CN209146188U - A kind of composite electronic mechanical brake - Google Patents
A kind of composite electronic mechanical brake Download PDFInfo
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- CN209146188U CN209146188U CN201821841306.XU CN201821841306U CN209146188U CN 209146188 U CN209146188 U CN 209146188U CN 201821841306 U CN201821841306 U CN 201821841306U CN 209146188 U CN209146188 U CN 209146188U
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- electromagnetic disc
- friction plate
- brake
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- 239000002131 composite material Substances 0.000 title claims abstract description 13
- 230000000694 effects Effects 0.000 claims abstract description 11
- 230000002787 reinforcement Effects 0.000 claims abstract description 10
- 238000009434 installation Methods 0.000 claims abstract description 6
- 239000007788 liquid Substances 0.000 claims abstract description 5
- 238000011217 control strategy Methods 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 230000004044 response Effects 0.000 abstract description 6
- 238000010586 diagram Methods 0.000 description 11
- 239000012530 fluid Substances 0.000 description 4
- 230000006870 function Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000007812 deficiency Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000008450 motivation Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
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Abstract
A kind of composite electronic mechanical brake, including clamp, left friction plate, right friction plate, brake disc, driven electromagnetic disc, active electromagnetic disc, retaining ring, return spring component, piston, brake pedal sensor, wheel speed sensors, controller;The U type slot wedge surface of piston is contacted with the clapboard wedge surface in driven electromagnetic disc, plays reinforcement effect;Braking oil liquid can enter from the oil inlet on clamp, and piston is pushed to move to left, and then piston pushes right friction plate to compress brake disc generation braking, plays Redundancy Design effect;The utility model uses Redundancy Design mode, on the one hand it can make full use of vehicle energy, it is braked by way of electromagnetic disc power taking with cuniform increase power structure to drive friction plate to compress brake disc, on the other hand it is braked using hydraulic, have double brake function, can effectively save cost, reduce installation space, quick response braking instruction, shorten braking distance and improve braking safety.
Description
Technical field
The utility model relates to automotive brake more particularly to a kind of composite electronic mechanical brakes.
Background technique
China's new-energy automobile is developed rapidly in recent years, however new-energy automobile still has many technical problems still
It is not solved effectively, wherein critical issue is exactly that continual mileage is low.But it cannot be merely by way of increasing number of batteries
Battery capacity is improved, in order to improve the continual mileage of new energy vehicle, often to sacrifice the method for the riding comfort of driver
It solves, for example removes air-conditioning.The continual mileage for improving new energy vehicle by reducing the power consumption of associate member is also a kind of
Effective technological means.
Motor vehicle braking system mainly uses the mode of hydraulic braking at present.Conventional fuel combustion vehicle braking system is by taking hair
Vacuum at motivation trunnion carrys out auxiliary braking reinforcement, to reduce the brake pedal operation power intensity of driver;And new-energy automobile
It is to realize braking auxiliary reinforcement using the additional method for increasing vacuum pump, will lead to electric energy in this way and additionally consume, and then influence
Continual mileage.There are certain drawbacks for brake fluid system itself, such as: 1. brake pipings are long, lead to braking retardation;2. braking
Liquid needs replacing, and increases pollution etc..
All think that conventional hydraulic braking system is replaced to be inexorable trend, line traffic control using line control brake system in car industry
Dynamic system has the advantages that more compared with conventional hydraulic braking system: 1. fast response times, effectively shortens braking distance, raising vehicle system
Dynamic safety;2. reducing the dependence to vehicle installation space using control route.
Existing line control brake system mainly uses motor as brake power source, carries out reduction of speed torque increase by deceleration mechanism
Transmitted with power, due to the brake clearance very little between friction plate and brake disc, thus braking motor in braking often in
Locked rotor condition, it is high to the performance requirement of motor, and then cause at high price;It is also difficult to solve Motor torque and structure ruler simultaneously
Contradiction between very little, constrains marketing application.
It is current urgent need solution in conclusion how to solve technological deficiency existing for braking motor used in line control brake system
Critical issue certainly.Therefore, look for another way, study the novel brake-by-wire device of one kind and necessitate.
