CN220948377U - Self-locking device for electric bicycle oil disc - Google Patents
Self-locking device for electric bicycle oil disc Download PDFInfo
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- CN220948377U CN220948377U CN202323164800.0U CN202323164800U CN220948377U CN 220948377 U CN220948377 U CN 220948377U CN 202323164800 U CN202323164800 U CN 202323164800U CN 220948377 U CN220948377 U CN 220948377U
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- locking
- self
- brake
- brake disc
- electric bicycle
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- 230000017525 heat dissipation Effects 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 239000003921 oil Substances 0.000 description 26
- 239000010720 hydraulic oil Substances 0.000 description 7
- 238000009434 installation Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 210000005056 cell body Anatomy 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
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Abstract
The application relates to the technical field of disc brake parking, in particular to an oil disc self-locking device of an electric bicycle, wherein a disc brake main body comprises a brake disc and a mounting plate, a self-locking gear is arranged on the side surface of the brake disc, the mounting plate comprises an arc-shaped plate and a clamping plate, the arc-shaped plate is positioned on the outer side of the circumference of the brake disc, the clamping plate is positioned on two sides of the brake disc and is detachably connected with the arc-shaped plate, and a pushing mechanism is embedded in the clamping plate; the pushing mechanism comprises a circular block with a cavity and an oil pipe externally connected with the circular block, a piston is arranged in the oil cavity in a sliding manner, a connecting rod is arranged at one end of the piston, which is close to the brake disc, and penetrates through the circular block to be connected with the brake block, and a spring is sleeved on the part of the connecting rod, which is positioned in the oil cavity; the self-locking mechanism comprises a self-locking rod and a self-locking motor, a self-locking rack is arranged at the bottom of the self-locking rod, and the self-locking rack is matched with the self-locking gear. The application facilitates the replacement of the brake block in the disc brake, realizes long-time parking through the self-locking mechanism, and reduces the influence on the elastic component on the brake block.
Description
Technical Field
The application relates to the technical field of disc brake parking, in particular to an oil disc self-locking device of an electric bicycle.
Background
The disc brake consists of a brake disc connected with wheels and a brake caliper at the edge of the disc, and the function of pushing and clamping the brake is realized by utilizing internal hydraulic oil during braking, so that the disc brake is generally applied to automobiles, bicycles and electric vehicles. However, in the prior art, since the disc brake device has a small volume, when the brake block is worn and replaced, the disc brake device needs to be replaced in a small space, so that the disc brake device is inconvenient to operate and wastes more time. And when adopting the dish to stop and carry out long-time parking, the elasticity of the elastic component on the brake shoe can weaken, influences the backward flow of follow-up hydraulic oil.
Therefore, it is necessary to provide a new hydraulic disc brake parking device to solve the above technical problems.
Disclosure of utility model
In order to overcome the problems in the prior art, the application provides an oil disc self-locking device of an electric bicycle.
The application provides an oil disc self-locking device of an electric bicycle, which adopts the following technical scheme:
The utility model provides an electric bicycle oil dish self-locking device, includes the disk main part of stopping, including the mounting panel at brake disc and brake disc top, wherein the brake disc side is equipped with the auto-lock gear, and the mounting panel includes arc and cardboard, and wherein the arc is located the circumference outside of brake disc, and the cardboard is located the brake disc both sides and can dismantle with the arc and be connected, still inlays in the cardboard and is equipped with pushing mechanism; the pushing mechanism comprises a round block with an oil cavity therein and an oil pipe externally connected with the round block, a piston is slidably arranged in the oil cavity, a connecting rod is fixed at one end of the piston, which is close to the brake disc, the connecting rod penetrates through the round block and is connected with the brake block, and a spring is sleeved on the part of the connecting rod, which is positioned in the oil cavity; the self-locking mechanism comprises a self-locking rod penetrating through the upper surface and the lower surface of the arc-shaped plate and a self-locking motor for driving the self-locking rod to lift, a self-locking rack is arranged at the bottom of the self-locking rod, and the self-locking rack is matched with the self-locking gear.
