CN209208878U - A kind of automobile, rear floor and its beam structure - Google Patents
A kind of automobile, rear floor and its beam structure Download PDFInfo
- Publication number
- CN209208878U CN209208878U CN201821928470.4U CN201821928470U CN209208878U CN 209208878 U CN209208878 U CN 209208878U CN 201821928470 U CN201821928470 U CN 201821928470U CN 209208878 U CN209208878 U CN 209208878U
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- connecting hole
- connecting tube
- cross
- beam body
- base plate
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- Automotive Seat Belt Assembly (AREA)
Abstract
The utility model relates to vehicle structure technical fields, more particularly to a kind of rear floor crossmember structure, including cross-beam body, the cross-beam body includes panel part and base plate, cross-beam body is equipped with several mounting structures for being used to install seat or safety belt, mounting structure includes the first connecting hole of coaxial arrangement, second connecting hole and connecting tube, first connecting hole is opened in panel part, second connecting hole is opened in base plate, connecting tube passes through the first connecting hole and the second connecting hole, the first end of connecting tube is fixed with the first connecting hole, the second end of connecting tube is fixed with the second connecting hole.The utility model improves the installation rigidity of seat and safety belt；The utility model relates to a kind of automobile rear floors, the beam structure including left stringer, right vertical beam sum, and left stringer and right vertical beam are connected to the both ends of cross-beam body；The utility model relates to a kind of automobile, including beam structure improve the safety that automobile uses to improve the installation strength of seat and safety belt.
Description
Technical field
The utility model relates to vehicle structure technical field more particularly to a kind of automobiles, rear floor and its beam structure.
Background technique
Seat or safety belt are installed in the prior art, installation point is arranged on the panel on rear floor, in order to guarantee to install
The intensity and toughness of point generallys use that thickness is larger, panel material of heavier-weight for the local stress on floor after dispersing, and leads
The weight of floor entirety increases after cause, and which results in the increases of car body weight, improve cost.In addition, pacifying in the prior art
Full band is welded on rear floor by fixture nut, and welding process will lead to rear floor and generate thermal deformation, influences welding position week
The material property on side causes to install the requirement that Stiffness is unable to satisfy safety belt and seat installation rigidity.
Utility model content
The purpose of the utility model is to provide helping to improve seat or safety belt installation rigidity, and structure is simple, installation
A kind of convenient automobile, rear floor and its beam structure.
In order to achieve the above purpose, the utility model provides a kind of rear floor crossmember structure comprising cross-beam body,
The cross-beam body includes panel part and base plate, and the cross-beam body is equipped with several peaces for being used to install seat or safety belt
Assembling structure, the mounting structure include the first connecting hole, the second connecting hole and the connecting tube of coaxial arrangement, first connecting hole
It is opened in panel part, second connecting hole is opened in base plate, and the connecting tube passes through the first connecting hole and the second connecting hole,
The first end of the connecting tube is fixed with the first connecting hole, and the second end of the connecting tube is fixed with the second connecting hole.
Preferably, the connecting tube includes first connecting portion for riveting with the first connecting hole and for connecting with second
The second connecting portion of hole riveting, the first connecting portion are the protrusion of the end relative to connecting tube, the first connecting portion
Periphery is equipped with the first embossing ring gear, and the periphery of the second connecting portion is equipped with the second embossing ring gear.
Preferably, the aperture of first connecting hole is less than the aperture of second connecting hole.
Preferably, the two sides of the base plate are connected to panel part and are respectively formed between base plate and panel part
Hollow cavity, the connecting tube runs through the cavity, and one end of the connecting tube is fixedly connected on first connecting hole,
The other end of the connecting tube is fixedly connected on second connecting hole.
Preferably, the middle part of the base plate is equipped with reinforcement part, and the reinforcement part is fixedly connected with the panel part.
Preferably, the hardness of the connecting tube is higher than the hardness of the cross-beam body.
In order to realize identical purpose, the utility model also provides a kind of automobile rear floor comprising left stringer, right vertical beam
With above-mentioned beam structure, the left stringer and right vertical beam melt thread tapping riveting process using heat and are connected to the crossbeam sheet
The both ends of body.
In order to realize identical purpose, the utility model also provides a kind of automobile comprising above-mentioned automobile rear floor.
Implement the embodiments of the present invention, has following technical effect that
The utility model passes through the panel part and base plate of connecting tube connecting cross beam ontology, and automotive seat or safety belt is made to exist
When being installed by the mounting structure, seat and safety belt are connected to the inside of cross-beam body when being connected to connecting tube, improve
The rigidity of installation when the both ends of connecting tube are connected respectively to the first connecting hole and the second connecting hole, applies safety belt or seat
The panel part of cross-beam body is distributed to by the junction of connecting tube and the first connecting hole and the second connecting hole to the power of connecting tube
And base plate, and then improve the stability and the degree of reliability of seat and safety belt installation.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the preferred embodiment in the utility model；
Fig. 2 is the cross-sectional view in Fig. 1 at A-A；
Fig. 3 is the cross-sectional view in Fig. 1 at B-B；
Fig. 4 is the assembling schematic diagram of Fig. 2；
Fig. 5 is the structural schematic diagram of connecting tube in the preferred embodiment in the utility model；
Fig. 6 is the assembly structure figure of the preferred embodiment in the utility model middle cross beam ontology, left stringer and right vertical beam.
