CN209192130U - A kind of damping frame - Google Patents

Abstract

The utility model relates to vehicle technology fields, more particularly to a kind of damping frame, vehicle frame includes damper, preceding connector and rear connector, preceding connector is equipped with first end and second end, connector is equipped with third end and the 4th end afterwards, first end and third end are hinged, damper is hinged with second end and the 4th end respectively, damper, first end, second end, third end and the 4th end annularly connect the annular solid for being formed and having annular groove, preceding connector is equipped with seat packet mounting portion, seat packet mounting portion is connected to second end, seat packet mounting portion is equipped with a pack assembly, connector is equipped with rear fork afterwards, fork is connected to the 4th end afterwards, the rear-wheel is installed on rear fork.The utility model is conducive to improve the bradyseism performance of electric vehicle in motion.

Description

A kind of damping frame

Technical field

The utility model relates to vehicle technology field more particularly to a kind of damping frames.

Background technique

Electric bicycle is a kind of vehicles for facilitating people to go on a journey, nowadays the vehicle of some small-sized electric bicycles Seat is all often to be connected using support rod with headstock.And user can be sitting on vehicle seat and start electric bicycle.

Typically, existing body frame structure for automotive is all often using straight tripod, using straight tripod by vehicle seat and car body It connects, when human body is sitting on the vehicle seat of electric bicycle, since straight tripod does not have elasticity and slight telescopicing performance, Thus, vehicle seat can not be moved slightly up and down, and in some sections more jolted, user can not feel well, and the prior art In vehicle frame be usually all to be welded to form by multiple portions, the vibration generated in use process cannot not only be buffered, and It not can be carried out disassembly, influence usage experience.

Utility model content

The purpose of the utility model is to provide the vibration facilitated in reduction use process, the one kind for improving usage experience subtracts Shake vehicle frame.

To achieve the goals above, the utility model provides a kind of damping frame, and the vehicle frame includes damper, preceding connection Body and rear connector, the preceding connector are equipped with first end and second end, and the rear connector is equipped with third end and the 4th end, institute It states first end and third end is hinged, the damper is hinged with second end and the 4th end respectively, the damper, first end, Two ends, third end and the 4th end annularly connect the annular solid for being formed and having annular groove, and the preceding connector is installed equipped with seat packet Portion, the seat packet mounting portion are connected to second end, and the seat packet mounting portion is equipped with a pack assembly, after the rear connector is equipped with Fork, the rear fork are connected to the 4th end, and the rear-wheel is installed on rear fork.

Optionally, the seat packet mounting portion offers axis hole, and the seat for clamping seats pack assembly is equipped on the outside of the axis hole Pipe clamp.

Optionally, the preceding connector is equipped with the connection canister portion for being socketed front fork.

Optionally, the preceding connector includes left side shell, the right shell and top shell, the left side shell, the right shell and top Shell connect to be formed it is hollow for being arranged the cavity of supply control unit, top shell two sides respectively with left side shell and the right shell Snapping.

Optionally, the rear fork offers mounting groove, and the mounting groove is equipped with lifting lug, and the lifting lug includes the first company Socket part and second connecting portion, the second connecting portion are embedded in the mounting groove, and the first connecting portion is offered for pacifying The threaded hole dialled after dress, the second connecting portion offer U-shaped groove, the opening direction of the U-shaped groove and the threaded hole It is axially vertical.

Optionally, the first connecting portion with a thickness of 7~9mm, the second connecting portion with a thickness of 3.5~4mm, institute First connecting portion is stated equipped with first end face and second end face, the second connecting portion is equipped with third end face and the 4th end face, described First end face and third end face in the same plane, the second end face and the 4th stepped connection in end face, the mounting groove Bottom surface be bonded with the 4th end face.

Optionally, the side end face that the first connecting portion is connect with second connecting portion is arcwall face.

Optionally, between the distalmost end of the bottom end of the U-shaped groove and second connecting portion far from U-shaped groove opening direction Distance is 9~10mm.

