CN217730649U

CN217730649U - Handrail structure and electric motor car

Info

Publication number: CN217730649U
Application number: CN202222090831.5U
Authority: CN
Inventors: 周凌枫; 袁家飞; 鞠伟; 毛浩; 柳利兵; 沈翠荣
Original assignee: Jiangsu Aima Vehicle Industry Technology Co Ltd
Current assignee: Jiangsu Aima Vehicle Industry Technology Co Ltd
Priority date: 2022-08-09
Filing date: 2022-08-09
Publication date: 2022-11-04
Anticipated expiration: 2032-08-09

Abstract

The utility model provides a handrail structure and electric motor car, relate to electric motor car technical field, when being connected to the frame with the both ends of handrail pipe, the mount pad has been cup jointed respectively earlier at the both ends of handrail pipe, cup joint a mount pad in the one end of handrail pipe promptly, cup joint a mount pad at the other end of handrail pipe, carry out pre-assembly to handrail pipe and mount pad earlier through the mode of cup jointing, then weld realization fixed to both, therefore, on the one hand can make the handrail pipe directly be connected to the frame through the mount pad, reduce current coupling assembling's spare part quantity, on the other hand can utilize the pre-assembly of handrail pipe and mount pad earlier before the welding, play preliminary fixed effect, then improve the welding stability of handrail pipe and mount pad, help improving welded precision and uniformity, yields when improving the manufacturing.

Description

Handrail structure and electric motor car

Technical Field

The application relates to the technical field of electric vehicles, in particular to an armrest structure and an electric vehicle.

Background

The rear armrest is generally installed at the rear of the electric vehicle for facilitating the installation of the trunk and the riding of the rear passengers. The back handrail of current electric motor car at first need weld the coupling assembling of spare part quantity to back handrail, then rethread coupling assembling is connected with the frame, but when realizing the welded fastening of coupling assembling and back handrail, often because both adopt direct welded mode for both welded uniformity, precision and stability are all relatively poor.

SUMMERY OF THE UTILITY MODEL

The utility model provides an aim at, to not enough among the above-mentioned prior art, provide a handrail structure and electric motor car to back handrail and coupling assembling beading lead to the relatively poor problem of welded uniformity, precision and stability in solving current electric motor car.

In order to achieve the above purpose, the embodiments of the present application adopt the following technical solutions:

an aspect of the embodiment of this application provides a handrail structure, including the handrail pipe, the handrail pipe has the kink, has cup jointed the mount pad respectively at the both ends of handrail pipe, and the both ends of handrail pipe respectively with the mount pad fixed connection that corresponds, the handrail pipe is used for fixing to the frame through the mount pad.

Optionally, the mounting seat includes an integrally formed sleeve portion and a connecting portion, the sleeve portion is sleeved with the end portion of the handrail tube, the sleeve portion is welded and fixed with the end portion of the corresponding handrail tube, and the connecting portion is used for being fixedly connected with the frame.

Optionally, the sleeving part is a cylinder, and a port of the handrail tube is sleeved on the periphery of the cylinder.

Optionally, a first groove is formed in the connecting portion, a first connecting hole penetrating through the connecting portion is formed in the first groove, and the connecting portion is used for being fixedly connected with the frame through the first connecting hole.

Optionally, a limiting portion is further arranged on one side of the connecting portion, which is opposite to the groove, so that the connecting portion is abutted to the frame through the limiting portion when being fixedly connected with the frame.

Optionally, the sleeving part is provided with a first sub-groove penetrating through the sleeving part, and the end part of the handrail tube is correspondingly accommodated in the first sub-groove so as to be sleeved on the periphery of the handrail tube by the first sub-groove.

Optionally, the connecting portion has a second sub-groove, the first sub-groove and the second sub-groove are communicated to form a second groove penetrating through the mounting base, a second connecting hole penetrating through the bottom of the second sub-groove is arranged in the second sub-groove, and the connecting portion is used for being fixedly connected with the frame through the second connecting hole.

Optionally, the first sub-groove is an arc-shaped groove matched with the shape of the end part of the handrail tube.

