CN110962973A - Electric vehicle power device capable of adjusting maximum speed - Google Patents
Electric vehicle power device capable of adjusting maximum speed Download PDFInfo
- Publication number
- CN110962973A CN110962973A CN201911223456.3A CN201911223456A CN110962973A CN 110962973 A CN110962973 A CN 110962973A CN 201911223456 A CN201911223456 A CN 201911223456A CN 110962973 A CN110962973 A CN 110962973A
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- transmission shaft
- gear
- speed
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62J—CYCLE SADDLES OR SEATS; AUXILIARY DEVICES OR ACCESSORIES SPECIALLY ADAPTED TO CYCLES AND NOT OTHERWISE PROVIDED FOR, e.g. ARTICLE CARRIERS OR CYCLE PROTECTORS
- B62J27/00—Safety equipment
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K28/00—Safety devices for propulsion-unit control, specially adapted for, or arranged in, vehicles, e.g. preventing fuel supply or ignition in the event of potentially dangerous conditions
- B60K28/10—Safety devices for propulsion-unit control, specially adapted for, or arranged in, vehicles, e.g. preventing fuel supply or ignition in the event of potentially dangerous conditions responsive to conditions relating to the vehicle
- B60K28/14—Safety devices for propulsion-unit control, specially adapted for, or arranged in, vehicles, e.g. preventing fuel supply or ignition in the event of potentially dangerous conditions responsive to conditions relating to the vehicle responsive to accident or emergency, e.g. deceleration, tilt of vehicle
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
- B62K23/00—Rider-operated controls specially adapted for cycles, i.e. means for initiating control operations, e.g. levers, grips
- B62K23/02—Rider-operated controls specially adapted for cycles, i.e. means for initiating control operations, e.g. levers, grips hand actuated
- B62K23/04—Twist grips
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/72—Electric energy management in electromobility
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Structure Of Transmissions (AREA)
- Motor Power Transmission Devices (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
- Arrangement Of Transmissions (AREA)
Abstract
The invention discloses an electric vehicle power device capable of adjusting the maximum speed, which comprises a shell, wherein a working cavity is arranged in the shell, a vertical sliding block capable of sliding left and right is adopted, when the vertical sliding block moves left, an eighth transmission shaft drives a third bevel gear to be not meshed with a first bevel gear and a second bevel gear any more, so that the transmission of the motor can be cut off in time during braking, a reversing electromagnet and a speed-adjusting electromagnet are adopted, when the reversing electromagnet and the speed-adjusting electromagnet are electrified, the running direction of a vehicle and the maximum running speed can be respectively changed, the problem that the maximum speed and the moving direction cannot be adjusted by some electric vehicles at present is solved, the driving strength of a driver on a road with large vehicle flow or complex vehicle conditions is increased, and the transmission of the motor cannot be cut off during braking in emergency, so that the braking is delayed, there is a great potential safety hazard.
Description
Technical Field
The invention relates to the technical field of electric vehicle power devices, in particular to an electric vehicle power device capable of adjusting the maximum speed.
Background
The invention relates to an electric vehicle, which is a vehicle formed by additionally arranging a motor, a rotating handle and other components on the basis of a common manpower vehicle by taking a storage battery as an auxiliary energy source.
Disclosure of Invention
The object of the present invention is to provide an electric vehicle power unit with adjustable maximum speed, which overcomes the above-mentioned drawbacks of the prior art.
