CN207261527U - A kind of disk brake actuator cooling device - Google Patents
A kind of disk brake actuator cooling device Download PDFInfo
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- CN207261527U CN207261527U CN201721022176.2U CN201721022176U CN207261527U CN 207261527 U CN207261527 U CN 207261527U CN 201721022176 U CN201721022176 U CN 201721022176U CN 207261527 U CN207261527 U CN 207261527U
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- tumbler
- brake actuator
- friction cone
- disk body
- telescopic device
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Abstract
The utility model discloses a kind of disk brake actuator cooling device, including housing and the disk body being arranged in housing, housing is equipped with a telescopic device being connected with controller, telescopic device is connected with a rubbing device, rubbing device includes a friction cone and steering mechanism, friction cone is connected by steering mechanism and transmission mechanism with a tumbler, and the fan blade friction cone rotation that tumbler is equipped with direction disk body side drives tumbler and fan blade to rotate by steering mechanism and transmission mechanism.The utility model can utilize braking energy cooling arrestment mechanism, and brake assisting effect can be played in emergency braking, have very high practical value.
Description
Technical field
The utility model belongs to field of automobile, the electric disc used more particularly, to a kind of new-energy automobile
Brake cooling device.
Background technology
The development trend of automobile, especially new-energy automobile is intelligence, is actively braked, as intelligentized important composition portion
Point, it is the trend developed, and new-energy automobile can be substantially improved because of its higher speed-raising performance, the brake frequency.And braking
Cheng Zhonghui assembles substantial amounts of heat, causes the brake part temperature such as brake disc excessive, produces thermal deformation, stopping power is failed,
Wagon control power is reduced, even results in brake fade.In addition the long-term meeting in the case of a high temperature such as brake block occurs rotten, causes
Security risk, reduction of service life.Secondly, the brake system of car of the prior art, because braking principle is brake block and braking
Disk carries out friction and is braked, and the energy of frictional dissipation part cannot be fully used.Publication date is on June 15th, 2016,
The Chinese patent document of Publication No. CN105673742A discloses a kind of drum brakes wind cooling temperature lowering system, including wheel hub, wind
Fan and Ventilating hole hood, wherein, the fan is installed in existing brake basin inner cavity, and the wheel hub is installed including fan
, there are ventilation hole and threaded hole in face on the fan mounting surface, the fan includes fan base, blade and rinforcement bar, described
Blade equidistant arrangement, the blade is turbine-like, described turbine-like blade one end connection fan base, described
Turbine-like blade other end reinforcement by connection muscle, there is seam allowance on the fan base, and circle distribution has fastening on the fan base
Bolt hole, the seam allowance on the fan base coordinates with the fan mounting surface on the wheel hub, tight on the fan base
Fixing bolt hole is corresponding with the threaded hole on the wheel hub, and the fan base is connected with the boss bolt, described
The outside diameter of Ventilating hole hood is connected with the ventilation hole on the wheel hub, has air admission hole on the Ventilating hole hood.The drum brakes
Wind cooling temperature lowering system forms the principle of the pressurized air of the small air outlet of big air inlet using vehicle wheel rotation drive fan blade, and car is travelled
In wheel carry out wind cooling temperature lowering, there is preferable cooling-down effect, but the system need to consume the power of automobile, be only applicable to majority
The drum brakes that high capacity waggon, special vehicle use, in addition, the energy consumed during automobile brake can not also be fully used.
Utility model content
The purpose of this utility model be it is higher to solve temperature existing for new-energy automobile its braking system of the prior art,
Influence driving safety and the braking system of service life and the prior art can not achieve the problem of Brake energy recovery utilizes, carry
For a kind of disk brake actuator cooling device, braking energy cooling arrestment mechanism can be utilized, and play in emergency braking
Brake assisting effect, so as to improve the security performance of automobile, extends the service life of braking system.
