CN207416956U - Profile side beam and frame of an aluminum alloy side curtain semi-trailer - Google Patents

Abstract

The utility model discloses the section bar side bars and its vehicle frame of a kind of aluminium alloy side curtain semitrailer, it applies in trackless terrestrial vehicle field, section bar side bar includes the section bar side bar characteristic face one made of aluminum alloy materials, section bar side bar characteristic face two, section bar side bar characteristic face three, section bar side bar characteristic face four, section bar side bar characteristic face five and section bar side bar characteristic face six, and vehicle frame includes section bar side bar, bottom plate, frame cross.It mainly solves the I-steel of existing side curtain semitrailer side bar or steel plate soldering member generally uses steel structure, side bar has the problems such as heavier-weight, corrosion resistance is poor.The utility model can mitigate the weight of side bar, while improve the corrosion resistance of side bar.

Description

Profile side beam and frame of an aluminum alloy side curtain semi-trailer

technical field

The utility model belongs to the field of trackless land vehicles, in particular to a profile side beam and a vehicle frame of an aluminum alloy side curtain semi-trailer.

Background technique

So far, the side curtain semi-trailers provided by the market generally include front box assembly, top assembly, column, side curtain, frame assembly, rear box assembly, support device, axle, suspension and other components. The I-beam or steel plate weldment of the side beam of the side curtain semi-trailer generally adopts a steel structure, and the side beam has defects such as heavy weight and poor corrosion resistance.

Therefore, it is necessary to develop a profile side beam and its frame of an aluminum alloy side curtain semi-trailer, so that it can reduce the weight of the side beam and improve the corrosion resistance of the side beam.

Utility model content

In view of this, the purpose of this utility model is to provide a profile side beam and its frame of an aluminum alloy side curtain semi-trailer, which can reduce the weight of the side beam and improve the corrosion resistance of the side beam.

In order to achieve the above object, the utility model provides the following technical solutions:

A profile side beam of an aluminum alloy side curtain semi-trailer, comprising profile side beam characteristic surface 1, profile side beam characteristic surface 2, profile side beam characteristic surface 3, profile side beam characteristic surface 4, profile side beam characteristic surface 5, profile Side beam characteristic surface 6, the profile side beam characteristic surface 1, profile side beam characteristic surface 2, profile side beam characteristic surface 3, profile side beam characteristic surface 4, profile edge beam characteristic surface 5, profile side beam characteristic surface 6 structure Aluminum alloy material is used.

Preferably, for the profile side beam of the side curtain semi-trailer, the profile side beam characteristic surface one, the profile side beam characteristic surface two, the profile side beam characteristic surface three, the profile edge beam characteristic surface four, and the profile edge beam feature The connection mode between the surface 5 and the characteristic surface 6 structure of the profile edge beam is an integral molding type.

Preferably, the profile side beam of the side curtain semi-trailer also includes profile side beam characteristic surface 7 and profile side beam characteristic surface 8; said profile side beam characteristic surface 7 and profile side beam characteristic surface 8 are arc deal with.

Preferably, in the profile side beam of the side curtain semi-trailer, the characteristic surface one of the profile side beam and the characteristic surface eight of the profile side beam form a height difference.

Preferably, in the profiled side beam of the side curtain semi-trailer, a bottom plate hook fixing hole is opened on the second characteristic surface of the profiled side beam, and is movably connected with the bottom plate hook.

A vehicle frame containing profiled side beams of the above-mentioned aluminum alloy side curtain semi-trailer, which includes profiled side beams, a base plate, and a frame beam; the profiled side beams are connected to the base plate, the profiled side beams are connected to the frame beams, and the base plate It is arranged above the cross beam of the vehicle frame; the side beams of the profiles, the bottom plate and the cross beam of the vehicle frame are all made of aluminum alloy.

The beneficial effects of the utility model are:

1. Compared with the side beam of the steel side curtain vehicle in the prior art, a profile side beam of a side curtain semi-trailer, its structure includes profile side beam characteristic surface 1, profile side beam characteristic surface 2, profile side beam characteristic Surface three, profile edge beam characteristic surface four, profile edge beam characteristic surface five, profile edge beam characteristic surface six, the profile edge beam characteristic surface one, profile edge beam characteristic surface two, profile edge beam characteristic surface three, profile edge beam Characteristic surface 4, profile side beam characteristic surface 5, profile side beam characteristic surface 6 The structure adopts aluminum alloy material. This improvement reduces the weight of the side beam and improves the corrosion resistance of the side beam.

