CN207902687U - Driving device and electric bicycle - Google Patents

Abstract

The utility model provides a kind of driving device, to solve the complicated of driving device existing in the prior art, volume greatly and poor universality, ultimately causes the technical problem of its property difference easy to use.The driving device, including driving mechanism, transmission mechanism and driven member；It is provided with interconnecting piece in the driving mechanism, one end of the transmission mechanism is connect with the interconnecting piece, the other end of the transmission mechanism is connect with the driven member, the driving mechanism can drive the transmission mechanism rotation to drive the driven member to move, and the driven member is for driving exterior part to be moved.The driving device is for driving external device (ED) or parts to be moved.

Description

Driving device and electric bicycle

Technical field

The utility model is related to technical field of bicycles, more particularly, to a kind of driving device and electric bicycle.

Background technology

Electric bicycle is as pollution-free, low noise green traffic tool, to social economy and ecological environment, to changing Becoming using energy source structure etc. has extremely far-reaching social effect.

Existing electric bicycle driving device mainly has two major classes：Electricity of the one kind based on hub-type low speed brush motor Dynamic driving device directly drives bicycle rear axle rotation, and then electric bicycle is enable to be driven；Another kind of is to have at a high speed Driving motor based on brush motor, and by star row deceleration device and transmission cone tooth drive bicycle rear axle, and then make it is electronic from Driving can be driven.

There are following defects for the driving device of above-mentioned existing electric bicycle：The first is with hub-type low speed brush motor The volume of main Vidacare corp is larger, heavy, of high cost, and in maintenance process, because using foreign steamer loading and unloading type structure, So being not easy to the adjustment and repair of vehicle；The transmission mechanism and clutch of second driving device are split structure and tie Structure is complex, and the motor driver of this structure must be connect with the vehicle frame of specific bicycle, thus to it is general from Driving cannot be installed, and versatility is poor.

In summary, the complicated, volume of the driving device of existing electric bicycle is big and poor universality, finally makes At the technical problem of its property difference easy to use.

Utility model content

The purpose of this utility model is to provide a kind of driving devices, to solve driving device existing in the prior art Complicated, volume is big and poor universality, ultimately causes the technical problem of its property difference easy to use.

In order to achieve the above objectives, the utility model embodiment uses following technical scheme：

A kind of driving device, including driving mechanism, transmission mechanism and driven member；

Interconnecting piece is provided in the driving mechanism, one end of the transmission mechanism is connect with the interconnecting piece, the biography The other end of motivation structure is connect with the driven member, and the driving mechanism can drive the transmission mechanism rotation described to drive Driven member moves, and the driven member is for driving exterior part to be moved.

Further, for the setting relationship between the concrete structure of above-mentioned driving mechanism and each parts, specifically Ground, the driving mechanism are motor body；

The motor body includes the first actuator, rotor, stator and armature spindle, and the armature spindle sequentially passes through described the One actuator, the rotor and the stator, first actuator are connect with the transmission mechanism.

Further, for the concrete structure of above-mentioned driving mechanism, specifically, the motor body further includes second Actuator, second actuator are disposed adjacent with the stator, and second actuator is far from the rotor.

Further, for above-mentioned first actuator, second actuator and the transmission mechanism concrete structure and Speech, specifically, first actuator and second actuator are can be around the rotary body that own axes rotate, the transmission Mechanism is transmission belt.

Preferably, first actuator and second actuator are respectively the first driving fluted disc and the second sliding tooth Disk, the transmission mechanism are band tooth transmission belt, and the outer toothed portion of the first driving fluted disc is engaged with the transmission mechanism.

Further, for the specific setting form of above-mentioned rotor, through-hole is offered in the middle part of the rotor, and lean on The outer region of the through-hole of the nearly first driving fluted disc is provided with annular protrusion.

Further, described for the specific setting form and structure of above-mentioned first driving fluted disc and the stator It is provided with the first connecting hole on first driving fluted disc, the first installation hole is provided on the second driving fluted disc, close to described the The central region of the stator of two driving fluted discs is provided with boss, and fluted with boss opposite side setting, described Second driving fluted disc is set on the boss.

Further, the motor body further includes square shaft, and the armature spindle drives fluted disc to pass through square shaft with described first Connection.

As being further improved for said program, specifically, the motor body further includes connector, the rotor and institute It states and offers the second connecting hole on stator, the rotor and the stator are connected by the connector and second connecting hole It connects.

