CN108284825A - If the wheel of braking mechanism - Google Patents
If the wheel of braking mechanism Download PDFInfo
- Publication number
- CN108284825A CN108284825A CN201711127799.0A CN201711127799A CN108284825A CN 108284825 A CN108284825 A CN 108284825A CN 201711127799 A CN201711127799 A CN 201711127799A CN 108284825 A CN108284825 A CN 108284825A
- Authority
- CN
- China
- Prior art keywords
- brake
- plug
- fixed ring
- drag ring
- cavity
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T1/00—Arrangements of braking elements, i.e. of those parts where braking effect occurs specially for vehicles
- B60T1/02—Arrangements of braking elements, i.e. of those parts where braking effect occurs specially for vehicles acting by retarding wheels
- B60T1/06—Arrangements of braking elements, i.e. of those parts where braking effect occurs specially for vehicles acting by retarding wheels acting otherwise than on tread, e.g. employing rim, drum, disc, or transmission or on double wheels
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T5/00—Vehicle modifications to facilitate cooling of brakes
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- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Braking Arrangements (AREA)
Abstract
The present invention relates to automobiles.A kind of wheel setting braking mechanism, including wheel rim and brake actuator, brake actuator includes drag ring, the brake hoop and drag ring driving mechanism of rubbing surface are set on end face, drag ring driving mechanism abuts on rubbing surface for driving drag ring to be moved axially along brake hoop and brake and stop with rubbing surface separation braking, the brake hoop is connected on the inner peripheral surface of the wheel rim and coaxial with wheel rim, the annular cooling water chamber circumferentially extended along brake hoop is equipped in the brake hoop, the rubbing surface is equipped with the apopore of several perforation annular cooling water chambers, it is moved outwardly equipped with plug and driving plug in the apopore and blocks the closed pore spring in the apopore, plug blocks the plug when apopore and protrudes the rubbing surface.The present invention has the advantages that the torque generated when braking is big and it is cooling to carry out automatically, solves the problems, such as that the torque generated when automobile brake is small and can not cool down braking position.
Description
Technical field
The present invention relates to automobile more particularly to a kind of wheels setting braking mechanism.
Background technology
Existing automobile is braked, and rotating disc is provided on wheel shaft, so as to cause the identical situation of frictional force
The torque of lower generation is small；Automatically brake position can not be cooled down.
Invention content
It is big the present invention provides the torque generated when a kind of braking and the cooling vehicle for setting braking mechanism can be carried out automatically
Wheel solves the problems, such as that the torque generated when automobile brake is small and can not cool down braking position.
The above technical problem solves by the following technical programs：A kind of wheel setting braking mechanism, including tire and
Support the wheel rim of tire, which is characterized in that further include brake actuator, the brake actuator includes drag ring, sets on end face
The brake hoop and drag ring driving mechanism of rubbing surface, drag ring driving mechanism for drive drag ring along brake hoop axial movement and
It abuts on the rubbing surface and carries out braking and detached with rubbing surface and stop braking, the brake hoop is connected to the wheel rim
It is on inner peripheral surface and coaxial with wheel rim, the annular cooling water chamber circumferentially extended along brake hoop, the friction are equipped in the brake hoop
Face is equipped with the apopore of several perforation annular cooling water chambers, and plug is equipped in the apopore and driving plug moves outwardly
It moves and blocks the closed pore spring in the apopore, plug blocks the plug when apopore and protrudes the rubbing surface.
In use, driving mechanism is linked together with car body, cooling water is packed into cooling water ring.It needs to pass through drag ring when brake
The rubbing surface that driving mechanism driving drag ring abuts to brake hoop realizes friction catch, when drag ring abuts together with braking surface
Plug is driven inwardly so that apopore is opened, the outflow of the water of annular cooling water intracavitary and to braking position carry out it is cooling, to prevent
Temperature increases excessively high and influences braking effect when only braking.Stop driving mechanism driving drag ring when braking to detach with rubbing surface.
