CN219428297U - Rear bottom fork structure and electric vehicle - Google Patents

Abstract

The application provides a rear bottom fork structure and electric motor car relates to the electric motor car field. The rear bottom fork structure comprises a left bottom fork structure, a right bottom fork structure and a bottom fork bridge pipe, wherein the left bottom fork structure and the right bottom fork structure are connected to two ends of the bottom fork bridge pipe; the left bottom fork structure and the right bottom fork structure are integrated into one piece. The rear bottom fork structure obtained through the design can simplify the production processing technology through structural optimization, improves the production efficiency of the rear bottom fork structure, and reduces the production cost.

Description

Rear bottom fork structure and electric vehicle

Technical Field

The application relates to the field of electric vehicles, in particular to a rear bottom fork structure and an electric vehicle.

Background

In recent years, the market of electric vehicles in China has a rapid growth trend, and meanwhile, the ideas of green environmental protection, economy, practicability and the like are penetrated through the ideas of people going out. Electric vehicles have become an indispensable choice for people to travel in short distances. Among a plurality of parts of the electric vehicle, the rear bottom fork plays a role of connecting the rear wheel, and has important significance for running and safety of the electric vehicle.

The existing electric vehicle rear bottom fork is formed by welding a plurality of parts such as a bottom fork tube, fork hook pieces and the like, the parts are more in number and different in specification, and adverse effects such as low production efficiency, high production process cost, complex processing structure and the like are easily caused in the welding and processing processes. Therefore, there is a need for a rear bottom fork structure that can improve the production efficiency and reduce the production cost.

Disclosure of Invention

The application provides a rear bottom fork structure and electric motor car, aims at solving and proposes because current electric motor car rear bottom fork needs to weld numerous parts among the prior art to lead to welding and processing in-process production efficiency low, higher problem of manufacturing cost.

Embodiments of the present application are implemented as follows:

in one aspect of the embodiments of the present application, a rear bottom fork structure is provided, including a left bottom fork structure, a right bottom fork structure, and a bottom fork bridge pipe, where the left bottom fork structure and the right bottom fork structure are connected to opposite ends of the bottom fork bridge pipe; the left bottom fork structure and the right bottom fork structure are integrated into one piece.

Optionally, the left bottom fork structure comprises a left Ping Chaguan, one end of the bottom fork bridge pipe is fixedly connected with the left bottom fork pipe, and one end of the left bottom fork pipe far away from the bottom fork bridge pipe is connected with a left fork hook.

Optionally, fixedly connected with left foot rest on the left flat fork pipe, left foot rest set up in the one end that left flat fork pipe is close to left fork and collude, and left foot rest is located a 5 sides that left flat fork pipe deviates from the flat fork bridge pipe.

Optionally, the left flat fork pipe is fixedly connected with a left guard plate, and the left guard plate is arranged at one end of the left flat fork pipe far away from the left fork hook and is positioned at one side of the left flat fork pipe far away from the flat fork bridge pipe.

Optionally, a left mud plate is further arranged on the left flat fork tube and fixedly connected to the joint of the 0 Zuo Ping fork tube and the flat fork bridge tube.

Optionally, the right bottom fork structure includes right bottom fork pipe, and the one end that left bottom fork pipe was kept away from to the bottom fork bridge pipe is connected with right bottom fork pipe fixed connection, and the one end that right bottom fork structure kept away from the bottom fork bridge pipe is connected with right fork and colludes.

Optionally, fixedly connected with right foot rest on the right flat fork pipe, right foot rest set up in the one end that the 5 pipes of right flat fork are close to right fork and collude, and right foot rest is located the one side that left flat fork pipe deviates from the flat fork bridge pipe.

Optionally, a right guard plate is further fixed on the right flat fork tube, and the right guard plate is arranged at one end of the right flat fork tube close to the right fork hook and is positioned at one side of the right flat fork tube close to the flat fork bridge tube.

Optionally, a right mud plate is further arranged on the right flat fork tube, and the right mud plate is fixedly connected to the joint of the 0 right flat fork tube and the flat fork bridge tube.

In another aspect of the embodiments of the present application, an electric vehicle is provided, including a rear bottom fork structure of any one of the above.

