CN213117282U

CN213117282U - Damping device of electric vehicle

Info

Publication number: CN213117282U
Application number: CN202021665674.0U
Authority: CN
Inventors: 祝超峰; 王佳
Original assignee: Jiangsu Xingguang Electric Vehicle Manufacturing Co ltd
Current assignee: Jiangsu Xingguang Electric Vehicle Manufacturing Co ltd
Priority date: 2020-08-11
Filing date: 2020-08-11
Publication date: 2021-05-04
Anticipated expiration: 2030-08-11

Abstract

The utility model discloses an electric motor car damping device, including the damper box, three first springs of group of damper box bottom end inner wall fixedly connected with, the spout has all been seted up to damper box inner wall both sides, sliding connection has the slider in the spout, spout one side fixed mounting is kept away from to the slider has the fly leaf, first spring and fly leaf bottom fixed connection, two sets of support columns of fixedly connected with on the fly leaf, damper box top surface fixed connection has the second spring. The utility model discloses in, the first spring of three groups in the surge tank can play first heavy cushioning effect through the fly leaf in the slip of surge tank both sides, and the second spring can play second heavy cushioning effect, locates the telescopic link in the installation room through with the third spring be connected and the pulley horizontal slip in the race, can cushion the shock power that comes from vertical direction and side, can strengthen the stability that the electric motor car traveles, protection people's life safety, the life of extension car.

Description

Damping device of electric vehicle

Technical Field

The utility model relates to a damping device field especially relates to an electric motor car damping device.

Background

Electric vehicles, namely electric drive vehicles, are also known as electric drive vehicles. Electric vehicles are classified into alternating current electric vehicles and direct current electric vehicles. Generally, an electric vehicle is a vehicle that uses a battery as an energy source, and 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. The damping device of the electric vehicle is mainly used for inhibiting the vibration when the spring rebounds after absorbing the shock and the impact from the road surface. When the shock absorber passes through the uneven road surface, although the shock absorbing spring can filter the shock of the road surface, the spring can still reciprocate, and the shock absorber is used for inhibiting the spring from jumping.

Electric motor car is in the in-process of traveling among the actual life, because reasons such as self power structure and ground situation produce the power that the side vibrates about, influence the effect of traveling of electric motor car, influence people's the comfort level of riding, can endanger the healthy of people under the severe condition, and can cut short the life of electric motor car.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a damping device for an electric vehicle.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a damping device of an electric vehicle comprises a damping box, wherein three groups of first springs are fixedly connected to the inner wall of the bottom end of the damping box, sliding grooves are formed in two sides of the inner wall of the damping box, sliding blocks are connected in the sliding grooves in a sliding mode, a movable plate is fixedly mounted on one side, away from the sliding grooves, of each sliding block, the first springs are fixedly connected with the bottom end of the movable plate, two groups of support columns are fixedly connected to the outer surface of the top end of the damping box, second springs are fixedly connected to the top ends of the two groups of support columns, two groups of installation chambers are formed in the top end of the first base plate, two sides of the two groups of installation chambers are movably connected with a second rotating shaft, a telescopic rod is fixedly connected to the second rotating shaft, a spring baffle is fixedly connected to the top end of the telescopic rod, the utility model discloses a telescopic link, including loop bar, pulley top sliding connection have a second bottom plate, two sets of race have been seted up to second bottom plate bottom surface, pulley sliding connection is in two sets of race inslots.

As a further description of the above technical solution:

and wheel baffles are fixedly connected to two sides of the bottom end of the second bottom plate, and the two groups of wheel baffles are positioned on two sides of the two groups of pulleys.

As a further description of the above technical solution:

the damping box is characterized in that two groups of wheel carriers are fixedly connected to the bottom end of the damping box, a first rotating shaft is movably connected between the two groups of wheel carriers, wheels are movably connected to the first rotating shaft, and the wheels are located between the two groups of wheel carriers.

As a further description of the above technical solution:

one part of the upper end of the telescopic rod is sleeved on the loop bar, and the third spring is located inside the loop bar.

As a further description of the above technical solution:

the support column runs through in the shock attenuation case top, first spring is located between fly leaf and the shock attenuation case bottom.

As a further description of the above technical solution:

the second spring is located between the top end of the shock absorption box and the bottom end of the first bottom plate.

The utility model discloses following beneficial effect has: in the in-process of riding, on the power of the vibration that produces because of self structure and ground are uneven transmits damping device, three first springs of group in the damper box can play first heavy cushioning effect through the fly leaf in the slip of damper box both sides, the second spring can play second heavy cushioning effect, locate the telescopic link in the installation room through the connection with the third spring and pulley horizontal slip in the pulley groove, can cushion the oscillating power that comes from vertical direction and side, can strengthen the stability that the electric motor car traveles, guarantee people's comfort level, and protect people's life safety to a certain extent, the life of extension car, be worth wideling popularize.

Drawings

Fig. 1 is a schematic structural view of a damping device for an electric vehicle according to the present invention;

fig. 2 is a side view of the telescopic rod and the pulley of the damping device for the electric vehicle of the present invention;

fig. 3 is an enlarged view of a point a in fig. 1.

