CN204736987U - Electric motor car foot helps steps on fast measuring device - Google Patents
Electric motor car foot helps steps on fast measuring device Download PDFInfo
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- CN204736987U CN204736987U CN201520108438.1U CN201520108438U CN204736987U CN 204736987 U CN204736987 U CN 204736987U CN 201520108438 U CN201520108438 U CN 201520108438U CN 204736987 U CN204736987 U CN 204736987U
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- measuring device
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Abstract
The utility model relates to an electric motor car foot helps steps on fast measuring device, including speedtransmitter and for the response part of speedtransmitter motion, speedtransmitter arranges in inside the motor. The utility model discloses electric motor car foot helps steps on fast measuring device is through setting up the speed inductor inside the motor, does not so influence the apolegamy and the structure of the whole original part of car, and it is more succinct, safer that the line is walked to simultaneously whole car signal line, pleasing to the eye, owing to reason pedal and the present drive mechanism of whole car, can improve at double to help and step on rate signal resolution ratio simultaneously, ride effect and control the security of the electric helping hand that promotes whole car so better.
Description
Technical field
The utility model relates to measurement mechanism technical field, and particularly a kind of battery-driven car pin helps and steps on velocity measuring device.
Background technology
Battery-driven car needs detecting pin in time to help car load speed when stepping on and help to step on direction riding in the process of sailing electric-control system, stepping on the general all states of speed sensor according to traditional helping fixes on axis or on rear wheel frame hook, as Chinese patent (201220462621.8), disclose a kind of integral type speed sensor, comprise magnet steel dish, Hall chip and the axis be arranged in bearing carrier ring, characterized by further comprising protecgulum and bonnet, the reverse tooth bowl radial direction of described protecgulum and bearing carrier ring one end is fixing, and bonnet and protecgulum are fixing forms magnet steel dish described in cavities contain, described axis is fixed through protecgulum and magnet steel dish, at least one Hall chip is fixed relative with the magnet steel on magnet steel dish inside described protecgulum or bonnet.Such apolegamy and complete vehicle structure, outward appearance affecting the original part of car load, simultaneously more complicated to car load outlet, winding displacement, existing sensor is generally exposed to outside due to the factor such as to expose to wind and rain makes sensor also there is Quality Safety hidden danger; Will improve the resolution of the signal of velocity measurement to general existing sensor, be all that increase magnetite quantity or increase magnetize magnet ring size to increase magnetic pole logarithm to gather way the resolution measured usually, these all can increase cost or affect good looking appearance simultaneously.
Therefore, be necessary to provide a kind of new battery-driven car pin to help and step on velocity measuring device to solve the problems referred to above.
Utility model content
The purpose of this utility model is to provide a kind of attractive in appearance, safe battery-driven car pin and helps and step on velocity measuring device.
The utility model is achieved through the following technical solutions above-mentioned purpose: a kind of battery-driven car pin helps steps on velocity measuring device, and the inductive means comprising speed sensor and move relative to described speed sensor, described speed sensor is placed in motor internal.
Further, described motor comprises motor stator, and described speed sensor is positioned on described stator, described motor also comprises axis, described bottom bracket axle is provided with described motor stator, and described axis is also arranged with the ratchet rotated relative to described motor stator, and described inductive means is with described pawl wheel.
Further, described speed sensor comprises Hall element, and described inductive means is ferromagnetic component.
Further, described ratchet sleeve is provided with the ferromagnetic component with described pawl wheel.
Further, described ratchet sleeve is provided with the flywheel with described pawl wheel, and the end face of described flywheel near described speed sensor side is provided with described ferromagnetic component.
Further, described ratchet sleeve is provided with the flywheel with described pawl wheel, and the end face of described flywheel near described speed sensor side is described ferromagnetic component, and described end face is provided with multiple opening.
Further, described ratchet is provided with described ferromagnetic component near the end face of described speed sensor side.
