CN216242038U

CN216242038U - Electric motor car automobile body damping device

Info

Publication number: CN216242038U
Application number: CN202122870028.9U
Authority: CN
Inventors: 王义森; 葛向阳; 连长征
Original assignee: Xuzhou Chaolida Electric Vehicle Co ltd
Current assignee: Xuzhou Chaolida Electric Vehicle Co ltd
Priority date: 2021-11-22
Filing date: 2021-11-22
Publication date: 2022-04-08
Anticipated expiration: 2031-11-22

Abstract

The utility model discloses a damping device for an electric vehicle body, in particular to the field of electric vehicles, the existing damping device for the electric vehicle body has too single damping means to the electric vehicle body, so that the damping effect of the whole device to the electric vehicle body is not good, the devices are inconvenient to be arranged on the electric vehicle bodies with different sizes, the flexibility of the whole device is lower, and simultaneously, the functionality of the whole device is too single, the damping device comprises connecting rods, two adjusting devices are jointly connected between opposite surfaces of the two connecting rods, one ends of the opposite surfaces of the two connecting rods are both connected with a blocking device, one ends of the opposite surfaces of the two adjusting devices are jointly connected with a damping component, the damping means of the device to the electric vehicle body can be more diversified by arranging the damping component, the damping effect to the electric vehicle body is better, and the size of the whole device can be conveniently adjusted under the action of the adjusting devices, under the action of the blocking and protecting device, the functions of the whole device can be more diversified.

Description

Electric motor car automobile body damping device

Technical Field

The utility model relates to the technical field of electric vehicles, in particular to a damping device for a vehicle body of an electric vehicle.

Background

The electric vehicle is divided into an alternating current electric vehicle and a direct current electric vehicle, generally speaking, the electric vehicle takes a battery as an energy source, electric energy is converted into mechanical energy to move through a controller, a motor and other components so as to control the current to change the speed of the vehicle, and a damping device is often required to be installed on the body of the electric vehicle to buffer the electric vehicle when the electric vehicle is shocked.

The existing damping device for the electric vehicle body has the following problems when in use:

1. the damping means of the damping devices to the electric vehicle body is too single, so that the damping effect of the whole device to the electric vehicle body is poor, and the practicability of the whole device is reduced.

2. These devices are not convenient to be mounted on electric vehicle bodies of different sizes, so that the flexibility of the whole device is low, and the functionality of the whole device is too single.

Therefore, the damping device for the body of the electric vehicle is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a damping device for an electric vehicle body, which aims to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the damping device for the electric vehicle body comprises two connecting rods, wherein two adjusting devices are connected between opposite surfaces of the two connecting rods together, movable rods are sleeved at two ends of the two connecting rods respectively, the movable rods are rotatably connected with rotating shafts towards one ends of the adjusting devices, one ends of the rotating shafts, which are far away from the movable rods, are connected with fixed circular plates, one ends of the fixed circular plates are provided with two through type fixing holes, one ends, which are opposite to the two connecting rods, are connected with blocking and protecting devices, and one ends, which are opposite to the two adjusting devices, are connected with a damping assembly together;

the shock absorption assembly comprises a first shock absorption box, a movable plate is movably connected to the top end of the first shock absorption box, the top end of the movable plate is connected with a second damping box, a long rod is connected between the inner walls of the two sides of the second damping box, the outer surface of the long rod is sleeved with two second damping springs, the outer surface of the long rod is sleeved with two movable blocks, and the back-to-face ends of the two movable blocks are respectively and fixedly connected with two second damping springs, the top ends of the two movable blocks are respectively connected with two first connecting plates, and a support rod is hinged between the two first connecting plates on the same movable block, the upper parts of the two support rods are hinged with two second connecting plates, the top of second connecting plate is connected with the clamp plate, the top both sides of clamp plate all are connected with the depression bar, two the top of depression bar all runs through the second surge tank and is connected with the mounting panel jointly.

As a preferred technical scheme of the utility model, four vertical rods are connected to the lower inner wall of the first damper box, the outer surfaces of the four vertical rods are commonly sleeved with a movable plate, a first damper spring is sleeved on the outer surface of each vertical rod, the top end of the first damper spring is fixedly connected with the movable plate, the lower end of the movable plate is connected with a short rod, the lower end of the short rod is connected with a sliding plate, two support plates are connected to the lower inner wall of the first damper box, sliding grooves are formed in one end of each of opposite surfaces of the two support plates, and two ends of the sliding plate are respectively connected with the two sliding grooves in a sliding manner.

