CN106015406B - Automobile-used transmission braking integration arrangement - Google Patents
Automobile-used transmission braking integration arrangement Download PDFInfo
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- CN106015406B CN106015406B CN201610543611.XA CN201610543611A CN106015406B CN 106015406 B CN106015406 B CN 106015406B CN 201610543611 A CN201610543611 A CN 201610543611A CN 106015406 B CN106015406 B CN 106015406B
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- 239000003921 oil Substances 0.000 description 27
- DOSMHBDKKKMIEF-UHFFFAOYSA-N 2-[3-(diethylamino)-6-diethylazaniumylidenexanthen-9-yl]-5-[3-[3-[4-(1-methylindol-3-yl)-2,5-dioxopyrrol-3-yl]indol-1-yl]propylsulfamoyl]benzenesulfonate Chemical compound C1=CC(=[N+](CC)CC)C=C2OC3=CC(N(CC)CC)=CC=C3C(C=3C(=CC(=CC=3)S(=O)(=O)NCCCN3C4=CC=CC=C4C(C=4C(NC(=O)C=4C=4C5=CC=CC=C5N(C)C=4)=O)=C3)S([O-])(=O)=O)=C21 DOSMHBDKKKMIEF-UHFFFAOYSA-N 0.000 description 5
- 238000005299 abrasion Methods 0.000 description 3
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- 238000007906 compression Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 239000010720 hydraulic oil Substances 0.000 description 2
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- 230000035699 permeability Effects 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 241000826860 Trapezium Species 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D65/00—Parts or details
- F16D65/14—Actuating mechanisms for brakes; Means for initiating operation at a predetermined position
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H1/00—Toothed gearings for conveying rotary motion
- F16H1/28—Toothed gearings for conveying rotary motion with gears having orbital motion
- F16H1/32—Toothed gearings for conveying rotary motion with gears having orbital motion in which the central axis of the gearing lies inside the periphery of an orbital gear
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D2121/00—Type of actuator operation force
- F16D2121/02—Fluid pressure
- F16D2121/04—Fluid pressure acting on a piston-type actuator, e.g. for liquid pressure
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D2125/00—Components of actuators
- F16D2125/02—Fluid-pressure mechanisms
- F16D2125/04—Cylinders
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D2125/00—Components of actuators
- F16D2125/02—Fluid-pressure mechanisms
- F16D2125/08—Seals, e.g. piston seals
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Braking Arrangements (AREA)
Abstract
A kind of automobile-used transmission braking integration arrangement, including wheel rim, brake, decelerator and motor；Brake includes driving end cap, driving cylinder body, driving piston, tubular intermediate, drag friction subcomponent, parking cylinder body, parking piston, parking end cap and parking spring, piston of driving a vehicle moves engagement sleeves on driving cylinder body, there is annular gap between driving piston and driving cylinder body, the annular gap is service brake oil pocket, parking piston moves cooperation and is placed in parking cylinder body, there is annular gap, the annular gap is parking braking oil pocket between parking cylinder body and parking piston；Driving piston and parking piston can support respectively from both sides and drag friction subcomponent；The parking piston is provided with the parking spring tight against parking end cap；The present invention is integrated by motor, brake, decelerator, and brake is placed in the inside of wheel rim, and decelerator is placed in the intracavitary of brake, compact-sized, compact, greatlys save vehicle frame space, is very suitable for the various vehicle flexible configurations narrow and small with structure space.
Description
Technical field
The present invention relates to automobile-used transmission braking integration arrangement.
Background technology
It is not only complicated using motor, brake, the decelerator separated each other in the vehicle bridge of vehicle, and motor,
Brake and decelerator occupy vehicle chassis space respectively, and volume is larger, such as the low-floorization design of new energy bus, knot
Conformational space is narrow and small, it is impossible to gives motor, brake, decelerator larger installing space.
Chinese application number be 201520191083.7 utility model patent disclosed in a kind of automobile-used integrated dress of transmission braking
Put, the device includes being located at brake, decelerator in wheel rim；The side of wheel rim has the perforate end plate being connected with output flange；
Brake contains the friction plate being spaced apart adjacent to one end of end plate, and brake disc, friction plate and system are housed between adjacent friction plate
The friction pair side installation oil cylinder block that Moving plate is formed；There is service brake oil cylinder and parking braking oil cylinder, driving system in cylinder block
Driving piston is respectively provided with dynamic oil cylinder and parking braking oil cylinder and parking piston, the cylindrical circumference of parking piston are intervally distributed with
Return mechanism is contained into parking spring therein；Decelerator is stretched into the cavity in the middle part of cylinder block by the openend of wheel rim, wherein
The output shaft in portion is connected with output flange, and its shell is connected together with brake casing and vehicle frame.The row of above-mentioned brake, parking are lived
The action of another piston can directly be influenceed for linkage, such as a certain piston generation catching phenomenon by filling in.Chinese application number is
201210109980.X application for a patent for invention discloses a kind of driving and parking linked multi-sheet wet-type liquid braking device, including
Brake seat, floating seal seat, forward flange, parking piston, parking cylinder body, ring gear, brake strip group, driving cylinder body, OK
Car piston and rear flange, described parking piston support is on parking cylinder body；It is also equipped between parking piston and forward flange
One group of tripping spring, it is pressed in by spring force by parking piston in brake strip group, so as to produce braking moment；Described row
Car piston support is provided with one group of return bolt on driving cylinder body on described driving piston.Due to wet brake
Friction pair uses forced oil cooling, also add extra supporting hydraulic system.Above-mentioned two patent is all not suitable for narrow and small in structure space
New vehicle on use.