The utility model is that technical solution is used by realizing above-mentioned purpose of utility model:A kind of disk brake actuator
Cooling device, the disk brake actuator includes housing and the disk body being arranged in housing, disk body are connected with hub unit, shell
Body is equipped with a telescopic device being connected with controller, and the telescopic device is connected with a rubbing device, the rubbing device bag
A friction cone and steering mechanism are included, friction cone is connected by steering mechanism and transmission mechanism with a tumbler, is turned
Dynamic device is equipped with the fan blade for being directed toward disk body side, telescopic device action drive rubbing device to disk body side move when, taper
The card of friction pulley and disk body contradicts, and friction cone is rotated drives tumbler and fan blade by steering mechanism and transmission mechanism
Rotate.The utility model is equipped with telescopic device on the housing of brake apparatus, and telescopic device is connected with a rubbing device, in automobile
During normal brake application, telescopic device acts the card that the friction cone on rubbing device is close to disk body, and band is rotated using card
Dynamic friction wheel rotates, and friction cone drives tumbler and fan blade to rotate by steering mechanism and transmission mechanism, to brake
Cooling is blowed in structure, and the rotation of fan blade here is friction energy when having recycled automobile brake, so on the one hand every time
Cooling arrestment mechanism can be blowed during braking, it is higher to avoid temperature existing for braking system, influence driving safety and
The problem of service life, the effect of auxiliary braking is also played, also reduce the load of primary brake system to a certain extent, have
Beneficial to prolonging the service life.
Preferably, steering mechanism, which includes one, turns to box, turn in box and be equipped with bevel reduction gear set, the bevel reduction gear set
First axis connection friction cone, the second axis connection telescopic device of bevel reduction gear set.The bevel reduction gear set turned in box is used for
Rotation direction, makes friction cone be close to the card of disk body.
Preferably, the shell of telescopic device is fixed on housing, the shell of the shell and telescopic device that turn to box passes through
Spline slide connects, and the second axis of bevel reduction gear set is equipped with spline connection structure.Turn to box shell and telescopic device shell
Spline connects so that turning to box can only move axially and cannot rotate, it is ensured that friction cone is bonded with the accurate of disk body card;
And spline connection structure is set, it can be ensured that turn to box in moving process, bevel reduction gear set on the second axis of bevel reduction gear set
The second axis all the time with tumbler be sequentially connected.
Preferably, the shaft of tumbler and the second axis of bevel reduction gear set are arranged in parallel, the shaft of tumbler with
Connected between second axis of bevel reduction gear set by belt transmission.Between the shaft of tumbler and the second axis of bevel reduction gear set
Connected by belt transmission.
As a kind of simple scheme, tumbler is an accumulated energy flywheel, and fan blade is arranged in the shaft of accumulated energy flywheel.Rotate
Device is accumulated energy flywheel, so certain kinetic energy can be stored in braking, when friction cone and the disk body of loosening the brake
After card separation, accumulated energy flywheel can continue to drive fan blade to rotate the regular hour, continue arrestment mechanism to be blowed cooling,
So as to fulfill more preferable cooling-down effect.
Preferably, tumbler is a motor, automobile is equipped with the pedal displacement for being used to detect brake pedal position and passes
Sensor, the motor and pedal displacement sensor are all connected with controller, and fan blade is arranged in the shaft of motor.In the situation of power-off
Under, the rotor of motor also has the energy-storage function of aforementioned schemes accumulated energy flywheel, in addition, can also be by electricity using motor
Actively blowing cooling is realized in machine power supply;In case of emergency, reverse drive can also be provided to friction pulley by motor, so as to rise
To the effect of auxiliary braking.
Preferably, telescopic device is hydraulically operated or motor driving.
The course of work of the utility model disk brake actuator cooling device, comprises the following steps:
When automobile normal running, friction cone is separated with the card of disk body, tumbler and fan blade stalling.
When automobile brake pedal is stepped on, controller control telescopic device action drives rubbing device to one sidesway of disk body
Dynamic, the card of friction cone and disk body contradicts, and friction cone, which rotates to drive by steering mechanism and transmission mechanism, rotates dress
Put and fan blade rotates, disk brake actuator is carried out air-cooled.
When automobile brake pedal is unclamped from state of stepping on, controller control telescopic device action drives rubbing device to remote
Separation disc body side is moved, and friction cone is separated with the card of disk body, and fan blade continues to turn under the inertia force effect of tumbler
It is dynamic, disk brake actuator is carried out air-cooled.
