CN111791979A - Power auxiliary device of electric vehicle - Google Patents
Power auxiliary device of electric vehicle Download PDFInfo
- Publication number
- CN111791979A CN111791979A CN202010713181.8A CN202010713181A CN111791979A CN 111791979 A CN111791979 A CN 111791979A CN 202010713181 A CN202010713181 A CN 202010713181A CN 111791979 A CN111791979 A CN 111791979A
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- China
- Prior art keywords
- cavity
- block
- wall
- spring
- fixedly connected
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62M—RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES; POWERED PROPULSION OF SLEDGES OR SINGLE-TRACK CYCLES; TRANSMISSIONS SPECIALLY ADAPTED FOR SUCH VEHICLES
- B62M6/00—Rider propulsion of wheeled vehicles with additional source of power, e.g. combustion engine or electric motor
- B62M6/40—Rider propelled cycles with auxiliary electric motor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
- B60S1/00—Cleaning of vehicles
- B60S1/62—Other vehicle fittings for cleaning
- B60S1/66—Other vehicle fittings for cleaning for cleaning vehicle exterior
- B60S1/68—Other vehicle fittings for cleaning for cleaning vehicle exterior for freeing wheels or tyres from foreign matter, e.g. wheel scrapers
- B60S1/685—Other vehicle fittings for cleaning for cleaning vehicle exterior for freeing wheels or tyres from foreign matter, e.g. wheel scrapers for two-wheeled vehicles
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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
- B62J50/00—Arrangements specially adapted for use on cycles not provided for in main groups B62J1/00 - B62J45/00
- B62J50/15—Cleaning devices
- B62J50/16—Cleaning devices for cleaning parts of the cycle, e.g. windscreen wipers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D59/00—Self-acting brakes, e.g. coming into operation at a predetermined speed
- F16D59/02—Self-acting brakes, e.g. coming into operation at a predetermined speed spring-loaded and adapted to be released by mechanical, fluid, or electromagnetic means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
- F16H3/02—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion
- F16H3/20—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially using gears that can be moved out of gear
- F16H3/22—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially using gears that can be moved out of gear with gears shiftable only axially
- F16H3/30—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially using gears that can be moved out of gear with gears shiftable only axially with driving and driven shafts not coaxial
- F16H3/32—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially using gears that can be moved out of gear with gears shiftable only axially with driving and driven shafts not coaxial and an additional shaft
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H35/00—Gearings or mechanisms with other special functional features
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/26—Generation or transmission of movements for final actuating mechanisms
- F16H61/36—Generation or transmission of movements for final actuating mechanisms with at least one movement being transmitted by a cable
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H35/00—Gearings or mechanisms with other special functional features
- F16H2035/006—Gearings or mechanisms for stopping or limiting movement, e.g. stopping a movement after few turns
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The invention discloses a power assisting device of an electric vehicle, which comprises a device shell, wherein a power assisting cavity is arranged in the device shell, a power assisting mechanism is arranged in the power assisting cavity, a speed reducing cavity is arranged in the device shell, a speed reducing mechanism is arranged in the speed reducing cavity, a cleaning cavity is arranged in the device shell, a cleaning mechanism is arranged in the cleaning cavity, the power assisting mechanism comprises a power assisting motor which is fixedly connected to the right inner wall of the power assisting cavity, the left end of the power assisting motor is in power connection with a power assisting shaft, and a power assisting gear is in key connection with the power assisting shaft. Thereby reducing the workload of the user.
Description
Technical Field
The invention relates to the field of electric vehicle power devices, in particular to an electric vehicle power auxiliary device.
Background
The electric bicycle is usually driven by a driver in an uphill road section and a downhill road section, insufficient power is generated in the uphill road section, the driver needs to push the electric bicycle, the driver needs to decelerate in the downhill road section appropriately, garbage can be wound around wheels of the electric bicycle, and the electric bicycle needs to be cleaned manually.
At the present stage, the treatment of the uphill and downhill slopes and the cleaning of the garbage are both manually operated, so that the phenomena of complicated treatment of the uphill and downhill slopes and the cleaning process of the garbage are avoided, a large amount of physical power of a driver is consumed, and the workload of the driver is increased.
Disclosure of Invention
The invention aims to solve the technical problem of providing a power auxiliary device of an electric vehicle, which solves the problems that the treatment of ascending and descending can not be automatically completed and the garbage wound around wheels can not be automatically cleaned, and increases the functions of automatically completing the treatment of ascending and descending and automatically cleaning the garbage wound around the wheels.
