CN215097818U

CN215097818U - Pick up carriage body bearing structure

Info

Publication number: CN215097818U
Application number: CN202120634432.3U
Authority: CN
Inventors: 岳志强; 许林倩; 王丽梅
Original assignee: Great Wall Motor Co Ltd
Current assignee: Great Wall Motor Co Ltd
Priority date: 2021-03-29
Filing date: 2021-03-29
Publication date: 2021-12-10
Anticipated expiration: 2031-03-29

Abstract

The utility model provides a pick-up carriage body supporting structure, which comprises a plurality of crossbeams and side connecting parts, wherein the crossbeams extend along the width direction of a vehicle and are assembled at the bottom of the bottom plate of a carriage body; the side connecting parts are formed at two ends of at least one cross beam, each side connecting part is connected to a side component of the carriage body in a manner of extending upwards from the cross beam, and the carriage body is received in a U-shaped structure together with the cross beam. Pick up railway carriage or compartment body bearing structure, through setting up many crossbeams to and be formed at the side connecting portion at least one of which crossbeam both ends, and constitute the structure for the U-shaped of the bearing railway carriage or compartment body, do benefit to the bottom plate that improves the railway carriage or compartment body and lateral part component and bearing structure between be connected rigidity, and have better stability in use.

Description

Pick up carriage body bearing structure

Technical Field

The utility model relates to an automobile parts technical field, in particular to pick up railway carriage or compartment body bearing structure.

Background

In the structural design of a body of a pickup truck, the supporting structure is used as a bearing part for bearing a cargo compartment, and the strength and the rigidity of the supporting structure are very important for the service performance of the cargo compartment. Not only is not beneficial to ensuring the bearing of the pick-up truck carriage when loading the goods; moreover, when the vehicle runs on a complex road condition, torsional deformation or cracking is easy to occur, thereby affecting the durability of the vehicle.

SUMMERY OF THE UTILITY MODEL

In view of this, the present invention provides a pickup carriage supporting structure to improve the connection rigidity between the supporting structure and the carriage, and to provide a better using effect.

In order to achieve the above purpose, the technical scheme of the utility model is realized like this:

a pickup car body support structure, comprising:

a plurality of cross members extending in the vehicle width direction and fitted to the bottom of the floor of the compartment;

and side connecting portions formed at both end portions of at least one of the cross members, each of the side connecting portions being connected to a side member of the car body so as to extend upward from the cross member, and receiving the car body in a U-shaped configuration with the cross member.

Further, the cross-sectional shape of each of the side connecting portions is U-shaped.

Furthermore, the plurality of cross beams comprise two rear cross beams arranged at the rear part of the carriage body; two transition beams which are arranged at intervals are connected between the two rear cross beams, so that a closed area is formed between the two rear cross beams.

Furthermore, the two rear cross beams are arranged in parallel, and the axes of the two transition beams are perpendicular to the axes of the two rear cross beams.

Furthermore, the cross section of the end of each transition beam is U-shaped.

Furthermore, the plurality of cross beams comprise front cross beams arranged at the front part of the carriage body, and a supporting piece which extends towards the rear of the vehicle and supports the bottom plate of the carriage body is arranged on one side of each front cross beam.

Furthermore, the number of the supporting pieces is two, and the two supporting pieces are arranged at intervals along the width direction of the vehicle body and connected to the front cross beam.

Furthermore, the cross section of the end of the supporting piece is U-shaped, and the U-shaped opening of the supporting piece faces the bottom plate of the carriage body.

Furthermore, many the crossbeams are including setting up the middle part crossbeam in railway carriage or compartment body middle part, the lateral part component of railway carriage or compartment body includes railway carriage or compartment body curb plate to and construct in the wheel casing of railway carriage or compartment body curb plate below, the middle part crossbeam is connected on the arch lateral wall of wheel casing.

Furthermore, reverse protruding parts are arranged on the arched side walls, and two end parts of the middle cross beam are connected to the reverse protruding parts through the side connecting parts.

Compared with the prior art, the utility model discloses following advantage has:

pick up railway carriage or compartment body bearing structure, through setting up many crossbeams to and be formed at the side connecting portion at least one of which crossbeam both ends, and constitute the structure for the U-shaped of the bearing railway carriage or compartment body, do benefit to the bottom plate that improves the railway carriage or compartment body and lateral part component and bearing structure between be connected rigidity, and have better stability in use.

