CN112549933B - Anti-collision rear axle of electric vehicle - Google Patents
Anti-collision rear axle of electric vehicle Download PDFInfo
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- CN112549933B CN112549933B CN202011397303.3A CN202011397303A CN112549933B CN 112549933 B CN112549933 B CN 112549933B CN 202011397303 A CN202011397303 A CN 202011397303A CN 112549933 B CN112549933 B CN 112549933B
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- rear axle
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- axle body
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- 230000008093 supporting effect Effects 0.000 claims abstract description 90
- 230000003139 buffering effect Effects 0.000 claims abstract description 15
- 230000000712 assembly Effects 0.000 claims abstract 5
- 238000000429 assembly Methods 0.000 claims abstract 5
- 230000002633 protecting effect Effects 0.000 abstract description 19
- 230000001095 motoneuron effect Effects 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 41
- 238000005457 optimization Methods 0.000 description 8
- 230000033001 locomotion Effects 0.000 description 7
- 238000009434 installation Methods 0.000 description 4
- 230000008901 benefit Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
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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
- B60K1/00—Arrangement or mounting of electrical propulsion units
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G11/00—Resilient suspensions characterised by arrangement, location or kind of springs
- B60G11/14—Resilient suspensions characterised by arrangement, location or kind of springs having helical, spiral or coil springs only
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2202/00—Indexing codes relating to the type of spring, damper or actuator
- B60G2202/10—Type of spring
- B60G2202/12—Wound spring
Abstract
The invention discloses an anti-collision rear axle of an electric vehicle, which belongs to the technical field of electric vehicles and adopts the technical scheme that the anti-collision rear axle comprises a fixed frame, wherein a rear axle body is arranged at the top of the fixed frame, two supporting assemblies are sleeved on the surface of the rear axle body, the bottoms of the supporting assemblies are fixedly connected with the top of the fixed frame, both sides of the top of each supporting assembly are fixedly connected with a buffering assembly, the right side of the rear axle body is fixedly connected with a motor, and the inner wall of the fixed frame is fixedly connected with a supporting plate. The realization is to electric motor car rear axle and motor effect of protecting, and it uses in the road of road injustice to have solved current electric tricycle, because the road quality is relatively poor, has protruding striking electric motor car rear axle on ground easily, leads to electric motor car rear axle deformation, motor to damage, and current electric motor car does not have corresponding function of protecting the rear axle when using yet to rear axle and motor life's problem has been reduced.
Description
Technical Field
The invention relates to the technical field of electric vehicles, in particular to an anti-collision rear axle of an electric vehicle.
Background
The electric vehicle, namely the electric drive vehicle, also known as the electric drive vehicle, the electric vehicle is divided into alternating current electric vehicle and direct current electric vehicle, the electric vehicle of saying generally uses the battery as the energy source, through parts such as controller, motor, etc., turn the electric energy into the mechanical energy motion, in order to control the vehicle of the change speed of electric current size, the share of electric vehicle in national economy is not very high, but it accords with the energy-conserving environmental protection trend that the country decides, made things convenient for short distance traffic greatly, most importantly through saving and protecting the energy and environment play an important role in national economy.
The rear axle is the rear drive axle component that indicates vehicle power transmission, it comprises two half-bridges, can implement half-bridge differential motion, the electric motor car rear axle includes the transmission shaft, differential mechanism and driving motor, domestic present electric tricycle is the indispensable vehicle among people's daily life, have safe in utilization and advantage with low costs, but when electric tricycle used on the road of road injustice, because the road quality is relatively poor, there is protruding striking electric motor car rear axle of ground easily, lead to electric motor car rear axle deformation, the motor damages, and current electric motor car does not have corresponding function of protecting the rear axle when using yet, thereby the life of rear axle and motor has been reduced, consequently, need an electric motor car anticollision rear axle to satisfy user's demand.
Disclosure of Invention
The invention provides an anti-collision rear axle of an electric vehicle, and aims to solve the problems that when the existing electric tricycle is used on a road with an uneven road, the road quality is poor, the ground bulges easily impact the rear axle of the electric vehicle, so that the rear axle of the electric vehicle is deformed, a motor is damaged, and the existing electric vehicle does not have a corresponding function of protecting the rear axle when in use, so that the service lives of the rear axle and the motor are shortened.