The invention is realized by the following technical scheme.
The invention relates to a power assisting device of an electric vehicle, which comprises a device shell, wherein a power assisting cavity is arranged in the device shell, a power assisting mechanism is arranged in the power assisting cavity, a speed reducing cavity is arranged in the device shell, a cleaning mechanism is arranged in the cleaning cavity, the power assisting mechanism comprises a power assisting motor fixedly connected to the right inner wall of the power assisting cavity, the left end of the power assisting motor is in power connection with a power assisting shaft, a power assisting gear is in key connection with the power assisting shaft, a left moving cavity with a downward opening is arranged on the upper inner wall of the power assisting cavity, a left moving slide block is connected in the left moving cavity in a sliding manner, a left moving spring fixedly connected with the right end of the left moving slide block is fixedly connected to the right inner wall of the left moving cavity, an upward slope pull rope is fixedly arranged at the right end of the left moving slide block, a left moving groove with a downward, the power-assisted gear is in sliding connection in the groove moves to a left side, be equipped with the judgement chamber in the device shell, be equipped with the ascending chamber that the opening is backward on the inner wall before the judgement chamber, ascending intracavity friction is connected with the piece of ascending, fixedly connected with on the preceding inner wall of ascending chamber with ascending block front end fixed connection's ascending spring, ascending block front end fixed be equipped with the other end of ascending stay cord, be equipped with the ascending groove that the opening is backward in the piece of ascending, sliding connection has the piece of ascending slide in the ascending groove, before the ascending groove inner wall fixedly connected with the ascending groove spring of ascending slide front end fixed connection, it is connected with the judgement axle to rotate on the inner wall around the judgement chamber, the epaxial fixedly connected with of judgement piece of judgement.
Further, the speed reducing mechanism comprises a downhill cavity with a forward opening, which is arranged on the rear inner wall of the judging cavity, a downhill block is connected in a friction manner in the downhill cavity, a downhill spring fixedly connected with the rear end of the downhill block is fixedly connected onto the rear inner wall of the downhill cavity, an upward moving pull rope is fixedly arranged at the rear end of the downhill block, a downhill groove with a forward opening is arranged in the downhill block, a downhill sliding block is connected in the downhill groove in a sliding manner, a downhill groove spring fixedly connected with the rear end of the downhill sliding block is fixedly connected onto the rear inner wall of the downhill groove, a driving shaft is rotatably connected onto the left inner wall of the speed reducing cavity and the right inner wall of the power assisting cavity, a driving bevel gear, a limiting gear, a traveling wheel and a limiting gear are fixedly arranged on the driving shaft, a driven shaft is rotatably connected onto the upper inner wall of the speed, an upward moving cavity with a rightward opening is arranged on the left inner wall of the speed reducing cavity, an upward moving slide block is arranged in the upward moving cavity in a sliding manner, the upper inner wall of the upper moving cavity is fixedly connected with an upper moving spring fixedly connected with the upper end of the upper moving slide block, the upper end of the upward moving slide block is fixedly provided with the other end of the upward moving pull rope, an upward moving groove with a right opening is arranged in the upward moving slide block, the transition bevel gear is connected in the upper moving groove in a sliding way, a deceleration shaft is rotationally arranged on the right inner wall of the deceleration cavity, a speed reduction bevel gear and a speed reduction gear are fixedly arranged on the speed reduction shaft, the speed reduction bevel gear is meshed with the driven bevel gear, twelve centrifugal cavities with openings far away from the speed reducing shaft are arranged in the speed reducing gear, centrifugal blocks are arranged in the centrifugal cavities in a sliding manner, the centrifugal cavity is close to the inner wall of the speed reducing shaft and is fixedly connected with a centrifugal spring which is fixedly connected with the centrifugal block close to the end of the speed reducing shaft.