Description of symbols:
1, cross-beam body, 2, panel part, 3, base plate, 4, mounting structure, the 41, first connecting hole, the 42, second connecting hole,
43, connecting tube, 431, first connecting portion, 432, second connecting portion, the 433, first embossing ring gear, the 434, second embossing ring gear, 5,
Left stringer, 6, right vertical beam, 7, cavity.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.Below
Embodiment is not intended to limit the scope of the present invention for illustrating the utility model.
With reference to Fig. 1~4, a kind of rear floor crossmember structure is present embodiments provided, including cross-beam body 1, cross-beam body 1 wrap
Panel part 2 and base plate 3 are included, cross-beam body 1 is equipped with several mounting structures 4 for being used to install seat or safety belt, installation knot
Structure 4 includes the first connecting hole 41, the second connecting hole 42 and the connecting tube 43 of coaxial arrangement, and the first connecting hole 41 is opened in panel part
2, the second connecting hole 42 is opened in base plate 3, and the first end of connecting tube 43 is connect with the first connecting hole 41, and the second of connecting tube 43
End is connect with the second connecting hole 42.The utility model structure is simple, passes through 2 He of panel part of 43 connecting cross beam ontology 1 of connecting tube
Base plate 3 makes automotive seat or safety belt when being installed by the mounting structure 4, and seat and safety belt are connected to connection
It is connected to the inside of cross-beam body 1 when pipe 43, improves the rigidity of installation, the both ends of connecting tube 43 are connected respectively to the first connecting hole
41 and when the second connecting hole 42, make safety belt or seat be applied to the power of connecting tube by connecting tube 43 and the first connecting hole 41 and
The junction of second connecting hole 42 is distributed to the panel part 2 and base plate 3 of cross-beam body 1, and then improves seat and safety belt peace
The stability and the degree of reliability of dress.
Further, 43 both ends of connecting tube are riveted with the first connecting hole 41 and the second connecting hole 42 respectively, in connecting tube 43
During pressing with the first connecting hole 41 and the second connecting hole 42, the first connecting hole 41 and 42 periphery of the second connecting hole is made to generate modeling
Property deformation, to connecting tube 43 is embedded between panel part 2 and base plate 3, and plastic deformation does not change panel part 2 and bottom
The material property in plate portion 3 stablizes the periphery material property retention of the first connecting hole 41 and the second connecting hole 42.
With reference to Fig. 5, the connecting tube 43 of the present embodiment include first connecting portion 431 for being riveted with the first connecting hole 41 and
Second connecting portion 432 for being riveted with the second connecting hole 42, specifically, first connecting portion 431 is relative to connecting tube 43
The protrusion of end, the periphery of first connecting portion 431 are equipped with the first embossing ring gear 433, and the periphery of second connecting portion 432 is equipped with second
It is embossed ring gear 434, makes the both ends of connecting tube 43 in carrying out riveting process, the periphery of the first connecting hole 41 and the second connecting hole 42
Riveting enters in the first embossing ring gear 433 and the second embossing ring gear 434, improves connecting tube 43 and the first connecting hole 41 and the second connecting hole
42 bonding strength.
Specifically, the aperture of the first connecting hole 41 keeps connecting tube 43 larger from aperture less than the aperture of the second connecting hole 42
The second connecting hole 42 penetrate, so that making the first of first connecting portion 431 to be embossed ring gear 433 is pressed in the inner end of the first connecting hole 42
Face and the first connecting hole 41 rivet, while the second connecting hole 42 and the second embossing ring gear 434 of second connecting portion 432 carry out riveting
It connects.
With reference to Fig. 2~Fig. 4, the two sides of the present embodiment base plate 3 are connected to panel part 2 and in base plate 3 and panels
Hollow cavity 7,43 through cavities 7 of connecting tube are formed between portion 2, and its both ends is connect with the first connecting hole 41 and second respectively
Hole 42 is fixedly connected, and makes cross-beam body 1 when by shock and vibration, and the cavity formed between base plate 3 and panel part 2 makes bottom
There is certain buffering to deform for plate portion 3 and panel part 2, reduce the vibration that cross-beam body 1 transmits, and improve seat and safety belt installation
In the stability of cross-beam body 1.
With reference to FIG. 1 to FIG. 4,3 both ends of base plate of the present embodiment are connected to panel part 2, and the middle part of base plate 3 is equipped with
Reinforcement part, the reinforcement part are fixedly connected with panel part 2, further strengthen the bonding strength of panel part 2 and base plate 3, to mention
The rigidity of high seat and safety belt installation.
Further, the hardness of connecting tube 43 is higher than the hardness of cross-beam body 1, makes the pressure of connecting tube 43 Yu cross-beam body 1
During riveting, plastic deformation is generated positioned at the first connecting hole 41 of cross-beam body 1 and 42 periphery of the second connecting hole, thus will connection
Pipe 43 is embedded in cross-beam body 1.
