CN210191734U - Servo hub brake for electric bicycle - Google Patents
Servo hub brake for electric bicycle Download PDFInfo
- Publication number
- CN210191734U CN210191734U CN201920580856.9U CN201920580856U CN210191734U CN 210191734 U CN210191734 U CN 210191734U CN 201920580856 U CN201920580856 U CN 201920580856U CN 210191734 U CN210191734 U CN 210191734U
- Authority
- CN
- China
- Prior art keywords
- shoe
- brake
- hole
- pin
- piece
- 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
Links
- 210000000003 hoof Anatomy 0.000 claims description 19
- 230000003014 reinforcing effect Effects 0.000 claims description 4
- 238000009434 installation Methods 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- -1 polytetrafluoroethylene Polymers 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
- 239000004810 polytetrafluoroethylene Substances 0.000 description 1
Images
Abstract
The utility model discloses a servo hub brake for an electric bicycle, which comprises a brake box (1) and a brake shoe arranged in a cavity groove of the brake box, wherein one side of the brake box is provided with a brake box mounting plate (2), the brake box is provided with a center shaft hole (3), a fixed core waist round hole (4) and a camshaft mounting hole (5), a bush (6) matched with the fixed core waist round hole is arranged in the fixed core waist round hole, a camshaft (7) matched with the camshaft mounting hole is arranged in the camshaft mounting hole, the brake shoe comprises a left shoe (8), the shoe comprises a right shoe (9), a shoe pin (10) and a connecting piece (11), wherein a left shoe pin positioning hole (12) is formed in one end of the left shoe, a right shoe pin positioning hole (13) is formed in one end of the right shoe, the shoe pin is arranged in a bushing, the left shoe pin positioning hole and the right shoe pin positioning hole are both sleeved on the shoe pin, and a gasket (14) and a fixing nut (15) are sequentially arranged at one end of the shoe pin. The utility model relates to a rationally, product quality stability is good, and the braking nature is good, long service life.
Description
Technical Field
The utility model relates to a follow-up hub floodgate technical field, concretely relates to follow-up hub floodgate for electric bicycle.
Background
The traditional hub brake has unreasonable structural design, so that the product assembly process is poor, the braking effect is unstable, and the brake hand feeling is uncomfortable. Therefore, it is necessary for those skilled in the art to develop a new brake for a hub of an electric bicycle.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a follow-up hub brake for an electric bicycle.
In order to achieve the purpose of the utility model, the utility model provides a technical scheme as follows: a servo hub brake for an electric bicycle comprises a brake box and a brake shoe arranged in a brake box cavity groove, wherein a brake box mounting plate is arranged on one side of the brake box, a central shaft hole, a core fixing waist circular hole and a camshaft mounting hole are formed in the brake box, a bushing matched with the core fixing waist circular hole is arranged in the core fixing waist circular hole, a camshaft matched with the camshaft is arranged in the camshaft mounting hole, the brake shoe comprises a left shoe, a right shoe, a shoe pin and a connecting piece, a left shoe pin positioning hole is formed in one end of the left shoe, a right shoe pin positioning hole is formed in one end of the right shoe, the shoe pin is arranged in the bushing matched with the core fixing waist circular hole in a matching manner, the left shoe pin positioning hole and the right shoe pin positioning hole are sleeved on the shoe pin in a matching manner, a gasket and a fixing nut are sequentially arranged at one end of the shoe pin, and the left shoe, the right shoe and the pin form an integrated structure and rotate in a hinge manner, the other end of the left shoe and the other end of the right shoe are provided with connecting pieces which are in friction fit with a camshaft, the arc surfaces of the left shoe and the right shoe are provided with friction plates, matched tension spring holes are further formed in the left shoe and the right shoe, and reset tension springs are arranged on the tension spring holes in a matched mode.
Preferably, the gasket is an M6 gasket.
Preferably, the tab is a wear insert.
Preferably, the left shoe and the right shoe are both provided with reinforcing ribs.
Based on the technical scheme, compared with the prior art, the utility model have following technical advantage:
the utility model adopts the servo hub brake for the electric bicycle, the structural design is reasonable, the bushing which is matched with the fixed core waist round hole is arranged in the fixed core waist round hole, the shoe pin is arranged in the bushing of the fixed core waist round hole in a matching way, and the fixed core waist round hole is arranged, so that the shoe pin is in an active state when the servo hub brake is braked, the automatic compensation of the shoe pin is convenient, the bushing and the shoe pin are in rolling friction fit, the assembly process is reasonable, the product quality stability is good, the brake performance is better, and the service life is long; the gasket and the fixing nut are sequentially arranged at one end of the shoe pin, so that the shoe pin is prevented from axially moving, and the stability is good; the left shoe, the right shoe and the shoe pin form an integrated structure and rotate in a hinge mode, so that the stability is better, the braking hand feeling is light, the braking effect is better, the strength is high, and the brake shoe is not easy to damage.
Drawings
Fig. 1 is a schematic structural view of the following hub brake for an electric bicycle according to the present invention.
Fig. 2 is a schematic view of a partial section of the following hub brake for an electric bicycle according to the present invention.
Fig. 3 is a schematic structural view of the brake box and the brake box mounting plate of the present invention.
Fig. 4 is a schematic view of the structure of the left and right shoes of the present invention.
Fig. 5 is a schematic view of the structure of the left and right shoes of the present invention.
Fig. 6 is a schematic structural view of the hoof pin of the present invention.
