CN208789772U - A kind of high-strength vehicle beam structure - Google Patents
A kind of high-strength vehicle beam structure Download PDFInfo
- Publication number
- CN208789772U CN208789772U CN201821329854.4U CN201821329854U CN208789772U CN 208789772 U CN208789772 U CN 208789772U CN 201821329854 U CN201821329854 U CN 201821329854U CN 208789772 U CN208789772 U CN 208789772U
- Authority
- CN
- China
- Prior art keywords
- front apron
- stiffening plate
- support rod
- fixing seat
- stiffener
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000003351 stiffener Substances 0.000 claims abstract description 14
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 13
- 238000010521 absorption reaction Methods 0.000 claims abstract description 10
- 239000000872 buffer Substances 0.000 claims description 10
- 239000006260 foam Substances 0.000 claims description 4
- 238000005255 carburizing Methods 0.000 description 13
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 3
- 230000003139 buffering effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 239000006173 Good's buffer Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000008246 gaseous mixture Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Landscapes
- Body Structure For Vehicles (AREA)
Abstract
The utility model discloses a kind of high-strength vehicle beam structures, including front apron, stiffener, rear baffle, energy-absorption box, support rod and fixing seat, front apron is arcuation stripe board, the concave side of front apron is equipped with stiffener, the two sides of concave side are equipped with support rod, stiffener includes stiffening plate and reinforcing beam, stiffening plate is hollow plate body structure, the front end of stiffening plate is welded on front apron, rear end is welded on rear baffle, reinforcing beam is across the concave side in front apron, reinforcing beam passes through the through-hole in stiffening plate, both ends are fixed on the support rod of two sides, rear baffle is in U-typed structure, the both ends of plate washer are fixed in fixing seat afterwards, support rod one end is fixed on front apron, the other end is equipped with energy-absorption box, energy-absorption box fixation is located in fixing seat.The utility model adds stiffener in original vehicle beam baffle, substantially increases the intensity of crossbeam, and crossbeam impact resistance significantly improves, and the resiliency of crossbeam is also improved, and increases the safety of automobile.
Description
Technical field
The utility model relates to technical field of automobile parts more particularly to a kind of high-strength vehicle beam structures.
Background technique
With the high speed development of China's economic level, people's lives level is also continuously improved, the need that people increasingly increase
It wants, promotes the high speed development of Domestic Automotive Industry, in order to meet this swift and violent demand for development of automobile industry, for automobile
The auto parts and components that speed of production and quality play a decisive role form a complete production network for producer, modular construction produced, quality
It is higher and higher with quantitative requirement.
Vehicle beam is as one of the components to hold the balance in automobile, it is desirable that certain buffering is needed while high-intensitive
Effect, many crossbeams used at present otherwise in order to pursue light weight, good buffer effect and compromise the intensity of crossbeam or adopt
It is made of the high material of intensity, but the big energy consumption of weight is high, is not well positioned to meet the requirement of high-intensitive high practicability.
Utility model content
Based on above-mentioned technical problem, the utility model provides a kind of high-strength vehicle beam structure, including front apron plus
Strong component, rear baffle, energy-absorption box, support rod and fixing seat, the front apron are arcuation stripe board, and the concave side of front apron is equipped with
The stiffener, the two sides of concave side are equipped with the support rod, and the stiffener includes stiffening plate and reinforcing beam, it is described plus
Strong plate is hollow plate body structure, and plate body side is equipped with through-hole, and the front end of the stiffening plate is welded on the front apron, rear end weldering
Connect on the rear baffle, reinforce front edge of board upper and lower part and the front apron coincide, between front center and front apron there are
Buffer gap, the reinforcing beam pass through the through-hole in the stiffening plate across the concave side in front apron, reinforcing beam, and both ends are fixed
On the support rod of two sides, the rear baffle is in U-typed structure, and the both ends of rear plate washer are fixed on the fixing seat, the branch
Strut one end is fixed on front apron, the other end is equipped with energy-absorption box, and the energy-absorption box fixation is located in fixing seat, the fixing seat
On be machined with bolt fixing hole.
Further, the surface of the concave side of the front apron is equipped with convex ribs.
Further, foam buffer stopper is equipped in the buffer gap between the stiffening plate and front apron.
Further, the convex side of the front apron be equipped with carburized layer, the carburized layer with a thickness of 10~30 μm.