Further, the cleaning mechanism comprises a cleaning sliding block which is positioned in the cleaning cavity and is in sliding connection, a cleaning spring which is fixedly connected with the right end of the cleaning sliding block is fixedly connected to the right inner wall of the cleaning cavity, a cleaning pull rope is fixedly arranged at the right end of the cleaning sliding block, a scraping groove is arranged in the cleaning sliding block, scraping groove shafts are rotatably arranged on the front inner wall and the rear inner wall of the scraping groove, a cleaning block is fixedly connected to the scraping groove shafts, a scraping groove spring which is fixedly connected with the upper end of the cleaning block is fixedly connected to the upper inner wall of the scraping groove, a sector gear and a key are fixedly connected to the driving shaft, a limiting groove is arranged in the cleaning gear, a limiting cavity with a leftward opening is arranged on the right inner wall of the boosting cavity, a limiting sliding block is connected in the limiting cavity in a sliding manner, and a limiting spring which is fixedly connected with the right end of the limiting sliding block is fixedly, the right end of the limiting slide block is fixedly provided with a switch rope, the upper end of the limiting slide block is fixedly provided with a limiting block, the limiting block is in sliding connection in the limiting groove, a switch cavity with a rightward opening is arranged in the device shell, the switch cavity is internally provided with a switch block in a sliding manner, the upper inner wall of the switch cavity is fixedly connected with a switch spring fixedly connected with the upper end of the switch block, the upper end of the switch block is fixedly connected with the other end of the switch rope, the front inner wall and the rear inner wall of the switch cavity are respectively provided with a clamping cavity with an opening towards the central direction of the switch cavity, the clamping cavity is internally provided with a clamping slide block in a sliding manner, the clamping cavity is far away from the central inner wall of the switch cavity and is fixedly connected with a clamping spring fixedly connected with the clamping slide block far away from the central end of the switch, the front end of the limiting block is fixedly connected with an operation block, an operation cavity is arranged in the operation block, insections are arranged on the upper inner wall and the lower inner wall of the operation cavity, an operation spring fixedly connected with the rear end of the operation block is fixedly connected to the rear inner wall of the boosting cavity, the other end of the cleaning pull rope is fixedly arranged at the rear end of the operation block, a sector gear is fixedly arranged on the driving shaft, and the insections on the sector gear are meshed with the insections on the upper inner wall and the lower inner wall of the operation cavity.
Furthermore, the elasticity of the uphill spring is greater than that of the left shift spring, the elasticity of the downhill spring is greater than that of the upward shift spring, the elasticity of the switch spring is greater than that of the limit spring, the elasticity of the operation spring is greater than that of the cleaning spring, the friction force between the uphill cavity and the uphill block and the elasticity of the uphill spring and the elasticity of the uphill groove spring are less than those of the uphill groove spring, the friction force between the downhill cavity and the downhill block and the elasticity of the downhill groove spring are less than those of the downhill groove spring, and the left end of the cleaning gear is provided with a second meshing tooth matched with the first meshing tooth at the right end of the sector gear.
The invention has the beneficial effects that: the automatic cleaning device is simple in structure and convenient and fast to operate, when the power assisting device needs to ascend, the automatic power assisting device finishes ascending automatic power assisting through mechanical transmission, when the speed reducing device needs to descend, the automatic speed reducing device can realize the automatic speed reducing of the descending to a safe speed through the mechanical transmission, and when the garbage wound around the wheel needs to be cleaned, the automatic cleaning function can be realized through the mechanical transmission, so that the workload of a user is reduced.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic structural diagram at A-A in FIG. 1 according to an embodiment of the present invention;
FIG. 3 is a schematic structural diagram at B-B in FIG. 1 according to an embodiment of the present invention;
FIG. 4 is a schematic structural diagram at C in FIG. 1 according to an embodiment of the present invention;
FIG. 5 is a schematic diagram of the structure at D in FIG. 1 according to an embodiment of the present invention;
FIG. 6 is a schematic diagram of the structure at E in FIG. 1 according to an embodiment of the present invention;
FIG. 7 is a schematic structural diagram at F-F in FIG. 1 according to an embodiment of the present invention;
FIG. 8 is a schematic diagram of the structure at G-G in FIG. 6 according to an embodiment of the present invention.
Detailed Description
The invention will now be described in detail with reference to fig. 1-8, wherein for ease of description the orientations described below are now 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.