Summary of the invention
The utility model is directed to deficiency existing for current existing braking system, provides a kind of composite electronic mechanical braking
On the one hand device can make full use of vehicle energy using Redundancy Design mode, by way of electromagnetic disc power taking and cuniform increase power
Structure is braked to drive friction plate to compress brake disc, is on the other hand braked using hydraulic, has double brake function, energy
It is enough effectively to save cost, reduce installation space, quick response braking instruction, shorten braking distance and improve braking safety.
The utility model is realized by following technical measures:
A kind of composite electronic mechanical brake, including clamp, left friction plate, right friction plate, brake disc, driven electromagnetism
Disk, active electromagnetic disc, retaining ring, return spring component, piston, brake pedal sensor, wheel speed sensors, controller;Described
Clamp are mounted on vehicle frame, and left friction plate, right friction plate are separately mounted in the notch being adapted to therewith on clamp, to be rotated
Limit;Brake disc is mounted between left friction plate, right friction plate, the brake cabin between brake disc and left friction plate, right friction plate
Gap is 0.1mm~1mm;
Piston cylinder on the clamp is provided with U type slot, and opening direction is consistent with the U type slot in the middle part of piston;
U type slot is provided in the middle part of the piston, notch is wedge surface close to the face of friction plate;Piston is mounted on leading for clamp
Xiang Kongzhong, the left side plane end of piston and the back steel plane-plane contact of right friction plate, the U type slot wedge surface and driven electromagnetism of piston
Clapboard wedge surface contact on disk, plays reinforcement effect;It is close that the right side of piston by sealing ring is mounted on the piston cylinder on clamp
Sealing end, braking oil liquid can enter from the oil inlet on clamp, push piston to move to left, and then piston pushes right friction plate to compress system
Moving plate generates braking, plays Redundancy Design effect;
Spline notch and retaining ring notch are provided in end cap in the brake disc;The driven electromagnetic disc is pacified by bearing
In end cap, return spring component is installed between driven electromagnetic disc and end cap, is used for multiple when driven electromagnetic disc end of braking
Position;The wedge surface face contact of the U type slot of the wedge surface and piston of clapboard in driven electromagnetic disc, when driven electromagnetic disc rotates, wedge
Shape plate can push piston to move to left, and then push right friction plate to compress brake disc and generate brake force, due to clapboard wedge surface and
The wedge surface of the U type slot of piston is contacted using wedge surface, so reinforcement effect can be played;
The active electromagnetic disc is connect with end cap spline, and retaining ring is mounted in the retaining ring notch of end cap, and retaining ring is for limiting
Active electromagnetic disc processed moves axially to the right;Installation gap between the driven electromagnetic disc, active electromagnetic disc be 0.5mm~
2mm;
The brake pedal sensor, wheel speed sensors, driven electromagnetic disc, active electromagnetic disc are electrically connected with controller
Connect, the signal of acquisition is passed to controller by brake pedal sensor, wheel speed sensors, controller according to control strategy control from
Dynamic electromagnetic disc, active electromagnetic disc are attracted to transmit torque, and torque is by control current control.
Friction plate is mounted in the driven electromagnetic disc, active electromagnetic disc.
Be machined with spline tooth in the active electromagnetic disc, for the spline phase processed in the end cap in brake disc
Match.
Electromagnetic coil is installed in the driven electromagnetic disc.
Electromagnetic coil is installed in the active electromagnetic disc.
