CN109747602A - Energy-efficient vehicle brake apparatus - Google Patents
Energy-efficient vehicle brake apparatus Download PDFInfo
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- CN109747602A CN109747602A CN201910077791.0A CN201910077791A CN109747602A CN 109747602 A CN109747602 A CN 109747602A CN 201910077791 A CN201910077791 A CN 201910077791A CN 109747602 A CN109747602 A CN 109747602A
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Abstract
The present invention relates to a kind of energy-efficient vehicle brake apparatus, including semiaxis, axle tube, fore bearing, Front oil seal, front oil seal seat, rear bearing and Rear oil seal, front brake drum 1, the parking braking disk of rear braking drum and appendage, it is characterized by: the power input portion includes worm gear, worm screw and endless screw support, sun tooth, sun tooth extend tooth, planet tooth and internal tooth, power inputs tooth set, synchronizer pull rod, internal tooth is set, the power that sun tooth extends on tooth inputs synchronizer sleeve, spring assembly and synchronizer electromagnetic coil.The invention has the advantages that structure of the invention design is reasonable, safe and reliable, it can recycle and using most of energy in braking process, reduce energy waste, can prevent tire when ice and snow, wet-skid road surface braking from occurring dragging sliding phenomenon, guarantee vehicle driving safety, extends the service life of tire.
Description
Technical field
The invention belongs to vehicle brake technical fields, in particular to one kind can recycle and utilize several in braking process
The energy-efficient vehicle brake apparatus of whole energy consumptions.
Background technique
Currently, Vehicular brake device is mainly the brake sheet devices of friction plate principle, mainly there is following problem: 1) rubbing
The heat that braking process generates wastes, but also will cause the damage on tire and road surface.2) when ice and snow wet-skid road surface is braked,
Due to coefficient of friction very little, tire drags cunning on road surface, and vehicle is out of hand.3) transverse direction in braking process with tire direction of advance
Power easily makes defective steering stabilizer, and there are security risks.4) electric vehicle is travelling poor road surface power shortage, as can giving necessary energy
Amount will be such that vehicle compatibility is greatly improved.
A kind of energy-efficient vehicle braking dress is disclosed in Chinese patent application 2015104343861 and 2015105126903
It sets, the device includes power input/output section, retarder parts, torsion spring portions, shell appendage.The device is being stopped
Vehicle drum shell in, braking and discharge by brake rim shell constraint, make the device must be provided with elastic force keep electromagnetic coil and
It is high to make apparatus cost for armature and wedge formula overrunning cluth, and structure is complicated.
Summary of the invention
It can effectively be recycled the object of the present invention is to provide one kind and using most of energy in braking process, from basic
It solves the problems, such as that vehicle drags sliding and sideslip, extends the energy-efficient vehicle brake apparatus and method of tire and service life of road surface.
The purpose of the present invention is what is realized by following technical proposals:
A kind of energy-efficient vehicle brake apparatus of the invention, including semiaxis, axle tube, the front axle being sleeved on semiaxis
It holds, Front oil seal, front oil seal seat, rear bearing and Rear oil seal, front brake drum, the parking braking disk of rear braking drum and appendage,
Tire bolt hole is equipped on front brake drum, front brake drum is connect by fore bearing with axle tube, power input, turbine and worm
Endless screw support turbine extension set is in rear bearing, the output par, c of turbine extension set outer bearing, it is characterised in that:
The power input portion includes worm gear, worm screw and endless screw support, and sun tooth, sun tooth extend tooth, planet tooth
And internal tooth, power input tooth set, internal tooth is arranged in synchronizer pull rod, the power input synchronizer that sun tooth extends on tooth engages
The spring assembly after front brake drum and torsionspring between fixed disk and setting is arranged in front brake drum and axle tube in set
