CN219927881U - Frame and electric tricycle - Google Patents

Abstract

The utility model discloses a frame and an electric tricycle, wherein the frame comprises a chassis mechanism and a vehicle body mechanism, the chassis mechanism comprises a first connecting frame and a second connecting frame, the first connecting frame comprises a middle beam, a reinforcing beam, two first longitudinal beams and two first cross beams, the middle beam and the first longitudinal beams are arranged along a first direction, the reinforcing beam and the first cross beams are arranged along a second direction, the first cross beams are respectively connected with the two first longitudinal beams, the two first cross beams are respectively arranged at two ends of the first longitudinal beams, the reinforcing beam is connected with the two first longitudinal beams, the middle beam is connected with the first cross beams and the reinforcing beam, the second connecting frame is connected with the lower ends of the first longitudinal beams, and the second connecting frame is used for supporting a battery; the vehicle body mechanism comprises a third connecting frame which is arranged on the chassis mechanism. Through setting up first link and second link and connecting, can shorten the length of well roof beam, be convenient for reduce the mounting height of battery, promote the stability and the performance of vehicle.

Description

Frame and electric tricycle

Technical Field

The utility model relates to the technical field of electric vehicles, in particular to a vehicle frame and an electric tricycle.

Background

The electric tricycle is common transportation means, and current electric tricycle frame mainly comprises through steel structure, but current frame in order to guarantee to have sufficient intensity, the chassis middle part has run through a center sill usually for electric tricycle's battery can only be arranged in the frame top, has risen electric tricycle's focus, has reduced the stability of vehicle, and current electric tricycle carriage is mainly arranged on the frame in addition, and the arrangement space of the battery that reduces leads to the capacity reduction of battery, is unfavorable for promoting the performance of vehicle.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems in the related art to some extent. Therefore, the utility model provides the frame, which can improve the structural strength, reduce the installation height of the battery and improve the stability and performance of the vehicle.

The utility model also provides an electric tricycle with the frame.

According to a first aspect of the embodiment of the utility model, a vehicle frame is provided, and the vehicle frame comprises a chassis mechanism and a vehicle body mechanism, wherein the chassis mechanism comprises a first connecting frame and a second connecting frame, the first connecting frame comprises a middle beam, a reinforcing beam, two first longitudinal beams and two first transverse beams, the middle beam and the first longitudinal beams are arranged along a first direction, the reinforcing beam and the first transverse beams are arranged along a second direction, the first transverse beams are respectively connected with the two first longitudinal beams, the two first transverse beams are respectively arranged at two ends of the first longitudinal beams, the reinforcing beam is connected with the two first longitudinal beams, the middle beam is connected with the first transverse beams and the reinforcing beam, the second connecting frame is connected with the lower end of the first longitudinal beams, and the second connecting frame is used for supporting a battery; the vehicle body mechanism comprises a third connecting frame, and the third connecting frame is arranged on the chassis mechanism.

The frame provided by the embodiment of the utility model has at least the following beneficial effects: the chassis mechanism comprises a first connecting frame and a second connecting frame, the first longitudinal beams are arranged along the first direction, the first transverse beams are arranged along the second direction, the reinforcing beams are arranged between the two first longitudinal beams, the strength of the first connecting frame can be improved through the reinforcing beams, and the deformation of the frame is reduced. The second link is connected in the lower extreme of first longeron, can reduce chassis mechanism's distance from the ground through the second link to can improve first link's structural strength, make the well roof beam can connect at first crossbeam and stiffening beam, can shorten the length of well roof beam, conveniently arrange the battery on the second link, thereby can reduce the installation height of battery, reduce chassis mechanism's focus. The third link sets up on chassis mechanism for can conveniently fix the position of third link, and can conveniently arrange electric tricycle's carriage and battery, make the installation space that can increase the battery, promote the capacity of battery, make the performance that can promote the vehicle.

According to some embodiments of the utility model, the center sill connects the first cross member and the second link, and the reinforcement beam connects the first side member and the second link.

According to some embodiments of the utility model, the height of the center sill and the reinforcing sill is greater than the height of the first side sill in the vertical direction.

According to some embodiments of the utility model, the second connecting frame comprises two second cross beams and two second longitudinal beams, the second cross beams connect the two second longitudinal beams, the second cross beams are abutted with the first cross beams, and the second longitudinal beams are connected to the lower ends of the first longitudinal beams.

