CN214165122U - Front longitudinal beam and frame - Google Patents
Front longitudinal beam and frame Download PDFInfo
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- CN214165122U CN214165122U CN202023084769.6U CN202023084769U CN214165122U CN 214165122 U CN214165122 U CN 214165122U CN 202023084769 U CN202023084769 U CN 202023084769U CN 214165122 U CN214165122 U CN 214165122U
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- longitudinal beam
- plate
- nut
- reinforcing
- bottom plate
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Abstract
The utility model discloses a front longitudinal beam and a frame, which comprises a longitudinal beam bottom plate, a longitudinal beam top plate, a longitudinal beam inner plate and a longitudinal beam outer plate; the longitudinal beam inner plate is provided with an inner plate through hole for a bolt to pass through; the longitudinal beam bottom plate is provided with a nut connecting piece, and the nut connecting piece comprises a nut head and a nut sleeve connected with the nut head; the nut head is positioned below the longitudinal beam bottom plate, and the nut sleeve is at least partially positioned above the longitudinal beam bottom plate; a reinforcing plate is arranged on one side, facing the outer longitudinal beam plate, of the inner longitudinal beam plate; the lower end of the reinforcing plate is connected with the longitudinal beam bottom plate, and the nut sleeve is connected with the reinforcing plate. The utility model discloses a front longitudinal and frame through with the reinforcing plate directly with nut muffjoint with the fixed nut sleeve, can reduce the mould, practices thrift the cost. The lower extreme of reinforcing plate still is connected with the longeron bottom plate, has promoted structural strength, has improved vehicle NVH performance, does benefit to promote to drive and takes experience.
Description
Technical Field
The utility model relates to an automobile body structure technical field especially relates to a front longitudinal and frame.
Background
The front longitudinal beam is the front end part of the automobile longitudinal beam, the energy absorption box is arranged at the front end of the front longitudinal beam, and the shock absorption tower is arranged at the top of the front longitudinal beam.
As shown in fig. 1-2, the front side member 1 'includes a side member bottom plate 11', a side member top plate 12 ', a side member outer plate (not shown), and a side member inner plate 13'. The shock tower 2 'is mounted on the stringer top plate 12'. Bolt mounting holes 14 'are provided in the side member inner plate 13' for bolts to pass through to fix a mounting bracket of the ESP module. Thus, the area where the bolt mounting hole 14' is located is a point of force.
And a nut piece is arranged on the longitudinal beam bottom plate 11' and is used for being connected with a lower auxiliary frame. The sleeve 4 ' of the nut element protrudes above the stringer base plate 11 ' and is fixed by a fixing frame 5 '.
In order to increase the structural strength of the force-bearing point region of the longitudinal inner plate 13 ', a reinforcing plate 3 ' is mounted on the side of the longitudinal beam inner plate 13 ' facing the longitudinal beam outer plate, the top of the reinforcing plate 3 ' is overlapped on the longitudinal beam top plate 12 ', the lower end of the reinforcing plate 3 ' is suspended above the fixing frame 5 ', and the lower end of the reinforcing plate 3 ' is not connected with the longitudinal beam bottom plate 11 '.
In the structure, the reinforcing plate 3 ', the fixing frame 5 ' and the longitudinal beam bottom plate 11 ' are independent from each other and have no connection relation, and the structural strength needs to be improved.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a front longitudinal and frame, its reinforcing plate is direct with the fixed nut sleeve with nut muffjoint, and the lower extreme of reinforcing plate still is connected with the longeron bottom plate, has promoted structural strength, has improved vehicle NVH performance, does benefit to the promotion and drives and experience.
