CN108458106B - Parking system based on electric vehicle rear axle - Google Patents
Parking system based on electric vehicle rear axle Download PDFInfo
- Publication number
- CN108458106B CN108458106B CN201810106570.7A CN201810106570A CN108458106B CN 108458106 B CN108458106 B CN 108458106B CN 201810106570 A CN201810106570 A CN 201810106570A CN 108458106 B CN108458106 B CN 108458106B
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- China
- Prior art keywords
- parking
- main shaft
- connecting plate
- disc
- electric vehicle
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- 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.)
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Links
- 238000009434 installation Methods 0.000 claims description 6
- 230000002035 prolonged effect Effects 0.000 abstract description 4
- 230000005540 biological transmission Effects 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Classifications
-
- 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
- F16H63/00—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism
- F16H63/02—Final output mechanisms therefor; Actuating means for the final output mechanisms
- F16H63/30—Constructional features of the final output mechanisms
- F16H63/34—Locking or disabling mechanisms
- F16H63/3416—Parking lock mechanisms or brakes in the transmission
- F16H63/345—Parking lock mechanisms or brakes in the transmission using friction brakes, e.g. a band brakes
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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
- F16H63/00—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism
- F16H63/02—Final output mechanisms therefor; Actuating means for the final output mechanisms
- F16H63/30—Constructional features of the final output mechanisms
- F16H63/34—Locking or disabling mechanisms
- F16H63/3416—Parking lock mechanisms or brakes in the transmission
- F16H63/3441—Parking locks engaging axially
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Braking Arrangements (AREA)
Abstract
The invention discloses a parking system based on an electric vehicle rear axle, and belongs to parking devices. The invention comprises a control part and a locking part, wherein the main shaft of the rear axle of the electric vehicle is improved, the main shaft is prolonged, threads and external splines are arranged on the prolonged section of the main shaft, the main shaft is connected with the control part through a matched parking connecting plate, a parking connecting plate and a parking disc, and the parking disc, the parking connecting plate and the main shaft are fixedly connected with each other, so that when a parking operation device in the control part is operated, a parking brake shoe block on the parking device moves relatively to clamp the parking disc, thereby fixing the main shaft and achieving the purpose of parking. The invention has simple structure, and can form larger parking torque through multistage gear transmission under the same parking force.
Description
Technical Field
The invention relates to a parking device, in particular to a parking system based on an electric vehicle rear axle.
Background
In the prior art, because the original electric vehicle parking device is arranged on the rear wheel, when the electric vehicle is in a downhill state, the parking can be out of order under a large load. In the patent number 201410124620.6, the two-stage booster is additionally arranged on an actuating mechanism of the parking system, the first-stage booster is an instant booster, and the second-stage booster is a compensation booster, so that the aim of locking a parking car is fulfilled, but the structure is too complex, and the production cost is greatly increased.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provides a parking system based on a rear axle of an electric vehicle.
The technical scheme of the invention is as follows:
the parking system based on the electric vehicle rear axle comprises a control part and a locking part, wherein the locking part is arranged on a main shaft in a box body and comprises a parking disc, a parking connecting disc and a parking connecting plate, the control part comprises a parking operation device, a parking traction wire and a parking device, the parking operation device is connected with the parking device through the parking traction wire, the parking device comprises a parking installation seat, a group of oppositely arranged parking brake shoe blocks arranged on the parking installation seat, a brake rocker arm arranged at the top end of the parking seat and an adjusting nut in threaded connection with the brake rocker arm, the two parking brake shoe blocks can move relatively,
the circumference surface of the main shaft beyond one end of the box body is provided with threads and external splines from the end surface inwards,
the parking connecting plate is of an R-shaped structure, a through hole for a main shaft to pass through is arranged in the center of the parking connecting plate, screw holes are uniformly distributed on the parking connecting plate, one end of the parking connecting plate is fixed on the box body through a bolt, the other end is fixed on the parking mounting seat through a bolt,
the center of the parking connection disc is provided with an internal spline matched with the main shaft, the center of the parking connection disc is provided with a through hole matched with the threaded end of the main shaft, the corresponding positions of the parking connection disc and the parking disc are provided with evenly distributed screw holes, the parking connection disc and the parking disc are fixedly connected through bolts, one end of the parking disc is arranged between two parking brake shoe blocks, and the parking connection disc and the parking disc are arranged on the main shaft and locked through nuts.
Further technical scheme, the main shaft is equipped with the oil blanket with box junction.
The invention has the beneficial effects that:
1. according to the invention, the main shaft of the rear axle of the electric vehicle is improved, the main shaft is prolonged, threads and external splines are additionally arranged on the prolonged section of the main shaft, the main shaft is connected with the control component through the matched parking connecting plate, the parking connecting plate and the parking disc, the parking connecting plate and the main shaft are fixedly connected into a whole, so that when a parking operation device in the control component is operated, a parking brake shoe on the parking device moves relatively to clamp the parking disc, and the main shaft is fixed, thereby achieving the purpose of parking.