When tumbler uses motor, the course of work of the utility model is further comprising the steps of:
When automobile brake pedal is stepped on, controller detects pedal travel state by pedal displacement sensor and judges to make
Dynamic state:
When automobile is in normal brake application state, controller control telescopic device action drives rubbing device to disk body side
Mobile, the card of friction cone and disk body contradicts, and friction cone is rotated drives motor by steering mechanism and transmission mechanism
And fan blade rotates forward, disk brake actuator is carried out air-cooled.Course of work when automobile is in normal brake application state is with before
The course of work stated using accumulated energy flywheel is identical, and the rotor of motor is used as accumulated energy flywheel here.
When automobile is in emergency braking condition, controller control motor counter-rotating belts move friction cone reversion, control
Device control telescopic device processed promotes rubbing device to be moved to disk body side, and friction cone is abutted with the card of disk body and it is abutted
The rotation direction of place's friction cone and disk body plays auxiliary braking work on the contrary, friction cone rotates counteracting disk body rotatory force
With.
For the utility model in the case of emergency braking condition, controller can control motor to rotate backward so as to mantle
Shape friction pulley inverts, and simultaneous retractable device promotes rubbing device to be moved to disk body side, and friction cone is abutted with disk body and it
The rotation direction of friction cone and disk body at abutting plays auxiliary braking work on the contrary, friction cone rotates counteracting disk body rotation
With.Retro-speed can so be accelerated under emergency braking condition, so as to substantially increase the security performance of automobile.
Normal brake application described here, refers to that foreseeable initiative brake behavior, such as automobile normally travel process
In downhill retardation, the predictable deceleration behavior during parking or other travelings, the usual brake pedal displacement of this brake
Than shallower, the brake pedal displacement in the unit interval is smaller for change;Emergency braking described here, refers to unpredictalbe
Passivity brake behavior, i.e., run into the non-foresight deceleration behavior of burst or fortuitous event implementation in vehicle traveling process, this
Usual brake pedal change in displacement of braking compares drastically, and the brake pedal displacement in the unit interval is larger.Have in the prior art
The detection judgement for closing normal brake application and emergency braking belongs to known technology, and the routine that pedal displacement sensor falls within automobile is matched somebody with somebody
Put, be not belonging to the innovative content of the utility model, the utility model is not described in detail.
In the above-mentioned technical solutions, controller can be in the control unit or vehicle complete vehicle VCU individually set up
Control program comprising the controller, by pedal displacement sensor feedback come displacement signal, and corresponding calculate what is come
The braking intention of pedal displacement signal identification driver, to realize the corresponding dress that the utility model is controlled by different braking state
Put.In addition, the part that the utility model is not described in detail is all techniques known or can be by the normal of this area
Advise technological means to realize, be not belonging to the innovative content of the utility model, therefore the utility model is not described in detail.
The beneficial effects of the utility model are, it efficiently solves the new-energy automobile of the prior art its braking system and deposits
Temperature it is higher, the braking system for influencing driving safety and service life and the prior art can not achieve braking energy utilization
The problem of, the utility model can utilize braking energy cooling arrestment mechanism, and auxiliary braking can be played in emergency braking
Effect, has very high practical value.
Brief description of the drawings
Fig. 1 is a kind of structure sectional view of the utility model;
Fig. 2 is a kind of partial structurtes enlarged drawing of Fig. 1;
Fig. 3 is another partial structurtes enlarged drawing of the utility model.
In figure:1. housing, 2. disk bodies, 3. hub units, 4. telescopic devices, 5. friction cones, 6. steering mechanism, 7. pass
Motivation structure, 8. tumblers, 9. fan blades, 10. bevel reduction gear sets, 11. first axles, 12. second axis, 13. splines, 14. bearings.
Embodiment
Below with reference to the embodiments and with reference to the accompanying drawing the technical solution of the utility model is more specifically described.