Between synchronizer electromagnetic coil；
The power input tooth set is connected with front brake drum, and the sun tooth, planet tooth and internal tooth are located at snail
The front of bar bracket, sun tooth is interior to be equipped with copper sheathing, and copper sheathing is sleeved on endless screw support, and sun tooth extends tooth and sun tooth passes through flower
Key connection, and extend the front that tooth circlip is locked at power input tooth set with sun tooth, the internal tooth is zigzag structure, if
It sets in the outside of sun tooth, one end is abutted against with endless screw support, and the other end is abutted against with power input tooth set, planet tooth and active conical tooth
Coaxial arrangement；
The rear end of the synchronizer pull rod is connect with the nose threads of power input synchronizer sleeve, synchronizer pull rod
Front end and one end of synchronizer lever are hinged, and the other end of synchronizer lever is connected with synchronizer electromagnetic coil；
Synchronizer armature and synchronizer electromagnetic coil spring, synchronizer electromagnetism are equipped on the synchronizer electromagnetic coil
Coil spring makes synchronizer lever be in middle position:
The middle part of brake apparatus, endless screw support set are placed in as the advanced optimizing of above scheme, the endless screw support
On the external splines of axle tube, rear end is supported on the shaft shoulder and thrust pad I, front end locking nut, lock nut and only
Pushing pad II locking, is axially arranged with active conical tooth front and back bearings mounting hole in endless screw support, centripetal push away is equipped in mounting hole
Power bearing I and radial thrust bearing II are simultaneously pressed radial thrust bearing I and radial thrust bearing II with preceding gland and rear pressing cover
Tightly, planet tooth is mounted in the front end of active conical tooth with key, and is locked with planet tooth circlip；The slave mantle tooth that is engaged with active conical tooth with
The same axis installation of worm screw, is radially provided with the radial thrust bearing mounting hole and sliding bearing mounting base of worm screw in endless screw support,
It is connect from mantle tooth key with worm screw, one end of worm screw is mounted on angular contact ball bearing installation by two radial thrust bearings
It in hole, is fixed with thrust pad and nut, the other end of worm screw passes through sliding bearing, sliding bearing thrust pad and sliding bearing nut
Locking, sliding bearing are connect with sliding bearing fastening bolt with endless screw support,
The worm gear engaged with worm screw is supported on needle bearing by worm gear extension set, worm gear extension set and worm gear
It is connected with spline, and is locked therewith in front end with worm gear extension set circlip, the inside of worm gear extension set passes through rear bearing and semiaxis
The outside of casing connection, worm gear extension set by worm gear extension set outer bearing and the connection of rear braking drum and extends lock set with worm gear
Tight nut and the fastening of worm gear extension set thrust pad:
As advanced optimizing for above scheme, driving spring is processed in the extension appearance of the worm gear extension set
Sun tooth, the spring planet tooth with sun tooth engagement, on the outside with the gear of the spring of spring planet tooth engagement.In gear
Plane sliding bearing is set on the rear braking drum and parking braking disk of inner side and outer side.
As advanced optimizing for above scheme, covering upper radial equipartition in the power input tooth has arc-shaped hole,
The tooth form phase for extending tooth and internal tooth with power input synchronizer sleeve, sun tooth is machined with below arc-shaped hole
The tooth form matched is equipped with the internal tooth synchronizer conical surface on internal tooth, is equipped between internal tooth Synchronizer Cone face and power input tooth set interior
Tooth balk ring, extends in sun tooth and is equipped with the sun tooth extension tooth synchronizer conical surface on tooth, extends tooth synchronizer in sun tooth
Sun tooth is equipped between the conical surface and power input tooth set and extends tooth balk ring, is additionally provided with synchronizer on power input tooth set
Sliding block.
