TWM548663U - Electric bicycle driving assembly with torque sensing - Google Patents

Description

Twist-sensing electric bicycle drive assembly

The present invention provides an electric bicycle driving assembly with torque sensing, in particular, a torque detecting mechanism is combined with a pedal shaft of a bicycle, and a torque detecting mechanism is used for detecting a rotating torque generated by the pedal shaft, as Control and drive basis; when the torque detecting mechanism detects the rotational torque generated by the pedal shaft, the torque detecting mechanism generates a trigger signal from the controller module and starts the motor assembly, and the motor assembly transmits The rotation of the clutch and clutch mechanism drives the toothed disc of the bicycle to rotate. The bicycle can be started according to the torque generated during riding, and the motor assembly can be used as an electric power assisting function, thereby perfectly matching the bicycle in various environments. Ride the demander.

With the promotion of factors such as quality of life and health, coupled with changes in lifestyles, people are paying more and more attention to the quality of leisure life; therefore, more and more people choose bicycles that are less energy-intensive as a means of transportation. Or it is the main tool for leisure and sports; when it comes to bicycles, because it can combine both physical fitness and environmental protection, riding bicycles has become a new trend and fashion for modern sports, leisure and family fun. .

However, riding a bicycle can be physically strong, but for older elders or younger children, if you ride a bicycle for a long time or encounter an uphill slope, etc., you will have physical strength. The load is too large. Therefore, the industry has developed a kind of power Auxiliary bicycles are available; conventional electric bicycles are mainly used on bicycle frames, and an electric motor is additionally installed, and the power of the electric motor is driven by the transmission mechanism to drive the bicycle wheels, which is equivalent to: the simplest transmission In this way, the bicycle is driven by an electric motor to reduce the physical effort required for the user to ride the bicycle.

However, the conventional electric bicycle can only control the starting of the electric motor in a passive manner, that is, the conventional electric bicycle mainly sets the controller for controlling the starting of the electric motor to the bicycle handle position, resulting in the electric motor of the conventional electric bicycle, which can only be completely It can be started by the user operating the controller; thus, when the user does not know how to operate the controller, the electric motor cannot be started; or, when the user rides the conventional electric bicycle, Pay attention to the road ahead, and also must focus on the operation of the controller, which may cause the user to be distracted by the electric bicycle and cause danger.

The main purpose of the present invention is to disclose a torque-sensing electric bicycle driving assembly, in particular to a bicycle frame, which comprises a torque detecting mechanism, a clutch mechanism, a set of fittings, a pedal shaft and a The motor assembly, the motor assembly is combined with a body, the seat body and the frame are combined, and a motor module is internally provided with a controller module, the torque detecting mechanism is provided with a sensing portion and a torsion detection The component of the torque detecting component is electrically connected to the sensing portion and the controller module, and the torque detecting component is configured to detect the change value of the sensing portion and generate a trigger signal, and transmit the trigger signal to the controller module. The motor assembly is started by the controller module, and the torque detecting mechanism, the clutch mechanism and the sleeve are combined in sequence, and are respectively disposed by the pedal shaft, and are disposed inside the seat body, and the pedal shaft is used to drive the torque. When the detecting mechanism rotates, the torque detecting mechanism drives the clutch mechanism to rotate, and then the clutch mechanism drives the bicycle turntable to rotate; and the motor assembly drives the sleeve to rotate, and the clutch device drives the clutch device again. And bicycle wheel rotates.

The technical feature of the creation is that the pedal shaft drives the torque detecting mechanism to rotate, and when the torque detecting mechanism detects the rotating torque, the torque detecting mechanism generates a trigger signal to the controller module to start the motor. The motor assembly system further drives the clutch member and the clutch mechanism to rotate, and then the clutch mechanism drives the toothed disc of the bicycle to rotate, so as to achieve that the bicycle can be started in the motor assembly according to the torque generated by the rider's pedal; In this way, the power of the motor assembly can be used as an aid, and the manpower can be used to achieve the dual power and the confluence driving function, thereby reducing the physical effort required by the user.

At the same time, it can also avoid the user, do not know how to operate the electric door controller, so that the motor can not be started; or even avoid the user riding the electric bicycle, in addition to paying attention to the front road conditions, must also focus on the operation of the electric door controller. This makes it easy for the user to distract from riding the electric bicycle.