The content of the invention
It is an object of the invention to propose automobile-used transmission braking integration arrangement a kind of simple and compact for structure and dependable performance,
Used on the particularly suitable new vehicle narrow and small in structure space.
To reach above-mentioned purpose, the present invention adopts the following technical scheme that：The present invention include wheel rim, brake, decelerator and
Motor；The brake is in wheel rim, and brake includes driving end cap, driving cylinder body, driving piston, tubular intermediate, system
Dynamic friction subcomponent, parking cylinder body, parking piston, parking end cap and parking spring, the friction plate of the drag friction subcomponent
It is secondary that axial movement is formed with intermediate；It is characterized in that：During the driving end cap and parking end cap of the brake are connected to
The both ends of mesosome, it is described driving cylinder body and parking cylinder body be respectively at drag friction subcomponent both sides and respectively with driving end cap and
Parking end cap connects；Driving piston moves engagement sleeves on driving cylinder body and can supported and drag friction subcomponent, driving piston and row
Annular gap between car cylinder body forms service brake oil pocket, and parking piston moves cooperation and is placed in parking cylinder body and can support and brake
Rub subcomponent, and the annular gap between parking cylinder body and parking piston forms parking braking oil pocket；The parking piston last week
To spring eye is evenly distributed with, the parking spring tight against parking end cap is provided with each spring eye；The decelerator is placed in
The intracavitary of brake, decelerator include body frame be connected with parking end cap, the output housing, defeated with motor being rotatablely connected with body frame
Go out axis connection and the input shaft inserted by body frame in output housing, the planetary reduction gear being connected between input shaft and output housing
It is secondary that mechanism, the brake disc of drag friction subcomponent and the output housing of decelerator form axial movement；Output housing passes through output
Flange is connected with wheel rim.
The driving cylinder body of the brake has big footpath section, conical section and path section, wherein big footpath section closes on driving end cap,
The driving piston have matched respectively with big footpath section, conical section and the path section for cylinder body of driving a vehicle it is big through hole, bellmouth and small
Gap between the annular bellmouth bottom surface of footpath hole, the annular conical section bottom surface for cylinder body of driving a vehicle and piston of driving a vehicle forms the driving
Oil pocket is braked, service brake oil pocket is variable cross-section oil pocket.
The parking piston of the brake has big footpath section and path section, wherein big footpath section closes on parking end cap, parking cylinder
Body has the large diameter hole matched with big footpath section, the path section of parking piston and diameter holes, the big footpath section annular bottom surface of parking piston
Gap between the annular bottom surface of the large diameter hole of parking cylinder body forms the parking braking oil pocket.
The driving piston be T-shaped, and driving piston has the top of surrounding radial expansion, its top in driving end cap with
Between drag friction subcomponent.
The position of the driving end cap driving top land relatively is provided with circumferentially distributed and symmetrical sleeve hole, the row
Relatively each sleeve hole is provided with adjustment hole on the top of car piston；Gap adjusting mechanism, gap adjustment are provided with each sleeve hole
Mechanism is partially inserted into relative adjustment hole.
The gap adjusting mechanism of the brake includes the sleeve being fixed in sleeve hole, is provided with sleeve and is located at centre bore
In and be limited in the counterbalance spring of sleeve collar, in an adjusting screw rod insertion sleeve collar and counterbalance spring, the head of adjusting screw rod
Portion is inserted in relative driving piston adjustment hole, and the screw rod card being close to adjusting screw rod on adjustment hole bottom surface is provided with adjustment hole
Spring.
The adjusting screw rod of the brake and counterbalance spring tight fit.
The big footpath section of the driving cylinder body of the brake is provided with 2 annular outer wall grooves, respectively embedded with the first sealing
Circle and the first wear ring, it is described driving cylinder body path section be provided with 3 annular outer wall grooves, be embedded in respectively the second wear ring,
Second sealing ring and the second dust ring.
The first sealing ring, the second sealing ring and the second dust ring of the brake are the sealing ring of U-shaped structure and prevented
Konisphere.