Optionally, the second sub-groove is a square groove, and the back of the groove bottom of the square groove is a plane.

In another aspect of the embodiments of the present application, there is provided an electric vehicle including the armrest structure of any of the above.

The beneficial effect of this application includes:

the application provides a handrail structure and electric motor car, including the handrail pipe, the handrail pipe has the kink, has cup jointed the mount pad respectively at the both ends of handrail pipe, and the both ends of handrail pipe respectively with the mount pad fixed connection that corresponds, the handrail pipe is used for fixing to the frame through the mount pad. When being connected to the frame with the both ends of handrail pipe, the mount pad has been cup jointed respectively earlier at the both ends of handrail pipe, cup joint a mount pad in the one end of handrail pipe promptly, cup joint a mount pad at the other end of handrail pipe, carry out preassembly to handrail pipe and mount pad earlier through the mode of cup jointing, then weld between them and realize fixedly, therefore, on the one hand, can make the handrail pipe directly be connected to the frame through the mount pad, reduce current coupling assembling's spare part quantity, on the other hand can utilize the preassembly of handrail pipe and mount pad earlier before the welding, play preliminary fixed effect, then improve the welding stability of handrail pipe and mount pad, help improving welded precision and uniformity, the yields when improving the manufacturing.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained from the drawings without inventive effort.

Fig. 1 is a schematic structural diagram of a handrail structure according to an embodiment of the present disclosure;

fig. 2 is an exploded view of a handrail structure according to an embodiment of the present disclosure;

fig. 3 is a schematic structural diagram of a mounting base according to an embodiment of the present disclosure;

fig. 4 is a schematic structural view of another handrail structure provided in the embodiment of the present application;

fig. 5 is an exploded view of another handrail construction provided in accordance with an embodiment of the present application;

fig. 6 is a schematic structural diagram of another mount provided in an embodiment of the present application.

Icon: 110-handrail tube; 120-a mount; 121-a first groove; 122 — first connection hole; 123-a socket joint part; 124-a limiting part; 125-a connecting part; 126-second connection hole; 127-second groove.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present application, presented in the accompanying drawings, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. It should be noted that, in case of conflict, various features of the embodiments of the present application may be combined with each other, and the combined embodiments are still within the scope of the present application.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the application usually place when in use, and are used only for convenience in describing the present application and simplifying the description, but do not indicate or imply that the devices or elements being referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present application. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another, and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present application, it should also be noted that, unless expressly stated or limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and can include, for example, fixed connections, detachable connections, or integral connections; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

In one aspect of the embodiment of the present application, as shown in fig. 1 or fig. 4, a handrail structure is provided, which includes a handrail tube 110 and an installation seat 120, wherein the handrail tube 110 has a bending portion, so as to make the handrail tube 110 have a U-shaped structure, so that both ends of the handrail tube 110 are both connected to a vehicle frame, and meanwhile, the bending portion adopts an arc transition manner, so as to effectively avoid occurrence of a sharp outer corner.

When the two ends of the handrail tube 110 are connected to the frame, the two ends of the handrail tube 110 are respectively sleeved with the installation seats 120, namely, one end of the handrail tube 110 is sleeved with one installation seat 120, the other end of the handrail tube 110 is sleeved with one installation seat 120, the handrail tube 110 and the installation seat 120 are pre-assembled in a sleeved mode, and then the handrail tube 110 and the installation seat 120 are welded and fixed, so that the handrail tube 110 can be directly connected to the frame through the installation seats 120, the number of parts of the existing connecting assembly is reduced, on the other hand, the handrail tube 110 and the installation seat 120 can be pre-assembled before welding, a primary fixing effect is achieved, the welding stability of the handrail tube 110 and the installation seat 120 is improved, the welding precision and the welding consistency are improved, and the yield during production and manufacturing is improved.

Optionally, as shown in fig. 2 or fig. 5, the handrail structure includes two installation bases 120, the two installation bases 120 respectively correspond to two ends of the handrail tube 110 one-to-one to realize a socket joint, and for one installation base 120: the installation seat 120 includes an integrally formed sleeve portion 123 and a connecting portion 125, which may be formed by integral forging and pressing, and has a simple process, a stable structure after being sleeved and welded with the handrail tube 110, a high strength, and an attractive appearance.