Further, described Hall element is connected with signal wire (SW), and described signal wire (SW) part is placed in described axis, and part extends to outside motor.
Further, described motor comprises motor housing wheel hub, described motor housing wheel hub comprises wheel hub and wheel hub cover, is provided with the rotor rotated around described motor stator in described motor housing wheel hub, and the two ends of described axis extend to the outside of described motor housing wheel hub.
Further, described speed sensor is directly locked on described motor stator or by shell and is locked on described motor stator.
Compared with prior art, the utility model battery-driven car pin helps the beneficial effect stepping on velocity measuring device to be: by speed sensor is arranged on motor internal, do not affect apolegamy and the structure of the original part of car load like this, car load signal wire (SW) cabling is more succinct simultaneously, safer, attractive in appearance, simultaneously due to reason that is foot-operated and the existing transmission device of car load, can significantly improve to help and step on speed signal resolution, the electric power-assisted promoting car load so is better ridden effect and control security.
Accompanying drawing explanation
Fig. 1 is the exploded perspective view of embodiment 1.
Fig. 2 is the assembling enlarged diagram of Fig. 1.
Fig. 3 is the exploded perspective view of embodiment 2.
Fig. 4 is the assembling enlarged diagram of Fig. 2.
Fig. 5 is the exploded perspective view of embodiment 3.
Fig. 6 is the assembling enlarged diagram of Fig. 3.
Fig. 7 is the enlarged diagram of Fig. 1, Fig. 2, Fig. 3 medium velocity inductor
Fig. 8 is the exploded perspective view of embodiment 4.
Fig. 9 is the assembling enlarged diagram of Fig. 4.
Figure 10 is the enlarged diagram of ratchet and ferromagnetic component in Fig. 8.
Figure 11 is the enlarged diagram of Fig. 8 medium velocity inductor.
Detailed description of the invention
Embodiment 1, refer to Fig. 1, Fig. 2, Fig. 7, battery-driven car pin helps to be stepped on velocity measuring device and comprises the speed sensor 106 being arranged on motor internal, described motor comprises motor housing wheel hub 101, rotor 102 and motor stator 103, described rotor 102 rotates around described motor stator 103, described motor housing wheel hub 101 comprises wheel hub 101a and wheel hub cover 101b, described wheel hub 101a and wheel hub cover 101b is locked by screw 110, also lock by other modes such as engagings, described rotor 102 is provided with in described motor housing wheel hub 101, described motor stator 103 is provided with in described rotor 102, described motor stator 103 is sheathed on axis 104, the two ends of described axis 104 extend to the outside of described motor housing wheel hub 101, described axis 104 is arranged with ratchet 105, one end of described ratchet 105 is connected with wheel hub cover 101b, the other end is arranged with ferromagnetic component 107 and flywheel 108, described ferromagnetic component 107 is discoid, ferromagnetic material in described ferromagnetic component 107 circumferentially angularly distributes or is circumferentially angularly filled with magnetic, described ferromagnetic component 107 is between described wheel hub cover 101b and described flywheel 108, described speed sensor 106 is arranged on described motor stator 103, described speed sensor 106 comprises Hall element 61 and magnetite 62, also Hall element 61 can be only included, described Hall element is at least two and is arranged side by side, described magnetite 62 is in order to strengthen induced signal intensity, described speed sensor 106 to be locked on described motor stator 103 by shell 63 and screw 64, described magnetite 62 and described ferromagnetic component 107 lay respectively at the back side and the front of described Hall element 61, described Hall element 61 is connected with signal wire (SW) 109, described signal wire (SW) 109 part is placed in described axis 104, part extends to outside motor.
