CN211685448U

CN211685448U - Frame of running equipment

Info

Publication number: CN211685448U
Application number: CN202020016683.0U
Authority: CN
Inventors: 刘海洋; 邓申; 袁玉斌
Original assignee: Ninebot Beijing Technology Co Ltd
Current assignee: Ninebot Beijing Technology Co Ltd
Priority date: 2020-01-03
Filing date: 2020-01-03
Publication date: 2020-10-16
Anticipated expiration: 2030-01-03
Also published as: WO2021136534A1

Abstract

The embodiment of the application discloses frame of traveling equipment, the frame includes: a lower frame, a lower frame; the frame of getting off includes: the first cross beam piece, the second cross beam piece, the first fixing piece and the second fixing piece; the first cross beam piece and the second cross beam piece are arranged oppositely to form an accommodating space; the first fixing piece and the second fixing piece are oppositely arranged and accommodated in the accommodating space; the first fixing member and the second fixing member form a clamping space for clamping a fixing shaft of a driving wheel of the traveling apparatus. The frame of equipment of traveling in this application embodiment, through first mounting with the fixed axle of drive wheel can be fixed to centre gripping space between the second mounting, the drive wheel need not be through other structures and get off frame fixed connection, simple structure.

Description

Frame of running equipment

Technical Field

The application relates to the field of traffic, in particular to a frame of traveling equipment.

Background

The traveling equipment is equipment commonly used for people to go out, and the traveling equipment is generally provided with a lower frame and a driving wheel, and the traveling equipment can drive the traveling equipment to travel through the driving wheel. However, the fixing shaft of the driving wheel in the prior art is generally fixed on the lower frame through the fixing assembly, and the structure is complex.

SUMMERY OF THE UTILITY MODEL

In view of this, the embodiments of the present application are expected to provide a frame of a running device.

In order to achieve the purpose, the technical scheme of the application is realized as follows:

the embodiment of the application provides a frame of traveling equipment, the frame includes: a lower frame; the frame of getting off includes: the first cross beam piece, the second cross beam piece, the first fixing piece and the second fixing piece;

the first cross beam piece and the second cross beam piece are arranged oppositely to form an accommodating space;

the first fixing piece and the second fixing piece are oppositely arranged and accommodated in the accommodating space; the first fixing member and the second fixing member form a clamping space for clamping a fixing shaft of a driving wheel of the traveling apparatus.

In some optional implementations, the second fixing part is movably disposed in the accommodating space in a direction perpendicular to an axial direction of the fixing shaft;

when the second fixing piece moves, the relative distance between the second fixing piece and the first fixing piece changes, and the clamping force of the clamping space on the fixing shaft changes.

In some alternative implementations, the frame further includes a first connector;

the first cross beam piece is provided with a first through hole, the first fixing piece is provided with a second through hole corresponding to the first through hole in position, and the second fixing piece is provided with a first connecting hole corresponding to the first through hole in position;

the first connecting piece is arranged in the first through hole and the second through hole in a penetrating mode; the threaded part of the first connecting piece is connected with the first connecting hole; when the first connecting piece rotates, the second fixing piece moves in the accommodating space along the threaded portion.

In some alternative implementations, the first cross member includes: the first vertical plates are arranged oppositely, and the first bottom plate is connected with the two first vertical plates; the second cross beam piece comprises two second vertical plates which are oppositely arranged and a second bottom plate which is connected with the two second vertical plates; the first bottom plate and the second bottom plate are oppositely arranged; the two first vertical plates are respectively and correspondingly connected with the two second vertical plates.

In some alternative implementations of the method of the present invention,

the two first vertical plates are respectively and correspondingly overlapped with the two second vertical plates; or the like, or, alternatively,

the two first vertical plates are respectively and correspondingly butted with the two second vertical plates.

In some optional implementations, when the two first vertical plates respectively correspond to the two second vertical plates in a butt joint, the frame further includes: reinforcing ribs;

the reinforcing ribs are fixedly connected with the first bottom plate and the second bottom plate respectively.

