CN218505999U - Frame cross beam reinforcing plate - Google Patents
Frame cross beam reinforcing plate Download PDFInfo
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- CN218505999U CN218505999U CN202223097711.4U CN202223097711U CN218505999U CN 218505999 U CN218505999 U CN 218505999U CN 202223097711 U CN202223097711 U CN 202223097711U CN 218505999 U CN218505999 U CN 218505999U
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- lapping surface
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- reinforcing plate
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Abstract
The utility model relates to a frame cross beam reinforcing plate, which comprises a longitudinal lapping surface, a transverse bottom lapping surface, a transverse top lapping surface and a reinforcing cavity, wherein the longitudinal lapping surface and the transverse bottom lapping surface are mutually perpendicular and are connected, and the transverse bottom lapping surface and the transverse top lapping surface are mutually parallel; the middle parts of the longitudinal lapping surface, the transverse bottom lapping surface and the transverse top lapping surface are protruded inwards to form a reinforced cavity; the longitudinal lapping surface is riveted with the longitudinal beam through a rivet, and the transverse bottom lapping surface is provided with a riveting hole and a bolt hole. The advantages are that: frame cross beam reinforcing plate is more light than traditional reinforcing plate, satisfies automobile body lightweight demand. The reinforcing plate is connected in a three-way mode, so that the reinforcing plate can be more fully connected with the cross beam and the longitudinal beam, and the performance of the frame is improved to a small extent. The reinforcing cavity body arranged in the middle of the reinforcing plate can enhance the connection strength of the cross beam and the longitudinal beam.
Description
Technical Field
The utility model belongs to the technical field of car frame structure, a commercial car frame cross beam reinforcing plate is related to.
Background
In recent years, commercial vehicles in China develop rapidly, and due to the great significance of light weight of automobiles on energy conservation and efficiency improvement, automobile weight is reduced as much as possible by manufacturers of international large automobile manufacturers, and the light weight technology of automobiles becomes one of the hotspots in the field of automobile research at present.
The design of the automobile frame mainly considers the strength, the bending rigidity, the torsional rigidity, the mass, the size and other factors, wherein the connection joint of the frame cross beam and the longitudinal beam has important influence on the overall strength, the torsional rigidity and the like of the frame. In traditional frame structure, the frame cross beam reinforcing plate often designs comparatively thickly, is unfavorable for automobile body lightweight design, nevertheless if the design is too weak can easily take place the condition such as desoldering, disconnected fourth of twelve earthly branches deformation under bad road condition.
In the prior art, patent application No.: 201820097584.2 discloses a frame cross beam assembly, which is characterized in that a beam body of a Contraband type structure is connected with a v 21274, a first connecting plate and a second connecting plate of a shape structure are arranged, a bending part of the first connecting plate is provided with a reinforcing plate, and the beam body is further provided with a lightening hole, a reinforcing boss and an arc-shaped groove. However, the structure of the frame cross beam is too complex, the connecting plate between the cross beam and the longitudinal beam plays a role in reinforcing the structure, but the structure is complex, the installation is complex, the whole weight of the cross beam is still heavier, and the lightweight design of the automobile body is not facilitated.
Disclosure of Invention
For overcoming the not enough of prior art, the utility model aims at providing a frame cross beam reinforcing plate compares in traditional reinforcing plate more lightly, is favorable to automobile body lightweight design, can guarantee the joint strength of crossbeam and longeron simultaneously.
In order to achieve the above object, the utility model discloses a following technical scheme realizes:
a frame cross beam reinforcing plate comprises a longitudinal lapping surface, a transverse bottom lapping surface, a transverse top lapping surface and a reinforcing cavity, wherein the longitudinal lapping surface and the transverse bottom lapping surface are arranged perpendicular to each other, the longitudinal lapping surface is connected with the transverse top lapping surface, and the transverse bottom lapping surface and the transverse top lapping surface are arranged in parallel; the middle parts of the longitudinal lapping surface, the transverse bottom lapping surface and the transverse top lapping surface are protruded inwards to form a reinforced cavity; the longitudinal lapping surface is riveted with the longitudinal beam through a rivet, and the transverse bottom lapping surface is provided with a riveting hole and a bolt hole.
