CN201205941Y

CN201205941Y - Connecting structure of motorcycle rear goods shelf and car-frame

Info

Publication number: CN201205941Y
Application number: CNU2008200982166U
Authority: CN
Inventors: 曾候君; 吴宗美
Original assignee: Lifan Industry Group Co Ltd
Current assignee: Lifan Technology Group Co Ltd
Priority date: 2008-05-05
Filing date: 2008-05-05
Publication date: 2009-03-11
Anticipated expiration: 2018-05-05

Abstract

The utility model provides a structure for connecting a rear guard frame with a framework for a motor bike. The structure comprises a rear shelf (1) and a framework (2), and the framework (2) is connected with the left side and the right side of the front end of the rear guard frame through bolts (4). The utility model is characterized in that a rear guard frame bracket (3) is horizontally fixed on a tail light bearing (2a) arranged at the middle part of the tail end of the framework (2) through bolts (5); a steel stamping part is taken as the rear guard frame bracket (3), and the middle part of the steel stamping part is compressed to form a flat plate; and internal threads are formed on the surface of the inner holes of two ends of the rear guard frame bracket (3), and the rear guard frame bracket is connected with lugs (1a) formed on the left side and the right side of the middle part of the rear guard frame (1) through bolts (6). According to the utility model, the left back panel and the right back panel below the motor bike seat cushion are easy to assemble, thereby improving the assembly efficiency; and the rear guard frame can be easily repaired or changed without dismantling the left back panel and the right back panel.

Description

The connection structure of shelf and vehicle frame behind the motor bike

Technical field

The utility model belongs to technical field of motorcycles, specifically, relates to the connection structure of shelf and vehicle frame behind a kind of motor bike.

Background technology

At present, back shelf are extensive use of on bent-beam motorcycle, existing back shelf are generally by journal stirrup be bolted to the vehicle frame rear portion, as shown in Figure 1, on the lead arm 1c ' of shelf 1 both sides, back, be respectively equipped with front journal 10, back journal stirrup 11, front journal 10 and back journal stirrup 11 are roughly perpendicular and stretch to both sides, vehicle frame 2 rear portion with lead arm 1c ', fixing by bolt 4 with vehicle frame 2, adopt the connection structure of shelf and vehicle frame behind this kind, when assembling, the back shelf must be installed earlier, cover panel is installed again, when after after shelf are in place, can be narrow and small for the space that cover panel is installed, this just causes cover panel assembling difficulty, efficiency of assembling is low, and cover panel also is scratched easily, influences presentation quality.In addition, in the use afterwards, motor bike must could repair or replace the back shelf earlier with the cover panel dismounting if need repairing or change the back shelf, causes back shelf maintenance, changes inconvenience.

The utility model content

It is a kind of easy to assembly that technical problem to be solved in the utility model is to provide, for ease of maintenaince, the connection structure of shelf and vehicle frame behind the motor bike changed.

The technical solution of the utility model is as follows: the connection structure of shelf and vehicle frame behind a kind of motor bike, comprise back shelf and vehicle frame, the left and right sides of back shelf front end connects to ground by bolt, on described vehicle frame tail end taillight bearing placed in the middle, back shelf support is arranged by the bolt crosswise fixed, back shelf support is the steel pipe blanked part that is recessed into flat under the middle part, this shelf support two ends, back endoporus is provided with negative thread, and is connected by the journal stirrup of bolt with shelf middle part, described back left and right sides.