Embodiment 2, refer to Fig. 3, Fig. 4, Fig. 7, battery-driven car pin helps to be stepped on velocity measuring device and comprises the speed sensor 206 being arranged on motor internal, described motor comprises motor housing wheel hub 201, rotor 202 and motor stator 203, described rotor 202 rotates around described motor stator 203, described motor housing wheel hub 201 comprises wheel hub 201a and wheel hub cover 201b, described wheel hub 201a and wheel hub cover 201b is locked by screw 210, also lock by other modes such as engagings, described rotor 202 is provided with in described motor housing wheel hub 201, described motor stator 203 is provided with in described rotor 202, described motor stator 203 is sheathed on axis 204, the two ends of described axis 204 extend to the outside of described motor housing wheel hub 202, described axis 204 is arranged with ratchet 205, one end of described ratchet 205 is connected with wheel hub cover 201b, the other end is arranged with flywheel 208, the end face that described flywheel 208 is positioned at described wheel hub cover 201b side is provided with ferromagnetic component 207, described ferromagnetic component 207 is the magnetite that several circumferentially angularly distribute, described speed sensor 206 is arranged on described motor stator 203, described speed sensor 206 comprises Hall element 61 and magnetite 62, also Hall element 61 can be only included, described Hall element is at least two and is arranged side by side, described magnetite 62 is in order to strengthen induced signal, described speed sensor 206 to be locked on described motor stator 203 by shell 63 and screw 64, described magnetite 62 and described ferromagnetic component 207 lay respectively at the back side and the front of described Hall element 61, described Hall element 61 is connected with signal wire (SW) 209, described signal wire (SW) 209 part is placed in described axis 204, part extends to outside motor.
Embodiment 3, refer to Fig. 5, Fig. 6, Fig. 7, battery-driven car pin helps to be stepped on velocity measuring device and comprises the speed sensor 306 being arranged on motor internal, described motor comprises motor housing wheel hub 301, rotor 302 and motor stator 303, described rotor 302 rotates around described motor stator 303, described motor housing wheel hub 301 comprises wheel hub 301a and wheel hub cover 301b, described wheel hub 301a and wheel hub cover 301b is locked by screw 310, also lock by other modes such as engagings, described rotor 302 is provided with in described motor housing wheel hub 301, described motor stator 303 is provided with in described rotor 302, described motor stator 303 is sheathed on axis 304, the two ends of described axis 304 extend to the outside of described motor housing wheel hub 301, described axis 304 is arranged with ratchet 305, one end of described ratchet 305 is connected with wheel hub cover 301b, the other end is arranged with flywheel 308, the end face that described flywheel 308 is positioned at described wheel hub cover 301b side contains ferromagnetic material, described end face is provided with several openings circumferentially angularly distributed, namely described flywheel 308 is ferromagnetic component, respond to facilitate speed sensor and signal is judged, described speed sensor 306 is arranged on described motor stator 303, described speed sensor 306 comprises Hall element 61 and magnetite 62, also Hall element 61 can be only included, described Hall element is at least two and is arranged side by side, described magnetite 62 is in order to strengthen induced signal, described speed sensor 306 to be locked on described motor stator 303 by shell 63 and screw 64, described magnetite 62 and described ferromagnetic component 307 lay respectively at the back side and the front of described Hall element 61, described Hall element 61 is connected with signal wire (SW) 309, described signal wire (SW) 309 part is placed in described axis 304, part extends to outside motor.