The power assisting device for the electric vehicle, which is described in conjunction with the attached drawings 1-8, comprises a device shell 10, wherein a power assisting cavity 21 is arranged in the device shell 10, a power assisting mechanism 80 is arranged in the power assisting cavity 21, a speed reducing cavity 29 is arranged in the device shell 10, a speed reducing mechanism 82 is arranged in the speed reducing cavity 29, a cleaning cavity 59 is arranged in the device shell 10, a cleaning mechanism 81 is arranged in the cleaning cavity 59, the power assisting mechanism 80 comprises a power assisting motor 26 fixedly connected to the right inner wall of the power assisting cavity 21, the left end of the power assisting motor 26 is power-connected with a power assisting shaft 27, a power assisting gear 28 is keyed on the power assisting shaft 27, a left moving cavity 22 with a downward opening is arranged on the upper inner wall of the power assisting cavity 21, a left moving slide block 23 is slidably connected to the left moving cavity 22, a left moving spring 24 fixedly connected to the right end of the left moving slide block 23 is fixedly connected to the right inner wall of, an upward slope pull rope 15 is fixedly arranged at the right end of the left shifting slide block 23, a left shifting groove 25 with a downward opening is arranged in the left shifting slide block 23, the power-assisted gear 28 is connected in the left shifting groove 25 in a sliding manner, a judging cavity 11 is arranged in the device shell 10, an upward slope cavity 12 with a backward opening is arranged on the front inner wall of the judging cavity 11, an upward slope block 13 is connected in the upward slope cavity 12 in a friction manner, an upward slope spring 14 fixedly connected with the front end of the upward slope block 13 is fixedly connected on the front inner wall of the upward slope cavity 12, the front end of the upward slope block 13 is fixedly provided with the other end of the upward slope pull rope 15, an upward slope groove 16 with a backward opening is arranged in the upward slope block 13, an upward slope block 17 is connected in the upward slope groove 16 in a sliding manner, an upward slope groove spring 18 fixedly connected with the front end of the upward slope block 17 is fixedly connected on the front inner wall of the upward slope groove 16, a judging shaft 19, the judgment shaft 19 is fixedly connected with a judgment block 20.
Advantageously, the speed reducing mechanism 82 includes a descending cavity 46 with a forward opening on the rear inner wall of the determination cavity 11, a descending block 47 is frictionally connected in the descending cavity 46, a descending spring 48 fixedly connected with the rear end of the descending block 47 is fixedly connected on the rear inner wall of the descending cavity 46, an upward moving pull rope 44 is fixedly connected with the rear end of the descending block 47, a descending groove 49 with a forward opening is arranged in the descending block 47, a descending slide block 50 is slidably connected in the descending groove 49, a descending groove spring 51 fixedly connected with the rear end of the descending slide block 50 is fixedly connected with the rear inner wall of the descending groove 49, a driving shaft 30 is rotatably connected on the left inner wall of the speed reducing cavity 29 and the right inner wall of the power assisting cavity 21, a driving bevel gear 31, a limiting gear 32, a traveling wheel 33 and a limiting gear 34 are fixedly arranged on the driving shaft 30, a driven shaft 38 is rotatably connected on the upper inner wall of the, a driven bevel gear 39 and a transition bevel gear 40 are fixedly connected to the driven shaft 38, an upper moving cavity 41 with a rightward opening is arranged on the left inner wall of the speed reducing cavity 29, an upper moving slider 42 is arranged in the upper moving cavity 41 in a sliding manner, an upper moving spring 43 fixedly connected with the upper end of the upper moving slider 42 is fixedly connected to the upper inner wall of the upper moving cavity 41, the upper end of the upper moving slider 42 is fixedly provided with the other end of the upper moving pull rope 44, an upper moving groove 86 with a rightward opening is arranged in the upper moving slider 42, the transition bevel gear 40 is connected in the upper moving groove 86 in a sliding manner, a speed reducing shaft 35 is arranged on the right inner wall of the speed reducing cavity 29 in a rotating manner, a speed reducing bevel gear 36 and a speed reducing gear 37 are fixedly arranged on the speed reducing shaft 35, the speed reducing bevel gear 36 is engaged with the driven bevel gear, centrifugal blocks 84 are arranged in the centrifugal cavities 83 in a sliding mode, and centrifugal springs 85 fixedly connected with the centrifugal blocks 84 close to the end, close to the speed reducing shaft 35, of the centrifugal cavities 83 are fixedly connected to the inner wall of the speed reducing shaft 35.