The large diameter hole hole wall of the parking cylinder body of the brake is provided with 2 annular inner wall grooves, respectively embedded with the 3rd
Sealing ring and the 3rd wear ring, the diameter holes hole wall of the parking cylinder body are provided with 3 annular inner wall grooves, are embedded in the 4th respectively
Wear ring, the 4th sealing ring and the 4th dust ring.
The 3rd sealing ring, the 4th sealing ring and the 4th dust ring of the brake are the sealing ring of U-shaped structure and prevented
Konisphere.
The intermediate of the brake is provided with radial direction heat emission hole.
Wheel carrier is fixed with the end face of body frame, the motor is fixed on wheel carrier.
The planetary gear speed reducing mechanism includes one-level sun gear, secondary solar gear, primary planet wheel, secondary planet wheel and planet
Frame, the planet carrier move engagement sleeves on input shaft, and the one-level sun gear is fixed on input shaft, and the dynamic of primary planet wheel is matched somebody with somebody
Close wheel shaft to fix in planet carrier, secondary solar gear is fixed in planet carrier, and the dynamic cooperation wheel shaft of secondary planet wheel is fixed on master
On frame, primary planet wheel and secondary planet wheel are nibbled with the primary annulus being arranged on output housing inwall with two level gear ring respectively
Close.
The present invention has following good effect：1. the present invention is integrated by motor, brake, decelerator, brake is put
In the inside of wheel rim, decelerator is placed in the intracavitary of brake, and wheel carrier is fixed with the body frame of decelerator, and motor is fixed on wheel carrier
On, and wheel carrier is connected with vehicle frame, is realized wheel independent suspension and is independently driven, and eliminates traditional vehicle bridge, compact-sized, volume
It is compact, vehicle frame space is greatlyd save, and the disperse power driving of vehicle is constituted, and it is nimble reliable, it is very suitable for empty with structure
Between narrow and small various vehicle flexible configurations.The present invention can by independent assortment be applied to different driving in a manner of vehicle.2. the present invention
Row, parking braking integrated design, be wind-cooling heat dissipating, service brake and parking braking are arranged in the both sides of friction pair.
Piston bush drive a vehicle on driving cylinder body, driving piston is T-shaped, and the space for having given the edge of driving end cap axially to thicken, gap is adjusted
Complete machine structure can be arranged in driving end cap, it is no longer necessary to space-consuming in addition.Driving piston and parking cylinder body all have cavity, are
A space is vacateed in the installation of decelerator.Help to drive a vehicle piston and to stay using the sealing ring of U-shaped structure and the deformation power of dust ring
Car piston restores after shifting, so as to save returning device.Brake takes full advantage of space, simple in construction and extremely compact.
2. the service brake oil pocket of brake is variable cross-section, the sectional area following vehicle piston of service brake oil pocket to friction pair movement away from
From increase and increase, retrothrust is consequently increased, in the case where hydraulic coupling is certain, retrothrust increase can improve braking
Moment of torsion, cause frictional decrease when friction plate has abrasion, therefore braking torque will not reduce.3. due to brake
Action onrelevant between row, parking piston, a piston will not occur clamping stagnation occurs and influences the phenomenon of another piston action.4.
The key index of automobile-used brake apparatus is exactly response speed, and the lash adjusting device of brake can improve the reaction speed of brake
And shorten the response time.5. the sealing ring and dust ring of brake are arranged on cylinder body, avoid due to sealing ring and dust ring
Fluctuation permeability phenomenon caused by piston movement caused by being arranged on piston.6. brake is ensureing basic function premise
Under, larger braking torque can be realized in less installing space, is brought great convenience to arrangement, is advantageous to improve
The heat absorption ability of friction plate, significantly increases the service life, and saves maintenance cost.7. decelerator exports power by output housing,
It is compact-sized.
Brief description of the drawings
Fig. 1 is the structure chart of the present invention.
Fig. 2 is the structure chart of brake.
Fig. 3 is the enlarged drawing of Fig. 2 bottoms.
Fig. 4 is Fig. 2 I enlarged drawing.
Fig. 5 is driving cylinder body figure.
Fig. 6 is driving piston figure.
Fig. 7 is parking cylinder body figure.
Fig. 8 is parking piston figure.
Fig. 9 is Fig. 2 left view.
Figure 10 is the structure chart of decelerator.
Embodiment
Embodiment 1
See Fig. 1 to Figure 10, embodiment 1 includes C-shaped cross section wheel rim 1, brake 2, decelerator 3, motor 5.Wheel rim 1 is connected to
On wheel 7.