Through adopting above-mentioned technical scheme, the brake disc in the dish main part of stopping is installed in the pivot of electric bicycle wheel to the self-locking gear is still installed to the side of brake disc, and wherein the dish is stopped in the main part and is pushed the temporary braking when the electric bicycle is ridden with the friction of brake disc through the pushing mechanism in the mounting panel, when electric bicycle stopped for a long time, can limit the rotation of brake disc through self-locking mechanism and self-locking gear cooperation, thereby realizes the auto-lock to electric bicycle. The hydraulic oil is guided into the oil cavity through an externally connected oil pipe in the pushing mechanism, the pressure of the hydraulic oil can push the piston to move in the oil cavity, and the piston drives the brake block to be abutted with the brake disc through the connecting rod to brake. The self-locking mechanism drives the self-locking rod to move through the matching of a gear on the self-locking motor and a rack on the side surface of the self-locking rod, so that the self-locking rack and the self-locking gear mounted at the end part of the self-locking rod are locked and unlocked.
Preferably, one side of the self-locking rod is provided with a rack meshed with the gear at the output end of the self-locking motor, and two sides of the self-locking rod adjacent to the rack are provided with strip-shaped protrusions matched with the sliding grooves on the arc plates.
Through adopting above-mentioned technical scheme, the self-locking lever removes through gear motor drive to the strip protruding from the locking lever side can with the spout adaptation in the arc, guarantee the stable removal of self-locking lever in the arc, guarantee the realization of self-locking function.
Preferably, the bottom of the self-locking rod is provided with a mounting groove for mounting the self-locking rack, wherein the two ends of the self-locking rack are provided with sliding grooves, the inner wall of the mounting groove is provided with a sliding rod matched with the sliding grooves, and the bottom of the sliding groove is connected with the end part of the sliding rod through a spring.
Through adopting above-mentioned technical scheme, the mounting groove of seting up of self-locking lever bottom is through the slide bar of its inner wall and the spout adaptation of self-locking rack both sides to be connected through the spring between slide bar and the spout. When the self-locking rack is meshed with the self-locking gear, the self-locking rack can adapt to the tooth body of the self-locking gear through the spring connection structures at two sides, so that abrasion between the self-locking rack and the self-locking gear is reduced.
Preferably, two mounting and positioning holes are formed in two sides of the center of the brake disc, and a plurality of heat dissipation holes are distributed on the periphery of the brake disc in an annular mode.
Through adopting above-mentioned technical scheme, the installation locating hole on the brake disc makes things convenient for its and electric bicycle's wheel body to carry out fixed mounting, and the louvre can improve the braking in-process heat dispersion of brake disc.
Preferably, the inner side of the clamping plate is provided with a placing groove, and the round block is embedded in the placing groove.
Through adopting above-mentioned technical scheme, the standing groove is located the inboard of cardboard, and pushing mechanism only can remove to the one side that is close to the brake disc at the during operation, reduces because of the circular piece removes the condition that causes the brake failure.
Preferably, a groove body for fixing the clamping plate is formed in the inner side of the arc-shaped plate, and a locking mechanism for locking the clamping plate is arranged on the inner wall of the groove body.
Preferably, the locking groove is formed in the portion, located in the groove body, of the clamping plate, the locking mechanism comprises a cavity, a locking motor and locking rods, the locking rods are driven by the locking motor to synchronously move towards two sides of the motor, and the locking rods penetrate through the cavity wall and are matched with the locking groove.
Preferably, the output end of the locking motor is provided with a driving gear, and the upper part and the lower part of the driving gear are respectively meshed with a rack on the locking rod for transmission.
Through adopting above-mentioned technical scheme, the cell body of seting up of the inboard of arc is used for fixed cardboard, and the locking groove has been seted up to the cardboard portion that is located the cell body, and locking mechanism passes through the locking motor drive in the cavity, and the drive gear of locking motor output and the rack meshing transmission on the locking lever to the locking lever of drive both sides is in opposite directions or reverse removal, realizes locking and unblock to the cardboard.
Preferably, the outer wall of the locking rod is also provided with a limiting plate, and a spring is sleeved on the locking rod between the limiting plate and the inner wall of the cavity.
Through adopting above-mentioned technical scheme, limiting plate that sets up on the locking lever outer wall passes through the spring and is connected with the cavity inner wall, and limiting plate can compress the spring when locking the cardboard, and the unblock of being convenient for more through the rebound of spring during the unblock.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the mounting plate for mounting the brake block in the disc brake main body adopts a split design, and the brake block can be replaced by disassembling the clamp plate after the brake block is worn through the design of the detachable arc-shaped plate and the clamp plate for mounting the brake block, so that the operation is efficient and convenient.