The beneficial effects of the embodiment of the application include: the rear bottom fork structure comprises a left bottom fork structure, a right bottom fork structure and a bottom fork bridge pipe, wherein the left bottom fork structure and the right bottom fork structure are connected to the opposite ends of the bottom fork bridge pipe, so that the left bottom fork structure, the right bottom fork structure and the bottom fork bridge pipe are connected into an integrated structure, and the connection stability of the rear bottom fork structure is improved; the left bottom fork structure and the right bottom fork structure are integrated into one piece, the welding procedure of parts is cancelled, and the left bottom fork structure and the right bottom fork structure are respectively of an integrated structure with multiple functions, so that the production efficiency is improved, and meanwhile, the production cost of products is reduced. The rear bottom fork structure obtained through the design can simplify the production processing technology through structural optimization, improves the production efficiency of the rear bottom fork structure, and reduces the production cost.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered limiting the scope, and that other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of a rear bottom fork structure according to an embodiment of the present disclosure;

fig. 2 is a second schematic structural diagram of a rear bottom fork structure according to an embodiment of the present disclosure.

Icon: 100-rear bottom fork structure; 110-left bottom fork structure; 111-left Ping Chaguan; 112-left fork; 113-left leg rest; 114-left guard plate piece; 115-left mud sheet; 120-right bottom fork structure; 121-right flat fork tube; 122-right fork; 123-right leg rest; 124-right guard plate; 125-right mud sheet; 130-bottom fork bridge tube.

Detailed Description

For the purposes of making the objects, technical solutions and advantages of the embodiments of the present application more clear, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application, and it is apparent that the described embodiments are some, but not all, embodiments of the present application. The components of the embodiments of the present application, which are generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

In the description of the present application, it should be understood that terms indicating orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are merely for convenience in describing the present utility model and simplifying the description, rather than indicating or implying that the apparatus or elements being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present utility model.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

In this application, unless specifically stated and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Referring to fig. 1 and 2, in one aspect of the embodiments of the present application, a rear bottom fork structure 100 is provided, which includes a left bottom fork structure 110, a right bottom fork structure 120 and a bottom fork bridge tube 130, wherein the left bottom fork structure 110 and the right bottom fork structure 120 are connected to two ends of the bottom fork bridge tube 130; the left and right bottom fork structures 110 and 120 are all integrally formed structures.

Specifically, the rear bottom fork structure 100 includes three parts, namely a left bottom fork structure 110, a right bottom fork structure 120 and a bottom fork bridge tube 130, wherein the left bottom fork structure 110 and the right bottom fork structure 120 are respectively welded at the left end and the right end of the bottom fork bridge tube 130, so that the three parts are connected into an integral structure; the left bottom fork structure 110 and the right bottom fork structure 120 are oppositely arranged, so that the whole rear bottom fork structure 100 is bilaterally symmetrical; the left bottom fork structure 110 and the right bottom fork structure 120 each comprise a plurality of accessories, and the plurality of accessories are integrally formed by stamping, so that the left bottom fork structure 110 and the right bottom fork structure 120 are respectively an integral structure with multiple functions.

In the first embodiment of the present application, the left bottom fork structure 110 and the right bottom fork structure 120 respectively integrate five parts, i.e., a guard plate piece, a mud plate piece, a flat fork tube, a foot rest, and a fork hook. In the prior art, these parts are often welded together to form a whole; because the rear fork structure 100 has a complex structure, the conventional welding process is easy to reduce the production efficiency and increase the production cost; the improved left bottom fork structure 110 and right bottom fork structure 120 are formed by stamping the parts into a whole, so that the welding process is omitted, the production efficiency can be improved, and the production cost of products is reduced.

Second, in the embodiment of the present application, the left bottom fork structure 110 and the right bottom fork structure 120 are connected to the left and right ends of the bottom fork bridge tube 130 by welding; the welding bead is reduced in the welding process, and the welding beads of the left bottom fork structure 110 and the right bottom fork structure 120 in the prior art are optimized and reduced, so that the production efficiency is improved.