The technical program can cool down the position of braking with portion during braking.Rubbing surface is arranged at the end of brake hoop
Face, the interference of the centrifugal force of generation when due to vehicle wheel rotation, the cooling water of outflow are not easy to pour in down a chimney to annular cooling water intracavitary,
Avoid the cooling water of annular cooling water intracavitary contaminated.Friction point when braking generates near wheel rim, therefore arm of force when braking
It is long, so as to play the role of improving braking moment.
Preferably, the annular cooling water intracavitary is equipped with water outlet power-assisted air bag.When original state, it is discharged at power-assisted air bag
In buckle condition（It is not fully open）, the hydraulic pressure of annular cooling water intracavitary is 1.5 atmospheric pressure or more.Not only being convenient for will
Cooling water squeezes out, and since air bag can deform so that causes hydraulic pressure to decline after cooling water outflow and becomes smaller with the amount of water
When, air bag can expand with fill cooling water reduction space so that water is still able to reliably flow out.
Preferably, the water outlet power-assisted air bag is the annular circumferentially extended along brake hoop.Power-assisted effect is good.
Preferably, the apopore, along the circumferentially distributed of brake hoop, the drag ring is equipped with several along drag ring week
To the brake pad for the same rubbing surface cooperation for being distributed and protruding from drag ring, the clearance distance between adjacent apopore is more than
The brake pad is along the length of drag ring circumferential direction, and the water outlet power-assisted air bag is equipped with several valve cocks, each described plug
Equipped with filling channel, the valve cock is connected to the filling channel inner end of the plug correspondingly, and the inflation is logical
The other end sealing in road slidably connects compression piston, and supercharging air cavity, institute are formed between the compression piston and the valve cock
It states in supercharging air cavity and is equipped with compression piston resetting spring, the compression piston is connected with pushing away for the outer end face for stretching out the plug
Bar, the compression piston are equipped with towards the check valve for being pressurized and being opened in air cavity.During use, brake pad, which is pressed into, to be pushed away
When bar, push rod push piston and make supercharging air cavity in air be compressed to water outlet power-assisted air bag in carry out air pressure supplement, with more
Hydraulic pressure declines caused by moisturizing outflow.Since the clearance distance between adjacent apopore is more than the brake pad along drag ring
Circumferential length so that brake pad can be staggered with push rod, then in the under the action of piston of compression piston resetting spring after being staggered
Mobile and be pressurized air cavity reset, check valve is opened and carries out tonifying Qi to supercharging air cavity in reseting procedure, so as to next time to air bag
Inflation.The technical program can carry out tonifying Qi to air bag using friction mechanism and make up pressure caused by water flows out and decline.
Preferably, the input end of the check valve is equipped with air filter piece.Water can be avoided to enter water outlet power-assisted air bag.
Preferably, the drag ring driving mechanism includes inside fixed ring and outside fixed ring, the inside fixed ring
It is fixed together with vehicle body with outside fixed ring, the inside fixed ring and outside fixed ring pass through several along inside fixed ring week
It links together to the connecting pole of distribution, sliding chamber is equipped in the connecting pole, the sliding intracavitary is equipped with driving piston, the driving
Piston is linked together by drive rod with the drag ring, and the sliding chamber is divided into inboard cavity and outside by the driving piston
Chamber, the inside fixed ring are equipped with the inboard cavity inflation/deflation channel being connected to the inboard cavity, and the outside fixed ring is equipped with same
The outboard cavity inflation/deflation channel of the outboard cavity connection.Inside fixed ring and/or outside fixed ring are fixed on car body when use
The upper fixation for realizing the present invention.It deflates to inboard cavity inflation, outboard cavity when braking, vice versa.
Preferably, inboard cavity inflation/deflation channel includes along the interior annular channel that inside fixed ring circumferentially extends,
The interior annular channel is equipped with the inside air filling and exhausting hole of the fixed ring surface in perforation inside and several correspondingly with described interior
The inside intercommunicating pore of side chamber connection.Convenient for layout.
