CN220518396U - Frame longitudinal beam assembly - Google Patents
Frame longitudinal beam assembly Download PDFInfo
- Publication number
- CN220518396U CN220518396U CN202321652536.2U CN202321652536U CN220518396U CN 220518396 U CN220518396 U CN 220518396U CN 202321652536 U CN202321652536 U CN 202321652536U CN 220518396 U CN220518396 U CN 220518396U
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- CN
- China
- Prior art keywords
- longitudinal beam
- middle section
- longeron
- frame
- reinforcement
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Links
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 30
- 230000002787 reinforcement Effects 0.000 claims description 45
- 238000005452 bending Methods 0.000 claims description 13
- 238000003466 welding Methods 0.000 claims description 6
- 238000010030 laminating Methods 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 4
- 238000005507 spraying Methods 0.000 abstract description 3
- 239000003351 stiffener Substances 0.000 description 13
- 238000005336 cracking Methods 0.000 description 4
- 230000002159 abnormal effect Effects 0.000 description 3
- 206010066054 Dysmorphism Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
Abstract
The utility model relates to a frame longitudinal beam assembly, which comprises a frame longitudinal beam body, wherein a longitudinal beam middle section reinforcing piece is fixedly arranged in the middle section of a longitudinal beam at the lower part of the frame longitudinal beam body, a longitudinal beam bent cover plate inner reinforcing piece is arranged in a longitudinal beam bent cover plate of the frame longitudinal beam body, a longitudinal beam bent cover plate outer reinforcing piece is fixedly arranged at the rear end of the longitudinal beam bent cover plate of the frame longitudinal beam body, the bearing capacity of the frame can be improved by at least about 20 percent through the structure, the use requirements of a small-tonnage water spraying vehicle, a garbage vehicle and other modified vehicles can be completely met, the history that 2.3 meter vehicle types can only pull light cargoes is changed, and the use range of the vehicle type is widened.
Description
Technical Field
The utility model relates to the technical field of automobiles, in particular to a frame rail assembly.
Background
The frame is the most important load bearing component in the automobile, and the frame longitudinal beam is one of the key parts, so the longitudinal beam plays an important role in bearing on the automobile.
Because the original 2.3 m refitted vehicle (a sprinkler, a garbage transfer vehicle and the like) is used for transporting cargoes, and cargoes moving in the vehicle such as a water tank and the like, the bearing capacity of the existing frame rail assembly is insufficient, and the risk of frame cracking and frame abnormal sound are frequently caused. Therefore, there is a need to design a new type of longitudinal beam reinforcement structure to make the load-bearing performance of the retrofitted vehicle reliable, and the torsional rigidity and strength of the vehicle meet the practical requirements.
Disclosure of Invention
In view of the above, the utility model provides a frame rail assembly, which solves the problem of insufficient bearing capacity of a special vehicle.
The utility model provides a frame longitudinal beam assembly, which adopts the following technical scheme:
the utility model provides a frame longeron assembly, includes the frame longeron body, the fixed longeron middle section reinforcement that is provided with in lower part longeron middle section of frame longeron body, the longitudinal section of longeron middle section reinforcement is the U-shaped, the longeron middle section reinforcement is laminated fixedly to be set up in the lower part longeron middle section of frame longeron body along the length direction of frame longeron body.
Optionally, the longeron middle section reinforcement includes longeron middle section reinforcement first and longeron middle section reinforcement second, longeron middle section reinforcement first sets up in the front end of frame longeron body, longeron middle section reinforcement second sets up in the rear end of frame longeron body, longeron middle section reinforcement first and longeron middle section reinforcement second's junction coincide each other.
Optionally, the longeron middle section reinforcement is protruding upwards to form first boss, first boss is provided with a plurality of along the length direction of frame longeron body.
Optionally, the first boss comprises an arc boss of an upward arch, a special-shaped boss with a longitudinal section being approximately L-shaped and a round boss with a cross section being approximately round.