With reference to fig. 2 or fig. 5, the sleeve-connection portion 123 is used for being sleeved and welded with the end portion of the corresponding handrail tube 110, and the connection portion 125 is used for being fixedly connected with the frame, so as to fixedly connect the handrail tube 110 to the frame through the mounting seat 120.

It should be understood that the sleeve joint referred to in this application may be a full-surrounding type sleeve joint, for example, the sleeve joint 123 shown in fig. 1 is inserted into the handrail tube 110, and the handrail tube 110 fully surrounds the outer periphery of the sleeve joint 123; the pipe fitting may be a half-surrounding type pipe fitting, for example, the handrail pipe 110 shown in fig. 4 is received in the second sub-groove of the pipe fitting portion 123, and the second sub-groove half-surrounds the outer periphery of the handrail pipe 110.

In one embodiment, as shown in fig. 1 to 3, the socket 123 is a cylinder, and the cylinder is matched with the port shape of the handrail tube 110, so that the installation seat 120 is inserted into the handrail tube 110 through the cylinder via the port of the handrail tube 110, in other words, the end of the handrail tube 110 is sleeved on the periphery of the cylinder via the port, thereby the handrail tube 110 fully surrounds the socket 123 of the installation seat 120. In order to further improve the welding consistency, a ring protrusion may be disposed on the socket 123, so that when the socket 123 is inserted into the handrail tube 110 and inserted in place, the ring protrusion abuts against the port of the handrail tube 110.

As shown in fig. 2, a first groove 121 is formed on the connection portion 125, and a first connection hole 122 penetrating the connection portion 125 is formed in the first groove 121, so that the mount 120 can be fixedly connected to the vehicle frame by means of a screw passing through the first connection hole 122 and being screwed to the vehicle frame. The first groove 121 is used for accommodating the head of the screw, so that the head of the screw is prevented from protruding outwards. The first connection holes 122 provided in the first groove 121 may be plural, for example, 2 in fig. 2, whereby stability of fixing the mount 120 to the vehicle frame can be improved.

As shown in fig. 3, a limiting portion 124 is further disposed on one side of the connecting portion 125, the limiting portion 124 and the first groove 121 are respectively located on two opposite sides of the connecting portion 125, and the limiting portion 124 may be a convex portion, so that when the mounting seat 120 is connected to a vehicle frame, the connecting portion 125 can be abutted to the vehicle frame through the limiting portion 124, thereby realizing rapid positioning of the connecting position between the connecting portion 125 and the vehicle frame, and improving the accuracy and efficiency of connection between the connecting portion 125 and the vehicle frame.

In another embodiment, as shown in fig. 4 to 6, the sleeve-joint part 123 has a first sub-groove penetrating through the sleeve-joint part 123, in other words, the first sub-groove is a through groove, the end of the handrail tube 110 can be correspondingly accommodated in the first sub-groove, so that the end of the handrail tube 110 is half-surrounded by the first sub-groove, and then the sleeve-joint part 123 is sleeved on the outer periphery of the handrail tube 110, and then the two are welded and fixed.

As shown in fig. 5 and 6, the connecting portion 125 has a second sub-groove, and the opening directions of the second sub-groove and the first sub-groove are the same, so that the first sub-groove of the socket portion 123 and the second sub-groove of the connecting portion 125 can communicate with each other to form a second groove 127 penetrating through the mounting seat 120, in other words, the second groove 127 is a through groove penetrating through the mounting seat 120, thereby facilitating the integral molding of the connecting portion 125 and the socket portion 123 and simplifying the processing process.