1‧‧‧Torque Detection Agency

11‧‧‧ base

12‧‧‧Induction Department

13‧‧‧First engagement department

14‧‧‧Torque detecting element

2‧‧‧Clutching agency

21‧‧‧ housing

22‧‧‧Second engagement department

23‧‧‧First bearing

231‧‧ Third Third Joint Department

24‧‧‧One-way ring

241‧‧‧Fourth Joint Department

242‧‧‧ Groove

243‧‧ ‧ spring

244‧‧‧Block

245‧‧‧ cover

246‧‧‧Locking components

25‧‧‧First lock

26‧‧‧Second bearing

3‧‧‧ fittings

31‧‧‧First bevel gear

32‧‧‧The Fifth Joint Department

33‧‧‧ Third bearing

4‧‧‧ pedal shaft

41‧‧‧The Sixth Joint Department

42‧‧‧Combination Department

5‧‧‧ toothed disc

51‧‧‧Second lock

6‧‧‧First joint

61‧‧‧ Third lock

62‧‧‧fourth lock

7‧‧‧Motor assembly

71‧‧‧Second bevel gear

8‧‧‧ body

81‧‧‧fourth bearing

82‧‧‧ cover

The first picture is a combination diagram of the electric bicycle drive assembly with the torsion perception.

The second picture: an exploded view of the electric bicycle drive assembly with the torsion perception.

The third picture is an exploded view of the clutch mechanism of the electric bicycle drive assembly with the torsion perception.

The fourth picture is a perspective view of the torsion detecting mechanism of the electric bicycle driving assembly with the torsion perception.

Figure 5: Front view of the torque detection mechanism of the electric bicycle drive assembly with torque perception.

Figure 6: This is a schematic diagram of the shaft of the electric bicycle drive assembly with torque perception.

Figure 7: This is a front view of a combination of the electric bicycle drive assembly with torque perception.

Figure 8: This is a sectional view of a combination of the electric bicycle drive assembly with torque perception.

In order to enable the examiner to further understand the other features and advantages of the present invention and the effects achieved, the features and advantages of the present invention will be described in detail with reference to the accompanying drawings. However, the scope of the novel is not limited by any point of view.

Please refer to the first to eighth figures. The present invention discloses a torque-sensing electric bicycle driving assembly, especially a bicycle bicycle frame assembly. The electric bicycle driving assembly driving assembly includes: A torque detecting mechanism 1, a clutch mechanism 2, a set of components 3, a pedal shaft 4 and a motor assembly 7.

The torsion detecting mechanism 1 is provided with a base portion 11. The sensing portion 12 is disposed on one side of the base portion 11 and a first engaging portion 13 is disposed on the other side thereof, and the base portion 11 is provided with a torsion detecting component 14 and a torsion detecting component. 14 is electrically connected to the sensing portion 12, and the torsion detecting component 14 is configured to detect a torque variation value of the sensing portion 12 and generate a trigger signal. The torque change value detection of the sensing portion 12 can be utilized by applying a strain gauge to the position where the inner shaft and the outer ring of the sensing portion 12 are subjected to the shearing force, thereby obtaining the torque variation value.

The clutch mechanism 2 is combined with a torque detecting mechanism 1 including a housing 21, a first bearing 23, and a unidirectional ring body 24 (as shown in the third figure). The housing 21 is configured to be coupled to the frame of the bicycle, and the inner wall surface of the housing 21 is provided with a second engaging portion 22, the first bearing 23 is coupled to the second engaging portion 22 inside the housing 21, and the first bearing 23 A third engaging portion 231 is disposed on the inner wall surface. The third engaging portion 231 is coupled to the first engaging portion 13 to rotate the torque detecting mechanism 1 to the clutch mechanism 2, and the one-way ring body 24 is coupled to the inner ring portion. The inside of the housing 21 is located on the side of the second engaging portion 22, and the unidirectional ring body 24 is provided with a fourth engaging portion 241 on the inner wall surface thereof, and the housing 21 is convexly provided with a plurality of first locking portions 25, and The housing 21 is externally coupled to a second bearing 26. The unidirectional ring body 24 has an outer ring wall surface A plurality of grooves 242 are defined in the space, and a spring 243 and a body 244 are disposed in each of the grooves 242. The one-way ring body 24 is further provided with a cover plate 245, and the cover plate 245 is locked by the plurality of locking elements 246. The unidirectional ring body 24 faces the outer side of the casing 21, and the unidirectional ring body 24 can be fixedly disposed in the casing 21 through the cover plate 245, and the unidirectional ring body 2 presses the block body 244 in one direction by the spring 243. The unidirectional ring body 2 has a single direction rotation mechanism in the housing 21.

The sleeve member 3 is combined with the clutch mechanism 2, and the sleeve member 3 is externally coupled with a first bevel gear 31 and a fifth engaging portion 32. The fifth engaging portion 32 and the one-way ring body 24 are The fourth engaging portion 241 is combined; and the fitting member 3 is respectively provided with a third bearing 33 inside the two ports thereof.