The technical scheme of the utility model provides a front longitudinal beam, which comprises a longitudinal beam bottom plate, a longitudinal beam top plate, a longitudinal beam inner plate and a longitudinal beam outer plate, wherein the longitudinal beam outer plate and the longitudinal beam inner plate are respectively connected between the longitudinal beam bottom plate and the longitudinal beam top plate;
the longitudinal beam inner plate is provided with an inner plate through hole for a bolt to pass through;
the longitudinal beam bottom plate is provided with a nut connecting piece, and the nut connecting piece comprises a nut head and a nut sleeve connected with the nut head;
the nut head is positioned below the longitudinal beam bottom plate, and the nut sleeve is at least partially positioned above the longitudinal beam bottom plate;
a reinforcing plate is arranged on one side, facing the outer longitudinal beam plate, of the inner longitudinal beam plate;
the lower end of the reinforcing plate is connected with the longitudinal beam bottom plate, and the nut sleeve is connected with the reinforcing plate.
The utility model provides a front longitudinal, through with the reinforcing plate directly with nut muffjoint with the fixed nut sleeve, can reduce the mould, practice thrift the cost. The lower extreme of reinforcing plate still is connected with the longeron bottom plate, has promoted structural strength, has improved vehicle NVH performance, does benefit to promote to drive and takes experience.
In one optional technical scheme, a reinforcing plate flanging is arranged at the lower end of the reinforcing plate and is welded with the longitudinal beam bottom plate, so that the reinforcing plate and the longitudinal beam bottom plate are conveniently connected, and the connection is firm.
In one optional technical scheme, the cross section of the reinforcing plate is U-shaped, so that the structural strength of the reinforcing plate is improved, and the structural strength of a stress point area of the inner plate of the longitudinal beam is improved.
In one optional technical scheme, the reinforcing plate is welded with the longitudinal beam inner plate, so that the reinforcing plate is conveniently connected with the longitudinal beam inner plate, the connection is firm, and the structural strength of the longitudinal beam inner plate is improved.
In one optional technical scheme, the lower part of the reinforcing plate is provided with a connecting body used for being connected with the nut sleeve;
the connecting body is provided with a receiving groove with an opening facing the nut sleeve;
the nut socket is at least partially located within the receiving slot;
the connecting body is connected with the nut sleeve.
The connecting body with the accommodating groove is arranged, a part of the nut sleeve is placed in the accommodating groove, the connecting body is connected with the nut sleeve, the connecting body is firmly connected with the nut sleeve, and the nut connecting piece can be effectively fixed.
In one optional technical scheme, the connecting body is welded with the nut sleeve, so that the connecting body is conveniently connected with the nut sleeve, and the connecting body is firmly connected with the nut sleeve.
In one optional technical scheme, the connecting body and the reinforcing plate are integrally formed, the connecting body and the reinforcing plate can be integrally formed in a stamping mode, and the structural strength is high.
In one optional technical scheme, a reinforcing connecting part is convexly arranged on the outer surface of the connecting body and connected with the nut sleeve, so that the structural strength of the connecting body is improved, and the connection stability of the connecting body and the nut sleeve is also improved.
In one optional technical scheme, more than two reinforcing connecting parts are arranged on the outer surface of the connecting body at intervals, so that the structural strength of the connecting body and the connecting stability of the connecting body and the nut sleeve are further improved.
The utility model also provides a frame, including aforementioned arbitrary technical scheme front longitudinal. The utility model provides a frame, the reinforcing plate on the longeron inner panel in its front longitudinal beam is direct with the nut muffjoint on the longeron bottom plate with fixed nut sleeve, can reduce the mould, practices thrift the cost. The lower extreme of reinforcing plate still is connected with the longeron bottom plate, has promoted structural strength, has improved vehicle NVH performance, does benefit to promote to drive and takes experience.
By adopting the technical scheme, the method has the following beneficial effects:
the utility model provides a front longitudinal and frame through with the reinforcing plate directly with nut muffjoint with the fixed nut sleeve, can reduce the mould, practices thrift the cost. The lower extreme of reinforcing plate still is connected with the longeron bottom plate, has promoted structural strength, has improved vehicle NVH performance, does benefit to promote to drive and takes experience.
