CN202498966U - Disc brake hub applied in electric bicycle - Google Patents
Disc brake hub applied in electric bicycle Download PDFInfo
- Publication number
- CN202498966U CN202498966U CN201220086881XU CN201220086881U CN202498966U CN 202498966 U CN202498966 U CN 202498966U CN 201220086881X U CN201220086881X U CN 201220086881XU CN 201220086881 U CN201220086881 U CN 201220086881U CN 202498966 U CN202498966 U CN 202498966U
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- Prior art keywords
- brake
- disc
- central shaft
- shaft tube
- disc brake
- 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.)
- Expired - Fee Related
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- 238000009826 distribution Methods 0.000 claims description 5
- 238000005728 strengthening Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 5
- 230000008901 benefit Effects 0.000 abstract description 2
- 239000000428 dust Substances 0.000 abstract description 2
- 230000005855 radiation Effects 0.000 abstract description 2
- 239000003344 environmental pollutant Substances 0.000 abstract 1
- 231100000719 pollutant Toxicity 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 230000009545 invasion Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910000851 Alloy steel Inorganic materials 0.000 description 1
- 101100334009 Caenorhabditis elegans rib-2 gene Proteins 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000005562 fading Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000002783 friction material Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 210000001138 tear Anatomy 0.000 description 1
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Abstract
The utility model discloses a disc brake hub, which can be applied in an electric bicycle. The disc brake hub comprises a central shaft tube (1) and a spoke fixing seat sleeved on the outer side of the central shaft tube. A plurality of brake disc fixing columns (3) are connected and fixed between the central shaft tube and the spoke fixing seat. The end part of each brake disc fixing column is provided with a threaded hole (9) for fixing a brake disc. The brake provided in the utility model has an unsealed friction part. Thus, the fine chips generated by brake wearing will not be deposited on the friction part. The centrifugal force of the disc brake will throw all pollutants such as water and dust, etc. outside so as to keep clean to a certain extent. Meanwhile, the disc brake which has components located independently outside is easier to maintain than a drum type brake. The disc brake hub provided in the utility model has the advantages of rapid radiation, lightness, simple structure, convenient adjustment, good high-temperature resistant performances especially in a high-load condition, and stable brake effects. Furthermore, the disc brake hub which is immune to muddy water more easily makes a vehicle stop in a shorter time when the vehicle is driving in winter and in bad rod conditions.
Description
Technical field
The utility model relates to the bicycle brake member, relates in particular to a kind of disc brake flower-drum that can be used for Electrical Bicycle.
Background technology
In the electric vehicle and bicycle brake system of routine, adopt the drum brakes drg more.Its braking principle is equipped with two brake rubber blocks in flower-drum body the inside exactly, and in braking, through depress the brake handle with finger, brake rocker is carried piece to brake and in the brake pot, backed down! Outwards expanding makes brake rubber block friction flower-drum inner body wall, thereby realizes braking.Brake rubber block is the friction material that rotates with wheel that is fixed on brake wheel or the brake disc, and wherein ferrodo and lining pad bear extraneous pressure, reaches the purpose that makes car retardation thereby produce rubbing effect.The advantage of this kind technology is: technical maturity, and matching component is complete, and the manufacturing technology level is lower, and cost simple in structure is low; Its shortcoming is: heat radiation and braking effect are poor.Because the brake rubber block of drum brakes is sealed in the brake drum, cause broken the cutting after brake rubber block weares and teares to leave, influence the contact surface of brake drum and lining pad, thereby influence braking quality.Drum brake mechanism because heat dispersion is poor, can be assembled great amount of heat in braking procedure, brake strap and wheel hub are prone to very complicated distortion takes place under temperatures involved, are easy to generate fading of brake and flutter phenomenon, cause that brake efficiency descends.Particularly resistance to elevated temperatures is relatively poor during high capacity, and braking effect is unstable; And be prone to by the muddy water invasion and attack, during especially in the winter time with abominable road conditions down train, drum brakes more is difficult in short time and distance, make car stop.In the brake system of the medium-to-high grade automobile of part, adopt disc brakes drg (being called plate disc brake again).It comprises that mainly a slice with the coaxial fixing brake disc that also rotates of wheel, is in the brake disc both sides and is fixed on the brake clamp on the vehicle chassis, and the glancing impact brake clamp steps up brake disc in the rotation, forces the wheel stall.Disc brakes drg rapid heat dissipation, good braking effect, the difficult inefficacy; But, on bicycle, do not promote at present because parts working accuracy height causes cost higher.