Preferably, outboard cavity inflation/deflation channel includes along the exterior annular channel that outside fixed ring circumferentially extends,
The exterior annular channel is equipped with the outside air filling and exhausting hole of perforation outside stationary exterior surface and several correspondingly with described outer
The outside intercommunicating pore of side chamber connection.Convenient for layout.
Present invention tool has the advantage that：Compared in the brake torque that wheel shaft goes to be braked and generates when brake force is identical
Greatly；It can synchronize when brake and be cooled down automatically.
Description of the drawings
Fig. 1 is the schematic diagram of the present invention.
Fig. 2 is the close-up schematic view at the A of Fig. 1.
Fig. 3 is the close-up schematic view at the B of Fig. 2.
In figure：Tire 21, brake actuator 3, brake hoop 31, rubbing surface 310, annular cooling water chamber 311, goes out wheel rim 22
Water hole 312, plug 313, filling channel 3131, supercharging air cavity 3132, closed pore spring 314, compression piston 315, compression piston are multiple
It is position spring 316, check valve 317, air filter piece 318, push rod 319, drag ring 32, brake pad 321, drag ring driving mechanism 33, interior
Side fixed ring 331, inboard cavity inflation/deflation channel 3311, interior annular channel 33111, inside air filling and exhausting hole 33112, inside connection
Hole 33113, outside fixed ring 332, outboard cavity inflation/deflation channel 3321, exterior annular channel 33211, outside air filling and exhausting hole
33212, outside intercommunicating pore 33213, connecting pole 333, sliding chamber 3331, inboard cavity 33311, outboard cavity 33312, driving piston
3332, drive rod 3333, water outlet power-assisted air bag 34, valve cock 341.
Specific implementation mode
The present invention is further illustrated with embodiment below in conjunction with the accompanying drawings.
Referring to Fig. 1, a kind of wheel setting braking mechanism, a kind of wheel setting braking mechanism, including tire 21,22 and of wheel rim
Brake actuator 3.
Brake actuator 3 includes brake hoop 31, drag ring 32 and drag ring driving mechanism 33.
Brake hoop 31 and wheel rim 22 are coaxial.Brake hoop 31 is connected on the inner peripheral surface of wheel rim 22.The inner face of brake hoop 31
（Towards the end face of the side at car body center when use）On set rubbing surface 310.Annular cooling water chamber 311 is equipped in brake hoop 31.
Annular cooling water chamber 311 is circumferentially extended along brake hoop 31.Water outlet power-assisted air bag 34 is equipped in annular cooling water chamber 311.Water outlet helps
Strength capsule 34 is the annular circumferentially extended along brake hoop.
Drag ring 32 and brake hoop 31 are coaxial.Drag ring 32 is equipped with several brake pads 321.Brake pad 321 is along drag ring
32 is circumferentially distributed.Brake pad 321 protrudes from drag ring 32.
Drag ring driving mechanism 33 includes inside fixed ring 331 and outside fixed ring 332.Inside fixed ring 331 and outside
Fixed ring 332 is coaxial.Inside fixed ring 331 and outside fixed ring 332 are linked together by several connecting poles 333.Connecting pole
333 is circumferentially distributed along inside fixed ring 331.Sliding chamber 3331 is equipped in connecting pole 333.Driving piston is equipped in sliding chamber 3331
3332.Driving piston 3332 is linked together by drive rod 3333 with drag ring 32.Driving piston 3332 divides sliding chamber 3331
It is segmented into inboard cavity 33311 and outboard cavity 33312.Inside fixed ring 331 is equipped with inboard cavity inflation/deflation channel 3311.Inboard cavity charge and discharge
Gas channel 3311 includes along the interior annular channel 33111 that inside fixed ring circumferentially extends.Interior annular channel 33111 is equipped with and passes through
The inside air filling and exhausting hole 33112 of the logical fixed ring surface in inside connects with several insides being connected to correspondingly with inboard cavity 33311
Through-hole 33113.