The method of a kind of energy-efficient vehicle brake apparatus of the invention, it is characterised in that: specific braking step is as follows: vehicle
When driving, due to the effect of synchronizer electromagnetic coil spring, power input synchronizer sleeve be in centered position, worm gear with
Worm gear extension set remains static, and wheel, front brake drum and rear braking drum are on fore bearing and worm gear extension set outer bearing
It rolls, when needing braking brake, is powered to synchronizer electromagnetic coil, the armature in synchronizer electromagnetic coil travels forward, and pushes away
Dynamic synchronizer lever, synchronizer lever drive synchronizer pull rod and synchronizer sleeve to move backward, compressing internal tooth synchronizer lock
Ring presses to internal tooth synchronizer conical contact surface construction, rotates internal tooth, so make power input synchronizer sleeve in conjunction with internal tooth and
It rotates synchronously, internal tooth drives the equidirectional rotation of planet tooth, and planet tooth drives active conical tooth and from mantle tooth, from the rotation of mantle tooth
Worm gear and the rotation of worm gear extension set are driven, the rotation of worm gear extension set drives the sun tooth rotation of driving spring component, in support tube
Torsionspring one end of outside is inserted in the axial hole of spring pocket, and the other end is inserted in after the torsionspring on vehicle frame in fixed disk,
The rotation of spring pocket makes torsionspring rotational deformation, and the time is longer, and deformation is bigger, and the resistance of rotation also becomes larger, and velocity of rotation becomes
Slowly, the inertia of vehicle becomes the torsional deflection of torsionspring and stores.Disconnect electric current, the synchronizer of synchronizer electromagnetic coil
Electromagnetic coil makes synchronizer sleeve retract centered position, normal vehicle operation under the action of electromagnetic coil spring；
When needing release to be stored in the energy of spring, the electric current of synchronizer electromagnetic coil, synchronizer electromagnetic coil are connected
Armature moves backward, and synchronizer lever is pushed to move backward, and synchronizer pull rod moves forward, and synchronizer sleeve moves forward band
Dynamic sun tooth extends tooth balk ring and presses to the conical surface that sun tooth extends tooth synchronizer, last synchronizer sleeve and sun tooth
Extend tooth connection, the inertia rotation of vehicle, synchronized device engaging sleeve, sun tooth extend tooth, sun tooth, planet tooth, active conical tooth
With from mantle tooth, driven wheel of differential rotation drives worm gear and the rotation of worm gear extension set, this rotation with rotation direction when braking on the contrary,
The rotation of turbine extension set is the sun tooth of spring assembly, and sun tooth drives spring planet tooth and gear of the spring, spring pocket rotation, phase
The rotation of opposite direction releases the energy being stored in torsionspring, pushes vehicle to advance, the electric current of cutoff solenoid, in electricity
Under the action of magnet-wire coil spring, synchronizer sleeve is set to retract centered position, normal vehicle operation:
When reversing braking, the electric current of release synchronizer electromagnetic coil is connected, the spring pressure for storing brake apparatus increases,
Vehicle braking.
The invention has the advantages that
1) design structure of the invention is reasonable, practical.
2) vehicle-state when can prevent ice and snow road and wet and slippery road and brake, ensure that the safety of vehicle.
3) interference of the cross force to vehicle when vehicle driving can be effectively prevent to brake.
4) since the present invention is provided with spring assembly, when vehicle braking, the inertia rotation of wheel of vehicle becomes the bullet of spring
Power stores, and can discharge the energy of storage, inertia force when vehicle braking is effectively recycled and utilize, to reduce wheel
The abrasion of tire and road surface.
Positive braking and release, when reversing, just reverse, and release becomes to brake, and braking becomes discharging, train
Situation is identical.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention.
Fig. 2 is the A-A view in Fig. 1.
Fig. 3 is the B-B view in Fig. 2.
Fig. 4 is the C direction view in Fig. 1.
Fig. 5 is the E-E view in Fig. 1.
Fig. 6 is the portion I, II enlarged drawing in Fig. 1.
Fig. 7 be Fig. 1 in D to.
Fig. 8 be Fig. 1 in F to.