Further, the front apron two sides are additionally provided with cant beam, and one end of the cant beam is welded on front apron, the other end
It is welded on the support rod.
As can be seen from the above technical solutions, the utility model has the advantages that:
1. the utility model adds stiffener in original vehicle beam baffle, the intensity of crossbeam is substantially increased,
Crossbeam impact resistance significantly improves, and increases the safety of automobile.
2. front plate surface is equipped with carburized layer, the surface hardness of carburized layer can reach 700HV1More than, wearability is fine, when
It is not easy to leave big scratch when crossbeam front end is by general scrape.
3. in crossbeam described in the utility model between stiffening plate and front apron, there are skies between rear baffle and automobile foreboard
Gap, and foam buffer stopper is equipped in the buffering gap, so that with excellent cushion performance while crossbeam keeps high-intensitive,
A large amount of impact energy can be absorbed when crossbeam is impacted by big load, reduces automotive interior parts to a certain extent
Damage.
Detailed description of the invention
Fig. 1 is the overlook direction structural schematic diagram of embodiment；
Fig. 2 is the face A-A cross-sectional view in Fig. 1.
Specific embodiment
It elaborates with reference to the accompanying drawing to specific embodiment of the utility model.
As shown in Fig. 1~2, a kind of high-strength vehicle beam structure, including front apron 1, stiffener, rear baffle 3, energy-absorbing
Box 4, support rod 5 and fixing seat 6.Front apron 1 is arcuation stripe board, and the concave side of front apron 1 is equipped with the stiffener, concave side
The two sides in face are equipped with support rod 5.The stiffener includes stiffening plate 7 and reinforcing beam 8, and stiffening plate 7 is equipped with several pieces, reinforcing beam
8 are equipped with two.Stiffening plate 7 is hollow plate body structure, and plate body side is equipped with through-hole 9, and the front end of stiffening plate 7 is welded on front apron 1
On, rear end is welded on rear baffle 3, and the upper and lower part of 7 front end of stiffening plate and front apron 1 coincide, and improves 1 upper and lower part of front apron
Intensity foam buffer stopper 10 is equipped in buffer gap 2 there are buffer gap 2 between 7 front center of stiffening plate and front apron 1.
Reinforcing beam 8 passes through the through-hole 9 in stiffening plate 7 across the concave side in front apron 1, reinforcing beam 8, and both ends are fixed on the support of two sides
On bar 5.Rear baffle 3 is in U-typed structure, and the both ends of rear plate washer 3 are fixed in fixing seat 6, the fixation side of rear baffle 3 and fixing seat
Formula may be selected any one of to weld or be bolted.5 one end of support rod is fixed on front apron 1, the other end is equipped with energy-absorbing
Box 4, the fixation of energy-absorption box 4 are located in fixing seat 6, bolt fixing hole 11 are machined in fixing seat 6, entire crossbeam is bolted
Hole 11 is fixed on automotive front end.
The surface of the concave side of front apron 1 is equipped with convex ribs 12, improves the resistance of deformation of front apron 1.In order to improve front
The intensity of edges of boards edge, 1 two sides of front apron are additionally provided with cant beam 14, and one end of cant beam 14 is welded on front apron, and the other end is welded on
On support rod 5.
Convex side for the wearability for improving crossbeam front surface, front apron 1 is equipped with carburized layer 13, the thickness of the carburized layer
It is 10~30 μm.The generation method of carburized layer are as follows:
1) other parts of crossbeam front apron 1 are smeared with lute and is sealed, surface of the exposure to carburizing；
2) front apron 1 is suspended on the cathode of glow ion nitrogen furnace with metallic rod, the conductive part and metal of front apron 1
Bar contact；
3) start glow ion nitrogen furnace, to vacuumizing in furnace, keep pressure not after vacuum degree≤100Pa in furnace
Become, adjust carburizing voltage to 600V, the front plate surface to carburizing starts build-up of luminance, surface temperature rising, while using methane as
Carburizing carbon source, with volume ratio CH4∶H2=100: 1 ratio inputs gaseous mixture into furnace；
4) carburizing voltage and furnace pressure are slowly improved, so that carburizing voltage reaches 750V, furnace pressure reaches 400Pa,
In-furnace temperature (temperature for being approximately equal to carburizing part surface) starts timing carburizing, carburizing time 7h when reaching 400 DEG C；
5) voltage is successively closed after the completion of carburizing, stops ventilation, front apron furnace cooling, when in-furnace temperature reaches room temperature
Afterwards, it opens relief valve and balances stove inner and outer air pressure, then open stove, take out front apron, remove the lute on front apron, i.e.,
Complete carburizing.