Beneficially, clearance mechanism 81 includes and is located clearance slider 60 of sliding connection in clearance chamber 59, fixedly connected with on the right inner wall in clearance chamber 59 with clearance slider 60 right-hand member fixed connection's clearance spring 61, clearance slider 60 right-hand member is fixed and is equipped with clearance stay cord 62, be equipped with in the clearance slider 60 and scrape groove 63, scrape and rotate on the inner wall around groove 63 and be equipped with and scrape groove shaft 64, scrape fixedly connected with clearance piece 65 on groove shaft 64, scrape on the groove 63 inner wall fixedly connected with clearance piece 65 upper end fixed connection's scrape groove spring 66, fixedly connected with sector gear 67 on driving shaft 30, key-type are connected with clearance gear 68, be equipped with restriction groove 69 in the clearance gear 68, be equipped with the spacing chamber 70 that the opening is left on the right inner wall in helping hand chamber 21, sliding connection has spacing slider 71 in spacing chamber 70, fixedly connected with on the right inner wall in spacing chamber 70 with spacing spring 72 that spacing slider 71 right-hand member fixed connection on the right-hand member The right end of the limit slider 71 is fixedly provided with a switch rope 55, the upper end of the limit slider 71 is fixedly provided with a limit block 73, the limit block 73 is slidably connected in the limit groove 69, the device shell 10 is internally provided with a switch cavity 52 with a right opening, the switch cavity 52 is slidably provided with a switch block 53, the upper inner wall of the switch cavity 52 is fixedly connected with a switch spring 54 fixedly connected with the upper end of the switch block 53, the upper end of the switch block 53 is fixedly connected with the other end of the switch rope 55, the front inner wall and the rear inner wall of the switch cavity 52 are respectively provided with a clamping cavity 56 with an opening towards the central direction of the switch cavity 52, the clamping cavity 56 is slidably provided with a clamping slider 57, the clamping cavity 56 is far away from the central inner wall of the switch cavity 52 and is fixedly connected with a clamping spring 58 fixedly connected with the clamping slider 57 far away from the central end of the switch cavity 52, the rear inner wall of the, sliding connection has stopper 76 in the spacing groove 77, stopper 76 front end fixedly connected with operation piece 74, be equipped with operation chamber 75 in the operation piece 74, be equipped with the insection on the inner wall about operation chamber 75, fixedly connected with on the inner wall behind the helping hand chamber 21 with operation piece 74 rear end fixed connection's operating spring 78, operation piece 74 rear end fixed is equipped with the other end of clearance stay cord 62, fan-shaped gear 67 is established to the fixed sector gear 67 of establishing on the driving shaft 30, insection on the fan-shaped gear 67 with insection mesh on the inner wall about operation chamber 75.
Advantageously, the elastic force of the ascending spring 14 is greater than that of the left moving spring 24, the elastic force of the descending spring 48 is greater than that of the ascending spring 43, the elastic force of the switch spring 54 is greater than that of the limit spring 72, the elastic force of the operating spring 78 is greater than that of the cleaning spring 61, the friction force between the ascending cavity 12 and the ascending block 13 and the sum of the elastic forces of the ascending spring 14 are less than that of the ascending groove spring 18, the friction force between the descending cavity 46 and the descending block 47 and the sum of the elastic forces of the descending spring 48 are less than that of the descending groove spring 51, and the left end of the cleaning gear 68 is provided with a second engaging tooth which is matched with the first engaging tooth at the right end of the sector gear 67.
In the initial state, the left-hand spring 24 is in a compressed state, the up-hand spring 43 is in a compressed state, the limit spring 72 is in a compressed state, the cleaning spring 61 is in a compressed state, and the scraping groove spring 66 is in a compressed state.
When the electric vehicle is in an uphill state for power assistance, the judgment shaft 19 and the judgment block 20 rotate forward and collide with the uphill slide block 17 to move forward, the uphill slide block 17 moves forward to enable the uphill groove spring 18 to be compressed, due to the fact that the friction force between the uphill cavity 12 and the uphill block 13, the elastic force of the uphill spring 14 and the elastic force smaller than the elastic force of the uphill groove spring 18 enable the uphill block 13 to move forward slowly, the uphill block 13 can move forward slowly to prevent instantaneous vibration generated by normal running of the electric vehicle from triggering a subsequent process, the uphill spring 14 is compressed, the uphill pull rope 15 is loosened to enable the left moving spring 24 to reset, the left moving slide block 23 to move leftward, the power-assisted gear 28 moves rightward and is meshed with the limit gear 34, the power-assisted motor 26 is started, the power-assisted motor 26 works to drive the power-assisted shaft 27 to rotate, in the process of ascending, the traveling wheel 33, the driving bevel gear 31 and the limiting gear 34 move at low rotating speed, the assisting shaft 27 rotates to drive the limiting gear 34 to rotate to enable the rotating speed of the limiting gear to be higher, the rotating speed of the driving bevel gear 31 and the traveling wheel 33 is accelerated, and therefore the function of ascending assisting power is completed.