Optionally, the arc boss sets up in the longitudinal both sides of longeron middle section reinforcement, circular boss sets up in the longeron middle section reinforcement and is close to the middle part, the dysmorphism boss is located between arc boss and the circular boss.
Optionally, the longeron middle section reinforcement is sunken downwards to form the pit, the pit is provided with a plurality of along the length direction of longeron middle section reinforcement, the pit has the welding part, the longeron middle section reinforcement passes through the fixed setting of welding part in the frame longeron body.
Optionally, a longitudinal beam bent cover plate inner side reinforcement is arranged in the longitudinal beam bent cover plate of the frame longitudinal beam body, and the longitudinal section of the longitudinal beam bent cover plate inner side reinforcement is U-shaped.
Optionally, a plurality of second bosses are arranged on two lateral sides of the reinforcing piece on the inner side of the longitudinal beam bending cover plate, and the second bosses are attached to the longitudinal beam bending cover plate.
Optionally, the longitudinal section of the second boss is in a shape like a Chinese character 'ji'.
Optionally, the rear end of the longitudinal beam bent cover plate is fixedly provided with a longitudinal beam bent cover plate outer side reinforcing member, and the longitudinal beam bent cover plate outer side reinforcing member is used for bearing stress at the lap joint of the longitudinal beam bent cover plate outer side part and the longitudinal beam rear section.
In summary, the present utility model includes at least one of the following beneficial technical effects: the vehicle frame bearing capacity is improved by at least about 20%, the use requirements of small-tonnage water spraying vehicles, garbage trucks and other remanufacturing vehicles can be completely met, the history that 2.3 m vehicle types can only pull light cargoes is changed, and the vehicle type use range is widened.
Drawings
FIG. 1 is a side view of an embodiment of the present utility model;
FIG. 2 is a top view of an embodiment of the present utility model;
FIG. 3 is an isometric view of a stringer deck bend panel of an embodiment of the present utility model;
FIG. 4 is an isometric view of a stringer mid-section stiffener of an embodiment of the present utility model;
FIG. 5 is a top view of a stringer mid-section stiffener of an embodiment of the present utility model;
FIG. 6 is a schematic view of the overall structure of a stringer mid-section stiffener according to an embodiment of the present utility model;
FIG. 7 is a schematic view of the overall structure of the stringer inner side reinforcement of the decking of an embodiment of the present utility model;
fig. 8 is a schematic view of the overall structure of the side member roll-over panel outer reinforcement of the embodiment of the present utility model.
Reference numerals illustrate: 1. a frame rail body; 2. a stringer mid-section stiffener; 3. the longitudinal beam bends the reinforcement of the inboard of the cover plate; 4. the longitudinal beam bends the reinforcement outside the cover plate; 5. arc-shaped bosses; 6. a special-shaped boss; 7. a circular boss; 8. pit; 9. a second boss; 10. the longitudinal beam bends the cover plate.
Detailed Description
The utility model is described in further detail below with reference to fig. 1-8.
The embodiment of the utility model discloses a vehicle frame longitudinal beam assembly.
Referring to fig. 1-8, a frame rail assembly comprises a frame rail body 1, a rail middle section reinforcing member 2 is fixedly arranged in the middle section of a lower rail of the frame rail body 1, a rail bending cover plate inner reinforcing member 3 is arranged in a rail bending cover plate 10 of the frame rail body 1, a rail bending cover plate outer reinforcing member 4 is fixedly arranged at the rear end of the rail bending cover plate 10 of the frame rail body 1, the bearing capacity of the frame can be improved by at least about 20%, the use requirements of small-tonnage water spraying vehicles, garbage vehicles and other remanufacturing vehicles can be completely met, the history that 2.3 m vehicle types can only pull light cargoes is changed, the vehicle type use range is widened, and the cracking and abnormal sound risks of the frame are avoided in a plurality of subsequent potholes and bumpy road sections. And the subsequent vehicle using experience of the client is enhanced.