In addition, the cross section of the side connecting part is U-shaped, so that the design and implementation on the corresponding cross beam are facilitated, and the structural rigidity is improved. The transition beam is arranged between the two rear cross beams to form a closed area, so that the force applied to one rear cross beam can be dispersed while the connection rigidity between the two rear cross beams is improved, and the problem that the rear cross beam is torn due to the concentrated stress of the rear part of the compartment body is avoided. And the two rear cross beams are arranged in parallel, and the axes of the two transition beams are perpendicular to the axes of the two rear cross beams, so that the structural rigidity of the rear part of the supporting structure is further improved, and the dispersion effect of acting force is further improved.

In addition, the arrangement of the supporting pieces on the front cross beam is beneficial to enhancing the supporting effect of the front part of the supporting structure on the carriage body and the rigidity of the front cross beam. The middle beam is connected to the arched side wall of the wheel cover, so that the rigidity is enhanced by the arched structure of the wheel cover. The arrangement of the reverse protruding parts is beneficial to further strengthening the rigidity of the middle cross beam and improving the vibration attenuation performance of the supporting structure, thereby improving the reliability and durability of the carriage body in use.

Drawings

The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:

fig. 1 is a schematic structural view of a pick-up truck carriage body supporting structure according to an embodiment of the present invention;

FIG. 2 is a bottom view of FIG. 1;

FIG. 3 is a rear view of FIG. 1;

fig. 4 is a schematic structural view of a car body side plate according to an embodiment of the present invention;

description of reference numerals:

1. a carriage body side plate; 2. a first rear cross member; 3. a second rear cross member; 4. a middle cross beam; 5. a front cross member;

101. a wheel cover; 102. a reverse protrusion;

201. a first connecting member; 202. a transition beam; 301. a second connecting member; 401. a fourth connecting member; 501. a third connecting member; 502. and a support member.

Detailed Description

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it should be noted that, if terms indicating orientation or positional relationship such as "upper", "lower", "inner", "outer", etc. appear, they are based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the appearances of the terms first, second, third, fourth, etc. in these figures are only for descriptive purposes and are not to be construed as indicating or implying any relative importance.

In addition, in the description of the present invention, the terms "mounted," "connected," and "connecting" are to be construed broadly unless otherwise specifically limited. For example, the connection can be fixed, detachable or integrated; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. To those of ordinary skill in the art, the specific meaning of the above terms in the present invention can be understood in combination with the specific situation.

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

The embodiment relates to a pickup carriage body supporting structure, which comprises a plurality of cross beams and side connecting parts, wherein the cross beams extend along the width direction of a vehicle and are assembled at the bottom of a bottom plate of a carriage body; the side connecting parts are formed at two ends of at least one cross beam, each side connecting part is connected to a side component of the carriage body in a manner of extending upwards from the cross beam, and the carriage body is received in a U-shaped structure together with the cross beam.

Based on the above overall design concept, an exemplary structure of the pickup car supporting structure described in this embodiment is shown in fig. 1, the car in this embodiment can be a car applied to pickup cars in the prior art, and the side members include car side plates 1 disposed on both sides of the bottom plate, and wheel covers 101 configured below the car side plates 1. The carriage body side plate 1 specifically refers to a side wall inner plate of a carriage body in the prior art.

As shown in fig. 1 and 2 in conjunction, the plurality of cross members includes two rear cross members disposed at the rear of the car and connected to the floor, and for convenience of description, the rear cross member disposed closer to the rear end of the car is referred to as a first rear cross member 2, and the other rear cross member is referred to as a second rear cross member 3. Wherein, the length of first rear portion crossbeam 2 is good at the length of second rear portion crossbeam 3, and the cross section of both is the U-shaped, and the U-shaped opening sets up from the bottom plate of railway carriage or compartment body on first rear portion crossbeam 2 to first apron has been buckled respectively on first rear portion crossbeam 2 and second rear portion crossbeam 3, so that inject the cavity between the two.

The side connecting parts comprise two first connecting pieces 201 which are arranged at two ends of the first rear cross beam 2 and connected with the corresponding carriage body side plates 1, the cross section of each first connecting piece 201 is U-shaped, the opening of the U-shaped is arranged to deviate from the bottom plate, the first connecting pieces 201 are respectively connected with second cover plates in a buckling mode, hollow cavities are also limited due to the fact that the first connecting pieces 201 are connected in a buckling mode, and therefore the rigidity of the first rear cross beam 2 is further improved, and the effect of absorbing vibration excitation is further improved.