The brake 2 is placed in wheel rim 1.Brake 2 includes driving end cap 2-1, driving cylinder body 2-2, driving piston 2-
3rd, tubular intermediate 2-5, drag friction subcomponent 2-6, parking cylinder body 2-7, parking piston 2-8, parking end cap 2-9 and main parking
Spring 2-11.The drag friction subcomponent 2-6 is arranged at intervals by friction plate 2-6-1 and brake disc 2-6-2 and formed, its friction plate
It is secondary that axial movement is formed with intermediate 2-5.The driving end cap 2-1 and parking end cap 2-9 is connected to the two of intermediate 2-5
End, the driving cylinder body 2-2 and parking cylinder body 2-7 be respectively at drag friction subcomponent 2-6 both sides and respectively with driving end cap
2-1 is fixedly connected with parking end cap 2-9.The driving cylinder body 2-2 and parking piston 2-8 has cavity, drag friction subcomponent
Friction plate 2-6-1 and brake disc 2-6-2 there is centre bore, so as to form the chamber of brake 2, for putting decelerator.To carry
The heat dispersion of high brake, intermediate 2-5 are provided with radial direction heat emission hole 2-5-1.
The driving piston 2-3 moves engagement sleeves on driving cylinder body 2-2 and can supported and drag friction subcomponent 2-6, drives a vehicle
Annular gap between piston 2-3 and driving cylinder body 2-2 forms service brake oil pocket 2-E.The driving cylinder body 2-2 tools of the present embodiment
There are big footpath section 2-2a, conical section 2-2b and path section 2-2c, wherein big footpath section 2-2a closes on driving end cap 2-1.Drive a vehicle piston 2-3
Matched with respectively with big footpath section, conical section and the path section for the cylinder body 2-2 that drives a vehicle big through hole 2-3a, bellmouth 2-3b and path
Hole 2-3c.When driving piston 2-3 moves engagement sleeves on driving cylinder body 2-2, driving cylinder body 2-2 annular conical section bottom surface 2-2d with
There is annular gap between driving piston 2-3 annular bellmouth bottom surface 2-3d, the annular gap is service brake oil pocket 2-
E.Because the section of annular gap is right-angled trapezium, so the service brake oil pocket 2-E of the present embodiment is variable cross-section oil pocket.Driving
Increases of the braking oil pocket 2-E sectional area following vehicle piston 2-3 to friction pair displacement and increase, retrothrust also increases therewith
Add, in the case where hydraulic coupling is certain, retrothrust increase can improve braking torque, cause friction system when friction plate has abrasion
Number declines, therefore braking torque will not reduce.
The cylinder body 2-2 that such as drives a vehicle is the stairstepping cylinder body with big footpath section and path section, and driving piston 2-3 has and cylinder of driving a vehicle
The stepped bore of body 2-2 matchings, moves the rectangular cross-section of the annular gap cooperatively formed, then service brake oil pocket 2- between the two
E is uiform section oil pocket.
The parking piston 2-8 moves cooperation and is placed in parking cylinder body 2-7 and can support and drag friction subcomponent 2-6, parking
Annular gap between cylinder body 2-7 and parking piston 2-8 forms parking braking oil pocket 2-F.The parking piston 2-8 tools of the present embodiment
There are big footpath section 2-8a and path section 2-8b, wherein big footpath section 2-8a closes on parking end cap 2-9, parking cylinder body 2-7 has and parking
Piston 2-8 big footpath section, the large diameter hole 2-7a and diameter holes 2-7b of path section matching, stayed when the dynamic cooperations of parking piston 2-8 are placed in
In car cylinder body 2-7, the annular bottom surface 2- of parking piston 2-8 big footpath section annular bottom surface 2-8d and parking cylinder body 2-7 large diameter hole
There is annular gap, the annular gap is uiform section parking braking oil pocket 2-F between 7d.
On the parking piston 2-8 it is circumferential be evenly distributed with spring eye 2-8-1, each spring eye 2-8-1 be provided with tight against
The parking end cap 2-9 parking spring 2-11.The parking spring 2-11 interior stays by car spring 2-11-1 and embedded in therein
Car spring 2-11-2 is formed.
The driving piston 2-3 is T-shaped, and driving piston 2-3 has the top 2-3-1 of surrounding radial expansion, its top 2-
3-1 is between driving end cap 2-1 and drag friction subcomponent 2-6, and drive a vehicle on driving end cap 2-1 and relatively top land 2-3-
1 position can axially thicken, and the position that driving end cap 2-1 thickeies is provided with circumferentially distributed and symmetrical sleeve hole 2-1-1, described
Relatively each sleeve hole 2-1-1 is provided with adjustment hole 2-3-2 on driving piston 2-3 top 2-3-1.In each sleeve hole 2-1-1
Provided with gap adjusting mechanism 2-4, each gap adjusting mechanism 2-4's is partially inserted into relative adjustment hole 2-3-2.Adjust in the gap
Section mechanism 2-4 includes the sleeve 2-4-1 being fixed in sleeve hole 1-1, is provided with sleeve 2-4-1 and is located in centre bore and is limited in
Sleeve collar 2-4-4 counterbalance spring 2-4-3, adjusting screw rod 2-4-2 an insertion sleeve collar 2-4-4 and counterbalance spring 2-4-3
In, adjusting screw rod 2-4-2 and counterbalance spring 2-4-3 tight fits.Gap adjusting mechanism 2-4's is partially inserted into relative adjustment hole 2-
Refer in 3-2 in adjustment hole 2-3-2 corresponding to adjusting screw rod 2-4-2 head insertion driving piston, set in adjustment hole 2-3-2
Have screw rod jump ring 2-4-5 adjusting screw rod 2-4-2 being close on adjustment hole bottom surface.When the piston 2-3 that drives a vehicle is moved, regulation is driven
Screw rod 2-4-2 is moved, and after friction disc wear, driving piston 2-3 braking distance will increase, due to screw rod jump ring 2-4-5's
Spacing, adjusting screw rod 2-4-2 stretches out counterbalance spring 2-4-3 length increase, and increased length is driving piston 2-3 braking
Increase distance.Realize the clearance compensation function of friction pair abrasion.
