CN217804680U

CN217804680U - Framework type lifting and supporting mechanism for vehicle body bottom plate

Info

Publication number: CN217804680U
Application number: CN202220952701.5U
Authority: CN
Inventors: 武林; 赵现亮; 张玉明; 贾俊涛
Original assignee: Beijing No1 Cheku Automobile Technology Co ltd
Current assignee: Beijing No1 Cheku Automobile Technology Co ltd
Priority date: 2022-04-24
Filing date: 2022-04-24
Publication date: 2022-11-15
Anticipated expiration: 2032-04-24

Abstract

The utility model relates to a framework type vehicle body bottom plate lifting support mechanism, which comprises a support beam, a lifting upright post and an upright post cover plate, wherein the support beam is fixedly arranged on the bottom plate of the framework type vehicle body by welding; a first cavity is arranged in the lifting upright column along the vertical direction, the first cavity extends to the upper end surface and the lower end surface of the lifting upright column respectively, and the upper end of the lifting upright column is fixedly arranged on the lower surface of the supporting cross beam through welding; the shape of the upright post cover plate is square, the width of the upright post cover plate is equal to that of the lifting upright post, and the upright post cover plate is fixedly arranged at the bottom of the lifting upright post through welding; the upper surface of the column cover plate is fixedly provided with a fastening nut through welding, a first through hole is formed in the position, located on the fastening nut, of the column cover plate, and the inner diameter of the first through hole is smaller than that of the fastening nut. The beneficial effects of the utility model reside in that, a simple structure, convenient operation and safe and reliable's skeleton formula underbody lifting supporting mechanism is provided.

Description

Framework type lifting supporting mechanism for vehicle body bottom plate

Technical Field

The utility model relates to a framework type vehicle body bottom plate lifting and supporting mechanism.

Background

Along with the ever-increasing of market electric motor car reserves, more and more electric automobile is gradually walking into ordinary family, and vehicle later stage maintenance convenient operation nature is also being paid attention to by more people gradually, and whether convenient to use is carried to the position and the structural design of electric motor car bottom lifting point, also can bring more audio-visual experience for the user.

Because the battery pack of the framework type electric vehicle is arranged right below the vehicle body, in order to avoid seeing the battery pack of the vehicle on the side face of the vehicle body, the lower boundaries of the side wall doorsills on the two sides of the vehicle specially extend downwards to shield parts such as the battery pack at the bottom of the vehicle. This results in a low profile in the underbody region on both sides and a high profile in the center. The traditional stamping type vehicle body structure generally adopts a threshold which is a main structure stressed on two sides of a whole vehicle, and can be used as a lifting point of the whole vehicle only by locally reinforcing the front and rear positions of the threshold, and the position is close to the outside of the vehicle, so that the operation is easier. The main stress structure of the skeleton type car body structure is a floor skeleton, and a threshold outer plate of the skeleton car body is only a layer of outer covering piece and does not have the capacity of bearing the weight of the whole car. When going up the machine of lifting, in order to avoid damaging the outer plate, need to lift the tray and reduce earlier and stretch into the car in and then rise to automobile body floor skeleton, there is the operation inconvenient, lifts the unstable problem of back vehicle.

SUMMERY OF THE UTILITY MODEL

In view of the above problems in the prior art, the main object of the present invention is to provide a framework type underbody lifting support mechanism with simple structure, convenient operation, safety and reliability.

The technical scheme of the utility model is like this:

the utility model provides a framework underbody lifts supporting mechanism, includes supporting beam, lifts stand and stand apron, wherein:

the supporting cross beam is square and is fixedly arranged on a bottom plate of the framework type vehicle body through welding; the lifting upright post is cuboid, a first cavity is arranged in the lifting upright post along the vertical direction and extends to the upper end surface and the lower end surface of the lifting upright post respectively, the height of the lifting upright post is larger than the length of the lifting upright post, and the upper end of the lifting upright post is fixedly arranged on the lower surface of the supporting cross beam through welding; the shape of the upright post cover plate is square, the thickness of the upright post cover plate is smaller than the width of the upright post cover plate, the length of the upright post cover plate is equal to that of the lifting upright post, the width of the upright post cover plate is equal to that of the lifting upright post, and the upright post cover plate is fixedly arranged at the bottom of the lifting upright post through welding; the upper surface of the upright post cover plate is fixedly provided with a fastening nut through welding, the upright post cover plate is provided with a first through hole at the position of the fastening nut, and the inner diameter of the first through hole is smaller than that of the fastening nut.

