CN216580015U - Rear wheel damping mechanism of electric vehicle - Google Patents
Rear wheel damping mechanism of electric vehicle Download PDFInfo
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- CN216580015U CN216580015U CN202122882761.2U CN202122882761U CN216580015U CN 216580015 U CN216580015 U CN 216580015U CN 202122882761 U CN202122882761 U CN 202122882761U CN 216580015 U CN216580015 U CN 216580015U
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- electric vehicle
- rear wheel
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- shock absorption
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Abstract
The utility model provides a rear wheel damping mechanism of an electric vehicle, which comprises a frame, rear wheels and a rear axle assembly, wherein the rear wheels are arranged at two ends of the rear axle assembly; the shock-absorbing assembly includes: the shock absorption device comprises a shock absorption unit and a connecting piece, wherein the lower end of the middle part of the shock absorption unit is arranged on a rear axle assembly, a first connecting end of the shock absorption unit is connected with a vehicle frame, a second connecting end of the shock absorption unit is connected with the vehicle frame through the connecting piece, a connecting rod is arranged on the vehicle frame, an installation through groove is formed in the connecting rod, and the first connecting end is arranged in the installation through groove. The damping mechanism for the rear wheel of the electric vehicle has the advantages of good damping and buffering effects, simple integral structure, better stability and firmness, and convenience in disassembly, assembly and maintenance of the integral structure.
Description
Technical Field
The utility model relates to the technical field of damping devices, in particular to a damping mechanism for a rear wheel of an electric vehicle.
Background
The electric vehicle is an electric drive vehicle and is also named as an electric drive vehicle. Electric vehicles are classified into alternating current electric vehicles and direct current electric vehicles. Generally, an electric vehicle is a vehicle which takes a battery as an energy source, converts electric energy into mechanical energy through a controller, a motor and other components to move so as to control the current and change the speed; electric vehicles do not account for a high share of the national economy. But it accords with the national energy-saving and environment-friendly trend, greatly facilitates short-distance traffic, and plays an important role in national economy mainly through saving and protecting energy and environment.
The electric vehicle can be divided into the following parts according to the number and the structural types of tires: electric bicycles, electric motorcycles, electric unicycles, electric quadricycles, electric tricycles, and electric scooters; according to the power source: pure electric vehicles, extended range electric vehicles, hybrid electric vehicles, fuel cell vehicles; current tricycle electric motor car and four-wheel electric motor car all are provided with two rear wheel structures, connect through the rear axle and make the electric motor car normally travel, however its damper of current tricycle electric motor car and four-wheel electric motor car meets the road surface condition when relatively poor, long-term jolting leads to the bumper shock absorber to appear damaging easily, the bumper shock absorber structure of using at present simultaneously is complicated, the change is difficult to dismantle, the maintenance personal of specialty need can dismantle with the help of the instrument when the maintenance, waste time and energy.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model aims to provide a rear wheel damping mechanism of an electric vehicle, which has the advantages of good damping effect, convenience in installation and maintenance, simple overall structure, small occupied space and long service life.
(II) technical scheme
In order to solve the technical problem, the utility model discloses a rear wheel damping mechanism of an electric vehicle, which comprises a frame, rear wheels and a rear axle assembly, wherein the rear wheels are arranged at two ends of the rear axle assembly, and a damping assembly is arranged between the frame and the rear axle assembly; the shock-absorbing assembly includes: the damping mechanism comprises a damping unit and a connecting piece, wherein the lower end of the middle part of the damping unit is arranged on the rear axle component, the first connecting end of the damping unit is connected with the frame, the second connecting end of the damping unit is connected with the frame through the connecting piece, and the damping mechanism can play a certain buffering role on the frame and the rear axle component in a bumpy road section through the damping component, so that the damping effect of the damping mechanism is ensured, the damping unit and the connecting piece are convenient to mount and dismount the damping component, the internal structure is simple, and the occupied space is small.
Furthermore, the connecting rod is arranged on the frame, an installation through groove is formed in the connecting rod, the first connecting end is arranged in the installation through groove, the shock absorption assembly is convenient to install and detach due to the arrangement of the structure, meanwhile, the shock absorption assembly can be more stably connected and installed due to the arrangement of the connecting rod, the connecting rod and the shock absorption assembly can be more firmly and stably hinged, and the occupation of space can be reduced due to the arrangement of the installation through groove.
