CN201816693U

CN201816693U - Motorcycle frame

Info

Publication number: CN201816693U
Application number: CN2010205088887U
Authority: CN
Inventors: 程曜崇
Original assignee: Individual
Current assignee: Individual
Priority date: 2010-08-27
Filing date: 2010-08-27
Publication date: 2011-05-04
Anticipated expiration: 2020-08-27

Abstract

The utility model relates to a motorcycle frame which comprises a motorcycle tail assembly, a girder pipe connected with the motorcycle tail assembly, a left side pipe and a right side pipe connected with one end of the girder pipe, a left lower pipe and a right lower pipe respectively connected with the left side pipe and the right side pipe, and a head-end pipe connected with the other end of the girder pipe, wherein a backward bent pipe is connected between the head-end pipe and the left lower pipe and the right lower pipe; the bent pipe, the left side pipe, the right side pipe, the left lower pipe, the right lower pipe and the girder pipe form a containing space for mounting an engine; and hanging seats for mounting the engine are respectively arranged at the downside of the girder pipe, the rear side of the bent pipe, and the front sides of the left side pipe and the right side pipe. For the motorcycle frame, the bent pipe and other pipes are adopted for forming the engine containing space, therefore, the containing space is enlarged; and the motorcycle frame is suitable for mounting larger-displacement engines, particularly suitable for mounting engines with displacement of 200 or 250 cubic centimeters, and is low in production cost.

Description

Frame of motorcycle

Technical field

The utility model relates to a kind of frame of motorcycle.

Background technology

Vehicle frame is the basic component of motor bike, and a lot of parts all are installed on the vehicle frame, the position that each parts is kept relative stability, and simultaneously, vehicle frame need bear the impact endurance test shock that driving engine produces in the process of moving, does not allow to deform and phenomenon of rupture.The kind of existing frame of motorcycle is various, and structure is different, but major part all is welded with pipe.At present, frame of motorcycle, general main comprise afterbody assembly behind the motor bike, with back afterbody assembly bonded assembly girder pipe, with girder pipe bonded assembly left and right sides Bian Guan and respectively with limit, left and right sides pipe bonded assembly about pipe down, because discharge capacity is that 125CC or 150CC driving engine are very general on the existing market, this mainly by girder pipe, left and right sides Bian Guan and about down the vehicle frame formed of pipe be fit to the driving engine of the above-mentioned discharge capacity of installation.But for bigger driving engine, be that driving engines such as 200CC, 250CC are less owing to using as discharge capacity, producer seldom redesigns new vehicle frame so that the driving engine of big discharge capacity to be installed, because this need spend bigger manpower financial capacity, and the increase productive costs.

The utility model content

At the deficiency of above-mentioned prior art, technical problem to be solved in the utility model provides a kind of frame of motorcycle that is fit to install than large-duty engine.

The utility model is achieved in that frame of motorcycle, comprise afterbody assembly behind the motor bike, with back afterbody assembly bonded assembly girder pipe, with girder Guan Yiduan bonded assembly left and right sides Bian Guan, respectively with limit, left and right sides pipe bonded assembly about down pipe and with girder pipe other end bonded assembly head tube, described head tube and about be connected with down the bend pipe of bending backward between the pipe, this bend pipe, left and right sides Bian Guan, about pipe, girder pipe and head tube form the spatial accommodation that driving engine is installed down; Described girder pipe downside, bend pipe rear side and left side pipe and pipe front side, the right are respectively equipped with the hangoff receptacle that driving engine is installed.

The utility model also has following additional technical feature:

Hangoff receptacle on the described bend pipe is arranged on the bend pipe bending place.

Be provided with the stay bearing plate that supports cushion in described girder Guan Yuhou afterbody assembly junction.

At least one side of described back afterbody assembly rear portion and arranged on left and right sides is provided with the mount pad that hangs noise silencer.

The frame of motorcycle that the utility model provides compared with prior art has following advantage: the pipe of girder described in the utility model and about be connected with down the bend pipe of bending backward between the pipe, this bend pipe, left and right sides Bian Guan, about the spatial accommodation of pipe and the tubular Chengan County of girder mounted engine down, this structure can make spatial accommodation suitably increase, and is fit to install the driving engine of big discharge capacity.Described girder pipe downside, bend pipe rear side and left side pipe and pipe front side, the right are respectively equipped with the hangoff receptacle that driving engine is installed, and driving engine firmly can be fixed on the vehicle frame by this three places hangoff receptacle.

