CN104760577A - Rear wheel of electric vehicle - Google Patents
Rear wheel of electric vehicle Download PDFInfo
- Publication number
- CN104760577A CN104760577A CN201510106001.9A CN201510106001A CN104760577A CN 104760577 A CN104760577 A CN 104760577A CN 201510106001 A CN201510106001 A CN 201510106001A CN 104760577 A CN104760577 A CN 104760577A
- Authority
- CN
- China
- Prior art keywords
- electric vehicle
- rear wheels
- voussoir
- stator support
- brake disc
- 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.)
- Granted
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
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
- H02K7/102—Structural association with clutches, brakes, gears, pulleys or mechanical starters with friction brakes
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Braking Arrangements (AREA)
Abstract
A rear wheel of an electric vehicle comprises a brake disc, a left motor casing, a dust cover and a stator support. The rear wheel of the electric vehicle is characterized in that the brake disc, the left motor casing, the dust cover and the stator support define a confined space which is of an annular structure; the brake disc is of an annular structure; a brake wedge is arranged on the inner side of the annular structure of the brake disc; the stator support is of a tubular structure; friction wedges are arranged on the outer side of the stator support; the brake wedge and the friction wedges are positioned in the confined space. The rear wheel of the electric vehicle has the beneficial effects that a driver can apply the brake with either brake component so as to prevent danger. The phenomenon of decrease of friction force due to entering of water is avoided, so that the safety coefficient is increased.
Description
Technical field
The present invention's invention relates to electric automobiles, particularly a kind of rear wheels of electric vehicle.
Background technology
The mode that brake of electric vehicle generally adopts the friction lining on brake clamp and brake disc to carry out rubbing completes.But this structure design exists two defects, one is single braking mode, does not have alternate brake mode, when brake clamp breaks down, is very easy to cause danger; Two is that brake clamp and brake disc all expose and the external world, and rainy day or the Che Houhui that just nuzzled up cause the friction force of friction lining and brake disc to decline, and affect braking effect, there is potential safety hazard.
Summary of the invention
The object of the present invention's invention is to solve the problem, and devises a kind of rear wheels of electric vehicle.Specific design scheme is:
A kind of rear wheels of electric vehicle, comprise brake disc, left motor casing, cover of dust, stator support, described brake disc, left motor casing, cover of dust, stator support surround a confined space, described confined space is cyclic structure, described brake disc is cyclic structure, and the inner side of described brake disc cyclic structure is provided with braking voussoir, and described stator support is tubular structure, the outside of described stator support is provided with friction voussoir, and described braking voussoir and described friction voussoir are all in described confined space.
Described friction voussoir is fixed on described stator support by attaching parts, and described attaching parts is " U " shape structure, described attaching parts is provided with cylinder conduit interface.
The right side of described left motor casing is provided with motor cover, right motor casing, described left motor casing, motor cover, right motor casing form a semi-enclosed annulus, and in described semi-enclosed annulus, ecto-entad is provided with rotor punching, stator core, stator supporter, magslip stator, rotary transformer rotor successively.
Run through in described stator support and have main shaft, described main shaft is connected with wheel rim by bearing.
The left end of described cover of dust is connected with steering swivel.
Described braking voussoir and described brake disc are the integrative-structure of single injection-molded.
Described friction voussoir and described attaching parts sliding block joint, and described friction voussoir can horizontally slip along described attaching parts.
The top of described steering swivel is provided with brake clamp, needle roller, auxiliary piston are installed in described brake clamp, be connected by trundle between described needle roller with described auxiliary piston, the right side of described auxiliary piston is from left to right connected with brake piston, inner side bloop, backboard, friction lining in turn.
The rear wheels of electric vehicle that the technique scheme of being invented by the present invention is obtained, its beneficial effect is:
Tire can be braked by brake clamp, braking voussoir, when one of them goes wrong when brake clamp or braking voussoir, ensures that chaufeur still can have way to take brake measure by another brake assemblies, prevents dangerous generation.
Described braking voussoir, friction voussoir are all in the confined space of described brake disc, left motor casing, cover of dust, stator support formation, prevent because water enters the friction force decline phenomenon caused, improve safety factor.
