CN211715583U - Aluminum alloy disc brake wheel for electric power-assisted vehicle - Google Patents
Aluminum alloy disc brake wheel for electric power-assisted vehicle Download PDFInfo
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- CN211715583U CN211715583U CN202020267607.7U CN202020267607U CN211715583U CN 211715583 U CN211715583 U CN 211715583U CN 202020267607 U CN202020267607 U CN 202020267607U CN 211715583 U CN211715583 U CN 211715583U
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- 229910000838 Al alloy Inorganic materials 0.000 title claims abstract description 17
- 230000005540 biological transmission Effects 0.000 claims description 44
- 230000035945 sensitivity Effects 0.000 abstract description 3
- 238000010008 shearing Methods 0.000 abstract description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 239000010720 hydraulic oil Substances 0.000 description 2
- 230000000670 limiting effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to an electric motor car subassembly technical field just discloses an aluminum alloy dish wheel of stopping for electric bicycle, including the brake caliper body, first piston, second piston and first drive plate, the right side wall of the brake caliper body and the shell fixed connection of first piston. This aluminum alloy dish wheel of braking for electric power assisted vehicle, through setting up first lining piece, the second lining piece, first drive plate, the second drive plate, first fastening bolt and second fastening bolt, shearing force when braking is overcome to first fastening bolt and second fastening bolt, compare in the vibrations clearance that the clamping piece produced, vibrations and clearance can be neglected almost, set up the less lining piece of a plurality of areas, the area of single clamping piece is reduced under the size of same power, pressure has been increased, braking distance has been reduced, braking sensitivity has been improved, and compare with the clamping piece, bolted connection also has higher detachability, current dish braking external member lining piece uneven wear easily has been solved, the problem of life-span weak point.
Description
Technical Field
The utility model relates to an electric motor car subassembly technical field specifically is an aluminum alloy dish wheel of stopping for electric bicycle.
Background
Non-motor vehicles such as electric motor car and road bicycle generally adopt the dish to brake the wheel external member braking, and the dish is stopped the braking advantage and is for the external member is slim and graceful, can not lead to the fact the burden to turning to of automobile body, and the dish is stopped the external member and just uses the heat dissipation as the starting point from the design first, and consequently, the dish is stopped the external member and is had better radiating effect, and the vehicle thermal diffusivity of consequently installation dish is better, and the life-span of brake external member is higher than the life-span of drum external member of stopping relatively.
The current disc brake wheel set mainly uses hydraulic power, the brake lever leads the hydraulic oil inside into the brake caliper body by applying pressure, the piston in the brake caliper body moves and drives the brake pad to instantly extrude the brake disc to complete the brake, which is the reason that the disc brake is more sensitive than the drum brake, however, because the single brake pad is connected with the piston through the clamping piece at present, a movable gap exists, which causes the condition that the brake pad and the brake disc are not completely contacted in the brake process, namely the brake pad and the brake disc can not be completely jointed, indirectly causes the side length of the brake stroke, directly causes different friction areas on the brake pad, and after a long time, the surface of the brake pad is very easy to generate the condition of unevenness, which leads the pad changing period to come in advance.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a not enough to prior art, the utility model provides an aluminum alloy dish wheel of stopping for electric bicycle possesses advantages such as the brake is sensitive, longe-lived and convenient to detach, has solved the easy inhomogeneous wearing and tearing of current dish external member lining piece of stopping, problem that the life-span is too short.