2. The invention has simple structure, and can form larger parking torque through multistage gear transmission under the same parking force.
Drawings
Figure 1 is a schematic diagram of the structure of the present invention,
figure 2 is a schematic view of the spindle structure of figure 1,
figure 3 is a schematic view of the parking disc structure of figure 1,
figure 4 is a schematic view of the parking disc structure of figure 1,
figure 5 is a schematic view of the parking connection plate of figure 1,
wherein 1, the box, 2, main shaft, 21, screw thread, 22, external spline, 3, control unit, 31, parking operating device, 32, parking pull wire, 33, parking device, 331, parking mount pad, 332, parking brake shoe, 333, brake rocker arm, 334, adjusting nut, 4, locking part, 41, parking dish, 42, parking connection pad, 421, internal spline, 43, parking connecting plate, 5, through-hole, 6, screw, 7, bolt, 8, nut, 9, oil blanket.
Detailed Description
The invention will be further illustrated by the following non-limiting examples, which illustrate the invention.
The invention discloses a parking system based on an electric vehicle rear axle, which comprises a control part 3 and a locking part 4, wherein the locking part 4 is arranged on a main shaft 2 in a box body 1, the locking part 4 comprises a parking disc 41, a parking connecting disc 42 and a parking connecting plate 43, the control part 3 comprises a parking operation device 31, a parking traction wire 32 and a parking device 33, the parking operation device 31 is connected with the parking device 33 through the parking traction wire 32, the parking device 33 comprises a parking installation seat 331, a group of oppositely arranged parking brake shoes 332 arranged on the parking installation seat 331, a brake rocker 333 arranged at the top end of the parking seat and an adjusting nut 334 in threaded connection with the brake rocker 333, the two parking brake shoes 332 can do relative motion, threads 21 and external splines 22 are sequentially arranged on the circumferential surface of one end of the main shaft 2, which is beyond the box body 1, from the end surface is inwards, and an oil seal 9 is arranged at the joint of the main shaft 2 and the box body 1.
The parking connecting plate 43 is of an R-shaped structure, a through hole 5 for the spindle 2 to pass through is arranged in the center of the parking connecting plate 43, screw holes 6 are uniformly distributed on the parking connecting plate 43, one end of the parking connecting plate 43 is fixed on the box body 1 through a bolt 7, the other end is fixed on the parking mounting seat 331 through the bolt 7,
the center of the parking connection disc 42 is provided with an internal spline 421 matched with the main shaft 2, the center of the parking connection disc 41 is provided with a through hole 5 matched with the threaded 21 end of the main shaft 2, the corresponding positions of the parking connection disc 42 and the parking connection disc 41 are provided with evenly distributed screw holes 6, the parking connection disc 42 and the parking connection disc 41 are fixedly connected through bolts 7, one end of the parking connection disc 41 is arranged between two parking brake shoe blocks 332, and the parking connection disc 42 and the parking connection disc 41 are arranged on the main shaft 2 and locked through nuts 8.
Since the parking disc 41 is fastened on the parking connection disc 42 through the bolt 7 and is integrated with the parking connection disc, the parking connection disc 42 is fixed on the main shaft 2 through the nut 8 and the internal spline 421 corresponding to the external spline 22 on the main shaft 2, so that the parking disc 41, the parking connection disc 42 and the main shaft 2 are fixedly connected with each other, when the parking operation device 31 is operated through the parking traction wire 32, the brake rocker 333 rotates around the center of the adjusting nut 334, so that the cam in the parking device ejects out the piston, the parking brake shoe 332 on the parking device 33 moves relatively, and the parking disc 41 is clamped, thereby fixing the main shaft 2 and achieving the purpose of parking.
In summary, the parking device has a simple structure, and can form larger parking torque through multistage gear transmission under the same parking force.
Claims (2)
1. The parking system based on the electric vehicle rear axle is characterized by comprising a control part and a locking part, wherein the locking part is arranged on a main shaft in a box body, the locking part comprises a parking disc, a parking connecting disc and a parking connecting plate, the control part comprises a parking operation device, a parking traction wire and a parking device, the parking operation device is connected with the parking device through the parking traction wire, the parking device comprises a parking installation seat, a group of oppositely arranged parking brake shoes arranged on the parking installation seat, a brake rocker arm arranged at the top end of the parking seat and an adjusting nut in threaded connection with the brake rocker arm, the two parking brake shoes can do relative motion,
the circumferential surface of one end of the main shaft, which is beyond the box body, is provided with threads and external splines from the end surface inwards in sequence,
the parking connecting plate is of an R-shaped structure, a through hole for a main shaft to pass through is arranged in the center of the parking connecting plate, screw holes are uniformly distributed on the parking connecting plate, one end of the parking connecting plate is fixed on the box body through a bolt, the other end of the parking connecting plate is fixed on the parking mounting seat through a bolt,
the center of parking connection pad is equipped with the internal spline with main shaft assorted, the center of parking dish is equipped with the through-hole with main shaft screw thread end assorted, the parking connection pad with the parking dish corresponds the position and is equipped with evenly distributed's screw to through bolt fixed connection, parking dish one end is located between two parking brake shoe pieces, parking connection pad and parking dish are located on the main shaft and are locked through the nut.