The invention discloses an anti-collision rear axle of an electric vehicle, which comprises a fixing frame, wherein a rear axle body is arranged at the top of the fixing frame, two supporting components are sleeved on the surface of the rear axle body, the bottoms of the supporting components are fixedly connected with the top of the fixing frame, two sides of the top of each supporting component are fixedly connected with a buffering component, the right side of the rear axle body is fixedly connected with a motor, the inner wall of the fixing frame is fixedly connected with a supporting plate, four corners of the bottom of the motor are fixedly connected with supporting blocks, and two sides of the rear side of the top of the supporting plate are movably connected with fixing components matched with the supporting blocks for use.
In order to achieve the effect of positioning, supporting and protecting the motor, the fixing assembly preferably comprises a first fixing bolt, a connecting plate and a clamping plate, the front side and the rear side of the clamping plate are fixedly connected with the clamping plate, the inner wall of the clamping plate is in contact with the surface of the supporting block, and the clamping plate is fixedly connected with the clamping plate and the supporting plate through the first fixing bolt.
In order to achieve the effect of supporting and protecting the rear axle body, the support assembly preferably comprises a connecting block, a first support ring, a second support ring and a support rod, the first support ring and the second support ring are sleeved on the surface of the rear axle body, one sides, opposite to the two connecting blocks, are fixedly connected with the first support ring and the second support ring respectively, the top of the support rod is fixedly connected with the connecting block, the top of the connecting block is fixedly connected with the bottom of the buffer assembly, and the bottom of the support rod is fixedly connected with the top of the fixing frame.
In order to achieve the effect of protecting the motor and the rear axle body, the anti-collision rear axle of the electric vehicle is preferably provided with the buffer assembly, the buffer assembly comprises a movable rod, a limiting block, a buffer spring and a casing, the bottom of the movable rod penetrates through the inner cavity of the casing and is fixedly connected with the top of the limiting block, the bottom of the limiting block is fixedly connected with the top of the buffer spring, the bottom of the buffer spring is fixedly connected with the inner wall of the casing, and the bottom of the casing is fixedly connected with the top of the connecting block.
In order to achieve the effect of facilitating the disassembly and assembly of the fixing component, the anti-collision rear axle of the electric vehicle is preferably characterized in that the top of the connecting plate is fixedly connected with a handle, and the tops of the clamping plate, the supporting block and the supporting plate are all provided with first threaded holes matched with the first fixing bolts for use.
In order to achieve the effects of facilitating installation of the fixing component and limiting the fixing component, the anti-collision rear axle of the electric vehicle is preferably provided with two movable grooves which are formed in two sides of the top of the supporting plate, the inner walls of the movable grooves are fixedly connected with sliding rods, sliding sleeves are sleeved on the surfaces of the sliding rods, and the tops of the sliding sleeves are fixedly connected with the bottoms of the connecting plates.
In order to achieve the effect of protecting the rear axle body and the motor, the anti-collision rear axle of the electric vehicle is preferably characterized in that the inner walls of the first support ring and the second support ring are fixedly connected with a protection pad, the inner wall of the protection pad is in contact with the surface of the rear axle body, the bottom of the support rod is fixedly connected with a first cushion pad, and the bottom of the first cushion pad is fixedly connected with the top of the fixing frame.
In order to achieve the effect of installing and fixing the first support ring and the second support ring, the anti-collision rear axle of the electric vehicle is preferably characterized in that the top and the bottom of the first support ring are fixedly connected with a first mounting plate, the top and the bottom of the second support ring are fixedly connected with a second mounting plate, a second fixing bolt is arranged on the right side of the second mounting plate, second threaded holes matched with the second fixing bolt are formed in the inner walls of the first mounting plate and the second mounting plate, the first mounting plate is fixedly connected with the second mounting plate through the second fixing bolt, clamping columns are fixedly connected to the front side and the rear side of the left side of the second mounting plate, and clamping grooves matched with the clamping columns for use are formed in the front side and the rear side of the right side of the first mounting plate.
