CN221024032U - Hydraulic disc type brake direct-pushing integrated pump structure of electric bicycle - Google Patents
Hydraulic disc type brake direct-pushing integrated pump structure of electric bicycle Download PDFInfo
- Publication number
- CN221024032U CN221024032U CN202322641839.0U CN202322641839U CN221024032U CN 221024032 U CN221024032 U CN 221024032U CN 202322641839 U CN202322641839 U CN 202322641839U CN 221024032 U CN221024032 U CN 221024032U
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- Prior art keywords
- handle
- pump body
- electric bicycle
- hydraulic disc
- pin shaft
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- 238000003825 pressing Methods 0.000 claims abstract description 15
- 239000007788 liquid Substances 0.000 claims abstract description 11
- 238000007789 sealing Methods 0.000 claims description 10
- 239000012530 fluid Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Valves And Accessory Devices For Braking Systems (AREA)
Abstract
The utility model relates to an electric vehicle braking structure, in particular to a direct-pushing integrated pump structure of a hydraulic disc type brake of an electric bicycle, which comprises a pump body, wherein braking liquid is stored in the pump body, the bottom of the pump body is rotationally connected with a handle, a piston is supported below a swinging path of the handle, and the reciprocating acting force of the piston acts on the braking liquid in the pump body; the handle comprises a bearing section, a hinge point is arranged on the handle, a pin roll is connected to the hinge point of the handle, and the pin roll is positioned at the bottom of the pump body; the bearing section of the handle is arranged outside the pin shaft, and forms a pressing point for pressing the piston. The utility model has the advantages of smaller occupied space, larger capacity of the oil cup, adoption of surface limit between the limit surface and the pump body, simple structure, large contact surface, reliable limit, larger lever ratio, more labor saving during braking, good braking linearity, relatively soft hand feeling and compatibility with female users.
Description
Technical Field
The utility model relates to the technical field of electric vehicle braking, in particular to a hydraulic disc type brake direct-pushing integrated pump structure of an electric bicycle.
Background
Along with the low-carbon concept becoming the main melody of life and work of people in the current age, electric walking tools are also increasing day by day. The electric bicycle has become the first choice of the riding tool for the masses of people due to the characteristics of economy, environmental protection, high efficiency, convenience, safety, simplicity and the like.
The brake is used as a regulation and safety piece, and is provided with a front disc rear drum brake and a front disc brake and a rear disc brake for improving the safety performance of the electric vehicle in most of the market. The piston of the pump body of the common pressure disc type brake is horizontally pushed, the lever ratio of the handle is small, the transmission efficiency is low, the braking is laborious, the space required for the upper pump is large, and the relative cost is high.
Disclosure of utility model
The application provides a hydraulic disc brake direct-pushing integrated pump structure of an electric bicycle, which aims at the defects in the prior art, and has the advantages of large lever ratio of a handle, large capacity of an oil cup and the like.
The technical scheme adopted by the utility model is as follows:
A direct-pushing integrated pump structure of a hydraulic disc brake of an electric bicycle comprises a pump body, wherein brake liquid is stored in the pump body, a handle is rotatably connected to the bottom of the pump body, a piston is supported below a swinging path of the handle, and the reciprocating acting force of the piston acts on the brake liquid in the pump body;
The handle comprises a bearing section, a hinge point is arranged on the handle,
A hinge point of the handle is connected with a pin shaft, and the pin shaft is positioned at the bottom of the pump body;
the bearing section of the handle is arranged outside the pin shaft, and forms a pressing point for pressing the piston.
As a further improvement of the above technical scheme:
The handle is divided into a bearing section and a limiting section by taking a pressing point as a boundary; the limiting section is in contact with the pump body for limiting.
The limiting section is in an open semi-annular shape, one end of the limiting section, deviating from the pressure point, is provided with a limiting surface in a forming mode, and the limiting surface is in fit limiting with a plane on the pump body.
When the handle works, the limiting surface and the plane of the pump body are in a disconnecting state; when the handle is braked, the limiting surface is connected with the plane of the pump body.
A brake lamp switch is arranged on the plane of the pump body.
The hinge point falls in the intermediate position of the limiting section.
The hinge point is provided with a reference block, and a pin shaft used for hinge penetrates through the reference block and is connected with the handle; the side wall of the reference block penetrates into the plug, and the plug abuts against the pin shaft to limit.
The outer circle surface of the pin shaft is grooved, and the end part of the plug is embedded into the groove to form limit.
The opening of the pump body oil cup is provided with a sealing oil cup cover, and the sealing oil cup cover and the handle are respectively positioned on two sides of the pump body oil cup.