2. The self-locking gear is arranged on the side face of the brake disc, and the long-time braking of the brake disc can be realized by matching with the self-locking mechanism, so that the problem that the elasticity of an elastic component on a brake block is weakened when the disc brake is used for long-time parking is avoided, and the influence on the backflow of hydraulic oil is avoided.
Drawings
FIG. 1 is a schematic diagram of a side structure of an electric bicycle oil pan self-locking device;
FIG. 2 is a schematic diagram of another side of the self-locking device of the electric bicycle oil pan;
Fig. 3 is a schematic diagram showing the structure of the internal cross-section of the self-locking device of the electric bicycle oil pan.
Reference numerals illustrate: 1. a disc brake main body; 11. a brake disc; 111. a self-locking gear; 112. installing a positioning hole; 113. a heat radiation hole; 12. a mounting plate; 121. an arc-shaped plate; 1211. a tank body; 122. a clamping plate; 1221. a placement groove; 1222. a locking groove; 2. a pushing mechanism; 21. a circular block; 211. an oil chamber; 212. a piston; 213. a connecting rod; 22. an oil pipe; 23. a brake block; 3. a self-locking mechanism; 31. a self-locking lever; 311. strip-shaped bulges; 312. a mounting groove; 313. a slide bar; 32. a self-locking motor; 33. self-locking racks; 331. a chute; 4. a locking mechanism; 41. a cavity; 42. locking a motor; 421. a drive gear; 43. a locking lever; 431. and a limiting plate.
Detailed Description
The application is described in further detail below with reference to fig. 1-3.
The embodiment of the application discloses an oil disc self-locking device of an electric bicycle.
Referring to fig. 1, 2 and 3, an electric bicycle oil disc self-locking device comprises a disc brake main body 1, a brake disc 11 and a mounting plate 12 at the top of the brake disc 11, wherein a self-locking gear 111 is arranged on the side surface of the brake disc 11, the mounting plate 12 comprises an arc-shaped plate 121 and a clamping plate 122, the arc-shaped plate 121 is positioned on the outer side of the circumference of the brake disc 11, the clamping plate 122 is positioned on two sides of the brake disc 11 and is detachably connected with the arc-shaped plate 121, and a pushing mechanism 2 is embedded in the clamping plate 122; the pushing mechanism 2 comprises a round block 21 with an oil cavity 211 therein and an oil pipe 22 externally connected with the round block, a piston 212 is slidably arranged in the oil cavity 211, a connecting rod 213 is fixed at one end of the piston 212 close to the brake disc 11, the connecting rod 213 penetrates through the round block 21 to be connected with the brake block 23, and a spring is sleeved on the part of the connecting rod 213 positioned in the oil cavity 211; the self-locking mechanism 3 comprises a self-locking rod 31 penetrating through the upper surface and the lower surface of the arc-shaped plate 121 and a self-locking motor 32 for driving the self-locking rod 31 to lift, a self-locking rack 33 is arranged at the bottom of the self-locking rod 31, and the self-locking rack 33 is matched with the self-locking gear 111. The brake disc 11 on the disc brake main body 1 is arranged on the rotating shaft of the wheel of the electric bicycle, and the side surface of the brake disc 11 is also provided with a self-locking gear 111, wherein the disc brake main body 1 pushes the brake block 23 to rub with the brake disc 11 through a pushing mechanism 2 in the mounting plate 12 to temporarily brake the electric bicycle when riding, and when the electric bicycle stops for a long time, the rotation of the brake disc 11 can be limited through the cooperation of the self-locking mechanism 3 and the self-locking gear 111, so that the self-locking of the electric bicycle is realized. The hydraulic oil is led into the oil cavity 211 through the externally connected oil pipe 22 in the pushing mechanism 2, the pressure of the hydraulic oil can push the piston 212 to move in the oil cavity 211, and the piston 212 drives the brake block 23 to abut against the brake disc 11 through the connecting rod 213 to brake. The self-locking mechanism 3 is matched with a rack on the side surface of the self-locking rod 31 through a gear on the self-locking motor 32 to drive the self-locking rod 31 to move, so that the self-locking rack 33 and the self-locking gear 111 mounted at the end part of the self-locking rod 31 are locked and unlocked.
Referring to fig. 1 and 2, a rack engaged with the output end of the self-locking motor 32 is provided on one side of the self-locking rod 31, and strip-shaped protrusions 311 adapted to the sliding grooves 331 of the arc-shaped plate 121 are provided on two sides of the self-locking rod 31 adjacent to the rack. The self-locking rod 31 is driven to move through a gear motor, and the strip-shaped protrusions 311 on the side surface of the self-locking rod 31 can be matched with the sliding grooves 331 in the arc-shaped plate 121, so that stable movement of the self-locking rod 31 in the arc-shaped plate 121 is ensured, and the realization of a self-locking function is ensured.