When the electric vehicle performs automatic deceleration on a downhill, when the electric vehicle is in a downhill state, the judging shaft 19 and the judging block 20 rotate backwards and collide with the downhill sliding block 50 to move backwards, the downhill sliding block 50 moves backwards to compress the downhill groove spring 51, the friction force between the downhill cavity 46 and the downhill block 47, the elastic force of the downhill groove spring 48 and the elastic force smaller than the elastic force of the downhill groove spring 51 cause the downhill block 47 to move backwards slowly, so that the downhill spring 48 is compressed, the upward movement pull rope 44 is loosened, the upward movement pull rope 44 causes the upward movement sliding block 42 to be pushed downwards and the upward movement spring 43 to be reset, the transition bevel gear 40 moves downwards to be meshed with the drive bevel gear 31, and at the moment, the traveling wheel 33, the driving shaft 30 and the drive bevel gear 31 are in a high-speed rotating state, so that the transition bevel gear 40, the driven shaft 38 and the driven bevel gear 39 rotate, and the driven bevel gear 39, The speed reducing shaft 35 and the speed reducing gear 37 rotate, the speed reducing gear 37 rotates to enable the centrifugal block 84 to generate centrifugal force in a direction far away from the speed reducing shaft 35, the centrifugal block 84 moves in a direction far away from the speed reducing shaft 35, the centrifugal spring 85 is stretched, when the speed reaches a certain speed due to the opposite rotating direction of the speed reducing gear 37 and the limiting gear 32, the centrifugal block 84 is in contact with the limiting gear 32 and generates friction, so that the limiting gear 32 is reduced, the driving shaft 30 and the traveling wheels 33 are reduced, so that the downhill speed reducing function of the electric vehicle is achieved, when the speed is restored to a flat road surface, the judging shaft 19 and the judging block 20 rotate backwards to an initial state, so that the downhill sliding block 50 and the downhill block 47 move forwards, the downhill groove spring 51 and the downhill spring 48 are reset, the upward moving pull rope 44 is pulled, the upward moving sliding block 42 is pulled, the upward moving spring 43 is compressed, so that the transition bevel gear 40 is disengaged from the, so that the transition bevel gear 40, the driven shaft 38, the driven bevel gear 39, the reduction bevel gear 36, the reduction shaft 35 and the reduction gear 37 stop rotating, the reduction gear 37 stops rotating to enable the centrifugal block 84 to move to the initial position and the centrifugal spring 85 to reset, and the functions of downhill deceleration and resetting of the electric vehicle are completed.
When the garbage wound around the tire is cleaned, the switch block 53 is pulled upwards to the upper side of the clamping slide block 57, so that the switch spring 54 is compressed, the switch rope 55 is loosened, the clamping slide block 57 moves towards the direction away from each other firstly and then resets, the clamping spring 58 is compressed and then resets, the switch block 53 is limited at the upper side of the clamping slide block 57, the switch rope 55 is loosened, so that the limiting slide block 71 moves leftwards, the limiting spring 72 resets, the limiting block 73 and the cleaning gear 68 move leftwards to enable the left end meshing teeth of the cleaning gear 68 to be meshed with the right end meshing teeth of the sector gear 67, the electric vehicle works, so that the driving shaft 30, the traveling wheel 33 and the cleaning gear 68 rotate, the sector gear 67 rotates, the operating block 74 and the limiting groove 77 reciprocate forwards and backwards, and then the operating spring 78 is in a state of being compressed and reset circulation, The cleaning pull rope 62 is in a state of being stretched and loosened circularly, so that the cleaning sliding block 60 moves leftwards and returns to the initial state circularly, the cleaning spring 61 is in a state of being reset and compressed circularly, when the cleaning sliding block 60 moves leftwards, the scraping groove spring 66 is reset, the cleaning block 65 rotates anticlockwise to be in contact with the driving shaft 30 and moves leftwards, so that the function of hanging up the garbage wound on the driving shaft 30 is achieved, when the cleaning reset is completed, the switch block 53 is pressed downwards, the switch block 53 moves downwards to reset the switch spring 54, the switch rope 55 is pulled, the limit spring 72 is compressed, the limit sliding block 71 moves rightwards, the limit block 73 and the cleaning gear 68 move rightwards until the cleaning gear 68 is separated from the sector gear 67, at the moment, the operation spring 78 returns to the reset state, so that the cleaning pull rope 62 is pulled, the cleaning sliding block 60 moves rightwards to the initial position, The cleaning spring 61 is compressed, so that the scraping groove spring 66 is compressed, the cleaning block 65 rotates to the initial position, and the cleaning and resetting functions are completed.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.