The supporting beam is provided with a second cavity along the length direction, and the second cavity extends to the left end and the right end of the supporting beam respectively.

The supporting cross beam and the lifting upright post are both formed by sectional materials.

The anti-skid device is characterized by further comprising an anti-skid pad, wherein the anti-skid pad is square, a positioning groove is formed in the lower surface of the anti-skid pad, and the anti-skid pad is fixedly arranged on the lower surface of the upright post cover plate through a fastening bolt.

The bottom of the positioning groove is provided with a second through hole, the second through hole corresponds to the first through hole, and the fastening bolt sequentially penetrates through the second through hole and the first through hole and is fastened and connected with the fastening nut.

The length of the non-slip mat is equal to that of the upright post cover plate, and the width of the non-slip mat is equal to that of the upright post cover plate.

The thickness of the non-slip mat is larger than that of the upright post cover plate, and the thickness of the non-slip mat is smaller than the height of the lifting upright post.

The inner diameter of the second through hole is larger than the outer diameter of the fastening bolt, and the inner diameter of the first through hole is smaller than the inner diameter of the second through hole.

The non-slip mat is made of rubber, and the distance L between the plane where the lower surface of the non-slip mat is located and the plane where the lower end surface of the vehicle body is located is larger than 10mm.

The left end of the supporting cross beam is provided with a first inclined part, and the first inclined part is fixedly arranged on one side wall of the bottom plate through welding; the right end of the supporting beam is provided with a second inclined part, and the second inclined part is fixedly arranged on the other side wall of the bottom plate through welding.

The utility model has the advantages of it is following and beneficial effect: the lifting support mechanism for the framework type vehicle body bottom plate provided by the embodiment of the utility model is additionally arranged on the bottom plate of the framework type vehicle body, so that the lifting arm can be effectively prevented from damaging the outer plate of the framework type vehicle body or other parts on the bottom plate; and simultaneously, the embodiment of the utility model provides a framework type vehicle body bottom plate lifts supporting mechanism is independent of other mechanical structure of framework type automobile body, looks for and lifts some swift convenience more, consequently has easy operation and swift characteristics, and fail safe nature still can obtain the promotion of certain degree.

Drawings

Fig. 1 is an exploded schematic view of a framework type underbody lifting support mechanism provided in an embodiment of the present invention.

Fig. 2 is a schematic cross-sectional structural view of the framework type underbody lifting support mechanism provided by the embodiment of the present invention.

Fig. 3 is a schematic view of a bottom plate of a chassis type vehicle body bottom plate lifting support mechanism, a lifting arm, and a vehicle body.

Fig. 4 is an exploded schematic view of the framework type underbody lifting support mechanism provided by the embodiment of the present invention without the supporting beam.

Fig. 5 is a schematic view of the lifting column, the column cover plate and the non-slip mat according to the embodiment of the present invention.

Fig. 6 is a left side view schematic structural diagram of the lifting column, the column cover plate and the non-slip mat provided by the embodiment of the present invention.

Fig. 7 is an enlarged schematic perspective view of a pillar cover according to an embodiment of the present invention.

Fig. 8 is a schematic view of the bottom-view structure of the framework type underbody lifting support mechanism and the bottom of the body of the vehicle according to the embodiment of the present invention.

Detailed Description

To make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the attached drawings in the embodiments of the present invention are combined to clearly and completely describe the technical solution in the embodiments of the present invention, and obviously, the described embodiments are part of the embodiments of the present invention, rather than all embodiments. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without making creative efforts belong to the protection scope of the present invention.

In the description of the present invention, 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 orientations or positional relationships 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 and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 invention can be understood according to specific situations by those of ordinary skill in the art.

The invention will be further described with reference to the drawings and specific embodiments.

As shown in fig. 1 to 8: do the embodiment of the utility model provides a skeleton type underbody lifting support mechanism, including supporting beam 1, lift stand 2 and stand apron 3, wherein:

the supporting beam 1 is square, and the supporting beam 1 is fixedly arranged on a bottom plate 40 of the framework type vehicle body 4 through welding; the shape of the lifting upright post 2 is a cuboid, a first cavity 20 is arranged in the lifting upright post 2 along the vertical direction, the first cavity 20 extends to the upper end face and the lower end face of the lifting upright post 2 respectively, the height of the lifting upright post 2 is larger than the length of the lifting upright post, and the upper end of the lifting upright post 2 is fixedly arranged on the lower surface of the supporting beam 1 through welding; the shape of the upright post cover plate 3 is square, the thickness of the upright post cover plate 3 is smaller than the width of the upright post cover plate, the length of the upright post cover plate 3 is equal to the length of the lifting upright post 2, the width of the upright post cover plate 3 is equal to the width of the lifting upright post 2, and the upright post cover plate 3 is fixedly arranged at the bottom of the lifting upright post 2 through welding; the upper surface of column cover plate 3 is provided with fastening nut 5 through welded fastening, column cover plate 3 is last to be located fastening nut 5's position is provided with first through-hole 31, just the internal diameter of first through-hole 31 is less than fastening nut 5's internal diameter.