Driving device provided by the utility model includes driving mechanism, transmission mechanism and driven member, in the driving mechanism Be provided with interconnecting piece, one end of the transmission mechanism is connect with the interconnecting piece, the other end of the transmission mechanism with it is described from Moving part connects, and the driving mechanism can drive the transmission mechanism rotation to drive the driven member to move, the driven member For driving exterior part to be moved.When specifically used, due to being provided with interconnecting piece in driving mechanism, transmission mechanism directly with Interconnecting piece connects so that power in driving mechanism is directly transferred to driven member by transmission mechanism, and driven member then directly with outside Portion's part is attached, so that driven member directly can drive exterior part to be moved, drive provided by the utility model The structure of dynamic device is compared with existing driving device, and structure is relatively simple, since driving device provided by the utility model is adopted With linear installation, compactedness is more preferable, and the set-up mode makes the overall volume of driving device smaller, and then avoids its harm Hinder use of the people to driving device, the final property easy to use for improving driving device.

Further, the utility model also provides a kind of electric bicycle, including bicycle body, further includes as described above Driving device；

The motor body of the driving device is connect with the vehicle frame of the bicycle body, the third tooth of the driving device Disk is connect with the rear-wheel hub of the bicycle body.

The advantageous effect of the electric bicycle compared with the prior art, compared with the prior art with above-mentioned driving device Advantageous effect is identical, and details are not described herein again.

Description of the drawings

It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art Specific implementation mode or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art Under the premise of labour, other drawings may also be obtained based on these drawings.

Fig. 1 is the whole assembling schematic diagram for the driving device that the utility model embodiment provides；

Fig. 2 is the whole assembling schematic diagram for the driving mechanism that the utility model embodiment provides；

Fig. 3 is the explosive view for the driving mechanism that the utility model embodiment provides；

Fig. 4 is the structural schematic diagram for the stator that the utility model embodiment provides；

Fig. 5 is the whole assembling schematic diagram for the electric bicycle that the utility model embodiment provides.

Icon：100- driving mechanisms；200- transmission mechanisms；300- driven members；400- bicycle bodies；110- One driving fluted disc；120- rotors；130- stators；140- armature spindles；150- second drives fluted disc；160- square shafts；170- Connector；410- vehicle frames；420- wheel hubs；The first connecting holes of 111-；121- through-holes；122- annular protrusions；131- boss； 132- grooves；The second connecting holes of 133-；The first installation holes of 151-.

Specific implementation mode

The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally The every other embodiment that field those of ordinary skill is obtained without making creative work, belongs to this practicality Novel protected range.

In the description of the present invention, it should be noted that such as occur term "center", "upper", "lower", " left side ", " right side ", "vertical", "horizontal", "inner", "outside" etc., indicated by orientation or positional relationship be orientation based on ... shown in the drawings or Position relationship is merely for convenience of describing the present invention and simplifying the description, and does not indicate or imply the indicated device or member Part must have a particular orientation, with specific azimuth configuration and operation, therefore should not be understood as limiting the present invention. In addition, such as there is term " first ", " second ", " third " are used for description purposes only, be not understood to indicate or imply opposite Importance.

In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, such as there is term " installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be fixedly connected, may be a detachable connection or one Connect to body；It can be mechanical connection, can also be electrical connection；It can be directly connected, it can also be indirect by intermediary It is connected, can is the connection inside two elements.For the ordinary skill in the art, on being understood with concrete condition State the concrete meaning of term in the present invention.

Fig. 1 is the whole assembling schematic diagram for the driving device that the utility model embodiment provides, referring to Fig. 1, specifically, A kind of driving device, including driving mechanism 100, transmission mechanism 200 and driven member 300；

Interconnecting piece is provided in the driving mechanism 100, one end of the transmission mechanism 200 is connect with the interconnecting piece, The other end of the transmission mechanism 200 is connect with the driven member 300, and the driving mechanism 100 can drive the driver The rotation of structure 200 is to drive the driven member 300 to move, and the driven member 300 is for driving exterior part to be moved.

Driving device provided by the utility model includes driving mechanism 100, transmission mechanism 200 and driven member 300, the drive Interconnecting piece is provided on motivation structure 100, one end of the transmission mechanism 200 is connect with the interconnecting piece, the transmission mechanism 200 The other end connect with the driven member 300, the driving mechanism 100 can drive the transmission mechanism 200 rotation to drive The driven member 300 moves, and the driven member 300 is for driving exterior part to be moved.When specifically used, due to driving machine Interconnecting piece is provided on structure 100, transmission mechanism 200 is directly connect with interconnecting piece so that power in driving mechanism 100 directly by Transmission mechanism 200 is transferred to driven member 300, and driven member 300 is then directly attached with exterior part, so that driven member 300 directly can drive exterior part to be moved, and the structure of driving device provided by the utility model is filled with existing driving It sets and compares, structure is relatively simple, and since driving device provided by the utility model is using linear installation, compactedness is more preferable, and And the set-up mode makes the overall volume of driving device smaller, and then it is avoided to interfere use of the people to driving device, most The property easy to use for improving driving device eventually, to reach the purpose of this utility model.