According to some embodiments of the utility model, the third connecting frame is provided with a plurality of first connecting columns and a plurality of second connecting columns, the first connecting columns and the second connecting columns are all arranged at the lower end of the third connecting frame, the plurality of first connecting columns are all connected to the upper end of the first connecting frame, the plurality of second connecting columns are all connected to the end parts of the first longitudinal beams, and the second connecting columns are abutted with the second connecting frame.

According to some embodiments of the utility model, the third connecting frame further comprises a plurality of reinforcing pipes, and two adjacent first connecting columns are connected with the reinforcing pipes.

According to some embodiments of the utility model, the third connecting frame is further provided with two third connecting columns, the two third connecting columns are located at two sides of the third connecting frame, the third connecting columns are provided with connecting blocks, and the connecting blocks are connected with the second connecting frame.

According to some embodiments of the utility model, the chassis mechanism further comprises a connecting pipe and a steering support, one end of the connecting pipe is connected to the middle beam in an inclined mode, and the other end of the connecting pipe is connected with the steering support.

According to some embodiments of the utility model, the connecting tube is provided with a connecting groove, and the center sill is arranged in the connecting groove.

According to a second aspect of the embodiment of the utility model, there is provided an electric tricycle comprising the frame of the first aspect of the embodiment of the utility model.

The electric tricycle provided by the embodiment of the utility model has at least the following beneficial effects: by arranging the frame of the first aspect of the embodiment of the utility model, the position of the battery can be conveniently arranged, the installation height of the battery can be reduced, the gravity center of the electric tricycle can be reduced, and therefore the stability and performance of the electric tricycle can be improved.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:

FIG. 1 is a schematic view of a frame according to an embodiment of the first aspect of the present utility model;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

FIG. 3 is a top view of a frame according to an embodiment of the first aspect of the utility model;

FIG. 4 is a front view of a frame of an embodiment of the first aspect of the utility model;

fig. 5 is a schematic view of a connection tube and a steering bracket according to an embodiment of the first aspect of the present utility model.

Reference numerals illustrate:

chassis mechanism 100, first link frame 110, center sill 111, reinforcement beam 112, first longitudinal beam 113, first cross beam 114, second link frame 120, second cross beam 121, second longitudinal beam 122, connection tube 130, connection groove 131, steering leg 140;

the vehicle body mechanism 200, the third link 210, the first link column 211, the second link column 212, the reinforcement pipe 213, the third link column 214, and the connection block 215.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, a number means one or more, a number means two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and above, below, within, etc. are understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.

As will be appreciated, referring to fig. 1 and 3, the frame according to the first aspect of the present utility model includes a chassis mechanism 100 and a body mechanism 200, the chassis mechanism 100 includes a first connection frame 110 and a second connection frame 120, the first connection frame 110 includes a center sill 111, a reinforcement beam 112, two first longitudinal beams 113 and two first cross beams 114, the center sill 111 and the first longitudinal beams 113 are arranged along a first direction, the reinforcement beam 112 and the first cross beams 114 are arranged along a second direction, the first cross beams 114 are respectively connected with the two first longitudinal beams 113, and the two first cross beams 114 are respectively arranged at two ends of the first longitudinal beams 113, the reinforcement beam 112 is connected with the two first longitudinal beams 113, the center sill 111 is connected with the first cross beams 114 and the reinforcement beam 112, the second connection frame 120 is connected with the lower end of the first longitudinal beams 113, and the second connection frame 120 is used for supporting a battery; the vehicle body mechanism 200 includes a third connecting frame 210, and the third connecting frame 210 is disposed on the chassis mechanism 100.

The chassis mechanism 100 includes a first connecting frame 110 and a second connecting frame 120, the first longitudinal beams 113 are arranged along a first direction, the first transverse beams 114 are arranged along a second direction, the reinforcing beams 112 are arranged between the two first longitudinal beams 113, and the structural rigidity of the first connecting frame 110 can be improved and the deformation of the frame can be reduced by arranging the reinforcing beams 112. The second link 120 is connected in the lower extreme of first longeron 113, can reduce the ground clearance of chassis mechanism 100 through the second link 120 to can improve the structural strength of first link 110, make middle beam 111 can connect at first crossbeam 114 and stiffening beam 112, can shorten the length of middle beam 111, need not middle beam 111 and runs through whole frame, conveniently arrange the battery on second link 120, thereby can reduce the installation height of battery, reduce the focus of chassis mechanism 100. The third link 210 sets up on chassis mechanism 100, makes the position that can conveniently fix third link 210 to can conveniently arrange electric tricycle's carriage and battery, make the installation space that can increase the battery, need not to reduce the capacity of battery, make the continuation of journey that can promote the vehicle, promote user's use experience.

