CN219237272U - Speed reducing structure for electric bicycle - Google Patents
Speed reducing structure for electric bicycle Download PDFInfo
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- CN219237272U CN219237272U CN202222831152.9U CN202222831152U CN219237272U CN 219237272 U CN219237272 U CN 219237272U CN 202222831152 U CN202222831152 U CN 202222831152U CN 219237272 U CN219237272 U CN 219237272U
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- brake
- support
- brake shoe
- electric bicycle
- speed reducing
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Abstract
The utility model discloses a speed reducing structure for an electric bicycle, which comprises a brake structure, a brake shoe fixing structure, a brake shoe structure and a plastic cover, wherein the brake shoe fixing structure is arranged on two brake support arms of the brake structure, the brake shoe structure is connected with the brake structure through the brake shoe fixing structure, and the plastic cover is arranged on the two brake support arms of the brake structure through a buckle structure. This kind of speed reduction structure for electric bicycle is through setting up support arm set screw, brake support arm and branch etc. installs two brake support arms on electric bicycle support through support arm set screw, then, passes brake cable pipe and leather sheath hose on the branch with the brake cable and be fixed in on the brake cable set screw, then install the brake lining structure again to this installation of accomplishing the brake structure, be connected through fixture block and gim peg structure between brake lining structure and the brake lining fixed knot structure, realized quick, convenient change purpose of brake lining.
Description
Technical Field
The utility model relates to the technical field of speed reduction structures, in particular to a speed reduction structure for an electric bicycle.
Background
The electric bicycle is a electromechanical integrated personal transportation means which takes a storage battery as an auxiliary energy source and is provided with a motor, a controller, a storage battery, a steering handle and other operating components and a display instrument system on the basis of a common bicycle.
Since the speed of the electric bicycle is relatively too fast, the speed reducing structure is particularly important in the use process, and the braking system of the electric bicycle is a main way of reducing the speed. The prior brake system mainly comprises a V brake and a disc brake, the V brake is widely used by the general merchants and users due to the simple structure and low cost, the brake skin of the V brake is a main wearing part and needs to be replaced frequently, the existing replacement and installation modes are mainly realized through tools such as an internal hexagonal wrench, and the manual replacement and installation cannot be realized, so that inconvenience is brought to the users in daily use.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art and provide a speed reducing structure for an electric bicycle, which aims to solve the problems in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a speed reducing structure for an electric bicycle comprises a brake structure, a brake shoe fixing structure, a brake shoe structure and a plastic cover;
the brake shoe fixing structure comprises a connecting sleeve, a butterfly nut and a fixing bolt structure, wherein one end of the connecting sleeve is fixedly connected with a sleeve head, the connecting sleeve is sleeved with the butterfly nut, and the connecting sleeve is provided with the fixing bolt structure;
the brake shoe fixing structure is arranged on two brake support arms of the brake structure, and the brake shoe structure is connected with the brake structure through the brake shoe fixing structure;
the plastic cover is arranged on two brake support arms of the brake structure through a buckle structure.
As the preferable technical scheme of the utility model, the dead bolt structure is positioned between the sleeve head and the butterfly nut and comprises a dead bolt nut, a dead lever, a spring and a bracket, wherein the bracket is fixedly connected with the surface of the connecting sleeve, the bracket is hollow and cylindrical, a round hole is formed in the top end of the bracket, the dead bolt nut is fixedly connected with one end of the dead lever, the dead lever penetrates through the hollow part of the bracket through the round hole in the top end of the bracket and extends to the inside of the connecting sleeve, the dead bolt nut is positioned at the top end of the bracket, the part of the dead lever positioned in the bracket is sleeved with the spring, one end of the spring is fixedly connected with the inner side of the top end of the bracket, one end of the spring away from the top end of the bracket is fixedly connected with a baffle plate, the baffle plate is positioned between the spring and the connecting sleeve, and the baffle plate is fixedly connected with the dead lever.
