CN213008566U

CN213008566U - Damping frame of electric vehicle

Info

Publication number: CN213008566U
Application number: CN202020953959.8U
Authority: CN
Inventors: 甘志华
Original assignee: Guangzhou Kanglehui Electronic Technology Co ltd
Current assignee: Guangzhou Kanglehui Electronic Technology Co ltd
Priority date: 2020-05-30
Filing date: 2020-05-30
Publication date: 2021-04-20
Anticipated expiration: 2030-05-30

Abstract

The utility model discloses an electric motor car damping frame, including front support frame and back support frame, front support frame's bottom is equipped with the bearing frame, and the bearing frame just is close to the connecting piece rotation of front support frame one end department through rotating shaft and back support frame and is connected, and damping assembly and front support frame fixed connection are passed through at back support frame's middle part. The utility model discloses in, rotate front support frame and back support frame and connect, connect on the crotch down with conventional damper's lower extreme, upper end and saddle union coupling with damper, make damper, crotch and saddle pipe constitute a triangle-shaped down, form stable bearing structure, when front wheel or rear wheel receive jolting, vibrations can transmit in the front on support frame or back support frame, through the bearing frame, the rotation connected mode of rotating shaft section of thick bamboo and connecting piece, make front support frame or back support frame's vibrations convert the rotation around rotating shaft section of thick bamboo, effort when damper rotates front support frame or back support frame simultaneously suppresses, thereby realize the shock attenuation.

Description

Damping frame of electric vehicle

Technical Field

The utility model relates to an electric motor car field specifically is electric motor car damping frame.

Background

The bicycle is the indispensable vehicle of people's green trip, and along with the development of science and technology, the performance of bicycle and the travelling comfort of riding have all obtained great promotion.

But current bicycle is when the road surface of jolting, and the shock attenuation effect is relatively poor, and any department of front and back wheel receives vibrations and all can lead to whole automobile body vibrations, so the shock attenuation subassembly on the automobile body can not fine absorption vibrations, influences the driving impression.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an electric motor car damping frame to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the damping frame of the electric vehicle comprises a front support frame and a rear support frame, wherein a bearing seat is arranged at the bottom of the front support frame, the bearing seat is rotatably connected with the rear support frame through a rotating shaft cylinder and a connecting piece close to one end of the front support frame, and the middle part of the rear support frame is fixedly connected with the front support frame through a damping component.

Furthermore, the front support frame comprises a folding main beam and a saddle pipe, the folding main beam and the saddle pipe are welded to form an inclined L-shaped structure, and the bearing seat is positioned on the folding main beam and close to the bottom surface of the joint of the folding main beam and the saddle pipe.

Further, the rear support frame comprises a lower fork frame and an upper fork frame positioned at the top of the lower fork frame, the lower fork frame is welded with the upper fork frame, and a shaft sleeve used for mounting the pedal transmission shaft is arranged at the end part, close to the front support frame, of the lower fork frame.

Furthermore, the top both ends of axle sleeve are located to the connecting piece symmetry, the connecting piece is located bearing frame both ends department, the rotating shaft section of thick bamboo passes bearing frame and connecting piece and is connected bearing frame and connecting piece rotation.

Further, the bottom end of the shock absorption assembly is located in the middle of the lower fork frame, and the top end of the lower fork frame is located at the upper portion of the saddle pipe.

Further, the rotating shaft cylinder is in pin joint with the bearing seat and the connecting piece.

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

the utility model discloses in, with independent preceding support frame and back support frame of frame split one-tenth, at first, through the bearing frame, the cooperation of rotating shaft section of thick bamboo and connecting piece, rotate preceding support frame and back support frame and connect, connect the lower extreme with conventional damper assembly on lower crotch, with damper assembly's upper end and saddle union coupling, make damper assembly, lower crotch and saddle pipe constitute a triangle-shaped, form stable bearing structure, when front wheel or rear wheel receive jolting, vibrations can transmit on preceding support frame or back support frame, through the bearing frame, the rotation connected mode of rotating shaft section of thick bamboo and connecting piece, make the vibrations of preceding support frame or back support frame convert the rotation around rotating shaft section of thick bamboo, damper assembly suppresses the effort when preceding support frame or back support frame rotate simultaneously, thereby realize the shock attenuation.

Drawings

FIG. 1 is a schematic structural diagram of a vibration damping frame of an electric vehicle;

FIG. 2 is a schematic structural diagram of a lower fork in a damping frame of an electric vehicle;

fig. 3 is a partially enlarged view of a portion a in fig. 1.

In the figure: 1. a front support frame; 101. a folding main beam; 102. a saddle pipe; 2. a rear support frame; 201. a lower fork frame; 202. an upper fork frame; 203. a shaft sleeve; 3. a bearing seat; 4. rotating the shaft barrel; 5. a connecting member; 6. a shock absorbing assembly.

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.

Referring to fig. 1-3, the technical solution of the present invention is realized as follows:

electric motor car damping frame, including front support frame 1 and back support frame 2, the bottom of front support frame 1 is equipped with bearing frame 3, and bearing frame 3 rotates with back support frame 2 and be close to connecting piece 5 of front support frame 1 one end department through rotating shaft tube 4 and is connected, and damping assembly 6 and front support frame 1 fixed connection are passed through at the middle part of back support frame 2.

