CN203093732U - Power assisting electric vehicle - Google Patents
Power assisting electric vehicle Download PDFInfo
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- CN203093732U CN203093732U CN 201320133531 CN201320133531U CN203093732U CN 203093732 U CN203093732 U CN 203093732U CN 201320133531 CN201320133531 CN 201320133531 CN 201320133531 U CN201320133531 U CN 201320133531U CN 203093732 U CN203093732 U CN 203093732U
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- gear
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- clutch
- retarder
- driving engine
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Abstract
The utility model discloses a power assisting electric vehicle, and belongs to the technical field of vehicles. The power assisting electric vehicle comprises an electric motor and an engine, and is characterized by further comprising a clutch mechanism; and the engine is a stepless speed regulating engine, and a power output shaft of the stepless speed regulating engine is connected with an input shaft of the electric motor through the clutch mechanism. On one hand, the power assisting device can enable the stepless speed regulating output of the engine to be matched with the stepless variable speed of the electric motor; and on the other hand, motion energy of the stepless speed regulating engine directly acts on the electric motor, so that the electric vehicle can crawl up a hill or speeds up under the condition that the work current is not increased, the service life of a power device of the vehicle is prolonged, and energy loss caused by repeated switching in the prior art is avoided.
Description
Technical field
The utility model belongs to the vehicle technology field, is specifically related to a kind of assistance type electronlmobil.
Background technology
In recent years, along with improving constantly of people's quality of life, automobile progressively enters common people family, becomes numerous people's walking-replacing tool, and simultaneously increasing gas emission has polluted environment.Advocate in environmental administration under the background of environmental protection, the electronlmobil of various uses arises at the historic moment.
Present electronlmobil adopts the electric energy of battery stores as power source mostly, its in actual applications, the problem that highlights most is exactly that continual mileage is short.Studying carefully its major cause is two aspects: the one, and capacity of cell is little, and vehicle body is heavy; The 2nd, electronlmobil is in the process of travelling, the long ramp of need frequently starting to walk and creep, can increase car resistance this moment, runs at a constant speed if keep, will strengthen electric current output, even can reach peak current, thus quickening the release of storage battery electric energy, big electric current can make also that the motor feels hot simultaneously, the internal resistance that heating has further strengthened motor, reduced energy conversion efficiency, even, shortened the service life of power system of electric automobile because storage battery and motor are in big current work state often.So people begin to improve the short problem of continual mileage, and have emerged in large numbers polytype hybrid vehicle.
Wherein, drive the mode dominate that electrical generator is augmented storage battery energy by driving engine, its realization means are: the kinetic energy that is produced by engine fuel drives generator operation, and it is battery charge that the chemical power of fuel is converted to electric energy.Though this kind mode has increased the continual mileage of electronlmobil to a certain extent, but still do not change, add the essence that macrocell discharges electric energy in climbing or acceleration highway section.And need earlier the chemical power of fuel to be transformed into the kinetic energy of driving engine, and then kinetic energy is converted to electric energy, increased the intermediate link of transformation of energy, reduced energy conversion rate.
Also have and convert Hydrogen Energy, solar power equal energy source to mode that electric energy is a battery charge, do not jump out the thoughtcast of augmenting the storage battery electric energy on the one hand, be the control system complexity in the battery charging process on the other hand, malfunctioning node is more, cause system's instability, simultaneously complicated control system has caused the high manufacturing cost of electronlmobil, makes the electronlmobil after the repacking be difficult to be promoted use.
This shows how solving the big electric current output of electronlmobil when starting, climbing is a major issue.
Summary of the invention
Technical problem to be solved in the utility model provides a kind of assistance type electronlmobil, can realize the direct power-assisted to motor.
For solving the problems of the technologies described above, the technical solution of the utility model is: design a kind of assistance type electronlmobil, comprise motor and driving engine, it is characterized in that: also comprise engaging and disengaging gear; Described driving engine is the infinite speed variation driving engine, and the power take-off shaft of infinite speed variation driving engine connects the input shaft of motor by engaging and disengaging gear.
Preferably, also be connected with retarder between power take-off shaft and the input shaft.