Optionally, between the distalmost end of the open end of the U-shaped groove and second connecting portion far from U-shaped groove opening direction Distance be 34~35mm.

Implement the embodiments of the present invention, has following technical effect that

First, vehicle frame is hinged by preceding connector and rear connector, makes preceding connector and rear connector in stress Shi Kexiang Buffering appropriate is carried out to rotation, meanwhile, preceding connector is connected with rear connector by damper, in first end and third end phase When to rotation, second end is buffered with the 4th end by damper, and buffering effect of the vehicle frame in stress is further improved；

Second, damper, first end, second end, third end and the 4th end annularly connect the ring for being formed and having annular groove Seat packet mounting portion is connected to second end by body, and rear fork is connected to the 4th end, and user is made to pass through seat packet when riding to seat packet When mounting portion applies gravity, the power of second end transmits torque to first end by annular solid, by turning gravity vertically downward It is melted into the torque of first end and third end, relatively moves second end and the 4th end, thus buffered by damper, And rear-wheel is connected to second end by rear fork, the power for making rear-wheel be applied to vehicle frame is transmitted to second end, by connecting with second end The damper connect is buffered, to improve the antidetonation and load-bearing capacity of vehicle frame.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the preferred embodiment in the utility model；

Fig. 2 is the structural schematic diagram at another visual angle of the preferred embodiment in the utility model；

Fig. 3 is the structural schematic diagram of vehicle frame in the preferred embodiment in the utility model；

Fig. 4 is the structural schematic diagram at another visual angle of vehicle frame in the preferred embodiment in the utility model；

Fig. 5 is the structural schematic diagram of lifting lug in the preferred embodiment in the utility model.

Description of symbols:

1, vehicle frame, 2, damper, 3, preceding connector, 4, first end, 5, second end, 6, connection canister portion, 7, top shell, 8, a left side Side shell, 9, the right shell, 10, seat packet mounting portion, 11, axis hole, 12, Fixture for tube of seat, 13, seat pack assembly, 14, rear connector, 15, Three ends, the 16, the 4th end, 17, warning strip, 18, wire casing, 19, rear fork, 20, mounting groove, 21, guiding device, 22, handlebar, 23, Front fork, 24, front axle, 25, front-wheel, 26, driving device, 27, driving motor, 28, sprocket wheel, 29, pedal component, 30, chain, 31, Flywheel, 32, lifting lug, 33, first connecting portion, 34, first end face, 35, second end face, 36, second connecting portion, 37, third end Face, the 38, the 4th end face, 39, threaded hole, 40, U-shaped groove, 41, rear group, 42, rear-wheel, 43, brake apparatus, 44, brake assemblies, 45, brake disk, 46, braking clamp, 47, brake cable.

Specific embodiment

With reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.Below Embodiment is not intended to limit the scope of the present invention for illustrating the utility model.

With reference to FIG. 1 to FIG. 5, a kind of novel electric vehicle, including vehicle frame 1, guiding device 21, driving dress are present embodiments provided 26 and brake apparatus 43 are set, guiding device 21 includes handlebar 22, front fork 23, front axle 24 and front-wheel 25, and handlebar 22 is installed on front axle 24, front fork 23 is connected to the one end of front axle 24 far from handlebar 22, and front-wheel 25 is installed on front fork 23；

Driving device 26 includes driving motor 27, supply control unit (not shown), sprocket wheel 28, pedal component 29, chain 30, flywheel 31 and rear-wheel 42, rear-wheel 42 and sprocket wheel 28 are mounted on vehicle frame 1, and pedal component 29 and sprocket wheel 28 are sequentially connected, fly Wheel 31 is fixedly installed in rear-wheel 42, and sprocket wheel 28 is sequentially connected with flywheel 31 by chain 30, and driving motor 27 is installed on rear-wheel 42 For driving rear-wheel 42 to rotate, supply control unit (not shown) is installed on vehicle frame 1 and is electrically connected with driving motor 27；