The utility model increases back shelf support by the taillight bearing end face at vehicle frame, make the installation site of back shelf and vehicle frame that variation take place, because the two ends screw of back shelf support is positioned at the back upper place of cover panel, thereby will be originally by the downward fitting-up bolt of back journal stirrup, change at the horizontal hold-down bolt in the both sides of vehicle frame afterbody, move behind the back installation site with the back shelf, and be positioned at outside the cover panel, avoided the obstruction of cover panel, owing to move behind the attachment point of back, move after preceding attachment point is also corresponding, journal stirrup is installed can be promptly left from cover panel, insert in the breach that right back coaming plate rear portion upper limb just has originally, connect to ground by bolt then, like this, the installation of back shelf just can be carried out after cover panel installs, and sequence of erection changes, and promptly earlier cover panel is fixed on the vehicle frame, and then shelf after installing, thereby cover panel is installed easily, easily, also easy accessibility of shelf then can keep in repair the back shelf under the situation of remove cover not, change.

The person in charge of described back shelf is " U " shape, the downward bending of this person in charge's leading portion, form two bending sections of symmetry, support before on the front side surface of the top of two bending sections, being arranged with the tubulose that stretches out forward, the front portion of the supporting plane of symmetry direction bending of shelf backward respectively before two, and the end is flat head, and this flat head connects to ground by bolt.Before the front curvature of supporting, and form the journal stirrup of flat head in the end, to replace lead arm and the front journal on the former shelf, make the structure of shelf obtain simplifying.

In the person in charge of described back shelf bottom surface near the bending section place, be extended with the journal stirrup that parallels with the back shelf plane of symmetry downwards, on journal stirrup, be provided with waist shape mounting hole, this mounting hole is perpendicular at the line of centers of the line of centers of length direction and journal stirrup.Journal stirrup is used for reclining mutually with the end face at shelf support two ends, back; When after the front end of shelf and vehicle frame fixing after, the be more convenient for journal stirrup of back shelf of waist shape mounting hole is connected with the screw of back shelf support.

Flat middle part at described back shelf support has the arc groove of stepping down, the notch of this arc groove backward, arc groove can be avoided back shelf support and the interference of taillight lamp socket.

Insert in the tail end pipe of back footrest step the bending section end of described back shelf, and by bolt, the front end sleeve of described back footrest step with the fixing bottom fork axis of vehicle frame on, and fix by nut.The utility model can link to each other with the back footrest step, forms big shelf, thereby makes the car load profile more attractive in appearance, and then the load-carrying capacity of shelf also is improved.

The beneficial effects of the utility model are: because the installation of back shelf is to carry out after cover panel installs, thereby the cover panel assembling is easy, efficiency of assembling is high; The maintenance of shelf, replacing then do not need remove cover yet, and shelf are more simple, convenient after maintenance, the replacing.

Description of drawings

Fig. 1 improves preceding structural representation for the utility model.

Fig. 2 is a structural representation of the present utility model.

Fig. 3 is the birds-eye view of Fig. 2.

Fig. 4 is the left view of Fig. 2.

Fig. 5 is installed in into scheme drawing on the car for the utility model.

Fig. 6 is the birds-eye view of Fig. 5.

The specific embodiment

The utility model is described in further detail below in conjunction with drawings and Examples:

Extremely shown in Figure 4 as Fig. 2, the utility model mainly is made up of back shelf 1, vehicle frame 2 and back shelf support 3, wherein the person in charge of back shelf 1 is " U " shape, the downward bending of this person in charge's leading portion, form two bending section 1b of symmetry, support 1c before on the top front side surface of two bending section 1b, being arranged with the tubulose that stretches out forward, the front portion plane of symmetry direction bending of shelf 1 backward respectively of supporting 1c before two, and the end forms flat head, on this flat head, be provided with mounting hole, and be connected with vehicle frame 2 after passing this mounting hole by bolt 4.The taillight bearing 2a end face placed in the middle at vehicle frame 2 tail ends passes through two bolts 5, crosswise fixed has back shelf support 3, back shelf support 3 is symmetrical steel pipe blanked part, wherein the subordinate is recessed and form flat in the bottom of this concave part, have the arc groove 3a of the taillight lamp socket of stepping down on this flat near rear one side, the notch of this arc groove 3a backward.Two ends endoporus at back shelf support 3 is provided with negative thread, and passing behind the set journal stirrup 1a of back shelf 1 middle part left and right sides therewith by bolt 6, tapped bore is connected.Journal stirrup 1a is located at back shelf 1 and is responsible for the basal surface position of going up near bending section 1b, journal stirrup 1a extends downwards and parallels with back shelf 1 plane of symmetry, mounting hole on the journal stirrup 1a is a waist shaped hole, this mounting hole is perpendicular at the line of centers of the line of centers of length direction and journal stirrup 1a, when after the front end of shelf 1 and vehicle frame 2 fixing after, the be more convenient for journal stirrup 1a of back shelf 1 of waist shape mounting hole is connected with the two ends screw of back shelf support 3.

