CN200964160Y

CN200964160Y - Electric walk-instead vehicle frame

Info

Publication number: CN200964160Y
Application number: CN 200620106379
Authority: CN
Inventors: 张爱萍
Original assignee: Individual
Current assignee: Individual
Priority date: 2006-08-03
Filing date: 2006-08-03
Publication date: 2007-10-24
Anticipated expiration: 2016-08-03

Abstract

An electric scooter frame comprises a supporting frame (1), which is assembled from two main cross beams (2) and a plurality of longitudinal connecting beams (3). Both main cross beams (2) are spaced, and the longitudinal connecting beams (3) are provided between both main cross beams (2). Both ends of the longitudinal connecting beams (3) are fixed with the main cross beams (2), and each main cross beam (2) consists of an upper main beam (21) and a lower main beam (22). The rear end of the lower main beam (22) bends upward to form a lower support column (221) and the front end of the upper main beam (21) bends downward to form an upper support column (211). The lower upper end of the support column (221) is fixed with the upper main beam (21), and the lower end of the upper support column (211) with the lower main beam (22). The lower end of the upper main beam is supported by a lower support column, the upper support column is supported on the lower main beam, and the upper main beam and the lower main beam support each other, providing a high structural strength, assuring the structural strength of the whole frame and making the whole frame streamlined.

Description

A kind of electric walk instead vehicle carriage

Technical field

The utility model relates to a kind of vehicle frame, relates in particular to a kind of electric walk instead vehicle carriage, and it is widely used on the electric wheel-chair vehicle of four-wheel.

Background technology

Existing electric walk instead vehicle carriage has integral type, also have split type, integral type generally comprises by some square tubes and is weldingly fixed on support frame together and is arranged on various parts on the support frame, it generally all has certain bending fluctuation support frame, and square tube can not be crooked, therefore can only be welded into the shape that just rises and falls with many square tubes in the place of support frame bending fluctuation, because it has too much weld nugget support frame, therefore the structural stability of whole vehicle frame will be poor, and whole vehicle frame can seem that also lines are not smooth, and profile is more stiff.

Existing vehicle frame is generally with split type in the majority, it generally is made up of front vehicle frame and back vehicle frame two parts, described front vehicle frame and back vehicle frame link together by various bindiny mechanisms and form a complete vehicle frame, as a patent No. is that the Chinese utility model patent " vehicle frame of electric cycle " of ZL03263371.8 (notification number is CN2626833Y) has disclosed the structure so a kind of, and it comprises first car body, second car body and the lock solid structure that first and second car body interlocking is fixed together; First car body has first side rod that is positioned at rear side; Second car body has second side rod that is positioned at front side and the contiguous first side rod rear; Lock solid structure comprises and is fixedly arranged on first side rod reservation of supporting of producing and having upward opening first fluting, be fixedly arranged on second side rod and have the pivot connecting seat of upward opening second fluting, rotation be hubbed in the pivot connecting seat and forward rotary swinging rack place first, joining rod in two flutings, being sheathed on joining rod is positioned at moving on the leading section of reservation the place ahead and is installed in to part and rotation and moves to part, also drive on the joining rod to move and leave to reservation and to supporting the cam lever that moves between the reservation admittedly to part, split type vehicle frame all has just and shipment, occupy little space, assembling, dismounting is easy to advantage, it is divided into front and back two parts with vehicle frame integral body split type vehicle frame, front and back two parts link together by connecting lock solid structure again, therefore vehicle frame integral body is preceding, the structural strength of back vehicle frame junction is poor, just the firmness of whole vehicle frame is not high, before inciting somebody to action in addition, back chassis mount process together is also complicated.

At above-mentioned present situation, the applicant applied for having disclosed a kind of such structure for the Chinese utility model patent " vehicle frame of electric cycle " of ZL03263371.8 (notification number is CN2626833Y) No. one, the electric walk instead vehicle carriage, it includes support frame, it is characterized in that described support frame is made up of two horizontal crossbeams and the vertical tie-beam of Duo Gen, described every horizontal crossbeam all is crooked and into a single integrated structure with whole bar shaped pipe, laterally big distance between girders setting, described vertical tie-beam is arranged between two horizontal crossbeams, vertically the two ends of tie-beam are fixed together with horizontal crossbeam respectively, and it is a kind of structural strength height, the lines flow smoothly for monnolithic case, rational in infrastructure, all-in-one-piece electric walk instead vehicle carriage.But because the seat that is fixed on the support frame is to directly act on two horizontal crossbeams, laterally crossbeam need bear very big pressure, and the horizontal crossbeam that bears the seat place in the above-mentioned application is single structure, its load-carrying is limited, so the body frame structure for automotive intensity of this electric cycle also needs further to strengthen.