The electric vehicle power device capable of adjusting the maximum speed comprises a shell, wherein a working cavity is arranged in the shell, a first transmission shaft is rotatably connected to the inner wall of the right side of the working cavity, a second transmission shaft is connected to the left side of the second transmission shaft in a spline mode, an upward extending vertical support is fixedly arranged on the inner wall of the lower side of the working cavity, a third transmission shaft which extends leftwards and rightwards and is positioned on the lower side of the second transmission shaft is rotatably connected to the vertical support, a fourth transmission shaft is connected to the left side of the third transmission shaft in a spline mode, a reversing assembly is arranged on the second transmission shaft and comprises a first gear fixedly arranged on the first transmission shaft, a second gear fixedly arranged on the first transmission shaft and positioned on the left side of the first gear, a fifth transmission shaft rotatably connected to the left end of the vertical support and positioned on the upper, Set firmly in on the fifth transmission shaft and can with first gear that first gear engagement connects, set firmly in on the third transmission shaft and can with the third gear that second gear engagement connects, set firmly in on the third transmission shaft and with the fifth gear that fourth gear engagement connects, be equipped with on the fourth transmission shaft and increase the speed reduction subassembly, working chamber upside inner wall is equipped with separable set, separable set is including locating the spout of working chamber upside inner wall, locating but just horizontal gliding vertical slider on the spout vertical slider with be connected with first spring between the working chamber left side inner wall, vertical slider and electric motor car brake line are connected.
Preferably, extend and be located about being equipped with on the vertical support the sixth transmission shaft of third transmission shaft downside, just the sixth transmission shaft passes through left the working chamber left side inner wall extends to the external world, the sixth transmission shaft extends right and passes through the working chamber right side inner wall extends to the external world, is located it is external both ends have set firmly bilateral symmetry's wheel about the sixth transmission shaft, the casing upper end has set firmly the carriage.
Preferably, a main belt wheel located on the right side of the first gear is fixedly arranged on the second transmission shaft, an auxiliary belt wheel is fixedly arranged on the third transmission shaft located on the right side of the vertical support, a belt is connected between the auxiliary belt wheel and the main belt wheel, and a motor located on the upper side of the first transmission shaft is fixedly arranged on the inner wall of the right side of the working cavity.
Wherein, the switching-over subassembly still include with the second transmission shaft left end rotates the first iron slide block of connecting, set firmly in the switching-over casing of working chamber left side inner wall, be equipped with the switching-over chamber in the switching-over casing, just first iron slide block can the left and right sides slip on the switching-over intracavity wall, switching-over chamber left side inner wall has set firmly switching-over and has used electromagnet, just switching-over is used electromagnet can be switched on and has magnetism, switching-over with electromagnet with be connected with the second spring between the first iron slide block.
Wherein, the speed increasing and reducing component comprises a sixth gear fixedly arranged on the sixth transmission shaft, a seventh gear positioned on the left side of the sixth gear is fixedly arranged on the sixth transmission shaft, an eighth gear capable of being in meshed connection with the sixth gear is fixedly arranged on the fourth transmission shaft, a ninth gear capable of being in meshed connection with the seventh gear is fixedly arranged on the fourth transmission shaft, the left end of the fourth transmission shaft is rotatably connected with a second iron slide block, the inner wall of the right side of the working cavity is fixedly provided with a speed regulating shell positioned on the lower side of the reversing shell, a speed regulating cavity is arranged in the speed regulating shell, the second iron slide block can slide left and right on the inner wall of the speed regulating cavity, the inner wall of the left side of the speed regulating cavity is fixedly provided with a speed regulating electromagnet which can be electrified and has magnetism, and a third spring is connected between the speed regulating electromagnet and the second iron slide block, when the ninth gear and the seventh gear are in meshed connection and the eighth gear and the sixth gear are in meshed connection, the rotating speed of the sixth transmission shaft is different.
Advantageously, the transmission ratio between the ninth gear and the seventh gear is smaller than the transmission ratio between the eighth gear and the sixth gear, i.e. when the ninth gear and the seventh gear are in meshed connection, the maximum rotational speed of the sixth transmission shaft is greater, and when the eighth gear and the sixth gear are in meshed connection, the maximum rotational speed of the sixth transmission shaft is smaller.