Preferably, described engaging and disengaging gear is a power-transfer clutch.
Preferably, described power-transfer clutch is connected between power take-off shaft and the retarder; Retarder comprises first gear that is connected on the power-transfer clutch driven member, the reducing gear that is installed in second gear on the input shaft and can be meshed with first gear and second gear, reducing gear coupling yoke.
Preferably, described power-transfer clutch is connected between input shaft and the retarder.
Preferably, sprocket wheel or belt wheel transmission device are set between power-transfer clutch and the retarder.
Preferably, described power-transfer clutch is centrifugal clutch or directional overrunning clutch.
Preferably, described engaging and disengaging gear comprises that the active that is installed on the power take-off shaft mentions, is installed in driven outer on the input shaft outward and mention and mention and the driven outer clutch gear ring that is meshed of mentioning that with initiatively outer the clutch gear ring connects clutch yoke.
Preferably, described engaging and disengaging gear is arranged between retarder and the input shaft.
Preferably, described retarder is a train of reduction gears.
Compared with prior art, the beneficial effects of the utility model are:
1, because the power take-off shaft of infinite speed variation driving engine by the input shaft of engaging and disengaging gear connection motor, can make the infinite speed variation output of driving engine and the stepless change of motor be complementary on the one hand; On the other hand, because the power take-off shaft of driving engine directly drives the motor rotation by engaging and disengaging gear, quicken or climbing when travelling at electronlmobil, the control engaging and disengaging gear is in bonding state, augment the kinetic energy demand of this motoring condition by driving engine, need not motor and increase its working current, be beneficial to the service life of safeguarding motor and storage battery; And kinetic energy directly acts on motor, has avoided in the prior art because the energy that the multiple conversions of energy is brought loss.If electric automobile during traveling then makes engaging and disengaging gear be in released state when mild highway section, make electronlmobil be in pure electronic mode of operation.
2, be connected between power take-off shaft and the retarder owing to power-transfer clutch, and the high rotating speed of power take-off shaft makes the power-transfer clutch of fixed diameter produce bigger binding force easily, is convenient to successfully power-assisted; The reducing gear coupling yoke makes shift fork as taking off gear mechanism, when non-power-assisted mode of operation, reducing gear is thrown off from the input shaft of motor, avoids the running of driven by motor reducing gear to bring expenditure of energy and produces noise.
3, since engaging and disengaging gear comprise the active that is installed on the power take-off shaft mention outward, be installed in driven outer on the input shaft mentioned and with outer mentioning and the driven outer clutch gear ring that is meshed of mentioning initiatively, the clutch gear ring connects clutch yoke, clutch yoke drive the clutch gear ring along initiatively outer mention and driven outside mention move axially, can be by controlling the teeth formula clutch that realizes between stepless variable engine and motor of moving of clutch yoke.
When 4, adopting power-transfer clutch to be arranged between input shaft and the retarder, can adopt stepless variable engine ripe in the prior art, reduce R﹠D costs.
5, power-transfer clutch can be selected centrifugal clutch for use, also can select directional overrunning clutch, technology maturation, stable performance for use.
6, the utility model adopts simple in structure, cheap accessory to realize the actv. power-assisted, can prolong the service life of its power system, can increase its distance of travelling again, is convenient in industry apply.
Description of drawings
Fig. 1 is the structural representation of embodiment one;
Fig. 2 is the cutaway view Amplified image of A-A among Fig. 1;
Fig. 3 is the structural representation of embodiment two;
Fig. 4 is the structural representation of embodiment three;
Fig. 5 is the working state schematic representation of embodiment three;
Fig. 6 is the structural representation of embodiment four;
Fig. 7 is the structural representation of embodiment five;
Fig. 8 is the structural representation of embodiment six;
Fig. 9 is the cutaway view Amplified image of B-B among Fig. 8.