The beam middle section stiffener 2 can be formed by one die or a plurality of dies, in this embodiment, the beam middle section stiffener 2 is formed by two dies, the beam middle section stiffener 2 includes a beam middle section stiffener 2I and a beam middle section stiffener 2 II, the beam middle section stiffener 2I is arranged at the front end of the frame beam body 1, the beam middle section stiffener 2 II is arranged at the rear end of the frame beam body 1, and the joints of the beam middle section stiffener 2I and the beam middle section stiffener 2 II coincide with each other.
The longitudinal beam middle section reinforcing piece 2 is split into two dies, so that the die opening cost can be saved, the cost of developing a large die is saved, and secondly, the joint of the longitudinal beam middle section reinforcing piece 2I and the longitudinal beam middle section reinforcing piece 2 II is mutually overlapped, so that the joint connection strength can be improved, and the overall strength of the frame longitudinal beam body 1 is improved.
In this embodiment, the longitudinal section of the side member middle section reinforcement 2 is deep U-shaped, and the side member middle section reinforcement 2 is fixedly attached to the lower side member middle section of the side member body 1 along the longitudinal direction of the side member body 1.
The side member middle section reinforcement 2 protrudes upward to form a first boss, and the first boss is provided with a plurality of bosses along the length direction of the frame side member body 1.
The first boss comprises an arc boss 5 which is arched upwards, a special-shaped boss 6 with a longitudinal section being approximately L-shaped and a round boss 7 with a cross section being approximately round.
In this embodiment, the arc-shaped bosses 5 are provided on both sides of the longitudinal beam middle reinforcement 2 in the longitudinal direction. The circular boss 7 is arranged on two sides (two sides of the joint of the first longitudinal beam middle section reinforcing piece 2 and the second longitudinal beam middle section reinforcing piece 2) of the longitudinal beam middle section reinforcing piece 2, the special-shaped boss 6 is arranged between the arc-shaped boss 5 and the circular boss 7, the special-shaped boss 6 is arranged on two sides of the circular boss 7 along the width direction of the frame longitudinal beam body 1, and the circular boss 7 is arranged between the two special-shaped bosses 6.
The first longitudinal beam middle section reinforcing piece 2 and the second longitudinal beam middle section reinforcing piece 2 are respectively provided with an arc-shaped boss 5, a special-shaped boss 6 and a round boss 7, so that the torque and the up-down shearing stress of the longitudinal beam can be greatly improved.
The longitudinal beam middle section reinforcement 2 is sunken downwards to form a pit 8, the pit 8 is provided with a plurality of along the length direction of the longitudinal beam middle section reinforcement 2, the pit 8 is provided with a welding part, and the longitudinal beam middle section reinforcement 2 is fixedly arranged in the frame longitudinal beam body 1 through the welding part. In the present embodiment, the pits 8 have circular pits 8 and shaped pits 8.
The inside reinforcing member 3 of the longitudinal beam bending cover plate is arranged in the longitudinal beam bending cover plate 10 of the frame longitudinal beam body 1, and the longitudinal section of the inside reinforcing member 3 of the longitudinal beam bending cover plate is U-shaped.
A plurality of second bosses 9 are arranged on two lateral sides of the longitudinal beam bending cover plate inner side reinforcing piece 3, and the second bosses 9 are attached to the longitudinal beam bending cover plate 10. While reinforcing the frame rail body 1, a space is left for stress relief of the rail roll cover 10.
In the present embodiment, the longitudinal section of the second boss 9 is shaped like a Chinese character 'ji'.
The rear end of the longitudinal beam bent cover plate 10 is fixedly provided with a longitudinal beam bent cover plate outer side reinforcing member 4, the front end of the longitudinal beam bent cover plate outer side reinforcing member 4 is inclined upwards and bent to form a Chinese character 'ji', and the rear end of the longitudinal beam bent cover plate outer side reinforcing member is arched upwards to form an arched portion. The girder bent cover plate outer reinforcement 4 is used for bearing stress at the lap joint of the girder bent cover plate 10 outer part and the girder rear section. Stress at the lap joint of the outer part of the longitudinal beam bent cover plate 10 and the rear section of the longitudinal beam is received and transferred, and the lap joint is prevented from cracking.