The separating assembly further comprises a seventh transmission shaft in power connection with the left end of the motor, a first bevel gear is fixedly arranged at the left end of the seventh transmission shaft, the first transmission shaft is fixedly arranged on the first transmission shaft, the right end of the vertical sliding block is rotatably connected with an eighth transmission shaft extending rightwards, and a first bevel gear which can be in meshed connection with the second bevel gear and the first bevel gear is fixedly arranged on the eighth transmission shaft.
Advantageously, the motor can still be adjusted in speed by the user using a conventional rotating handle.
The invention has the beneficial effects that: the invention adopts the vertical sliding block capable of sliding left and right, when the vertical sliding block moves left, the eighth transmission shaft drives the third bevel gear to be not meshed with the first bevel gear and the second bevel gear any more, so that the transmission of the motor can be cut off in time during braking, the electromagnet for reversing and the electromagnet for speed regulation are adopted, when the electromagnet for reversing and the electromagnet for speed regulation are electrified, the driving direction and the maximum driving speed of a vehicle can be respectively changed, the problem that the maximum speed and the movement direction of some existing electric vehicles cannot be regulated is solved, the driving strength of a driver on a road with large vehicle flow or complex vehicle conditions is increased, and the transmission of the motor cannot be cut off during emergency braking of many electric vehicles, so that the braking delay is caused, and the current situation of great potential safety hazard exists.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a schematic diagram of an adjustable maximum speed electric vehicle power plant of the present invention;
fig. 2 is a schematic enlarged view of the structure of "a" of fig. 1.
Detailed Description
The invention will now be described in detail with reference to fig. 1-2, for convenience of description, the orientations described hereinafter being defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
Referring to fig. 1-2, an electric vehicle power device capable of adjusting a maximum speed according to an embodiment of the present invention includes a housing 11, a working chamber 12 is disposed in the housing 11, a first transmission shaft 26 is rotatably connected to a right inner wall of the working chamber 12, a second transmission shaft 25 is spline-connected to a left side of the second transmission shaft 25, an upward extending vertical support 30 is fixedly disposed on an inner wall of a lower side of the working chamber 12, a third transmission shaft 33 extending left and right is disposed on a lower side of the second transmission shaft 25 is rotatably connected to the vertical support 30, a fourth transmission shaft 34 is spline-connected to a left side of the third transmission shaft 33, a reversing assembly 901 is disposed on the second transmission shaft 25, the reversing assembly 901 includes a first gear 14 fixedly disposed on the first transmission shaft 26, a second gear 51 fixedly disposed on the first transmission shaft 26 and disposed on a left side of the first gear 14, and, A fifth transmission shaft 31 rotatably connected to the left end of the vertical support 30 and located on the upper side of the third transmission shaft 33, a first gear 14 fixedly arranged on the fifth transmission shaft 31 and capable of being in meshed connection with the first gear 14, a third gear 52 fixedly arranged on the third transmission shaft 33 and capable of being in meshed connection with the second gear 51, and a fifth gear 32 fixedly arranged on the third transmission shaft 33 and capable of being in meshed connection with the fourth gear 16, when the second gear 51 is in meshed connection with the third gear 52 and the first gear 14 is in meshed connection with the fourth gear 16, the rotation directions of the third transmission shaft 33 are different, a speed increasing and decreasing component 902 capable of adjusting the basic speed of the electric vehicle is arranged on the fourth transmission shaft 34, a separating component 903 is arranged on the inner wall on the upper side of the working cavity 12, and the separating component 903 comprises a chute 15 arranged on the inner wall on the upper side of the working cavity 12, Locate but on the spout 15 and the horizontal slip vertical slider 17 with be connected with first spring 13 between the inner wall of working chamber 12 left side, vertical slider 17 and electric motor car brake line are connected, work as vertical slider 17 when sliding left, the device loses power.