Furthermore, the tail end of the first connecting end is bent inwards to form an arc shape, a containing cavity is formed at the tail end of the first connecting end, a first connecting rubber sleeve is arranged in the containing cavity, a lifting lug bolt is arranged between the first connecting rubber sleeve and the connecting rod, the first connecting end is connected with the connecting rod through the first connecting rubber sleeve, the structure can realize the hinged arrangement between the first connecting end and the connecting rod through the lifting lug bolt and the first connecting rubber sleeve, the stability and firmness of the whole structure are better, the internal structure is simple, and the damping and buffering effects are better.
Further, the connector includes: the connecting sheet and the mounting sheet are respectively arranged at two sides of the connecting cross bar of the frame, the upper ends of the connecting sheet and the mounting sheet are connected with the connecting cross bar, the upper ends of the connecting sheet and the mounting sheet are connected with the second connecting end, the upper end and the lower end of the connecting sheet are both provided with through holes, the upper end and the lower end of one side of the mounting sheet are provided with connecting bolts, the other end of the connecting bolt penetrates through the through hole and is limited on the connecting piece through the locking nut, the second connecting end can be arranged on the frame through the arrangement of the connecting piece and the mounting piece, the internal connecting structure is simple, it is right shock attenuation unit's stability and fastness are better, just the connection piece with the structure of installation piece is comparatively simple, convenience of customers dismouting maintenance.
Furthermore, the structure of the second connecting end is the same as that of the first connecting end, a second connecting rubber sleeve is arranged on the second connecting end and arranged on a connecting bolt at the lower end of the mounting piece, a rubber mat is arranged on the connecting bolt at the upper end of the mounting piece, the rubber mats are symmetrically arranged between the connecting piece and the mounting piece, the outer side end of each rubber mat is arranged on the outer side wall of the corresponding connecting cross rod, a connecting sleeve is further arranged between each rubber mat and the corresponding connecting cross rod and sleeved on the rubber mats, the rubber mats are arranged at two ends of the corresponding connecting sleeve, the second connecting rubber sleeve and the rubber mats can be utilized by the structural arrangement, the overall damping effect is improved, the internal structure is protected, and the service life of the damping unit can be prolonged.
Furthermore, be provided with the spring preforming on the middle part of shock attenuation unit, the spring preforming with connect through the U type pole between the rear axle subassembly, can promote the shock attenuation effect of shock attenuation unit, guarantee shock attenuation subassembly with shock attenuation unit's connection, inner structure is simpler.
(III) advantageous effects
Compared with the prior art, the rear wheel damping mechanism of the electric vehicle has the advantages that: the connection between shock attenuation unit and the frame is more stable and firm, through being provided with connecting rod and connecting piece, the shock attenuation cushioning effect of shock attenuation unit can effectively be guaranteed to articulated between first link and the connecting rod and the articulated before second link and the connecting piece, and holistic structure is simpler simultaneously, and inner structure occupation space is few, can guarantee to dismantle the shock attenuation unit more conveniently.
Drawings
FIG. 1 is a perspective view of a rear wheel damper mechanism for an electric vehicle according to the present invention;
FIG. 2 is a perspective view of the damping mechanism of the rear wheel of the electric vehicle, which is not sticking upwards;
FIG. 3 is a perspective view of a rear wheel damper of an electric vehicle with the frame and rear wheel removed in accordance with the present invention;
FIG. 4 is a perspective view of a rear wheel shock absorbing mechanism frame of an electric vehicle according to the present invention;
FIG. 5 is a schematic structural view of a damping unit of a rear wheel damping mechanism of an electric vehicle according to the present invention;
FIG. 6 is an enlarged view of the rear wheel damping mechanism A of the electric vehicle according to the present invention;
FIG. 7 is an enlarged view of the rear wheel damping mechanism B of the electric vehicle according to the present invention;
FIG. 8 is an enlarged view of the rear wheel damper C of the electric vehicle according to the present invention;
wherein: the vehicle frame is 1, the cross rod is connected 101, the rear wheel is 2, the rear axle component is 3, the shock absorption component is 4, the shock absorption unit is 5, the first connecting end is 501, the second connecting end is 502, the connecting piece is 6, the connecting piece is 601, the mounting piece is 602, the connecting rod is 7, the mounting through groove is 701, the accommodating cavity is 8, the first connecting rubber sleeve is 901, the second connecting rubber sleeve is 902, the lifting lug bolt is 10, the through hole is 11, the connecting bolt is 12, the locking nut is 13, the connecting sleeve is 14, the spring pressing sheet is 15, the rubber cushion is 16, and the U-shaped rod is 17.
Detailed Description
The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the utility model but are not intended to limit the scope of the utility model.