As Fig. 5, shown in Figure 6, the bending section 1b end of back shelf 1 can be inserted in the tail end pipe of back footrest step 7 and pass through bolt, the front end sleeve of back footrest step 7 with the fixing bottom fork axis 8 of vehicle frame on and fix by nut, thereby back shelf 1 are linked to each other with back footrest step 7, form big shelf, make the car load profile more attractive in appearance, the load-carrying capacity of back shelf 1 also is improved.

The utility model is to install like this: during assembling, earlier on vehicle frame 2 with bolt 4 fixing back shelf supports 3, left and right rear end panel 12 then is installed, and then will back shelf 1 and vehicle frame 2, back shelf support 3 bolt.Because the rear portion upper limb of left and right rear end panel 12 is provided with breach 12a (as shown in Figure 5), then stretch out from the two ends of seat cushion locking closure 9 at the two ends of shelf support 3, and the preceding supporting 1c of back shelf support 3 and journal stirrup 1a can install and remove with vehicle frame 2 and back shelf support 3 easily.

Claims

1, the connection structure of shelf and vehicle frame behind a kind of motor bike, comprise back shelf (1) and vehicle frame (2), the left and right sides of back shelf (1) front end is connected with vehicle frame (2) by bolt (4), it is characterized in that: going up at described vehicle frame (2) tail end taillight bearing (2a) placed in the middle has back shelf support (3) by bolt (5) crosswise fixed, back shelf support (3) is for being recessed into the steel pipe blanked part of flat under the middle part, this back shelf support (3) two ends endoporus is provided with negative thread, and is connected by the journal stirrup (1a) of bolt (6) with described back shelf (1) middle part left and right sides.

2, the connection structure of shelf and vehicle frame behind the motor bike according to claim 1, it is characterized in that: the person in charge of described back shelf (1) is " U " shape, the downward bending of this person in charge's leading portion, form two bending sections (1b) of symmetry, supporting (1c) before on the top front side surface of two bending sections (1b), being arranged with the tubulose that stretches out forward, the plane of symmetry direction bending of shelf (1) backward respectively of the front portion of these two preceding supportings (1c), and the end is flat head, and this flat head is connected with vehicle frame (2) by bolt (4).

3, the connection structure of shelf and vehicle frame behind the motor bike according to claim 2, it is characterized in that: in the bottom surface that the close bending section (1b) of the person in charge of described back shelf (1) is located, be extended with the journal stirrup (1a) that parallels with back shelf (1) plane of symmetry downwards, be provided with waist shape mounting hole on journal stirrup (1a), this mounting hole is perpendicular at the line of centers of the line of centers of length direction and journal stirrup (1a).

4, the connection structure of shelf and vehicle frame behind the motor bike according to claim 1 is characterized in that: the flat middle part at described back shelf supports (3) has the arc groove (3a) of stepping down, and the notch of this arc groove (3a) backward.

5, the connection structure of shelf and vehicle frame behind the motor bike according to claim 2, it is characterized in that: insert in the tail end pipe of back footrest step (7) bending section (1b) end of described back shelf (1), and pass through bolt, the front end sleeve of described back footrest step (7) with the fixing bottom fork axis (8) of vehicle frame on, and fix by nut.