As shown in fig. 1, the U-shaped opening of the second rear cross member 3 faces the bottom plate of the car body to define a cavity therebetween, and the side connecting portion further includes two second connecting members 301 disposed at two ends of the second rear cross member 3 and connected to the corresponding car body side plates 1. The second connecting piece 301 is L-shaped, the cross section of the second connecting piece is U-shaped, and a cavity can be limited between the second connecting piece and the carriage body side plate 1 of the corresponding side, so that the bearing effect of the bottom plate of the carriage body and the carriage body side plate 1 can be improved.

In this embodiment, U-shaped structures are formed between the first rear cross beam 2 and the two first connecting members 201, and between the second rear cross beam 3 and the two second connecting members 301, which is beneficial to improving the bearing rigidity of the rear portion of the car body, and is also beneficial to absorbing the vibration excitation transmitted to the bottom plate and the car body side plate 1 through the cavity defined between the bottom plate and the car body side plate.

Considering that the rear part of the car is a location which is often stressed, in this embodiment, two transition beams 202 are connected between the first rear cross beam 2 and the second rear cross beam 3 in a spaced arrangement so as to form a closed area between the first rear cross beam 2 and the second rear cross beam 3. So set up, can promote between first rear cross beam 2 and the second rear cross beam 3 rigidity of being connected, will act on first rear cross beam 2 or the effort of second rear cross beam 3 and disperse to avoid leading to first rear cross beam 2 and the problem of tearing to appear in second rear cross beam 3 because of the railway carriage or compartment body rear portion atress is concentrated.

As a preferred embodiment, as shown in fig. 1 and 2, the first rear cross member 2 and the second rear cross member 3 are arranged in parallel, and the axes of the two transition beams 202 are perpendicular to the axis of the first rear cross member 2. The closed area formed by the enclosing structure is rectangular due to the arrangement, so that the design and implementation are convenient, and the transmission effect of the acting force is improved. The two transition beams 202 in this embodiment have U-shaped cross sections, and the U-shaped openings are disposed facing the bottom plate and define a cavity with the bottom plate.

In addition, the cross beams in this embodiment further include a front cross beam 5 disposed at the front of the car, and a supporting member 502 extending toward the rear of the vehicle to support the car floor is disposed at one side of the front cross beam 5. Continuing to refer to FIG. 1, a front cross member 5 is attached to the front of the floor and is also U-shaped in cross-section to define a cavity with the floor. The two supports 502 in this embodiment are connected to both ends of the front cross member 5 in the vehicle width direction, and the two supports 502 are connected to each other. Preferably, the axes of the two supports 502 are perpendicular to the axis of the front cross member 5, so that the single support 502 is connected with the front cross member 5 in a T-shaped structure. The cross-sectional shape of the end of the support member 502 is U-shaped, and the U-shaped opening of the support member 502 faces the floor of the car, and a cavity can be defined between the support member 502 and the floor due to the connection therebetween.

To further improve the usage effect of the front cross beam 5, referring to fig. 1, the side connecting parts further include third connecting parts 501 provided at both ends of the front cross beam 5, and the two third connecting parts 501 and the front cross beam 5 form a U-shaped structure for receiving the front part of the compartment. The third connecting member 501 is also L-shaped, the supporting members 502 are respectively connected to the connecting portions between the third connecting member 501 and the front cross beam 5, the cross section of the third connecting member 501 is U-shaped, and a cavity can be defined between the third connecting member 501 and the car body side plate 1.

With continuing reference to fig. 1 and 2, the plurality of cross beams in this embodiment include a middle cross beam 4 disposed in the middle of the compartment, the two ends of the middle cross beam 4 are respectively connected with a fourth connecting member 401, and a U-shaped structural manner is defined between the two fourth connecting members 401 and the middle cross beam 4 to bear the middle of the compartment. The length of the middle cross beam 4 is set corresponding to the width of the carriage body, the cross sections of the middle cross beam 4 and the fourth connecting piece 401 are both U-shaped, and a cavity is defined between the middle cross beam 4 and the bottom plate and between the middle cross beam and the carriage body side plate 1.