Through the design, namely, the framework type underbody lifting support mechanism provided by the embodiment of the invention is additionally arranged on the bottom plate 40 of the framework type underbody 4, so that the lifting arm 8 can be effectively prevented from damaging the outer plate of the framework type underbody or other parts on the bottom plate 40; and simultaneously, the embodiment of the utility model provides a framework type vehicle body bottom plate lifts supporting mechanism is independent of other mechanical structure of framework type automobile body, looks for and lifts some swift convenience more, consequently has easy operation and swift characteristics, and fail safe nature still can obtain the promotion of certain degree.

The supporting beam 1 is provided with a second cavity 10 along the length direction, and the second cavity 10 extends to the left end and the right end of the supporting beam 1 respectively. Through the design, namely the interior of the supporting beam 1 is of a hollow structure, the weight of the supporting beam 1 can be reduced.

The supporting beam 1 and the lifting upright post 2 are both formed by sectional materials. Through the design, the supporting beam 1 and the lifting upright post 2 are both prepared by the sectional materials, so that the strength of the supporting beam 1 and the strength of the lifting upright post 2 can be effectively improved, the purpose of prolonging the service life of the supporting beam 1 and the service life of the lifting upright post 1 is further achieved, and the safety and reliability are improved to a certain degree.

The embodiment of the utility model provides a skeleton type underbody lifting support mechanism still includes slipmat 6, slipmat 6's shape is square, slipmat 6's lower surface is provided with positioning groove 60, slipmat 6 is in through the fixed setting of fastening bolt 7 the lower surface of stand apron 3. Through the design, namely, the anti-skidding mat 6 is arranged on the lower surface of the upright post cover plate 3, the anti-skidding efficiency of the upright post cover plate 3 can be improved, and the safety and reliability are greatly improved; meanwhile, a fastening nut 5 is fixedly arranged on the upper surface of the column cover plate 3 through welding, a first through hole 31 is formed in the column cover plate 3 at the position of the fastening nut 5, and the inner diameter of the first through hole 31 is smaller than that of the fastening nut 5.

The bottom of the positioning groove 60 is provided with a second through hole 62, the second through hole 62 corresponds to the first through hole 31, and the fastening bolt 7 sequentially penetrates through the second through hole 62 and the first through hole 31 to be fastened and connected with the fastening nut 5. During the installation, fastening bolt 7 runs through second through-hole 62 and first through-hole 31 to be connected with fastening nut 5, thereby improve slipmat 6 and pillar apron 3 matched with fastness, fail safe nature obtains promoting, still makes things convenient for the dismantlement and the maintenance in equipment and the later stage in earlier stage simultaneously.

The length of the non-slip mat 6 is equal to that of the upright post cover plate 3, and the width of the non-slip mat 6 is equal to that of the upright post cover plate 3. Through the design, the length and the width of the non-slip mat 6 are respectively equal to those of the upright post cover plate 3, and the processing and the later-stage assembly are convenient.

The thickness of the non-slip mat 6 is larger than that of the upright post cover plate 3, and the thickness of the non-slip mat 6 is smaller than the height of the lifting upright post 2. Through the design, the thickness of the non-slip mat 6 is designed to be larger than that of the upright post cover plate 3, so that the strength of the non-slip mat 6 can be improved, and the purpose of prolonging the service life of the non-slip mat 6 is achieved; at the same time.

The internal diameter of second through-hole 62 is greater than fastening bolt 7's external diameter, just the internal diameter of first through-hole 31 is less than fastening bolt 7's installation is made things convenient for, improves the efficiency of equipment earlier stage.

The anti-skid pad 6 is made of rubber, the specific thickness of the anti-skid pad can be customized, the universality of the anti-skid pad is ensured to the maximum extent, and the utilization efficiency is improved; the distance L between the plane of the lower surface of the non-slip mat 6 and the plane of the lower end surface of the vehicle body 4 is larger than 10mm, so that the attractive appearance of the side surface of the vehicle body can be ensured. The anti-skid stability of the supporting points can be greatly improved by installing the anti-skid pad 6 at the bottom of the upright post cover plate 3.