Embodiment 4, refer to Fig. 8, Fig. 9, Figure 10, Figure 11, battery-driven car pin helps to be stepped on velocity measuring device and comprises the speed sensor 406 being arranged on motor internal, described motor comprises motor housing wheel hub 401, rotor 402 and motor stator 403, described rotor 402 rotates around described motor stator 403, described motor housing wheel hub 401 comprises wheel hub 401a and wheel hub cover 401b, described wheel hub 401a and wheel hub cover 401b is locked by screw 410, also lock by other modes such as engagings, described rotor 402 is provided with in described motor housing wheel hub 401, described motor stator 403 is provided with in described rotor 402, described motor stator 403 is sheathed on axis 404, the two ends of described axis 404 extend to the outside of described motor housing wheel hub 401, described axis 404 is arranged with ratchet 405, described ratchet 405 comprises ratchet body 4052 and connecting portion 4051, described connecting portion 4051 is connected with wheel hub cover 401b, described ratchet body 4052 comprises the fixed part 4053 near speed sensor 406 1 end face, described fixed part 4053 is provided with ferromagnetic component 407, ferromagnetic material in described ferromagnetic component 407 circumferentially angularly distributes or is circumferentially angularly filled with magnetic, described ferromagnetic component 407 is fixed on described fixed part by screw 4054, described ferromagnetic component 407 rotates with ratchet body 4052, the described other end is arranged with flywheel (not shown), described speed sensor 406 is arranged on described motor stator 403, and it is corresponding with ferromagnetic component 407, described speed sensor 406 comprises Hall element 4061 and magnetite 4062, also Hall element 4061 can be only included, described Hall element is at least two and is arranged side by side, described magnetite 4062 is in order to strengthen induced signal intensity, described speed sensor 406 is directly locked on described motor stator 403, described magnetite 4062 and described ferromagnetic component 407 lay respectively at the back side and the front of described Hall element 4061, described Hall element 4061 is connected with signal wire (SW) 409, the signal wire (SW) 409 be connected with described speed sensor 406 is equipped with in described axis 404, described signal wire (SW) 409 extends to outside motor.In present embodiment, by Hall element 61 as speed sensor 406, ferromagnetic component 407 is as inductive means, and by magnetic induction way measuring speed, this mode also can be realized by photoinduction mode.
The principle of work of above-described embodiment 1-4 is: foot-operated (not shown) is rotated by sprocket transmission mechanism (not shown) flywheel driven of battery-driven car, flywheel drives pawl wheel, ferromagnetic component on flywheel or ratchet rotates relative to the speed sensor be fixed on motor stator, when the ferromagnetic material in ferromagnetic component is through Hall element, the change in magnetic field can be caused, by obtaining to the measurement of electromotive force the speed that ferromagnetic component rotates, Negotiation speed ratio computing formula can learn foot-operated velocity magnitude, judge that ferromagnetic component judges its direction rotated through the order of each Hall by two Hall or multiple Hall mode, i.e. direction sensor, due to reason that is foot-operated and the existing transmission device of car load, can significantly improve to help and step on speed signal resolution.
Above-described is only embodiments more of the present utility model.For the person of ordinary skill of the art, under the prerequisite not departing from the utility model creation design, can also make some distortion and improvement, these all belong to protection domain of the present utility model.
Claims (10)
1. battery-driven car pin helps and steps on a velocity measuring device, and the inductive means comprising speed sensor and move relative to described speed sensor, is characterized in that: described speed sensor is placed in motor internal.
2. battery-driven car pin according to claim 1 helps and steps on velocity measuring device, it is characterized in that: described motor comprises motor stator, described speed sensor is positioned on described stator, described motor also comprises axis, described bottom bracket axle is provided with described motor stator, described axis is also arranged with the ratchet rotated relative to described motor stator, and described inductive means is with described pawl wheel.
3. battery-driven car pin according to claim 2 helps and steps on velocity measuring device, it is characterized in that: described speed sensor comprises Hall element, and described inductive means is ferromagnetic component.
4. battery-driven car pin according to claim 3 helps and steps on velocity measuring device, it is characterized in that: described ratchet sleeve is provided with the ferromagnetic component with described pawl wheel.
5. battery-driven car pin according to claim 3 helps and steps on velocity measuring device, it is characterized in that: described ratchet sleeve is provided with the flywheel with described pawl wheel, and the end face of described flywheel near described speed sensor side is provided with described ferromagnetic component.
6. battery-driven car pin according to claim 3 helps and steps on velocity measuring device, it is characterized in that: described ratchet sleeve is provided with the flywheel with described pawl wheel, the end face of described flywheel near described speed sensor side is described ferromagnetic component, and described end face is provided with some openings.