Fig. 2 is the whole assembling schematic diagram for the driving mechanism that the utility model embodiment provides, and Fig. 3 is that the utility model is real The explosive view for applying the driving mechanism of example offer, please refers to Fig. 2 and Fig. 3, in the utility model embodiment, specifically, the drive Motivation structure 100 is motor body；

The motor body include the first actuator, rotor 120, stator 130 and armature spindle 140, the armature spindle 140 according to It is secondary to pass through first actuator, the rotor 120 and the stator 130, first actuator and the transmission mechanism 200 Connection.

It sets motor body to above structure, is to be further reduced motor sheet to improve the compactedness of motor body The volume of body so that there is the use space of bigger in people foot when using driving device provided by the utility model, avoids out Now since the overall volume of motor body is excessive, and people foot is caused to occur using the extremely inconvenient situation of driving device.

Please continue to refer to Fig. 2 and Fig. 3, the motor body further includes the second actuator, second actuator with it is described Stator 130 is disposed adjacent, and second actuator is far from the rotor 120.

It further includes above-mentioned second actuator to make motor body, is to improve the property easy to use of motor body.

Please continue to refer to Fig. 2 and Fig. 3, in the utility model embodiment, specifically, first actuator and described Two actuators are can be around the rotary body that own axes rotate, and the transmission mechanism 200 is transmission belt.

Above-mentioned first actuator and the second actuator are disposed as rotary body, are defeated for the ease of the power of motor body Go out, and it is for the ease of the transmission of power to set transmission mechanism 200 to conveyer belt then.

Please continue to refer to Fig. 2 and Fig. 3, in the utility model embodiment, specifically, first actuator and described Two actuators are respectively the first driving fluted disc 110 and second driving fluted disc 150, and the transmission mechanism 200 is band tooth transmission belt, institute The outer toothed portion for stating the first driving fluted disc 110 is engaged with the transmission mechanism 200.

In the utility model embodiment, it is preferable that band tooth conveyer belt, i.e. transmission mechanism 200 are chain, because chain can With two axis centers away from farther out in the case of transmit movement and power, and it can be in low speed, heavy duty, high temperature and the big item of dust It works under part, can not only ensure that accurate transmission ratio, to transmit power larger, and it is smaller to act on the power on axis, finally Make transmission efficiency.

Please continue to refer to Fig. 2 and Fig. 3, in the utility model embodiment, specifically, the motor body further includes square shaft 160, the armature spindle 140 is connect with the second driving fluted disc 150 by square shaft 160.

For the ease of driving fluted disc 110, rotor 120, stator 130 and second to drive fluted disc 150 armature spindle 140 and first It is attached, in one end setting improved mat and nut close to the first driving fluted disc 110, close to the second driving fluted disc 150 One end be arranged square shaft 160.

Please continue to refer to Fig. 3, in the utility model embodiment, specifically, the middle part of the rotor 120 offers through-hole 121, and drive the outer region of the through-hole 121 of fluted disc 110 to be provided with annular protrusion 122 close to described first.

Set rotor 120 to above structure, be for the ease of rotor 120 and first drive fluted disc 110 connection, and For the ease of passing through for armature spindle 140, into so that rotor 120 is attached with other parts, and set rotor 120 to Above structure is connect with the connective stability of stator 130 and three with the first driving fluted disc 110 to improve rotor 120 Compactedness.

Please continue to refer to Fig. 3, in the utility model embodiment, specifically, the motor body further includes connector 170, The second connecting hole 133 is offered on the rotor 120 and the stator 130, the rotor 120 and the stator 130 pass through The connector 170 is connect with second connecting hole 133.

For the ease of the connection of stator 130 and rotor 120, the second connecting hole has been opened up on stator 130 and rotor 120 133, it needs, in the utility model embodiment, and the second connecting hole 133 on stator 130 and rotor 120 is more It is a, be arranged multiple second connecting holes 133 be in order to improve the connective stability between each stator 130 and rotor 120, and it is multiple Second connecting hole 133 is uniformly arranged on the outer region of stator 130 and rotor 120, and on stator 130 and rotor 120 The opposite coaxial arrangement of two connecting holes 133, is convenient for the installation of connector 170 in this way.

It should be noted that in the utility model embodiment, multiple second connecting holes 133 are threaded hole, connector 170 be nut, and such set-up mode can not only be convenient for the connection of stator 130 and rotor 120, but also can reduce motor The overall volume of ontology, and then increase the use space of people foot, the compactedness of motor body is further increased, it is final to realize The purpose of this utility model.