As a preferable technical scheme, the adjusting device comprises an adjusting rod, sliding grooves are formed in the upper inner wall and the lower inner wall of the adjusting rod, two sliding plates are connected between the two sliding grooves in a sliding mode, a telescopic spring is connected between the opposite surfaces of the two sliding plates, extending rods are connected to the back-to-back surfaces of the two sliding plates, and the ends, far away from the two sliding plates respectively, of the two extending rods penetrate through the adjusting rod and are fixedly connected with the two connecting rods respectively.

As a preferable technical scheme of the utility model, the baffle device comprises an installation rod, the top end of the installation rod is provided with an installation groove, a mudguard is arranged in the installation groove, one end of the installation rod, which is back to the connecting rod, is inserted with three fastening bolts, and the installation rod is fixedly connected with the mudguard through the three fastening bolts.

As a preferred technical scheme of the utility model, one end of the mounting rod, which faces the connecting rod, is connected with two connecting buckles, and one end of the connecting rod, which faces away from the damping component, is provided with two connecting grooves matched with the connecting buckles for use.

As a preferable technical scheme of the utility model, the length and the width of the mounting plate are respectively the same as those of the second damper box, and the middle part of the top end of the mounting plate is provided with four mounting holes which are distributed in a rectangular array and are vertically communicated.

As a preferred technical solution of the present invention, two ends of the first damper box are respectively and fixedly connected with adjusting rods of the two adjusting devices.

As a preferable technical scheme of the utility model, the two supporting plates are both positioned between the two vertical rods.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the damping assembly is arranged, the pressure rod and the mounting plate in the damping assembly can drive the pressure plate in the second damping box to move downwards when the vehicle body is vibrated, at the moment, under the action of the first connecting plate and the second connecting plate, the support rod can drive the movable block to extrude the second damping spring, so that the second damping spring can generate resilience to buffer and absorb the vibration, and when the vehicle body is vibrated excessively, the second damping box can also drive the movable plate to move downwards, so that the first damping spring can be extruded to generate resilience to cooperate with the second damping spring to perform damping protection on the vehicle body, thereby enabling the damping means of the whole device on the vehicle body of the electric vehicle to be more diversified, and improving the damping effect and the practicability of the whole device on the vehicle body of the electric vehicle.

2. According to the utility model, the adjusting device is arranged, and the extension rod, the sliding plate, the sliding groove and the telescopic spring can be matched with the connecting rod and the movable rod for use, so that the size of the whole device can be adjusted, the device is convenient to install on electric vehicle bodies with different sizes, the flexibility of the whole device is improved, and under the action of the mudguard in the fender protection device, the device can perform shock absorption protection on the vehicle bodies and can also perform fender protection on users, so that the function of the whole device is more diversified.

Drawings

FIG. 1 is a schematic structural view of the present invention,

figure 2 is a schematic view of the shock-absorbing assembly according to the present invention,

figure 3 is a cross-sectional view of a second shock box according to the present invention,

figure 4 is a cross-sectional view of a first shock-absorbing box according to the present invention,

figure 5 is a cross-sectional view of an adjustment device according to the utility model,

fig. 6 is a schematic view of the structure of the shielding device of the present invention.