As a preferable technical scheme of the utility model, the brake structure comprises two brake support arms, a support rod and a brake cable fixing screw, wherein one end of one brake support arm is connected with the support rod through a screw, a brake cable guide pipe is arranged on the support rod, a brake cable penetrates through the brake cable guide pipe and a leather sheath hose to be connected with the brake cable fixing screw, the brake cable fixing screw is fixedly connected with one end of the other brake support arm, and support arm fixing screws are arranged at one ends of the two brake support arms far away from the brake cable.
As a preferable technical scheme of the utility model, the brake shoe structure comprises a brake shoe, a connecting rod, a first gasket and a second gasket, wherein the brake shoe is fixedly connected with one end of the connecting rod, the first gasket and the second gasket are sleeved at one end of the connecting rod, which is close to the brake shoe, a cylindrical slot hole is formed in the surface of one end, which is far away from the brake shoe, of the connecting rod, a clamping block slot hole is formed in the middle of the connecting rod, clamping blocks are arranged at two ends of the clamping block slot hole, the protruding parts of the clamping blocks are triangular, and the two clamping blocks are connected through a first spring.
As the preferable technical scheme of the utility model, two plastic clamping blocks are arranged on one side of the plastic cover, which is close to the brake support arm, two plastic buckles are arranged on the corresponding positions on the brake support arm, and the plastic cover is connected with the brake support arm through the two plastic clamping blocks and the two plastic buckles.
As a preferable technical scheme of the utility model, 8 strip-shaped slotted holes are uniformly formed in the plastic cover.
As the preferable technical scheme of the utility model, the part of the connecting sleeve sleeved with the butterfly nut is provided with threads, and the inner wall of the connecting sleeve is provided with a triangular groove matched with the clamping block.
As the preferable technical scheme of the utility model, the cylindrical slotted hole arranged on the connecting rod is connected with the fixed rod in a matching way.
As the preferable technical scheme of the utility model, the two sides of the brake shoe are provided with the wear limiting lines, and the side of the brake shoe, which is contacted with the bicycle hub, is provided with 3 sediment guide grooves.
Compared with the prior art, the utility model provides a speed reducing structure for an electric bicycle, which has the following beneficial effects:
according to the speed reducing structure for the electric bicycle, the purpose of rapidly and conveniently replacing a brake shoe is achieved by arranging the brake structure, the brake shoe fixing structure, the brake shoe structure and the plastic cover, two brake support arms are arranged on an electric bicycle bracket through support arm fixing screws, and then a brake cable penetrates through a brake cable guide pipe and a leather sheath hose on a support rod to be fixed on the brake cable fixing screws, so that the installation of the brake structure is completed; then install brake shoe structure again, embolia the connecting rod with first gasket and second gasket, connecting rod one end fixedly connected with brake shoe, upwards pulling dead bolt nut, inside pulling out the connecting sleeve with the dead lever, then, insert the connecting rod between connecting sleeve with the connecting rod, first gasket and second gasket are pushed away to between brake shoe and the connecting sleeve, the connecting rod middle part is equipped with the fixture block slotted hole, fixture block slotted hole both ends are equipped with two fixture blocks, two fixture blocks pass through spring coupling, fixture block bulge is triangle-shaped, thereby the connecting rod of being convenient for is fixed in inside the connecting sleeve through the fixture block, the connecting rod is kept away from the one end surface of brake shoe and is opened there is the cylinder slotted hole, put down the dead bolt nut, the dead lever is pushed into inside the connecting sleeve, and then insert the cylinder slotted hole on the connecting rod, thereby realize effectively fixed brake shoe and connecting rod's effect, the part cover that the dead lever is located inside the support has the spring, be equipped with the separation blade between spring and the connecting sleeve, separation blade and the dead lever fixed connection, thereby realized preventing the purpose that the dead lever kick-back, then, the rectangle hole adjustment brake shoe that sets up on the brake shoe on the rethread brake support arm contacts with the wheel hub, after the adjustment, manual rotation brake shoe structure and brake shoe structure, the brake shoe structure and brake shoe structure, and brake bar nut, and plastic clamp bar clamp structure, thereby, the realization dead nut, the realization dead bolt.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic cross-sectional view of a brake lining according to the present utility model;
FIG. 3 is a schematic cross-sectional view of a connecting rod latch according to the present utility model;
fig. 4 is a schematic view of the internal structure of the plastic cap of the present utility model.