Brake apparatus 43 includes preceding brake lever hand (not shown), rear brake handle (not shown), brake assemblies 44 and brake cable 47, Front-wheel 25 and rear-wheel 42 are mounted on brake assemblies 44, and preceding brake lever hand and rear brake handle are installed on handlebar 22, preceding brake lever hand It is connect respectively with the brake assemblies 44 of the brake assemblies 44 of front-wheel 25 and rear-wheel 42 with rear brake handle by brake cable 47, wherein Brake assemblies 44 include that brake disk 45 and braking clamp 46, braking clamp 46 are connect with brake cable 47, and brake disk 45 is co-axially mounted In front-wheel 25 or rear-wheel 42, braking clamp 46 is fixed on vehicle frame 1；

Vehicle frame 1 includes damper 2, preceding connector 3 and rear connector 14, and preceding connector 3 is equipped with first end 4 and second end 5, Connector 14 is equipped with third end 15 and the 4th end 16 afterwards, and first end 4 and third end 15 are hinged, damper 2 respectively with second end 5 and 4th end 16 is hinged, and annularly connection is formed with annular for damper 2, first end 4, second end 5, third end 15 and the 4th end 16 The annular solid of slot, annular groove medial surface open up fluted, are embedded in groove for feeding back electronic truck position under dark surrounds Warning strip 17；

Preceding connector 3 is equipped with seat packet mounting portion 10, and seat packet mounting portion 10 is connected to second end 5, and seat packet mounting portion 10 is installed There is a pack assembly 13, rear connector 14 is equipped with rear fork 19, and rear fork 19 is connected to the 4th end 16, and rear-wheel 42 is installed on rear fork 19。

The electric vehicle of the present embodiment, first, vehicle frame 1 is hinged by preceding connector 3 and rear connector 14, connector 3 before making It can be relatively rotated with rear connector 14 in stress and carry out buffering appropriate, meanwhile, preceding connector 3 and rear connector 14 are by subtracting It shakes device 2 to connect, when first end 4 and third end 15 relatively rotate, second end 5 is delayed with the 4th end 16 by damper 2 Punching, further improves buffering effect of the vehicle frame 1 in stress；

Second, annularly connection is formed with ring for damper 2, first end 4, second end 5, third end 15 and the 4th end 16 Seat packet mounting portion 10 is connected to second end 5 by the annular solid of shape slot, and rear fork 19 is connected to the 4th end 16, user is made to ride When applying gravity to seat packet mounting portion 10 by seat packet, the power of second end 5 transmits torque to first end 4 by annular solid, leads to The torque that gravity vertically downward is converted to first end 4 Yu third end 15 is crossed, makes second end 5 and the 4th end 16 that opposite move occur It is dynamic, to be buffered by damper 2, and rear-wheel 42 is connected to second end 5 by rear fork 19, and rear-wheel 42 is made to be applied to vehicle The power of frame 1 is transmitted to second end 5, is buffered by the damper 2 connecting with second end 5, to improve the antidetonation of vehicle frame 1 And load-bearing capacity.

Third, annularly connection is formed with ring for damper 2, first end 4, second end 5, third end 15 and the 4th end 16 The annular solid of shape slot, annular groove medial surface open up fluted, and warning strip 17 is embedded in groove, can be that prompt comes in dark surrounds The position of vehicle or pedestrian's electric vehicle prevents to collide, and improves the safety that electric vehicle uses, and warning strip 17 is arranged recessed In slot, avoid colliding with, use is safer.

With reference to Fig. 3, further, seat packet mounting portion 10 offers axis hole 11, is equipped on the outside of axis hole 11 and is used for clamping seats packet The Fixture for tube of seat 12 of component 13, be easy for installation and removal seat packet, using more convenient.

Specifically, flywheel 31 includes several fluted discs with reference to Fig. 2, rear 19 one end of fork is connected with lifting lug 32, and lifting lug 32 is pacified 41 are dialled after being equipped with, chain 30 is set around flywheel 31, dials 41 and sprocket wheel 28 afterwards, dials 41 and the cooperation of several fluted discs by rear, changes The transmission ratio of fluted disc and sprocket wheel 28 uses so that electric vehicle be made to adapt to unused road conditions, saves electric energy.