In figure: front brake drum 1, power input tooth set 2, power input synchronizer sleeve 3, synchronizer armature 4, internal tooth 5,
Sun tooth 6, thrust pad I 7, worm gear extension set lock nut 8, worm gear extension set thrust pad 9, worm gear extension set outer bearing 10, branch
Support cylinder 11, spring pocket 12, gear of the spring 13, worm gear extension set 14, Rear oil seal 15, axle tube 16, semiaxis 17, rear bearing 18,
Rear braking drum 19, tire bolt hole 20, fore bearing 21, worm gear 22, synchronizer electromagnetic coil 23, Front oil seal 24, front oil seal seat
25, locking nut 25, spring planet tooth 27, thrust pad II 28, sun tooth extend tooth 29, planet tooth 30, preceding gland 31, centripetal
Thrust bearing I 32, radial thrust bearing II 33, rear pressing cover 34, active conical tooth 35, from mantle tooth 36, sun tooth extend tooth card
Spring 37, worm screw 33, sliding bearing 39, sliding bearing fastening bolt 40, sliding bearing only bore pad 41, sliding bearing nut 42, snail
Take turns extension set circlip 43, copper sheathing 44, limit vibration damping sheet 45, parking braking disk oil sealing 46, internal tooth balk ring 47, sun tooth
Extend tooth balk ring 48, planet tooth circlip 49, endless screw support 50, synchronizer pull rod 51, synchronizer lever 52, synchronizer electricity
Magnet-wire coil spring 53, spring 54, parking braking disk plane sliding bearing 55, synchronizer key 56, rear braking drum planar slide axis
It holds 57, needle bearing 58, spring planet tooth oil sealing 59, parking braking disk oil sealing 60, planet tooth shaft 61, parking braking disk 62, turn round
Turn fixed disk 63, sun tooth 64 after spring
Specific embodiment
A specific embodiment of the invention is further illustrated with reference to the accompanying drawing.
As Figure 1-Figure 8, a kind of energy-efficient vehicle brake apparatus of the invention, including semiaxis 17, are sleeved on semiaxis
Axle tube 16, fore bearing 21, Front oil seal 24, front oil seal seat 25, rear bearing 18 and Rear oil seal 15, front brake drum 1, rear braking
The parking braking disk 62 of drum 19 and appendage is equipped with tire bolt hole 20, before front brake drum 1 passes through on front brake drum 1
Bearing 21 connect power input portion with axle tube 16, and turbine 22, worm screw 38, endless screw support 50, worm screw extension set 14 are rear
The output par, c of bearing 18 and turbine extension set outer bearing 10, it is characterised in that:
The power input portion includes worm gear 22, worm screw 38 and endless screw support 50, and sun tooth 6, sun tooth extend tooth
29, planet tooth 30 and internal tooth 5, power input tooth set 2, and internal tooth 5 is arranged in synchronizer pull rod 51, sun tooth extends on tooth 29
Power inputs synchronizer sleeve 3, and the spring assembly after front brake drum 1 and torsionspring between fixed disk 63 is arranged in and sets
Set the synchronizer electromagnetic coil 23 between front brake drum 1 and axle tube 16；
The power input tooth set 2 is connected with front brake drum 1, the sun tooth 6, planet tooth 30 and internal tooth 5
Copper sheathing 44 is equipped in the front of endless screw support 50, sun tooth 6, copper sheathing 44 is sleeved on endless screw support 50, and sun tooth extends
Tooth 29 is connect with sun tooth 6 by spline, and extends the front that tooth circlip 37 is locked at power input tooth set 2, institute with sun tooth
The internal tooth 5 stated is zigzag structure, the outside of sun tooth 6 is arranged in, one end is abutted against with endless screw support 50, the other end and power are defeated
Enter tooth set 2 to be abutted against, planet tooth 30 and active conical tooth 35 are coaxially disposed；
The rear end of the synchronizer pull rod 51 is connect with the nose threads of power input synchronizer sleeve 3, and synchronizer is drawn
The front end of bar 51 and one end of synchronizer lever 52 are hinged, the other end and synchronizer electromagnetic coil spring of synchronizer lever 52
53 are connected；
Synchronizer armature 4 and synchronizer electromagnetic coil spring 53 are equipped on the synchronizer electromagnetic coil 23, it is synchronous
Device electromagnetic coil spring 53 makes synchronizer lever 52 be in middle position；
After the spring assembly is connect by the spring pocket 12 that 1 outside of front brake drum is arranged in 13 spline of gear of the spring
The subsequent gear of the spring 13 of brake rim 19, support tube 11, the sun of fixed disk 63 and driving spring gear 13 after torsionspring
Tooth 64, spring planet tooth 27, planetary gear shaft 61, planetary gear shaft are connected by the device on vehicle frame, this connection does not limit front and back
Mobile and parking braking disk 63 forms.