Beneficially, be equipped with on the vertical support 30 and extend about and be located the sixth transmission shaft 29 of third transmission shaft 33 downside, just sixth transmission shaft 29 passes through to the left side inner wall of working chamber 12 extends to the external world, sixth transmission shaft 29 extends through to the right side inner wall of working chamber 12 extends to the external world, is located the external both ends have set firmly bilateral symmetry's wheel 35 about sixth transmission shaft 29, wheel 35 is the electric motor car power wheel, has realized the removal on the ground of vehicle, casing 11 upper end has set firmly carriage 36, can be used to the placing object article.
Advantageously, a primary pulley 23 is fixedly arranged on the second transmission shaft 25 and located on the right side of the first gear 14, a secondary pulley 28 is fixedly arranged on a third transmission shaft 33 located on the right side of the vertical support 30, a belt 27 is connected between the secondary pulley 28 and the primary pulley 23, and a motor 22 is fixedly arranged on the inner wall of the right side of the working chamber 12 and located on the upper side of the first transmission shaft 26.
According to the embodiment, the reversing assembly 901 is described in detail below, the reversing assembly 901 further includes a first iron sliding block 48 rotatably connected to the left end of the second transmission shaft 25, the reversing housing 45 is fixedly disposed on the inner wall of the left side of the working chamber 12, a reversing chamber 46 is disposed in the reversing housing 45, the first iron sliding block 48 can slide left and right on the inner wall of the reversing chamber 46, a reversing electromagnet 44 is fixedly disposed on the inner wall of the left side of the reversing chamber 46, the reversing electromagnet 44 can be energized and has magnetism, and a second spring 47 is connected between the reversing electromagnet 44 and the first iron sliding block 48.
According to the embodiment, the speed increasing and reducing assembly 902 is described in detail below, the speed increasing and reducing assembly 902 includes a sixth gear 37 fixedly disposed on the sixth transmission shaft 29, a seventh gear 38 disposed on the left side of the sixth gear 37 is fixedly disposed on the sixth transmission shaft 29, an eighth gear 50 capable of being engaged with the sixth gear 37 is fixedly disposed on the fourth transmission shaft 34, a ninth gear 49 capable of being engaged with the seventh gear 38 is fixedly disposed on the fourth transmission shaft 34, a second iron block 39 is rotatably connected to the left end of the fourth transmission shaft 34, a speed regulating housing 42 disposed on the lower side of the reversing housing 45 is fixedly disposed on the inner wall of the right side of the working chamber 12, a speed regulating chamber 43 is disposed in the speed regulating housing 42, the second iron block 39 can slide left and right on the inner wall of the speed regulating chamber 43, an electromagnet 41 for speed regulation is fixedly disposed on the inner wall of the left side of the speed regulating chamber 43, the speed-adjusting electromagnet 41 can be energized and has magnetism, a third spring 40 is connected between the speed-adjusting electromagnet 41 and the second iron slide 39, and when the ninth gear 49 is meshed with the seventh gear 38 and the eighth gear 50 is meshed with the sixth gear 37, the rotation speeds of the sixth transmission shaft 29 are different.
Advantageously, the transmission ratio between the ninth gear 49 and the seventh gear 38 is smaller than the transmission ratio between the eighth gear 50 and the sixth gear 37, i.e. when the ninth gear 49 and the seventh gear 38 are in meshing connection, the maximum rotational speed of the sixth transmission shaft 29 is greater, and when the eighth gear 50 and the sixth gear 37 are in meshing connection, the maximum rotational speed of the sixth transmission shaft 29 is smaller.
According to an embodiment, the separating element 903 is described in detail below, the separating element 903 further includes a seventh transmission shaft 21 in power connection with the left end of the motor 22, a first bevel gear 20 is fixedly disposed at the left end of the seventh transmission shaft 21, a first transmission shaft 26 is fixedly disposed on the first transmission shaft 26, an eighth transmission shaft 18 extending rightward is rotatably connected to the right end of the vertical sliding block 17, a first bevel gear 20 capable of being in meshing connection with the second bevel gear 24 and the first bevel gear 20 is fixedly disposed on the eighth transmission shaft 18, when a user brakes, the vertical sliding block 17 moves leftward, the eighth transmission shaft 18 drives the third bevel gear 19 to disengage from the first bevel gear 20 and the second bevel gear 24, and at this time, the power of the motor 22 cannot be transmitted.