With reference to Fig. 6, a kind of automobile rear floor of the present embodiment, including left stringer 5, right vertical beam 6 and above-mentioned crossbeam knot
Structure, left stringer 5 and right vertical beam 6 melt the both ends that thread tapping riveting process is connected to cross-beam body 1 using heat, that is, are connecting
Cheng Zhong softens cross-beam body 1, left stringer 5 and right vertical beam 6 by the high speed rotation of screw, and acts in huge axial compressive force
It is lower squeeze simultaneously screw in cross-beam body 1 and left stringer 5 or right vertical beam 6, make cross-beam body 1 respectively with 6 screw thread of left stringer 5 and right vertical beam
Connection, can realize unilateral connection in cross-beam body 1, left stringer 5 and right vertical beam 6 compared with small deformation, so that connection is more
Add conveniently；In addition, screw can be dismantled, recycling is convenient.
A kind of automobile of the present embodiment, using above-mentioned beam structure, to improve the installation strength of seat and safety belt,
Improve the safety that automobile uses.
To sum up, the cross-beam body 1 of the utility model includes panel part 2 and base plate 3, connects panel part by connecting tube 43
2 the first connecting hole 41 and the second connecting hole 42 of base plate 3, make seat and safety belt when the beam structure is installed,
The installation rigidity of seat and safety belt can be effectively improved, the both ends of connecting tube 43 are connected respectively to the first connecting hole 41 and second and connect
When connecing hole 42, the power for making safety belt or seat be applied to connecting tube passes through connecting tube 43 and the first connecting hole 41 and the second connecting hole
42 junction is distributed to the panel part 2 and base plate 3 of cross-beam body 1, is conducive to the precision for improving installation.
In addition, various information are described in the utility model using term " first ", " second " etc., but these information are not answered
It is limited to these terms, these terms are only used to for same type of information being distinguished from each other out.For example, not departing from the utility model
In the case where range, " first " information can also be referred to as " second " information, and similar, " second " information can also be referred to as
" first " information.
The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art
For art personnel, without deviating from the technical principle of the utility model, several improvement and replacement can also be made, these change
It also should be regarded as the protection scope of the utility model into replacement.
Claims (8)
1. floor crossmember structure after a kind of, which is characterized in that including cross-beam body, the cross-beam body includes panel part and bottom plate
Portion, the cross-beam body are equipped with several mounting structures for being used to install seat or safety belt, and the mounting structure includes coaxial
The first connecting hole, the second connecting hole and the connecting tube being arranged, first connecting hole are opened in panel part, second connecting hole
It is opened in base plate, the connecting tube passes through the first connecting hole and the second connecting hole, and the first end of the connecting tube connects with first
It connects hole to fix, the second end of the connecting tube is fixed with the second connecting hole.
2. beam structure according to claim 1, which is characterized in that the connecting tube include for the first connecting hole riveting
The first connecting portion connect and the second connecting portion for riveting with the second connecting hole, the first connecting portion are relative to connecting tube
End protrusion, the periphery of the first connecting portion is equipped with the first embossing ring gear, and the periphery of the second connecting portion is equipped with the
Two embossing ring gears.
3. beam structure according to claim 1, which is characterized in that the aperture of first connecting hole is less than described second
The aperture of connecting hole.
4. beam structure according to claim 1, which is characterized in that the two sides of the base plate are connected to panel part
And hollow cavity is respectively formed between base plate and panel part, the connecting tube runs through the cavity, and the connecting tube
One end be fixedly connected on first connecting hole, the other end of the connecting tube is fixedly connected on second connecting hole.
5. beam structure according to claim 4, which is characterized in that the middle part of the base plate is equipped with reinforcement part, described
Reinforcement part is fixedly connected with the panel part.
6. beam structure according to claim 1, which is characterized in that the hardness of the connecting tube is higher than the cross-beam body
Hardness.
7. a kind of automobile rear floor, which is characterized in that including left stringer, right vertical beam and the described in any item cross of claim 1~6
Girder construction, the left stringer and right vertical beam melt the both ends that thread tapping riveting process is connected to the cross-beam body using heat.
8. a kind of automobile, which is characterized in that including automobile rear floor as claimed in claim 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821928470.4U CN209208878U (en) | 2018-11-21 | 2018-11-21 | A kind of automobile, rear floor and its beam structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821928470.4U CN209208878U (en) | 2018-11-21 | 2018-11-21 | A kind of automobile, rear floor and its beam structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209208878U true CN209208878U (en) | 2019-08-06 |
Family
ID=67460656
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821928470.4U Active CN209208878U (en) | 2018-11-21 | 2018-11-21 | A kind of automobile, rear floor and its beam structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209208878U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113071569A (en) * | 2020-01-03 | 2021-07-06 | 广州汽车集团股份有限公司 | Electric automobile front floor assembly and electric automobile |
-
2018
- 2018-11-21 CN CN201821928470.4U patent/CN209208878U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113071569A (en) * | 2020-01-03 | 2021-07-06 | 广州汽车集团股份有限公司 | Electric automobile front floor assembly and electric automobile |
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