of wheel drive motors M.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610301162.8A CN105946591B (en) | 2014-12-01 | 2014-12-01 | The electric automobile electric braking of low cost and hydraulic braking coordinated control system |
| CN201410719156.5A CN104442415B (en) | 2014-12-01 | 2014-12-01 | Electric automobile electric braking and hydraulic braking coordinated control system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410719156.5A CN104442415B (en) | 2014-12-01 | 2014-12-01 | Electric automobile electric braking and hydraulic braking coordinated control system |
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| CN201610301162.8A Division CN105946591B (en) | 2014-12-01 | 2014-12-01 | The electric automobile electric braking of low cost and hydraulic braking coordinated control system |
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| CN104442415A true CN104442415A (en) | 2015-03-25 |
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| CN201610301162.8A Active CN105946591B (en) | 2014-12-01 | 2014-12-01 | The electric automobile electric braking of low cost and hydraulic braking coordinated control system |
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| CN104859462A (en) * | 2014-12-30 | 2015-08-26 | 朱海燕 | Brake energy recovering method for electromobile |
| CN104875621A (en) * | 2014-12-30 | 2015-09-02 | 朱海燕 | Electromobile with brake energy recovery system |
| CN104875734A (en) * | 2014-12-30 | 2015-09-02 | 朱海燕 | Electromobile with electric brake and hydraulic brake coordinated control system |
| CN108032736A (en) * | 2014-12-30 | 2018-05-15 | 朱海燕 | Electric automobile and its method for recovering brake energy |
| CN113734117A (en) * | 2021-11-08 | 2021-12-03 | 浙江万泉信息技术有限公司 | Semi-decoupling braking device for regenerative braking of new energy automobile |
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| CN110508572A (en) * | 2019-08-26 | 2019-11-29 | 安徽工程大学 | A kind of more support wheel type wriggle pipeline cleanings robot |
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| CN108032736A (en) * | 2014-12-30 | 2018-05-15 | 朱海燕 | Electric automobile and its method for recovering brake energy |
| CN113734117A (en) * | 2021-11-08 | 2021-12-03 | 浙江万泉信息技术有限公司 | Semi-decoupling braking device for regenerative braking of new energy automobile |
| CN113734117B (en) * | 2021-11-08 | 2022-02-25 | 浙江万泉信息技术有限公司 | Semi-decoupling braking device for regenerative braking of new energy automobile |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105946591A (en) | 2016-09-21 |
| CN105946591B (en) | 2017-11-21 |
| CN104442415B (en) | 2016-08-24 |
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