The pedal shaft 4 is used for the torque detecting mechanism 1, the clutch mechanism 2 and the sleeve member 3. The pedal shaft 4 is externally provided with a sixth engaging portion 41, and the sixth engaging portion 41 and the torque detecting mechanism. The sensing portion 12 of the first embodiment is combined, and the pedal shaft 4 is provided with a joint portion 42 at both ends thereof for coupling with a pedal crankshaft. When the pedal shaft 4 is inserted through the sleeve member 3, the pedal shaft 4 can be combined with the third bearing 33 of the sleeve member 3 in sequence, so that the sleeve member 3 rotates with the pedal shaft 4 as an axis. .

The motor assembly 7 is internally provided with a controller module. The torque detecting component 14 of the torque detecting mechanism 1 is electrically connected to the controller module. The motor assembly 7 has a body 8 and a connection at one end thereof. There is a second bevel gear 71, and the second bevel gear 71 is placed inside the seat body 8. The clutch mechanism 2, the sleeve member 3 and the pedal shaft 4 are respectively mounted inside the seat body 8, so that the sleeve member 3 is arranged. The first bevel gear 31 meshes with the second bevel gear 71 so that the motor assembly 7 can drive the sleeve member 3 to rotate, and the joint portions 42 of the pedal shaft 4 at both ends extend out of the seat body 8, respectively.

The seat body 8 is further provided with at least a fourth bearing 81. When the pedal shaft 4 is inserted through the seat body 8, the pedal shaft 4 can be combined with the fourth bearing 81. The seat body 8 is coupled to a side of the torsion detecting mechanism 1 to be coupled with a cover 82.

The bicycle frame is provided with a toothed disc 5, and a plurality of second locking portions 51 are disposed on the inner edge of the toothed disc 5, and are coupled to a first coupling member 6 through the plurality of second locking portions 51, the first coupling member 6 respectively, a plurality of third locking portions 61 and a plurality of fourth locking portions 62 are provided, and the plurality of third locking portions 61 are respectively combined with the plurality of second locking portions 51, and the plurality of fourth locking portions 62 are respectively associated with The plurality of first locking portions 25 are combined such that the clutch mechanism 2 can drive the toothed disc 5 to rotate.

When the pedal shaft 4 rotates, the sixth engaging portion 41 of the pedal shaft 4 drives the torque detecting mechanism 1 to rotate, and the first engaging portion 13 of the torque detecting mechanism 1 drives the clutch mechanism 2 to rotate, and the plurality of clutch mechanisms 2 The first locking portion 25 drives the toothed disc 5 to rotate.

When the motor assembly 7 is started, the second bevel gear 71 of the motor assembly 7 respectively drives the first bevel gear 31 and the sleeve member 3 to rotate, and the fifth engaging portion 32 of the sleeve member 3 drives the one-way ring body 24 The clutch mechanism 2 is driven to rotate, and the pedal shaft 4 can be maintained in a non-rotating state, and the plurality of first locking portions 25 of the clutch mechanism 2 drive the rotation of the toothed disc 5.

Thereby, the torsion detecting mechanism 1 is rotated by the pedal shaft 4, and when the torsion detecting component 14 of the torsion detecting mechanism 1 detects the rotational torque received by the sensing portion 12, the torsion detecting component 14 generates a trigger signal. And transmitted to the controller module of the motor assembly 7, and the controller module controls and activates the motor assembly 7, and the motor assembly 7 rotates the second bevel gear 71 and drives the first bevel gear 31, the first umbrella The gear 31 drives the sleeve member 3, and the sleeve member 3 drives the clutch mechanism 2 and drives the toothed disc 5 to rotate, so that the bicycle can start the motor assembly 7 according to the torque generated during riding; thus, by the motor assembly The auxiliary power of 7 is used as the auxiliary power convergence function (the confluence characteristic of both manpower and electric power), and it is matched with manpower to achieve the dual power and drive function simultaneously, so as to reduce the physical effort required by the user. At the same time, avoid users not knowing How to operate the electric door controller, so that the electric motor can not be started, and to avoid the user riding the electric bicycle, in addition to paying attention to the front road conditions, but also must focus on the operation of the electric door controller, which makes it easy for the user to ride the electric bicycle Distraction.