In some alternative implementations, the first cross member has a first locating hole; the second cross beam piece is provided with a second positioning hole;

the lower frame also comprises a positioning piece, and the positioning piece is provided with a first positioning bulge and a second positioning bulge which are oppositely arranged; the first positioning bulge is inserted into the first positioning hole, and the second positioning bulge is inserted into the second positioning hole.

In some optional implementations, the lower frame further includes: a connecting plate;

the connecting plate is fixedly connected with the first cross beam piece; wherein, the connecting plate is the L type structure.

In some optional implementations, the traveling apparatus further includes: an upper frame, a moving assembly, a controller, a connecting wire and a deformable protection member;

the lower frame is movably connected with the upper frame through the moving assembly;

the controller is arranged on the upper frame;

the connecting lead is electrically connected with the controller and the motor of the driving wheel respectively;

the deformable protection piece is sleeved outside the connecting lead; the first end of the deformable protection piece is fixedly connected with the upper frame, and the second end of the deformable protection piece is fixedly connected with the lower frame.

In some alternative implementations, the deformable guard is a tow chain.

In some alternative implementations, the first cross member and the first fastener are a unitary structure; or, the first cross beam piece is fixedly connected with the first fixing piece.

The frame of traveling equipment in the embodiment of the present application, the frame includes: a lower frame; the frame of getting off includes: the first cross beam piece, the second cross beam piece, the first fixing piece and the second fixing piece; first mounting with the second mounting forms the centre gripping space, the centre gripping space is used for the centre gripping the fixed axle of the drive wheel of equipment of traveling, promptly, through first mounting with the fixed axle of drive wheel can be fixed to the centre gripping space between the second mounting, the drive wheel need not be through other structures and get off frame fixed connection, simple structure.

Drawings

Fig. 1 is a partial schematic view of an alternative embodiment of a travel device according to the present invention;

fig. 2 is a schematic view of an alternative construction of a drive wheel of the running device in the embodiment of the present application;

fig. 3 is an alternative partial section through a running device according to an exemplary embodiment of the present disclosure;

FIG. 4 is a schematic view showing an alternative structure of a second mount of the running device according to the embodiment of the present application;

fig. 5 is an alternative configuration diagram of the first mount of the running device in the embodiment of the present application;

fig. 6 is an alternative structural schematic view of the first cross member of the running device in the embodiment of the present application;

fig. 7 is an alternative structural schematic view of the second crosspiece of the running gear in the embodiment of the present application;

fig. 8 is an alternative structural schematic view of a lower frame of the running device in the embodiment of the present application;

fig. 9 is an alternative structural schematic view of a lower frame of the running device in the embodiment of the present application;

FIG. 10 is a schematic view of an alternative construction of a positioning member of a travel apparatus according to an embodiment of the present application;

fig. 11 is an alternative configuration diagram of the running device in the embodiment of the present application;

fig. 12 is an alternative structural schematic diagram of a lower frame of the running device in the embodiment of the present application.

Fig. 13 is an alternative configuration diagram of the link plate of the running device in the embodiment of the present application;

fig. 14 is an alternative configuration diagram of the second fixing plate of the running device in the embodiment of the present application;

fig. 15 is an alternative structural schematic diagram of a moving component of the traveling apparatus in the embodiment of the present application;

fig. 16 is an alternative configuration diagram of the running device in the embodiment of the present application;

fig. 17 is a partial schematic view of an alternative structure of a running device in the embodiment of the present application;

fig. 18 is an alternative configuration diagram of the running device in the embodiment of the present application.

Reference numerals: 1. a drive wheel; 2. an auxiliary wheel; 3. a battery; 4. an upper frame; 5. a moving assembly; 6. a lower frame; 8. a controller; 9. connecting a lead; 10. a deformable protective member; 401. a first fixing plate; 501. a power member; 502. a guide rail; 503. a moving part; 504. a fixed portion; 505. a ball screw; 506. a second connecting member; 601. a connecting plate; 602. a second cross member; 603. a first cross member; 604. a second fixing plate; 605. a positioning member; 606. a first connecting member; 607. a second fixing member; 6071. a first connection hole; 608. a first fixing member; 6081. a second through hole; 609. reinforcing ribs; 6011. a transverse plate; 6012. a third vertical plate; 6021. a second base plate; 6022. a second vertical plate; 6024. a second positioning hole; 6026. a second inner groove; 6031. a first base plate; 6032. a first vertical plate; 6034. a first positioning hole; 6035. a first through hole; 6036. a first inner groove; 6051. a first positioning projection; 6052. a second positioning projection; 101. a motor; 102. a fixed shaft; 103. a wheel body.