The utility model content
The utility model is the problems referred to above that will solve prior art, proposes a kind of disc brake flower-drum that can be used for Electrical Bicycle.
For solving the problems of the technologies described above; The technical scheme that the utility model proposes is a kind of disc brake flower-drum that can be used for Electrical Bicycle of design; It comprises central shaft tube, is enclosed within the spoke permanent seat in the central shaft tube outside; Be connected fixing a plurality of brake disc fixed legs between central shaft tube and the spoke permanent seat, the end of each brake disc fixed leg is provided with in order to the fixing screw hole of brake disc.
Said brake disc fixed leg is around the axis rectangular distribution of central shaft tube.
It is outside that said central shaft tube two ends all extend to the spoke permanent seat, and bearing fixed seat is offered at the central shaft tube two ends respectively.
The end face of said a plurality of brake disc fixed legs is in same plane, and this plane is perpendicular to the axle center of said central shaft tube, thereby and the central shaft tube end extend this plane and form positioning boss.
Be connected plurality of strengthening ribs between said central shaft tube and the spoke permanent seat.
The quantity of said brake disc fixed leg is at least 3.
Adopt the not sealing of its friction means of drg of the utility model, carefully cutting that therefore the brake wearing and tearing produce can not be deposited on the friction means, and the centnifugal force of disc brakes can outwards be dished out pollutions such as all water, dust, to keep certain cleaning.Because the disc brakes part is independent outside, be easier to maintenance in addition than drum brakes.The utility model rapid heat dissipation, in light weight, simple structure, easy to adjust.Particularly resistance to elevated temperatures is good during high capacity, and braking effect is stable, and is not afraid of the muddy water invasion and attack, with abominable road conditions down train, makes car stop more easily in the short period of time in the winter time.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the utility model is made detailed explanation, wherein:
Fig. 1 is the front elevation of the utility model preferred embodiment;
Fig. 2 is the lateral plan of the utility model preferred embodiment;
Fig. 3 is the backplan of the utility model preferred embodiment;
Fig. 4 is the cutaway view of the side of the utility model preferred embodiment;
Fig. 5 is the three-dimensional view of the utility model preferred embodiment;
Fig. 6 is the utility model braking principle scheme drawing.
The specific embodiment
The utility model has disclosed a kind of disc brake flower-drum that can be used for Electrical Bicycle; Comprise central shaft tube 1, be enclosed within the spoke permanent seat in the central shaft tube outside; Be connected fixing a plurality of brake disc fixed legs 3 between central shaft tube and the spoke permanent seat; The end of each brake disc fixed leg is provided with in order to the fixing screw hole 9 of brake disc, and brake disc is fixed on this disc brake flower-drum through screw.The spoke permanent seat comprises a sleeve pipe 6 coaxial with central shaft tube, is vertically fixed on two spoke reaction plates 7 at sleeve pipe two ends, and it is some in order to the spoke fixed orifice 8 of spoke to be installed to have distributed on each spoke reaction plate.This disc brake flower-drum is through the fixing Electrical Bicycle tire of spoke, checks brake disc and promptly checked tire and realized braking.
Referring to Fig. 1, in preferred embodiment, brake disc fixed leg 3 is around the axis rectangular distribution of central shaft tube 1.Can see clearly that from Fig. 2 it is outside that central shaft tube 1 two ends all extend to the spoke permanent seat, bearing fixed seat 4 is offered at the central shaft tube two ends respectively, is beneficial to fixedly flower-drum.Fig. 4 has clearly disclosed the position of bearing fixed seat 4.Referring to Fig. 2 and Fig. 4, the end face of each brake disc fixed leg 3 is in same plane, and this plane is perpendicular to the axle center of said central shaft tube 1, thereby and the central shaft tube end extend this plane and form positioning boss 5.Have the center positioning hole that matches with boss 5 on the brake disc, brake disc is stuck in and promptly realizes centralized positioning on the boss 5.Referring to Fig. 3, and combine the three-dimensional view shown in Fig. 5, be connected plurality of strengthening ribs 2 between said central shaft tube 1 and the spoke permanent seat.Self-evident, reinforced rib 2 also is the axis rectangular distribution around central shaft tube 1.