By adopting the technical scheme, the risk of cracking and abnormal sound of the frame is avoided in a plurality of subsequent potholes and bumpy road sections, and the experience of customers in subsequent vehicles is enhanced.
In the present embodiment, the transverse direction is the width direction of the frame rail body 1, and the longitudinal direction is the length direction of the frame rail body 1.
The above embodiments are not intended to limit the scope of the present utility model, so: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.
Claims (9)
1. A frame rail assembly, characterized in that: including the frame longeron body, the fixed longeron middle section reinforcement that is provided with in lower part longeron middle section of frame longeron body, the longitudinal section of longeron middle section reinforcement is the U-shaped, the longeron middle section reinforcement is fixed to be set up in the lower part longeron middle section of frame longeron body along the laminating of the length direction of frame longeron body, be provided with the inboard reinforcement of the curved apron of longeron in the curved apron of longeron of frame longeron body, the fixed longeron outer reinforcement that is provided with of the curved apron of longeron, the curved apron outer reinforcement of longeron is used for accepting the stress of the curved apron outer part of longeron and longeron back end overlap joint department.
2. The frame rail assembly of claim 1, wherein: the longitudinal beam middle section reinforcement comprises a longitudinal beam middle section reinforcement I and a longitudinal beam middle section reinforcement II, the longitudinal beam middle section reinforcement I is arranged at the front end of a longitudinal beam body of the vehicle frame, the longitudinal beam middle section reinforcement II is arranged at the rear end of the longitudinal beam body of the vehicle frame, and the joint of the longitudinal beam middle section reinforcement I and the longitudinal beam middle section reinforcement II is mutually overlapped.
3. The frame rail assembly of claim 1 or 2, wherein: the longitudinal beam middle section reinforcement protrudes upwards to form a first boss, and a plurality of first bosses are arranged along the length direction of the longitudinal beam body of the vehicle frame.
4. A frame rail assembly as defined in claim 3, wherein: the first boss comprises an arc boss which is arched upwards, a special-shaped boss with a longitudinal section similar to L and a round boss with a cross section similar to a circle.
5. The frame rail assembly of claim 4, wherein: the arc-shaped bosses are arranged on two longitudinal sides of the middle section reinforcing piece of the longitudinal beam, the round bosses are arranged on the middle section reinforcing piece of the longitudinal beam and close to the middle, and the special-shaped bosses are arranged between the arc-shaped bosses and the round bosses.
6. A frame rail assembly as defined in claim 3, wherein: the pit is provided with a plurality of pits along the length direction of the middle section reinforcing piece of the longitudinal beam, the pits are provided with welding parts, and the middle section reinforcing piece of the longitudinal beam is fixedly arranged on the longitudinal beam body of the vehicle frame through the welding parts.
7. The frame rail assembly of claim 1, wherein: the longitudinal section of the reinforcing piece on the inner side of the longitudinal beam bent cover plate is U-shaped.
8. The frame rail assembly of claim 7, wherein: and a plurality of second bosses are arranged on two lateral sides of the reinforcing piece on the inner side of the longitudinal beam bending cover plate, and are attached to the longitudinal beam bending cover plate.
9. The frame rail assembly of claim 8, wherein: the longitudinal section of the second boss is in a shape like a Chinese character 'ji'.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321652536.2U CN220518396U (en) | 2023-06-26 | 2023-06-26 | Frame longitudinal beam assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321652536.2U CN220518396U (en) | 2023-06-26 | 2023-06-26 | Frame longitudinal beam assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220518396U true CN220518396U (en) | 2024-02-23 |
Family
ID=89926796
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321652536.2U Active CN220518396U (en) | 2023-06-26 | 2023-06-26 | Frame longitudinal beam assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220518396U (en) |
-
2023
- 2023-06-26 CN CN202321652536.2U patent/CN220518396U/en active Active
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| GR01 | Patent grant | ||
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