In the figure: 1. a connecting rod; 2. a shock absorbing assembly; 3. an adjustment device; 4. a guard device; 5. fixing the circular plate; 6. a fixing hole; 7. a rotating shaft; 8. a movable rod; 21. a first damper box; 22. a movable plate; 23. a pressure lever; 24. a second damper box; 25. mounting a plate; 211. a first damping spring; 212. a sliding groove; 213. a sliding plate; 214. a support plate; 215. a short bar; 216. a vertical rod; 241. a long rod; 242. a second damping spring; 243. a movable block; 244. a first connecting plate; 245. pressing a plate; 246. a second connecting plate; 247. a support bar; 31. adjusting a rod; 32. a tension spring; 33. a chute; 34. a slide plate; 35. an extension rod; 41. mounting a rod; 42. fastening a bolt; 43. mounting grooves; 44. a connecting buckle; 45. a fender is provided.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example (b): as shown in fig. 1-6, the utility model provides a damping device for an electric vehicle body, which comprises two connecting rods 1, wherein two adjusting devices 3 are connected between opposite surfaces of the two connecting rods 1, two ends of each connecting rod 1 are sleeved with a movable rod 8, one end of each movable rod 8 facing the adjusting device 3 is rotatably connected with a rotating shaft 7, one end of each rotating shaft 7 far away from the corresponding movable rod 8 is connected with a fixed circular plate 5, one end of each fixed circular plate 5 is provided with two through fixing holes 6, one end of each connecting rod 1 opposite to the corresponding surface is connected with a blocking device 4, one end of each opposite surface of each adjusting device 3 is connected with a damping assembly 2, each damping assembly 2 comprises a first damping box 21, the top end of the first damping box 21 is movably connected with a movable plate 22, the top end of the movable plate 22 is connected with a second damping box 24, a long rod 241 is connected between inner walls of two sides of the second damping box 24, the outer surface of the long rod 241 is sleeved with two second damping springs 242, the outer surface of the long rod 241 is sleeved with two movable blocks 243, the back and face ends of the two movable blocks 243 are fixedly connected with the two second damping springs 242 respectively, the top ends of the two movable blocks 243 are connected with two first connecting plates 244, a supporting rod 247 is hinged between the two first connecting plates 244 on the same movable block 243, the upper parts of the two supporting rods 247 are hinged with two second connecting plates 246, the top end of the second connecting plate 246 is connected with a pressing plate 245, both sides of the top end of the pressing plate 245 are connected with pressing rods 23, the top ends of the two pressing rods 23 penetrate through the second damping box 24 and are connected with a mounting plate 25 together, the length and the width of the mounting plate 25 are respectively the same as the length and the width of the second damping box 24, and the middle part of the top end of the mounting plate 25 is provided with four mounting holes which are distributed in a rectangular array and are vertically communicated, during the use, can be earlier connected fixed plectane 5 and the wheel hub of electric motor car through screw and fixed orifices 6, mounting panel 25 and the chassis fixed connection of electric motor car are connected to the mounting hole on rethread screw and the mounting panel 25, when the automobile body of electric motor car received vibrations, the chassis can drive mounting panel 25 among the damper assembly 2 and move down, make the depression bar 23 begin to drive the clamp plate 245 in the second surge tank 24 and move down, under the effect of first connecting plate 244 and second connecting plate 246, bracing piece 247 will take place inclination's change, thereby can drive movable block 243 and slide and extrude second damping spring 242 along stock 241, make second damping spring 242 produce bounce and cushion and absorb this kind of vibrations, in order to carry out shock attenuation protection to the automobile body of electric motor car.

Further, four vertical rods 216 are connected to the lower inner wall of the first damper box 21, the outer surfaces of the four vertical rods 216 are jointly sleeved with the movable plate 22, the outer surface of each vertical rod 216 is sleeved with the first damper spring 211, the top end of each first damper spring 211 is fixedly connected with the movable plate 22, the lower end of the movable plate 22 is connected with the short rod 215, the lower end of the short rod 215 is connected with the sliding plate 213, the lower inner wall of the first damper box 21 is connected with the two supporting plates 214, the two supporting plates 214 are located between the two vertical rods 216, the sliding grooves 212 are formed in one ends of the opposite surfaces of the two supporting plates 214, the two ends of the sliding plate 213 are respectively connected with the two sliding grooves 212 in a sliding manner, when the vibration received by the electric vehicle body is too large, the second damper box 24 presses down the movable plate 22 to move down along the two vertical rods 216 and extrude the first damper spring 211, so that the first damper spring 211 cooperates with the second damper spring 242 to buffer and extrude the vibration received by the electric vehicle body When the movable plate 22 moves downwards, the short rod 215 drives the sliding plate 213 to move downwards in the sliding groove 212 of the supporting plate 214, so that the movable plate 22 moves more stably, and the frequency of the vertical movement of the movable plate 22 caused by the resilience of the first damping spring 211 can be greatly reduced by the friction force between the sliding plate 213 and the inner wall of the sliding groove 212.