In the preferred embodiment illustrated in the accompanying drawings, the quantity of brake disc fixed leg 3 is 3.It may be noted that the Electrical Bicycle size also can be provided with the brake disc fixed leg more than 3 when big, each brake disc fixed leg needs the axis rectangular distribution around central shaft tube.
Below in conjunction with accompanying drawing 6 summary the utility model braking principles.The utility model belongs to the disc brake parts, and it is through mechanical type or fluid control.Mainly comprise brake disc 10, wheel cylinder 11, brake clamp 12, oil pipe 13 etc. like Fig. 6 disc brake.Brake disc 10 usefulness alloy steel manufacturings also are fixed on the utility model flower-drum, with wheel.Wheel cylinder is fixed on the Electrical Bicycle fixed.Two friction linings 14 on the brake clamp are contained in the both sides of brake disc respectively.The hydraulic action that the piston of wheel cylinder is transported by oil pipe promotes friction lining 14 and presses to brake disc 10 generation friction brakinges, and it just looks like to vise the plate in the rotation with pliers that action is got up, and forces it to stop, thereby realizes the Electrical Bicycle braking.
Above embodiment is merely casehistory, non-providing constraints.Anyly do not break away from the application's spirit and category, and, all should be contained among the application's the claim scope its equivalent modifications of carrying out or change.
Claims (6)
1. disc brake flower-drum that can be used for Electrical Bicycle; Comprise central shaft tube (1), be enclosed within the spoke permanent seat in the central shaft tube outside; It is characterized in that: be connected fixing a plurality of brake disc fixed legs (3) between central shaft tube and the spoke permanent seat, the end of each brake disc fixed leg is provided with in order to the fixing screw hole of brake disc (9).
2. disc brake flower-drum as claimed in claim 1 is characterized in that: said brake disc fixed leg (3) is around the axis rectangular distribution of central shaft tube (1).
3. disc brake flower-drum as claimed in claim 1 is characterized in that: it is outside that said central shaft tube (1) two ends all extend to the spoke permanent seat, and bearing fixed seat (4) is offered at the central shaft tube two ends respectively.
4. disc brake flower-drum as claimed in claim 3; It is characterized in that: the end face of said a plurality of brake disc fixed legs (3) is in same plane; This plane is perpendicular to the axle center of said central shaft tube (1), thereby and the central shaft tube end extend this plane and form positioning boss (5).
5. disc brake flower-drum as claimed in claim 1 is characterized in that: be connected plurality of strengthening ribs (2) between said central shaft tube (1) and the spoke permanent seat.
6. like described each the disc brake flower-drum of claim 1 to 5, it is characterized in that: the quantity of said brake disc fixed leg (3) is at least 3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220086881XU CN202498966U (en) | 2012-03-09 | 2012-03-09 | Disc brake hub applied in electric bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220086881XU CN202498966U (en) | 2012-03-09 | 2012-03-09 | Disc brake hub applied in electric bicycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202498966U true CN202498966U (en) | 2012-10-24 |
Family
ID=47035591
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220086881XU Expired - Fee Related CN202498966U (en) | 2012-03-09 | 2012-03-09 | Disc brake hub applied in electric bicycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202498966U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106379291A (en) * | 2016-11-03 | 2017-02-08 | 台州华锐汽摩配件有限公司 | Hub enabling mutual refit of drum brake and disc brake |
| CN107640642A (en) * | 2017-10-20 | 2018-01-30 | 湖州东鸥机械制造有限公司 | A kind of transmission wheel structure of cable continuous conveying system |
-
2012
- 2012-03-09 CN CN201220086881XU patent/CN202498966U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106379291A (en) * | 2016-11-03 | 2017-02-08 | 台州华锐汽摩配件有限公司 | Hub enabling mutual refit of drum brake and disc brake |
| CN107640642A (en) * | 2017-10-20 | 2018-01-30 | 湖州东鸥机械制造有限公司 | A kind of transmission wheel structure of cable continuous conveying system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121024 Termination date: 20160309 |