The beneficial effects of the utility model are:
On the one hand a kind of composite electronic mechanical brake can make full use of vehicle energy using Redundancy Design mode,
It is braked by way of electromagnetic disc power taking with cuniform increase power structure to drive friction plate to compress brake disc, is on the other hand utilized
It is hydraulic to be braked, have double brake function, can effectively save cost, reduce installation space, quick response braking instruction, contracting
Short braking distance and raising braking safety.Compared with the existing technology, it has the advantages that
1. making full use of vehicle energy, friction plate is pushed to compress by way of electromagnetic disc power taking and cuniform increase power structure
Brake disc is braked, and is efficiently solved existing brake fluid system and is relied on the technical issues of vacuum carrys out auxiliary braking reinforcement;Together
When also solve existing line control brake system to the Dependence Problem of high performance motor;
2. still remaining hydraulic braking function, due to electromagnetic braking fast response time, quickly piston can be pushed to compress
Friction plate improves response speed, shortens braking distance, has been provided simultaneously with redundancy feature, and attainment brake hydraulic pressure and electromagnetic braking are double
Function greatly improves braking reliability, solves the problems, such as the too long caused braking retardation of existing brake fluid system brake piping,
Improve braking system reliability;
3. efficiently solving new energy vehicle associate member to work long hours caused energy consumption problem, continual mileage is improved;
4. using brake-by-wire mode, it is convenient for and the progress system integrations such as ABS, EBD.
Detailed description of the invention
The present invention will be further described with reference to the accompanying drawings and examples.
FIG. 1 is a schematic structural view of the utility model.
Fig. 2 is the utility model structure diagram.
Fig. 3 is the utility model main view.
Fig. 4 is the utility model left view.
Fig. 5 is the utility model top view.
Fig. 6 is the utility model partial structure diagram.
Fig. 7 is the utility model partial structure diagram.
Fig. 8 is the driven electromagnetic disc structural schematic diagram of the utility model.
Fig. 9 is the driven electromagnetic disc structural schematic diagram of the utility model.
Figure 10 is the utility model active electromagnetic disc structural schematic diagram.
Figure 11 is the utility model piston structure schematic diagram.
Figure 12 is the utility model clamp structural schematic diagram.
Figure 13 is the utility model clamp structural schematic diagram.
Figure 14 is the utility model clamp structural schematic diagram.
Figure 15 is the utility model active electromagnetic disc structural schematic diagram.
Figure 16 is the utility model control system schematic illustration.
In figure, 1- clamp, 101- piston cylinder, 102- oil inlet, the left friction plate of 2-, the right friction plate of 3-, 4- brake disc, 401-
End cap, the driven electromagnetic disc of 5-, 501- clapboard, 6- active electromagnetic disc, 7- retaining ring, 8- return spring component, 9- piston, 10- system
Dynamic pedal sensor, 11- wheel speed sensors, 12- controller.
Specific embodiment
In order to clarify the technical characteristics of the invention, below by a specific embodiment, and in conjunction with attached drawing, to this
Scheme is illustrated.
A kind of composite electronic mechanical brake, including clamp 1, left friction plate 2, right friction plate 3, brake disc 4, driven electricity
Disk 5, active electromagnetic disc 6, retaining ring 7, return spring component 8, piston 9, brake pedal sensor 10, wheel speed sensors 11, control
Device 12 processed;The clamp 1 are mounted on vehicle frame, what left friction plate 2, right friction plate 3 were separately mounted to be adapted to therewith on clamp 1
In notch, to carry out rotary spacing;Brake disc 4 is mounted between left friction plate 2, right friction plate 3, brake disc 4 and left friction plate
2, the brake clearance between right friction plate 3 is 0.1mm~1mm;
Piston cylinder 101 on the clamp 1 is provided with U type slot, and opening direction is consistent with the U type slot at 9 middle part of piston;
U type slot is provided in the middle part of the piston 9, notch is wedge surface close to the face of friction plate 3;Piston 9 is mounted on clamp 1
Pilot hole in, the back steel plane-plane contact of the left side plane end of piston 9 and right friction plate 3, the U type slot wedge surface of piston 9 with
501 wedge surface of clapboard contact in driven electromagnetic disc 5, plays reinforcement effect;The right side of piston 9 is mounted on clamp by sealing ring
101 sealed end of piston cylinder on 1, braking oil liquid can enter from the oil inlet 102 on clamp 1, and piston 9 is pushed to move to left;
Spline notch and retaining ring notch are provided in end cap 401 in the brake disc 4;The driven electromagnetic disc 5 passes through
Bearing is mounted in end cap 401, is equipped with return spring component 8 between driven electromagnetic disc 5 and end cap 401, is used for driven electromagnetism
It is resetted when 5 end of braking of disk;The wedge surface face contact of the U type slot of the wedge surface and piston 9 of clapboard 501 in driven electromagnetic disc 5,
When driven electromagnetic disc 5 rotates, clapboard 501 can push piston 9 to move to left, and then push right friction plate 3 to compress brake disc 4 and generate
Brake force, since the wedge surface of the U type slot of the wedge surface and piston 9 of clapboard 501 is contacted using wedge surface, so reinforcement can be played
Effect;
The active electromagnetic disc 6 is connect with 401 spline of end cap, and retaining ring 7 is mounted in the retaining ring notch of end cap 401, gear
Circle 7 moves axially to the right for limiting active electromagnetic disc 6;Clipping room between the driven electromagnetic disc 5, active electromagnetic disc 6
Gap is 0.5mm~2mm;
The brake pedal sensor 10, wheel speed sensors 11, driven electromagnetic disc 5, active electromagnetic disc 6 are and controller
12 electrical connections, the signal of acquisition is passed to controller 12,12 basis of controller by brake pedal sensor 10, wheel speed sensors 11
Control strategy controls driven electromagnetic disc 5, active electromagnetic disc 6 is attracted to transmit torque, and torque is by control current control.