The vertical lapping surface is connected with the transverse bottom lapping surface through the transition surface.
The reinforced cavity is of a double-layer step structure, and lightening holes are formed in the step structure at the top layer.
The width of the bottom layer step structure of the reinforced cavity is not less than 100mm.
The thickness of the reinforcing plate is more than 3 mm.
The transverse top lapping surface is formed by three parts, namely a longitudinal lapping surface and a reinforcing cavity folded edge.
And a transition cavity is arranged between the longitudinal lapping surface and the transverse top lapping surface.
Compared with the prior art, the beneficial effects of the utility model are that:
compared with the traditional reinforcing plate, the frame cross beam reinforcing plate is lighter and lighter, and the light weight requirement of a vehicle body is met. The reinforcing plate is connected in three directions, so that the reinforcing plate can be more fully connected with the cross beam and the longitudinal beam, and the performance of the frame is improved to a small extent. The reinforcing cavity body arranged in the middle of the reinforcing plate can enhance the connection strength of the cross beam and the longitudinal beam.
Drawings
Fig. 1 is a first schematic structural diagram of the present invention.
Fig. 2 is a second schematic structural diagram of the present invention.
Fig. 3 is a schematic view of the installation state of the present invention.
In the figure: 1-longitudinal lapping surface 2-transverse top lapping surface 3-transverse bottom lapping surface 4-reinforced cavity 5-riveting hole 6-bolt hole 7-transition surface 8-transition cavity 9-lightening hole 10-cross beam 11-longitudinal beam 41-top step structure 42-bottom step structure.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings, but it should be noted that the present invention is not limited to the following embodiments.
Referring to fig. 1-3, a frame cross beam reinforcing plate comprises a longitudinal lapping surface 1, a transverse bottom lapping surface 3, a transverse top lapping surface 2 and a reinforcing cavity 4, wherein the longitudinal lapping surface 1 and the transverse bottom lapping surface 3 are arranged perpendicular to each other, the longitudinal lapping surface 1 is connected with the transverse top lapping surface 2, and the transverse bottom lapping surface 3 and the transverse top lapping surface 2 are arranged in parallel; the middle parts of the longitudinal lapping surface 1, the transverse bottom lapping surface 3 and the transverse top lapping surface 2 are protruded inwards to form a reinforced cavity 4; the longitudinal lapping surface 1 is riveted with a longitudinal beam 11 of the frame through a rivet, a riveting hole 5 and a bolt hole 6 are arranged on the transverse bottom lapping surface 3, the transverse bottom lapping surface 3 is connected with a cross beam 10 of the frame through a bolt or a rivet and the bolt and the rivet, connecting points are arranged on two sides of the reinforced cavity 4, the connecting strength with the cross beam 10 is guaranteed, and the distance between the boundary of parts is not less than 5mm from the connecting hole. In order to ensure the connection strength, the transverse top faying surface 2 is connected to the longitudinal beam 11 of the frame by welding. Two sides of the reinforced cavity 4 on the longitudinal lapping surface 1 are respectively provided with two rows of riveting holes 5, so that the connection strength is improved.
Referring to fig. 1 and 2, the frame reinforcing plate further comprises a transition surface 7, and the longitudinal lapping surface 1 and the transverse bottom lapping surface 3 are connected through the transition surface 7 so as to increase the connection strength of the longitudinal lapping surface 1 and the transverse bottom lapping surface 3.
The reinforced cavity 4 is a double-layer step structure, and lightening holes 9 are formed in the top step structure 41 at positions which do not influence strength, so that the weight of the reinforced plate is reduced. The top plane of bottom layer stair structure 42 and the contained angle of horizontal bottom faying face 3 are 30 ~ 70, and the top plane of bottom layer stair structure 42 on vertical faying face 1 and the contained angle of horizontal bottom faying face 3, preferred 45, smooth and smooth transition between the top surface of bottom layer stair structure 42 and the side, top layer stair structure 41's top surface and side smooth and smooth transition, can increase strength like this to the drawing of patterns when making things convenient for the shaping. The transverse top lapping surface 2 is formed by the longitudinal lapping surface 1 and the edge of the reinforcing cavity 4 respectively, so that the welding part with the longitudinal beam 11 is divided into three parts, the strength is improved, and the welding is convenient.