As advanced optimizing for above scheme, the endless screw support 50 is placed in the middle part of brake apparatus, endless screw support
50 sets on the external splines of axle tube 16, rear end is supported on the shaft shoulder and thrust pad I 7, front end locking nut 28, only
Pushing pad II 28 is locked, and is axially arranged with 35 front and back bearings mounting hole of active conical tooth in endless screw support, is installed in mounting hole oriented
Heart thrust bearing I 32 and radial thrust bearing II 33, and with preceding gland 31 and rear pressing cover 34 by 32 He of radial thrust bearing I
Radial thrust bearing II 33 is compressed, and planet tooth 30 is mounted in the front end of active conical tooth 35 with key, and is locked with planet tooth circlip 49；
The slave mantle tooth 35 that engages with active conical tooth 35 and the same axis of worm screw 38 are installed, endless screw support 50 be radially provided with worm screw to
Heart thrust bearing mounting hole and sliding bearing mounting base are connect from mantle tooth 36 with key with worm screw 38, and one end of worm screw 38 passes through
Two radial thrust bearings are mounted in angular contact ball bearing mounting hole, are fixed with thrust pad and nut, worm screw 38 it is another
End is locked by sliding bearing 39, sliding bearing thrust pad 41 and sliding bearing nut 42, and sliding bearing 39 is tight with sliding bearing
Fixing bolt 40 is connect with endless screw support 50,
The worm gear 22 engaged with worm screw 38 is supported on needle bearing 58 by worm gear extension set 14, and worm gear extends
Set 14 is connect with worm gear 22 with spline, and is locked therewith in front end with worm gear extension set circlip 43, the inside of worm gear extension set 14
It is connect by rear bearing 18 with axle tube 16, the outside of worm gear extension set 14 passes through worm gear extension set outer bearing 10 and rear braking
Drum 19 connects, and is fastened with worm gear extension set lock nut 8 and worm gear extension set thrust pad 9；
The turbine extension set 14 stretches out the part of rear braking drum 19, and outer surface processes the sun tooth 64 of driving spring,
The gear of the spring 13 that is engaged with the spring planet tooth 27 of sun tooth engagement and spring planet tooth 27, in the inner side and outer side of gear
The sliding bearing that plane is arranged on rear braking drum 19 and parking braking disk 63 is 59 and 55.
As advanced optimizing for above scheme, radial equipartition has arc-shaped hole on the power input tooth set 2,
The tooth form phase for extending tooth and internal tooth with power input synchronizer sleeve 3, sun tooth is machined with below arc-shaped hole
Matched tooth form is equipped with the internal tooth synchronizer conical surface on internal tooth 5, sets between internal tooth Synchronizer Cone face and power input tooth set 2
There is internal tooth balk ring 47, extends in sun tooth and be equipped with the sun tooth synchronizer conical surface on tooth 29, in the sun tooth synchronizer conical surface
It is equipped with sun tooth balk ring 48 between power input tooth set 2, is additionally provided with synchronizer key on power input tooth set 2
56。
The method of a kind of energy-efficient vehicle brake apparatus of the invention, it is characterised in that: specific braking step is as follows:
When vehicle driving, due to the effect of synchronizer electromagnetic coil spring 53, power inputs synchronizer sleeve 3 and is in residence
In position, worm gear 22 and worm gear extension set 14 remain static, and wheel, front brake drum 1 and rear braking drum 19 are in front axle
It holds and is rolled on 21 and worm gear extension set outer bearing 10, when needing braking brake, is powered to synchronizer electromagnetic coil 23, synchronizer
Armature 4 in electromagnetic coil 23 travels forward, and pushes synchronizer lever 52, and synchronizer lever 52 drives synchronizer pull rod 51 and same
Step device engaging sleeve 3 moves backward, and compressing internal tooth balk ring 47 presses to internal tooth conical contact surface construction, rotates internal tooth 5, in turn
Power input synchronizer sleeve 3 and internal tooth 5 is set to combine and rotate synchronously, the drive equidirectional rotation of planet tooth 30 of internal tooth 5 is capable
Star tooth 30 drives active conical tooth 35 and from mantle tooth 36, drives worm gear 22 and 14 turns of worm gear extension set from the rotation of mantle tooth 36
Dynamic, the rotation of worm gear extension set 14 drives the sun tooth 64 of spring assembly, sun tooth 64 to drive spring planet tooth 27 and gear of the spring
13, spring tooth 13 drives spring pocket 12 to rotate.Torsionspring 54 in the outside of support tube 11, rear end is fixed, and front end is inserted in bullet
In the axial hole of spring actuating sleeve 12, torsionspring 54 due to torsion and resistance increases too, velocity of rotation is slack-off, the turbine being attached thereto
22,1 velocity of rotation of front brake drum of screw rod 38 and power input portion is also slack-off, and the inertia of vehicle becomes the bullet of torsionspring 54
Power and store.