1‧‧‧Torque Detection Agency

2‧‧‧Clutching agency

25‧‧‧First lock

26‧‧‧Second bearing

3‧‧‧ fittings

31‧‧‧First bevel gear

32‧‧‧The Fifth Joint Department

33‧‧‧ Third bearing

4‧‧‧ pedal shaft

41‧‧‧The Sixth Joint Department

42‧‧‧Combination Department

5‧‧‧ toothed disc

51‧‧‧Second lock

6‧‧‧First joint

61‧‧‧ Third lock

62‧‧‧fourth lock

7‧‧‧Motor assembly

71‧‧‧Second bevel gear

8‧‧‧ body

81‧‧‧fourth bearing

82‧‧‧ cover

Claims (8)

A torque-sensing electric bicycle driving assembly, in particular, a bicycle frame, the bicycle is provided with a toothed disk, and the electric bicycle driving assembly comprises: a torque detecting mechanism, and a base portion, the base portion thereof A sensing portion is disposed on a side surface thereof, and a first engaging portion is disposed on the other side thereof, and the base portion is provided with a torsion detecting component electrically connected to the sensing portion, and the torque detecting component is used by the torque detecting component Detecting a change in the torsion of the sensing portion and generating a signal; a clutch mechanism is respectively combined with the toothed disc and the torsion detecting mechanism, the clutch mechanism includes a housing, a first bearing, and a unidirectional ring body. The inner wall surface of the housing is provided with a second engaging portion, the first bearing is coupled to the second engaging portion of the inner portion of the housing, and the first bearing inner wall surface is provided with a third engaging portion, the third engaging portion For coupling with the first engaging portion, the torque detecting mechanism is coupled to the clutch mechanism and rotated, and the unidirectional ring body is coupled to the inside of the housing and located at a side of the second engaging portion, and the One-way ring body wall is provided with a a fourth engaging portion, the housing is convexly provided with a plurality of first locking portions, and the first locking portions are combined with the toothed disc; a set of fittings combined with the clutching mechanism, the fitting member The fifth engaging portion is coupled to the fourth engaging portion, and the fourth engaging portion is coupled with the fourth engaging portion of the one-way ring; when the torsion detecting mechanism is rotated, the torque detecting mechanism is configured by the first The engaging portion drives the clutch mechanism to rotate, and the clutch mechanism drives the toothed disc of the bicycle by the first locking portion; and when the torque detecting component detects the torque change value of the sensing portion, the torque detecting The measuring component generates a signal and transmits it to a controller module, and the controller module starts and controls a motor assembly. The torque-sensing electric bicycle driving assembly according to claim 1, comprising a pedal shaft for inserting the torque detecting mechanism, the clutch mechanism and the sleeve, the step The sixth shaft engaging portion is provided with a sixth engaging portion, and the sixth engaging portion is combined with the inner portion of the sensing portion of the torsion detecting mechanism; when the pedal shaft is rotated, the sixth engaging portion of the pedal shaft is engaged The part drives the torque detecting mechanism to rotate, the torque detecting mechanism drives the clutch mechanism to rotate, and the clutch mechanism drives the toothed disc to rotate. The torque-sensing electric bicycle driving assembly of claim 2, comprising a motor assembly having a controller module therein, the torque detecting component being electrically connected to the controller module, and The motor assembly has a body coupled to one end and a second bevel gear coupled thereto. The second bevel gear is disposed inside the base body, and the clutch mechanism, the sleeve member and the pedal shaft are respectively disposed inside the seat body. The sleeve member is externally coupled with a first bevel gear, the first bevel gear meshes with the second bevel gear, and the two ends of the pedal shaft extend respectively out of the seat body; when the motor assembly is in operation The driving device rotates the second bevel gear and drives the first bevel gear. The first bevel gear drives the sleeve member, and the sleeve member drives the clutch mechanism to drive the toothed disc to form a rotation. The torque-sensing electric bicycle driving assembly according to claim 2, wherein the two-port inner portion of the fitting member is respectively provided with a third bearing, and the pedal shaft penetrates the fitting member and respectively respectively and the third bearing In combination, the sleeve is rotated about the pedal shaft. The torque-sensing electric bicycle driving assembly according to claim 1, wherein the one-way ring body is provided with a plurality of grooves on the outer ring wall surface, and a spring and a body are disposed in each of the grooves. The unidirectional ring body presses the block body in one direction by the spring, so that the unidirectional ring body has a single direction rotation mechanism in the casing. The torque-sensing electric bicycle driving assembly according to claim 5, wherein the one-way ring body is further provided with a cover plate for locking the side of the one-way ring body facing the outside of the casing. A torque-sensing electric bicycle drive assembly according to claim 1, wherein the toothed disc is The edge is provided with a plurality of second locking portions, the second locking portions are combined with a first coupling member, wherein the first coupling member is respectively provided with a plurality of third locking portions and a plurality of fourth locking portions, The third locking portion is respectively combined with the second locking portions, and the fourth locking portions are respectively combined with the first locking portions, and the clutching mechanism drives the toothed disc to rotate. The torque-sensing electric bicycle driving assembly according to claim 1, wherein the sensing portion has a torque variation value, and the sensing portion can be attached with a strain gauge by a shearing position between the inner shaft and the outer ring. To obtain the torque change value.