Referring to fig. 1 to 8, a rear wheel damping mechanism of an electric vehicle comprises a frame 1, a rear wheel 2 and a rear axle assembly 3, wherein the rear wheel 2 is mounted at two ends of the rear axle assembly 3, and a damping assembly 4 is arranged between the frame 1 and the rear axle assembly 3; the damper assembly 4 includes: damping unit 5 and connecting piece 6, in this embodiment, simple unit 5 is steel sheet group, damping unit 5's middle part lower extreme is arranged in on the rear axle subassembly 3, damping unit 5's first link 501 is connected with frame 1, damping unit 5's second link 502 passes through connecting piece 6 with frame 1 and is connected, be provided with spring preforming 15 on damping unit 5's the middle part, be connected through U type pole 17 between spring preforming 15 and the rear axle subassembly 3, damping unit 4 through setting up can play certain cushioning effect to frame 1 and rear axle subassembly 3 in the highway section of jolting, guarantee damper's shock attenuation effect, damping unit 5 and connecting piece 6 set up the convenience and install and dismantle damping unit 4, and inner structure is simple, and occupation space is few.
Referring to fig. 1, fig. 4 and fig. 8, be provided with connecting rod 7 on frame 1, logical groove 701 has been seted up in the installation on connecting rod 7, first link 501 sets up in logical groove 701 is being installed, the convenience is installed and is dismantled damping component 4, connecting rod 7's setting can make damping component 4's connection installation more firm simultaneously, articulated setting between connecting rod 7 and the damping component 4 can be more firm and stable, the logical groove 701 of installation is seted up and to be reduced the occupation in space, in addition in this embodiment, the shape of connecting rod 7 is "U" type, the opening direction of connecting rod 7 is towards shock attenuation unit 5, logical inslot 701 is arranged in to the installation in first link 501, holistic structure is simpler.
Referring to fig. 3 and 5, the end of the first connection end 501 is bent inward to form an arc shape, and an accommodation cavity 8 is formed at the end of the first connection end 501, a first connection rubber sleeve 901 is disposed in the accommodation cavity 8, a lifting lug bolt 10 is disposed between the first connection rubber sleeve 901 and the connection rod 7, the first connection end 501 is connected with the connection rod 7 through the first connection rubber sleeve 901, the first connection end 501 can be hinged between the first connection end 501 and the connection rod 7 through the lifting lug bolt 10 and the first connection rubber sleeve 901, the stability and firmness of the overall structure are better, meanwhile, the internal structure is simple, and the damping and buffering effects are better.
Referring to fig. 3, 4, 6 and 7, the connection member 6 includes: connecting piece 601 and installation piece 602, connecting piece 601 and installation piece 602 set up the both sides at the connection horizontal pole 101 of frame 1 respectively, the upper end and the connection horizontal pole 101 of connecting piece 601 and installation piece 602 are connected, the upper end and the second link 502 of connecting piece 601 and installation piece 602 are connected, through-hole 11 has all been seted up at the upper and lower both ends of connecting piece 601, the upper and lower both ends of one side of installation piece 602 are formed with connecting bolt 12, connecting bolt 12's the other end is worn to establish through-hole 11 and is spacing on connecting piece 601 through lock nut 13, can set up second link 502 on frame 1 through the setting of connecting piece 601 and installation piece 602, inside connection structure is simple, stability and the fastness to shock attenuation unit 5 are better, and the structure of connecting piece 601 and installation piece 602 is comparatively simple, convenience of customers dismouting maintenance.
Referring to fig. 6 and 7, the structure of the second connection end 502 is the same as that of the first connection end 501, a second connection rubber sleeve 902 is arranged on the second connection end 502, the second connection rubber sleeve 902 is arranged on the connection bolt 12 at the lower end of the installation piece 602, the rubber mat 16 is arranged on the connection bolt 12 at the upper end of the installation piece 602, the rubber mat 16 is symmetrically arranged between the connection piece 601 and the installation piece 602, the outer side end of the rubber mat 16 is arranged on the outer side wall of the connection cross rod 101, a connection sleeve 14 is further arranged between the rubber mat 16 and the connection cross rod 101, the connection sleeve 14 is sleeved on the rubber mat 16, the rubber mat 16 is arranged at two ends of the connection sleeve 14, the second connection rubber sleeve 902 and the rubber mat 16 can be used for improving the overall damping effect, the internal structure is protected, and the service life of the damping unit 5 can be prolonged.
This embodiment electric motor car rear wheel damper can effectively guarantee the shock attenuation cushioning effect of shock attenuation unit through being provided with connecting rod and connecting piece, articulated between first link and the connecting rod and the articulated shock attenuation cushioning effect before second link and the connecting piece, makes the connection between shock attenuation unit and the frame more stable and firm, and holistic structure is simpler simultaneously, and inner structure occupation space is few, can guarantee to dismantle the shock attenuation unit more conveniently.