Disconnect synchronizer electromagnetic coil 23 electric current, synchronizer electromagnetic coil 23 under the action of electromagnetic coil spring 53,
Synchronizer sleeve 3 is set to retract centered position, normal vehicle operation；
When needing release to be stored in the energy of spring 54, the electric current of synchronizer electromagnetic coil 23, synchronizer electromagnetism are connected
23 armature 4 of coil moves backward, and synchronizer lever 52 is pushed to move backward, and synchronizer pull rod 51 moves forward, synchronizer engagement
Shipper pole moves sun tooth and extends tooth balk ring and presses to the conical surface that sun tooth extends tooth set 3 forward, last synchronizer sleeve 3 with
Sun tooth extends tooth 29 and connects, the inertia rotation of vehicle.Synchronized device engaging sleeve 3, sun tooth extend tooth 29, sun tooth 6, planet
Tooth 30, active conical tooth 35 and from mantle tooth 36, rotate from mantle tooth 36 and worm gear 22 and worm gear extension set 14 are driven to rotate, this rotation
With rotation direction when braking on the contrary, the rotation of worm gear extension set 14 drives the sun tooth 64 of spring assembly, sun tooth 64 drives spring
Planet tooth 27 and gear of the spring 13, the rotation of spring pocket 12, the rotation of opposite direction release the energy being stored in torsionspring 54
Amount, pushes vehicle to advance, and the electric current of cutoff solenoid moves back synchronizer sleeve 3 under the action of electromagnetic coil spring 53
Return centered position, normal vehicle operation；When reversing braking, the electric current of release synchronizer electromagnetic coil 23 is connected, fills braking
Set spring pressure increase, the vehicle braking of storage.