In order to achieve the effect of limiting movement of the limiting block and the movable rod, the anti-collision rear axle of the electric vehicle is preferably characterized in that the two sides of the limiting block are fixedly connected with the guide blocks, the two sides of the inner wall of the casing are respectively provided with the guide grooves matched with the guide blocks for use, and the top of the movable rod is fixedly connected with the second cushion pad.
Compared with the prior art, the invention has the beneficial effects that:
the anti-collision rear axle of the electric vehicle is characterized in that a fixing component is arranged, a clamping plate in the fixing component is clamped to the surface of a supporting block, the clamping plate is positioned by a first fixing bolt, the supporting block and a supporting plate are positioned, so that the effect of fixedly supporting a motor is realized, the problems that the motor is loosened and elements inside the motor are damaged due to road jolt are solved, the service life of the motor is prolonged, the supporting component is arranged, a first supporting ring and a second supporting ring in the supporting component are clamped on the surface of the rear axle body and fixed, a connecting block and a supporting rod are matched to realize the effect of supporting the rear axle body, the effect of supporting and protecting the rear axle body is realized, the movable rod can drive a limiting block to slide inside a casing when the top of the movable rod is acted by force, the uneven extrusion of the buffering spring is buffered, the effect of buffering and limiting the force on the top of the rear axle body when the movable rod is acted by the force, the motor is prevented from being damaged due to downward movement caused by the effect of the motor on the rear axle body, the motor, the problem that the damage of the rear axle body caused by the road jolt and the motor caused by the effect of the motor when the road motor is solved, and the electric vehicle is damaged, and the electric vehicle is effectively prevented, thereby reducing the problem of the service life of the rear axle and the motor.
Drawings
FIG. 1 is an overall structural view of an anti-collision rear axle of an electric vehicle according to the present invention;
FIG. 2 is a perspective view of the connection of the support plate and the motor of the present invention;
FIG. 3 is an enlarged view of a portion of the invention at A in FIG. 2;
FIG. 4 is an exploded view of a portion of the present invention;
FIG. 5 is a schematic view of the connection of the support assembly and the cushioning assembly of the present invention;
FIG. 6 is a schematic view of a first support ring and a second support ring of the present invention;
FIG. 7 is a fragmentary view of the damper assembly of the present invention;
FIG. 8 is a schematic view of a partial structure of the present invention.
In the figure, 1, a fixing frame; 2. a fixing component; 201. a first fixing bolt; 202. a connecting plate; 203. clamping a plate; 3. a support assembly; 301. connecting blocks; 302. a first support ring; 303. a second support ring; 304. a support bar; 4. a buffer assembly; 401. a movable rod; 402. a limiting block; 403. a buffer spring; 404. a housing; 5. a support plate; 6. a rear axle body; 7. a motor; 8. a handle; 9. a supporting block; 10. a movable groove; 11. a slide bar; 12. a sliding sleeve; 13. a second cushion pad; 14. a first mounting plate; 15. a second mounting plate; 16. a second fixing bolt; 17. a protective pad; 18. a first cushion pad; 19. a card slot; 20. a second threaded hole; 21. clamping the column; 22. a guide block; 23. a guide groove; 24. a first threaded hole.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. In addition, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
Referring to fig. 1-8, the present invention provides a technical solution: the utility model provides an electric motor car anticollision rear axle, including mount 1, the top of mount 1 is provided with rear axle body 6, the surperficial cover of rear axle body 6 is equipped with two supporting component 3, the bottom of supporting component 3 and the top fixed connection of mount 1, the equal fixedly connected with in both sides buffering subassembly 4 at the 3 tops of supporting component, the right side fixedly connected with motor 7 of rear axle body 6, the inner wall fixedly connected with backup pad 5 of mount 1, the equal fixedly connected with supporting shoe 9 in four corners of motor 7 bottom, the equal swing joint in both sides of the 5 top rear sides of backup pad has fixed subassembly 2 of using with the supporting shoe 9 cooperation.