Mark among the figure: 1, infinite speed variation driving engine; 1.1, driving engine; 1.2, the reducing belt pulley; 2, motor;
2.1, input shaft; 2.2, output shaft; 3, centrifugal clutch; 3.1, drive hubs; 3.2, driven hub;
3.3, centrifugal; 4, retarder; 4.1, first gear; 4.2, second gear; 4.3, the gear optical axis;
4.4, reducing gear; 4.5, shift fork; 5, teeth formula power-transfer clutch; 5.1, outer mentioning initiatively; 5.2, driven outer mentioning;
5.3, the clutch gear ring; 5.4, clutch yoke; 6, messenger chain; 7, actuating unit; 8, directional overrunning clutch;
8.1, drum circle; 8.2, star-wheel; 8.3, intermediary's roller.
The specific embodiment
Below in conjunction with the accompanying drawing and the specific embodiment the utility model is described in further detail.
Embodiment one
As shown in Figure 1, driving engine 1.1 of the present utility model is an infinite speed variation driving engine 1, the power take-off shaft of infinite speed variation driving engine 1 connects the drive hubs 3.1 of centrifugal clutch 3, the driven hub 3.2 of centrifugal clutch 3 connects first gear 4.1, on the input shaft 2.1 of motor 2, connect second gear 4.2, the wheel footpath of second gear 4.2 is greater than the wheel footpath of first gear 4.1, homonymy at first gear 4.1 and second gear 4.2 is provided with gear optical axis 4.3, be arranged with reducing gear 4.4 on the gear optical axis 4.3, coupling yoke 4.5 on the reducing gear 4.4, shift fork 4.5 drives reducing gear 4.4 and moves on gear optical axis 4.3, makes reducing gear 4.4 engagements or separates first gear 4.1 and second gear 4.2.
Its working process is as follows:
Electronlmobil is when running into climbing or quickening, can detect the working current of motor 2 by electric-control system, when working current reaches preset value, control infinite speed variation driving engine 1 starts, also can be started by chaufeur manual control infinite speed variation driving engine 1, the drive hubs 3.1 that drives centrifugal clutch 3 is rotated.As shown in Figure 2, when the rotating speed of infinite speed variation driving engine 1 reaches certain value, centrifugal 3.3 that is connected on the drive hubs 3.1 is outwards moved under the rotation action of centrifugal force, final sum is installed in driven hub 3.2 combinations of centrifugal 3.3 periphery, produce friction force, rotate thereby drive with driven hub 3.2 joining first gears 4.1.At this moment, making shift fork 4.5 drive reducing gear 4.4 by actuating unit 7 moves along gear optical axis 4.3, the reducing gear 4.4 and first gear 4.1 and second gear 4.2 mesh simultaneously, the kinetic energy of infinite speed variation driving engine 1 is directly passed to motor 2, pass to vehicle bridge by output shaft 2.2, form power-assisted, make motor 2 still with the normal speed climbing of normal value electric current output powered vehicle.When climbing or when quicken finishing, reducing gear 4.4 moves in the opposite direction along gear optical axis 4.3, disconnects connecting of first gear 4.1 and 4.2 of second gears, and electronlmobil reverts to pure motorized motions mode; Simultaneously by electric-control system or manually stop the running of infinite speed variation driving engine 1, be connected on the drive hubs 3.1 centrifugal 3.3 owing to lose under the action of centrifugal force and pushed back the center by spring, the drive hubs 3.1 of centrifugal clutch 3 is separated with driven hub 3.2, and power-assisted finishes.
Above-mentioned centrifugal clutch 3 is connected between infinite speed variation driving engine 1 and the reducing gear 4.4, make infinite speed variation driving engine 1 directly drive centrifugal clutch 3, slow down without reducing gear 4.4, still be in the higher rotation speed state, under the situation of the given volume of centrifugal clutch 3, can produce bigger centnifugal force, thereby increase the friction force between drive hubs 3.1 and the driven hub 3.2, be convenient to transmit bigger power; But also can reduce the volume of centrifugal clutch 3, reduce the space of work-saving device.Centrifugal clutch 3 can make infinite speed variation driving engine 1 and motor 2 in conjunction with or separate, if there is not the gear mechanism that takes off of shift fork 4.5 or other structure, after infinite speed variation driving engine 1 cuts out, centrifugal clutch 3 separates, motor 2 related reducing gear 4.4 are still being rotated, and change original deceleration transmission into the speedup transmission, can increase the expenditure of energy of motor 2 and strengthen the transmission noise.