The big footpath section 2-2a of the driving cylinder body 2-2 is provided with 2 annular outer wall groove 2-2a-1, respectively embedded with first
Sealing ring 2-13-1 and the first wear ring 2-12-1, the path section 2-2c of the driving cylinder body 2 are provided with 3 annular outer wall grooves
2-2c-1, the second wear ring 2-12-2, the second sealing ring 2-13-2 and the second dust ring 2-14-2 are embedded in respectively.First sealing ring
2-13-1, the second sealing ring 2-13-2 and the second dust ring 2-14-2 are the sealing ring and dust ring of U-shaped structure.The parking
Cylinder body 2-7 large diameter hole hole wall is provided with 2 annular inner wall groove 2-7a-1, respectively embedded with the 3rd sealing ring 2-13-3 and
Three wear ring 2-12-3, parking cylinder body 2-7 diameter holes hole wall is provided with 3 annular inner wall groove 2-7b-1, embedding respectively
Fill the 4th wear ring 2-12-4, the 4th sealing ring 2-13-4 and the 4th dust ring 2-14-4, it is the 3rd sealing ring 2-13-3, the 4th close
Seal 2-13-4 and the 4th dust ring 2-14-4 is the sealing ring and dust ring of U-shaped structure.Take wear ring, sealing ring, prevent
Konisphere is arranged on cylinder body, can prevent that fluctuating permeability phenomenon produces.And the sealing ring and dust ring of U-shaped structure are used, can be with
Utilize their recuperability.
The decelerator 3 is placed in the intracavitary of brake 2.Decelerator 3 includes body frame 3-1, input shaft 3-2, output housing 3-5
And the planetary gear speed reducing mechanism 3-4 between input shaft 3-2 and output housing 3-5.The body frame 3-1 and parking end cap 2-9
Connection, body frame 3-1 have centre bore, input shaft 3-2 and motor 5 output axis connection, and input shaft 3-2 passes through in body frame 3-1
In the insertion output housing 3-5 of heart hole, input shaft 3-2 is supported by the bearing being arranged in body frame 3-1 centre bores, and input shaft 3-2 exists
Seal 3-3 is provided with close to the import position of body frame 3-1 centre bores.Drag friction subcomponent 2-6 brake disc 2-6-2 is with deceleration
Device output housing 3-5 is rotated and is formed axial movement pair with decelerator output housing 3-5.It is fixed with body frame 3-1 end face
Wheel carrier 6, the motor 5 are fixed on wheel carrier 6, and wheel carrier 6 is fixed on vehicle frame.Output housing 3-5 passes through output flange 4 and wheel rim
1 connection.
The planetary gear speed reducing mechanism 3-4 includes one-level sun gear 3-4-1, secondary solar gear 3-4-2, primary planet wheel 3-4-
3rd, secondary planet wheel 3-4-4 and planet carrier 3-4-7.Planet carrier 3-4-7 is T-shaped, by sleeve 3-4-71 and support plate 3-4-72 groups
Into.The one-level sun gear 3-4-1 is fixed on input shaft 3-2, and planet carrier 3-4-7 moves engagement sleeves defeated using sleeve 3-4-71
Enter on axle 3-2, connected between primary planet wheel 3-4-3 and its wheel shaft 3-4-5 by bearing, the wheel shaft 3-4-5 of primary planet wheel consolidates
It is scheduled on the support plate 3-4-72 of planet carrier.Secondary solar gear 3-4-2 tight fits set planet carrier 3-4-7 sleeve 3-4-71
On, connected between secondary planet wheel 3-4-4 and its wheel shaft 3-4-6 by bearing, secondary planet wheel 3-4-4 wheel shaft 3-4-6 is fixed
On body frame 3-1, primary planet wheel 3-4-3 and secondary planet wheel 3-4-4 respectively with one-level sun gear 3-4-1, secondary solar gear
3-4-2 is engaged, and is engaged respectively with primary annulus 3-5-1, the two level gear ring 3-5-2 being arranged on output housing inwall again.