In this embodiment: through the arrangement of the fixing component 2, the clamping plate 203 in the fixing component 2 is clamped to the surface of the supporting block 9, and the first fixing bolt 201 is used for positioning the clamping plate 203, the supporting block 9 and the supporting plate 5, so that the effect of fixedly supporting the motor 7 is realized, the problems that the motor is loosened and elements inside the motor are damaged easily due to the bumping of a road when the conventional motor matched with a rear axle is suspended are solved, the service life of the motor is prolonged, through the arrangement of the supporting component 3, the first supporting ring 302 and the second supporting ring 303 in the supporting component 3 are clamped and fixed on the surface of the rear axle body 6, the supporting effect on the rear axle body 6 is realized through the matching of the connecting block 301 and the supporting rod 304, the supporting and protecting effect on the rear axle body 6 is realized, through the buffering component 4, when the top of the movable rod 401 is acted by force, the movable rod 401 can drive the limiting block 402 to slide in the casing 404, the buffer spring 403 is extruded to buffer, the effect of buffering and limiting the force at the top of the rear axle body 6 is achieved, downward movement of accessories at the top of the electric vehicle due to the force is prevented from contacting with the rear axle body 6 and the motor 7, the motor 7 and the rear axle body 6 are damaged, the effect of protecting the motor 7 and the rear axle body 6 is further achieved, the fixing frame 1 is arranged, the effect of supporting and fixing the rear axle body 6 and the motor 7 is effectively achieved, the rear axle body 6 and the motor 7 are prevented from being suspended and easily bent and damaged, and the problem that when the existing electric tricycle runs on an uneven road, the electric tricycle is prone to being collided with the rear axle of the electric vehicle due to poor road quality, the deformation of the rear axle of the electric vehicle is caused, the motor damages, and current electric motor car does not have corresponding function of protecting the rear axle when using yet to rear axle and motor life's problem has been reduced.
As a technical optimization scheme of the invention, the fixing component 2 comprises a first fixing bolt 201, a connecting plate 202 and a clamping plate 203, wherein the front side and the rear side of the clamping plate 203 are fixedly connected with the clamping plate 203, the inner wall of the clamping plate 203 is contacted with the surface of the supporting block 9, and the clamping plate 203 is fixedly connected with the clamping plate 203 and the supporting plate 5 through the first fixing bolt 201.
In this embodiment: through setting up fixed subassembly 2, through cardboard 203 card to the surface of supporting shoe 9 in the fixed subassembly 2, and fix a position cardboard 203 through first fixing bolt 201 between supporting shoe 9 and the backup pad 5, realized carrying out the effect of fixed stay to motor 7, prevented that motor 7 from appearing rocking when using, influence internals life to the effect of carrying out the fixed stay protection to motor 7 has been reached.
As a technical optimization scheme of the invention, the support assembly 3 comprises a connecting block 301, a first support ring 302, a second support ring 303 and a support rod 304, the first support ring 302 and the second support ring 303 are all sleeved on the surface of the rear axle body 6, one sides of the two connecting blocks 301 opposite to each other are respectively fixedly connected with the first support ring 302 and the second support ring 303, the top of the support rod 304 is fixedly connected with the connecting block 301, the top of the connecting block 301 is fixedly connected with the bottom of the buffer assembly 4, and the bottom of the support rod 304 is fixedly connected with the top of the fixing frame 1.
In this embodiment: through setting up supporting component 3, first support ring 302 and second support ring 303 card in supporting component 3 are fixed on the surface of rear axle body 6, and cooperation connecting block 301 and bracing piece 304 have realized carrying out the effect of supporting to rear axle body 6, have prevented that rear axle body 6 atress from taking place to bend, and then have reached and have supported the effect of protection to rear axle body 6.
As a technical optimization scheme of the invention, the buffer assembly 4 comprises a movable rod 401, a limit block 402, a buffer spring 403 and a sleeve 404, the bottom of the movable rod 401 penetrates through the inner cavity of the sleeve 404 and is fixedly connected with the top of the limit block 402, the bottom of the limit block 402 is fixedly connected with the top of the buffer spring 403, the bottom of the buffer spring 403 is fixedly connected with the inner wall of the sleeve 404, and the bottom of the sleeve 404 is fixedly connected with the top of the connecting block 301.
In this embodiment: through buffering subassembly 4, when the effect of power is received at the top of movable rod 401, movable rod 401 can drive stopper 402 and slide in the inside of cover shell 404, and extrusion buffer spring 403 cushions, realized buffering spacing effect to the power at rear axle body 6 top, the accessory of having prevented the electric motor car top because power effect downstream contacts with rear axle body 6 and motor 7, cause the damage to motor 7 and rear axle body 6, and then reached the effect of protecting motor 7 and rear axle body 6.