Detailed Description

The present application will be described in further detail below with reference to the accompanying drawings and specific embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.

In the description of the embodiments of the present application, it should be noted that, unless otherwise specified and limited, the term "connected" should be interpreted broadly, for example, as an electrical connection, a communication between two elements, a direct connection, or an indirect connection via an intermediate, and the specific meaning of the terms may be understood by those skilled in the art according to specific situations.

It should be noted that the terms "first \ second \ third" referred to in the embodiments of the present application are only used for distinguishing similar objects, and do not represent a specific ordering for the objects, and it should be understood that "first \ second \ third" may exchange a specific order or sequence order if allowed. It should be understood that "first \ second \ third" distinct objects may be interchanged under appropriate circumstances such that the embodiments of the application described herein may be implemented in an order other than those illustrated or described herein.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The frame of the traveling apparatus according to the embodiment of the present application will be described in detail below with reference to fig. 1 to 18.

The frame includes: a lower frame 6. The lower frame 6 includes: a first crosspiece 603, a second crosspiece 602, said first fastening 608 and second fastening 607. The first cross beam 603 and the second cross beam 602 are disposed opposite to each other, forming an accommodation space. The first fixing piece 608 and the second fixing piece 607 are disposed opposite to each other and are accommodated in the accommodating space; the first fixing member 608 and the second fixing member 607 form a clamping space for clamping the fixing shaft 102 of the driving wheel 1 of the running device. The fixing shaft 102 of the driving wheel 1 can be fixed through the clamping space between the first fixing piece 608 and the second fixing piece 607, and the driving wheel is not required to be fixedly connected with a lower frame through other structures, so that the structure is simple.

In the embodiment of the present application, the structure of the running device is not limited. For example, the traveling apparatus may be a bicycle or an electric vehicle. As an example, as shown in fig. 16 to 18, the running device is a self-balancing electric vehicle.

In the embodiment of the present application, the running apparatus may further include: a drive wheel 1. The drive wheel 1 includes: a fixed shaft 102 and a wheel body 103; wheel body 103 is connected with fixed shaft 102, and wheel body 103 can rotate relative to fixed shaft 102.

Here, the implementation manner of the wheel body 103 to be rotatable with respect to the fixed shaft 102 is not limited.

For example, as shown in fig. 1 and fig. 2, the driving wheel 1 may further include a motor 101, the motor 101 including the fixed shaft 102; the wheel body 103 is disposed outside the motor 101, so that the motor 101 drives the wheel body 103 to rotate relative to the fixed shaft 102. The motor 101 here may be an in-wheel motor.

In the embodiment of the present application, the structure of the lower frame 6 is not limited. For example, the lower frame 6 may be formed by welding at least two plate-like structures. As an example, as shown in fig. 16 and 17, lower frame 6 is a lower frame 6 of a self-balancing electric vehicle.

Here, the structure of the first cross member 603 is not limited. For example, the first cross member 603 may have a flat plate structure or a bent plate structure.

Here, the structure of the second cross member 602 is not limited. For example, the second cross member 602 may have a flat plate structure or a bent plate structure.

Here, the first and

second cross members

603 and 602 are fixedly connected; the fixed connection between the first cross member 603 and the second cross member 602 is not limited. For example, the first cross member 603 and the second cross member 602 may be fixedly connected by welding or may be fixedly connected by bolts.

Here, the first cross member 603 and the second cross member 602 are disposed opposite to each other to form a receiving space, and the first fixing member 608 and the second fixing member 607 are disposed opposite to each other and received in the receiving space.