A first inclined part 11 is arranged at the left end of the supporting beam 1, and the first inclined part 11 is fixedly arranged on one side wall of the bottom plate 40 through welding; the right end of the supporting beam 1 is provided with a second inclined portion 12, and the second inclined portion 12 is fixedly provided on the other side wall of the bottom plate 40 by welding. Through the design, namely, the front end and the rear end of the left side of the bottom plate 40 on the vehicle body 4 are respectively provided with the framework type vehicle body bottom plate lifting and supporting mechanism provided by the embodiment of the utility model; simultaneously, it is provided with one respectively to lie in bottom plate 40 right side front end and rear end on automobile body 4 the embodiment of the utility model provides a framework formula vehicle body bottom plate lifts supporting mechanism, conveniently lifts arm 8 and lifts automobile body 4, and does not damage other mechanical parts of automobile body planking or bottom plate 40 bottom, has the accurate and convenient operation swift characteristics of location.

Finally, it should be noted that: the above-mentioned embodiments are only used for illustrating the technical solution of the present invention, and not for limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims

1. The utility model provides a framework vehicle body floor lifts supporting mechanism which characterized in that: including supporting beam, lift stand and stand apron, wherein:

the supporting cross beam is square and fixedly installed on a bottom plate of the framework type vehicle body through welding; the lifting upright post is cuboid, a first cavity is arranged in the lifting upright post along the vertical direction, the first cavity extends to the upper end face and the lower end face of the lifting upright post respectively, the height of the lifting upright post is larger than the length of the lifting upright post, and the upper end of the lifting upright post is fixedly arranged on the lower surface of the supporting cross beam through welding; the lifting upright post is characterized in that the upright post cover plate is square, the thickness of the upright post cover plate is smaller than the width of the upright post cover plate, the length of the upright post cover plate is equal to that of the lifting upright post, the width of the upright post cover plate is equal to that of the lifting upright post, and the upright post cover plate is fixedly arranged at the bottom of the lifting upright post through welding; the upper surface of the upright post cover plate is fixedly provided with a fastening nut through welding, the upright post cover plate is provided with a first through hole at the position of the fastening nut, and the inner diameter of the first through hole is smaller than that of the fastening nut.

2. The skeletal underbody lift support mechanism of claim 1, wherein the support beam is provided with a second cavity along the length direction, and the second cavity extends to the left and right ends of the support beam, respectively.

3. The skeletal underbody lift support mechanism of claim 2, wherein the support cross member and the lift posts are each comprised of a section bar.

4. The framework type vehicle body bottom plate lifting support mechanism according to any one of claims 1-3, further comprising a non-slip mat, wherein the non-slip mat is square, a positioning groove is formed in the lower surface of the non-slip mat, and the non-slip mat is fixedly arranged on the lower surface of the upright post cover plate through a fastening bolt.

5. The framework type vehicle body bottom plate lifting support mechanism as claimed in claim 4, wherein a second through hole is formed in the bottom of the positioning groove, the second through hole corresponds to the first through hole, and the fastening bolt penetrates through the second through hole and the first through hole in sequence and is fastened and connected with the fastening nut.

6. The skeletal underbody lift support mechanism of claim 4, wherein the length of the cleat is equal to the length of the pillar panel and the width of the cleat is equal to the width of the pillar panel.

7. The skeletal underbody lift support mechanism of claim 6, wherein the thickness of the skid pads is greater than the thickness of the cover plates of the pillars and the thickness of the skid pads is less than the height of the lifting pillars.

8. The skeletal underbody lift support mechanism of claim 5, wherein an inner diameter of the second through hole is larger than an outer diameter of the fastening bolt, and an inner diameter of the first through hole is smaller than an inner diameter of the second through hole.

9. The skeletal underbody lift support mechanism of claim 4, wherein the anti-slip mat is made of rubber, and a distance L between a plane of a lower surface of the anti-slip mat and a plane of a lower end surface of the body is greater than 10mm.

10. The skeletal vehicle underbody lifting support mechanism according to claim 1, wherein a first inclined portion is provided at a left end of the support beam, and the first inclined portion is fixedly provided at one side wall of the underbody by welding; the right end of the supporting beam is provided with a second inclined part, and the second inclined part is fixedly arranged on the other side wall of the bottom plate through welding.