Claims (4)
1. The utility model provides an electric motor car power auxiliary device, includes the device shell, its characterized in that: the device is characterized in that a power assisting cavity is arranged in the device shell, a power assisting mechanism is arranged in the power assisting cavity, a speed reducing cavity is arranged in the device shell, a speed reducing mechanism is arranged in the speed reducing cavity, a cleaning cavity is arranged in the device shell, a cleaning mechanism is arranged in the cleaning cavity, the power assisting mechanism comprises a power assisting motor fixedly connected to the right inner wall of the power assisting cavity, the left end of the power assisting motor is in power connection with a power assisting shaft, a power assisting gear is connected to the power assisting shaft through a key, a left moving cavity with a downward opening is arranged on the upper inner wall of the power assisting cavity, a left moving slide block is connected in the left moving cavity in a sliding manner, a left moving spring fixedly connected to the right end of the left moving slide block is fixedly connected to the right inner wall of the left moving cavity, an upward slope pull rope is fixedly arranged at the right end of the left moving slide block, a left moving groove, the device is characterized in that a judgment cavity is arranged in the shell, an upward slope cavity with a backward opening is arranged on the inner wall before the judgment cavity, an upward slope block is in friction connection with the inner slope cavity, a fixed connection is arranged on the inner wall before the upward slope cavity, an upward slope spring is fixedly connected with the front end of the upward slope block, the front end of the upward slope block is fixedly provided with the other end of the upward slope pull rope, an upward slope groove with a backward opening is arranged in the upward slope block, an upward slope sliding block is slidably connected with the upward slope groove, a fixed connection is arranged on the front end of the upward slope groove, a judgment shaft is rotatably connected with the inner wall before the judgment cavity, and a judgment block is fixedly connected with the judgment shaft on the judgment shaft.
2. The power assist device for an electric vehicle according to claim 1, wherein: the speed reducing mechanism comprises a downhill cavity with a forward opening, which is arranged on the rear inner wall of the judging cavity, a downhill block is connected in friction mode in the downhill cavity, a downhill spring fixedly connected with the rear end of the downhill block is fixedly connected on the rear inner wall of the downhill cavity, an upward moving pull rope is fixedly arranged at the rear end of the downhill block, a downhill groove with a forward opening is arranged in the downhill block, a downhill sliding block is connected in the downhill groove in a sliding mode, a downhill groove spring fixedly connected with the rear end of the downhill sliding block is fixedly connected on the rear inner wall of the downhill groove, a driving shaft is rotatably connected on the left inner wall of the decelerating cavity and the right inner wall of the boosting cavity, a driving bevel gear, a limiting gear, a traveling wheel and a limiting gear are fixedly arranged on the driving shaft, a driven shaft is rotatably connected on the upper inner wall of the decelerating cavity, an upward moving cavity with a rightward opening is arranged on the left inner wall of the speed reducing cavity, an upward moving slide block is arranged in the upward moving cavity in a sliding manner, the upper inner wall of the upper moving cavity is fixedly connected with an upper moving spring fixedly connected with the upper end of the upper moving slide block, the upper end of the upward moving slide block is fixedly provided with the other end of the upward moving pull rope, an upward moving groove with a right opening is arranged in the upward moving slide block, the transition bevel gear is connected in the upper moving groove in a sliding way, a deceleration shaft is rotationally arranged on the right inner wall of the deceleration cavity, a speed reduction bevel gear and a speed reduction gear are fixedly arranged on the speed reduction shaft, the speed reduction bevel gear is meshed with the driven bevel gear, twelve centrifugal cavities with openings far away from the speed reducing shaft are arranged in the speed reducing gear, centrifugal blocks are arranged in the centrifugal cavities in a sliding manner, the centrifugal cavity is close to the inner wall of the speed reducing shaft and is fixedly connected with a centrifugal spring which is fixedly connected with the centrifugal block close to the end of the speed reducing shaft.
