CN115675714A - Torque middle motor mounting structure and power-assisted bicycle - Google Patents
Torque middle motor mounting structure and power-assisted bicycle Download PDFInfo
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- CN115675714A CN115675714A CN202211340486.4A CN202211340486A CN115675714A CN 115675714 A CN115675714 A CN 115675714A CN 202211340486 A CN202211340486 A CN 202211340486A CN 115675714 A CN115675714 A CN 115675714A
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Abstract
The invention discloses a power-assisted bicycle with a mounting structure of a torque-center motor, which comprises a shell, wherein three fixed rods distributed in three directions are hinged in the shell through bolts capable of being loosened and loosened, one end of each fixed rod is hinged with a locking hoop, a motor is arranged in the shell, the motor can drive a rotary table on the side face of the shell, a position deviating from the circle center in the rotary table is hinged with a transmission connecting rod, and one end of the transmission connecting rod is hinged with a connector. Compared with the prior art, the bicycle chain wheel can be driven to rotate without influencing the original structure of the bicycle. The distance between the inserting cap and the circle center of the rotary table is convenient to adjust and is the same as the distance between the hinged point of the connector and the rotating shaft of the pedal lever, so that the rotary table and the pedal lever can synchronously rotate.
Description
Technical Field
The invention relates to the technical field of power-assisted bicycles, in particular to a mounting structure of a torque-center motor and a power-assisted bicycle.
Background
The form that current electric bicycle adopted dedicated motor of installation in rear wheel shaft department more, and this kind of structure cost is higher, and is difficult to reform transform current bicycle, reforms transform current bicycle through devices such as drive belt among the prior art and need dismantle the change sprocket structure, and the installation is troublesome, is not convenient for dismantle.
Therefore, there is a need for a power assisted bicycle with a torque-center motor mounting structure to solve the above problems in the prior art.
Disclosure of Invention
In order to achieve the purpose, the invention provides the following technical scheme: the mounting structure of the motor in the middle of moment comprises a casing, wherein three fixed rods distributed in three directions are hinged to the casing through bolts capable of being tightened and loosened, one end of each fixed rod is hinged to a locking hoop, the casing is internally provided with a motor, the motor can drive a rotary table on the side face of the casing, a transmission connecting rod is hinged to a position, deviating from the center of a circle, of the rotary table, and one end of the transmission connecting rod is hinged to a connector.
Further, preferably, a plurality of insertion caps are circumferentially distributed in the rotating disc, and the transmission link can be rotatably connected to one of the insertion caps.
A power-assisted bicycle using a torque-center motor mounting structure is characterized in that a locking hoop can be respectively locked in three levers of a triangular area in front of a bicycle frame, and a connector can be fixed in a pedal rod of the bicycle.
Preferably, a driving bevel gear driven by a motor is arranged in the casing, a driven bevel gear fixed with the turntable is further arranged on one side of the casing, and the driven bevel gear is meshed with the driving bevel gear. Thereby enabling the motor to drive the turntable to rotate.
Further, preferably, a plurality of sliding grooves extending along the diameter are formed in the rotating disc, and each of the insertion caps is slidably connected to the sliding groove.
Further, preferably, each plug cap is hinged with a push rod penetrating through the sliding groove, one end of each push rod is hinged to a connecting disc together, the connecting discs are parallel to the rotary disc, and the connecting discs are rotatably and slidably connected with the shell.
Preferably, one surface of the connecting disc, which is far away from the turntable, is rotatably connected with a shifting ring, screws are fixed on two sides of the shifting ring, the screws slidably penetrate through the other side of the machine shell, two driven gears are rotatably arranged on the side of the machine shell, and centers of the driven gears are respectively in threaded connection with the screws.
Further, as a preferred option, an adjusting gear is rotatably disposed on a side wall of the casing between the two driven gears, the adjusting gear is respectively engaged with the two driven gears, and a twisting handle is further disposed in the adjusting gear.
Compared with the prior art, the invention has the beneficial effects that:
in the invention, the transmission connecting rod is eccentric with the turntable, so that when the turntable rotates, the transmission connecting rod rotates around the turntable, thereby driving the pedal rod to rotate, and driving the bicycle chain wheel to rotate without influencing the original structure of the bicycle.