For example, a first side of the first cross member 603 is provided with a first inner recess 6036, as shown in FIG. 6; the second cross member 602 is provided with a second inner recess 6026 on a first side thereof, as shown in fig. 7; the first side of the first cross beam member 603 is adjacent to the first side of the second cross beam member 602, the first inner groove 6036 and the second inner groove 6026 are butted to form the accommodating space, and the first fixing member 608 and the second fixing member 607 are oppositely arranged and accommodated in the accommodating space.

In this example, the first cross member 603 may include: two first vertical plates 6032 which are arranged oppositely, and a first bottom plate 6031 connected with the two first vertical plates 6032; the second cross beam piece 602 comprises two second vertical plates 6022 arranged oppositely and a second bottom plate 6021 connected with the two second vertical plates 6022; the first bottom plate 6031 and the second bottom plate 6021 are oppositely arranged; the two first vertical plates 6032 are correspondingly connected with the two second vertical plates 6022, respectively.

In this example, as shown in fig. 6, first bottom plate 6031 and two first vertical plates 6032 form the first inner groove 6036.

In this example, as shown in fig. 7, the second bottom plate 6021 and the two second vertical plates 6022 form the second inner groove 6026.

Here, the first cross member 603 may have an n-type structure, the second cross member 602 may have a u-type structure, and the receiving space has a rectangular cross section. Of course, the first and

second cross members

603, 602 may have other shapes.

Here, as shown in fig. 3, the two second vertical plates 6022 may be respectively and fixedly connected to the two first vertical plates 6032 in an overlapping manner; here, the two second vertical plates 6022 and the two first vertical plates 6032 can be overlapped and fixedly connected by welding; the two second vertical plates 6022 are respectively overlapped with the first vertical plate 6032, so that the strength and rigidity of the lower frame 6 can be enhanced.

Here, as shown in fig. 8, the two second vertical plates 6022 and the two first vertical plates 6032 can be butted and fixedly connected, respectively. When the two second vertical plates 6022 are respectively corresponding to the two first vertical plates 6032, the vehicle frame may further include: and the reinforcing rib 609 is fixedly connected with the first bottom plate 6031 and the second bottom plate 6021 respectively. The reinforcing rib 609 can be fixedly connected with the first bottom plate 6031 and the second bottom plate 6021 respectively by welding, and the strength and rigidity of the lower frame 6 can be enhanced by the reinforcing rib 609. Of course, the frame may not include: and a reinforcing rib 609.

In the embodiment of the present application, the strength of the first cross member 603 at the position where the fixing shaft 102 is clamped can be increased by the first fixing member 608.

Here, the first cross member 603 and the first fixture 608 may be an integral structure. Of course, the first cross beam member and the first fixing member may also be fixedly connected, that is, the first cross beam member 603 and the first fixing member 608 are different structural members.

Here, when the first cross member 603 and the first fastener 608 are different structural members, the structure of the first fastener 608 is not limited. For example, as shown in fig. 5, the first fixture 608 may have a plate-shaped structure. The first fixing member 608 and the first cross member 603 may be fixedly connected by welding or by bolts.

In the embodiment of the present application, the structure of the second fixing member 607 is not limited. For example, as shown in fig. 4, the second fixing member 607 may have a plate-shaped structure.

Here, the position of the second fixing member 607 in the accommodating space may be fixed or may be adjusted.

For example, the second fixing member 607 may be movably disposed in the accommodating space along a direction perpendicular to the axial direction of the fixing shaft 102; when the second fixing part 607 moves, the relative distance between the second fixing part 607 and the first fixing part 608 changes, and the clamping force of the clamping space on the fixing shaft 102 changes; so as to adjust the clamping force of the clamping space clamping the fixed shaft 102 by adjusting the second fixing piece 607.

Here, the implementation manner of the second fixing 607 moving is not limited.