The rear fork 19 of the present embodiment offers mounting groove 20, and lifting lug 32 includes first connecting portion 33 and second connecting portion 36, second connecting portion 36 is embedded in mounting groove 20, and first connecting portion 33 offers the threaded hole 39 for dialling 41 after installing, the Two interconnecting pieces 36 offer U-shaped groove 40, and the opening direction of U-shaped groove 40 is axially vertical with threaded hole 39, and bolt wears peace Tankage 20 and the fixed lifting lug 32 of U-shaped groove 40 and vehicle frame 1.

With reference to Fig. 5, the rear of the present embodiment is dialled 41 and is installed by lifting lug 32, and lifting lug 32 is embedded the rear fork in vehicle frame 1 In 19 mounting grooves 20 opened up, while lifting lug 32 and vehicle frame 1 are fixed by bolt, lifting lug 32 easy to disassemble is replaced； In addition, the second connecting portion 36 of lifting lug 32 is equipped with U-shaped groove 40, make electric vehicle in the process of moving, the first connection of lifting lug 32 After portion 33 dials 41 after mounting, in the effect of vibration that lifting lug 32 is transmitted by the rear gravity for dialling 41 and vehicle frame 1, U-shaped groove 40 It with certain buffering effect, reduces after vehicle frame 1 is transmitted to and dials 41 vibration, while dialling 41 after making and being generated under self gravity Vibration is reduced, and the stability and service life of 41 installations are dialled after raising.

Further, the thickness H of first connecting portion 33 is 7~9mm, and the thickness J of second connecting portion 36 is 3.5~4mm, First connecting portion 33 is equipped with first end face 34 and second end face 35, and second connecting portion 36 is equipped with third end face 37 and the 4th end face 38, in the same plane, second end face 35 and the stepped connection in the 4th end face 38 are installed for first end face 34 and third end face 37 The bottom surface of slot 20 is bonded with the 4th end face 38, make lifting lug 32 first connecting portion 33 be embedded in mounting groove 20 after, second end face 35 with The integraty effect that lifting lug 32 is connect with vehicle frame 1 in the same plane, is improved, while reducing external structure in the surface of fork 19 afterwards To colliding with for lifting lug 32, the service life of lifting lug 32 is improved.

The side end face that first connecting portion 33 is connect with second connecting portion 36 is arcwall face, reduces first connecting portion 33 and the The stress of the junction of two interconnecting pieces 36 is concentrated, and the resistance to stress ability and service life of lifting lug 32 are improved.

Further, the bottom end of U-shaped groove 40 and distalmost end of the second connecting portion 36 far from 40 opening direction of U-shaped groove The distance between K be 9~10mm, make the deformation intensity with higher of U-shaped groove 40, improve the non-deformability of lifting lug 32.

The open end of U-shaped groove 40 is with second connecting portion 36 far from the farthest of 40 opening direction of U-shaped groove in the present embodiment The distance between end L is 34~35mm, and in 32 use process of lifting lug, when 40 open end stress of U-shaped groove, U-shaped groove 40 has There is higher deflection for buffering vehicle frame 1 or the rear vibrations for dialling 41 transmitting.

With reference to Fig. 3, the preceding connector 3 of the present embodiment is equipped with connection canister portion 6, and front fork 23 is arranged in connection canister portion 6 and handlebar 22 connections improve the stability that front fork 23 is connect with handlebar 22.

The warning strip 17 of the present embodiment is reflective strip or LED light bar, and reflective strip reminds driving or passerby by sky light The position of electric vehicle pays attention to evacuation, and if LED light bar, LED lamp bar is electrically connected with supply control unit (not shown), makes LED Lamp bar itself shines and is reminded.

Specifically, preceding connector 3 includes left side shell 8, the right shell 9 and top shell 7, left side shell 8, the right side with reference to Fig. 3 and Fig. 4 Side shell 9 and the connection of top shell 7 form hollow cavity, and for 7 two sides of top shell respectively with 9 snapping of left side shell 8 and the right shell, confession is automatically controlled Unit (not shown) processed is set in cavity, is helped avoid supply control unit (not shown) and is contacted with the external world, and power supply is reduced Collision or corrosion that control unit (not shown) is subject to etc. improve the service life that supply control unit (not shown) uses, and make electricity The shape integraty of motor-car is more preferable, more attractive.