According to the invention, two ends of the fixed rod are fixed through the fastening screw, the connector is fixed in the pedal rod of the bicycle, one end of the transmission connecting rod is rotatably connected into the plug cap with the same phase as that in the pedal rod, the two driven gears can be driven to synchronously rotate through rotating the adjusting gear, and then the distance from the plug cap to the circle center of the turntable is adjusted, so that the distance from the plug cap to the circle center of the turntable is the same as the distance from the hinged point of the connector to the rotating shaft of the pedal rod, and the turntable and the pedal rod can be ensured to synchronously rotate.
In the invention, a plurality of plug caps are distributed on the periphery of the rotary disc, and the transmission connecting rod can be rotatably connected into one plug cap so as to ensure that the phase of the transmission connecting rod in the rotary disc is the same as that of the transmission connecting rod in the pedal rod when the transmission connecting rod is installed, thereby reducing the amplitude of adjustment required during installation.
Drawings
Fig. 1 is a schematic structural view of a mounting structure of a torque center motor;
FIG. 2 is a schematic structural view of a power-assisted bicycle with a motor arranged in the middle of torque;
FIG. 3 is a schematic structural view of a cross section of a housing;
in the figure: 1. a housing; 2. a fixing rod; 3. a locking band; 4. a turntable; 41. inserting a cap; 42. a chute; 43. a push rod; 5. a transmission connecting rod; 6. a connector; 7. a frame; 8. a foot lever; 9. a drive bevel gear; 10. a driven bevel gear; 11. a connecting disc; 12. ring shifting; 13. a screw; 14. a driven gear; 15. and adjusting the gear.
Detailed Description
Referring to fig. 1, in an embodiment of the present invention, an installation structure of a torque-center motor includes a housing 1, three fixing rods 2 distributed in three directions are hinged to the housing 1 through bolts capable of being loosened and tightened, one end of each fixing rod 2 is hinged to a locking hoop 3, a motor is disposed in the housing 1, the motor can drive a turntable 4 on a side surface of the housing 1, a transmission link 5 is hinged to a position deviating from a center of a circle in the turntable 4, and one end of the transmission link 5 is hinged to a connector 6.
In this embodiment, a plurality of insertion caps 41 are circumferentially distributed in the rotary plate 4, and the transmission link 5 can be rotatably connected to one of the insertion caps 41. So that the drive link 5 is installed with the same phase in the turntable 4 as in the foot bar 8, reducing the amount of adjustment required for installation.
Referring to fig. 2, in this embodiment, the locking band 3 can be respectively locked to three levers of a triangle area in front of the bicycle frame 7, the connector 6 can be fixed to the pedal lever 8 of the bicycle, and since the transmission link 5 is eccentric to the turntable 4, when the turntable 4 rotates, the transmission link 5 rotates around the turntable 4, thereby driving the pedal lever 8 to rotate, and the bicycle sprocket can be driven to rotate without affecting the original structure of the bicycle.
Referring to fig. 3, in the present embodiment, a driving bevel gear 9 driven by a motor is disposed in the casing 1, a driven bevel gear 10 fixed to the turntable 4 is further disposed on one side of the casing 1, and the driven bevel gear 10 is engaged with the driving bevel gear 9. Thereby enabling the motor to drive the turntable 4 to rotate.
In this embodiment, a plurality of sliding grooves 42 extending along the diameter are formed in the rotating disk 4, and each of the inserting caps 41 is slidably connected to the sliding groove 42.
In this embodiment, each plug cap 41 is hinged with a push rod 43 penetrating through the sliding groove 42, one end of the push rods 43 is hinged in the connecting plate 11 together, the connecting plate 11 is parallel to the rotating disc 4, and the connecting plate 11 is rotatably and slidably connected with the machine shell 1. That is to say, the distance between the connecting disc 11 and the rotary disc 4 can be changed to enable the push rod 43 to push the plug cap 41, so as to change the distance between the plug cap 41 and the center of the rotary disc 4, so that the distance between the plug cap 41 and the center of the rotary disc 4 is the same as the distance between the hinge point of the connector 6 and the rotating shaft of the pedal lever 8, and thus the synchronous rotation of the rotary disc 4 and the pedal lever 8 can be ensured.