Embodiment 1
In such as Fig. 1 Fig. 2(Friction cone is abutted with the card of disk body in figure)In shown embodiment 1, a kind of electronic disk
Formula brake cooling device, the disk brake actuator include housing 1 and the disk body 2 being arranged in housing, disk body and wheel hub
Unit 3 connects, and bearing 14 is equipped between hub unit and housing, and housing is equipped with a telescopic device 4 being connected with controller, stretches
The shell of compression apparatus is fixed on housing, and the telescopic device is hydraulically operated(It is not drawn into figure), telescopic device and one friction
Device connects, and the rubbing device includes a friction cone 5 and steering mechanism 6, and friction cone passes through steering mechanism and biography
Motivation structure 7 is connected with a tumbler 8, and the steering mechanism includes one and turns to box, turn to box shell and telescopic device it is outer
Shell is slidably connected by spline 13, turns to and bevel reduction gear set 10 is equipped with box, the connection cone of first axle 11 of the bevel reduction gear set
Shape friction pulley, the second axis 12 of bevel reduction gear set are equipped with spline connection structure, and the second axis of bevel reduction gear set is connected by spline
Binding structure connects telescopic device.Tumbler is equipped with the fan blade 9 for being directed toward disk body side, and telescopic device action drives rubbing device
When being moved to disk body side, the card of friction cone and disk body contradicts, and friction cone, which rotates, passes through steering mechanism and transmission
Mechanism drives tumbler and fan blade to rotate.
The tumbler of the present embodiment is an accumulated energy flywheel, and fan blade is arranged in the shaft of accumulated energy flywheel, tumbler
Second axis of shaft and bevel reduction gear set is arranged in parallel, and passes through skin between the shaft of tumbler and the second axis of bevel reduction gear set
V belt translation connects.
The course of work of the disk brake actuator cooling device of embodiment 1, comprises the following steps:
A. when automobile normal running, friction cone is separated with the card of disk body, tumbler and fan blade stalling;
B. when automobile brake pedal is stepped on, controller control telescopic device action drives rubbing device to one sidesway of disk body
Dynamic, the card of friction cone and disk body contradicts, and friction cone, which rotates to drive by steering mechanism and transmission mechanism, rotates dress
Put and fan blade rotates, disk brake actuator is carried out air-cooled;
C. when automobile brake pedal from step on state unclamp when, controller control telescopic device action drive rubbing device to
Moved away from disk body side, friction cone is separated with the card of disk body, and fan blade continues under the inertia force effect of tumbler
Rotate, disk brake actuator is carried out air-cooled.
Embodiment 2
In such as Fig. 3(Friction cone is separated with the card of disk body in figure)In shown embodiment 2, tumbler is an electricity
Machine, automobile are equipped with the pedal displacement sensor for being used for detecting brake pedal position, and the motor and pedal displacement sensor are equal
Controller is connected, fan blade is arranged in the shaft of motor, and telescopic device is driven by motor(It is not drawn into figure), remaining structure and reality
It is identical to apply example 1.
The course of work of the disk brake actuator cooling device of embodiment 2, in addition to the process a steps of embodiment 1, including
Following steps:
D. when automobile brake pedal is stepped on, controller detects pedal travel state by pedal displacement sensor and judges
On-position:
When automobile is in normal brake application state, controller control telescopic device action drives rubbing device to disk body side
Mobile, the card of friction cone and disk body contradicts, and friction cone is rotated drives motor by steering mechanism and transmission mechanism
And fan blade rotates forward, disk brake actuator is carried out air-cooled.
When automobile is in emergency braking condition, controller control motor counter-rotating belts move friction cone reversion, control
Device control telescopic device processed promotes rubbing device to be moved to disk body side, and friction cone is abutted with the card of disk body and it is abutted
The rotation direction of place's friction cone and disk body plays auxiliary braking work on the contrary, friction cone rotates counteracting disk body rotatory force
With.
In addition to the implementation, in the scope disclosed in claims and specification in the utility model, this practicality
New technical characteristic or technical data can be reselected and combined, so as to form new embodiment, these are all these
Field technology personnel need not carry out that creative work is i.e. achievable, therefore the implementation that these the utility model are not described in
Example also should be regarded as specific embodiment of the utility model and within the scope of protection of the utility model.