The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, it is possible to make several improvements and modifications without departing from the technical principle of the present invention, and these improvements and modifications should also be considered as the protection scope of the present invention.
Claims (10)
1. The rear wheel damping mechanism of the electric vehicle is characterized in that a vehicle frame (1), rear wheels (2) and a rear axle assembly (3), wherein the rear wheels (2) are installed at two ends of the rear axle assembly (3), and a damping assembly (4) is arranged between the vehicle frame (1) and the rear axle assembly (3); the shock-absorbing assembly (4) comprises: the shock absorption device comprises a shock absorption unit (5) and a connecting piece (6), wherein the lower end of the middle of the shock absorption unit (5) is arranged on the rear axle assembly (3), a first connecting end (501) of the shock absorption unit (5) is connected with the frame (1), and a second connecting end (502) of the shock absorption unit (5) is connected with the frame (1) through the connecting piece (6).
2. The rear wheel shock absorption mechanism of the electric vehicle as claimed in claim 1, wherein a connecting rod (7) is disposed on the frame (1), a mounting through groove (701) is formed on the connecting rod (7), and the first connecting end (501) is disposed in the mounting through groove (701).
3. The rear wheel shock absorbing mechanism of the electric vehicle as claimed in claim 2, wherein the end of the first connecting end (501) is curved inward in an arc shape and a receiving cavity (8) is formed at the end of the first connecting end (501), and the receiving cavity (8) is internally provided with a first connecting rubber sleeve (901).
4. The rear wheel shock absorbing mechanism of the electric vehicle as claimed in claim 3, wherein a lifting lug bolt (10) is arranged between the first connecting rubber sleeve (901) and the connecting rod (7), and the first connecting end (501) is connected with the connecting rod (7) through the first connecting rubber sleeve (901).
5. The rear wheel suspension of the electric vehicle as set forth in claim 1, wherein said link (6) comprises: connecting piece (601) and installation piece (602), connecting piece (601) with installation piece (602) set up respectively the both sides of connecting horizontal pole (101) of frame (1), connecting piece (601) with the upper end of installation piece (602) with connect horizontal pole (101) and connect, connecting piece (601) with the upper end of installation piece (602) with second link (502) are connected.
6. The rear wheel shock absorption mechanism of the electric vehicle as claimed in claim 5, wherein the connecting piece (601) is provided with through holes (11) at both the upper and lower ends, the mounting piece (602) is provided with connecting bolts (12) at both the upper and lower ends at one side, and the other end of the connecting bolt (12) penetrates through the through hole (11) and is limited on the connecting piece (601) through a locking nut (13).
7. The shock absorbing mechanism for the rear wheels of the electric vehicle as claimed in claim 6, wherein the second connecting end (502) has the same structure as the first connecting end (501), a second connecting rubber sleeve (902) is arranged on the second connecting end (502), and the second connecting rubber sleeve (902) is arranged on the connecting bolt (12) at the lower end of the mounting plate (602).
8. The rear wheel shock absorption mechanism of the electric vehicle as claimed in claim 6, wherein a rubber mat (16) is disposed on the connecting bolt (12) at the upper end of the mounting plate (602), the rubber mat (16) is symmetrically disposed between the connecting plate (601) and the mounting plate (602), and the outer end of the rubber mat (16) is disposed on the outer side wall of the connecting cross bar (101).
9. The rear wheel shock absorption mechanism of the electric vehicle as claimed in claim 8, wherein a connection sleeve (14) is further arranged between the rubber mat (16) and the connection cross bar (101), the connection sleeve (14) is sleeved on the rubber mat (16), and the rubber mat (16) is arranged at two ends of the connection sleeve (14).
10. The rear wheel suspension of an electric vehicle as claimed in claim 1, wherein a spring pressing plate (15) is provided in the middle of the suspension unit (5), and the spring pressing plate (15) is connected to the rear axle assembly (3) via a U-shaped rod (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122882761.2U CN216580015U (en) | 2021-11-23 | 2021-11-23 | Rear wheel damping mechanism of electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122882761.2U CN216580015U (en) | 2021-11-23 | 2021-11-23 | Rear wheel damping mechanism of electric vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216580015U true CN216580015U (en) | 2022-05-24 |
Family
ID=81647860
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122882761.2U Active CN216580015U (en) | 2021-11-23 | 2021-11-23 | Rear wheel damping mechanism of electric vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216580015U (en) |
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2021
- 2021-11-23 CN CN202122882761.2U patent/CN216580015U/en active Active
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