In this embodiment, a dial ring 12 is rotatably connected to a surface of the connection plate 11 away from the turntable 4, screws 13 are fixed to two sides of the dial ring 12, the screws 13 slidably penetrate through the other side of the casing 1, two driven gears 14 are rotatably arranged on the side of the casing 1, and centers of the driven gears 14 are respectively in threaded connection with the screws 13. That is, the screw 13 can be driven to slide by rotating the driven gear 14, so that the dial ring 12 drives the connecting disc 11 to slide to change the distance between the connecting disc 11 and the turntable 4.
In this embodiment, an adjusting gear 15 is rotatably disposed on a side wall of the housing 1 between the two driven gears 14, the adjusting gear 15 is respectively engaged with the two driven gears 14, and a twist handle is further disposed in the adjusting gear 15. The two driven gears 14 can be driven to synchronously rotate by rotating the adjusting gear 15, so that the distance from the inserting cap 41 to the circle center of the turntable 4 is adjusted.
During the concrete implementation, pedal the dismantlement with the bicycle, locking hoop 3 that corresponds three dead levers 2 is fixed to the bicycle frame 7 the place ahead trigone in three levers, and fix dead lever 2 both ends through the fastening spiral, fix connector 6 in the pedal pole 8 of bicycle, rotationally be connected to the one end of transmission connecting rod 5 in the nut 41 with the same phase place in the pedal pole 8, can drive two driven gear 14 synchronous rotations through rotatory adjusting gear 15, and then adjust the distance of nut 41 to the 4 centre of a circle of carousel, make the distance of nut 41 to the 4 centre of a circle of carousel and the distance of connector 6 pin joint to the pivot of pedal pole 8 the same, in order to guarantee carousel 4 and pedal pole 8 can synchronous rotation.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered as the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.
Claims (9)
1. The mounting structure of the motor with the middle torque comprises a machine shell (1) and is characterized in that three fixing rods (2) distributed in three directions are hinged to the machine shell (1) through bolts capable of being loosened and tightened, a locking hoop (3) is hinged to one end of each fixing rod (2), a motor is arranged in the machine shell (1), the motor can drive a rotary table (4) on the side face of the machine shell (1), a transmission connecting rod (5) is hinged to a position, deviating from the circle center, of the rotary table (4), and a connector (6) is hinged to one end of the transmission connecting rod (5).
2. A mounting structure of a torque center motor according to claim 1, wherein a plurality of plug caps (41) are circumferentially distributed in the rotary plate (4), and the transmission link (5) can be rotatably connected to one of the plug caps (41).
3. A power-assisted bicycle using a mid-torque motor mounting structure as claimed in claim 1, wherein the locking band (3) can be locked into three levers of a triangle area in front of a bicycle frame (7), respectively, and the connector (6) can be fixed in a foot bar (8) of the bicycle.
4. A torque center motor mounting structure according to claim 1, wherein a driving bevel gear (9) driven by the motor is provided in the casing (1), a driven bevel gear (10) fixed to the turntable (4) is further provided at one side of the casing (1), and the driven bevel gear (10) is engaged with the driving bevel gear (9).
5. Thereby enabling the motor to drive the turntable (4) to rotate.
6. A mounting structure of a torque center motor according to claim 2, wherein a plurality of slide grooves (42) extending along a diameter are formed in the rotary plate (4), and each of the insert caps (41) is slidably connected to the slide groove (42).
7. A mounting structure of a torque center motor according to claim 5, characterized in that each plug cap (41) is hinged with a push rod (43) penetrating through a sliding groove (42), one end of the push rods (43) are hinged in a connecting disc (11) together, the connecting disc (11) is parallel with the rotating disc (4), and the connecting disc (11) is rotatably and slidably connected with the machine shell (1).
8. The mounting structure of a torque center motor according to claim 6, wherein a dial ring (12) is rotatably connected to one surface of the connecting disc (11) far away from the rotating disc (4), screw rods (13) are fixed to two sides of the dial ring (12), the screw rods (13) slidably penetrate through the other side of the machine shell (1), two driven gears (14) are rotatably arranged on the side of the machine shell (1), and centers of the driven gears (14) are respectively in threaded connection with the screw rods (13).