Reference numerals: 1. brake shoes; 2. a connecting rod; 201. a cylindrical slot; 202. a clamping block slot; 203. a first spring; 204. a clamping block; 3. a first gasket; 4. a second gasket; 5. a connecting sleeve; 6. a sleeve head; 7. a dead bolt nut; 8. a fixed rod; 9. a spring; 10. a bracket; 11. a baffle; 12. a butterfly nut; 13. a plastic cover; 14. a plastic clamping block; 15. a plastic buckle; 16. a wear limit line; 17. a sediment guide groove; 18. a brake support arm; 19. a support rod; 20. a brake cable fixing screw; 21. a brake cable conduit; 22. a leather sheath hose; 23. the support arm is fixed with a screw.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1 to 4, in the present embodiment: the utility model provides a speed reduction structure for electric bicycle, including brake structure, brake shoe fixed knot constructs, brake shoe structure and plastics lid 13, brake shoe fixed knot constructs including connecting sleeve 5, butterfly nut 12 and dead bolt structure, connecting sleeve 5 one end fixedly connected with sleeve head 6, the cover has butterfly nut 12 on the connecting sleeve 5, be provided with the dead bolt structure on the connecting sleeve 5, brake shoe fixed knot constructs and sets up on two brake support arms 18 of brake structure, brake shoe structure is connected with brake structure through brake shoe fixed knot constructs, plastics lid 13 passes through buckle structure and installs on two brake support arms 18 of brake structure; the fixing bolt structure is positioned between the sleeve head 6 and the butterfly nut 12, the fixing bolt structure comprises a fixing bolt nut 7, a fixing rod 8, a spring 9 and a support 10, the support 10 is fixedly connected with the surface of the connecting sleeve 5, the support 10 is hollow cylindrical, a round hole is formed in the top end of the support 10, the fixing bolt nut 7 is fixedly connected with one end of the fixing rod 8, the fixing rod 8 penetrates through the hollow part of the support 10 and extends to the inside of the connecting sleeve 5 through the round hole in the top end of the support 10, the fixing bolt nut 7 is positioned at the top end of the support 10, the spring 9 is sleeved on the part of the fixing rod 8 inside the support 10, one end of the spring 9 is fixedly connected with the inner side of the top end of the support 10, one end of the spring 9, which is far away from the top end of the support 10, is fixedly connected with a baffle 11, the baffle 11 is positioned between the spring 9 and the connecting sleeve 5, and the baffle 11 is fixedly connected with the fixing rod 8, and the effect of fixing the connecting rod and the brake skin can be realized through the fixing bolt structure; the brake structure comprises two brake support arms 18, a support rod 19 and a brake cable fixing screw 20, wherein one end of one brake support arm 18 is connected with the support rod 19 through a screw, a brake cable guide pipe 21 is arranged on the support rod 19, a brake cable passes through the brake cable guide pipe 21 and a leather sheath hose 22 and is connected with the brake cable fixing screw 20, the brake cable fixing screw 20 is fixedly connected with one end of the other brake support arm 18, support arm fixing screws 23 are arranged at one ends of the two brake support arms 18, which are far away from the brake cable, and the aim of decelerating the electric bicycle can be achieved through the brake structure; the brake shoe structure comprises a brake shoe 1, a connecting rod 2, a first gasket 3 and a second gasket 4, wherein one end of the brake shoe 1 is fixedly connected with one end of the connecting rod 2, the first gasket 3 and the second gasket 4 are sleeved at one end of the connecting rod 2, which is close to the brake shoe 1, a cylindrical slot 201 is formed in the surface of one end, which is far away from the brake shoe 1, of the connecting rod 2, a clamping block slot 202 is formed in the middle of the connecting rod 2, clamping blocks 204 are arranged at two ends of the clamping block slot 202, protruding parts of the clamping blocks 204 are triangular, and the two clamping blocks 204 are connected through a first spring 203; two plastic clamping blocks 14 are arranged on one side of the plastic cover 13, which is close to the brake support arm 18, two plastic buckles 15 are arranged on the corresponding positions on the brake support arm 18, and the plastic cover 13 is connected with the brake support arm 18 through the two plastic clamping blocks 14 and the two plastic buckles 15; 8 strip-shaped slotted holes are uniformly formed in the plastic cover 13, so that the purpose of preventing the butterfly nut 12 from rotating is achieved; the part of the connecting sleeve 5 sleeved with the butterfly nut 12 is provided with threads, and the inner wall of the connecting sleeve 5 is provided with a triangular groove matched with the clamping block 204; the cylindrical slotted hole 201 arranged on the connecting rod 2 is matched and connected with the fixed rod 8; the two sides of the brake shoe 1 are provided with wear limiting lines 16, so that the wear condition of the brake shoe 1 can be known in time, and 3 sediment guide grooves 17 are formed in one surface of the brake shoe 1, which is contacted with a bicycle hub.