A support plate (not shown in the drawings) may be provided at the lower end of the second connection frame 120 to support the battery, and the battery may be fixed to the second connection frame 120 by bolts so that the battery may be fixed to the second connection frame 120.

It should be noted that, the first connecting frame 110 and the second connecting frame 120 are connected by welding, so that the first connecting frame 110 and the second connecting frame 120 can be stably connected, the structural strength of the chassis mechanism 100 is improved, the deformation is reduced, and the stability of the frame is improved.

In addition, the first direction and the second direction are mutually perpendicular.

As can be appreciated, referring to fig. 1 and 2, the center sill 111 connects the first cross member 114 and the second link frame 120, and the reinforcement beam 112 connects the first side member 113 and the second link frame 120. Through setting up the intermediate beam 111 and connecting first crossbeam 114 and second link 120 to and stiffening beam 112 connects first longeron 113 and second link 120, makes the joint strength that can promote first crossbeam 114 and second link 120, and promotes the joint strength of first longeron 113 and second link 120, makes the connection stability that can improve first link 110 and second link 120, thereby can improve chassis mechanism 100's structural strength, promotes the stability of frame, is convenient for shorten the length of intermediate beam 111.

Specifically, referring to fig. 1 and 2, the height of both the center sill 111 and the reinforcement sill 112 is greater than the height of the first side sill 113. Through setting up the height that highly is greater than first longeron 113 of well roof beam 111 and stiffening beam 112, make the area of contact that can increase well roof beam 111 and first crossbeam 114, second link 120, increase stiffening beam 112 and first longeron 113, second link 120's area of contact, make can improve the joint strength of first link 110 and second link 120, improve the connection stability of first link 110 and second link 120, reduce the risk that first link 110 and second link 120 break away from.

As can be appreciated, referring to fig. 1 and 3, the second connecting frame 120 includes two second cross members 121 and two second longitudinal members 122, the second cross members 121 connect the two second longitudinal members 122, and the second cross members 121 abut against the first cross members 114, and the second longitudinal members 122 are connected to the lower ends of the first longitudinal members 113. Two second longerons 122 are arranged along first direction, and two second crossbeams 121 are arranged along the second direction, through setting up second longeron 122 and first longeron 113 butt, second crossbeam 121 and first crossbeam 114 butt make can increase the area of contact of first link 110 and second link 120 to can improve the structural strength of first link 110, promote the stability of first link 110, make can shorten the length of well roof beam 111, be convenient for the battery arrange, promote the stability of frame.

As can be appreciated, referring to fig. 1 and 4, the third connecting frame 210 is provided with a plurality of first connecting columns 211 and a plurality of second connecting columns 212, the first connecting columns 211 and the second connecting columns 212 are all disposed at the lower end of the third connecting frame 210, the plurality of first connecting columns 211 are all connected to the upper end of the first connecting frame 110, the plurality of second connecting columns 212 are all connected to the end portions of the first stringers 113, and the second connecting columns 212 are abutted with the second connecting frame 120. The first connection columns 211 are disposed at the lower end of the third connection frame 210 and connected with the upper end of the second connection frame 120, and the third connection frame 210 can be stabilized in the vertical direction by providing a plurality of first connection columns 211; the plurality of second connecting columns 212 are connected to the end portions of the first stringers 113 and abut against the second link frames 120, so that the third link frames 210 can be stabilized in the horizontal direction, and thus the positional stability of the third link frames 210 can be improved.

By providing the second connecting post 212 connected to the end of the first longitudinal beam 113 and abutting against the upper end of the second longitudinal beam 122, the contact area between the second connecting post 212 and the chassis mechanism 100 can be increased, the shake of the third connecting frame 210 in the first direction can be reduced, and the stability of the frame can be improved.

Specifically, referring to fig. 1, the third connecting frame 210 further includes a plurality of reinforcing pipes 213, and two adjacent first connecting columns 211 connect the reinforcing pipes 213. By providing the reinforcing pipes 213 on the adjacent two first connecting columns 211, the position stability of the first connecting columns 211 on the first connecting frame 110 can be improved, the deformation of the first connecting columns 211 can be reduced, the connection strength of the third connecting frame 210 can be improved, and the reliability of the frame can be improved.