Accompanying drawing explanation
Fig. 1 is the structural representation that the present invention invents described rear wheels of electric vehicle;
Fig. 2 is the structural representation that the present invention invents described confined space;
Fig. 3 is the structural representation that the present invention invents in described annulus;
Fig. 4 is the structural representation that the present invention invents described brake clamp;
In figure, 1, brake disc; 2, left motor casing; 3, cover of dust; 4, stator support; 5, confined space; 6, voussoir is braked; 7, rub voussoir; 8, attaching parts; 9, cylinder conduit interface; 10, motor cover; 11, right motor casing; 12, rotor punching; 13, stator core; 14, stator supporter; 15, magslip stator; 16, rotary transformer rotor; 17, main shaft; 18, wheel rim; 19, steering swivel; 20, brake clamp; 21, needle roller; 22, auxiliary piston; 23, trundle; 24, brake piston; 25, inner side bloop; 26, backboard; 27, friction lining.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention's invention is specifically described.
Fig. 1 is the structural representation that the present invention invents described rear wheels of electric vehicle, as shown in Figure 1, a kind of rear wheels of electric vehicle, comprise brake disc 1, left motor casing 2, cover of dust 3, stator support 4, described brake disc 1, left motor casing 2, cover of dust 3, stator support 4 surround a confined space 5, described confined space 5 is cyclic structure, and described brake disc 1 is cyclic structure.
The right side of described left motor casing 2 is provided with motor cover 10, right motor casing 11, and described left motor casing 2, motor cover 10, right motor casing 11 form a semi-enclosed annulus.
Run through in stator support 4 and have main shaft 17, described main shaft 17 is connected with wheel rim 18 by bearing.
The left end of described cover of dust 3 is connected with steering swivel 19.
Fig. 2 is the structural representation that the present invention invents described confined space, as shown in Figure 2, the inner side of described brake disc 1 cyclic structure is provided with braking voussoir 6, described stator support 4 is tubular structure, the outside of described stator support 4 is provided with friction voussoir 7, and described braking voussoir 6 is all in described confined space 5 with described friction voussoir 7.
Described friction voussoir 7 is fixed on described stator support 4 by attaching parts 8, and described attaching parts 8 is " U " shape structure, and described attaching parts 8 is provided with cylinder conduit interface 9.
Described braking voussoir 6 is the integrative-structure of single injection-molded with described brake disc 1.
Described friction voussoir 7 and described attaching parts 8 sliding block joint, and described friction voussoir 7 can horizontally slip along described attaching parts 8.
Fig. 3 is the structural representation that the present invention invents in described annulus, as shown in Figure 3,
In described semi-enclosed annulus, ecto-entad is provided with rotor punching 12, stator core 13, stator supporter 14, magslip stator 15, rotary transformer rotor 16 successively.
Fig. 4 is the structural representation that the present invention invents described brake clamp, as shown in Figure 4, the top of described steering swivel 19 is provided with brake clamp 20, needle roller 21, auxiliary piston 22 are installed in described brake clamp 20, be connected by trundle 23 between described needle roller 21 with described auxiliary piston 22, the right side of described auxiliary piston 22 is from left to right connected with brake piston 24, inner side bloop 25, backboard 26, friction lining 27 in turn.
When producing assembling, invent described technical scheme according to the present invention to assemble, and the junction between described brake disc 1, left motor casing 2, cover of dust 3, stator support 4 is sealed by filling member, Seal Oil, seal ring, ensure the air-tightness of described confined space 5, described attaching parts 8 is passed through tubes connection with the brake cylinder on car, and it is disconnected to ensure that conduit route via winding can not be twisted when vehicle wheel rotation.
During circuit design, two brakings of two braking or specified conditions can be designed to, by installing tachogen on described attaching parts 8, and edit corresponding program and can complete, because brake disc 1 needs to ensure air-tightness, so can not punch on described brake disc 1, can add in the inner ring side of braking voussoir 6 the normal work that corresponding assembly ensures described tachogen.
Technique scheme only embodies the optimal technical scheme of invention technical scheme of the present invention; those skilled in the art all embody the principle of the present invention's invention to some variations that wherein some part may be made, within the protection domain belonging to the present invention's invention.
Claims (8)
1. a rear wheels of electric vehicle, comprise brake disc (1), left motor casing (2), cover of dust (3), stator support (4), it is characterized in that, described brake disc (1), left motor casing (2), cover of dust (3), stator support (4) surrounds a confined space (5), described confined space (5) is cyclic structure, described brake disc (1) is cyclic structure, the inner side of described brake disc (1) cyclic structure is provided with braking voussoir (6), described stator support (4) is tubular structure, the outside of described stator support (4) is provided with friction voussoir (7), described braking voussoir (6) and described friction voussoir (7) are all in described confined space (5).