The beneficial effects of the utility model are as follows:
The utility model has compact and reasonable structure and convenient operation, the handle pin shaft is screwed in from the back surface of the oil cup of the pump body, compared with the conventional structure, the handle pin shaft is arranged on the side of the oil cup surface, and the back surface is provided with the structure for fastening the self-locking nut;
In the utility model, the fasteners used for installing the handles are all of hidden designs and are embedded in the component structure, so that the appearance is more concise, the occupied space is smaller, and the layout of the whole vehicle is more facilitated;
The pin shaft is provided with a groove, and after the threaded plug is screwed into the pump body, the plug can be clamped on the handle pin shaft to prevent the handle pin shaft from falling off;
The brake handle adopts the surface limit between the limit surface and the pump body, has simple structure, large contact surface, reliable limit, larger lever ratio, more labor saving during braking, good braking linearity, relatively soft hand feeling and compatibility with female users; compared with the conventional direct-pushing pump body, the direct-pushing pump body adopts the piston ejector rod for limiting, adopts screw thread adjustment, and has high production cost and complex structure; the utility model can overcome the problems, reduce the cost and simplify the structure.
Drawings
Fig. 1 is a front view of the present utility model.
Fig. 2 is a perspective view of the present utility model.
Fig. 3 is a cross-sectional view of fig. 1.
Fig. 4 is a perspective view of another view of the present utility model.
Fig. 5 is an enlarged view of a portion a of fig. 4.
Fig. 6 is a schematic view of the present utility model in partial cross-section to show the relative positions of the piston and plug.
Fig. 7 is an exploded view of the present utility model.
Wherein: 1. a pump body; 2. a handle; 3. a piston; 4. a pin shaft; 5. a plug; 6. sealing the oil cup cover;
101. A reference block;
201. A force bearing section; 202. a limiting section; 203. a hinge point; 204. pressing points; 205. and a limiting surface.
Detailed Description
The following describes specific embodiments of the present utility model with reference to the drawings.
As shown in fig. 1-7, the hydraulic disc brake direct-pushing integrated pump structure of the electric bicycle of the embodiment comprises a pump body 1, brake liquid is stored in the pump body 1, a handle 2 is rotatably connected to the bottom of the pump body 1, a piston 3 is supported below a swinging path of the handle 2, and the reciprocating acting force of the piston 3 acts on the brake liquid in the pump body 1;
The handle 2 comprises a bearing section 201, a hinge point 203 is arranged on the handle 2,
A hinge point 203 of the handle 2 is connected with a pin shaft 4, and the pin shaft 4 is positioned at the bottom of the pump body 1;
the bearing section 201 of the handle 2 is arranged outside the pin shaft 4, and forms a pressing point 204 for pressing the piston 3.
The handle 2 is divided into a bearing section 201 and a limiting section 202 by taking a pressing point 204 as a boundary; the limiting section 202 is in contact limit with the pump body 1.
The spacing section 202 is open semi-annular, and spacing section 202 deviates from the shaping of the one end of pinch point 204 and has spacing face 205, laminating spacing between spacing face 205 and a plane on the pump body 1.
When the handle 2 works, the limiting surface 205 is in a disconnecting state with the plane of the pump body 1; when the handle 2 is braked, the limiting surface 205 is connected with the plane of the pump body 1.
A brake lamp switch is arranged on the plane of the pump body 1.
The hinge point 203 falls in the middle of the stop segment 202.
The hinge point 203 is provided with a reference block 101, and a pin shaft 4 used for hinge passes through the reference block 101 and is connected with the handle 2; the side wall of the reference block 101 penetrates into the plug 5, and the plug 5 abuts against the pin shaft 4 to limit.
The outer circle surface of the pin shaft 4 is grooved, and the end part of the plug 5 is embedded into the groove to form limit.
The opening of the oil cup of the pump body 1 is provided with a sealing oil cup cover 6, and the sealing oil cup cover 6 and the handle 2 are respectively positioned on two sides of the oil cup of the pump body 1.
The utility model has the following specific structure and working principle:
As shown in figures 1, 2 and 7, the invention mainly comprises a handle 2 for braking, a pump body 1, an oil cup cover, a piston 3, a plug 5, a pin shaft 4 and other parts.
Referring to fig. 3, the handle 2 mainly plays a role in controlling the lever and the brake lamp switch, and the grip force F2 is amplified and converted into the thrust force F1 of the piston 3 by taking the hinge point 203 of the handle 2 as a rotation point. The hand grip position is shown as applying a force 50mm outside the ball head.
As shown in fig. 3, when the handle 2 is in a state where no force is applied, the handle 2 presses the switch via the stopper surface 205, and when the brake handle 2 is operated, the brake handle 2 is deviated from the brake switch, and the brake lamp switch is turned on.
The pump body 1 of the utility model mainly has the functions of force conversion and brake fluid storage, converts the thrust force F1 of the piston 3 into the pressure of a hydraulic system, bears and transmits the pressure generated in the braking process, and simultaneously has the function of brake fluid storage in an oil cup of the pump body 1.
The sealing oil cup cover 6 mainly plays a sealing role, and the brake liquid is sealed between the pump body 1 and the sealing oil cup cover 6 through the oil cup gasket and the oil cup gasket, so that the brake liquid is prevented from contacting with air, and the brake liquid absorbs water and is deteriorated.
As shown in fig. 4-6, the plug 5 plays a role in preventing the pin shaft 4 of the handle 2 from rotating and falling, and as the pin shaft 4 of the handle 2 is connected by threads, various working conditions such as shaking exist in the whole vehicle running process, and the loosening and falling risks exist in the bolt of the handle 2. The plug 5 prevents shaking and falling off.