As a technical optimization scheme of the invention, the top of the connecting plate 202 is fixedly connected with the handle 8, and the tops of the clamping plate 203, the supporting block 9 and the supporting plate 5 are all provided with first threaded holes 24 matched with the first fixing bolts 201 for use.
In this embodiment: through handle 8, made things convenient for the dismouting of user control connecting plate 202 to made things convenient for the user to the dismouting of fixed subassembly 2, through the screw hole, made things convenient for through first fixing bolt 201 to fix between cardboard 203, supporting shoe 9 and the backup pad 5, and then made things convenient for fixed subassembly 2 to fix motor 7, thereby reached the effect of making things convenient for the dismouting of fixed subassembly 2.
As a technical optimization scheme of the invention, two movable grooves 10 are respectively formed on two sides of the top of the supporting plate 5, a sliding rod 11 is fixedly connected to the inner wall of each movable groove 10, a sliding sleeve 12 is sleeved on the surface of each sliding rod 11, and the top of each sliding sleeve 12 is fixedly connected with the bottom of the connecting plate 202.
In this embodiment: through the cooperation use of activity groove 10, slide bar 11 and sliding sleeve 12, slide when sliding sleeve 12 slides on slide bar 11's surface to drive fixed subassembly 2 and remove the installation, and realized carrying out spacing effect to the sliding assembly, thereby reached and made things convenient for fixed subassembly 2 to install and carried out spacing effect to fixed subassembly 2.
As a technical optimization scheme of the invention, the inner walls of the first support ring 302 and the second support ring 303 are both fixedly connected with a protection pad 17, the inner wall of the protection pad 17 is in contact with the surface of the rear axle body 6, the bottom of the support rod 304 is fixedly connected with a first cushion pad 18, and the bottom of the first cushion pad 18 is fixedly connected with the top of the fixing frame 1.
In this embodiment: through the protection pad 17, first support ring 302 and second support ring 303 card are on the surface of rear axle body 6, and the protection pad 17 that drives the inner wall and rear axle body 6 in close contact with, thereby realized carrying out the effect of protecting to rear axle body 6, and the protection pad 17 is the rubber cushion, the effect of buffering to doing all can has also been realized, through first blotter 18, when supporting component 3 atress moves down, first blotter 18 can realize the effect of buffering to doing all can, thereby reached the effect of protecting rear axle body 6 and motor 7.
As a technical optimization scheme of the invention, the top and the bottom of the first support ring 302 are both fixedly connected with a first mounting plate 14, the top and the bottom of the second support ring 303 are both fixedly connected with a second mounting plate 15, the right side of the second mounting plate 15 is provided with a second fixing bolt 16, the inner walls of the first mounting plate 14 and the second mounting plate 15 are both provided with a second threaded hole 20 matched with the second fixing bolt 16, the first mounting plate 14 is fixedly connected with the second mounting plate 15 through the second fixing bolt 16, the front side and the rear side of the left side of the second mounting plate 15 are both fixedly connected with a clamping column 21, and the front side and the rear side of the right side of the first mounting plate 14 are both provided with a clamping groove 19 matched with the clamping column 21.
In this embodiment: through first mounting panel 14, second mounting panel 15, the cooperation of second fixing bolt 16 and second screw hole 20 is used, block when rear axle body 6's surface at first support ring 302 and second support ring 303, and drive first mounting panel 14 and second mounting panel 15 in close contact with, the user is through the inside of installing second fixing bolt 16 to second screw hole 20, and use mounting tool to make second fixing bolt 16 move to the inner chamber of second screw hole 20 completely, the effect of fixing first support ring 302 and second support ring 303 has been realized, it supports the protection to rear axle body 6 to have made things convenient for supporting component 3, and use through the cooperation of calorie post 21 and draw-in groove 19, when calorie post 21 card to the inner chamber of draw-in groove 19, first support ring 302 and second support ring 303 laminate completely, and can not misplace, the inner chamber of second fixing bolt 16 installation to second screw hole 20 has been made things convenient for, thereby reach and carry out the installation fixed effect to first support ring 302 and second support ring 303.