Summary of the invention

Technical problem to be solved in the utility model be provide at above-mentioned prior art present situation that a kind of structural strength is higher, the lines flow smoothly for monnolithic case, electric walk instead vehicle carriage rational in infrastructure,

The utility model solves the problems of the technologies described above the technical scheme that is adopted: a kind of electric walk instead vehicle carriage, it includes support frame, support frame is to be assembled by two horizontal girders and the vertical tie-beam of Duo Gen, two horizontal girders are provided with at interval, described vertical tie-beam is arranged between two horizontal girders, vertically the two ends of tie-beam are fixed together with horizontal girder respectively, it is characterized in that described every horizontal girder all is made up of last girder and following girder, the rear end of following girder upwards bends and formation lower support post, the front end of last girder bends and formation upper support post downwards, described lower support post upper end is fixed with last girder, and upper support post lower end is fixed with following girder.

Be convenient carrying electric cycle, above-mentioned support frame vertical tie-beam foremost is fixed with a front handlebar, and vertical tie-beam of support frame rearmost end is fixed with the back handle and the back car draws hook.

But be provided with the connecting panel of supporting chair between two above-mentioned horizontal girders, the two ends of connecting panel respectively and two between lower support post and the upper support post girder be fixed together, and on connecting panel, be fixed with height of seat adjustment cover.The last girder that the connecting panel of supporting chair is set in place between lower support post and upper support post is more stable, because at girder place between lower support post and the upper support post, its lower end of last girder has the lower support post supporting, and the upper support post is supported on down on the girder, last girder and following girder support mutually, so the structural strength at this place is big, so but the connecting panel of supporting chair is arranged on this place is the most rational.

But the connecting panel of above-mentioned supporting chair has two, and it is a square tube, and these two connecting panel longitudinal intervals are provided with, and described height of seat adjustment is overlapped between two connecting panels, and the both sides of height of seat adjustment cover are weldingly fixed on the inboard of connecting panel respectively.Because the height of seat adjustment is overlapped its two sides and is separately fixed between two connecting panels, so height of seat adjustment cover can be stablized and be fixed on the connecting panel.

Above-mentioned support frame front end is fixed with direction post supporting component, described direction post supporting component includes two strut bars, strut bar is vertically fixed on down the front end inboard of girder respectively, be fixed with the connection baffle plate between two strut bar ends, direction post supporting component is set can be connected the direction post and locate well; Support frame foremost vertical tie-beam and strut bar between be provided with brace panel, one end of brace panel is fixed on support frame vertical tie-beam foremost, the other end is fixed on the strut bar, and the intensity that brace panel can guarantee support frame and direction post supporting component is set.

Above-mentioned support frame midway location place is provided with the back reel cage connection structure of a connection back reel cage; The preceding reel cage connection structure of reel cage before above-mentioned support frame front end below is fixed with and connects, it is to be set on the vehicle frame for the back reel cage is connected with preceding reel cage with preceding reel cage connection structure that back reel cage connection structure is set.Above-mentioned preceding reel cage connection structure comprises that two bendings are the pipe link of U type, this pipe link is separately fixed at down on the girder, between two pipe links, be fixed with connecting panel, connecting panel is provided with steering column jacket in the middle of being, the both sides of connecting panel then are fixed with respectively and are the preceding reel cage adapter plate of U type, on two U type sides of preceding reel cage adapter plate, have two mounting holes respectively, and mounting hole is relative in twos.Back reel cage connection structure and preceding reel cage connection structure disclosed in the patent that the applicant declared in the past.

For front shock absorber is installed on the vehicle frame, above-mentioned following girder front end respectively is fixed with a symmetrical preceding damping stay bearing plate.

For the golf frame being connected on the vehicle frame, vertical tie-beam middle part of above-mentioned support frame rearmost end is fixed with fixedly square tube and two pipes of golf frame, also is fixed with the rear bumper stationary pipes.