In a preferred embodiment, referring to fig. 3 and 4, in this embodiment, the wheel housing 101 is formed by recessing the car body side panel 1, an arched side wall is formed on the wheel housing 101 due to the recessing arrangement of the wheel housing 101, and both ends of the middle cross beam 4 are connected to the corresponding arched side wall via the corresponding fourth connecting member 401. Referring to fig. 4, each of the arched sidewalls is provided with a reverse protrusion 102 protruding outward, and both ends of the middle cross member 4 are connected to the corresponding reverse protrusions 102 by fourth connectors 401. Each of the reverse protrusions 102 is two arranged at intervals on each of the arcuate side walls, and by adding the reverse protrusions 102 to the wheel house 101, the rigidity of the wheel house 101, and the stability in use are improved.

It should be noted that the side connecting portions in the present embodiment may be provided on only one or two of the rear cross member, the front cross member 5, and the middle cross member 4, respectively, and in this case, the effect of improving the overall rigidity of the support structure can also be achieved. In addition, in order to further improve the usage effect of the side connection portion, the heights of the first connection member 201 and the second connection member 301 in this embodiment are greater than the height of the third connection member 501, and the height of the third connection member 501 is greater than or equal to the height of the fourth connection member 401.

In order to improve the connection effect between the cross beams and the connecting pieces as well as between the bottom plate and the side plates 1 of the compartment body, outward flanges are formed on the edges of the two sides of the cross beams and the edges of the two sides of the connecting pieces. The flanges of the fourth link 401 are connected to the corresponding reverse protrusions 102. The flanging has simple structure, is convenient for processing and forming and has good connecting effect. Moreover, the cross-section of the cross beam, the cross-section of the connecting member, and the cross-section of the transition beam 202 may be U-shaped, and other shapes may be adopted to facilitate design and implementation of the cross beam, the connecting member, and the transition beam 202.

The pick-up carriage body supporting structure of the embodiment forms a U-shaped structure for supporting the carriage body by arranging a plurality of cross beams and side connecting parts formed at two end parts of at least one of the cross beams, is favorable for improving the connecting rigidity between the bottom plate and the side part member of the carriage body and the supporting structure, and has better use stability. The whole supporting structure is provided with a U-shaped closed area formed by the beams and the side connecting parts, two rear beams and the transition beam 202, the front beam 5 and the support 502, and the reverse protruding part 102 for connecting the middle beam 4 to the arched side wall, so that the rigidity of the whole supporting structure can be improved, the excitation transmitted to the supporting structure by an engine and a road surface can be effectively attenuated, and the NVH performance of the supporting structure can be effectively improved. In addition, the whole supporting structure forms a continuous and complete stress system, so that the reliability and the durability of the carriage body are improved.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A pick up railway carriage or compartment body bearing structure which characterized in that includes:

2. The pick-up truck carriage support structure of claim 1, wherein: the cross section of each side connecting part is U-shaped.

3. The pick-up truck carriage support structure of claim 1 or 2, wherein: the plurality of cross beams comprise two rear cross beams arranged at the rear part of the carriage body; two spaced transition beams (202) are connected between the two rear cross beams to form a closed area between the two rear cross beams.

4. The pick-up truck carriage support structure of claim 3, wherein: the two rear cross beams are arranged in parallel, and the axes of the two transition beams (202) are perpendicular to the axes of the two rear cross beams.

5. The pick-up truck carriage support structure of claim 3, wherein: the cross section of the end of the two transition beams (202) is U-shaped.

6. The pick-up truck carriage support structure of claim 1 or 2, wherein: the cross beams comprise a front cross beam (5) arranged at the front part of the carriage body, and a supporting piece (502) which extends towards the rear of the vehicle and is used for supporting the bottom plate of the carriage body is arranged on one side of the front cross beam (5).

7. The pick-up truck carriage support structure of claim 6, wherein: the number of the supporting pieces (502) is two, and the two supporting pieces (502) are arranged at intervals in the width direction of the vehicle body and connected to the front cross beam (5).

8. The pick-up truck carriage support structure of claim 6, wherein: the cross section of the end of the support (502) is U-shaped, and the U-shaped opening of the support (502) faces the bottom plate of the carriage.

9. The pick-up truck carriage support structure of claim 1 or 2, wherein: many the crossbeam is including setting up middle part crossbeam (4) in railway carriage or compartment body middle part, the lateral part component of railway carriage or compartment body is including railway carriage or compartment body curb plate (1), and construct in wheel casing (101) of railway carriage or compartment body curb plate (1) below, middle part crossbeam (4) are connected on the arch lateral wall of wheel casing (101).

10. The pickup truck carriage support structure of claim 9, wherein: the arched side walls are provided with reverse protruding parts (102), and two end parts of the middle cross beam (4) are connected to the reverse protruding parts (102) through the side connecting parts.