Drawings
FIG. 1 is a schematic structural view of a front side rail in the prior art;
FIG. 2 is an enlarged view of area A of FIG. 1;
fig. 3 is a perspective view of a front longitudinal beam according to an embodiment of the present invention;
FIG. 4 is a front view of the front rail shown in FIG. 3;
FIG. 5 is a fragmentary schematic view of the stringer base plate, reinforcement plate and nut sleeve portion connection;
FIG. 6 is a schematic view of a connector disposed on a reinforcing plate;
fig. 7 is a schematic view of a nut attachment member mounted to a rail bottom panel of a front rail.
Detailed Description
The following describes the present invention with reference to the accompanying drawings. In which like parts are designated by like reference numerals. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.
As shown in fig. 3-7, an embodiment of the present invention provides a front longitudinal beam, which includes a longitudinal beam bottom plate 1, a longitudinal beam top plate 2, a longitudinal beam inner plate 4, and a longitudinal beam outer plate 3. The longitudinal beam outer plate 3 and the longitudinal beam inner plate 4 are respectively connected between the longitudinal beam bottom plate 1 and the longitudinal beam top plate 2.
The side member inner panel 4 has an inner panel through-hole 41 for passing a bolt therethrough.
The longitudinal beam bottom plate 1 is provided with a nut connecting piece 7, and the nut connecting piece 7 comprises a nut head 71 and a nut sleeve 72 connected with the nut head 71.
The nut head 71 is positioned below the longitudinal beam bottom plate 1, and the nut sleeve 72 is at least partially positioned above the longitudinal beam bottom plate 1.
A reinforcing plate 6 is arranged on one side of the longitudinal beam inner plate 4 facing the longitudinal beam outer plate 3.
The lower end of the reinforcing plate 6 is connected with the longitudinal beam bottom plate 1, and the nut sleeve 72 is connected with the reinforcing plate 6.
The utility model provides a front longitudinal is the front end part of automobile body longeron. The front longitudinal beam is of a box-shaped structure and consists of a longitudinal beam bottom plate 1, a longitudinal beam top plate 2, a longitudinal beam outer plate 3 and a longitudinal beam inner plate 4. The longitudinal beam outer plate 3 and the longitudinal beam inner plate 4 are connected between the longitudinal beam bottom plate 1 and the longitudinal beam top plate 2. The side member outer panel 3 is located outside the side member inner panel 4, which is located near the vehicle body exterior. The side member inner panel 4 is located inside the side member outer panel 3, near the middle of the vehicle body. The longitudinal beam bottom plate 1, the longitudinal beam top plate 2 and the longitudinal beam inner plate 4 can be integrally formed into a U-shaped structure, and the longitudinal beam outer plate 3 is welded on an opening of the U-shaped structure. The shock absorbing tower 5 is installed on the longitudinal beam top plate 2. The vehicle body cross beam is connected with the longitudinal beam inner plate 4.
The inner side of the inner stringer plate 4 has a mounting bracket for mounting the ESP module, and the mounting bracket is fixedly mounted on the inner stringer plate 4 by bolts. When the side member inner panel 4 is mounted, the bolt is inserted through the inner panel through hole 41 of the side member inner panel 4. The part of the inner longitudinal beam plate 4 with the inner plate through hole 41 is a mounting point of an ESP module, and the ESP module transmits force through the mounting point when working. To improve the structural strength of this region, the reinforcement panel 6 is attached to the side member inner panel 4 in the vicinity of the inner panel through-hole 41. A plurality of reinforcing plates 6 may be provided as required. The lower extreme and the longeron bottom plate 1 of reinforcing plate 6 are connected, have promoted the structural strength between longeron inner panel 4, longeron bottom plate 1 and the reinforcing plate 6, do benefit to and improve vehicle NVH performance and promote to ride and experience.
The nut connector 7 is mounted on the stringer base plate 1 and is used to provide a mounting point for the sub-frame below. The bolts on the subframe can be connected to the nut connections 7.