Advantageously, the motor 22 can still be adjusted in speed by the user using a conventional rotating handle.
In the initial state, the first gear 14 and the fourth gear 16 are meshed and connected, i.e. when the user rotates the handle, the vehicle can move forwards, the eighth gear 50 and the sixth gear 37 are meshed and connected, i.e. when the user rotates the handle, the maximum speed of the vehicle is higher, the third bevel gear 19 and the first bevel gear 20 are meshed and connected, and the third bevel gear 19 and the second bevel gear 24 are meshed and connected.
In the driving process, when the electric vehicle needs to move forwards, a user adjusts the rotating speed of the motor 22 by using a traditional rotating handle, and rotates the seventh transmission shaft 21, the rotating seventh transmission shaft 21 drives the first transmission shaft 26 to rotate sequentially through the first bevel gear 20, the third bevel gear 19 and the second bevel gear 24, the rotating first transmission shaft 26 drives the second transmission shaft 25 to rotate, the rotating second transmission shaft 25 drives the ninth gear 49 to rotate sequentially through the first gear 14, the fourth gear 16, the fifth gear 32, the third transmission shaft 33 and the fourth transmission shaft 34, and further drives the wheels 35 to rotate sequentially through the seventh gear 38 and the sixth transmission shaft 29, so that the forward movement of the vehicle is realized;
when the electric vehicle needs to move backwards, the electromagnet 44 for reversing is electrified and has magnetism, the electromagnet 44 for reversing attracts the first iron slide block 48 to move leftwards, the second spring 47 accumulates elastic potential energy, the first iron slide block 48 moving leftwards drives the second gear 51 to be meshed with the third gear 52 through the second transmission shaft 25, the rotating second transmission shaft 25 drives the ninth gear 49 to rotate reversely through the second gear 51, the third gear 52, the third transmission shaft 33 and the fourth transmission shaft 34 in sequence, and further drives the wheel 35 to rotate reversely through the seventh gear 38 and the sixth transmission shaft 29 in sequence, the backwards movement of the vehicle is realized, when the backwards movement is finished, the electromagnet 44 for reversing is powered off, the second spring 47 releases the elastic potential energy to drive the first iron slide block 48 to move rightwards, the first iron slide block 48 moving rightwards drives the second gear 51 to be not meshed with the third gear 52 through the second transmission shaft 25, the first iron slide block 48 moving leftwards drives the first gear 14 and the fourth gear 16 to be meshed and connected through the second transmission shaft 25;
when the traffic flow is large and the maximum speed needs to be reduced, the speed-regulating electromagnet 41 is electrified and has magnetism, the speed-regulating electromagnet 41 attracts the second iron slide block 39 to move leftwards, the third spring 40 accumulates elastic potential energy, the leftwards moving second iron slide block 39 drives the eighth gear 50 to be not meshed with the sixth gear 37 through the fourth transmission shaft 34, the leftwards moving second iron slide block 39 drives the ninth gear 49 to be meshed and connected with the seventh gear 38 through the fourth transmission shaft 34, and the transmission ratio of the ninth gear 49 to the seventh gear 38 is reduced at the moment, so that the maximum speed is reduced, the driving strength of a user when the traffic flow is large is reduced, and the driving safety is guaranteed;
when the emergency needs to brake, the vertical sliding block 17 connected with the brake cable moves leftwards, the first spring 13 accumulates elastic potential energy, the vertical sliding block 17 moving leftwards drives the third bevel gear 19 to move leftwards through the eighth transmission shaft 18, at the moment, the third bevel gear 19 is disengaged from the first bevel gear 20 and the second bevel gear 24, the vehicle loses power, the safety and the effectiveness of the brake are guaranteed, when the brake is finished, the first spring 13 releases the elastic potential energy to drive the vertical sliding block 17 to move rightwards and reset, and at the moment, the third bevel gear 19 is meshed with the first bevel gear 20 and the second bevel gear 24 again and connected.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (8)