Outside fixed ring 332 is equipped with outboard cavity inflation/deflation channel 3321.Outboard cavity inflation/deflation channel 3321 includes along outside
The exterior annular channel 33211 of fixed ring circumferentially extending.Exterior annular channel 33211 is equipped with the outer of the fixed ring surface in perforation outside
Side air filling and exhausting hole 33212 and several outside intercommunicating pores 33213 being connected to correspondingly with outboard cavity 33312.
Referring to Fig. 2, rubbing surface 310 is equipped with several apopores 312.Apopore 312 penetrates through annular cooling water chamber 311.Go out
Water hole 312 is circumferentially distributed along annular cooling water chamber 311.Clearance distance between adjacent apopore is more than 321 edge of brake pad
The length namely brake pad of drag ring circumferential direction can rotate in place between two adjacent apopores 312 without to apopore
It carries out part and/or blocks completely.Plug 313 and driving plug are equipped in apopore 312 outwardly（Right end namely direction i.e. in figure
One end of drag ring）It moves and blocks the closed pore spring 314 in apopore.Plug is conical structure.Plug 313 blocks water outlet
Plug 313 protrudes rubbing surface 310 when hole 312.Plug 313 is equipped with filling channel 3131.If being discharged power-assisted air bag 34 is equipped with dry gas
Door mouth 341.Each valve cock 341 is connected to the inner end of the filling channel 3131 of a plug.Filling channel 3131
Other end sealing slidably connects compression piston 315.Supercharging air cavity 3132 is formed between compression piston 315 and valve cock 341.Pressure
Contracting piston 315 is connected with push rod 319.Push rod 319 stretches out the outer end face of plug 313.The part that push rod 319 stretches out plug is circular cone
Shape.
Referring to Fig. 3, compression piston resetting spring 316 is equipped in supercharging air cavity 3132.Compression piston resetting spring 316 is used for
Driving compression piston 315 moves outwardly.Compression piston 315 is equipped with the check valve 317 towards unlatching in supercharging air cavity 3132.It is single
It is equipped with air filter piece 318 to the input end of valve 317.
Referring to Fig. 1 to Fig. 3, in use, inside fixed ring 331 and outside fixed ring 332 fix on the car body namely not with
It is rotated together with wheel.
The process that the present invention is braked is：By inboard cavity inflation/deflation channel 3311 to inboard cavity inflate and outboard cavity into
Row is deflated, so that driving piston 3332 moves to left and drives friction plate 32 to move to left by drive rod, the structure moved to left is friction
Block abuts on rubbing surface to realize rotation.When drag ring and brake hoop relative rotation are aligned to plug with brake pad, rub
It moves in cleaning block driving plug and so that cooling water is flowed out from apopore and cooled down to friction part, in brake pad driving push rod
It moves, push rod pushes compression piston 315 moves to left so that being pressurized 3132 volume-diminished pressure rise of air cavity to rush gas through valve cock
Enter into water outlet power-assisted air bag to reduce the pressure slippage of cooling water.Plug resets cooling water and stops when brake pad is staggered with plug
Fluid stopping goes out, and push rod and compression piston mistake reset and realize the tonifying Qi to being pressurized air cavity.
When stopping operating, is inflated to outboard cavity by outboard cavity inflation/deflation channel 3321 and inboard cavity is deflated, to
So that driving piston 3332 moves to right and drives friction plate 32 to move to right by drive rod, the result moved to right is brake pad with rubbing surface point
It opens and push rod can not be expressed to.
Claims (8)
1. a kind of wheel setting braking mechanism includes the wheel rim of tire and support tire, which is characterized in that further include that brake executes
Device, the brake actuator include drag ring, set the brake hoop and drag ring driving mechanism of rubbing surface on end face, drag ring driving
Mechanism abuts on the rubbing surface for driving drag ring to be moved axially along brake hoop and carries out braking and with rubbing surface separation
And stopping braking, the brake hoop is connected on the inner peripheral surface of the wheel rim and coaxial with wheel rim, and edge is equipped in the brake hoop
The annular cooling water chamber of brake hoop circumferentially extending, the rubbing surface are equipped with the water outlet of several perforation annular cooling water chambers
Hole, the apopore is interior to be moved equipped with plug and driving plug and blocks the closed pore spring in the apopore outwardly, plug envelope
It blocks the plug when apopore and protrudes the rubbing surface.