2. The characteristic surface of profile edge beam 1, profile edge beam characteristic surface 2, profile edge beam characteristic surface 3, profile edge beam characteristic surface 4, profile edge beam characteristic surface 5, profile edge beam characteristic surface 6 etc. The connection method is integrally formed. This improvement reduces the number of connections, does not require welding, avoids welding defects, and simplifies the side beam structure.

3. The profile edge beam also includes profile edge beam characteristic surface 7 and profile edge beam characteristic surface 8, and the profile edge beam characteristic surface 7 and profile edge beam characteristic surface 8 are treated as arcs. This improvement reduces abnormal wear on the side curtains.

4. The profile edge beam characteristic surface one and the profile edge beam characteristic surface eight form a height difference. This improvement prevents rainwater, etc. from flowing onto the cargo platform; it also provides space for floor hooks to be installed.

5. The second characteristic surface of the side beam of the profile is provided with a bottom plate hook fixing hole, and is movably connected with the bottom plate hook. This improvement enables the floor hook to move up and down. When the floor hook rises, the floor hook can fix the goods. When the floor hook descends, the floor hook cannot hinder the unloading activity.

6. Compared with the frame of the side curtain semi-trailer in the prior art, a vehicle frame containing the profile side beam of the side curtain semi-trailer, which includes a profile side beam, a bottom plate, a frame beam, a profile side beam and The bottom plate is connected, and the profile side beam is connected with the vehicle frame cross beam, and the profile profile side beam, the bottom plate, and the vehicle frame cross beam are made of aluminum alloy. This improvement reduces the weight of the frame of the side curtain semi-trailer and improves the corrosion resistance of the frame of the side curtain semi-trailer.

Description of drawings

In order to make the purpose, technical solutions and beneficial effects of the utility model clearer, the utility model provides the following drawings for illustration:

Fig. 1 is the schematic diagram of the side curtain semi-trailer of the profile side beam of the present invention;

Fig. 2 is the vehicle frame A-A sectional schematic diagram of side curtain semi-trailer shown in Fig. 1;

Fig. 3 is a partially enlarged view of the profile edge beam of the present invention in Fig. 2;

Fig. 4 is a partial sectional view of the profile edge beam of the present invention;

Fig. 5 is a top view of the profile edge beam shown in Fig. 2, mainly the view of the characteristic surface 2 of the profile edge beam in Fig. 4;

Fig. 6 is a schematic diagram of the floor hook;

Fig. 7 is a partial cross-sectional view of a side beam of an I-beam used in a traditional side curtain semi-trailer;

Fig. 8 is a partial cross-sectional view of a traditional side curtain semi-trailer using a welded piece of several pieces of bent and arc-shaped steel plates as the side beam of the side curtain.

The marks in the accompanying drawings are as follows: front box assembly 11, top assembly 12, upright column 13, side curtain 14, vehicle frame assembly 15, rear box assembly 16, bottom plate hook 21, bottom plate 22, vehicle frame beam 23, longitudinal beam 24. Profile edge beam 25, Profile edge beam characteristic surface 1 41, Profile edge beam characteristic surface 2 42, Profile edge beam characteristic surface 3 43, Profile edge beam characteristic surface 4 44, Profile edge beam characteristic surface 5 45, Profile edge beam Characteristic surface six 46, profile edge beam characteristic surface seven 47, profile edge beam characteristic surface eight 48, lower wing plate 51, web plate 52, upper wing plate 53, bottom plate 54, bottom plate beam 55, frame beam 56, side beam assembly One 61, side beam assembly two 62, base plate 63, base plate beam 64, vehicle frame beam 65, base plate hook fixing hole 71, base plate hook cross bar 211, base plate hook vertical bar 212, base plate hook connecting plate 213, connecting nut 214.

Detailed ways

The preferred embodiments of the present utility model will be described in detail below in conjunction with the accompanying drawings.