1. An electric vehicle power device capable of adjusting the maximum speed comprises a shell, wherein a working cavity is arranged in the shell, the inner wall of the right side of the working cavity is rotatably connected with a first transmission shaft, the left side of the second transmission shaft is in splined connection with a second transmission shaft, an upward extending vertical support is fixedly arranged on the inner wall of the lower side of the working cavity, the vertical support is rotatably connected with a third transmission shaft which extends leftwards and rightwards and is positioned on the lower side of the second transmission shaft, and the left side of the third transmission shaft is in splined connection with a fourth transmission shaft;
the second transmission shaft is provided with a reversing assembly, and the reversing assembly comprises a first gear fixedly arranged on the first transmission shaft, a second gear fixedly arranged on the first transmission shaft and positioned on the left side of the first gear, a fifth transmission shaft rotatably connected to the left end of the vertical support and positioned on the upper side of the third transmission shaft, a first gear fixedly arranged on the fifth transmission shaft and capable of being in meshed connection with the first gear, a third gear fixedly arranged on the third transmission shaft and capable of being in meshed connection with the second gear, and a fifth gear fixedly arranged on the third transmission shaft and capable of being in meshed connection with the fourth gear;
the fourth transmission shaft is provided with a speed increasing and decreasing assembly;
the inner wall of the upper side of the working cavity is provided with a separating component, the separating component comprises a sliding groove arranged on the inner wall of the upper side of the working cavity, a vertical sliding block which can slide left and right on the sliding groove, the vertical sliding block and a first spring are connected between the inner walls of the left side of the working cavity, and the vertical sliding block is connected with a brake cable of the electric vehicle.
2. An adjustable maximum speed electric vehicle power unit as defined in claim 1, wherein: extend and be located about being equipped with on the vertical support sixth transmission shaft of third transmission shaft downside, just the sixth transmission shaft passes through left the working chamber left side inner wall extends to the external world, the sixth transmission shaft extends right and passes through the working chamber right side inner wall extends to the external world, is located it is external both ends have set firmly bilateral symmetry's wheel about the sixth transmission shaft, the casing upper end has set firmly the carriage.
3. An adjustable maximum speed electric vehicle power unit as defined in claim 1, wherein: the second transmission shaft is fixedly provided with a main belt wheel positioned on the right side of the first gear, a secondary belt wheel is fixedly arranged on a third transmission shaft positioned on the right side of the vertical support, a belt is connected between the secondary belt wheel and the main belt wheel, and the inner wall of the right side of the working cavity is fixedly provided with a motor positioned on the upper side of the first transmission shaft.
4. An adjustable maximum speed electric vehicle power unit as defined in claim 1, wherein: the switching-over subassembly still include with the second transmission shaft left end rotates the first indisputable slider of connection, set firmly in the switching-over casing of working chamber left side inner wall, be equipped with the switching-over chamber in the switching-over casing, just first indisputable slider can the horizontal slip on the switching-over intracavity wall, switching-over chamber left side inner wall has set firmly the electro-magnet for the switching-over, just the electro-magnet for the switching-over can be switched on and have magnetism, the electro-magnet for the switching-over with be connected with the second spring between the first indisputable slider.