Fig. 4 is the structural schematic diagram for the stator that the utility model embodiment provides, and please refers to Fig. 3 and Fig. 4, new in this practicality In type embodiment, specifically, the first connecting hole 111, the second driving fluted disc are provided on the first driving fluted disc 110 It is provided with the first installation hole 151 on 150, drives the central region of the stator 130 of fluted disc 150 to be provided with close to described second Boss 131, and it is arranged fluted 132 with 131 opposite side of the boss, the second driving fluted disc 150 is set in described convex On platform 131.

It is provided with the first connecting hole 111 on the first driving fluted disc 110, is wearing for the ease of armature spindle 140, in turn Armature spindle 140 is enable further to drive fluted disc 150 to be attached rotor 120, stator 130 and second.

And set stator 130 to above structure, and first installation hole is set in the one side wall of the second driving fluted disc 150 151, it is to be connect with second installation hole for the ease of the boss 131 on stator 130, and then improve stator 130 and second and drive The installing compactedness of fluted disc 150.

It should be noted that in the utility model embodiment, it, can be in motor in order to improve the service life of driving device Protecting crust is arranged in the external of ontology, and the concrete structure and mounting means of protecting crust are not specifically limited, according to the specific of user Using and be designed, as long as can play a protective role.

Fig. 5 is the whole assembling schematic diagram for the electric bicycle that the utility model embodiment provides, referring to Fig. 5, specifically Ground, the utility model embodiment further include a kind of electric bicycle, including bicycle body 400, further include driving as described above Dynamic device；

The motor body of the driving device is connect with the vehicle frame 410 of the bicycle body 400, the driving device Third fluted disc is connect with the rear-wheel hub 420 of the bicycle body 400.

For the electric bicycle that this practicality new embodiment provides when specifically used, driving mechanism 100 is compact-sized, and drives Motivation structure 100 includes different parts, and different parts are installed in the different location on bicycle body 400, rather than common Same position in bicycle body 400 is set, and such setting is so that the overall volume of driving mechanism 100 reduces, when electronic When the not enough power supply of bicycle, people are increased using the use space of pedal, and then improve the use of electric bicycle Convenience, to realize the purpose of this utility model.

Finally it should be noted that：The above various embodiments is only to illustrate the technical solution of the utility model, rather than limits it System；Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art should Understand：It still can be with technical scheme described in the above embodiments is modified, either to which part or whole Technical characteristic carries out equivalent replacement；And these modifications or replacements, this practicality that it does not separate the essence of the corresponding technical solution are new The range of each embodiment technical solution of type.

Claims (10)

1. a kind of driving device, which is characterized in that including driving mechanism, transmission mechanism and driven member；

Interconnecting piece is provided in the driving mechanism, one end of the transmission mechanism is connect with the interconnecting piece, the driver The other end of structure is connect with the driven member, and the driving mechanism can drive the transmission mechanism rotation described driven to drive Part moves, and the driven member is for driving exterior part to be moved.

2. driving device according to claim 1, which is characterized in that the driving mechanism is motor body；

The motor body includes the first actuator, rotor, stator and armature spindle, and the armature spindle sequentially passes through described first and drives Moving part, the rotor and the stator, first actuator are connect with the transmission mechanism.

3. driving device according to claim 2, which is characterized in that the motor body further includes the second actuator, institute It states the second actuator to be disposed adjacent with the stator, and second actuator is far from the rotor.

4. driving device according to claim 3, which is characterized in that first actuator and second actuator are equal For can be around the rotary body that own axes rotate, the transmission mechanism be transmission belt.

5. driving device according to claim 4, which is characterized in that first actuator and second actuator point Not Wei the first driving fluted disc and the second driving fluted disc, the transmission mechanism is band tooth transmission belt, the first driving fluted disc it is outer Teeth portion is engaged with the transmission mechanism.

6. driving device according to claim 5, which is characterized in that offer through-hole in the middle part of the rotor, and close The outer region of the through-hole of the first driving fluted disc is provided with annular protrusion.

7. driving device according to claim 6, which is characterized in that be provided with the first connection on the first driving fluted disc Hole, it is described second driving fluted disc on be provided with the first installation hole, close to it is described second drive fluted disc the stator middle region Domain is provided with boss, and fluted with boss opposite side setting, and the second driving fluted disc is set on the boss.

8. driving device according to claim 6, which is characterized in that the motor body further includes square shaft, the rotor Axis is connect with the first driving fluted disc by square shaft.

9. driving device according to claim 2, which is characterized in that the motor body further includes connector, described turn The second connecting hole, the rotor and the stator is offered on the sub and described stator by the connector and described second to connect Connect hole connection.

10. a kind of electric bicycle, which is characterized in that further include such as any one of claim 1-9 institutes including bicycle body The driving device stated；

The motor body of the driving device is connect with the vehicle frame of the bicycle body, the third fluted disc of the driving device with The rear-wheel hub of the bicycle body connects.