(II) technical scheme
For realizing above-mentioned brake sensitivity, high just convenient to detach purpose of life-span, the utility model provides a following technical scheme: an aluminum alloy disc brake wheel for an electric moped comprises a brake caliper body, a first piston, a second piston and a first transmission plate, the right side wall of the brake caliper body is fixedly connected with the shell of the first piston, the shell of the second piston is fixedly connected with the left side wall of the brake caliper body, the right end of the first transmission plate is fixedly connected with the left side of the first piston, a first linen pad is arranged on the left side of the first transmission plate, the first brake pad is connected with the first transmission plate through a first fastening bolt, the bottom of the brake caliper body is fixedly connected with a first extension seat, the inner wall of the left side of the first extension seat is fixedly connected with a first short spring rod, the left end of a spring on the first short spring rod is fixedly connected with the inner wall of the left side of the first extension seat, the right side fixedly connected with second driving plate of second piston, the left end of second driving plate and the right side fixed connection of second piston.
The right side of second driving plate is equipped with the second lining piece, the second lining piece passes through the second fastening bolt and is connected with the second driving plate, the bottom fixedly connected with second of the brake caliper body extends the seat, the right side inner wall fixedly connected with second short spring beam of seat is extended to the second, the right-hand member and the right side inner wall fixed connection that the seat was extended to the second of the short spring beam upper spring of second extend, the top inner wall fixedly connected with fixed block of the brake caliper body, the inside fixedly connected with long spring beam of fixed block, the inside of the brake caliper body is equipped with the brake disc, the brake disc and wheel shaft fixed connection to with wheel coaxial motion, the brake caliper body sets up on the frame, and the brake caliper body top is equipped with the hydraulic fluid port.
Preferably, the first driving plate is provided with through slots symmetrically distributed therein.
Preferably, the diameter of the first short spring rod is matched with the inner diameter of the through slot in the first transmission plate, and the outer diameter of the spring is larger than the inner diameter of the through slot in the first transmission plate.
Preferably, the second transmission plate is provided with symmetrically distributed through slots inside.
Preferably, the diameter of the second short spring rod is matched with the inner diameter of the through slot in the second transmission plate, and the outer diameter of the spring is larger than the inner diameter of the through slot in the second transmission plate.
Preferably, the long spring rod is divided into two parts with equal length by the fixed block, and the diameter of the long spring rod is respectively matched with the inner diameter of the through slot in the first transmission plate and the inner diameter of the through slot in the second transmission plate.
Compared with the prior art, the utility model provides an aluminum alloy dish wheel of stopping for electric bicycle possesses following beneficial effect:
1. the aluminum alloy disc brake wheel for the electric power-assisted vehicle is characterized in that a first brake pad, a second brake pad, a first transmission plate, a second transmission plate, a first fastening bolt and a second fastening bolt are arranged, a plurality of brake pads with smaller areas are arranged on the surfaces of the first transmission plate and the second transmission plate, the shearing force during braking is overcome through the first fastening bolt and the second fastening bolt, the vibration and the gap are almost negligible compared with the vibration gap generated by the clamping pieces, the area of a single clamping piece is reduced under the same force by arranging a plurality of brake pads with smaller areas, the pressure is increased, the braking force of each brake pad is enhanced, the condition of uneven stress is reduced, the braking distance is reduced, the braking sensitivity is improved, compared with the clamping pieces, the bolt connection also has higher detachability, the problem that the brake pads of the current disc brake kit are easy to wear unevenly is solved, the life is too short.
2. This aluminum alloy dish wheel of stopping for electric bicycle, through setting up first short spring beam, the short spring beam of second and long spring beam, brake resilience feedback has been increased, the guard action to the piston has been improved, prevent the emergence of piston overstroke problem, pass first short spring beam respectively at first driving plate and second driving plate, when the short spring of second and long spring, first short spring beam, the short spring beam of second and long spring beam have played limiting displacement, the rocking that the brake produced has greatly been reduced.
Drawings
FIG. 1 is a sectional view of the front view structure of the present invention;
FIG. 2 is an enlarged view of a portion of A in FIG. 1;
fig. 3 is a side view of the brake disc structure of the present invention.