After carburizing, the carburized layer at carburizing position with a thickness of 10~30 μm, surface hardness > 700HV1, significantly improve cross
The wearability of beam front surface.
The utility model adds stiffener in original vehicle beam baffle, substantially increases the intensity of crossbeam, horizontal
Beam impact resistance significantly improves, and increases the safety of automobile.
Technical solution provided by the utility model is described in detail above, for the general technology people of this field
Member, based on the idea of the embodiment of the present invention, there will be changes in the specific implementation manner and application range, to sum up institute
It states, the content of the present specification should not be construed as a limitation of the present invention.
Claims (5)
1. a kind of high-strength vehicle beam structure, which is characterized in that including front apron, stiffener, rear baffle, energy-absorption box, branch
Strut and fixing seat, the front apron are arcuation stripe board, and the concave side of front apron is equipped with the stiffener, the two of concave side
Side is equipped with the support rod, and the stiffener includes stiffening plate and reinforcing beam, and the stiffening plate is hollow plate body structure, plate body
Side is equipped with through-hole, and the front end of the stiffening plate is welded on the front apron, and rear end is welded on the rear baffle, stiffening plate
The upper and lower part of front end and the front apron coincide, there are buffer gap between front center and front apron, the reinforcing beam across
In the concave side of front apron, reinforcing beam passes through the through-hole in the stiffening plate, and both ends are fixed on the support rod of two sides, after described
Baffle is in U-typed structure, and the both ends of rear plate washer are fixed on the fixing seat, described support rod one end is fixed on front apron,
The other end is equipped with energy-absorption box, and the energy-absorption box fixation is located in fixing seat, is machined with bolt fixing hole in the fixing seat.
2. a kind of high-strength vehicle beam structure according to claim 1, which is characterized in that the concave side of the front apron
Surface be equipped with convex ribs.
3. a kind of high-strength vehicle beam structure according to claim 1 or 2, which is characterized in that the stiffening plate is with before
Foam buffer stopper is equipped in buffer gap between baffle.
4. a kind of high-strength vehicle beam structure according to claim 3, which is characterized in that the convex side of the front apron
Equipped with carburized layer, the carburized layer with a thickness of 10~30 μm.
5. a kind of according to claim 1,2 or 4 described in any item high-strength vehicle beam structures, which is characterized in that before described
Baffle two sides are additionally provided with cant beam, and one end of the cant beam is welded on front apron, and the other end is welded on the support rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821329854.4U CN208789772U (en) | 2018-08-16 | 2018-08-16 | A kind of high-strength vehicle beam structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821329854.4U CN208789772U (en) | 2018-08-16 | 2018-08-16 | A kind of high-strength vehicle beam structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208789772U true CN208789772U (en) | 2019-04-26 |
Family
ID=66205882
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821329854.4U Expired - Fee Related CN208789772U (en) | 2018-08-16 | 2018-08-16 | A kind of high-strength vehicle beam structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208789772U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115123392A (en) * | 2022-08-15 | 2022-09-30 | 重庆金康赛力斯新能源汽车设计院有限公司 | Automobile-used chassis anticollision institution and electric automobile |
| CN115817398A (en) * | 2022-12-23 | 2023-03-21 | 江苏科彦汽车配件有限公司 | Automobile cross beam with high strength and use method thereof |
-
2018
- 2018-08-16 CN CN201821329854.4U patent/CN208789772U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115123392A (en) * | 2022-08-15 | 2022-09-30 | 重庆金康赛力斯新能源汽车设计院有限公司 | Automobile-used chassis anticollision institution and electric automobile |
| CN115123392B (en) * | 2022-08-15 | 2023-07-04 | 重庆金康赛力斯新能源汽车设计院有限公司 | Automobile chassis anti-collision mechanism and electric automobile |
| CN115817398A (en) * | 2022-12-23 | 2023-03-21 | 江苏科彦汽车配件有限公司 | Automobile cross beam with high strength and use method thereof |
| CN115817398B (en) * | 2022-12-23 | 2023-11-03 | 江苏科彦汽车配件有限公司 | Automobile beam with high strength and application method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190426 |