Embodiment two
As shown in Figure 3, this example is with the different of embodiment one: centrifugal clutch 3 is arranged between the input shaft 2.1 of retarder 4 and motor 2, the gear mechanism that takes off that has saved shift fork 4.5 formations simultaneously, simplified the structure of work-saving device, can select the infinite speed variation driving engine 1 that has retarder 4 in the prior art for use, reduce the research and development expense.Its principle of work does not repeat them here with embodiment one.
The weak point of this kind structure is: centrifugal clutch 3 is arranged on the output shaft of retarder 4, and promptly through the clutch action of the rotation control centrifugal clutch 3 after slowing down, the centnifugal force of generation is less, is unfavorable for the power that utilizes the centnifugal force transmission big.
Embodiment three
In order to overcome the weak point of embodiment two, present embodiment improves on the basis of embodiment two.As shown in Figure 4, by be installed in active on retarder 4 output shafts mention 5.1 outward, be installed in driven outer on the input shaft 2.1 mention 5.2 and clutch gear ring 5.3 constitute teeth formula power-transfer clutch 5, replace centrifugal clutch 3.Wherein, clutch gear ring 5.3 can be simultaneously mentions 5.1 and drivenly mention that 5.2 are meshed outward with initiatively outer, clutch gear ring 5.3 connects clutch yoke 5.4, clutch yoke 5.4 drives clutch gear rings 5.3 and mentions 5.1 and driven outer 5.2 move axially of mentioning along initiatively outer, mentions 5.1 and driven outer transmission of mentioning between 5.2 so that break-make is initiatively outer.
Its working process is as follows:
When electronlmobil runs into climbing or quickens, start infinite speed variation driving engine 1, making clutch yoke 5.4 drive clutch gear ring 5.3 by actuating unit 7 moves, clutch gear ring 5.3 meshes simultaneously mentions 5.1 and drivenly mention 5.2 outward initiatively outward, the kinetic energy of infinite speed variation driving engine 1 is directly passed to motor 2 at this moment, plays the power-assisted effect; When treating that electronlmobil sails flat road surface into or quickens end, the engagement gear ring is moved, disconnect and to mention 5.1 and driven outer transmission of mentioning between 5.2 initiatively outward, and close infinite speed variation driving engine 1, power-assisted finishes, and electronlmobil is driven by hybrid power transfer pure motorized motions to.
Embodiment four
Present embodiment is the another kind of improved procedure of embodiment two.As shown in Figure 6, between retarder 4 and centrifugal clutch 3, set up messenger chain 6 or driving band, on the output shaft of retarder 4, driving wheel is installed, on the drive hubs 3.1 of centrifugal clutch 3, flower wheel is installed, by the transmission between driving band or messenger chain 6 realization driving wheels and the flower wheel.
Its principle of work is with embodiment two.
Embodiment five
As shown in Figure 7, the difference of present embodiment and embodiment four is: the centrifugal clutch among the embodiment four 3 is replaced with teeth formula power-transfer clutch 5 among the embodiment three, and all the other are all with embodiment four.
Embodiment six
Present embodiment is another improved procedure of embodiment two: replace centrifugal clutch 3 by directional overrunning clutch 8.As shown in Figure 8, the star-wheel 8.2 of overriding clutch is installed on the input shaft 2.1 of motor 2, and its drum circle 8.1 is connected on the output shaft of retarder 4, whether controls the clutch of directional overrunning clutch 8 greater than the rotating speed of star-wheel 8.2 by the rotating speed of drum circle 8.1.
Its working process is as follows:
When electronlmobil runs into climbing or quickens to need power-assisted, 1 starting of electric control system controls infinite speed variation driving engine, driving drum circle 8.1 turns to consistent direction to rotate towards star-wheel 8.2, when the rotating speed of drum circle 8.1 during greater than the rotating speed of star-wheel 8.2, drum circle 8.1 and star-wheel 8.2 are engaged under the effect of intermediary's roller 8.3 to be realized rotating synchronously together, plays the power-assisted effect.After electronlmobil sails mild highway section into, close infinite speed variation driving engine 1, when the rotating speed of drum circle 8.1 drops to the rotating speed that is lower than star-wheel 8.2, drum circle 8.1 and star-wheel 8.2 are owing to the effect that loses intermediary's roller 8.3 separates, disconnect the transmission between infinite speed variation driving engine 1 and the motor 2, power-assisted finishes, and makes electronlmobil revert to pure electronic mode of operation.