The rear bottom fork structure 100 provided by the embodiment of the application comprises a left bottom fork structure 110, a right bottom fork structure 120 and a bottom fork bridge pipe 130, wherein the left bottom fork structure 110 and the right bottom fork structure 120 are connected to the opposite ends of the bottom fork bridge pipe 130, so that the three structures are connected into an integrated structure, and the connection stability of the rear bottom fork structure 100 is improved; the left bottom fork structure 110 and the right bottom fork structure 120 are all integrally formed, so that the welding procedure of parts is eliminated, and the left bottom fork structure 110 and the right bottom fork structure 120 are respectively of an integral structure with multiple functions, thereby improving the production efficiency and simultaneously reducing the production cost of products. The rear bottom fork structure 100 obtained through the design can simplify the production processing technology through structural optimization, improve the production efficiency of the rear bottom fork structure 100 and reduce the production cost.

In one implementation of the present application, as shown in fig. 1, the left bottom fork structure 110 includes a left bottom fork Ping Chaguan, one end of the bottom fork bridge tube 130 is fixedly connected to the left bottom fork tube 111, and one end of the left Ping Chaguan remote from the bottom fork bridge tube 130 is connected to a left fork hook 112.

Specifically, the left bottom fork structure 110 includes a left bottom fork tube 111, where the left bottom fork tube 111 has two ends, one of the ends is pressed into a sheet shape, and the sheet structure is provided with a connecting hole for penetrating a fixing piece to fixedly connect the left bottom fork structure 110 with the frame; the other end of the left bottom fork tube 111 is provided with a left fork hook 112 for arranging parts such as a rear wheel, a motor and the like; the left fork hook 112 is also provided with a connecting hole for penetrating the fixing piece to be fixedly connected with other parts of the electric vehicle. The left flat fork tube 111 is welded to one end of the flat fork bridge tube 130 at a position close to the sheet-like structure.

By the arrangement of the sheet structure, the left bottom fork tube 111 can be connected with other parts of the electric vehicle into a whole while playing a supporting role, so that the connection stability of the electric vehicle and the rear bottom fork structure 100 is improved; the left fork hook 112 is convenient for arranging parts such as a rear wheel, a motor and the like, and further improves the connection stability of the electric vehicle; the left bottom fork tube 111 and the left fork hook 112 are integrally formed, so that the production efficiency can be improved, and the production cost can be reduced.

In one implementation of the present application, as shown in fig. 1, a left foot rest 113 is fixedly connected to the left flat fork tube 111, the left foot rest 113 is disposed at one end of the left flat fork tube 111 near the left fork hook 112, and the left foot rest 113 is located at one side of the left flat fork tube 111 facing away from the flat fork bridge tube 130.

Specifically, a left foot rest 113 is fixedly connected to the left bottom fork tube 111, the left foot rest 113 is disposed on one side of the left bottom fork tube 111 facing outwards, and the left foot rest 113 is close to one end of the left bottom fork tube 111 where the left fork hook 112 is disposed; the left leg rest 113 is provided with a stress groove for making the force applied to the left leg rest 113 more uniform.

By the arrangement of the left foot rest 113, the rider can conveniently place feet; the stress grooves are formed in the left foot rest 113, so that the force applied to the left foot rest 113 can be more uniform and dispersed, and the stability of the left foot rest 113 is improved; the left foot rest 113 and the left bottom fork are integrally formed through stamping, so that the connection stability of the left foot rest 113 is further improved, the production efficiency can be improved, and the production cost is reduced.

For example, as shown in fig. 1, a left guard plate 114 is fixedly connected to the left flat fork tube 111, and the left guard plate 114 is disposed at one end of the left flat fork tube 111 away from the left fork hook 112 and is located at one side of the left flat fork tube 111 away from the flat fork bridge tube 130.

Specifically, the left bottom fork tube 111 is further provided with a left guard plate 114, and the left guard plate 114 and the left bottom fork tube 111 are integrally formed by stamping; the left guard plate 114 is disposed at one end of the left bottom fork tube 111 away from the left fork hook 112 and close to the bottom fork bridge tube 130, and the left guard plate 114 is disposed at one side of the left bottom fork tube 111.

Through the setting of left backplate piece 114, can play certain supporting role to setting up in parts such as the outside casing of back bottom fork structure 100, avoid leading to the outside spare part of back bottom fork structure 100 to become flexible at the in-process that the electric motor car was gone, improved the connection stability of back bottom fork structure 100. Meanwhile, the left guard plate 114 and the left bottom fork tube 111 are integrally formed through stamping, so that the connection stability of the left guard plate 114 is further improved, the production efficiency can be improved, and the production cost is reduced.