The nut connector 7 includes a nut head 71 having a thread and a nut socket 72, and the nut socket 72 is integrally connected to the nut head 71. The nut head 71 is connected to the bottom surface of the longitudinal beam bottom plate 1, and a part of the nut sleeve 72 passes through the through hole on the longitudinal beam bottom plate 1 and is positioned above the longitudinal beam bottom plate 1. The lower part of the reinforcing plate 6 is fixedly connected with the nut sleeve 72 to fix the nut sleeve 72, so that a fixing frame in the prior art can be omitted, corresponding dies are reduced, and cost saving is facilitated.
In one embodiment, as shown in fig. 5-6, the lower end of the reinforcing plate 6 is provided with a reinforcing plate flange 61, and the reinforcing plate flange 61 is welded with the longitudinal beam bottom plate 1. The reinforcing plate flange 61 is integrally provided at the lower end of the reinforcing plate 6, and is bent toward the side member outer panel 3. The reinforcing plate flanging 61 is welded with the longitudinal beam bottom plate 1, so that the reinforcing plate 6 is conveniently connected with the longitudinal beam bottom plate 1, and the connection is firm.
In one embodiment, as shown in FIGS. 5-6, the reinforcing plate 6 is U-shaped in cross-section. The bottom plate of the U-shaped reinforcing plate 6 is connected with the longitudinal beam inner plate 4, and the side plates on two sides of the bottom plate of the U-shaped reinforcing plate 6 can be connected with other components, so that the structural strength of the reinforcing plate 6 is improved, and the structural strength of the stress point area of the longitudinal beam inner plate 4 is favorably improved.
In one embodiment, the reinforcing plate 6 is welded with the longitudinal beam inner plate 4, so that the reinforcing plate 6 is conveniently connected with the longitudinal beam inner plate 4, and the connection is firm, and the structural strength of the longitudinal beam inner plate 4 is improved.
In one embodiment, as shown in FIGS. 5-6, the lower portion of the reinforcement plate 6 has a connector body 62 for connection to a nut socket 72. The connecting body 62 has a receiving groove 621 opening to face the nut socket 72. The nut sleeve 72 is at least partially located within the receiving groove 621. The connecting body 62 is connected to a nut socket 72.
The coupling body 62 having the receiving groove 621 is provided at the lower portion of the reinforcing plate 6, and when assembling, a portion of the nut socket 72 is placed in the receiving groove 621, and then the coupling body 62 is coupled to the nut socket 72, the coupling body 62 is firmly coupled to the nut socket 72, and the nut coupling member 7 can be effectively fixed.
The connector body 62 may be a half cylinder with a radius slightly larger than the outer diameter of the nut sleeve 72.
In one embodiment, the connecting body 62 is welded to the nut socket 72 to facilitate and secure attachment of the connecting body 62 to the nut socket 72.
In one embodiment, the connecting body 62 and the reinforcing plate 6 are integrally formed, and the connecting body 62 and the reinforcing plate 6 can be integrally formed by punching, so that the structural strength is high.
In one embodiment, as shown in fig. 6, a reinforcing connection portion 622 is convexly formed on the outer surface of the connection body 62, and the reinforcing connection portion 622 is connected to the nut sleeve 72.
The reinforcing connecting portion 622 may be a part of a convex ring provided on the outer surface of the connecting body 62, and the reinforcing connecting portion 622 may be provided continuously or in a segmented arrangement on the outer surface of the connecting body 62.
The reinforcing connection portion 622 enhances the structural strength of the connection body 62 on the one hand, and the reinforcing connection portion 622 is connected to the nut socket 72 on the other hand, thereby enhancing the connection reliability of the connection body 62 and the nut socket 72.
In one embodiment, as shown in fig. 6, two or more reinforcing connection portions 622 are provided on the outer surface of the connection body 62 at intervals, so as to further improve the structural strength of the connection body 62 and the connection stability of the connection body 62 and the nut sleeve 72.