Infinite speed variation driving engine 1 in the foregoing description one to six is made of driving engine 1.1 and reducing belt pulley 1.2, also can select the stepless speed adjusting gear of other version for use, as long as make driving engine 1.1 realize infinite speed variation output, be not limited to its concrete version.
In embodiment one and three, actuating unit 7 can be mechanisms such as crank cam of the prior art, move as long as can satisfy the straight line of shift fork 4.5, be not limited to its concrete ad hoc structure, so its concrete structure and mode of operation are not done concrete elaboration at this.
The above, it only is preferred embodiment of the present utility model, be not to be the restriction of the utility model being made other form, any those skilled in the art may utilize the technology contents of above-mentioned announcement to be made up, change or retrofit and be equivalent embodiment of the present utility model.But every technical solutions of the utility model content that do not break away to any simple modification, equivalent variations and remodeling that above embodiment did, still belongs to the protection domain of technical solutions of the utility model according to technical spirit of the present utility model.
Claims (10)
1. an assistance type electronlmobil comprises motor and driving engine, it is characterized in that: also comprise engaging and disengaging gear; Described driving engine is the infinite speed variation driving engine, and the power take-off shaft of infinite speed variation driving engine connects the input shaft of motor by engaging and disengaging gear.
2. according to the described assistance type electronlmobil of claim 1, it is characterized in that: also be connected with retarder between power take-off shaft and the input shaft.
3. according to the described assistance type electronlmobil of claim 2, it is characterized in that: described engaging and disengaging gear is a power-transfer clutch.
4. according to the described assistance type electronlmobil of claim 3, it is characterized in that: described power-transfer clutch is connected between power take-off shaft and the retarder; Retarder comprises first gear that is connected on the power-transfer clutch driven member, the reducing gear that is installed in second gear on the input shaft and can be meshed with first gear and second gear, reducing gear coupling yoke.
5. according to the described assistance type electronlmobil of claim 3, it is characterized in that: described power-transfer clutch is connected between input shaft and the retarder.
6. according to the described assistance type electronlmobil of claim 5, it is characterized in that: sprocket wheel or belt wheel transmission device are set between power-transfer clutch and the retarder.
7. according to the arbitrary described assistance type electronlmobil of claim 3 to 6, it is characterized in that: described power-transfer clutch is centrifugal clutch or directional overrunning clutch.
8. according to the described assistance type electronlmobil of claim 2, it is characterized in that: described engaging and disengaging gear comprises that the active that is installed on the power take-off shaft mentions, is installed in driven outer on the input shaft outward and mention and mention and the driven outer clutch gear ring that is meshed of mentioning that with initiatively outer the clutch gear ring connects clutch yoke.
9. according to the described assistance type electronlmobil of claim 8, it is characterized in that: described engaging and disengaging gear is arranged between retarder and the input shaft.
10. according to claim 8 or 9 described assistance type electronlmobils, it is characterized in that: described retarder is a train of reduction gears.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320133531 CN203093732U (en) | 2013-03-22 | 2013-03-22 | Power assisting electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320133531 CN203093732U (en) | 2013-03-22 | 2013-03-22 | Power assisting electric vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203093732U true CN203093732U (en) | 2013-07-31 |
Family
ID=48845163
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320133531 Expired - Fee Related CN203093732U (en) | 2013-03-22 | 2013-03-22 | Power assisting electric vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203093732U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108674199A (en) * | 2018-06-11 | 2018-10-19 | 周伟 | The extended-range power plant of electric vehicle |
-
2013
- 2013-03-22 CN CN 201320133531 patent/CN203093732U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108674199A (en) * | 2018-06-11 | 2018-10-19 | 周伟 | The extended-range power plant of electric vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130731 Termination date: 20190322 |