For example, as shown in fig. 1, a left mud plate 115 is further disposed on the left bottom fork tube 111, and the left mud plate 115 is fixedly connected to the connection portion between the left bottom fork tube 111 and the bottom fork bridge tube 130.

Specifically, the left bottom fork tube 111 and the left mud plate 115 are integrally formed by stamping, and the left mud plate 115 is fixedly connected to the connection part of the left bottom fork tube 111 and the bottom fork bridge tube 130. Through the integrated molding of the left mud plate 115 and the left bottom fork tube 111 through the punching, the connection stability of the left mud plate 115 is further improved, and meanwhile, the production efficiency can be improved, and the production cost is reduced.

As illustrated in fig. 2, the right bottom fork structure 120 includes a right bottom fork tube 121, an end of the bottom fork bridge tube 130 away from the left bottom fork tube 111 is fixedly connected with the right bottom fork tube 121, and an end of the right bottom fork structure 120 away from the bottom fork bridge tube 130 is connected with a right fork hook 122.

Specifically, the right bottom fork structure 120 includes a right bottom fork tube 121, where the right bottom fork tube 121 also has two ends, one of the two ends is pressed into a sheet shape, and the sheet structure is provided with a connecting hole for penetrating a fixing piece to fixedly connect the right bottom fork structure 120 with the frame; the other end of the right flat fork tube 121 is provided with a right fork 122 for arranging parts such as a rear wheel, a motor and the like; the right fork 122 is also provided with a connecting hole for penetrating the fixing piece to be fixedly connected with other parts of the electric vehicle. The right flat fork tube 121 is welded to the end of the flat fork bridge tube 130 remote from the left flat fork tube 111 at a position close to the sheet-like structure.

By the arrangement of the sheet structure, the right bottom fork tube 121 can be connected with other parts of the electric vehicle into a whole while playing a supporting role, so that the connection stability of the electric vehicle and the rear bottom fork structure 100 is improved; the right fork 122 is convenient for arranging parts such as a rear wheel, a motor and the like, and further improves the connection stability of the electric vehicle; the right bottom fork tube 121 and the right fork hook 122 are integrally formed, so that the production efficiency can be improved, and the production cost can be reduced.

In one implementation of the present application, as shown in fig. 2, a right foot rest 123 is fixedly connected to the right flat fork tube 121, the right foot rest 123 is disposed at one end of the right flat fork tube 121 near the right fork hook 122, and the right foot rest 123 is located at one side of the left flat fork tube 111 facing away from the flat fork bridge tube 130.

Specifically, a right foot rest 123 is fixedly connected to the right bottom fork tube 121, the right foot rest 123 is arranged on one side of the right bottom fork tube 121, which is outwards, and the right foot rest 123 is close to one end of the right bottom fork tube 121, which is provided with a right fork hook 122; the right leg rest 123 is provided with a stress groove for making the force applied to the right leg rest 123 more uniform.

The right leg rest 123 is arranged, so that a rider can conveniently place feet; the stress grooves are formed in the right leg rest 123, so that the force applied to the right leg rest 123 can be more uniform and dispersed, and the stability of the right leg rest 123 is improved; the right foot rest 123 and the right bottom fork are integrally formed through stamping, so that the connection stability of the right foot rest 123 is further improved, the production efficiency can be improved, and the production cost is reduced.

In one implementation of the present application, as shown in fig. 2, a right guard plate 124 is fixedly connected to the right bottom fork tube 121, and the right guard plate 124 is disposed at one end of the right bottom fork tube 121 far from the right fork hook 122 and is located at one side of the right bottom fork tube 121 near the bottom fork bridge tube 130.

Specifically, the right bottom fork tube 121 is further provided with a right guard plate sheet 124, and the right guard plate sheet 124 and the right bottom fork tube 121 are integrally formed by stamping; the right guard plate 124 is disposed at one end of the right bottom fork tube 121 far from the right fork hook 122 and near the bottom fork bridge tube 130, and the right guard plate 124 is disposed at one side of the right bottom fork tube 121 facing outward.