Further, the adjusting device 3 comprises an adjusting rod 31, two ends of the first damper box 21 are respectively and fixedly connected with the adjusting rod 31 of the two adjusting devices 3, sliding grooves 33 are respectively formed in the upper and lower inner walls of the adjusting rod 31, two sliding plates 34 are jointly and slidably connected between the two sliding grooves 33, a telescopic spring 32 is jointly connected between the opposite surfaces of the two sliding plates 34, one ends of the two sliding plates 34, which are opposite to each other, are respectively connected with an extending rod 35, one ends of the two extending rods 35, which are respectively far away from the two sliding plates 34, penetrate through the adjusting rod 31 and are respectively and fixedly connected with the two connecting rods 1, when the size of the whole device needs to be adjusted according to the size of an installed electric vehicle body, the moving rod 8 can be pushed first to move the moving rod 8 in the connecting rod 1, so that the position of the fixed circular plate 5 and the size of the whole device can be adjusted, then the connecting rod 1 can be pushed, so that the connecting rod 1 drives the extending rod 35 of the adjusting device 3 to move, the sliding plate 34 is slid in the sliding groove 33 and presses or pulls out the extension spring 32, so that the position of the fixed circular plate 5 and the size of the entire apparatus can be adjusted again.

Further, the guard 4 comprises a mounting rod 41, one end of the mounting rod 41 facing the connecting rod 1 is connected with two connecting buckles 44, and one end of the connecting rod 1, which is back to the shock absorption component 2, is provided with two connecting grooves matched with the connecting buckles 44 for use, the top end of the mounting rod 41 is provided with a mounting groove 43, a mudguard 45 is arranged in the mounting groove 43, one end of the mounting rod 41, which is back to the connecting rod 1, is inserted with three fastening bolts 42, and the mounting rod 41 is fixedly connected with the mudguard 45 through three fastening bolts 42, when the user needs to use the mudguard 45, the lower portion of the fender 45 can be inserted into the mounting groove 43 of the mounting rod 41 in the guard 4, the fastening bolt 42 may be used to fixedly connect the mounting rod 41 and the fender 45, when the user does not need to use the guard 4, the guard 4 can be removed from the entire apparatus by pulling the mounting rod 41 to separate the coupling buckle 44 from the coupling groove of the coupling rod 1.

The working principle is as follows: when the shock absorber is used, the fixed circular plate 5 can be connected with the hub of the electric vehicle through the screws and the fixing holes 6, and then the mounting plate 25 is fixedly connected with the chassis of the electric vehicle through the screws and the mounting holes on the mounting plate 25, when the body of the electric vehicle is vibrated, the chassis can drive the mounting plate 25 in the shock absorbing assembly 2 to move downwards, so that the pressure rod 23 starts to drive the pressure plate 245 in the second shock absorbing box 24 to move downwards, under the action of the first connecting plate 244 and the second connecting plate 246, the inclination angle of the support rod 247 can be changed, so that the movable block 243 can be driven to slide along the long rod 241 and extrude the second shock absorbing spring 242, the second shock absorbing spring 242 can generate resilience force to buffer and absorb the vibration, so as to perform shock absorbing protection on the body of the electric vehicle, when the body of the electric vehicle is subjected to excessive vibration, the second shock absorbing box 24 can press the movable plate 22 downwards, the movable plate 22 moves downwards along the two vertical rods 216 and presses the first damping spring 211, so that the first damping spring 211 is matched with the second damping spring 242 to buffer and absorb the vibration received by the electric vehicle body, when the movable plate 22 moves downwards, the short rod 215 also drives the sliding plate 213 to move downwards in the sliding groove 212 on the supporting plate 214, so that the movable plate 22 moves more stably, meanwhile, the frequency of the up-and-down movement of the movable plate 22 generated by the resilience of the first damping spring 211 can be greatly reduced through the friction force between the sliding plate 213 and the inner wall of the sliding groove 212, when the size of the whole device needs to be adjusted according to the size of the installed electric vehicle body, the movable rod 8 can be pushed firstly, so that the movable rod 8 moves in the connecting rod 1, and the position of the fixed circular plate 5 and the size of the whole device can be adjusted, then, the connecting rod 1 can be pushed, the connecting rod 1 drives the extension rod 35 in the adjusting device 3 to move, the sliding plate 34 slides in the sliding groove 33 and extrudes or pulls the extension spring 32, the position of the fixed circular plate 5 and the size of the whole device can be adjusted again, when a user needs to use the mudguard 45, the lower part of the mudguard 45 can be inserted into the mounting groove 43 on the mounting rod 41 in the guard device 4, the mounting rod 41 and the mudguard 45 can be fixedly connected together by using the fastening bolt 42, when the user does not need to use the guard device 4, the user only needs to pull the mounting rod 41, and the connecting buckle 44 is separated from the connecting groove on the connecting rod 1 to take the guard device 4 down from the whole device.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an electric motor car automobile body damping device, includes connecting rod (1), its characterized in that: the damping device is characterized in that two connecting rods (1) are arranged, two adjusting devices (3) are connected between opposite surfaces of the two connecting rods (1) together, movable rods (8) are sleeved at two ends of the two connecting rods (1), one ends of the movable rods (8) facing the adjusting devices (3) are rotatably connected with rotating shafts (7), one ends, far away from the movable rods (8), of the rotating shafts (7) are connected with fixed circular plates (5), one ends of the fixed circular plates (5) are provided with two through fixing holes (6), one ends, opposite to the two connecting rods (1), of the opposite surfaces are connected with blocking and protecting devices (4), and one ends of the opposite surfaces of the two adjusting devices (3) are connected with a damping component (2) together;