Illustration of the drawings:

1. a damper box; 2. a first base plate; 3. a wheel; 4. a first rotating shaft; 5. a wheel carrier; 6. a first spring; 7. a movable plate; 8. a slider; 9. a chute; 10. a support pillar; 11. a second rotating shaft; 12. a spring baffle; 13. a wheel guard; 14. a third rotating shaft; 15. a third spring; 16. a wheel groove; 17. a pulley; 18. A loop bar; 19. a telescopic rod; 20. a second spring; 21. a second base plate; 22. and (7) installing a chamber.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the present invention provides an embodiment: a damping device of an electric vehicle comprises a damping box 1, wherein three groups of first springs 6 are fixedly connected to the inner wall of the bottom end of the damping box 1, sliding grooves 9 are formed in two sides of the inner wall of the damping box 1, sliding blocks 8 are connected in the sliding grooves 9 in a sliding mode, a movable plate 7 is fixedly installed on one side, far away from the sliding grooves 9, of each sliding block 8, the first springs 6 are fixedly connected with the bottom ends of the movable plates 7, two groups of supporting columns 10 are fixedly connected to the movable plates 7, second springs 20 are fixedly connected to the outer surface of the top end of the damping box 1, first bottom plates 2 are fixedly connected to the top ends of the two groups of supporting columns 10, two groups of installation chambers 22 are formed in the top ends of the first bottom plates 2, second rotating shafts 11 are movably connected to two sides of the two groups of installation chambers 22, telescopic rods 19 are fixedly connected, the top end of the loop bar 18 is movably connected with a third rotating shaft 14, the third rotating shaft 14 is movably connected with a pulley 17, the top end of the pulley 17 is slidably connected with a second bottom plate 21, two sets of wheel grooves 16 are formed in the outer surface of the bottom end of the second bottom plate 21, and the pulley 17 is slidably connected in the two sets of wheel grooves 16.

The equal fixed connection in second bottom plate 21 bottom both sides has wheel baffle 13, two sets of wheel baffles 13 are located two sets of pulley 17 both sides, can prevent pulley 17 roll-off

race

16, 1 bottom fixedly connected with two sets of wheel carriers 5 of surge tank, swing joint has first pivot 4 between two sets of wheel carriers 5, swing joint has wheel 3 on the first pivot 4, wheel 3 is located between two sets of

wheel carriers

5, 19 upper end partly cup joints in loop bar 18 on the telescopic link, third spring 15 is located inside loop bar 18, support column 10 runs through in 1 top of surge tank, first spring 6 is located between

fly leaf

7 and 1 bottom of surge tank, second spring 20 is located between 1 top of surge tank and 2 bottoms of first bottom plate.

The working principle is as follows: in the riding process, the force of the vibration generated by self structure and uneven ground is transmitted to the damping device, three groups of first springs 6 in the damping box 1 can play a first heavy buffer role by sliding the movable plate 7 on two sides of the damping box 1, a second spring 20 fixed between the damping box 1 and the first bottom plate 2 can play a second heavy buffer role, an expansion rod 19 arranged in an installation chamber 22 is sleeved in a sleeve rod 18 and connected with a third spring 15 to play a third heavy buffer role in the vertical direction, a pulley 17 connected with the sleeve rod 18 slides left and right in a wheel groove 16 and is matched with the third spring 15 to buffer the force of the vibration from the side face, the life safety of people is protected to a certain extent, and the service life of the bicycle is prolonged.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides an electric motor car damping device, includes surge tank (1), its characterized in that: the damping box comprises a damping box body (1), wherein three groups of first springs (6) are fixedly connected to the inner wall of the bottom end of the damping box body (1), sliding grooves (9) are formed in two sides of the inner wall of the damping box body (1), sliding blocks (8) are connected in the sliding grooves (9), a movable plate (7) is fixedly mounted on one side, away from the sliding grooves (9), of each sliding block (8), the first springs (6) are fixedly connected with the bottom end of the movable plate (7), two groups of supporting columns (10) are fixedly connected to the upper portion of the movable plate (7), a second spring (20) is fixedly connected to the outer surface of the top end of the damping box body (1), a first bottom plate (2) is fixedly connected to the top end of the two groups of supporting columns (10), two groups of installation chambers (22) are formed in the top end of the first bottom plate (2, telescopic link (19) top fixedly connected with spring baffle (12), fixedly connected with third spring (15) is gone up in spring baffle (12), third spring (15) top fixedly connected with loop bar (18), loop bar (18) top swing joint has third pivot (14), swing joint has pulley (17) on third pivot (14), pulley (17) top sliding connection has second bottom plate (21), two sets of race (16) have been seted up to second bottom plate (21) bottom surface, pulley (17) sliding connection is in two sets of race (16).

2. The shock absorbing device for electric vehicles according to claim 1, wherein: the two sides of the bottom end of the second bottom plate (21) are fixedly connected with wheel baffles (13), and the two groups of wheel baffles (13) are positioned on two sides of the two groups of pulleys (17).

3. The shock absorbing device for electric vehicles according to claim 1, wherein: damping box (1) bottom fixedly connected with two sets of wheel carriers (5), it is two sets of swing joint has first pivot (4) between wheel carrier (5), swing joint has wheel (3) on first pivot (4), wheel (3) are located between two sets of wheel carriers (5).

4. The shock absorbing device for electric vehicles according to claim 1, wherein: one part of the upper end of the telescopic rod (19) is sleeved on the loop bar (18), and the third spring (15) is positioned inside the loop bar (18).

5. The shock absorbing device for electric vehicles according to claim 1, wherein: the supporting column (10) penetrates through the top end of the shock absorption box (1), and the first spring (6) is located between the movable plate (7) and the bottom end of the shock absorption box (1).

6. The shock absorbing device for electric vehicles according to claim 1, wherein: the second spring (20) is positioned between the top end of the shock absorption box (1) and the bottom end of the first bottom plate (2).