CN221214395U

CN221214395U - Side beam structure and tricycle frame

Info

Publication number: CN221214395U
Application number: CN202323289563.0U
Authority: CN
Inventors: 任安生
Original assignee: Henan Province Shuangqiang Motorcycle Co ltd
Current assignee: Henan Province Shuangqiang Motorcycle Co ltd
Priority date: 2023-12-04
Filing date: 2023-12-04
Publication date: 2024-06-25
Anticipated expiration: 2033-12-04

Abstract

The utility model discloses a side beam structure and a tricycle frame, wherein the side beam comprises: the pipe body, a plurality of bar holes have all been seted up to the bottom of this both sides face of pipe, and the interval is equipped with a plurality of cuts on the pipe body terminal surface, and a plurality of cuts all link up the both sides of pipe body and downwardly extending to corresponding bar hole to make pipe body bottom be located the position in bar hole and form flexonics portion, pipe body split into a plurality of pipeline sections in a plurality of cuts department, buckle and welded fastening in the cut department between the adjacent pipeline section, and adjacent pipeline section bottom passes through flexonics portion connection. The side beam is provided with the corresponding strip-shaped holes and the cutting openings, so that the side beam can be bent into a preset shape at the cutting openings without being bent and pressed by a pipe bending machine, and can be manufactured by adopting a wire cutting and welding process, so that the side beam is simple to manufacture and the processing cost of the side beam is greatly reduced.

Description

Side beam structure and tricycle frame

Technical Field

The utility model relates to the technical field of tricycle frames, in particular to a side beam structure and a tricycle frame.

Background

Motor tricycles are widely used by people as a traditional transportation means with the advantages of carrying people and carrying goods, being convenient and fast to drive and the like. With the continuous development and maturity of motor vehicle technology, motor tricycles are widely used as a new transportation means.

The frame of motor tricycle generally contains side beams, such as CN209290584U, a front baffle in a flat tricycle frame, and CN205168740U, a front windshield frame in a tricycle frame, which are disclosed in Chinese patent. The side beam is a steel pipe with a curved structure, and is generally formed by bending and pressing the steel pipe by using a pipe bender, the steel pipe can be processed by the pipe bender with higher power due to higher hardness, and the high-power pipe bender has higher cost for processing the steel pipe, so that the production cost of the frame is increased.

Therefore, it is a need for a person skilled in the art to provide a side sill structure and a tricycle frame that are easy to manufacture and have low manufacturing costs.

Disclosure of utility model

In view of the above, the utility model provides a side beam structure and a tricycle frame which are low in processing cost and easy to process and manufacture.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

a side sill structure comprising: the pipe body, a plurality of bar holes have all been seted up to the bottom of this both sides face of pipe, the interval is equipped with a plurality of cuts on the pipe body top end face, and is a plurality of cut all link up the both sides of pipe body and downwardly extending to corresponding bar hole, so that pipe body bottom is located the position in bar hole forms flexible connection portion, the pipe body is a plurality of cut department is cut apart into a plurality of pipeline sections, adjacent between the pipeline section cut department is buckled and welded fastening, and adjacent pipeline section bottom is passed through flexible connection portion connects.

Compared with the prior art, the side beam structure provided by the utility model has the advantages that the side beam can be bent into a preset shape at the cutting opening by arranging the corresponding strip-shaped holes and the cutting opening, the side beam can be manufactured by adopting a wire cutting and welding process without bending by a pipe bender, the manufacturing is simple, and the manufacturing cost of the side beam is greatly reduced.

Further, each side is provided with two strip-shaped holes, two cutting openings are formed, the pipe body is divided into three pipe sections at the two cutting openings, the three pipe sections are respectively a transverse pipe section, a transition pipe section and a vertical pipe section, and the transverse pipe section, the transition pipe section and the vertical pipe section are bent, welded and fixed at the two cutting openings to form an L-shaped structure.

The beneficial effects of adopting above-mentioned technical scheme to produce are: under the condition that the pipe body can be bent into a required L shape, the number of cutting ports and strip-shaped holes to be processed is small, so that the processing and manufacturing efficiency of the pipe body can be improved.

Further, an included angle alpha between the transverse pipe section and the transition pipe section is 135-140 degrees, and an included angle beta between the transition pipe section and the vertical pipe section is 145-150 degrees.

Further, the pipe body is a square steel pipe.

The utility model provides a tricycle frame which comprises a frame body and two pipe bodies, wherein the two pipe bodies are symmetrically fixed on two sides of the frame body.

The beneficial effects of adopting above-mentioned technical scheme to produce are: the side beams are directly bent by adopting cutting and welding processes, so that the processing cost of the tricycle frame can be greatly reduced.

Further, the vehicle frame includes:

The two sides of the bottom plate frame are fixedly connected with one sides of the two transverse pipe sections respectively, and two foot pedals are fixed on the bottom plate frame at intervals;

The bottom end of the front supporting beam is fixedly connected with the position, located between the two pedals, on the top end face of the bottom plate frame, of the front supporting beam, and a front supporting beam is fixed between the two sides of the top of the front supporting beam and one side of the two vertical pipe sections respectively;

the two sides of the saddle box frame are respectively fixed on the two transverse pipe sections;

the front end of the hopper frame is fixed on the rear side face of the saddle box frame, and two ends of the rear part of the hopper frame are respectively fixed on the two transverse pipe sections.