As an example, as shown in fig. 3, the frame further includes a first connector 606; the first cross member 603 has a first through hole 6035, the first fixture 608 has a second through hole 6081 corresponding to the first through hole 6035 in position, and the second fixture 607 has a first connection hole 6071 corresponding to the first through hole 6035 in position; the first connecting member 606 is disposed through the first through hole 6035 and the second through hole 6081; the threaded portion of the first connecting member 606 is connected to the first connecting hole 6071; when the first connecting member 606 rotates, the second fixing member 607 moves in the accommodating space along the threaded portion.

It should be noted that the second fixing member 607 cannot rotate in the accommodating space formed by the first cross beam member and the second cross beam member, so that when the first connecting member 606 rotates, the second fixing member 607 moves in the accommodating space along the threaded portion.

Here, the first connection hole 6071 may be a screw hole, and the first connector 606 may be a bolt. Of course, the skilled person can also realize the movement of the second fixing member 607 in other ways.

In the embodiment of the present application, the lower frame 6 may further include: the connecting plate 601, the connecting plate 601 is fixedly connected with the first cross beam member 603; so that the lower frame 6 can be connected with the upper frame 4 through the connection plate 601.

Here, the connection plate 601 and the first cross member 603 may be fixedly connected by welding.

Here, the connection plate 601 may have an L-shaped structure as shown in fig. 12 and 13 in order to enhance the strength and rigidity of the lower frame 6. Here, the connection plate 601 may include a lateral plate 6011 and a third vertical plate 6012, and the lateral plate 6011 and the third vertical plate 6012 are connected to form the connection plate 601 of an L-shaped structure.

In some optional implementations of the embodiments of the present application, the traveling apparatus may further include: upper carriage 4, moving assembly 5, controller 8, connecting wires 9 and deformable guard 10. The lower frame 6 is movably connected with the upper frame 4 through the moving assembly 5; the controller is arranged on the upper frame 4; the connecting lead 9 is electrically connected with the controller and the motor 101 of the driving wheel 1 respectively; the deformable protection member 10 is sleeved outside the connecting lead 9; a first end of the deformable protector 10 is fixedly connected to the upper frame 4, and a second end of the deformable protector 10 is fixedly connected to the lower frame 6. During the movement of the lower frame 6 with the driving wheel 1 relative to the upper frame 4, the deformable protection member 10 can be deformed to protect the connecting wires 9.

In this embodiment, the lower frame 6 is movable relative to the upper frame 4 by the moving assembly 5.

In the present embodiment, the structure of the moving assembly 5 is not limited.

For example, as shown in fig. 11 and 15, the moving assembly 5 may include: a fixed portion 504 and a moving portion 503. The fixed part 504 is fixedly connected with the upper frame 4; a moving part 503 is connected to the fixed part 504, the moving part 503 being movable with respect to the fixed part 504; so that the lower frame 6 can be moved relative to the upper frame 4 by the moving portion 503.

In this example, the moving part 503 may be fixedly connected to the lower frame 6, or may be fixedly connected to the connecting plate 601.

Here, as shown in fig. 11, the moving portion 503 and the connection plate 601 may be fixedly connected by a second connection member 506. Here, the second connecting member 506 may be a bolt.

In this example, the implementation manner in which the moving portion 503 is movable with respect to the fixed portion 504 is not limited. For example, the fixed portion 504 has a guide rail 502, and the moving portion 503 is coupled with the guide rail 502; the moving assembly 5 may further include: the ball screw 505 is connected with the moving part 503 in a matching way, the power piece 501 can drive the ball screw 505 to rotate, and the moving part 503 can move along the guide rail 502 during the rotation of the ball screw 505. Here, the power member 501 may be an electric motor or a motor.

In the present embodiment, the structure of the deformable protector 10 is not limited. For example, the deformable protective member 10 may be a rubber boot or a tow chain, as shown in fig. 17 and 18. The drag chain can be a wire and cable protection drag chain (cablecrarrier), which is a device for binding the cable or the wire or an air pressure pipe and an oil pressure pipe to facilitate the rotation and movement of the cable or the wire or the air pressure pipe.

Here, as shown in fig. 17 and 18, a first end of the deformable protector 10 may be fixedly coupled to the first fixing plate 401 of the upper frame 4, and a second end of the deformable protector 10 may be fixedly coupled to the second fixing plate 604 of the lower frame 6. The second fixing plate 604 may be a U-shaped bending plate, as shown in fig. 14; so as to improve the strength of the second fixing plate 604.