Wherein: 1. a caliper body; 2. a first piston; 3. a second piston; 4. a first drive plate; 5. a first lining; 6. a first fastening bolt; 7. a first extension base; 8. a first short spring bar; 9. a second extension base; 10. a second short spring bar; 11. a second drive plate; 12. a second lining; 13. a second fastening bolt; 14. a fixed block; 15. a long spring rod; 16. and (5) braking the disc.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the utility model provides an aluminum alloy disc brake wheel for electric bicycle, which comprises a caliper body 1, a first piston 2, a second piston 3 and a first transmission plate 4, wherein the right side wall of the caliper body 1 is fixedly connected with the outer shell of the first piston 2, the outer shell of the second piston 3 is fixedly connected with the left side wall of the caliper body 1, the first transmission plate 4 is internally provided with symmetrically distributed through slots, the right end of the first transmission plate 4 is fixedly connected with the left side of the first piston 2, the left side of the first transmission plate 4 is provided with a first brake lining 5, the first brake lining 5 is connected with the first transmission plate 4 through a first fastening bolt 6, the bottom of the caliper body 1 is fixedly connected with a first extension seat 7, the left side inner wall of the first extension seat 7 is fixedly connected with a first short spring rod 8, the diameter of the first short spring rod 8 is matched with the inner diameter of the through slot inside the first transmission plate 4, and the external diameter of spring is greater than the internal diameter of the inside slot that runs through of first drive plate 4, and the left end of spring and the first left side inner wall fixed connection who extends seat 7 on the first short spring beam 8, the right side fixedly connected with second drive plate 11 of second piston 3, the slot that runs through of symmetric distribution is seted up to the inside of second drive plate 11, the left end of second drive plate 11 and the right side fixed connection of second piston 3.
A second brake lining 12 is arranged on the right side of the second transmission plate 11, the second brake lining 12 is connected with the second transmission plate 11 through a second fastening bolt 13, a second extension seat 9 is fixedly connected with the bottom of the brake caliper body 1, a second short spring rod 10 is fixedly connected with the inner wall of the right side of the second extension seat 9, the diameter size of the second short spring rod 10 is matched with the inner diameter size of a through slot in the second transmission plate 11, the outer diameter size of a spring is larger than the inner diameter size of the through slot in the second transmission plate 11, the second transmission plate 11 is prevented from impacting the second short spring rod 10, when a long rod of the second short spring rod 10 passes through the second transmission plate 11, the limiting effect is achieved on the second transmission plate 11, the shaking generated in the braking process is reduced, the right end of the spring on the second short spring rod 10 is fixedly connected with the inner wall of the right side of the second extension seat 9, a fixed block 14 is fixedly connected with the top inner wall of the brake caliper body 1, the inside fixedly connected with long spring beam 15 of fixed block 14, long spring beam 15 is divided into isometric two parts by fixed block 14, and the diameter of long spring beam 15 pole respectively with the inside internal diameter that runs through the slot of first drive plate 4 and the inside internal diameter size phase-match that runs through the slot of second drive plate 11, prevent that second drive plate 11 from striking long spring beam 15, and when the stock of long spring beam 15 passes second drive plate 11, spacing effect has been played second drive plate 11, the rocking that produces when having reduced the brake, the inside of the brake caliper body 1 is equipped with brake disc 16, brake disc 16 and wheel shaft fixed connection, and with wheel coaxial motion, brake caliper body 1 sets up on the frame, and brake caliper body 1 top is equipped with the hydraulic fluid port.