The beneficial effects of adopting above-mentioned technical scheme to produce are: the car skeleton structure is firm, durable and attractive, and has strong weighing capacity.

Further, the utility model also comprises a T-shaped frame, two ends of a cross rod of the T-shaped frame are respectively and fixedly connected with two vertical pipe sections, and a vertical rod of the T-shaped frame is fixedly connected with the front side of the top end of the bottom plate frame.

The beneficial effects of adopting above-mentioned technical scheme to produce are: the stability between the two side beams is greatly improved.

Further, a plurality of mounting ear plates for mounting the front windshield panel are fixed on the front end sides of the two vertical pipe sections and the bottom plate frame.

The beneficial effects of adopting above-mentioned technical scheme to produce are: the front windshield panel of the tricycle is easy to install.

Further, bumpers are fixed on the outer side surfaces of the two vertical pipe sections.

The beneficial effects of adopting above-mentioned technical scheme to produce are: the crashworthiness of the frame is improved.

Further, the bumper is of a C-shaped structure.

The beneficial effects of adopting above-mentioned technical scheme to produce are: the overall aesthetic property of the frame is improved, and the bumper is firm and durable.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present utility model, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic view of a side member structure according to a first view of the present utility model.

Fig. 2 is an enlarged schematic view of the structure of the part a in fig. 1.

Fig. 3 is a schematic structural view of a side sill structure according to a second perspective of the present utility model.

Fig. 4 is an enlarged schematic view of the structure of the part B in fig. 3.

Fig. 5 is a schematic structural diagram of a tricycle frame according to a first view angle.

Fig. 6 is a schematic structural diagram of a tricycle frame according to a second view angle.

Fig. 7 is a schematic structural diagram of another embodiment of a tricycle frame according to the present utility model.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1 to 4, an embodiment of the present utility model discloses a side member structure including: the pipe body 1, a plurality of bar holes 101 have all been seted up to the bottom of pipe body 1 both sides face, the interval is equipped with a plurality of cuts 102 on the top end face of pipe body 1, a plurality of cuts 102 all link up the both sides of pipe body 1 and downwardly extending to corresponding bar hole 101, so that pipe body 1 bottom is located the position in bar hole 101 and forms flexible coupling 103, pipe body 1 punishment becomes a plurality of pipeline sections at a plurality of cuts 102 department, buckle and welded fastening in cutting 102 department between the adjacent pipeline section, and adjacent pipeline section bottom passes through flexible coupling 103 and connects.

In this embodiment, the number of the strip-shaped holes 101 on each side is two, the number of the cutting openings 102 is two, the pipe body 1 is divided into three pipe sections at the two cutting openings 102, the three pipe sections are respectively a transverse pipe section 11, a transition pipe section 12 and a vertical pipe section 13, and the transverse pipe section 11, the transition pipe section 12 and the vertical pipe section 13 are bent, welded and fixed at the two cutting openings 102 to form an L-shaped structure.

The angle α between the transverse pipe section 11 and the transition pipe section 12 is 135-140 °, preferably 138 °, and the angle β between the transition pipe section 12 and the vertical pipe section 13 is 145-150 °, preferably 148 °.

In the above embodiment, the pipe body 1 is a square steel pipe material, which is convenient to obtain materials and easy to cut, weld, process and manufacture.

As shown in fig. 5 to 6, based on the above-mentioned embodiments of the side members, the present utility model provides a tricycle frame which can be used on a motorcycle or an electric tricycle, and which includes a frame 2 and two tube bodies 1 in the above-mentioned embodiments, wherein the two tube bodies 1 are symmetrically fixed on both sides of the frame 2.

Wherein, car skeleton 2 adopts steel welding to form, and it includes:

the two sides of the bottom plate frame 21 are fixedly connected with one sides of the two transverse pipe sections 11 respectively by welding, and two pedals 22 are fixedly welded on the bottom plate frame 21 at intervals;

The bottom end of the front supporting beam 23 is fixedly connected with the position, located between the two pedals 22, on the top end face of the bottom plate frame 21, of the front supporting beam 23, and a front supporting beam 24 is fixedly welded between the two sides of the top of the front supporting beam 23 and one side of the two vertical pipe sections 13 respectively;

the saddle box frame 25, two sides of the saddle box frame 25 are welded and fixed on the two transverse pipe sections 11 respectively;

The front end of the hopper frame 26 is welded and fixed on the rear side surface of the saddle box frame 25, and the two ends of the rear part of the hopper frame 26 are welded and fixed on the two transverse pipe sections 11 respectively.

The tricycle frame also comprises a T-shaped frame 27, two ends of a cross rod of the T-shaped frame 27 are fixedly connected with the two vertical pipe sections 13 in a welding mode, and a vertical rod of the T-shaped frame 27 is fixedly connected with the front side of the top end of the bottom plate frame 21 in a welding mode.