Motor drive shaft rotates, and the one-level sun gear 3-4-1 of decelerator drives primary planet wheel to rotate about it, so as to
Planet carrier 3-4-7 rotations are driven, and then drive secondary solar gear 3-4-2 rotations, secondary solar gear 3-4-2 rotation passes through two level
Planetary gear drives output housing 3-5 rotations, drives wheel rim 1 to rotate by output flange 4 by output housing 3-5, turns so as to export
Square.
When hydraulic oil enters parking braking oil pocket 2-F, promotion parking piston 2-8 moves to parking end cap 2-9 directions, compression
Parking spring 2-11, so as to realize the separation of friction pair 2-6 friction plate and brake disc, output housing 3-5 constraint reliefs, make car
It can travel freely.When hydraulic oil enters service brake oil pocket 2-E, promotion driving piston 2-3 moves to friction pair 2-6 directions
It is dynamic, until pressing friction pair, now output housing 3-5 rotation are forced to stop, realizing service brake.When service brake oil pocket
2-E and the equal releases of pressure of parking braking oil pocket 2-F, parking spring 2-11 promote parking piston 2-6 pressing friction pairs, realize parking system
It is dynamic.The compression degree of friction pair can realize the deceleration of decelerator in the process of moving.
Claims (14)
1. a kind of automobile-used transmission braking integration arrangement, including wheel rim（1）, brake（2）, decelerator（3）And motor（5）；It is described
Brake（2）In wheel rim（1）It is interior, brake（2）Including end cap of driving a vehicle（2-1）, driving cylinder body（2-2）, driving piston（2-
3）, tubular intermediate（2-5）, drag friction subcomponent（2-6）, parking cylinder body（2-7）, parking piston（2-8）, parking end cap
（2-9）With parking spring（2-11）, the drag friction subcomponent（2-6）Friction plate（2-6-1）With intermediate（2-5）Form
Axial movement is secondary；It is characterized in that：The brake（2）Driving end cap（2-1）With parking end cap（2-9）In being connected to
Mesosome（2-5）Both ends, the driving cylinder body（2-2）With parking cylinder body（2-7）It is respectively at drag friction subcomponent（2-6）'s
Both sides and respectively with drive a vehicle end cap（2-1）With parking end cap（2-9）Connection；Driving piston（2-3）Dynamic engagement sleeves are in driving cylinder body（2-
2）It is upper and can support and drag friction subcomponent（2-6）, piston of driving a vehicle（2-3）With driving cylinder body（2-2）Between annular gap structure
Into driving brake oil chamber（2-E）, parking piston（2-8）Dynamic cooperation is placed in parking cylinder body（2-7）It is interior and can support and brake friction pair
Component（2-6）, parking cylinder body（2-7）With parking piston（2-8）Between annular gap form parking braking oil pocket（2-F）；Institute
State parking piston（2-8）Upper circumference is evenly distributed with spring eye（2-8-1）, each spring eye（2-8-1）In be provided with tight against parking
End cap（2-9）The parking spring（2-11）；The decelerator（3）It is placed in brake（2）Intracavitary, decelerator（3）Including
With parking end cap（2-9）The body frame of connection（3-1）With body frame（3-1）The output housing of rotation connection（3-5）With motor（5）It is defeated
Go out axis connection and pass through body frame（3-1）Insert output housing（3-5）In input shaft（3-2）, it is connected to input shaft（3-2）With it is defeated
Go out housing（3-5）Between planetary gear speed reducing mechanism（3-4）, drag friction subcomponent（2-6）Brake disc（2-6-2）With decelerator
Output housing（3-5）It is secondary to form axial movement；Output housing（3-5）Pass through output flange（4）With wheel rim（1）Connection.
2. automobile-used transmission braking integration arrangement according to claim 1, it is characterised in that：The brake（2）Driving
Cylinder body（2-2）With big footpath section（2-2a）, conical section（2-2b）And path section（2-2c）, wherein big footpath section（2-2a）Close on driving
End cap（2-1）, the driving piston（2-3）With respectively with drive a vehicle cylinder body（2-2）Big footpath section, conical section and path section matching
It is big through hole（2-3a）, bellmouth（2-3b）And diameter holes（2-3c）, cylinder body of driving a vehicle（2-2）Annular conical section bottom surface（2-2d）
With piston of driving a vehicle（2-3）Annular bellmouth bottom surface（2-3d）Between gap form the service brake oil pocket（2-E）, driving
Brake oil pocket（2-E）For variable cross-section oil pocket.