Claims (5)
1. a kind of energy-efficient vehicle brake apparatus, including semiaxis, it is sleeved on axle tube on semiaxis, fore bearing, Front oil seal, preceding
Oil seal seat, rear bearing and Rear oil seal, front brake drum, the parking braking disk of rear braking drum and appendage, on front brake drum
Equipped with tire bolt hole, front brake drum by fore bearing connect with axle tube power input: turbine and worm, endless screw support and
Output par, c of the turbine extension set between rear bearing and turbine extension set outer bearing, it is characterised in that:
The power input/output section includes worm gear, worm screw, turbine extension set and endless screw support, and sun tooth, sun tooth prolong
Tooth, planet tooth and internal tooth are stretched, power inputs tooth set, and internal tooth is arranged in synchronizer pull rod, the power that sun tooth extends on tooth inputs
The spring assembly after front brake drum and torsionspring between fixed disk and setting is arranged in front brake drum in synchronizer sleeve
Synchronizer electromagnetic coil between axle tube；
The power input tooth set is connected with front brake drum, and the sun tooth, planet tooth and internal tooth are located at worm screw branch
The front of frame, sun tooth is interior to be equipped with copper sheathing, and copper sheathing is sleeved on endless screw support, and sun tooth extends tooth and sun tooth passes through spline and connects
It connects, and extends the front that tooth circlip is locked at power input tooth set with sun tooth, the internal tooth is zigzag structure, and setting exists
The outside of sun tooth, one end are abutted against with endless screw support, and the other end is abutted against with power input tooth set, and planet tooth and active conical tooth are coaxial
Setting；
The rear end of the synchronizer pull rod is connect with the nose threads of power input synchronizer sleeve, the front end of synchronizer pull rod
It is hinged with one end of synchronizer lever, the other end of synchronizer lever is connected with synchronizer electromagnetic coil；
Synchronizer armature and synchronizer electromagnetic coil spring, synchronizer electromagnetic coil are equipped on the synchronizer electromagnetic coil
Spring makes synchronizer lever be in middle position；
The spring assembly is connect by the spring pocket on the outside of front brake drum is arranged in gear of the spring spline, and rear braking drum is below
Gear of the spring, support tube, the sun tooth of fixed disk and driving spring after torsionspring, planet tooth, planetary gear shaft, row
Star gear shaft is connected by device on vehicle frame, this connection does not limit back-and-forth motion and parking braking disk composition.
2. energy-efficient vehicle brake apparatus according to claim 1, it is characterised in that: the endless screw support is placed in braking
The middle part of device, endless screw support cover on the external splines of axle tube, and rear end is supported on the shaft shoulder and thrust pad I, and front end is used
Locking nut and thrust pad II locking, are axially arranged with active conical tooth front and back bearings mounting hole in endless screw support, in mounting hole
Radial thrust bearing I and radial thrust bearing II be installed, and by radial thrust bearing I and centripetal is pushed away with preceding gland and rear pressing cover
Power bearing I I is compressed, and planet tooth is mounted in the front end of active conical tooth with key, and is locked with planet tooth circlip；It is engaged with active conical tooth
It is installed from mantle tooth and the same axis of worm screw, is radially provided with the radial thrust bearing mounting hole and sliding axle of worm screw in endless screw support
Mounting base is held, is connect from mantle tooth key with worm screw, one end of worm screw is mounted on centripetal thrust force by two radial thrust bearings
It in bearing mounting hole, is fixed with thrust pad and nut, the other end of worm screw passes through sliding bearing, sliding bearing thrust pad and sliding
The locking of bearing nut, sliding bearing are connect with sliding bearing fastening bolt with endless screw support,
The snail engaged with worm screw turns to be supported on needle bearing by worm gear extension set, and worm gear extension set and worm gear are spent
Key connection, and locked therewith in front end with worm gear extension set circlip, the inside of worm gear extension set passes through rear bearing and axle tube
Connection, the outside of worm gear extension set are connected by worm gear extension set outer bearing and rear braking drum, and with worm gear extension set locking screw
Cap and the fastening of worm gear extension set thrust pad.
3. energy-efficient vehicle brake apparatus according to claim 1, it is characterised in that: stretched out in the worm gear extension set
The sun tooth of the part appearance processing driving spring of rear braking drum, is nibbled with the spring planet tooth and spring planet tooth of sun tooth engagement
The gear of the spring of conjunction, the bulging sliding bearing with setting plane on parking braking disk of rear braking in the inner side and outer side of gear.
4. energy-efficient vehicle brake apparatus according to claim 1, it is characterised in that: on the power input tooth set
Radial equipartition has arc-shaped hole, is machined with below arc-shaped hole and prolongs with power input synchronizer sleeve, sun tooth
Stretch the tooth form that the tooth form of tooth and internal tooth matches, the internal tooth synchronizer conical surface be equipped on internal tooth, in internal tooth Synchronizer Cone face and
Power inputs between tooth set and is equipped with internal tooth balk ring, extends in sun tooth and extends tooth Synchronizer Cone equipped with sun tooth on tooth
Face extends in the sun and is equipped with sun tooth extension tooth balk ring between tooth and power input tooth set, on power input tooth set
It is additionally provided with synchronizer key.