Through the setting of right backplate piece 124, can play certain supporting role to setting up in parts such as the outside casing of back bottom fork structure 100, avoid leading to the outside spare part of back bottom fork structure 100 to become flexible at the in-process that the electric motor car was gone, improved the connection stability of back bottom fork structure 100. Meanwhile, the right guard plate 124 and the right bottom fork tube 121 are integrally formed through stamping, so that the connection stability of the right guard plate 124 is further improved, the production efficiency can be improved, and the production cost is reduced.

As shown in fig. 2, a right mud plate 125 is further disposed on the right bottom fork tube 121, and the right mud plate 125 is fixedly connected to the connection portion between the right bottom fork tube 121 and the bottom fork bridge tube 130.

Specifically, the right bottom fork tube 121 and the right mud plate 125 are integrally formed by stamping, and the right mud plate 125 is fixedly connected to the connection part between the right bottom fork tube 121 and the bottom fork bridge tube 130. Through the integrated into one piece of right mud board piece 125 and right flat fork tube 121 through punching press, further improved the connection stability of right mud board piece 125, can improve production efficiency simultaneously, reduction in production cost.

By way of example, the present application also provides an electric vehicle (not shown) including the rear fork structure 100 described above.

Specifically, the electric vehicle comprises a rear bottom fork structure 100 and a vehicle frame, wherein the rear bottom fork structure 100 is fixedly connected with the vehicle frame through bolts.

Through the fixed connection of frame and rear bottom fork structure 100, can make the connection of electric motor car more stable, can play fixed rear wheel simultaneously, bear the weight of the automobile body, keep the effect of automobile body stability. The rear bottom fork structure 100 adopts a processing technology of stamping integrated into one piece, so that the processing technology of production can be simplified through structural optimization, the production efficiency of the rear bottom fork structure 100 is improved, and meanwhile, the production cost is reduced.

The foregoing is merely exemplary embodiments of the present application and is not intended to limit the scope of the present application, and various modifications and variations may be suggested to one skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application should be included in the protection scope of the present application.

Claims (10)

1. The rear bottom fork structure is characterized by comprising a left bottom fork structure, a right bottom fork structure and a bottom fork bridge pipe, wherein the left bottom fork structure and the right bottom fork structure are connected to opposite ends of the bottom fork bridge pipe; the left bottom fork structure and the right bottom fork structure are integrated into one piece.

2. The rear bottom fork structure of claim 1, wherein the left bottom fork structure comprises a left bottom fork tube, one end of the bottom fork bridge tube is fixedly connected with the left bottom fork tube, and one end of the left bottom fork tube, which is far away from the bottom fork bridge tube, is connected with a left fork hook.

3. The rear bottom fork structure of claim 2, wherein a left foot rest is fixedly connected to the left bottom fork tube, the left foot rest is disposed at one end of the left bottom fork tube close to the left fork hook, and the left foot rest is disposed at one side of the left bottom fork tube away from the bottom fork bridge tube.

4. The rear bottom fork structure of claim 3, wherein a left guard plate is fixedly connected to the left bottom fork tube, and the left guard plate is disposed at one end of the left bottom fork tube away from the left fork hook and is located at one side of the left bottom fork tube away from the bottom fork bridge tube.

5. The rear bottom fork structure of claim 2, wherein the left fork tube is further provided with a left mud plate fixedly connected to a joint of the left fork tube and the bottom fork bridge tube.

6. The rear bottom fork structure of claim 2, wherein the right bottom fork structure comprises a right bottom fork tube, one end of the bottom fork bridge tube away from the left bottom fork tube is fixedly connected with the right bottom fork tube, and one end of the right bottom fork structure away from the bottom fork bridge tube is connected with a right fork hook.

7. The rear bottom fork structure of claim 6, wherein a right foot rest is fixedly connected to the right bottom fork tube, the right foot rest is disposed at one end of the right bottom fork tube near the right fork hook, and the right foot rest is disposed at one side of the left bottom fork tube away from the bottom fork bridge tube.

8. The rear bottom fork structure of claim 7, wherein a right guard plate is further fixed on the right bottom fork tube, and the right guard plate is disposed at one end of the right bottom fork tube near the right fork hook and is located at one side of the right bottom fork tube near the bottom fork bridge tube.

9. The rear fork structure of claim 6, wherein the right fork tube is further provided with a right mud plate fixedly connected to a connection between the right fork tube and the fork bridge tube.

10. An electric vehicle comprising a rear fork structure as claimed in any one of claims 1 to 9.