Description of drawings

Fig. 1 is the schematic perspective view of a kind of optimal way of the utility model;

Fig. 2 is the utility model schematic top plan view;

The specific embodiment

Referring to Fig. 1 to Fig. 2, a kind of optimal way of the utility model frame of motorcycle is shown, it comprise afterbody assembly 1 behind the motor bike, with back afterbody assembly bonded assembly girder pipe 2, with limit, girder Guan Yiduan bonded assembly left and right sides pipe 3, respectively with limit, left and right sides pipe bonded assembly about down pipe 4 and with girder pipe other end bonded assembly head tube 10, described head tube and about be connected with down the bend pipe 5 of bending backward between the pipe, the degree of crook of this bend pipe can be that the hitch point of 200CC or 250CC driving engine is determined according to discharge capacity.Described bend pipe, left and right sides Bian Guan, about down pipe, girder pipe and head tube form the spatial accommodation 6 that driving engine is installed because bend pipe bends backward, not only increase the rigidity of bend pipe, and make the top of spatial accommodation increase, be fit to install the driving engine of big discharge capacity; Described girder pipe downside, bend pipe rear side and left side pipe and pipe front side, the right are respectively equipped with the hangoff receptacle 7 that driving engine is installed, the position of hangoff receptacle can make driving engine firmly be fixed on the vehicle frame by the hitch point reasonable disposition of driving engine by three pairs of hangoff receptacles that cooperate with engine suspension point.

In the present embodiment, hangoff receptacle on the described bend pipe 5 is arranged on the bend pipe bending place, this helps the position according to engine suspension point position adjustments hangoff receptacle, after just the position of engine suspension point is determined, the bending degree of bend pipe can be configured as the shape that cooperates with the hitch point position, then with on the hangoff receptacle fixed bending tube; The driving engine shape of big discharge capacity only needs the redesign bend pipe not simultaneously, and miscellaneous part remains unchanged substantially; Be provided with the stay bearing plate 8 that supports cushion in described girder Guan Yuhou afterbody assembly junction, this can reduce cushion in the motorcycle driving process vibration makes the driver more comfortable; At least one side of described back afterbody assembly rear portion and arranged on left and right sides is provided with the mount pad 9 that hangs noise silencer, in implementation process, this structure can select to install single noise silencer or double noise silencer according to the difference of driving engine, and this is fit to the cross-country car of discharge capacity greatly, has increased the comformability of vehicle frame simultaneously.Because the utility model adopts bend pipe and other pipe fittings to form the spatial accommodation of driving engine, has increased spatial accommodation, be fit to install the driving engine of big discharge capacity, and this practical productive costs is low, is particularly suitable for installing the driving engine that discharge capacity is 200CC or 250CC.

The foregoing description is only for the usefulness that the utility model is described; and be not to be to restriction of the present utility model; the those of ordinary skill in relevant technologies field; under the situation that does not break away from spirit and scope of the present utility model; can also make various variations and modification; therefore all technical schemes that are equal to also should belong to category of the present utility model, and scope of patent protection of the present utility model should be limited by each claim.

Claims

1. frame of motorcycle, comprise afterbody assembly (1) behind the motor bike, with back afterbody assembly bonded assembly girder pipe (2), with girder Guan Yiduan bonded assembly left and right sides Bian Guan (3), respectively with limit, left and right sides pipe bonded assembly about down pipe (4) and with girder pipe other end bonded assembly head tube (10), it is characterized in that: described head tube and about be connected with down the bend pipe (5) of bending backward between the pipe, this bend pipe, left and right sides Bian Guan, about pipe, girder pipe and head tube form the spatial accommodation (6) that driving engine is installed down; Described girder pipe downside, bend pipe rear side and left side pipe and pipe front side, the right are respectively equipped with the hangoff receptacle (7) that driving engine is installed.

2. frame of motorcycle according to claim 1 is characterized in that: the hangoff receptacle on the described bend pipe is arranged on the bend pipe bending place.

3. frame of motorcycle according to claim 1 is characterized in that: be provided with the stay bearing plate (8) that supports cushion in described girder Guan Yuhou afterbody assembly junction.

4. frame of motorcycle according to claim 1 is characterized in that: at least one side of described back afterbody assembly rear portion and arranged on left and right sides is provided with the mount pad (9) that hangs noise silencer.