The utility model also provides a frame, including aforementioned arbitrary embodiment front longitudinal.
For the structure, structure and operation principle of the front longitudinal beam, please refer to the description of the front longitudinal beam, which is not repeated herein.
The utility model provides a frame, the reinforcing plate 6 on the longeron inner panel 4 in its front longitudinal is direct to be connected with nut sleeve 72 on the longeron bottom plate 1 with fixed nut sleeve 72, can reduce the mould, practices thrift the cost. The lower extreme of reinforcing plate 6 still is connected with longeron bottom plate 1, has promoted structural strength, has improved vehicle NVH performance, does benefit to promote to drive and takes experience.
According to the needs, the above technical schemes can be combined to achieve the best technical effect.
What has been described above is merely the principles and preferred embodiments of the present invention. It should be noted that, for those skilled in the art, on the basis of the principle of the present invention, several other modifications can be made, and the protection scope of the present invention should be considered.
Claims (10)
1. A front longitudinal beam comprises a longitudinal beam bottom plate, a longitudinal beam top plate, a longitudinal beam inner plate and a longitudinal beam outer plate, wherein the longitudinal beam outer plate and the longitudinal beam inner plate are respectively connected between the longitudinal beam bottom plate and the longitudinal beam top plate;
the longitudinal beam inner plate is provided with an inner plate through hole for a bolt to pass through;
the longitudinal beam bottom plate is provided with a nut connecting piece, and the nut connecting piece comprises a nut head and a nut sleeve connected with the nut head;
the nut head is positioned below the longitudinal beam bottom plate, and the nut sleeve is at least partially positioned above the longitudinal beam bottom plate;
the reinforcing plate is characterized in that a reinforcing plate is arranged on one side, facing the outer plate of the longitudinal beam, of the inner plate of the longitudinal beam;
the lower end of the reinforcing plate is connected with the longitudinal beam bottom plate, and the nut sleeve is connected with the reinforcing plate.
2. The front longitudinal beam of claim 1, wherein a reinforcing plate flange is arranged at the lower end of the reinforcing plate, and the reinforcing plate flange is welded with the longitudinal beam bottom plate.
3. The front side member according to claim 1, wherein the cross section of the reinforcement plate is U-shaped.
4. The front side member according to claim 1, wherein the reinforcement panel is welded to the side member inner panel.
5. The front side member according to any one of claims 1 to 4, wherein a lower portion of the reinforcement plate has a connection body for connection with the nut sleeve;
the connecting body is provided with a receiving groove with an opening facing the nut sleeve;
the nut socket is at least partially located within the receiving slot;
the connecting body is connected with the nut sleeve.
6. The front rail of claim 5, wherein the interface is welded to the nut sleeve.
7. The front rail of claim 5, wherein the connector is integrally formed with the reinforcement panel.
8. The front side member according to claim 5, wherein a reinforcing connecting portion is provided to be protruded on an outer surface of the connecting body, and the reinforcing connecting portion is connected to the nut sleeve.
9. The front side member according to claim 8, wherein two or more reinforcing connecting portions are provided at intervals on an outer surface of the connecting body.
10. A vehicle frame comprising the front side member of any one of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023084769.6U CN214165122U (en) | 2020-12-18 | 2020-12-18 | Front longitudinal beam and frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023084769.6U CN214165122U (en) | 2020-12-18 | 2020-12-18 | Front longitudinal beam and frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214165122U true CN214165122U (en) | 2021-09-10 |
Family
ID=77607382
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023084769.6U Active CN214165122U (en) | 2020-12-18 | 2020-12-18 | Front longitudinal beam and frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214165122U (en) |
-
2020
- 2020-12-18 CN CN202023084769.6U patent/CN214165122U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20230815 Granted publication date: 20210910 |
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| PP01 | Preservation of patent right |