Referring to fig. 1 and 2, a mounting groove 312 for mounting the self-locking rack 33 is formed at the bottom of the self-locking rod 31, wherein sliding grooves 331 are formed at two ends of the self-locking rack 33, sliding rods 313 adapted to the sliding grooves 331 are formed on the inner walls of the mounting groove 312, and the bottom of the sliding grooves 331 is connected with the ends of the sliding rods 313 through springs. The installation groove 312 formed at the bottom of the self-locking bar 31 is matched with the sliding grooves 331 at the two sides of the self-locking rack 33 through the sliding bars 313 on the inner wall of the installation groove, and the sliding bars 313 are connected with the sliding grooves 331 through springs. When the self-locking rack 33 is meshed with the self-locking gear 111, the self-locking rack 33 can adapt to the tooth body of the self-locking gear 111 through the spring connection structures at two sides, so that abrasion between the self-locking rack 33 and the self-locking gear 111 is reduced.
Referring to fig. 1 and 2, two mounting and positioning holes 112 are formed on two sides of the center of the brake disc 11, and a plurality of heat dissipation holes 113 are annularly distributed around the brake disc 11. The installation locating holes 112 on the brake disc 11 facilitate the fixed installation of the brake disc and the wheel body of the electric bicycle, and the heat dissipation performance of the brake disc 11 in the braking process can be improved through the heat dissipation holes 113.
Referring to fig. 1, 2 and 3, a placement groove 1221 is formed in the inner side of the card 122, and the circular block 21 is fitted into the placement groove 1221. The placement groove 1221 is located on the inner side of the clamping plate 122, and the pushing mechanism 2 can only move to one side close to the brake disc 11 during operation, so that the situation of brake failure caused by movement of the circular block 21 is reduced.
Referring to fig. 1, 2 and 3, a groove 1211 for fixing the clamping plate 122 is formed inside the arc-shaped plate 121, and a locking mechanism 4 for locking the clamping plate 122 is mounted on the inner wall of the groove 1211. The portion of the clamping plate 122 located in the groove 1211 is provided with a locking groove 1222, the locking mechanism 4 comprises a cavity 41, a locking motor 42 and locking rods 43 which are driven by the locking motor 42 to synchronously move towards two sides of the motor, and the locking rods 43 penetrate through the wall of the cavity 41 and are matched with the locking groove 1222. The output end of the locking motor 42 is provided with a driving gear 421, and the upper and lower parts of the driving gear 421 are respectively meshed with racks on the locking rod 43. The slot 1211 formed on the inner side of the arc-shaped plate 121 is used for fixing the clamping plate 122, the part of the clamping plate 122 located in the slot 1211 is provided with a locking slot 1222, the locking mechanism is driven by the locking motor 42 in the cavity 41, and the driving gear 421 at the output end of the locking motor 42 is meshed with the rack on the locking rod 43 to drive the locking rods 43 on two sides to move oppositely or reversely, so that locking and unlocking of the clamping plate 122 are realized.
Referring to fig. 1, 2 and 3, a limiting plate 431 is further installed on the outer wall of the locking rod 43, wherein a spring is sleeved on the locking rod 43 between the limiting plate 431 and the inner wall of the cavity 41. The limiting plate 431 arranged on the outer wall of the locking rod 43 is connected with the inner wall of the cavity 41 through a spring, the limiting plate 431 can compress the spring when the clamping plate 122 is locked, and unlocking can be facilitated through rebound of the spring during unlocking.
Working principle: the brake disc 11 on the disc brake main body 1 is arranged on the rotating shaft of the wheel of the electric bicycle, and the side surface of the brake disc 11 is also provided with a self-locking gear 111, wherein the disc brake main body 1 pushes the brake block 23 to rub with the brake disc 11 through a pushing mechanism 2 in the mounting plate 12 to temporarily brake the electric bicycle when riding, and when the electric bicycle stops for a long time, the rotation of the brake disc 11 can be limited through the cooperation of the self-locking mechanism 3 and the self-locking gear 111, so that the self-locking of the electric bicycle is realized.
The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.