The working principle and the using flow of the utility model are as follows: firstly, two brake support arms 18 are installed on an electric bicycle bracket through support arm fixing screws 23, then, a brake cable is fixed on a brake cable fixing screw 20 through a brake cable guide pipe 21 and a leather hose 22 on a support rod 19, then, a brake shoe structure is installed, a first gasket 3 and a second gasket 4 are sleeved into a connecting rod 2, one end of the connecting rod 2 is fixedly connected with a brake shoe 1, a fixing bolt nut 7 is pulled upwards, a fixing rod 8 is pulled out of the inside of the connecting sleeve 5, then, the connecting rod 2 is inserted into the connecting sleeve 5, the first gasket 3 and the second gasket 4 are pushed between the brake shoe 1 and the connecting sleeve 5, a clamping block groove hole 202 is arranged in the middle of the connecting rod 2, two clamping blocks 204 are arranged at two ends of the clamping block groove hole 202 and are connected through springs 203, protruding parts of the clamping blocks 204 are triangular, so that the connecting rod 2 is conveniently fixed in the inside of the connecting sleeve 5 through the clamping blocks 204, the connecting rod 2 is provided with a cylindrical slot 201 on the surface far away from the brake shoe 1, a fixing bolt nut 7 is put down, a fixing rod 8 is pushed into the connecting sleeve 5, and then the fixing rod 8 is inserted into the cylindrical slot 201 on the connecting rod 2, so that the effect of effectively fixing the brake shoe 1 and the connecting rod 2 is achieved, a spring 9 is sleeved on the part of the fixing rod 8, which is positioned in the bracket 10, a baffle 11 is arranged between the spring 9 and the connecting sleeve 5, the baffle 11 is fixedly connected with the fixing rod 8, the purpose of preventing the fixing rod 8 from rebounding is achieved, then, the position of the brake shoe 1 contacted with a hub is adjusted through a rectangular hole formed in a brake support arm 18, after the adjustment, a butterfly nut 12 is manually rotated, the brake shoe structure and the brake shoe fixing structure are locked, finally, a plastic cover 13 is clamped on the brake support arm 18 through a plastic clamping block 14 and a plastic buckle 15, the plastic cover 13 is internally and uniformly provided with 8 strip-shaped slotted holes, so that two arms of the butterfly nut 12 are clamped into the strip-shaped slotted holes, and the purpose of preventing the butterfly nut 12 from rotating is achieved.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (9)
1. The speed reducing structure for the electric bicycle is characterized by comprising a brake structure, a brake shoe fixing structure, a brake shoe structure and a plastic cover (13);
the brake shoe fixing structure comprises a connecting sleeve (5), a butterfly nut (12) and a fixing bolt structure, wherein one end of the connecting sleeve (5) is fixedly connected with a sleeve head (6), the connecting sleeve (5) is sleeved with the butterfly nut (12), and the fixing bolt structure is arranged on the connecting sleeve (5);
the brake shoe fixing structure is arranged on two brake support arms (18) of the brake structure, and the brake shoe structure is connected with the brake structure through the brake shoe fixing structure;
the plastic cover (13) is arranged on two brake support arms (18) of the brake structure through a buckle structure.