Friction plate is mounted in the driven electromagnetic disc 5, active electromagnetic disc 6.
Be machined with spline tooth in the active electromagnetic disc 6, for the spline processed in the end cap 401 in brake disc 4
Slot matches.
Electromagnetic coil is installed in the driven electromagnetic disc 5.
Electromagnetic coil is installed in the active electromagnetic disc 6.
When vehicle braking, the signal of acquisition is passed to controller 12 by brake pedal sensor 10, wheel speed sensors 11, control
Device 12 processed controls driven electromagnetic disc 5 according to control strategy, active electromagnetic disc 6 is attracted to transmit torque, and torque is by control electricity
Flow control;Active electromagnetic disc 6 drives driven electromagnetic disc 5 to rotate, and driven electromagnetic disc 5 drives clapboard 501 thereon to push piston 9
It moves to left, and then makes piston 9 that right friction plate 3 be pushed to compress brake disc 4 and generate braking;When fault occurs, continue to step on braking
Pedal, conventional hydraulic brake fluid enter the oil inlet 102 entered on clamp 1, and piston 9 is pushed to move to left;Piston 9 pushes right friction
Piece 3 compresses brake disc 4 and generates braking, plays Redundancy Design effect;
When end of braking, controller 12 disconnects the control electric current of driven electromagnetic disc 5, active electromagnetic disc 6, driven electromagnetic disc 5,
Active electromagnetic disc 6 is detached from, and return spring group 7 resets driven electromagnetic disc 5, and then driven electromagnetic disc 5 drives clapboard 501 multiple
Position, brake force release.
Although the preferred embodiment of the utility model is described in connection with figures above, the utility model not office
It is limited to above-mentioned specific embodiment, the above mentioned embodiment is only schematical, is not restrictive, this field
Those of ordinary skill under the enlightenment of the utility model, do not departing from the utility model aims and claimed model
In the case of enclosing, many forms can also be made, these are belonged within the protection scope of the utility model.