Specifically, referring to fig. 1 and 3, the third connection frame 210 is further provided with two third connection posts 214, the two third connection posts 214 are located at both sides of the third connection frame 210, the third connection posts 214 are provided with connection blocks 215, and the connection blocks 215 are connected with the second connection frame 120. By arranging two third connecting posts 214 on two sides of the third connecting frame 210, the third connecting posts 214 can be connected to the second connecting frame 120 through the connecting blocks 215, so that the contact area between the third connecting frame 210 and the chassis mechanism 100 can be increased, the connection strength between the third connecting frame 210 and the chassis mechanism 100 can be improved, the shake of the third connecting frame 210 in the second direction is reduced, and the connection stability between the vehicle body mechanism 200 and the chassis mechanism 100 is improved.

It will be appreciated that referring to fig. 1 and 4, the chassis mechanism 100 further includes a connection pipe 130 and a steering leg 140, one end of the connection pipe 130 is connected to the center sill 111 in an inclined manner, and the other end of the connection pipe 130 is connected to the steering leg 140. The connecting pipe 130 is connected to the center sill 111 in an inclined manner, and the steering support 140 is disposed in the connecting pipe 130, so that the steering support 140 can be conveniently mounted on the chassis mechanism 100, the mounting of the components of the frame is facilitated, and the performance of the frame is improved.

The steering support 140 is used for mounting a steering handle of the electric tricycle, and the steering support 140 is provided to facilitate mounting of the steering handle.

Specifically, referring to fig. 1 and 5, the connection pipe 130 is provided with a connection groove 131, and the center sill 111 is disposed in the connection groove 131. By providing the connecting groove 131 in the connecting pipe 130 so that the center sill 111 can be inserted into the connecting groove 131, the contact area between the connecting pipe 130 and the center sill 111 can be increased, the connection strength between the connecting pipe 130 and the center sill 111 can be improved, and the positional stability of the connecting pipe 130 on the center sill 111 can be improved.

It can be appreciated that referring to fig. 1, an electric tricycle according to a second aspect of the present utility model includes a frame according to the first aspect of the present utility model, and has all the technical features of the frame according to the first aspect of the present utility model, so that the beneficial effects of all the above embodiments are also achieved, and are not repeated herein.

The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.

Claims (10)

1. The frame, its characterized in that includes:

the chassis mechanism comprises a first connecting frame and a second connecting frame, wherein the first connecting frame comprises a middle beam, a reinforcing beam, two first longitudinal beams and two first transverse beams, the middle beam and the first longitudinal beams are arranged along a first direction, the reinforcing beam and the first transverse beams are arranged along a second direction, the first transverse beams are respectively connected with the two first longitudinal beams, the two first transverse beams are respectively arranged at two ends of the first longitudinal beams, the reinforcing beam is connected with the two first longitudinal beams, the middle beam is connected with the first transverse beams and the reinforcing beams, the second connecting frame is connected to the lower end of the first longitudinal beams, and the second connecting frame is used for supporting a battery;

the vehicle body mechanism comprises a third connecting frame, and the third connecting frame is arranged on the chassis mechanism.

2. The frame of claim 1, wherein the center sill connects the first cross member and the second link, and wherein the reinforcement beam connects the first rail and the second link.

3. The frame of claim 2, wherein the height of the center sill and the reinforcement sill are each greater than the height of the first side sill in the vertical direction.

4. The frame of claim 1, wherein the second connecting frame includes two second cross members and two second side members, the second cross members connect the two second side members, and the second cross members abut the first cross members, and the second side members are connected to lower ends of the first side members.

5. The frame of claim 1, wherein the third connecting frame is provided with a plurality of first connecting posts and a plurality of second connecting posts, the first connecting posts and the second connecting posts are all disposed at a lower end of the third connecting frame, the plurality of first connecting posts are all connected to an upper end of the first connecting frame, the plurality of second connecting posts are all connected to an end portion of the first longitudinal beam, and the second connecting posts are abutted to the second connecting frame.

6. The frame of claim 5, wherein the third connecting frame further comprises a plurality of reinforcement tubes, and two adjacent first connecting posts connect the reinforcement tubes.

7. The frame of claim 5, wherein the third connecting frame is further provided with two third connecting posts, the two third connecting posts are located at two sides of the third connecting frame, the third connecting posts are provided with connecting blocks, and the connecting blocks are connected with the second connecting frame.

8. The frame of claim 1, wherein the chassis mechanism further comprises a connecting tube and a steering support tube, one end of the connecting tube is connected to the center sill in an inclined manner, and the other end of the connecting tube is connected to the steering support tube.

9. The frame of claim 8, wherein the connecting tube defines a connecting slot, and wherein the center sill is disposed in the connecting slot.

10. An electric tricycle comprising a frame according to any of claims 1 to 9.