the damping component (2) comprises a first damping box (21), a movable plate (22) is movably connected to the top end of the first damping box (21), a second damping box (24) is connected to the top end of the movable plate (22), a long rod (241) is connected between the inner walls of two sides of the second damping box (24), two second damping springs (242) are sleeved on the outer surface of the long rod (241), two movable blocks (243) are sleeved on the outer surface of the long rod (241), one ends of the two movable blocks (243) opposite to each other are fixedly connected with the two second damping springs (242), the top ends of the two movable blocks (243) are connected with two first connecting plates (244), a supporting rod (247) is hinged between the two first connecting plates (244) on the same movable block (243), and two second connecting plates (246) are hinged to the upper portion of the supporting rod (247), the top end of the second connecting plate (246) is connected with a pressing plate (245), two sides of the top end of the pressing plate (245) are connected with pressing rods (23), and the top ends of the two pressing rods (23) penetrate through the second damping box (24) and are connected with a mounting plate (25) together.

2. The electric vehicle body damping device according to claim 1, wherein: be connected with four montants (216) on the lower inner wall of first damper box (21), and the surface of four montants (216) cup joints with fly leaf (22) jointly, first damping spring (211) have been cup jointed to the surface of montant (216), and the top and fly leaf (22) fixed connection of first damping spring (211), the lower extreme of fly leaf (22) is connected with quarter butt (215), the lower extreme of quarter butt (215) is connected with sliding plate (213), be connected with two backup pads (214) on the lower inner wall of first damper box (21), two sliding tray (212) have all been opened to the opposite face one end of backup pad (214), and the both ends of sliding plate (213) respectively with two sliding tray (212) sliding connection.

3. The electric vehicle body damping device according to claim 1, wherein: adjusting device (3) are including adjusting pole (31), all opened spout (33), two on the upper and lower inner wall of adjusting pole (31) common sliding connection has two slide (34), two between spout (33) be connected with expanding spring (32), two jointly between the opposite face of slide (34) the back of the body opposite face one end of slide (34) all is connected with extension rod (35), and two extension rod (35) keep away from the one end of two slide (34) respectively all run through adjusting pole (31) and respectively with two connecting rod (1) fixed connection.

4. The electric vehicle body damping device according to claim 1, wherein: keep off protection device (4) including installation pole (41), open the top of installation pole (41) has mounting groove (43), be provided with fender (45) in mounting groove (43), the one end of installation pole (41) connecting rod (1) dorsad is inserted and is equipped with three fastening bolt (42), and installation pole (41) are through three fastening bolt (42) and fender (45) fixed connection.

5. The electric vehicle body damping device according to claim 4, wherein: the mounting rod (41) is connected with two connecting buckles (44) towards one end of the connecting rod (1), and one end of the connecting rod (1) back to the shock absorption assembly (2) is provided with two connecting grooves used by the connecting buckles (44).

6. The electric vehicle body damping device according to claim 1, wherein: the length and the width of the mounting plate (25) are respectively the same as those of the second damping box (24), and four mounting holes which are distributed in a rectangular array and run through up and down are formed in the middle of the top end of the mounting plate (25).

7. The electric vehicle body damping device according to claim 3, wherein: two ends of the first damping box (21) are respectively and fixedly connected with adjusting rods (31) in the two adjusting devices (3).

8. The electric vehicle body damping device according to claim 2, wherein: the two support plates (214) are located between the two vertical rods (216).