Compared with prior art, advantage of the present utility model is: every horizontal girder forming support frame all is made up of last girder and following girder, the rear end of following girder upwards bends and formation lower support post, the front end of last girder bends and formation upper support post downwards, described lower support post upper end is fixed with last girder, and upper support post lower end is fixed with following girder.Going up its lower end of girder like this has the lower support post supporting, and the upper support post is supported on down on the girder, and last girder and following girder support mutually, so the structural strength at this place is big, have effectively guaranteed the structural strength of whole vehicle frame, and the lines flow smoothly also to make whole vehicle frame profile.

Description of drawings

Fig. 1 is the block diagram of the utility model embodiment;

Fig. 2 is the exploded view of the utility model embodiment;

Fig. 3 is each position component scheme drawing on the last vertically tie-beam of the utility model embodiment;

Fig. 4 is the enlarged diagram of preceding reel cage connection structure among the utility model embodiment.

The specific embodiment

Embodiment describes in further detail the utility model below in conjunction with accompanying drawing.

A kind of electric walk instead vehicle carriage shown in Fig. 1～5, it includes support frame 1, described support frame 1 is made up of two horizontal girders 2 and ten vertical tie-beams 3, two horizontal girders 2 are provided with at interval, described vertical tie-beam 3 two ends are weldingly fixed on the inboard of horizontal girder 2, vertically the two ends of tie-beam 3 are fixed together with horizontal girder 2 respectively, every horizontal girder 2 all is made up of last girder 21 and following girder 22, the rear end of following girder 22 upwards bends and formation lower support post 221, the front end of last girder 21 bends and formation upper support post 211 downwards, described lower support post 211 upper ends and last girder 22 are fixing, upper support post 211 lower ends are fixed with following girder 22, to form oblong support portion 11 at support frame 1 middle part, so the structural strength at this place is big;

Support frame 1 vertical tie-beam 3 foremost is fixed with a front handlebar 31, handle 32 and back car drew hook 37 after vertical tie-beam 3 of support frame 1 rearmost end was fixed with two, be welded with the square tube 34 of fixing golf frame, two pipes 35 and two rear bumper stationary pipes 36 at vertical tie-beam 3 middle parts of support frame 1 rearmost end, two pipes 35 and two rear bumper stationary pipes 36 all are positioned at the both sides of square tube 34, avoid the square tube 34 of original fixedly golf frame, two pipes 35 to be provided with on the seat, and increased the weight of the defective of seat burden;

But be provided with the connecting panel 33 of supporting chair between two horizontal girders 2, the two ends of connecting panel 33 respectively with two between lower support post 221 and the upper support post 211 girder 21 inboards be weldingly fixed on, also promptly be fixed between the last girder 21 of oblong support portion 11, and on connecting panel 33, be fixed with height of seat adjustment cover 4, connecting panel 33 has two, it is a square tube, these two connecting panels, 33 longitudinal interval settings, described height of seat adjustment cover 4 is between two connecting panels 33, the both sides of height of seat adjustment cover 4 are weldingly fixed on the inboard of connecting panel 33 respectively, the fixing cover 4 patent disclosure mistakes of applying for before the applicant of adjusting of this seat;

Support frame 1 front end also is fixed with direction post supporting component 5, direction post supporting component 5 includes two strut bars 51, strut bar 51 is vertically fixed on down the front end inboard of girder 22 respectively, between two strut bars, 51 ends, be fixed with and connect baffle plate 52, support frame 1 foremost vertical tie-beam 3 and strut bar 51 between be provided with brace panel 53, one end of brace panel 53 is fixed on support frame 1 vertical tie-beam 3 foremost, and the other end is fixed on the strut bar 51;

Be provided with the back reel cage connection structure 6 of a connection back reel cage between on the lower support post 221 of two above-mentioned following girders 22, this structure in the patent No. is: open in the Chinese utility model patent of ZL200420021995.1 " reel cage behind the double rear wheel electric vehicle ", just do not launching description here.