3. The power assist device for an electric vehicle according to claim 2, wherein: the cleaning mechanism comprises a cleaning sliding block which is positioned in the cleaning cavity and is in sliding connection, a cleaning spring which is fixedly connected with the right end of the cleaning sliding block is fixedly connected on the right inner wall of the cleaning cavity, a cleaning pull rope is fixedly arranged at the right end of the cleaning sliding block, a scraping groove is arranged in the cleaning sliding block, a scraping groove shaft is rotatably arranged on the front inner wall and the rear inner wall of the scraping groove, a cleaning block is fixedly connected on the scraping groove shaft, a scraping groove spring which is fixedly connected with the upper end of the cleaning block is fixedly connected on the upper inner wall of the scraping groove, a sector gear and a key are connected on the driving shaft, a limiting groove is arranged in the cleaning gear, a limiting cavity with a left opening is arranged on the right inner wall of the boosting cavity, a limiting sliding block is connected in the limiting cavity in a sliding manner, and a limiting spring which is fixedly connected with the right end of the limiting sliding block, the right end of the limiting slide block is fixedly provided with a switch rope, the upper end of the limiting slide block is fixedly provided with a limiting block, the limiting block is in sliding connection in the limiting groove, a switch cavity with a rightward opening is arranged in the device shell, the switch cavity is internally provided with a switch block in a sliding manner, the upper inner wall of the switch cavity is fixedly connected with a switch spring fixedly connected with the upper end of the switch block, the upper end of the switch block is fixedly connected with the other end of the switch rope, the front inner wall and the rear inner wall of the switch cavity are respectively provided with a clamping cavity with an opening towards the central direction of the switch cavity, the clamping cavity is internally provided with a clamping slide block in a sliding manner, the clamping cavity is far away from the central inner wall of the switch cavity and is fixedly connected with a clamping spring fixedly connected with the clamping slide block far away from the central end of the switch, the front end of the limiting block is fixedly connected with an operation block, an operation cavity is arranged in the operation block, insections are arranged on the upper inner wall and the lower inner wall of the operation cavity, an operation spring fixedly connected with the rear end of the operation block is fixedly connected to the rear inner wall of the boosting cavity, the other end of the cleaning pull rope is fixedly arranged at the rear end of the operation block, a sector gear is fixedly arranged on the driving shaft, and the insections on the sector gear are meshed with the insections on the upper inner wall and the lower inner wall of the operation cavity.
4. The power assist device for an electric vehicle according to claim 3, wherein: the elastic force of the uphill spring is greater than that of the left moving spring, the elastic force of the downhill spring is greater than that of the upward moving spring, the elastic force of the switch spring is greater than that of the limit spring, the elastic force of the operation spring is greater than that of the cleaning spring, the friction force between the uphill cavity and the uphill block and the elastic force of the uphill spring and the elastic force of the uphill groove spring are smaller than those of the uphill groove spring, the friction force between the downhill cavity and the downhill block and the elastic force of the downhill groove spring are smaller than those of the downhill groove spring, and the left end of the cleaning gear is provided with a second meshing tooth matched with a first meshing tooth at the right end of the sector gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010713181.8A CN111791979A (en) | 2020-07-22 | 2020-07-22 | Power auxiliary device of electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010713181.8A CN111791979A (en) | 2020-07-22 | 2020-07-22 | Power auxiliary device of electric vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111791979A true CN111791979A (en) | 2020-10-20 |
Family
ID=72828794
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010713181.8A Withdrawn CN111791979A (en) | 2020-07-22 | 2020-07-22 | Power auxiliary device of electric vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111791979A (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112572684A (en) * | 2021-01-14 | 2021-03-30 | 广州语辰科技有限公司 | Auxiliary power driving equipment for ascending and descending of bicycle |
| CN113460212A (en) * | 2021-06-10 | 2021-10-01 | 浙江夏厦精密制造股份有限公司 | Driving part of electric power-assisted bicycle |
| CN117991516A (en) * | 2024-04-07 | 2024-05-07 | 中科院南京耐尔思光电仪器有限公司 | Collimator for low-temperature environment |
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Effective date of registration: 20201119 Address after: 5b04, Yige building, A9 building, Yintian Industrial Zone, Yantian community, Xixiang street, Bao'an District, Shenzhen City, Guangdong Province Applicant after: Shenzhen Tiantong Toys Co.,Ltd. Address before: 318000 No. 69 Linshi Road North, Xia Jie Village, Tian City, Xianju County, Taizhou City, Zhejiang Province Applicant before: Xianju Xialang New Energy Technology Co.,Ltd. |
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| WW01 | Invention patent application withdrawn after publication | ||
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Application publication date: 20201020 |