2. according to the rear wheels of electric vehicle described in claim 1, it is characterized in that, described friction voussoir (7) is fixed on described stator support (4) by attaching parts (8), described attaching parts (8) is " U " shape structure, described attaching parts (8) is provided with cylinder conduit interface (9).
3. according to the rear wheels of electric vehicle described in claim 1, it is characterized in that, the right side of described left motor casing (2) is provided with motor cover (10), right motor casing (11), described left motor casing (2), motor cover (10), right motor casing (11) form a semi-enclosed annulus, and in described semi-enclosed annulus, ecto-entad is provided with rotor punching (12), stator core (13), stator supporter (14), magslip stator (15), rotary transformer rotor (16) successively.
4. according to the rear wheels of electric vehicle described in claim 1, it is characterized in that, running through in described stator support (4) has main shaft (17), and described main shaft (17) is connected with wheel rim (18) by bearing.
5. according to the rear wheels of electric vehicle described in claim 1, it is characterized in that, the left end of described cover of dust (3) is connected with steering swivel (19).
6. according to the rear wheels of electric vehicle described in claim 1, it is characterized in that, the integrative-structure that described braking voussoir (6) and described brake disc (1) are single injection-molded.
7. according to the rear wheels of electric vehicle described in claim 2, it is characterized in that, described friction voussoir (7) and described attaching parts (8) sliding block joint, and described friction voussoir (7) can horizontally slip along described attaching parts (8).
8. according to the rear wheels of electric vehicle described in claim 5, it is characterized in that, the top of described steering swivel (19) is provided with brake clamp (20), needle roller (21), auxiliary piston (22) are installed in described brake clamp (20), be connected by trundle (23) between described needle roller (21) with described auxiliary piston (22), the right side of described auxiliary piston (22) is from left to right connected with brake piston (24), inner side bloop (25), backboard (26), friction lining (27) in turn.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510106001.9A CN104760577B (en) | 2015-03-11 | 2015-03-11 | Rear wheels of electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510106001.9A CN104760577B (en) | 2015-03-11 | 2015-03-11 | Rear wheels of electric vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104760577A true CN104760577A (en) | 2015-07-08 |
| CN104760577B CN104760577B (en) | 2017-07-21 |
Family
ID=53642769
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510106001.9A Expired - Fee Related CN104760577B (en) | 2015-03-11 | 2015-03-11 | Rear wheels of electric vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104760577B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107171523A (en) * | 2017-05-24 | 2017-09-15 | 深圳市大富科技股份有限公司 | Wheel hub motor, automotive wheel and automobile |
| CN107302288A (en) * | 2016-04-01 | 2017-10-27 | 舍弗勒技术股份两合公司 | Hub driver |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2135209Y (en) * | 1992-09-19 | 1993-06-02 | 范荣江 | Single-phase asynchronous motor with efficient magnetic brake |
| DE4339409A1 (en) * | 1993-11-18 | 1995-05-24 | Union Sils Van De Loo & Co | Hub dynamo with disk brake for two-wheeled vehicle |
| CN2386571Y (en) * | 1999-09-07 | 2000-07-05 | 居济庆 | Brushless DC. electric motor for electric power vehicle |
| CN201745428U (en) * | 2010-07-26 | 2011-02-16 | 华南农业大学 | Transverse magnetic flux wheel type driving system |
| CN202014158U (en) * | 2011-03-16 | 2011-10-19 | 潍坊帅克新能源汽车技术有限公司 | Disk type motor hub assembly of electric automobile |
| CN202381595U (en) * | 2011-12-28 | 2012-08-15 | 浙江力邦合信汽车制动系统有限公司 | Rear disc brake of automobile |
| CN103818234B (en) * | 2014-03-11 | 2016-08-17 | 吉林大学 | Split type electrical wheel system with the slim holding brake device of electromagnetism without excitation-type |
-
2015
- 2015-03-11 CN CN201510106001.9A patent/CN104760577B/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107302288A (en) * | 2016-04-01 | 2017-10-27 | 舍弗勒技术股份两合公司 | Hub driver |
| CN107171523A (en) * | 2017-05-24 | 2017-09-15 | 深圳市大富科技股份有限公司 | Wheel hub motor, automotive wheel and automobile |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104760577B (en) | 2017-07-21 |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170721 Termination date: 20180311 |
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| CF01 | Termination of patent right due to non-payment of annual fee |