7. battery-driven car pin according to claim 3 helps and steps on velocity measuring device, it is characterized in that: the end face of described ratchet near described speed sensor side is provided with described ferromagnetic component.
8. battery-driven car pin according to claim 3 helps and steps on velocity measuring device, it is characterized in that: described Hall element is connected with signal wire (SW), and described signal wire (SW) part is placed in described axis, and part extends to outside motor.
9. battery-driven car pin according to claim 2 helps and steps on velocity measuring device, it is characterized in that: described motor comprises motor housing wheel hub, described motor housing wheel hub comprises wheel hub and wheel hub cover, be provided with the rotor rotated around described motor stator in described motor housing wheel hub, the two ends of described axis extend to the outside of described motor housing wheel hub.
10. battery-driven car pin according to claim 2 helps and steps on velocity measuring device, it is characterized in that: described speed sensor is directly locked on described motor stator or by shell and is locked on described motor stator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520108438.1U CN204736987U (en) | 2015-02-13 | 2015-02-13 | Electric motor car foot helps steps on fast measuring device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520108438.1U CN204736987U (en) | 2015-02-13 | 2015-02-13 | Electric motor car foot helps steps on fast measuring device |
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| CN204736987U true CN204736987U (en) | 2015-11-04 |
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| CN201520108438.1U Active CN204736987U (en) | 2015-02-13 | 2015-02-13 | Electric motor car foot helps steps on fast measuring device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106953470A (en) * | 2017-05-10 | 2017-07-14 | 昆山攀登电子科技有限公司 | A kind of electric motor car torque inductively measures formula motor |
| WO2018039873A1 (en) * | 2016-08-29 | 2018-03-08 | 深圳一哥智行科技有限公司 | Wheel hub for electric bicycle |
| TWI764545B (en) * | 2021-01-28 | 2022-05-11 | 太康精密股份有限公司 | Electric power-assisted bicycle bottom bracket to increase pedal feeling device |
-
2015
- 2015-02-13 CN CN201520108438.1U patent/CN204736987U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018039873A1 (en) * | 2016-08-29 | 2018-03-08 | 深圳一哥智行科技有限公司 | Wheel hub for electric bicycle |
| CN106953470A (en) * | 2017-05-10 | 2017-07-14 | 昆山攀登电子科技有限公司 | A kind of electric motor car torque inductively measures formula motor |
| WO2018205713A1 (en) * | 2017-05-10 | 2018-11-15 | 昆山攀登电子科技有限公司 | Electric bicycle torque sensing-type motor and electric bicycle |
| CN106953470B (en) * | 2017-05-10 | 2020-04-10 | 昆山攀登电子科技有限公司 | Electric motor car moment induction measuring formula motor |
| TWI764545B (en) * | 2021-01-28 | 2022-05-11 | 太康精密股份有限公司 | Electric power-assisted bicycle bottom bracket to increase pedal feeling device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 215300 Jianwei Auto Parts Logistics Market, 55 Chaoyang East Road, Kunshan Development Zone, Suzhou City, Jiangsu Province, 6 1705 Rooms Patentee after: Kunshan climbing Electronic Technology Co., Ltd. Address before: 215300 Jianwei Auto Parts Logistics Market, 55 Chaoyang East Road, Suzhou Development Zone, Jiangsu Province, 6 1705 Rooms Patentee before: Freq-variable electronic Science and Technology Ltd. is climbed in Kunshan |
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| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 28 hengsi Road, Chengxiang Town, Taicang City, Suzhou City, Jiangsu Province Patentee after: Suzhou moteng Electronic Technology Co., Ltd Address before: Chaoyang Road, Suzhou Development Zone in Kunshan City, Jiangsu province 215300 City No. 55 auto parts logistics market Jianwei building 1705 room 6 Patentee before: KUNSHAN PANDENG ELECTRONIC TECHNOLOGY Co.,Ltd. |