Claims (9)
1. An electric bicycle oil dish self-locking device, its characterized in that: comprising
The disc brake main body (1) comprises a brake disc (11) and a mounting plate (12) at the top of the brake disc (11), wherein a self-locking gear (111) is arranged on the side face of the brake disc (11), the mounting plate (12) comprises an arc-shaped plate (121) and a clamping plate (122), the arc-shaped plate (121) is positioned on the outer side of the circumference of the brake disc (11), the clamping plate (122) is positioned on two sides of the brake disc (11) and is detachably connected with the arc-shaped plate (121), and a pushing mechanism (2) is embedded in the clamping plate (122);
The pushing mechanism (2) comprises a circular block (21) with an oil cavity (211) and an oil pipe (22) externally connected with the circular block, wherein a piston (212) is slidably installed in the oil cavity (211), one end, close to a brake disc (11), of the piston (212) is fixedly provided with a connecting rod (213), the connecting rod (213) penetrates through the circular block (21) to be connected with the brake block (23), and a part, located in the oil cavity (211), of the connecting rod (213) is sleeved with a spring;
The self-locking mechanism (3) comprises a self-locking rod (31) penetrating through the upper surface and the lower surface of the arc-shaped plate (121) and a self-locking motor (32) for driving the self-locking rod (31) to lift, a self-locking rack (33) is arranged at the bottom of the self-locking rod (31), and the self-locking rack (33) is matched with the self-locking gear (111).
2. The electric bicycle oil pan self-locking device according to claim 1, wherein: a rack meshed with the gear at the output end of the self-locking motor (32) is arranged on one side of the self-locking rod (31), and strip-shaped protrusions (311) matched with sliding grooves (331) on the arc-shaped plate (121) are arranged on two sides, adjacent to the rack, of the self-locking rod (31).
3. The electric bicycle oil pan self-locking device according to claim 2, wherein: the self-locking rack is characterized in that a mounting groove (312) for mounting the self-locking rack (33) is formed in the bottom of the self-locking rod (31), sliding grooves (331) are formed in the two ends of the self-locking rack (33), sliding rods (313) matched with the sliding grooves (331) are arranged on the inner walls of the mounting groove (312), and the bottoms of the sliding grooves (331) are connected with the end portions of the sliding rods (313) through springs.
4. The electric bicycle oil pan self-locking device according to claim 1, wherein: two mounting and positioning holes (112) are formed in two sides of the center of the brake disc (11), and a plurality of heat dissipation holes (113) are distributed around the brake disc (11) in an annular mode.
5. The electric bicycle oil pan self-locking device according to claim 1, wherein: a placing groove (1221) is formed in the inner side of the clamping plate (122), and the round block (21) is embedded in the placing groove (1221).
6. The electric bicycle oil pan self-locking device according to claim 1, wherein: the inner side of the arc-shaped plate (121) is provided with a groove body (1211) for fixing the clamping plate (122), and the inner wall of the groove body (1211) is provided with a locking mechanism (4) for locking the clamping plate (122).
7. The electric bicycle oil pan self-locking device according to claim 6, wherein: the part of the clamping plate (122) located in the groove body (1211) is provided with a locking groove (1222), the locking mechanism (4) comprises a cavity (41), a locking motor (42) and locking rods (43) which are driven by the locking motor (42) to synchronously move towards two sides of the motor, and the locking rods (43) penetrate through the wall of the cavity (41) to be matched with the locking groove (1222).
8. The electric bicycle oil pan self-locking device according to claim 7, wherein: the output end of the locking motor (42) is provided with a driving gear (421), and the upper and lower parts of the driving gear (421) are respectively meshed with racks on the locking rod (43).
9. The electric bicycle oil pan self-locking device according to claim 8, wherein: and a limiting plate (431) is further arranged on the outer wall of the locking rod (43), and a spring is sleeved on the locking rod (43) between the limiting plate (431) and the inner wall of the cavity (41).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323164800.0U CN220948377U (en) | 2023-11-23 | 2023-11-23 | Self-locking device for electric bicycle oil disc |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323164800.0U CN220948377U (en) | 2023-11-23 | 2023-11-23 | Self-locking device for electric bicycle oil disc |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220948377U true CN220948377U (en) | 2024-05-14 |
Family
ID=90981122
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323164800.0U Active CN220948377U (en) | 2023-11-23 | 2023-11-23 | Self-locking device for electric bicycle oil disc |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220948377U (en) |
-
2023
- 2023-11-23 CN CN202323164800.0U patent/CN220948377U/en active Active
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