The frame is split into a front support frame 1 and a rear support frame 2 which are independent, the front support frame 1 and the rear support frame 2 are rotationally connected through the matching of a bearing seat 3, a rotating shaft cylinder 4 and a connecting piece 5, in the case where the lower end of the conventional shock-absorbing assembly 6 is coupled to the lower fork 201, the upper end of the shock-absorbing assembly 6 is coupled to the saddle pipe 102, so that the shock-absorbing assembly 6, the lower fork 201 and the saddle pipe 102 form a triangle, form a stable supporting structure, when the front wheel or the rear wheel is bumped, the vibration can be transmitted on the front support frame 1 or the rear support frame 2, the vibration of the front support frame 1 or the rear support frame 2 is converted into the rotation around the rotating shaft cylinder 4 through the rotating connection mode of the bearing seat 3, the rotating shaft cylinder 4 and the connecting piece 5, meanwhile, the shock absorption assembly 6 restrains acting force generated when the front support frame 1 or the rear support frame 2 rotates, so that shock absorption is realized.

In addition, the front support frame 1 comprises a folding girder 101 and a saddle tube 102, the folding girder 101 and the saddle tube 102 are welded to form an inclined L-shaped structure, the bearing seat 3 is positioned on the folding girder 101 and close to the bottom surface of the joint of the folding girder 101 and the saddle tube 102, the front support frame 1 consisting of the folding girder 101 and the saddle tube 102 is arranged in an inclined manner, the bearing seat 3 is fixed on the lower part of the folding girder 101, the distance between the bearing seat 3 and the front and rear wheels is basically equal, and the distance between the bearing seat 3 and the front and rear wheels is smaller, so that the rotation amplitude of the front support frame 1 or the rear support frame 2 is.

The rear support frame 2 comprises a lower fork 201 and an upper fork 202 positioned at the top of the lower fork 201, the lower fork 201 and the upper fork 202 are welded, a shaft sleeve 203 for mounting a pedal transmission shaft is arranged at the end part of the lower fork 201 close to the front support frame 1, the support performance of the lower fork 201 is stronger, and therefore the shaft sleeve 203 is arranged at the end part of the lower fork 201.

Connecting piece 5 symmetry is located the top both ends of axle sleeve 203, and connecting piece 5 is located bearing frame 3 both ends department, and the rotating shaft section of thick bamboo 4 passes bearing frame 3 and connecting piece 5 and is connected bearing frame 3 and connecting piece 5 rotation, and connecting piece 5 rotates with bearing frame 3 through rotating shaft section of thick bamboo 4 and is connected for step on pedal in-process, damper 6 also can absorb partial kinetic energy, in order to realize the travelling comfort of the in-process of riding.

The bottom of damper 6 is located the middle part of lower fork 201, and the top of lower fork 201 is located the upper portion of saddle pipe 102, and the support nature of lower fork 201 is better, and can constitute triangle stable structure with damper 6 and saddle pipe 102, more is favorable to the holistic support nature of frame.

The rotating shaft barrel 4 is connected with the bearing seat 3 and the connecting piece 5 in a pin mode, and the front support frame 1 and the rear support frame 2 can be separated after the rotating shaft barrel 4 is taken out.

The working principle is as follows:

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Electric motor car damping frame, including front support frame (1) and back support frame (2), its characterized in that: the bottom of the front support frame (1) is provided with a bearing seat (3), the bearing seat (3) is rotatably connected with the rear support frame (2) through a rotating shaft cylinder (4) and a connecting piece (5) close to one end of the front support frame (1), and the middle part of the rear support frame (2) is fixedly connected with the front support frame (1) through a damping assembly (6);

the front support frame (1) comprises a folding main beam (101) and a saddle pipe (102), the folding main beam (101) and the saddle pipe (102) are welded to form an inclined L-shaped structure, and the bearing seat (3) is positioned on the folding main beam (101) and close to the bottom surface of the joint of the folding main beam (101) and the saddle pipe (102);

the rear support frame (2) comprises a lower fork frame (201) and an upper fork frame (202) positioned at the top of the lower fork frame (201), the lower fork frame (201) is welded with the upper fork frame (202), and a shaft sleeve (203) for mounting a pedal transmission shaft is arranged at the end part of the lower fork frame (201) close to the front support frame (1); the bottom end of the shock absorption assembly (6) is positioned in the middle of the lower fork frame (201), and the top end of the lower fork frame (201) is positioned at the upper part of the saddle pipe (102).

2. The vibration damping frame for the electric vehicle as claimed in claim 1, wherein: the top both ends of axle sleeve (203) are located to connecting piece (5) symmetry, connecting piece (5) are located bearing frame (3) both ends department, rotating shaft section of thick bamboo (4) pass bearing frame (3) and connecting piece (5) and rotate bearing frame (3) and connecting piece (5) and be connected.

3. The vibration damping frame for the electric vehicle as claimed in claim 1, wherein: the rotating shaft cylinder (4) is in pin joint with the bearing seat (3) and the connecting piece (5).