5. a kind of method of energy-efficient vehicle brake apparatus, it is characterised in that: specific braking step is as follows:
When vehicle driving, due to the effect of synchronizer electromagnetic coil spring, power input synchronizer sleeve is in position placed in the middle
It sets, worm gear and worm gear extension set remain static, and wheel, front brake drum and rear braking drum are in fore bearing and worm gear extension set
It rolls, when needing braking brake, is powered to synchronizer electromagnetic coil, the armature in synchronizer electromagnetic coil is forward on outer bearing
Movement pushes synchronizer lever, and synchronizer lever drives synchronizer pull rod and synchronizer sleeve to move backward, and compressing internal tooth is same
Step device lock ring presses to internal tooth synchronizer conical contact surface construction, rotates internal tooth, and then makes power input synchronizer sleeve and internal tooth
In conjunction with and rotate synchronously, internal tooth drives the equidirectional rotation of planet tooth, and planet tooth drives active conical tooth and from mantle tooth, from mantle tooth
Rotation drive worm and gear and worm gear turbine extension set rotation, worm gear extension set rotation drive driving spring sun tooth, too
Positive tooth drives spring planet tooth and gear of the spring, and spring tooth drives spring pocket rotation, the torsionspring outside support tube, rear end
Fixed, front end is inserted in the hole of spring pocket axial direction, torsionspring, and due to rotation, resistance increases, and velocity of rotation is slack-off, therewith phase
Turbine and worm and power input portion front brake drum velocity of rotation it is also slack-off, the inertia of vehicle becomes the bullet of torsionspring
Power stores.
The electric current of synchronizer electromagnetic coil is disconnected, synchronizer electromagnetic coil nibbles synchronizer under the action of electromagnetic coil spring
Trap retracts centered position, normal vehicle operation；
When needing release to store the energy in spring, the electric current of synchronizer electromagnetic coil, synchronizer electromagnetic coil rank are connected
Iron moves backward, and synchronizer lever is pushed to move backward, and synchronizer moves forward, and shipper pole moves sun tooth to synchronizer sleeve forward
Extend tooth balk ring and press to the conical surface that sun tooth extends tooth synchronizer, last synchronizer sleeve and sun tooth extend tooth and connect
It connects, synchronizer sleeve, sun tooth extend tooth, sun tooth, planet tooth, active conical tooth and from mantle tooth, rotate band from mantle tooth
Dynamic turbine and the rotation of turbine extension set, this rotation are opposite with rotation direction when braking.The rotation of turbine extension set, i.e. driving spring group
The sun tooth of part rotates, and the energy being stored in torsionspring releases, and vehicle is pushed to advance.Cut off synchronizer electromagnetic coil
Electric current, under the action of synchronizer coil spring, synchronizer lever, synchronizer pull rod, synchronizer sleeve retract lean-with
It sets, normal vehicle operation.
When reversing braking, the electric current of release synchronizer electromagnetic coil is connected, increases the spring pressure stored when braking, vehicle system
It is dynamic.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910077791.0A CN109747602A (en) | 2019-01-19 | 2019-01-19 | Energy-efficient vehicle brake apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910077791.0A CN109747602A (en) | 2019-01-19 | 2019-01-19 | Energy-efficient vehicle brake apparatus |
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| CN109747602A true CN109747602A (en) | 2019-05-14 |
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| CN201910077791.0A Pending CN109747602A (en) | 2019-01-19 | 2019-01-19 | Energy-efficient vehicle brake apparatus |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114802316A (en) * | 2022-04-26 | 2022-07-29 | 安徽理工大学 | Explosion-proof storage battery electric locomotive for underground coal mine |
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| CN114802316A (en) * | 2022-04-26 | 2022-07-29 | 安徽理工大学 | Explosion-proof storage battery electric locomotive for underground coal mine |
| CN114802316B (en) * | 2022-04-26 | 2024-03-19 | 安徽理工大学 | Explosion-proof storage battery electric locomotive for underground coal mine |
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Application publication date: 20190514 |