2. The parking system based on the electric vehicle rear axle of claim 1, wherein an oil seal is arranged at the joint of the main shaft and the box body.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810106570.7A CN108458106B (en) | 2018-02-02 | 2018-02-02 | Parking system based on electric vehicle rear axle |
| PCT/CN2018/075943 WO2019148532A1 (en) | 2018-02-02 | 2018-02-09 | Electromobile rear axle-based parking system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810106570.7A CN108458106B (en) | 2018-02-02 | 2018-02-02 | Parking system based on electric vehicle rear axle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108458106A CN108458106A (en) | 2018-08-28 |
| CN108458106B true CN108458106B (en) | 2023-12-19 |
Family
ID=63239289
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810106570.7A Active CN108458106B (en) | 2018-02-02 | 2018-02-02 | Parking system based on electric vehicle rear axle |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN108458106B (en) |
| WO (1) | WO2019148532A1 (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1997029292A2 (en) * | 1996-02-09 | 1997-08-14 | Itt Manufacturing Enterprises, Inc. | Combined service and parking brake system |
| JP2002070884A (en) * | 2000-08-30 | 2002-03-08 | Koyo Seiko Co Ltd | Parking brake apparatus for vehicle |
| EP1211432A1 (en) * | 2000-11-29 | 2002-06-05 | Gerhard Dipl.-Ing. Spägele | Disc brake |
| CN2607319Y (en) * | 2003-02-22 | 2004-03-24 | 熊世民 | Differential braking rear axle device for motorcycle |
| CN201161685Y (en) * | 2008-01-15 | 2008-12-10 | 林伯祥 | Novel brake of electric vehicle |
| CN201329806Y (en) * | 2009-01-08 | 2009-10-21 | 吴书贤 | Rear axle for electric vehicle |
| CN206437157U (en) * | 2017-01-19 | 2017-08-25 | 谷建省 | A kind of electro-tricycle shoe piece component and back axle brake gear |
| CN206458744U (en) * | 2017-01-22 | 2017-09-01 | 杭州长江汽车有限公司 | Holding brake device |
| CN207975240U (en) * | 2018-02-02 | 2018-10-16 | 江苏林海动力机械集团有限公司 | A kind of parking system based on motor rear axle |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5422127B2 (en) * | 2008-01-23 | 2014-02-19 | 本田技研工業株式会社 | Motorcycle |
| CN201882061U (en) * | 2010-10-15 | 2011-06-29 | 河南福星机械有限公司 | Parking brake |
| CN202001526U (en) * | 2011-03-09 | 2011-10-05 | 浙江万向系统有限公司 | Novel mechanism in rear parking brake caliper assembly |
| CN106051154A (en) * | 2016-05-23 | 2016-10-26 | 广州汽车集团股份有限公司 | Electric parking mechanism and automobile |
| CN107289044B (en) * | 2017-06-20 | 2019-02-05 | 浙江师范大学 | A kind of electromechanical brake and control method |
-
2018
- 2018-02-02 CN CN201810106570.7A patent/CN108458106B/en active Active
- 2018-02-09 WO PCT/CN2018/075943 patent/WO2019148532A1/en active Application Filing
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1997029292A2 (en) * | 1996-02-09 | 1997-08-14 | Itt Manufacturing Enterprises, Inc. | Combined service and parking brake system |
| JP2002070884A (en) * | 2000-08-30 | 2002-03-08 | Koyo Seiko Co Ltd | Parking brake apparatus for vehicle |
| EP1211432A1 (en) * | 2000-11-29 | 2002-06-05 | Gerhard Dipl.-Ing. Spägele | Disc brake |
| CN2607319Y (en) * | 2003-02-22 | 2004-03-24 | 熊世民 | Differential braking rear axle device for motorcycle |
| CN201161685Y (en) * | 2008-01-15 | 2008-12-10 | 林伯祥 | Novel brake of electric vehicle |
| CN201329806Y (en) * | 2009-01-08 | 2009-10-21 | 吴书贤 | Rear axle for electric vehicle |
| CN206437157U (en) * | 2017-01-19 | 2017-08-25 | 谷建省 | A kind of electro-tricycle shoe piece component and back axle brake gear |
| CN206458744U (en) * | 2017-01-22 | 2017-09-01 | 杭州长江汽车有限公司 | Holding brake device |
| CN207975240U (en) * | 2018-02-02 | 2018-10-16 | 江苏林海动力机械集团有限公司 | A kind of parking system based on motor rear axle |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2019148532A1 (en) | 2019-08-08 |
| CN108458106A (en) | 2018-08-28 |
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