As a technical optimization scheme of the invention, the two sides of the limiting block 402 are fixedly connected with the guide blocks 22, the two sides of the inner wall of the casing 404 are respectively provided with the guide grooves 23 matched with the guide blocks 22 for use, and the top of the movable rod 401 is fixedly connected with the second cushion pad 13.
In this embodiment: through second blotter 13, can realize carrying out the effect of buffering to the power that 6 tops of rear axle body received, cooperation through guide block 22 and guide way 23 is used, guide block 22 slides in the inside of guide way 23, realized leading spacing effect to stopper 402, prevented that stopper 402 from removing the inner chamber of cover 404, and guaranteed stopper 402 and movable rod 401's vertical migration orbit, thereby reached and carried out spacing removal's effect to stopper 402 and movable rod 401.
The working principle is as follows: firstly, a user installs the fixing frame 1 at the bottom of the electric vehicle, and the user controls the movement of the connecting plate 202 through the handle 8, the connecting plate 202 drives the sliding sleeve 12 to move, the sliding sleeve 12 is sleeved on the surface of the sliding rod 11 to slide, and when the sliding sleeve 12 slides to contact with the inner wall of the movable groove 10, the connecting plate 202 drives the clamping plate 203 to move to the surface of the supporting block 9 to contact with the surface of the supporting block 9, the first threaded hole 24 at the top of the clamping plate 203 is in the same vertical position with the first threaded hole 24 on the supporting block 9 and the supporting plate 5, the user fixes the three through the first fixing bolt 201, thereby realizing the supporting and fixing effects on the motor 7, and the user controls the first supporting ring 302 and the second supporting ring 303 to be clamped on the surface of the rear axle body 6, and the movement of the first supporting ring 302 and the second supporting ring 303 drives the clamping column 21 to be clamped to the inner cavity of the clamping groove 19, at this time, the first support ring 302 and the second support ring 303 are completely attached, a user positions the first support ring 302 and the second support ring 303 through the second fixing bolt 16, and the first support ring 302 and the second support ring 303 are matched with the connecting block 301 and the support rod 304 to realize the function of supporting and protecting the rear axle body 6, when the top of the electric vehicle is acted downwards forcefully, a part of force is buffered through the second buffer cushion 13 and then transmitted downwards to the movable rod 401 to drive the movable rod 401 to move downwards, the movable rod 401 moves to drive the limiting block 402 to move, the limiting block 402 drives the guide block 22 to slide in the guide groove 23, and the limiting block 402 extrudes the buffer spring 403, so that the buffering function is further realized, and the movable rod 401 is matched with the sleeve 404 to realize the function of limiting the object at the top, so as to prevent the rear axle body 6 from contacting with the motor 7, realized carrying out the effect of protecting rear axle body 6 and motor 7 to when having solved current electric tricycle and having used on the road that the road is uneven, because the road quality is relatively poor, have protruding striking electric motor car rear axle in ground easily, lead to electric motor car rear axle deformation, motor to damage, and current electric motor car does not have corresponding function of protecting the rear axle when using yet, thereby has reduced rear axle and motor life's problem.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The utility model provides an electric motor car anticollision rear axle, includes mount (1), its characterized in that: a rear axle body (6) is arranged at the top of the fixing frame (1), two supporting assemblies (3) are sleeved on the surface of the rear axle body (6), the bottom of each supporting assembly (3) is fixedly connected with the top of the fixing frame (1), two sides of the tops of the two supporting assemblies (3) are fixedly connected with a buffering assembly (4), a motor (7) is fixedly connected to the right side of the rear axle body (6), a supporting plate (5) is fixedly connected to the inner wall of the fixing frame (1), supporting blocks (9) are fixedly connected to four corners of the bottom of the motor (7), and fixing assemblies (2) matched with the supporting blocks (9) for use are movably connected to the front side and the rear side of the top of the supporting plate (5);