5. An adjustable maximum speed electric vehicle power unit as defined in claim 2, wherein: the speed-regulating assembly comprises a sixth gear fixedly arranged on the sixth transmission shaft, a seventh gear positioned on the left side of the sixth gear is fixedly arranged on the sixth transmission shaft, an eighth gear capable of being in meshed connection with the sixth gear is fixedly arranged on the fourth transmission shaft, a ninth gear capable of being in meshed connection with the seventh gear is fixedly arranged on the fourth transmission shaft, the left end of the fourth transmission shaft is rotatably connected with a second iron slide block, a speed-regulating shell positioned on the lower side of the reversing shell is fixedly arranged on the inner wall of the right side of the working cavity, a speed-regulating cavity is arranged in the speed-regulating shell, the second iron slide block can slide left and right on the inner wall of the speed-regulating cavity, an electromagnet for speed regulation is fixedly arranged on the inner wall of the left side of the speed-regulating cavity, the electromagnet for speed regulation can be electrified and has magnetism, and a third spring is connected between the electromagnet for speed regulation and the second iron slide block, when the ninth gear and the seventh gear are in meshed connection and the eighth gear and the sixth gear are in meshed connection, the rotating speed of the sixth transmission shaft is different.
6. An adjustable maximum speed electric vehicle power unit as defined in claim 5, wherein: the transmission ratio between the ninth gear and the seventh gear is smaller than the transmission ratio between the eighth gear and the sixth gear, that is, when the ninth gear and the seventh gear are in meshed connection, the maximum rotating speed of the sixth transmission shaft is larger, and when the eighth gear and the sixth gear are in meshed connection, the maximum rotating speed of the sixth transmission shaft is smaller.
7. An adjustable maximum speed electric vehicle power unit as defined in claim 3, wherein: the separating assembly further comprises a seventh transmission shaft in power connection with the left end of the motor, a first bevel gear is fixedly arranged at the left end of the seventh transmission shaft, the first transmission shaft is fixedly arranged on the first transmission shaft, the right end of the vertical sliding block is rotatably connected with an eighth transmission shaft extending rightwards, and a first bevel gear which can be in meshed connection with the second bevel gear and the first bevel gear is fixedly arranged on the eighth transmission shaft.
8. An adjustable maximum speed electric vehicle power unit as defined in claim 3, wherein: the motor can still be adjusted in speed by the user using a conventional rotating handle.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911223456.3A CN110962973A (en) | 2019-12-03 | 2019-12-03 | Electric vehicle power device capable of adjusting maximum speed |
| JP2020074986A JP6883170B1 (en) | 2019-12-03 | 2020-04-20 | Maximum speed adjustable power unit for electrically powered vehicles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911223456.3A CN110962973A (en) | 2019-12-03 | 2019-12-03 | Electric vehicle power device capable of adjusting maximum speed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110962973A true CN110962973A (en) | 2020-04-07 |
Family
ID=70032760
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911223456.3A Withdrawn CN110962973A (en) | 2019-12-03 | 2019-12-03 | Electric vehicle power device capable of adjusting maximum speed |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP6883170B1 (en) |
| CN (1) | CN110962973A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112810454A (en) * | 2020-12-31 | 2021-05-18 | 徐州科悦电子科技有限公司 | Electric vehicle controller with abnormal acceleration cut-off function and operation method thereof |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013076878A1 (en) * | 2011-11-26 | 2013-05-30 | トヨタ自動車株式会社 | Vehicular electric drive apparatus |
| JP5394531B2 (en) * | 2012-04-17 | 2014-01-22 | 株式会社エクセディ | Electric vehicle power transmission device |
| CN107428233B (en) * | 2015-03-20 | 2020-08-18 | 保时捷股份公司 | Electric axle drive for a motor vehicle |
-
2019
- 2019-12-03 CN CN201911223456.3A patent/CN110962973A/en not_active Withdrawn
-
2020
- 2020-04-20 JP JP2020074986A patent/JP6883170B1/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112810454A (en) * | 2020-12-31 | 2021-05-18 | 徐州科悦电子科技有限公司 | Electric vehicle controller with abnormal acceleration cut-off function and operation method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| JP6883170B1 (en) | 2021-06-09 |
| JP2021088342A (en) | 2021-06-10 |
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Application publication date: 20200407 |