In the figure: 1. the brake block comprises a brake block body, 2 brake block body mounting plates, 3 center shaft holes, 4 fixed core waist circular holes, 5 camshaft mounting holes, 6 bushings, 7 camshafts, 8 left shoe plates, 9 right shoe plates, 10 shoe pins, 11 connecting plates, 12 left shoe plate shoe pin positioning holes, 13 right shoe plate shoe pin positioning holes, 14 gaskets, 15 fixing nuts, 16 friction plates, 17 tension spring holes, 18 reset tension springs and 19 reinforcing ribs.
Detailed Description
The invention is further explained below with reference to the drawings and examples.
As shown in fig. 1-6, a servo hub brake for an electric bicycle comprises a brake box 1 and a brake shoe installed in a brake box cavity groove, wherein a brake box installation plate 2 is arranged on one side of the brake box 1, a center shaft hole 3, a core fixing waist circular hole 4 and a cam shaft installation hole 5 are formed in the brake box 1, a bushing 6 matched with the center fixing waist circular hole is arranged in the core fixing waist circular hole 4, a cam shaft 7 matched with the cam shaft installation hole 5 is arranged in the cam shaft installation hole 5, the brake shoe comprises a left shoe 8, a right shoe 9, a shoe pin 10 and a connecting piece 11, a left shoe pin positioning hole 12 is formed in one end of the left shoe 8, a right shoe pin positioning hole 13 is formed in one end of the right shoe 9, the shoe pin 10 is arranged in the bushing 6 of the core fixing waist circular hole 4 in a matched manner, the bushing 6 is in rolling friction fit with the shoe pin 10, and the left shoe pin positioning hole 12 and the right shoe pin 13 are sleeved on the shoe pin 10 in a matched manner and are sequentially arranged at one end of the shoe pin 10 Put gasket 14 and fixation nut 15 to make left hoof piece 8, right hoof piece 9 and hoof round pin 10 form an organic whole structure and be the hinge type rotation, another tip of left hoof piece 8 and another tip of right hoof piece 9 all are provided with and are used for with camshaft 7 friction fit's splicing 11, the arc surface of left hoof piece 8 and right hoof piece 9 all is provided with friction disc 16, still arranged matched with extension spring hole 17 on left hoof piece 8 and the right hoof piece 9, the cooperation is provided with the extension spring that resets 18 on the extension spring hole 17.
The gasket 14 is an M6 gasket. The tab 11 is a wear insert. More specifically, the connecting piece 11 is made of an iron insert or a high-molecular polytetrafluoroethylene wear-resistant insert. Reinforcing ribs 19 are arranged on the left shoe 8 and the right shoe 9.
The foregoing is illustrative and explanatory of the invention and is not intended to limit the advantages attainable thereby, and it is within the scope of the present application to practice the invention with simple modifications to the structure and/or one or more of the advantages achieved in some embodiments.
Claims (4)
1. The utility model provides a follow-up hub floodgate for electric bicycle, includes floodgate box (1) and installs the brake shoe in floodgate box chamber inslot, floodgate box (1) one side is provided with floodgate box mounting panel (2), its characterized in that: the brake shoe comprises a brake box (1), a central shaft hole (3), a core fixing waist circular hole (4) and a camshaft mounting hole (5) are formed in the brake box (1), a bushing (6) matched with the core fixing waist circular hole is arranged in the core fixing waist circular hole (4), a camshaft (7) matched with the camshaft mounting hole is arranged in the camshaft mounting hole (5), the brake shoe comprises a left shoe plate (8), a right shoe plate (9), a shoe pin (10) and a connecting piece (11), a left shoe plate pin positioning hole (12) is formed in one end of the left shoe plate (8), a right shoe plate pin positioning hole (13) is formed in one end of the right shoe plate (9), the shoe pin (10) is arranged in the bushing (6) of the core fixing waist circular hole (4) in a matched mode, the left shoe plate pin positioning hole (12) and the right shoe plate pin positioning hole (13) are sleeved on the shoe pin (10) in a matched mode, and a gasket (14) and a fixing nut (15) are sequentially arranged at one end of the, thereby make left hoof piece (8), right hoof piece (9) and hoof round pin (10) form an organic whole structure and be the hinge type rotation, another tip of left hoof piece (8) and another tip of right hoof piece (9) all are provided with and are used for with camshaft (7) friction fit's splicing (11), the arc surface of left hoof piece (8) and right hoof piece (9) all is provided with friction disc (16), still arranged matched with extension spring hole (17) on left hoof piece (8) and the right hoof piece (9), the cooperation is provided with extension spring (18) that resets on extension spring hole (17).
2. The hub brake for an electric bicycle according to claim 1, wherein: the gasket (14) is an M6 gasket.
3. The hub brake for an electric bicycle according to claim 1, wherein: the connecting piece (11) is a wear-resistant insert.
4. The hub brake for an electric bicycle according to claim 1, wherein: reinforcing ribs (19) are uniformly arranged on the left shoe piece (8) and the right shoe piece (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920580856.9U CN210191734U (en) | 2019-04-26 | 2019-04-26 | Servo hub brake for electric bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920580856.9U CN210191734U (en) | 2019-04-26 | 2019-04-26 | Servo hub brake for electric bicycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210191734U true CN210191734U (en) | 2020-03-27 |
Family
ID=69877155
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920580856.9U Expired - Fee Related CN210191734U (en) | 2019-04-26 | 2019-04-26 | Servo hub brake for electric bicycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210191734U (en) |
-
2019
- 2019-04-26 CN CN201920580856.9U patent/CN210191734U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200327 |