The front end sides of the two vertical pipe sections 13 and the bottom plate frame 21 are welded and fixed with a plurality of mounting lugs 28 for mounting the front windshield panel, so that the front windshield panel can be directly and fixedly mounted on the plurality of mounting lugs 28 through bolts, and the dismounting efficiency of the front windshield panel is greatly improved.

The outer side surfaces of the two vertical pipe sections 13 are welded and fixed with bumpers 3, and the bumpers 3 can be of C-shaped structures.

Referring to fig. 7, in another embodiment of the tricycle frame, a modeling structure 251, such as a groove-shaped or protrusion-shaped modeling structure, is provided on the outer surface of the seat frame 25, so that the three-dimensional and aesthetic sense of the seat frame 25 can be enhanced.

The support beams 29 are symmetrically welded between the two lateral pipe sections 11 and the hopper frame 26, so that the structural strength of both can be improved, and the support beams 29 may be provided in one or a plurality of the support beams at intervals.

Of course, the pedals 30 may be welded to the front of the hopper frame 26 to facilitate the user to get on and off.

The side beam can be bent into a preset shape at the cutting opening by arranging the corresponding strip-shaped holes and the cutting opening, the side beam is not required to be bent and pressed by a pipe bender, and can be manufactured by adopting a wire cutting and welding process, so that the side beam is simple to manufacture, and the processing cost of the side beam and the processing cost of the tricycle frame are greatly reduced. In addition, the structure of the traditional triangular beam is eliminated, so that the frame is more attractive.

In the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other. For the device disclosed in the embodiment, since it corresponds to the method disclosed in the embodiment, the description is relatively simple, and the relevant points refer to the description of the method section.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A side sill structure comprising: the pipe body (1), a plurality of bar holes (101) have all been seted up to the bottom of pipe body (1) both sides face, the interval is equipped with a plurality of cutting ports (102) on pipe body (1) top end face, and is a plurality of cutting ports (102) all link up the both sides of pipe body (1) and downwardly extending to corresponding bar hole (101), so that pipe body (1) bottom is located the position in bar hole (101) forms flexonics portion (103), pipe body (1) punishment do not become a plurality of pipe sections at a plurality of cutting ports (102), adjacent between the pipe section are in cutting port (102) department is buckled and welded fastening, and adjacent pipe section bottom is passed through flexonics portion (103) are connected.

2. A side beam structure according to claim 1, wherein the number of the strip-shaped holes (101) is two at each side, the number of the cutting openings (102) is two, the pipe body (1) is divided into three pipe sections at the two cutting openings (102), which are respectively a transverse pipe section (11), a transition pipe section (12) and a vertical pipe section (13), and the transverse pipe section (11), the transition pipe section (12) and the vertical pipe section (13) are bent, welded and fixed at the two cutting openings (102) to form an L-shaped structure.

3. A side sill structure according to claim 2, characterized in that the angle α between the transverse tube section (11) and the transition tube section (12) is 135-140 ° and the angle β between the transition tube section (12) and the vertical tube section (13) is 145-150 °.

4. A side sill structure according to any of claims 1-3, characterized in that the tube body (1) is a square steel tube.

5. A tricycle frame, characterized by comprising a frame (2) and the tube body (1) according to any one of claims 1-4, wherein the number of the tube bodies (1) is two, and the tube bodies are symmetrically fixed on two sides of the frame (2).

6. A tricycle frame according to claim 5, characterised in that the frame (2) comprises:

The two sides of the bottom plate frame (21) are fixedly connected with one sides of the two transverse pipe sections (11) respectively, and two foot pedals (22) are fixed on the bottom plate frame (21) at intervals;

the bottom end of the front supporting beam (23) is fixedly connected with the position, located between the two pedals (22), on the top end face of the bottom plate frame (21), of the front supporting beam (23), and a front supporting beam (24) is fixed between the two sides of the top of the front supporting beam (23) and one side of the two vertical pipe sections (13) respectively;

A seat box frame (25), wherein two sides of the seat box frame (25) are respectively fixed on the two transverse pipe sections (11);

The hopper frame (26), the front end of hopper frame (26) is fixed on the trailing flank of saddle box frame (25), the rear portion both ends of hopper frame (26) are fixed respectively on two horizontal pipeline section (11).

7. The tricycle frame according to claim 6, further comprising a T-shaped frame (27), wherein two ends of a cross bar of the T-shaped frame (27) are fixedly connected with two vertical tube sections (13), respectively, and a vertical bar of the T-shaped frame (27) is fixedly connected with a front side of a top end of the bottom plate frame (21).

8. A tricycle frame according to claim 6, characterised in that the front end sides of both the vertical tube sections (13) and the floor frame (21) are each fixed with a plurality of mounting lugs (28) for mounting a front windscreen.

9. A tricycle frame according to any of claims 5-8, characterised in that a bumper (3) is fixed to the outer side of both of the vertical tube sections (13).

10. A tricycle frame according to claim 9, characterised in that the bumper (3) is of C-shaped configuration.