The pin shaft 4 of the handle 2 is used for fixing the brake handle 2 and the pump body 1, and meanwhile, the flexible rotation of the brake handle 2 is ensured.
As shown in fig. 7, after all the parts are assembled, a finished brake assembly is obtained, when the brake is needed, the handle 2 is pressed, the handle 2 releases the limiting surface 205 and rotates around the hinge point 203, the pressing point 204 on the handle 2 presses the piston 3 downwards, and the piston 3 does work on liquid.
When the pressing force is removed, the spring pushes the piston 3 to reset, the piston 3 pushes the pressing point 204, and the handle 2 is reset to the initial state.
The utility model has the advantages of convenient force application, compact and simple structure, stable and reliable overall structure by taking the characteristics of the structure as much as possible as the motion reference of the component.
The above description is intended to illustrate the utility model and not to limit it, the scope of which is defined by the claims, and any modifications can be made within the scope of the utility model.
Claims (9)
1. The utility model provides an electric bicycle hydraulic disc formula stopper directly pushes away integrative pump structure, includes the pump body (1), has brake fluid in the pump body (1), its characterized in that: the bottom of the pump body (1) is rotationally connected with a handle (2), a piston (3) is supported below a swinging path of the handle (2), and the reciprocating acting force of the piston (3) acts on brake liquid in the pump body (1);
The handle (2) comprises a bearing section (201), a hinging point (203) is arranged on the handle (2),
A hinge point (203) of the handle (2) is connected with a pin shaft (4), and the pin shaft (4) is positioned at the bottom of the pump body (1); the bearing section (201) of the handle (2) is arranged at the position close to the pin shaft (4) in a protruding way, so that a pressing point (204) for pressing the piston (3) is formed.
2. The electric bicycle hydraulic disc brake direct-pushing integrated pump structure as claimed in claim 1, wherein: the handle (2) is divided into a bearing section (201) and a limiting section (202) by taking a pressing point (204) as a boundary; the limiting section (202) is in contact limit with the pump body (1).
3. The electric bicycle hydraulic disc brake direct-pushing integrated pump structure as claimed in claim 2, wherein: the limiting section (202) is in an open semi-annular shape, one end of the limiting section (202) deviating from the pressure point (204) is provided with a limiting surface (205), and the limiting surface (205) is in fit limit with a plane on the pump body (1).
4. The electric bicycle hydraulic disc brake direct-pushing integrated pump structure as claimed in claim 3, wherein: when the handle (2) works, the limiting surface (205) and the plane of the pump body (1) are in a disconnecting state; when the handle (2) is braked, the limiting surface (205) is connected with the plane of the pump body (1).
5. The electric bicycle hydraulic disc brake direct-pushing integrated pump structure as claimed in claim 4, wherein: a brake lamp switch is arranged on the plane of the pump body (1).
6. The electric bicycle hydraulic disc brake direct-pushing integrated pump structure as claimed in claim 3, wherein: the hinge point (203) is located in the middle of the limiting section (202).
7. The electric bicycle hydraulic disc brake direct-pushing integrated pump structure as claimed in claim 1, wherein: a reference block (101) is arranged at the hinging point (203), and a pin shaft (4) used for hinging penetrates through the reference block (101) and is connected with the handle (2); the side wall of the reference block (101) penetrates into the plug (5), and the plug (5) abuts against the pin shaft (4) to limit.
8. The electric bicycle hydraulic disc brake direct-pushing integrated pump structure as set forth in claim 7, wherein: the outer circle surface of the pin shaft (4) is grooved, and the end part of the plug (5) is embedded into the groove to form limit.
9. The electric bicycle hydraulic disc brake direct-pushing integrated pump structure as claimed in claim 1, wherein: the opening of the oil cup of the pump body (1) is provided with a sealing oil cup cover (6), and the sealing oil cup cover (6) and the handle (2) are respectively positioned on two sides of the oil cup of the pump body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322641839.0U CN221024032U (en) | 2023-09-26 | 2023-09-26 | Hydraulic disc type brake direct-pushing integrated pump structure of electric bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322641839.0U CN221024032U (en) | 2023-09-26 | 2023-09-26 | Hydraulic disc type brake direct-pushing integrated pump structure of electric bicycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221024032U true CN221024032U (en) | 2024-05-28 |
Family
ID=91175445
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322641839.0U Active CN221024032U (en) | 2023-09-26 | 2023-09-26 | Hydraulic disc type brake direct-pushing integrated pump structure of electric bicycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221024032U (en) |
-
2023
- 2023-09-26 CN CN202322641839.0U patent/CN221024032U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240613 Address after: No. 2999, Xinglong Avenue, Weixinghu Street, Yongchuan District, Chongqing 402160 Patentee after: Chongqing Yadi Technology Co.,Ltd. Country or region after: China Address before: 214000 Dongsheng Road, Dacheng Industrial Park, anzhen street, Xishan District, Wuxi City, Jiangsu Province Patentee before: YADEA TECHNIC GROUP Co.,Ltd. Country or region before: China |