Claims (5)
1. a kind of composite electronic mechanical brake, including clamp (1), left friction plate (2), right friction plate (3), brake disc (4),
Driven electromagnetic disc (5), active electromagnetic disc (6), retaining ring (7), return spring component (8), piston (9), brake pedal sensor
(10), wheel speed sensors (11), controller (12);It is characterized by: the clamp (1) are mounted on vehicle frame, left friction plate
(2), right friction plate (3) is separately mounted in the notch being adapted to therewith on clamp (1), to carry out rotary spacing;Brake disc (4) peace
Braking between left friction plate (2), right friction plate (3), between brake disc (4) and left friction plate (2), right friction plate (3)
Gap is 0.1mm~1mm;
Piston cylinder (101) on the clamp (1) is provided with U type slot, the U type slot one in the middle part of opening direction and piston (9)
It causes;
U type slot is provided in the middle part of the piston (9), notch is wedge surface close to the face of right friction plate (3);Piston (9) is mounted on
In the pilot hole of clamp (1), the left side plane end of piston (9) and the back steel plane-plane contact of right friction plate (3), the U of piston (9)
Type groove mouth wedge surface is contacted with clapboard (501) wedge surface on driven electromagnetic disc (5), plays reinforcement effect;The right side of piston (9) is logical
Piston cylinder (101) sealed end that sealing ring is mounted on clamp (1) is crossed, braking oil liquid can be from the oil inlet on clamp (1)
(102) enter, piston (9) is pushed to move to left, and then piston (9) pushes right friction plate (3) to compress brake disc (4) generation braking, rises
To Redundancy Design effect;
Spline notch and retaining ring notch are provided in end cap (401) on the brake disc (4);The driven electromagnetic disc (5) is logical
It crosses bearing to be mounted on end cap (401), be equipped with return spring component (8) between driven electromagnetic disc (5) and end cap (401), used
It is resetted when driven electromagnetic disc (5) end of braking;The wedge surface of clapboard (501) on driven electromagnetic disc (5) and the U of piston (9)
The wedge surface face contact of type groove mouth, when driven electromagnetic disc (5) rotates, clapboard (501) can push piston (9) to move to left, and then push away
It moves right friction plate (3) and compresses brake disc (4) generation brake force, due to the wedge surface of clapboard (501) and the U type slot of piston (9)
Wedge surface using wedge surface contact, so reinforcement effect can be played;
The active electromagnetic disc (6) is connect with end cap (401) spline, and retaining ring (7) is mounted on the retaining ring notch of end cap (401)
In, retaining ring (7) moves axially to the right for limiting active electromagnetic disc (6);The driven electromagnetic disc (5), active electromagnetic disc (6)
Between installation gap be 0.5mm~2mm;
The brake pedal sensor (10), wheel speed sensors (11), driven electromagnetic disc (5), active electromagnetic disc (6) are and control
The signal of acquisition is passed to controller (12) by device (12) electrical connection processed, brake pedal sensor (10), wheel speed sensors (11),
Controller (12) controls driven electromagnetic disc (5) according to control strategy, active electromagnetic disc (6) is attracted to transmit torque, torque
By control current control.
2. a kind of composite electronic mechanical brake as described in claim 1, it is characterised in that: the driven electromagnetic disc
(5), friction plate is mounted in active electromagnetic disc (6).
3. a kind of composite electronic mechanical brake as described in claim 1, it is characterised in that: the active electromagnetic disc
(6) spline tooth is machined on, for matching with the spline processed in the end cap (401) on brake disc (4).
4. a kind of composite electronic mechanical brake as described in claim 1, it is characterised in that: the driven electromagnetic disc
(5) electromagnetic coil is installed on.
5. a kind of composite electronic mechanical brake as described in claim 1, it is characterised in that: the active electromagnetic disc
(6) electromagnetic coil is installed on.
Priority Applications (1)
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CN201821841306.XU CN209146188U (en) | 2018-11-09 | 2018-11-09 | A kind of composite electronic mechanical brake |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201821841306.XU CN209146188U (en) | 2018-11-09 | 2018-11-09 | A kind of composite electronic mechanical brake |
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Publication Number | Publication Date |
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CN209146188U true CN209146188U (en) | 2019-07-23 |
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CN201821841306.XU Withdrawn - After Issue CN209146188U (en) | 2018-11-09 | 2018-11-09 | A kind of composite electronic mechanical brake |
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CN (1) | CN209146188U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109163037A (en) * | 2018-11-09 | 2019-01-08 | 山东交通学院 | A kind of composite electronic mechanical brake |
-
2018
- 2018-11-09 CN CN201821841306.XU patent/CN209146188U/en not_active Withdrawn - After Issue
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109163037A (en) * | 2018-11-09 | 2019-01-08 | 山东交通学院 | A kind of composite electronic mechanical brake |
CN109163037B (en) * | 2018-11-09 | 2024-05-03 | 山东交通学院 | Combined type electromechanical brake |
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Granted publication date: 20190723 Effective date of abandoning: 20240503 |
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Granted publication date: 20190723 Effective date of abandoning: 20240503 |