Claims (7)
1. a kind of disk brake actuator cooling device, the disk brake actuator includes housing(1)And it is arranged in housing
Disk body(2), disk body and hub unit(3)Connection, it is characterised in that housing is equipped with a telescopic device being connected with controller
(4), the telescopic device is connected with a rubbing device, and the rubbing device includes a friction cone(5)And steering mechanism
(6), friction cone passes through steering mechanism and transmission mechanism(7)With a tumbler(8)Connection, tumbler, which is equipped with, to be directed toward
The fan blade of disk body side(9), telescopic device action drive rubbing device to disk body side move when, friction cone and disk body
Card contradicts, and friction cone is rotated drives tumbler and fan blade to rotate by steering mechanism and transmission mechanism.
2. disk brake actuator cooling device according to claim 1, it is characterised in that the steering mechanism includes one
Box is turned to, turns in box and is equipped with bevel reduction gear set(10), the first axle of the bevel reduction gear set(11)Connect friction cone, umbrella
Second axis of shape gear set(12)Connect telescopic device.
3. disk brake actuator cooling device according to claim 2, it is characterised in that the shell of telescopic device is fixed
On housing, the shell of the shell and telescopic device that turn to box passes through spline(13)It is slidably connected, the second axis of bevel reduction gear set
It is equipped with spline connection structure.
4. disk brake actuator cooling device according to claim 3, it is characterised in that the shaft and umbrella of tumbler
Second axis of shape gear set is arranged in parallel, and is connected between the shaft of tumbler and the second axis of bevel reduction gear set by belt transmission
Connect.
5. disk brake actuator cooling device according to claim 1, it is characterised in that the tumbler is a storage
Energy flywheel, fan blade are arranged in the shaft of accumulated energy flywheel.
6. disk brake actuator cooling device according to claim 1, it is characterised in that the tumbler is an electricity
Machine, automobile are equipped with the pedal displacement sensor for being used for detecting brake pedal position, and the motor and pedal displacement sensor are equal
Controller is connected, fan blade is arranged in the shaft of motor.
7. according to claim 1-6 any one of them disk brake actuator cooling devices, it is characterised in that telescopic device by
Hydraulic-driven or motor driving.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201721022176.2U CN207261527U (en) | 2017-08-15 | 2017-08-15 | A kind of disk brake actuator cooling device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201721022176.2U CN207261527U (en) | 2017-08-15 | 2017-08-15 | A kind of disk brake actuator cooling device |
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CN207261527U true CN207261527U (en) | 2018-04-20 |
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CN201721022176.2U Active CN207261527U (en) | 2017-08-15 | 2017-08-15 | A kind of disk brake actuator cooling device |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111572512A (en) * | 2020-05-22 | 2020-08-25 | 福建申利卡铝业发展有限公司 | Novel wheel hub with good braking performance |
CN112498309A (en) * | 2020-12-11 | 2021-03-16 | 太原晋龙东捷挂车制造有限公司 | Intelligent cooling device for trailer brake system |
-
2017
- 2017-08-15 CN CN201721022176.2U patent/CN207261527U/en active Active
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111572512A (en) * | 2020-05-22 | 2020-08-25 | 福建申利卡铝业发展有限公司 | Novel wheel hub with good braking performance |
CN111572512B (en) * | 2020-05-22 | 2021-09-07 | 福建申利卡铝业发展有限公司 | Wheel hub with automatic air cooling function |
CN112498309A (en) * | 2020-12-11 | 2021-03-16 | 太原晋龙东捷挂车制造有限公司 | Intelligent cooling device for trailer brake system |
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Legal Events
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Address after: 6 / F, Xintu building, 451 Internet of things street, Binjiang District, Hangzhou City, Zhejiang Province, 310051 Patentee after: Zhejiang Zero run Technology Co.,Ltd. Address before: 6 / F, Xintu building, 451 Internet of things street, Binjiang District, Hangzhou City, Zhejiang Province, 310051 Patentee before: ZHEJIANG LEAPMOTOR TECHNOLOGY Co.,Ltd. |
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CP01 | Change in the name or title of a patent holder |