9. A mounting structure of a torque center motor according to claim 7, wherein an adjusting gear (15) is rotatably provided on a side wall of the housing (1) between the two driven gears (14), and the adjusting gear (15) is engaged with the two driven gears (14), respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211340486.4A CN115675714B (en) | 2022-10-28 | 2022-10-28 | Mounting structure of torque centrally-mounted motor and booster bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211340486.4A CN115675714B (en) | 2022-10-28 | 2022-10-28 | Mounting structure of torque centrally-mounted motor and booster bicycle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115675714A true CN115675714A (en) | 2023-02-03 |
| CN115675714B CN115675714B (en) | 2023-09-19 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211340486.4A Active CN115675714B (en) | 2022-10-28 | 2022-10-28 | Mounting structure of torque centrally-mounted motor and booster bicycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115675714B (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4871042A (en) * | 1988-09-01 | 1989-10-03 | Hsu Chi Chu | Electric bicycle |
| CN2214920Y (en) * | 1994-09-15 | 1995-12-13 | 黄其明 | Friction drive booster cycle with printed wound dc motor |
| DE29904342U1 (en) * | 1999-03-02 | 1999-06-17 | Aichele, Corinna, 10245 Berlin | Electric auxiliary bike motor |
| CN200948864Y (en) * | 2006-05-12 | 2007-09-19 | 蔡高德 | Bicycle auxiliary power unit |
| CN202541770U (en) * | 2012-03-05 | 2012-11-21 | 邓盛云 | Foot-operated and electrically-driven mechanism |
| CN104260817A (en) * | 2014-10-24 | 2015-01-07 | 董小牧 | Electric power device of bicycle |
| CN111319711A (en) * | 2019-12-27 | 2020-06-23 | 苏州万佳电器有限公司 | Centrally-mounted driving mechanism and power-assisted bicycle |
| CN211944963U (en) * | 2020-02-19 | 2020-11-17 | 温州立源五金科技有限公司 | Feeding device for bolt machining equipment |
| CN112135771A (en) * | 2018-05-16 | 2020-12-25 | 本田技研工业株式会社 | A repacking electric actuator and bicycle for bicycle |
| CN113371122A (en) * | 2021-08-12 | 2021-09-10 | 尚策 | Novel electric power-assisted bicycle |
-
2022
- 2022-10-28 CN CN202211340486.4A patent/CN115675714B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4871042A (en) * | 1988-09-01 | 1989-10-03 | Hsu Chi Chu | Electric bicycle |
| CN2214920Y (en) * | 1994-09-15 | 1995-12-13 | 黄其明 | Friction drive booster cycle with printed wound dc motor |
| DE29904342U1 (en) * | 1999-03-02 | 1999-06-17 | Aichele, Corinna, 10245 Berlin | Electric auxiliary bike motor |
| CN200948864Y (en) * | 2006-05-12 | 2007-09-19 | 蔡高德 | Bicycle auxiliary power unit |
| CN202541770U (en) * | 2012-03-05 | 2012-11-21 | 邓盛云 | Foot-operated and electrically-driven mechanism |
| CN104260817A (en) * | 2014-10-24 | 2015-01-07 | 董小牧 | Electric power device of bicycle |
| CN112135771A (en) * | 2018-05-16 | 2020-12-25 | 本田技研工业株式会社 | A repacking electric actuator and bicycle for bicycle |
| CN111319711A (en) * | 2019-12-27 | 2020-06-23 | 苏州万佳电器有限公司 | Centrally-mounted driving mechanism and power-assisted bicycle |
| CN211944963U (en) * | 2020-02-19 | 2020-11-17 | 温州立源五金科技有限公司 | Feeding device for bolt machining equipment |
| CN113371122A (en) * | 2021-08-12 | 2021-09-10 | 尚策 | Novel electric power-assisted bicycle |
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| Publication number | Publication date |
|---|---|
| CN115675714B (en) | 2023-09-19 |
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