The width of the bottom step structure 42 of the reinforced cavity 4 is not less than 100mm, and the reinforced area is increased. The thickness of the reinforcing plate is more than 3 mm. The frame cross member 10 reinforcing plate is made of materials with the strength of more than 600MPa, such as: the thickness of the DP590 steel plate is more than 3mm so as to ensure enough strength and meet the reinforcing effect of the frame.
A transition cavity 8 is arranged between the longitudinal lapping surface 1 and the transverse top lapping surface 2, so that the strength of the longitudinal lapping surface and the transverse top lapping surface is improved.
After the reinforcing plate of the frame cross beam 10 is adopted for reinforcement, transverse bending force can be effectively conducted and reinforced through the reinforcing cavity 4, so that stress is uniformly distributed on the transverse longitudinal beam 11, and the frame strength is effectively improved. The reinforcing plates of the frame cross beam 10 are connected in a three-way mode, so that longitudinal torsional force can be effectively conducted and dispersed, and the torsional rigidity of the frame is improved.
The frame cross beam 10 reinforcing plate is processed by adopting a forming process, is lighter compared with the traditional reinforcing plate, and meets the requirement of vehicle body light weight. The reinforcing plates are connected in three directions, so that the reinforcing plates can be more fully connected with the cross beam 10 and the longitudinal beam 11 of the frame, and the performance of the frame is improved to a small extent. The reinforcing cavity 4 arranged in the middle of the reinforcing plate can enhance the connection strength of the cross beam 10 and the longitudinal beam 11 of the frame.
Claims (7)
1. A frame cross beam reinforcing plate is characterized by comprising a longitudinal lapping surface, a transverse bottom lapping surface, a transverse top lapping surface and a reinforcing cavity, wherein the longitudinal lapping surface and the transverse bottom lapping surface are arranged vertically to each other, the longitudinal lapping surface is connected with the transverse top lapping surface, and the transverse bottom lapping surface and the transverse top lapping surface are arranged in parallel to each other; the middle parts of the longitudinal lapping surface, the transverse bottom lapping surface and the transverse top lapping surface are protruded inwards to form a reinforced cavity; the longitudinal lapping surface is riveted with the longitudinal beam through a rivet, and the transverse bottom lapping surface is provided with a riveting hole and a bolt hole.
2. The frame rail reinforcement panel of claim 1, further comprising a transition surface, the longitudinal strap surface and the transverse bottom strap surface being connected by the transition surface.
3. The frame rail reinforcement plate of claim 1, wherein the reinforcement cavity is a double-layer step structure, and lightening holes are formed in the top step structure.
4. The frame rail reinforcement of claim 3, wherein the width of the bottom step structure of the reinforcement cavity is no less than 100mm.
5. The frame rail reinforcement plate of claim 1, wherein the reinforcement plate has a thickness of 3mm or more.
6. The frame rail reinforcement of claim 1, wherein the transverse top faying surface is in three parts, each formed by a longitudinal faying surface and a reinforcement cavity hem.
7. The frame rail reinforcement of claim 1, wherein a transition cavity is provided between the longitudinal faying surface and the transverse top faying surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223097711.4U CN218505999U (en) | 2022-11-22 | 2022-11-22 | Frame cross beam reinforcing plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223097711.4U CN218505999U (en) | 2022-11-22 | 2022-11-22 | Frame cross beam reinforcing plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218505999U true CN218505999U (en) | 2023-02-21 |
Family
ID=85219352
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223097711.4U Active CN218505999U (en) | 2022-11-22 | 2022-11-22 | Frame cross beam reinforcing plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218505999U (en) |
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2022
- 2022-11-22 CN CN202223097711.4U patent/CN218505999U/en active Active
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