In order to realize the fixed connection between the mounting base 120 and the vehicle frame, as shown in fig. 5 and 6, a second connection hole 126 may be further disposed in the second sub-groove, and the second connection hole 126 penetrates through the bottom of the second sub-groove, so that the mounting base 120 and the vehicle frame may be fixedly connected by means of a screw passing through the second connection hole 126 and screwed to the vehicle frame. The head of the screw can be accommodated by the second sub-groove, so that the outward protrusion of the screw head is avoided. The number of the second connection holes 126 provided in the second sub-groove may be plural, for example, 2 in fig. 6, thereby improving the stability of fixing the mount 120 to the vehicle frame.

As shown in fig. 6, in order to improve the stability of the welding and fixing of the first sub-groove and the end portion of the handrail tube 110, the first sub-groove may be an arc-shaped groove, so that the first sub-groove can better fit the outer peripheral shape of the handrail tube 110. Specifically, as shown in fig. 6, the handle pipe 110 may be a circular pipe, thereby allowing the arc-shaped groove to be well attached to the outer circumference of the handle pipe 110. Of course, in other embodiments, the handrail tube 110 can also be a square tube, and the first sub-slot is a square slot matched with the square tube.

As shown in fig. 6, the second sub-groove is a square groove, and the back of the bottom of the square groove is a plane, so that on one hand, the front of the bottom of the square groove can make good contact with the screw, and the contact stress between the front of the bottom of the square groove and the screw is reduced, and on the other hand, the back of the bottom of the square groove is a plane, so that the mount pad 120 and the vehicle frame can have a larger contact surface, and the stability of the fixed connection between the mount pad and the vehicle frame is improved.

In another aspect of the embodiments of the present application, there is provided an electric vehicle including the armrest structure of any of the above. With handrail tube 110 in foretell handrail structure through mount pad 120 fixed connection to the afterbody of frame, on the one hand can make handrail tube 110 directly be connected to the frame through mount pad 120, reduce current coupling assembling's spare part quantity, on the other hand can utilize the preassembly of handrail tube 110 and mount pad 120 before the welding earlier, play preliminary fixed effect, then improve handrail tube 110 and mount pad 120's welding stability, help improving welded precision and uniformity, the yields when improving production and manufacturing.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. The handrail structure is characterized by comprising a handrail tube, wherein the handrail tube is provided with a bending part, the two ends of the handrail tube are respectively sleeved with an installation seat, the two ends of the handrail tube are respectively and correspondingly fixedly connected with the installation seats, and the handrail tube is used for passing through the installation seats and is fixed to a frame.

2. The handrail structure of claim 1, wherein the mounting seat comprises a sleeve portion and a connecting portion, the sleeve portion and the end portion of the handrail tube are integrally formed, the sleeve portion and the end portion of the handrail tube are welded and fixed, and the connecting portion is fixedly connected with the frame.

3. The handrail structure of claim 2, wherein the sleeving part is a cylinder, and the port of the handrail tube is sleeved on the periphery of the cylinder.

4. The armrest structure of claim 2 wherein a first recess is provided in the attachment portion, and a first attachment hole is provided in the first recess through the attachment portion, the attachment portion being adapted to be fixedly coupled to the frame via the first attachment hole.

5. The handrail structure of claim 4, wherein a limiting portion is further disposed on a side of the connecting portion opposite to the groove, so as to abut against the frame through the limiting portion when the connecting portion is fixedly connected to the frame.

6. The handrail structure of claim 2, wherein the sleeve portion has a first sub-groove penetrating the sleeve portion, and an end portion of the handrail tube is received in the first sub-groove to be sleeved on an outer circumference of the handrail tube by the first sub-groove.

7. The handrail structure of claim 6, wherein the connecting portion has a second sub-slot, the first sub-slot and the second sub-slot communicating to form a second recess through the mounting base, a second connecting hole through a bottom of the second sub-slot being provided in the second sub-slot, the connecting portion being adapted to be fixedly connected to the vehicle frame via the second connecting hole.

8. The handrail construction of claim 6, wherein the first sub-slot is an arcuate slot shaped to match the shape of the end of the handrail tube.

9. The handrail construction of claim 7, wherein the second sub-slot is a square slot and a back surface of a slot bottom of the square slot is planar.

10. An electric vehicle, characterized by comprising the armrest structure as claimed in any one of claims 1 to 9.