Example 1

As shown in Figure 4, a profile side beam of a side curtain semi-trailer has a structure comprising profile side beam characteristic surface 1 41, profile side beam characteristic surface 2 42, profile side beam characteristic surface 3 43, and profile side beam characteristic surface 4 44. Profile edge beam characteristic surface five 45, profile edge beam characteristic surface six 46, profile edge beam characteristic surface one 41, profile edge beam characteristic surface two 42, profile edge beam characteristic surface three 43, profile edge beam characteristic surface four 44. Aluminum alloy materials are used for structures such as profile side beam characteristic surface five 45 and profile side beam characteristic surface six 46. This improvement reduces the weight of the side beam and improves the corrosion resistance of the side beam.

Wherein, the profile side beam characteristic surface 1 41 and the profile side beam characteristic surface 3 43 are vertically arranged at the bending place of the profile side beam characteristic surface 2 42, and the profile side beam characteristic surface 5 45 passes through the profile side beam characteristic surface perpendicular to it Four 44 is vertically connected with profile edge beam characteristic surface two 42, and profile edge beam characteristic surface six 46 is arranged on profile edge beam characteristic surface four 44 along the extending direction of profile edge beam characteristic surface five 45.

Example 2

On the basis of the profile side beam of a side curtain semi-trailer described in Embodiment 1, the profile side beam characteristic surface one 41, the profile side beam characteristic surface two 42, the profile side beam characteristic surface three 43, and the profile side beam feature The connections between the sections such as surface four 44 , profile side beam characteristic surface five 45 , and profile side beam characteristic surface six 46 are integrally formed. This improvement reduces the number of connections, does not require welding, avoids welding defects, and simplifies the side beam structure.

Example 3

On the basis of the profile side beam of a side curtain semi-trailer described in embodiment 2, the profile side beam also includes profile side beam characteristic surface seven 47, profile side beam characteristic surface eight 48, and the profile side beam characteristic surface The seven 47 and the eighth 48 of profile edge beam characteristic surface are treated as arcs. This improvement reduces abnormal wear of the side curtains.

Wherein, the characteristic surface seven 47 of the profile edge beam is located at the junction of the characteristic surface four 44 of the profile edge beam and the characteristic surface six 46 of the profile edge beam; the characteristic surface eight 48 of the profile edge beam is located at the characteristic surface four 44 of the profile edge beam and the profile The intersection of side beam characteristic surface 2 42.

Example 4

On the basis of the profile side beam of the side curtain semi-trailer described in Embodiment 3, the profile side beam characteristic surface one 41 and the profile side beam characteristic surface eight 48 form a height difference. This improvement can prevent rainwater and the like from flowing onto the cargo platform; it can also provide installation space for the floor hook 21 .

Example 5

As shown in Figures 5 and 6, on the basis of the profile side beam of a side curtain semi-trailer described in Embodiment 4, the characteristic surface 2 42 of the profile side beam is provided with a bottom plate hook fixing hole 71, and is connected to the bottom plate hook 21 active connection.

Described base plate hook 21 comprises base plate hook cross bar 211, base plate hook vertical bar 212, base plate hook connecting plate 213, connecting nut 214, base plate hook cross bar 211 is connected with base plate hook vertical bar 212, and base plate hook connecting plate 213 passes through itself above The hole is movably connected with the base plate hook vertical bar 212, and the connecting nut 214 is fastened by the screw thread on the base plate hook vertical bar 212, so that the base plate hook connecting plate 213 is limited between the base plate hook cross bar 211 and the connecting nut 214. The base plate hook vertical bar 212 passes through the base plate hook fixing hole 71 of the profile edge beam characteristic surface 2 42, so that the profile edge beam feature surface 2 42 is movably connected with the base plate hook 21. When in use, the rope can be fixed on the floor hook cross bar 211 so as to fix the goods in the compartment. It is lower than the floor of the carriage, which does not affect the loading and unloading of goods.