3. automobile-used transmission braking integration arrangement according to claim 1, it is characterised in that：The brake（2）Parking
Piston（2-8）With big footpath section（2-8a）And path section（2-8b）, wherein big footpath section（2-8a）Close on parking end cap（2-9）, stay
Car cylinder body（2-7）With with parking piston（2-8）Big footpath section, path section matching large diameter hole（2-7a）And diameter holes（2-
7b）, parking piston（2-8）Big footpath section annular bottom surface（2-8d）With parking cylinder body（2-7）Large diameter hole annular bottom surface（2-
7d）Between gap form the parking braking oil pocket（2-F）.
4. automobile-used transmission braking integration arrangement according to claim 1, it is characterised in that：The driving piston（2-3）For T
Shape, piston of driving a vehicle（2-3）Top with surrounding radial expansion（2-3-1）, its top（2-3-1）In driving end cap（2-1）
With drag friction subcomponent（2-6）Between.
5. automobile-used transmission braking integration arrangement according to claim 4, it is characterised in that：The driving end cap（2-1）Phase
To top land of driving a vehicle（2-3-1）Position be provided with circumferentially distributed and symmetrical sleeve hole（2-1-1）, the driving piston
（2-3）Top（2-3-1）On relatively each sleeve hole（2-1-1）Provided with adjustment hole（2-3-2）；Each sleeve hole（2-1-1）
In be provided with gap adjusting mechanism（2-4）, gap adjusting mechanism（2-4）Be partially inserted into relative adjustment hole（2-3-2）In.
6. automobile-used transmission braking integration arrangement according to claim 5, it is characterised in that：The brake（2）Gap
Governor motion（2-4）Including being fixed on sleeve hole（2-1-1）In sleeve（2-4-1）, sleeve（2-4-1）Interior be provided with is located at center
In hole and it is limited in sleeve collar（2-4-4）Counterbalance spring（2-4-3）, an adjusting screw rod（2-4-2）Insertion sleeve collar（2-
4-4）And counterbalance spring（2-4-3）In, adjusting screw rod（2-4-2）Head insert relative driving piston adjustment hole（2-3-2）
In, adjustment hole（2-3-2）It is interior to be provided with adjusting screw rod（2-4-2）The screw rod jump ring being close on adjustment hole bottom surface（2-4-5）.
7. automobile-used transmission braking integration arrangement according to claim 6, it is characterised in that：The brake（2）Regulation
Screw rod（2-4-2）With counterbalance spring（2-4-3）Tight fit.
8. automobile-used transmission braking integration arrangement according to claim 1, it is characterised in that：The brake（2）Driving
Cylinder body（2-2）Big footpath section（2-2a）It is provided with 2 annular outer wall grooves（2-2a-1）, respectively embedded with the first sealing ring（2-
13-1）With the first wear ring（2-12-1）, the driving cylinder body（2-2）Path section（2-2c）It is recessed to be provided with 3 annular outer walls
Groove（2-2c-1）, the second wear ring is embedded in respectively（2-12-2）, the second sealing ring（2-13-2）With the second dust ring（2-14-2）.
9. automobile-used transmission braking integration arrangement according to claim 8, it is characterised in that：The brake（2）First
Sealing ring（2-13-1）, the second sealing ring（2-13-2）With the second dust ring（2-14-2）It is the sealing ring of U-shaped structure and anti-
Konisphere.
10. automobile-used transmission braking integration arrangement according to claim 1, it is characterised in that：The brake（2）Parking
Cylinder body（2-7）Large diameter hole（2-7a）Hole wall is provided with 2 annular inner wall grooves（2-7a-1）, respectively embedded with the 3rd sealing ring
（2-13-3）With the 3rd wear ring（2-12-3）, the parking cylinder body（2-7）Diameter holes（2-7b）Hole wall is provided with 3 annulars
Inboard wall groove（2-7b-1）, the 4th wear ring is embedded in respectively（2-12-4）, the 4th sealing ring（2-13-4）With the 4th dust ring（2-
14-4）.
11. automobile-used transmission braking integration arrangement according to claim 10, it is characterised in that：The brake（2）
Three sealing rings（2-13-3）, the 4th sealing ring（2-13-4）With the 4th dust ring（2-14-4）Be U-shaped structure sealing ring and
Dust ring.
12. automobile-used transmission braking integration arrangement according to claim 1, it is characterised in that：The brake（2）Centre
Body（2-5）It is provided with radial direction heat emission hole（2-5-1）.
13. automobile-used transmission braking integration arrangement according to claim 1, it is characterised in that：In body frame（3-1）End face on
It is fixed with wheel carrier（6）, the motor（5）It is fixed on wheel carrier（6）On.