Further, the lateral surface of annular solid offers wire casing 18, and brake cable 47 is arranged in cavity and wire casing 18 and brake Component 44 connects, and prevents brake cable 47 from scraping damage, while can be used for burying supply control unit (not shown) and the company of driving motor 27 The electric wire connect avoids electric wire from scraping damage, guarantees the stability and safety of control.

To sum up, the utility model is conducive to improve the bradyseism performance of electric vehicle in the process of moving, provides and preferably rides Experience, meanwhile, improve the security performance in driving process.

In the description of the present invention, it should be noted that term " center ", " longitudinal direction ", " transverse direction ", "upper", "lower", The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside" is It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of describing the present invention and simplifying the description, rather than indicate Or imply that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot understand For limitations of the present invention.

In addition, various information are described in the utility model using term " first ", " second " etc., but these information are not answered It is limited to these terms, these terms are only used to for same type of information being distinguished from each other out.For example, not departing from the utility model In the case where range, " first " information can also be referred to as " second " information, and similar, " second " information can also be referred to as " first " information.

The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art For art personnel, without deviating from the technical principle of the utility model, several improvement and replacement can also be made, these change It also should be regarded as the protection scope of the utility model into replacement.

Claims (9)

1. a kind of damping frame, which is characterized in that the vehicle frame includes damper, preceding connector and rear connector, is connected before described Junctor is equipped with first end and second end, and the rear connector is equipped with third end and the 4th end, and the first end and third end are hinged, The damper is hinged with second end and the 4th end respectively, and the damper, first end, second end, third end and the 4th end are in Loop connecting forms the annular solid with annular groove, and the preceding connector is equipped with seat packet mounting portion, the seat packet mounting portion connection In second end, the seat packet mounting portion is equipped with a pack assembly, and the rear connector is equipped with rear fork, and the rear fork is connected to 4th end.

2. damping frame according to claim 1, which is characterized in that the seat packet mounting portion offers axis hole, the axis The Fixture for tube of seat for clamping seats pack assembly is equipped on the outside of hole.

3. damping frame according to claim 1, which is characterized in that the preceding connector is equipped with the company for being socketed front fork Connect cylinder portion.

4. damping frame according to claim 1, which is characterized in that the preceding connector include left side shell, the right shell and Top shell, the left side shell, the right shell and top shell connect to form the hollow cavity for being used to be arranged supply control unit, described Top shell two sides respectively with left side shell and the right shell snapping.

5. damping frame according to claim 1, which is characterized in that fork offers mounting groove, the installation after described Slot is equipped with lifting lug, and the lifting lug includes first connecting portion and second connecting portion, and the second connecting portion is embedded at the installation In slot, the first connecting portion offers the threaded hole for dialling after installing, and the second connecting portion offers U-shaped groove, institute State the axially vertical of the opening direction of U-shaped groove and the threaded hole.

6. damping frame according to claim 5, which is characterized in that the first connecting portion with a thickness of 7~9mm, institute State second connecting portion with a thickness of 3.5~4mm, the first connecting portion is equipped with first end face and second end face, and described second connects Socket part is equipped with third end face and the 4th end face, the first end face and third end face in the same plane, the second end face with The 4th stepped connection in end face, the bottom surface of the mounting groove are bonded with the 4th end face.

7. damping frame according to claim 5, which is characterized in that the first connecting portion was connect with second connecting portion One side end face is arcwall face.

8. damping frame according to claim 5, which is characterized in that the bottom end of the U-shaped groove is remote with second connecting portion The distance between distalmost end from U-shaped groove opening direction is 9~10mm.

9. damping frame according to claim 5, which is characterized in that the open end of the U-shaped groove and second connecting portion The distance between distalmost end far from U-shaped groove opening direction is 34~35mm.