the fixing component (2) comprises a first fixing bolt (201), a connecting plate (202) and a clamping plate (203), the left side and the right side of the connecting plate (202) are fixedly connected with the clamping plate (203), the inner wall of the clamping plate (203) is in contact with the surface of the supporting block (9), and the clamping plate (203) is fixedly connected with the supporting plate (5) through the first fixing bolt (201);
the supporting assembly (3) comprises connecting blocks (301), a first supporting ring (302), a second supporting ring (303) and supporting rods (304), the first supporting ring (302) and the second supporting ring (303) are sleeved on the surface of the rear axle body (6), one sides, opposite to the two connecting blocks (301), are fixedly connected with the first supporting ring (302) and the second supporting ring (303) respectively, the top of each supporting rod (304) is fixedly connected with the corresponding connecting block (301), the top of each connecting block (301) is fixedly connected with the bottom of the corresponding buffering assembly (4), and the bottom of each supporting rod (304) is fixedly connected with the top of the corresponding fixing frame (1);
the buffer assembly (4) comprises a movable rod (401), a limiting block (402), a buffer spring (403) and a sleeve (404), the bottom of the movable rod (401) penetrates through an inner cavity of the sleeve (404) and is fixedly connected with the top of the limiting block (402), the bottom of the limiting block (402) is fixedly connected with the top of the buffer spring (403), the bottom of the buffer spring (403) is fixedly connected with the inner wall of the sleeve (404), and the bottom of the sleeve (404) is fixedly connected with the top of the connecting block (301);
the equal fixedly connected with guide block (22) in both sides of stopper (402), guide way (23) that use with guide block (22) cooperation are all seted up to the both sides of cover shell (404) inner wall, the top fixedly connected with second blotter (13) of movable rod (401).
2. The anti-collision rear axle of the electric vehicle as claimed in claim 1, wherein: the top fixedly connected with handle (8) of connecting plate (202), first screw hole (24) that use with first fixing bolt (201) cooperation are all seted up at the top of cardboard (203), supporting shoe (9) and backup pad (5).
3. The anti-collision rear axle of the electric vehicle as claimed in claim 1, wherein: two movable grooves (10) have all been seted up to the both sides at backup pad (5) top, the inner wall fixedly connected with slide bar (11) of movable groove (10), the surface cover of slide bar (11) is equipped with sliding sleeve (12), the top of sliding sleeve (12) and the bottom fixed connection of connecting plate (202).
4. The anti-collision rear axle of the electric vehicle as claimed in claim 1, characterized in that: the equal fixedly connected with protection pad (17) of inner wall of first support ring (302) and second support ring (303), the inner wall of protection pad (17) and the surface contact of rear axle body (6), the first blotter (18) of bottom fixedly connected with of bracing piece (304), the top fixed connection of the bottom of first blotter (18) and mount (1).
5. The anti-collision rear axle of the electric vehicle as claimed in claim 1, wherein: the top and the first mounting panel of the equal fixedly connected with in bottom (14) of first support ring (302), the top and the equal fixedly connected with second mounting panel in bottom (15) of second support ring (303), the right side of second mounting panel (15) is provided with second fixing bolt (16), second screw hole (20) that use with second fixing bolt (16) cooperation are all seted up to the inner wall of first mounting panel (14) and second mounting panel (15), first mounting panel (14) are through second fixing bolt (16) and second mounting panel (15) fixed connection, the equal fixedly connected with in left and right sides card post (21) of second mounting panel (15), draw-in groove (19) that use with card post (21) cooperation are all seted up to the left and right sides of first mounting panel (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| CN114475089B (en) * | 2022-02-18 | 2022-11-04 | 徐州百事利电动车业有限公司 | High-strength anti-collision rear axle |
| CN114475899B (en) * | 2022-03-22 | 2022-11-01 | 徐州鸿润达电动车有限公司 | Electric vehicle motor with mechanical protection device |
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| KR20190091850A (en) * | 2018-01-29 | 2019-08-07 | 주식회사 모헤닉모터스 | Battery Mounting Structure in Electric Vehicle of Frame Type with aluminium material |
| CN210350939U (en) * | 2019-10-19 | 2020-04-17 | 沈阳电机制造有限公司 | Fixing mechanism of base for motor |
| CN110758012B (en) * | 2019-11-12 | 2021-09-14 | 徐州永盛机电有限公司 | Anti-collision rear axle of electric vehicle |
| CN211744182U (en) * | 2020-04-09 | 2020-10-23 | 青岛福乐维机械科技有限公司 | Stabilizing mechanism of electromagnetic torque motor |
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