Example 6

As shown in Figures 1, 2, and 3, a vehicle frame containing profile side beams of the side curtain semi-trailer described in Embodiment 1-5 includes profile side beams 25, bottom plate 22, frame beams 23, profile side beams 25 is connected with the base plate 22, and the profile side beam 25 is connected with the vehicle frame beam 23, and the profile profile side beam 25, the base plate 22, and the vehicle frame beam 23 are aluminum alloy materials. Compared with the side beam of the side curtain semi-trailer in the prior art, the improvement reduces the weight of the side beam of the side curtain semi-trailer and improves the corrosion resistance of the side beam of the side curtain semi-trailer.

comparative example

A side curtain semi-trailer, which includes a front box assembly 11, a top assembly 12, a column 13, a side curtain 14, a frame assembly 15, a rear box assembly 16, and supporting devices, axles, suspensions and other components. The two sides of the side curtain semi-trailer are side curtains, and there are side curtain slide rails on the left and right sides of the top. The roller mechanism fixed with the side curtains moves back and forth in the slide rails together with the side curtains during operation. Below the beam, use a tightening device at the lower part of the side beam to tighten the side curtain downward. The longitudinal rear part of the side curtain is fixed in the rear column, and the tightening device fixed in the front column can tighten and fix the side curtain forward. .

As shown in Figure 7, one of the traditional edge beams is I-shaped steel (or welded I-shaped steel) (or channel steel), and the I-shaped steel is composed of a lower flange 51, a web 52, and an upper flange 53. , the bottom plate 54 is welded to the upper wing plate 53 of the side beam, the bottom plate beam 55 is welded to the frame beam 56, and the side curtain will be in contact with the upper wing plate 53 and the lower wing plate 51 on the outside, so that the side curtain fabric will Will be worn and cut by the upper and lower flange edges of the I-beam side beam, reducing the service life of the side curtain. With this structure, the structure is bulky, which is not conducive to the development of lightweight vehicles.

As shown in Figure 8, the traditional side beam is secondly a welded piece formed by tailor-welding several pieces of curved steel plates to be used as the side curtain side beam. The second beam component 62 is welded together, the side beam component one 61 is welded to the bottom plate 63, and the bottom plate cross beam 64 is welded to the vehicle frame cross beam 65. This structural form can effectively reduce the wear of the opposite side curtain of the side beam, but the structure of the side beam itself adopts bending, and the splicing and welding form, the process is complicated, the welding deformation is difficult to control, the structural strength and structural accuracy are unstable, and the production process is affected. High requirements are not conducive to mass production.

The traditional side beams, no matter the structural form shown in Figure 5 or the structural form shown in Figure 6, are all made of steel, which is heavy and easy to corrode.

Finally, it should be noted that the above preferred embodiments are only used to illustrate the technical solutions of the present utility model without limitation. Although the utility model has been described in detail through the above preferred embodiments, those skilled in the art should understand that it can be described in the form Various changes can be made in the above and in the details without departing from the scope defined by the claims of the present invention.

Claims (6)

1. a kind of section bar side bar of aluminium alloy side curtain semitrailer, it is characterised in that：Including section bar side bar characteristic face one, section bar side bar Characteristic face two, section bar side bar characteristic face three, section bar side bar characteristic face four, section bar side bar characteristic face five, section bar side bar characteristic face six, The section bar side bar characteristic face one, section bar side bar characteristic face two, section bar side bar characteristic face three, section bar side bar characteristic face four, section bar Side bar characteristic face five, section bar side bar characteristic face six use aluminum alloy materials.

2. the section bar side bar of aluminium alloy side curtain semitrailer according to claim 1, it is characterised in that：The section bar side bar is special Sign face one, section bar side bar characteristic face two, section bar side bar characteristic face three, section bar side bar characteristic face four, section bar side bar characteristic face five, type Connection mode between edge beam characteristic face six is integrally formed.

3. the section bar side bar of aluminium alloy side curtain semitrailer according to claim 2, it is characterised in that：Further include section bar side bar Characteristic face seven, section bar side bar characteristic face eight；The section bar side bar characteristic face seven and section bar side bar characteristic face eight do circular arc processing.

4. the section bar side bar of aluminium alloy side curtain semitrailer according to claim 3, it is characterised in that：The section bar side bar is special Sign face one forms a difference in height with section bar side bar characteristic face eight.

5. the section bar side bar of aluminium alloy side curtain semitrailer according to claim 4, it is characterised in that：The section bar side bar is special Bottom plate hook mounting hole is offered on sign face two, and is flexibly connected with bottom plate hook.

6. a kind of vehicle frame of the section bar side bar containing any aluminium alloy side curtain semitrailer of Claims 1 to 5, feature exist In：Including section bar side bar, bottom plate, frame cross；The section bar side bar is connected with bottom plate, and section bar side bar connects with frame cross It connects；

The section bar side bar, bottom plate, frame cross are aluminum alloy materials.