2. the wheel according to claim 1 for setting braking mechanism, which is characterized in that the annular cooling water intracavitary is equipped with out
Water power-assisted air bag.
3. the wheel according to claim 2 for setting braking mechanism, which is characterized in that the water outlet power-assisted air bag is along braking
The annular of ring circumferentially extending.
4. the wheel according to claim 3 for setting braking mechanism, which is characterized in that circumferential direction of the apopore along brake hoop
Distribution, the drag ring are equipped with rubbing for the same rubbing surface cooperation that is several circumferentially distributed along drag ring and protruding from drag ring
Cleaning block, the clearance distance between adjacent apopore are more than the brake pad along the length of drag ring circumferential direction, the water outlet power-assisted
Air bag is equipped with several valve cocks, each described plug is designed with filling channel, and the valve cock is connected to institute correspondingly
The filling channel inner end of plug is stated, the other end sealing of the filling channel slidably connects compression piston, the compression
Supercharging air cavity is formed between piston and the valve cock, and compression piston resetting spring, the compression are equipped in the supercharging air cavity
Piston is connected with the push rod for the outer end face for stretching out the plug, and the compression piston is equipped with towards opening in the supercharging air cavity
Check valve.
5. the wheel according to claim 4 for setting braking mechanism, which is characterized in that the input end of the check valve is equipped with filter
Gas piece.
6. the wheel according to claim 1 for setting braking mechanism, which is characterized in that the drag ring driving mechanism includes interior
Side fixed ring and outside fixed ring, the inside fixed ring and outside fixed ring are fixed together with vehicle body, and the inside is fixed
Ring and outside fixed ring are linked together by several connecting poles circumferentially distributed along inside fixed ring, are equipped in the connecting pole
Sliding chamber, the sliding intracavitary are equipped with driving piston, and the driving piston is linked together by drive rod with the drag ring, described
The sliding chamber is divided into inboard cavity and outboard cavity by driving piston, and the inside fixed ring is equipped with in inboard cavity connection
Side chamber inflation/deflation channel, the outside fixed ring are equipped with the outboard cavity inflation/deflation channel being connected to the outboard cavity.
7. the wheel according to claim 6 for setting braking mechanism, which is characterized in that inboard cavity inflation/deflation channel includes
Along the interior annular channel of inside fixed ring circumferentially extending, the interior annular channel is equipped with the interior of the fixed ring surface in perforation inside
Side air filling and exhausting hole and several inside intercommunicating pores being connected to correspondingly with the inboard cavity.
8. the wheel according to claim 6 for setting braking mechanism, which is characterized in that outboard cavity inflation/deflation channel includes
Along the exterior annular channel of outside fixed ring circumferentially extending, the exterior annular channel is equipped with the outer of perforation outside stationary exterior surface
Side air filling and exhausting hole and several outside intercommunicating pores being connected to correspondingly with the outboard cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711127799.0A CN108284825A (en) | 2017-11-15 | 2017-11-15 | If the wheel of braking mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711127799.0A CN108284825A (en) | 2017-11-15 | 2017-11-15 | If the wheel of braking mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108284825A true CN108284825A (en) | 2018-07-17 |
Family
ID=62831819
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711127799.0A Withdrawn CN108284825A (en) | 2017-11-15 | 2017-11-15 | If the wheel of braking mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108284825A (en) |
-
2017
- 2017-11-15 CN CN201711127799.0A patent/CN108284825A/en not_active Withdrawn
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180717 |
|
| WW01 | Invention patent application withdrawn after publication |