The preceding reel cage connection structure 7 of reel cage before above-mentioned support frame 1 front end below is fixed with and connects, reel cage connection structure 7 comprises that two bendings are the pipe link 71 of U type before described, this pipe link 71 is separately fixed at down on the girder 2, between two pipe links 71, be fixed with connecting panel 142, connecting panel 142 is provided with steering column jacket 73 in the middle of being, the both sides of connecting panel 72 then are fixed with respectively and are the preceding reel cage adapter plate 74 of U type, on two U type sides of preceding reel cage adapter plate 74, have two mounting holes respectively, and mounting hole is relative in twos, it can correctly be installed reel cage before the independent suspension and be positioned on this preceding reel cage connection structure 7, and certainly preceding reel cage connection structure 7 also can adopt other structure;

Two above-mentioned following girders 2 respectively are fixed with a symmetrical preceding damping stay bearing plate 8.

Claims

1, a kind of electric walk instead vehicle carriage, it includes support frame (1), support frame (1) is to be assembled by two horizontal girders (2) and many vertical tie-beams (3), two horizontal girders (2) are provided with at interval, described vertical tie-beam (3) is arranged between two horizontal girders (2), vertically the two ends of tie-beam (3) are fixed together with horizontal girder (2) respectively, it is characterized in that described every horizontal girder (2) all is made up of last girder (21) and following girder (22), the rear end of following girder (22) upwards bends and formation lower support post (221), the front end of last girder (21) bends and formation upper support post (211) downwards, described lower support post (221) upper end is fixing with last girder (21), and upper support post (211) lower end is fixing with following girder (22).

2, electric walk instead vehicle carriage according to claim 1, it is characterized in that described support frame (1) vertical tie-beam (3) foremost is fixed with a front handlebar (31), vertical tie-beam (3) of support frame (1) rearmost end is fixed with back handle (32) and the back car draws hook (37).

3, electric walk instead vehicle carriage according to claim 1, it is characterized in that described two horizontal girders (2) but between be provided with the connecting panel (33) of supporting chair, the two ends of connecting panel (33) respectively and two last girders (21) that are positioned between lower support post (221) and the upper support post (211) be fixed together, and on connecting panel (33), be fixed with height of seat adjustment cover (4).

4, electric walk instead vehicle carriage according to claim 3, but the connecting panel (33) that it is characterized in that described supporting chair has two, it is a square tube, this two connecting panels (33) longitudinal interval setting, described height of seat adjustment cover (4) is positioned between two connecting panels (33), and the both sides of height of seat adjustment cover (4) are weldingly fixed on the inboard of connecting panel (33) respectively.

5, electric walk instead vehicle carriage according to claim 1, it is characterized in that described support frame (1) front end is fixed with direction post supporting component (5), described direction post supporting component includes two strut bars (51), strut bar (51) is vertically fixed on down the front end inboard of girder (22) respectively, is fixed with to connect baffle plate (52) between two strut bars (51) end.

6, electric walk instead vehicle carriage according to claim 5, it is characterized in that described support frame (1) foremost vertical tie-beam (3) and strut bar (51) between be provided with brace panel (53), one end of brace panel (53) is fixed on support frame vertical tie-beam (3) foremost, and the other end is fixed on the strut bar (51).

7, electric walk instead vehicle carriage according to claim 1 is characterized in that described support frame (1) midway location place is provided with the back reel cage connection structure (6) of a connection back reel cage; The preceding reel cage connection structure (7) of reel cage before support frame (1) front end below is fixed with and connects.

8, electric walk instead vehicle carriage according to claim 1 is characterized in that described girder (22) front end down respectively is fixed with a symmetrical preceding damping stay bearing plate (8).

9, electric walk instead vehicle carriage according to claim 7, it is characterized in that described preceding reel cage connection structure (7) comprises that two bendings are the pipe link of U type (71), this pipe link (71) is separately fixed at down on the girder (22), between two pipe links (71), be fixed with connecting panel (72), connecting panel (72) is provided with steering column jacket (73) in the middle of being, the both sides of connecting panel (72) then are fixed with respectively and are the preceding reel cage adapter plate (174) of U type, on two U type sides of preceding reel cage adapter plate (74), have two mounting holes respectively, and mounting hole is relative in twos.

10, electric walk instead vehicle carriage according to claim 7, vertical tie-beam (3) middle part that it is characterized in that described support frame (1) rearmost end is fixed with the fixedly square tube of golf frame (34) and two pipes (35), also is fixed with rear bumper stationary pipes (36).