When the brake disc device is used, a rider can press hydraulic oil in the brake disc device into the brake caliper body 1 from an oil port in the top of the brake caliper body 1 by tightly holding the brake lever, the first piston 2 and the second piston 3 extend and respectively drive the first transmission plate 4 and the second transmission plate 11 to move towards the direction close to the brake disc 16, when the first brake pad 5 and the second brake pad 12 clamp the brake disc 16, the brake disc 16 stops rotating, and the brake disc 16 is fixedly connected with a wheel axle and moves coaxially with the wheel, so that the vehicle stops.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides an aluminum alloy dish wheel of stopping for electric bicycle, includes the caliper body (1), first piston (2), second piston (3) and first drive plate (4), its characterized in that: the right side wall of the brake caliper body (1) is fixedly connected with the shell of the first piston (2), the shell of the second piston (3) is fixedly connected with the left side wall of the brake caliper body (1), the right end of the first transmission plate (4) is fixedly connected with the left side of the first piston (2), a first brake pad (5) is arranged on the left side of the first transmission plate (4), the first brake pad (5) is connected with the first transmission plate (4) through a first fastening bolt (6), a first extension seat (7) is fixedly connected with the bottom of the brake caliper body (1), a first short spring rod (8) is fixedly connected with the left side inner wall of the first extension seat (7), the left end of a spring on the first short spring rod (8) is fixedly connected with the left side inner wall of the first extension seat (7), a second transmission plate (11) is fixedly connected with the right side of the second piston (3), the left end of the second transmission plate (11) is fixedly connected with the right side of the second piston (3);
a second brake lining (12) is arranged on the right side of the second transmission plate (11), the second brake lining (12) is connected with the second transmission plate (11) through a second fastening bolt (13), a second extension seat (9) is fixedly connected with the bottom of the brake caliper body (1), a second short spring rod (10) is fixedly connected with the inner wall of the right side of the second extension seat (9), the right end of a spring on the second short spring rod (10) is fixedly connected with the inner wall of the right side of the second extension seat (9), a fixed block (14) is fixedly connected with the inner wall of the top of the brake caliper body (1), a long spring rod (15) is fixedly connected with the inside of the fixed block (14), a brake disc (16) is arranged inside the brake caliper body (1), the brake disc (16) is fixedly connected with a wheel axle and moves coaxially with the wheel, and the brake caliper body (1) is arranged on the frame, and the top of the brake caliper body (1) is provided with an oil port.
2. The aluminum alloy disc brake wheel for the electric power assisted vehicle according to claim 1, characterized in that: the inside of first drive plate (4) is seted up the through slot of symmetric distribution.
3. The aluminum alloy disc brake wheel for the electric power assisted vehicle according to claim 1, characterized in that: the diameter of the first short spring rod (8) is matched with the inner diameter of the through slot in the first transmission plate (4), and the outer diameter of the spring is larger than the inner diameter of the through slot in the first transmission plate (4).
4. The aluminum alloy disc brake wheel for the electric power assisted vehicle according to claim 1, characterized in that: and the inside of the second transmission plate (11) is provided with symmetrically distributed through slots.
5. The aluminum alloy disc brake wheel for the electric power assisted vehicle according to claim 1, characterized in that: the diameter size of the second short spring rod (10) is matched with the inner diameter size of the through slot in the second transmission plate (11), and the outer diameter size of the spring is larger than the inner diameter size of the through slot in the second transmission plate (11).
6. The aluminum alloy disc brake wheel for the electric power assisted vehicle according to claim 1, characterized in that: the long spring rod (15) is divided into two parts with equal length by the fixed block (14), and the diameter of the long spring rod (15) is respectively matched with the inner diameter of the through slot in the first transmission plate (4) and the inner diameter of the through slot in the second transmission plate (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020267607.7U CN211715583U (en) | 2020-03-06 | 2020-03-06 | Aluminum alloy disc brake wheel for electric power-assisted vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020267607.7U CN211715583U (en) | 2020-03-06 | 2020-03-06 | Aluminum alloy disc brake wheel for electric power-assisted vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211715583U true CN211715583U (en) | 2020-10-20 |
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ID=73397341
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020267607.7U Active CN211715583U (en) | 2020-03-06 | 2020-03-06 | Aluminum alloy disc brake wheel for electric power-assisted vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211715583U (en) |
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2020
- 2020-03-06 CN CN202020267607.7U patent/CN211715583U/en active Active
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