14. automobile-used transmission braking integration arrangement according to claim 1, it is characterised in that：The planetary gear speed reducing mechanism（3-
4）Including one-level sun gear（3-4-1）, secondary solar gear（3-4-2）, primary planet wheel（3-4-3）, secondary planet wheel（3-4-4）
And planet carrier（3-4-7）, the planet carrier（3-4-7）Dynamic engagement sleeves are in input shaft（3-2）On, the one-level sun gear（3-4-
1）It is fixed on input shaft（3-2）On, primary planet wheel（3-4-3）Dynamic cooperation wheel shaft（3-4-5）Fixed planet carrier（3-4-7）
On, secondary solar gear（3-4-2）Fixed planet carrier（3-4-7）On, secondary planet wheel（3-4-4）Dynamic cooperation wheel shaft（3-4-
6）It is fixed on body frame（3-1）On, primary planet wheel（3-4-3）With secondary planet wheel（3-4-4）Respectively with being arranged on output housing
Primary annulus on inwall（3-5-1）With two level gear ring（3-5-2）Engagement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610543611.XA CN106015406B (en) | 2016-07-11 | 2016-07-11 | Automobile-used transmission braking integration arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610543611.XA CN106015406B (en) | 2016-07-11 | 2016-07-11 | Automobile-used transmission braking integration arrangement |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106015406A CN106015406A (en) | 2016-10-12 |
| CN106015406B true CN106015406B (en) | 2018-02-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610543611.XA Active CN106015406B (en) | 2016-07-11 | 2016-07-11 | Automobile-used transmission braking integration arrangement |
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| Country | Link |
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| CN (1) | CN106015406B (en) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102017107819A1 (en) * | 2017-04-11 | 2018-10-11 | Kessler & Co. Gmbh & Co. Kg | HUB GEAR |
| EP3431812B1 (en) * | 2017-07-21 | 2020-11-11 | Ge Avio S.r.l. | Transmission device for dividing the torque between two coaxial gears |
| JP6834924B2 (en) * | 2017-12-04 | 2021-02-24 | トヨタ自動車株式会社 | Brake device |
| CN108019448A (en) * | 2017-12-14 | 2018-05-11 | 湖北航天技术研究院特种车辆技术中心 | One kind wheel side electric drive retarder parking brake |
| CN108248368A (en) * | 2018-03-13 | 2018-07-06 | 上海振华重工(集团)股份有限公司 | The driving device and loading hoisting conveyer of rubber-tyred loading hoisting conveyer |
| CN108716523A (en) * | 2018-06-29 | 2018-10-30 | 中车工业研究院有限公司 | A kind of endless-track vehicle power assembly |
| CN108644263B (en) * | 2018-08-13 | 2023-07-04 | 眉山中车制动科技股份有限公司 | Pneumatic locking mechanism |
| CN111692243B (en) * | 2020-06-24 | 2021-12-21 | 徐州徐工矿业机械有限公司 | Multi-piston wet brake of electric drive mining dump truck |
| CN112953109A (en) * | 2021-02-03 | 2021-06-11 | 江苏开璇智能科技有限公司 | Hollow hydraulic braking third harmonic speed reduction integrated machine |
| CN113531011B (en) * | 2021-09-17 | 2021-12-07 | 中车戚墅堰机车车辆工艺研究所有限公司 | Parking brake with braking force automatic compensation function |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BG41709A1 (en) * | 1985-01-29 | 1987-08-14 | Panov | Wheel reductor for drive axle |
| US8662277B2 (en) * | 2011-12-22 | 2014-03-04 | Fairfield Manufacturing Company, Inc. | Planetary gearbox with integral service brake |
| CN103375515B (en) * | 2012-04-13 | 2016-09-21 | 上海宇意机械有限公司 | Driving and parking linked multi-sheet wet-type liquid braking device |
| CN103032560B (en) * | 2012-12-10 | 2015-06-10 | 意宁液压股份有限公司 | Novel double-braking rim driving device |
| CN104728313B (en) * | 2015-03-31 | 2017-04-05 | 南车戚墅堰机车车辆工艺研究所有限公司 | A kind of automobile-used brake unit |
| CN104773140B (en) * | 2015-03-31 | 2017-09-26 | 中车戚墅堰机车车辆工艺研究所有限公司 | A kind of automobile-used transmission braking integration arrangement |
| CN104989749B (en) * | 2015-07-07 | 2017-09-05 | 中车戚墅堰机车车辆工艺研究所有限公司 | A kind of multi-disc dry brake |
| CN105134826B (en) * | 2015-07-07 | 2017-08-29 | 中车戚墅堰机车车辆工艺研究所有限公司 | A kind of Wet-type multi-disc running brake |
| CN205956263U (en) * | 2016-07-11 | 2017-02-15 | 中车戚墅堰机车车辆工艺研究所有限公司 | Automobile -used transmission braking integrated device |
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Address after: 213011 258 Wuyi Road, Changzhou, Jiangsu Patentee after: CRRC Qishuyan Locomotive and Rolling Stock Technology Research Institute Co.,Ltd. Country or region after: China Address before: 213011 258 Wuyi Road, Changzhou, Jiangsu Patentee before: CRRC QISHUYAN INSTITUTE Co.,Ltd. Country or region before: China |
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