Here, the connection wire 9 may be electrically connected to the motor 101 of the driving wheel 1 through a fixing shaft 102, as shown in fig. 17.

In the present implementation, as shown in fig. 16, the running apparatus may further include a battery 3 and an auxiliary wheel 2, the battery 3 and the auxiliary wheel 2 being fixed to the upper frame 4.

In some alternative implementations of embodiments of the present application, as shown in fig. 9 and 10, the first cross member 603 has a first locating hole 6034; the second cross member 602 has a second locating hole 6024; the lower frame 6 may further include a positioning member 605, where the positioning member 605 has a first positioning protrusion 6051 and a second positioning protrusion 6052 that are oppositely disposed, the first positioning protrusion 6051 is inserted into the first positioning hole 6034, and the second positioning protrusion 6052 is inserted into the second positioning hole 6024. The first cross member 603 is inserted into the first positioning hole 6034 through the first positioning protrusion 6051, and the second positioning protrusion 6052 is inserted into the second positioning hole 6024 to maintain the positional relationship with the second cross member 602.

In this implementation, the first and second

cross-beam members

603, 602 may be fixedly connected by welding; the positioning part 605 can prevent the first cross beam member 603 and the second cross beam member 602 from being positioned inaccurately to generate a large alignment error when being welded, thereby influencing the assembly.

In this implementation, the positioning member 605 may have a flat plate-like structure, as shown in fig. 10.

The frame of traveling equipment in the embodiment of the present application, the frame includes: a lower frame 6; the lower frame 6 includes: a first crosspiece 603, a second crosspiece 602, said first fastening 608 and second fastening 607. The first cross beam 603 and the second cross beam 602 are disposed opposite to each other, forming an accommodation space. The first fixing piece 608 and the second fixing piece 607 are disposed opposite to each other and are accommodated in the accommodating space; the first fixing member 608 and the second fixing member 607 form a clamping space for clamping the fixing shaft 102 of the driving wheel 1 of the running device. The fixing shaft 102 of the driving wheel 1 can be fixed through the clamping space between the first fixing piece 608 and the second fixing piece 607, and the driving wheel is not required to be fixedly connected with a lower frame through other structures, so that the structure is simple.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and shall be covered by the scope of the present invention. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.

Claims

1. Frame for a running gear, characterized in that it comprises: a lower frame; the frame of getting off includes: the first cross beam piece, the second cross beam piece, the first fixing piece and the second fixing piece;

2. The frame of claim 1, wherein the second fixing member is movably disposed in the accommodating space in a direction perpendicular to the axial direction of the fixing shaft;

3. The vehicle frame of claim 2, further comprising a first connector;

4. The vehicle frame of claim 1, wherein said first cross member comprises: the first vertical plates are arranged oppositely, and the first bottom plate is connected with the two first vertical plates; the second cross beam piece comprises two second vertical plates which are oppositely arranged and a second bottom plate which is connected with the two second vertical plates; the first bottom plate and the second bottom plate are oppositely arranged; the two first vertical plates are respectively and correspondingly connected with the two second vertical plates.

5. The vehicle frame of claim 4,

6. The frame of claim 5, wherein when the two first vertical plates are respectively butted with the two second vertical plates, the frame further comprises: reinforcing ribs;

7. The vehicle frame of claim 1 wherein said first cross member has a first locating hole; the second cross beam piece is provided with a second positioning hole;

8. The frame of claim 1, wherein the lower frame further comprises: a connecting plate;

9. The frame of claim 1, wherein the travel apparatus further comprises: an upper frame, a moving assembly, a controller, a connecting wire and a deformable protection member;

the controller is arranged on the upper frame;

10. The vehicle frame of claim 9, wherein the deformable guard is a tow chain.

11. The vehicle frame of any of claims 1-10 wherein said first cross member and said first fastener member are of unitary construction; or, the first cross beam piece is fixedly connected with the first fixing piece.