2. The speed reducing structure for an electric bicycle according to claim 1, wherein: the utility model provides a dead bolt structure is located between sleeve head (6) and butterfly nut (12), the dead bolt structure includes dead bolt nut (7), dead lever (8), spring (9) and support (10), support (10) and connecting sleeve (5) fixed surface, support (10) are cavity cylindric, open on support (10) top has the round hole, dead bolt nut (7) and dead lever (8) one end fixed connection, dead lever (8) pass the hollow part of support (10) through the round hole on support (10) top and extend to the inside of connecting sleeve (5), dead bolt nut (7) are located support (10) top, dead lever (8) are located support (10) inside part cover and have spring (9), spring (9) one end and the inboard fixed connection in support (10) top, the one end and separation blade (11) fixed connection on separation blade (11) on support (10) top are kept away from to spring (9), separation blade (11) are located between spring (9) and connecting sleeve (5), separation blade (11) and dead lever (8) fixed connection.
3. The speed reducing structure for an electric bicycle according to claim 1, wherein: the brake structure comprises two brake support arms (18), a support rod (19) and a brake cable fixing screw (20), wherein one end of one brake support arm (18) is connected with the support rod (19) through a screw, a brake cable guide pipe (21) is arranged on the support rod (19), a brake cable penetrates through the brake cable guide pipe (21) and a leather sheath hose (22) to be connected with the brake cable fixing screw (20), the brake cable fixing screw (20) is fixedly connected with one end of the other brake support arm (18), and one ends, far away from the brake cable, of the two brake support arms (18) are respectively provided with a support arm fixing screw (23).
4. The speed reducing structure for an electric bicycle according to claim 1, wherein: the utility model discloses a brake shoe structure includes brake shoe (1), connecting rod (2), first gasket (3) and second gasket (4), brake shoe (1) and connecting rod (2) one end fixed connection, one end cover that connecting rod (2) are close to brake shoe (1) has first gasket (3) and second gasket (4), one end surface that connecting rod (2) kept away from brake shoe (1) is equipped with cylinder slotted hole (201), fixture block slotted hole (202) have been seted up at connecting rod (2) middle part, fixture block slotted hole (202) both ends all are equipped with fixture block (204), fixture block (204) bulge is triangle-shaped, two fixture blocks (204) are connected through first spring (203).
5. The speed reducing structure for an electric bicycle according to claim 1, wherein: two plastic clamping blocks (14) are arranged on one side, close to the brake support arm (18), of the plastic cover (13), two plastic buckles (15) are arranged on the corresponding positions of the brake support arm (18), and the plastic cover (13) is connected with the brake support arm (18) through the two plastic clamping blocks (14) and the two plastic buckles (15).
6. The speed reducing structure for an electric bicycle as set forth in claim 5, wherein: 8 strip-shaped slotted holes are uniformly formed in the plastic cover (13).
7. The speed reducing structure for an electric bicycle according to claim 1, wherein: the part of the connecting sleeve (5) sleeved with the butterfly nut (12) is provided with threads, and the inner wall of the connecting sleeve (5) is provided with a triangular groove matched with the clamping block (204).
8. The speed reducing structure for an electric bicycle as set forth in claim 4, wherein: the cylindrical slotted hole (201) arranged on the connecting rod (2) is connected with the fixed rod (8) in a matching way.
9. The speed reducing structure for an electric bicycle as set forth in claim 4, wherein: the two sides of the brake shoe (1) are provided with wear limiting lines (16), and one surface of the brake shoe (1) contacted with a bicycle hub is provided with 3 sediment guide grooves (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222831152.9U CN219237272U (en) | 2022-10-26 | 2022-10-26 | Speed reducing structure for electric bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222831152.9U CN219237272U (en) | 2022-10-26 | 2022-10-26 | Speed reducing structure for electric bicycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219237272U true CN219237272U (en) | 2023-06-23 |
Family
ID=86844860
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222831152.9U Active CN219237272U (en) | 2022-10-26 | 2022-10-26 | Speed reducing structure for electric bicycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219237272U (en) |
-
2022
- 2022-10-26 CN CN202222831152.9U patent/CN219237272U/en active Active
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